diff options
Diffstat (limited to 'drivers/net')
502 files changed, 16568 insertions, 7841 deletions
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index b667a51ed215..0dfeaf5da3f2 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -157,7 +157,7 @@ static inline struct aggregator *__get_first_agg(struct port *port) rcu_read_lock(); first_slave = bond_first_slave_rcu(bond); - agg = first_slave ? &(SLAVE_AD_INFO(first_slave).aggregator) : NULL; + agg = first_slave ? &(SLAVE_AD_INFO(first_slave)->aggregator) : NULL; rcu_read_unlock(); return agg; @@ -192,7 +192,7 @@ static inline void __enable_port(struct port *port) { struct slave *slave = port->slave; - if ((slave->link == BOND_LINK_UP) && IS_UP(slave->dev)) + if ((slave->link == BOND_LINK_UP) && bond_slave_is_up(slave)) bond_set_slave_active_flags(slave, BOND_SLAVE_NOTIFY_LATER); } @@ -241,7 +241,7 @@ static inline int __check_agg_selection_timer(struct port *port) */ static inline void __get_state_machine_lock(struct port *port) { - spin_lock_bh(&(SLAVE_AD_INFO(port->slave).state_machine_lock)); + spin_lock_bh(&(SLAVE_AD_INFO(port->slave)->state_machine_lock)); } /** @@ -250,7 +250,7 @@ static inline void __get_state_machine_lock(struct port *port) */ static inline void __release_state_machine_lock(struct port *port) { - spin_unlock_bh(&(SLAVE_AD_INFO(port->slave).state_machine_lock)); + spin_unlock_bh(&(SLAVE_AD_INFO(port->slave)->state_machine_lock)); } /** @@ -350,7 +350,7 @@ static u8 __get_duplex(struct port *port) static inline void __initialize_port_locks(struct slave *slave) { /* make sure it isn't called twice */ - spin_lock_init(&(SLAVE_AD_INFO(slave).state_machine_lock)); + spin_lock_init(&(SLAVE_AD_INFO(slave)->state_machine_lock)); } /* Conversions */ @@ -688,8 +688,8 @@ static struct aggregator *__get_active_agg(struct aggregator *aggregator) struct slave *slave; bond_for_each_slave_rcu(bond, slave, iter) - if (SLAVE_AD_INFO(slave).aggregator.is_active) - return &(SLAVE_AD_INFO(slave).aggregator); + if (SLAVE_AD_INFO(slave)->aggregator.is_active) + return &(SLAVE_AD_INFO(slave)->aggregator); return NULL; } @@ -1293,7 +1293,7 @@ static void ad_port_selection_logic(struct port *port) } /* search on all aggregators for a suitable aggregator for this port */ bond_for_each_slave(bond, slave, iter) { - aggregator = &(SLAVE_AD_INFO(slave).aggregator); + aggregator = &(SLAVE_AD_INFO(slave)->aggregator); /* keep a free aggregator for later use(if needed) */ if (!aggregator->lag_ports) { @@ -1504,7 +1504,7 @@ static void ad_agg_selection_logic(struct aggregator *agg) best = (active && agg_device_up(active)) ? active : NULL; bond_for_each_slave_rcu(bond, slave, iter) { - agg = &(SLAVE_AD_INFO(slave).aggregator); + agg = &(SLAVE_AD_INFO(slave)->aggregator); agg->is_active = 0; @@ -1549,7 +1549,7 @@ static void ad_agg_selection_logic(struct aggregator *agg) best->slave ? best->slave->dev->name : "NULL"); bond_for_each_slave_rcu(bond, slave, iter) { - agg = &(SLAVE_AD_INFO(slave).aggregator); + agg = &(SLAVE_AD_INFO(slave)->aggregator); pr_debug("Agg=%d; P=%d; a k=%d; p k=%d; Ind=%d; Act=%d\n", agg->aggregator_identifier, agg->num_of_ports, @@ -1840,16 +1840,16 @@ void bond_3ad_bind_slave(struct slave *slave) struct aggregator *aggregator; /* check that the slave has not been initialized yet. */ - if (SLAVE_AD_INFO(slave).port.slave != slave) { + if (SLAVE_AD_INFO(slave)->port.slave != slave) { /* port initialization */ - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); ad_initialize_port(port, bond->params.lacp_fast); __initialize_port_locks(slave); port->slave = slave; - port->actor_port_number = SLAVE_AD_INFO(slave).id; + port->actor_port_number = SLAVE_AD_INFO(slave)->id; /* key is determined according to the link speed, duplex and user key(which * is yet not supported) */ @@ -1874,7 +1874,7 @@ void bond_3ad_bind_slave(struct slave *slave) __disable_port(port); /* aggregator initialization */ - aggregator = &(SLAVE_AD_INFO(slave).aggregator); + aggregator = &(SLAVE_AD_INFO(slave)->aggregator); ad_initialize_agg(aggregator); @@ -1903,8 +1903,8 @@ void bond_3ad_unbind_slave(struct slave *slave) struct slave *slave_iter; struct list_head *iter; - aggregator = &(SLAVE_AD_INFO(slave).aggregator); - port = &(SLAVE_AD_INFO(slave).port); + aggregator = &(SLAVE_AD_INFO(slave)->aggregator); + port = &(SLAVE_AD_INFO(slave)->port); /* if slave is null, the whole port is not initialized */ if (!port->slave) { @@ -1932,7 +1932,7 @@ void bond_3ad_unbind_slave(struct slave *slave) (aggregator->lag_ports->next_port_in_aggregator)) { /* find new aggregator for the related port(s) */ bond_for_each_slave(bond, slave_iter, iter) { - new_aggregator = &(SLAVE_AD_INFO(slave_iter).aggregator); + new_aggregator = &(SLAVE_AD_INFO(slave_iter)->aggregator); /* if the new aggregator is empty, or it is * connected to our port only */ @@ -2010,7 +2010,7 @@ void bond_3ad_unbind_slave(struct slave *slave) /* find the aggregator that this port is connected to */ bond_for_each_slave(bond, slave_iter, iter) { - temp_aggregator = &(SLAVE_AD_INFO(slave_iter).aggregator); + temp_aggregator = &(SLAVE_AD_INFO(slave_iter)->aggregator); prev_port = NULL; /* search the port in the aggregator's related ports */ for (temp_port = temp_aggregator->lag_ports; temp_port; @@ -2076,7 +2076,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work) if (BOND_AD_INFO(bond).agg_select_timer && !(--BOND_AD_INFO(bond).agg_select_timer)) { slave = bond_first_slave_rcu(bond); - port = slave ? &(SLAVE_AD_INFO(slave).port) : NULL; + port = slave ? &(SLAVE_AD_INFO(slave)->port) : NULL; /* select the active aggregator for the bond */ if (port) { @@ -2094,7 +2094,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work) /* for each port run the state machines */ bond_for_each_slave_rcu(bond, slave, iter) { - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); if (!port->slave) { pr_warn_ratelimited("%s: Warning: Found an uninitialized port\n", bond->dev->name); @@ -2155,7 +2155,7 @@ static int bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, if (length >= sizeof(struct lacpdu)) { - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); if (!port->slave) { pr_warn_ratelimited("%s: Warning: port of slave %s is uninitialized\n", @@ -2212,7 +2212,7 @@ void bond_3ad_adapter_speed_changed(struct slave *slave) { struct port *port; - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); /* if slave is null, the whole port is not initialized */ if (!port->slave) { @@ -2245,7 +2245,7 @@ void bond_3ad_adapter_duplex_changed(struct slave *slave) { struct port *port; - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); /* if slave is null, the whole port is not initialized */ if (!port->slave) { @@ -2279,7 +2279,7 @@ void bond_3ad_handle_link_change(struct slave *slave, char link) { struct port *port; - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); /* if slave is null, the whole port is not initialized */ if (!port->slave) { @@ -2347,7 +2347,7 @@ int bond_3ad_set_carrier(struct bonding *bond) ret = 0; goto out; } - active = __get_active_agg(&(SLAVE_AD_INFO(first_slave).aggregator)); + active = __get_active_agg(&(SLAVE_AD_INFO(first_slave)->aggregator)); if (active) { /* are enough slaves available to consider link up? */ if (active->num_of_ports < bond->params.min_links) { @@ -2384,7 +2384,7 @@ int __bond_3ad_get_active_agg_info(struct bonding *bond, struct port *port; bond_for_each_slave_rcu(bond, slave, iter) { - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); if (port->aggregator && port->aggregator->is_active) { aggregator = port->aggregator; break; @@ -2440,22 +2440,22 @@ int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev) goto err_free; } - slave_agg_no = bond_xmit_hash(bond, skb, slaves_in_agg); + slave_agg_no = bond_xmit_hash(bond, skb) % slaves_in_agg; first_ok_slave = NULL; bond_for_each_slave_rcu(bond, slave, iter) { - agg = SLAVE_AD_INFO(slave).port.aggregator; + agg = SLAVE_AD_INFO(slave)->port.aggregator; if (!agg || agg->aggregator_identifier != agg_id) continue; if (slave_agg_no >= 0) { - if (!first_ok_slave && SLAVE_IS_OK(slave)) + if (!first_ok_slave && bond_slave_can_tx(slave)) first_ok_slave = slave; slave_agg_no--; continue; } - if (SLAVE_IS_OK(slave)) { + if (bond_slave_can_tx(slave)) { bond_dev_queue_xmit(bond, skb, slave->dev); goto out; } @@ -2522,7 +2522,7 @@ void bond_3ad_update_lacp_rate(struct bonding *bond) lacp_fast = bond->params.lacp_fast; bond_for_each_slave(bond, slave, iter) { - port = &(SLAVE_AD_INFO(slave).port); + port = &(SLAVE_AD_INFO(slave)->port); __get_state_machine_lock(port); if (lacp_fast) port->actor_oper_port_state |= AD_STATE_LACP_TIMEOUT; diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index 9f69e818b000..03e0bcade234 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -228,7 +228,7 @@ static struct slave *tlb_get_least_loaded_slave(struct bonding *bond) /* Find the slave with the largest gap */ bond_for_each_slave_rcu(bond, slave, iter) { - if (SLAVE_IS_OK(slave)) { + if (bond_slave_can_tx(slave)) { long long gap = compute_gap(slave); if (max_gap < gap) { @@ -383,7 +383,7 @@ static struct slave *rlb_next_rx_slave(struct bonding *bond) bool found = false; bond_for_each_slave(bond, slave, iter) { - if (!SLAVE_IS_OK(slave)) + if (!bond_slave_can_tx(slave)) continue; if (!found) { if (!before || before->speed < slave->speed) @@ -416,7 +416,7 @@ static struct slave *__rlb_next_rx_slave(struct bonding *bond) bool found = false; bond_for_each_slave_rcu(bond, slave, iter) { - if (!SLAVE_IS_OK(slave)) + if (!bond_slave_can_tx(slave)) continue; if (!found) { if (!before || before->speed < slave->speed) @@ -1057,7 +1057,7 @@ static int alb_set_slave_mac_addr(struct slave *slave, u8 addr[]) struct net_device *dev = slave->dev; struct sockaddr s_addr; - if (slave->bond->params.mode == BOND_MODE_TLB) { + if (BOND_MODE(slave->bond) == BOND_MODE_TLB) { memcpy(dev->dev_addr, addr, dev->addr_len); return 0; } @@ -1100,13 +1100,13 @@ static void alb_swap_mac_addr(struct slave *slave1, struct slave *slave2) static void alb_fasten_mac_swap(struct bonding *bond, struct slave *slave1, struct slave *slave2) { - int slaves_state_differ = (SLAVE_IS_OK(slave1) != SLAVE_IS_OK(slave2)); + int slaves_state_differ = (bond_slave_can_tx(slave1) != bond_slave_can_tx(slave2)); struct slave *disabled_slave = NULL; ASSERT_RTNL(); /* fasten the change in the switch */ - if (SLAVE_IS_OK(slave1)) { + if (bond_slave_can_tx(slave1)) { alb_send_learning_packets(slave1, slave1->dev->dev_addr); if (bond->alb_info.rlb_enabled) { /* inform the clients that the mac address @@ -1118,7 +1118,7 @@ static void alb_fasten_mac_swap(struct bonding *bond, struct slave *slave1, disabled_slave = slave1; } - if (SLAVE_IS_OK(slave2)) { + if (bond_slave_can_tx(slave2)) { alb_send_learning_packets(slave2, slave2->dev->dev_addr); if (bond->alb_info.rlb_enabled) { /* inform the clients that the mac address @@ -1347,6 +1347,77 @@ void bond_alb_deinitialize(struct bonding *bond) rlb_deinitialize(bond); } +static int bond_do_alb_xmit(struct sk_buff *skb, struct bonding *bond, + struct slave *tx_slave) +{ + struct alb_bond_info *bond_info = &(BOND_ALB_INFO(bond)); + struct ethhdr *eth_data = eth_hdr(skb); + + if (!tx_slave) { + /* unbalanced or unassigned, send through primary */ + tx_slave = rcu_dereference(bond->curr_active_slave); + if (bond->params.tlb_dynamic_lb) + bond_info->unbalanced_load += skb->len; + } + + if (tx_slave && bond_slave_can_tx(tx_slave)) { + if (tx_slave != rcu_dereference(bond->curr_active_slave)) { + ether_addr_copy(eth_data->h_source, + tx_slave->dev->dev_addr); + } + + bond_dev_queue_xmit(bond, skb, tx_slave->dev); + goto out; + } + + if (tx_slave && bond->params.tlb_dynamic_lb) { + _lock_tx_hashtbl(bond); + __tlb_clear_slave(bond, tx_slave, 0); + _unlock_tx_hashtbl(bond); + } + + /* no suitable interface, frame not sent */ + dev_kfree_skb_any(skb); +out: + return NETDEV_TX_OK; +} + +int bond_tlb_xmit(struct sk_buff *skb, struct net_device *bond_dev) +{ + struct bonding *bond = netdev_priv(bond_dev); + struct ethhdr *eth_data; + struct slave *tx_slave = NULL; + u32 hash_index; + + skb_reset_mac_header(skb); + eth_data = eth_hdr(skb); + + /* Do not TX balance any multicast or broadcast */ + if (!is_multicast_ether_addr(eth_data->h_dest)) { + switch (skb->protocol) { + case htons(ETH_P_IP): + case htons(ETH_P_IPX): + /* In case of IPX, it will falback to L2 hash */ + case htons(ETH_P_IPV6): + hash_index = bond_xmit_hash(bond, skb); + if (bond->params.tlb_dynamic_lb) { + tx_slave = tlb_choose_channel(bond, + hash_index & 0xFF, + skb->len); + } else { + struct list_head *iter; + int idx = hash_index % bond->slave_cnt; + + bond_for_each_slave_rcu(bond, tx_slave, iter) + if (--idx < 0) + break; + } + break; + } + } + return bond_do_alb_xmit(skb, bond, tx_slave); +} + int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) { struct bonding *bond = netdev_priv(bond_dev); @@ -1355,7 +1426,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) struct slave *tx_slave = NULL; static const __be32 ip_bcast = htonl(0xffffffff); int hash_size = 0; - int do_tx_balance = 1; + bool do_tx_balance = true; u32 hash_index = 0; const u8 *hash_start = NULL; struct ipv6hdr *ip6hdr; @@ -1370,7 +1441,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) if (ether_addr_equal_64bits(eth_data->h_dest, mac_bcast) || (iph->daddr == ip_bcast) || (iph->protocol == IPPROTO_IGMP)) { - do_tx_balance = 0; + do_tx_balance = false; break; } hash_start = (char *)&(iph->daddr); @@ -1382,7 +1453,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) * that here just in case. */ if (ether_addr_equal_64bits(eth_data->h_dest, mac_bcast)) { - do_tx_balance = 0; + do_tx_balance = false; break; } @@ -1390,7 +1461,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) * broadcasts in IPv4. */ if (ether_addr_equal_64bits(eth_data->h_dest, mac_v6_allmcast)) { - do_tx_balance = 0; + do_tx_balance = false; break; } @@ -1400,7 +1471,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) */ ip6hdr = ipv6_hdr(skb); if (ipv6_addr_any(&ip6hdr->saddr)) { - do_tx_balance = 0; + do_tx_balance = false; break; } @@ -1410,7 +1481,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) case ETH_P_IPX: if (ipx_hdr(skb)->ipx_checksum != IPX_NO_CHECKSUM) { /* something is wrong with this packet */ - do_tx_balance = 0; + do_tx_balance = false; break; } @@ -1419,7 +1490,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) * this family since it has an "ARP" like * mechanism */ - do_tx_balance = 0; + do_tx_balance = false; break; } @@ -1427,12 +1498,12 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) hash_size = ETH_ALEN; break; case ETH_P_ARP: - do_tx_balance = 0; + do_tx_balance = false; if (bond_info->rlb_enabled) tx_slave = rlb_arp_xmit(skb, bond); break; default: - do_tx_balance = 0; + do_tx_balance = false; break; } @@ -1441,32 +1512,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev) tx_slave = tlb_choose_channel(bond, hash_index, skb->len); } - if (!tx_slave) { - /* unbalanced or unassigned, send through primary */ - tx_slave = rcu_dereference(bond->curr_active_slave); - bond_info->unbalanced_load += skb->len; - } - - if (tx_slave && SLAVE_IS_OK(tx_slave)) { - if (tx_slave != rcu_dereference(bond->curr_active_slave)) { - ether_addr_copy(eth_data->h_source, - tx_slave->dev->dev_addr); - } - - bond_dev_queue_xmit(bond, skb, tx_slave->dev); - goto out; - } - - if (tx_slave) { - _lock_tx_hashtbl(bond); - __tlb_clear_slave(bond, tx_slave, 0); - _unlock_tx_hashtbl(bond); - } - - /* no suitable interface, frame not sent */ - dev_kfree_skb_any(skb); -out: - return NETDEV_TX_OK; + return bond_do_alb_xmit(skb, bond, tx_slave); } void bond_alb_monitor(struct work_struct *work) @@ -1699,7 +1745,7 @@ void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave /* in TLB mode, the slave might flip down/up with the old dev_addr, * and thus filter bond->dev_addr's packets, so force bond's mac */ - if (bond->params.mode == BOND_MODE_TLB) { + if (BOND_MODE(bond) == BOND_MODE_TLB) { struct sockaddr sa; u8 tmp_addr[ETH_ALEN]; diff --git a/drivers/net/bonding/bond_alb.h b/drivers/net/bonding/bond_alb.h index e09dd4bfafff..5fc76c01636c 100644 --- a/drivers/net/bonding/bond_alb.h +++ b/drivers/net/bonding/bond_alb.h @@ -175,6 +175,7 @@ void bond_alb_deinit_slave(struct bonding *bond, struct slave *slave); void bond_alb_handle_link_change(struct bonding *bond, struct slave *slave, char link); void bond_alb_handle_active_change(struct bonding *bond, struct slave *new_slave); int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev); +int bond_tlb_xmit(struct sk_buff *skb, struct net_device *bond_dev); void bond_alb_monitor(struct work_struct *); int bond_alb_set_mac_address(struct net_device *bond_dev, void *addr); void bond_alb_clear_vlan(struct bonding *bond, unsigned short vlan_id); diff --git a/drivers/net/bonding/bond_debugfs.c b/drivers/net/bonding/bond_debugfs.c index 2d3f7fa541ff..658e761c4568 100644 --- a/drivers/net/bonding/bond_debugfs.c +++ b/drivers/net/bonding/bond_debugfs.c @@ -23,7 +23,7 @@ static int bond_debug_rlb_hash_show(struct seq_file *m, void *v) struct rlb_client_info *client_info; u32 hash_index; - if (bond->params.mode != BOND_MODE_ALB) + if (BOND_MODE(bond) != BOND_MODE_ALB) return 0; seq_printf(m, "SourceIP DestinationIP " diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 69aff72c8957..499645b0925c 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -343,7 +343,7 @@ static int bond_set_carrier(struct bonding *bond) if (!bond_has_slaves(bond)) goto down; - if (bond->params.mode == BOND_MODE_8023AD) + if (BOND_MODE(bond) == BOND_MODE_8023AD) return bond_3ad_set_carrier(bond); bond_for_each_slave(bond, slave, iter) { @@ -497,7 +497,7 @@ static int bond_set_promiscuity(struct bonding *bond, int inc) struct list_head *iter; int err = 0; - if (USES_PRIMARY(bond->params.mode)) { + if (bond_uses_primary(bond)) { /* write lock already acquired */ if (bond->curr_active_slave) { err = dev_set_promiscuity(bond->curr_active_slave->dev, @@ -523,7 +523,7 @@ static int bond_set_allmulti(struct bonding *bond, int inc) struct list_head *iter; int err = 0; - if (USES_PRIMARY(bond->params.mode)) { + if (bond_uses_primary(bond)) { /* write lock already acquired */ if (bond->curr_active_slave) { err = dev_set_allmulti(bond->curr_active_slave->dev, @@ -574,7 +574,7 @@ static void bond_hw_addr_flush(struct net_device *bond_dev, dev_uc_unsync(slave_dev, bond_dev); dev_mc_unsync(slave_dev, bond_dev); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { /* del lacpdu mc addr from mc list */ u8 lacpdu_multicast[ETH_ALEN] = MULTICAST_LACPDU_ADDR; @@ -585,8 +585,8 @@ static void bond_hw_addr_flush(struct net_device *bond_dev, /*--------------------------- Active slave change ---------------------------*/ /* Update the hardware address list and promisc/allmulti for the new and - * old active slaves (if any). Modes that are !USES_PRIMARY keep all - * slaves up date at all times; only the USES_PRIMARY modes need to call + * old active slaves (if any). Modes that are not using primary keep all + * slaves up date at all times; only the modes that use primary need to call * this function to swap these settings during a failover. */ static void bond_hw_addr_swap(struct bonding *bond, struct slave *new_active, @@ -747,7 +747,7 @@ static struct slave *bond_find_best_slave(struct bonding *bond) bond_for_each_slave(bond, slave, iter) { if (slave->link == BOND_LINK_UP) return slave; - if (slave->link == BOND_LINK_BACK && IS_UP(slave->dev) && + if (slave->link == BOND_LINK_BACK && bond_slave_is_up(slave) && slave->delay < mintime) { mintime = slave->delay; bestslave = slave; @@ -801,7 +801,7 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active) new_active->last_link_up = jiffies; if (new_active->link == BOND_LINK_BACK) { - if (USES_PRIMARY(bond->params.mode)) { + if (bond_uses_primary(bond)) { pr_info("%s: making interface %s the new active one %d ms earlier\n", bond->dev->name, new_active->dev->name, (bond->params.updelay - new_active->delay) * bond->params.miimon); @@ -810,20 +810,20 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active) new_active->delay = 0; new_active->link = BOND_LINK_UP; - if (bond->params.mode == BOND_MODE_8023AD) + if (BOND_MODE(bond) == BOND_MODE_8023AD) bond_3ad_handle_link_change(new_active, BOND_LINK_UP); if (bond_is_lb(bond)) bond_alb_handle_link_change(bond, new_active, BOND_LINK_UP); } else { - if (USES_PRIMARY(bond->params.mode)) { + if (bond_uses_primary(bond)) { pr_info("%s: making interface %s the new active one\n", bond->dev->name, new_active->dev->name); } } } - if (USES_PRIMARY(bond->params.mode)) + if (bond_uses_primary(bond)) bond_hw_addr_swap(bond, new_active, old_active); if (bond_is_lb(bond)) { @@ -838,7 +838,7 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active) rcu_assign_pointer(bond->curr_active_slave, new_active); } - if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) { + if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) { if (old_active) bond_set_slave_inactive_flags(old_active, BOND_SLAVE_NOTIFY_NOW); @@ -876,8 +876,8 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active) * resend only if bond is brought up with the affected * bonding modes and the retransmission is enabled */ if (netif_running(bond->dev) && (bond->params.resend_igmp > 0) && - ((USES_PRIMARY(bond->params.mode) && new_active) || - bond->params.mode == BOND_MODE_ROUNDROBIN)) { + ((bond_uses_primary(bond) && new_active) || + BOND_MODE(bond) == BOND_MODE_ROUNDROBIN)) { bond->igmp_retrans = bond->params.resend_igmp; queue_delayed_work(bond->wq, &bond->mcast_work, 1); } @@ -958,7 +958,7 @@ static void bond_netpoll_cleanup(struct net_device *bond_dev) struct slave *slave; bond_for_each_slave(bond, slave, iter) - if (IS_UP(slave->dev)) + if (bond_slave_is_up(slave)) slave_disable_netpoll(slave); } @@ -1038,6 +1038,7 @@ static void bond_compute_features(struct bonding *bond) if (!bond_has_slaves(bond)) goto done; + vlan_features &= NETIF_F_ALL_FOR_ALL; bond_for_each_slave(bond, slave, iter) { vlan_features = netdev_increment_features(vlan_features, @@ -1084,7 +1085,7 @@ static bool bond_should_deliver_exact_match(struct sk_buff *skb, struct bonding *bond) { if (bond_is_slave_inactive(slave)) { - if (bond->params.mode == BOND_MODE_ALB && + if (BOND_MODE(bond) == BOND_MODE_ALB && skb->pkt_type != PACKET_BROADCAST && skb->pkt_type != PACKET_MULTICAST) return false; @@ -1126,7 +1127,7 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb) skb->dev = bond->dev; - if (bond->params.mode == BOND_MODE_ALB && + if (BOND_MODE(bond) == BOND_MODE_ALB && bond->dev->priv_flags & IFF_BRIDGE_PORT && skb->pkt_type == PACKET_HOST) { @@ -1163,6 +1164,35 @@ static void bond_upper_dev_unlink(struct net_device *bond_dev, rtmsg_ifinfo(RTM_NEWLINK, slave_dev, IFF_SLAVE, GFP_KERNEL); } +static struct slave *bond_alloc_slave(struct bonding *bond) +{ + struct slave *slave = NULL; + + slave = kzalloc(sizeof(struct slave), GFP_KERNEL); + if (!slave) + return NULL; + + if (BOND_MODE(bond) == BOND_MODE_8023AD) { + SLAVE_AD_INFO(slave) = kzalloc(sizeof(struct ad_slave_info), + GFP_KERNEL); + if (!SLAVE_AD_INFO(slave)) { + kfree(slave); + return NULL; + } + } + return slave; +} + +static void bond_free_slave(struct slave *slave) +{ + struct bonding *bond = bond_get_bond_by_slave(slave); + + if (BOND_MODE(bond) == BOND_MODE_8023AD) + kfree(SLAVE_AD_INFO(slave)); + + kfree(slave); +} + /* enslave device <slave> to bond device <master> */ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) { @@ -1269,7 +1299,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) if (!bond_has_slaves(bond)) { pr_warn("%s: Warning: The first slave device specified does not support setting the MAC address\n", bond_dev->name); - if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) { + if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) { bond->params.fail_over_mac = BOND_FOM_ACTIVE; pr_warn("%s: Setting fail_over_mac to active for active-backup mode\n", bond_dev->name); @@ -1290,11 +1320,14 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) bond->dev->addr_assign_type == NET_ADDR_RANDOM) bond_set_dev_addr(bond->dev, slave_dev); - new_slave = kzalloc(sizeof(struct slave), GFP_KERNEL); + new_slave = bond_alloc_slave(bond); if (!new_slave) { res = -ENOMEM; goto err_undo_flags; } + + new_slave->bond = bond; + new_slave->dev = slave_dev; /* * Set the new_slave's queue_id to be zero. Queue ID mapping * is set via sysfs or module option if desired. @@ -1317,7 +1350,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) ether_addr_copy(new_slave->perm_hwaddr, slave_dev->dev_addr); if (!bond->params.fail_over_mac || - bond->params.mode != BOND_MODE_ACTIVEBACKUP) { + BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) { /* * Set slave to master's mac address. The application already * set the master's mac address to that of the first slave @@ -1338,8 +1371,6 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) goto err_restore_mac; } - new_slave->bond = bond; - new_slave->dev = slave_dev; slave_dev->priv_flags |= IFF_BONDING; if (bond_is_lb(bond)) { @@ -1351,10 +1382,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) goto err_close; } - /* If the mode USES_PRIMARY, then the following is handled by + /* If the mode uses primary, then the following is handled by * bond_change_active_slave(). */ - if (!USES_PRIMARY(bond->params.mode)) { + if (!bond_uses_primary(bond)) { /* set promiscuity level to new slave */ if (bond_dev->flags & IFF_PROMISC) { res = dev_set_promiscuity(slave_dev, 1); @@ -1377,7 +1408,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) netif_addr_unlock_bh(bond_dev); } - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { /* add lacpdu mc addr to mc list */ u8 lacpdu_multicast[ETH_ALEN] = MULTICAST_LACPDU_ADDR; @@ -1450,7 +1481,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) new_slave->link == BOND_LINK_DOWN ? "DOWN" : (new_slave->link == BOND_LINK_UP ? "UP" : "BACK")); - if (USES_PRIMARY(bond->params.mode) && bond->params.primary[0]) { + if (bond_uses_primary(bond) && bond->params.primary[0]) { /* if there is a primary slave, remember it */ if (strcmp(bond->params.primary, new_slave->dev->name) == 0) { bond->primary_slave = new_slave; @@ -1458,7 +1489,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) } } - switch (bond->params.mode) { + switch (BOND_MODE(bond)) { case BOND_MODE_ACTIVEBACKUP: bond_set_slave_inactive_flags(new_slave, BOND_SLAVE_NOTIFY_NOW); @@ -1471,14 +1502,14 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) bond_set_slave_inactive_flags(new_slave, BOND_SLAVE_NOTIFY_NOW); /* if this is the first slave */ if (!prev_slave) { - SLAVE_AD_INFO(new_slave).id = 1; + SLAVE_AD_INFO(new_slave)->id = 1; /* Initialize AD with the number of times that the AD timer is called in 1 second * can be called only after the mac address of the bond is set */ bond_3ad_initialize(bond, 1000/AD_TIMER_INTERVAL); } else { - SLAVE_AD_INFO(new_slave).id = - SLAVE_AD_INFO(prev_slave).id + 1; + SLAVE_AD_INFO(new_slave)->id = + SLAVE_AD_INFO(prev_slave)->id + 1; } bond_3ad_bind_slave(new_slave); @@ -1539,7 +1570,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) bond_compute_features(bond); bond_set_carrier(bond); - if (USES_PRIMARY(bond->params.mode)) { + if (bond_uses_primary(bond)) { block_netpoll_tx(); write_lock_bh(&bond->curr_slave_lock); bond_select_active_slave(bond); @@ -1563,7 +1594,7 @@ err_unregister: netdev_rx_handler_unregister(slave_dev); err_detach: - if (!USES_PRIMARY(bond->params.mode)) + if (!bond_uses_primary(bond)) bond_hw_addr_flush(bond_dev, slave_dev); vlan_vids_del_by_dev(slave_dev, bond_dev); @@ -1585,7 +1616,7 @@ err_close: err_restore_mac: if (!bond->params.fail_over_mac || - bond->params.mode != BOND_MODE_ACTIVEBACKUP) { + BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) { /* XXX TODO - fom follow mode needs to change master's * MAC if this slave's MAC is in use by the bond, or at * least print a warning. @@ -1599,7 +1630,7 @@ err_restore_mtu: dev_set_mtu(slave_dev, new_slave->original_mtu); err_free: - kfree(new_slave); + bond_free_slave(new_slave); err_undo_flags: /* Enslave of first slave has failed and we need to fix master's mac */ @@ -1661,7 +1692,7 @@ static int __bond_release_one(struct net_device *bond_dev, write_lock_bh(&bond->lock); /* Inform AD package of unbinding of slave. */ - if (bond->params.mode == BOND_MODE_8023AD) + if (BOND_MODE(bond) == BOND_MODE_8023AD) bond_3ad_unbind_slave(slave); write_unlock_bh(&bond->lock); @@ -1676,7 +1707,7 @@ static int __bond_release_one(struct net_device *bond_dev, bond->current_arp_slave = NULL; if (!all && (!bond->params.fail_over_mac || - bond->params.mode != BOND_MODE_ACTIVEBACKUP)) { + BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP)) { if (ether_addr_equal_64bits(bond_dev->dev_addr, slave->perm_hwaddr) && bond_has_slaves(bond)) pr_warn("%s: Warning: the permanent HWaddr of %s - %pM - is still in use by %s - set the HWaddr of %s to a different address to avoid conflicts\n", @@ -1748,10 +1779,10 @@ static int __bond_release_one(struct net_device *bond_dev, /* must do this from outside any spinlocks */ vlan_vids_del_by_dev(slave_dev, bond_dev); - /* If the mode USES_PRIMARY, then this cases was handled above by + /* If the mode uses primary, then this cases was handled above by * bond_change_active_slave(..., NULL) */ - if (!USES_PRIMARY(bond->params.mode)) { + if (!bond_uses_primary(bond)) { /* unset promiscuity level from slave * NOTE: The NETDEV_CHANGEADDR call above may change the value * of the IFF_PROMISC flag in the bond_dev, but we need the @@ -1775,7 +1806,7 @@ static int __bond_release_one(struct net_device *bond_dev, dev_close(slave_dev); if (bond->params.fail_over_mac != BOND_FOM_ACTIVE || - bond->params.mode != BOND_MODE_ACTIVEBACKUP) { + BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) { /* restore original ("permanent") mac address */ ether_addr_copy(addr.sa_data, slave->perm_hwaddr); addr.sa_family = slave_dev->type; @@ -1786,7 +1817,7 @@ static int __bond_release_one(struct net_device *bond_dev, slave_dev->priv_flags &= ~IFF_BONDING; - kfree(slave); + bond_free_slave(slave); return 0; /* deletion OK */ } @@ -1821,7 +1852,7 @@ static int bond_info_query(struct net_device *bond_dev, struct ifbond *info) { struct bonding *bond = netdev_priv(bond_dev); - info->bond_mode = bond->params.mode; + info->bond_mode = BOND_MODE(bond); info->miimon = bond->params.miimon; info->num_slaves = bond->slave_cnt; @@ -1877,7 +1908,7 @@ static int bond_miimon_inspect(struct bonding *bond) if (slave->delay) { pr_info("%s: link status down for %sinterface %s, disabling it in %d ms\n", bond->dev->name, - (bond->params.mode == + (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) ? (bond_is_active_slave(slave) ? "active " : "backup ") : "", @@ -1968,10 +1999,10 @@ static void bond_miimon_commit(struct bonding *bond) slave->link = BOND_LINK_UP; slave->last_link_up = jiffies; - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { /* prevent it from being the active one */ bond_set_backup_slave(slave); - } else if (bond->params.mode != BOND_MODE_ACTIVEBACKUP) { + } else if (BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP) { /* make it immediately active */ bond_set_active_slave(slave); } else if (slave != bond->primary_slave) { @@ -1985,7 +2016,7 @@ static void bond_miimon_commit(struct bonding *bond) slave->duplex ? "full" : "half"); /* notify ad that the link status has changed */ - if (bond->params.mode == BOND_MODE_8023AD) + if (BOND_MODE(bond) == BOND_MODE_8023AD) bond_3ad_handle_link_change(slave, BOND_LINK_UP); if (bond_is_lb(bond)) @@ -2004,15 +2035,15 @@ static void bond_miimon_commit(struct bonding *bond) slave->link = BOND_LINK_DOWN; - if (bond->params.mode == BOND_MODE_ACTIVEBACKUP || - bond->params.mode == BOND_MODE_8023AD) + if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP || + BOND_MODE(bond) == BOND_MODE_8023AD) bond_set_slave_inactive_flags(slave, BOND_SLAVE_NOTIFY_NOW); pr_info("%s: link status definitely down for interface %s, disabling it\n", bond->dev->name, slave->dev->name); - if (bond->params.mode == BOND_MODE_8023AD) + if (BOND_MODE(bond) == BOND_MODE_8023AD) bond_3ad_handle_link_change(slave, BOND_LINK_DOWN); @@ -2291,8 +2322,8 @@ int bond_arp_rcv(const struct sk_buff *skb, struct bonding *bond, int alen, is_arp = skb->protocol == __cpu_to_be16(ETH_P_ARP); if (!slave_do_arp_validate(bond, slave)) { - if ((slave_do_arp_validate_only(bond, slave) && is_arp) || - !slave_do_arp_validate_only(bond, slave)) + if ((slave_do_arp_validate_only(bond) && is_arp) || + !slave_do_arp_validate_only(bond)) slave->last_rx = jiffies; return RX_HANDLER_ANOTHER; } else if (!is_arp) { @@ -2460,7 +2491,7 @@ static void bond_loadbalance_arp_mon(struct work_struct *work) * do - all replies will be rx'ed on same link causing slaves * to be unstable during low/no traffic periods */ - if (IS_UP(slave->dev)) + if (bond_slave_is_up(slave)) bond_arp_send_all(bond, slave); } @@ -2682,10 +2713,10 @@ static bool bond_ab_arp_probe(struct bonding *bond) bond_set_slave_inactive_flags(curr_arp_slave, BOND_SLAVE_NOTIFY_LATER); bond_for_each_slave_rcu(bond, slave, iter) { - if (!found && !before && IS_UP(slave->dev)) + if (!found && !before && bond_slave_is_up(slave)) before = slave; - if (found && !new_slave && IS_UP(slave->dev)) + if (found && !new_slave && bond_slave_is_up(slave)) new_slave = slave; /* if the link state is up at this point, we * mark it down - this can happen if we have @@ -2694,7 +2725,7 @@ static bool bond_ab_arp_probe(struct bonding *bond) * one the current slave so it is still marked * up when it is actually down */ - if (!IS_UP(slave->dev) && slave->link == BOND_LINK_UP) { + if (!bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) { slave->link = BOND_LINK_DOWN; if (slave->link_failure_count < UINT_MAX) slave->link_failure_count++; @@ -2857,7 +2888,7 @@ static int bond_slave_netdev_event(unsigned long event, bond_update_speed_duplex(slave); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { if (old_speed != slave->speed) bond_3ad_adapter_speed_changed(slave); if (old_duplex != slave->duplex) @@ -2885,7 +2916,7 @@ static int bond_slave_netdev_event(unsigned long event, break; case NETDEV_CHANGENAME: /* we don't care if we don't have primary set */ - if (!USES_PRIMARY(bond->params.mode) || + if (!bond_uses_primary(bond) || !bond->params.primary[0]) break; @@ -3015,20 +3046,18 @@ static bool bond_flow_dissect(struct bonding *bond, struct sk_buff *skb, * bond_xmit_hash - generate a hash value based on the xmit policy * @bond: bonding device * @skb: buffer to use for headers - * @count: modulo value * * This function will extract the necessary headers from the skb buffer and use * them to generate a hash based on the xmit_policy set in the bonding device - * which will be reduced modulo count before returning. */ -int bond_xmit_hash(struct bonding *bond, struct sk_buff *skb, int count) +u32 bond_xmit_hash(struct bonding *bond, struct sk_buff *skb) { struct flow_keys flow; u32 hash; if (bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER2 || !bond_flow_dissect(bond, skb, &flow)) - return bond_eth_hash(skb) % count; + return bond_eth_hash(skb); if (bond->params.xmit_policy == BOND_XMIT_POLICY_LAYER23 || bond->params.xmit_policy == BOND_XMIT_POLICY_ENCAP23) @@ -3039,7 +3068,7 @@ int bond_xmit_hash(struct bonding *bond, struct sk_buff *skb, int count) hash ^= (hash >> 16); hash ^= (hash >> 8); - return hash % count; + return hash; } /*-------------------------- Device entry points ----------------------------*/ @@ -3050,7 +3079,7 @@ static void bond_work_init_all(struct bonding *bond) bond_resend_igmp_join_requests_delayed); INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor); INIT_DELAYED_WORK(&bond->mii_work, bond_mii_monitor); - if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) + if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) INIT_DELAYED_WORK(&bond->arp_work, bond_activebackup_arp_mon); else INIT_DELAYED_WORK(&bond->arp_work, bond_loadbalance_arp_mon); @@ -3077,7 +3106,7 @@ static int bond_open(struct net_device *bond_dev) if (bond_has_slaves(bond)) { read_lock(&bond->curr_slave_lock); bond_for_each_slave(bond, slave, iter) { - if (USES_PRIMARY(bond->params.mode) + if (bond_uses_primary(bond) && (slave != bond->curr_active_slave)) { bond_set_slave_inactive_flags(slave, BOND_SLAVE_NOTIFY_NOW); @@ -3096,9 +3125,10 @@ static int bond_open(struct net_device *bond_dev) /* bond_alb_initialize must be called before the timer * is started. */ - if (bond_alb_initialize(bond, (bond->params.mode == BOND_MODE_ALB))) + if (bond_alb_initialize(bond, (BOND_MODE(bond) == BOND_MODE_ALB))) return -ENOMEM; - queue_delayed_work(bond->wq, &bond->alb_work, 0); + if (bond->params.tlb_dynamic_lb) + queue_delayed_work(bond->wq, &bond->alb_work, 0); } if (bond->params.miimon) /* link check interval, in milliseconds. */ @@ -3109,7 +3139,7 @@ static int bond_open(struct net_device *bond_dev) bond->recv_probe = bond_arp_rcv; } - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { queue_delayed_work(bond->wq, &bond->ad_work, 0); /* register to receive LACPDUs */ bond->recv_probe = bond_3ad_lacpdu_recv; @@ -3314,7 +3344,7 @@ static void bond_set_rx_mode(struct net_device *bond_dev) rcu_read_lock(); - if (USES_PRIMARY(bond->params.mode)) { + if (bond_uses_primary(bond)) { slave = rcu_dereference(bond->curr_active_slave); if (slave) { dev_uc_sync(slave->dev, bond_dev); @@ -3468,7 +3498,7 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr) struct list_head *iter; int res = 0; - if (bond->params.mode == BOND_MODE_ALB) + if (BOND_MODE(bond) == BOND_MODE_ALB) return bond_alb_set_mac_address(bond_dev, addr); @@ -3479,7 +3509,7 @@ static int bond_set_mac_address(struct net_device *bond_dev, void *addr) * Returning an error causes ifenslave to fail. */ if (bond->params.fail_over_mac && - bond->params.mode == BOND_MODE_ACTIVEBACKUP) + BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) return 0; if (!is_valid_ether_addr(sa->sa_data)) @@ -3559,7 +3589,7 @@ static void bond_xmit_slave_id(struct bonding *bond, struct sk_buff *skb, int sl /* Here we start from the slave with slave_id */ bond_for_each_slave_rcu(bond, slave, iter) { if (--i < 0) { - if (slave_can_tx(slave)) { + if (bond_slave_can_tx(slave)) { bond_dev_queue_xmit(bond, skb, slave->dev); return; } @@ -3571,7 +3601,7 @@ static void bond_xmit_slave_id(struct bonding *bond, struct sk_buff *skb, int sl bond_for_each_slave_rcu(bond, slave, iter) { if (--i < 0) break; - if (slave_can_tx(slave)) { + if (bond_slave_can_tx(slave)) { bond_dev_queue_xmit(bond, skb, slave->dev); return; } @@ -3628,7 +3658,7 @@ static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev */ if (iph->protocol == IPPROTO_IGMP && skb->protocol == htons(ETH_P_IP)) { slave = rcu_dereference(bond->curr_active_slave); - if (slave && slave_can_tx(slave)) + if (slave && bond_slave_can_tx(slave)) bond_dev_queue_xmit(bond, skb, slave->dev); else bond_xmit_slave_id(bond, skb, 0); @@ -3666,7 +3696,7 @@ static int bond_xmit_xor(struct sk_buff *skb, struct net_device *bond_dev) { struct bonding *bond = netdev_priv(bond_dev); - bond_xmit_slave_id(bond, skb, bond_xmit_hash(bond, skb, bond->slave_cnt)); + bond_xmit_slave_id(bond, skb, bond_xmit_hash(bond, skb) % bond->slave_cnt); return NETDEV_TX_OK; } @@ -3681,7 +3711,7 @@ static int bond_xmit_broadcast(struct sk_buff *skb, struct net_device *bond_dev) bond_for_each_slave_rcu(bond, slave, iter) { if (bond_is_last_slave(bond, slave)) break; - if (IS_UP(slave->dev) && slave->link == BOND_LINK_UP) { + if (bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) { struct sk_buff *skb2 = skb_clone(skb, GFP_ATOMIC); if (!skb2) { @@ -3693,7 +3723,7 @@ static int bond_xmit_broadcast(struct sk_buff *skb, struct net_device *bond_dev) bond_dev_queue_xmit(bond, skb2, slave->dev); } } - if (slave && IS_UP(slave->dev) && slave->link == BOND_LINK_UP) + if (slave && bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) bond_dev_queue_xmit(bond, skb, slave->dev); else dev_kfree_skb_any(skb); @@ -3718,7 +3748,7 @@ static inline int bond_slave_override(struct bonding *bond, /* Find out if any slaves have the same mapping as this skb. */ bond_for_each_slave_rcu(bond, slave, iter) { if (slave->queue_id == skb->queue_mapping) { - if (slave_can_tx(slave)) { + if (bond_slave_can_tx(slave)) { bond_dev_queue_xmit(bond, skb, slave->dev); return 0; } @@ -3759,12 +3789,11 @@ static netdev_tx_t __bond_start_xmit(struct sk_buff *skb, struct net_device *dev { struct bonding *bond = netdev_priv(dev); - if (TX_QUEUE_OVERRIDE(bond->params.mode)) { - if (!bond_slave_override(bond, skb)) - return NETDEV_TX_OK; - } + if (bond_should_override_tx_queue(bond) && + !bond_slave_override(bond, skb)) + return NETDEV_TX_OK; - switch (bond->params.mode) { + switch (BOND_MODE(bond)) { case BOND_MODE_ROUNDROBIN: return bond_xmit_roundrobin(skb, dev); case BOND_MODE_ACTIVEBACKUP: @@ -3776,12 +3805,13 @@ static netdev_tx_t __bond_start_xmit(struct sk_buff *skb, struct net_device *dev case BOND_MODE_8023AD: return bond_3ad_xmit_xor(skb, dev); case BOND_MODE_ALB: - case BOND_MODE_TLB: return bond_alb_xmit(skb, dev); + case BOND_MODE_TLB: + return bond_tlb_xmit(skb, dev); default: /* Should never happen, mode already checked */ pr_err("%s: Error: Unknown bonding mode %d\n", - dev->name, bond->params.mode); + dev->name, BOND_MODE(bond)); WARN_ON_ONCE(1); dev_kfree_skb_any(skb); return NETDEV_TX_OK; @@ -3821,14 +3851,14 @@ static int bond_ethtool_get_settings(struct net_device *bond_dev, ecmd->duplex = DUPLEX_UNKNOWN; ecmd->port = PORT_OTHER; - /* Since SLAVE_IS_OK returns false for all inactive or down slaves, we + /* Since bond_slave_can_tx returns false for all inactive or down slaves, we * do not need to check mode. Though link speed might not represent * the true receive or transmit bandwidth (not all modes are symmetric) * this is an accurate maximum. */ read_lock(&bond->lock); bond_for_each_slave(bond, slave, iter) { - if (SLAVE_IS_OK(slave)) { + if (bond_slave_can_tx(slave)) { if (slave->speed != SPEED_UNKNOWN) speed += slave->speed; if (ecmd->duplex == DUPLEX_UNKNOWN && @@ -3998,7 +4028,8 @@ static int bond_check_params(struct bond_params *params) if (xmit_hash_policy) { if ((bond_mode != BOND_MODE_XOR) && - (bond_mode != BOND_MODE_8023AD)) { + (bond_mode != BOND_MODE_8023AD) && + (bond_mode != BOND_MODE_TLB)) { pr_info("xmit_hash_policy param is irrelevant in mode %s\n", bond_mode_name(bond_mode)); } else { @@ -4083,7 +4114,7 @@ static int bond_check_params(struct bond_params *params) } /* reset values for 802.3ad/TLB/ALB */ - if (BOND_NO_USES_ARP(bond_mode)) { + if (!bond_mode_uses_arp(bond_mode)) { if (!miimon) { pr_warn("Warning: miimon must be specified, otherwise bonding will not detect link failure, speed and duplex which are essential for 802.3ad operation\n"); pr_warn("Forcing miimon to 100msec\n"); @@ -4165,7 +4196,7 @@ static int bond_check_params(struct bond_params *params) catch mistakes */ __be32 ip; if (!in4_pton(arp_ip_target[i], -1, (u8 *)&ip, -1, NULL) || - IS_IP_TARGET_UNUSABLE_ADDRESS(ip)) { + !bond_is_ip_target_ok(ip)) { pr_warn("Warning: bad arp_ip_target module parameter (%s), ARP monitoring will not be performed\n", arp_ip_target[i]); arp_interval = 0; @@ -4238,7 +4269,7 @@ static int bond_check_params(struct bond_params *params) pr_debug("Warning: either miimon or arp_interval and arp_ip_target module parameters must be specified, otherwise bonding will not detect link failures! see bonding.txt for details\n"); } - if (primary && !USES_PRIMARY(bond_mode)) { + if (primary && !bond_mode_uses_primary(bond_mode)) { /* currently, using a primary only makes sense * in active backup, TLB or ALB modes */ @@ -4304,6 +4335,7 @@ static int bond_check_params(struct bond_params *params) params->min_links = min_links; params->lp_interval = lp_interval; params->packets_per_slave = packets_per_slave; + params->tlb_dynamic_lb = 1; /* Default value */ if (packets_per_slave > 0) { params->reciprocal_packets_per_slave = reciprocal_value(packets_per_slave); diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index f847e165d252..5ab3c1847e67 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -56,10 +56,10 @@ static int bond_fill_slave_info(struct sk_buff *skb, if (nla_put_u16(skb, IFLA_BOND_SLAVE_QUEUE_ID, slave->queue_id)) goto nla_put_failure; - if (slave->bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) { const struct aggregator *agg; - agg = SLAVE_AD_INFO(slave).port.aggregator; + agg = SLAVE_AD_INFO(slave)->port.aggregator; if (agg) if (nla_put_u16(skb, IFLA_BOND_SLAVE_AD_AGGREGATOR_ID, agg->aggregator_identifier)) @@ -407,7 +407,7 @@ static int bond_fill_info(struct sk_buff *skb, unsigned int packets_per_slave; int i, targets_added; - if (nla_put_u8(skb, IFLA_BOND_MODE, bond->params.mode)) + if (nla_put_u8(skb, IFLA_BOND_MODE, BOND_MODE(bond))) goto nla_put_failure; if (slave_dev && @@ -505,7 +505,7 @@ static int bond_fill_info(struct sk_buff *skb, bond->params.ad_select)) goto nla_put_failure; - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info info; if (!bond_3ad_get_active_agg_info(bond, &info)) { diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index 724e30fa20b9..94094b3d5a3e 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -70,6 +70,8 @@ static int bond_option_mode_set(struct bonding *bond, const struct bond_opt_value *newval); static int bond_option_slaves_set(struct bonding *bond, const struct bond_opt_value *newval); +static int bond_option_tlb_dynamic_lb_set(struct bonding *bond, + const struct bond_opt_value *newval); static const struct bond_opt_value bond_mode_tbl[] = { @@ -179,6 +181,12 @@ static const struct bond_opt_value bond_lp_interval_tbl[] = { { NULL, -1, 0}, }; +static const struct bond_opt_value bond_tlb_dynamic_lb_tbl[] = { + { "off", 0, 0}, + { "on", 1, BOND_VALFLAG_DEFAULT}, + { NULL, -1, 0} +}; + static const struct bond_option bond_opts[] = { [BOND_OPT_MODE] = { .id = BOND_OPT_MODE, @@ -199,7 +207,7 @@ static const struct bond_option bond_opts[] = { [BOND_OPT_XMIT_HASH] = { .id = BOND_OPT_XMIT_HASH, .name = "xmit_hash_policy", - .desc = "balance-xor and 802.3ad hashing method", + .desc = "balance-xor, 802.3ad, and tlb hashing method", .values = bond_xmit_hashtype_tbl, .set = bond_option_xmit_hash_policy_set }, @@ -364,9 +372,33 @@ static const struct bond_option bond_opts[] = { .flags = BOND_OPTFLAG_RAWVAL, .set = bond_option_slaves_set }, + [BOND_OPT_TLB_DYNAMIC_LB] = { + .id = BOND_OPT_TLB_DYNAMIC_LB, + .name = "tlb_dynamic_lb", + .desc = "Enable dynamic flow shuffling", + .unsuppmodes = BOND_MODE_ALL_EX(BIT(BOND_MODE_TLB)), + .values = bond_tlb_dynamic_lb_tbl, + .flags = BOND_OPTFLAG_IFDOWN, + .set = bond_option_tlb_dynamic_lb_set, + }, { } }; +/* Searches for an option by name */ +const struct bond_option *bond_opt_get_by_name(const char *name) +{ + const struct bond_option *opt; + int option; + + for (option = 0; option < BOND_OPT_LAST; option++) { + opt = bond_opt_get(option); + if (opt && !strcmp(opt->name, name)) + return opt; + } + + return NULL; +} + /* Searches for a value in opt's values[] table */ const struct bond_opt_value *bond_opt_get_val(unsigned int option, u64 val) { @@ -640,7 +672,7 @@ const struct bond_option *bond_opt_get(unsigned int option) int bond_option_mode_set(struct bonding *bond, const struct bond_opt_value *newval) { - if (BOND_NO_USES_ARP(newval->value) && bond->params.arp_interval) { + if (!bond_mode_uses_arp(newval->value) && bond->params.arp_interval) { pr_info("%s: %s mode is incompatible with arp monitoring, start mii monitoring\n", bond->dev->name, newval->string); /* disable arp monitoring */ @@ -661,7 +693,7 @@ int bond_option_mode_set(struct bonding *bond, const struct bond_opt_value *newv static struct net_device *__bond_option_active_slave_get(struct bonding *bond, struct slave *slave) { - return USES_PRIMARY(bond->params.mode) && slave ? slave->dev : NULL; + return bond_uses_primary(bond) && slave ? slave->dev : NULL; } struct net_device *bond_option_active_slave_get_rcu(struct bonding *bond) @@ -726,7 +758,7 @@ static int bond_option_active_slave_set(struct bonding *bond, bond->dev->name, new_active->dev->name); } else { if (old_active && (new_active->link == BOND_LINK_UP) && - IS_UP(new_active->dev)) { + bond_slave_is_up(new_active)) { pr_info("%s: Setting %s as active slave\n", bond->dev->name, new_active->dev->name); bond_change_active_slave(bond, new_active); @@ -745,6 +777,10 @@ static int bond_option_active_slave_set(struct bonding *bond, return ret; } +/* There are two tricky bits here. First, if MII monitoring is activated, then + * we must disable ARP monitoring. Second, if the timer isn't running, we must + * start it. + */ static int bond_option_miimon_set(struct bonding *bond, const struct bond_opt_value *newval) { @@ -783,6 +819,10 @@ static int bond_option_miimon_set(struct bonding *bond, return 0; } +/* Set up and down delays. These must be multiples of the + * MII monitoring value, and are stored internally as the multiplier. + * Thus, we must translate to MS for the real world. + */ static int bond_option_updelay_set(struct bonding *bond, const struct bond_opt_value *newval) { @@ -841,6 +881,10 @@ static int bond_option_use_carrier_set(struct bonding *bond, return 0; } +/* There are two tricky bits here. First, if ARP monitoring is activated, then + * we must disable MII monitoring. Second, if the ARP timer isn't running, + * we must start it. + */ static int bond_option_arp_interval_set(struct bonding *bond, const struct bond_opt_value *newval) { @@ -898,7 +942,7 @@ static int _bond_option_arp_ip_target_add(struct bonding *bond, __be32 target) __be32 *targets = bond->params.arp_targets; int ind; - if (IS_IP_TARGET_UNUSABLE_ADDRESS(target)) { + if (!bond_is_ip_target_ok(target)) { pr_err("%s: invalid ARP target %pI4 specified for addition\n", bond->dev->name, &target); return -EINVAL; @@ -943,7 +987,7 @@ static int bond_option_arp_ip_target_rem(struct bonding *bond, __be32 target) unsigned long *targets_rx; int ind, i; - if (IS_IP_TARGET_UNUSABLE_ADDRESS(target)) { + if (!bond_is_ip_target_ok(target)) { pr_err("%s: invalid ARP target %pI4 specified for removal\n", bond->dev->name, &target); return -EINVAL; @@ -1337,3 +1381,13 @@ err_no_cmd: ret = -EPERM; goto out; } + +static int bond_option_tlb_dynamic_lb_set(struct bonding *bond, + const struct bond_opt_value *newval) +{ + pr_info("%s: Setting dynamic-lb to %s (%llu)\n", + bond->dev->name, newval->string, newval->value); + bond->params.tlb_dynamic_lb = newval->value; + + return 0; +} diff --git a/drivers/net/bonding/bond_options.h b/drivers/net/bonding/bond_options.h index 12be9e1bfb0c..17ded5b29176 100644 --- a/drivers/net/bonding/bond_options.h +++ b/drivers/net/bonding/bond_options.h @@ -62,6 +62,7 @@ enum { BOND_OPT_RESEND_IGMP, BOND_OPT_LP_INTERVAL, BOND_OPT_SLAVES, + BOND_OPT_TLB_DYNAMIC_LB, BOND_OPT_LAST }; @@ -104,6 +105,7 @@ int bond_opt_tryset_rtnl(struct bonding *bond, unsigned int option, char *buf); const struct bond_opt_value *bond_opt_parse(const struct bond_option *opt, struct bond_opt_value *val); const struct bond_option *bond_opt_get(unsigned int option); +const struct bond_option *bond_opt_get_by_name(const char *name); const struct bond_opt_value *bond_opt_get_val(unsigned int option, u64 val); /* This helper is used to initialize a bond_opt_value structure for parameter diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c index 013fdd0f45e9..b215b479bb3a 100644 --- a/drivers/net/bonding/bond_procfs.c +++ b/drivers/net/bonding/bond_procfs.c @@ -72,9 +72,9 @@ static void bond_info_show_master(struct seq_file *seq) curr = rcu_dereference(bond->curr_active_slave); seq_printf(seq, "Bonding Mode: %s", - bond_mode_name(bond->params.mode)); + bond_mode_name(BOND_MODE(bond))); - if (bond->params.mode == BOND_MODE_ACTIVEBACKUP && + if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP && bond->params.fail_over_mac) { optval = bond_opt_get_val(BOND_OPT_FAIL_OVER_MAC, bond->params.fail_over_mac); @@ -83,15 +83,15 @@ static void bond_info_show_master(struct seq_file *seq) seq_printf(seq, "\n"); - if (bond->params.mode == BOND_MODE_XOR || - bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_XOR || + BOND_MODE(bond) == BOND_MODE_8023AD) { optval = bond_opt_get_val(BOND_OPT_XMIT_HASH, bond->params.xmit_policy); seq_printf(seq, "Transmit Hash Policy: %s (%d)\n", optval->string, bond->params.xmit_policy); } - if (USES_PRIMARY(bond->params.mode)) { + if (bond_uses_primary(bond)) { seq_printf(seq, "Primary Slave: %s", (bond->primary_slave) ? bond->primary_slave->dev->name : "None"); @@ -134,7 +134,7 @@ static void bond_info_show_master(struct seq_file *seq) seq_printf(seq, "\n"); } - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info ad_info; seq_puts(seq, "\n802.3ad info\n"); @@ -188,9 +188,9 @@ static void bond_info_show_slave(struct seq_file *seq, seq_printf(seq, "Permanent HW addr: %pM\n", slave->perm_hwaddr); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { const struct aggregator *agg - = SLAVE_AD_INFO(slave).port.aggregator; + = SLAVE_AD_INFO(slave)->port.aggregator; if (agg) seq_printf(seq, "Aggregator ID: %d\n", diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c index 0e8b268da0a0..daed52f68ce1 100644 --- a/drivers/net/bonding/bond_sysfs.c +++ b/drivers/net/bonding/bond_sysfs.c @@ -45,8 +45,7 @@ #define to_dev(obj) container_of(obj, struct device, kobj) #define to_bond(cd) ((struct bonding *)(netdev_priv(to_net_dev(cd)))) -/* - * "show" function for the bond_masters attribute. +/* "show" function for the bond_masters attribute. * The class parameter is ignored. */ static ssize_t bonding_show_bonds(struct class *cls, @@ -88,14 +87,12 @@ static struct net_device *bond_get_by_name(struct bond_net *bn, const char *ifna return NULL; } -/* - * "store" function for the bond_masters attribute. This is what +/* "store" function for the bond_masters attribute. This is what * creates and deletes entire bonds. * * The class parameter is ignored. * */ - static ssize_t bonding_store_bonds(struct class *cls, struct class_attribute *attr, const char *buffer, size_t count) @@ -158,9 +155,26 @@ static const struct class_attribute class_attr_bonding_masters = { .store = bonding_store_bonds, }; -/* - * Show the slaves in the current bond. - */ +/* Generic "store" method for bonding sysfs option setting */ +static ssize_t bonding_sysfs_store_option(struct device *d, + struct device_attribute *attr, + const char *buffer, size_t count) +{ + struct bonding *bond = to_bond(d); + const struct bond_option *opt; + int ret; + + opt = bond_opt_get_by_name(attr->attr.name); + if (WARN_ON(!opt)) + return -ENOENT; + ret = bond_opt_tryset_rtnl(bond, opt->id, (char *)buffer); + if (!ret) + ret = count; + + return ret; +} + +/* Show the slaves in the current bond. */ static ssize_t bonding_show_slaves(struct device *d, struct device_attribute *attr, char *buf) { @@ -190,62 +204,24 @@ static ssize_t bonding_show_slaves(struct device *d, return res; } - -/* - * Set the slaves in the current bond. - * This is supposed to be only thin wrapper for bond_enslave and bond_release. - * All hard work should be done there. - */ -static ssize_t bonding_store_slaves(struct device *d, - struct device_attribute *attr, - const char *buffer, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_SLAVES, (char *)buffer); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(slaves, S_IRUGO | S_IWUSR, bonding_show_slaves, - bonding_store_slaves); + bonding_sysfs_store_option); -/* - * Show and set the bonding mode. The bond interface must be down to - * change the mode. - */ +/* Show the bonding mode. */ static ssize_t bonding_show_mode(struct device *d, struct device_attribute *attr, char *buf) { struct bonding *bond = to_bond(d); const struct bond_opt_value *val; - val = bond_opt_get_val(BOND_OPT_MODE, bond->params.mode); + val = bond_opt_get_val(BOND_OPT_MODE, BOND_MODE(bond)); - return sprintf(buf, "%s %d\n", val->string, bond->params.mode); -} - -static ssize_t bonding_store_mode(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_MODE, (char *)buf); - if (!ret) - ret = count; - - return ret; + return sprintf(buf, "%s %d\n", val->string, BOND_MODE(bond)); } static DEVICE_ATTR(mode, S_IRUGO | S_IWUSR, - bonding_show_mode, bonding_store_mode); + bonding_show_mode, bonding_sysfs_store_option); -/* - * Show and set the bonding transmit hash method. - */ +/* Show the bonding transmit hash method. */ static ssize_t bonding_show_xmit_hash(struct device *d, struct device_attribute *attr, char *buf) @@ -257,26 +233,10 @@ static ssize_t bonding_show_xmit_hash(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.xmit_policy); } - -static ssize_t bonding_store_xmit_hash(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_XMIT_HASH, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(xmit_hash_policy, S_IRUGO | S_IWUSR, - bonding_show_xmit_hash, bonding_store_xmit_hash); + bonding_show_xmit_hash, bonding_sysfs_store_option); -/* - * Show and set arp_validate. - */ +/* Show arp_validate. */ static ssize_t bonding_show_arp_validate(struct device *d, struct device_attribute *attr, char *buf) @@ -289,26 +249,10 @@ static ssize_t bonding_show_arp_validate(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.arp_validate); } - -static ssize_t bonding_store_arp_validate(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_VALIDATE, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(arp_validate, S_IRUGO | S_IWUSR, bonding_show_arp_validate, - bonding_store_arp_validate); -/* - * Show and set arp_all_targets. - */ + bonding_sysfs_store_option); + +/* Show arp_all_targets. */ static ssize_t bonding_show_arp_all_targets(struct device *d, struct device_attribute *attr, char *buf) @@ -321,28 +265,10 @@ static ssize_t bonding_show_arp_all_targets(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.arp_all_targets); } - -static ssize_t bonding_store_arp_all_targets(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_ALL_TARGETS, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(arp_all_targets, S_IRUGO | S_IWUSR, - bonding_show_arp_all_targets, bonding_store_arp_all_targets); + bonding_show_arp_all_targets, bonding_sysfs_store_option); -/* - * Show and store fail_over_mac. User only allowed to change the - * value when there are no slaves. - */ +/* Show fail_over_mac. */ static ssize_t bonding_show_fail_over_mac(struct device *d, struct device_attribute *attr, char *buf) @@ -355,30 +281,10 @@ static ssize_t bonding_show_fail_over_mac(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.fail_over_mac); } - -static ssize_t bonding_store_fail_over_mac(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_FAIL_OVER_MAC, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(fail_over_mac, S_IRUGO | S_IWUSR, - bonding_show_fail_over_mac, bonding_store_fail_over_mac); + bonding_show_fail_over_mac, bonding_sysfs_store_option); -/* - * Show and set the arp timer interval. There are two tricky bits - * here. First, if ARP monitoring is activated, then we must disable - * MII monitoring. Second, if the ARP timer isn't running, we must - * start it. - */ +/* Show the arp timer interval. */ static ssize_t bonding_show_arp_interval(struct device *d, struct device_attribute *attr, char *buf) @@ -387,26 +293,10 @@ static ssize_t bonding_show_arp_interval(struct device *d, return sprintf(buf, "%d\n", bond->params.arp_interval); } - -static ssize_t bonding_store_arp_interval(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_INTERVAL, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(arp_interval, S_IRUGO | S_IWUSR, - bonding_show_arp_interval, bonding_store_arp_interval); + bonding_show_arp_interval, bonding_sysfs_store_option); -/* - * Show and set the arp targets. - */ +/* Show the arp targets. */ static ssize_t bonding_show_arp_targets(struct device *d, struct device_attribute *attr, char *buf) @@ -424,27 +314,10 @@ static ssize_t bonding_show_arp_targets(struct device *d, return res; } +static DEVICE_ATTR(arp_ip_target, S_IRUGO | S_IWUSR, + bonding_show_arp_targets, bonding_sysfs_store_option); -static ssize_t bonding_store_arp_targets(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ARP_TARGETS, (char *)buf); - if (!ret) - ret = count; - - return ret; -} -static DEVICE_ATTR(arp_ip_target, S_IRUGO | S_IWUSR , bonding_show_arp_targets, bonding_store_arp_targets); - -/* - * Show and set the up and down delays. These must be multiples of the - * MII monitoring value, and are stored internally as the multiplier. - * Thus, we must translate to MS for the real world. - */ +/* Show the up and down delays. */ static ssize_t bonding_show_downdelay(struct device *d, struct device_attribute *attr, char *buf) @@ -453,22 +326,8 @@ static ssize_t bonding_show_downdelay(struct device *d, return sprintf(buf, "%d\n", bond->params.downdelay * bond->params.miimon); } - -static ssize_t bonding_store_downdelay(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_DOWNDELAY, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(downdelay, S_IRUGO | S_IWUSR, - bonding_show_downdelay, bonding_store_downdelay); + bonding_show_downdelay, bonding_sysfs_store_option); static ssize_t bonding_show_updelay(struct device *d, struct device_attribute *attr, @@ -479,27 +338,10 @@ static ssize_t bonding_show_updelay(struct device *d, return sprintf(buf, "%d\n", bond->params.updelay * bond->params.miimon); } - -static ssize_t bonding_store_updelay(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_UPDELAY, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(updelay, S_IRUGO | S_IWUSR, - bonding_show_updelay, bonding_store_updelay); + bonding_show_updelay, bonding_sysfs_store_option); -/* - * Show and set the LACP interval. Interface must be down, and the mode - * must be set to 802.3ad mode. - */ +/* Show the LACP interval. */ static ssize_t bonding_show_lacp(struct device *d, struct device_attribute *attr, char *buf) @@ -511,22 +353,8 @@ static ssize_t bonding_show_lacp(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.lacp_fast); } - -static ssize_t bonding_store_lacp(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_LACP_RATE, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(lacp_rate, S_IRUGO | S_IWUSR, - bonding_show_lacp, bonding_store_lacp); + bonding_show_lacp, bonding_sysfs_store_option); static ssize_t bonding_show_min_links(struct device *d, struct device_attribute *attr, @@ -534,24 +362,10 @@ static ssize_t bonding_show_min_links(struct device *d, { struct bonding *bond = to_bond(d); - return sprintf(buf, "%d\n", bond->params.min_links); -} - -static ssize_t bonding_store_min_links(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_MINLINKS, (char *)buf); - if (!ret) - ret = count; - - return ret; + return sprintf(buf, "%u\n", bond->params.min_links); } static DEVICE_ATTR(min_links, S_IRUGO | S_IWUSR, - bonding_show_min_links, bonding_store_min_links); + bonding_show_min_links, bonding_sysfs_store_option); static ssize_t bonding_show_ad_select(struct device *d, struct device_attribute *attr, @@ -564,27 +378,10 @@ static ssize_t bonding_show_ad_select(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.ad_select); } - - -static ssize_t bonding_store_ad_select(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_AD_SELECT, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(ad_select, S_IRUGO | S_IWUSR, - bonding_show_ad_select, bonding_store_ad_select); + bonding_show_ad_select, bonding_sysfs_store_option); -/* - * Show and set the number of peer notifications to send after a failover event. - */ +/* Show and set the number of peer notifications to send after a failover event. */ static ssize_t bonding_show_num_peer_notif(struct device *d, struct device_attribute *attr, char *buf) @@ -611,12 +408,7 @@ static DEVICE_ATTR(num_grat_arp, S_IRUGO | S_IWUSR, static DEVICE_ATTR(num_unsol_na, S_IRUGO | S_IWUSR, bonding_show_num_peer_notif, bonding_store_num_peer_notif); -/* - * Show and set the MII monitor interval. There are two tricky bits - * here. First, if MII monitoring is activated, then we must disable - * ARP monitoring. Second, if the timer isn't running, we must - * start it. - */ +/* Show the MII monitor interval. */ static ssize_t bonding_show_miimon(struct device *d, struct device_attribute *attr, char *buf) @@ -625,30 +417,10 @@ static ssize_t bonding_show_miimon(struct device *d, return sprintf(buf, "%d\n", bond->params.miimon); } - -static ssize_t bonding_store_miimon(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_MIIMON, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(miimon, S_IRUGO | S_IWUSR, - bonding_show_miimon, bonding_store_miimon); + bonding_show_miimon, bonding_sysfs_store_option); -/* - * Show and set the primary slave. The store function is much - * simpler than bonding_store_slaves function because it only needs to - * handle one interface name. - * The bond must be a mode that supports a primary for this be - * set. - */ +/* Show the primary slave. */ static ssize_t bonding_show_primary(struct device *d, struct device_attribute *attr, char *buf) @@ -661,26 +433,10 @@ static ssize_t bonding_show_primary(struct device *d, return count; } - -static ssize_t bonding_store_primary(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_PRIMARY, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(primary, S_IRUGO | S_IWUSR, - bonding_show_primary, bonding_store_primary); + bonding_show_primary, bonding_sysfs_store_option); -/* - * Show and set the primary_reselect flag. - */ +/* Show the primary_reselect flag. */ static ssize_t bonding_show_primary_reselect(struct device *d, struct device_attribute *attr, char *buf) @@ -694,28 +450,10 @@ static ssize_t bonding_show_primary_reselect(struct device *d, return sprintf(buf, "%s %d\n", val->string, bond->params.primary_reselect); } - -static ssize_t bonding_store_primary_reselect(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_PRIMARY_RESELECT, - (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(primary_reselect, S_IRUGO | S_IWUSR, - bonding_show_primary_reselect, - bonding_store_primary_reselect); + bonding_show_primary_reselect, bonding_sysfs_store_option); -/* - * Show and set the use_carrier flag. - */ +/* Show the use_carrier flag. */ static ssize_t bonding_show_carrier(struct device *d, struct device_attribute *attr, char *buf) @@ -724,27 +462,11 @@ static ssize_t bonding_show_carrier(struct device *d, return sprintf(buf, "%d\n", bond->params.use_carrier); } - -static ssize_t bonding_store_carrier(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_USE_CARRIER, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(use_carrier, S_IRUGO | S_IWUSR, - bonding_show_carrier, bonding_store_carrier); + bonding_show_carrier, bonding_sysfs_store_option); -/* - * Show and set currently active_slave. - */ +/* Show currently active_slave. */ static ssize_t bonding_show_active_slave(struct device *d, struct device_attribute *attr, char *buf) @@ -761,27 +483,10 @@ static ssize_t bonding_show_active_slave(struct device *d, return count; } - -static ssize_t bonding_store_active_slave(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ACTIVE_SLAVE, (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(active_slave, S_IRUGO | S_IWUSR, - bonding_show_active_slave, bonding_store_active_slave); - + bonding_show_active_slave, bonding_sysfs_store_option); -/* - * Show link status of the bond interface. - */ +/* Show link status of the bond interface. */ static ssize_t bonding_show_mii_status(struct device *d, struct device_attribute *attr, char *buf) @@ -792,9 +497,7 @@ static ssize_t bonding_show_mii_status(struct device *d, } static DEVICE_ATTR(mii_status, S_IRUGO, bonding_show_mii_status, NULL); -/* - * Show current 802.3ad aggregator ID. - */ +/* Show current 802.3ad aggregator ID. */ static ssize_t bonding_show_ad_aggregator(struct device *d, struct device_attribute *attr, char *buf) @@ -802,7 +505,7 @@ static ssize_t bonding_show_ad_aggregator(struct device *d, int count = 0; struct bonding *bond = to_bond(d); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info ad_info; count = sprintf(buf, "%d\n", bond_3ad_get_active_agg_info(bond, &ad_info) @@ -814,9 +517,7 @@ static ssize_t bonding_show_ad_aggregator(struct device *d, static DEVICE_ATTR(ad_aggregator, S_IRUGO, bonding_show_ad_aggregator, NULL); -/* - * Show number of active 802.3ad ports. - */ +/* Show number of active 802.3ad ports. */ static ssize_t bonding_show_ad_num_ports(struct device *d, struct device_attribute *attr, char *buf) @@ -824,7 +525,7 @@ static ssize_t bonding_show_ad_num_ports(struct device *d, int count = 0; struct bonding *bond = to_bond(d); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info ad_info; count = sprintf(buf, "%d\n", bond_3ad_get_active_agg_info(bond, &ad_info) @@ -836,9 +537,7 @@ static ssize_t bonding_show_ad_num_ports(struct device *d, static DEVICE_ATTR(ad_num_ports, S_IRUGO, bonding_show_ad_num_ports, NULL); -/* - * Show current 802.3ad actor key. - */ +/* Show current 802.3ad actor key. */ static ssize_t bonding_show_ad_actor_key(struct device *d, struct device_attribute *attr, char *buf) @@ -846,7 +545,7 @@ static ssize_t bonding_show_ad_actor_key(struct device *d, int count = 0; struct bonding *bond = to_bond(d); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info ad_info; count = sprintf(buf, "%d\n", bond_3ad_get_active_agg_info(bond, &ad_info) @@ -858,9 +557,7 @@ static ssize_t bonding_show_ad_actor_key(struct device *d, static DEVICE_ATTR(ad_actor_key, S_IRUGO, bonding_show_ad_actor_key, NULL); -/* - * Show current 802.3ad partner key. - */ +/* Show current 802.3ad partner key. */ static ssize_t bonding_show_ad_partner_key(struct device *d, struct device_attribute *attr, char *buf) @@ -868,7 +565,7 @@ static ssize_t bonding_show_ad_partner_key(struct device *d, int count = 0; struct bonding *bond = to_bond(d); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info ad_info; count = sprintf(buf, "%d\n", bond_3ad_get_active_agg_info(bond, &ad_info) @@ -880,9 +577,7 @@ static ssize_t bonding_show_ad_partner_key(struct device *d, static DEVICE_ATTR(ad_partner_key, S_IRUGO, bonding_show_ad_partner_key, NULL); -/* - * Show current 802.3ad partner mac. - */ +/* Show current 802.3ad partner mac. */ static ssize_t bonding_show_ad_partner_mac(struct device *d, struct device_attribute *attr, char *buf) @@ -890,7 +585,7 @@ static ssize_t bonding_show_ad_partner_mac(struct device *d, int count = 0; struct bonding *bond = to_bond(d); - if (bond->params.mode == BOND_MODE_8023AD) { + if (BOND_MODE(bond) == BOND_MODE_8023AD) { struct ad_info ad_info; if (!bond_3ad_get_active_agg_info(bond, &ad_info)) count = sprintf(buf, "%pM\n", ad_info.partner_system); @@ -900,9 +595,7 @@ static ssize_t bonding_show_ad_partner_mac(struct device *d, } static DEVICE_ATTR(ad_partner_mac, S_IRUGO, bonding_show_ad_partner_mac, NULL); -/* - * Show the queue_ids of the slaves in the current bond. - */ +/* Show the queue_ids of the slaves in the current bond. */ static ssize_t bonding_show_queue_id(struct device *d, struct device_attribute *attr, char *buf) @@ -933,31 +626,11 @@ static ssize_t bonding_show_queue_id(struct device *d, return res; } - -/* - * Set the queue_ids of the slaves in the current bond. The bond - * interface must be enslaved for this to work. - */ -static ssize_t bonding_store_queue_id(struct device *d, - struct device_attribute *attr, - const char *buffer, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_QUEUE_ID, (char *)buffer); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(queue_id, S_IRUGO | S_IWUSR, bonding_show_queue_id, - bonding_store_queue_id); + bonding_sysfs_store_option); -/* - * Show and set the all_slaves_active flag. - */ +/* Show the all_slaves_active flag. */ static ssize_t bonding_show_slaves_active(struct device *d, struct device_attribute *attr, char *buf) @@ -966,27 +639,10 @@ static ssize_t bonding_show_slaves_active(struct device *d, return sprintf(buf, "%d\n", bond->params.all_slaves_active); } - -static ssize_t bonding_store_slaves_active(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_ALL_SLAVES_ACTIVE, - (char *)buf); - if (!ret) - ret = count; - - return ret; -} static DEVICE_ATTR(all_slaves_active, S_IRUGO | S_IWUSR, - bonding_show_slaves_active, bonding_store_slaves_active); + bonding_show_slaves_active, bonding_sysfs_store_option); -/* - * Show and set the number of IGMP membership reports to send on link failure - */ +/* Show the number of IGMP membership reports to send on link failure */ static ssize_t bonding_show_resend_igmp(struct device *d, struct device_attribute *attr, char *buf) @@ -995,23 +651,8 @@ static ssize_t bonding_show_resend_igmp(struct device *d, return sprintf(buf, "%d\n", bond->params.resend_igmp); } - -static ssize_t bonding_store_resend_igmp(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_RESEND_IGMP, (char *)buf); - if (!ret) - ret = count; - - return ret; -} - static DEVICE_ATTR(resend_igmp, S_IRUGO | S_IWUSR, - bonding_show_resend_igmp, bonding_store_resend_igmp); + bonding_show_resend_igmp, bonding_sysfs_store_option); static ssize_t bonding_show_lp_interval(struct device *d, @@ -1019,25 +660,21 @@ static ssize_t bonding_show_lp_interval(struct device *d, char *buf) { struct bonding *bond = to_bond(d); + return sprintf(buf, "%d\n", bond->params.lp_interval); } +static DEVICE_ATTR(lp_interval, S_IRUGO | S_IWUSR, + bonding_show_lp_interval, bonding_sysfs_store_option); -static ssize_t bonding_store_lp_interval(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t bonding_show_tlb_dynamic_lb(struct device *d, + struct device_attribute *attr, + char *buf) { struct bonding *bond = to_bond(d); - int ret; - - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_LP_INTERVAL, (char *)buf); - if (!ret) - ret = count; - - return ret; + return sprintf(buf, "%d\n", bond->params.tlb_dynamic_lb); } - -static DEVICE_ATTR(lp_interval, S_IRUGO | S_IWUSR, - bonding_show_lp_interval, bonding_store_lp_interval); +static DEVICE_ATTR(tlb_dynamic_lb, S_IRUGO | S_IWUSR, + bonding_show_tlb_dynamic_lb, bonding_sysfs_store_option); static ssize_t bonding_show_packets_per_slave(struct device *d, struct device_attribute *attr, @@ -1045,27 +682,11 @@ static ssize_t bonding_show_packets_per_slave(struct device *d, { struct bonding *bond = to_bond(d); unsigned int packets_per_slave = bond->params.packets_per_slave; - return sprintf(buf, "%u\n", packets_per_slave); -} - -static ssize_t bonding_store_packets_per_slave(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bonding *bond = to_bond(d); - int ret; - ret = bond_opt_tryset_rtnl(bond, BOND_OPT_PACKETS_PER_SLAVE, - (char *)buf); - if (!ret) - ret = count; - - return ret; + return sprintf(buf, "%u\n", packets_per_slave); } - static DEVICE_ATTR(packets_per_slave, S_IRUGO | S_IWUSR, - bonding_show_packets_per_slave, - bonding_store_packets_per_slave); + bonding_show_packets_per_slave, bonding_sysfs_store_option); static struct attribute *per_bond_attrs[] = { &dev_attr_slaves.attr, @@ -1099,6 +720,7 @@ static struct attribute *per_bond_attrs[] = { &dev_attr_min_links.attr, &dev_attr_lp_interval.attr, &dev_attr_packets_per_slave.attr, + &dev_attr_tlb_dynamic_lb.attr, NULL, }; @@ -1107,8 +729,7 @@ static struct attribute_group bonding_group = { .attrs = per_bond_attrs, }; -/* - * Initialize sysfs. This sets up the bonding_masters file in +/* Initialize sysfs. This sets up the bonding_masters file in * /sys/class/net. */ int bond_create_sysfs(struct bond_net *bn) @@ -1120,8 +741,7 @@ int bond_create_sysfs(struct bond_net *bn) ret = netdev_class_create_file_ns(&bn->class_attr_bonding_masters, bn->net); - /* - * Permit multiple loads of the module by ignoring failures to + /* Permit multiple loads of the module by ignoring failures to * create the bonding_masters sysfs file. Bonding devices * created by second or subsequent loads of the module will * not be listed in, or controllable by, bonding_masters, but @@ -1144,16 +764,13 @@ int bond_create_sysfs(struct bond_net *bn) } -/* - * Remove /sys/class/net/bonding_masters. - */ +/* Remove /sys/class/net/bonding_masters. */ void bond_destroy_sysfs(struct bond_net *bn) { netdev_class_remove_file_ns(&bn->class_attr_bonding_masters, bn->net); } -/* - * Initialize sysfs for each bond. This sets up and registers +/* Initialize sysfs for each bond. This sets up and registers * the 'bondctl' directory for each individual bond under /sys/class/net. */ void bond_prepare_sysfs_group(struct bonding *bond) diff --git a/drivers/net/bonding/bond_sysfs_slave.c b/drivers/net/bonding/bond_sysfs_slave.c index 2e4eec5450c8..198677f58ce0 100644 --- a/drivers/net/bonding/bond_sysfs_slave.c +++ b/drivers/net/bonding/bond_sysfs_slave.c @@ -69,8 +69,8 @@ static ssize_t ad_aggregator_id_show(struct slave *slave, char *buf) { const struct aggregator *agg; - if (slave->bond->params.mode == BOND_MODE_8023AD) { - agg = SLAVE_AD_INFO(slave).port.aggregator; + if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) { + agg = SLAVE_AD_INFO(slave)->port.aggregator; if (agg) return sprintf(buf, "%d\n", agg->aggregator_identifier); diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index b8bdd0acc8f3..dfc37797df41 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -40,42 +40,6 @@ #define BOND_DEFAULT_MIIMON 100 -#define IS_UP(dev) \ - ((((dev)->flags & IFF_UP) == IFF_UP) && \ - netif_running(dev) && \ - netif_carrier_ok(dev)) - -/* - * Checks whether slave is ready for transmit. - */ -#define SLAVE_IS_OK(slave) \ - (((slave)->dev->flags & IFF_UP) && \ - netif_running((slave)->dev) && \ - ((slave)->link == BOND_LINK_UP) && \ - bond_is_active_slave(slave)) - - -#define USES_PRIMARY(mode) \ - (((mode) == BOND_MODE_ACTIVEBACKUP) || \ - ((mode) == BOND_MODE_TLB) || \ - ((mode) == BOND_MODE_ALB)) - -#define BOND_NO_USES_ARP(mode) \ - (((mode) == BOND_MODE_8023AD) || \ - ((mode) == BOND_MODE_TLB) || \ - ((mode) == BOND_MODE_ALB)) - -#define TX_QUEUE_OVERRIDE(mode) \ - (((mode) == BOND_MODE_ACTIVEBACKUP) || \ - ((mode) == BOND_MODE_ROUNDROBIN)) - -#define BOND_MODE_IS_LB(mode) \ - (((mode) == BOND_MODE_TLB) || \ - ((mode) == BOND_MODE_ALB)) - -#define IS_IP_TARGET_UNUSABLE_ADDRESS(a) \ - ((htonl(INADDR_BROADCAST) == a) || \ - ipv4_is_zeronet(a)) /* * Less bad way to call ioctl from within the kernel; this needs to be * done some other way to get the call out of interrupt context. @@ -89,6 +53,8 @@ set_fs(fs); \ res; }) +#define BOND_MODE(bond) ((bond)->params.mode) + /* slave list primitives */ #define bond_slave_list(bond) (&(bond)->dev->adj_list.lower) @@ -174,6 +140,7 @@ struct bond_params { int resend_igmp; int lp_interval; int packets_per_slave; + int tlb_dynamic_lb; struct reciprocal_value reciprocal_packets_per_slave; }; @@ -182,8 +149,6 @@ struct bond_parm_tbl { int mode; }; -#define BOND_MAX_MODENAME_LEN 20 - struct slave { struct net_device *dev; /* first - useful for panic debug */ struct bonding *bond; /* our master */ @@ -204,7 +169,7 @@ struct slave { u32 speed; u16 queue_id; u8 perm_hwaddr[ETH_ALEN]; - struct ad_slave_info ad_info; /* HUGE - better to dynamically alloc */ + struct ad_slave_info *ad_info; struct tlb_slave_info tlb_info; #ifdef CONFIG_NET_POLL_CONTROLLER struct netpoll *np; @@ -284,14 +249,41 @@ static inline struct slave *bond_get_slave_by_dev(struct bonding *bond, static inline struct bonding *bond_get_bond_by_slave(struct slave *slave) { - if (!slave || !slave->bond) - return NULL; return slave->bond; } +static inline bool bond_should_override_tx_queue(struct bonding *bond) +{ + return BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP || + BOND_MODE(bond) == BOND_MODE_ROUNDROBIN; +} + static inline bool bond_is_lb(const struct bonding *bond) { - return BOND_MODE_IS_LB(bond->params.mode); + return BOND_MODE(bond) == BOND_MODE_TLB || + BOND_MODE(bond) == BOND_MODE_ALB; +} + +static inline bool bond_mode_uses_arp(int mode) +{ + return mode != BOND_MODE_8023AD && mode != BOND_MODE_TLB && + mode != BOND_MODE_ALB; +} + +static inline bool bond_mode_uses_primary(int mode) +{ + return mode == BOND_MODE_ACTIVEBACKUP || mode == BOND_MODE_TLB || + mode == BOND_MODE_ALB; +} + +static inline bool bond_uses_primary(struct bonding *bond) +{ + return bond_mode_uses_primary(BOND_MODE(bond)); +} + +static inline bool bond_slave_is_up(struct slave *slave) +{ + return netif_running(slave->dev) && netif_carrier_ok(slave->dev); } static inline void bond_set_active_slave(struct slave *slave) @@ -364,6 +356,12 @@ static inline bool bond_is_active_slave(struct slave *slave) return !bond_slave_state(slave); } +static inline bool bond_slave_can_tx(struct slave *slave) +{ + return bond_slave_is_up(slave) && slave->link == BOND_LINK_UP && + bond_is_active_slave(slave); +} + #define BOND_PRI_RESELECT_ALWAYS 0 #define BOND_PRI_RESELECT_BETTER 1 #define BOND_PRI_RESELECT_FAILURE 2 @@ -395,12 +393,16 @@ static inline int slave_do_arp_validate(struct bonding *bond, return bond->params.arp_validate & (1 << bond_slave_state(slave)); } -static inline int slave_do_arp_validate_only(struct bonding *bond, - struct slave *slave) +static inline int slave_do_arp_validate_only(struct bonding *bond) { return bond->params.arp_validate & BOND_ARP_FILTER; } +static inline int bond_is_ip_target_ok(__be32 addr) +{ + return !ipv4_is_lbcast(addr) && !ipv4_is_zeronet(addr); +} + /* Get the oldest arp which we've received on this slave for bond's * arp_targets. */ @@ -478,16 +480,14 @@ static inline __be32 bond_confirm_addr(struct net_device *dev, __be32 dst, __be3 return addr; } -static inline bool slave_can_tx(struct slave *slave) -{ - if (IS_UP(slave->dev) && slave->link == BOND_LINK_UP && - bond_is_active_slave(slave)) - return true; - else - return false; -} - -struct bond_net; +struct bond_net { + struct net *net; /* Associated network namespace */ + struct list_head dev_list; +#ifdef CONFIG_PROC_FS + struct proc_dir_entry *proc_dir; +#endif + struct class_attribute class_attr_bonding_masters; +}; int bond_arp_rcv(const struct sk_buff *skb, struct bonding *bond, struct slave *slave); void bond_dev_queue_xmit(struct bonding *bond, struct sk_buff *skb, struct net_device *slave_dev); @@ -499,7 +499,7 @@ int bond_sysfs_slave_add(struct slave *slave); void bond_sysfs_slave_del(struct slave *slave); int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev); int bond_release(struct net_device *bond_dev, struct net_device *slave_dev); -int bond_xmit_hash(struct bonding *bond, struct sk_buff *skb, int count); +u32 bond_xmit_hash(struct bonding *bond, struct sk_buff *skb); void bond_select_active_slave(struct bonding *bond); void bond_change_active_slave(struct bonding *bond, struct slave *new_active); void bond_create_debugfs(void); @@ -516,15 +516,6 @@ struct net_device *bond_option_active_slave_get_rcu(struct bonding *bond); struct net_device *bond_option_active_slave_get(struct bonding *bond); const char *bond_slave_link_status(s8 link); -struct bond_net { - struct net * net; /* Associated network namespace */ - struct list_head dev_list; -#ifdef CONFIG_PROC_FS - struct proc_dir_entry * proc_dir; -#endif - struct class_attribute class_attr_bonding_masters; -}; - #ifdef CONFIG_PROC_FS void bond_create_proc_entry(struct bonding *bond); void bond_remove_proc_entry(struct bonding *bond); diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig index 9e7d95dae2c7..714b18790caf 100644 --- a/drivers/net/can/Kconfig +++ b/drivers/net/can/Kconfig @@ -65,7 +65,7 @@ config CAN_LEDS config CAN_AT91 tristate "Atmel AT91 onchip CAN controller" - depends on ARM + depends on ARCH_AT91 || COMPILE_TEST ---help--- This is a driver for the SoC CAN controller in Atmel's AT91SAM9263 and AT91SAM9X5 processors. @@ -77,12 +77,6 @@ config CAN_TI_HECC Driver for TI HECC (High End CAN Controller) module found on many TI devices. The device specifications are available from www.ti.com -config CAN_MCP251X - tristate "Microchip MCP251x SPI CAN controllers" - depends on SPI && HAS_DMA - ---help--- - Driver for the Microchip MCP251x SPI CAN controllers. - config CAN_BFIN depends on BF534 || BF536 || BF537 || BF538 || BF539 || BF54x tristate "Analog Devices Blackfin on-chip CAN" @@ -110,7 +104,7 @@ config CAN_FLEXCAN config PCH_CAN tristate "Intel EG20T PCH CAN controller" - depends on PCI + depends on PCI && (X86_32 || COMPILE_TEST) ---help--- This driver is for PCH CAN of Topcliff (Intel EG20T PCH) which is an IOH for x86 embedded processor (Intel Atom E6xx series). @@ -125,6 +119,16 @@ config CAN_GRCAN endian syntheses of the cores would need some modifications on the hardware level to work. +config CAN_RCAR + tristate "Renesas R-Car CAN controller" + depends on ARM + ---help--- + Say Y here if you want to use CAN controller found on Renesas R-Car + SoCs. + + To compile this driver as a module, choose M here: the module will + be called rcar_can. + source "drivers/net/can/mscan/Kconfig" source "drivers/net/can/sja1000/Kconfig" @@ -133,6 +137,8 @@ source "drivers/net/can/c_can/Kconfig" source "drivers/net/can/cc770/Kconfig" +source "drivers/net/can/spi/Kconfig" + source "drivers/net/can/usb/Kconfig" source "drivers/net/can/softing/Kconfig" diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile index c7440392adbb..90f538c73f8c 100644 --- a/drivers/net/can/Makefile +++ b/drivers/net/can/Makefile @@ -10,6 +10,7 @@ can-dev-y := dev.o can-dev-$(CONFIG_CAN_LEDS) += led.o +obj-y += spi/ obj-y += usb/ obj-y += softing/ @@ -19,11 +20,11 @@ obj-$(CONFIG_CAN_C_CAN) += c_can/ obj-$(CONFIG_CAN_CC770) += cc770/ obj-$(CONFIG_CAN_AT91) += at91_can.o obj-$(CONFIG_CAN_TI_HECC) += ti_hecc.o -obj-$(CONFIG_CAN_MCP251X) += mcp251x.o obj-$(CONFIG_CAN_BFIN) += bfin_can.o obj-$(CONFIG_CAN_JANZ_ICAN3) += janz-ican3.o obj-$(CONFIG_CAN_FLEXCAN) += flexcan.o obj-$(CONFIG_PCH_CAN) += pch_can.o obj-$(CONFIG_CAN_GRCAN) += grcan.o +obj-$(CONFIG_CAN_RCAR) += rcar_can.o ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG diff --git a/drivers/net/can/c_can/Kconfig b/drivers/net/can/c_can/Kconfig index 61ffc12d8fd8..8ab7103d4f44 100644 --- a/drivers/net/can/c_can/Kconfig +++ b/drivers/net/can/c_can/Kconfig @@ -14,6 +14,13 @@ config CAN_C_CAN_PLATFORM SPEAr1310 and SPEAr320 evaluation boards & TI (www.ti.com) boards like am335x, dm814x, dm813x and dm811x. +config CAN_C_CAN_STRICT_FRAME_ORDERING + bool "Force a strict RX CAN frame order (may cause frame loss)" + ---help--- + The RX split buffer prevents packet reordering but can cause packet + loss. Only enable this option when you accept to lose CAN frames + in favour of getting the received CAN frames in the correct order. + config CAN_C_CAN_PCI tristate "Generic PCI Bus based C_CAN/D_CAN driver" depends on PCI diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c index a5c8dcfa8357..e154b4cb0f1a 100644 --- a/drivers/net/can/c_can/c_can.c +++ b/drivers/net/can/c_can/c_can.c @@ -60,6 +60,8 @@ #define CONTROL_IE BIT(1) #define CONTROL_INIT BIT(0) +#define CONTROL_IRQMSK (CONTROL_EIE | CONTROL_IE | CONTROL_SIE) + /* test register */ #define TEST_RX BIT(7) #define TEST_TX1 BIT(6) @@ -108,11 +110,14 @@ #define IF_COMM_CONTROL BIT(4) #define IF_COMM_CLR_INT_PND BIT(3) #define IF_COMM_TXRQST BIT(2) +#define IF_COMM_CLR_NEWDAT IF_COMM_TXRQST #define IF_COMM_DATAA BIT(1) #define IF_COMM_DATAB BIT(0) -#define IF_COMM_ALL (IF_COMM_MASK | IF_COMM_ARB | \ - IF_COMM_CONTROL | IF_COMM_TXRQST | \ - IF_COMM_DATAA | IF_COMM_DATAB) + +/* TX buffer setup */ +#define IF_COMM_TX (IF_COMM_ARB | IF_COMM_CONTROL | \ + IF_COMM_TXRQST | \ + IF_COMM_DATAA | IF_COMM_DATAB) /* For the low buffers we clear the interrupt bit, but keep newdat */ #define IF_COMM_RCV_LOW (IF_COMM_MASK | IF_COMM_ARB | \ @@ -120,12 +125,19 @@ IF_COMM_DATAA | IF_COMM_DATAB) /* For the high buffers we clear the interrupt bit and newdat */ -#define IF_COMM_RCV_HIGH (IF_COMM_RCV_LOW | IF_COMM_TXRQST) +#define IF_COMM_RCV_HIGH (IF_COMM_RCV_LOW | IF_COMM_CLR_NEWDAT) + + +/* Receive setup of message objects */ +#define IF_COMM_RCV_SETUP (IF_COMM_MASK | IF_COMM_ARB | IF_COMM_CONTROL) + +/* Invalidation of message objects */ +#define IF_COMM_INVAL (IF_COMM_ARB | IF_COMM_CONTROL) /* IFx arbitration */ -#define IF_ARB_MSGVAL BIT(15) -#define IF_ARB_MSGXTD BIT(14) -#define IF_ARB_TRANSMIT BIT(13) +#define IF_ARB_MSGVAL BIT(31) +#define IF_ARB_MSGXTD BIT(30) +#define IF_ARB_TRANSMIT BIT(29) /* IFx message control */ #define IF_MCONT_NEWDAT BIT(15) @@ -139,19 +151,17 @@ #define IF_MCONT_EOB BIT(7) #define IF_MCONT_DLC_MASK 0xf +#define IF_MCONT_RCV (IF_MCONT_RXIE | IF_MCONT_UMASK) +#define IF_MCONT_RCV_EOB (IF_MCONT_RCV | IF_MCONT_EOB) + +#define IF_MCONT_TX (IF_MCONT_TXIE | IF_MCONT_EOB) + /* * Use IF1 for RX and IF2 for TX */ #define IF_RX 0 #define IF_TX 1 -/* status interrupt */ -#define STATUS_INTERRUPT 0x8000 - -/* global interrupt masks */ -#define ENABLE_ALL_INTERRUPTS 1 -#define DISABLE_ALL_INTERRUPTS 0 - /* minimum timeout for checking BUSY status */ #define MIN_TIMEOUT_VALUE 6 @@ -171,6 +181,7 @@ enum c_can_lec_type { LEC_BIT0_ERROR, LEC_CRC_ERROR, LEC_UNUSED, + LEC_MASK = LEC_UNUSED, }; /* @@ -226,143 +237,113 @@ static inline void c_can_reset_ram(const struct c_can_priv *priv, bool enable) priv->raminit(priv, enable); } -static inline int get_tx_next_msg_obj(const struct c_can_priv *priv) +static void c_can_irq_control(struct c_can_priv *priv, bool enable) { - return (priv->tx_next & C_CAN_NEXT_MSG_OBJ_MASK) + - C_CAN_MSG_OBJ_TX_FIRST; -} - -static inline int get_tx_echo_msg_obj(int txecho) -{ - return (txecho & C_CAN_NEXT_MSG_OBJ_MASK) + C_CAN_MSG_OBJ_TX_FIRST; -} - -static u32 c_can_read_reg32(struct c_can_priv *priv, enum reg index) -{ - u32 val = priv->read_reg(priv, index); - val |= ((u32) priv->read_reg(priv, index + 1)) << 16; - return val; -} - -static void c_can_enable_all_interrupts(struct c_can_priv *priv, - int enable) -{ - unsigned int cntrl_save = priv->read_reg(priv, - C_CAN_CTRL_REG); + u32 ctrl = priv->read_reg(priv, C_CAN_CTRL_REG) & ~CONTROL_IRQMSK; if (enable) - cntrl_save |= (CONTROL_SIE | CONTROL_EIE | CONTROL_IE); - else - cntrl_save &= ~(CONTROL_EIE | CONTROL_IE | CONTROL_SIE); + ctrl |= CONTROL_IRQMSK; - priv->write_reg(priv, C_CAN_CTRL_REG, cntrl_save); + priv->write_reg(priv, C_CAN_CTRL_REG, ctrl); } -static inline int c_can_msg_obj_is_busy(struct c_can_priv *priv, int iface) +static void c_can_obj_update(struct net_device *dev, int iface, u32 cmd, u32 obj) { - int count = MIN_TIMEOUT_VALUE; + struct c_can_priv *priv = netdev_priv(dev); + int cnt, reg = C_CAN_IFACE(COMREQ_REG, iface); + + priv->write_reg32(priv, reg, (cmd << 16) | obj); - while (count && priv->read_reg(priv, - C_CAN_IFACE(COMREQ_REG, iface)) & - IF_COMR_BUSY) { - count--; + for (cnt = MIN_TIMEOUT_VALUE; cnt; cnt--) { + if (!(priv->read_reg(priv, reg) & IF_COMR_BUSY)) + return; udelay(1); } + netdev_err(dev, "Updating object timed out\n"); - if (!count) - return 1; +} - return 0; +static inline void c_can_object_get(struct net_device *dev, int iface, + u32 obj, u32 cmd) +{ + c_can_obj_update(dev, iface, cmd, obj); } -static inline void c_can_object_get(struct net_device *dev, - int iface, int objno, int mask) +static inline void c_can_object_put(struct net_device *dev, int iface, + u32 obj, u32 cmd) { - struct c_can_priv *priv = netdev_priv(dev); + c_can_obj_update(dev, iface, cmd | IF_COMM_WR, obj); +} - /* - * As per specs, after writting the message object number in the - * IF command request register the transfer b/w interface - * register and message RAM must be complete in 6 CAN-CLK - * period. - */ - priv->write_reg(priv, C_CAN_IFACE(COMMSK_REG, iface), - IFX_WRITE_LOW_16BIT(mask)); - priv->write_reg(priv, C_CAN_IFACE(COMREQ_REG, iface), - IFX_WRITE_LOW_16BIT(objno)); +/* + * Note: According to documentation clearing TXIE while MSGVAL is set + * is not allowed, but works nicely on C/DCAN. And that lowers the I/O + * load significantly. + */ +static void c_can_inval_tx_object(struct net_device *dev, int iface, int obj) +{ + struct c_can_priv *priv = netdev_priv(dev); - if (c_can_msg_obj_is_busy(priv, iface)) - netdev_err(dev, "timed out in object get\n"); + priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), 0); + c_can_object_put(dev, iface, obj, IF_COMM_INVAL); } -static inline void c_can_object_put(struct net_device *dev, - int iface, int objno, int mask) +static void c_can_inval_msg_object(struct net_device *dev, int iface, int obj) { struct c_can_priv *priv = netdev_priv(dev); - /* - * As per specs, after writting the message object number in the - * IF command request register the transfer b/w interface - * register and message RAM must be complete in 6 CAN-CLK - * period. - */ - priv->write_reg(priv, C_CAN_IFACE(COMMSK_REG, iface), - (IF_COMM_WR | IFX_WRITE_LOW_16BIT(mask))); - priv->write_reg(priv, C_CAN_IFACE(COMREQ_REG, iface), - IFX_WRITE_LOW_16BIT(objno)); - - if (c_can_msg_obj_is_busy(priv, iface)) - netdev_err(dev, "timed out in object put\n"); + priv->write_reg(priv, C_CAN_IFACE(ARB1_REG, iface), 0); + priv->write_reg(priv, C_CAN_IFACE(ARB2_REG, iface), 0); + c_can_inval_tx_object(dev, iface, obj); } -static void c_can_write_msg_object(struct net_device *dev, - int iface, struct can_frame *frame, int objno) +static void c_can_setup_tx_object(struct net_device *dev, int iface, + struct can_frame *frame, int idx) { - int i; - u16 flags = 0; - unsigned int id; struct c_can_priv *priv = netdev_priv(dev); - - if (!(frame->can_id & CAN_RTR_FLAG)) - flags |= IF_ARB_TRANSMIT; + u16 ctrl = IF_MCONT_TX | frame->can_dlc; + bool rtr = frame->can_id & CAN_RTR_FLAG; + u32 arb = IF_ARB_MSGVAL; + int i; if (frame->can_id & CAN_EFF_FLAG) { - id = frame->can_id & CAN_EFF_MASK; - flags |= IF_ARB_MSGXTD; - } else - id = ((frame->can_id & CAN_SFF_MASK) << 18); + arb |= frame->can_id & CAN_EFF_MASK; + arb |= IF_ARB_MSGXTD; + } else { + arb |= (frame->can_id & CAN_SFF_MASK) << 18; + } + + if (!rtr) + arb |= IF_ARB_TRANSMIT; - flags |= IF_ARB_MSGVAL; + /* + * If we change the DIR bit, we need to invalidate the buffer + * first, i.e. clear the MSGVAL flag in the arbiter. + */ + if (rtr != (bool)test_bit(idx, &priv->tx_dir)) { + u32 obj = idx + C_CAN_MSG_OBJ_TX_FIRST; + + c_can_inval_msg_object(dev, iface, obj); + change_bit(idx, &priv->tx_dir); + } + + priv->write_reg32(priv, C_CAN_IFACE(ARB1_REG, iface), arb); - priv->write_reg(priv, C_CAN_IFACE(ARB1_REG, iface), - IFX_WRITE_LOW_16BIT(id)); - priv->write_reg(priv, C_CAN_IFACE(ARB2_REG, iface), flags | - IFX_WRITE_HIGH_16BIT(id)); + priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), ctrl); for (i = 0; i < frame->can_dlc; i += 2) { priv->write_reg(priv, C_CAN_IFACE(DATA1_REG, iface) + i / 2, frame->data[i] | (frame->data[i + 1] << 8)); } - - /* enable interrupt for this message object */ - priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), - IF_MCONT_TXIE | IF_MCONT_TXRQST | IF_MCONT_EOB | - frame->can_dlc); - c_can_object_put(dev, iface, objno, IF_COMM_ALL); } static inline void c_can_activate_all_lower_rx_msg_obj(struct net_device *dev, - int iface, - int ctrl_mask) + int iface) { int i; - struct c_can_priv *priv = netdev_priv(dev); - for (i = C_CAN_MSG_OBJ_RX_FIRST; i <= C_CAN_MSG_RX_LOW_LAST; i++) { - priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), - ctrl_mask & ~IF_MCONT_NEWDAT); - c_can_object_put(dev, iface, i, IF_COMM_CONTROL); - } + for (i = C_CAN_MSG_OBJ_RX_FIRST; i <= C_CAN_MSG_RX_LOW_LAST; i++) + c_can_object_get(dev, iface, i, IF_COMM_CLR_NEWDAT); } static int c_can_handle_lost_msg_obj(struct net_device *dev, @@ -377,6 +358,9 @@ static int c_can_handle_lost_msg_obj(struct net_device *dev, priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), ctrl); c_can_object_put(dev, iface, objno, IF_COMM_CONTROL); + stats->rx_errors++; + stats->rx_over_errors++; + /* create an error msg */ skb = alloc_can_err_skb(dev, &frame); if (unlikely(!skb)) @@ -384,22 +368,18 @@ static int c_can_handle_lost_msg_obj(struct net_device *dev, frame->can_id |= CAN_ERR_CRTL; frame->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; - stats->rx_errors++; - stats->rx_over_errors++; netif_receive_skb(skb); return 1; } -static int c_can_read_msg_object(struct net_device *dev, int iface, int ctrl) +static int c_can_read_msg_object(struct net_device *dev, int iface, u32 ctrl) { - u16 flags, data; - int i; - unsigned int val; - struct c_can_priv *priv = netdev_priv(dev); struct net_device_stats *stats = &dev->stats; - struct sk_buff *skb; + struct c_can_priv *priv = netdev_priv(dev); struct can_frame *frame; + struct sk_buff *skb; + u32 arb, data; skb = alloc_can_skb(dev, &frame); if (!skb) { @@ -409,115 +389,79 @@ static int c_can_read_msg_object(struct net_device *dev, int iface, int ctrl) frame->can_dlc = get_can_dlc(ctrl & 0x0F); - flags = priv->read_reg(priv, C_CAN_IFACE(ARB2_REG, iface)); - val = priv->read_reg(priv, C_CAN_IFACE(ARB1_REG, iface)) | - (flags << 16); + arb = priv->read_reg32(priv, C_CAN_IFACE(ARB1_REG, iface)); - if (flags & IF_ARB_MSGXTD) - frame->can_id = (val & CAN_EFF_MASK) | CAN_EFF_FLAG; + if (arb & IF_ARB_MSGXTD) + frame->can_id = (arb & CAN_EFF_MASK) | CAN_EFF_FLAG; else - frame->can_id = (val >> 18) & CAN_SFF_MASK; + frame->can_id = (arb >> 18) & CAN_SFF_MASK; - if (flags & IF_ARB_TRANSMIT) + if (arb & IF_ARB_TRANSMIT) { frame->can_id |= CAN_RTR_FLAG; - else { - for (i = 0; i < frame->can_dlc; i += 2) { - data = priv->read_reg(priv, - C_CAN_IFACE(DATA1_REG, iface) + i / 2); + } else { + int i, dreg = C_CAN_IFACE(DATA1_REG, iface); + + for (i = 0; i < frame->can_dlc; i += 2, dreg ++) { + data = priv->read_reg(priv, dreg); frame->data[i] = data; frame->data[i + 1] = data >> 8; } } - netif_receive_skb(skb); - stats->rx_packets++; stats->rx_bytes += frame->can_dlc; + + netif_receive_skb(skb); return 0; } static void c_can_setup_receive_object(struct net_device *dev, int iface, - int objno, unsigned int mask, - unsigned int id, unsigned int mcont) + u32 obj, u32 mask, u32 id, u32 mcont) { struct c_can_priv *priv = netdev_priv(dev); - priv->write_reg(priv, C_CAN_IFACE(MASK1_REG, iface), - IFX_WRITE_LOW_16BIT(mask)); - - /* According to C_CAN documentation, the reserved bit - * in IFx_MASK2 register is fixed 1 - */ - priv->write_reg(priv, C_CAN_IFACE(MASK2_REG, iface), - IFX_WRITE_HIGH_16BIT(mask) | BIT(13)); + mask |= BIT(29); + priv->write_reg32(priv, C_CAN_IFACE(MASK1_REG, iface), mask); - priv->write_reg(priv, C_CAN_IFACE(ARB1_REG, iface), - IFX_WRITE_LOW_16BIT(id)); - priv->write_reg(priv, C_CAN_IFACE(ARB2_REG, iface), - (IF_ARB_MSGVAL | IFX_WRITE_HIGH_16BIT(id))); + id |= IF_ARB_MSGVAL; + priv->write_reg32(priv, C_CAN_IFACE(ARB1_REG, iface), id); priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), mcont); - c_can_object_put(dev, iface, objno, IF_COMM_ALL & ~IF_COMM_TXRQST); - - netdev_dbg(dev, "obj no:%d, msgval:0x%08x\n", objno, - c_can_read_reg32(priv, C_CAN_MSGVAL1_REG)); -} - -static void c_can_inval_msg_object(struct net_device *dev, int iface, int objno) -{ - struct c_can_priv *priv = netdev_priv(dev); - - priv->write_reg(priv, C_CAN_IFACE(ARB1_REG, iface), 0); - priv->write_reg(priv, C_CAN_IFACE(ARB2_REG, iface), 0); - priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), 0); - - c_can_object_put(dev, iface, objno, IF_COMM_ARB | IF_COMM_CONTROL); - - netdev_dbg(dev, "obj no:%d, msgval:0x%08x\n", objno, - c_can_read_reg32(priv, C_CAN_MSGVAL1_REG)); -} - -static inline int c_can_is_next_tx_obj_busy(struct c_can_priv *priv, int objno) -{ - int val = c_can_read_reg32(priv, C_CAN_TXRQST1_REG); - - /* - * as transmission request register's bit n-1 corresponds to - * message object n, we need to handle the same properly. - */ - if (val & (1 << (objno - 1))) - return 1; - - return 0; + c_can_object_put(dev, iface, obj, IF_COMM_RCV_SETUP); } static netdev_tx_t c_can_start_xmit(struct sk_buff *skb, - struct net_device *dev) + struct net_device *dev) { - u32 msg_obj_no; - struct c_can_priv *priv = netdev_priv(dev); struct can_frame *frame = (struct can_frame *)skb->data; + struct c_can_priv *priv = netdev_priv(dev); + u32 idx, obj; if (can_dropped_invalid_skb(dev, skb)) return NETDEV_TX_OK; - - spin_lock_bh(&priv->xmit_lock); - msg_obj_no = get_tx_next_msg_obj(priv); - - /* prepare message object for transmission */ - c_can_write_msg_object(dev, IF_TX, frame, msg_obj_no); - priv->dlc[msg_obj_no - C_CAN_MSG_OBJ_TX_FIRST] = frame->can_dlc; - can_put_echo_skb(skb, dev, msg_obj_no - C_CAN_MSG_OBJ_TX_FIRST); - /* - * we have to stop the queue in case of a wrap around or - * if the next TX message object is still in use + * This is not a FIFO. C/D_CAN sends out the buffers + * prioritized. The lowest buffer number wins. */ - priv->tx_next++; - if (c_can_is_next_tx_obj_busy(priv, get_tx_next_msg_obj(priv)) || - (priv->tx_next & C_CAN_NEXT_MSG_OBJ_MASK) == 0) + idx = fls(atomic_read(&priv->tx_active)); + obj = idx + C_CAN_MSG_OBJ_TX_FIRST; + + /* If this is the last buffer, stop the xmit queue */ + if (idx == C_CAN_MSG_OBJ_TX_NUM - 1) netif_stop_queue(dev); - spin_unlock_bh(&priv->xmit_lock); + /* + * Store the message in the interface so we can call + * can_put_echo_skb(). We must do this before we enable + * transmit as we might race against do_tx(). + */ + c_can_setup_tx_object(dev, IF_TX, frame, idx); + priv->dlc[idx] = frame->can_dlc; + can_put_echo_skb(skb, dev, idx); + + /* Update the active bits */ + atomic_add((1 << idx), &priv->tx_active); + /* Start transmission */ + c_can_object_put(dev, IF_TX, obj, IF_COMM_TX); return NETDEV_TX_OK; } @@ -594,11 +538,10 @@ static void c_can_configure_msg_objects(struct net_device *dev) /* setup receive message objects */ for (i = C_CAN_MSG_OBJ_RX_FIRST; i < C_CAN_MSG_OBJ_RX_LAST; i++) - c_can_setup_receive_object(dev, IF_RX, i, 0, 0, - (IF_MCONT_RXIE | IF_MCONT_UMASK) & ~IF_MCONT_EOB); + c_can_setup_receive_object(dev, IF_RX, i, 0, 0, IF_MCONT_RCV); c_can_setup_receive_object(dev, IF_RX, C_CAN_MSG_OBJ_RX_LAST, 0, 0, - IF_MCONT_EOB | IF_MCONT_RXIE | IF_MCONT_UMASK); + IF_MCONT_RCV_EOB); } /* @@ -612,30 +555,22 @@ static int c_can_chip_config(struct net_device *dev) struct c_can_priv *priv = netdev_priv(dev); /* enable automatic retransmission */ - priv->write_reg(priv, C_CAN_CTRL_REG, - CONTROL_ENABLE_AR); + priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_ENABLE_AR); if ((priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY) && (priv->can.ctrlmode & CAN_CTRLMODE_LOOPBACK)) { /* loopback + silent mode : useful for hot self-test */ - priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_EIE | - CONTROL_SIE | CONTROL_IE | CONTROL_TEST); - priv->write_reg(priv, C_CAN_TEST_REG, - TEST_LBACK | TEST_SILENT); + priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_TEST); + priv->write_reg(priv, C_CAN_TEST_REG, TEST_LBACK | TEST_SILENT); } else if (priv->can.ctrlmode & CAN_CTRLMODE_LOOPBACK) { /* loopback mode : useful for self-test function */ - priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_EIE | - CONTROL_SIE | CONTROL_IE | CONTROL_TEST); + priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_TEST); priv->write_reg(priv, C_CAN_TEST_REG, TEST_LBACK); } else if (priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY) { /* silent mode : bus-monitoring mode */ - priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_EIE | - CONTROL_SIE | CONTROL_IE | CONTROL_TEST); + priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_TEST); priv->write_reg(priv, C_CAN_TEST_REG, TEST_SILENT); - } else - /* normal mode*/ - priv->write_reg(priv, C_CAN_CTRL_REG, - CONTROL_EIE | CONTROL_SIE | CONTROL_IE); + } /* configure message objects */ c_can_configure_msg_objects(dev); @@ -643,6 +578,11 @@ static int c_can_chip_config(struct net_device *dev) /* set a `lec` value so that we can check for updates later */ priv->write_reg(priv, C_CAN_STS_REG, LEC_UNUSED); + /* Clear all internal status */ + atomic_set(&priv->tx_active, 0); + priv->rxmasked = 0; + priv->tx_dir = 0; + /* set bittiming params */ return c_can_set_bittiming(dev); } @@ -657,13 +597,11 @@ static int c_can_start(struct net_device *dev) if (err) return err; - priv->can.state = CAN_STATE_ERROR_ACTIVE; - - /* reset tx helper pointers */ - priv->tx_next = priv->tx_echo = 0; + /* Setup the command for new messages */ + priv->comm_rcv_high = priv->type != BOSCH_D_CAN ? + IF_COMM_RCV_LOW : IF_COMM_RCV_HIGH; - /* enable status change, error and module interrupts */ - c_can_enable_all_interrupts(priv, ENABLE_ALL_INTERRUPTS); + priv->can.state = CAN_STATE_ERROR_ACTIVE; return 0; } @@ -672,15 +610,13 @@ static void c_can_stop(struct net_device *dev) { struct c_can_priv *priv = netdev_priv(dev); - /* disable all interrupts */ - c_can_enable_all_interrupts(priv, DISABLE_ALL_INTERRUPTS); - - /* set the state as STOPPED */ + c_can_irq_control(priv, false); priv->can.state = CAN_STATE_STOPPED; } static int c_can_set_mode(struct net_device *dev, enum can_mode mode) { + struct c_can_priv *priv = netdev_priv(dev); int err; switch (mode) { @@ -689,6 +625,7 @@ static int c_can_set_mode(struct net_device *dev, enum can_mode mode) if (err) return err; netif_wake_queue(dev); + c_can_irq_control(priv, true); break; default: return -EOPNOTSUPP; @@ -724,42 +661,29 @@ static int c_can_get_berr_counter(const struct net_device *dev, return err; } -/* - * priv->tx_echo holds the number of the oldest can_frame put for - * transmission into the hardware, but not yet ACKed by the CAN tx - * complete IRQ. - * - * We iterate from priv->tx_echo to priv->tx_next and check if the - * packet has been transmitted, echo it back to the CAN framework. - * If we discover a not yet transmitted packet, stop looking for more. - */ static void c_can_do_tx(struct net_device *dev) { struct c_can_priv *priv = netdev_priv(dev); struct net_device_stats *stats = &dev->stats; - u32 val, obj, pkts = 0, bytes = 0; - - spin_lock_bh(&priv->xmit_lock); + u32 idx, obj, pkts = 0, bytes = 0, pend, clr; - for (; (priv->tx_next - priv->tx_echo) > 0; priv->tx_echo++) { - obj = get_tx_echo_msg_obj(priv->tx_echo); - val = c_can_read_reg32(priv, C_CAN_TXRQST1_REG); + clr = pend = priv->read_reg(priv, C_CAN_INTPND2_REG); - if (val & (1 << (obj - 1))) - break; - - can_get_echo_skb(dev, obj - C_CAN_MSG_OBJ_TX_FIRST); - bytes += priv->dlc[obj - C_CAN_MSG_OBJ_TX_FIRST]; + while ((idx = ffs(pend))) { + idx--; + pend &= ~(1 << idx); + obj = idx + C_CAN_MSG_OBJ_TX_FIRST; + c_can_inval_tx_object(dev, IF_RX, obj); + can_get_echo_skb(dev, idx); + bytes += priv->dlc[idx]; pkts++; - c_can_inval_msg_object(dev, IF_TX, obj); } - /* restart queue if wrap-up or if queue stalled on last pkt */ - if (((priv->tx_next & C_CAN_NEXT_MSG_OBJ_MASK) != 0) || - ((priv->tx_echo & C_CAN_NEXT_MSG_OBJ_MASK) == 0)) - netif_wake_queue(dev); + /* Clear the bits in the tx_active mask */ + atomic_sub(clr, &priv->tx_active); - spin_unlock_bh(&priv->xmit_lock); + if (clr & (1 << (C_CAN_MSG_OBJ_TX_NUM - 1))) + netif_wake_queue(dev); if (pkts) { stats->tx_bytes += bytes; @@ -800,18 +724,42 @@ static u32 c_can_adjust_pending(u32 pend) return pend & ~((1 << lasts) - 1); } +static inline void c_can_rx_object_get(struct net_device *dev, + struct c_can_priv *priv, u32 obj) +{ +#ifdef CONFIG_CAN_C_CAN_STRICT_FRAME_ORDERING + if (obj < C_CAN_MSG_RX_LOW_LAST) + c_can_object_get(dev, IF_RX, obj, IF_COMM_RCV_LOW); + else +#endif + c_can_object_get(dev, IF_RX, obj, priv->comm_rcv_high); +} + +static inline void c_can_rx_finalize(struct net_device *dev, + struct c_can_priv *priv, u32 obj) +{ +#ifdef CONFIG_CAN_C_CAN_STRICT_FRAME_ORDERING + if (obj < C_CAN_MSG_RX_LOW_LAST) + priv->rxmasked |= BIT(obj - 1); + else if (obj == C_CAN_MSG_RX_LOW_LAST) { + priv->rxmasked = 0; + /* activate all lower message objects */ + c_can_activate_all_lower_rx_msg_obj(dev, IF_RX); + } +#endif + if (priv->type != BOSCH_D_CAN) + c_can_object_get(dev, IF_RX, obj, IF_COMM_CLR_NEWDAT); +} + static int c_can_read_objects(struct net_device *dev, struct c_can_priv *priv, u32 pend, int quota) { - u32 pkts = 0, ctrl, obj, mcmd; + u32 pkts = 0, ctrl, obj; while ((obj = ffs(pend)) && quota > 0) { pend &= ~BIT(obj - 1); - mcmd = obj < C_CAN_MSG_RX_LOW_LAST ? - IF_COMM_RCV_LOW : IF_COMM_RCV_HIGH; - - c_can_object_get(dev, IF_RX, obj, mcmd); + c_can_rx_object_get(dev, priv, obj); ctrl = priv->read_reg(priv, C_CAN_IFACE(MSGCTRL_REG, IF_RX)); if (ctrl & IF_MCONT_MSGLST) { @@ -833,9 +781,7 @@ static int c_can_read_objects(struct net_device *dev, struct c_can_priv *priv, /* read the data from the message object */ c_can_read_msg_object(dev, IF_RX, ctrl); - if (obj == C_CAN_MSG_RX_LOW_LAST) - /* activate all lower message objects */ - c_can_activate_all_lower_rx_msg_obj(dev, IF_RX, ctrl); + c_can_rx_finalize(dev, priv, obj); pkts++; quota--; @@ -844,6 +790,16 @@ static int c_can_read_objects(struct net_device *dev, struct c_can_priv *priv, return pkts; } +static inline u32 c_can_get_pending(struct c_can_priv *priv) +{ + u32 pend = priv->read_reg(priv, C_CAN_NEWDAT1_REG); + +#ifdef CONFIG_CAN_C_CAN_STRICT_FRAME_ORDERING + pend &= ~priv->rxmasked; +#endif + return pend; +} + /* * theory of operation: * @@ -853,6 +809,8 @@ static int c_can_read_objects(struct net_device *dev, struct c_can_priv *priv, * has arrived. To work-around this issue, we keep two groups of message * objects whose partitioning is defined by C_CAN_MSG_OBJ_RX_SPLIT. * + * If CONFIG_CAN_C_CAN_STRICT_FRAME_ORDERING = y + * * To ensure in-order frame reception we use the following * approach while re-activating a message object to receive further * frames: @@ -865,6 +823,14 @@ static int c_can_read_objects(struct net_device *dev, struct c_can_priv *priv, * - if the current message object number is greater than * C_CAN_MSG_RX_LOW_LAST then clear the NEWDAT bit of * only this message object. + * + * This can cause packet loss! + * + * If CONFIG_CAN_C_CAN_STRICT_FRAME_ORDERING = n + * + * We clear the newdat bit right away. + * + * This can result in packet reordering when the readout is slow. */ static int c_can_do_rx_poll(struct net_device *dev, int quota) { @@ -880,7 +846,7 @@ static int c_can_do_rx_poll(struct net_device *dev, int quota) while (quota > 0) { if (!pend) { - pend = priv->read_reg(priv, C_CAN_INTPND1_REG); + pend = c_can_get_pending(priv); if (!pend) break; /* @@ -905,12 +871,6 @@ static int c_can_do_rx_poll(struct net_device *dev, int quota) return pkts; } -static inline int c_can_has_and_handle_berr(struct c_can_priv *priv) -{ - return (priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING) && - (priv->current_status & LEC_UNUSED); -} - static int c_can_handle_state_change(struct net_device *dev, enum c_can_bus_error_types error_type) { @@ -922,6 +882,26 @@ static int c_can_handle_state_change(struct net_device *dev, struct sk_buff *skb; struct can_berr_counter bec; + switch (error_type) { + case C_CAN_ERROR_WARNING: + /* error warning state */ + priv->can.can_stats.error_warning++; + priv->can.state = CAN_STATE_ERROR_WARNING; + break; + case C_CAN_ERROR_PASSIVE: + /* error passive state */ + priv->can.can_stats.error_passive++; + priv->can.state = CAN_STATE_ERROR_PASSIVE; + break; + case C_CAN_BUS_OFF: + /* bus-off state */ + priv->can.state = CAN_STATE_BUS_OFF; + can_bus_off(dev); + break; + default: + break; + } + /* propagate the error condition to the CAN stack */ skb = alloc_can_err_skb(dev, &cf); if (unlikely(!skb)) @@ -935,8 +915,6 @@ static int c_can_handle_state_change(struct net_device *dev, switch (error_type) { case C_CAN_ERROR_WARNING: /* error warning state */ - priv->can.can_stats.error_warning++; - priv->can.state = CAN_STATE_ERROR_WARNING; cf->can_id |= CAN_ERR_CRTL; cf->data[1] = (bec.txerr > bec.rxerr) ? CAN_ERR_CRTL_TX_WARNING : @@ -947,8 +925,6 @@ static int c_can_handle_state_change(struct net_device *dev, break; case C_CAN_ERROR_PASSIVE: /* error passive state */ - priv->can.can_stats.error_passive++; - priv->can.state = CAN_STATE_ERROR_PASSIVE; cf->can_id |= CAN_ERR_CRTL; if (rx_err_passive) cf->data[1] |= CAN_ERR_CRTL_RX_PASSIVE; @@ -960,22 +936,16 @@ static int c_can_handle_state_change(struct net_device *dev, break; case C_CAN_BUS_OFF: /* bus-off state */ - priv->can.state = CAN_STATE_BUS_OFF; cf->can_id |= CAN_ERR_BUSOFF; - /* - * disable all interrupts in bus-off mode to ensure that - * the CPU is not hogged down - */ - c_can_enable_all_interrupts(priv, DISABLE_ALL_INTERRUPTS); can_bus_off(dev); break; default: break; } - netif_receive_skb(skb); stats->rx_packets++; stats->rx_bytes += cf->can_dlc; + netif_receive_skb(skb); return 1; } @@ -996,6 +966,13 @@ static int c_can_handle_bus_err(struct net_device *dev, if (lec_type == LEC_UNUSED || lec_type == LEC_NO_ERROR) return 0; + if (!(priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING)) + return 0; + + /* common for all type of bus errors */ + priv->can.can_stats.bus_error++; + stats->rx_errors++; + /* propagate the error condition to the CAN stack */ skb = alloc_can_err_skb(dev, &cf); if (unlikely(!skb)) @@ -1005,10 +982,6 @@ static int c_can_handle_bus_err(struct net_device *dev, * check for 'last error code' which tells us the * type of the last error to occur on the CAN bus */ - - /* common for all type of bus errors */ - priv->can.can_stats.bus_error++; - stats->rx_errors++; cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR; cf->data[2] |= CAN_ERR_PROT_UNSPEC; @@ -1043,95 +1016,64 @@ static int c_can_handle_bus_err(struct net_device *dev, break; } - /* set a `lec` value so that we can check for updates later */ - priv->write_reg(priv, C_CAN_STS_REG, LEC_UNUSED); - - netif_receive_skb(skb); stats->rx_packets++; stats->rx_bytes += cf->can_dlc; - + netif_receive_skb(skb); return 1; } static int c_can_poll(struct napi_struct *napi, int quota) { - u16 irqstatus; - int lec_type = 0; - int work_done = 0; struct net_device *dev = napi->dev; struct c_can_priv *priv = netdev_priv(dev); + u16 curr, last = priv->last_status; + int work_done = 0; - irqstatus = priv->irqstatus; - if (!irqstatus) - goto end; + priv->last_status = curr = priv->read_reg(priv, C_CAN_STS_REG); + /* Ack status on C_CAN. D_CAN is self clearing */ + if (priv->type != BOSCH_D_CAN) + priv->write_reg(priv, C_CAN_STS_REG, LEC_UNUSED); - /* status events have the highest priority */ - if (irqstatus == STATUS_INTERRUPT) { - priv->current_status = priv->read_reg(priv, - C_CAN_STS_REG); - - /* handle Tx/Rx events */ - if (priv->current_status & STATUS_TXOK) - priv->write_reg(priv, C_CAN_STS_REG, - priv->current_status & ~STATUS_TXOK); - - if (priv->current_status & STATUS_RXOK) - priv->write_reg(priv, C_CAN_STS_REG, - priv->current_status & ~STATUS_RXOK); - - /* handle state changes */ - if ((priv->current_status & STATUS_EWARN) && - (!(priv->last_status & STATUS_EWARN))) { - netdev_dbg(dev, "entered error warning state\n"); - work_done += c_can_handle_state_change(dev, - C_CAN_ERROR_WARNING); - } - if ((priv->current_status & STATUS_EPASS) && - (!(priv->last_status & STATUS_EPASS))) { - netdev_dbg(dev, "entered error passive state\n"); - work_done += c_can_handle_state_change(dev, - C_CAN_ERROR_PASSIVE); - } - if ((priv->current_status & STATUS_BOFF) && - (!(priv->last_status & STATUS_BOFF))) { - netdev_dbg(dev, "entered bus off state\n"); - work_done += c_can_handle_state_change(dev, - C_CAN_BUS_OFF); - } + /* handle state changes */ + if ((curr & STATUS_EWARN) && (!(last & STATUS_EWARN))) { + netdev_dbg(dev, "entered error warning state\n"); + work_done += c_can_handle_state_change(dev, C_CAN_ERROR_WARNING); + } - /* handle bus recovery events */ - if ((!(priv->current_status & STATUS_BOFF)) && - (priv->last_status & STATUS_BOFF)) { - netdev_dbg(dev, "left bus off state\n"); - priv->can.state = CAN_STATE_ERROR_ACTIVE; - } - if ((!(priv->current_status & STATUS_EPASS)) && - (priv->last_status & STATUS_EPASS)) { - netdev_dbg(dev, "left error passive state\n"); - priv->can.state = CAN_STATE_ERROR_ACTIVE; - } + if ((curr & STATUS_EPASS) && (!(last & STATUS_EPASS))) { + netdev_dbg(dev, "entered error passive state\n"); + work_done += c_can_handle_state_change(dev, C_CAN_ERROR_PASSIVE); + } + + if ((curr & STATUS_BOFF) && (!(last & STATUS_BOFF))) { + netdev_dbg(dev, "entered bus off state\n"); + work_done += c_can_handle_state_change(dev, C_CAN_BUS_OFF); + goto end; + } - priv->last_status = priv->current_status; - - /* handle lec errors on the bus */ - lec_type = c_can_has_and_handle_berr(priv); - if (lec_type) - work_done += c_can_handle_bus_err(dev, lec_type); - } else if ((irqstatus >= C_CAN_MSG_OBJ_RX_FIRST) && - (irqstatus <= C_CAN_MSG_OBJ_RX_LAST)) { - /* handle events corresponding to receive message objects */ - work_done += c_can_do_rx_poll(dev, (quota - work_done)); - } else if ((irqstatus >= C_CAN_MSG_OBJ_TX_FIRST) && - (irqstatus <= C_CAN_MSG_OBJ_TX_LAST)) { - /* handle events corresponding to transmit message objects */ - c_can_do_tx(dev); + /* handle bus recovery events */ + if ((!(curr & STATUS_BOFF)) && (last & STATUS_BOFF)) { + netdev_dbg(dev, "left bus off state\n"); + priv->can.state = CAN_STATE_ERROR_ACTIVE; + } + if ((!(curr & STATUS_EPASS)) && (last & STATUS_EPASS)) { + netdev_dbg(dev, "left error passive state\n"); + priv->can.state = CAN_STATE_ERROR_ACTIVE; } + /* handle lec errors on the bus */ + work_done += c_can_handle_bus_err(dev, curr & LEC_MASK); + + /* Handle Tx/Rx events. We do this unconditionally */ + work_done += c_can_do_rx_poll(dev, (quota - work_done)); + c_can_do_tx(dev); + end: if (work_done < quota) { napi_complete(napi); - /* enable all IRQs */ - c_can_enable_all_interrupts(priv, ENABLE_ALL_INTERRUPTS); + /* enable all IRQs if we are not in bus off state */ + if (priv->can.state != CAN_STATE_BUS_OFF) + c_can_irq_control(priv, true); } return work_done; @@ -1142,12 +1084,11 @@ static irqreturn_t c_can_isr(int irq, void *dev_id) struct net_device *dev = (struct net_device *)dev_id; struct c_can_priv *priv = netdev_priv(dev); - priv->irqstatus = priv->read_reg(priv, C_CAN_INT_REG); - if (!priv->irqstatus) + if (!priv->read_reg(priv, C_CAN_INT_REG)) return IRQ_NONE; /* disable all interrupts and schedule the NAPI */ - c_can_enable_all_interrupts(priv, DISABLE_ALL_INTERRUPTS); + c_can_irq_control(priv, false); napi_schedule(&priv->napi); return IRQ_HANDLED; @@ -1184,6 +1125,8 @@ static int c_can_open(struct net_device *dev) can_led_event(dev, CAN_LED_EVENT_OPEN); napi_enable(&priv->napi); + /* enable status change, error and module interrupts */ + c_can_irq_control(priv, true); netif_start_queue(dev); return 0; @@ -1226,7 +1169,6 @@ struct net_device *alloc_c_can_dev(void) return NULL; priv = netdev_priv(dev); - spin_lock_init(&priv->xmit_lock); netif_napi_add(dev, &priv->napi, c_can_poll, C_CAN_NAPI_WEIGHT); priv->dev = dev; @@ -1281,6 +1223,7 @@ int c_can_power_up(struct net_device *dev) u32 val; unsigned long time_out; struct c_can_priv *priv = netdev_priv(dev); + int ret; if (!(dev->flags & IFF_UP)) return 0; @@ -1307,7 +1250,11 @@ int c_can_power_up(struct net_device *dev) if (time_after(jiffies, time_out)) return -ETIMEDOUT; - return c_can_start(dev); + ret = c_can_start(dev); + if (!ret) + c_can_irq_control(priv, true); + + return ret; } EXPORT_SYMBOL_GPL(c_can_power_up); #endif diff --git a/drivers/net/can/c_can/c_can.h b/drivers/net/can/c_can/c_can.h index faa8404162b3..99ad1aa576b0 100644 --- a/drivers/net/can/c_can/c_can.h +++ b/drivers/net/can/c_can/c_can.h @@ -22,14 +22,6 @@ #ifndef C_CAN_H #define C_CAN_H -/* - * IFx register masks: - * allow easy operation on 16-bit registers when the - * argument is 32-bit instead - */ -#define IFX_WRITE_LOW_16BIT(x) ((x) & 0xFFFF) -#define IFX_WRITE_HIGH_16BIT(x) (((x) & 0xFFFF0000) >> 16) - /* message object split */ #define C_CAN_NO_OF_OBJECTS 32 #define C_CAN_MSG_OBJ_RX_NUM 16 @@ -45,8 +37,6 @@ #define C_CAN_MSG_OBJ_RX_SPLIT 9 #define C_CAN_MSG_RX_LOW_LAST (C_CAN_MSG_OBJ_RX_SPLIT - 1) - -#define C_CAN_NEXT_MSG_OBJ_MASK (C_CAN_MSG_OBJ_TX_NUM - 1) #define RECEIVE_OBJECT_BITS 0x0000ffff enum reg { @@ -88,6 +78,7 @@ enum reg { C_CAN_INTPND2_REG, C_CAN_MSGVAL1_REG, C_CAN_MSGVAL2_REG, + C_CAN_FUNCTION_REG, }; static const u16 reg_map_c_can[] = { @@ -139,6 +130,7 @@ static const u16 reg_map_d_can[] = { [C_CAN_BRPEXT_REG] = 0x0E, [C_CAN_INT_REG] = 0x10, [C_CAN_TEST_REG] = 0x14, + [C_CAN_FUNCTION_REG] = 0x18, [C_CAN_TXRQST1_REG] = 0x88, [C_CAN_TXRQST2_REG] = 0x8A, [C_CAN_NEWDAT1_REG] = 0x9C, @@ -183,23 +175,22 @@ struct c_can_priv { struct napi_struct napi; struct net_device *dev; struct device *device; - spinlock_t xmit_lock; - int tx_object; - int current_status; + atomic_t tx_active; + unsigned long tx_dir; int last_status; - u16 (*read_reg) (struct c_can_priv *priv, enum reg index); - void (*write_reg) (struct c_can_priv *priv, enum reg index, u16 val); + u16 (*read_reg) (const struct c_can_priv *priv, enum reg index); + void (*write_reg) (const struct c_can_priv *priv, enum reg index, u16 val); + u32 (*read_reg32) (const struct c_can_priv *priv, enum reg index); + void (*write_reg32) (const struct c_can_priv *priv, enum reg index, u32 val); void __iomem *base; const u16 *regs; - unsigned long irq_flags; /* for request_irq() */ - unsigned int tx_next; - unsigned int tx_echo; void *priv; /* for board-specific data */ - u16 irqstatus; enum c_can_dev_id type; u32 __iomem *raminit_ctrlreg; - unsigned int instance; + int instance; void (*raminit) (const struct c_can_priv *priv, bool enable); + u32 comm_rcv_high; + u32 rxmasked; u32 dlc[C_CAN_MSG_OBJ_TX_NUM]; }; diff --git a/drivers/net/can/c_can/c_can_pci.c b/drivers/net/can/c_can/c_can_pci.c index bce0be54c2f5..5d11e0e4225b 100644 --- a/drivers/net/can/c_can/c_can_pci.c +++ b/drivers/net/can/c_can/c_can_pci.c @@ -19,9 +19,13 @@ #include "c_can.h" +#define PCI_DEVICE_ID_PCH_CAN 0x8818 +#define PCH_PCI_SOFT_RESET 0x01fc + enum c_can_pci_reg_align { C_CAN_REG_ALIGN_16, C_CAN_REG_ALIGN_32, + C_CAN_REG_32, }; struct c_can_pci_data { @@ -31,6 +35,10 @@ struct c_can_pci_data { enum c_can_pci_reg_align reg_align; /* Set the frequency */ unsigned int freq; + /* PCI bar number */ + int bar; + /* Callback for reset */ + void (*init)(const struct c_can_priv *priv, bool enable); }; /* @@ -39,30 +47,70 @@ struct c_can_pci_data { * registers can be aligned to a 16-bit boundary or 32-bit boundary etc. * Handle the same by providing a common read/write interface. */ -static u16 c_can_pci_read_reg_aligned_to_16bit(struct c_can_priv *priv, +static u16 c_can_pci_read_reg_aligned_to_16bit(const struct c_can_priv *priv, enum reg index) { return readw(priv->base + priv->regs[index]); } -static void c_can_pci_write_reg_aligned_to_16bit(struct c_can_priv *priv, +static void c_can_pci_write_reg_aligned_to_16bit(const struct c_can_priv *priv, enum reg index, u16 val) { writew(val, priv->base + priv->regs[index]); } -static u16 c_can_pci_read_reg_aligned_to_32bit(struct c_can_priv *priv, +static u16 c_can_pci_read_reg_aligned_to_32bit(const struct c_can_priv *priv, enum reg index) { return readw(priv->base + 2 * priv->regs[index]); } -static void c_can_pci_write_reg_aligned_to_32bit(struct c_can_priv *priv, +static void c_can_pci_write_reg_aligned_to_32bit(const struct c_can_priv *priv, enum reg index, u16 val) { writew(val, priv->base + 2 * priv->regs[index]); } +static u16 c_can_pci_read_reg_32bit(const struct c_can_priv *priv, + enum reg index) +{ + return (u16)ioread32(priv->base + 2 * priv->regs[index]); +} + +static void c_can_pci_write_reg_32bit(const struct c_can_priv *priv, + enum reg index, u16 val) +{ + iowrite32((u32)val, priv->base + 2 * priv->regs[index]); +} + +static u32 c_can_pci_read_reg32(const struct c_can_priv *priv, enum reg index) +{ + u32 val; + + val = priv->read_reg(priv, index); + val |= ((u32) priv->read_reg(priv, index + 1)) << 16; + + return val; +} + +static void c_can_pci_write_reg32(const struct c_can_priv *priv, enum reg index, + u32 val) +{ + priv->write_reg(priv, index + 1, val >> 16); + priv->write_reg(priv, index, val); +} + +static void c_can_pci_reset_pch(const struct c_can_priv *priv, bool enable) +{ + if (enable) { + u32 __iomem *addr = priv->base + PCH_PCI_SOFT_RESET; + + /* write to sw reset register */ + iowrite32(1, addr); + iowrite32(0, addr); + } +} + static int c_can_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -84,10 +132,14 @@ static int c_can_pci_probe(struct pci_dev *pdev, goto out_disable_device; } - pci_set_master(pdev); - pci_enable_msi(pdev); + ret = pci_enable_msi(pdev); + if (!ret) { + dev_info(&pdev->dev, "MSI enabled\n"); + pci_set_master(pdev); + } - addr = pci_iomap(pdev, 0, pci_resource_len(pdev, 0)); + addr = pci_iomap(pdev, c_can_pci_data->bar, + pci_resource_len(pdev, c_can_pci_data->bar)); if (!addr) { dev_err(&pdev->dev, "device has no PCI memory resources, " @@ -132,6 +184,8 @@ static int c_can_pci_probe(struct pci_dev *pdev, goto out_free_c_can; } + priv->type = c_can_pci_data->type; + /* Configure access to registers */ switch (c_can_pci_data->reg_align) { case C_CAN_REG_ALIGN_32: @@ -142,10 +196,18 @@ static int c_can_pci_probe(struct pci_dev *pdev, priv->read_reg = c_can_pci_read_reg_aligned_to_16bit; priv->write_reg = c_can_pci_write_reg_aligned_to_16bit; break; + case C_CAN_REG_32: + priv->read_reg = c_can_pci_read_reg_32bit; + priv->write_reg = c_can_pci_write_reg_32bit; + break; default: ret = -EINVAL; goto out_free_c_can; } + priv->read_reg32 = c_can_pci_read_reg32; + priv->write_reg32 = c_can_pci_write_reg32; + + priv->raminit = c_can_pci_data->init; ret = register_c_can_dev(dev); if (ret) { @@ -193,6 +255,15 @@ static struct c_can_pci_data c_can_sta2x11= { .type = BOSCH_C_CAN, .reg_align = C_CAN_REG_ALIGN_32, .freq = 52000000, /* 52 Mhz */ + .bar = 0, +}; + +static struct c_can_pci_data c_can_pch = { + .type = BOSCH_C_CAN, + .reg_align = C_CAN_REG_32, + .freq = 50000000, /* 50 MHz */ + .init = c_can_pci_reset_pch, + .bar = 1, }; #define C_CAN_ID(_vend, _dev, _driverdata) { \ @@ -202,6 +273,8 @@ static struct c_can_pci_data c_can_sta2x11= { static DEFINE_PCI_DEVICE_TABLE(c_can_pci_tbl) = { C_CAN_ID(PCI_VENDOR_ID_STMICRO, PCI_DEVICE_ID_STMICRO_CAN, c_can_sta2x11), + C_CAN_ID(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_PCH_CAN, + c_can_pch), {}, }; static struct pci_driver c_can_pci_driver = { diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c index 806d92753427..824108cd9fd5 100644 --- a/drivers/net/can/c_can/c_can_platform.c +++ b/drivers/net/can/c_can/c_can_platform.c @@ -40,6 +40,7 @@ #define CAN_RAMINIT_START_MASK(i) (0x001 << (i)) #define CAN_RAMINIT_DONE_MASK(i) (0x100 << (i)) #define CAN_RAMINIT_ALL_MASK(i) (0x101 << (i)) +#define DCAN_RAM_INIT_BIT (1 << 3) static DEFINE_SPINLOCK(raminit_lock); /* * 16-bit c_can registers can be arranged differently in the memory @@ -47,31 +48,31 @@ static DEFINE_SPINLOCK(raminit_lock); * registers can be aligned to a 16-bit boundary or 32-bit boundary etc. * Handle the same by providing a common read/write interface. */ -static u16 c_can_plat_read_reg_aligned_to_16bit(struct c_can_priv *priv, +static u16 c_can_plat_read_reg_aligned_to_16bit(const struct c_can_priv *priv, enum reg index) { return readw(priv->base + priv->regs[index]); } -static void c_can_plat_write_reg_aligned_to_16bit(struct c_can_priv *priv, +static void c_can_plat_write_reg_aligned_to_16bit(const struct c_can_priv *priv, enum reg index, u16 val) { writew(val, priv->base + priv->regs[index]); } -static u16 c_can_plat_read_reg_aligned_to_32bit(struct c_can_priv *priv, +static u16 c_can_plat_read_reg_aligned_to_32bit(const struct c_can_priv *priv, enum reg index) { return readw(priv->base + 2 * priv->regs[index]); } -static void c_can_plat_write_reg_aligned_to_32bit(struct c_can_priv *priv, +static void c_can_plat_write_reg_aligned_to_32bit(const struct c_can_priv *priv, enum reg index, u16 val) { writew(val, priv->base + 2 * priv->regs[index]); } -static void c_can_hw_raminit_wait(const struct c_can_priv *priv, u32 mask, +static void c_can_hw_raminit_wait_ti(const struct c_can_priv *priv, u32 mask, u32 val) { /* We look only at the bits of our instance. */ @@ -80,7 +81,7 @@ static void c_can_hw_raminit_wait(const struct c_can_priv *priv, u32 mask, udelay(1); } -static void c_can_hw_raminit(const struct c_can_priv *priv, bool enable) +static void c_can_hw_raminit_ti(const struct c_can_priv *priv, bool enable) { u32 mask = CAN_RAMINIT_ALL_MASK(priv->instance); u32 ctrl; @@ -96,18 +97,68 @@ static void c_can_hw_raminit(const struct c_can_priv *priv, bool enable) ctrl |= CAN_RAMINIT_DONE_MASK(priv->instance); writel(ctrl, priv->raminit_ctrlreg); ctrl &= ~CAN_RAMINIT_DONE_MASK(priv->instance); - c_can_hw_raminit_wait(priv, ctrl, mask); + c_can_hw_raminit_wait_ti(priv, ctrl, mask); if (enable) { /* Set start bit and wait for the done bit. */ ctrl |= CAN_RAMINIT_START_MASK(priv->instance); writel(ctrl, priv->raminit_ctrlreg); ctrl |= CAN_RAMINIT_DONE_MASK(priv->instance); - c_can_hw_raminit_wait(priv, ctrl, mask); + c_can_hw_raminit_wait_ti(priv, ctrl, mask); } spin_unlock(&raminit_lock); } +static u32 c_can_plat_read_reg32(const struct c_can_priv *priv, enum reg index) +{ + u32 val; + + val = priv->read_reg(priv, index); + val |= ((u32) priv->read_reg(priv, index + 1)) << 16; + + return val; +} + +static void c_can_plat_write_reg32(const struct c_can_priv *priv, enum reg index, + u32 val) +{ + priv->write_reg(priv, index + 1, val >> 16); + priv->write_reg(priv, index, val); +} + +static u32 d_can_plat_read_reg32(const struct c_can_priv *priv, enum reg index) +{ + return readl(priv->base + priv->regs[index]); +} + +static void d_can_plat_write_reg32(const struct c_can_priv *priv, enum reg index, + u32 val) +{ + writel(val, priv->base + priv->regs[index]); +} + +static void c_can_hw_raminit_wait(const struct c_can_priv *priv, u32 mask) +{ + while (priv->read_reg32(priv, C_CAN_FUNCTION_REG) & mask) + udelay(1); +} + +static void c_can_hw_raminit(const struct c_can_priv *priv, bool enable) +{ + u32 ctrl; + + ctrl = priv->read_reg32(priv, C_CAN_FUNCTION_REG); + ctrl &= ~DCAN_RAM_INIT_BIT; + priv->write_reg32(priv, C_CAN_FUNCTION_REG, ctrl); + c_can_hw_raminit_wait(priv, ctrl); + + if (enable) { + ctrl |= DCAN_RAM_INIT_BIT; + priv->write_reg32(priv, C_CAN_FUNCTION_REG, ctrl); + c_can_hw_raminit_wait(priv, ctrl); + } +} + static struct platform_device_id c_can_id_table[] = { [BOSCH_C_CAN_PLATFORM] = { .name = KBUILD_MODNAME, @@ -201,11 +252,15 @@ static int c_can_plat_probe(struct platform_device *pdev) case IORESOURCE_MEM_32BIT: priv->read_reg = c_can_plat_read_reg_aligned_to_32bit; priv->write_reg = c_can_plat_write_reg_aligned_to_32bit; + priv->read_reg32 = c_can_plat_read_reg32; + priv->write_reg32 = c_can_plat_write_reg32; break; case IORESOURCE_MEM_16BIT: default: priv->read_reg = c_can_plat_read_reg_aligned_to_16bit; priv->write_reg = c_can_plat_write_reg_aligned_to_16bit; + priv->read_reg32 = c_can_plat_read_reg32; + priv->write_reg32 = c_can_plat_write_reg32; break; } break; @@ -214,6 +269,8 @@ static int c_can_plat_probe(struct platform_device *pdev) priv->can.ctrlmode_supported |= CAN_CTRLMODE_3_SAMPLES; priv->read_reg = c_can_plat_read_reg_aligned_to_16bit; priv->write_reg = c_can_plat_write_reg_aligned_to_16bit; + priv->read_reg32 = d_can_plat_read_reg32; + priv->write_reg32 = d_can_plat_write_reg32; if (pdev->dev.of_node) priv->instance = of_alias_get_id(pdev->dev.of_node, "d_can"); @@ -221,11 +278,20 @@ static int c_can_plat_probe(struct platform_device *pdev) priv->instance = pdev->id; res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + /* Not all D_CAN modules have a separate register for the D_CAN + * RAM initialization. Use default RAM init bit in D_CAN module + * if not specified in DT. + */ + if (!res) { + priv->raminit = c_can_hw_raminit; + break; + } + priv->raminit_ctrlreg = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(priv->raminit_ctrlreg) || (int)priv->instance < 0) + if (IS_ERR(priv->raminit_ctrlreg) || priv->instance < 0) dev_info(&pdev->dev, "control memory is not used for raminit\n"); else - priv->raminit = c_can_hw_raminit; + priv->raminit = c_can_hw_raminit_ti; break; default: ret = -EINVAL; diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index c7a260478749..e318e87e2bfc 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -256,7 +256,7 @@ static int can_get_bittiming(struct net_device *dev, struct can_bittiming *bt, /* Check if the CAN device has bit-timing parameters */ if (!btc) - return -ENOTSUPP; + return -EOPNOTSUPP; /* * Depending on the given can_bittiming parameter structure the CAN diff --git a/drivers/net/can/mscan/Kconfig b/drivers/net/can/mscan/Kconfig index f19be5269e7b..81c711719490 100644 --- a/drivers/net/can/mscan/Kconfig +++ b/drivers/net/can/mscan/Kconfig @@ -1,5 +1,5 @@ config CAN_MSCAN - depends on PPC || M68K + depends on PPC tristate "Support for Freescale MSCAN based chips" ---help--- The Motorola Scalable Controller Area Network (MSCAN) definition diff --git a/drivers/net/can/rcar_can.c b/drivers/net/can/rcar_can.c new file mode 100644 index 000000000000..5268d216ecfa --- /dev/null +++ b/drivers/net/can/rcar_can.c @@ -0,0 +1,876 @@ +/* Renesas R-Car CAN device driver + * + * Copyright (C) 2013 Cogent Embedded, Inc. <source@cogentembedded.com> + * Copyright (C) 2013 Renesas Solutions Corp. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/errno.h> +#include <linux/netdevice.h> +#include <linux/platform_device.h> +#include <linux/can/led.h> +#include <linux/can/dev.h> +#include <linux/clk.h> +#include <linux/can/platform/rcar_can.h> + +#define RCAR_CAN_DRV_NAME "rcar_can" + +/* Mailbox configuration: + * mailbox 60 - 63 - Rx FIFO mailboxes + * mailbox 56 - 59 - Tx FIFO mailboxes + * non-FIFO mailboxes are not used + */ +#define RCAR_CAN_N_MBX 64 /* Number of mailboxes in non-FIFO mode */ +#define RCAR_CAN_RX_FIFO_MBX 60 /* Mailbox - window to Rx FIFO */ +#define RCAR_CAN_TX_FIFO_MBX 56 /* Mailbox - window to Tx FIFO */ +#define RCAR_CAN_FIFO_DEPTH 4 + +/* Mailbox registers structure */ +struct rcar_can_mbox_regs { + u32 id; /* IDE and RTR bits, SID and EID */ + u8 stub; /* Not used */ + u8 dlc; /* Data Length Code - bits [0..3] */ + u8 data[8]; /* Data Bytes */ + u8 tsh; /* Time Stamp Higher Byte */ + u8 tsl; /* Time Stamp Lower Byte */ +}; + +struct rcar_can_regs { + struct rcar_can_mbox_regs mb[RCAR_CAN_N_MBX]; /* Mailbox registers */ + u32 mkr_2_9[8]; /* Mask Registers 2-9 */ + u32 fidcr[2]; /* FIFO Received ID Compare Register */ + u32 mkivlr1; /* Mask Invalid Register 1 */ + u32 mier1; /* Mailbox Interrupt Enable Register 1 */ + u32 mkr_0_1[2]; /* Mask Registers 0-1 */ + u32 mkivlr0; /* Mask Invalid Register 0*/ + u32 mier0; /* Mailbox Interrupt Enable Register 0 */ + u8 pad_440[0x3c0]; + u8 mctl[64]; /* Message Control Registers */ + u16 ctlr; /* Control Register */ + u16 str; /* Status register */ + u8 bcr[3]; /* Bit Configuration Register */ + u8 clkr; /* Clock Select Register */ + u8 rfcr; /* Receive FIFO Control Register */ + u8 rfpcr; /* Receive FIFO Pointer Control Register */ + u8 tfcr; /* Transmit FIFO Control Register */ + u8 tfpcr; /* Transmit FIFO Pointer Control Register */ + u8 eier; /* Error Interrupt Enable Register */ + u8 eifr; /* Error Interrupt Factor Judge Register */ + u8 recr; /* Receive Error Count Register */ + u8 tecr; /* Transmit Error Count Register */ + u8 ecsr; /* Error Code Store Register */ + u8 cssr; /* Channel Search Support Register */ + u8 mssr; /* Mailbox Search Status Register */ + u8 msmr; /* Mailbox Search Mode Register */ + u16 tsr; /* Time Stamp Register */ + u8 afsr; /* Acceptance Filter Support Register */ + u8 pad_857; + u8 tcr; /* Test Control Register */ + u8 pad_859[7]; + u8 ier; /* Interrupt Enable Register */ + u8 isr; /* Interrupt Status Register */ + u8 pad_862; + u8 mbsmr; /* Mailbox Search Mask Register */ +}; + +struct rcar_can_priv { + struct can_priv can; /* Must be the first member! */ + struct net_device *ndev; + struct napi_struct napi; + struct rcar_can_regs __iomem *regs; + struct clk *clk; + u8 tx_dlc[RCAR_CAN_FIFO_DEPTH]; + u32 tx_head; + u32 tx_tail; + u8 clock_select; + u8 ier; +}; + +static const struct can_bittiming_const rcar_can_bittiming_const = { + .name = RCAR_CAN_DRV_NAME, + .tseg1_min = 4, + .tseg1_max = 16, + .tseg2_min = 2, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 1024, + .brp_inc = 1, +}; + +/* Control Register bits */ +#define RCAR_CAN_CTLR_BOM (3 << 11) /* Bus-Off Recovery Mode Bits */ +#define RCAR_CAN_CTLR_BOM_ENT (1 << 11) /* Entry to halt mode */ + /* at bus-off entry */ +#define RCAR_CAN_CTLR_SLPM (1 << 10) +#define RCAR_CAN_CTLR_CANM (3 << 8) /* Operating Mode Select Bit */ +#define RCAR_CAN_CTLR_CANM_HALT (1 << 9) +#define RCAR_CAN_CTLR_CANM_RESET (1 << 8) +#define RCAR_CAN_CTLR_CANM_FORCE_RESET (3 << 8) +#define RCAR_CAN_CTLR_MLM (1 << 3) /* Message Lost Mode Select */ +#define RCAR_CAN_CTLR_IDFM (3 << 1) /* ID Format Mode Select Bits */ +#define RCAR_CAN_CTLR_IDFM_MIXED (1 << 2) /* Mixed ID mode */ +#define RCAR_CAN_CTLR_MBM (1 << 0) /* Mailbox Mode select */ + +/* Status Register bits */ +#define RCAR_CAN_STR_RSTST (1 << 8) /* Reset Status Bit */ + +/* FIFO Received ID Compare Registers 0 and 1 bits */ +#define RCAR_CAN_FIDCR_IDE (1 << 31) /* ID Extension Bit */ +#define RCAR_CAN_FIDCR_RTR (1 << 30) /* Remote Transmission Request Bit */ + +/* Receive FIFO Control Register bits */ +#define RCAR_CAN_RFCR_RFEST (1 << 7) /* Receive FIFO Empty Status Flag */ +#define RCAR_CAN_RFCR_RFE (1 << 0) /* Receive FIFO Enable */ + +/* Transmit FIFO Control Register bits */ +#define RCAR_CAN_TFCR_TFUST (7 << 1) /* Transmit FIFO Unsent Message */ + /* Number Status Bits */ +#define RCAR_CAN_TFCR_TFUST_SHIFT 1 /* Offset of Transmit FIFO Unsent */ + /* Message Number Status Bits */ +#define RCAR_CAN_TFCR_TFE (1 << 0) /* Transmit FIFO Enable */ + +#define RCAR_CAN_N_RX_MKREGS1 2 /* Number of mask registers */ + /* for Rx mailboxes 0-31 */ +#define RCAR_CAN_N_RX_MKREGS2 8 + +/* Bit Configuration Register settings */ +#define RCAR_CAN_BCR_TSEG1(x) (((x) & 0x0f) << 20) +#define RCAR_CAN_BCR_BPR(x) (((x) & 0x3ff) << 8) +#define RCAR_CAN_BCR_SJW(x) (((x) & 0x3) << 4) +#define RCAR_CAN_BCR_TSEG2(x) ((x) & 0x07) + +/* Mailbox and Mask Registers bits */ +#define RCAR_CAN_IDE (1 << 31) +#define RCAR_CAN_RTR (1 << 30) +#define RCAR_CAN_SID_SHIFT 18 + +/* Mailbox Interrupt Enable Register 1 bits */ +#define RCAR_CAN_MIER1_RXFIE (1 << 28) /* Receive FIFO Interrupt Enable */ +#define RCAR_CAN_MIER1_TXFIE (1 << 24) /* Transmit FIFO Interrupt Enable */ + +/* Interrupt Enable Register bits */ +#define RCAR_CAN_IER_ERSIE (1 << 5) /* Error (ERS) Interrupt Enable Bit */ +#define RCAR_CAN_IER_RXFIE (1 << 4) /* Reception FIFO Interrupt */ + /* Enable Bit */ +#define RCAR_CAN_IER_TXFIE (1 << 3) /* Transmission FIFO Interrupt */ + /* Enable Bit */ +/* Interrupt Status Register bits */ +#define RCAR_CAN_ISR_ERSF (1 << 5) /* Error (ERS) Interrupt Status Bit */ +#define RCAR_CAN_ISR_RXFF (1 << 4) /* Reception FIFO Interrupt */ + /* Status Bit */ +#define RCAR_CAN_ISR_TXFF (1 << 3) /* Transmission FIFO Interrupt */ + /* Status Bit */ + +/* Error Interrupt Enable Register bits */ +#define RCAR_CAN_EIER_BLIE (1 << 7) /* Bus Lock Interrupt Enable */ +#define RCAR_CAN_EIER_OLIE (1 << 6) /* Overload Frame Transmit */ + /* Interrupt Enable */ +#define RCAR_CAN_EIER_ORIE (1 << 5) /* Receive Overrun Interrupt Enable */ +#define RCAR_CAN_EIER_BORIE (1 << 4) /* Bus-Off Recovery Interrupt Enable */ +#define RCAR_CAN_EIER_BOEIE (1 << 3) /* Bus-Off Entry Interrupt Enable */ +#define RCAR_CAN_EIER_EPIE (1 << 2) /* Error Passive Interrupt Enable */ +#define RCAR_CAN_EIER_EWIE (1 << 1) /* Error Warning Interrupt Enable */ +#define RCAR_CAN_EIER_BEIE (1 << 0) /* Bus Error Interrupt Enable */ + +/* Error Interrupt Factor Judge Register bits */ +#define RCAR_CAN_EIFR_BLIF (1 << 7) /* Bus Lock Detect Flag */ +#define RCAR_CAN_EIFR_OLIF (1 << 6) /* Overload Frame Transmission */ + /* Detect Flag */ +#define RCAR_CAN_EIFR_ORIF (1 << 5) /* Receive Overrun Detect Flag */ +#define RCAR_CAN_EIFR_BORIF (1 << 4) /* Bus-Off Recovery Detect Flag */ +#define RCAR_CAN_EIFR_BOEIF (1 << 3) /* Bus-Off Entry Detect Flag */ +#define RCAR_CAN_EIFR_EPIF (1 << 2) /* Error Passive Detect Flag */ +#define RCAR_CAN_EIFR_EWIF (1 << 1) /* Error Warning Detect Flag */ +#define RCAR_CAN_EIFR_BEIF (1 << 0) /* Bus Error Detect Flag */ + +/* Error Code Store Register bits */ +#define RCAR_CAN_ECSR_EDPM (1 << 7) /* Error Display Mode Select Bit */ +#define RCAR_CAN_ECSR_ADEF (1 << 6) /* ACK Delimiter Error Flag */ +#define RCAR_CAN_ECSR_BE0F (1 << 5) /* Bit Error (dominant) Flag */ +#define RCAR_CAN_ECSR_BE1F (1 << 4) /* Bit Error (recessive) Flag */ +#define RCAR_CAN_ECSR_CEF (1 << 3) /* CRC Error Flag */ +#define RCAR_CAN_ECSR_AEF (1 << 2) /* ACK Error Flag */ +#define RCAR_CAN_ECSR_FEF (1 << 1) /* Form Error Flag */ +#define RCAR_CAN_ECSR_SEF (1 << 0) /* Stuff Error Flag */ + +#define RCAR_CAN_NAPI_WEIGHT 4 +#define MAX_STR_READS 0x100 + +static void tx_failure_cleanup(struct net_device *ndev) +{ + int i; + + for (i = 0; i < RCAR_CAN_FIFO_DEPTH; i++) + can_free_echo_skb(ndev, i); +} + +static void rcar_can_error(struct net_device *ndev) +{ + struct rcar_can_priv *priv = netdev_priv(ndev); + struct net_device_stats *stats = &ndev->stats; + struct can_frame *cf; + struct sk_buff *skb; + u8 eifr, txerr = 0, rxerr = 0; + + /* Propagate the error condition to the CAN stack */ + skb = alloc_can_err_skb(ndev, &cf); + + eifr = readb(&priv->regs->eifr); + if (eifr & (RCAR_CAN_EIFR_EWIF | RCAR_CAN_EIFR_EPIF)) { + txerr = readb(&priv->regs->tecr); + rxerr = readb(&priv->regs->recr); + if (skb) { + cf->can_id |= CAN_ERR_CRTL; + cf->data[6] = txerr; + cf->data[7] = rxerr; + } + } + if (eifr & RCAR_CAN_EIFR_BEIF) { + int rx_errors = 0, tx_errors = 0; + u8 ecsr; + + netdev_dbg(priv->ndev, "Bus error interrupt:\n"); + if (skb) { + cf->can_id |= CAN_ERR_BUSERROR | CAN_ERR_PROT; + cf->data[2] = CAN_ERR_PROT_UNSPEC; + } + ecsr = readb(&priv->regs->ecsr); + if (ecsr & RCAR_CAN_ECSR_ADEF) { + netdev_dbg(priv->ndev, "ACK Delimiter Error\n"); + tx_errors++; + writeb(~RCAR_CAN_ECSR_ADEF, &priv->regs->ecsr); + if (skb) + cf->data[3] |= CAN_ERR_PROT_LOC_ACK_DEL; + } + if (ecsr & RCAR_CAN_ECSR_BE0F) { + netdev_dbg(priv->ndev, "Bit Error (dominant)\n"); + tx_errors++; + writeb(~RCAR_CAN_ECSR_BE0F, &priv->regs->ecsr); + if (skb) + cf->data[2] |= CAN_ERR_PROT_BIT0; + } + if (ecsr & RCAR_CAN_ECSR_BE1F) { + netdev_dbg(priv->ndev, "Bit Error (recessive)\n"); + tx_errors++; + writeb(~RCAR_CAN_ECSR_BE1F, &priv->regs->ecsr); + if (skb) + cf->data[2] |= CAN_ERR_PROT_BIT1; + } + if (ecsr & RCAR_CAN_ECSR_CEF) { + netdev_dbg(priv->ndev, "CRC Error\n"); + rx_errors++; + writeb(~RCAR_CAN_ECSR_CEF, &priv->regs->ecsr); + if (skb) + cf->data[3] |= CAN_ERR_PROT_LOC_CRC_SEQ; + } + if (ecsr & RCAR_CAN_ECSR_AEF) { + netdev_dbg(priv->ndev, "ACK Error\n"); + tx_errors++; + writeb(~RCAR_CAN_ECSR_AEF, &priv->regs->ecsr); + if (skb) { + cf->can_id |= CAN_ERR_ACK; + cf->data[3] |= CAN_ERR_PROT_LOC_ACK; + } + } + if (ecsr & RCAR_CAN_ECSR_FEF) { + netdev_dbg(priv->ndev, "Form Error\n"); + rx_errors++; + writeb(~RCAR_CAN_ECSR_FEF, &priv->regs->ecsr); + if (skb) + cf->data[2] |= CAN_ERR_PROT_FORM; + } + if (ecsr & RCAR_CAN_ECSR_SEF) { + netdev_dbg(priv->ndev, "Stuff Error\n"); + rx_errors++; + writeb(~RCAR_CAN_ECSR_SEF, &priv->regs->ecsr); + if (skb) + cf->data[2] |= CAN_ERR_PROT_STUFF; + } + + priv->can.can_stats.bus_error++; + ndev->stats.rx_errors += rx_errors; + ndev->stats.tx_errors += tx_errors; + writeb(~RCAR_CAN_EIFR_BEIF, &priv->regs->eifr); + } + if (eifr & RCAR_CAN_EIFR_EWIF) { + netdev_dbg(priv->ndev, "Error warning interrupt\n"); + priv->can.state = CAN_STATE_ERROR_WARNING; + priv->can.can_stats.error_warning++; + /* Clear interrupt condition */ + writeb(~RCAR_CAN_EIFR_EWIF, &priv->regs->eifr); + if (skb) + cf->data[1] = txerr > rxerr ? CAN_ERR_CRTL_TX_WARNING : + CAN_ERR_CRTL_RX_WARNING; + } + if (eifr & RCAR_CAN_EIFR_EPIF) { + netdev_dbg(priv->ndev, "Error passive interrupt\n"); + priv->can.state = CAN_STATE_ERROR_PASSIVE; + priv->can.can_stats.error_passive++; + /* Clear interrupt condition */ + writeb(~RCAR_CAN_EIFR_EPIF, &priv->regs->eifr); + if (skb) + cf->data[1] = txerr > rxerr ? CAN_ERR_CRTL_TX_PASSIVE : + CAN_ERR_CRTL_RX_PASSIVE; + } + if (eifr & RCAR_CAN_EIFR_BOEIF) { + netdev_dbg(priv->ndev, "Bus-off entry interrupt\n"); + tx_failure_cleanup(ndev); + priv->ier = RCAR_CAN_IER_ERSIE; + writeb(priv->ier, &priv->regs->ier); + priv->can.state = CAN_STATE_BUS_OFF; + /* Clear interrupt condition */ + writeb(~RCAR_CAN_EIFR_BOEIF, &priv->regs->eifr); + can_bus_off(ndev); + if (skb) + cf->can_id |= CAN_ERR_BUSOFF; + } + if (eifr & RCAR_CAN_EIFR_ORIF) { + netdev_dbg(priv->ndev, "Receive overrun error interrupt\n"); + ndev->stats.rx_over_errors++; + ndev->stats.rx_errors++; + writeb(~RCAR_CAN_EIFR_ORIF, &priv->regs->eifr); + if (skb) { + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; + } + } + if (eifr & RCAR_CAN_EIFR_OLIF) { + netdev_dbg(priv->ndev, + "Overload Frame Transmission error interrupt\n"); + ndev->stats.rx_over_errors++; + ndev->stats.rx_errors++; + writeb(~RCAR_CAN_EIFR_OLIF, &priv->regs->eifr); + if (skb) { + cf->can_id |= CAN_ERR_PROT; + cf->data[2] |= CAN_ERR_PROT_OVERLOAD; + } + } + + if (skb) { + stats->rx_packets++; + stats->rx_bytes += cf->can_dlc; + netif_rx(skb); + } +} + +static void rcar_can_tx_done(struct net_device *ndev) +{ + struct rcar_can_priv *priv = netdev_priv(ndev); + struct net_device_stats *stats = &ndev->stats; + u8 isr; + + while (1) { + u8 unsent = readb(&priv->regs->tfcr); + + unsent = (unsent & RCAR_CAN_TFCR_TFUST) >> + RCAR_CAN_TFCR_TFUST_SHIFT; + if (priv->tx_head - priv->tx_tail <= unsent) + break; + stats->tx_packets++; + stats->tx_bytes += priv->tx_dlc[priv->tx_tail % + RCAR_CAN_FIFO_DEPTH]; + priv->tx_dlc[priv->tx_tail % RCAR_CAN_FIFO_DEPTH] = 0; + can_get_echo_skb(ndev, priv->tx_tail % RCAR_CAN_FIFO_DEPTH); + priv->tx_tail++; + netif_wake_queue(ndev); + } + /* Clear interrupt */ + isr = readb(&priv->regs->isr); + writeb(isr & ~RCAR_CAN_ISR_TXFF, &priv->regs->isr); + can_led_event(ndev, CAN_LED_EVENT_TX); +} + +static irqreturn_t rcar_can_interrupt(int irq, void *dev_id) +{ + struct net_device *ndev = dev_id; + struct rcar_can_priv *priv = netdev_priv(ndev); + u8 isr; + + isr = readb(&priv->regs->isr); + if (!(isr & priv->ier)) + return IRQ_NONE; + + if (isr & RCAR_CAN_ISR_ERSF) + rcar_can_error(ndev); + + if (isr & RCAR_CAN_ISR_TXFF) + rcar_can_tx_done(ndev); + + if (isr & RCAR_CAN_ISR_RXFF) { + if (napi_schedule_prep(&priv->napi)) { + /* Disable Rx FIFO interrupts */ + priv->ier &= ~RCAR_CAN_IER_RXFIE; + writeb(priv->ier, &priv->regs->ier); + __napi_schedule(&priv->napi); + } + } + + return IRQ_HANDLED; +} + +static void rcar_can_set_bittiming(struct net_device *dev) +{ + struct rcar_can_priv *priv = netdev_priv(dev); + struct can_bittiming *bt = &priv->can.bittiming; + u32 bcr; + + bcr = RCAR_CAN_BCR_TSEG1(bt->phase_seg1 + bt->prop_seg - 1) | + RCAR_CAN_BCR_BPR(bt->brp - 1) | RCAR_CAN_BCR_SJW(bt->sjw - 1) | + RCAR_CAN_BCR_TSEG2(bt->phase_seg2 - 1); + /* Don't overwrite CLKR with 32-bit BCR access; CLKR has 8-bit access. + * All the registers are big-endian but they get byte-swapped on 32-bit + * read/write (but not on 8-bit, contrary to the manuals)... + */ + writel((bcr << 8) | priv->clock_select, &priv->regs->bcr); +} + +static void rcar_can_start(struct net_device *ndev) +{ + struct rcar_can_priv *priv = netdev_priv(ndev); + u16 ctlr; + int i; + + /* Set controller to known mode: + * - FIFO mailbox mode + * - accept all messages + * - overrun mode + * CAN is in sleep mode after MCU hardware or software reset. + */ + ctlr = readw(&priv->regs->ctlr); + ctlr &= ~RCAR_CAN_CTLR_SLPM; + writew(ctlr, &priv->regs->ctlr); + /* Go to reset mode */ + ctlr |= RCAR_CAN_CTLR_CANM_FORCE_RESET; + writew(ctlr, &priv->regs->ctlr); + for (i = 0; i < MAX_STR_READS; i++) { + if (readw(&priv->regs->str) & RCAR_CAN_STR_RSTST) + break; + } + rcar_can_set_bittiming(ndev); + ctlr |= RCAR_CAN_CTLR_IDFM_MIXED; /* Select mixed ID mode */ + ctlr |= RCAR_CAN_CTLR_BOM_ENT; /* Entry to halt mode automatically */ + /* at bus-off */ + ctlr |= RCAR_CAN_CTLR_MBM; /* Select FIFO mailbox mode */ + ctlr |= RCAR_CAN_CTLR_MLM; /* Overrun mode */ + writew(ctlr, &priv->regs->ctlr); + + /* Accept all SID and EID */ + writel(0, &priv->regs->mkr_2_9[6]); + writel(0, &priv->regs->mkr_2_9[7]); + /* In FIFO mailbox mode, write "0" to bits 24 to 31 */ + writel(0, &priv->regs->mkivlr1); + /* Accept all frames */ + writel(0, &priv->regs->fidcr[0]); + writel(RCAR_CAN_FIDCR_IDE | RCAR_CAN_FIDCR_RTR, &priv->regs->fidcr[1]); + /* Enable and configure FIFO mailbox interrupts */ + writel(RCAR_CAN_MIER1_RXFIE | RCAR_CAN_MIER1_TXFIE, &priv->regs->mier1); + + priv->ier = RCAR_CAN_IER_ERSIE | RCAR_CAN_IER_RXFIE | + RCAR_CAN_IER_TXFIE; + writeb(priv->ier, &priv->regs->ier); + + /* Accumulate error codes */ + writeb(RCAR_CAN_ECSR_EDPM, &priv->regs->ecsr); + /* Enable error interrupts */ + writeb(RCAR_CAN_EIER_EWIE | RCAR_CAN_EIER_EPIE | RCAR_CAN_EIER_BOEIE | + (priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING ? + RCAR_CAN_EIER_BEIE : 0) | RCAR_CAN_EIER_ORIE | + RCAR_CAN_EIER_OLIE, &priv->regs->eier); + priv->can.state = CAN_STATE_ERROR_ACTIVE; + + /* Go to operation mode */ + writew(ctlr & ~RCAR_CAN_CTLR_CANM, &priv->regs->ctlr); + for (i = 0; i < MAX_STR_READS; i++) { + if (!(readw(&priv->regs->str) & RCAR_CAN_STR_RSTST)) + break; + } + /* Enable Rx and Tx FIFO */ + writeb(RCAR_CAN_RFCR_RFE, &priv->regs->rfcr); + writeb(RCAR_CAN_TFCR_TFE, &priv->regs->tfcr); +} + +static int rcar_can_open(struct net_device *ndev) +{ + struct rcar_can_priv *priv = netdev_priv(ndev); + int err; + + err = clk_prepare_enable(priv->clk); + if (err) { + netdev_err(ndev, "clk_prepare_enable() failed, error %d\n", + err); + goto out; + } + err = open_candev(ndev); + if (err) { + netdev_err(ndev, "open_candev() failed, error %d\n", err); + goto out_clock; + } + napi_enable(&priv->napi); + err = request_irq(ndev->irq, rcar_can_interrupt, 0, ndev->name, ndev); + if (err) { + netdev_err(ndev, "error requesting interrupt %x\n", ndev->irq); + goto out_close; + } + can_led_event(ndev, CAN_LED_EVENT_OPEN); + rcar_can_start(ndev); + netif_start_queue(ndev); + return 0; +out_close: + napi_disable(&priv->napi); + close_candev(ndev); +out_clock: + clk_disable_unprepare(priv->clk); +out: + return err; +} + +static void rcar_can_stop(struct net_device *ndev) +{ + struct rcar_can_priv *priv = netdev_priv(ndev); + u16 ctlr; + int i; + + /* Go to (force) reset mode */ + ctlr = readw(&priv->regs->ctlr); + ctlr |= RCAR_CAN_CTLR_CANM_FORCE_RESET; + writew(ctlr, &priv->regs->ctlr); + for (i = 0; i < MAX_STR_READS; i++) { + if (readw(&priv->regs->str) & RCAR_CAN_STR_RSTST) + break; + } + writel(0, &priv->regs->mier0); + writel(0, &priv->regs->mier1); + writeb(0, &priv->regs->ier); + writeb(0, &priv->regs->eier); + /* Go to sleep mode */ + ctlr |= RCAR_CAN_CTLR_SLPM; + writew(ctlr, &priv->regs->ctlr); + priv->can.state = CAN_STATE_STOPPED; +} + +static int rcar_can_close(struct net_device *ndev) +{ + struct rcar_can_priv *priv = netdev_priv(ndev); + + netif_stop_queue(ndev); + rcar_can_stop(ndev); + free_irq(ndev->irq, ndev); + napi_disable(&priv->napi); + clk_disable_unprepare(priv->clk); + close_candev(ndev); + can_led_event(ndev, CAN_LED_EVENT_STOP); + return 0; +} + +static netdev_tx_t rcar_can_start_xmit(struct sk_buff *skb, + struct net_device *ndev) +{ + struct rcar_can_priv *priv = netdev_priv(ndev); + struct can_frame *cf = (struct can_frame *)skb->data; + u32 data, i; + + if (can_dropped_invalid_skb(ndev, skb)) + return NETDEV_TX_OK; + + if (cf->can_id & CAN_EFF_FLAG) /* Extended frame format */ + data = (cf->can_id & CAN_EFF_MASK) | RCAR_CAN_IDE; + else /* Standard frame format */ + data = (cf->can_id & CAN_SFF_MASK) << RCAR_CAN_SID_SHIFT; + + if (cf->can_id & CAN_RTR_FLAG) { /* Remote transmission request */ + data |= RCAR_CAN_RTR; + } else { + for (i = 0; i < cf->can_dlc; i++) + writeb(cf->data[i], + &priv->regs->mb[RCAR_CAN_TX_FIFO_MBX].data[i]); + } + + writel(data, &priv->regs->mb[RCAR_CAN_TX_FIFO_MBX].id); + + writeb(cf->can_dlc, &priv->regs->mb[RCAR_CAN_TX_FIFO_MBX].dlc); + + priv->tx_dlc[priv->tx_head % RCAR_CAN_FIFO_DEPTH] = cf->can_dlc; + can_put_echo_skb(skb, ndev, priv->tx_head % RCAR_CAN_FIFO_DEPTH); + priv->tx_head++; + /* Start Tx: write 0xff to the TFPCR register to increment + * the CPU-side pointer for the transmit FIFO to the next + * mailbox location + */ + writeb(0xff, &priv->regs->tfpcr); + /* Stop the queue if we've filled all FIFO entries */ + if (priv->tx_head - priv->tx_tail >= RCAR_CAN_FIFO_DEPTH) + netif_stop_queue(ndev); + + return NETDEV_TX_OK; +} + +static const struct net_device_ops rcar_can_netdev_ops = { + .ndo_open = rcar_can_open, + .ndo_stop = rcar_can_close, + .ndo_start_xmit = rcar_can_start_xmit, +}; + +static void rcar_can_rx_pkt(struct rcar_can_priv *priv) +{ + struct net_device_stats *stats = &priv->ndev->stats; + struct can_frame *cf; + struct sk_buff *skb; + u32 data; + u8 dlc; + + skb = alloc_can_skb(priv->ndev, &cf); + if (!skb) { + stats->rx_dropped++; + return; + } + + data = readl(&priv->regs->mb[RCAR_CAN_RX_FIFO_MBX].id); + if (data & RCAR_CAN_IDE) + cf->can_id = (data & CAN_EFF_MASK) | CAN_EFF_FLAG; + else + cf->can_id = (data >> RCAR_CAN_SID_SHIFT) & CAN_SFF_MASK; + + dlc = readb(&priv->regs->mb[RCAR_CAN_RX_FIFO_MBX].dlc); + cf->can_dlc = get_can_dlc(dlc); + if (data & RCAR_CAN_RTR) { + cf->can_id |= CAN_RTR_FLAG; + } else { + for (dlc = 0; dlc < cf->can_dlc; dlc++) + cf->data[dlc] = + readb(&priv->regs->mb[RCAR_CAN_RX_FIFO_MBX].data[dlc]); + } + + can_led_event(priv->ndev, CAN_LED_EVENT_RX); + + stats->rx_bytes += cf->can_dlc; + stats->rx_packets++; + netif_receive_skb(skb); +} + +static int rcar_can_rx_poll(struct napi_struct *napi, int quota) +{ + struct rcar_can_priv *priv = container_of(napi, + struct rcar_can_priv, napi); + int num_pkts; + + for (num_pkts = 0; num_pkts < quota; num_pkts++) { + u8 rfcr, isr; + + isr = readb(&priv->regs->isr); + /* Clear interrupt bit */ + if (isr & RCAR_CAN_ISR_RXFF) + writeb(isr & ~RCAR_CAN_ISR_RXFF, &priv->regs->isr); + rfcr = readb(&priv->regs->rfcr); + if (rfcr & RCAR_CAN_RFCR_RFEST) + break; + rcar_can_rx_pkt(priv); + /* Write 0xff to the RFPCR register to increment + * the CPU-side pointer for the receive FIFO + * to the next mailbox location + */ + writeb(0xff, &priv->regs->rfpcr); + } + /* All packets processed */ + if (num_pkts < quota) { + napi_complete(napi); + priv->ier |= RCAR_CAN_IER_RXFIE; + writeb(priv->ier, &priv->regs->ier); + } + return num_pkts; +} + +static int rcar_can_do_set_mode(struct net_device *ndev, enum can_mode mode) +{ + switch (mode) { + case CAN_MODE_START: + rcar_can_start(ndev); + netif_wake_queue(ndev); + return 0; + default: + return -EOPNOTSUPP; + } +} + +static int rcar_can_get_berr_counter(const struct net_device *dev, + struct can_berr_counter *bec) +{ + struct rcar_can_priv *priv = netdev_priv(dev); + int err; + + err = clk_prepare_enable(priv->clk); + if (err) + return err; + bec->txerr = readb(&priv->regs->tecr); + bec->rxerr = readb(&priv->regs->recr); + clk_disable_unprepare(priv->clk); + return 0; +} + +static int rcar_can_probe(struct platform_device *pdev) +{ + struct rcar_can_platform_data *pdata; + struct rcar_can_priv *priv; + struct net_device *ndev; + struct resource *mem; + void __iomem *addr; + int err = -ENODEV; + int irq; + + pdata = dev_get_platdata(&pdev->dev); + if (!pdata) { + dev_err(&pdev->dev, "No platform data provided!\n"); + goto fail; + } + + irq = platform_get_irq(pdev, 0); + if (!irq) { + dev_err(&pdev->dev, "No IRQ resource\n"); + goto fail; + } + + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + addr = devm_ioremap_resource(&pdev->dev, mem); + if (IS_ERR(addr)) { + err = PTR_ERR(addr); + goto fail; + } + + ndev = alloc_candev(sizeof(struct rcar_can_priv), RCAR_CAN_FIFO_DEPTH); + if (!ndev) { + dev_err(&pdev->dev, "alloc_candev() failed\n"); + err = -ENOMEM; + goto fail; + } + + priv = netdev_priv(ndev); + + priv->clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(priv->clk)) { + err = PTR_ERR(priv->clk); + dev_err(&pdev->dev, "cannot get clock: %d\n", err); + goto fail_clk; + } + + ndev->netdev_ops = &rcar_can_netdev_ops; + ndev->irq = irq; + ndev->flags |= IFF_ECHO; + priv->ndev = ndev; + priv->regs = addr; + priv->clock_select = pdata->clock_select; + priv->can.clock.freq = clk_get_rate(priv->clk); + priv->can.bittiming_const = &rcar_can_bittiming_const; + priv->can.do_set_mode = rcar_can_do_set_mode; + priv->can.do_get_berr_counter = rcar_can_get_berr_counter; + priv->can.ctrlmode_supported = CAN_CTRLMODE_BERR_REPORTING; + platform_set_drvdata(pdev, ndev); + SET_NETDEV_DEV(ndev, &pdev->dev); + + netif_napi_add(ndev, &priv->napi, rcar_can_rx_poll, + RCAR_CAN_NAPI_WEIGHT); + err = register_candev(ndev); + if (err) { + dev_err(&pdev->dev, "register_candev() failed, error %d\n", + err); + goto fail_candev; + } + + devm_can_led_init(ndev); + + dev_info(&pdev->dev, "device registered (reg_base=%p, irq=%u)\n", + priv->regs, ndev->irq); + + return 0; +fail_candev: + netif_napi_del(&priv->napi); +fail_clk: + free_candev(ndev); +fail: + return err; +} + +static int rcar_can_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct rcar_can_priv *priv = netdev_priv(ndev); + + unregister_candev(ndev); + netif_napi_del(&priv->napi); + free_candev(ndev); + return 0; +} + +static int __maybe_unused rcar_can_suspend(struct device *dev) +{ + struct net_device *ndev = dev_get_drvdata(dev); + struct rcar_can_priv *priv = netdev_priv(ndev); + u16 ctlr; + + if (netif_running(ndev)) { + netif_stop_queue(ndev); + netif_device_detach(ndev); + } + ctlr = readw(&priv->regs->ctlr); + ctlr |= RCAR_CAN_CTLR_CANM_HALT; + writew(ctlr, &priv->regs->ctlr); + ctlr |= RCAR_CAN_CTLR_SLPM; + writew(ctlr, &priv->regs->ctlr); + priv->can.state = CAN_STATE_SLEEPING; + + clk_disable(priv->clk); + return 0; +} + +static int __maybe_unused rcar_can_resume(struct device *dev) +{ + struct net_device *ndev = dev_get_drvdata(dev); + struct rcar_can_priv *priv = netdev_priv(ndev); + u16 ctlr; + int err; + + err = clk_enable(priv->clk); + if (err) { + netdev_err(ndev, "clk_enable() failed, error %d\n", err); + return err; + } + + ctlr = readw(&priv->regs->ctlr); + ctlr &= ~RCAR_CAN_CTLR_SLPM; + writew(ctlr, &priv->regs->ctlr); + ctlr &= ~RCAR_CAN_CTLR_CANM; + writew(ctlr, &priv->regs->ctlr); + priv->can.state = CAN_STATE_ERROR_ACTIVE; + + if (netif_running(ndev)) { + netif_device_attach(ndev); + netif_start_queue(ndev); + } + return 0; +} + +static SIMPLE_DEV_PM_OPS(rcar_can_pm_ops, rcar_can_suspend, rcar_can_resume); + +static struct platform_driver rcar_can_driver = { + .driver = { + .name = RCAR_CAN_DRV_NAME, + .owner = THIS_MODULE, + .pm = &rcar_can_pm_ops, + }, + .probe = rcar_can_probe, + .remove = rcar_can_remove, +}; + +module_platform_driver(rcar_can_driver); + +MODULE_AUTHOR("Cogent Embedded, Inc."); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("CAN driver for Renesas R-Car SoC"); +MODULE_ALIAS("platform:" RCAR_CAN_DRV_NAME); diff --git a/drivers/net/can/sja1000/sja1000_isa.c b/drivers/net/can/sja1000/sja1000_isa.c index df136a2516c4..014695d7e6a3 100644 --- a/drivers/net/can/sja1000/sja1000_isa.c +++ b/drivers/net/can/sja1000/sja1000_isa.c @@ -46,6 +46,7 @@ static int clk[MAXDEV]; static unsigned char cdr[MAXDEV] = {[0 ... (MAXDEV - 1)] = 0xff}; static unsigned char ocr[MAXDEV] = {[0 ... (MAXDEV - 1)] = 0xff}; static int indirect[MAXDEV] = {[0 ... (MAXDEV - 1)] = -1}; +static spinlock_t indirect_lock[MAXDEV]; /* lock for indirect access mode */ module_param_array(port, ulong, NULL, S_IRUGO); MODULE_PARM_DESC(port, "I/O port number"); @@ -101,19 +102,26 @@ static void sja1000_isa_port_write_reg(const struct sja1000_priv *priv, static u8 sja1000_isa_port_read_reg_indirect(const struct sja1000_priv *priv, int reg) { - unsigned long base = (unsigned long)priv->reg_base; + unsigned long flags, base = (unsigned long)priv->reg_base; + u8 readval; + spin_lock_irqsave(&indirect_lock[priv->dev->dev_id], flags); outb(reg, base); - return inb(base + 1); + readval = inb(base + 1); + spin_unlock_irqrestore(&indirect_lock[priv->dev->dev_id], flags); + + return readval; } static void sja1000_isa_port_write_reg_indirect(const struct sja1000_priv *priv, int reg, u8 val) { - unsigned long base = (unsigned long)priv->reg_base; + unsigned long flags, base = (unsigned long)priv->reg_base; + spin_lock_irqsave(&indirect_lock[priv->dev->dev_id], flags); outb(reg, base); outb(val, base + 1); + spin_unlock_irqrestore(&indirect_lock[priv->dev->dev_id], flags); } static int sja1000_isa_probe(struct platform_device *pdev) @@ -169,6 +177,7 @@ static int sja1000_isa_probe(struct platform_device *pdev) if (iosize == SJA1000_IOSIZE_INDIRECT) { priv->read_reg = sja1000_isa_port_read_reg_indirect; priv->write_reg = sja1000_isa_port_write_reg_indirect; + spin_lock_init(&indirect_lock[idx]); } else { priv->read_reg = sja1000_isa_port_read_reg; priv->write_reg = sja1000_isa_port_write_reg; @@ -198,6 +207,7 @@ static int sja1000_isa_probe(struct platform_device *pdev) platform_set_drvdata(pdev, dev); SET_NETDEV_DEV(dev, &pdev->dev); + dev->dev_id = idx; err = register_sja1000dev(dev); if (err) { diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c index f5b16e0e3a12..dcf9196f6316 100644 --- a/drivers/net/can/slcan.c +++ b/drivers/net/can/slcan.c @@ -322,13 +322,13 @@ static void slcan_write_wakeup(struct tty_struct *tty) if (!sl || sl->magic != SLCAN_MAGIC || !netif_running(sl->dev)) return; - spin_lock(&sl->lock); + spin_lock_bh(&sl->lock); if (sl->xleft <= 0) { /* Now serial buffer is almost free & we can start * transmission of another packet */ sl->dev->stats.tx_packets++; clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags); - spin_unlock(&sl->lock); + spin_unlock_bh(&sl->lock); netif_wake_queue(sl->dev); return; } @@ -336,7 +336,7 @@ static void slcan_write_wakeup(struct tty_struct *tty) actual = tty->ops->write(tty, sl->xhead, sl->xleft); sl->xleft -= actual; sl->xhead += actual; - spin_unlock(&sl->lock); + spin_unlock_bh(&sl->lock); } /* Send a can_frame to a TTY queue. */ diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c index 7d8c8f3672dd..bacd236ce306 100644 --- a/drivers/net/can/softing/softing_main.c +++ b/drivers/net/can/softing/softing_main.c @@ -556,15 +556,6 @@ failed: /* * netdev sysfs */ -static ssize_t show_channel(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct net_device *ndev = to_net_dev(dev); - struct softing_priv *priv = netdev2softing(ndev); - - return sprintf(buf, "%i\n", priv->index); -} - static ssize_t show_chip(struct device *dev, struct device_attribute *attr, char *buf) { @@ -609,12 +600,10 @@ static ssize_t store_output(struct device *dev, struct device_attribute *attr, return count; } -static const DEVICE_ATTR(channel, S_IRUGO, show_channel, NULL); static const DEVICE_ATTR(chip, S_IRUGO, show_chip, NULL); static const DEVICE_ATTR(output, S_IRUGO | S_IWUSR, show_output, store_output); static const struct attribute *const netdev_sysfs_attrs[] = { - &dev_attr_channel.attr, &dev_attr_chip.attr, &dev_attr_output.attr, NULL, @@ -679,17 +668,20 @@ static int softing_netdev_register(struct net_device *netdev) { int ret; - netdev->sysfs_groups[0] = &netdev_sysfs_group; ret = register_candev(netdev); if (ret) { dev_alert(&netdev->dev, "register failed\n"); return ret; } + if (sysfs_create_group(&netdev->dev.kobj, &netdev_sysfs_group) < 0) + netdev_alert(netdev, "sysfs group failed\n"); + return 0; } static void softing_netdev_cleanup(struct net_device *netdev) { + sysfs_remove_group(&netdev->dev.kobj, &netdev_sysfs_group); unregister_candev(netdev); free_candev(netdev); } @@ -721,8 +713,6 @@ DEV_ATTR_RO(firmware_version, id.fw_version); DEV_ATTR_RO_STR(hardware, pdat->name); DEV_ATTR_RO(hardware_version, id.hw_version); DEV_ATTR_RO(license, id.license); -DEV_ATTR_RO(frequency, id.freq); -DEV_ATTR_RO(txpending, tx.pending); static struct attribute *softing_pdev_attrs[] = { &dev_attr_serial.attr, @@ -731,8 +721,6 @@ static struct attribute *softing_pdev_attrs[] = { &dev_attr_hardware.attr, &dev_attr_hardware_version.attr, &dev_attr_license.attr, - &dev_attr_frequency.attr, - &dev_attr_txpending.attr, NULL, }; diff --git a/drivers/net/can/spi/Kconfig b/drivers/net/can/spi/Kconfig new file mode 100644 index 000000000000..148cae5871a6 --- /dev/null +++ b/drivers/net/can/spi/Kconfig @@ -0,0 +1,10 @@ +menu "CAN SPI interfaces" + depends on SPI + +config CAN_MCP251X + tristate "Microchip MCP251x SPI CAN controllers" + depends on HAS_DMA + ---help--- + Driver for the Microchip MCP251x SPI CAN controllers. + +endmenu diff --git a/drivers/net/can/spi/Makefile b/drivers/net/can/spi/Makefile new file mode 100644 index 000000000000..90bcacffbc65 --- /dev/null +++ b/drivers/net/can/spi/Makefile @@ -0,0 +1,8 @@ +# +# Makefile for the Linux Controller Area Network SPI drivers. +# + + +obj-$(CONFIG_CAN_MCP251X) += mcp251x.o + +ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/spi/mcp251x.c index 28c11f815245..5df239e68812 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/spi/mcp251x.c @@ -214,6 +214,8 @@ #define TX_ECHO_SKB_MAX 1 +#define MCP251X_OST_DELAY_MS (5) + #define DEVICE_NAME "mcp251x" static int mcp251x_enable_dma; /* Enable SPI DMA. Default: 0 (Off) */ @@ -624,50 +626,45 @@ static int mcp251x_setup(struct net_device *net, struct mcp251x_priv *priv, static int mcp251x_hw_reset(struct spi_device *spi) { struct mcp251x_priv *priv = spi_get_drvdata(spi); + u8 reg; int ret; - unsigned long timeout; + + /* Wait for oscillator startup timer after power up */ + mdelay(MCP251X_OST_DELAY_MS); priv->spi_tx_buf[0] = INSTRUCTION_RESET; - ret = spi_write(spi, priv->spi_tx_buf, 1); - if (ret) { - dev_err(&spi->dev, "reset failed: ret = %d\n", ret); - return -EIO; - } + ret = mcp251x_spi_trans(spi, 1); + if (ret) + return ret; + + /* Wait for oscillator startup timer after reset */ + mdelay(MCP251X_OST_DELAY_MS); + + reg = mcp251x_read_reg(spi, CANSTAT); + if ((reg & CANCTRL_REQOP_MASK) != CANCTRL_REQOP_CONF) + return -ENODEV; - /* Wait for reset to finish */ - timeout = jiffies + HZ; - mdelay(10); - while ((mcp251x_read_reg(spi, CANSTAT) & CANCTRL_REQOP_MASK) - != CANCTRL_REQOP_CONF) { - schedule(); - if (time_after(jiffies, timeout)) { - dev_err(&spi->dev, "MCP251x didn't" - " enter in conf mode after reset\n"); - return -EBUSY; - } - } return 0; } static int mcp251x_hw_probe(struct spi_device *spi) { - int st1, st2; + u8 ctrl; + int ret; - mcp251x_hw_reset(spi); + ret = mcp251x_hw_reset(spi); + if (ret) + return ret; - /* - * Please note that these are "magic values" based on after - * reset defaults taken from data sheet which allows us to see - * if we really have a chip on the bus (we avoid common all - * zeroes or all ones situations) - */ - st1 = mcp251x_read_reg(spi, CANSTAT) & 0xEE; - st2 = mcp251x_read_reg(spi, CANCTRL) & 0x17; + ctrl = mcp251x_read_reg(spi, CANCTRL); + + dev_dbg(&spi->dev, "CANCTRL 0x%02x\n", ctrl); - dev_dbg(&spi->dev, "CANSTAT 0x%02x CANCTRL 0x%02x\n", st1, st2); + /* Check for power up default value */ + if ((ctrl & 0x17) != 0x07) + return -ENODEV; - /* Check for power up default values */ - return (st1 == 0x80 && st2 == 0x07) ? 1 : 0; + return 0; } static int mcp251x_power_enable(struct regulator *reg, int enable) @@ -776,7 +773,6 @@ static void mcp251x_restart_work_handler(struct work_struct *ws) mutex_lock(&priv->mcp_lock); if (priv->after_suspend) { - mdelay(10); mcp251x_hw_reset(spi); mcp251x_setup(net, priv, spi); if (priv->after_suspend & AFTER_SUSPEND_RESTART) { @@ -955,7 +951,7 @@ static int mcp251x_open(struct net_device *net) priv->tx_len = 0; ret = request_threaded_irq(spi->irq, NULL, mcp251x_can_ist, - flags, DEVICE_NAME, priv); + flags | IRQF_ONESHOT, DEVICE_NAME, priv); if (ret) { dev_err(&spi->dev, "failed to acquire irq %d\n", spi->irq); mcp251x_power_enable(priv->transceiver, 0); @@ -1032,8 +1028,8 @@ static int mcp251x_can_probe(struct spi_device *spi) struct mcp251x_platform_data *pdata = dev_get_platdata(&spi->dev); struct net_device *net; struct mcp251x_priv *priv; - int freq, ret = -ENODEV; struct clk *clk; + int freq, ret; clk = devm_clk_get(&spi->dev, NULL); if (IS_ERR(clk)) { @@ -1076,6 +1072,18 @@ static int mcp251x_can_probe(struct spi_device *spi) priv->net = net; priv->clk = clk; + spi_set_drvdata(spi, priv); + + /* Configure the SPI bus */ + spi->bits_per_word = 8; + if (mcp251x_is_2510(spi)) + spi->max_speed_hz = spi->max_speed_hz ? : 5 * 1000 * 1000; + else + spi->max_speed_hz = spi->max_speed_hz ? : 10 * 1000 * 1000; + ret = spi_setup(spi); + if (ret) + goto out_clk; + priv->power = devm_regulator_get(&spi->dev, "vdd"); priv->transceiver = devm_regulator_get(&spi->dev, "xceiver"); if ((PTR_ERR(priv->power) == -EPROBE_DEFER) || @@ -1088,8 +1096,6 @@ static int mcp251x_can_probe(struct spi_device *spi) if (ret) goto out_clk; - spi_set_drvdata(spi, priv); - priv->spi = spi; mutex_init(&priv->mcp_lock); @@ -1134,20 +1140,11 @@ static int mcp251x_can_probe(struct spi_device *spi) SET_NETDEV_DEV(net, &spi->dev); - /* Configure the SPI bus */ - spi->mode = spi->mode ? : SPI_MODE_0; - if (mcp251x_is_2510(spi)) - spi->max_speed_hz = spi->max_speed_hz ? : 5 * 1000 * 1000; - else - spi->max_speed_hz = spi->max_speed_hz ? : 10 * 1000 * 1000; - spi->bits_per_word = 8; - spi_setup(spi); - /* Here is OK to not lock the MCP, no one knows about it yet */ - if (!mcp251x_hw_probe(spi)) { - ret = -ENODEV; + ret = mcp251x_hw_probe(spi); + if (ret) goto error_probe; - } + mcp251x_hw_sleep(spi); ret = register_candev(net); @@ -1156,7 +1153,7 @@ static int mcp251x_can_probe(struct spi_device *spi) devm_can_led_init(net); - return ret; + return 0; error_probe: if (mcp251x_enable_dma) diff --git a/drivers/net/can/usb/Kconfig b/drivers/net/can/usb/Kconfig index fc96a3d83ebe..a77db919363c 100644 --- a/drivers/net/can/usb/Kconfig +++ b/drivers/net/can/usb/Kconfig @@ -13,13 +13,21 @@ config CAN_ESD_USB2 This driver supports the CAN-USB/2 interface from esd electronic system design gmbh (http://www.esd.eu). +config CAN_GS_USB + tristate "Geschwister Schneider UG interfaces" + ---help--- + This driver supports the Geschwister Schneider USB/CAN devices. + If unsure choose N, + choose Y for built in support, + M to compile as module (module will be named: gs_usb). + config CAN_KVASER_USB tristate "Kvaser CAN/USB interface" ---help--- This driver adds support for Kvaser CAN/USB devices like Kvaser Leaf Light. - The driver gives support for the following devices: + The driver provides support for the following devices: - Kvaser Leaf Light - Kvaser Leaf Professional HS - Kvaser Leaf SemiPro HS @@ -36,6 +44,8 @@ config CAN_KVASER_USB - Kvaser Leaf Light "China" - Kvaser BlackBird SemiPro - Kvaser USBcan R + - Kvaser Leaf Light v2 + - Kvaser Mini PCI Express HS If unsure, say N. diff --git a/drivers/net/can/usb/Makefile b/drivers/net/can/usb/Makefile index becef460a91a..7b9a393b1ac8 100644 --- a/drivers/net/can/usb/Makefile +++ b/drivers/net/can/usb/Makefile @@ -4,6 +4,7 @@ obj-$(CONFIG_CAN_EMS_USB) += ems_usb.o obj-$(CONFIG_CAN_ESD_USB2) += esd_usb2.o +obj-$(CONFIG_CAN_GS_USB) += gs_usb.o obj-$(CONFIG_CAN_KVASER_USB) += kvaser_usb.o obj-$(CONFIG_CAN_PEAK_USB) += peak_usb/ obj-$(CONFIG_CAN_8DEV_USB) += usb_8dev.o diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c new file mode 100644 index 000000000000..04b0f84612f0 --- /dev/null +++ b/drivers/net/can/usb/gs_usb.c @@ -0,0 +1,971 @@ +/* CAN driver for Geschwister Schneider USB/CAN devices. + * + * Copyright (C) 2013 Geschwister Schneider Technologie-, + * Entwicklungs- und Vertriebs UG (Haftungsbeschränkt). + * + * Many thanks to all socketcan devs! + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published + * by the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#include <linux/init.h> +#include <linux/signal.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/usb.h> + +#include <linux/can.h> +#include <linux/can/dev.h> +#include <linux/can/error.h> + +/* Device specific constants */ +#define USB_GSUSB_1_VENDOR_ID 0x1d50 +#define USB_GSUSB_1_PRODUCT_ID 0x606f + +#define GSUSB_ENDPOINT_IN 1 +#define GSUSB_ENDPOINT_OUT 2 + +/* Device specific constants */ +enum gs_usb_breq { + GS_USB_BREQ_HOST_FORMAT = 0, + GS_USB_BREQ_BITTIMING, + GS_USB_BREQ_MODE, + GS_USB_BREQ_BERR, + GS_USB_BREQ_BT_CONST, + GS_USB_BREQ_DEVICE_CONFIG +}; + +enum gs_can_mode { + /* reset a channel. turns it off */ + GS_CAN_MODE_RESET = 0, + /* starts a channel */ + GS_CAN_MODE_START +}; + +enum gs_can_state { + GS_CAN_STATE_ERROR_ACTIVE = 0, + GS_CAN_STATE_ERROR_WARNING, + GS_CAN_STATE_ERROR_PASSIVE, + GS_CAN_STATE_BUS_OFF, + GS_CAN_STATE_STOPPED, + GS_CAN_STATE_SLEEPING +}; + +/* data types passed between host and device */ +struct gs_host_config { + u32 byte_order; +} __packed; +/* All data exchanged between host and device is exchanged in host byte order, + * thanks to the struct gs_host_config byte_order member, which is sent first + * to indicate the desired byte order. + */ + +struct gs_device_config { + u8 reserved1; + u8 reserved2; + u8 reserved3; + u8 icount; + u32 sw_version; + u32 hw_version; +} __packed; + +#define GS_CAN_MODE_NORMAL 0 +#define GS_CAN_MODE_LISTEN_ONLY (1<<0) +#define GS_CAN_MODE_LOOP_BACK (1<<1) +#define GS_CAN_MODE_TRIPLE_SAMPLE (1<<2) +#define GS_CAN_MODE_ONE_SHOT (1<<3) + +struct gs_device_mode { + u32 mode; + u32 flags; +} __packed; + +struct gs_device_state { + u32 state; + u32 rxerr; + u32 txerr; +} __packed; + +struct gs_device_bittiming { + u32 prop_seg; + u32 phase_seg1; + u32 phase_seg2; + u32 sjw; + u32 brp; +} __packed; + +#define GS_CAN_FEATURE_LISTEN_ONLY (1<<0) +#define GS_CAN_FEATURE_LOOP_BACK (1<<1) +#define GS_CAN_FEATURE_TRIPLE_SAMPLE (1<<2) +#define GS_CAN_FEATURE_ONE_SHOT (1<<3) + +struct gs_device_bt_const { + u32 feature; + u32 fclk_can; + u32 tseg1_min; + u32 tseg1_max; + u32 tseg2_min; + u32 tseg2_max; + u32 sjw_max; + u32 brp_min; + u32 brp_max; + u32 brp_inc; +} __packed; + +#define GS_CAN_FLAG_OVERFLOW 1 + +struct gs_host_frame { + u32 echo_id; + u32 can_id; + + u8 can_dlc; + u8 channel; + u8 flags; + u8 reserved; + + u8 data[8]; +} __packed; +/* The GS USB devices make use of the same flags and masks as in + * linux/can.h and linux/can/error.h, and no additional mapping is necessary. + */ + +/* Only send a max of GS_MAX_TX_URBS frames per channel at a time. */ +#define GS_MAX_TX_URBS 10 +/* Only launch a max of GS_MAX_RX_URBS usb requests at a time. */ +#define GS_MAX_RX_URBS 30 +/* Maximum number of interfaces the driver supports per device. + * Current hardware only supports 2 interfaces. The future may vary. + */ +#define GS_MAX_INTF 2 + +struct gs_tx_context { + struct gs_can *dev; + unsigned int echo_id; +}; + +struct gs_can { + struct can_priv can; /* must be the first member */ + + struct gs_usb *parent; + + struct net_device *netdev; + struct usb_device *udev; + struct usb_interface *iface; + + struct can_bittiming_const bt_const; + unsigned int channel; /* channel number */ + + /* This lock prevents a race condition between xmit and recieve. */ + spinlock_t tx_ctx_lock; + struct gs_tx_context tx_context[GS_MAX_TX_URBS]; + + struct usb_anchor tx_submitted; + atomic_t active_tx_urbs; +}; + +/* usb interface struct */ +struct gs_usb { + struct gs_can *canch[GS_MAX_INTF]; + struct usb_anchor rx_submitted; + atomic_t active_channels; + struct usb_device *udev; +}; + +/* 'allocate' a tx context. + * returns a valid tx context or NULL if there is no space. + */ +static struct gs_tx_context *gs_alloc_tx_context(struct gs_can *dev) +{ + int i = 0; + unsigned long flags; + + spin_lock_irqsave(&dev->tx_ctx_lock, flags); + + for (; i < GS_MAX_TX_URBS; i++) { + if (dev->tx_context[i].echo_id == GS_MAX_TX_URBS) { + dev->tx_context[i].echo_id = i; + spin_unlock_irqrestore(&dev->tx_ctx_lock, flags); + return &dev->tx_context[i]; + } + } + + spin_unlock_irqrestore(&dev->tx_ctx_lock, flags); + return NULL; +} + +/* releases a tx context + */ +static void gs_free_tx_context(struct gs_tx_context *txc) +{ + txc->echo_id = GS_MAX_TX_URBS; +} + +/* Get a tx context by id. + */ +static struct gs_tx_context *gs_get_tx_context(struct gs_can *dev, unsigned int id) +{ + unsigned long flags; + + if (id < GS_MAX_TX_URBS) { + spin_lock_irqsave(&dev->tx_ctx_lock, flags); + if (dev->tx_context[id].echo_id == id) { + spin_unlock_irqrestore(&dev->tx_ctx_lock, flags); + return &dev->tx_context[id]; + } + spin_unlock_irqrestore(&dev->tx_ctx_lock, flags); + } + return NULL; +} + +static int gs_cmd_reset(struct gs_usb *gsusb, struct gs_can *gsdev) +{ + struct gs_device_mode *dm; + struct usb_interface *intf = gsdev->iface; + int rc; + + dm = kzalloc(sizeof(*dm), GFP_KERNEL); + if (!dm) + return -ENOMEM; + + dm->mode = GS_CAN_MODE_RESET; + + rc = usb_control_msg(interface_to_usbdev(intf), + usb_sndctrlpipe(interface_to_usbdev(intf), 0), + GS_USB_BREQ_MODE, + USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, + gsdev->channel, + 0, + dm, + sizeof(*dm), + 1000); + + return rc; +} + +static void gs_update_state(struct gs_can *dev, struct can_frame *cf) +{ + struct can_device_stats *can_stats = &dev->can.can_stats; + + if (cf->can_id & CAN_ERR_RESTARTED) { + dev->can.state = CAN_STATE_ERROR_ACTIVE; + can_stats->restarts++; + } else if (cf->can_id & CAN_ERR_BUSOFF) { + dev->can.state = CAN_STATE_BUS_OFF; + can_stats->bus_off++; + } else if (cf->can_id & CAN_ERR_CRTL) { + if ((cf->data[1] & CAN_ERR_CRTL_TX_WARNING) || + (cf->data[1] & CAN_ERR_CRTL_RX_WARNING)) { + dev->can.state = CAN_STATE_ERROR_WARNING; + can_stats->error_warning++; + } else if ((cf->data[1] & CAN_ERR_CRTL_TX_PASSIVE) || + (cf->data[1] & CAN_ERR_CRTL_RX_PASSIVE)) { + dev->can.state = CAN_STATE_ERROR_PASSIVE; + can_stats->error_passive++; + } else { + dev->can.state = CAN_STATE_ERROR_ACTIVE; + } + } +} + +static void gs_usb_recieve_bulk_callback(struct urb *urb) +{ + struct gs_usb *usbcan = urb->context; + struct gs_can *dev; + struct net_device *netdev; + int rc; + struct net_device_stats *stats; + struct gs_host_frame *hf = urb->transfer_buffer; + struct gs_tx_context *txc; + struct can_frame *cf; + struct sk_buff *skb; + + BUG_ON(!usbcan); + + switch (urb->status) { + case 0: /* success */ + break; + case -ENOENT: + case -ESHUTDOWN: + return; + default: + /* do not resubmit aborted urbs. eg: when device goes down */ + return; + } + + /* device reports out of range channel id */ + if (hf->channel >= GS_MAX_INTF) + goto resubmit_urb; + + dev = usbcan->canch[hf->channel]; + + netdev = dev->netdev; + stats = &netdev->stats; + + if (!netif_device_present(netdev)) + return; + + if (hf->echo_id == -1) { /* normal rx */ + skb = alloc_can_skb(dev->netdev, &cf); + if (!skb) + return; + + cf->can_id = hf->can_id; + + cf->can_dlc = get_can_dlc(hf->can_dlc); + memcpy(cf->data, hf->data, 8); + + /* ERROR frames tell us information about the controller */ + if (hf->can_id & CAN_ERR_FLAG) + gs_update_state(dev, cf); + + netdev->stats.rx_packets++; + netdev->stats.rx_bytes += hf->can_dlc; + + netif_rx(skb); + } else { /* echo_id == hf->echo_id */ + if (hf->echo_id >= GS_MAX_TX_URBS) { + netdev_err(netdev, + "Unexpected out of range echo id %d\n", + hf->echo_id); + goto resubmit_urb; + } + + netdev->stats.tx_packets++; + netdev->stats.tx_bytes += hf->can_dlc; + + txc = gs_get_tx_context(dev, hf->echo_id); + + /* bad devices send bad echo_ids. */ + if (!txc) { + netdev_err(netdev, + "Unexpected unused echo id %d\n", + hf->echo_id); + goto resubmit_urb; + } + + can_get_echo_skb(netdev, hf->echo_id); + + gs_free_tx_context(txc); + + netif_wake_queue(netdev); + } + + if (hf->flags & GS_CAN_FLAG_OVERFLOW) { + skb = alloc_can_err_skb(netdev, &cf); + if (!skb) + goto resubmit_urb; + + cf->can_id |= CAN_ERR_CRTL; + cf->can_dlc = CAN_ERR_DLC; + cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; + stats->rx_over_errors++; + stats->rx_errors++; + netif_rx(skb); + } + + resubmit_urb: + usb_fill_bulk_urb(urb, + usbcan->udev, + usb_rcvbulkpipe(usbcan->udev, GSUSB_ENDPOINT_IN), + hf, + sizeof(struct gs_host_frame), + gs_usb_recieve_bulk_callback, + usbcan + ); + + rc = usb_submit_urb(urb, GFP_ATOMIC); + + /* USB failure take down all interfaces */ + if (rc == -ENODEV) { + for (rc = 0; rc < GS_MAX_INTF; rc++) { + if (usbcan->canch[rc]) + netif_device_detach(usbcan->canch[rc]->netdev); + } + } +} + +static int gs_usb_set_bittiming(struct net_device *netdev) +{ + struct gs_can *dev = netdev_priv(netdev); + struct can_bittiming *bt = &dev->can.bittiming; + struct usb_interface *intf = dev->iface; + int rc; + struct gs_device_bittiming *dbt; + + dbt = kmalloc(sizeof(*dbt), GFP_KERNEL); + if (!dbt) + return -ENOMEM; + + dbt->prop_seg = bt->prop_seg; + dbt->phase_seg1 = bt->phase_seg1; + dbt->phase_seg2 = bt->phase_seg2; + dbt->sjw = bt->sjw; + dbt->brp = bt->brp; + + /* request bit timings */ + rc = usb_control_msg(interface_to_usbdev(intf), + usb_sndctrlpipe(interface_to_usbdev(intf), 0), + GS_USB_BREQ_BITTIMING, + USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, + dev->channel, + 0, + dbt, + sizeof(*dbt), + 1000); + + kfree(dbt); + + if (rc < 0) + dev_err(netdev->dev.parent, "Couldn't set bittimings (err=%d)", + rc); + + return rc; +} + +static void gs_usb_xmit_callback(struct urb *urb) +{ + struct gs_tx_context *txc = urb->context; + struct gs_can *dev = txc->dev; + struct net_device *netdev = dev->netdev; + + if (urb->status) + netdev_info(netdev, "usb xmit fail %d\n", txc->echo_id); + + usb_free_coherent(urb->dev, + urb->transfer_buffer_length, + urb->transfer_buffer, + urb->transfer_dma); + + atomic_dec(&dev->active_tx_urbs); + + if (!netif_device_present(netdev)) + return; + + if (netif_queue_stopped(netdev)) + netif_wake_queue(netdev); +} + +static netdev_tx_t gs_can_start_xmit(struct sk_buff *skb, struct net_device *netdev) +{ + struct gs_can *dev = netdev_priv(netdev); + struct net_device_stats *stats = &dev->netdev->stats; + struct urb *urb; + struct gs_host_frame *hf; + struct can_frame *cf; + int rc; + unsigned int idx; + struct gs_tx_context *txc; + + if (can_dropped_invalid_skb(netdev, skb)) + return NETDEV_TX_OK; + + /* find an empty context to keep track of transmission */ + txc = gs_alloc_tx_context(dev); + if (!txc) + return NETDEV_TX_BUSY; + + /* create a URB, and a buffer for it */ + urb = usb_alloc_urb(0, GFP_ATOMIC); + if (!urb) { + netdev_err(netdev, "No memory left for URB\n"); + goto nomem_urb; + } + + hf = usb_alloc_coherent(dev->udev, sizeof(*hf), GFP_ATOMIC, + &urb->transfer_dma); + if (!hf) { + netdev_err(netdev, "No memory left for USB buffer\n"); + goto nomem_hf; + } + + idx = txc->echo_id; + + if (idx >= GS_MAX_TX_URBS) { + netdev_err(netdev, "Invalid tx context %d\n", idx); + goto badidx; + } + + hf->echo_id = idx; + hf->channel = dev->channel; + + cf = (struct can_frame *)skb->data; + + hf->can_id = cf->can_id; + hf->can_dlc = cf->can_dlc; + memcpy(hf->data, cf->data, cf->can_dlc); + + usb_fill_bulk_urb(urb, dev->udev, + usb_sndbulkpipe(dev->udev, GSUSB_ENDPOINT_OUT), + hf, + sizeof(*hf), + gs_usb_xmit_callback, + txc); + + urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + usb_anchor_urb(urb, &dev->tx_submitted); + + can_put_echo_skb(skb, netdev, idx); + + atomic_inc(&dev->active_tx_urbs); + + rc = usb_submit_urb(urb, GFP_ATOMIC); + if (unlikely(rc)) { /* usb send failed */ + atomic_dec(&dev->active_tx_urbs); + + can_free_echo_skb(netdev, idx); + gs_free_tx_context(txc); + + usb_unanchor_urb(urb); + usb_free_coherent(dev->udev, + sizeof(*hf), + hf, + urb->transfer_dma); + + + if (rc == -ENODEV) { + netif_device_detach(netdev); + } else { + netdev_err(netdev, "usb_submit failed (err=%d)\n", rc); + stats->tx_dropped++; + } + } else { + /* Slow down tx path */ + if (atomic_read(&dev->active_tx_urbs) >= GS_MAX_TX_URBS) + netif_stop_queue(netdev); + } + + /* let usb core take care of this urb */ + usb_free_urb(urb); + + return NETDEV_TX_OK; + + badidx: + usb_free_coherent(dev->udev, + sizeof(*hf), + hf, + urb->transfer_dma); + nomem_hf: + usb_free_urb(urb); + + nomem_urb: + gs_free_tx_context(txc); + dev_kfree_skb(skb); + stats->tx_dropped++; + return NETDEV_TX_OK; +} + +static int gs_can_open(struct net_device *netdev) +{ + struct gs_can *dev = netdev_priv(netdev); + struct gs_usb *parent = dev->parent; + int rc, i; + struct gs_device_mode *dm; + u32 ctrlmode; + + rc = open_candev(netdev); + if (rc) + return rc; + + if (atomic_add_return(1, &parent->active_channels) == 1) { + for (i = 0; i < GS_MAX_RX_URBS; i++) { + struct urb *urb; + u8 *buf; + + /* alloc rx urb */ + urb = usb_alloc_urb(0, GFP_KERNEL); + if (!urb) { + netdev_err(netdev, + "No memory left for URB\n"); + return -ENOMEM; + } + + /* alloc rx buffer */ + buf = usb_alloc_coherent(dev->udev, + sizeof(struct gs_host_frame), + GFP_KERNEL, + &urb->transfer_dma); + if (!buf) { + netdev_err(netdev, + "No memory left for USB buffer\n"); + usb_free_urb(urb); + return -ENOMEM; + } + + /* fill, anchor, and submit rx urb */ + usb_fill_bulk_urb(urb, + dev->udev, + usb_rcvbulkpipe(dev->udev, + GSUSB_ENDPOINT_IN), + buf, + sizeof(struct gs_host_frame), + gs_usb_recieve_bulk_callback, + parent); + urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + + usb_anchor_urb(urb, &parent->rx_submitted); + + rc = usb_submit_urb(urb, GFP_KERNEL); + if (rc) { + if (rc == -ENODEV) + netif_device_detach(dev->netdev); + + netdev_err(netdev, + "usb_submit failed (err=%d)\n", + rc); + + usb_unanchor_urb(urb); + break; + } + + /* Drop reference, + * USB core will take care of freeing it + */ + usb_free_urb(urb); + } + } + + dm = kmalloc(sizeof(*dm), GFP_KERNEL); + if (!dm) + return -ENOMEM; + + /* flags */ + ctrlmode = dev->can.ctrlmode; + dm->flags = 0; + + if (ctrlmode & CAN_CTRLMODE_LOOPBACK) + dm->flags |= GS_CAN_MODE_LOOP_BACK; + else if (ctrlmode & CAN_CTRLMODE_LISTENONLY) + dm->flags |= GS_CAN_MODE_LISTEN_ONLY; + + /* Controller is not allowed to retry TX + * this mode is unavailable on atmels uc3c hardware + */ + if (ctrlmode & CAN_CTRLMODE_ONE_SHOT) + dm->flags |= GS_CAN_MODE_ONE_SHOT; + + if (ctrlmode & CAN_CTRLMODE_3_SAMPLES) + dm->flags |= GS_CAN_MODE_TRIPLE_SAMPLE; + + /* finally start device */ + dm->mode = GS_CAN_MODE_START; + rc = usb_control_msg(interface_to_usbdev(dev->iface), + usb_sndctrlpipe(interface_to_usbdev(dev->iface), 0), + GS_USB_BREQ_MODE, + USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, + dev->channel, + 0, + dm, + sizeof(*dm), + 1000); + + if (rc < 0) { + netdev_err(netdev, "Couldn't start device (err=%d)\n", rc); + kfree(dm); + return rc; + } + + kfree(dm); + + dev->can.state = CAN_STATE_ERROR_ACTIVE; + + if (!(dev->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)) + netif_start_queue(netdev); + + return 0; +} + +static int gs_can_close(struct net_device *netdev) +{ + int rc; + struct gs_can *dev = netdev_priv(netdev); + struct gs_usb *parent = dev->parent; + + netif_stop_queue(netdev); + + /* Stop polling */ + if (atomic_dec_and_test(&parent->active_channels)) + usb_kill_anchored_urbs(&parent->rx_submitted); + + /* Stop sending URBs */ + usb_kill_anchored_urbs(&dev->tx_submitted); + atomic_set(&dev->active_tx_urbs, 0); + + /* reset the device */ + rc = gs_cmd_reset(parent, dev); + if (rc < 0) + netdev_warn(netdev, "Couldn't shutdown device (err=%d)", rc); + + /* reset tx contexts */ + for (rc = 0; rc < GS_MAX_TX_URBS; rc++) { + dev->tx_context[rc].dev = dev; + dev->tx_context[rc].echo_id = GS_MAX_TX_URBS; + } + + /* close the netdev */ + close_candev(netdev); + + return 0; +} + +static const struct net_device_ops gs_usb_netdev_ops = { + .ndo_open = gs_can_open, + .ndo_stop = gs_can_close, + .ndo_start_xmit = gs_can_start_xmit, +}; + +static struct gs_can *gs_make_candev(unsigned int channel, struct usb_interface *intf) +{ + struct gs_can *dev; + struct net_device *netdev; + int rc; + struct gs_device_bt_const *bt_const; + + bt_const = kmalloc(sizeof(*bt_const), GFP_KERNEL); + if (!bt_const) + return ERR_PTR(-ENOMEM); + + /* fetch bit timing constants */ + rc = usb_control_msg(interface_to_usbdev(intf), + usb_rcvctrlpipe(interface_to_usbdev(intf), 0), + GS_USB_BREQ_BT_CONST, + USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, + channel, + 0, + bt_const, + sizeof(*bt_const), + 1000); + + if (rc < 0) { + dev_err(&intf->dev, + "Couldn't get bit timing const for channel (err=%d)\n", + rc); + kfree(bt_const); + return ERR_PTR(rc); + } + + /* create netdev */ + netdev = alloc_candev(sizeof(struct gs_can), GS_MAX_TX_URBS); + if (!netdev) { + dev_err(&intf->dev, "Couldn't allocate candev\n"); + kfree(bt_const); + return ERR_PTR(-ENOMEM); + } + + dev = netdev_priv(netdev); + + netdev->netdev_ops = &gs_usb_netdev_ops; + + netdev->flags |= IFF_ECHO; /* we support full roundtrip echo */ + + /* dev settup */ + strcpy(dev->bt_const.name, "gs_usb"); + dev->bt_const.tseg1_min = bt_const->tseg1_min; + dev->bt_const.tseg1_max = bt_const->tseg1_max; + dev->bt_const.tseg2_min = bt_const->tseg2_min; + dev->bt_const.tseg2_max = bt_const->tseg2_max; + dev->bt_const.sjw_max = bt_const->sjw_max; + dev->bt_const.brp_min = bt_const->brp_min; + dev->bt_const.brp_max = bt_const->brp_max; + dev->bt_const.brp_inc = bt_const->brp_inc; + + dev->udev = interface_to_usbdev(intf); + dev->iface = intf; + dev->netdev = netdev; + dev->channel = channel; + + init_usb_anchor(&dev->tx_submitted); + atomic_set(&dev->active_tx_urbs, 0); + spin_lock_init(&dev->tx_ctx_lock); + for (rc = 0; rc < GS_MAX_TX_URBS; rc++) { + dev->tx_context[rc].dev = dev; + dev->tx_context[rc].echo_id = GS_MAX_TX_URBS; + } + + /* can settup */ + dev->can.state = CAN_STATE_STOPPED; + dev->can.clock.freq = bt_const->fclk_can; + dev->can.bittiming_const = &dev->bt_const; + dev->can.do_set_bittiming = gs_usb_set_bittiming; + + dev->can.ctrlmode_supported = 0; + + if (bt_const->feature & GS_CAN_FEATURE_LISTEN_ONLY) + dev->can.ctrlmode_supported |= CAN_CTRLMODE_LISTENONLY; + + if (bt_const->feature & GS_CAN_FEATURE_LOOP_BACK) + dev->can.ctrlmode_supported |= CAN_CTRLMODE_LOOPBACK; + + if (bt_const->feature & GS_CAN_FEATURE_TRIPLE_SAMPLE) + dev->can.ctrlmode_supported |= CAN_CTRLMODE_3_SAMPLES; + + if (bt_const->feature & GS_CAN_FEATURE_ONE_SHOT) + dev->can.ctrlmode_supported |= CAN_CTRLMODE_ONE_SHOT; + + kfree(bt_const); + + SET_NETDEV_DEV(netdev, &intf->dev); + + rc = register_candev(dev->netdev); + if (rc) { + free_candev(dev->netdev); + dev_err(&intf->dev, "Couldn't register candev (err=%d)\n", rc); + return ERR_PTR(rc); + } + + return dev; +} + +static void gs_destroy_candev(struct gs_can *dev) +{ + unregister_candev(dev->netdev); + free_candev(dev->netdev); + usb_kill_anchored_urbs(&dev->tx_submitted); + kfree(dev); +} + +static int gs_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) +{ + struct gs_usb *dev; + int rc = -ENOMEM; + unsigned int icount, i; + struct gs_host_config *hconf; + struct gs_device_config *dconf; + + hconf = kmalloc(sizeof(*hconf), GFP_KERNEL); + if (!hconf) + return -ENOMEM; + + hconf->byte_order = 0x0000beef; + + /* send host config */ + rc = usb_control_msg(interface_to_usbdev(intf), + usb_sndctrlpipe(interface_to_usbdev(intf), 0), + GS_USB_BREQ_HOST_FORMAT, + USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, + 1, + intf->altsetting[0].desc.bInterfaceNumber, + hconf, + sizeof(*hconf), + 1000); + + kfree(hconf); + + if (rc < 0) { + dev_err(&intf->dev, "Couldn't send data format (err=%d)\n", + rc); + return rc; + } + + dconf = kmalloc(sizeof(*dconf), GFP_KERNEL); + if (!dconf) + return -ENOMEM; + + /* read device config */ + rc = usb_control_msg(interface_to_usbdev(intf), + usb_rcvctrlpipe(interface_to_usbdev(intf), 0), + GS_USB_BREQ_DEVICE_CONFIG, + USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, + 1, + intf->altsetting[0].desc.bInterfaceNumber, + dconf, + sizeof(*dconf), + 1000); + if (rc < 0) { + dev_err(&intf->dev, "Couldn't get device config: (err=%d)\n", + rc); + + kfree(dconf); + + return rc; + } + + icount = dconf->icount+1; + + kfree(dconf); + + dev_info(&intf->dev, "Configuring for %d interfaces\n", icount); + + if (icount > GS_MAX_INTF) { + dev_err(&intf->dev, + "Driver cannot handle more that %d CAN interfaces\n", + GS_MAX_INTF); + return -EINVAL; + } + + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + init_usb_anchor(&dev->rx_submitted); + + atomic_set(&dev->active_channels, 0); + + usb_set_intfdata(intf, dev); + dev->udev = interface_to_usbdev(intf); + + for (i = 0; i < icount; i++) { + dev->canch[i] = gs_make_candev(i, intf); + if (IS_ERR_OR_NULL(dev->canch[i])) { + /* on failure destroy previously created candevs */ + icount = i; + for (i = 0; i < icount; i++) { + gs_destroy_candev(dev->canch[i]); + dev->canch[i] = NULL; + } + kfree(dev); + return rc; + } + dev->canch[i]->parent = dev; + } + + return 0; +} + +static void gs_usb_disconnect(struct usb_interface *intf) +{ + unsigned i; + struct gs_usb *dev = usb_get_intfdata(intf); + usb_set_intfdata(intf, NULL); + + if (!dev) { + dev_err(&intf->dev, "Disconnect (nodata)\n"); + return; + } + + for (i = 0; i < GS_MAX_INTF; i++) { + struct gs_can *can = dev->canch[i]; + + if (!can) + continue; + + gs_destroy_candev(can); + } + + usb_kill_anchored_urbs(&dev->rx_submitted); +} + +static const struct usb_device_id gs_usb_table[] = { + {USB_DEVICE(USB_GSUSB_1_VENDOR_ID, USB_GSUSB_1_PRODUCT_ID)}, + {} /* Terminating entry */ +}; + +MODULE_DEVICE_TABLE(usb, gs_usb_table); + +static struct usb_driver gs_usb_driver = { + .name = "gs_usb", + .probe = gs_usb_probe, + .disconnect = gs_usb_disconnect, + .id_table = gs_usb_table, +}; + +module_usb_driver(gs_usb_driver); + +MODULE_AUTHOR("Maximilian Schneider <mws@schneidersoft.net>"); +MODULE_DESCRIPTION( +"Socket CAN device driver for Geschwister Schneider Technologie-, " +"Entwicklungs- und Vertriebs UG. USB2.0 to CAN interfaces."); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c index 4ca46edc061d..541fb7a05625 100644 --- a/drivers/net/can/usb/kvaser_usb.c +++ b/drivers/net/can/usb/kvaser_usb.c @@ -53,6 +53,8 @@ #define USB_OEM_MERCURY_PRODUCT_ID 34 #define USB_OEM_LEAF_PRODUCT_ID 35 #define USB_CAN_R_PRODUCT_ID 39 +#define USB_LEAF_LITE_V2_PRODUCT_ID 288 +#define USB_MINI_PCIE_HS_PRODUCT_ID 289 /* USB devices features */ #define KVASER_HAS_SILENT_MODE BIT(0) @@ -356,6 +358,8 @@ static const struct usb_device_id kvaser_usb_table[] = { .driver_info = KVASER_HAS_TXRX_ERRORS }, { USB_DEVICE(KVASER_VENDOR_ID, USB_CAN_R_PRODUCT_ID), .driver_info = KVASER_HAS_TXRX_ERRORS }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID) }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID) }, { } }; MODULE_DEVICE_TABLE(usb, kvaser_usb_table); @@ -379,38 +383,43 @@ static int kvaser_usb_wait_msg(const struct kvaser_usb *dev, u8 id, void *buf; int actual_len; int err; - int pos = 0; + int pos; + unsigned long to = jiffies + msecs_to_jiffies(USB_RECV_TIMEOUT); buf = kzalloc(RX_BUFFER_SIZE, GFP_KERNEL); if (!buf) return -ENOMEM; - err = usb_bulk_msg(dev->udev, - usb_rcvbulkpipe(dev->udev, - dev->bulk_in->bEndpointAddress), - buf, RX_BUFFER_SIZE, &actual_len, - USB_RECV_TIMEOUT); - if (err < 0) - goto end; + do { + err = usb_bulk_msg(dev->udev, + usb_rcvbulkpipe(dev->udev, + dev->bulk_in->bEndpointAddress), + buf, RX_BUFFER_SIZE, &actual_len, + USB_RECV_TIMEOUT); + if (err < 0) + goto end; - while (pos <= actual_len - MSG_HEADER_LEN) { - tmp = buf + pos; + pos = 0; + while (pos <= actual_len - MSG_HEADER_LEN) { + tmp = buf + pos; - if (!tmp->len) - break; + if (!tmp->len) + break; - if (pos + tmp->len > actual_len) { - dev_err(dev->udev->dev.parent, "Format error\n"); - break; - } + if (pos + tmp->len > actual_len) { + dev_err(dev->udev->dev.parent, + "Format error\n"); + break; + } - if (tmp->id == id) { - memcpy(msg, tmp, tmp->len); - goto end; - } + if (tmp->id == id) { + memcpy(msg, tmp, tmp->len); + goto end; + } - pos += tmp->len; - } + pos += tmp->len; + } + } while (time_before(jiffies, to)); err = -EINVAL; diff --git a/drivers/net/dsa/mv88e6123_61_65.c b/drivers/net/dsa/mv88e6123_61_65.c index 41ee5b6ae917..69c42513dd72 100644 --- a/drivers/net/dsa/mv88e6123_61_65.c +++ b/drivers/net/dsa/mv88e6123_61_65.c @@ -289,7 +289,7 @@ static int mv88e6123_61_65_setup_port(struct dsa_switch *ds, int p) static int mv88e6123_61_65_setup(struct dsa_switch *ds) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int i; int ret; diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c index dadfafba64e9..953bc6a49e59 100644 --- a/drivers/net/dsa/mv88e6131.c +++ b/drivers/net/dsa/mv88e6131.c @@ -155,7 +155,7 @@ static int mv88e6131_setup_global(struct dsa_switch *ds) static int mv88e6131_setup_port(struct dsa_switch *ds, int p) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int addr = REG_PORT(p); u16 val; @@ -274,7 +274,7 @@ static int mv88e6131_setup_port(struct dsa_switch *ds, int p) static int mv88e6131_setup(struct dsa_switch *ds) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int i; int ret; diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 17314ed9456d..9ce2146346b6 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -74,7 +74,7 @@ int __mv88e6xxx_reg_read(struct mii_bus *bus, int sw_addr, int addr, int reg) int mv88e6xxx_reg_read(struct dsa_switch *ds, int addr, int reg) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int ret; mutex_lock(&ps->smi_mutex); @@ -118,7 +118,7 @@ int __mv88e6xxx_reg_write(struct mii_bus *bus, int sw_addr, int addr, int mv88e6xxx_reg_write(struct dsa_switch *ds, int addr, int reg, u16 val) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int ret; mutex_lock(&ps->smi_mutex); @@ -256,7 +256,7 @@ static void mv88e6xxx_ppu_reenable_timer(unsigned long _ps) static int mv88e6xxx_ppu_access_get(struct dsa_switch *ds) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int ret; mutex_lock(&ps->ppu_mutex); @@ -283,7 +283,7 @@ static int mv88e6xxx_ppu_access_get(struct dsa_switch *ds) static void mv88e6xxx_ppu_access_put(struct dsa_switch *ds) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); /* Schedule a timer to re-enable the PHY polling unit. */ mod_timer(&ps->ppu_timer, jiffies + msecs_to_jiffies(10)); @@ -292,7 +292,7 @@ static void mv88e6xxx_ppu_access_put(struct dsa_switch *ds) void mv88e6xxx_ppu_state_init(struct dsa_switch *ds) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); mutex_init(&ps->ppu_mutex); INIT_WORK(&ps->ppu_work, mv88e6xxx_ppu_reenable_work); @@ -463,7 +463,7 @@ void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int nr_stats, struct mv88e6xxx_hw_stat *stats, int port, uint64_t *data) { - struct mv88e6xxx_priv_state *ps = (void *)(ds + 1); + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int ret; int i; diff --git a/drivers/net/ethernet/3com/3c509.c b/drivers/net/ethernet/3com/3c509.c index 35df0b9e6848..a968654b631d 100644 --- a/drivers/net/ethernet/3com/3c509.c +++ b/drivers/net/ethernet/3com/3c509.c @@ -534,7 +534,7 @@ static int el3_common_init(struct net_device *dev) /* The EL3-specific entries in the device structure. */ dev->netdev_ops = &netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, ðtool_ops); + dev->ethtool_ops = ðtool_ops; err = register_netdev(dev); if (err) { diff --git a/drivers/net/ethernet/3com/3c589_cs.c b/drivers/net/ethernet/3com/3c589_cs.c index 063557e037f2..f18647c23559 100644 --- a/drivers/net/ethernet/3com/3c589_cs.c +++ b/drivers/net/ethernet/3com/3c589_cs.c @@ -218,7 +218,7 @@ static int tc589_probe(struct pcmcia_device *link) dev->netdev_ops = &el3_netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); + dev->ethtool_ops = &netdev_ethtool_ops; return tc589_config(link); } diff --git a/drivers/net/ethernet/3com/typhoon.c b/drivers/net/ethernet/3com/typhoon.c index 465cc7108d8a..e13b04624ded 100644 --- a/drivers/net/ethernet/3com/typhoon.c +++ b/drivers/net/ethernet/3com/typhoon.c @@ -2435,7 +2435,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) netif_napi_add(dev, &tp->napi, typhoon_poll, 16); dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, &typhoon_ethtool_ops); + dev->ethtool_ops = &typhoon_ethtool_ops; /* We can handle scatter gather, up to 16 entries, and * we can do IP checksumming (only version 4, doh...) diff --git a/drivers/net/ethernet/8390/ax88796.c b/drivers/net/ethernet/8390/ax88796.c index 455d4c399b52..1d162ccb4733 100644 --- a/drivers/net/ethernet/8390/ax88796.c +++ b/drivers/net/ethernet/8390/ax88796.c @@ -157,7 +157,7 @@ static void ax_reset_8390(struct net_device *dev) /* This check _should_not_ be necessary, omit eventually. */ while ((ei_inb(addr + EN0_ISR) & ENISR_RESET) == 0) { - if (jiffies - reset_start_time > 2 * HZ / 100) { + if (time_after(jiffies, reset_start_time + 2 * HZ / 100)) { netdev_warn(dev, "%s: did not complete.\n", __func__); break; } @@ -293,7 +293,7 @@ static void ax_block_output(struct net_device *dev, int count, dma_start = jiffies; while ((ei_inb(nic_base + EN0_ISR) & ENISR_RDC) == 0) { - if (jiffies - dma_start > 2 * HZ / 100) { /* 20ms */ + if (time_after(jiffies, dma_start + 2 * HZ / 100)) { /* 20ms */ netdev_warn(dev, "timeout waiting for Tx RDC.\n"); ax_reset_8390(dev); ax_NS8390_init(dev, 1); diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig index 39b26fe28d10..d7401017a3f1 100644 --- a/drivers/net/ethernet/Kconfig +++ b/drivers/net/ethernet/Kconfig @@ -35,6 +35,18 @@ source "drivers/net/ethernet/calxeda/Kconfig" source "drivers/net/ethernet/chelsio/Kconfig" source "drivers/net/ethernet/cirrus/Kconfig" source "drivers/net/ethernet/cisco/Kconfig" + +config CX_ECAT + tristate "Beckhoff CX5020 EtherCAT master support" + depends on PCI + ---help--- + Driver for EtherCAT master module located on CCAT FPGA + that can be found on Beckhoff CX5020, and possibly other of CX + Beckhoff CX series industrial PCs. + + To compile this driver as a module, choose M here. The module + will be called ec_bhf. + source "drivers/net/ethernet/davicom/Kconfig" config DNET diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile index 545d0b3b9cb4..35190e36c456 100644 --- a/drivers/net/ethernet/Makefile +++ b/drivers/net/ethernet/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_NET_CALXEDA_XGMAC) += calxeda/ obj-$(CONFIG_NET_VENDOR_CHELSIO) += chelsio/ obj-$(CONFIG_NET_VENDOR_CIRRUS) += cirrus/ obj-$(CONFIG_NET_VENDOR_CISCO) += cisco/ +obj-$(CONFIG_CX_ECAT) += ec_bhf.o obj-$(CONFIG_DM9000) += davicom/ obj-$(CONFIG_DNET) += dnet.o obj-$(CONFIG_NET_VENDOR_DEC) += dec/ diff --git a/drivers/net/ethernet/adaptec/starfire.c b/drivers/net/ethernet/adaptec/starfire.c index 171d73c1d3c2..40dbbf740331 100644 --- a/drivers/net/ethernet/adaptec/starfire.c +++ b/drivers/net/ethernet/adaptec/starfire.c @@ -784,7 +784,7 @@ static int starfire_init_one(struct pci_dev *pdev, dev->netdev_ops = &netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, ðtool_ops); + dev->ethtool_ops = ðtool_ops; netif_napi_add(dev, &np->napi, netdev_poll, max_interrupt_work); diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/alteon/acenic.c index 1517e9df5ba1..9a6991be9749 100644 --- a/drivers/net/ethernet/alteon/acenic.c +++ b/drivers/net/ethernet/alteon/acenic.c @@ -476,7 +476,7 @@ static int acenic_probe_one(struct pci_dev *pdev, dev->watchdog_timeo = 5*HZ; dev->netdev_ops = &ace_netdev_ops; - SET_ETHTOOL_OPS(dev, &ace_ethtool_ops); + dev->ethtool_ops = &ace_ethtool_ops; /* we only display this string ONCE */ if (!boards_found) diff --git a/drivers/net/ethernet/altera/Kconfig b/drivers/net/ethernet/altera/Kconfig index 80c1ab74a4b8..fdddba51473e 100644 --- a/drivers/net/ethernet/altera/Kconfig +++ b/drivers/net/ethernet/altera/Kconfig @@ -1,5 +1,6 @@ config ALTERA_TSE tristate "Altera Triple-Speed Ethernet MAC support" + depends on HAS_DMA select PHYLIB ---help--- This driver supports the Altera Triple-Speed (TSE) Ethernet MAC. diff --git a/drivers/net/ethernet/altera/altera_msgdma.c b/drivers/net/ethernet/altera/altera_msgdma.c index 3df18669ea30..38c500f95b9e 100644 --- a/drivers/net/ethernet/altera/altera_msgdma.c +++ b/drivers/net/ethernet/altera/altera_msgdma.c @@ -18,6 +18,7 @@ #include "altera_utils.h" #include "altera_tse.h" #include "altera_msgdmahw.h" +#include "altera_msgdma.h" /* No initialization work to do for MSGDMA */ int msgdma_initialize(struct altera_tse_private *priv) @@ -29,13 +30,15 @@ void msgdma_uninitialize(struct altera_tse_private *priv) { } +void msgdma_start_rxdma(struct altera_tse_private *priv) +{ +} + void msgdma_reset(struct altera_tse_private *priv) { int counter; - struct msgdma_csr *txcsr = - (struct msgdma_csr *)priv->tx_dma_csr; - struct msgdma_csr *rxcsr = - (struct msgdma_csr *)priv->rx_dma_csr; + struct msgdma_csr *txcsr = priv->tx_dma_csr; + struct msgdma_csr *rxcsr = priv->rx_dma_csr; /* Reset Rx mSGDMA */ iowrite32(MSGDMA_CSR_STAT_MASK, &rxcsr->status); @@ -133,8 +136,7 @@ u32 msgdma_tx_completions(struct altera_tse_private *priv) u32 ready = 0; u32 inuse; u32 status; - struct msgdma_csr *txcsr = - (struct msgdma_csr *)priv->tx_dma_csr; + struct msgdma_csr *txcsr = priv->tx_dma_csr; /* Get number of sent descriptors */ inuse = ioread32(&txcsr->rw_fill_level) & 0xffff; @@ -154,7 +156,7 @@ u32 msgdma_tx_completions(struct altera_tse_private *priv) /* Put buffer to the mSGDMA RX FIFO */ -int msgdma_add_rx_desc(struct altera_tse_private *priv, +void msgdma_add_rx_desc(struct altera_tse_private *priv, struct tse_buffer *rxbuffer) { struct msgdma_extended_desc *desc = priv->rx_dma_desc; @@ -175,7 +177,6 @@ int msgdma_add_rx_desc(struct altera_tse_private *priv, iowrite32(0, &desc->burst_seq_num); iowrite32(0x00010001, &desc->stride); iowrite32(control, &desc->control); - return 1; } /* status is returned on upper 16 bits, @@ -186,10 +187,8 @@ u32 msgdma_rx_status(struct altera_tse_private *priv) u32 rxstatus = 0; u32 pktlength; u32 pktstatus; - struct msgdma_csr *rxcsr = - (struct msgdma_csr *)priv->rx_dma_csr; - struct msgdma_response *rxresp = - (struct msgdma_response *)priv->rx_dma_resp; + struct msgdma_csr *rxcsr = priv->rx_dma_csr; + struct msgdma_response *rxresp = priv->rx_dma_resp; if (ioread32(&rxcsr->resp_fill_level) & 0xffff) { pktlength = ioread32(&rxresp->bytes_transferred); diff --git a/drivers/net/ethernet/altera/altera_msgdma.h b/drivers/net/ethernet/altera/altera_msgdma.h index 7f0f5bf2bba2..42cf61c81057 100644 --- a/drivers/net/ethernet/altera/altera_msgdma.h +++ b/drivers/net/ethernet/altera/altera_msgdma.h @@ -25,10 +25,11 @@ void msgdma_disable_txirq(struct altera_tse_private *); void msgdma_clear_rxirq(struct altera_tse_private *); void msgdma_clear_txirq(struct altera_tse_private *); u32 msgdma_tx_completions(struct altera_tse_private *); -int msgdma_add_rx_desc(struct altera_tse_private *, struct tse_buffer *); +void msgdma_add_rx_desc(struct altera_tse_private *, struct tse_buffer *); int msgdma_tx_buffer(struct altera_tse_private *, struct tse_buffer *); u32 msgdma_rx_status(struct altera_tse_private *); int msgdma_initialize(struct altera_tse_private *); void msgdma_uninitialize(struct altera_tse_private *); +void msgdma_start_rxdma(struct altera_tse_private *); #endif /* __ALTERA_MSGDMA_H__ */ diff --git a/drivers/net/ethernet/altera/altera_sgdma.c b/drivers/net/ethernet/altera/altera_sgdma.c index 0ee96639ae44..dbd40e15b5cc 100644 --- a/drivers/net/ethernet/altera/altera_sgdma.c +++ b/drivers/net/ethernet/altera/altera_sgdma.c @@ -20,15 +20,15 @@ #include "altera_sgdmahw.h" #include "altera_sgdma.h" -static void sgdma_descrip(struct sgdma_descrip *desc, - struct sgdma_descrip *ndesc, - dma_addr_t ndesc_phys, - dma_addr_t raddr, - dma_addr_t waddr, - u16 length, - int generate_eop, - int rfixed, - int wfixed); +static void sgdma_setup_descrip(struct sgdma_descrip *desc, + struct sgdma_descrip *ndesc, + dma_addr_t ndesc_phys, + dma_addr_t raddr, + dma_addr_t waddr, + u16 length, + int generate_eop, + int rfixed, + int wfixed); static int sgdma_async_write(struct altera_tse_private *priv, struct sgdma_descrip *desc); @@ -64,11 +64,15 @@ queue_rx_peekhead(struct altera_tse_private *priv); int sgdma_initialize(struct altera_tse_private *priv) { - priv->txctrlreg = SGDMA_CTRLREG_ILASTD; + priv->txctrlreg = SGDMA_CTRLREG_ILASTD | + SGDMA_CTRLREG_INTEN; priv->rxctrlreg = SGDMA_CTRLREG_IDESCRIP | + SGDMA_CTRLREG_INTEN | SGDMA_CTRLREG_ILASTD; + priv->sgdmadesclen = sizeof(struct sgdma_descrip); + INIT_LIST_HEAD(&priv->txlisthd); INIT_LIST_HEAD(&priv->rxlisthd); @@ -93,6 +97,16 @@ int sgdma_initialize(struct altera_tse_private *priv) return -EINVAL; } + /* Initialize descriptor memory to all 0's, sync memory to cache */ + memset(priv->tx_dma_desc, 0, priv->txdescmem); + memset(priv->rx_dma_desc, 0, priv->rxdescmem); + + dma_sync_single_for_device(priv->device, priv->txdescphys, + priv->txdescmem, DMA_TO_DEVICE); + + dma_sync_single_for_device(priv->device, priv->rxdescphys, + priv->rxdescmem, DMA_TO_DEVICE); + return 0; } @@ -112,12 +126,12 @@ void sgdma_uninitialize(struct altera_tse_private *priv) */ void sgdma_reset(struct altera_tse_private *priv) { - u32 *ptxdescripmem = (u32 *)priv->tx_dma_desc; + u32 *ptxdescripmem = priv->tx_dma_desc; u32 txdescriplen = priv->txdescmem; - u32 *prxdescripmem = (u32 *)priv->rx_dma_desc; + u32 *prxdescripmem = priv->rx_dma_desc; u32 rxdescriplen = priv->rxdescmem; - struct sgdma_csr *ptxsgdma = (struct sgdma_csr *)priv->tx_dma_csr; - struct sgdma_csr *prxsgdma = (struct sgdma_csr *)priv->rx_dma_csr; + struct sgdma_csr *ptxsgdma = priv->tx_dma_csr; + struct sgdma_csr *prxsgdma = priv->rx_dma_csr; /* Initialize descriptor memory to 0 */ memset(ptxdescripmem, 0, txdescriplen); @@ -130,39 +144,36 @@ void sgdma_reset(struct altera_tse_private *priv) iowrite32(0, &prxsgdma->control); } +/* For SGDMA, interrupts remain enabled after initially enabling, + * so no need to provide implementations for abstract enable + * and disable + */ + void sgdma_enable_rxirq(struct altera_tse_private *priv) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->rx_dma_csr; - priv->rxctrlreg |= SGDMA_CTRLREG_INTEN; - tse_set_bit(&csr->control, SGDMA_CTRLREG_INTEN); } void sgdma_enable_txirq(struct altera_tse_private *priv) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->tx_dma_csr; - priv->txctrlreg |= SGDMA_CTRLREG_INTEN; - tse_set_bit(&csr->control, SGDMA_CTRLREG_INTEN); } -/* for SGDMA, RX interrupts remain enabled after enabling */ void sgdma_disable_rxirq(struct altera_tse_private *priv) { } -/* for SGDMA, TX interrupts remain enabled after enabling */ void sgdma_disable_txirq(struct altera_tse_private *priv) { } void sgdma_clear_rxirq(struct altera_tse_private *priv) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->rx_dma_csr; + struct sgdma_csr *csr = priv->rx_dma_csr; tse_set_bit(&csr->control, SGDMA_CTRLREG_CLRINT); } void sgdma_clear_txirq(struct altera_tse_private *priv) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->tx_dma_csr; + struct sgdma_csr *csr = priv->tx_dma_csr; tse_set_bit(&csr->control, SGDMA_CTRLREG_CLRINT); } @@ -174,8 +185,7 @@ void sgdma_clear_txirq(struct altera_tse_private *priv) int sgdma_tx_buffer(struct altera_tse_private *priv, struct tse_buffer *buffer) { int pktstx = 0; - struct sgdma_descrip *descbase = - (struct sgdma_descrip *)priv->tx_dma_desc; + struct sgdma_descrip *descbase = priv->tx_dma_desc; struct sgdma_descrip *cdesc = &descbase[0]; struct sgdma_descrip *ndesc = &descbase[1]; @@ -184,15 +194,15 @@ int sgdma_tx_buffer(struct altera_tse_private *priv, struct tse_buffer *buffer) if (sgdma_txbusy(priv)) return 0; - sgdma_descrip(cdesc, /* current descriptor */ - ndesc, /* next descriptor */ - sgdma_txphysaddr(priv, ndesc), - buffer->dma_addr, /* address of packet to xmit */ - 0, /* write addr 0 for tx dma */ - buffer->len, /* length of packet */ - SGDMA_CONTROL_EOP, /* Generate EOP */ - 0, /* read fixed */ - SGDMA_CONTROL_WR_FIXED); /* Generate SOP */ + sgdma_setup_descrip(cdesc, /* current descriptor */ + ndesc, /* next descriptor */ + sgdma_txphysaddr(priv, ndesc), + buffer->dma_addr, /* address of packet to xmit */ + 0, /* write addr 0 for tx dma */ + buffer->len, /* length of packet */ + SGDMA_CONTROL_EOP, /* Generate EOP */ + 0, /* read fixed */ + SGDMA_CONTROL_WR_FIXED); /* Generate SOP */ pktstx = sgdma_async_write(priv, cdesc); @@ -208,7 +218,7 @@ int sgdma_tx_buffer(struct altera_tse_private *priv, struct tse_buffer *buffer) u32 sgdma_tx_completions(struct altera_tse_private *priv) { u32 ready = 0; - struct sgdma_descrip *desc = (struct sgdma_descrip *)priv->tx_dma_desc; + struct sgdma_descrip *desc = priv->tx_dma_desc; if (!sgdma_txbusy(priv) && ((desc->control & SGDMA_CONTROL_HW_OWNED) == 0) && @@ -219,11 +229,15 @@ u32 sgdma_tx_completions(struct altera_tse_private *priv) return ready; } -int sgdma_add_rx_desc(struct altera_tse_private *priv, - struct tse_buffer *rxbuffer) +void sgdma_start_rxdma(struct altera_tse_private *priv) +{ + sgdma_async_read(priv); +} + +void sgdma_add_rx_desc(struct altera_tse_private *priv, + struct tse_buffer *rxbuffer) { queue_rx(priv, rxbuffer); - return sgdma_async_read(priv); } /* status is returned on upper 16 bits, @@ -231,8 +245,8 @@ int sgdma_add_rx_desc(struct altera_tse_private *priv, */ u32 sgdma_rx_status(struct altera_tse_private *priv) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->rx_dma_csr; - struct sgdma_descrip *base = (struct sgdma_descrip *)priv->rx_dma_desc; + struct sgdma_csr *csr = priv->rx_dma_csr; + struct sgdma_descrip *base = priv->rx_dma_desc; struct sgdma_descrip *desc = NULL; int pktsrx; unsigned int rxstatus = 0; @@ -240,28 +254,52 @@ u32 sgdma_rx_status(struct altera_tse_private *priv) unsigned int pktstatus = 0; struct tse_buffer *rxbuffer = NULL; - dma_sync_single_for_cpu(priv->device, - priv->rxdescphys, - priv->rxdescmem, - DMA_BIDIRECTIONAL); + u32 sts = ioread32(&csr->status); desc = &base[0]; - if ((ioread32(&csr->status) & SGDMA_STSREG_EOP) || - (desc->status & SGDMA_STATUS_EOP)) { + if (sts & SGDMA_STSREG_EOP) { + dma_sync_single_for_cpu(priv->device, + priv->rxdescphys, + priv->sgdmadesclen, + DMA_FROM_DEVICE); + pktlength = desc->bytes_xferred; pktstatus = desc->status & 0x3f; rxstatus = pktstatus; rxstatus = rxstatus << 16; rxstatus |= (pktlength & 0xffff); - desc->status = 0; + if (rxstatus) { + desc->status = 0; - rxbuffer = dequeue_rx(priv); - if (rxbuffer == NULL) - netdev_err(priv->dev, - "sgdma rx and rx queue empty!\n"); + rxbuffer = dequeue_rx(priv); + if (rxbuffer == NULL) + netdev_info(priv->dev, + "sgdma rx and rx queue empty!\n"); + + /* Clear control */ + iowrite32(0, &csr->control); + /* clear status */ + iowrite32(0xf, &csr->status); - /* kick the rx sgdma after reaping this descriptor */ + /* kick the rx sgdma after reaping this descriptor */ + pktsrx = sgdma_async_read(priv); + + } else { + /* If the SGDMA indicated an end of packet on recv, + * then it's expected that the rxstatus from the + * descriptor is non-zero - meaning a valid packet + * with a nonzero length, or an error has been + * indicated. if not, then all we can do is signal + * an error and return no packet received. Most likely + * there is a system design error, or an error in the + * underlying kernel (cache or cache management problem) + */ + netdev_err(priv->dev, + "SGDMA RX Error Info: %x, %x, %x\n", + sts, desc->status, rxstatus); + } + } else if (sts == 0) { pktsrx = sgdma_async_read(priv); } @@ -270,15 +308,15 @@ u32 sgdma_rx_status(struct altera_tse_private *priv) /* Private functions */ -static void sgdma_descrip(struct sgdma_descrip *desc, - struct sgdma_descrip *ndesc, - dma_addr_t ndesc_phys, - dma_addr_t raddr, - dma_addr_t waddr, - u16 length, - int generate_eop, - int rfixed, - int wfixed) +static void sgdma_setup_descrip(struct sgdma_descrip *desc, + struct sgdma_descrip *ndesc, + dma_addr_t ndesc_phys, + dma_addr_t raddr, + dma_addr_t waddr, + u16 length, + int generate_eop, + int rfixed, + int wfixed) { /* Clear the next descriptor as not owned by hardware */ u32 ctrl = ndesc->control; @@ -312,42 +350,34 @@ static void sgdma_descrip(struct sgdma_descrip *desc, */ static int sgdma_async_read(struct altera_tse_private *priv) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->rx_dma_csr; - struct sgdma_descrip *descbase = - (struct sgdma_descrip *)priv->rx_dma_desc; - + struct sgdma_csr *csr = priv->rx_dma_csr; + struct sgdma_descrip *descbase = priv->rx_dma_desc; struct sgdma_descrip *cdesc = &descbase[0]; struct sgdma_descrip *ndesc = &descbase[1]; - unsigned int sts = ioread32(&csr->status); struct tse_buffer *rxbuffer = NULL; if (!sgdma_rxbusy(priv)) { rxbuffer = queue_rx_peekhead(priv); - if (rxbuffer == NULL) + if (rxbuffer == NULL) { + netdev_err(priv->dev, "no rx buffers available\n"); return 0; - - sgdma_descrip(cdesc, /* current descriptor */ - ndesc, /* next descriptor */ - sgdma_rxphysaddr(priv, ndesc), - 0, /* read addr 0 for rx dma */ - rxbuffer->dma_addr, /* write addr for rx dma */ - 0, /* read 'til EOP */ - 0, /* EOP: NA for rx dma */ - 0, /* read fixed: NA for rx dma */ - 0); /* SOP: NA for rx DMA */ - - /* clear control and status */ - iowrite32(0, &csr->control); - - /* If status available, clear those bits */ - if (sts & 0xf) - iowrite32(0xf, &csr->status); + } + + sgdma_setup_descrip(cdesc, /* current descriptor */ + ndesc, /* next descriptor */ + sgdma_rxphysaddr(priv, ndesc), + 0, /* read addr 0 for rx dma */ + rxbuffer->dma_addr, /* write addr for rx dma */ + 0, /* read 'til EOP */ + 0, /* EOP: NA for rx dma */ + 0, /* read fixed: NA for rx dma */ + 0); /* SOP: NA for rx DMA */ dma_sync_single_for_device(priv->device, priv->rxdescphys, - priv->rxdescmem, - DMA_BIDIRECTIONAL); + priv->sgdmadesclen, + DMA_TO_DEVICE); iowrite32(lower_32_bits(sgdma_rxphysaddr(priv, cdesc)), &csr->next_descrip); @@ -364,7 +394,7 @@ static int sgdma_async_read(struct altera_tse_private *priv) static int sgdma_async_write(struct altera_tse_private *priv, struct sgdma_descrip *desc) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->tx_dma_csr; + struct sgdma_csr *csr = priv->tx_dma_csr; if (sgdma_txbusy(priv)) return 0; @@ -374,7 +404,7 @@ static int sgdma_async_write(struct altera_tse_private *priv, iowrite32(0x1f, &csr->status); dma_sync_single_for_device(priv->device, priv->txdescphys, - priv->txdescmem, DMA_TO_DEVICE); + priv->sgdmadesclen, DMA_TO_DEVICE); iowrite32(lower_32_bits(sgdma_txphysaddr(priv, desc)), &csr->next_descrip); @@ -485,7 +515,7 @@ queue_rx_peekhead(struct altera_tse_private *priv) */ static int sgdma_rxbusy(struct altera_tse_private *priv) { - struct sgdma_csr *csr = (struct sgdma_csr *)priv->rx_dma_csr; + struct sgdma_csr *csr = priv->rx_dma_csr; return ioread32(&csr->status) & SGDMA_STSREG_BUSY; } @@ -495,7 +525,7 @@ static int sgdma_rxbusy(struct altera_tse_private *priv) static int sgdma_txbusy(struct altera_tse_private *priv) { int delay = 0; - struct sgdma_csr *csr = (struct sgdma_csr *)priv->tx_dma_csr; + struct sgdma_csr *csr = priv->tx_dma_csr; /* if DMA is busy, wait for current transactino to finish */ while ((ioread32(&csr->status) & SGDMA_STSREG_BUSY) && (delay++ < 100)) diff --git a/drivers/net/ethernet/altera/altera_sgdma.h b/drivers/net/ethernet/altera/altera_sgdma.h index 07d471729dc4..584977e29ef9 100644 --- a/drivers/net/ethernet/altera/altera_sgdma.h +++ b/drivers/net/ethernet/altera/altera_sgdma.h @@ -26,10 +26,11 @@ void sgdma_clear_rxirq(struct altera_tse_private *); void sgdma_clear_txirq(struct altera_tse_private *); int sgdma_tx_buffer(struct altera_tse_private *priv, struct tse_buffer *); u32 sgdma_tx_completions(struct altera_tse_private *); -int sgdma_add_rx_desc(struct altera_tse_private *priv, struct tse_buffer *); +void sgdma_add_rx_desc(struct altera_tse_private *priv, struct tse_buffer *); void sgdma_status(struct altera_tse_private *); u32 sgdma_rx_status(struct altera_tse_private *); int sgdma_initialize(struct altera_tse_private *); void sgdma_uninitialize(struct altera_tse_private *); +void sgdma_start_rxdma(struct altera_tse_private *); #endif /* __ALTERA_SGDMA_H__ */ diff --git a/drivers/net/ethernet/altera/altera_tse.h b/drivers/net/ethernet/altera/altera_tse.h index 8feeed05de0e..465c4aabebbd 100644 --- a/drivers/net/ethernet/altera/altera_tse.h +++ b/drivers/net/ethernet/altera/altera_tse.h @@ -58,6 +58,8 @@ /* MAC function configuration default settings */ #define ALTERA_TSE_TX_IPG_LENGTH 12 +#define ALTERA_TSE_PAUSE_QUANTA 0xffff + #define GET_BIT_VALUE(v, bit) (((v) >> (bit)) & 0x1) /* MAC Command_Config Register Bit Definitions @@ -390,10 +392,11 @@ struct altera_dmaops { void (*clear_rxirq)(struct altera_tse_private *); int (*tx_buffer)(struct altera_tse_private *, struct tse_buffer *); u32 (*tx_completions)(struct altera_tse_private *); - int (*add_rx_desc)(struct altera_tse_private *, struct tse_buffer *); + void (*add_rx_desc)(struct altera_tse_private *, struct tse_buffer *); u32 (*get_rx_status)(struct altera_tse_private *); int (*init_dma)(struct altera_tse_private *); void (*uninit_dma)(struct altera_tse_private *); + void (*start_rxdma)(struct altera_tse_private *); }; /* This structure is private to each device. @@ -453,6 +456,7 @@ struct altera_tse_private { u32 rxctrlreg; dma_addr_t rxdescphys; dma_addr_t txdescphys; + size_t sgdmadesclen; struct list_head txlisthd; struct list_head rxlisthd; diff --git a/drivers/net/ethernet/altera/altera_tse_ethtool.c b/drivers/net/ethernet/altera/altera_tse_ethtool.c index 319ca74f5e74..d817e285b266 100644 --- a/drivers/net/ethernet/altera/altera_tse_ethtool.c +++ b/drivers/net/ethernet/altera/altera_tse_ethtool.c @@ -77,7 +77,7 @@ static void tse_get_drvinfo(struct net_device *dev, struct altera_tse_private *priv = netdev_priv(dev); u32 rev = ioread32(&priv->mac_dev->megacore_revision); - strcpy(info->driver, "Altera TSE MAC IP Driver"); + strcpy(info->driver, "altera_tse"); strcpy(info->version, "v8.0"); snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "v%d.%d", rev & 0xFFFF, (rev & 0xFFFF0000) >> 16); @@ -185,6 +185,12 @@ static void tse_get_regs(struct net_device *dev, struct ethtool_regs *regs, * how to do any special formatting of this data. * This version number will need to change if and * when this register table is changed. + * + * version[31:0] = 1: Dump the first 128 TSE Registers + * Upper bits are all 0 by default + * + * Upper 16-bits will indicate feature presence for + * Ethtool register decoding in future version. */ regs->version = 1; @@ -231,5 +237,5 @@ static const struct ethtool_ops tse_ethtool_ops = { void altera_tse_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &tse_ethtool_ops); + netdev->ethtool_ops = &tse_ethtool_ops; } diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c index c70a29e0b9f7..e44a4aeb9701 100644 --- a/drivers/net/ethernet/altera/altera_tse_main.c +++ b/drivers/net/ethernet/altera/altera_tse_main.c @@ -224,6 +224,7 @@ static int tse_init_rx_buffer(struct altera_tse_private *priv, dev_kfree_skb_any(rxbuffer->skb); return -EINVAL; } + rxbuffer->dma_addr &= (dma_addr_t)~3; rxbuffer->len = len; return 0; } @@ -425,9 +426,10 @@ static int tse_rx(struct altera_tse_private *priv, int limit) priv->dev->stats.rx_bytes += pktlength; entry = next_entry; + + tse_rx_refill(priv); } - tse_rx_refill(priv); return count; } @@ -520,7 +522,6 @@ static irqreturn_t altera_isr(int irq, void *dev_id) struct altera_tse_private *priv; unsigned long int flags; - if (unlikely(!dev)) { pr_err("%s: invalid dev pointer\n", __func__); return IRQ_NONE; @@ -868,13 +869,13 @@ static int init_mac(struct altera_tse_private *priv) /* Disable RX/TX shift 16 for alignment of all received frames on 16-bit * start address */ - tse_clear_bit(&mac->rx_cmd_stat, ALTERA_TSE_RX_CMD_STAT_RX_SHIFT16); + tse_set_bit(&mac->rx_cmd_stat, ALTERA_TSE_RX_CMD_STAT_RX_SHIFT16); tse_clear_bit(&mac->tx_cmd_stat, ALTERA_TSE_TX_CMD_STAT_TX_SHIFT16 | ALTERA_TSE_TX_CMD_STAT_OMIT_CRC); /* Set the MAC options */ cmd = ioread32(&mac->command_config); - cmd |= MAC_CMDCFG_PAD_EN; /* Padding Removal on Receive */ + cmd &= ~MAC_CMDCFG_PAD_EN; /* No padding Removal on Receive */ cmd &= ~MAC_CMDCFG_CRC_FWD; /* CRC Removal */ cmd |= MAC_CMDCFG_RX_ERR_DISC; /* Automatically discard frames * with CRC errors @@ -882,8 +883,16 @@ static int init_mac(struct altera_tse_private *priv) cmd |= MAC_CMDCFG_CNTL_FRM_ENA; cmd &= ~MAC_CMDCFG_TX_ENA; cmd &= ~MAC_CMDCFG_RX_ENA; + + /* Default speed and duplex setting, full/100 */ + cmd &= ~MAC_CMDCFG_HD_ENA; + cmd &= ~MAC_CMDCFG_ETH_SPEED; + cmd &= ~MAC_CMDCFG_ENA_10; + iowrite32(cmd, &mac->command_config); + iowrite32(ALTERA_TSE_PAUSE_QUANTA, &mac->pause_quanta); + if (netif_msg_hw(priv)) dev_dbg(priv->device, "MAC post-initialization: CMD_CONFIG = 0x%08x\n", cmd); @@ -1085,17 +1094,19 @@ static int tse_open(struct net_device *dev) spin_unlock_irqrestore(&priv->rxdma_irq_lock, flags); - /* Start MAC Rx/Tx */ - spin_lock(&priv->mac_cfg_lock); - tse_set_mac(priv, true); - spin_unlock(&priv->mac_cfg_lock); - if (priv->phydev) phy_start(priv->phydev); napi_enable(&priv->napi); netif_start_queue(dev); + priv->dmaops->start_rxdma(priv); + + /* Start MAC Rx/Tx */ + spin_lock(&priv->mac_cfg_lock); + tse_set_mac(priv, true); + spin_unlock(&priv->mac_cfg_lock); + return 0; tx_request_irq_error: @@ -1167,7 +1178,6 @@ static struct net_device_ops altera_tse_netdev_ops = { .ndo_validate_addr = eth_validate_addr, }; - static int request_and_map(struct platform_device *pdev, const char *name, struct resource **res, void __iomem **ptr) { @@ -1235,7 +1245,7 @@ static int altera_tse_probe(struct platform_device *pdev) /* Get the mapped address to the SGDMA descriptor memory */ ret = request_and_map(pdev, "s1", &dma_res, &descmap); if (ret) - goto out_free; + goto err_free_netdev; /* Start of that memory is for transmit descriptors */ priv->tx_dma_desc = descmap; @@ -1254,24 +1264,24 @@ static int altera_tse_probe(struct platform_device *pdev) if (upper_32_bits(priv->rxdescmem_busaddr)) { dev_dbg(priv->device, "SGDMA bus addresses greater than 32-bits\n"); - goto out_free; + goto err_free_netdev; } if (upper_32_bits(priv->txdescmem_busaddr)) { dev_dbg(priv->device, "SGDMA bus addresses greater than 32-bits\n"); - goto out_free; + goto err_free_netdev; } } else if (priv->dmaops && priv->dmaops->altera_dtype == ALTERA_DTYPE_MSGDMA) { ret = request_and_map(pdev, "rx_resp", &dma_res, &priv->rx_dma_resp); if (ret) - goto out_free; + goto err_free_netdev; ret = request_and_map(pdev, "tx_desc", &dma_res, &priv->tx_dma_desc); if (ret) - goto out_free; + goto err_free_netdev; priv->txdescmem = resource_size(dma_res); priv->txdescmem_busaddr = dma_res->start; @@ -1279,13 +1289,13 @@ static int altera_tse_probe(struct platform_device *pdev) ret = request_and_map(pdev, "rx_desc", &dma_res, &priv->rx_dma_desc); if (ret) - goto out_free; + goto err_free_netdev; priv->rxdescmem = resource_size(dma_res); priv->rxdescmem_busaddr = dma_res->start; } else { - goto out_free; + goto err_free_netdev; } if (!dma_set_mask(priv->device, DMA_BIT_MASK(priv->dmaops->dmamask))) @@ -1294,26 +1304,26 @@ static int altera_tse_probe(struct platform_device *pdev) else if (!dma_set_mask(priv->device, DMA_BIT_MASK(32))) dma_set_coherent_mask(priv->device, DMA_BIT_MASK(32)); else - goto out_free; + goto err_free_netdev; /* MAC address space */ ret = request_and_map(pdev, "control_port", &control_port, (void __iomem **)&priv->mac_dev); if (ret) - goto out_free; + goto err_free_netdev; /* xSGDMA Rx Dispatcher address space */ ret = request_and_map(pdev, "rx_csr", &dma_res, &priv->rx_dma_csr); if (ret) - goto out_free; + goto err_free_netdev; /* xSGDMA Tx Dispatcher address space */ ret = request_and_map(pdev, "tx_csr", &dma_res, &priv->tx_dma_csr); if (ret) - goto out_free; + goto err_free_netdev; /* Rx IRQ */ @@ -1321,7 +1331,7 @@ static int altera_tse_probe(struct platform_device *pdev) if (priv->rx_irq == -ENXIO) { dev_err(&pdev->dev, "cannot obtain Rx IRQ\n"); ret = -ENXIO; - goto out_free; + goto err_free_netdev; } /* Tx IRQ */ @@ -1329,7 +1339,7 @@ static int altera_tse_probe(struct platform_device *pdev) if (priv->tx_irq == -ENXIO) { dev_err(&pdev->dev, "cannot obtain Tx IRQ\n"); ret = -ENXIO; - goto out_free; + goto err_free_netdev; } /* get FIFO depths from device tree */ @@ -1337,14 +1347,14 @@ static int altera_tse_probe(struct platform_device *pdev) &priv->rx_fifo_depth)) { dev_err(&pdev->dev, "cannot obtain rx-fifo-depth\n"); ret = -ENXIO; - goto out_free; + goto err_free_netdev; } if (of_property_read_u32(pdev->dev.of_node, "tx-fifo-depth", &priv->rx_fifo_depth)) { dev_err(&pdev->dev, "cannot obtain tx-fifo-depth\n"); ret = -ENXIO; - goto out_free; + goto err_free_netdev; } /* get hash filter settings for this instance */ @@ -1393,7 +1403,7 @@ static int altera_tse_probe(struct platform_device *pdev) ((priv->phy_addr >= 0) && (priv->phy_addr < PHY_MAX_ADDR)))) { dev_err(&pdev->dev, "invalid phy-addr specified %d\n", priv->phy_addr); - goto out_free; + goto err_free_netdev; } /* Create/attach to MDIO bus */ @@ -1401,7 +1411,7 @@ static int altera_tse_probe(struct platform_device *pdev) atomic_add_return(1, &instance_count)); if (ret) - goto out_free; + goto err_free_netdev; /* initialize netdev */ ether_setup(ndev); @@ -1438,7 +1448,7 @@ static int altera_tse_probe(struct platform_device *pdev) ret = register_netdev(ndev); if (ret) { dev_err(&pdev->dev, "failed to register TSE net device\n"); - goto out_free_mdio; + goto err_register_netdev; } platform_set_drvdata(pdev, ndev); @@ -1455,13 +1465,16 @@ static int altera_tse_probe(struct platform_device *pdev) ret = init_phy(ndev); if (ret != 0) { netdev_err(ndev, "Cannot attach to PHY (error: %d)\n", ret); - goto out_free_mdio; + goto err_init_phy; } return 0; -out_free_mdio: +err_init_phy: + unregister_netdev(ndev); +err_register_netdev: + netif_napi_del(&priv->napi); altera_tse_mdio_destroy(ndev); -out_free: +err_free_netdev: free_netdev(ndev); return ret; } @@ -1496,6 +1509,7 @@ struct altera_dmaops altera_dtype_sgdma = { .get_rx_status = sgdma_rx_status, .init_dma = sgdma_initialize, .uninit_dma = sgdma_uninitialize, + .start_rxdma = sgdma_start_rxdma, }; struct altera_dmaops altera_dtype_msgdma = { @@ -1514,6 +1528,7 @@ struct altera_dmaops altera_dtype_msgdma = { .get_rx_status = msgdma_rx_status, .init_dma = msgdma_initialize, .uninit_dma = msgdma_uninitialize, + .start_rxdma = msgdma_start_rxdma, }; static struct of_device_id altera_tse_ids[] = { diff --git a/drivers/net/ethernet/amd/amd8111e.c b/drivers/net/ethernet/amd/amd8111e.c index 26efaaa5e73f..068dc7cad5fa 100644 --- a/drivers/net/ethernet/amd/amd8111e.c +++ b/drivers/net/ethernet/amd/amd8111e.c @@ -1900,7 +1900,7 @@ static int amd8111e_probe_one(struct pci_dev *pdev, /* Initialize driver entry points */ dev->netdev_ops = &amd8111e_netdev_ops; - SET_ETHTOOL_OPS(dev, &ops); + dev->ethtool_ops = &ops; dev->irq =pdev->irq; dev->watchdog_timeo = AMD8111E_TX_TIMEOUT; netif_napi_add(dev, &lp->napi, amd8111e_rx_poll, 32); diff --git a/drivers/net/ethernet/amd/ariadne.c b/drivers/net/ethernet/amd/ariadne.c index b08101b31b8b..968b7bfac8fc 100644 --- a/drivers/net/ethernet/amd/ariadne.c +++ b/drivers/net/ethernet/amd/ariadne.c @@ -718,7 +718,6 @@ static int ariadne_init_one(struct zorro_dev *z, unsigned long mem_start = board + ARIADNE_RAM; struct resource *r1, *r2; struct net_device *dev; - struct ariadne_private *priv; u32 serial; int err; @@ -738,8 +737,6 @@ static int ariadne_init_one(struct zorro_dev *z, return -ENOMEM; } - priv = netdev_priv(dev); - r1->name = dev->name; r2->name = dev->name; diff --git a/drivers/net/ethernet/amd/au1000_eth.c b/drivers/net/ethernet/amd/au1000_eth.c index a2bd91e3d302..a78e4c136959 100644 --- a/drivers/net/ethernet/amd/au1000_eth.c +++ b/drivers/net/ethernet/amd/au1000_eth.c @@ -1229,7 +1229,7 @@ static int au1000_probe(struct platform_device *pdev) dev->base_addr = base->start; dev->irq = irq; dev->netdev_ops = &au1000_netdev_ops; - SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops); + dev->ethtool_ops = &au1000_ethtool_ops; dev->watchdog_timeo = ETH_TX_TIMEOUT; /* diff --git a/drivers/net/ethernet/amd/nmclan_cs.c b/drivers/net/ethernet/amd/nmclan_cs.c index 08569fe2b182..abf3b1581c82 100644 --- a/drivers/net/ethernet/amd/nmclan_cs.c +++ b/drivers/net/ethernet/amd/nmclan_cs.c @@ -457,7 +457,7 @@ static int nmclan_probe(struct pcmcia_device *link) lp->tx_free_frames=AM2150_MAX_TX_FRAMES; dev->netdev_ops = &mace_netdev_ops; - SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); + dev->ethtool_ops = &netdev_ethtool_ops; dev->watchdog_timeo = TX_TIMEOUT; return nmclan_config(link); diff --git a/drivers/net/ethernet/arc/emac.h b/drivers/net/ethernet/arc/emac.h index 928fac6dd10a..53f85bf71526 100644 --- a/drivers/net/ethernet/arc/emac.h +++ b/drivers/net/ethernet/arc/emac.h @@ -11,6 +11,7 @@ #include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/phy.h> +#include <linux/clk.h> /* STATUS and ENABLE Register bit masks */ #define TXINT_MASK (1<<0) /* Transmit interrupt */ @@ -131,6 +132,7 @@ struct arc_emac_priv { struct mii_bus *bus; void __iomem *regs; + struct clk *clk; struct napi_struct napi; struct net_device_stats stats; diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c index eeecc29cf5b7..18e2faccebb0 100644 --- a/drivers/net/ethernet/arc/emac_main.c +++ b/drivers/net/ethernet/arc/emac_main.c @@ -13,6 +13,7 @@ * Vineet Gupta */ +#include <linux/crc32.h> #include <linux/etherdevice.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -362,6 +363,15 @@ static irqreturn_t arc_emac_intr(int irq, void *dev_instance) return IRQ_HANDLED; } +#ifdef CONFIG_NET_POLL_CONTROLLER +static void arc_emac_poll_controller(struct net_device *dev) +{ + disable_irq(dev->irq); + arc_emac_intr(dev->irq, dev); + enable_irq(dev->irq); +} +#endif + /** * arc_emac_open - Open the network device. * @ndev: Pointer to the network device. @@ -451,6 +461,41 @@ static int arc_emac_open(struct net_device *ndev) } /** + * arc_emac_set_rx_mode - Change the receive filtering mode. + * @ndev: Pointer to the network device. + * + * This function enables/disables promiscuous or all-multicast mode + * and updates the multicast filtering list of the network device. + */ +static void arc_emac_set_rx_mode(struct net_device *ndev) +{ + struct arc_emac_priv *priv = netdev_priv(ndev); + + if (ndev->flags & IFF_PROMISC) { + arc_reg_or(priv, R_CTRL, PROM_MASK); + } else { + arc_reg_clr(priv, R_CTRL, PROM_MASK); + + if (ndev->flags & IFF_ALLMULTI) { + arc_reg_set(priv, R_LAFL, ~0); + arc_reg_set(priv, R_LAFH, ~0); + } else { + struct netdev_hw_addr *ha; + unsigned int filter[2] = { 0, 0 }; + int bit; + + netdev_for_each_mc_addr(ha, ndev) { + bit = ether_crc_le(ETH_ALEN, ha->addr) >> 26; + filter[bit >> 5] |= 1 << (bit & 31); + } + + arc_reg_set(priv, R_LAFL, filter[0]); + arc_reg_set(priv, R_LAFH, filter[1]); + } + } +} + +/** * arc_emac_stop - Close the network device. * @ndev: Pointer to the network device. * @@ -574,6 +619,18 @@ static int arc_emac_tx(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_OK; } +static void arc_emac_set_address_internal(struct net_device *ndev) +{ + struct arc_emac_priv *priv = netdev_priv(ndev); + unsigned int addr_low, addr_hi; + + addr_low = le32_to_cpu(*(__le32 *) &ndev->dev_addr[0]); + addr_hi = le16_to_cpu(*(__le16 *) &ndev->dev_addr[4]); + + arc_reg_set(priv, R_ADDRL, addr_low); + arc_reg_set(priv, R_ADDRH, addr_hi); +} + /** * arc_emac_set_address - Set the MAC address for this device. * @ndev: Pointer to net_device structure. @@ -587,9 +644,7 @@ static int arc_emac_tx(struct sk_buff *skb, struct net_device *ndev) */ static int arc_emac_set_address(struct net_device *ndev, void *p) { - struct arc_emac_priv *priv = netdev_priv(ndev); struct sockaddr *addr = p; - unsigned int addr_low, addr_hi; if (netif_running(ndev)) return -EBUSY; @@ -599,11 +654,7 @@ static int arc_emac_set_address(struct net_device *ndev, void *p) memcpy(ndev->dev_addr, addr->sa_data, ndev->addr_len); - addr_low = le32_to_cpu(*(__le32 *) &ndev->dev_addr[0]); - addr_hi = le16_to_cpu(*(__le16 *) &ndev->dev_addr[4]); - - arc_reg_set(priv, R_ADDRL, addr_low); - arc_reg_set(priv, R_ADDRH, addr_hi); + arc_emac_set_address_internal(ndev); return 0; } @@ -614,6 +665,10 @@ static const struct net_device_ops arc_emac_netdev_ops = { .ndo_start_xmit = arc_emac_tx, .ndo_set_mac_address = arc_emac_set_address, .ndo_get_stats = arc_emac_stats, + .ndo_set_rx_mode = arc_emac_set_rx_mode, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = arc_emac_poll_controller, +#endif }; static int arc_emac_probe(struct platform_device *pdev) @@ -643,13 +698,6 @@ static int arc_emac_probe(struct platform_device *pdev) return -ENODEV; } - /* Get CPU clock frequency from device tree */ - if (of_property_read_u32(pdev->dev.of_node, "clock-frequency", - &clock_frequency)) { - dev_err(&pdev->dev, "failed to retrieve <clock-frequency> from device tree\n"); - return -EINVAL; - } - /* Get IRQ from device tree */ irq = irq_of_parse_and_map(pdev->dev.of_node, 0); if (!irq) { @@ -677,17 +725,36 @@ static int arc_emac_probe(struct platform_device *pdev) priv->regs = devm_ioremap_resource(&pdev->dev, &res_regs); if (IS_ERR(priv->regs)) { err = PTR_ERR(priv->regs); - goto out; + goto out_netdev; } dev_dbg(&pdev->dev, "Registers base address is 0x%p\n", priv->regs); + priv->clk = of_clk_get(pdev->dev.of_node, 0); + if (IS_ERR(priv->clk)) { + /* Get CPU clock frequency from device tree */ + if (of_property_read_u32(pdev->dev.of_node, "clock-frequency", + &clock_frequency)) { + dev_err(&pdev->dev, "failed to retrieve <clock-frequency> from device tree\n"); + err = -EINVAL; + goto out_netdev; + } + } else { + err = clk_prepare_enable(priv->clk); + if (err) { + dev_err(&pdev->dev, "failed to enable clock\n"); + goto out_clkget; + } + + clock_frequency = clk_get_rate(priv->clk); + } + id = arc_reg_get(priv, R_ID); /* Check for EMAC revision 5 or 7, magic number */ if (!(id == 0x0005fd02 || id == 0x0007fd02)) { dev_err(&pdev->dev, "ARC EMAC not detected, id=0x%x\n", id); err = -ENODEV; - goto out; + goto out_clken; } dev_info(&pdev->dev, "ARC EMAC detected with id: 0x%x\n", id); @@ -702,7 +769,7 @@ static int arc_emac_probe(struct platform_device *pdev) ndev->name, ndev); if (err) { dev_err(&pdev->dev, "could not allocate IRQ\n"); - goto out; + goto out_clken; } /* Get MAC address from device tree */ @@ -713,6 +780,7 @@ static int arc_emac_probe(struct platform_device *pdev) else eth_hw_addr_random(ndev); + arc_emac_set_address_internal(ndev); dev_info(&pdev->dev, "MAC address is now %pM\n", ndev->dev_addr); /* Do 1 allocation instead of 2 separate ones for Rx and Tx BD rings */ @@ -722,7 +790,7 @@ static int arc_emac_probe(struct platform_device *pdev) if (!priv->rxbd) { dev_err(&pdev->dev, "failed to allocate data buffers\n"); err = -ENOMEM; - goto out; + goto out_clken; } priv->txbd = priv->rxbd + RX_BD_NUM; @@ -734,7 +802,7 @@ static int arc_emac_probe(struct platform_device *pdev) err = arc_mdio_probe(pdev, priv); if (err) { dev_err(&pdev->dev, "failed to probe MII bus\n"); - goto out; + goto out_clken; } priv->phy_dev = of_phy_connect(ndev, phy_node, arc_emac_adjust_link, 0, @@ -742,7 +810,7 @@ static int arc_emac_probe(struct platform_device *pdev) if (!priv->phy_dev) { dev_err(&pdev->dev, "of_phy_connect() failed\n"); err = -ENODEV; - goto out; + goto out_mdio; } dev_info(&pdev->dev, "connected to %s phy with id 0x%x\n", @@ -752,14 +820,25 @@ static int arc_emac_probe(struct platform_device *pdev) err = register_netdev(ndev); if (err) { - netif_napi_del(&priv->napi); dev_err(&pdev->dev, "failed to register network device\n"); - goto out; + goto out_netif_api; } return 0; -out: +out_netif_api: + netif_napi_del(&priv->napi); + phy_disconnect(priv->phy_dev); + priv->phy_dev = NULL; +out_mdio: + arc_mdio_remove(priv); +out_clken: + if (!IS_ERR(priv->clk)) + clk_disable_unprepare(priv->clk); +out_clkget: + if (!IS_ERR(priv->clk)) + clk_put(priv->clk); +out_netdev: free_netdev(ndev); return err; } @@ -774,6 +853,12 @@ static int arc_emac_remove(struct platform_device *pdev) arc_mdio_remove(priv); unregister_netdev(ndev); netif_napi_del(&priv->napi); + + if (!IS_ERR(priv->clk)) { + clk_disable_unprepare(priv->clk); + clk_put(priv->clk); + } + free_netdev(ndev); return 0; diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 17bb9ce96260..49faa97a30c3 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1302,7 +1302,7 @@ static int alx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } netdev->netdev_ops = &alx_netdev_ops; - SET_ETHTOOL_OPS(netdev, &alx_ethtool_ops); + netdev->ethtool_ops = &alx_ethtool_ops; netdev->irq = pdev->irq; netdev->watchdog_timeo = ALX_WATCHDOG_TIME; diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_ethtool.c b/drivers/net/ethernet/atheros/atl1c/atl1c_ethtool.c index 859ea844ba0f..ecacaaeb2b92 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_ethtool.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_ethtool.c @@ -305,5 +305,5 @@ static const struct ethtool_ops atl1c_ethtool_ops = { void atl1c_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &atl1c_ethtool_ops); + netdev->ethtool_ops = &atl1c_ethtool_ops; } diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c b/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c index 82b23861bf55..206e9b7be431 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_ethtool.c @@ -388,5 +388,5 @@ static const struct ethtool_ops atl1e_ethtool_ops = { void atl1e_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &atl1e_ethtool_ops); + netdev->ethtool_ops = &atl1e_ethtool_ops; } diff --git a/drivers/net/ethernet/atheros/atlx/atl2.c b/drivers/net/ethernet/atheros/atlx/atl2.c index 78befb522a52..2587fed7b02c 100644 --- a/drivers/net/ethernet/atheros/atlx/atl2.c +++ b/drivers/net/ethernet/atheros/atlx/atl2.c @@ -1396,7 +1396,7 @@ static int atl2_probe(struct pci_dev *pdev, const struct pci_device_id *ent) atl2_setup_pcicmd(pdev); netdev->netdev_ops = &atl2_netdev_ops; - SET_ETHTOOL_OPS(netdev, &atl2_ethtool_ops); + netdev->ethtool_ops = &atl2_ethtool_ops; netdev->watchdog_timeo = 5 * HZ; strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1); diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index 85dbddd03722..3e488094b073 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -150,4 +150,15 @@ config BGMAC In case of using this driver on BCM4706 it's also requires to enable BCMA_DRIVER_GMAC_CMN to make it work. +config SYSTEMPORT + tristate "Broadcom SYSTEMPORT internal MAC support" + depends on OF + select MII + select PHYLIB + select FIXED_PHY if SYSTEMPORT=y + help + This driver supports the built-in Ethernet MACs found in the + Broadcom BCM7xxx Set Top Box family chipset using an internal + Ethernet switch. + endif # NET_VENDOR_BROADCOM diff --git a/drivers/net/ethernet/broadcom/Makefile b/drivers/net/ethernet/broadcom/Makefile index fd639a0d4c7d..e2a958a657e0 100644 --- a/drivers/net/ethernet/broadcom/Makefile +++ b/drivers/net/ethernet/broadcom/Makefile @@ -11,3 +11,4 @@ obj-$(CONFIG_BNX2X) += bnx2x/ obj-$(CONFIG_SB1250_MAC) += sb1250-mac.o obj-$(CONFIG_TIGON3) += tg3.o obj-$(CONFIG_BGMAC) += bgmac.o +obj-$(CONFIG_SYSTEMPORT) += bcmsysport.o diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index 05ba62589017..ca5a20a48b14 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -2380,7 +2380,7 @@ static int b44_init_one(struct ssb_device *sdev, netif_napi_add(dev, &bp->napi, b44_poll, 64); dev->watchdog_timeo = B44_TX_TIMEOUT; dev->irq = sdev->irq; - SET_ETHTOOL_OPS(dev, &b44_ethtool_ops); + dev->ethtool_ops = &b44_ethtool_ops; err = ssb_bus_powerup(sdev->bus, 0); if (err) { diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c index a7d11f5565d6..3e8d1a88ed3d 100644 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c @@ -1315,8 +1315,7 @@ static const struct bcm_enet_stats bcm_enet_gstrings_stats[] = { }; -#define BCM_ENET_STATS_LEN \ - (sizeof(bcm_enet_gstrings_stats) / sizeof(struct bcm_enet_stats)) +#define BCM_ENET_STATS_LEN ARRAY_SIZE(bcm_enet_gstrings_stats) static const u32 unused_mib_regs[] = { ETH_MIB_TX_ALL_OCTETS, @@ -1898,7 +1897,7 @@ static int bcm_enet_probe(struct platform_device *pdev) dev->netdev_ops = &bcm_enet_ops; netif_napi_add(dev, &priv->napi, bcm_enet_poll, 16); - SET_ETHTOOL_OPS(dev, &bcm_enet_ethtool_ops); + dev->ethtool_ops = &bcm_enet_ethtool_ops; SET_NETDEV_DEV(dev, &pdev->dev); ret = register_netdev(dev); @@ -2784,7 +2783,7 @@ static int bcm_enetsw_probe(struct platform_device *pdev) /* register netdevice */ dev->netdev_ops = &bcm_enetsw_ops; netif_napi_add(dev, &priv->napi, bcm_enet_poll, 16); - SET_ETHTOOL_OPS(dev, &bcm_enetsw_ethtool_ops); + dev->ethtool_ops = &bcm_enetsw_ethtool_ops; SET_NETDEV_DEV(dev, &pdev->dev); spin_lock_init(&priv->enetsw_mdio_lock); diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c new file mode 100644 index 000000000000..dc708a888f80 --- /dev/null +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -0,0 +1,1649 @@ +/* + * Broadcom BCM7xxx System Port Ethernet MAC driver + * + * Copyright (C) 2014 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/platform_device.h> +#include <linux/of.h> +#include <linux/of_net.h> +#include <linux/of_mdio.h> +#include <linux/phy.h> +#include <linux/phy_fixed.h> +#include <net/ip.h> +#include <net/ipv6.h> + +#include "bcmsysport.h" + +/* I/O accessors register helpers */ +#define BCM_SYSPORT_IO_MACRO(name, offset) \ +static inline u32 name##_readl(struct bcm_sysport_priv *priv, u32 off) \ +{ \ + u32 reg = __raw_readl(priv->base + offset + off); \ + return reg; \ +} \ +static inline void name##_writel(struct bcm_sysport_priv *priv, \ + u32 val, u32 off) \ +{ \ + __raw_writel(val, priv->base + offset + off); \ +} \ + +BCM_SYSPORT_IO_MACRO(intrl2_0, SYS_PORT_INTRL2_0_OFFSET); +BCM_SYSPORT_IO_MACRO(intrl2_1, SYS_PORT_INTRL2_1_OFFSET); +BCM_SYSPORT_IO_MACRO(umac, SYS_PORT_UMAC_OFFSET); +BCM_SYSPORT_IO_MACRO(tdma, SYS_PORT_TDMA_OFFSET); +BCM_SYSPORT_IO_MACRO(rdma, SYS_PORT_RDMA_OFFSET); +BCM_SYSPORT_IO_MACRO(rxchk, SYS_PORT_RXCHK_OFFSET); +BCM_SYSPORT_IO_MACRO(txchk, SYS_PORT_TXCHK_OFFSET); +BCM_SYSPORT_IO_MACRO(rbuf, SYS_PORT_RBUF_OFFSET); +BCM_SYSPORT_IO_MACRO(tbuf, SYS_PORT_TBUF_OFFSET); +BCM_SYSPORT_IO_MACRO(topctrl, SYS_PORT_TOPCTRL_OFFSET); + +/* L2-interrupt masking/unmasking helpers, does automatic saving of the applied + * mask in a software copy to avoid CPU_MASK_STATUS reads in hot-paths. + */ +#define BCM_SYSPORT_INTR_L2(which) \ +static inline void intrl2_##which##_mask_clear(struct bcm_sysport_priv *priv, \ + u32 mask) \ +{ \ + intrl2_##which##_writel(priv, mask, INTRL2_CPU_MASK_CLEAR); \ + priv->irq##which##_mask &= ~(mask); \ +} \ +static inline void intrl2_##which##_mask_set(struct bcm_sysport_priv *priv, \ + u32 mask) \ +{ \ + intrl2_## which##_writel(priv, mask, INTRL2_CPU_MASK_SET); \ + priv->irq##which##_mask |= (mask); \ +} \ + +BCM_SYSPORT_INTR_L2(0) +BCM_SYSPORT_INTR_L2(1) + +/* Register accesses to GISB/RBUS registers are expensive (few hundred + * nanoseconds), so keep the check for 64-bits explicit here to save + * one register write per-packet on 32-bits platforms. + */ +static inline void dma_desc_set_addr(struct bcm_sysport_priv *priv, + void __iomem *d, + dma_addr_t addr) +{ +#ifdef CONFIG_PHYS_ADDR_T_64BIT + __raw_writel(upper_32_bits(addr) & DESC_ADDR_HI_MASK, + d + DESC_ADDR_HI_STATUS_LEN); +#endif + __raw_writel(lower_32_bits(addr), d + DESC_ADDR_LO); +} + +static inline void tdma_port_write_desc_addr(struct bcm_sysport_priv *priv, + struct dma_desc *desc, + unsigned int port) +{ + /* Ports are latched, so write upper address first */ + tdma_writel(priv, desc->addr_status_len, TDMA_WRITE_PORT_HI(port)); + tdma_writel(priv, desc->addr_lo, TDMA_WRITE_PORT_LO(port)); +} + +/* Ethtool operations */ +static int bcm_sysport_set_settings(struct net_device *dev, + struct ethtool_cmd *cmd) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + + if (!netif_running(dev)) + return -EINVAL; + + return phy_ethtool_sset(priv->phydev, cmd); +} + +static int bcm_sysport_get_settings(struct net_device *dev, + struct ethtool_cmd *cmd) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + + if (!netif_running(dev)) + return -EINVAL; + + return phy_ethtool_gset(priv->phydev, cmd); +} + +static int bcm_sysport_set_rx_csum(struct net_device *dev, + netdev_features_t wanted) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + u32 reg; + + priv->rx_csum_en = !!(wanted & NETIF_F_RXCSUM); + reg = rxchk_readl(priv, RXCHK_CONTROL); + if (priv->rx_csum_en) + reg |= RXCHK_EN; + else + reg &= ~RXCHK_EN; + + /* If UniMAC forwards CRC, we need to skip over it to get + * a valid CHK bit to be set in the per-packet status word + */ + if (priv->rx_csum_en && priv->crc_fwd) + reg |= RXCHK_SKIP_FCS; + else + reg &= ~RXCHK_SKIP_FCS; + + rxchk_writel(priv, reg, RXCHK_CONTROL); + + return 0; +} + +static int bcm_sysport_set_tx_csum(struct net_device *dev, + netdev_features_t wanted) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + u32 reg; + + /* Hardware transmit checksum requires us to enable the Transmit status + * block prepended to the packet contents + */ + priv->tsb_en = !!(wanted & (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM)); + reg = tdma_readl(priv, TDMA_CONTROL); + if (priv->tsb_en) + reg |= TSB_EN; + else + reg &= ~TSB_EN; + tdma_writel(priv, reg, TDMA_CONTROL); + + return 0; +} + +static int bcm_sysport_set_features(struct net_device *dev, + netdev_features_t features) +{ + netdev_features_t changed = features ^ dev->features; + netdev_features_t wanted = dev->wanted_features; + int ret = 0; + + if (changed & NETIF_F_RXCSUM) + ret = bcm_sysport_set_rx_csum(dev, wanted); + if (changed & (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM)) + ret = bcm_sysport_set_tx_csum(dev, wanted); + + return ret; +} + +/* Hardware counters must be kept in sync because the order/offset + * is important here (order in structure declaration = order in hardware) + */ +static const struct bcm_sysport_stats bcm_sysport_gstrings_stats[] = { + /* general stats */ + STAT_NETDEV(rx_packets), + STAT_NETDEV(tx_packets), + STAT_NETDEV(rx_bytes), + STAT_NETDEV(tx_bytes), + STAT_NETDEV(rx_errors), + STAT_NETDEV(tx_errors), + STAT_NETDEV(rx_dropped), + STAT_NETDEV(tx_dropped), + STAT_NETDEV(multicast), + /* UniMAC RSV counters */ + STAT_MIB_RX("rx_64_octets", mib.rx.pkt_cnt.cnt_64), + STAT_MIB_RX("rx_65_127_oct", mib.rx.pkt_cnt.cnt_127), + STAT_MIB_RX("rx_128_255_oct", mib.rx.pkt_cnt.cnt_255), + STAT_MIB_RX("rx_256_511_oct", mib.rx.pkt_cnt.cnt_511), + STAT_MIB_RX("rx_512_1023_oct", mib.rx.pkt_cnt.cnt_1023), + STAT_MIB_RX("rx_1024_1518_oct", mib.rx.pkt_cnt.cnt_1518), + STAT_MIB_RX("rx_vlan_1519_1522_oct", mib.rx.pkt_cnt.cnt_mgv), + STAT_MIB_RX("rx_1522_2047_oct", mib.rx.pkt_cnt.cnt_2047), + STAT_MIB_RX("rx_2048_4095_oct", mib.rx.pkt_cnt.cnt_4095), + STAT_MIB_RX("rx_4096_9216_oct", mib.rx.pkt_cnt.cnt_9216), + STAT_MIB_RX("rx_pkts", mib.rx.pkt), + STAT_MIB_RX("rx_bytes", mib.rx.bytes), + STAT_MIB_RX("rx_multicast", mib.rx.mca), + STAT_MIB_RX("rx_broadcast", mib.rx.bca), + STAT_MIB_RX("rx_fcs", mib.rx.fcs), + STAT_MIB_RX("rx_control", mib.rx.cf), + STAT_MIB_RX("rx_pause", mib.rx.pf), + STAT_MIB_RX("rx_unknown", mib.rx.uo), + STAT_MIB_RX("rx_align", mib.rx.aln), + STAT_MIB_RX("rx_outrange", mib.rx.flr), + STAT_MIB_RX("rx_code", mib.rx.cde), + STAT_MIB_RX("rx_carrier", mib.rx.fcr), + STAT_MIB_RX("rx_oversize", mib.rx.ovr), + STAT_MIB_RX("rx_jabber", mib.rx.jbr), + STAT_MIB_RX("rx_mtu_err", mib.rx.mtue), + STAT_MIB_RX("rx_good_pkts", mib.rx.pok), + STAT_MIB_RX("rx_unicast", mib.rx.uc), + STAT_MIB_RX("rx_ppp", mib.rx.ppp), + STAT_MIB_RX("rx_crc", mib.rx.rcrc), + /* UniMAC TSV counters */ + STAT_MIB_TX("tx_64_octets", mib.tx.pkt_cnt.cnt_64), + STAT_MIB_TX("tx_65_127_oct", mib.tx.pkt_cnt.cnt_127), + STAT_MIB_TX("tx_128_255_oct", mib.tx.pkt_cnt.cnt_255), + STAT_MIB_TX("tx_256_511_oct", mib.tx.pkt_cnt.cnt_511), + STAT_MIB_TX("tx_512_1023_oct", mib.tx.pkt_cnt.cnt_1023), + STAT_MIB_TX("tx_1024_1518_oct", mib.tx.pkt_cnt.cnt_1518), + STAT_MIB_TX("tx_vlan_1519_1522_oct", mib.tx.pkt_cnt.cnt_mgv), + STAT_MIB_TX("tx_1522_2047_oct", mib.tx.pkt_cnt.cnt_2047), + STAT_MIB_TX("tx_2048_4095_oct", mib.tx.pkt_cnt.cnt_4095), + STAT_MIB_TX("tx_4096_9216_oct", mib.tx.pkt_cnt.cnt_9216), + STAT_MIB_TX("tx_pkts", mib.tx.pkts), + STAT_MIB_TX("tx_multicast", mib.tx.mca), + STAT_MIB_TX("tx_broadcast", mib.tx.bca), + STAT_MIB_TX("tx_pause", mib.tx.pf), + STAT_MIB_TX("tx_control", mib.tx.cf), + STAT_MIB_TX("tx_fcs_err", mib.tx.fcs), + STAT_MIB_TX("tx_oversize", mib.tx.ovr), + STAT_MIB_TX("tx_defer", mib.tx.drf), + STAT_MIB_TX("tx_excess_defer", mib.tx.edf), + STAT_MIB_TX("tx_single_col", mib.tx.scl), + STAT_MIB_TX("tx_multi_col", mib.tx.mcl), + STAT_MIB_TX("tx_late_col", mib.tx.lcl), + STAT_MIB_TX("tx_excess_col", mib.tx.ecl), + STAT_MIB_TX("tx_frags", mib.tx.frg), + STAT_MIB_TX("tx_total_col", mib.tx.ncl), + STAT_MIB_TX("tx_jabber", mib.tx.jbr), + STAT_MIB_TX("tx_bytes", mib.tx.bytes), + STAT_MIB_TX("tx_good_pkts", mib.tx.pok), + STAT_MIB_TX("tx_unicast", mib.tx.uc), + /* UniMAC RUNT counters */ + STAT_RUNT("rx_runt_pkts", mib.rx_runt_cnt), + STAT_RUNT("rx_runt_valid_fcs", mib.rx_runt_fcs), + STAT_RUNT("rx_runt_inval_fcs_align", mib.rx_runt_fcs_align), + STAT_RUNT("rx_runt_bytes", mib.rx_runt_bytes), + /* RXCHK misc statistics */ + STAT_RXCHK("rxchk_bad_csum", mib.rxchk_bad_csum, RXCHK_BAD_CSUM_CNTR), + STAT_RXCHK("rxchk_other_pkt_disc", mib.rxchk_other_pkt_disc, + RXCHK_OTHER_DISC_CNTR), + /* RBUF misc statistics */ + STAT_RBUF("rbuf_ovflow_cnt", mib.rbuf_ovflow_cnt, RBUF_OVFL_DISC_CNTR), + STAT_RBUF("rbuf_err_cnt", mib.rbuf_err_cnt, RBUF_ERR_PKT_CNTR), +}; + +#define BCM_SYSPORT_STATS_LEN ARRAY_SIZE(bcm_sysport_gstrings_stats) + +static void bcm_sysport_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver)); + strlcpy(info->version, "0.1", sizeof(info->version)); + strlcpy(info->bus_info, "platform", sizeof(info->bus_info)); + info->n_stats = BCM_SYSPORT_STATS_LEN; +} + +static u32 bcm_sysport_get_msglvl(struct net_device *dev) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + + return priv->msg_enable; +} + +static void bcm_sysport_set_msglvl(struct net_device *dev, u32 enable) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + + priv->msg_enable = enable; +} + +static int bcm_sysport_get_sset_count(struct net_device *dev, int string_set) +{ + switch (string_set) { + case ETH_SS_STATS: + return BCM_SYSPORT_STATS_LEN; + default: + return -EOPNOTSUPP; + } +} + +static void bcm_sysport_get_strings(struct net_device *dev, + u32 stringset, u8 *data) +{ + int i; + + switch (stringset) { + case ETH_SS_STATS: + for (i = 0; i < BCM_SYSPORT_STATS_LEN; i++) { + memcpy(data + i * ETH_GSTRING_LEN, + bcm_sysport_gstrings_stats[i].stat_string, + ETH_GSTRING_LEN); + } + break; + default: + break; + } +} + +static void bcm_sysport_update_mib_counters(struct bcm_sysport_priv *priv) +{ + int i, j = 0; + + for (i = 0; i < BCM_SYSPORT_STATS_LEN; i++) { + const struct bcm_sysport_stats *s; + u8 offset = 0; + u32 val = 0; + char *p; + + s = &bcm_sysport_gstrings_stats[i]; + switch (s->type) { + case BCM_SYSPORT_STAT_NETDEV: + continue; + case BCM_SYSPORT_STAT_MIB_RX: + case BCM_SYSPORT_STAT_MIB_TX: + case BCM_SYSPORT_STAT_RUNT: + if (s->type != BCM_SYSPORT_STAT_MIB_RX) + offset = UMAC_MIB_STAT_OFFSET; + val = umac_readl(priv, UMAC_MIB_START + j + offset); + break; + case BCM_SYSPORT_STAT_RXCHK: + val = rxchk_readl(priv, s->reg_offset); + if (val == ~0) + rxchk_writel(priv, 0, s->reg_offset); + break; + case BCM_SYSPORT_STAT_RBUF: + val = rbuf_readl(priv, s->reg_offset); + if (val == ~0) + rbuf_writel(priv, 0, s->reg_offset); + break; + } + + j += s->stat_sizeof; + p = (char *)priv + s->stat_offset; + *(u32 *)p = val; + } + + netif_dbg(priv, hw, priv->netdev, "updated MIB counters\n"); +} + +static void bcm_sysport_get_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *data) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + int i; + + if (netif_running(dev)) + bcm_sysport_update_mib_counters(priv); + + for (i = 0; i < BCM_SYSPORT_STATS_LEN; i++) { + const struct bcm_sysport_stats *s; + char *p; + + s = &bcm_sysport_gstrings_stats[i]; + if (s->type == BCM_SYSPORT_STAT_NETDEV) + p = (char *)&dev->stats; + else + p = (char *)priv; + p += s->stat_offset; + data[i] = *(u32 *)p; + } +} + +static void bcm_sysport_free_cb(struct bcm_sysport_cb *cb) +{ + dev_kfree_skb_any(cb->skb); + cb->skb = NULL; + dma_unmap_addr_set(cb, dma_addr, 0); +} + +static int bcm_sysport_rx_refill(struct bcm_sysport_priv *priv, + struct bcm_sysport_cb *cb) +{ + struct device *kdev = &priv->pdev->dev; + struct net_device *ndev = priv->netdev; + dma_addr_t mapping; + int ret; + + cb->skb = netdev_alloc_skb(priv->netdev, RX_BUF_LENGTH); + if (!cb->skb) { + netif_err(priv, rx_err, ndev, "SKB alloc failed\n"); + return -ENOMEM; + } + + mapping = dma_map_single(kdev, cb->skb->data, + RX_BUF_LENGTH, DMA_FROM_DEVICE); + ret = dma_mapping_error(kdev, mapping); + if (ret) { + bcm_sysport_free_cb(cb); + netif_err(priv, rx_err, ndev, "DMA mapping failure\n"); + return ret; + } + + dma_unmap_addr_set(cb, dma_addr, mapping); + dma_desc_set_addr(priv, priv->rx_bd_assign_ptr, mapping); + + priv->rx_bd_assign_index++; + priv->rx_bd_assign_index &= (priv->num_rx_bds - 1); + priv->rx_bd_assign_ptr = priv->rx_bds + + (priv->rx_bd_assign_index * DESC_SIZE); + + netif_dbg(priv, rx_status, ndev, "RX refill\n"); + + return 0; +} + +static int bcm_sysport_alloc_rx_bufs(struct bcm_sysport_priv *priv) +{ + struct bcm_sysport_cb *cb; + int ret = 0; + unsigned int i; + + for (i = 0; i < priv->num_rx_bds; i++) { + cb = &priv->rx_cbs[priv->rx_bd_assign_index]; + if (cb->skb) + continue; + + ret = bcm_sysport_rx_refill(priv, cb); + if (ret) + break; + } + + return ret; +} + +/* Poll the hardware for up to budget packets to process */ +static unsigned int bcm_sysport_desc_rx(struct bcm_sysport_priv *priv, + unsigned int budget) +{ + struct device *kdev = &priv->pdev->dev; + struct net_device *ndev = priv->netdev; + unsigned int processed = 0, to_process; + struct bcm_sysport_cb *cb; + struct sk_buff *skb; + unsigned int p_index; + u16 len, status; + struct rsb *rsb; + + /* Determine how much we should process since last call */ + p_index = rdma_readl(priv, RDMA_PROD_INDEX); + p_index &= RDMA_PROD_INDEX_MASK; + + if (p_index < priv->rx_c_index) + to_process = (RDMA_CONS_INDEX_MASK + 1) - + priv->rx_c_index + p_index; + else + to_process = p_index - priv->rx_c_index; + + netif_dbg(priv, rx_status, ndev, + "p_index=%d rx_c_index=%d to_process=%d\n", + p_index, priv->rx_c_index, to_process); + + while ((processed < to_process) && + (processed < budget)) { + + cb = &priv->rx_cbs[priv->rx_read_ptr]; + skb = cb->skb; + dma_unmap_single(kdev, dma_unmap_addr(cb, dma_addr), + RX_BUF_LENGTH, DMA_FROM_DEVICE); + + /* Extract the Receive Status Block prepended */ + rsb = (struct rsb *)skb->data; + len = (rsb->rx_status_len >> DESC_LEN_SHIFT) & DESC_LEN_MASK; + status = (rsb->rx_status_len >> DESC_STATUS_SHIFT) & + DESC_STATUS_MASK; + + processed++; + priv->rx_read_ptr++; + if (priv->rx_read_ptr == priv->num_rx_bds) + priv->rx_read_ptr = 0; + + netif_dbg(priv, rx_status, ndev, + "p=%d, c=%d, rd_ptr=%d, len=%d, flag=0x%04x\n", + p_index, priv->rx_c_index, priv->rx_read_ptr, + len, status); + + if (unlikely(!skb)) { + netif_err(priv, rx_err, ndev, "out of memory!\n"); + ndev->stats.rx_dropped++; + ndev->stats.rx_errors++; + goto refill; + } + + if (unlikely(!(status & DESC_EOP) || !(status & DESC_SOP))) { + netif_err(priv, rx_status, ndev, "fragmented packet!\n"); + ndev->stats.rx_dropped++; + ndev->stats.rx_errors++; + bcm_sysport_free_cb(cb); + goto refill; + } + + if (unlikely(status & (RX_STATUS_ERR | RX_STATUS_OVFLOW))) { + netif_err(priv, rx_err, ndev, "error packet\n"); + if (RX_STATUS_OVFLOW) + ndev->stats.rx_over_errors++; + ndev->stats.rx_dropped++; + ndev->stats.rx_errors++; + bcm_sysport_free_cb(cb); + goto refill; + } + + skb_put(skb, len); + + /* Hardware validated our checksum */ + if (likely(status & DESC_L4_CSUM)) + skb->ip_summed = CHECKSUM_UNNECESSARY; + + /* Hardware pre-pends packets with 2bytes between Ethernet + * and IP header plus we have the Receive Status Block, strip + * off all of this from the SKB. + */ + skb_pull(skb, sizeof(*rsb) + 2); + len -= (sizeof(*rsb) + 2); + + /* UniMAC may forward CRC */ + if (priv->crc_fwd) { + skb_trim(skb, len - ETH_FCS_LEN); + len -= ETH_FCS_LEN; + } + + skb->protocol = eth_type_trans(skb, ndev); + ndev->stats.rx_packets++; + ndev->stats.rx_bytes += len; + + napi_gro_receive(&priv->napi, skb); +refill: + bcm_sysport_rx_refill(priv, cb); + } + + return processed; +} + +static void bcm_sysport_tx_reclaim_one(struct bcm_sysport_priv *priv, + struct bcm_sysport_cb *cb, + unsigned int *bytes_compl, + unsigned int *pkts_compl) +{ + struct device *kdev = &priv->pdev->dev; + struct net_device *ndev = priv->netdev; + + if (cb->skb) { + ndev->stats.tx_bytes += cb->skb->len; + *bytes_compl += cb->skb->len; + dma_unmap_single(kdev, dma_unmap_addr(cb, dma_addr), + dma_unmap_len(cb, dma_len), + DMA_TO_DEVICE); + ndev->stats.tx_packets++; + (*pkts_compl)++; + bcm_sysport_free_cb(cb); + /* SKB fragment */ + } else if (dma_unmap_addr(cb, dma_addr)) { + ndev->stats.tx_bytes += dma_unmap_len(cb, dma_len); + dma_unmap_page(kdev, dma_unmap_addr(cb, dma_addr), + dma_unmap_len(cb, dma_len), DMA_TO_DEVICE); + dma_unmap_addr_set(cb, dma_addr, 0); + } +} + +/* Reclaim queued SKBs for transmission completion, lockless version */ +static unsigned int __bcm_sysport_tx_reclaim(struct bcm_sysport_priv *priv, + struct bcm_sysport_tx_ring *ring) +{ + struct net_device *ndev = priv->netdev; + unsigned int c_index, last_c_index, last_tx_cn, num_tx_cbs; + unsigned int pkts_compl = 0, bytes_compl = 0; + struct bcm_sysport_cb *cb; + struct netdev_queue *txq; + u32 hw_ind; + + txq = netdev_get_tx_queue(ndev, ring->index); + + /* Compute how many descriptors have been processed since last call */ + hw_ind = tdma_readl(priv, TDMA_DESC_RING_PROD_CONS_INDEX(ring->index)); + c_index = (hw_ind >> RING_CONS_INDEX_SHIFT) & RING_CONS_INDEX_MASK; + ring->p_index = (hw_ind & RING_PROD_INDEX_MASK); + + last_c_index = ring->c_index; + num_tx_cbs = ring->size; + + c_index &= (num_tx_cbs - 1); + + if (c_index >= last_c_index) + last_tx_cn = c_index - last_c_index; + else + last_tx_cn = num_tx_cbs - last_c_index + c_index; + + netif_dbg(priv, tx_done, ndev, + "ring=%d c_index=%d last_tx_cn=%d last_c_index=%d\n", + ring->index, c_index, last_tx_cn, last_c_index); + + while (last_tx_cn-- > 0) { + cb = ring->cbs + last_c_index; + bcm_sysport_tx_reclaim_one(priv, cb, &bytes_compl, &pkts_compl); + + ring->desc_count++; + last_c_index++; + last_c_index &= (num_tx_cbs - 1); + } + + ring->c_index = c_index; + + if (netif_tx_queue_stopped(txq) && pkts_compl) + netif_tx_wake_queue(txq); + + netif_dbg(priv, tx_done, ndev, + "ring=%d c_index=%d pkts_compl=%d, bytes_compl=%d\n", + ring->index, ring->c_index, pkts_compl, bytes_compl); + + return pkts_compl; +} + +/* Locked version of the per-ring TX reclaim routine */ +static unsigned int bcm_sysport_tx_reclaim(struct bcm_sysport_priv *priv, + struct bcm_sysport_tx_ring *ring) +{ + unsigned int released; + + spin_lock(&ring->lock); + released = __bcm_sysport_tx_reclaim(priv, ring); + spin_unlock(&ring->lock); + + return released; +} + +static int bcm_sysport_tx_poll(struct napi_struct *napi, int budget) +{ + struct bcm_sysport_tx_ring *ring = + container_of(napi, struct bcm_sysport_tx_ring, napi); + unsigned int work_done = 0; + + work_done = bcm_sysport_tx_reclaim(ring->priv, ring); + + if (work_done < budget) { + napi_complete(napi); + /* re-enable TX interrupt */ + intrl2_1_mask_clear(ring->priv, BIT(ring->index)); + } + + return work_done; +} + +static void bcm_sysport_tx_reclaim_all(struct bcm_sysport_priv *priv) +{ + unsigned int q; + + for (q = 0; q < priv->netdev->num_tx_queues; q++) + bcm_sysport_tx_reclaim(priv, &priv->tx_rings[q]); +} + +static int bcm_sysport_poll(struct napi_struct *napi, int budget) +{ + struct bcm_sysport_priv *priv = + container_of(napi, struct bcm_sysport_priv, napi); + unsigned int work_done = 0; + + work_done = bcm_sysport_desc_rx(priv, budget); + + priv->rx_c_index += work_done; + priv->rx_c_index &= RDMA_CONS_INDEX_MASK; + rdma_writel(priv, priv->rx_c_index, RDMA_CONS_INDEX); + + if (work_done < budget) { + napi_complete(napi); + /* re-enable RX interrupts */ + intrl2_0_mask_clear(priv, INTRL2_0_RDMA_MBDONE); + } + + return work_done; +} + + +/* RX and misc interrupt routine */ +static irqreturn_t bcm_sysport_rx_isr(int irq, void *dev_id) +{ + struct net_device *dev = dev_id; + struct bcm_sysport_priv *priv = netdev_priv(dev); + + priv->irq0_stat = intrl2_0_readl(priv, INTRL2_CPU_STATUS) & + ~intrl2_0_readl(priv, INTRL2_CPU_MASK_STATUS); + intrl2_0_writel(priv, priv->irq0_stat, INTRL2_CPU_CLEAR); + + if (unlikely(priv->irq0_stat == 0)) { + netdev_warn(priv->netdev, "spurious RX interrupt\n"); + return IRQ_NONE; + } + + if (priv->irq0_stat & INTRL2_0_RDMA_MBDONE) { + if (likely(napi_schedule_prep(&priv->napi))) { + /* disable RX interrupts */ + intrl2_0_mask_set(priv, INTRL2_0_RDMA_MBDONE); + __napi_schedule(&priv->napi); + } + } + + /* TX ring is full, perform a full reclaim since we do not know + * which one would trigger this interrupt + */ + if (priv->irq0_stat & INTRL2_0_TX_RING_FULL) + bcm_sysport_tx_reclaim_all(priv); + + return IRQ_HANDLED; +} + +/* TX interrupt service routine */ +static irqreturn_t bcm_sysport_tx_isr(int irq, void *dev_id) +{ + struct net_device *dev = dev_id; + struct bcm_sysport_priv *priv = netdev_priv(dev); + struct bcm_sysport_tx_ring *txr; + unsigned int ring; + + priv->irq1_stat = intrl2_1_readl(priv, INTRL2_CPU_STATUS) & + ~intrl2_1_readl(priv, INTRL2_CPU_MASK_STATUS); + intrl2_1_writel(priv, 0xffffffff, INTRL2_CPU_CLEAR); + + if (unlikely(priv->irq1_stat == 0)) { + netdev_warn(priv->netdev, "spurious TX interrupt\n"); + return IRQ_NONE; + } + + for (ring = 0; ring < dev->num_tx_queues; ring++) { + if (!(priv->irq1_stat & BIT(ring))) + continue; + + txr = &priv->tx_rings[ring]; + + if (likely(napi_schedule_prep(&txr->napi))) { + intrl2_1_mask_set(priv, BIT(ring)); + __napi_schedule(&txr->napi); + } + } + + return IRQ_HANDLED; +} + +static int bcm_sysport_insert_tsb(struct sk_buff *skb, struct net_device *dev) +{ + struct sk_buff *nskb; + struct tsb *tsb; + u32 csum_info; + u8 ip_proto; + u16 csum_start; + u16 ip_ver; + + /* Re-allocate SKB if needed */ + if (unlikely(skb_headroom(skb) < sizeof(*tsb))) { + nskb = skb_realloc_headroom(skb, sizeof(*tsb)); + dev_kfree_skb(skb); + if (!nskb) { + dev->stats.tx_errors++; + dev->stats.tx_dropped++; + return -ENOMEM; + } + skb = nskb; + } + + tsb = (struct tsb *)skb_push(skb, sizeof(*tsb)); + /* Zero-out TSB by default */ + memset(tsb, 0, sizeof(*tsb)); + + if (skb->ip_summed == CHECKSUM_PARTIAL) { + ip_ver = htons(skb->protocol); + switch (ip_ver) { + case ETH_P_IP: + ip_proto = ip_hdr(skb)->protocol; + break; + case ETH_P_IPV6: + ip_proto = ipv6_hdr(skb)->nexthdr; + break; + default: + return 0; + } + + /* Get the checksum offset and the L4 (transport) offset */ + csum_start = skb_checksum_start_offset(skb) - sizeof(*tsb); + csum_info = (csum_start + skb->csum_offset) & L4_CSUM_PTR_MASK; + csum_info |= (csum_start << L4_PTR_SHIFT); + + if (ip_proto == IPPROTO_TCP || ip_proto == IPPROTO_UDP) { + csum_info |= L4_LENGTH_VALID; + if (ip_proto == IPPROTO_UDP && ip_ver == ETH_P_IP) + csum_info |= L4_UDP; + } else + csum_info = 0; + + tsb->l4_ptr_dest_map = csum_info; + } + + return 0; +} + +static netdev_tx_t bcm_sysport_xmit(struct sk_buff *skb, + struct net_device *dev) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + struct device *kdev = &priv->pdev->dev; + struct bcm_sysport_tx_ring *ring; + struct bcm_sysport_cb *cb; + struct netdev_queue *txq; + struct dma_desc *desc; + unsigned int skb_len; + dma_addr_t mapping; + u32 len_status; + u16 queue; + int ret; + + queue = skb_get_queue_mapping(skb); + txq = netdev_get_tx_queue(dev, queue); + ring = &priv->tx_rings[queue]; + + /* lock against tx reclaim in BH context */ + spin_lock(&ring->lock); + if (unlikely(ring->desc_count == 0)) { + netif_tx_stop_queue(txq); + netdev_err(dev, "queue %d awake and ring full!\n", queue); + ret = NETDEV_TX_BUSY; + goto out; + } + + /* Insert TSB and checksum infos */ + if (priv->tsb_en) { + ret = bcm_sysport_insert_tsb(skb, dev); + if (ret) { + ret = NETDEV_TX_OK; + goto out; + } + } + + /* The Ethernet switch we are interfaced with needs packets to be at + * least 64 bytes (including FCS) otherwise they will be discarded when + * they enter the switch port logic. When Broadcom tags are enabled, we + * need to make sure that packets are at least 68 bytes + * (including FCS and tag) because the length verification is done after + * the Broadcom tag is stripped off the ingress packet. + */ + if (skb_padto(skb, ETH_ZLEN + ENET_BRCM_TAG_LEN)) { + ret = NETDEV_TX_OK; + goto out; + } + + skb_len = skb->len < ETH_ZLEN + ENET_BRCM_TAG_LEN ? + ETH_ZLEN + ENET_BRCM_TAG_LEN : skb->len; + + mapping = dma_map_single(kdev, skb->data, skb_len, DMA_TO_DEVICE); + if (dma_mapping_error(kdev, mapping)) { + netif_err(priv, tx_err, dev, "DMA map failed at %p (len=%d)\n", + skb->data, skb_len); + ret = NETDEV_TX_OK; + goto out; + } + + /* Remember the SKB for future freeing */ + cb = &ring->cbs[ring->curr_desc]; + cb->skb = skb; + dma_unmap_addr_set(cb, dma_addr, mapping); + dma_unmap_len_set(cb, dma_len, skb_len); + + /* Fetch a descriptor entry from our pool */ + desc = ring->desc_cpu; + + desc->addr_lo = lower_32_bits(mapping); + len_status = upper_32_bits(mapping) & DESC_ADDR_HI_MASK; + len_status |= (skb_len << DESC_LEN_SHIFT); + len_status |= (DESC_SOP | DESC_EOP | TX_STATUS_APP_CRC) << + DESC_STATUS_SHIFT; + if (skb->ip_summed == CHECKSUM_PARTIAL) + len_status |= (DESC_L4_CSUM << DESC_STATUS_SHIFT); + + ring->curr_desc++; + if (ring->curr_desc == ring->size) + ring->curr_desc = 0; + ring->desc_count--; + + /* Ensure write completion of the descriptor status/length + * in DRAM before the System Port WRITE_PORT register latches + * the value + */ + wmb(); + desc->addr_status_len = len_status; + wmb(); + + /* Write this descriptor address to the RING write port */ + tdma_port_write_desc_addr(priv, desc, ring->index); + + /* Check ring space and update SW control flow */ + if (ring->desc_count == 0) + netif_tx_stop_queue(txq); + + netif_dbg(priv, tx_queued, dev, "ring=%d desc_count=%d, curr_desc=%d\n", + ring->index, ring->desc_count, ring->curr_desc); + + ret = NETDEV_TX_OK; +out: + spin_unlock(&ring->lock); + return ret; +} + +static void bcm_sysport_tx_timeout(struct net_device *dev) +{ + netdev_warn(dev, "transmit timeout!\n"); + + dev->trans_start = jiffies; + dev->stats.tx_errors++; + + netif_tx_wake_all_queues(dev); +} + +/* phylib adjust link callback */ +static void bcm_sysport_adj_link(struct net_device *dev) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + struct phy_device *phydev = priv->phydev; + unsigned int changed = 0; + u32 cmd_bits = 0, reg; + + if (priv->old_link != phydev->link) { + changed = 1; + priv->old_link = phydev->link; + } + + if (priv->old_duplex != phydev->duplex) { + changed = 1; + priv->old_duplex = phydev->duplex; + } + + switch (phydev->speed) { + case SPEED_2500: + cmd_bits = CMD_SPEED_2500; + break; + case SPEED_1000: + cmd_bits = CMD_SPEED_1000; + break; + case SPEED_100: + cmd_bits = CMD_SPEED_100; + break; + case SPEED_10: + cmd_bits = CMD_SPEED_10; + break; + default: + break; + } + cmd_bits <<= CMD_SPEED_SHIFT; + + if (phydev->duplex == DUPLEX_HALF) + cmd_bits |= CMD_HD_EN; + + if (priv->old_pause != phydev->pause) { + changed = 1; + priv->old_pause = phydev->pause; + } + + if (!phydev->pause) + cmd_bits |= CMD_RX_PAUSE_IGNORE | CMD_TX_PAUSE_IGNORE; + + if (changed) { + reg = umac_readl(priv, UMAC_CMD); + reg &= ~((CMD_SPEED_MASK << CMD_SPEED_SHIFT) | + CMD_HD_EN | CMD_RX_PAUSE_IGNORE | + CMD_TX_PAUSE_IGNORE); + reg |= cmd_bits; + umac_writel(priv, reg, UMAC_CMD); + + phy_print_status(priv->phydev); + } +} + +static int bcm_sysport_init_tx_ring(struct bcm_sysport_priv *priv, + unsigned int index) +{ + struct bcm_sysport_tx_ring *ring = &priv->tx_rings[index]; + struct device *kdev = &priv->pdev->dev; + size_t size; + void *p; + u32 reg; + + /* Simple descriptors partitioning for now */ + size = 256; + + /* We just need one DMA descriptor which is DMA-able, since writing to + * the port will allocate a new descriptor in its internal linked-list + */ + p = dma_zalloc_coherent(kdev, 1, &ring->desc_dma, GFP_KERNEL); + if (!p) { + netif_err(priv, hw, priv->netdev, "DMA alloc failed\n"); + return -ENOMEM; + } + + ring->cbs = kzalloc(sizeof(struct bcm_sysport_cb) * size, GFP_KERNEL); + if (!ring->cbs) { + netif_err(priv, hw, priv->netdev, "CB allocation failed\n"); + return -ENOMEM; + } + + /* Initialize SW view of the ring */ + spin_lock_init(&ring->lock); + ring->priv = priv; + netif_napi_add(priv->netdev, &ring->napi, bcm_sysport_tx_poll, 64); + ring->index = index; + ring->size = size; + ring->alloc_size = ring->size; + ring->desc_cpu = p; + ring->desc_count = ring->size; + ring->curr_desc = 0; + + /* Initialize HW ring */ + tdma_writel(priv, RING_EN, TDMA_DESC_RING_HEAD_TAIL_PTR(index)); + tdma_writel(priv, 0, TDMA_DESC_RING_COUNT(index)); + tdma_writel(priv, 1, TDMA_DESC_RING_INTR_CONTROL(index)); + tdma_writel(priv, 0, TDMA_DESC_RING_PROD_CONS_INDEX(index)); + tdma_writel(priv, RING_IGNORE_STATUS, TDMA_DESC_RING_MAPPING(index)); + tdma_writel(priv, 0, TDMA_DESC_RING_PCP_DEI_VID(index)); + + /* Program the number of descriptors as MAX_THRESHOLD and half of + * its size for the hysteresis trigger + */ + tdma_writel(priv, ring->size | + 1 << RING_HYST_THRESH_SHIFT, + TDMA_DESC_RING_MAX_HYST(index)); + + /* Enable the ring queue in the arbiter */ + reg = tdma_readl(priv, TDMA_TIER1_ARB_0_QUEUE_EN); + reg |= (1 << index); + tdma_writel(priv, reg, TDMA_TIER1_ARB_0_QUEUE_EN); + + napi_enable(&ring->napi); + + netif_dbg(priv, hw, priv->netdev, + "TDMA cfg, size=%d, desc_cpu=%p\n", + ring->size, ring->desc_cpu); + + return 0; +} + +static void bcm_sysport_fini_tx_ring(struct bcm_sysport_priv *priv, + unsigned int index) +{ + struct bcm_sysport_tx_ring *ring = &priv->tx_rings[index]; + struct device *kdev = &priv->pdev->dev; + u32 reg; + + /* Caller should stop the TDMA engine */ + reg = tdma_readl(priv, TDMA_STATUS); + if (!(reg & TDMA_DISABLED)) + netdev_warn(priv->netdev, "TDMA not stopped!\n"); + + napi_disable(&ring->napi); + netif_napi_del(&ring->napi); + + bcm_sysport_tx_reclaim(priv, ring); + + kfree(ring->cbs); + ring->cbs = NULL; + + if (ring->desc_dma) { + dma_free_coherent(kdev, 1, ring->desc_cpu, ring->desc_dma); + ring->desc_dma = 0; + } + ring->size = 0; + ring->alloc_size = 0; + + netif_dbg(priv, hw, priv->netdev, "TDMA fini done\n"); +} + +/* RDMA helper */ +static inline int rdma_enable_set(struct bcm_sysport_priv *priv, + unsigned int enable) +{ + unsigned int timeout = 1000; + u32 reg; + + reg = rdma_readl(priv, RDMA_CONTROL); + if (enable) + reg |= RDMA_EN; + else + reg &= ~RDMA_EN; + rdma_writel(priv, reg, RDMA_CONTROL); + + /* Poll for RMDA disabling completion */ + do { + reg = rdma_readl(priv, RDMA_STATUS); + if (!!(reg & RDMA_DISABLED) == !enable) + return 0; + usleep_range(1000, 2000); + } while (timeout-- > 0); + + netdev_err(priv->netdev, "timeout waiting for RDMA to finish\n"); + + return -ETIMEDOUT; +} + +/* TDMA helper */ +static inline int tdma_enable_set(struct bcm_sysport_priv *priv, + unsigned int enable) +{ + unsigned int timeout = 1000; + u32 reg; + + reg = tdma_readl(priv, TDMA_CONTROL); + if (enable) + reg |= TDMA_EN; + else + reg &= ~TDMA_EN; + tdma_writel(priv, reg, TDMA_CONTROL); + + /* Poll for TMDA disabling completion */ + do { + reg = tdma_readl(priv, TDMA_STATUS); + if (!!(reg & TDMA_DISABLED) == !enable) + return 0; + + usleep_range(1000, 2000); + } while (timeout-- > 0); + + netdev_err(priv->netdev, "timeout waiting for TDMA to finish\n"); + + return -ETIMEDOUT; +} + +static int bcm_sysport_init_rx_ring(struct bcm_sysport_priv *priv) +{ + u32 reg; + int ret; + + /* Initialize SW view of the RX ring */ + priv->num_rx_bds = NUM_RX_DESC; + priv->rx_bds = priv->base + SYS_PORT_RDMA_OFFSET; + priv->rx_bd_assign_ptr = priv->rx_bds; + priv->rx_bd_assign_index = 0; + priv->rx_c_index = 0; + priv->rx_read_ptr = 0; + priv->rx_cbs = kzalloc(priv->num_rx_bds * + sizeof(struct bcm_sysport_cb), GFP_KERNEL); + if (!priv->rx_cbs) { + netif_err(priv, hw, priv->netdev, "CB allocation failed\n"); + return -ENOMEM; + } + + ret = bcm_sysport_alloc_rx_bufs(priv); + if (ret) { + netif_err(priv, hw, priv->netdev, "SKB allocation failed\n"); + return ret; + } + + /* Initialize HW, ensure RDMA is disabled */ + reg = rdma_readl(priv, RDMA_STATUS); + if (!(reg & RDMA_DISABLED)) + rdma_enable_set(priv, 0); + + rdma_writel(priv, 0, RDMA_WRITE_PTR_LO); + rdma_writel(priv, 0, RDMA_WRITE_PTR_HI); + rdma_writel(priv, 0, RDMA_PROD_INDEX); + rdma_writel(priv, 0, RDMA_CONS_INDEX); + rdma_writel(priv, priv->num_rx_bds << RDMA_RING_SIZE_SHIFT | + RX_BUF_LENGTH, RDMA_RING_BUF_SIZE); + /* Operate the queue in ring mode */ + rdma_writel(priv, 0, RDMA_START_ADDR_HI); + rdma_writel(priv, 0, RDMA_START_ADDR_LO); + rdma_writel(priv, 0, RDMA_END_ADDR_HI); + rdma_writel(priv, NUM_HW_RX_DESC_WORDS - 1, RDMA_END_ADDR_LO); + + rdma_writel(priv, 1, RDMA_MBDONE_INTR); + + netif_dbg(priv, hw, priv->netdev, + "RDMA cfg, num_rx_bds=%d, rx_bds=%p\n", + priv->num_rx_bds, priv->rx_bds); + + return 0; +} + +static void bcm_sysport_fini_rx_ring(struct bcm_sysport_priv *priv) +{ + struct bcm_sysport_cb *cb; + unsigned int i; + u32 reg; + + /* Caller should ensure RDMA is disabled */ + reg = rdma_readl(priv, RDMA_STATUS); + if (!(reg & RDMA_DISABLED)) + netdev_warn(priv->netdev, "RDMA not stopped!\n"); + + for (i = 0; i < priv->num_rx_bds; i++) { + cb = &priv->rx_cbs[i]; + if (dma_unmap_addr(cb, dma_addr)) + dma_unmap_single(&priv->pdev->dev, + dma_unmap_addr(cb, dma_addr), + RX_BUF_LENGTH, DMA_FROM_DEVICE); + bcm_sysport_free_cb(cb); + } + + kfree(priv->rx_cbs); + priv->rx_cbs = NULL; + + netif_dbg(priv, hw, priv->netdev, "RDMA fini done\n"); +} + +static void bcm_sysport_set_rx_mode(struct net_device *dev) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + u32 reg; + + reg = umac_readl(priv, UMAC_CMD); + if (dev->flags & IFF_PROMISC) + reg |= CMD_PROMISC; + else + reg &= ~CMD_PROMISC; + umac_writel(priv, reg, UMAC_CMD); + + /* No support for ALLMULTI */ + if (dev->flags & IFF_ALLMULTI) + return; +} + +static inline void umac_enable_set(struct bcm_sysport_priv *priv, + unsigned int enable) +{ + u32 reg; + + reg = umac_readl(priv, UMAC_CMD); + if (enable) + reg |= CMD_RX_EN | CMD_TX_EN; + else + reg &= ~(CMD_RX_EN | CMD_TX_EN); + umac_writel(priv, reg, UMAC_CMD); + + /* UniMAC stops on a packet boundary, wait for a full-sized packet + * to be processed (1 msec). + */ + if (enable == 0) + usleep_range(1000, 2000); +} + +static inline int umac_reset(struct bcm_sysport_priv *priv) +{ + unsigned int timeout = 0; + u32 reg; + int ret = 0; + + umac_writel(priv, 0, UMAC_CMD); + while (timeout++ < 1000) { + reg = umac_readl(priv, UMAC_CMD); + if (!(reg & CMD_SW_RESET)) + break; + + udelay(1); + } + + if (timeout == 1000) { + dev_err(&priv->pdev->dev, + "timeout waiting for MAC to come out of reset\n"); + ret = -ETIMEDOUT; + } + + return ret; +} + +static void umac_set_hw_addr(struct bcm_sysport_priv *priv, + unsigned char *addr) +{ + umac_writel(priv, (addr[0] << 24) | (addr[1] << 16) | + (addr[2] << 8) | addr[3], UMAC_MAC0); + umac_writel(priv, (addr[4] << 8) | addr[5], UMAC_MAC1); +} + +static void topctrl_flush(struct bcm_sysport_priv *priv) +{ + topctrl_writel(priv, RX_FLUSH, RX_FLUSH_CNTL); + topctrl_writel(priv, TX_FLUSH, TX_FLUSH_CNTL); + mdelay(1); + topctrl_writel(priv, 0, RX_FLUSH_CNTL); + topctrl_writel(priv, 0, TX_FLUSH_CNTL); +} + +static int bcm_sysport_open(struct net_device *dev) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + unsigned int i; + u32 reg; + int ret; + + /* Reset UniMAC */ + ret = umac_reset(priv); + if (ret) { + netdev_err(dev, "UniMAC reset failed\n"); + return ret; + } + + /* Flush TX and RX FIFOs at TOPCTRL level */ + topctrl_flush(priv); + + /* Disable the UniMAC RX/TX */ + umac_enable_set(priv, 0); + + /* Enable RBUF 2bytes alignment and Receive Status Block */ + reg = rbuf_readl(priv, RBUF_CONTROL); + reg |= RBUF_4B_ALGN | RBUF_RSB_EN; + rbuf_writel(priv, reg, RBUF_CONTROL); + + /* Set maximum frame length */ + umac_writel(priv, UMAC_MAX_MTU_SIZE, UMAC_MAX_FRAME_LEN); + + /* Set MAC address */ + umac_set_hw_addr(priv, dev->dev_addr); + + /* Read CRC forward */ + priv->crc_fwd = !!(umac_readl(priv, UMAC_CMD) & CMD_CRC_FWD); + + priv->phydev = of_phy_connect(dev, priv->phy_dn, bcm_sysport_adj_link, + 0, priv->phy_interface); + if (!priv->phydev) { + netdev_err(dev, "could not attach to PHY\n"); + return -ENODEV; + } + + /* Reset house keeping link status */ + priv->old_duplex = -1; + priv->old_link = -1; + priv->old_pause = -1; + + /* mask all interrupts and request them */ + intrl2_0_writel(priv, 0xffffffff, INTRL2_CPU_MASK_SET); + intrl2_0_writel(priv, 0xffffffff, INTRL2_CPU_CLEAR); + intrl2_0_writel(priv, 0, INTRL2_CPU_MASK_CLEAR); + intrl2_1_writel(priv, 0xffffffff, INTRL2_CPU_MASK_SET); + intrl2_1_writel(priv, 0xffffffff, INTRL2_CPU_CLEAR); + intrl2_1_writel(priv, 0, INTRL2_CPU_MASK_CLEAR); + + ret = request_irq(priv->irq0, bcm_sysport_rx_isr, 0, dev->name, dev); + if (ret) { + netdev_err(dev, "failed to request RX interrupt\n"); + goto out_phy_disconnect; + } + + ret = request_irq(priv->irq1, bcm_sysport_tx_isr, 0, dev->name, dev); + if (ret) { + netdev_err(dev, "failed to request TX interrupt\n"); + goto out_free_irq0; + } + + /* Initialize both hardware and software ring */ + for (i = 0; i < dev->num_tx_queues; i++) { + ret = bcm_sysport_init_tx_ring(priv, i); + if (ret) { + netdev_err(dev, "failed to initialize TX ring %d\n", + i); + goto out_free_tx_ring; + } + } + + /* Initialize linked-list */ + tdma_writel(priv, TDMA_LL_RAM_INIT_BUSY, TDMA_STATUS); + + /* Initialize RX ring */ + ret = bcm_sysport_init_rx_ring(priv); + if (ret) { + netdev_err(dev, "failed to initialize RX ring\n"); + goto out_free_rx_ring; + } + + /* Turn on RDMA */ + ret = rdma_enable_set(priv, 1); + if (ret) + goto out_free_rx_ring; + + /* Enable RX interrupt and TX ring full interrupt */ + intrl2_0_mask_clear(priv, INTRL2_0_RDMA_MBDONE | INTRL2_0_TX_RING_FULL); + + /* Turn on TDMA */ + ret = tdma_enable_set(priv, 1); + if (ret) + goto out_clear_rx_int; + + /* Enable NAPI */ + napi_enable(&priv->napi); + + /* Turn on UniMAC TX/RX */ + umac_enable_set(priv, 1); + + phy_start(priv->phydev); + + /* Enable TX interrupts for the 32 TXQs */ + intrl2_1_mask_clear(priv, 0xffffffff); + + /* Last call before we start the real business */ + netif_tx_start_all_queues(dev); + + return 0; + +out_clear_rx_int: + intrl2_0_mask_set(priv, INTRL2_0_RDMA_MBDONE | INTRL2_0_TX_RING_FULL); +out_free_rx_ring: + bcm_sysport_fini_rx_ring(priv); +out_free_tx_ring: + for (i = 0; i < dev->num_tx_queues; i++) + bcm_sysport_fini_tx_ring(priv, i); + free_irq(priv->irq1, dev); +out_free_irq0: + free_irq(priv->irq0, dev); +out_phy_disconnect: + phy_disconnect(priv->phydev); + return ret; +} + +static int bcm_sysport_stop(struct net_device *dev) +{ + struct bcm_sysport_priv *priv = netdev_priv(dev); + unsigned int i; + u32 reg; + int ret; + + /* stop all software from updating hardware */ + netif_tx_stop_all_queues(dev); + napi_disable(&priv->napi); + phy_stop(priv->phydev); + + /* mask all interrupts */ + intrl2_0_mask_set(priv, 0xffffffff); + intrl2_0_writel(priv, 0xffffffff, INTRL2_CPU_CLEAR); + intrl2_1_mask_set(priv, 0xffffffff); + intrl2_1_writel(priv, 0xffffffff, INTRL2_CPU_CLEAR); + + /* Disable UniMAC RX */ + reg = umac_readl(priv, UMAC_CMD); + reg &= ~CMD_RX_EN; + umac_writel(priv, reg, UMAC_CMD); + + ret = tdma_enable_set(priv, 0); + if (ret) { + netdev_err(dev, "timeout disabling RDMA\n"); + return ret; + } + + /* Wait for a maximum packet size to be drained */ + usleep_range(2000, 3000); + + ret = rdma_enable_set(priv, 0); + if (ret) { + netdev_err(dev, "timeout disabling TDMA\n"); + return ret; + } + + /* Disable UniMAC TX */ + reg = umac_readl(priv, UMAC_CMD); + reg &= ~CMD_TX_EN; + umac_writel(priv, reg, UMAC_CMD); + + /* Free RX/TX rings SW structures */ + for (i = 0; i < dev->num_tx_queues; i++) + bcm_sysport_fini_tx_ring(priv, i); + bcm_sysport_fini_rx_ring(priv); + + free_irq(priv->irq0, dev); + free_irq(priv->irq1, dev); + + /* Disconnect from PHY */ + phy_disconnect(priv->phydev); + + return 0; +} + +static struct ethtool_ops bcm_sysport_ethtool_ops = { + .get_settings = bcm_sysport_get_settings, + .set_settings = bcm_sysport_set_settings, + .get_drvinfo = bcm_sysport_get_drvinfo, + .get_msglevel = bcm_sysport_get_msglvl, + .set_msglevel = bcm_sysport_set_msglvl, + .get_link = ethtool_op_get_link, + .get_strings = bcm_sysport_get_strings, + .get_ethtool_stats = bcm_sysport_get_stats, + .get_sset_count = bcm_sysport_get_sset_count, +}; + +static const struct net_device_ops bcm_sysport_netdev_ops = { + .ndo_start_xmit = bcm_sysport_xmit, + .ndo_tx_timeout = bcm_sysport_tx_timeout, + .ndo_open = bcm_sysport_open, + .ndo_stop = bcm_sysport_stop, + .ndo_set_features = bcm_sysport_set_features, + .ndo_set_rx_mode = bcm_sysport_set_rx_mode, +}; + +#define REV_FMT "v%2x.%02x" + +static int bcm_sysport_probe(struct platform_device *pdev) +{ + struct bcm_sysport_priv *priv; + struct device_node *dn; + struct net_device *dev; + const void *macaddr; + struct resource *r; + u32 txq, rxq; + int ret; + + dn = pdev->dev.of_node; + r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + /* Read the Transmit/Receive Queue properties */ + if (of_property_read_u32(dn, "systemport,num-txq", &txq)) + txq = TDMA_NUM_RINGS; + if (of_property_read_u32(dn, "systemport,num-rxq", &rxq)) + rxq = 1; + + dev = alloc_etherdev_mqs(sizeof(*priv), txq, rxq); + if (!dev) + return -ENOMEM; + + /* Initialize private members */ + priv = netdev_priv(dev); + + priv->irq0 = platform_get_irq(pdev, 0); + priv->irq1 = platform_get_irq(pdev, 1); + if (priv->irq0 <= 0 || priv->irq1 <= 0) { + dev_err(&pdev->dev, "invalid interrupts\n"); + ret = -EINVAL; + goto err; + } + + priv->base = devm_ioremap_resource(&pdev->dev, r); + if (IS_ERR(priv->base)) { + ret = PTR_ERR(priv->base); + goto err; + } + + priv->netdev = dev; + priv->pdev = pdev; + + priv->phy_interface = of_get_phy_mode(dn); + /* Default to GMII interface mode */ + if (priv->phy_interface < 0) + priv->phy_interface = PHY_INTERFACE_MODE_GMII; + + /* In the case of a fixed PHY, the DT node associated + * to the PHY is the Ethernet MAC DT node. + */ + if (of_phy_is_fixed_link(dn)) { + ret = of_phy_register_fixed_link(dn); + if (ret) { + dev_err(&pdev->dev, "failed to register fixed PHY\n"); + goto err; + } + + priv->phy_dn = dn; + } + + /* Initialize netdevice members */ + macaddr = of_get_mac_address(dn); + if (!macaddr || !is_valid_ether_addr(macaddr)) { + dev_warn(&pdev->dev, "using random Ethernet MAC\n"); + random_ether_addr(dev->dev_addr); + } else { + ether_addr_copy(dev->dev_addr, macaddr); + } + + SET_NETDEV_DEV(dev, &pdev->dev); + dev_set_drvdata(&pdev->dev, dev); + dev->ethtool_ops = &bcm_sysport_ethtool_ops; + dev->netdev_ops = &bcm_sysport_netdev_ops; + netif_napi_add(dev, &priv->napi, bcm_sysport_poll, 64); + + /* HW supported features, none enabled by default */ + dev->hw_features |= NETIF_F_RXCSUM | NETIF_F_HIGHDMA | + NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; + + /* Set the needed headroom once and for all */ + BUILD_BUG_ON(sizeof(struct tsb) != 8); + dev->needed_headroom += sizeof(struct tsb); + + /* We are interfaced to a switch which handles the multicast + * filtering for us, so we do not support programming any + * multicast hash table in this Ethernet MAC. + */ + dev->flags &= ~IFF_MULTICAST; + + ret = register_netdev(dev); + if (ret) { + dev_err(&pdev->dev, "failed to register net_device\n"); + goto err; + } + + priv->rev = topctrl_readl(priv, REV_CNTL) & REV_MASK; + dev_info(&pdev->dev, + "Broadcom SYSTEMPORT" REV_FMT + " at 0x%p (irqs: %d, %d, TXQs: %d, RXQs: %d)\n", + (priv->rev >> 8) & 0xff, priv->rev & 0xff, + priv->base, priv->irq0, priv->irq1, txq, rxq); + + return 0; +err: + free_netdev(dev); + return ret; +} + +static int bcm_sysport_remove(struct platform_device *pdev) +{ + struct net_device *dev = dev_get_drvdata(&pdev->dev); + + /* Not much to do, ndo_close has been called + * and we use managed allocations + */ + unregister_netdev(dev); + free_netdev(dev); + dev_set_drvdata(&pdev->dev, NULL); + + return 0; +} + +static const struct of_device_id bcm_sysport_of_match[] = { + { .compatible = "brcm,systemport-v1.00" }, + { .compatible = "brcm,systemport" }, + { /* sentinel */ } +}; + +static struct platform_driver bcm_sysport_driver = { + .probe = bcm_sysport_probe, + .remove = bcm_sysport_remove, + .driver = { + .name = "brcm-systemport", + .owner = THIS_MODULE, + .of_match_table = bcm_sysport_of_match, + }, +}; +module_platform_driver(bcm_sysport_driver); + +MODULE_AUTHOR("Broadcom Corporation"); +MODULE_DESCRIPTION("Broadcom System Port Ethernet MAC driver"); +MODULE_ALIAS("platform:brcm-systemport"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/broadcom/bcmsysport.h b/drivers/net/ethernet/broadcom/bcmsysport.h new file mode 100644 index 000000000000..73fd04a94797 --- /dev/null +++ b/drivers/net/ethernet/broadcom/bcmsysport.h @@ -0,0 +1,678 @@ +/* + * Broadcom BCM7xxx System Port Ethernet MAC driver + * + * Copyright (C) 2014 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __BCM_SYSPORT_H +#define __BCM_SYSPORT_H + +#include <linux/if_vlan.h> + +/* Receive/transmit descriptor format */ +#define DESC_ADDR_HI_STATUS_LEN 0x00 +#define DESC_ADDR_HI_SHIFT 0 +#define DESC_ADDR_HI_MASK 0xff +#define DESC_STATUS_SHIFT 8 +#define DESC_STATUS_MASK 0x3ff +#define DESC_LEN_SHIFT 18 +#define DESC_LEN_MASK 0x7fff +#define DESC_ADDR_LO 0x04 + +/* HW supports 40-bit addressing hence the */ +#define DESC_SIZE (WORDS_PER_DESC * sizeof(u32)) + +/* Default RX buffer allocation size */ +#define RX_BUF_LENGTH 2048 + +/* Body(1500) + EH_SIZE(14) + VLANTAG(4) + BRCMTAG(4) + FCS(4) = 1526. + * 1536 is multiple of 256 bytes + */ +#define ENET_BRCM_TAG_LEN 4 +#define ENET_PAD 10 +#define UMAC_MAX_MTU_SIZE (ETH_DATA_LEN + ETH_HLEN + VLAN_HLEN + \ + ENET_BRCM_TAG_LEN + ETH_FCS_LEN + ENET_PAD) + +/* Transmit status block */ +struct tsb { + u32 pcp_dei_vid; +#define PCP_DEI_MASK 0xf +#define VID_SHIFT 4 +#define VID_MASK 0xfff + u32 l4_ptr_dest_map; +#define L4_CSUM_PTR_MASK 0x1ff +#define L4_PTR_SHIFT 9 +#define L4_PTR_MASK 0x1ff +#define L4_UDP (1 << 18) +#define L4_LENGTH_VALID (1 << 19) +#define DEST_MAP_SHIFT 20 +#define DEST_MAP_MASK 0x1ff +}; + +/* Receive status block uses the same + * definitions as the DMA descriptor + */ +struct rsb { + u32 rx_status_len; + u32 brcm_egress_tag; +}; + +/* Common Receive/Transmit status bits */ +#define DESC_L4_CSUM (1 << 7) +#define DESC_SOP (1 << 8) +#define DESC_EOP (1 << 9) + +/* Receive Status bits */ +#define RX_STATUS_UCAST 0 +#define RX_STATUS_BCAST 0x04 +#define RX_STATUS_MCAST 0x08 +#define RX_STATUS_L2_MCAST 0x0c +#define RX_STATUS_ERR (1 << 4) +#define RX_STATUS_OVFLOW (1 << 5) +#define RX_STATUS_PARSE_FAIL (1 << 6) + +/* Transmit Status bits */ +#define TX_STATUS_VLAN_NO_ACT 0x00 +#define TX_STATUS_VLAN_PCP_TSB 0x01 +#define TX_STATUS_VLAN_QUEUE 0x02 +#define TX_STATUS_VLAN_VID_TSB 0x03 +#define TX_STATUS_OWR_CRC (1 << 2) +#define TX_STATUS_APP_CRC (1 << 3) +#define TX_STATUS_BRCM_TAG_NO_ACT 0 +#define TX_STATUS_BRCM_TAG_ZERO 0x10 +#define TX_STATUS_BRCM_TAG_ONE_QUEUE 0x20 +#define TX_STATUS_BRCM_TAG_ONE_TSB 0x30 +#define TX_STATUS_SKIP_BYTES (1 << 6) + +/* Specific register definitions */ +#define SYS_PORT_TOPCTRL_OFFSET 0 +#define REV_CNTL 0x00 +#define REV_MASK 0xffff + +#define RX_FLUSH_CNTL 0x04 +#define RX_FLUSH (1 << 0) + +#define TX_FLUSH_CNTL 0x08 +#define TX_FLUSH (1 << 0) + +#define MISC_CNTL 0x0c +#define SYS_CLK_SEL (1 << 0) +#define TDMA_EOP_SEL (1 << 1) + +/* Level-2 Interrupt controller offsets and defines */ +#define SYS_PORT_INTRL2_0_OFFSET 0x200 +#define SYS_PORT_INTRL2_1_OFFSET 0x240 +#define INTRL2_CPU_STATUS 0x00 +#define INTRL2_CPU_SET 0x04 +#define INTRL2_CPU_CLEAR 0x08 +#define INTRL2_CPU_MASK_STATUS 0x0c +#define INTRL2_CPU_MASK_SET 0x10 +#define INTRL2_CPU_MASK_CLEAR 0x14 + +/* Level-2 instance 0 interrupt bits */ +#define INTRL2_0_GISB_ERR (1 << 0) +#define INTRL2_0_RBUF_OVFLOW (1 << 1) +#define INTRL2_0_TBUF_UNDFLOW (1 << 2) +#define INTRL2_0_MPD (1 << 3) +#define INTRL2_0_BRCM_MATCH_TAG (1 << 4) +#define INTRL2_0_RDMA_MBDONE (1 << 5) +#define INTRL2_0_OVER_MAX_THRESH (1 << 6) +#define INTRL2_0_BELOW_HYST_THRESH (1 << 7) +#define INTRL2_0_FREE_LIST_EMPTY (1 << 8) +#define INTRL2_0_TX_RING_FULL (1 << 9) +#define INTRL2_0_DESC_ALLOC_ERR (1 << 10) +#define INTRL2_0_UNEXP_PKTSIZE_ACK (1 << 11) + +/* RXCHK offset and defines */ +#define SYS_PORT_RXCHK_OFFSET 0x300 + +#define RXCHK_CONTROL 0x00 +#define RXCHK_EN (1 << 0) +#define RXCHK_SKIP_FCS (1 << 1) +#define RXCHK_BAD_CSUM_DIS (1 << 2) +#define RXCHK_BRCM_TAG_EN (1 << 3) +#define RXCHK_BRCM_TAG_MATCH_SHIFT 4 +#define RXCHK_BRCM_TAG_MATCH_MASK 0xff +#define RXCHK_PARSE_TNL (1 << 12) +#define RXCHK_VIOL_EN (1 << 13) +#define RXCHK_VIOL_DIS (1 << 14) +#define RXCHK_INCOM_PKT (1 << 15) +#define RXCHK_V6_DUPEXT_EN (1 << 16) +#define RXCHK_V6_DUPEXT_DIS (1 << 17) +#define RXCHK_ETHERTYPE_DIS (1 << 18) +#define RXCHK_L2_HDR_DIS (1 << 19) +#define RXCHK_L3_HDR_DIS (1 << 20) +#define RXCHK_MAC_RX_ERR_DIS (1 << 21) +#define RXCHK_PARSE_AUTH (1 << 22) + +#define RXCHK_BRCM_TAG0 0x04 +#define RXCHK_BRCM_TAG(i) ((i) * RXCHK_BRCM_TAG0) +#define RXCHK_BRCM_TAG0_MASK 0x24 +#define RXCHK_BRCM_TAG_MASK(i) ((i) * RXCHK_BRCM_TAG0_MASK) +#define RXCHK_BRCM_TAG_MATCH_STATUS 0x44 +#define RXCHK_ETHERTYPE 0x48 +#define RXCHK_BAD_CSUM_CNTR 0x4C +#define RXCHK_OTHER_DISC_CNTR 0x50 + +/* TXCHCK offsets and defines */ +#define SYS_PORT_TXCHK_OFFSET 0x380 +#define TXCHK_PKT_RDY_THRESH 0x00 + +/* Receive buffer offset and defines */ +#define SYS_PORT_RBUF_OFFSET 0x400 + +#define RBUF_CONTROL 0x00 +#define RBUF_RSB_EN (1 << 0) +#define RBUF_4B_ALGN (1 << 1) +#define RBUF_BRCM_TAG_STRIP (1 << 2) +#define RBUF_BAD_PKT_DISC (1 << 3) +#define RBUF_RESUME_THRESH_SHIFT 4 +#define RBUF_RESUME_THRESH_MASK 0xff +#define RBUF_OK_TO_SEND_SHIFT 12 +#define RBUF_OK_TO_SEND_MASK 0xff +#define RBUF_CRC_REPLACE (1 << 20) +#define RBUF_OK_TO_SEND_MODE (1 << 21) +#define RBUF_RSB_SWAP (1 << 22) +#define RBUF_ACPI_EN (1 << 23) + +#define RBUF_PKT_RDY_THRESH 0x04 + +#define RBUF_STATUS 0x08 +#define RBUF_WOL_MODE (1 << 0) +#define RBUF_MPD (1 << 1) +#define RBUF_ACPI (1 << 2) + +#define RBUF_OVFL_DISC_CNTR 0x0c +#define RBUF_ERR_PKT_CNTR 0x10 + +/* Transmit buffer offset and defines */ +#define SYS_PORT_TBUF_OFFSET 0x600 + +#define TBUF_CONTROL 0x00 +#define TBUF_BP_EN (1 << 0) +#define TBUF_MAX_PKT_THRESH_SHIFT 1 +#define TBUF_MAX_PKT_THRESH_MASK 0x1f +#define TBUF_FULL_THRESH_SHIFT 8 +#define TBUF_FULL_THRESH_MASK 0x1f + +/* UniMAC offset and defines */ +#define SYS_PORT_UMAC_OFFSET 0x800 + +#define UMAC_CMD 0x008 +#define CMD_TX_EN (1 << 0) +#define CMD_RX_EN (1 << 1) +#define CMD_SPEED_SHIFT 2 +#define CMD_SPEED_10 0 +#define CMD_SPEED_100 1 +#define CMD_SPEED_1000 2 +#define CMD_SPEED_2500 3 +#define CMD_SPEED_MASK 3 +#define CMD_PROMISC (1 << 4) +#define CMD_PAD_EN (1 << 5) +#define CMD_CRC_FWD (1 << 6) +#define CMD_PAUSE_FWD (1 << 7) +#define CMD_RX_PAUSE_IGNORE (1 << 8) +#define CMD_TX_ADDR_INS (1 << 9) +#define CMD_HD_EN (1 << 10) +#define CMD_SW_RESET (1 << 13) +#define CMD_LCL_LOOP_EN (1 << 15) +#define CMD_AUTO_CONFIG (1 << 22) +#define CMD_CNTL_FRM_EN (1 << 23) +#define CMD_NO_LEN_CHK (1 << 24) +#define CMD_RMT_LOOP_EN (1 << 25) +#define CMD_PRBL_EN (1 << 27) +#define CMD_TX_PAUSE_IGNORE (1 << 28) +#define CMD_TX_RX_EN (1 << 29) +#define CMD_RUNT_FILTER_DIS (1 << 30) + +#define UMAC_MAC0 0x00c +#define UMAC_MAC1 0x010 +#define UMAC_MAX_FRAME_LEN 0x014 + +#define UMAC_TX_FLUSH 0x334 + +#define UMAC_MIB_START 0x400 + +/* There is a 0xC gap between the end of RX and beginning of TX stats and then + * between the end of TX stats and the beginning of the RX RUNT + */ +#define UMAC_MIB_STAT_OFFSET 0xc + +#define UMAC_MIB_CTRL 0x580 +#define MIB_RX_CNT_RST (1 << 0) +#define MIB_RUNT_CNT_RST (1 << 1) +#define MIB_TX_CNT_RST (1 << 2) +#define UMAC_MDF_CTRL 0x650 +#define UMAC_MDF_ADDR 0x654 + +/* Receive DMA offset and defines */ +#define SYS_PORT_RDMA_OFFSET 0x2000 + +#define RDMA_CONTROL 0x1000 +#define RDMA_EN (1 << 0) +#define RDMA_RING_CFG (1 << 1) +#define RDMA_DISC_EN (1 << 2) +#define RDMA_BUF_DATA_OFFSET_SHIFT 4 +#define RDMA_BUF_DATA_OFFSET_MASK 0x3ff + +#define RDMA_STATUS 0x1004 +#define RDMA_DISABLED (1 << 0) +#define RDMA_DESC_RAM_INIT_BUSY (1 << 1) +#define RDMA_BP_STATUS (1 << 2) + +#define RDMA_SCB_BURST_SIZE 0x1008 + +#define RDMA_RING_BUF_SIZE 0x100c +#define RDMA_RING_SIZE_SHIFT 16 + +#define RDMA_WRITE_PTR_HI 0x1010 +#define RDMA_WRITE_PTR_LO 0x1014 +#define RDMA_PROD_INDEX 0x1018 +#define RDMA_PROD_INDEX_MASK 0xffff + +#define RDMA_CONS_INDEX 0x101c +#define RDMA_CONS_INDEX_MASK 0xffff + +#define RDMA_START_ADDR_HI 0x1020 +#define RDMA_START_ADDR_LO 0x1024 +#define RDMA_END_ADDR_HI 0x1028 +#define RDMA_END_ADDR_LO 0x102c + +#define RDMA_MBDONE_INTR 0x1030 +#define RDMA_INTR_THRESH_MASK 0xff +#define RDMA_TIMEOUT_SHIFT 16 +#define RDMA_TIMEOUT_MASK 0xffff + +#define RDMA_XON_XOFF_THRESH 0x1034 +#define RDMA_XON_XOFF_THRESH_MASK 0xffff +#define RDMA_XOFF_THRESH_SHIFT 16 + +#define RDMA_READ_PTR_HI 0x1038 +#define RDMA_READ_PTR_LO 0x103c + +#define RDMA_OVERRIDE 0x1040 +#define RDMA_LE_MODE (1 << 0) +#define RDMA_REG_MODE (1 << 1) + +#define RDMA_TEST 0x1044 +#define RDMA_TP_OUT_SEL (1 << 0) +#define RDMA_MEM_SEL (1 << 1) + +#define RDMA_DEBUG 0x1048 + +/* Transmit DMA offset and defines */ +#define TDMA_NUM_RINGS 32 /* rings = queues */ +#define TDMA_PORT_SIZE DESC_SIZE /* two 32-bits words */ + +#define SYS_PORT_TDMA_OFFSET 0x4000 +#define TDMA_WRITE_PORT_OFFSET 0x0000 +#define TDMA_WRITE_PORT_HI(i) (TDMA_WRITE_PORT_OFFSET + \ + (i) * TDMA_PORT_SIZE) +#define TDMA_WRITE_PORT_LO(i) (TDMA_WRITE_PORT_OFFSET + \ + sizeof(u32) + (i) * TDMA_PORT_SIZE) + +#define TDMA_READ_PORT_OFFSET (TDMA_WRITE_PORT_OFFSET + \ + (TDMA_NUM_RINGS * TDMA_PORT_SIZE)) +#define TDMA_READ_PORT_HI(i) (TDMA_READ_PORT_OFFSET + \ + (i) * TDMA_PORT_SIZE) +#define TDMA_READ_PORT_LO(i) (TDMA_READ_PORT_OFFSET + \ + sizeof(u32) + (i) * TDMA_PORT_SIZE) + +#define TDMA_READ_PORT_CMD_OFFSET (TDMA_READ_PORT_OFFSET + \ + (TDMA_NUM_RINGS * TDMA_PORT_SIZE)) +#define TDMA_READ_PORT_CMD(i) (TDMA_READ_PORT_CMD_OFFSET + \ + (i) * sizeof(u32)) + +#define TDMA_DESC_RING_00_BASE (TDMA_READ_PORT_CMD_OFFSET + \ + (TDMA_NUM_RINGS * sizeof(u32))) + +/* Register offsets and defines relatives to a specific ring number */ +#define RING_HEAD_TAIL_PTR 0x00 +#define RING_HEAD_MASK 0x7ff +#define RING_TAIL_SHIFT 11 +#define RING_TAIL_MASK 0x7ff +#define RING_FLUSH (1 << 24) +#define RING_EN (1 << 25) + +#define RING_COUNT 0x04 +#define RING_COUNT_MASK 0x7ff +#define RING_BUFF_DONE_SHIFT 11 +#define RING_BUFF_DONE_MASK 0x7ff + +#define RING_MAX_HYST 0x08 +#define RING_MAX_THRESH_MASK 0x7ff +#define RING_HYST_THRESH_SHIFT 11 +#define RING_HYST_THRESH_MASK 0x7ff + +#define RING_INTR_CONTROL 0x0c +#define RING_INTR_THRESH_MASK 0x7ff +#define RING_EMPTY_INTR_EN (1 << 15) +#define RING_TIMEOUT_SHIFT 16 +#define RING_TIMEOUT_MASK 0xffff + +#define RING_PROD_CONS_INDEX 0x10 +#define RING_PROD_INDEX_MASK 0xffff +#define RING_CONS_INDEX_SHIFT 16 +#define RING_CONS_INDEX_MASK 0xffff + +#define RING_MAPPING 0x14 +#define RING_QID_MASK 0x3 +#define RING_PORT_ID_SHIFT 3 +#define RING_PORT_ID_MASK 0x7 +#define RING_IGNORE_STATUS (1 << 6) +#define RING_FAILOVER_EN (1 << 7) +#define RING_CREDIT_SHIFT 8 +#define RING_CREDIT_MASK 0xffff + +#define RING_PCP_DEI_VID 0x18 +#define RING_VID_MASK 0x7ff +#define RING_DEI (1 << 12) +#define RING_PCP_SHIFT 13 +#define RING_PCP_MASK 0x7 +#define RING_PKT_SIZE_ADJ_SHIFT 16 +#define RING_PKT_SIZE_ADJ_MASK 0xf + +#define TDMA_DESC_RING_SIZE 28 + +/* Defininition for a given TX ring base address */ +#define TDMA_DESC_RING_BASE(i) (TDMA_DESC_RING_00_BASE + \ + ((i) * TDMA_DESC_RING_SIZE)) + +/* Ring indexed register addreses */ +#define TDMA_DESC_RING_HEAD_TAIL_PTR(i) (TDMA_DESC_RING_BASE(i) + \ + RING_HEAD_TAIL_PTR) +#define TDMA_DESC_RING_COUNT(i) (TDMA_DESC_RING_BASE(i) + \ + RING_COUNT) +#define TDMA_DESC_RING_MAX_HYST(i) (TDMA_DESC_RING_BASE(i) + \ + RING_MAX_HYST) +#define TDMA_DESC_RING_INTR_CONTROL(i) (TDMA_DESC_RING_BASE(i) + \ + RING_INTR_CONTROL) +#define TDMA_DESC_RING_PROD_CONS_INDEX(i) \ + (TDMA_DESC_RING_BASE(i) + \ + RING_PROD_CONS_INDEX) +#define TDMA_DESC_RING_MAPPING(i) (TDMA_DESC_RING_BASE(i) + \ + RING_MAPPING) +#define TDMA_DESC_RING_PCP_DEI_VID(i) (TDMA_DESC_RING_BASE(i) + \ + RING_PCP_DEI_VID) + +#define TDMA_CONTROL 0x600 +#define TDMA_EN (1 << 0) +#define TSB_EN (1 << 1) +#define TSB_SWAP (1 << 2) +#define ACB_ALGO (1 << 3) +#define BUF_DATA_OFFSET_SHIFT 4 +#define BUF_DATA_OFFSET_MASK 0x3ff +#define VLAN_EN (1 << 14) +#define SW_BRCM_TAG (1 << 15) +#define WNC_KPT_SIZE_UPDATE (1 << 16) +#define SYNC_PKT_SIZE (1 << 17) +#define ACH_TXDONE_DELAY_SHIFT 18 +#define ACH_TXDONE_DELAY_MASK 0xff + +#define TDMA_STATUS 0x604 +#define TDMA_DISABLED (1 << 0) +#define TDMA_LL_RAM_INIT_BUSY (1 << 1) + +#define TDMA_SCB_BURST_SIZE 0x608 +#define TDMA_OVER_MAX_THRESH_STATUS 0x60c +#define TDMA_OVER_HYST_THRESH_STATUS 0x610 +#define TDMA_TPID 0x614 + +#define TDMA_FREE_LIST_HEAD_TAIL_PTR 0x618 +#define TDMA_FREE_HEAD_MASK 0x7ff +#define TDMA_FREE_TAIL_SHIFT 11 +#define TDMA_FREE_TAIL_MASK 0x7ff + +#define TDMA_FREE_LIST_COUNT 0x61c +#define TDMA_FREE_LIST_COUNT_MASK 0x7ff + +#define TDMA_TIER2_ARB_CTRL 0x620 +#define TDMA_ARB_MODE_RR 0 +#define TDMA_ARB_MODE_WEIGHT_RR 0x1 +#define TDMA_ARB_MODE_STRICT 0x2 +#define TDMA_ARB_MODE_DEFICIT_RR 0x3 +#define TDMA_CREDIT_SHIFT 4 +#define TDMA_CREDIT_MASK 0xffff + +#define TDMA_TIER1_ARB_0_CTRL 0x624 +#define TDMA_ARB_EN (1 << 0) + +#define TDMA_TIER1_ARB_0_QUEUE_EN 0x628 +#define TDMA_TIER1_ARB_1_CTRL 0x62c +#define TDMA_TIER1_ARB_1_QUEUE_EN 0x630 +#define TDMA_TIER1_ARB_2_CTRL 0x634 +#define TDMA_TIER1_ARB_2_QUEUE_EN 0x638 +#define TDMA_TIER1_ARB_3_CTRL 0x63c +#define TDMA_TIER1_ARB_3_QUEUE_EN 0x640 + +#define TDMA_SCB_ENDIAN_OVERRIDE 0x644 +#define TDMA_LE_MODE (1 << 0) +#define TDMA_REG_MODE (1 << 1) + +#define TDMA_TEST 0x648 +#define TDMA_TP_OUT_SEL (1 << 0) +#define TDMA_MEM_TM (1 << 1) + +#define TDMA_DEBUG 0x64c + +/* Transmit/Receive descriptor */ +struct dma_desc { + u32 addr_status_len; + u32 addr_lo; +}; + +/* Number of Receive hardware descriptor words */ +#define NUM_HW_RX_DESC_WORDS 1024 +/* Real number of usable descriptors */ +#define NUM_RX_DESC (NUM_HW_RX_DESC_WORDS / WORDS_PER_DESC) + +/* Internal linked-list RAM has up to 1536 entries */ +#define NUM_TX_DESC 1536 + +#define WORDS_PER_DESC (sizeof(struct dma_desc) / sizeof(u32)) + +/* Rx/Tx common counter group.*/ +struct bcm_sysport_pkt_counters { + u32 cnt_64; /* RO Received/Transmited 64 bytes packet */ + u32 cnt_127; /* RO Rx/Tx 127 bytes packet */ + u32 cnt_255; /* RO Rx/Tx 65-255 bytes packet */ + u32 cnt_511; /* RO Rx/Tx 256-511 bytes packet */ + u32 cnt_1023; /* RO Rx/Tx 512-1023 bytes packet */ + u32 cnt_1518; /* RO Rx/Tx 1024-1518 bytes packet */ + u32 cnt_mgv; /* RO Rx/Tx 1519-1522 good VLAN packet */ + u32 cnt_2047; /* RO Rx/Tx 1522-2047 bytes packet*/ + u32 cnt_4095; /* RO Rx/Tx 2048-4095 bytes packet*/ + u32 cnt_9216; /* RO Rx/Tx 4096-9216 bytes packet*/ +}; + +/* RSV, Receive Status Vector */ +struct bcm_sysport_rx_counters { + struct bcm_sysport_pkt_counters pkt_cnt; + u32 pkt; /* RO (0x428) Received pkt count*/ + u32 bytes; /* RO Received byte count */ + u32 mca; /* RO # of Received multicast pkt */ + u32 bca; /* RO # of Receive broadcast pkt */ + u32 fcs; /* RO # of Received FCS error */ + u32 cf; /* RO # of Received control frame pkt*/ + u32 pf; /* RO # of Received pause frame pkt */ + u32 uo; /* RO # of unknown op code pkt */ + u32 aln; /* RO # of alignment error count */ + u32 flr; /* RO # of frame length out of range count */ + u32 cde; /* RO # of code error pkt */ + u32 fcr; /* RO # of carrier sense error pkt */ + u32 ovr; /* RO # of oversize pkt*/ + u32 jbr; /* RO # of jabber count */ + u32 mtue; /* RO # of MTU error pkt*/ + u32 pok; /* RO # of Received good pkt */ + u32 uc; /* RO # of unicast pkt */ + u32 ppp; /* RO # of PPP pkt */ + u32 rcrc; /* RO (0x470),# of CRC match pkt */ +}; + +/* TSV, Transmit Status Vector */ +struct bcm_sysport_tx_counters { + struct bcm_sysport_pkt_counters pkt_cnt; + u32 pkts; /* RO (0x4a8) Transmited pkt */ + u32 mca; /* RO # of xmited multicast pkt */ + u32 bca; /* RO # of xmited broadcast pkt */ + u32 pf; /* RO # of xmited pause frame count */ + u32 cf; /* RO # of xmited control frame count */ + u32 fcs; /* RO # of xmited FCS error count */ + u32 ovr; /* RO # of xmited oversize pkt */ + u32 drf; /* RO # of xmited deferral pkt */ + u32 edf; /* RO # of xmited Excessive deferral pkt*/ + u32 scl; /* RO # of xmited single collision pkt */ + u32 mcl; /* RO # of xmited multiple collision pkt*/ + u32 lcl; /* RO # of xmited late collision pkt */ + u32 ecl; /* RO # of xmited excessive collision pkt*/ + u32 frg; /* RO # of xmited fragments pkt*/ + u32 ncl; /* RO # of xmited total collision count */ + u32 jbr; /* RO # of xmited jabber count*/ + u32 bytes; /* RO # of xmited byte count */ + u32 pok; /* RO # of xmited good pkt */ + u32 uc; /* RO (0x0x4f0)# of xmited unitcast pkt */ +}; + +struct bcm_sysport_mib { + struct bcm_sysport_rx_counters rx; + struct bcm_sysport_tx_counters tx; + u32 rx_runt_cnt; + u32 rx_runt_fcs; + u32 rx_runt_fcs_align; + u32 rx_runt_bytes; + u32 rxchk_bad_csum; + u32 rxchk_other_pkt_disc; + u32 rbuf_ovflow_cnt; + u32 rbuf_err_cnt; +}; + +/* HW maintains a large list of counters */ +enum bcm_sysport_stat_type { + BCM_SYSPORT_STAT_NETDEV = -1, + BCM_SYSPORT_STAT_MIB_RX, + BCM_SYSPORT_STAT_MIB_TX, + BCM_SYSPORT_STAT_RUNT, + BCM_SYSPORT_STAT_RXCHK, + BCM_SYSPORT_STAT_RBUF, +}; + +/* Macros to help define ethtool statistics */ +#define STAT_NETDEV(m) { \ + .stat_string = __stringify(m), \ + .stat_sizeof = sizeof(((struct net_device_stats *)0)->m), \ + .stat_offset = offsetof(struct net_device_stats, m), \ + .type = BCM_SYSPORT_STAT_NETDEV, \ +} + +#define STAT_MIB(str, m, _type) { \ + .stat_string = str, \ + .stat_sizeof = sizeof(((struct bcm_sysport_priv *)0)->m), \ + .stat_offset = offsetof(struct bcm_sysport_priv, m), \ + .type = _type, \ +} + +#define STAT_MIB_RX(str, m) STAT_MIB(str, m, BCM_SYSPORT_STAT_MIB_RX) +#define STAT_MIB_TX(str, m) STAT_MIB(str, m, BCM_SYSPORT_STAT_MIB_TX) +#define STAT_RUNT(str, m) STAT_MIB(str, m, BCM_SYSPORT_STAT_RUNT) + +#define STAT_RXCHK(str, m, ofs) { \ + .stat_string = str, \ + .stat_sizeof = sizeof(((struct bcm_sysport_priv *)0)->m), \ + .stat_offset = offsetof(struct bcm_sysport_priv, m), \ + .type = BCM_SYSPORT_STAT_RXCHK, \ + .reg_offset = ofs, \ +} + +#define STAT_RBUF(str, m, ofs) { \ + .stat_string = str, \ + .stat_sizeof = sizeof(((struct bcm_sysport_priv *)0)->m), \ + .stat_offset = offsetof(struct bcm_sysport_priv, m), \ + .type = BCM_SYSPORT_STAT_RBUF, \ + .reg_offset = ofs, \ +} + +struct bcm_sysport_stats { + char stat_string[ETH_GSTRING_LEN]; + int stat_sizeof; + int stat_offset; + enum bcm_sysport_stat_type type; + /* reg offset from UMAC base for misc counters */ + u16 reg_offset; +}; + +/* Software house keeping helper structure */ +struct bcm_sysport_cb { + struct sk_buff *skb; /* SKB for RX packets */ + void __iomem *bd_addr; /* Buffer descriptor PHYS addr */ + + DEFINE_DMA_UNMAP_ADDR(dma_addr); + DEFINE_DMA_UNMAP_LEN(dma_len); +}; + +/* Software view of the TX ring */ +struct bcm_sysport_tx_ring { + spinlock_t lock; /* Ring lock for tx reclaim/xmit */ + struct napi_struct napi; /* NAPI per tx queue */ + dma_addr_t desc_dma; /* DMA cookie */ + unsigned int index; /* Ring index */ + unsigned int size; /* Ring current size */ + unsigned int alloc_size; /* Ring one-time allocated size */ + unsigned int desc_count; /* Number of descriptors */ + unsigned int curr_desc; /* Current descriptor */ + unsigned int c_index; /* Last consumer index */ + unsigned int p_index; /* Current producer index */ + struct bcm_sysport_cb *cbs; /* Transmit control blocks */ + struct dma_desc *desc_cpu; /* CPU view of the descriptor */ + struct bcm_sysport_priv *priv; /* private context backpointer */ +}; + +/* Driver private structure */ +struct bcm_sysport_priv { + void __iomem *base; + u32 irq0_stat; + u32 irq0_mask; + u32 irq1_stat; + u32 irq1_mask; + struct napi_struct napi ____cacheline_aligned; + struct net_device *netdev; + struct platform_device *pdev; + int irq0; + int irq1; + + /* Transmit rings */ + struct bcm_sysport_tx_ring tx_rings[TDMA_NUM_RINGS]; + + /* Receive queue */ + void __iomem *rx_bds; + void __iomem *rx_bd_assign_ptr; + unsigned int rx_bd_assign_index; + struct bcm_sysport_cb *rx_cbs; + unsigned int num_rx_bds; + unsigned int rx_read_ptr; + unsigned int rx_c_index; + + /* PHY device */ + struct device_node *phy_dn; + struct phy_device *phydev; + phy_interface_t phy_interface; + int old_pause; + int old_link; + int old_duplex; + + /* Misc fields */ + unsigned int rx_csum_en:1; + unsigned int tsb_en:1; + unsigned int crc_fwd:1; + u16 rev; + + /* MIB related fields */ + struct bcm_sysport_mib mib; + + /* Ethtool */ + u32 msg_enable; +}; +#endif /* __BCM_SYSPORT_H */ diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index 0297a79a38e1..05c6af6c418f 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -1436,7 +1436,7 @@ static int bgmac_probe(struct bcma_device *core) return -ENOMEM; net_dev->netdev_ops = &bgmac_netdev_ops; net_dev->irq = core->irq; - SET_ETHTOOL_OPS(net_dev, &bgmac_ethtool_ops); + net_dev->ethtool_ops = &bgmac_ethtool_ops; bgmac = netdev_priv(net_dev); bgmac->net_dev = net_dev; bgmac->core = core; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index b6de05e3149b..03224090ecf9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -3506,8 +3506,6 @@ static const struct ethtool_ops bnx2x_vf_ethtool_ops = { void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev) { - if (IS_PF(bp)) - SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops); - else /* vf */ - SET_ETHTOOL_OPS(netdev, &bnx2x_vf_ethtool_ops); + netdev->ethtool_ops = (IS_PF(bp)) ? + &bnx2x_ethtool_ops : &bnx2x_vf_ethtool_ops; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index a78edaccceee..3b0d43154e67 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -10051,8 +10051,8 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, #define BCM_5710_UNDI_FW_MF_MAJOR (0x07) #define BCM_5710_UNDI_FW_MF_MINOR (0x08) #define BCM_5710_UNDI_FW_MF_VERS (0x05) -#define BNX2X_PREV_UNDI_MF_PORT(p) (0x1a150c + ((p) << 4)) -#define BNX2X_PREV_UNDI_MF_FUNC(f) (0x1a184c + ((f) << 4)) +#define BNX2X_PREV_UNDI_MF_PORT(p) (BAR_TSTRORM_INTMEM + 0x150c + ((p) << 4)) +#define BNX2X_PREV_UNDI_MF_FUNC(f) (BAR_TSTRORM_INTMEM + 0x184c + ((f) << 4)) static bool bnx2x_prev_unload_undi_fw_supports_mf(struct bnx2x *bp) { u8 major, minor, version; @@ -10352,6 +10352,7 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) /* Reset should be performed after BRB is emptied */ if (reset_reg & MISC_REGISTERS_RESET_REG_1_RST_BRB1) { u32 timer_count = 1000; + bool need_write = true; /* Close the MAC Rx to prevent BRB from filling up */ bnx2x_prev_unload_close_mac(bp, &mac_vals); @@ -10398,7 +10399,10 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) * cleaning methods - might be redundant but harmless. */ if (bnx2x_prev_unload_undi_fw_supports_mf(bp)) { - bnx2x_prev_unload_undi_mf(bp); + if (need_write) { + bnx2x_prev_unload_undi_mf(bp); + need_write = false; + } } else if (prev_undi) { /* If UNDI resides in memory, * manually increment it @@ -13233,6 +13237,8 @@ static void __bnx2x_remove(struct pci_dev *pdev, iounmap(bp->doorbells); bnx2x_release_firmware(bp); + } else { + bnx2x_vf_pci_dealloc(bp); } bnx2x_free_mem_bp(bp); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index 5c523b32db70..81cc2d9831c2 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -427,7 +427,9 @@ static int bnx2x_vf_mac_vlan_config(struct bnx2x *bp, if (filter->add && filter->type == BNX2X_VF_FILTER_VLAN && (atomic_read(&bnx2x_vfq(vf, qid, vlan_count)) >= vf_vlan_rules_cnt(vf))) { - BNX2X_ERR("No credits for vlan\n"); + BNX2X_ERR("No credits for vlan [%d >= %d]\n", + atomic_read(&bnx2x_vfq(vf, qid, vlan_count)), + vf_vlan_rules_cnt(vf)); return -ENOMEM; } @@ -610,6 +612,7 @@ int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf, } /* add new mcasts */ + mcast.mcast_list_len = mc_num; rc = bnx2x_config_mcast(bp, &mcast, BNX2X_MCAST_CMD_ADD); if (rc) BNX2X_ERR("Faled to add multicasts\n"); @@ -837,6 +840,29 @@ int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid) return 0; } +static void bnx2x_iov_re_set_vlan_filters(struct bnx2x *bp, + struct bnx2x_virtf *vf, + int new) +{ + int num = vf_vlan_rules_cnt(vf); + int diff = new - num; + bool rc = true; + + DP(BNX2X_MSG_IOV, "vf[%d] - %d vlan filter credits [previously %d]\n", + vf->abs_vfid, new, num); + + if (diff > 0) + rc = bp->vlans_pool.get(&bp->vlans_pool, diff); + else if (diff < 0) + rc = bp->vlans_pool.put(&bp->vlans_pool, -diff); + + if (rc) + vf_vlan_rules_cnt(vf) = new; + else + DP(BNX2X_MSG_IOV, "vf[%d] - Failed to configure vlan filter credits change\n", + vf->abs_vfid); +} + /* must be called after the number of PF queues and the number of VFs are * both known */ @@ -854,9 +880,11 @@ bnx2x_iov_static_resc(struct bnx2x *bp, struct bnx2x_virtf *vf) resc->num_mac_filters = 1; /* divvy up vlan rules */ + bnx2x_iov_re_set_vlan_filters(bp, vf, 0); vlan_count = bp->vlans_pool.check(&bp->vlans_pool); vlan_count = 1 << ilog2(vlan_count); - resc->num_vlan_filters = vlan_count / BNX2X_NR_VIRTFN(bp); + bnx2x_iov_re_set_vlan_filters(bp, vf, + vlan_count / BNX2X_NR_VIRTFN(bp)); /* no real limitation */ resc->num_mc_filters = 0; @@ -1478,10 +1506,6 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) bnx2x_iov_static_resc(bp, vf); /* queues are initialized during VF-ACQUIRE */ - - /* reserve the vf vlan credit */ - bp->vlans_pool.get(&bp->vlans_pool, vf_vlan_rules_cnt(vf)); - vf->filter_state = 0; vf->sp_cl_id = bnx2x_fp(bp, 0, cl_id); @@ -1912,11 +1936,12 @@ int bnx2x_vf_chk_avail_resc(struct bnx2x *bp, struct bnx2x_virtf *vf, u8 rxq_cnt = vf_rxq_count(vf) ? : bnx2x_vf_max_queue_cnt(bp, vf); u8 txq_cnt = vf_txq_count(vf) ? : bnx2x_vf_max_queue_cnt(bp, vf); + /* Save a vlan filter for the Hypervisor */ return ((req_resc->num_rxqs <= rxq_cnt) && (req_resc->num_txqs <= txq_cnt) && (req_resc->num_sbs <= vf_sb_count(vf)) && (req_resc->num_mac_filters <= vf_mac_rules_cnt(vf)) && - (req_resc->num_vlan_filters <= vf_vlan_rules_cnt(vf))); + (req_resc->num_vlan_filters <= vf_vlan_rules_visible_cnt(vf))); } /* CORE VF API */ @@ -1972,14 +1997,14 @@ int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, vf_txq_count(vf) = resc->num_txqs ? : bnx2x_vf_max_queue_cnt(bp, vf); if (resc->num_mac_filters) vf_mac_rules_cnt(vf) = resc->num_mac_filters; - if (resc->num_vlan_filters) - vf_vlan_rules_cnt(vf) = resc->num_vlan_filters; + /* Add an additional vlan filter credit for the hypervisor */ + bnx2x_iov_re_set_vlan_filters(bp, vf, resc->num_vlan_filters + 1); DP(BNX2X_MSG_IOV, "Fulfilling vf request: sb count %d, tx_count %d, rx_count %d, mac_rules_count %d, vlan_rules_count %d\n", vf_sb_count(vf), vf_rxq_count(vf), vf_txq_count(vf), vf_mac_rules_cnt(vf), - vf_vlan_rules_cnt(vf)); + vf_vlan_rules_visible_cnt(vf)); /* Initialize the queues */ if (!vf->vfqs) { @@ -2896,6 +2921,14 @@ void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp) return bp->regview + PXP_VF_ADDR_DB_START; } +void bnx2x_vf_pci_dealloc(struct bnx2x *bp) +{ + BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping, + sizeof(struct bnx2x_vf_mbx_msg)); + BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->pf2vf_bulletin_mapping, + sizeof(union pf_vf_bulletin)); +} + int bnx2x_vf_pci_alloc(struct bnx2x *bp) { mutex_init(&bp->vf2pf_mutex); @@ -2915,10 +2948,7 @@ int bnx2x_vf_pci_alloc(struct bnx2x *bp) return 0; alloc_mem_err: - BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping, - sizeof(struct bnx2x_vf_mbx_msg)); - BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->pf2vf_bulletin_mapping, - sizeof(union pf_vf_bulletin)); + bnx2x_vf_pci_dealloc(bp); return -ENOMEM; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h index 8bf764570eef..cd4d624d8485 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h @@ -159,6 +159,8 @@ struct bnx2x_virtf { #define vf_mac_rules_cnt(vf) ((vf)->alloc_resc.num_mac_filters) #define vf_vlan_rules_cnt(vf) ((vf)->alloc_resc.num_vlan_filters) #define vf_mc_rules_cnt(vf) ((vf)->alloc_resc.num_mc_filters) + /* Hide a single vlan filter credit for the hypervisor */ +#define vf_vlan_rules_visible_cnt(vf) (vf_vlan_rules_cnt(vf) - 1) u8 sb_count; /* actual number of SBs */ u8 igu_base_id; /* base igu status block id */ @@ -502,6 +504,7 @@ static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp, enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp); void bnx2x_timer_sriov(struct bnx2x *bp); void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp); +void bnx2x_vf_pci_dealloc(struct bnx2x *bp); int bnx2x_vf_pci_alloc(struct bnx2x *bp); int bnx2x_enable_sriov(struct bnx2x *bp); void bnx2x_disable_sriov(struct bnx2x *bp); @@ -568,6 +571,7 @@ static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp) return NULL; } +static inline void bnx2x_vf_pci_dealloc(struct bnx2x *bp) {} static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; } static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {} static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c index 0622884596b2..0c067e8564dd 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c @@ -1163,7 +1163,7 @@ static void bnx2x_vf_mbx_acquire_resp(struct bnx2x *bp, struct bnx2x_virtf *vf, bnx2x_vf_max_queue_cnt(bp, vf); resc->num_sbs = vf_sb_count(vf); resc->num_mac_filters = vf_mac_rules_cnt(vf); - resc->num_vlan_filters = vf_vlan_rules_cnt(vf); + resc->num_vlan_filters = vf_vlan_rules_visible_cnt(vf); resc->num_mc_filters = 0; if (status == PFVF_STATUS_SUCCESS) { diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 0966bd04375f..5ba1cfbd60da 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -2481,7 +2481,7 @@ static int bcmgenet_probe(struct platform_device *pdev) dev_set_drvdata(&pdev->dev, dev); ether_addr_copy(dev->dev_addr, macaddr); dev->watchdog_timeo = 2 * HZ; - SET_ETHTOOL_OPS(dev, &bcmgenet_ethtool_ops); + dev->ethtool_ops = &bcmgenet_ethtool_ops; dev->netdev_ops = &bcmgenet_netdev_ops; netif_napi_add(dev, &priv->napi, bcmgenet_poll, 64); diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 4608673beaff..add8d8596084 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -298,6 +298,7 @@ int bcmgenet_mii_config(struct net_device *dev) static int bcmgenet_mii_probe(struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); + struct device_node *dn = priv->pdev->dev.of_node; struct phy_device *phydev; unsigned int phy_flags; int ret; @@ -307,15 +308,19 @@ static int bcmgenet_mii_probe(struct net_device *dev) return 0; } - if (priv->phy_dn) - phydev = of_phy_connect(dev, priv->phy_dn, - bcmgenet_mii_setup, 0, - priv->phy_interface); - else - phydev = of_phy_connect_fixed_link(dev, - bcmgenet_mii_setup, - priv->phy_interface); + /* In the case of a fixed PHY, the DT node associated + * to the PHY is the Ethernet MAC DT node. + */ + if (of_phy_is_fixed_link(dn)) { + ret = of_phy_register_fixed_link(dn); + if (ret) + return ret; + + priv->phy_dn = dn; + } + phydev = of_phy_connect(dev, priv->phy_dn, bcmgenet_mii_setup, 0, + priv->phy_interface); if (!phydev) { pr_err("could not attach to PHY\n"); return -ENODEV; diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index e5d95c5ce1ad..ccd90156aebc 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -4,7 +4,7 @@ * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com) * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com) * Copyright (C) 2004 Sun Microsystems Inc. - * Copyright (C) 2005-2013 Broadcom Corporation. + * Copyright (C) 2005-2014 Broadcom Corporation. * * Firmware is: * Derived from proprietary unpublished source code, @@ -94,10 +94,10 @@ static inline void _tg3_flag_clear(enum TG3_FLAGS flag, unsigned long *bits) #define DRV_MODULE_NAME "tg3" #define TG3_MAJ_NUM 3 -#define TG3_MIN_NUM 136 +#define TG3_MIN_NUM 137 #define DRV_MODULE_VERSION \ __stringify(TG3_MAJ_NUM) "." __stringify(TG3_MIN_NUM) -#define DRV_MODULE_RELDATE "Jan 03, 2014" +#define DRV_MODULE_RELDATE "May 11, 2014" #define RESET_KIND_SHUTDOWN 0 #define RESET_KIND_INIT 1 @@ -7871,9 +7871,7 @@ tg3_tso_bug_end: return NETDEV_TX_OK; } -/* hard_start_xmit for devices that have the 4G bug and/or 40-bit bug and - * support TG3_FLAG_HW_TSO_1 or firmware TSO only. - */ +/* hard_start_xmit for all devices */ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); @@ -7884,6 +7882,10 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) struct tg3_napi *tnapi; struct netdev_queue *txq; unsigned int last; + struct iphdr *iph = NULL; + struct tcphdr *tcph = NULL; + __sum16 tcp_csum = 0, ip_csum = 0; + __be16 ip_tot_len = 0; txq = netdev_get_tx_queue(dev, skb_get_queue_mapping(skb)); tnapi = &tp->napi[skb_get_queue_mapping(skb)]; @@ -7915,7 +7917,6 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) mss = skb_shinfo(skb)->gso_size; if (mss) { - struct iphdr *iph; u32 tcp_opt_len, hdr_len; if (skb_cow_head(skb, 0)) @@ -7927,27 +7928,31 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb) - ETH_HLEN; if (!skb_is_gso_v6(skb)) { + if (unlikely((ETH_HLEN + hdr_len) > 80) && + tg3_flag(tp, TSO_BUG)) + return tg3_tso_bug(tp, skb); + + ip_csum = iph->check; + ip_tot_len = iph->tot_len; iph->check = 0; iph->tot_len = htons(mss + hdr_len); } - if (unlikely((ETH_HLEN + hdr_len) > 80) && - tg3_flag(tp, TSO_BUG)) - return tg3_tso_bug(tp, skb); - base_flags |= (TXD_FLAG_CPU_PRE_DMA | TXD_FLAG_CPU_POST_DMA); + tcph = tcp_hdr(skb); + tcp_csum = tcph->check; + if (tg3_flag(tp, HW_TSO_1) || tg3_flag(tp, HW_TSO_2) || tg3_flag(tp, HW_TSO_3)) { - tcp_hdr(skb)->check = 0; + tcph->check = 0; base_flags &= ~TXD_FLAG_TCPUDP_CSUM; - } else - tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr, - iph->daddr, 0, - IPPROTO_TCP, - 0); + } else { + tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, + 0, IPPROTO_TCP, 0); + } if (tg3_flag(tp, HW_TSO_3)) { mss |= (hdr_len & 0xc) << 12; @@ -8047,6 +8052,18 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) if (would_hit_hwbug) { tg3_tx_skb_unmap(tnapi, tnapi->tx_prod, i); + if (mss) { + /* If it's a TSO packet, do GSO instead of + * allocating and copying to a large linear SKB + */ + if (ip_tot_len) { + iph->check = ip_csum; + iph->tot_len = ip_tot_len; + } + tcph->check = tcp_csum; + return tg3_tso_bug(tp, skb); + } + /* If the workaround fails due to memory/mapping * failure, silently drop this packet. */ diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index 04321e5a356e..461accaf0aa4 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -4,7 +4,7 @@ * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com) * Copyright (C) 2001 Jeff Garzik (jgarzik@pobox.com) * Copyright (C) 2004 Sun Microsystems Inc. - * Copyright (C) 2007-2013 Broadcom Corporation. + * Copyright (C) 2007-2014 Broadcom Corporation. */ #ifndef _T3_H diff --git a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c index f9e150825bb5..adca62b72837 100644 --- a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c +++ b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c @@ -1137,5 +1137,5 @@ static const struct ethtool_ops bnad_ethtool_ops = { void bnad_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &bnad_ethtool_ops); + netdev->ethtool_ops = &bnad_ethtool_ops; } diff --git a/drivers/net/ethernet/cadence/Kconfig b/drivers/net/ethernet/cadence/Kconfig index 7e49c43b7af3..9e089d24466e 100644 --- a/drivers/net/ethernet/cadence/Kconfig +++ b/drivers/net/ethernet/cadence/Kconfig @@ -4,7 +4,7 @@ config NET_CADENCE bool "Cadence devices" - depends on HAS_IOMEM && (ARM || AVR32 || COMPILE_TEST) + depends on HAS_IOMEM && (ARM || AVR32 || MICROBLAZE || COMPILE_TEST) default y ---help--- If you have a network (Ethernet) card belonging to this class, say Y. @@ -30,7 +30,7 @@ config ARM_AT91_ETHER config MACB tristate "Cadence MACB/GEM support" - depends on HAS_DMA && (PLATFORM_AT32AP || ARCH_AT91 || ARCH_PICOXCELL || ARCH_ZYNQ || COMPILE_TEST) + depends on HAS_DMA && (PLATFORM_AT32AP || ARCH_AT91 || ARCH_PICOXCELL || ARCH_ZYNQ || MICROBLAZE || COMPILE_TEST) select PHYLIB ---help--- The Cadence MACB ethernet interface is found on many Atmel AT32 and diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index ca97005e24b4..e9daa072ebb4 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -599,25 +599,16 @@ static void gem_rx_refill(struct macb *bp) { unsigned int entry; struct sk_buff *skb; - struct macb_dma_desc *desc; dma_addr_t paddr; while (CIRC_SPACE(bp->rx_prepared_head, bp->rx_tail, RX_RING_SIZE) > 0) { - u32 addr, ctrl; - entry = macb_rx_ring_wrap(bp->rx_prepared_head); - desc = &bp->rx_ring[entry]; /* Make hw descriptor updates visible to CPU */ rmb(); - addr = desc->addr; - ctrl = desc->ctrl; bp->rx_prepared_head++; - if ((addr & MACB_BIT(RX_USED))) - continue; - if (bp->rx_skbuff[entry] == NULL) { /* allocate sk_buff for this free entry in ring */ skb = netdev_alloc_skb(bp->dev, bp->rx_buffer_size); @@ -698,7 +689,6 @@ static int gem_rx(struct macb *bp, int budget) if (!(addr & MACB_BIT(RX_USED))) break; - desc->addr &= ~MACB_BIT(RX_USED); bp->rx_tail++; count++; @@ -891,16 +881,15 @@ static int macb_poll(struct napi_struct *napi, int budget) if (work_done < budget) { napi_complete(napi); - /* - * We've done what we can to clean the buffers. Make sure we - * get notified when new packets arrive. - */ - macb_writel(bp, IER, MACB_RX_INT_FLAGS); - /* Packets received while interrupts were disabled */ status = macb_readl(bp, RSR); - if (unlikely(status)) + if (status) { + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + macb_writel(bp, ISR, MACB_BIT(RCOMP)); napi_reschedule(napi); + } else { + macb_writel(bp, IER, MACB_RX_INT_FLAGS); + } } /* TODO: Handle errors */ @@ -951,6 +940,10 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id) if (unlikely(status & (MACB_TX_ERR_FLAGS))) { macb_writel(bp, IDR, MACB_TX_INT_FLAGS); schedule_work(&bp->tx_error_task); + + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + macb_writel(bp, ISR, MACB_TX_ERR_FLAGS); + break; } @@ -968,6 +961,9 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id) bp->hw_stats.gem.rx_overruns++; else bp->hw_stats.macb.rx_overruns++; + + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + macb_writel(bp, ISR, MACB_BIT(ISR_ROVR)); } if (status & MACB_BIT(HRESP)) { @@ -977,6 +973,9 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id) * (work queue?) */ netdev_err(dev, "DMA bus error: HRESP not OK\n"); + + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + macb_writel(bp, ISR, MACB_BIT(HRESP)); } status = macb_readl(bp, ISR); @@ -1113,7 +1112,7 @@ static void gem_free_rx_buffers(struct macb *bp) desc = &bp->rx_ring[i]; addr = MACB_BF(RX_WADDR, MACB_BFEXT(RX_WADDR, desc->addr)); - dma_unmap_single(&bp->pdev->dev, addr, skb->len, + dma_unmap_single(&bp->pdev->dev, addr, bp->rx_buffer_size, DMA_FROM_DEVICE); dev_kfree_skb_any(skb); skb = NULL; diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c index 521dfea44b83..25d6b2a10e4e 100644 --- a/drivers/net/ethernet/calxeda/xgmac.c +++ b/drivers/net/ethernet/calxeda/xgmac.c @@ -1737,7 +1737,7 @@ static int xgmac_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ndev); ether_setup(ndev); ndev->netdev_ops = &xgmac_netdev_ops; - SET_ETHTOOL_OPS(ndev, &xgmac_ethtool_ops); + ndev->ethtool_ops = &xgmac_ethtool_ops; spin_lock_init(&priv->stats_lock); INIT_WORK(&priv->tx_timeout_work, xgmac_tx_timeout_work); diff --git a/drivers/net/ethernet/chelsio/Kconfig b/drivers/net/ethernet/chelsio/Kconfig index d40c994a4f6a..570222c33410 100644 --- a/drivers/net/ethernet/chelsio/Kconfig +++ b/drivers/net/ethernet/chelsio/Kconfig @@ -67,13 +67,13 @@ config CHELSIO_T3 will be called cxgb3. config CHELSIO_T4 - tristate "Chelsio Communications T4 Ethernet support" + tristate "Chelsio Communications T4/T5 Ethernet support" depends on PCI select FW_LOADER select MDIO ---help--- - This driver supports Chelsio T4-based gigabit and 10Gb Ethernet - adapters. + This driver supports Chelsio T4 and T5 based gigabit, 10Gb Ethernet + adapter and T5 based 40Gb Ethernet adapter. For general information about Chelsio and our products, visit our website at <http://www.chelsio.com>. @@ -87,11 +87,12 @@ config CHELSIO_T4 will be called cxgb4. config CHELSIO_T4VF - tristate "Chelsio Communications T4 Virtual Function Ethernet support" + tristate "Chelsio Communications T4/T5 Virtual Function Ethernet support" depends on PCI ---help--- - This driver supports Chelsio T4-based gigabit and 10Gb Ethernet - adapters with PCI-E SR-IOV Virtual Functions. + This driver supports Chelsio T4 and T5 based gigabit, 10Gb Ethernet + adapters and T5 based 40Gb Ethernet adapters with PCI-E SR-IOV Virtual + Functions. For general information about Chelsio and our products, visit our website at <http://www.chelsio.com>. diff --git a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c index 0fe7ff750d77..c1b2c1dbf015 100644 --- a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c +++ b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c @@ -1100,7 +1100,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) netif_napi_add(netdev, &adapter->napi, t1_poll, 64); - SET_ETHTOOL_OPS(netdev, &t1_ethtool_ops); + netdev->ethtool_ops = &t1_ethtool_ops; } if (t1_init_sw_modules(adapter, bi) < 0) { diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c index 07bbb711b7e5..3ed507947248 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c @@ -3291,7 +3291,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) netdev->features |= NETIF_F_HIGHDMA; netdev->netdev_ops = &cxgb_netdev_ops; - SET_ETHTOOL_OPS(netdev, &cxgb_ethtool_ops); + netdev->ethtool_ops = &cxgb_ethtool_ops; } pci_set_drvdata(pdev, adapter); diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c index c0a9dd55f4e5..b0cbb2b7fd48 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c @@ -185,7 +185,7 @@ static struct net_device *get_iff_from_mac(struct adapter *adapter, if (ether_addr_equal(dev->dev_addr, mac)) { rcu_read_lock(); if (vlan && vlan != VLAN_VID_MASK) { - dev = __vlan_find_dev_deep(dev, htons(ETH_P_8021Q), vlan); + dev = __vlan_find_dev_deep_rcu(dev, htons(ETH_P_8021Q), vlan); } else if (netif_is_bond_slave(dev)) { struct net_device *upper_dev; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 6fe58913403a..266a5bc6aedf 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -2252,12 +2252,19 @@ static int get_settings(struct net_device *dev, struct ethtool_cmd *cmd) else if (p->port_type == FW_PORT_TYPE_FIBER_XFI || p->port_type == FW_PORT_TYPE_FIBER_XAUI) cmd->port = PORT_FIBRE; - else if (p->port_type == FW_PORT_TYPE_SFP) { - if (p->mod_type == FW_PORT_MOD_TYPE_TWINAX_PASSIVE || - p->mod_type == FW_PORT_MOD_TYPE_TWINAX_ACTIVE) + else if (p->port_type == FW_PORT_TYPE_SFP || + p->port_type == FW_PORT_TYPE_QSFP_10G || + p->port_type == FW_PORT_TYPE_QSFP) { + if (p->mod_type == FW_PORT_MOD_TYPE_LR || + p->mod_type == FW_PORT_MOD_TYPE_SR || + p->mod_type == FW_PORT_MOD_TYPE_ER || + p->mod_type == FW_PORT_MOD_TYPE_LRM) + cmd->port = PORT_FIBRE; + else if (p->mod_type == FW_PORT_MOD_TYPE_TWINAX_PASSIVE || + p->mod_type == FW_PORT_MOD_TYPE_TWINAX_ACTIVE) cmd->port = PORT_DA; else - cmd->port = PORT_FIBRE; + cmd->port = PORT_OTHER; } else cmd->port = PORT_OTHER; @@ -4061,7 +4068,7 @@ static int update_root_dev_clip(struct net_device *dev) /* Parse all bond and vlan devices layered on top of the physical dev */ for (i = 0; i < VLAN_N_VID; i++) { - root_dev = __vlan_find_dev_deep(dev, htons(ETH_P_8021Q), i); + root_dev = __vlan_find_dev_deep_rcu(dev, htons(ETH_P_8021Q), i); if (!root_dev) continue; @@ -5870,6 +5877,8 @@ static void print_port_info(const struct net_device *dev) spd = " 2.5 GT/s"; else if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_5_0GB) spd = " 5 GT/s"; + else if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_8_0GB) + spd = " 8 GT/s"; if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100M) bufp += sprintf(bufp, "100/"); @@ -6074,7 +6083,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) netdev->priv_flags |= IFF_UNICAST_FLT; netdev->netdev_ops = &cxgb4_netdev_ops; - SET_ETHTOOL_OPS(netdev, &cxgb_ethtool_ops); + netdev->ethtool_ops = &cxgb_ethtool_ops; } pci_set_drvdata(pdev, adapter); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index ca95cf2954eb..cced1a3d5181 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -1697,7 +1697,8 @@ int t4_ethrx_handler(struct sge_rspq *q, const __be64 *rsp, return handle_trace_pkt(q->adap, si); pkt = (const struct cpl_rx_pkt *)rsp; - csum_ok = pkt->csum_calc && !pkt->err_vec; + csum_ok = pkt->csum_calc && !pkt->err_vec && + (q->netdev->features & NETIF_F_RXCSUM); if ((pkt->l2info & htonl(RXF_TCP)) && (q->netdev->features & NETIF_F_GRO) && csum_ok && !pkt->ip_frag) { do_gro(rxq, si, pkt); @@ -1720,8 +1721,7 @@ int t4_ethrx_handler(struct sge_rspq *q, const __be64 *rsp, rxq->stats.pkts++; - if (csum_ok && (q->netdev->features & NETIF_F_RXCSUM) && - (pkt->l2info & htonl(RXF_UDP | RXF_TCP))) { + if (csum_ok && (pkt->l2info & htonl(RXF_UDP | RXF_TCP))) { if (!pkt->ip_frag) { skb->ip_summed = CHECKSUM_UNNECESSARY; rxq->stats.rx_cso++; diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index 52859288de7b..ff1cdd1788b5 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -2664,7 +2664,7 @@ static int cxgb4vf_pci_probe(struct pci_dev *pdev, netdev->priv_flags |= IFF_UNICAST_FLT; netdev->netdev_ops = &cxgb4vf_netdev_ops; - SET_ETHTOOL_OPS(netdev, &cxgb4vf_ethtool_ops); + netdev->ethtool_ops = &cxgb4vf_ethtool_ops; /* * Initialize the hardware/software state for the port. diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index 9cfa4b4bb089..adebbf849cdb 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -1510,7 +1510,8 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp, { struct sk_buff *skb; const struct cpl_rx_pkt *pkt = (void *)rsp; - bool csum_ok = pkt->csum_calc && !pkt->err_vec; + bool csum_ok = pkt->csum_calc && !pkt->err_vec && + (rspq->netdev->features & NETIF_F_RXCSUM); struct sge_eth_rxq *rxq = container_of(rspq, struct sge_eth_rxq, rspq); /* @@ -1538,8 +1539,8 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp, skb_record_rx_queue(skb, rspq->idx); rxq->stats.pkts++; - if (csum_ok && (rspq->netdev->features & NETIF_F_RXCSUM) && - !pkt->err_vec && (be32_to_cpu(pkt->l2info) & (RXF_UDP|RXF_TCP))) { + if (csum_ok && !pkt->err_vec && + (be32_to_cpu(pkt->l2info) & (RXF_UDP|RXF_TCP))) { if (!pkt->ip_frag) skb->ip_summed = CHECKSUM_UNNECESSARY; else { diff --git a/drivers/net/ethernet/cisco/enic/enic.h b/drivers/net/ethernet/cisco/enic/enic.h index e35c8e0202ad..f23ef321606c 100644 --- a/drivers/net/ethernet/cisco/enic/enic.h +++ b/drivers/net/ethernet/cisco/enic/enic.h @@ -43,6 +43,8 @@ #define ENIC_CQ_MAX (ENIC_WQ_MAX + ENIC_RQ_MAX) #define ENIC_INTR_MAX (ENIC_CQ_MAX + 2) +#define ENIC_AIC_LARGE_PKT_DIFF 3 + struct enic_msix_entry { int requested; char devname[IFNAMSIZ]; @@ -50,6 +52,33 @@ struct enic_msix_entry { void *devid; }; +/* Store only the lower range. Higher range is given by fw. */ +struct enic_intr_mod_range { + u32 small_pkt_range_start; + u32 large_pkt_range_start; +}; + +struct enic_intr_mod_table { + u32 rx_rate; + u32 range_percent; +}; + +#define ENIC_MAX_LINK_SPEEDS 3 +#define ENIC_LINK_SPEED_10G 10000 +#define ENIC_LINK_SPEED_4G 4000 +#define ENIC_LINK_40G_INDEX 2 +#define ENIC_LINK_10G_INDEX 1 +#define ENIC_LINK_4G_INDEX 0 +#define ENIC_RX_COALESCE_RANGE_END 125 +#define ENIC_AIC_TS_BREAK 100 + +struct enic_rx_coal { + u32 small_pkt_range_start; + u32 large_pkt_range_start; + u32 range_end; + u32 use_adaptive_rx_coalesce; +}; + /* priv_flags */ #define ENIC_SRIOV_ENABLED (1 << 0) @@ -92,6 +121,7 @@ struct enic { unsigned int mc_count; unsigned int uc_count; u32 port_mtu; + struct enic_rx_coal rx_coalesce_setting; u32 rx_coalesce_usecs; u32 tx_coalesce_usecs; #ifdef CONFIG_PCI_IOV diff --git a/drivers/net/ethernet/cisco/enic/enic_ethtool.c b/drivers/net/ethernet/cisco/enic/enic_ethtool.c index 47e3562f4866..1882db230e13 100644 --- a/drivers/net/ethernet/cisco/enic/enic_ethtool.c +++ b/drivers/net/ethernet/cisco/enic/enic_ethtool.c @@ -79,6 +79,17 @@ static const struct enic_stat enic_rx_stats[] = { static const unsigned int enic_n_tx_stats = ARRAY_SIZE(enic_tx_stats); static const unsigned int enic_n_rx_stats = ARRAY_SIZE(enic_rx_stats); +void enic_intr_coal_set_rx(struct enic *enic, u32 timer) +{ + int i; + int intr; + + for (i = 0; i < enic->rq_count; i++) { + intr = enic_msix_rq_intr(enic, i); + vnic_intr_coalescing_timer_set(&enic->intr[intr], timer); + } +} + static int enic_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { @@ -178,9 +189,14 @@ static int enic_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ecmd) { struct enic *enic = netdev_priv(netdev); + struct enic_rx_coal *rxcoal = &enic->rx_coalesce_setting; ecmd->tx_coalesce_usecs = enic->tx_coalesce_usecs; ecmd->rx_coalesce_usecs = enic->rx_coalesce_usecs; + if (rxcoal->use_adaptive_rx_coalesce) + ecmd->use_adaptive_rx_coalesce = 1; + ecmd->rx_coalesce_usecs_low = rxcoal->small_pkt_range_start; + ecmd->rx_coalesce_usecs_high = rxcoal->range_end; return 0; } @@ -191,17 +207,31 @@ static int enic_set_coalesce(struct net_device *netdev, struct enic *enic = netdev_priv(netdev); u32 tx_coalesce_usecs; u32 rx_coalesce_usecs; + u32 rx_coalesce_usecs_low; + u32 rx_coalesce_usecs_high; + u32 coalesce_usecs_max; unsigned int i, intr; + struct enic_rx_coal *rxcoal = &enic->rx_coalesce_setting; + coalesce_usecs_max = vnic_dev_get_intr_coal_timer_max(enic->vdev); tx_coalesce_usecs = min_t(u32, ecmd->tx_coalesce_usecs, - vnic_dev_get_intr_coal_timer_max(enic->vdev)); + coalesce_usecs_max); rx_coalesce_usecs = min_t(u32, ecmd->rx_coalesce_usecs, - vnic_dev_get_intr_coal_timer_max(enic->vdev)); + coalesce_usecs_max); + + rx_coalesce_usecs_low = min_t(u32, ecmd->rx_coalesce_usecs_low, + coalesce_usecs_max); + rx_coalesce_usecs_high = min_t(u32, ecmd->rx_coalesce_usecs_high, + coalesce_usecs_max); switch (vnic_dev_get_intr_mode(enic->vdev)) { case VNIC_DEV_INTR_MODE_INTX: if (tx_coalesce_usecs != rx_coalesce_usecs) return -EINVAL; + if (ecmd->use_adaptive_rx_coalesce || + ecmd->rx_coalesce_usecs_low || + ecmd->rx_coalesce_usecs_high) + return -EOPNOTSUPP; intr = enic_legacy_io_intr(); vnic_intr_coalescing_timer_set(&enic->intr[intr], @@ -210,6 +240,10 @@ static int enic_set_coalesce(struct net_device *netdev, case VNIC_DEV_INTR_MODE_MSI: if (tx_coalesce_usecs != rx_coalesce_usecs) return -EINVAL; + if (ecmd->use_adaptive_rx_coalesce || + ecmd->rx_coalesce_usecs_low || + ecmd->rx_coalesce_usecs_high) + return -EOPNOTSUPP; vnic_intr_coalescing_timer_set(&enic->intr[0], tx_coalesce_usecs); @@ -221,12 +255,27 @@ static int enic_set_coalesce(struct net_device *netdev, tx_coalesce_usecs); } - for (i = 0; i < enic->rq_count; i++) { - intr = enic_msix_rq_intr(enic, i); - vnic_intr_coalescing_timer_set(&enic->intr[intr], - rx_coalesce_usecs); + if (rxcoal->use_adaptive_rx_coalesce) { + if (!ecmd->use_adaptive_rx_coalesce) { + rxcoal->use_adaptive_rx_coalesce = 0; + enic_intr_coal_set_rx(enic, rx_coalesce_usecs); + } + } else { + if (ecmd->use_adaptive_rx_coalesce) + rxcoal->use_adaptive_rx_coalesce = 1; + else + enic_intr_coal_set_rx(enic, rx_coalesce_usecs); } + if (ecmd->rx_coalesce_usecs_high) { + if (rx_coalesce_usecs_high < + (rx_coalesce_usecs_low + ENIC_AIC_LARGE_PKT_DIFF)) + return -EINVAL; + rxcoal->range_end = rx_coalesce_usecs_high; + rxcoal->small_pkt_range_start = rx_coalesce_usecs_low; + rxcoal->large_pkt_range_start = rx_coalesce_usecs_low + + ENIC_AIC_LARGE_PKT_DIFF; + } break; default: break; @@ -253,5 +302,5 @@ static const struct ethtool_ops enic_ethtool_ops = { void enic_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &enic_ethtool_ops); + netdev->ethtool_ops = &enic_ethtool_ops; } diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 2945718ce806..0d8995cc92ed 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -38,6 +38,7 @@ #include <linux/rtnetlink.h> #include <linux/prefetch.h> #include <net/ip6_checksum.h> +#include <linux/ktime.h> #include "cq_enet_desc.h" #include "vnic_dev.h" @@ -72,6 +73,35 @@ MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); MODULE_DEVICE_TABLE(pci, enic_id_table); +#define ENIC_LARGE_PKT_THRESHOLD 1000 +#define ENIC_MAX_COALESCE_TIMERS 10 +/* Interrupt moderation table, which will be used to decide the + * coalescing timer values + * {rx_rate in Mbps, mapping percentage of the range} + */ +struct enic_intr_mod_table mod_table[ENIC_MAX_COALESCE_TIMERS + 1] = { + {4000, 0}, + {4400, 10}, + {5060, 20}, + {5230, 30}, + {5540, 40}, + {5820, 50}, + {6120, 60}, + {6435, 70}, + {6745, 80}, + {7000, 90}, + {0xFFFFFFFF, 100} +}; + +/* This table helps the driver to pick different ranges for rx coalescing + * timer depending on the link speed. + */ +struct enic_intr_mod_range mod_range[ENIC_MAX_LINK_SPEEDS] = { + {0, 0}, /* 0 - 4 Gbps */ + {0, 3}, /* 4 - 10 Gbps */ + {3, 6}, /* 10 - 40 Gbps */ +}; + int enic_is_dynamic(struct enic *enic) { return enic->pdev->device == PCI_DEVICE_ID_CISCO_VIC_ENET_DYN; @@ -979,6 +1009,15 @@ static int enic_rq_alloc_buf(struct vnic_rq *rq) return 0; } +static void enic_intr_update_pkt_size(struct vnic_rx_bytes_counter *pkt_size, + u32 pkt_len) +{ + if (ENIC_LARGE_PKT_THRESHOLD <= pkt_len) + pkt_size->large_pkt_bytes_cnt += pkt_len; + else + pkt_size->small_pkt_bytes_cnt += pkt_len; +} + static void enic_rq_indicate_buf(struct vnic_rq *rq, struct cq_desc *cq_desc, struct vnic_rq_buf *buf, int skipped, void *opaque) @@ -986,6 +1025,7 @@ static void enic_rq_indicate_buf(struct vnic_rq *rq, struct enic *enic = vnic_dev_priv(rq->vdev); struct net_device *netdev = enic->netdev; struct sk_buff *skb; + struct vnic_cq *cq = &enic->cq[enic_cq_rq(enic, rq->index)]; u8 type, color, eop, sop, ingress_port, vlan_stripped; u8 fcoe, fcoe_sof, fcoe_fc_crc_ok, fcoe_enc_error, fcoe_eof; @@ -1056,6 +1096,9 @@ static void enic_rq_indicate_buf(struct vnic_rq *rq, napi_gro_receive(&enic->napi[q_number], skb); else netif_receive_skb(skb); + if (enic->rx_coalesce_setting.use_adaptive_rx_coalesce) + enic_intr_update_pkt_size(&cq->pkt_size_counter, + bytes_written); } else { /* Buffer overflow @@ -1134,6 +1177,64 @@ static int enic_poll(struct napi_struct *napi, int budget) return rq_work_done; } +static void enic_set_int_moderation(struct enic *enic, struct vnic_rq *rq) +{ + unsigned int intr = enic_msix_rq_intr(enic, rq->index); + struct vnic_cq *cq = &enic->cq[enic_cq_rq(enic, rq->index)]; + u32 timer = cq->tobe_rx_coal_timeval; + + if (cq->tobe_rx_coal_timeval != cq->cur_rx_coal_timeval) { + vnic_intr_coalescing_timer_set(&enic->intr[intr], timer); + cq->cur_rx_coal_timeval = cq->tobe_rx_coal_timeval; + } +} + +static void enic_calc_int_moderation(struct enic *enic, struct vnic_rq *rq) +{ + struct enic_rx_coal *rx_coal = &enic->rx_coalesce_setting; + struct vnic_cq *cq = &enic->cq[enic_cq_rq(enic, rq->index)]; + struct vnic_rx_bytes_counter *pkt_size_counter = &cq->pkt_size_counter; + int index; + u32 timer; + u32 range_start; + u32 traffic; + u64 delta; + ktime_t now = ktime_get(); + + delta = ktime_us_delta(now, cq->prev_ts); + if (delta < ENIC_AIC_TS_BREAK) + return; + cq->prev_ts = now; + + traffic = pkt_size_counter->large_pkt_bytes_cnt + + pkt_size_counter->small_pkt_bytes_cnt; + /* The table takes Mbps + * traffic *= 8 => bits + * traffic *= (10^6 / delta) => bps + * traffic /= 10^6 => Mbps + * + * Combining, traffic *= (8 / delta) + */ + + traffic <<= 3; + traffic /= delta; + + for (index = 0; index < ENIC_MAX_COALESCE_TIMERS; index++) + if (traffic < mod_table[index].rx_rate) + break; + range_start = (pkt_size_counter->small_pkt_bytes_cnt > + pkt_size_counter->large_pkt_bytes_cnt << 1) ? + rx_coal->small_pkt_range_start : + rx_coal->large_pkt_range_start; + timer = range_start + ((rx_coal->range_end - range_start) * + mod_table[index].range_percent / 100); + /* Damping */ + cq->tobe_rx_coal_timeval = (timer + cq->tobe_rx_coal_timeval) >> 1; + + pkt_size_counter->large_pkt_bytes_cnt = 0; + pkt_size_counter->small_pkt_bytes_cnt = 0; +} + static int enic_poll_msix(struct napi_struct *napi, int budget) { struct net_device *netdev = napi->dev; @@ -1171,6 +1272,13 @@ static int enic_poll_msix(struct napi_struct *napi, int budget) if (err) work_done = work_to_do; + if (enic->rx_coalesce_setting.use_adaptive_rx_coalesce) + /* Call the function which refreshes + * the intr coalescing timer value based on + * the traffic. This is supported only in + * the case of MSI-x mode + */ + enic_calc_int_moderation(enic, &enic->rq[rq]); if (work_done < work_to_do) { @@ -1179,6 +1287,8 @@ static int enic_poll_msix(struct napi_struct *napi, int budget) */ napi_complete(napi); + if (enic->rx_coalesce_setting.use_adaptive_rx_coalesce) + enic_set_int_moderation(enic, &enic->rq[rq]); vnic_intr_unmask(&enic->intr[intr]); } @@ -1314,6 +1424,42 @@ static void enic_synchronize_irqs(struct enic *enic) } } +static void enic_set_rx_coal_setting(struct enic *enic) +{ + unsigned int speed; + int index = -1; + struct enic_rx_coal *rx_coal = &enic->rx_coalesce_setting; + + /* If intr mode is not MSIX, do not do adaptive coalescing */ + if (VNIC_DEV_INTR_MODE_MSIX != vnic_dev_get_intr_mode(enic->vdev)) { + netdev_info(enic->netdev, "INTR mode is not MSIX, Not initializing adaptive coalescing"); + return; + } + + /* 1. Read the link speed from fw + * 2. Pick the default range for the speed + * 3. Update it in enic->rx_coalesce_setting + */ + speed = vnic_dev_port_speed(enic->vdev); + if (ENIC_LINK_SPEED_10G < speed) + index = ENIC_LINK_40G_INDEX; + else if (ENIC_LINK_SPEED_4G < speed) + index = ENIC_LINK_10G_INDEX; + else + index = ENIC_LINK_4G_INDEX; + + rx_coal->small_pkt_range_start = mod_range[index].small_pkt_range_start; + rx_coal->large_pkt_range_start = mod_range[index].large_pkt_range_start; + rx_coal->range_end = ENIC_RX_COALESCE_RANGE_END; + + /* Start with the value provided by UCSM */ + for (index = 0; index < enic->rq_count; index++) + enic->cq[index].cur_rx_coal_timeval = + enic->config.intr_timer_usec; + + rx_coal->use_adaptive_rx_coalesce = 1; +} + static int enic_dev_notify_set(struct enic *enic) { int err; @@ -2231,6 +2377,7 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) enic->notify_timer.function = enic_notify_timer; enic->notify_timer.data = (unsigned long)enic; + enic_set_rx_coal_setting(enic); INIT_WORK(&enic->reset, enic_reset); INIT_WORK(&enic->change_mtu_work, enic_change_mtu_work); @@ -2250,6 +2397,9 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } enic->tx_coalesce_usecs = enic->config.intr_timer_usec; + /* rx coalesce time already got initialized. This gets used + * if adaptive coal is turned off + */ enic->rx_coalesce_usecs = enic->tx_coalesce_usecs; if (enic_is_dynamic(enic) || enic_is_sriov_vf(enic)) diff --git a/drivers/net/ethernet/cisco/enic/vnic_cq.h b/drivers/net/ethernet/cisco/enic/vnic_cq.h index 579315cbe803..4e6aa65857f7 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_cq.h +++ b/drivers/net/ethernet/cisco/enic/vnic_cq.h @@ -50,6 +50,11 @@ struct vnic_cq_ctrl { u32 pad10; }; +struct vnic_rx_bytes_counter { + unsigned int small_pkt_bytes_cnt; + unsigned int large_pkt_bytes_cnt; +}; + struct vnic_cq { unsigned int index; struct vnic_dev *vdev; @@ -58,6 +63,10 @@ struct vnic_cq { unsigned int to_clean; unsigned int last_color; unsigned int interrupt_offset; + struct vnic_rx_bytes_counter pkt_size_counter; + unsigned int cur_rx_coal_timeval; + unsigned int tobe_rx_coal_timeval; + ktime_t prev_ts; }; static inline unsigned int vnic_cq_service(struct vnic_cq *cq, diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c index 1642de78aac8..861660841ce2 100644 --- a/drivers/net/ethernet/dec/tulip/tulip_core.c +++ b/drivers/net/ethernet/dec/tulip/tulip_core.c @@ -1703,7 +1703,7 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) #ifdef CONFIG_TULIP_NAPI netif_napi_add(dev, &tp->napi, tulip_poll, 16); #endif - SET_ETHTOOL_OPS(dev, &ops); + dev->ethtool_ops = &ops; if (register_netdev(dev)) goto err_out_free_ring; diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c index 4fb756d219f7..2324f2ddfd48 100644 --- a/drivers/net/ethernet/dlink/dl2k.c +++ b/drivers/net/ethernet/dlink/dl2k.c @@ -227,7 +227,7 @@ rio_probe1 (struct pci_dev *pdev, const struct pci_device_id *ent) } dev->netdev_ops = &netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, ðtool_ops); + dev->ethtool_ops = ðtool_ops; #if 0 dev->features = NETIF_F_IP_CSUM; #endif diff --git a/drivers/net/ethernet/dlink/sundance.c b/drivers/net/ethernet/dlink/sundance.c index d9e5ca0d48c1..433c1e185442 100644 --- a/drivers/net/ethernet/dlink/sundance.c +++ b/drivers/net/ethernet/dlink/sundance.c @@ -577,7 +577,7 @@ static int sundance_probe1(struct pci_dev *pdev, /* The chip-specific entries in the device structure. */ dev->netdev_ops = &netdev_ops; - SET_ETHTOOL_OPS(dev, ðtool_ops); + dev->ethtool_ops = ðtool_ops; dev->watchdog_timeo = TX_TIMEOUT; pci_set_drvdata(pdev, dev); diff --git a/drivers/net/ethernet/ec_bhf.c b/drivers/net/ethernet/ec_bhf.c new file mode 100644 index 000000000000..056b44b93477 --- /dev/null +++ b/drivers/net/ethernet/ec_bhf.c @@ -0,0 +1,706 @@ + /* + * drivers/net/ethernet/beckhoff/ec_bhf.c + * + * Copyright (C) 2014 Darek Marcinkiewicz <reksio@newterm.pl> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +/* This is a driver for EtherCAT master module present on CCAT FPGA. + * Those can be found on Bechhoff CX50xx industrial PCs. + */ + +#if 0 +#define DEBUG +#endif +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/pci.h> +#include <linux/init.h> + +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ip.h> +#include <linux/skbuff.h> +#include <linux/hrtimer.h> +#include <linux/interrupt.h> +#include <linux/stat.h> + +#define TIMER_INTERVAL_NSEC 20000 + +#define INFO_BLOCK_SIZE 0x10 +#define INFO_BLOCK_TYPE 0x0 +#define INFO_BLOCK_REV 0x2 +#define INFO_BLOCK_BLK_CNT 0x4 +#define INFO_BLOCK_TX_CHAN 0x4 +#define INFO_BLOCK_RX_CHAN 0x5 +#define INFO_BLOCK_OFFSET 0x8 + +#define EC_MII_OFFSET 0x4 +#define EC_FIFO_OFFSET 0x8 +#define EC_MAC_OFFSET 0xc + +#define MAC_FRAME_ERR_CNT 0x0 +#define MAC_RX_ERR_CNT 0x1 +#define MAC_CRC_ERR_CNT 0x2 +#define MAC_LNK_LST_ERR_CNT 0x3 +#define MAC_TX_FRAME_CNT 0x10 +#define MAC_RX_FRAME_CNT 0x14 +#define MAC_TX_FIFO_LVL 0x20 +#define MAC_DROPPED_FRMS 0x28 +#define MAC_CONNECTED_CCAT_FLAG 0x78 + +#define MII_MAC_ADDR 0x8 +#define MII_MAC_FILT_FLAG 0xe +#define MII_LINK_STATUS 0xf + +#define FIFO_TX_REG 0x0 +#define FIFO_TX_RESET 0x8 +#define FIFO_RX_REG 0x10 +#define FIFO_RX_ADDR_VALID (1u << 31) +#define FIFO_RX_RESET 0x18 + +#define DMA_CHAN_OFFSET 0x1000 +#define DMA_CHAN_SIZE 0x8 + +#define DMA_WINDOW_SIZE_MASK 0xfffffffc + +static struct pci_device_id ids[] = { + { PCI_DEVICE(0x15ec, 0x5000), }, + { 0, } +}; +MODULE_DEVICE_TABLE(pci, ids); + +struct rx_header { +#define RXHDR_NEXT_ADDR_MASK 0xffffffu +#define RXHDR_NEXT_VALID (1u << 31) + __le32 next; +#define RXHDR_NEXT_RECV_FLAG 0x1 + __le32 recv; +#define RXHDR_LEN_MASK 0xfffu + __le16 len; + __le16 port; + __le32 reserved; + u8 timestamp[8]; +} __packed; + +#define PKT_PAYLOAD_SIZE 0x7e8 +struct rx_desc { + struct rx_header header; + u8 data[PKT_PAYLOAD_SIZE]; +} __packed; + +struct tx_header { + __le16 len; +#define TX_HDR_PORT_0 0x1 +#define TX_HDR_PORT_1 0x2 + u8 port; + u8 ts_enable; +#define TX_HDR_SENT 0x1 + __le32 sent; + u8 timestamp[8]; +} __packed; + +struct tx_desc { + struct tx_header header; + u8 data[PKT_PAYLOAD_SIZE]; +} __packed; + +#define FIFO_SIZE 64 + +static long polling_frequency = TIMER_INTERVAL_NSEC; + +struct bhf_dma { + u8 *buf; + size_t len; + dma_addr_t buf_phys; + + u8 *alloc; + size_t alloc_len; + dma_addr_t alloc_phys; +}; + +struct ec_bhf_priv { + struct net_device *net_dev; + + struct pci_dev *dev; + + void __iomem *io; + void __iomem *dma_io; + + struct hrtimer hrtimer; + + int tx_dma_chan; + int rx_dma_chan; + void __iomem *ec_io; + void __iomem *fifo_io; + void __iomem *mii_io; + void __iomem *mac_io; + + struct bhf_dma rx_buf; + struct rx_desc *rx_descs; + int rx_dnext; + int rx_dcount; + + struct bhf_dma tx_buf; + struct tx_desc *tx_descs; + int tx_dcount; + int tx_dnext; + + u64 stat_rx_bytes; + u64 stat_tx_bytes; +}; + +#define PRIV_TO_DEV(priv) (&(priv)->dev->dev) + +#define ETHERCAT_MASTER_ID 0x14 + +static void ec_bhf_print_status(struct ec_bhf_priv *priv) +{ + struct device *dev = PRIV_TO_DEV(priv); + + dev_dbg(dev, "Frame error counter: %d\n", + ioread8(priv->mac_io + MAC_FRAME_ERR_CNT)); + dev_dbg(dev, "RX error counter: %d\n", + ioread8(priv->mac_io + MAC_RX_ERR_CNT)); + dev_dbg(dev, "CRC error counter: %d\n", + ioread8(priv->mac_io + MAC_CRC_ERR_CNT)); + dev_dbg(dev, "TX frame counter: %d\n", + ioread32(priv->mac_io + MAC_TX_FRAME_CNT)); + dev_dbg(dev, "RX frame counter: %d\n", + ioread32(priv->mac_io + MAC_RX_FRAME_CNT)); + dev_dbg(dev, "TX fifo level: %d\n", + ioread8(priv->mac_io + MAC_TX_FIFO_LVL)); + dev_dbg(dev, "Dropped frames: %d\n", + ioread8(priv->mac_io + MAC_DROPPED_FRMS)); + dev_dbg(dev, "Connected with CCAT slot: %d\n", + ioread8(priv->mac_io + MAC_CONNECTED_CCAT_FLAG)); + dev_dbg(dev, "Link status: %d\n", + ioread8(priv->mii_io + MII_LINK_STATUS)); +} + +static void ec_bhf_reset(struct ec_bhf_priv *priv) +{ + iowrite8(0, priv->mac_io + MAC_FRAME_ERR_CNT); + iowrite8(0, priv->mac_io + MAC_RX_ERR_CNT); + iowrite8(0, priv->mac_io + MAC_CRC_ERR_CNT); + iowrite8(0, priv->mac_io + MAC_LNK_LST_ERR_CNT); + iowrite32(0, priv->mac_io + MAC_TX_FRAME_CNT); + iowrite32(0, priv->mac_io + MAC_RX_FRAME_CNT); + iowrite8(0, priv->mac_io + MAC_DROPPED_FRMS); + + iowrite8(0, priv->fifo_io + FIFO_TX_RESET); + iowrite8(0, priv->fifo_io + FIFO_RX_RESET); + + iowrite8(0, priv->mac_io + MAC_TX_FIFO_LVL); +} + +static void ec_bhf_send_packet(struct ec_bhf_priv *priv, struct tx_desc *desc) +{ + u32 len = le16_to_cpu(desc->header.len) + sizeof(desc->header); + u32 addr = (u8 *)desc - priv->tx_buf.buf; + + iowrite32((ALIGN(len, 8) << 24) | addr, priv->fifo_io + FIFO_TX_REG); + + dev_dbg(PRIV_TO_DEV(priv), "Done sending packet\n"); +} + +static int ec_bhf_desc_sent(struct tx_desc *desc) +{ + return le32_to_cpu(desc->header.sent) & TX_HDR_SENT; +} + +static void ec_bhf_process_tx(struct ec_bhf_priv *priv) +{ + if (unlikely(netif_queue_stopped(priv->net_dev))) { + /* Make sure that we perceive changes to tx_dnext. */ + smp_rmb(); + + if (ec_bhf_desc_sent(&priv->tx_descs[priv->tx_dnext])) + netif_wake_queue(priv->net_dev); + } +} + +static int ec_bhf_pkt_received(struct rx_desc *desc) +{ + return le32_to_cpu(desc->header.recv) & RXHDR_NEXT_RECV_FLAG; +} + +static void ec_bhf_add_rx_desc(struct ec_bhf_priv *priv, struct rx_desc *desc) +{ + iowrite32(FIFO_RX_ADDR_VALID | ((u8 *)(desc) - priv->rx_buf.buf), + priv->fifo_io + FIFO_RX_REG); +} + +static void ec_bhf_process_rx(struct ec_bhf_priv *priv) +{ + struct rx_desc *desc = &priv->rx_descs[priv->rx_dnext]; + struct device *dev = PRIV_TO_DEV(priv); + + while (ec_bhf_pkt_received(desc)) { + int pkt_size = (le16_to_cpu(desc->header.len) & + RXHDR_LEN_MASK) - sizeof(struct rx_header) - 4; + u8 *data = desc->data; + struct sk_buff *skb; + + skb = netdev_alloc_skb_ip_align(priv->net_dev, pkt_size); + dev_dbg(dev, "Received packet, size: %d\n", pkt_size); + + if (skb) { + memcpy(skb_put(skb, pkt_size), data, pkt_size); + skb->protocol = eth_type_trans(skb, priv->net_dev); + dev_dbg(dev, "Protocol type: %x\n", skb->protocol); + + priv->stat_rx_bytes += pkt_size; + + netif_rx(skb); + } else { + dev_err_ratelimited(dev, + "Couldn't allocate a skb_buff for a packet of size %u\n", + pkt_size); + } + + desc->header.recv = 0; + + ec_bhf_add_rx_desc(priv, desc); + + priv->rx_dnext = (priv->rx_dnext + 1) % priv->rx_dcount; + desc = &priv->rx_descs[priv->rx_dnext]; + } + +} + +static enum hrtimer_restart ec_bhf_timer_fun(struct hrtimer *timer) +{ + struct ec_bhf_priv *priv = container_of(timer, struct ec_bhf_priv, + hrtimer); + ec_bhf_process_rx(priv); + ec_bhf_process_tx(priv); + + if (!netif_running(priv->net_dev)) + return HRTIMER_NORESTART; + + hrtimer_forward_now(timer, ktime_set(0, polling_frequency)); + return HRTIMER_RESTART; +} + +static int ec_bhf_setup_offsets(struct ec_bhf_priv *priv) +{ + struct device *dev = PRIV_TO_DEV(priv); + unsigned block_count, i; + void __iomem *ec_info; + + dev_dbg(dev, "Info block:\n"); + dev_dbg(dev, "Type of function: %x\n", (unsigned)ioread16(priv->io)); + dev_dbg(dev, "Revision of function: %x\n", + (unsigned)ioread16(priv->io + INFO_BLOCK_REV)); + + block_count = ioread8(priv->io + INFO_BLOCK_BLK_CNT); + dev_dbg(dev, "Number of function blocks: %x\n", block_count); + + for (i = 0; i < block_count; i++) { + u16 type = ioread16(priv->io + i * INFO_BLOCK_SIZE + + INFO_BLOCK_TYPE); + if (type == ETHERCAT_MASTER_ID) + break; + } + if (i == block_count) { + dev_err(dev, "EtherCAT master with DMA block not found\n"); + return -ENODEV; + } + dev_dbg(dev, "EtherCAT master with DMA block found at pos: %d\n", i); + + ec_info = priv->io + i * INFO_BLOCK_SIZE; + dev_dbg(dev, "EtherCAT master revision: %d\n", + ioread16(ec_info + INFO_BLOCK_REV)); + + priv->tx_dma_chan = ioread8(ec_info + INFO_BLOCK_TX_CHAN); + dev_dbg(dev, "EtherCAT master tx dma channel: %d\n", + priv->tx_dma_chan); + + priv->rx_dma_chan = ioread8(ec_info + INFO_BLOCK_RX_CHAN); + dev_dbg(dev, "EtherCAT master rx dma channel: %d\n", + priv->rx_dma_chan); + + priv->ec_io = priv->io + ioread32(ec_info + INFO_BLOCK_OFFSET); + priv->mii_io = priv->ec_io + ioread32(priv->ec_io + EC_MII_OFFSET); + priv->fifo_io = priv->ec_io + ioread32(priv->ec_io + EC_FIFO_OFFSET); + priv->mac_io = priv->ec_io + ioread32(priv->ec_io + EC_MAC_OFFSET); + + dev_dbg(dev, + "EtherCAT block addres: %p, fifo address: %p, mii address: %p, mac address: %p\n", + priv->ec_io, priv->fifo_io, priv->mii_io, priv->mac_io); + + return 0; +} + +static netdev_tx_t ec_bhf_start_xmit(struct sk_buff *skb, + struct net_device *net_dev) +{ + struct ec_bhf_priv *priv = netdev_priv(net_dev); + struct tx_desc *desc; + unsigned len; + + dev_dbg(PRIV_TO_DEV(priv), "Starting xmit\n"); + + desc = &priv->tx_descs[priv->tx_dnext]; + + skb_copy_and_csum_dev(skb, desc->data); + len = skb->len; + + memset(&desc->header, 0, sizeof(desc->header)); + desc->header.len = cpu_to_le16(len); + desc->header.port = TX_HDR_PORT_0; + + ec_bhf_send_packet(priv, desc); + + priv->tx_dnext = (priv->tx_dnext + 1) % priv->tx_dcount; + + if (!ec_bhf_desc_sent(&priv->tx_descs[priv->tx_dnext])) { + /* Make sure that update updates to tx_dnext are perceived + * by timer routine. + */ + smp_wmb(); + + netif_stop_queue(net_dev); + + dev_dbg(PRIV_TO_DEV(priv), "Stopping netif queue\n"); + ec_bhf_print_status(priv); + } + + priv->stat_tx_bytes += len; + + dev_kfree_skb(skb); + + return NETDEV_TX_OK; +} + +static int ec_bhf_alloc_dma_mem(struct ec_bhf_priv *priv, + struct bhf_dma *buf, + int channel, + int size) +{ + int offset = channel * DMA_CHAN_SIZE + DMA_CHAN_OFFSET; + struct device *dev = PRIV_TO_DEV(priv); + u32 mask; + + iowrite32(0xffffffff, priv->dma_io + offset); + + mask = ioread32(priv->dma_io + offset); + mask &= DMA_WINDOW_SIZE_MASK; + dev_dbg(dev, "Read mask %x for channel %d\n", mask, channel); + + /* We want to allocate a chunk of memory that is: + * - aligned to the mask we just read + * - is of size 2^mask bytes (at most) + * In order to ensure that we will allocate buffer of + * 2 * 2^mask bytes. + */ + buf->len = min_t(int, ~mask + 1, size); + buf->alloc_len = 2 * buf->len; + + dev_dbg(dev, "Allocating %d bytes for channel %d", + (int)buf->alloc_len, channel); + buf->alloc = dma_alloc_coherent(dev, buf->alloc_len, &buf->alloc_phys, + GFP_KERNEL); + if (buf->alloc == NULL) { + dev_info(dev, "Failed to allocate buffer\n"); + return -ENOMEM; + } + + buf->buf_phys = (buf->alloc_phys + buf->len) & mask; + buf->buf = buf->alloc + (buf->buf_phys - buf->alloc_phys); + + iowrite32(0, priv->dma_io + offset + 4); + iowrite32(buf->buf_phys, priv->dma_io + offset); + dev_dbg(dev, "Buffer: %x and read from dev: %x", + (unsigned)buf->buf_phys, ioread32(priv->dma_io + offset)); + + return 0; +} + +static void ec_bhf_setup_tx_descs(struct ec_bhf_priv *priv) +{ + int i = 0; + + priv->tx_dcount = priv->tx_buf.len / sizeof(struct tx_desc); + priv->tx_descs = (struct tx_desc *) priv->tx_buf.buf; + priv->tx_dnext = 0; + + for (i = 0; i < priv->tx_dcount; i++) + priv->tx_descs[i].header.sent = cpu_to_le32(TX_HDR_SENT); +} + +static void ec_bhf_setup_rx_descs(struct ec_bhf_priv *priv) +{ + int i; + + priv->rx_dcount = priv->rx_buf.len / sizeof(struct rx_desc); + priv->rx_descs = (struct rx_desc *) priv->rx_buf.buf; + priv->rx_dnext = 0; + + for (i = 0; i < priv->rx_dcount; i++) { + struct rx_desc *desc = &priv->rx_descs[i]; + u32 next; + + if (i != priv->rx_dcount - 1) + next = (u8 *)(desc + 1) - priv->rx_buf.buf; + else + next = 0; + next |= RXHDR_NEXT_VALID; + desc->header.next = cpu_to_le32(next); + desc->header.recv = 0; + ec_bhf_add_rx_desc(priv, desc); + } +} + +static int ec_bhf_open(struct net_device *net_dev) +{ + struct ec_bhf_priv *priv = netdev_priv(net_dev); + struct device *dev = PRIV_TO_DEV(priv); + int err = 0; + + dev_info(dev, "Opening device\n"); + + ec_bhf_reset(priv); + + err = ec_bhf_alloc_dma_mem(priv, &priv->rx_buf, priv->rx_dma_chan, + FIFO_SIZE * sizeof(struct rx_desc)); + if (err) { + dev_err(dev, "Failed to allocate rx buffer\n"); + goto out; + } + ec_bhf_setup_rx_descs(priv); + + dev_info(dev, "RX buffer allocated, address: %x\n", + (unsigned)priv->rx_buf.buf_phys); + + err = ec_bhf_alloc_dma_mem(priv, &priv->tx_buf, priv->tx_dma_chan, + FIFO_SIZE * sizeof(struct tx_desc)); + if (err) { + dev_err(dev, "Failed to allocate tx buffer\n"); + goto error_rx_free; + } + dev_dbg(dev, "TX buffer allocated, addres: %x\n", + (unsigned)priv->tx_buf.buf_phys); + + iowrite8(0, priv->mii_io + MII_MAC_FILT_FLAG); + + ec_bhf_setup_tx_descs(priv); + + netif_start_queue(net_dev); + + hrtimer_init(&priv->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + priv->hrtimer.function = ec_bhf_timer_fun; + hrtimer_start(&priv->hrtimer, ktime_set(0, polling_frequency), + HRTIMER_MODE_REL); + + dev_info(PRIV_TO_DEV(priv), "Device open\n"); + + ec_bhf_print_status(priv); + + return 0; + +error_rx_free: + dma_free_coherent(dev, priv->rx_buf.alloc_len, priv->rx_buf.alloc, + priv->rx_buf.alloc_len); +out: + return err; +} + +static int ec_bhf_stop(struct net_device *net_dev) +{ + struct ec_bhf_priv *priv = netdev_priv(net_dev); + struct device *dev = PRIV_TO_DEV(priv); + + hrtimer_cancel(&priv->hrtimer); + + ec_bhf_reset(priv); + + netif_tx_disable(net_dev); + + dma_free_coherent(dev, priv->tx_buf.alloc_len, + priv->tx_buf.alloc, priv->tx_buf.alloc_phys); + dma_free_coherent(dev, priv->rx_buf.alloc_len, + priv->rx_buf.alloc, priv->rx_buf.alloc_phys); + + return 0; +} + +static struct rtnl_link_stats64 * +ec_bhf_get_stats(struct net_device *net_dev, + struct rtnl_link_stats64 *stats) +{ + struct ec_bhf_priv *priv = netdev_priv(net_dev); + + stats->rx_errors = ioread8(priv->mac_io + MAC_RX_ERR_CNT) + + ioread8(priv->mac_io + MAC_CRC_ERR_CNT) + + ioread8(priv->mac_io + MAC_FRAME_ERR_CNT); + stats->rx_packets = ioread32(priv->mac_io + MAC_RX_FRAME_CNT); + stats->tx_packets = ioread32(priv->mac_io + MAC_TX_FRAME_CNT); + stats->rx_dropped = ioread8(priv->mac_io + MAC_DROPPED_FRMS); + + stats->tx_bytes = priv->stat_tx_bytes; + stats->rx_bytes = priv->stat_rx_bytes; + + return stats; +} + +static const struct net_device_ops ec_bhf_netdev_ops = { + .ndo_start_xmit = ec_bhf_start_xmit, + .ndo_open = ec_bhf_open, + .ndo_stop = ec_bhf_stop, + .ndo_get_stats64 = ec_bhf_get_stats, + .ndo_change_mtu = eth_change_mtu, + .ndo_validate_addr = eth_validate_addr, + .ndo_set_mac_address = eth_mac_addr +}; + +static int ec_bhf_probe(struct pci_dev *dev, const struct pci_device_id *id) +{ + struct net_device *net_dev; + struct ec_bhf_priv *priv; + void __iomem *dma_io; + void __iomem *io; + int err = 0; + + err = pci_enable_device(dev); + if (err) + return err; + + pci_set_master(dev); + + err = pci_set_dma_mask(dev, DMA_BIT_MASK(32)); + if (err) { + dev_err(&dev->dev, + "Required dma mask not supported, failed to initialize device\n"); + err = -EIO; + goto err_disable_dev; + } + + err = pci_set_consistent_dma_mask(dev, DMA_BIT_MASK(32)); + if (err) { + dev_err(&dev->dev, + "Required dma mask not supported, failed to initialize device\n"); + goto err_disable_dev; + } + + err = pci_request_regions(dev, "ec_bhf"); + if (err) { + dev_err(&dev->dev, "Failed to request pci memory regions\n"); + goto err_disable_dev; + } + + io = pci_iomap(dev, 0, 0); + if (!io) { + dev_err(&dev->dev, "Failed to map pci card memory bar 0"); + err = -EIO; + goto err_release_regions; + } + + dma_io = pci_iomap(dev, 2, 0); + if (!dma_io) { + dev_err(&dev->dev, "Failed to map pci card memory bar 2"); + err = -EIO; + goto err_unmap; + } + + net_dev = alloc_etherdev(sizeof(struct ec_bhf_priv)); + if (net_dev == NULL) { + err = -ENOMEM; + goto err_unmap_dma_io; + } + + pci_set_drvdata(dev, net_dev); + SET_NETDEV_DEV(net_dev, &dev->dev); + + net_dev->features = 0; + net_dev->flags |= IFF_NOARP; + + net_dev->netdev_ops = &ec_bhf_netdev_ops; + + priv = netdev_priv(net_dev); + priv->net_dev = net_dev; + priv->io = io; + priv->dma_io = dma_io; + priv->dev = dev; + + err = ec_bhf_setup_offsets(priv); + if (err < 0) + goto err_free_net_dev; + + memcpy_fromio(net_dev->dev_addr, priv->mii_io + MII_MAC_ADDR, 6); + + dev_dbg(&dev->dev, "CX5020 Ethercat master address: %pM\n", + net_dev->dev_addr); + + err = register_netdev(net_dev); + if (err < 0) + goto err_free_net_dev; + + return 0; + +err_free_net_dev: + free_netdev(net_dev); +err_unmap_dma_io: + pci_iounmap(dev, dma_io); +err_unmap: + pci_iounmap(dev, io); +err_release_regions: + pci_release_regions(dev); +err_disable_dev: + pci_clear_master(dev); + pci_disable_device(dev); + + return err; +} + +static void ec_bhf_remove(struct pci_dev *dev) +{ + struct net_device *net_dev = pci_get_drvdata(dev); + struct ec_bhf_priv *priv = netdev_priv(net_dev); + + unregister_netdev(net_dev); + free_netdev(net_dev); + + pci_iounmap(dev, priv->dma_io); + pci_iounmap(dev, priv->io); + pci_release_regions(dev); + pci_clear_master(dev); + pci_disable_device(dev); +} + +static struct pci_driver pci_driver = { + .name = "ec_bhf", + .id_table = ids, + .probe = ec_bhf_probe, + .remove = ec_bhf_remove, +}; + +static int __init ec_bhf_init(void) +{ + return pci_register_driver(&pci_driver); +} + +static void __exit ec_bhf_exit(void) +{ + pci_unregister_driver(&pci_driver); +} + +module_init(ec_bhf_init); +module_exit(ec_bhf_exit); + +module_param(polling_frequency, long, S_IRUGO); +MODULE_PARM_DESC(polling_frequency, "Polling timer frequency in ns"); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Dariusz Marcinkiewicz <reksio@newterm.pl>"); diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index 97db5a7179df..31c376628bfd 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -120,6 +120,9 @@ static inline char *nic_name(struct pci_dev *pdev) #define MAX_VFS 30 /* Max VFs supported by BE3 FW */ #define FW_VER_LEN 32 +#define RSS_INDIR_TABLE_LEN 128 +#define RSS_HASH_KEY_LEN 40 + struct be_dma_mem { void *va; dma_addr_t dma; @@ -409,6 +412,13 @@ struct be_resources { u32 if_cap_flags; }; +struct rss_info { + u64 rss_flags; + u8 rsstable[RSS_INDIR_TABLE_LEN]; + u8 rss_queue[RSS_INDIR_TABLE_LEN]; + u8 rss_hkey[RSS_HASH_KEY_LEN]; +}; + struct be_adapter { struct pci_dev *pdev; struct net_device *netdev; @@ -445,7 +455,7 @@ struct be_adapter { struct be_drv_stats drv_stats; struct be_aic_obj aic_obj[MAX_EVT_QS]; u16 vlans_added; - u8 vlan_tag[VLAN_N_VID]; + unsigned long vids[BITS_TO_LONGS(VLAN_N_VID)]; u8 vlan_prio_bmap; /* Available Priority BitMap */ u16 recommended_prio; /* Recommended Priority */ struct be_dma_mem rx_filter; /* Cmd DMA mem for rx-filter */ @@ -507,7 +517,7 @@ struct be_adapter { u32 msg_enable; int be_get_temp_freq; u8 pf_number; - u64 rss_flags; + struct rss_info rss_info; }; #define be_physfn(adapter) (!adapter->virtfn) diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index d1ec15af0d24..476752d0a6a4 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -52,8 +52,7 @@ static struct be_cmd_priv_map cmd_priv_map[] = { } }; -static bool be_cmd_allowed(struct be_adapter *adapter, u8 opcode, - u8 subsystem) +static bool be_cmd_allowed(struct be_adapter *adapter, u8 opcode, u8 subsystem) { int i; int num_entries = sizeof(cmd_priv_map)/sizeof(struct be_cmd_priv_map); @@ -197,7 +196,7 @@ done: /* Link state evt is a string of bytes; no need for endian swapping */ static void be_async_link_state_process(struct be_adapter *adapter, - struct be_async_event_link_state *evt) + struct be_async_event_link_state *evt) { /* When link status changes, link speed must be re-queried from FW */ adapter->phy.link_speed = -1; @@ -221,7 +220,9 @@ static void be_async_link_state_process(struct be_adapter *adapter, /* Grp5 CoS Priority evt */ static void be_async_grp5_cos_priority_process(struct be_adapter *adapter, - struct be_async_event_grp5_cos_priority *evt) + struct + be_async_event_grp5_cos_priority + *evt) { if (evt->valid) { adapter->vlan_prio_bmap = evt->available_priority_bmap; @@ -233,7 +234,9 @@ static void be_async_grp5_cos_priority_process(struct be_adapter *adapter, /* Grp5 QOS Speed evt: qos_link_speed is in units of 10 Mbps */ static void be_async_grp5_qos_speed_process(struct be_adapter *adapter, - struct be_async_event_grp5_qos_link_speed *evt) + struct + be_async_event_grp5_qos_link_speed + *evt) { if (adapter->phy.link_speed >= 0 && evt->physical_port == adapter->port_num) @@ -242,7 +245,9 @@ static void be_async_grp5_qos_speed_process(struct be_adapter *adapter, /*Grp5 PVID evt*/ static void be_async_grp5_pvid_state_process(struct be_adapter *adapter, - struct be_async_event_grp5_pvid_state *evt) + struct + be_async_event_grp5_pvid_state + *evt) { if (evt->enabled) { adapter->pvid = le16_to_cpu(evt->tag) & VLAN_VID_MASK; @@ -253,7 +258,7 @@ static void be_async_grp5_pvid_state_process(struct be_adapter *adapter, } static void be_async_grp5_evt_process(struct be_adapter *adapter, - u32 trailer, struct be_mcc_compl *evt) + u32 trailer, struct be_mcc_compl *evt) { u8 event_type = 0; @@ -281,7 +286,7 @@ static void be_async_grp5_evt_process(struct be_adapter *adapter, } static void be_async_dbg_evt_process(struct be_adapter *adapter, - u32 trailer, struct be_mcc_compl *cmp) + u32 trailer, struct be_mcc_compl *cmp) { u8 event_type = 0; struct be_async_event_qnq *evt = (struct be_async_event_qnq *) cmp; @@ -370,10 +375,10 @@ int be_process_mcc(struct be_adapter *adapter) (struct be_async_event_link_state *) compl); else if (is_grp5_evt(compl->flags)) be_async_grp5_evt_process(adapter, - compl->flags, compl); + compl->flags, compl); else if (is_dbg_evt(compl->flags)) be_async_dbg_evt_process(adapter, - compl->flags, compl); + compl->flags, compl); } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) { status = be_mcc_compl_process(adapter, compl); atomic_dec(&mcc_obj->q.used); @@ -560,10 +565,8 @@ static bool lancer_provisioning_error(struct be_adapter *adapter) u32 sliport_status = 0, sliport_err1 = 0, sliport_err2 = 0; sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET); if (sliport_status & SLIPORT_STATUS_ERR_MASK) { - sliport_err1 = ioread32(adapter->db + - SLIPORT_ERROR1_OFFSET); - sliport_err2 = ioread32(adapter->db + - SLIPORT_ERROR2_OFFSET); + sliport_err1 = ioread32(adapter->db + SLIPORT_ERROR1_OFFSET); + sliport_err2 = ioread32(adapter->db + SLIPORT_ERROR2_OFFSET); if (sliport_err1 == SLIPORT_ERROR_NO_RESOURCE1 && sliport_err2 == SLIPORT_ERROR_NO_RESOURCE2) @@ -630,8 +633,7 @@ int be_fw_wait_ready(struct be_adapter *adapter) if (stage == POST_STAGE_ARMFW_RDY) return 0; - dev_info(dev, "Waiting for POST, %ds elapsed\n", - timeout); + dev_info(dev, "Waiting for POST, %ds elapsed\n", timeout); if (msleep_interruptible(2000)) { dev_err(dev, "Waiting for POST aborted\n"); return -EINTR; @@ -649,8 +651,7 @@ static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb) return &wrb->payload.sgl[0]; } -static inline void fill_wrb_tags(struct be_mcc_wrb *wrb, - unsigned long addr) +static inline void fill_wrb_tags(struct be_mcc_wrb *wrb, unsigned long addr) { wrb->tag0 = addr & 0xFFFFFFFF; wrb->tag1 = upper_32_bits(addr); @@ -659,8 +660,9 @@ static inline void fill_wrb_tags(struct be_mcc_wrb *wrb, /* Don't touch the hdr after it's prepared */ /* mem will be NULL for embedded commands */ static void be_wrb_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr, - u8 subsystem, u8 opcode, int cmd_len, - struct be_mcc_wrb *wrb, struct be_dma_mem *mem) + u8 subsystem, u8 opcode, int cmd_len, + struct be_mcc_wrb *wrb, + struct be_dma_mem *mem) { struct be_sge *sge; @@ -683,7 +685,7 @@ static void be_wrb_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr, } static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages, - struct be_dma_mem *mem) + struct be_dma_mem *mem) { int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages); u64 dma = (u64)mem->dma; @@ -868,7 +870,8 @@ int be_cmd_eq_create(struct be_adapter *adapter, struct be_eq_obj *eqo) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_EQ_CREATE, sizeof(*req), wrb, NULL); + OPCODE_COMMON_EQ_CREATE, sizeof(*req), wrb, + NULL); /* Support for EQ_CREATEv2 available only SH-R onwards */ if (!(BEx_chip(adapter) || lancer_chip(adapter))) @@ -917,7 +920,8 @@ int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req), wrb, NULL); + OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req), wrb, + NULL); req->type = MAC_ADDRESS_TYPE_NETWORK; if (permanent) { req->permanent = 1; @@ -940,7 +944,7 @@ err: /* Uses synchronous MCCQ */ int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, - u32 if_id, u32 *pmac_id, u32 domain) + u32 if_id, u32 *pmac_id, u32 domain) { struct be_mcc_wrb *wrb; struct be_cmd_req_pmac_add *req; @@ -956,7 +960,8 @@ int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req), wrb, NULL); + OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req), wrb, + NULL); req->hdr.domain = domain; req->if_id = cpu_to_le32(if_id); @@ -1012,7 +1017,7 @@ err: /* Uses Mbox */ int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq, - struct be_queue_info *eq, bool no_delay, int coalesce_wm) + struct be_queue_info *eq, bool no_delay, int coalesce_wm) { struct be_mcc_wrb *wrb; struct be_cmd_req_cq_create *req; @@ -1028,17 +1033,18 @@ int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq, ctxt = &req->context; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_CQ_CREATE, sizeof(*req), wrb, NULL); + OPCODE_COMMON_CQ_CREATE, sizeof(*req), wrb, + NULL); req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); if (BEx_chip(adapter)) { AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt, - coalesce_wm); + coalesce_wm); AMAP_SET_BITS(struct amap_cq_context_be, nodelay, - ctxt, no_delay); + ctxt, no_delay); AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt, - __ilog2_u32(cq->len/256)); + __ilog2_u32(cq->len / 256)); AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1); AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1); AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id); @@ -1053,14 +1059,12 @@ int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq, AMAP_SET_BITS(struct amap_cq_context_v2, coalescwm, ctxt, coalesce_wm); AMAP_SET_BITS(struct amap_cq_context_v2, nodelay, ctxt, - no_delay); + no_delay); AMAP_SET_BITS(struct amap_cq_context_v2, count, ctxt, - __ilog2_u32(cq->len/256)); + __ilog2_u32(cq->len / 256)); AMAP_SET_BITS(struct amap_cq_context_v2, valid, ctxt, 1); - AMAP_SET_BITS(struct amap_cq_context_v2, eventable, - ctxt, 1); - AMAP_SET_BITS(struct amap_cq_context_v2, eqid, - ctxt, eq->id); + AMAP_SET_BITS(struct amap_cq_context_v2, eventable, ctxt, 1); + AMAP_SET_BITS(struct amap_cq_context_v2, eqid, ctxt, eq->id); } be_dws_cpu_to_le(ctxt, sizeof(req->context)); @@ -1088,8 +1092,8 @@ static u32 be_encoded_q_len(int q_len) } static int be_cmd_mccq_ext_create(struct be_adapter *adapter, - struct be_queue_info *mccq, - struct be_queue_info *cq) + struct be_queue_info *mccq, + struct be_queue_info *cq) { struct be_mcc_wrb *wrb; struct be_cmd_req_mcc_ext_create *req; @@ -1105,13 +1109,14 @@ static int be_cmd_mccq_ext_create(struct be_adapter *adapter, ctxt = &req->context; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req), wrb, NULL); + OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req), wrb, + NULL); req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); if (BEx_chip(adapter)) { AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1); AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt, - be_encoded_q_len(mccq->len)); + be_encoded_q_len(mccq->len)); AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id); } else { req->hdr.version = 1; @@ -1145,8 +1150,8 @@ static int be_cmd_mccq_ext_create(struct be_adapter *adapter, } static int be_cmd_mccq_org_create(struct be_adapter *adapter, - struct be_queue_info *mccq, - struct be_queue_info *cq) + struct be_queue_info *mccq, + struct be_queue_info *cq) { struct be_mcc_wrb *wrb; struct be_cmd_req_mcc_create *req; @@ -1162,13 +1167,14 @@ static int be_cmd_mccq_org_create(struct be_adapter *adapter, ctxt = &req->context; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_MCC_CREATE, sizeof(*req), wrb, NULL); + OPCODE_COMMON_MCC_CREATE, sizeof(*req), wrb, + NULL); req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1); AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt, - be_encoded_q_len(mccq->len)); + be_encoded_q_len(mccq->len)); AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id); be_dws_cpu_to_le(ctxt, sizeof(req->context)); @@ -1187,8 +1193,7 @@ static int be_cmd_mccq_org_create(struct be_adapter *adapter, } int be_cmd_mccq_create(struct be_adapter *adapter, - struct be_queue_info *mccq, - struct be_queue_info *cq) + struct be_queue_info *mccq, struct be_queue_info *cq) { int status; @@ -1213,7 +1218,7 @@ int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo) req = embedded_payload(&wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, - OPCODE_ETH_TX_CREATE, sizeof(*req), &wrb, NULL); + OPCODE_ETH_TX_CREATE, sizeof(*req), &wrb, NULL); if (lancer_chip(adapter)) { req->hdr.version = 1; @@ -1250,8 +1255,8 @@ int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo) /* Uses MCC */ int be_cmd_rxq_create(struct be_adapter *adapter, - struct be_queue_info *rxq, u16 cq_id, u16 frag_size, - u32 if_id, u32 rss, u8 *rss_id) + struct be_queue_info *rxq, u16 cq_id, u16 frag_size, + u32 if_id, u32 rss, u8 *rss_id) { struct be_mcc_wrb *wrb; struct be_cmd_req_eth_rx_create *req; @@ -1268,7 +1273,7 @@ int be_cmd_rxq_create(struct be_adapter *adapter, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, - OPCODE_ETH_RX_CREATE, sizeof(*req), wrb, NULL); + OPCODE_ETH_RX_CREATE, sizeof(*req), wrb, NULL); req->cq_id = cpu_to_le16(cq_id); req->frag_size = fls(frag_size) - 1; @@ -1295,7 +1300,7 @@ err: * Uses Mbox */ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q, - int queue_type) + int queue_type) { struct be_mcc_wrb *wrb; struct be_cmd_req_q_destroy *req; @@ -1334,7 +1339,7 @@ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q, } be_wrb_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req), wrb, - NULL); + NULL); req->id = cpu_to_le16(q->id); status = be_mbox_notify_wait(adapter); @@ -1361,7 +1366,7 @@ int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, - OPCODE_ETH_RX_DESTROY, sizeof(*req), wrb, NULL); + OPCODE_ETH_RX_DESTROY, sizeof(*req), wrb, NULL); req->id = cpu_to_le16(q->id); status = be_mcc_notify_wait(adapter); @@ -1384,7 +1389,8 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags, req = embedded_payload(&wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req), &wrb, NULL); + OPCODE_COMMON_NTWK_INTERFACE_CREATE, + sizeof(*req), &wrb, NULL); req->hdr.domain = domain; req->capability_flags = cpu_to_le32(cap_flags); req->enable_flags = cpu_to_le32(en_flags); @@ -1422,7 +1428,8 @@ int be_cmd_if_destroy(struct be_adapter *adapter, int interface_id, u32 domain) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_NTWK_INTERFACE_DESTROY, sizeof(*req), wrb, NULL); + OPCODE_COMMON_NTWK_INTERFACE_DESTROY, + sizeof(*req), wrb, NULL); req->hdr.domain = domain; req->interface_id = cpu_to_le32(interface_id); @@ -1452,7 +1459,8 @@ int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd) hdr = nonemb_cmd->va; be_wrb_cmd_hdr_prepare(hdr, CMD_SUBSYSTEM_ETH, - OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size, wrb, nonemb_cmd); + OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size, wrb, + nonemb_cmd); /* version 1 of the cmd is not supported only by BE2 */ if (BE2_chip(adapter)) @@ -1472,7 +1480,7 @@ err: /* Lancer Stats */ int lancer_cmd_get_pport_stats(struct be_adapter *adapter, - struct be_dma_mem *nonemb_cmd) + struct be_dma_mem *nonemb_cmd) { struct be_mcc_wrb *wrb; @@ -1493,8 +1501,8 @@ int lancer_cmd_get_pport_stats(struct be_adapter *adapter, req = nonemb_cmd->va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, - OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size, wrb, - nonemb_cmd); + OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size, + wrb, nonemb_cmd); req->cmd_params.params.pport_num = cpu_to_le16(adapter->hba_port_num); req->cmd_params.params.reset_stats = 0; @@ -1553,7 +1561,8 @@ int be_cmd_link_status_query(struct be_adapter *adapter, u16 *link_speed, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, sizeof(*req), wrb, NULL); + OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, + sizeof(*req), wrb, NULL); /* version 1 of the cmd is not supported only by BE2 */ if (!BE2_chip(adapter)) @@ -1598,8 +1607,8 @@ int be_cmd_get_die_temperature(struct be_adapter *adapter) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES, sizeof(*req), - wrb, NULL); + OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES, + sizeof(*req), wrb, NULL); be_mcc_notify(adapter); @@ -1625,7 +1634,8 @@ int be_cmd_get_reg_len(struct be_adapter *adapter, u32 *log_size) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_MANAGE_FAT, sizeof(*req), wrb, NULL); + OPCODE_COMMON_MANAGE_FAT, sizeof(*req), wrb, + NULL); req->fat_operation = cpu_to_le32(QUERY_FAT); status = be_mcc_notify_wait(adapter); if (!status) { @@ -1655,8 +1665,8 @@ void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf) get_fat_cmd.size = sizeof(struct be_cmd_req_get_fat) + 60*1024; get_fat_cmd.va = pci_alloc_consistent(adapter->pdev, - get_fat_cmd.size, - &get_fat_cmd.dma); + get_fat_cmd.size, + &get_fat_cmd.dma); if (!get_fat_cmd.va) { status = -ENOMEM; dev_err(&adapter->pdev->dev, @@ -1679,8 +1689,8 @@ void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf) payload_len = sizeof(struct be_cmd_req_get_fat) + buf_size; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_MANAGE_FAT, payload_len, wrb, - &get_fat_cmd); + OPCODE_COMMON_MANAGE_FAT, payload_len, + wrb, &get_fat_cmd); req->fat_operation = cpu_to_le32(RETRIEVE_FAT); req->read_log_offset = cpu_to_le32(log_offset); @@ -1691,8 +1701,8 @@ void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf) if (!status) { struct be_cmd_resp_get_fat *resp = get_fat_cmd.va; memcpy(buf + offset, - resp->data_buffer, - le32_to_cpu(resp->read_log_length)); + resp->data_buffer, + le32_to_cpu(resp->read_log_length)); } else { dev_err(&adapter->pdev->dev, "FAT Table Retrieve error\n"); goto err; @@ -1702,14 +1712,13 @@ void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf) } err: pci_free_consistent(adapter->pdev, get_fat_cmd.size, - get_fat_cmd.va, - get_fat_cmd.dma); + get_fat_cmd.va, get_fat_cmd.dma); spin_unlock_bh(&adapter->mcc_lock); } /* Uses synchronous mcc */ int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver, - char *fw_on_flash) + char *fw_on_flash) { struct be_mcc_wrb *wrb; struct be_cmd_req_get_fw_version *req; @@ -1726,7 +1735,8 @@ int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_FW_VERSION, sizeof(*req), wrb, NULL); + OPCODE_COMMON_GET_FW_VERSION, sizeof(*req), wrb, + NULL); status = be_mcc_notify_wait(adapter); if (!status) { struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb); @@ -1759,7 +1769,8 @@ int be_cmd_modify_eqd(struct be_adapter *adapter, struct be_set_eqd *set_eqd, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req), wrb, NULL); + OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req), wrb, + NULL); req->num_eq = cpu_to_le32(num); for (i = 0; i < num; i++) { @@ -1777,7 +1788,7 @@ err: /* Uses sycnhronous mcc */ int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array, - u32 num, bool promiscuous) + u32 num) { struct be_mcc_wrb *wrb; struct be_cmd_req_vlan_config *req; @@ -1793,19 +1804,16 @@ int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req), wrb, NULL); + OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req), + wrb, NULL); req->interface_id = if_id; - req->promiscuous = promiscuous; req->untagged = BE_IF_FLAGS_UNTAGGED & be_if_cap_flags(adapter) ? 1 : 0; req->num_vlan = num; - if (!promiscuous) { - memcpy(req->normal_vlan, vtag_array, - req->num_vlan * sizeof(vtag_array[0])); - } + memcpy(req->normal_vlan, vtag_array, + req->num_vlan * sizeof(vtag_array[0])); status = be_mcc_notify_wait(adapter); - err: spin_unlock_bh(&adapter->mcc_lock); return status; @@ -1827,18 +1835,19 @@ int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value) } memset(req, 0, sizeof(*req)); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req), - wrb, mem); + OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req), + wrb, mem); req->if_id = cpu_to_le32(adapter->if_handle); if (flags & IFF_PROMISC) { req->if_flags_mask = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS | - BE_IF_FLAGS_VLAN_PROMISCUOUS | - BE_IF_FLAGS_MCAST_PROMISCUOUS); + BE_IF_FLAGS_VLAN_PROMISCUOUS | + BE_IF_FLAGS_MCAST_PROMISCUOUS); if (value == ON) - req->if_flags = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS | - BE_IF_FLAGS_VLAN_PROMISCUOUS | - BE_IF_FLAGS_MCAST_PROMISCUOUS); + req->if_flags = + cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS | + BE_IF_FLAGS_VLAN_PROMISCUOUS | + BE_IF_FLAGS_MCAST_PROMISCUOUS); } else if (flags & IFF_ALLMULTI) { req->if_flags_mask = req->if_flags = cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS); @@ -1867,7 +1876,7 @@ int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value) } if ((req->if_flags_mask & cpu_to_le32(be_if_cap_flags(adapter))) != - req->if_flags_mask) { + req->if_flags_mask) { dev_warn(&adapter->pdev->dev, "Cannot set rx filter flags 0x%x\n", req->if_flags_mask); @@ -1905,7 +1914,8 @@ int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req), wrb, NULL); + OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req), + wrb, NULL); req->tx_flow_control = cpu_to_le16((u16)tx_fc); req->rx_flow_control = cpu_to_le16((u16)rx_fc); @@ -1938,7 +1948,8 @@ int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req), wrb, NULL); + OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req), + wrb, NULL); status = be_mcc_notify_wait(adapter); if (!status) { @@ -1968,7 +1979,8 @@ int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req), wrb, NULL); + OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, + sizeof(*req), wrb, NULL); status = be_mbox_notify_wait(adapter); if (!status) { @@ -2011,7 +2023,8 @@ int be_cmd_reset_function(struct be_adapter *adapter) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_FUNCTION_RESET, sizeof(*req), wrb, NULL); + OPCODE_COMMON_FUNCTION_RESET, sizeof(*req), wrb, + NULL); status = be_mbox_notify_wait(adapter); @@ -2020,47 +2033,47 @@ int be_cmd_reset_function(struct be_adapter *adapter) } int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable, - u32 rss_hash_opts, u16 table_size) + u32 rss_hash_opts, u16 table_size, u8 *rss_hkey) { struct be_mcc_wrb *wrb; struct be_cmd_req_rss_config *req; - u32 myhash[10] = {0x15d43fa5, 0x2534685a, 0x5f87693a, 0x5668494e, - 0x33cf6a53, 0x383334c6, 0x76ac4257, 0x59b242b2, - 0x3ea83c02, 0x4a110304}; int status; if (!(be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS)) return 0; - if (mutex_lock_interruptible(&adapter->mbox_lock)) - return -1; + spin_lock_bh(&adapter->mcc_lock); - wrb = wrb_from_mbox(adapter); + wrb = wrb_from_mccq(adapter); + if (!wrb) { + status = -EBUSY; + goto err; + } req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, - OPCODE_ETH_RSS_CONFIG, sizeof(*req), wrb, NULL); + OPCODE_ETH_RSS_CONFIG, sizeof(*req), wrb, NULL); req->if_id = cpu_to_le32(adapter->if_handle); req->enable_rss = cpu_to_le16(rss_hash_opts); req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1); - if (lancer_chip(adapter) || skyhawk_chip(adapter)) + if (!BEx_chip(adapter)) req->hdr.version = 1; memcpy(req->cpu_table, rsstable, table_size); - memcpy(req->hash, myhash, sizeof(myhash)); + memcpy(req->hash, rss_hkey, RSS_HASH_KEY_LEN); be_dws_cpu_to_le(req->hash, sizeof(req->hash)); - status = be_mbox_notify_wait(adapter); - - mutex_unlock(&adapter->mbox_lock); + status = be_mcc_notify_wait(adapter); +err: + spin_unlock_bh(&adapter->mcc_lock); return status; } /* Uses sync mcc */ int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num, - u8 bcn, u8 sts, u8 state) + u8 bcn, u8 sts, u8 state) { struct be_mcc_wrb *wrb; struct be_cmd_req_enable_disable_beacon *req; @@ -2076,7 +2089,8 @@ int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_ENABLE_DISABLE_BEACON, sizeof(*req), wrb, NULL); + OPCODE_COMMON_ENABLE_DISABLE_BEACON, + sizeof(*req), wrb, NULL); req->port_num = port_num; req->beacon_state = state; @@ -2107,7 +2121,8 @@ int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req), wrb, NULL); + OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req), + wrb, NULL); req->port_num = port_num; @@ -2146,20 +2161,20 @@ int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_WRITE_OBJECT, - sizeof(struct lancer_cmd_req_write_object), wrb, - NULL); + OPCODE_COMMON_WRITE_OBJECT, + sizeof(struct lancer_cmd_req_write_object), wrb, + NULL); ctxt = &req->context; AMAP_SET_BITS(struct amap_lancer_write_obj_context, - write_length, ctxt, data_size); + write_length, ctxt, data_size); if (data_size == 0) AMAP_SET_BITS(struct amap_lancer_write_obj_context, - eof, ctxt, 1); + eof, ctxt, 1); else AMAP_SET_BITS(struct amap_lancer_write_obj_context, - eof, ctxt, 0); + eof, ctxt, 0); be_dws_cpu_to_le(ctxt, sizeof(req->context)); req->write_offset = cpu_to_le32(data_offset); @@ -2167,8 +2182,8 @@ int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd, req->descriptor_count = cpu_to_le32(1); req->buf_len = cpu_to_le32(data_size); req->addr_low = cpu_to_le32((cmd->dma + - sizeof(struct lancer_cmd_req_write_object)) - & 0xFFFFFFFF); + sizeof(struct lancer_cmd_req_write_object)) + & 0xFFFFFFFF); req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma + sizeof(struct lancer_cmd_req_write_object))); @@ -2197,8 +2212,8 @@ err_unlock: } int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd, - u32 data_size, u32 data_offset, const char *obj_name, - u32 *data_read, u32 *eof, u8 *addn_status) + u32 data_size, u32 data_offset, const char *obj_name, + u32 *data_read, u32 *eof, u8 *addn_status) { struct be_mcc_wrb *wrb; struct lancer_cmd_req_read_object *req; @@ -2216,9 +2231,9 @@ int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_READ_OBJECT, - sizeof(struct lancer_cmd_req_read_object), wrb, - NULL); + OPCODE_COMMON_READ_OBJECT, + sizeof(struct lancer_cmd_req_read_object), wrb, + NULL); req->desired_read_len = cpu_to_le32(data_size); req->read_offset = cpu_to_le32(data_offset); @@ -2244,7 +2259,7 @@ err_unlock: } int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd, - u32 flash_type, u32 flash_opcode, u32 buf_size) + u32 flash_type, u32 flash_opcode, u32 buf_size) { struct be_mcc_wrb *wrb; struct be_cmd_write_flashrom *req; @@ -2261,7 +2276,8 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd, req = cmd->va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_WRITE_FLASHROM, cmd->size, wrb, cmd); + OPCODE_COMMON_WRITE_FLASHROM, cmd->size, wrb, + cmd); req->params.op_type = cpu_to_le32(flash_type); req->params.op_code = cpu_to_le32(flash_opcode); @@ -2318,7 +2334,7 @@ err: } int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac, - struct be_dma_mem *nonemb_cmd) + struct be_dma_mem *nonemb_cmd) { struct be_mcc_wrb *wrb; struct be_cmd_req_acpi_wol_magic_config *req; @@ -2334,8 +2350,8 @@ int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac, req = nonemb_cmd->va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, - OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req), wrb, - nonemb_cmd); + OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req), + wrb, nonemb_cmd); memcpy(req->magic_mac, mac, ETH_ALEN); status = be_mcc_notify_wait(adapter); @@ -2363,8 +2379,8 @@ int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL, - OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, sizeof(*req), wrb, - NULL); + OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, sizeof(*req), + wrb, NULL); req->src_port = port_num; req->dest_port = port_num; @@ -2378,7 +2394,8 @@ err: } int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num, - u32 loopback_type, u32 pkt_size, u32 num_pkts, u64 pattern) + u32 loopback_type, u32 pkt_size, u32 num_pkts, + u64 pattern) { struct be_mcc_wrb *wrb; struct be_cmd_req_loopback_test *req; @@ -2396,7 +2413,8 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num, req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL, - OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb, NULL); + OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb, + NULL); req->hdr.timeout = cpu_to_le32(15); req->pattern = cpu_to_le64(pattern); @@ -2421,7 +2439,7 @@ err: } int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern, - u32 byte_cnt, struct be_dma_mem *cmd) + u32 byte_cnt, struct be_dma_mem *cmd) { struct be_mcc_wrb *wrb; struct be_cmd_req_ddrdma_test *req; @@ -2437,7 +2455,8 @@ int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern, } req = cmd->va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL, - OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size, wrb, cmd); + OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size, wrb, + cmd); req->pattern = cpu_to_le64(pattern); req->byte_count = cpu_to_le32(byte_cnt); @@ -2465,7 +2484,7 @@ err: } int be_cmd_get_seeprom_data(struct be_adapter *adapter, - struct be_dma_mem *nonemb_cmd) + struct be_dma_mem *nonemb_cmd) { struct be_mcc_wrb *wrb; struct be_cmd_req_seeprom_read *req; @@ -2481,8 +2500,8 @@ int be_cmd_get_seeprom_data(struct be_adapter *adapter, req = nonemb_cmd->va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_SEEPROM_READ, sizeof(*req), wrb, - nonemb_cmd); + OPCODE_COMMON_SEEPROM_READ, sizeof(*req), wrb, + nonemb_cmd); status = be_mcc_notify_wait(adapter); @@ -2510,8 +2529,7 @@ int be_cmd_get_phy_info(struct be_adapter *adapter) goto err; } cmd.size = sizeof(struct be_cmd_req_get_phy_info); - cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, - &cmd.dma); + cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma); if (!cmd.va) { dev_err(&adapter->pdev->dev, "Memory alloc failure\n"); status = -ENOMEM; @@ -2521,8 +2539,8 @@ int be_cmd_get_phy_info(struct be_adapter *adapter) req = cmd.va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_PHY_DETAILS, sizeof(*req), - wrb, &cmd); + OPCODE_COMMON_GET_PHY_DETAILS, sizeof(*req), + wrb, &cmd); status = be_mcc_notify_wait(adapter); if (!status) { @@ -2544,8 +2562,7 @@ int be_cmd_get_phy_info(struct be_adapter *adapter) BE_SUPPORTED_SPEED_1GBPS; } } - pci_free_consistent(adapter->pdev, cmd.size, - cmd.va, cmd.dma); + pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma); err: spin_unlock_bh(&adapter->mcc_lock); return status; @@ -2568,7 +2585,7 @@ int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_SET_QOS, sizeof(*req), wrb, NULL); + OPCODE_COMMON_SET_QOS, sizeof(*req), wrb, NULL); req->hdr.domain = domain; req->valid_bits = cpu_to_le32(BE_QOS_BITS_NIC); @@ -2597,10 +2614,9 @@ int be_cmd_get_cntl_attributes(struct be_adapter *adapter) memset(&attribs_cmd, 0, sizeof(struct be_dma_mem)); attribs_cmd.size = sizeof(struct be_cmd_resp_cntl_attribs); attribs_cmd.va = pci_alloc_consistent(adapter->pdev, attribs_cmd.size, - &attribs_cmd.dma); + &attribs_cmd.dma); if (!attribs_cmd.va) { - dev_err(&adapter->pdev->dev, - "Memory allocation failure\n"); + dev_err(&adapter->pdev->dev, "Memory allocation failure\n"); status = -ENOMEM; goto err; } @@ -2613,8 +2629,8 @@ int be_cmd_get_cntl_attributes(struct be_adapter *adapter) req = attribs_cmd.va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len, wrb, - &attribs_cmd); + OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len, + wrb, &attribs_cmd); status = be_mbox_notify_wait(adapter); if (!status) { @@ -2649,7 +2665,8 @@ int be_cmd_req_native_mode(struct be_adapter *adapter) req = embedded_payload(wrb); be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP, sizeof(*req), wrb, NULL); + OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP, + sizeof(*req), wrb, NULL); req->valid_cap_flags = cpu_to_le32(CAPABILITY_SW_TIMESTAMPS | CAPABILITY_BE3_NATIVE_ERX_API); @@ -2762,12 +2779,12 @@ int be_cmd_get_mac_from_list(struct be_adapter *adapter, u8 *mac, memset(&get_mac_list_cmd, 0, sizeof(struct be_dma_mem)); get_mac_list_cmd.size = sizeof(struct be_cmd_resp_get_mac_list); get_mac_list_cmd.va = pci_alloc_consistent(adapter->pdev, - get_mac_list_cmd.size, - &get_mac_list_cmd.dma); + get_mac_list_cmd.size, + &get_mac_list_cmd.dma); if (!get_mac_list_cmd.va) { dev_err(&adapter->pdev->dev, - "Memory allocation failure during GET_MAC_LIST\n"); + "Memory allocation failure during GET_MAC_LIST\n"); return -ENOMEM; } @@ -2831,18 +2848,18 @@ int be_cmd_get_mac_from_list(struct be_adapter *adapter, u8 *mac, /* If no active mac_id found, return first mac addr */ *pmac_id_valid = false; memcpy(mac, resp->macaddr_list[0].mac_addr_id.macaddr, - ETH_ALEN); + ETH_ALEN); } out: spin_unlock_bh(&adapter->mcc_lock); pci_free_consistent(adapter->pdev, get_mac_list_cmd.size, - get_mac_list_cmd.va, get_mac_list_cmd.dma); + get_mac_list_cmd.va, get_mac_list_cmd.dma); return status; } -int be_cmd_get_active_mac(struct be_adapter *adapter, u32 curr_pmac_id, u8 *mac, - u32 if_handle, bool active, u32 domain) +int be_cmd_get_active_mac(struct be_adapter *adapter, u32 curr_pmac_id, + u8 *mac, u32 if_handle, bool active, u32 domain) { if (!active) @@ -2892,7 +2909,7 @@ int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array, memset(&cmd, 0, sizeof(struct be_dma_mem)); cmd.size = sizeof(struct be_cmd_req_set_mac_list); cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, - &cmd.dma, GFP_KERNEL); + &cmd.dma, GFP_KERNEL); if (!cmd.va) return -ENOMEM; @@ -2906,8 +2923,8 @@ int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array, req = cmd.va; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_SET_MAC_LIST, sizeof(*req), - wrb, &cmd); + OPCODE_COMMON_SET_MAC_LIST, sizeof(*req), + wrb, &cmd); req->hdr.domain = domain; req->mac_count = mac_count; @@ -2917,8 +2934,7 @@ int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array, status = be_mcc_notify_wait(adapter); err: - dma_free_coherent(&adapter->pdev->dev, cmd.size, - cmd.va, cmd.dma); + dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma); spin_unlock_bh(&adapter->mcc_lock); return status; } @@ -2963,7 +2979,8 @@ int be_cmd_set_hsw_config(struct be_adapter *adapter, u16 pvid, ctxt = &req->context; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_SET_HSW_CONFIG, sizeof(*req), wrb, NULL); + OPCODE_COMMON_SET_HSW_CONFIG, sizeof(*req), wrb, + NULL); req->hdr.domain = domain; AMAP_SET_BITS(struct amap_set_hsw_context, interface_id, ctxt, intf_id); @@ -3009,7 +3026,8 @@ int be_cmd_get_hsw_config(struct be_adapter *adapter, u16 *pvid, ctxt = &req->context; be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_HSW_CONFIG, sizeof(*req), wrb, NULL); + OPCODE_COMMON_GET_HSW_CONFIG, sizeof(*req), wrb, + NULL); req->hdr.domain = domain; AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id, @@ -3027,10 +3045,9 @@ int be_cmd_get_hsw_config(struct be_adapter *adapter, u16 *pvid, if (!status) { struct be_cmd_resp_get_hsw_config *resp = embedded_payload(wrb); - be_dws_le_to_cpu(&resp->context, - sizeof(resp->context)); + be_dws_le_to_cpu(&resp->context, sizeof(resp->context)); vid = AMAP_GET_BITS(struct amap_get_hsw_resp_context, - pvid, &resp->context); + pvid, &resp->context); if (pvid) *pvid = le16_to_cpu(vid); if (mode) @@ -3062,11 +3079,9 @@ int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter) memset(&cmd, 0, sizeof(struct be_dma_mem)); cmd.size = sizeof(struct be_cmd_resp_acpi_wol_magic_config_v1); - cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, - &cmd.dma); + cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma); if (!cmd.va) { - dev_err(&adapter->pdev->dev, - "Memory allocation failure\n"); + dev_err(&adapter->pdev->dev, "Memory allocation failure\n"); status = -ENOMEM; goto err; } @@ -3349,8 +3364,7 @@ int be_cmd_get_func_config(struct be_adapter *adapter, struct be_resources *res) memset(&cmd, 0, sizeof(struct be_dma_mem)); cmd.size = sizeof(struct be_cmd_resp_get_func_config); - cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, - &cmd.dma); + cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma); if (!cmd.va) { dev_err(&adapter->pdev->dev, "Memory alloc failure\n"); status = -ENOMEM; @@ -3396,7 +3410,7 @@ err: /* Uses mbox */ static int be_cmd_get_profile_config_mbox(struct be_adapter *adapter, - u8 domain, struct be_dma_mem *cmd) + u8 domain, struct be_dma_mem *cmd) { struct be_mcc_wrb *wrb; struct be_cmd_req_get_profile_config *req; @@ -3424,7 +3438,7 @@ static int be_cmd_get_profile_config_mbox(struct be_adapter *adapter, /* Uses sync mcc */ static int be_cmd_get_profile_config_mccq(struct be_adapter *adapter, - u8 domain, struct be_dma_mem *cmd) + u8 domain, struct be_dma_mem *cmd) { struct be_mcc_wrb *wrb; struct be_cmd_req_get_profile_config *req; @@ -3484,8 +3498,8 @@ int be_cmd_get_profile_config(struct be_adapter *adapter, resp = cmd.va; desc_count = le32_to_cpu(resp->desc_count); - pcie = be_get_pcie_desc(adapter->pdev->devfn, resp->func_param, - desc_count); + pcie = be_get_pcie_desc(adapter->pdev->devfn, resp->func_param, + desc_count); if (pcie) res->max_vfs = le16_to_cpu(pcie->num_vfs); @@ -3859,7 +3873,7 @@ err: } int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload, - int wrb_payload_size, u16 *cmd_status, u16 *ext_status) + int wrb_payload_size, u16 *cmd_status, u16 *ext_status) { struct be_adapter *adapter = netdev_priv(netdev_handle); struct be_mcc_wrb *wrb; diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h index b60e4d53c1c9..228d4b611084 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.h +++ b/drivers/net/ethernet/emulex/benet/be_cmds.h @@ -2060,7 +2060,7 @@ int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver, char *fw_on_flash); int be_cmd_modify_eqd(struct be_adapter *adapter, struct be_set_eqd *, int num); int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array, - u32 num, bool promiscuous); + u32 num); int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 status); int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc); int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc); @@ -2068,7 +2068,7 @@ int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num, u32 *function_mode, u32 *function_caps, u16 *asic_rev); int be_cmd_reset_function(struct be_adapter *adapter); int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable, - u32 rss_hash_opts, u16 table_size); + u32 rss_hash_opts, u16 table_size, u8 *rss_hkey); int be_process_mcc(struct be_adapter *adapter); int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num, u8 beacon, u8 status, u8 state); diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c index 15ba96cba65d..970ae337daac 100644 --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c @@ -132,6 +132,7 @@ static const struct be_ethtool_stat et_rx_stats[] = { {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */ {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */ {DRVSTAT_RX_INFO(rx_compl)}, + {DRVSTAT_RX_INFO(rx_compl_err)}, {DRVSTAT_RX_INFO(rx_mcast_pkts)}, /* Number of page allocation failures while posting receive buffers * to HW. @@ -181,7 +182,7 @@ static const char et_self_tests[][ETH_GSTRING_LEN] = { #define BE_NO_LOOPBACK 0xff static void be_get_drvinfo(struct net_device *netdev, - struct ethtool_drvinfo *drvinfo) + struct ethtool_drvinfo *drvinfo) { struct be_adapter *adapter = netdev_priv(netdev); @@ -201,8 +202,7 @@ static void be_get_drvinfo(struct net_device *netdev, drvinfo->eedump_len = 0; } -static u32 -lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name) +static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name) { u32 data_read = 0, eof; u8 addn_status; @@ -212,14 +212,14 @@ lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name) memset(&data_len_cmd, 0, sizeof(data_len_cmd)); /* data_offset and data_size should be 0 to get reg len */ status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, - file_name, &data_read, &eof, &addn_status); + file_name, &data_read, &eof, + &addn_status); return data_read; } -static int -lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, - u32 buf_len, void *buf) +static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, + u32 buf_len, void *buf) { struct be_dma_mem read_cmd; u32 read_len = 0, total_read_len = 0, chunk_size; @@ -229,11 +229,11 @@ lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, read_cmd.size = LANCER_READ_FILE_CHUNK; read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size, - &read_cmd.dma); + &read_cmd.dma); if (!read_cmd.va) { dev_err(&adapter->pdev->dev, - "Memory allocation failure while reading dump\n"); + "Memory allocation failure while reading dump\n"); return -ENOMEM; } @@ -242,8 +242,8 @@ lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, LANCER_READ_FILE_CHUNK); chunk_size = ALIGN(chunk_size, 4); status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size, - total_read_len, file_name, &read_len, - &eof, &addn_status); + total_read_len, file_name, + &read_len, &eof, &addn_status); if (!status) { memcpy(buf + total_read_len, read_cmd.va, read_len); total_read_len += read_len; @@ -254,13 +254,12 @@ lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, } } pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va, - read_cmd.dma); + read_cmd.dma); return status; } -static int -be_get_reg_len(struct net_device *netdev) +static int be_get_reg_len(struct net_device *netdev) { struct be_adapter *adapter = netdev_priv(netdev); u32 log_size = 0; @@ -271,7 +270,7 @@ be_get_reg_len(struct net_device *netdev) if (be_physfn(adapter)) { if (lancer_chip(adapter)) log_size = lancer_cmd_get_file_len(adapter, - LANCER_FW_DUMP_FILE); + LANCER_FW_DUMP_FILE); else be_cmd_get_reg_len(adapter, &log_size); } @@ -287,7 +286,7 @@ be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf) memset(buf, 0, regs->len); if (lancer_chip(adapter)) lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE, - regs->len, buf); + regs->len, buf); else be_cmd_get_regs(adapter, regs->len, buf); } @@ -337,9 +336,8 @@ static int be_set_coalesce(struct net_device *netdev, return 0; } -static void -be_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats *stats, uint64_t *data) +static void be_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, uint64_t *data) { struct be_adapter *adapter = netdev_priv(netdev); struct be_rx_obj *rxo; @@ -390,9 +388,8 @@ be_get_ethtool_stats(struct net_device *netdev, } } -static void -be_get_stat_strings(struct net_device *netdev, uint32_t stringset, - uint8_t *data) +static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset, + uint8_t *data) { struct be_adapter *adapter = netdev_priv(netdev); int i, j; @@ -642,16 +639,15 @@ be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) adapter->rx_fc = ecmd->rx_pause; status = be_cmd_set_flow_control(adapter, - adapter->tx_fc, adapter->rx_fc); + adapter->tx_fc, adapter->rx_fc); if (status) dev_warn(&adapter->pdev->dev, "Pause param set failed.\n"); return status; } -static int -be_set_phys_id(struct net_device *netdev, - enum ethtool_phys_id_state state) +static int be_set_phys_id(struct net_device *netdev, + enum ethtool_phys_id_state state) { struct be_adapter *adapter = netdev_priv(netdev); @@ -708,8 +704,7 @@ static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump) return status; } -static void -be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) +static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct be_adapter *adapter = netdev_priv(netdev); @@ -723,8 +718,7 @@ be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) memset(&wol->sopass, 0, sizeof(wol->sopass)); } -static int -be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) +static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct be_adapter *adapter = netdev_priv(netdev); @@ -744,8 +738,7 @@ be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) return 0; } -static int -be_test_ddr_dma(struct be_adapter *adapter) +static int be_test_ddr_dma(struct be_adapter *adapter) { int ret, i; struct be_dma_mem ddrdma_cmd; @@ -761,7 +754,7 @@ be_test_ddr_dma(struct be_adapter *adapter) for (i = 0; i < 2; i++) { ret = be_cmd_ddr_dma_test(adapter, pattern[i], - 4096, &ddrdma_cmd); + 4096, &ddrdma_cmd); if (ret != 0) goto err; } @@ -773,20 +766,17 @@ err: } static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type, - u64 *status) + u64 *status) { - be_cmd_set_loopback(adapter, adapter->hba_port_num, - loopback_type, 1); + be_cmd_set_loopback(adapter, adapter->hba_port_num, loopback_type, 1); *status = be_cmd_loopback_test(adapter, adapter->hba_port_num, - loopback_type, 1500, - 2, 0xabc); - be_cmd_set_loopback(adapter, adapter->hba_port_num, - BE_NO_LOOPBACK, 1); + loopback_type, 1500, 2, 0xabc); + be_cmd_set_loopback(adapter, adapter->hba_port_num, BE_NO_LOOPBACK, 1); return *status; } -static void -be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) +static void be_self_test(struct net_device *netdev, struct ethtool_test *test, + u64 *data) { struct be_adapter *adapter = netdev_priv(netdev); int status; @@ -801,12 +791,10 @@ be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); if (test->flags & ETH_TEST_FL_OFFLINE) { - if (be_loopback_test(adapter, BE_MAC_LOOPBACK, - &data[0]) != 0) + if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0) test->flags |= ETH_TEST_FL_FAILED; - if (be_loopback_test(adapter, BE_PHY_LOOPBACK, - &data[1]) != 0) + if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0) test->flags |= ETH_TEST_FL_FAILED; if (test->flags & ETH_TEST_FL_EXTERNAL_LB) { @@ -832,16 +820,14 @@ be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) } } -static int -be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) +static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) { struct be_adapter *adapter = netdev_priv(netdev); return be_load_fw(adapter, efl->data); } -static int -be_get_eeprom_len(struct net_device *netdev) +static int be_get_eeprom_len(struct net_device *netdev) { struct be_adapter *adapter = netdev_priv(netdev); @@ -851,18 +837,17 @@ be_get_eeprom_len(struct net_device *netdev) if (lancer_chip(adapter)) { if (be_physfn(adapter)) return lancer_cmd_get_file_len(adapter, - LANCER_VPD_PF_FILE); + LANCER_VPD_PF_FILE); else return lancer_cmd_get_file_len(adapter, - LANCER_VPD_VF_FILE); + LANCER_VPD_VF_FILE); } else { return BE_READ_SEEPROM_LEN; } } -static int -be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, - uint8_t *data) +static int be_read_eeprom(struct net_device *netdev, + struct ethtool_eeprom *eeprom, uint8_t *data) { struct be_adapter *adapter = netdev_priv(netdev); struct be_dma_mem eeprom_cmd; @@ -875,10 +860,10 @@ be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, if (lancer_chip(adapter)) { if (be_physfn(adapter)) return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE, - eeprom->len, data); + eeprom->len, data); else return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE, - eeprom->len, data); + eeprom->len, data); } eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16); @@ -933,27 +918,27 @@ static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type) switch (flow_type) { case TCP_V4_FLOW: - if (adapter->rss_flags & RSS_ENABLE_IPV4) + if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4) data |= RXH_IP_DST | RXH_IP_SRC; - if (adapter->rss_flags & RSS_ENABLE_TCP_IPV4) + if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4) data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; break; case UDP_V4_FLOW: - if (adapter->rss_flags & RSS_ENABLE_IPV4) + if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4) data |= RXH_IP_DST | RXH_IP_SRC; - if (adapter->rss_flags & RSS_ENABLE_UDP_IPV4) + if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4) data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; break; case TCP_V6_FLOW: - if (adapter->rss_flags & RSS_ENABLE_IPV6) + if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6) data |= RXH_IP_DST | RXH_IP_SRC; - if (adapter->rss_flags & RSS_ENABLE_TCP_IPV6) + if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6) data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; break; case UDP_V6_FLOW: - if (adapter->rss_flags & RSS_ENABLE_IPV6) + if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6) data |= RXH_IP_DST | RXH_IP_SRC; - if (adapter->rss_flags & RSS_ENABLE_UDP_IPV6) + if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6) data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; break; } @@ -962,7 +947,7 @@ static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type) } static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, - u32 *rule_locs) + u32 *rule_locs) { struct be_adapter *adapter = netdev_priv(netdev); @@ -992,7 +977,7 @@ static int be_set_rss_hash_opts(struct be_adapter *adapter, struct be_rx_obj *rxo; int status = 0, i, j; u8 rsstable[128]; - u32 rss_flags = adapter->rss_flags; + u32 rss_flags = adapter->rss_info.rss_flags; if (cmd->data != L3_RSS_FLAGS && cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS)) @@ -1039,7 +1024,7 @@ static int be_set_rss_hash_opts(struct be_adapter *adapter, return -EINVAL; } - if (rss_flags == adapter->rss_flags) + if (rss_flags == adapter->rss_info.rss_flags) return status; if (be_multi_rxq(adapter)) { @@ -1051,9 +1036,11 @@ static int be_set_rss_hash_opts(struct be_adapter *adapter, } } } - status = be_cmd_rss_config(adapter, rsstable, rss_flags, 128); + + status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable, + rss_flags, 128, adapter->rss_info.rss_hkey); if (!status) - adapter->rss_flags = rss_flags; + adapter->rss_info.rss_flags = rss_flags; return status; } @@ -1103,6 +1090,68 @@ static int be_set_channels(struct net_device *netdev, return be_update_queues(adapter); } +static u32 be_get_rxfh_indir_size(struct net_device *netdev) +{ + return RSS_INDIR_TABLE_LEN; +} + +static u32 be_get_rxfh_key_size(struct net_device *netdev) +{ + return RSS_HASH_KEY_LEN; +} + +static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey) +{ + struct be_adapter *adapter = netdev_priv(netdev); + int i; + struct rss_info *rss = &adapter->rss_info; + + if (indir) { + for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) + indir[i] = rss->rss_queue[i]; + } + + if (hkey) + memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN); + + return 0; +} + +static int be_set_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey) +{ + int rc = 0, i, j; + struct be_adapter *adapter = netdev_priv(netdev); + u8 rsstable[RSS_INDIR_TABLE_LEN]; + + if (indir) { + struct be_rx_obj *rxo; + for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) { + j = indir[i]; + rxo = &adapter->rx_obj[j]; + rsstable[i] = rxo->rss_id; + adapter->rss_info.rss_queue[i] = j; + } + } else { + memcpy(rsstable, adapter->rss_info.rsstable, + RSS_INDIR_TABLE_LEN); + } + + if (!hkey) + hkey = adapter->rss_info.rss_hkey; + + rc = be_cmd_rss_config(adapter, rsstable, + adapter->rss_info.rss_flags, + RSS_INDIR_TABLE_LEN, hkey); + if (rc) { + adapter->rss_info.rss_flags = RSS_ENABLE_NONE; + return -EIO; + } + memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN); + memcpy(adapter->rss_info.rsstable, rsstable, + RSS_INDIR_TABLE_LEN); + return 0; +} + const struct ethtool_ops be_ethtool_ops = { .get_settings = be_get_settings, .get_drvinfo = be_get_drvinfo, @@ -1129,6 +1178,10 @@ const struct ethtool_ops be_ethtool_ops = { .self_test = be_self_test, .get_rxnfc = be_get_rxnfc, .set_rxnfc = be_set_rxnfc, + .get_rxfh_indir_size = be_get_rxfh_indir_size, + .get_rxfh_key_size = be_get_rxfh_key_size, + .get_rxfh = be_get_rxfh, + .set_rxfh = be_set_rxfh, .get_channels = be_get_channels, .set_channels = be_set_channels }; diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index a18645407d21..dcc5e5c69743 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -134,7 +134,7 @@ static void be_queue_free(struct be_adapter *adapter, struct be_queue_info *q) } static int be_queue_alloc(struct be_adapter *adapter, struct be_queue_info *q, - u16 len, u16 entry_size) + u16 len, u16 entry_size) { struct be_dma_mem *mem = &q->dma_mem; @@ -154,7 +154,7 @@ static void be_reg_intr_set(struct be_adapter *adapter, bool enable) u32 reg, enabled; pci_read_config_dword(adapter->pdev, PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET, - ®); + ®); enabled = reg & MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK; if (!enabled && enable) @@ -165,7 +165,7 @@ static void be_reg_intr_set(struct be_adapter *adapter, bool enable) return; pci_write_config_dword(adapter->pdev, - PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET, reg); + PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET, reg); } static void be_intr_set(struct be_adapter *adapter, bool enable) @@ -206,12 +206,11 @@ static void be_txq_notify(struct be_adapter *adapter, struct be_tx_obj *txo, } static void be_eq_notify(struct be_adapter *adapter, u16 qid, - bool arm, bool clear_int, u16 num_popped) + bool arm, bool clear_int, u16 num_popped) { u32 val = 0; val |= qid & DB_EQ_RING_ID_MASK; - val |= ((qid & DB_EQ_RING_ID_EXT_MASK) << - DB_EQ_RING_ID_EXT_MASK_SHIFT); + val |= ((qid & DB_EQ_RING_ID_EXT_MASK) << DB_EQ_RING_ID_EXT_MASK_SHIFT); if (adapter->eeh_error) return; @@ -477,7 +476,7 @@ static void populate_be_v2_stats(struct be_adapter *adapter) drvs->rx_drops_no_tpre_descr = rxf_stats->rx_drops_no_tpre_descr; drvs->rx_drops_too_many_frags = rxf_stats->rx_drops_too_many_frags; adapter->drv_stats.eth_red_drops = pmem_sts->eth_red_drops; - if (be_roce_supported(adapter)) { + if (be_roce_supported(adapter)) { drvs->rx_roce_bytes_lsd = port_stats->roce_bytes_received_lsd; drvs->rx_roce_bytes_msd = port_stats->roce_bytes_received_msd; drvs->rx_roce_frames = port_stats->roce_frames_received; @@ -491,8 +490,7 @@ static void populate_lancer_stats(struct be_adapter *adapter) { struct be_drv_stats *drvs = &adapter->drv_stats; - struct lancer_pport_stats *pport_stats = - pport_stats_from_cmd(adapter); + struct lancer_pport_stats *pport_stats = pport_stats_from_cmd(adapter); be_dws_le_to_cpu(pport_stats, sizeof(*pport_stats)); drvs->rx_pause_frames = pport_stats->rx_pause_frames_lo; @@ -539,8 +537,7 @@ static void accumulate_16bit_val(u32 *acc, u16 val) } static void populate_erx_stats(struct be_adapter *adapter, - struct be_rx_obj *rxo, - u32 erx_stat) + struct be_rx_obj *rxo, u32 erx_stat) { if (!BEx_chip(adapter)) rx_stats(rxo)->rx_drops_no_frags = erx_stat; @@ -579,7 +576,7 @@ void be_parse_stats(struct be_adapter *adapter) } static struct rtnl_link_stats64 *be_get_stats64(struct net_device *netdev, - struct rtnl_link_stats64 *stats) + struct rtnl_link_stats64 *stats) { struct be_adapter *adapter = netdev_priv(netdev); struct be_drv_stats *drvs = &adapter->drv_stats; @@ -660,7 +657,8 @@ void be_link_status_update(struct be_adapter *adapter, u8 link_status) } static void be_tx_stats_update(struct be_tx_obj *txo, - u32 wrb_cnt, u32 copied, u32 gso_segs, bool stopped) + u32 wrb_cnt, u32 copied, u32 gso_segs, + bool stopped) { struct be_tx_stats *stats = tx_stats(txo); @@ -676,7 +674,7 @@ static void be_tx_stats_update(struct be_tx_obj *txo, /* Determine number of WRB entries needed to xmit data in an skb */ static u32 wrb_cnt_for_skb(struct be_adapter *adapter, struct sk_buff *skb, - bool *dummy) + bool *dummy) { int cnt = (skb->len > skb->data_len); @@ -704,7 +702,7 @@ static inline void wrb_fill(struct be_eth_wrb *wrb, u64 addr, int len) } static inline u16 be_get_tx_vlan_tag(struct be_adapter *adapter, - struct sk_buff *skb) + struct sk_buff *skb) { u8 vlan_prio; u16 vlan_tag; @@ -733,7 +731,8 @@ static u16 skb_ip_proto(struct sk_buff *skb) } static void wrb_fill_hdr(struct be_adapter *adapter, struct be_eth_hdr_wrb *hdr, - struct sk_buff *skb, u32 wrb_cnt, u32 len, bool skip_hw_vlan) + struct sk_buff *skb, u32 wrb_cnt, u32 len, + bool skip_hw_vlan) { u16 vlan_tag, proto; @@ -774,7 +773,7 @@ static void wrb_fill_hdr(struct be_adapter *adapter, struct be_eth_hdr_wrb *hdr, } static void unmap_tx_frag(struct device *dev, struct be_eth_wrb *wrb, - bool unmap_single) + bool unmap_single) { dma_addr_t dma; @@ -791,8 +790,8 @@ static void unmap_tx_frag(struct device *dev, struct be_eth_wrb *wrb, } static int make_tx_wrbs(struct be_adapter *adapter, struct be_queue_info *txq, - struct sk_buff *skb, u32 wrb_cnt, bool dummy_wrb, - bool skip_hw_vlan) + struct sk_buff *skb, u32 wrb_cnt, bool dummy_wrb, + bool skip_hw_vlan) { dma_addr_t busaddr; int i, copied = 0; @@ -821,8 +820,7 @@ static int make_tx_wrbs(struct be_adapter *adapter, struct be_queue_info *txq, } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - const struct skb_frag_struct *frag = - &skb_shinfo(skb)->frags[i]; + const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i]; busaddr = skb_frag_dma_map(dev, frag, 0, skb_frag_size(frag), DMA_TO_DEVICE); if (dma_mapping_error(dev, busaddr)) @@ -927,8 +925,7 @@ static int be_vlan_tag_tx_chk(struct be_adapter *adapter, struct sk_buff *skb) return vlan_tx_tag_present(skb) || adapter->pvid || adapter->qnq_vid; } -static int be_ipv6_tx_stall_chk(struct be_adapter *adapter, - struct sk_buff *skb) +static int be_ipv6_tx_stall_chk(struct be_adapter *adapter, struct sk_buff *skb) { return BE3_chip(adapter) && be_ipv6_exthdr_check(skb); } @@ -959,7 +956,7 @@ static struct sk_buff *be_lancer_xmit_workarounds(struct be_adapter *adapter, */ if (be_pvid_tagging_enabled(adapter) && veh->h_vlan_proto == htons(ETH_P_8021Q)) - *skip_hw_vlan = true; + *skip_hw_vlan = true; /* HW has a bug wherein it will calculate CSUM for VLAN * pkts even though it is disabled. @@ -1077,16 +1074,15 @@ static int be_change_mtu(struct net_device *netdev, int new_mtu) { struct be_adapter *adapter = netdev_priv(netdev); if (new_mtu < BE_MIN_MTU || - new_mtu > (BE_MAX_JUMBO_FRAME_SIZE - - (ETH_HLEN + ETH_FCS_LEN))) { + new_mtu > (BE_MAX_JUMBO_FRAME_SIZE - (ETH_HLEN + ETH_FCS_LEN))) { dev_info(&adapter->pdev->dev, - "MTU must be between %d and %d bytes\n", - BE_MIN_MTU, - (BE_MAX_JUMBO_FRAME_SIZE - (ETH_HLEN + ETH_FCS_LEN))); + "MTU must be between %d and %d bytes\n", + BE_MIN_MTU, + (BE_MAX_JUMBO_FRAME_SIZE - (ETH_HLEN + ETH_FCS_LEN))); return -EINVAL; } dev_info(&adapter->pdev->dev, "MTU changed from %d to %d bytes\n", - netdev->mtu, new_mtu); + netdev->mtu, new_mtu); netdev->mtu = new_mtu; return 0; } @@ -1098,7 +1094,7 @@ static int be_change_mtu(struct net_device *netdev, int new_mtu) static int be_vid_config(struct be_adapter *adapter) { u16 vids[BE_NUM_VLANS_SUPPORTED]; - u16 num = 0, i; + u16 num = 0, i = 0; int status = 0; /* No need to further configure vids if in promiscuous mode */ @@ -1109,13 +1105,10 @@ static int be_vid_config(struct be_adapter *adapter) goto set_vlan_promisc; /* Construct VLAN Table to give to HW */ - for (i = 0; i < VLAN_N_VID; i++) - if (adapter->vlan_tag[i]) - vids[num++] = cpu_to_le16(i); - - status = be_cmd_vlan_config(adapter, adapter->if_handle, - vids, num, 0); + for_each_set_bit(i, adapter->vids, VLAN_N_VID) + vids[num++] = cpu_to_le16(i); + status = be_cmd_vlan_config(adapter, adapter->if_handle, vids, num); if (status) { /* Set to VLAN promisc mode as setting VLAN filter failed */ if (status == MCC_ADDL_STS_INSUFFICIENT_RESOURCES) @@ -1160,16 +1153,16 @@ static int be_vlan_add_vid(struct net_device *netdev, __be16 proto, u16 vid) if (lancer_chip(adapter) && vid == 0) return status; - if (adapter->vlan_tag[vid]) + if (test_bit(vid, adapter->vids)) return status; - adapter->vlan_tag[vid] = 1; + set_bit(vid, adapter->vids); adapter->vlans_added++; status = be_vid_config(adapter); if (status) { adapter->vlans_added--; - adapter->vlan_tag[vid] = 0; + clear_bit(vid, adapter->vids); } return status; @@ -1184,12 +1177,12 @@ static int be_vlan_rem_vid(struct net_device *netdev, __be16 proto, u16 vid) if (lancer_chip(adapter) && vid == 0) goto ret; - adapter->vlan_tag[vid] = 0; + clear_bit(vid, adapter->vids); status = be_vid_config(adapter); if (!status) adapter->vlans_added--; else - adapter->vlan_tag[vid] = 1; + set_bit(vid, adapter->vids); ret: return status; } @@ -1254,8 +1247,10 @@ static void be_set_rx_mode(struct net_device *netdev) /* Set to MCAST promisc mode if setting MULTICAST address fails */ if (status) { - dev_info(&adapter->pdev->dev, "Exhausted multicast HW filters.\n"); - dev_info(&adapter->pdev->dev, "Disabling HW multicast filtering.\n"); + dev_info(&adapter->pdev->dev, + "Exhausted multicast HW filters.\n"); + dev_info(&adapter->pdev->dev, + "Disabling HW multicast filtering.\n"); be_cmd_rx_filter(adapter, IFF_ALLMULTI, ON); } done: @@ -1287,7 +1282,7 @@ static int be_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) if (status) dev_err(&adapter->pdev->dev, "MAC %pM set on VF %d Failed\n", - mac, vf); + mac, vf); else memcpy(vf_cfg->mac_addr, mac, ETH_ALEN); @@ -1295,7 +1290,7 @@ static int be_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) } static int be_get_vf_config(struct net_device *netdev, int vf, - struct ifla_vf_info *vi) + struct ifla_vf_info *vi) { struct be_adapter *adapter = netdev_priv(netdev); struct be_vf_cfg *vf_cfg = &adapter->vf_cfg[vf]; @@ -1316,8 +1311,7 @@ static int be_get_vf_config(struct net_device *netdev, int vf, return 0; } -static int be_set_vf_vlan(struct net_device *netdev, - int vf, u16 vlan, u8 qos) +static int be_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos) { struct be_adapter *adapter = netdev_priv(netdev); struct be_vf_cfg *vf_cfg = &adapter->vf_cfg[vf]; @@ -1348,8 +1342,7 @@ static int be_set_vf_vlan(struct net_device *netdev, return status; } -static int be_set_vf_tx_rate(struct net_device *netdev, - int vf, int rate) +static int be_set_vf_tx_rate(struct net_device *netdev, int vf, int rate) { struct be_adapter *adapter = netdev_priv(netdev); int status = 0; @@ -1369,7 +1362,7 @@ static int be_set_vf_tx_rate(struct net_device *netdev, status = be_cmd_config_qos(adapter, rate / 10, vf + 1); if (status) dev_err(&adapter->pdev->dev, - "tx rate %d on VF %d failed\n", rate, vf); + "tx rate %d on VF %d failed\n", rate, vf); else adapter->vf_cfg[vf].tx_rate = rate; return status; @@ -1469,7 +1462,7 @@ modify_eqd: } static void be_rx_stats_update(struct be_rx_obj *rxo, - struct be_rx_compl_info *rxcp) + struct be_rx_compl_info *rxcp) { struct be_rx_stats *stats = rx_stats(rxo); @@ -1566,7 +1559,8 @@ static void skb_fill_rx_data(struct be_rx_obj *rxo, struct sk_buff *skb, skb_frag_set_page(skb, 0, page_info->page); skb_shinfo(skb)->frags[0].page_offset = page_info->page_offset + hdr_len; - skb_frag_size_set(&skb_shinfo(skb)->frags[0], curr_frag_len - hdr_len); + skb_frag_size_set(&skb_shinfo(skb)->frags[0], + curr_frag_len - hdr_len); skb->data_len = curr_frag_len - hdr_len; skb->truesize += rx_frag_size; skb->tail += hdr_len; @@ -1725,8 +1719,8 @@ static void be_parse_rx_compl_v1(struct be_eth_rx_compl *compl, if (rxcp->vlanf) { rxcp->qnq = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, qnq, compl); - rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vlan_tag, - compl); + rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, + vlan_tag, compl); } rxcp->port = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, port, compl); rxcp->tunneled = @@ -1757,8 +1751,8 @@ static void be_parse_rx_compl_v0(struct be_eth_rx_compl *compl, if (rxcp->vlanf) { rxcp->qnq = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, qnq, compl); - rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vlan_tag, - compl); + rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, + vlan_tag, compl); } rxcp->port = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, port, compl); rxcp->ip_frag = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, @@ -1799,7 +1793,7 @@ static struct be_rx_compl_info *be_rx_compl_get(struct be_rx_obj *rxo) rxcp->vlan_tag = swab16(rxcp->vlan_tag); if (adapter->pvid == (rxcp->vlan_tag & VLAN_VID_MASK) && - !adapter->vlan_tag[rxcp->vlan_tag]) + !test_bit(rxcp->vlan_tag, adapter->vids)) rxcp->vlanf = 0; } @@ -1915,7 +1909,7 @@ static struct be_eth_tx_compl *be_tx_compl_get(struct be_queue_info *tx_cq) } static u16 be_tx_compl_process(struct be_adapter *adapter, - struct be_tx_obj *txo, u16 last_index) + struct be_tx_obj *txo, u16 last_index) { struct be_queue_info *txq = &txo->q; struct be_eth_wrb *wrb; @@ -2122,7 +2116,7 @@ static int be_evt_queues_create(struct be_adapter *adapter) eq = &eqo->q; rc = be_queue_alloc(adapter, eq, EVNT_Q_LEN, - sizeof(struct be_eq_entry)); + sizeof(struct be_eq_entry)); if (rc) return rc; @@ -2155,7 +2149,7 @@ static int be_mcc_queues_create(struct be_adapter *adapter) cq = &adapter->mcc_obj.cq; if (be_queue_alloc(adapter, cq, MCC_CQ_LEN, - sizeof(struct be_mcc_compl))) + sizeof(struct be_mcc_compl))) goto err; /* Use the default EQ for MCC completions */ @@ -2275,7 +2269,7 @@ static int be_rx_cqs_create(struct be_adapter *adapter) rxo->adapter = adapter; cq = &rxo->cq; rc = be_queue_alloc(adapter, cq, RX_CQ_LEN, - sizeof(struct be_eth_rx_compl)); + sizeof(struct be_eth_rx_compl)); if (rc) return rc; @@ -2339,7 +2333,7 @@ static inline bool do_gro(struct be_rx_compl_info *rxcp) } static int be_process_rx(struct be_rx_obj *rxo, struct napi_struct *napi, - int budget, int polling) + int budget, int polling) { struct be_adapter *adapter = rxo->adapter; struct be_queue_info *rx_cq = &rxo->cq; @@ -2365,7 +2359,7 @@ static int be_process_rx(struct be_rx_obj *rxo, struct napi_struct *napi, * promiscuous mode on some skews */ if (unlikely(rxcp->port != adapter->port_num && - !lancer_chip(adapter))) { + !lancer_chip(adapter))) { be_rx_compl_discard(rxo, rxcp); goto loop_continue; } @@ -2405,8 +2399,9 @@ static bool be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo, if (!txcp) break; num_wrbs += be_tx_compl_process(adapter, txo, - AMAP_GET_BITS(struct amap_eth_tx_compl, - wrb_index, txcp)); + AMAP_GET_BITS(struct + amap_eth_tx_compl, + wrb_index, txcp)); } if (work_done) { @@ -2416,7 +2411,7 @@ static bool be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo, /* As Tx wrbs have been freed up, wake up netdev queue * if it was stopped due to lack of tx wrbs. */ if (__netif_subqueue_stopped(adapter->netdev, idx) && - atomic_read(&txo->q.used) < txo->q.len / 2) { + atomic_read(&txo->q.used) < txo->q.len / 2) { netif_wake_subqueue(adapter->netdev, idx); } @@ -2510,9 +2505,9 @@ void be_detect_error(struct be_adapter *adapter) sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET); if (sliport_status & SLIPORT_STATUS_ERR_MASK) { sliport_err1 = ioread32(adapter->db + - SLIPORT_ERROR1_OFFSET); + SLIPORT_ERROR1_OFFSET); sliport_err2 = ioread32(adapter->db + - SLIPORT_ERROR2_OFFSET); + SLIPORT_ERROR2_OFFSET); adapter->hw_error = true; /* Do not log error messages if its a FW reset */ if (sliport_err1 == SLIPORT_ERROR_FW_RESET1 && @@ -2531,13 +2526,13 @@ void be_detect_error(struct be_adapter *adapter) } } else { pci_read_config_dword(adapter->pdev, - PCICFG_UE_STATUS_LOW, &ue_lo); + PCICFG_UE_STATUS_LOW, &ue_lo); pci_read_config_dword(adapter->pdev, - PCICFG_UE_STATUS_HIGH, &ue_hi); + PCICFG_UE_STATUS_HIGH, &ue_hi); pci_read_config_dword(adapter->pdev, - PCICFG_UE_STATUS_LOW_MASK, &ue_lo_mask); + PCICFG_UE_STATUS_LOW_MASK, &ue_lo_mask); pci_read_config_dword(adapter->pdev, - PCICFG_UE_STATUS_HI_MASK, &ue_hi_mask); + PCICFG_UE_STATUS_HI_MASK, &ue_hi_mask); ue_lo = (ue_lo & ~ue_lo_mask); ue_hi = (ue_hi & ~ue_hi_mask); @@ -2624,7 +2619,7 @@ fail: } static inline int be_msix_vec_get(struct be_adapter *adapter, - struct be_eq_obj *eqo) + struct be_eq_obj *eqo) { return adapter->msix_entries[eqo->msix_idx].vector; } @@ -2648,7 +2643,7 @@ err_msix: for (i--, eqo = &adapter->eq_obj[i]; i >= 0; i--, eqo--) free_irq(be_msix_vec_get(adapter, eqo), eqo); dev_warn(&adapter->pdev->dev, "MSIX Request IRQ failed - err %d\n", - status); + status); be_msix_disable(adapter); return status; } @@ -2774,7 +2769,8 @@ static int be_rx_qs_create(struct be_adapter *adapter) { struct be_rx_obj *rxo; int rc, i, j; - u8 rsstable[128]; + u8 rss_hkey[RSS_HASH_KEY_LEN]; + struct rss_info *rss = &adapter->rss_info; for_all_rx_queues(adapter, rxo, i) { rc = be_queue_alloc(adapter, &rxo->q, RX_Q_LEN, @@ -2799,31 +2795,36 @@ static int be_rx_qs_create(struct be_adapter *adapter) } if (be_multi_rxq(adapter)) { - for (j = 0; j < 128; j += adapter->num_rx_qs - 1) { + for (j = 0; j < RSS_INDIR_TABLE_LEN; + j += adapter->num_rx_qs - 1) { for_all_rss_queues(adapter, rxo, i) { - if ((j + i) >= 128) + if ((j + i) >= RSS_INDIR_TABLE_LEN) break; - rsstable[j + i] = rxo->rss_id; + rss->rsstable[j + i] = rxo->rss_id; + rss->rss_queue[j + i] = i; } } - adapter->rss_flags = RSS_ENABLE_TCP_IPV4 | RSS_ENABLE_IPV4 | - RSS_ENABLE_TCP_IPV6 | RSS_ENABLE_IPV6; + rss->rss_flags = RSS_ENABLE_TCP_IPV4 | RSS_ENABLE_IPV4 | + RSS_ENABLE_TCP_IPV6 | RSS_ENABLE_IPV6; if (!BEx_chip(adapter)) - adapter->rss_flags |= RSS_ENABLE_UDP_IPV4 | - RSS_ENABLE_UDP_IPV6; + rss->rss_flags |= RSS_ENABLE_UDP_IPV4 | + RSS_ENABLE_UDP_IPV6; } else { /* Disable RSS, if only default RX Q is created */ - adapter->rss_flags = RSS_ENABLE_NONE; + rss->rss_flags = RSS_ENABLE_NONE; } - rc = be_cmd_rss_config(adapter, rsstable, adapter->rss_flags, - 128); + get_random_bytes(rss_hkey, RSS_HASH_KEY_LEN); + rc = be_cmd_rss_config(adapter, rss->rsstable, rss->rss_flags, + 128, rss_hkey); if (rc) { - adapter->rss_flags = RSS_ENABLE_NONE; + rss->rss_flags = RSS_ENABLE_NONE; return rc; } + memcpy(rss->rss_hkey, rss_hkey, RSS_HASH_KEY_LEN); + /* First time posting */ for_all_rx_queues(adapter, rxo, i) be_post_rx_frags(rxo, GFP_KERNEL); @@ -2896,7 +2897,8 @@ static int be_setup_wol(struct be_adapter *adapter, bool enable) if (enable) { status = pci_write_config_dword(adapter->pdev, - PCICFG_PM_CONTROL_OFFSET, PCICFG_PM_CONTROL_MASK); + PCICFG_PM_CONTROL_OFFSET, + PCICFG_PM_CONTROL_MASK); if (status) { dev_err(&adapter->pdev->dev, "Could not enable Wake-on-lan\n"); @@ -2905,7 +2907,8 @@ static int be_setup_wol(struct be_adapter *adapter, bool enable) return status; } status = be_cmd_enable_magic_wol(adapter, - adapter->netdev->dev_addr, &cmd); + adapter->netdev->dev_addr, + &cmd); pci_enable_wake(adapter->pdev, PCI_D3hot, 1); pci_enable_wake(adapter->pdev, PCI_D3cold, 1); } else { @@ -2944,7 +2947,8 @@ static int be_vf_eth_addr_config(struct be_adapter *adapter) if (status) dev_err(&adapter->pdev->dev, - "Mac address assignment failed for VF %d\n", vf); + "Mac address assignment failed for VF %d\n", + vf); else memcpy(vf_cfg->mac_addr, mac, ETH_ALEN); @@ -3086,9 +3090,11 @@ static int be_vfs_if_create(struct be_adapter *adapter) /* If a FW profile exists, then cap_flags are updated */ en_flags = cap_flags & (BE_IF_FLAGS_UNTAGGED | - BE_IF_FLAGS_BROADCAST | BE_IF_FLAGS_MULTICAST); - status = be_cmd_if_create(adapter, cap_flags, en_flags, - &vf_cfg->if_handle, vf + 1); + BE_IF_FLAGS_BROADCAST | + BE_IF_FLAGS_MULTICAST); + status = + be_cmd_if_create(adapter, cap_flags, en_flags, + &vf_cfg->if_handle, vf + 1); if (status) goto err; } @@ -3594,8 +3600,8 @@ static void be_netpoll(struct net_device *netdev) static char flash_cookie[2][16] = {"*** SE FLAS", "H DIRECTORY *** "}; static bool be_flash_redboot(struct be_adapter *adapter, - const u8 *p, u32 img_start, int image_size, - int hdr_size) + const u8 *p, u32 img_start, int image_size, + int hdr_size) { u32 crc_offset; u8 flashed_crc[4]; @@ -3605,11 +3611,10 @@ static bool be_flash_redboot(struct be_adapter *adapter, p += crc_offset; - status = be_cmd_get_flash_crc(adapter, flashed_crc, - (image_size - 4)); + status = be_cmd_get_flash_crc(adapter, flashed_crc, (image_size - 4)); if (status) { dev_err(&adapter->pdev->dev, - "could not get crc from flash, not flashing redboot\n"); + "could not get crc from flash, not flashing redboot\n"); return false; } @@ -3649,8 +3654,8 @@ static bool is_comp_in_ufi(struct be_adapter *adapter, } static struct flash_section_info *get_fsec_info(struct be_adapter *adapter, - int header_size, - const struct firmware *fw) + int header_size, + const struct firmware *fw) { struct flash_section_info *fsec = NULL; const u8 *p = fw->data; @@ -3666,7 +3671,7 @@ static struct flash_section_info *get_fsec_info(struct be_adapter *adapter, } static int be_flash(struct be_adapter *adapter, const u8 *img, - struct be_dma_mem *flash_cmd, int optype, int img_size) + struct be_dma_mem *flash_cmd, int optype, int img_size) { u32 total_bytes = 0, flash_op, num_bytes = 0; int status = 0; @@ -3693,7 +3698,7 @@ static int be_flash(struct be_adapter *adapter, const u8 *img, memcpy(req->data_buf, img, num_bytes); img += num_bytes; status = be_cmd_write_flashrom(adapter, flash_cmd, optype, - flash_op, num_bytes); + flash_op, num_bytes); if (status) { if (status == ILLEGAL_IOCTL_REQ && optype == OPTYPE_PHY_FW) @@ -3708,10 +3713,8 @@ static int be_flash(struct be_adapter *adapter, const u8 *img, /* For BE2, BE3 and BE3-R */ static int be_flash_BEx(struct be_adapter *adapter, - const struct firmware *fw, - struct be_dma_mem *flash_cmd, - int num_of_images) - + const struct firmware *fw, + struct be_dma_mem *flash_cmd, int num_of_images) { int status = 0, i, filehdr_size = 0; int img_hdrs_size = (num_of_images * sizeof(struct image_hdr)); @@ -3793,8 +3796,10 @@ static int be_flash_BEx(struct be_adapter *adapter, if (pflashcomp[i].optype == OPTYPE_REDBOOT) { redboot = be_flash_redboot(adapter, fw->data, - pflashcomp[i].offset, pflashcomp[i].size, - filehdr_size + img_hdrs_size); + pflashcomp[i].offset, + pflashcomp[i].size, + filehdr_size + + img_hdrs_size); if (!redboot) continue; } @@ -3805,7 +3810,7 @@ static int be_flash_BEx(struct be_adapter *adapter, return -1; status = be_flash(adapter, p, flash_cmd, pflashcomp[i].optype, - pflashcomp[i].size); + pflashcomp[i].size); if (status) { dev_err(&adapter->pdev->dev, "Flashing section type %d failed.\n", @@ -3817,8 +3822,8 @@ static int be_flash_BEx(struct be_adapter *adapter, } static int be_flash_skyhawk(struct be_adapter *adapter, - const struct firmware *fw, - struct be_dma_mem *flash_cmd, int num_of_images) + const struct firmware *fw, + struct be_dma_mem *flash_cmd, int num_of_images) { int status = 0, i, filehdr_size = 0; int img_offset, img_size, img_optype, redboot; @@ -3866,8 +3871,9 @@ static int be_flash_skyhawk(struct be_adapter *adapter, if (img_optype == OPTYPE_REDBOOT) { redboot = be_flash_redboot(adapter, fw->data, - img_offset, img_size, - filehdr_size + img_hdrs_size); + img_offset, img_size, + filehdr_size + + img_hdrs_size); if (!redboot) continue; } @@ -3889,7 +3895,7 @@ static int be_flash_skyhawk(struct be_adapter *adapter, } static int lancer_fw_download(struct be_adapter *adapter, - const struct firmware *fw) + const struct firmware *fw) { #define LANCER_FW_DOWNLOAD_CHUNK (32 * 1024) #define LANCER_FW_DOWNLOAD_LOCATION "/prg" @@ -3955,7 +3961,7 @@ static int lancer_fw_download(struct be_adapter *adapter, } dma_free_coherent(&adapter->pdev->dev, flash_cmd.size, flash_cmd.va, - flash_cmd.dma); + flash_cmd.dma); if (status) { dev_err(&adapter->pdev->dev, "Firmware load error. " @@ -3976,9 +3982,8 @@ static int lancer_fw_download(struct be_adapter *adapter, goto lancer_fw_exit; } } else if (change_status != LANCER_NO_RESET_NEEDED) { - dev_err(&adapter->pdev->dev, - "System reboot required for new FW" - " to be active\n"); + dev_err(&adapter->pdev->dev, + "System reboot required for new FW to be active\n"); } dev_info(&adapter->pdev->dev, "Firmware flashed successfully\n"); @@ -4042,7 +4047,7 @@ static int be_fw_download(struct be_adapter *adapter, const struct firmware* fw) switch (ufi_type) { case UFI_TYPE4: status = be_flash_skyhawk(adapter, fw, - &flash_cmd, num_imgs); + &flash_cmd, num_imgs); break; case UFI_TYPE3R: status = be_flash_BEx(adapter, fw, &flash_cmd, @@ -4112,8 +4117,7 @@ fw_exit: return status; } -static int be_ndo_bridge_setlink(struct net_device *dev, - struct nlmsghdr *nlh) +static int be_ndo_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh) { struct be_adapter *adapter = netdev_priv(dev); struct nlattr *attr, *br_spec; @@ -4155,8 +4159,7 @@ err: } static int be_ndo_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq, - struct net_device *dev, - u32 filter_mask) + struct net_device *dev, u32 filter_mask) { struct be_adapter *adapter = netdev_priv(dev); int status = 0; @@ -4301,7 +4304,7 @@ static void be_netdev_init(struct net_device *netdev) netdev->netdev_ops = &be_netdev_ops; - SET_ETHTOOL_OPS(netdev, &be_ethtool_ops); + netdev->ethtool_ops = &be_ethtool_ops; } static void be_unmap_pci_bars(struct be_adapter *adapter) @@ -4870,7 +4873,7 @@ static void be_shutdown(struct pci_dev *pdev) } static pci_ers_result_t be_eeh_err_detected(struct pci_dev *pdev, - pci_channel_state_t state) + pci_channel_state_t state) { struct be_adapter *adapter = pci_get_drvdata(pdev); struct net_device *netdev = adapter->netdev; diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 68069eabc4f8..c77fa4a69844 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1210,7 +1210,7 @@ static int ftgmac100_probe(struct platform_device *pdev) SET_NETDEV_DEV(netdev, &pdev->dev); - SET_ETHTOOL_OPS(netdev, &ftgmac100_ethtool_ops); + netdev->ethtool_ops = &ftgmac100_ethtool_ops; netdev->netdev_ops = &ftgmac100_netdev_ops; netdev->features = NETIF_F_IP_CSUM | NETIF_F_GRO; diff --git a/drivers/net/ethernet/faraday/ftmac100.c b/drivers/net/ethernet/faraday/ftmac100.c index 8be5b40c0a12..4ff1adc6bfca 100644 --- a/drivers/net/ethernet/faraday/ftmac100.c +++ b/drivers/net/ethernet/faraday/ftmac100.c @@ -1085,7 +1085,7 @@ static int ftmac100_probe(struct platform_device *pdev) } SET_NETDEV_DEV(netdev, &pdev->dev); - SET_ETHTOOL_OPS(netdev, &ftmac100_ethtool_ops); + netdev->ethtool_ops = &ftmac100_ethtool_ops; netdev->netdev_ops = &ftmac100_netdev_ops; platform_set_drvdata(pdev, netdev); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 8d69e439f0c5..cb5c987bee39 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1255,6 +1255,49 @@ static int fec_enet_mdio_write(struct mii_bus *bus, int mii_id, int regnum, return 0; } +static int fec_enet_clk_enable(struct net_device *ndev, bool enable) +{ + struct fec_enet_private *fep = netdev_priv(ndev); + int ret; + + if (enable) { + ret = clk_prepare_enable(fep->clk_ahb); + if (ret) + return ret; + ret = clk_prepare_enable(fep->clk_ipg); + if (ret) + goto failed_clk_ipg; + if (fep->clk_enet_out) { + ret = clk_prepare_enable(fep->clk_enet_out); + if (ret) + goto failed_clk_enet_out; + } + if (fep->clk_ptp) { + ret = clk_prepare_enable(fep->clk_ptp); + if (ret) + goto failed_clk_ptp; + } + } else { + clk_disable_unprepare(fep->clk_ahb); + clk_disable_unprepare(fep->clk_ipg); + if (fep->clk_enet_out) + clk_disable_unprepare(fep->clk_enet_out); + if (fep->clk_ptp) + clk_disable_unprepare(fep->clk_ptp); + } + + return 0; +failed_clk_ptp: + if (fep->clk_enet_out) + clk_disable_unprepare(fep->clk_enet_out); +failed_clk_enet_out: + clk_disable_unprepare(fep->clk_ipg); +failed_clk_ipg: + clk_disable_unprepare(fep->clk_ahb); + + return ret; +} + static int fec_enet_mii_probe(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); @@ -1364,7 +1407,7 @@ static int fec_enet_mii_init(struct platform_device *pdev) * Reference Manual has an error on this, and gets fixed on i.MX6Q * document. */ - fep->phy_speed = DIV_ROUND_UP(clk_get_rate(fep->clk_ahb), 5000000); + fep->phy_speed = DIV_ROUND_UP(clk_get_rate(fep->clk_ipg), 5000000); if (id_entry->driver_data & FEC_QUIRK_ENET_MAC) fep->phy_speed--; fep->phy_speed <<= 1; @@ -1773,6 +1816,10 @@ fec_enet_open(struct net_device *ndev) struct fec_enet_private *fep = netdev_priv(ndev); int ret; + ret = fec_enet_clk_enable(ndev, true); + if (ret) + return ret; + /* I should reset the ring buffers here, but I don't yet know * a simple way to do that. */ @@ -1811,6 +1858,7 @@ fec_enet_close(struct net_device *ndev) phy_disconnect(fep->phy_dev); } + fec_enet_clk_enable(ndev, false); fec_enet_free_buffers(ndev); return 0; @@ -2164,26 +2212,10 @@ fec_probe(struct platform_device *pdev) fep->bufdesc_ex = 0; } - ret = clk_prepare_enable(fep->clk_ahb); + ret = fec_enet_clk_enable(ndev, true); if (ret) goto failed_clk; - ret = clk_prepare_enable(fep->clk_ipg); - if (ret) - goto failed_clk_ipg; - - if (fep->clk_enet_out) { - ret = clk_prepare_enable(fep->clk_enet_out); - if (ret) - goto failed_clk_enet_out; - } - - if (fep->clk_ptp) { - ret = clk_prepare_enable(fep->clk_ptp); - if (ret) - goto failed_clk_ptp; - } - fep->reg_phy = devm_regulator_get(&pdev->dev, "phy"); if (!IS_ERR(fep->reg_phy)) { ret = regulator_enable(fep->reg_phy); @@ -2225,6 +2257,7 @@ fec_probe(struct platform_device *pdev) /* Carrier starts down, phylib will bring it up */ netif_carrier_off(ndev); + fec_enet_clk_enable(ndev, false); ret = register_netdev(ndev); if (ret) @@ -2244,15 +2277,7 @@ failed_init: if (fep->reg_phy) regulator_disable(fep->reg_phy); failed_regulator: - if (fep->clk_ptp) - clk_disable_unprepare(fep->clk_ptp); -failed_clk_ptp: - if (fep->clk_enet_out) - clk_disable_unprepare(fep->clk_enet_out); -failed_clk_enet_out: - clk_disable_unprepare(fep->clk_ipg); -failed_clk_ipg: - clk_disable_unprepare(fep->clk_ahb); + fec_enet_clk_enable(ndev, false); failed_clk: failed_ioremap: free_netdev(ndev); @@ -2272,14 +2297,9 @@ fec_drv_remove(struct platform_device *pdev) del_timer_sync(&fep->time_keep); if (fep->reg_phy) regulator_disable(fep->reg_phy); - if (fep->clk_ptp) - clk_disable_unprepare(fep->clk_ptp); if (fep->ptp_clock) ptp_clock_unregister(fep->ptp_clock); - if (fep->clk_enet_out) - clk_disable_unprepare(fep->clk_enet_out); - clk_disable_unprepare(fep->clk_ipg); - clk_disable_unprepare(fep->clk_ahb); + fec_enet_clk_enable(ndev, false); free_netdev(ndev); return 0; @@ -2296,12 +2316,7 @@ fec_suspend(struct device *dev) fec_stop(ndev); netif_device_detach(ndev); } - if (fep->clk_ptp) - clk_disable_unprepare(fep->clk_ptp); - if (fep->clk_enet_out) - clk_disable_unprepare(fep->clk_enet_out); - clk_disable_unprepare(fep->clk_ipg); - clk_disable_unprepare(fep->clk_ahb); + fec_enet_clk_enable(ndev, false); if (fep->reg_phy) regulator_disable(fep->reg_phy); @@ -2322,25 +2337,9 @@ fec_resume(struct device *dev) return ret; } - ret = clk_prepare_enable(fep->clk_ahb); - if (ret) - goto failed_clk_ahb; - - ret = clk_prepare_enable(fep->clk_ipg); + ret = fec_enet_clk_enable(ndev, true); if (ret) - goto failed_clk_ipg; - - if (fep->clk_enet_out) { - ret = clk_prepare_enable(fep->clk_enet_out); - if (ret) - goto failed_clk_enet_out; - } - - if (fep->clk_ptp) { - ret = clk_prepare_enable(fep->clk_ptp); - if (ret) - goto failed_clk_ptp; - } + goto failed_clk; if (netif_running(ndev)) { fec_restart(ndev, fep->full_duplex); @@ -2349,14 +2348,7 @@ fec_resume(struct device *dev) return 0; -failed_clk_ptp: - if (fep->clk_enet_out) - clk_disable_unprepare(fep->clk_enet_out); -failed_clk_enet_out: - clk_disable_unprepare(fep->clk_ipg); -failed_clk_ipg: - clk_disable_unprepare(fep->clk_ahb); -failed_clk_ahb: +failed_clk: if (fep->reg_phy) regulator_disable(fep->reg_phy); return ret; diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c index dc80db41d6b3..cfaf17b70f3f 100644 --- a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c +++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c @@ -792,10 +792,6 @@ static int fs_init_phy(struct net_device *dev) phydev = of_phy_connect(dev, fep->fpi->phy_node, &fs_adjust_link, 0, iface); if (!phydev) { - phydev = of_phy_connect_fixed_link(dev, &fs_adjust_link, - iface); - } - if (!phydev) { dev_err(&dev->dev, "Could not attach to PHY\n"); return -ENODEV; } @@ -1029,9 +1025,16 @@ static int fs_enet_probe(struct platform_device *ofdev) fpi->use_napi = 1; fpi->napi_weight = 17; fpi->phy_node = of_parse_phandle(ofdev->dev.of_node, "phy-handle", 0); - if ((!fpi->phy_node) && (!of_get_property(ofdev->dev.of_node, "fixed-link", - NULL))) - goto out_free_fpi; + if (!fpi->phy_node && of_phy_is_fixed_link(ofdev->dev.of_node)) { + err = of_phy_register_fixed_link(ofdev->dev.of_node); + if (err) + goto out_free_fpi; + + /* In the case of a fixed PHY, the DT node associated + * to the PHY is the Ethernet MAC DT node. + */ + fpi->phy_node = ofdev->dev.of_node; + } if (of_device_is_compatible(ofdev->dev.of_node, "fsl,mpc5125-fec")) { phy_connection_type = of_get_property(ofdev->dev.of_node, diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 9125d9abf099..282674027c92 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -121,6 +121,7 @@ static irqreturn_t gfar_error(int irq, void *dev_id); static irqreturn_t gfar_transmit(int irq, void *dev_id); static irqreturn_t gfar_interrupt(int irq, void *dev_id); static void adjust_link(struct net_device *dev); +static noinline void gfar_update_link_state(struct gfar_private *priv); static int init_phy(struct net_device *dev); static int gfar_probe(struct platform_device *ofdev); static int gfar_remove(struct platform_device *ofdev); @@ -888,6 +889,17 @@ static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev) priv->phy_node = of_parse_phandle(np, "phy-handle", 0); + /* In the case of a fixed PHY, the DT node associated + * to the PHY is the Ethernet MAC DT node. + */ + if (of_phy_is_fixed_link(np)) { + err = of_phy_register_fixed_link(np); + if (err) + goto err_grp_init; + + priv->phy_node = np; + } + /* Find the TBI PHY. If it's not there, we don't support SGMII */ priv->tbi_node = of_parse_phandle(np, "tbi-handle", 0); @@ -1659,9 +1671,6 @@ static int init_phy(struct net_device *dev) priv->phydev = of_phy_connect(dev, priv->phy_node, &adjust_link, 0, interface); - if (!priv->phydev) - priv->phydev = of_phy_connect_fixed_link(dev, &adjust_link, - interface); if (!priv->phydev) { dev_err(&dev->dev, "could not attach to PHY\n"); return -ENODEV; @@ -3076,41 +3085,6 @@ static irqreturn_t gfar_interrupt(int irq, void *grp_id) return IRQ_HANDLED; } -static u32 gfar_get_flowctrl_cfg(struct gfar_private *priv) -{ - struct phy_device *phydev = priv->phydev; - u32 val = 0; - - if (!phydev->duplex) - return val; - - if (!priv->pause_aneg_en) { - if (priv->tx_pause_en) - val |= MACCFG1_TX_FLOW; - if (priv->rx_pause_en) - val |= MACCFG1_RX_FLOW; - } else { - u16 lcl_adv, rmt_adv; - u8 flowctrl; - /* get link partner capabilities */ - rmt_adv = 0; - if (phydev->pause) - rmt_adv = LPA_PAUSE_CAP; - if (phydev->asym_pause) - rmt_adv |= LPA_PAUSE_ASYM; - - lcl_adv = mii_advertise_flowctrl(phydev->advertising); - - flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv); - if (flowctrl & FLOW_CTRL_TX) - val |= MACCFG1_TX_FLOW; - if (flowctrl & FLOW_CTRL_RX) - val |= MACCFG1_RX_FLOW; - } - - return val; -} - /* Called every time the controller might need to be made * aware of new link state. The PHY code conveys this * information through variables in the phydev structure, and this @@ -3120,83 +3094,12 @@ static u32 gfar_get_flowctrl_cfg(struct gfar_private *priv) static void adjust_link(struct net_device *dev) { struct gfar_private *priv = netdev_priv(dev); - struct gfar __iomem *regs = priv->gfargrp[0].regs; struct phy_device *phydev = priv->phydev; - int new_state = 0; - - if (test_bit(GFAR_RESETTING, &priv->state)) - return; - - if (phydev->link) { - u32 tempval1 = gfar_read(®s->maccfg1); - u32 tempval = gfar_read(®s->maccfg2); - u32 ecntrl = gfar_read(®s->ecntrl); - - /* Now we make sure that we can be in full duplex mode. - * If not, we operate in half-duplex mode. - */ - if (phydev->duplex != priv->oldduplex) { - new_state = 1; - if (!(phydev->duplex)) - tempval &= ~(MACCFG2_FULL_DUPLEX); - else - tempval |= MACCFG2_FULL_DUPLEX; - - priv->oldduplex = phydev->duplex; - } - - if (phydev->speed != priv->oldspeed) { - new_state = 1; - switch (phydev->speed) { - case 1000: - tempval = - ((tempval & ~(MACCFG2_IF)) | MACCFG2_GMII); - - ecntrl &= ~(ECNTRL_R100); - break; - case 100: - case 10: - tempval = - ((tempval & ~(MACCFG2_IF)) | MACCFG2_MII); - - /* Reduced mode distinguishes - * between 10 and 100 - */ - if (phydev->speed == SPEED_100) - ecntrl |= ECNTRL_R100; - else - ecntrl &= ~(ECNTRL_R100); - break; - default: - netif_warn(priv, link, dev, - "Ack! Speed (%d) is not 10/100/1000!\n", - phydev->speed); - break; - } - - priv->oldspeed = phydev->speed; - } - - tempval1 &= ~(MACCFG1_TX_FLOW | MACCFG1_RX_FLOW); - tempval1 |= gfar_get_flowctrl_cfg(priv); - - gfar_write(®s->maccfg1, tempval1); - gfar_write(®s->maccfg2, tempval); - gfar_write(®s->ecntrl, ecntrl); - - if (!priv->oldlink) { - new_state = 1; - priv->oldlink = 1; - } - } else if (priv->oldlink) { - new_state = 1; - priv->oldlink = 0; - priv->oldspeed = 0; - priv->oldduplex = -1; - } - if (new_state && netif_msg_link(priv)) - phy_print_status(phydev); + if (unlikely(phydev->link != priv->oldlink || + phydev->duplex != priv->oldduplex || + phydev->speed != priv->oldspeed)) + gfar_update_link_state(priv); } /* Update the hash table based on the current list of multicast @@ -3442,6 +3345,114 @@ static irqreturn_t gfar_error(int irq, void *grp_id) return IRQ_HANDLED; } +static u32 gfar_get_flowctrl_cfg(struct gfar_private *priv) +{ + struct phy_device *phydev = priv->phydev; + u32 val = 0; + + if (!phydev->duplex) + return val; + + if (!priv->pause_aneg_en) { + if (priv->tx_pause_en) + val |= MACCFG1_TX_FLOW; + if (priv->rx_pause_en) + val |= MACCFG1_RX_FLOW; + } else { + u16 lcl_adv, rmt_adv; + u8 flowctrl; + /* get link partner capabilities */ + rmt_adv = 0; + if (phydev->pause) + rmt_adv = LPA_PAUSE_CAP; + if (phydev->asym_pause) + rmt_adv |= LPA_PAUSE_ASYM; + + lcl_adv = mii_advertise_flowctrl(phydev->advertising); + + flowctrl = mii_resolve_flowctrl_fdx(lcl_adv, rmt_adv); + if (flowctrl & FLOW_CTRL_TX) + val |= MACCFG1_TX_FLOW; + if (flowctrl & FLOW_CTRL_RX) + val |= MACCFG1_RX_FLOW; + } + + return val; +} + +static noinline void gfar_update_link_state(struct gfar_private *priv) +{ + struct gfar __iomem *regs = priv->gfargrp[0].regs; + struct phy_device *phydev = priv->phydev; + + if (unlikely(test_bit(GFAR_RESETTING, &priv->state))) + return; + + if (phydev->link) { + u32 tempval1 = gfar_read(®s->maccfg1); + u32 tempval = gfar_read(®s->maccfg2); + u32 ecntrl = gfar_read(®s->ecntrl); + + if (phydev->duplex != priv->oldduplex) { + if (!(phydev->duplex)) + tempval &= ~(MACCFG2_FULL_DUPLEX); + else + tempval |= MACCFG2_FULL_DUPLEX; + + priv->oldduplex = phydev->duplex; + } + + if (phydev->speed != priv->oldspeed) { + switch (phydev->speed) { + case 1000: + tempval = + ((tempval & ~(MACCFG2_IF)) | MACCFG2_GMII); + + ecntrl &= ~(ECNTRL_R100); + break; + case 100: + case 10: + tempval = + ((tempval & ~(MACCFG2_IF)) | MACCFG2_MII); + + /* Reduced mode distinguishes + * between 10 and 100 + */ + if (phydev->speed == SPEED_100) + ecntrl |= ECNTRL_R100; + else + ecntrl &= ~(ECNTRL_R100); + break; + default: + netif_warn(priv, link, priv->ndev, + "Ack! Speed (%d) is not 10/100/1000!\n", + phydev->speed); + break; + } + + priv->oldspeed = phydev->speed; + } + + tempval1 &= ~(MACCFG1_TX_FLOW | MACCFG1_RX_FLOW); + tempval1 |= gfar_get_flowctrl_cfg(priv); + + gfar_write(®s->maccfg1, tempval1); + gfar_write(®s->maccfg2, tempval); + gfar_write(®s->ecntrl, ecntrl); + + if (!priv->oldlink) + priv->oldlink = 1; + + } else if (priv->oldlink) { + priv->oldlink = 0; + priv->oldspeed = 0; + priv->oldduplex = -1; + } + + if (netif_msg_link(priv)) + phy_print_status(phydev); +} + static struct of_device_id gfar_match[] = { { diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c index 891dbee6e6c1..76d70708f864 100644 --- a/drivers/net/ethernet/freescale/gianfar_ethtool.c +++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c @@ -533,6 +533,9 @@ static int gfar_spauseparam(struct net_device *dev, struct gfar __iomem *regs = priv->gfargrp[0].regs; u32 oldadv, newadv; + if (!phydev) + return -ENODEV; + if (!(phydev->supported & SUPPORTED_Pause) || (!(phydev->supported & SUPPORTED_Asym_Pause) && (epause->rx_pause != epause->tx_pause))) diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index c8299c31b21f..fab39e295441 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -1728,9 +1728,6 @@ static int init_phy(struct net_device *dev) phydev = of_phy_connect(dev, ug_info->phy_node, &adjust_link, 0, priv->phy_interface); - if (!phydev) - phydev = of_phy_connect_fixed_link(dev, &adjust_link, - priv->phy_interface); if (!phydev) { dev_err(&dev->dev, "Could not attach to PHY\n"); return -ENODEV; @@ -3790,6 +3787,17 @@ static int ucc_geth_probe(struct platform_device* ofdev) ug_info->uf_info.irq = irq_of_parse_and_map(np, 0); ug_info->phy_node = of_parse_phandle(np, "phy-handle", 0); + if (!ug_info->phy_node) { + /* In the case of a fixed PHY, the DT node associated + * to the PHY is the Ethernet MAC DT node. + */ + if (of_phy_is_fixed_link(np)) { + err = of_phy_register_fixed_link(np); + if (err) + return err; + } + ug_info->phy_node = np; + } /* Find the TBI PHY node. If it's not there, we don't support SGMII */ ug_info->tbi_node = of_parse_phandle(np, "tbi-handle", 0); diff --git a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c index 413329eff2ff..cc83350d56ba 100644 --- a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c +++ b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c @@ -417,5 +417,5 @@ static const struct ethtool_ops uec_ethtool_ops = { void uec_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &uec_ethtool_ops); + netdev->ethtool_ops = &uec_ethtool_ops; } diff --git a/drivers/net/ethernet/fujitsu/fmvj18x_cs.c b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c index 7becab1aa3e4..cfe7a7431730 100644 --- a/drivers/net/ethernet/fujitsu/fmvj18x_cs.c +++ b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c @@ -256,7 +256,7 @@ static int fmvj18x_probe(struct pcmcia_device *link) dev->netdev_ops = &fjn_netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); + dev->ethtool_ops = &netdev_ethtool_ops; return fmvj18x_config(link); } /* fmvj18x_attach */ diff --git a/drivers/net/ethernet/ibm/ehea/ehea_ethtool.c b/drivers/net/ethernet/ibm/ehea/ehea_ethtool.c index 95837b99a464..6055e3eaf49c 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_ethtool.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_ethtool.c @@ -278,5 +278,5 @@ static const struct ethtool_ops ehea_ethtool_ops = { void ehea_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops); + netdev->ethtool_ops = &ehea_ethtool_ops; } diff --git a/drivers/net/ethernet/ibm/ehea/ehea_qmr.c b/drivers/net/ethernet/ibm/ehea/ehea_qmr.c index 9b03033bb557..a0820f72b25c 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_qmr.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_qmr.c @@ -103,12 +103,14 @@ out_nomem: static void hw_queue_dtor(struct hw_queue *queue) { - int pages_per_kpage = PAGE_SIZE / queue->pagesize; + int pages_per_kpage; int i, nr_pages; if (!queue || !queue->queue_pages) return; + pages_per_kpage = PAGE_SIZE / queue->pagesize; + nr_pages = queue->queue_length / queue->pagesize; for (i = 0; i < nr_pages; i += pages_per_kpage) diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index ae342fdb42c8..87bd953cc2ee 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -2879,7 +2879,7 @@ static int emac_probe(struct platform_device *ofdev) dev->commac.ops = &emac_commac_sg_ops; } else ndev->netdev_ops = &emac_netdev_ops; - SET_ETHTOOL_OPS(ndev, &emac_ethtool_ops); + ndev->ethtool_ops = &emac_ethtool_ops; netif_carrier_off(ndev); diff --git a/drivers/net/ethernet/icplus/ipg.c b/drivers/net/ethernet/icplus/ipg.c index 25045ae07171..5727779a7df2 100644 --- a/drivers/net/ethernet/icplus/ipg.c +++ b/drivers/net/ethernet/icplus/ipg.c @@ -2245,7 +2245,7 @@ static int ipg_probe(struct pci_dev *pdev, const struct pci_device_id *id) */ dev->netdev_ops = &ipg_netdev_ops; SET_NETDEV_DEV(dev, &pdev->dev); - SET_ETHTOOL_OPS(dev, &ipg_ethtool_ops); + dev->ethtool_ops = &ipg_ethtool_ops; rc = pci_request_regions(pdev, DRV_NAME); if (rc) diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index b56461ce674c..9d979d7debef 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -2854,7 +2854,7 @@ static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent) netdev->hw_features |= NETIF_F_RXALL; netdev->netdev_ops = &e100_netdev_ops; - SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops); + netdev->ethtool_ops = &e100_ethtool_ops; netdev->watchdog_timeo = E100_WATCHDOG_PERIOD; strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1); diff --git a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c index 73a8aeefb92a..341889a4ef7f 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_ethtool.c +++ b/drivers/net/ethernet/intel/e1000/e1000_ethtool.c @@ -1905,5 +1905,5 @@ static const struct ethtool_ops e1000_ethtool_ops = { void e1000_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops); + netdev->ethtool_ops = &e1000_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index 1471c5464a89..e27e60910949 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -265,10 +265,10 @@ struct e1000_adapter { u32 tx_hwtstamp_timeouts; /* Rx */ - bool (*clean_rx) (struct e1000_ring *ring, int *work_done, - int work_to_do) ____cacheline_aligned_in_smp; - void (*alloc_rx_buf) (struct e1000_ring *ring, int cleaned_count, - gfp_t gfp); + bool (*clean_rx)(struct e1000_ring *ring, int *work_done, + int work_to_do) ____cacheline_aligned_in_smp; + void (*alloc_rx_buf)(struct e1000_ring *ring, int cleaned_count, + gfp_t gfp); struct e1000_ring *rx_ring; u32 rx_int_delay; diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index cad250bc1b99..e9a48bb5caac 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -169,6 +169,7 @@ static int e1000_get_settings(struct net_device *netdev, } } else if (!pm_runtime_suspended(netdev->dev.parent)) { u32 status = er32(STATUS); + if (status & E1000_STATUS_LU) { if (status & E1000_STATUS_SPEED_1000) speed = SPEED_1000; @@ -783,25 +784,26 @@ static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data, reg + (offset << 2), val, (test[pat] & write & mask)); *data = reg; - return 1; + return true; } } - return 0; + return false; } static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, int reg, u32 mask, u32 write) { u32 val; + __ew32(&adapter->hw, reg, write & mask); val = __er32(&adapter->hw, reg); if ((write & mask) != (val & mask)) { e_err("set/check test failed (reg 0x%05X): got 0x%08X expected 0x%08X\n", reg, (val & mask), (write & mask)); *data = reg; - return 1; + return true; } - return 0; + return false; } #define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write) \ @@ -1717,6 +1719,7 @@ static int e1000_link_test(struct e1000_adapter *adapter, u64 *data) *data = 0; if (hw->phy.media_type == e1000_media_type_internal_serdes) { int i = 0; + hw->mac.serdes_has_link = false; /* On some blade server designs, link establishment @@ -2315,5 +2318,5 @@ static const struct ethtool_ops e1000_ethtool_ops = { void e1000e_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops); + netdev->ethtool_ops = &e1000_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index 9866f264f55e..5f5539561661 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -186,7 +186,7 @@ static bool e1000_phy_is_accessible_pchlan(struct e1000_hw *hw) { u16 phy_reg = 0; u32 phy_id = 0; - s32 ret_val; + s32 ret_val = 0; u16 retry_count; u32 mac_reg = 0; @@ -217,11 +217,13 @@ static bool e1000_phy_is_accessible_pchlan(struct e1000_hw *hw) /* In case the PHY needs to be in mdio slow mode, * set slow mode and try to get the PHY id again. */ - hw->phy.ops.release(hw); - ret_val = e1000_set_mdio_slow_mode_hv(hw); - if (!ret_val) - ret_val = e1000e_get_phy_id(hw); - hw->phy.ops.acquire(hw); + if (hw->mac.type < e1000_pch_lpt) { + hw->phy.ops.release(hw); + ret_val = e1000_set_mdio_slow_mode_hv(hw); + if (!ret_val) + ret_val = e1000e_get_phy_id(hw); + hw->phy.ops.acquire(hw); + } if (ret_val) return false; @@ -842,6 +844,17 @@ s32 e1000_set_eee_pchlan(struct e1000_hw *hw) } } + if (hw->phy.type == e1000_phy_82579) { + ret_val = e1000_read_emi_reg_locked(hw, I82579_LPI_PLL_SHUT, + &data); + if (ret_val) + goto release; + + data &= ~I82579_LPI_100_PLL_SHUT; + ret_val = e1000_write_emi_reg_locked(hw, I82579_LPI_PLL_SHUT, + data); + } + /* R/Clr IEEE MMD 3.1 bits 11:10 - Tx/Rx LPI Received */ ret_val = e1000_read_emi_reg_locked(hw, pcs_status, &data); if (ret_val) @@ -1314,14 +1327,18 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) return ret_val; } - /* When connected at 10Mbps half-duplex, 82579 parts are excessively + /* When connected at 10Mbps half-duplex, some parts are excessively * aggressive resulting in many collisions. To avoid this, increase * the IPG and reduce Rx latency in the PHY. */ - if ((hw->mac.type == e1000_pch2lan) && link) { + if (((hw->mac.type == e1000_pch2lan) || + (hw->mac.type == e1000_pch_lpt)) && link) { u32 reg; + reg = er32(STATUS); if (!(reg & (E1000_STATUS_FD | E1000_STATUS_SPEED_MASK))) { + u16 emi_addr; + reg = er32(TIPG); reg &= ~E1000_TIPG_IPGT_MASK; reg |= 0xFF; @@ -1332,8 +1349,12 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) if (ret_val) return ret_val; - ret_val = - e1000_write_emi_reg_locked(hw, I82579_RX_CONFIG, 0); + if (hw->mac.type == e1000_pch2lan) + emi_addr = I82579_RX_CONFIG; + else + emi_addr = I217_RX_CONFIG; + + ret_val = e1000_write_emi_reg_locked(hw, emi_addr, 0); hw->phy.ops.release(hw); @@ -2493,51 +2514,44 @@ release: * e1000_k1_gig_workaround_lv - K1 Si workaround * @hw: pointer to the HW structure * - * Workaround to set the K1 beacon duration for 82579 parts + * Workaround to set the K1 beacon duration for 82579 parts in 10Mbps + * Disable K1 in 1000Mbps and 100Mbps **/ static s32 e1000_k1_workaround_lv(struct e1000_hw *hw) { s32 ret_val = 0; u16 status_reg = 0; - u32 mac_reg; - u16 phy_reg; if (hw->mac.type != e1000_pch2lan) return 0; - /* Set K1 beacon duration based on 1Gbps speed or otherwise */ + /* Set K1 beacon duration based on 10Mbs speed */ ret_val = e1e_rphy(hw, HV_M_STATUS, &status_reg); if (ret_val) return ret_val; if ((status_reg & (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) == (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) { - mac_reg = er32(FEXTNVM4); - mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK; - - ret_val = e1e_rphy(hw, I82579_LPI_CTRL, &phy_reg); - if (ret_val) - return ret_val; - - if (status_reg & HV_M_STATUS_SPEED_1000) { + if (status_reg & + (HV_M_STATUS_SPEED_1000 | HV_M_STATUS_SPEED_100)) { u16 pm_phy_reg; - mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_8USEC; - phy_reg &= ~I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT; - /* LV 1G Packet drop issue wa */ + /* LV 1G/100 Packet drop issue wa */ ret_val = e1e_rphy(hw, HV_PM_CTRL, &pm_phy_reg); if (ret_val) return ret_val; - pm_phy_reg &= ~HV_PM_CTRL_PLL_STOP_IN_K1_GIGA; + pm_phy_reg &= ~HV_PM_CTRL_K1_ENABLE; ret_val = e1e_wphy(hw, HV_PM_CTRL, pm_phy_reg); if (ret_val) return ret_val; } else { + u32 mac_reg; + + mac_reg = er32(FEXTNVM4); + mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK; mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_16USEC; - phy_reg |= I82579_LPI_CTRL_FORCE_PLL_LOCK_COUNT; + ew32(FEXTNVM4, mac_reg); } - ew32(FEXTNVM4, mac_reg); - ret_val = e1e_wphy(hw, I82579_LPI_CTRL, phy_reg); } return ret_val; diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index bead50f9187b..5515126c81c1 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -232,16 +232,19 @@ #define I82577_MSE_THRESHOLD 0x0887 /* 82577 Mean Square Error Threshold */ #define I82579_MSE_LINK_DOWN 0x2411 /* MSE count before dropping link */ #define I82579_RX_CONFIG 0x3412 /* Receive configuration */ +#define I82579_LPI_PLL_SHUT 0x4412 /* LPI PLL Shut Enable */ #define I82579_EEE_PCS_STATUS 0x182E /* IEEE MMD Register 3.1 >> 8 */ #define I82579_EEE_CAPABILITY 0x0410 /* IEEE MMD Register 3.20 */ #define I82579_EEE_ADVERTISEMENT 0x040E /* IEEE MMD Register 7.60 */ #define I82579_EEE_LP_ABILITY 0x040F /* IEEE MMD Register 7.61 */ #define I82579_EEE_100_SUPPORTED (1 << 1) /* 100BaseTx EEE */ #define I82579_EEE_1000_SUPPORTED (1 << 2) /* 1000BaseTx EEE */ +#define I82579_LPI_100_PLL_SHUT (1 << 2) /* 100M LPI PLL Shut Enabled */ #define I217_EEE_PCS_STATUS 0x9401 /* IEEE MMD Register 3.1 */ #define I217_EEE_CAPABILITY 0x8000 /* IEEE MMD Register 3.20 */ #define I217_EEE_ADVERTISEMENT 0x8001 /* IEEE MMD Register 7.60 */ #define I217_EEE_LP_ABILITY 0x8002 /* IEEE MMD Register 7.61 */ +#define I217_RX_CONFIG 0xB20C /* Receive configuration */ #define E1000_EEE_RX_LPI_RCVD 0x0400 /* Tx LP idle received */ #define E1000_EEE_TX_LPI_RCVD 0x0800 /* Rx LP idle received */ diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index d50c91e50528..e4207efd13f8 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -599,6 +599,7 @@ static void e1000e_update_rdt_wa(struct e1000_ring *rx_ring, unsigned int i) if (unlikely(!ret_val && (i != readl(rx_ring->tail)))) { u32 rctl = er32(RCTL); + ew32(RCTL, rctl & ~E1000_RCTL_EN); e_err("ME firmware caused invalid RDT - resetting\n"); schedule_work(&adapter->reset_task); @@ -615,6 +616,7 @@ static void e1000e_update_tdt_wa(struct e1000_ring *tx_ring, unsigned int i) if (unlikely(!ret_val && (i != readl(tx_ring->tail)))) { u32 tctl = er32(TCTL); + ew32(TCTL, tctl & ~E1000_TCTL_EN); e_err("ME firmware caused invalid TDT - resetting\n"); schedule_work(&adapter->reset_task); @@ -1165,7 +1167,7 @@ static void e1000e_tx_hwtstamp_work(struct work_struct *work) dev_kfree_skb_any(adapter->tx_hwtstamp_skb); adapter->tx_hwtstamp_skb = NULL; adapter->tx_hwtstamp_timeouts++; - e_warn("clearing Tx timestamp hang"); + e_warn("clearing Tx timestamp hang\n"); } else { /* reschedule to check later */ schedule_work(&adapter->tx_hwtstamp_work); @@ -1198,6 +1200,7 @@ static bool e1000_clean_tx_irq(struct e1000_ring *tx_ring) while ((eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) && (count < tx_ring->count)) { bool cleaned = false; + rmb(); /* read buffer_info after eop_desc */ for (; !cleaned; count++) { tx_desc = E1000_TX_DESC(*tx_ring, i); @@ -1753,6 +1756,7 @@ static irqreturn_t e1000_intr_msi(int __always_unused irq, void *data) adapter->flags & FLAG_RX_NEEDS_RESTART) { /* disable receives */ u32 rctl = er32(RCTL); + ew32(RCTL, rctl & ~E1000_RCTL_EN); adapter->flags |= FLAG_RESTART_NOW; } @@ -1960,6 +1964,7 @@ static void e1000_configure_msix(struct e1000_adapter *adapter) /* Workaround issue with spurious interrupts on 82574 in MSI-X mode */ if (hw->mac.type == e1000_82574) { u32 rfctl = er32(RFCTL); + rfctl |= E1000_RFCTL_ACK_DIS; ew32(RFCTL, rfctl); } @@ -2204,6 +2209,7 @@ static void e1000_irq_disable(struct e1000_adapter *adapter) if (adapter->msix_entries) { int i; + for (i = 0; i < adapter->num_vectors; i++) synchronize_irq(adapter->msix_entries[i].vector); } else { @@ -2921,6 +2927,7 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) if (adapter->flags2 & FLAG2_DMA_BURST) { u32 txdctl = er32(TXDCTL(0)); + txdctl &= ~(E1000_TXDCTL_PTHRESH | E1000_TXDCTL_HTHRESH | E1000_TXDCTL_WTHRESH); /* set up some performance related parameters to encourage the @@ -3239,6 +3246,7 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) if (adapter->flags & FLAG_IS_ICH) { u32 rxdctl = er32(RXDCTL(0)); + ew32(RXDCTL(0), rxdctl | 0x3); } @@ -4695,6 +4703,7 @@ static void e1000e_update_stats(struct e1000_adapter *adapter) /* Correctable ECC Errors */ if (hw->mac.type == e1000_pch_lpt) { u32 pbeccsts = er32(PBECCSTS); + adapter->corr_errors += pbeccsts & E1000_PBECCSTS_CORR_ERR_CNT_MASK; adapter->uncorr_errors += @@ -4808,6 +4817,7 @@ static void e1000e_enable_receives(struct e1000_adapter *adapter) (adapter->flags & FLAG_RESTART_NOW)) { struct e1000_hw *hw = &adapter->hw; u32 rctl = er32(RCTL); + ew32(RCTL, rctl | E1000_RCTL_EN); adapter->flags &= ~FLAG_RESTART_NOW; } @@ -4930,6 +4940,7 @@ static void e1000_watchdog_task(struct work_struct *work) if ((adapter->flags & FLAG_TARC_SPEED_MODE_BIT) && !txb2b) { u32 tarc0; + tarc0 = er32(TARC(0)); tarc0 &= ~SPEED_MODE_BIT; ew32(TARC(0), tarc0); @@ -5170,7 +5181,7 @@ static bool e1000_tx_csum(struct e1000_ring *tx_ring, struct sk_buff *skb) __be16 protocol; if (skb->ip_summed != CHECKSUM_PARTIAL) - return 0; + return false; if (skb->protocol == cpu_to_be16(ETH_P_8021Q)) protocol = vlan_eth_hdr(skb)->h_vlan_encapsulated_proto; @@ -5215,7 +5226,7 @@ static bool e1000_tx_csum(struct e1000_ring *tx_ring, struct sk_buff *skb) i = 0; tx_ring->next_to_use = i; - return 1; + return true; } static int e1000_tx_map(struct e1000_ring *tx_ring, struct sk_buff *skb, @@ -5687,7 +5698,7 @@ struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev, static int e1000_change_mtu(struct net_device *netdev, int new_mtu) { struct e1000_adapter *adapter = netdev_priv(netdev); - int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN; + int max_frame = new_mtu + VLAN_HLEN + ETH_HLEN + ETH_FCS_LEN; /* Jumbo frame support */ if ((max_frame > ETH_FRAME_LEN + ETH_FCS_LEN) && @@ -6209,6 +6220,7 @@ static int __e1000_resume(struct pci_dev *pdev) e1e_wphy(&adapter->hw, BM_WUS, ~0); } else { u32 wus = er32(WUS); + if (wus) { e_info("MAC Wakeup cause - %s\n", wus & E1000_WUS_EX ? "Unicast Packet" : @@ -6235,6 +6247,7 @@ static int __e1000_resume(struct pci_dev *pdev) return 0; } +#ifdef CONFIG_PM_SLEEP static int e1000e_pm_thaw(struct device *dev) { struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev)); @@ -6255,7 +6268,6 @@ static int e1000e_pm_thaw(struct device *dev) return 0; } -#ifdef CONFIG_PM_SLEEP static int e1000e_pm_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); @@ -7027,7 +7039,7 @@ static const struct pci_error_handlers e1000_err_handler = { .resume = e1000_io_resume, }; -static DEFINE_PCI_DEVICE_TABLE(e1000_pci_tbl) = { +static const struct pci_device_id e1000_pci_tbl[] = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_82571EB_COPPER), board_82571 }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82571EB_FIBER), board_82571 }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_82571EB_QUAD_COPPER), board_82571 }, @@ -7144,6 +7156,7 @@ static struct pci_driver e1000_driver = { static int __init e1000_init_module(void) { int ret; + pr_info("Intel(R) PRO/1000 Network Driver - %s\n", e1000e_driver_version); pr_info("Copyright(c) 1999 - 2014 Intel Corporation.\n"); diff --git a/drivers/net/ethernet/intel/e1000e/nvm.c b/drivers/net/ethernet/intel/e1000e/nvm.c index a9a976f04bff..b1f212b7baf7 100644 --- a/drivers/net/ethernet/intel/e1000e/nvm.c +++ b/drivers/net/ethernet/intel/e1000e/nvm.c @@ -398,6 +398,7 @@ s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) /* Loop to allow for up to whole page write of eeprom */ while (widx < words) { u16 word_out = data[widx]; + word_out = (word_out >> 8) | (word_out << 8); e1000_shift_out_eec_bits(hw, word_out, 16); widx++; diff --git a/drivers/net/ethernet/intel/e1000e/param.c b/drivers/net/ethernet/intel/e1000e/param.c index d0ac0f3249c8..aa1923f7ebdd 100644 --- a/drivers/net/ethernet/intel/e1000e/param.c +++ b/drivers/net/ethernet/intel/e1000e/param.c @@ -436,6 +436,7 @@ void e1000e_check_options(struct e1000_adapter *adapter) if (num_IntMode > bd) { unsigned int int_mode = IntMode[bd]; + e1000_validate_option(&int_mode, &opt, adapter); adapter->int_mode = int_mode; } else { @@ -457,6 +458,7 @@ void e1000e_check_options(struct e1000_adapter *adapter) if (num_SmartPowerDownEnable > bd) { unsigned int spd = SmartPowerDownEnable[bd]; + e1000_validate_option(&spd, &opt, adapter); if ((adapter->flags & FLAG_HAS_SMART_POWER_DOWN) && spd) adapter->flags |= FLAG_SMART_POWER_DOWN; @@ -473,6 +475,7 @@ void e1000e_check_options(struct e1000_adapter *adapter) if (num_CrcStripping > bd) { unsigned int crc_stripping = CrcStripping[bd]; + e1000_validate_option(&crc_stripping, &opt, adapter); if (crc_stripping == OPTION_ENABLED) { adapter->flags2 |= FLAG2_CRC_STRIPPING; @@ -495,6 +498,7 @@ void e1000e_check_options(struct e1000_adapter *adapter) if (num_KumeranLockLoss > bd) { unsigned int kmrn_lock_loss = KumeranLockLoss[bd]; + e1000_validate_option(&kmrn_lock_loss, &opt, adapter); enabled = kmrn_lock_loss; } diff --git a/drivers/net/ethernet/intel/e1000e/phy.c b/drivers/net/ethernet/intel/e1000e/phy.c index 00b3fc98bf30..b2005e13fb01 100644 --- a/drivers/net/ethernet/intel/e1000e/phy.c +++ b/drivers/net/ethernet/intel/e1000e/phy.c @@ -2896,6 +2896,7 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data, (hw->phy.addr == 2) && !(MAX_PHY_REG_ADDRESS & reg) && (data & (1 << 11))) { u16 data2 = 0x7EFF; + ret_val = e1000_access_phy_debug_regs_hv(hw, (1 << 6) | 0x3, &data2, false); diff --git a/drivers/net/ethernet/intel/e1000e/phy.h b/drivers/net/ethernet/intel/e1000e/phy.h index 3841bccf058c..537d2780b408 100644 --- a/drivers/net/ethernet/intel/e1000e/phy.h +++ b/drivers/net/ethernet/intel/e1000e/phy.h @@ -164,6 +164,7 @@ s32 e1000_get_cable_length_82577(struct e1000_hw *hw); #define HV_M_STATUS_AUTONEG_COMPLETE 0x1000 #define HV_M_STATUS_SPEED_MASK 0x0300 #define HV_M_STATUS_SPEED_1000 0x0200 +#define HV_M_STATUS_SPEED_100 0x0100 #define HV_M_STATUS_LINK_UP 0x0040 #define IGP01E1000_PHY_PCS_INIT_REG 0x00B4 diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index beb7b4393a6c..ef5bb11557e5 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -97,10 +97,6 @@ #define STRINGIFY(foo) #foo #define XSTRINGIFY(bar) STRINGIFY(bar) -#ifndef ARCH_HAS_PREFETCH -#define prefetch(X) -#endif - #define I40E_RX_DESC(R, i) \ ((ring_is_16byte_desc_enabled(R)) \ ? (union i40e_32byte_rx_desc *) \ @@ -329,9 +325,7 @@ struct i40e_pf { struct ptp_clock *ptp_clock; struct ptp_clock_info ptp_caps; struct sk_buff *ptp_tx_skb; - struct work_struct ptp_tx_work; struct hwtstamp_config tstamp_config; - unsigned long ptp_tx_start; unsigned long last_rx_ptp_check; spinlock_t tmreg_lock; /* Used to protect the device time registers. */ u64 ptp_base_adj; diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c index ed3902bf249b..34415d342ece 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -33,6 +33,16 @@ static void i40e_resume_aq(struct i40e_hw *hw); /** + * i40e_is_nvm_update_op - return true if this is an NVM update operation + * @desc: API request descriptor + **/ +static inline bool i40e_is_nvm_update_op(struct i40e_aq_desc *desc) +{ + return (desc->opcode == i40e_aqc_opc_nvm_erase) || + (desc->opcode == i40e_aqc_opc_nvm_update); +} + +/** * i40e_adminq_init_regs - Initialize AdminQ registers * @hw: pointer to the hardware structure * @@ -585,6 +595,7 @@ i40e_status i40e_init_adminq(struct i40e_hw *hw) /* pre-emptive resource lock release */ i40e_aq_release_resource(hw, I40E_NVM_RESOURCE_ID, 0, NULL); + hw->aq.nvm_busy = false; ret_code = i40e_aq_set_hmc_resource_profile(hw, I40E_HMC_PROFILE_DEFAULT, @@ -708,6 +719,12 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw, goto asq_send_command_exit; } + if (i40e_is_nvm_update_op(desc) && hw->aq.nvm_busy) { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQTX: NVM busy.\n"); + status = I40E_ERR_NVM; + goto asq_send_command_exit; + } + details = I40E_ADMINQ_DETAILS(hw->aq.asq, hw->aq.asq.next_to_use); if (cmd_details) { *details = *cmd_details; @@ -835,6 +852,9 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw, hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval; } + if (i40e_is_nvm_update_op(desc)) + hw->aq.nvm_busy = true; + /* update the error if time out occurred */ if ((!cmd_completed) && (!details->async && !details->postpone)) { @@ -929,6 +949,9 @@ i40e_status i40e_clean_arq_element(struct i40e_hw *hw, e->msg_size); } + if (i40e_is_nvm_update_op(&e->desc)) + hw->aq.nvm_busy = false; + /* Restore the original datalen and buffer address in the desc, * FW updates datalen to indicate the event message * size diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.h b/drivers/net/ethernet/intel/i40e/i40e_adminq.h index 993f7685a911..b1552fbc48a0 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.h +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.h @@ -90,6 +90,7 @@ struct i40e_adminq_info { u16 fw_min_ver; /* firmware minor version */ u16 api_maj_ver; /* api major version */ u16 api_min_ver; /* api minor version */ + bool nvm_busy; struct mutex asq_mutex; /* Send queue lock */ struct mutex arq_mutex; /* Receive queue lock */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h index 7b6374a8f8da..f2ba4b76ecd3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h @@ -182,9 +182,6 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_add_mirror_rule = 0x0260, i40e_aqc_opc_delete_mirror_rule = 0x0261, - i40e_aqc_opc_set_storm_control_config = 0x0280, - i40e_aqc_opc_get_storm_control_config = 0x0281, - /* DCB commands */ i40e_aqc_opc_dcb_ignore_pfc = 0x0301, i40e_aqc_opc_dcb_updated = 0x0302, @@ -207,6 +204,7 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_query_switching_comp_bw_config = 0x041A, i40e_aqc_opc_suspend_port_tx = 0x041B, i40e_aqc_opc_resume_port_tx = 0x041C, + i40e_aqc_opc_configure_partition_bw = 0x041D, /* hmc */ i40e_aqc_opc_query_hmc_resource_profile = 0x0500, @@ -1289,27 +1287,6 @@ struct i40e_aqc_add_delete_mirror_rule_completion { I40E_CHECK_CMD_LENGTH(i40e_aqc_add_delete_mirror_rule_completion); -/* Set Storm Control Configuration (direct 0x0280) - * Get Storm Control Configuration (direct 0x0281) - * the command and response use the same descriptor structure - */ -struct i40e_aqc_set_get_storm_control_config { - __le32 broadcast_threshold; - __le32 multicast_threshold; - __le32 control_flags; -#define I40E_AQC_STORM_CONTROL_MDIPW 0x01 -#define I40E_AQC_STORM_CONTROL_MDICW 0x02 -#define I40E_AQC_STORM_CONTROL_BDIPW 0x04 -#define I40E_AQC_STORM_CONTROL_BDICW 0x08 -#define I40E_AQC_STORM_CONTROL_BIDU 0x10 -#define I40E_AQC_STORM_CONTROL_INTERVAL_SHIFT 8 -#define I40E_AQC_STORM_CONTROL_INTERVAL_MASK (0x3FF << \ - I40E_AQC_STORM_CONTROL_INTERVAL_SHIFT) - u8 reserved[4]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_get_storm_control_config); - /* DCB 0x03xx*/ /* PFC Ignore (direct 0x0301) @@ -1499,6 +1476,15 @@ struct i40e_aqc_query_switching_comp_bw_config_resp { * (direct 0x041B and 0x041C) uses the generic SEID struct */ +/* Configure partition BW + * (indirect 0x041D) + */ +struct i40e_aqc_configure_partition_bw_data { + __le16 pf_valid_bits; + u8 min_bw[16]; /* guaranteed bandwidth */ + u8 max_bw[16]; /* bandwidth limit */ +}; + /* Get and set the active HMC resource profile and status. * (direct 0x0500) and (direct 0x0501) */ @@ -1583,11 +1569,8 @@ struct i40e_aq_get_phy_abilities_resp { #define I40E_AQ_PHY_FLAG_PAUSE_TX 0x01 #define I40E_AQ_PHY_FLAG_PAUSE_RX 0x02 #define I40E_AQ_PHY_FLAG_LOW_POWER 0x04 -#define I40E_AQ_PHY_FLAG_AN_SHIFT 3 -#define I40E_AQ_PHY_FLAG_AN_MASK (0x3 << I40E_AQ_PHY_FLAG_AN_SHIFT) -#define I40E_AQ_PHY_FLAG_AN_OFF 0x00 /* link forced on */ -#define I40E_AQ_PHY_FLAG_AN_OFF_LINK_DOWN 0x01 -#define I40E_AQ_PHY_FLAG_AN_ON 0x02 +#define I40E_AQ_PHY_LINK_ENABLED 0x08 +#define I40E_AQ_PHY_AN_ENABLED 0x10 #define I40E_AQ_PHY_FLAG_MODULE_QUAL 0x20 __le16 eee_capability; #define I40E_AQ_EEE_100BASE_TX 0x0002 diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index 922cdcc45c54..22eefda3a530 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -975,6 +975,13 @@ i40e_status i40e_aq_get_link_info(struct i40e_hw *hw, hw_link_info->an_info = resp->an_info; hw_link_info->ext_info = resp->ext_info; hw_link_info->loopback = resp->loopback; + hw_link_info->max_frame_size = le16_to_cpu(resp->max_frame_size); + hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK; + + if (resp->config & I40E_AQ_CONFIG_CRC_ENA) + hw_link_info->crc_enable = true; + else + hw_link_info->crc_enable = false; if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE)) hw_link_info->lse_enable = true; @@ -1300,6 +1307,7 @@ i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw, struct i40e_aqc_driver_version *cmd = (struct i40e_aqc_driver_version *)&desc.params.raw; i40e_status status; + u16 len; if (dv == NULL) return I40E_ERR_PARAM; @@ -1311,7 +1319,14 @@ i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw, cmd->driver_minor_ver = dv->minor_version; cmd->driver_build_ver = dv->build_version; cmd->driver_subbuild_ver = dv->subbuild_version; - status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + len = 0; + while (len < sizeof(dv->driver_string) && + (dv->driver_string[len] < 0x80) && + dv->driver_string[len]) + len++; + status = i40e_asq_send_command(hw, &desc, dv->driver_string, + len, cmd_details); return status; } @@ -2094,8 +2109,8 @@ i40e_status i40e_aq_start_lldp(struct i40e_hw *hw, * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw, - u16 udp_port, u8 header_len, - u8 protocol_index, u8 *filter_index, + u16 udp_port, u8 protocol_index, + u8 *filter_index, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; @@ -2253,6 +2268,35 @@ static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid, } /** + * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit + * @hw: pointer to the hw struct + * @seid: VSI seid + * @credit: BW limit credits (0 = disabled) + * @max_credit: Max BW limit credits + * @cmd_details: pointer to command details structure or NULL + **/ +i40e_status i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw, + u16 seid, u16 credit, u8 max_credit, + struct i40e_asq_cmd_details *cmd_details) +{ + struct i40e_aq_desc desc; + struct i40e_aqc_configure_vsi_bw_limit *cmd = + (struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw; + i40e_status status; + + i40e_fill_default_direct_cmd_desc(&desc, + i40e_aqc_opc_configure_vsi_bw_limit); + + cmd->vsi_seid = cpu_to_le16(seid); + cmd->credit = cpu_to_le16(credit); + cmd->max_credit = max_credit; + + status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); + + return status; +} + +/** * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC * @hw: pointer to the hw struct * @seid: VSI seid diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 3c37386fd138..1aaec400b28e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -1744,10 +1744,6 @@ static ssize_t i40e_dbg_command_write(struct file *filp, i40e_dbg_cmd_fd_ctrl(pf, I40E_FLAG_FD_ATR_ENABLED, false); } else if (strncmp(cmd_buf, "fd-atr on", 9) == 0) { i40e_dbg_cmd_fd_ctrl(pf, I40E_FLAG_FD_ATR_ENABLED, true); - } else if (strncmp(cmd_buf, "fd-sb off", 9) == 0) { - i40e_dbg_cmd_fd_ctrl(pf, I40E_FLAG_FD_SB_ENABLED, false); - } else if (strncmp(cmd_buf, "fd-sb on", 8) == 0) { - i40e_dbg_cmd_fd_ctrl(pf, I40E_FLAG_FD_SB_ENABLED, true); } else if (strncmp(cmd_buf, "lldp", 4) == 0) { if (strncmp(&cmd_buf[5], "stop", 4) == 0) { int ret; @@ -1967,8 +1963,6 @@ static ssize_t i40e_dbg_command_write(struct file *filp, dev_info(&pf->pdev->dev, " rem fd_filter <dest q_index> <flex_off> <pctype> <dest_vsi> <dest_ctl> <fd_status> <cnt_index> <fd_id> <packet_len> <packet>\n"); dev_info(&pf->pdev->dev, " fd-atr off\n"); dev_info(&pf->pdev->dev, " fd-atr on\n"); - dev_info(&pf->pdev->dev, " fd-sb off\n"); - dev_info(&pf->pdev->dev, " fd-sb on\n"); dev_info(&pf->pdev->dev, " lldp start\n"); dev_info(&pf->pdev->dev, " lldp stop\n"); dev_info(&pf->pdev->dev, " lldp get local\n"); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index 03d99cbc5c25..861e1db47a71 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -112,7 +112,6 @@ static struct i40e_stats i40e_gstrings_stats[] = { I40E_PF_STAT("rx_oversize", stats.rx_oversize), I40E_PF_STAT("rx_jabber", stats.rx_jabber), I40E_PF_STAT("VF_admin_queue_requests", vf_aq_requests), - I40E_PF_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts), I40E_PF_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared), /* LPI stats */ I40E_PF_STAT("tx_lpi_status", stats.tx_lpi_status), @@ -122,8 +121,9 @@ static struct i40e_stats i40e_gstrings_stats[] = { }; #define I40E_QUEUE_STATS_LEN(n) \ - ((((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs + \ - ((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs) * 2) + (((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs \ + * 2 /* Tx and Rx together */ \ + * (sizeof(struct i40e_queue_stats) / sizeof(u64))) #define I40E_GLOBAL_STATS_LEN ARRAY_SIZE(i40e_gstrings_stats) #define I40E_NETDEV_STATS_LEN ARRAY_SIZE(i40e_gstrings_net_stats) #define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \ @@ -649,7 +649,7 @@ static void i40e_get_ethtool_stats(struct net_device *netdev, sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } rcu_read_lock(); - for (j = 0; j < vsi->num_queue_pairs; j++, i += 4) { + for (j = 0; j < vsi->num_queue_pairs; j++) { struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[j]); struct i40e_ring *rx_ring; @@ -662,14 +662,16 @@ static void i40e_get_ethtool_stats(struct net_device *netdev, data[i] = tx_ring->stats.packets; data[i + 1] = tx_ring->stats.bytes; } while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start)); + i += 2; /* Rx ring is the 2nd half of the queue pair */ rx_ring = &tx_ring[1]; do { start = u64_stats_fetch_begin_irq(&rx_ring->syncp); - data[i + 2] = rx_ring->stats.packets; - data[i + 3] = rx_ring->stats.bytes; + data[i] = rx_ring->stats.packets; + data[i + 1] = rx_ring->stats.bytes; } while (u64_stats_fetch_retry_irq(&rx_ring->syncp, start)); + i += 2; } rcu_read_unlock(); if (vsi == pf->vsi[pf->lan_vsi]) { @@ -1007,14 +1009,13 @@ static int i40e_get_coalesce(struct net_device *netdev, ec->rx_max_coalesced_frames_irq = vsi->work_limit; if (ITR_IS_DYNAMIC(vsi->rx_itr_setting)) - ec->rx_coalesce_usecs = 1; - else - ec->rx_coalesce_usecs = vsi->rx_itr_setting; + ec->use_adaptive_rx_coalesce = 1; if (ITR_IS_DYNAMIC(vsi->tx_itr_setting)) - ec->tx_coalesce_usecs = 1; - else - ec->tx_coalesce_usecs = vsi->tx_itr_setting; + ec->use_adaptive_tx_coalesce = 1; + + ec->rx_coalesce_usecs = vsi->rx_itr_setting & ~I40E_ITR_DYNAMIC; + ec->tx_coalesce_usecs = vsi->tx_itr_setting & ~I40E_ITR_DYNAMIC; return 0; } @@ -1033,37 +1034,27 @@ static int i40e_set_coalesce(struct net_device *netdev, if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq) vsi->work_limit = ec->tx_max_coalesced_frames_irq; - switch (ec->rx_coalesce_usecs) { - case 0: - vsi->rx_itr_setting = 0; - break; - case 1: - vsi->rx_itr_setting = (I40E_ITR_DYNAMIC | - ITR_REG_TO_USEC(I40E_ITR_RX_DEF)); - break; - default: - if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) || - (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) - return -EINVAL; + if ((ec->rx_coalesce_usecs >= (I40E_MIN_ITR << 1)) && + (ec->rx_coalesce_usecs <= (I40E_MAX_ITR << 1))) vsi->rx_itr_setting = ec->rx_coalesce_usecs; - break; - } + else + return -EINVAL; - switch (ec->tx_coalesce_usecs) { - case 0: - vsi->tx_itr_setting = 0; - break; - case 1: - vsi->tx_itr_setting = (I40E_ITR_DYNAMIC | - ITR_REG_TO_USEC(I40E_ITR_TX_DEF)); - break; - default: - if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) || - (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) - return -EINVAL; + if ((ec->tx_coalesce_usecs >= (I40E_MIN_ITR << 1)) && + (ec->tx_coalesce_usecs <= (I40E_MAX_ITR << 1))) vsi->tx_itr_setting = ec->tx_coalesce_usecs; - break; - } + else + return -EINVAL; + + if (ec->use_adaptive_rx_coalesce) + vsi->rx_itr_setting |= I40E_ITR_DYNAMIC; + else + vsi->rx_itr_setting &= ~I40E_ITR_DYNAMIC; + + if (ec->use_adaptive_tx_coalesce) + vsi->tx_itr_setting |= I40E_ITR_DYNAMIC; + else + vsi->tx_itr_setting &= ~I40E_ITR_DYNAMIC; vector = vsi->base_vector; for (i = 0; i < vsi->num_q_vectors; i++, vector++) { @@ -1189,6 +1180,12 @@ static int i40e_get_ethtool_fdir_entry(struct i40e_pf *pf, return -EINVAL; fsp->flow_type = rule->flow_type; + if (fsp->flow_type == IP_USER_FLOW) { + fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4; + fsp->h_u.usr_ip4_spec.proto = 0; + fsp->m_u.usr_ip4_spec.proto = 0; + } + fsp->h_u.tcp_ip4_spec.psrc = rule->src_port; fsp->h_u.tcp_ip4_spec.pdst = rule->dst_port; fsp->h_u.tcp_ip4_spec.ip4src = rule->src_ip[0]; @@ -1692,5 +1689,5 @@ static const struct ethtool_ops i40e_ethtool_ops = { void i40e_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &i40e_ethtool_ops); + netdev->ethtool_ops = &i40e_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c index d5d98fe2691d..5c341aeb5d53 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c +++ b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c @@ -747,6 +747,7 @@ static struct i40e_context_ele i40e_hmc_rxq_ce_info[] = { { I40E_HMC_STORE(i40e_hmc_obj_rxq, tphdata_ena), 1, 195 }, { I40E_HMC_STORE(i40e_hmc_obj_rxq, tphhead_ena), 1, 196 }, { I40E_HMC_STORE(i40e_hmc_obj_rxq, lrxqthresh), 3, 198 }, + { I40E_HMC_STORE(i40e_hmc_obj_rxq, prefena), 1, 201 }, { 0 } }; diff --git a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h index 341de925a298..eb65fe23c4a7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h +++ b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.h @@ -56,6 +56,7 @@ struct i40e_hmc_obj_rxq { u8 tphdata_ena; u8 tphhead_ena; u8 lrxqthresh; + u8 prefena; /* NOTE: normally must be set to 1 at init */ }; /* Tx queue context data */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 861b722c2672..e0e5c6a867b1 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -39,7 +39,7 @@ static const char i40e_driver_string[] = #define DRV_VERSION_MAJOR 0 #define DRV_VERSION_MINOR 3 -#define DRV_VERSION_BUILD 36 +#define DRV_VERSION_BUILD 46 #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." \ __stringify(DRV_VERSION_BUILD) DRV_KERN @@ -2312,6 +2312,8 @@ static int i40e_configure_rx_ring(struct i40e_ring *ring) rx_ctx.crcstrip = 1; rx_ctx.l2tsel = 1; rx_ctx.showiv = 1; + /* set the prefena field to 1 because the manual says to */ + rx_ctx.prefena = 1; /* clear the context in the HMC */ err = i40e_clear_lan_rx_queue_context(hw, pf_q); @@ -2897,12 +2899,9 @@ static irqreturn_t i40e_intr(int irq, void *data) u32 prttsyn_stat = rd32(hw, I40E_PRTTSYN_STAT_0); if (prttsyn_stat & I40E_PRTTSYN_STAT_0_TXTIME_MASK) { - ena_mask &= ~I40E_PFINT_ICR0_ENA_TIMESYNC_MASK; + icr0 &= ~I40E_PFINT_ICR0_ENA_TIMESYNC_MASK; i40e_ptp_tx_hwtstamp(pf); - prttsyn_stat &= ~I40E_PRTTSYN_STAT_0_TXTIME_MASK; } - - wr32(hw, I40E_PRTTSYN_STAT_0, prttsyn_stat); } /* If a critical error is pending we have no choice but to reset the @@ -3163,9 +3162,7 @@ static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) usleep_range(1000, 2000); } /* Skip if the queue is already in the requested state */ - if (enable && (tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) - continue; - if (!enable && !(tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) + if (enable == !!(tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) continue; /* turn on/off the queue */ @@ -3181,13 +3178,8 @@ static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) /* wait for the change to finish */ for (j = 0; j < 10; j++) { tx_reg = rd32(hw, I40E_QTX_ENA(pf_q)); - if (enable) { - if ((tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) - break; - } else { - if (!(tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) - break; - } + if (enable == !!(tx_reg & I40E_QTX_ENA_QENA_STAT_MASK)) + break; udelay(10); } @@ -3226,15 +3218,9 @@ static int i40e_vsi_control_rx(struct i40e_vsi *vsi, bool enable) usleep_range(1000, 2000); } - if (enable) { - /* is STAT set ? */ - if ((rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) - continue; - } else { - /* is !STAT set ? */ - if (!(rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) - continue; - } + /* Skip if the queue is already in the requested state */ + if (enable == !!(rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) + continue; /* turn on/off the queue */ if (enable) @@ -3247,13 +3233,8 @@ static int i40e_vsi_control_rx(struct i40e_vsi *vsi, bool enable) for (j = 0; j < 10; j++) { rx_reg = rd32(hw, I40E_QRX_ENA(pf_q)); - if (enable) { - if ((rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) - break; - } else { - if (!(rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) - break; - } + if (enable == !!(rx_reg & I40E_QRX_ENA_QENA_STAT_MASK)) + break; udelay(10); } @@ -3516,6 +3497,19 @@ static void i40e_napi_disable_all(struct i40e_vsi *vsi) } /** + * i40e_vsi_close - Shut down a VSI + * @vsi: the vsi to be quelled + **/ +static void i40e_vsi_close(struct i40e_vsi *vsi) +{ + if (!test_and_set_bit(__I40E_DOWN, &vsi->state)) + i40e_down(vsi); + i40e_vsi_free_irq(vsi); + i40e_vsi_free_tx_resources(vsi); + i40e_vsi_free_rx_resources(vsi); +} + +/** * i40e_quiesce_vsi - Pause a given VSI * @vsi: the VSI being paused **/ @@ -3528,8 +3522,7 @@ static void i40e_quiesce_vsi(struct i40e_vsi *vsi) if (vsi->netdev && netif_running(vsi->netdev)) { vsi->netdev->netdev_ops->ndo_stop(vsi->netdev); } else { - set_bit(__I40E_DOWN, &vsi->state); - i40e_down(vsi); + i40e_vsi_close(vsi); } } @@ -3546,7 +3539,7 @@ static void i40e_unquiesce_vsi(struct i40e_vsi *vsi) if (vsi->netdev && netif_running(vsi->netdev)) vsi->netdev->netdev_ops->ndo_open(vsi->netdev); else - i40e_up(vsi); /* this clears the DOWN bit */ + i40e_vsi_open(vsi); /* this clears the DOWN bit */ } /** @@ -4031,6 +4024,8 @@ static void i40e_dcb_reconfigure(struct i40e_pf *pf) pf->vsi[v]->seid); /* Will try to configure as many components */ } else { + /* Re-configure VSI vectors based on updated TC map */ + i40e_vsi_map_rings_to_vectors(pf->vsi[v]); if (pf->vsi[v]->netdev) i40e_dcbnl_set_all(pf->vsi[v]); } @@ -4070,6 +4065,9 @@ static int i40e_init_pf_dcb(struct i40e_pf *pf) DCB_CAP_DCBX_VER_IEEE; pf->flags |= I40E_FLAG_DCB_ENABLED; } + } else { + dev_info(&pf->pdev->dev, "AQ Querying DCB configuration failed: %d\n", + pf->hw.aq.asq_last_status); } out: @@ -4271,6 +4269,14 @@ static int i40e_open(struct net_device *netdev) if (err) return err; + /* configure global TSO hardware offload settings */ + wr32(&pf->hw, I40E_GLLAN_TSOMSK_F, be32_to_cpu(TCP_FLAG_PSH | + TCP_FLAG_FIN) >> 16); + wr32(&pf->hw, I40E_GLLAN_TSOMSK_M, be32_to_cpu(TCP_FLAG_PSH | + TCP_FLAG_FIN | + TCP_FLAG_CWR) >> 16); + wr32(&pf->hw, I40E_GLLAN_TSOMSK_L, be32_to_cpu(TCP_FLAG_CWR) >> 16); + #ifdef CONFIG_I40E_VXLAN vxlan_get_rx_port(netdev); #endif @@ -4304,24 +4310,32 @@ int i40e_vsi_open(struct i40e_vsi *vsi) if (err) goto err_setup_rx; - if (!vsi->netdev) { - err = EINVAL; - goto err_setup_rx; - } - snprintf(int_name, sizeof(int_name) - 1, "%s-%s", - dev_driver_string(&pf->pdev->dev), vsi->netdev->name); - err = i40e_vsi_request_irq(vsi, int_name); - if (err) - goto err_setup_rx; + if (vsi->netdev) { + snprintf(int_name, sizeof(int_name) - 1, "%s-%s", + dev_driver_string(&pf->pdev->dev), vsi->netdev->name); + err = i40e_vsi_request_irq(vsi, int_name); + if (err) + goto err_setup_rx; - /* Notify the stack of the actual queue counts. */ - err = netif_set_real_num_tx_queues(vsi->netdev, vsi->num_queue_pairs); - if (err) - goto err_set_queues; + /* Notify the stack of the actual queue counts. */ + err = netif_set_real_num_tx_queues(vsi->netdev, + vsi->num_queue_pairs); + if (err) + goto err_set_queues; - err = netif_set_real_num_rx_queues(vsi->netdev, vsi->num_queue_pairs); - if (err) - goto err_set_queues; + err = netif_set_real_num_rx_queues(vsi->netdev, + vsi->num_queue_pairs); + if (err) + goto err_set_queues; + + } else if (vsi->type == I40E_VSI_FDIR) { + snprintf(int_name, sizeof(int_name) - 1, "%s-fdir", + dev_driver_string(&pf->pdev->dev)); + err = i40e_vsi_request_irq(vsi, int_name); + } else { + err = -EINVAL; + goto err_setup_rx; + } err = i40e_up_complete(vsi); if (err) @@ -4378,14 +4392,7 @@ static int i40e_close(struct net_device *netdev) struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; - if (test_and_set_bit(__I40E_DOWN, &vsi->state)) - return 0; - - i40e_down(vsi); - i40e_vsi_free_irq(vsi); - - i40e_vsi_free_tx_resources(vsi); - i40e_vsi_free_rx_resources(vsi); + i40e_vsi_close(vsi); return 0; } @@ -5221,9 +5228,6 @@ static int i40e_get_capabilities(struct i40e_pf *pf) } } while (err); - /* increment MSI-X count because current FW skips one */ - pf->hw.func_caps.num_msix_vectors++; - if (((pf->hw.aq.fw_maj_ver == 2) && (pf->hw.aq.fw_min_ver < 22)) || (pf->hw.aq.fw_maj_ver < 2)) { pf->hw.func_caps.num_msix_vectors++; @@ -5262,8 +5266,7 @@ static int i40e_vsi_clear(struct i40e_vsi *vsi); static void i40e_fdir_sb_setup(struct i40e_pf *pf) { struct i40e_vsi *vsi; - bool new_vsi = false; - int err, i; + int i; if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED)) return; @@ -5283,47 +5286,12 @@ static void i40e_fdir_sb_setup(struct i40e_pf *pf) pf->vsi[pf->lan_vsi]->seid, 0); if (!vsi) { dev_info(&pf->pdev->dev, "Couldn't create FDir VSI\n"); - goto err_vsi; + pf->flags &= ~I40E_FLAG_FD_SB_ENABLED; + return; } - new_vsi = true; - } - i40e_vsi_setup_irqhandler(vsi, i40e_fdir_clean_ring); - - err = i40e_vsi_setup_tx_resources(vsi); - if (err) - goto err_setup_tx; - err = i40e_vsi_setup_rx_resources(vsi); - if (err) - goto err_setup_rx; - - if (new_vsi) { - char int_name[IFNAMSIZ + 9]; - err = i40e_vsi_configure(vsi); - if (err) - goto err_setup_rx; - snprintf(int_name, sizeof(int_name) - 1, "%s-fdir", - dev_driver_string(&pf->pdev->dev)); - err = i40e_vsi_request_irq(vsi, int_name); - if (err) - goto err_setup_rx; - err = i40e_up_complete(vsi); - if (err) - goto err_up_complete; - clear_bit(__I40E_NEEDS_RESTART, &vsi->state); } - return; - -err_up_complete: - i40e_down(vsi); - i40e_vsi_free_irq(vsi); -err_setup_rx: - i40e_vsi_free_rx_resources(vsi); -err_setup_tx: - i40e_vsi_free_tx_resources(vsi); -err_vsi: - pf->flags &= ~I40E_FLAG_FD_SB_ENABLED; - i40e_vsi_clear(vsi); + i40e_vsi_setup_irqhandler(vsi, i40e_fdir_clean_ring); } /** @@ -5637,7 +5605,6 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf) **/ static void i40e_sync_vxlan_filters_subtask(struct i40e_pf *pf) { - const int vxlan_hdr_qwords = 4; struct i40e_hw *hw = &pf->hw; i40e_status ret; u8 filter_index; @@ -5655,7 +5622,6 @@ static void i40e_sync_vxlan_filters_subtask(struct i40e_pf *pf) port = pf->vxlan_ports[i]; ret = port ? i40e_aq_add_udp_tunnel(hw, ntohs(port), - vxlan_hdr_qwords, I40E_AQC_TUNNEL_TYPE_VXLAN, &filter_index, NULL) : i40e_aq_del_udp_tunnel(hw, i, NULL); @@ -6402,6 +6368,10 @@ static int i40e_sw_init(struct i40e_pf *pf) I40E_FLAG_MSIX_ENABLED | I40E_FLAG_RX_1BUF_ENABLED; + /* Set default ITR */ + pf->rx_itr_default = I40E_ITR_DYNAMIC | I40E_ITR_RX_DEF; + pf->tx_itr_default = I40E_ITR_DYNAMIC | I40E_ITR_TX_DEF; + /* Depending on PF configurations, it is possible that the RSS * maximum might end up larger than the available queues */ @@ -6644,6 +6614,96 @@ static void i40e_del_vxlan_port(struct net_device *netdev, } #endif +#ifdef HAVE_FDB_OPS +#ifdef USE_CONST_DEV_UC_CHAR +static int i40e_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], + struct net_device *dev, + const unsigned char *addr, + u16 flags) +#else +static int i40e_ndo_fdb_add(struct ndmsg *ndm, + struct net_device *dev, + unsigned char *addr, + u16 flags) +#endif +{ + struct i40e_netdev_priv *np = netdev_priv(dev); + struct i40e_pf *pf = np->vsi->back; + int err = 0; + + if (!(pf->flags & I40E_FLAG_SRIOV_ENABLED)) + return -EOPNOTSUPP; + + /* Hardware does not support aging addresses so if a + * ndm_state is given only allow permanent addresses + */ + if (ndm->ndm_state && !(ndm->ndm_state & NUD_PERMANENT)) { + netdev_info(dev, "FDB only supports static addresses\n"); + return -EINVAL; + } + + if (is_unicast_ether_addr(addr) || is_link_local_ether_addr(addr)) + err = dev_uc_add_excl(dev, addr); + else if (is_multicast_ether_addr(addr)) + err = dev_mc_add_excl(dev, addr); + else + err = -EINVAL; + + /* Only return duplicate errors if NLM_F_EXCL is set */ + if (err == -EEXIST && !(flags & NLM_F_EXCL)) + err = 0; + + return err; +} + +#ifndef USE_DEFAULT_FDB_DEL_DUMP +#ifdef USE_CONST_DEV_UC_CHAR +static int i40e_ndo_fdb_del(struct ndmsg *ndm, + struct net_device *dev, + const unsigned char *addr) +#else +static int i40e_ndo_fdb_del(struct ndmsg *ndm, + struct net_device *dev, + unsigned char *addr) +#endif +{ + struct i40e_netdev_priv *np = netdev_priv(dev); + struct i40e_pf *pf = np->vsi->back; + int err = -EOPNOTSUPP; + + if (ndm->ndm_state & NUD_PERMANENT) { + netdev_info(dev, "FDB only supports static addresses\n"); + return -EINVAL; + } + + if (pf->flags & I40E_FLAG_SRIOV_ENABLED) { + if (is_unicast_ether_addr(addr)) + err = dev_uc_del(dev, addr); + else if (is_multicast_ether_addr(addr)) + err = dev_mc_del(dev, addr); + else + err = -EINVAL; + } + + return err; +} + +static int i40e_ndo_fdb_dump(struct sk_buff *skb, + struct netlink_callback *cb, + struct net_device *dev, + int idx) +{ + struct i40e_netdev_priv *np = netdev_priv(dev); + struct i40e_pf *pf = np->vsi->back; + + if (pf->flags & I40E_FLAG_SRIOV_ENABLED) + idx = ndo_dflt_fdb_dump(skb, cb, dev, idx); + + return idx; +} + +#endif /* USE_DEFAULT_FDB_DEL_DUMP */ +#endif /* HAVE_FDB_OPS */ static const struct net_device_ops i40e_netdev_ops = { .ndo_open = i40e_open, .ndo_stop = i40e_close, @@ -6671,6 +6731,13 @@ static const struct net_device_ops i40e_netdev_ops = { .ndo_add_vxlan_port = i40e_add_vxlan_port, .ndo_del_vxlan_port = i40e_del_vxlan_port, #endif +#ifdef HAVE_FDB_OPS + .ndo_fdb_add = i40e_ndo_fdb_add, +#ifndef USE_DEFAULT_FDB_DEL_DUMP + .ndo_fdb_del = i40e_ndo_fdb_del, + .ndo_fdb_dump = i40e_ndo_fdb_dump, +#endif +#endif }; /** @@ -6712,12 +6779,15 @@ static int i40e_config_netdev(struct i40e_vsi *vsi) NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_IPV6_CSUM | NETIF_F_TSO | + NETIF_F_TSO_ECN | NETIF_F_TSO6 | NETIF_F_RXCSUM | - NETIF_F_NTUPLE | NETIF_F_RXHASH | 0; + if (!(pf->flags & I40E_FLAG_MFP_ENABLED)) + netdev->features |= NETIF_F_NTUPLE; + /* copy netdev features into list of user selectable features */ netdev->hw_features |= netdev->features; @@ -6976,11 +7046,7 @@ int i40e_vsi_release(struct i40e_vsi *vsi) unregister_netdev(vsi->netdev); } } else { - if (!test_and_set_bit(__I40E_DOWN, &vsi->state)) - i40e_down(vsi); - i40e_vsi_free_irq(vsi); - i40e_vsi_free_tx_resources(vsi); - i40e_vsi_free_rx_resources(vsi); + i40e_vsi_close(vsi); } i40e_vsi_disable_irq(vsi); } @@ -8084,6 +8150,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) u16 link_status; int err = 0; u32 len; + u32 i; err = pci_enable_device_mem(pdev); if (err) @@ -8237,7 +8304,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) { dev_info(&pdev->dev, "init_pf_dcb failed: %d\n", err); pf->flags &= ~I40E_FLAG_DCB_ENABLED; - goto err_init_dcb; + /* Continue without DCB enabled */ } #endif /* CONFIG_I40E_DCB */ @@ -8273,6 +8340,13 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dev_info(&pdev->dev, "setup_pf_switch failed: %d\n", err); goto err_vsis; } + /* if FDIR VSI was set up, start it now */ + for (i = 0; i < pf->hw.func_caps.num_vsis; i++) { + if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) { + i40e_vsi_open(pf->vsi[i]); + break; + } + } /* The main driver is (mostly) up and happy. We need to set this state * before setting up the misc vector or we get a race and the vector @@ -8294,6 +8368,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } } +#ifdef CONFIG_PCI_IOV /* prep for VF support */ if ((pf->flags & I40E_FLAG_SRIOV_ENABLED) && (pf->flags & I40E_FLAG_MSIX_ENABLED) && @@ -8316,6 +8391,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err); } } +#endif /* CONFIG_PCI_IOV */ pfs_found++; @@ -8326,6 +8402,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dv.minor_version = DRV_VERSION_MINOR; dv.build_version = DRV_VERSION_BUILD; dv.subbuild_version = 0; + strncpy(dv.driver_string, DRV_VERSION, sizeof(dv.driver_string)); i40e_aq_send_driver_version(&pf->hw, &dv, NULL); /* since everything's happy, start the service_task timer */ @@ -8367,9 +8444,6 @@ err_vsis: err_switch_setup: i40e_reset_interrupt_capability(pf); del_timer_sync(&pf->service_timer); -#ifdef CONFIG_I40E_DCB -err_init_dcb: -#endif /* CONFIG_I40E_DCB */ err_mac_addr: err_configure_lan_hmc: (void)i40e_shutdown_lan_hmc(hw); diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c index 262bdf11d221..81299189a47d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -160,7 +160,7 @@ static i40e_status i40e_poll_sr_srctl_done_bit(struct i40e_hw *hw) udelay(5); } if (ret_code == I40E_ERR_TIMEOUT) - hw_dbg(hw, "Done bit in GLNVM_SRCTL not set"); + hw_dbg(hw, "Done bit in GLNVM_SRCTL not set\n"); return ret_code; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_prototype.h b/drivers/net/ethernet/intel/i40e/i40e_prototype.h index 9cd57e617959..d351832bf235 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_prototype.h +++ b/drivers/net/ethernet/intel/i40e/i40e_prototype.h @@ -157,8 +157,8 @@ i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent, i40e_status i40e_aq_start_lldp(struct i40e_hw *hw, struct i40e_asq_cmd_details *cmd_details); i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw, - u16 udp_port, u8 header_len, - u8 protocol_index, u8 *filter_index, + u16 udp_port, u8 protocol_index, + u8 *filter_index, struct i40e_asq_cmd_details *cmd_details); i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index, struct i40e_asq_cmd_details *cmd_details); @@ -167,6 +167,9 @@ i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid, i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw, u16 flags, u8 *mac_addr, struct i40e_asq_cmd_details *cmd_details); +i40e_status i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw, + u16 seid, u16 credit, u8 max_credit, + struct i40e_asq_cmd_details *cmd_details); i40e_status i40e_aq_dcb_updated(struct i40e_hw *hw, struct i40e_asq_cmd_details *cmd_details); i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw, diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index e33ec6c842b7..101f439acda6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -48,7 +48,6 @@ I40E_PRTTSYN_CTL1_TSYNTYPE_SHIFT) #define I40E_PRTTSYN_CTL1_TSYNTYPE_V2 (0x2 << \ I40E_PRTTSYN_CTL1_TSYNTYPE_SHIFT) -#define I40E_PTP_TX_TIMEOUT (HZ * 15) /** * i40e_ptp_read - Read the PHC time from the device @@ -217,40 +216,6 @@ static int i40e_ptp_settime(struct ptp_clock_info *ptp, } /** - * i40e_ptp_tx_work - * @work: pointer to work struct - * - * This work function polls the PRTTSYN_STAT_0.TXTIME bit to determine when a - * Tx timestamp event has occurred, in order to pass the Tx timestamp value up - * the stack in the skb. - */ -static void i40e_ptp_tx_work(struct work_struct *work) -{ - struct i40e_pf *pf = container_of(work, struct i40e_pf, - ptp_tx_work); - struct i40e_hw *hw = &pf->hw; - u32 prttsyn_stat_0; - - if (!pf->ptp_tx_skb) - return; - - if (time_is_before_jiffies(pf->ptp_tx_start + - I40E_PTP_TX_TIMEOUT)) { - dev_kfree_skb_any(pf->ptp_tx_skb); - pf->ptp_tx_skb = NULL; - pf->tx_hwtstamp_timeouts++; - dev_warn(&pf->pdev->dev, "clearing Tx timestamp hang"); - return; - } - - prttsyn_stat_0 = rd32(hw, I40E_PRTTSYN_STAT_0); - if (prttsyn_stat_0 & I40E_PRTTSYN_STAT_0_TXTIME_MASK) - i40e_ptp_tx_hwtstamp(pf); - else - schedule_work(&pf->ptp_tx_work); -} - -/** * i40e_ptp_enable - Enable/disable ancillary features of the PHC subsystem * @ptp: The PTP clock structure * @rq: The requested feature to change @@ -321,7 +286,7 @@ void i40e_ptp_rx_hang(struct i40e_vsi *vsi) pf->last_rx_ptp_check = jiffies; pf->rx_hwtstamp_cleared++; dev_warn(&vsi->back->pdev->dev, - "%s: clearing Rx timestamp hang", + "%s: clearing Rx timestamp hang\n", __func__); } } @@ -608,7 +573,6 @@ void i40e_ptp_init(struct i40e_pf *pf) u32 regval; spin_lock_init(&pf->tmreg_lock); - INIT_WORK(&pf->ptp_tx_work, i40e_ptp_tx_work); dev_info(&pf->pdev->dev, "%s: added PHC on %s\n", __func__, netdev->name); @@ -647,7 +611,6 @@ void i40e_ptp_stop(struct i40e_pf *pf) pf->ptp_tx = false; pf->ptp_rx = false; - cancel_work_sync(&pf->ptp_tx_work); if (pf->ptp_tx_skb) { dev_kfree_skb_any(pf->ptp_tx_skb); pf->ptp_tx_skb = NULL; diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 0f5d96ad281d..8d0ef445fa44 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -24,6 +24,7 @@ * ******************************************************************************/ +#include <linux/prefetch.h> #include "i40e.h" #include "i40e_prototype.h" @@ -418,7 +419,7 @@ int i40e_add_del_fdir(struct i40e_vsi *vsi, } break; default: - dev_info(&pf->pdev->dev, "Could not specify spec type %d", + dev_info(&pf->pdev->dev, "Could not specify spec type %d\n", input->flow_type); ret = -EINVAL; } @@ -478,7 +479,7 @@ static void i40e_fd_handle_status(struct i40e_ring *rx_ring, pf->flags |= I40E_FLAG_FDIR_REQUIRES_REINIT; } } else { - dev_info(&pdev->dev, "FD filter programming error"); + dev_info(&pdev->dev, "FD filter programming error\n"); } } else if (error == (0x1 << I40E_RX_PROG_STATUS_DESC_NO_FD_ENTRY_SHIFT)) { @@ -1713,9 +1714,11 @@ static int i40e_tx_prepare_vlan_flags(struct sk_buff *skb, I40E_TX_FLAGS_VLAN_PRIO_SHIFT; if (tx_flags & I40E_TX_FLAGS_SW_VLAN) { struct vlan_ethhdr *vhdr; - if (skb_header_cloned(skb) && - pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) - return -ENOMEM; + int rc; + + rc = skb_cow_head(skb, 0); + if (rc < 0) + return rc; vhdr = (struct vlan_ethhdr *)skb->data; vhdr->h_vlan_TCI = htons(tx_flags >> I40E_TX_FLAGS_VLAN_SHIFT); @@ -1743,20 +1746,18 @@ static int i40e_tso(struct i40e_ring *tx_ring, struct sk_buff *skb, u64 *cd_type_cmd_tso_mss, u32 *cd_tunneling) { u32 cd_cmd, cd_tso_len, cd_mss; + struct ipv6hdr *ipv6h; struct tcphdr *tcph; struct iphdr *iph; u32 l4len; int err; - struct ipv6hdr *ipv6h; if (!skb_is_gso(skb)) return 0; - if (skb_header_cloned(skb)) { - err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC); - if (err) - return err; - } + err = skb_cow_head(skb, 0); + if (err < 0) + return err; if (protocol == htons(ETH_P_IP)) { iph = skb->encapsulation ? inner_ip_hdr(skb) : ip_hdr(skb); @@ -1825,9 +1826,6 @@ static int i40e_tsyn(struct i40e_ring *tx_ring, struct sk_buff *skb, *cd_type_cmd_tso_mss |= (u64)I40E_TX_CTX_DESC_TSYN << I40E_TXD_CTX_QW1_CMD_SHIFT; - pf->ptp_tx_start = jiffies; - schedule_work(&pf->ptp_tx_work); - return 1; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index 71a968fe557f..c4df8bac2db1 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -167,6 +167,9 @@ struct i40e_link_status { u8 loopback; /* is Link Status Event notification to SW enabled */ bool lse_enable; + u16 max_frame_size; + bool crc_enable; + u8 pacing; }; struct i40e_phy_info { @@ -409,6 +412,7 @@ struct i40e_driver_version { u8 minor_version; u8 build_version; u8 subbuild_version; + u8 driver_string[32]; }; /* RX Descriptors */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 02c11a7f7d29..4d219566a04d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -29,6 +29,24 @@ /***********************misc routines*****************************/ /** + * i40e_vc_disable_vf + * @pf: pointer to the pf info + * @vf: pointer to the vf info + * + * Disable the VF through a SW reset + **/ +static inline void i40e_vc_disable_vf(struct i40e_pf *pf, struct i40e_vf *vf) +{ + struct i40e_hw *hw = &pf->hw; + u32 reg; + + reg = rd32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id)); + reg |= I40E_VPGEN_VFRTRIG_VFSWR_MASK; + wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); + i40e_flush(hw); +} + +/** * i40e_vc_isvalid_vsi_id * @vf: pointer to the vf info * @vsi_id: vf relative vsi id @@ -416,6 +434,15 @@ static int i40e_alloc_vsi_res(struct i40e_vf *vf, enum i40e_vsi_type type) if (ret) dev_err(&pf->pdev->dev, "Unable to program ucast filters\n"); + /* Set VF bandwidth if specified */ + if (vf->tx_rate) { + ret = i40e_aq_config_vsi_bw_limit(&pf->hw, vsi->seid, + vf->tx_rate / 50, 0, NULL); + if (ret) + dev_err(&pf->pdev->dev, "Unable to set tx rate, VF %d, error code %d.\n", + vf->vf_id, ret); + } + error_alloc_vsi_res: return ret; } @@ -815,6 +842,10 @@ void i40e_free_vfs(struct i40e_pf *pf) kfree(pf->vf); pf->vf = NULL; + /* This check is for when the driver is unloaded while VFs are + * assigned. Setting the number of VFs to 0 through sysfs is caught + * before this function ever gets called. + */ if (!i40e_vfs_are_assigned(pf)) { pci_disable_sriov(pf->pdev); /* Acknowledge VFLR for all VFS. Without this, VFs will fail to @@ -951,7 +982,12 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs) if (num_vfs) return i40e_pci_sriov_enable(pdev, num_vfs); - i40e_free_vfs(pf); + if (!i40e_vfs_are_assigned(pf)) { + i40e_free_vfs(pf); + } else { + dev_warn(&pdev->dev, "Unable to free VFs because some are assigned to VMs.\n"); + return -EINVAL; + } return 0; } @@ -2022,10 +2058,11 @@ int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac) } /* delete the temporary mac address */ - i40e_del_filter(vsi, vf->default_lan_addr.addr, 0, true, false); + i40e_del_filter(vsi, vf->default_lan_addr.addr, vf->port_vlan_id, + true, false); /* add the new mac address */ - f = i40e_add_filter(vsi, mac, 0, true, false); + f = i40e_add_filter(vsi, mac, vf->port_vlan_id, true, false); if (!f) { dev_err(&pf->pdev->dev, "Unable to add VF ucast filter\n"); @@ -2088,18 +2125,28 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, goto error_pvid; } - if (vsi->info.pvid == 0 && i40e_is_vsi_in_vlan(vsi)) + if (vsi->info.pvid == 0 && i40e_is_vsi_in_vlan(vsi)) { dev_err(&pf->pdev->dev, "VF %d has already configured VLAN filters and the administrator is requesting a port VLAN override.\nPlease unload and reload the VF driver for this change to take effect.\n", vf_id); + /* Administrator Error - knock the VF offline until he does + * the right thing by reconfiguring his network correctly + * and then reloading the VF driver. + */ + i40e_vc_disable_vf(pf, vf); + } /* Check for condition where there was already a port VLAN ID * filter set and now it is being deleted by setting it to zero. + * Additionally check for the condition where there was a port + * VLAN but now there is a new and different port VLAN being set. * Before deleting all the old VLAN filters we must add new ones * with -1 (I40E_VLAN_ANY) or otherwise we're left with all our * MAC addresses deleted. */ - if (!(vlan_id || qos) && vsi->info.pvid) + if ((!(vlan_id || qos) || + (vlan_id | qos) != le16_to_cpu(vsi->info.pvid)) && + vsi->info.pvid) ret = i40e_vsi_add_vlan(vsi, I40E_VLAN_ANY); if (vsi->info.pvid) { @@ -2160,7 +2207,61 @@ error_pvid: **/ int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int tx_rate) { - return -EOPNOTSUPP; + struct i40e_netdev_priv *np = netdev_priv(netdev); + struct i40e_pf *pf = np->vsi->back; + struct i40e_vsi *vsi; + struct i40e_vf *vf; + int speed = 0; + int ret = 0; + + /* validate the request */ + if (vf_id >= pf->num_alloc_vfs) { + dev_err(&pf->pdev->dev, "Invalid VF Identifier %d.\n", vf_id); + ret = -EINVAL; + goto error; + } + + vf = &(pf->vf[vf_id]); + vsi = pf->vsi[vf->lan_vsi_index]; + if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { + dev_err(&pf->pdev->dev, "Uninitialized VF %d.\n", vf_id); + ret = -EINVAL; + goto error; + } + + switch (pf->hw.phy.link_info.link_speed) { + case I40E_LINK_SPEED_40GB: + speed = 40000; + break; + case I40E_LINK_SPEED_10GB: + speed = 10000; + break; + case I40E_LINK_SPEED_1GB: + speed = 1000; + break; + default: + break; + } + + if (tx_rate > speed) { + dev_err(&pf->pdev->dev, "Invalid tx rate %d specified for vf %d.", + tx_rate, vf->vf_id); + ret = -EINVAL; + goto error; + } + + /* Tx rate credits are in values of 50Mbps, 0 is disabled*/ + ret = i40e_aq_config_vsi_bw_limit(&pf->hw, vsi->seid, tx_rate / 50, 0, + NULL); + if (ret) { + dev_err(&pf->pdev->dev, "Unable to set tx rate, error code %d.\n", + ret); + ret = -EIO; + goto error; + } + vf->tx_rate = tx_rate; +error: + return ret; } /** @@ -2200,10 +2301,17 @@ int i40e_ndo_get_vf_config(struct net_device *netdev, memcpy(&ivi->mac, vf->default_lan_addr.addr, ETH_ALEN); - ivi->tx_rate = 0; + ivi->tx_rate = vf->tx_rate; ivi->vlan = le16_to_cpu(vsi->info.pvid) & I40E_VLAN_MASK; ivi->qos = (le16_to_cpu(vsi->info.pvid) & I40E_PRIORITY_MASK) >> I40E_VLAN_PRIORITY_SHIFT; + if (vf->link_forced == false) + ivi->linkstate = IFLA_VF_LINK_STATE_AUTO; + else if (vf->link_up == true) + ivi->linkstate = IFLA_VF_LINK_STATE_ENABLE; + else + ivi->linkstate = IFLA_VF_LINK_STATE_DISABLE; + ret = 0; error_param: diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 389c47f396d5..ba3d1f8414be 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -98,6 +98,7 @@ struct i40e_vf { unsigned long vf_caps; /* vf's adv. capabilities */ unsigned long vf_states; /* vf's runtime states */ + unsigned int tx_rate; /* Tx bandwidth limit in Mbps */ bool link_forced; bool link_up; /* only valid if vf link is forced */ }; diff --git a/drivers/net/ethernet/intel/i40evf/Makefile b/drivers/net/ethernet/intel/i40evf/Makefile index e09be37a07a8..3a423836a565 100644 --- a/drivers/net/ethernet/intel/i40evf/Makefile +++ b/drivers/net/ethernet/intel/i40evf/Makefile @@ -1,7 +1,7 @@ ################################################################################ # # Intel Ethernet Controller XL710 Family Linux Virtual Function Driver -# Copyright(c) 2013 Intel Corporation. +# Copyright(c) 2013 - 2014 Intel Corporation. # # This program is free software; you can redistribute it and/or modify it # under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for # more details. # +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <http://www.gnu.org/licenses/>. +# # The full GNU General Public License is included in this distribution in # the file called "COPYING". # diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq.c b/drivers/net/ethernet/intel/i40evf/i40e_adminq.c index 5470ce95936e..68b4aacd43f5 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_adminq.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * @@ -28,6 +31,16 @@ #include "i40e_prototype.h" /** + * i40e_is_nvm_update_op - return true if this is an NVM update operation + * @desc: API request descriptor + **/ +static inline bool i40e_is_nvm_update_op(struct i40e_aq_desc *desc) +{ + return (desc->opcode == i40e_aqc_opc_nvm_erase) || + (desc->opcode == i40e_aqc_opc_nvm_update); +} + +/** * i40e_adminq_init_regs - Initialize AdminQ registers * @hw: pointer to the hardware structure * @@ -659,6 +672,12 @@ i40e_status i40evf_asq_send_command(struct i40e_hw *hw, goto asq_send_command_exit; } + if (i40e_is_nvm_update_op(desc) && hw->aq.nvm_busy) { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQTX: NVM busy.\n"); + status = I40E_ERR_NVM; + goto asq_send_command_exit; + } + details = I40E_ADMINQ_DETAILS(hw->aq.asq, hw->aq.asq.next_to_use); if (cmd_details) { *details = *cmd_details; @@ -786,6 +805,9 @@ i40e_status i40evf_asq_send_command(struct i40e_hw *hw, hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval; } + if (i40e_is_nvm_update_op(desc)) + hw->aq.nvm_busy = true; + /* update the error if time out occurred */ if ((!cmd_completed) && (!details->async && !details->postpone)) { @@ -880,6 +902,9 @@ i40e_status i40evf_clean_arq_element(struct i40e_hw *hw, e->msg_size); } + if (i40e_is_nvm_update_op(&e->desc)) + hw->aq.nvm_busy = false; + /* Restore the original datalen and buffer address in the desc, * FW updates datalen to indicate the event message * size diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq.h b/drivers/net/ethernet/intel/i40evf/i40e_adminq.h index 8f72c31d95cc..e3472c62e155 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_adminq.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * @@ -87,6 +90,7 @@ struct i40e_adminq_info { u16 fw_min_ver; /* firmware minor version */ u16 api_maj_ver; /* api major version */ u16 api_min_ver; /* api minor version */ + bool nvm_busy; struct mutex asq_mutex; /* Send queue lock */ struct mutex arq_mutex; /* Receive queue lock */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h index 97662b6bd98a..89d9209ff2bd 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * @@ -180,9 +183,6 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_add_mirror_rule = 0x0260, i40e_aqc_opc_delete_mirror_rule = 0x0261, - i40e_aqc_opc_set_storm_control_config = 0x0280, - i40e_aqc_opc_get_storm_control_config = 0x0281, - /* DCB commands */ i40e_aqc_opc_dcb_ignore_pfc = 0x0301, i40e_aqc_opc_dcb_updated = 0x0302, @@ -205,6 +205,7 @@ enum i40e_admin_queue_opc { i40e_aqc_opc_query_switching_comp_bw_config = 0x041A, i40e_aqc_opc_suspend_port_tx = 0x041B, i40e_aqc_opc_resume_port_tx = 0x041C, + i40e_aqc_opc_configure_partition_bw = 0x041D, /* hmc */ i40e_aqc_opc_query_hmc_resource_profile = 0x0500, @@ -678,7 +679,6 @@ struct i40e_aqc_add_get_update_vsi { #define I40E_AQ_VSI_TYPE_PF 0x2 #define I40E_AQ_VSI_TYPE_EMP_MNG 0x3 #define I40E_AQ_VSI_FLAG_CASCADED_PV 0x4 -#define I40E_AQ_VSI_FLAG_CLOUD_VSI 0x8 __le32 addr_high; __le32 addr_low; }; @@ -1040,7 +1040,9 @@ struct i40e_aqc_set_vsi_promiscuous_modes { #define I40E_AQC_SET_VSI_PROMISC_VLAN 0x10 __le16 seid; #define I40E_AQC_VSI_PROM_CMD_SEID_MASK 0x3FF - u8 reserved[10]; + __le16 vlan_tag; +#define I40E_AQC_SET_VSI_VLAN_VALID 0x8000 + u8 reserved[8]; }; I40E_CHECK_CMD_LENGTH(i40e_aqc_set_vsi_promiscuous_modes); @@ -1289,27 +1291,6 @@ struct i40e_aqc_add_delete_mirror_rule_completion { I40E_CHECK_CMD_LENGTH(i40e_aqc_add_delete_mirror_rule_completion); -/* Set Storm Control Configuration (direct 0x0280) - * Get Storm Control Configuration (direct 0x0281) - * the command and response use the same descriptor structure - */ -struct i40e_aqc_set_get_storm_control_config { - __le32 broadcast_threshold; - __le32 multicast_threshold; - __le32 control_flags; -#define I40E_AQC_STORM_CONTROL_MDIPW 0x01 -#define I40E_AQC_STORM_CONTROL_MDICW 0x02 -#define I40E_AQC_STORM_CONTROL_BDIPW 0x04 -#define I40E_AQC_STORM_CONTROL_BDICW 0x08 -#define I40E_AQC_STORM_CONTROL_BIDU 0x10 -#define I40E_AQC_STORM_CONTROL_INTERVAL_SHIFT 8 -#define I40E_AQC_STORM_CONTROL_INTERVAL_MASK (0x3FF << \ - I40E_AQC_STORM_CONTROL_INTERVAL_SHIFT) - u8 reserved[4]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_get_storm_control_config); - /* DCB 0x03xx*/ /* PFC Ignore (direct 0x0301) @@ -1499,6 +1480,15 @@ struct i40e_aqc_query_switching_comp_bw_config_resp { * (direct 0x041B and 0x041C) uses the generic SEID struct */ +/* Configure partition BW + * (indirect 0x041D) + */ +struct i40e_aqc_configure_partition_bw_data { + __le16 pf_valid_bits; + u8 min_bw[16]; /* guaranteed bandwidth */ + u8 max_bw[16]; /* bandwidth limit */ +}; + /* Get and set the active HMC resource profile and status. * (direct 0x0500) and (direct 0x0501) */ @@ -1583,11 +1573,8 @@ struct i40e_aq_get_phy_abilities_resp { #define I40E_AQ_PHY_FLAG_PAUSE_TX 0x01 #define I40E_AQ_PHY_FLAG_PAUSE_RX 0x02 #define I40E_AQ_PHY_FLAG_LOW_POWER 0x04 -#define I40E_AQ_PHY_FLAG_AN_SHIFT 3 -#define I40E_AQ_PHY_FLAG_AN_MASK (0x3 << I40E_AQ_PHY_FLAG_AN_SHIFT) -#define I40E_AQ_PHY_FLAG_AN_OFF 0x00 /* link forced on */ -#define I40E_AQ_PHY_FLAG_AN_OFF_LINK_DOWN 0x01 -#define I40E_AQ_PHY_FLAG_AN_ON 0x02 +#define I40E_AQ_PHY_LINK_ENABLED 0x08 +#define I40E_AQ_PHY_AN_ENABLED 0x10 #define I40E_AQ_PHY_FLAG_MODULE_QUAL 0x20 __le16 eee_capability; #define I40E_AQ_EEE_100BASE_TX 0x0002 @@ -1948,19 +1935,12 @@ I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_start); /* Add Udp Tunnel command and completion (direct 0x0B00) */ struct i40e_aqc_add_udp_tunnel { __le16 udp_port; - u8 header_len; /* in DWords, 1 to 15 */ + u8 reserved0[3]; u8 protocol_type; -#define I40E_AQC_TUNNEL_TYPE_TEREDO 0x0 -#define I40E_AQC_TUNNEL_TYPE_VXLAN 0x2 -#define I40E_AQC_TUNNEL_TYPE_NGE 0x3 - u8 variable_udp_length; -#define I40E_AQC_TUNNEL_FIXED_UDP_LENGTH 0x0 -#define I40E_AQC_TUNNEL_VARIABLE_UDP_LENGTH 0x1 - u8 udp_key_index; -#define I40E_AQC_TUNNEL_KEY_INDEX_VXLAN 0x0 -#define I40E_AQC_TUNNEL_KEY_INDEX_NGE 0x1 -#define I40E_AQC_TUNNEL_KEY_INDEX_PROPRIETARY_UDP 0x2 - u8 reserved[10]; +#define I40E_AQC_TUNNEL_TYPE_VXLAN 0x00 +#define I40E_AQC_TUNNEL_TYPE_NGE 0x01 +#define I40E_AQC_TUNNEL_TYPE_TEREDO 0x10 + u8 reserved1[10]; }; I40E_CHECK_CMD_LENGTH(i40e_aqc_add_udp_tunnel); diff --git a/drivers/net/ethernet/intel/i40evf/i40e_alloc.h b/drivers/net/ethernet/intel/i40evf/i40e_alloc.h index d8654fb9e525..8e6a6dd9212b 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_alloc.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_alloc.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_common.c b/drivers/net/ethernet/intel/i40evf/i40e_common.c index ae084378faab..ac660963b8b7 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_common.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_common.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_hmc.h b/drivers/net/ethernet/intel/i40evf/i40e_hmc.h index cb97b3eed440..9d906514fc3d 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_hmc.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_hmc.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_lan_hmc.h b/drivers/net/ethernet/intel/i40evf/i40e_lan_hmc.h index 17e42ca26d0b..d6f762241537 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_lan_hmc.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_lan_hmc.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * @@ -53,6 +56,7 @@ struct i40e_hmc_obj_rxq { u8 tphdata_ena; u8 tphhead_ena; u8 lrxqthresh; + u8 prefena; /* NOTE: normally must be set to 1 at init */ }; /* Tx queue context data */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_osdep.h b/drivers/net/ethernet/intel/i40evf/i40e_osdep.h index 622f373b745d..21a91b14bf81 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_osdep.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_osdep.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_prototype.h b/drivers/net/ethernet/intel/i40evf/i40e_prototype.h index 97ab8c2b76f8..849edcc2e398 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_prototype.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_prototype.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_register.h b/drivers/net/ethernet/intel/i40evf/i40e_register.h index 30af953cf106..aa4a92e3b125 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_register.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_register.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_status.h b/drivers/net/ethernet/intel/i40evf/i40e_status.h index 7c08cc2e339b..7fa7a41915c1 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_status.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_status.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c index b9f50f40abe1..82d6844245b5 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h index 10bf49e18d7f..d0119d0a9fcf 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40e_type.h b/drivers/net/ethernet/intel/i40evf/i40e_type.h index 4673b3381edd..fb5371ad1cb9 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_type.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_type.h @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * @@ -101,15 +104,6 @@ enum i40e_debug_mask { I40E_DEBUG_ALL = 0xFFFFFFFF }; -/* PCI Bus Info */ -#define I40E_PCI_LINK_WIDTH_1 0x10 -#define I40E_PCI_LINK_WIDTH_2 0x20 -#define I40E_PCI_LINK_WIDTH_4 0x40 -#define I40E_PCI_LINK_WIDTH_8 0x80 -#define I40E_PCI_LINK_SPEED_2500 0x1 -#define I40E_PCI_LINK_SPEED_5000 0x2 -#define I40E_PCI_LINK_SPEED_8000 0x3 - /* These are structs for managing the hardware information and the operations. * The structures of function pointers are filled out at init time when we * know for sure exactly which hardware we're working with. This gives us the @@ -173,6 +167,9 @@ struct i40e_link_status { u8 loopback; /* is Link Status Event notification to SW enabled */ bool lse_enable; + u16 max_frame_size; + bool crc_enable; + u8 pacing; }; struct i40e_phy_info { @@ -415,6 +412,7 @@ struct i40e_driver_version { u8 minor_version; u8 build_version; u8 subbuild_version; + u8 driver_string[32]; }; /* RX Descriptors */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h b/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h index ccf45d04b7ef..1ef5b31ece90 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h +++ b/drivers/net/ethernet/intel/i40evf/i40e_virtchnl.h @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 Intel Corporation. + * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40evf.h b/drivers/net/ethernet/intel/i40evf/i40evf.h index 807807d62387..2913bc3332a1 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf.h +++ b/drivers/net/ethernet/intel/i40evf/i40evf.h @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c index 8b0db1ce179c..df4dcfd364d8 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * @@ -56,10 +59,12 @@ static const struct i40evf_stats i40evf_gstrings_stats[] = { }; #define I40EVF_GLOBAL_STATS_LEN ARRAY_SIZE(i40evf_gstrings_stats) -#define I40EVF_QUEUE_STATS_LEN \ +#define I40EVF_QUEUE_STATS_LEN(_dev) \ (((struct i40evf_adapter *) \ - netdev_priv(netdev))->vsi_res->num_queue_pairs * 4) -#define I40EVF_STATS_LEN (I40EVF_GLOBAL_STATS_LEN + I40EVF_QUEUE_STATS_LEN) + netdev_priv(_dev))->vsi_res->num_queue_pairs \ + * 2 * (sizeof(struct i40e_queue_stats) / sizeof(u64))) +#define I40EVF_STATS_LEN(_dev) \ + (I40EVF_GLOBAL_STATS_LEN + I40EVF_QUEUE_STATS_LEN(_dev)) /** * i40evf_get_settings - Get Link Speed and Duplex settings @@ -75,7 +80,7 @@ static int i40evf_get_settings(struct net_device *netdev, /* In the future the VF will be able to query the PF for * some information - for now use a dummy value */ - ecmd->supported = SUPPORTED_10000baseT_Full; + ecmd->supported = 0; ecmd->autoneg = AUTONEG_DISABLE; ecmd->transceiver = XCVR_DUMMY1; ecmd->port = PORT_NONE; @@ -94,9 +99,9 @@ static int i40evf_get_settings(struct net_device *netdev, static int i40evf_get_sset_count(struct net_device *netdev, int sset) { if (sset == ETH_SS_STATS) - return I40EVF_STATS_LEN; + return I40EVF_STATS_LEN(netdev); else - return -ENOTSUPP; + return -EINVAL; } /** @@ -290,14 +295,13 @@ static int i40evf_get_coalesce(struct net_device *netdev, ec->rx_max_coalesced_frames = vsi->work_limit; if (ITR_IS_DYNAMIC(vsi->rx_itr_setting)) - ec->rx_coalesce_usecs = 1; - else - ec->rx_coalesce_usecs = vsi->rx_itr_setting; + ec->use_adaptive_rx_coalesce = 1; if (ITR_IS_DYNAMIC(vsi->tx_itr_setting)) - ec->tx_coalesce_usecs = 1; - else - ec->tx_coalesce_usecs = vsi->tx_itr_setting; + ec->use_adaptive_tx_coalesce = 1; + + ec->rx_coalesce_usecs = vsi->rx_itr_setting & ~I40E_ITR_DYNAMIC; + ec->tx_coalesce_usecs = vsi->tx_itr_setting & ~I40E_ITR_DYNAMIC; return 0; } @@ -318,54 +322,358 @@ static int i40evf_set_coalesce(struct net_device *netdev, struct i40e_q_vector *q_vector; int i; - if (ec->tx_max_coalesced_frames || ec->rx_max_coalesced_frames) - vsi->work_limit = ec->tx_max_coalesced_frames; + if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq) + vsi->work_limit = ec->tx_max_coalesced_frames_irq; + + if ((ec->rx_coalesce_usecs >= (I40E_MIN_ITR << 1)) && + (ec->rx_coalesce_usecs <= (I40E_MAX_ITR << 1))) + vsi->rx_itr_setting = ec->rx_coalesce_usecs; + + else + return -EINVAL; + + if ((ec->tx_coalesce_usecs >= (I40E_MIN_ITR << 1)) && + (ec->tx_coalesce_usecs <= (I40E_MAX_ITR << 1))) + vsi->tx_itr_setting = ec->tx_coalesce_usecs; + else if (ec->use_adaptive_tx_coalesce) + vsi->tx_itr_setting = (I40E_ITR_DYNAMIC | + ITR_REG_TO_USEC(I40E_ITR_RX_DEF)); + else + return -EINVAL; + + if (ec->use_adaptive_rx_coalesce) + vsi->rx_itr_setting |= I40E_ITR_DYNAMIC; + else + vsi->rx_itr_setting &= ~I40E_ITR_DYNAMIC; + + if (ec->use_adaptive_tx_coalesce) + vsi->tx_itr_setting |= I40E_ITR_DYNAMIC; + else + vsi->tx_itr_setting &= ~I40E_ITR_DYNAMIC; + + for (i = 0; i < adapter->num_msix_vectors - NONQ_VECS; i++) { + q_vector = adapter->q_vector[i]; + q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); + wr32(hw, I40E_VFINT_ITRN1(0, i), q_vector->rx.itr); + q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting); + wr32(hw, I40E_VFINT_ITRN1(1, i), q_vector->tx.itr); + i40e_flush(hw); + } + + return 0; +} + +/** + * i40e_get_rss_hash_opts - Get RSS hash Input Set for each flow type + * @adapter: board private structure + * @cmd: ethtool rxnfc command + * + * Returns Success if the flow is supported, else Invalid Input. + **/ +static int i40evf_get_rss_hash_opts(struct i40evf_adapter *adapter, + struct ethtool_rxnfc *cmd) +{ + struct i40e_hw *hw = &adapter->hw; + u64 hena = (u64)rd32(hw, I40E_VFQF_HENA(0)) | + ((u64)rd32(hw, I40E_VFQF_HENA(1)) << 32); + + /* We always hash on IP src and dest addresses */ + cmd->data = RXH_IP_SRC | RXH_IP_DST; - switch (ec->rx_coalesce_usecs) { - case 0: - vsi->rx_itr_setting = 0; + switch (cmd->flow_type) { + case TCP_V4_FLOW: + if (hena & ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP)) + cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; break; - case 1: - vsi->rx_itr_setting = (I40E_ITR_DYNAMIC - | ITR_REG_TO_USEC(I40E_ITR_RX_DEF)); + case UDP_V4_FLOW: + if (hena & ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_UDP)) + cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; break; - default: - if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) || - (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) - return -EINVAL; - vsi->rx_itr_setting = ec->rx_coalesce_usecs; + + case SCTP_V4_FLOW: + case AH_ESP_V4_FLOW: + case AH_V4_FLOW: + case ESP_V4_FLOW: + case IPV4_FLOW: + break; + + case TCP_V6_FLOW: + if (hena & ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP)) + cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + break; + case UDP_V6_FLOW: + if (hena & ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_UDP)) + cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + break; + + case SCTP_V6_FLOW: + case AH_ESP_V6_FLOW: + case AH_V6_FLOW: + case ESP_V6_FLOW: + case IPV6_FLOW: break; + default: + cmd->data = 0; + return -EINVAL; } - switch (ec->tx_coalesce_usecs) { - case 0: - vsi->tx_itr_setting = 0; + return 0; +} + +/** + * i40evf_get_rxnfc - command to get RX flow classification rules + * @netdev: network interface device structure + * @cmd: ethtool rxnfc command + * + * Returns Success if the command is supported. + **/ +static int i40evf_get_rxnfc(struct net_device *netdev, + struct ethtool_rxnfc *cmd, + u32 *rule_locs) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + int ret = -EOPNOTSUPP; + + switch (cmd->cmd) { + case ETHTOOL_GRXRINGS: + cmd->data = adapter->vsi_res->num_queue_pairs; + ret = 0; break; - case 1: - vsi->tx_itr_setting = (I40E_ITR_DYNAMIC - | ITR_REG_TO_USEC(I40E_ITR_TX_DEF)); + case ETHTOOL_GRXFH: + ret = i40evf_get_rss_hash_opts(adapter, cmd); break; default: - if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) || - (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) + break; + } + + return ret; +} + +/** + * i40evf_set_rss_hash_opt - Enable/Disable flow types for RSS hash + * @adapter: board private structure + * @cmd: ethtool rxnfc command + * + * Returns Success if the flow input set is supported. + **/ +static int i40evf_set_rss_hash_opt(struct i40evf_adapter *adapter, + struct ethtool_rxnfc *nfc) +{ + struct i40e_hw *hw = &adapter->hw; + + u64 hena = (u64)rd32(hw, I40E_VFQF_HENA(0)) | + ((u64)rd32(hw, I40E_VFQF_HENA(1)) << 32); + + /* RSS does not support anything other than hashing + * to queues on src and dst IPs and ports + */ + if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | + RXH_L4_B_0_1 | RXH_L4_B_2_3)) + return -EINVAL; + + /* We need at least the IP SRC and DEST fields for hashing */ + if (!(nfc->data & RXH_IP_SRC) || + !(nfc->data & RXH_IP_DST)) + return -EINVAL; + + switch (nfc->flow_type) { + case TCP_V4_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP); + break; + default: return -EINVAL; - vsi->tx_itr_setting = ec->tx_coalesce_usecs; + } + break; + case TCP_V6_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP); + break; + default: + return -EINVAL; + } break; + case UDP_V4_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= (((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)); + break; + default: + return -EINVAL; + } + break; + case UDP_V6_FLOW: + switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + case 0: + hena &= ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6)); + break; + case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + hena |= (((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_UDP) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6)); + break; + default: + return -EINVAL; + } + break; + case AH_ESP_V4_FLOW: + case AH_V4_FLOW: + case ESP_V4_FLOW: + case SCTP_V4_FLOW: + if ((nfc->data & RXH_L4_B_0_1) || + (nfc->data & RXH_L4_B_2_3)) + return -EINVAL; + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER); + break; + case AH_ESP_V6_FLOW: + case AH_V6_FLOW: + case ESP_V6_FLOW: + case SCTP_V6_FLOW: + if ((nfc->data & RXH_L4_B_0_1) || + (nfc->data & RXH_L4_B_2_3)) + return -EINVAL; + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER); + break; + case IPV4_FLOW: + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4); + break; + case IPV6_FLOW: + hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) | + ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6); + break; + default: + return -EINVAL; } - for (i = 0; i < adapter->num_msix_vectors - NONQ_VECS; i++) { - q_vector = adapter->q_vector[i]; - q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting); - wr32(hw, I40E_VFINT_ITRN1(0, i), q_vector->rx.itr); - q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting); - wr32(hw, I40E_VFINT_ITRN1(1, i), q_vector->tx.itr); - i40e_flush(hw); + wr32(hw, I40E_VFQF_HENA(0), (u32)hena); + wr32(hw, I40E_VFQF_HENA(1), (u32)(hena >> 32)); + i40e_flush(hw); + + return 0; +} + +/** + * i40evf_set_rxnfc - command to set RX flow classification rules + * @netdev: network interface device structure + * @cmd: ethtool rxnfc command + * + * Returns Success if the command is supported. + **/ +static int i40evf_set_rxnfc(struct net_device *netdev, + struct ethtool_rxnfc *cmd) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + int ret = -EOPNOTSUPP; + + switch (cmd->cmd) { + case ETHTOOL_SRXFH: + ret = i40evf_set_rss_hash_opt(adapter, cmd); + break; + default: + break; + } + + return ret; +} + +/** + * i40evf_get_channels: get the number of channels supported by the device + * @netdev: network interface device structure + * @ch: channel information structure + * + * For the purposes of our device, we only use combined channels, i.e. a tx/rx + * queue pair. Report one extra channel to match our "other" MSI-X vector. + **/ +static void i40evf_get_channels(struct net_device *netdev, + struct ethtool_channels *ch) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + + /* Report maximum channels */ + ch->max_combined = adapter->vsi_res->num_queue_pairs; + + ch->max_other = NONQ_VECS; + ch->other_count = NONQ_VECS; + + ch->combined_count = adapter->vsi_res->num_queue_pairs; +} + +/** + * i40evf_get_rxfh_indir_size - get the rx flow hash indirection table size + * @netdev: network interface device structure + * + * Returns the table size. + **/ +static u32 i40evf_get_rxfh_indir_size(struct net_device *netdev) +{ + return (I40E_VFQF_HLUT_MAX_INDEX + 1) * 4; +} + +/** + * i40evf_get_rxfh_indir - get the rx flow hash indirection table + * @netdev: network interface device structure + * @indir: indirection table + * + * Reads the indirection table directly from the hardware. Always returns 0. + **/ +static int i40evf_get_rxfh_indir(struct net_device *netdev, u32 *indir) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + struct i40e_hw *hw = &adapter->hw; + u32 hlut_val; + int i, j; + + for (i = 0, j = 0; i < I40E_VFQF_HLUT_MAX_INDEX; i++) { + hlut_val = rd32(hw, I40E_VFQF_HLUT(i)); + indir[j++] = hlut_val & 0xff; + indir[j++] = (hlut_val >> 8) & 0xff; + indir[j++] = (hlut_val >> 16) & 0xff; + indir[j++] = (hlut_val >> 24) & 0xff; + } + return 0; +} + +/** + * i40evf_set_rxfh_indir - set the rx flow hash indirection table + * @netdev: network interface device structure + * @indir: indirection table + * + * Returns -EINVAL if the table specifies an inavlid queue id, otherwise + * returns 0 after programming the table. + **/ +static int i40evf_set_rxfh_indir(struct net_device *netdev, const u32 *indir) +{ + struct i40evf_adapter *adapter = netdev_priv(netdev); + struct i40e_hw *hw = &adapter->hw; + u32 hlut_val; + int i, j; + + for (i = 0, j = 0; i < I40E_VFQF_HLUT_MAX_INDEX + 1; i++) { + hlut_val = indir[j++]; + hlut_val |= indir[j++] << 8; + hlut_val |= indir[j++] << 16; + hlut_val |= indir[j++] << 24; + wr32(hw, I40E_VFQF_HLUT(i), hlut_val); } return 0; } -static struct ethtool_ops i40evf_ethtool_ops = { +static const struct ethtool_ops i40evf_ethtool_ops = { .get_settings = i40evf_get_settings, .get_drvinfo = i40evf_get_drvinfo, .get_link = ethtool_op_get_link, @@ -378,6 +686,12 @@ static struct ethtool_ops i40evf_ethtool_ops = { .set_msglevel = i40evf_set_msglevel, .get_coalesce = i40evf_get_coalesce, .set_coalesce = i40evf_set_coalesce, + .get_rxnfc = i40evf_get_rxnfc, + .set_rxnfc = i40evf_set_rxnfc, + .get_rxfh_indir_size = i40evf_get_rxfh_indir_size, + .get_rxfh_indir = i40evf_get_rxfh_indir, + .set_rxfh_indir = i40evf_set_rxfh_indir, + .get_channels = i40evf_get_channels, }; /** @@ -389,5 +703,5 @@ static struct ethtool_ops i40evf_ethtool_ops = { **/ void i40evf_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &i40evf_ethtool_ops); + netdev->ethtool_ops = &i40evf_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index 2797548fde0d..6f6bd3f01801 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * @@ -25,13 +28,15 @@ #include "i40e_prototype.h" static int i40evf_setup_all_tx_resources(struct i40evf_adapter *adapter); static int i40evf_setup_all_rx_resources(struct i40evf_adapter *adapter); +static void i40evf_free_all_tx_resources(struct i40evf_adapter *adapter); +static void i40evf_free_all_rx_resources(struct i40evf_adapter *adapter); static int i40evf_close(struct net_device *netdev); char i40evf_driver_name[] = "i40evf"; static const char i40evf_driver_string[] = "Intel(R) XL710 X710 Virtual Function Network Driver"; -#define DRV_VERSION "0.9.16" +#define DRV_VERSION "0.9.23" const char i40evf_driver_version[] = DRV_VERSION; static const char i40evf_copyright[] = "Copyright (c) 2013 - 2014 Intel Corporation."; @@ -1027,30 +1032,21 @@ i40evf_acquire_msix_vectors(struct i40evf_adapter *adapter, int vectors) * Right now, we simply care about how many we'll get; we'll * set them up later while requesting irq's. */ - while (vectors >= vector_threshold) { - err = pci_enable_msix(adapter->pdev, adapter->msix_entries, - vectors); - if (!err) /* Success in acquiring all requested vectors. */ - break; - else if (err < 0) - vectors = 0; /* Nasty failure, quit now */ - else /* err == number of vectors we should try again with */ - vectors = err; - } - - if (vectors < vector_threshold) { + err = pci_enable_msix_range(adapter->pdev, adapter->msix_entries, + vector_threshold, vectors); + if (err < 0) { dev_err(&adapter->pdev->dev, "Unable to allocate MSI-X interrupts.\n"); kfree(adapter->msix_entries); adapter->msix_entries = NULL; - err = -EIO; - } else { - /* Adjust for only the vectors we'll use, which is minimum - * of max_msix_q_vectors + NONQ_VECS, or the number of - * vectors we were allocated. - */ - adapter->num_msix_vectors = vectors; + return err; } - return err; + + /* Adjust for only the vectors we'll use, which is minimum + * of max_msix_q_vectors + NONQ_VECS, or the number of + * vectors we were allocated. + */ + adapter->num_msix_vectors = err; + return 0; } /** @@ -1309,7 +1305,6 @@ static void i40evf_watchdog_task(struct work_struct *work) goto restart_watchdog; if (adapter->flags & I40EVF_FLAG_PF_COMMS_FAILED) { - dev_info(&adapter->pdev->dev, "Checking for redemption\n"); if ((rd32(hw, I40E_VFGEN_RSTAT) & 0x3) == I40E_VFR_VFACTIVE) { /* A chance for redemption! */ dev_err(&adapter->pdev->dev, "Hardware came out of reset. Attempting reinit.\n"); @@ -1534,9 +1529,13 @@ static void i40evf_reset_task(struct work_struct *work) rstat_val); adapter->flags |= I40EVF_FLAG_PF_COMMS_FAILED; - if (netif_running(adapter->netdev)) - i40evf_close(adapter->netdev); - + if (netif_running(adapter->netdev)) { + set_bit(__I40E_DOWN, &adapter->vsi.state); + i40evf_down(adapter); + i40evf_free_traffic_irqs(adapter); + i40evf_free_all_tx_resources(adapter); + i40evf_free_all_rx_resources(adapter); + } i40evf_free_misc_irq(adapter); i40evf_reset_interrupt_capability(adapter); i40evf_free_queues(adapter); @@ -2114,8 +2113,10 @@ static void i40evf_init_task(struct work_struct *work) adapter->vsi.back = adapter; adapter->vsi.base_vector = 1; adapter->vsi.work_limit = I40E_DEFAULT_IRQ_WORK; - adapter->vsi.rx_itr_setting = I40E_ITR_DYNAMIC; - adapter->vsi.tx_itr_setting = I40E_ITR_DYNAMIC; + adapter->vsi.rx_itr_setting = (I40E_ITR_DYNAMIC | + ITR_REG_TO_USEC(I40E_ITR_RX_DEF)); + adapter->vsi.tx_itr_setting = (I40E_ITR_DYNAMIC | + ITR_REG_TO_USEC(I40E_ITR_TX_DEF)); adapter->vsi.netdev = adapter->netdev; if (!adapter->netdev_registered) { diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c b/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c index e294f012647d..7f80bb417722 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c @@ -12,6 +12,9 @@ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c index fa36fe12e775..2e36c670d8df 100644 --- a/drivers/net/ethernet/intel/igb/e1000_82575.c +++ b/drivers/net/ethernet/intel/igb/e1000_82575.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ /* e1000_82575 * e1000_82576 @@ -73,9 +70,8 @@ static s32 igb_validate_nvm_checksum_82580(struct e1000_hw *hw); static s32 igb_update_nvm_checksum_82580(struct e1000_hw *hw); static s32 igb_validate_nvm_checksum_i350(struct e1000_hw *hw); static s32 igb_update_nvm_checksum_i350(struct e1000_hw *hw); -static const u16 e1000_82580_rxpbs_table[] = - { 36, 72, 144, 1, 2, 4, 8, 16, - 35, 70, 140 }; +static const u16 e1000_82580_rxpbs_table[] = { + 36, 72, 144, 1, 2, 4, 8, 16, 35, 70, 140 }; /** * igb_sgmii_uses_mdio_82575 - Determine if I2C pins are for external MDIO @@ -526,7 +522,7 @@ out: static s32 igb_get_invariants_82575(struct e1000_hw *hw) { struct e1000_mac_info *mac = &hw->mac; - struct e1000_dev_spec_82575 * dev_spec = &hw->dev_spec._82575; + struct e1000_dev_spec_82575 *dev_spec = &hw->dev_spec._82575; s32 ret_val; u32 ctrl_ext = 0; u32 link_mode = 0; @@ -1180,8 +1176,8 @@ static void igb_release_swfw_sync_82575(struct e1000_hw *hw, u16 mask) { u32 swfw_sync; - while (igb_get_hw_semaphore(hw) != 0); - /* Empty */ + while (igb_get_hw_semaphore(hw) != 0) + ; /* Empty */ swfw_sync = rd32(E1000_SW_FW_SYNC); swfw_sync &= ~mask; @@ -1216,7 +1212,7 @@ static s32 igb_get_cfg_done_82575(struct e1000_hw *hw) while (timeout) { if (rd32(E1000_EEMNGCTL) & mask) break; - msleep(1); + usleep_range(1000, 2000); timeout--; } if (!timeout) @@ -1269,7 +1265,7 @@ static s32 igb_check_for_link_82575(struct e1000_hw *hw) if (hw->phy.media_type != e1000_media_type_copper) { ret_val = igb_get_pcs_speed_and_duplex_82575(hw, &speed, - &duplex); + &duplex); /* Use this flag to determine if link needs to be checked or * not. If we have link clear the flag so that we do not * continue to check for link. @@ -1316,7 +1312,7 @@ void igb_power_up_serdes_link_82575(struct e1000_hw *hw) /* flush the write to verify completion */ wrfl(); - msleep(1); + usleep_range(1000, 2000); } /** @@ -1411,7 +1407,7 @@ void igb_shutdown_serdes_link_82575(struct e1000_hw *hw) /* flush the write to verify completion */ wrfl(); - msleep(1); + usleep_range(1000, 2000); } } @@ -1436,9 +1432,8 @@ static s32 igb_reset_hw_82575(struct e1000_hw *hw) /* set the completion timeout for interface */ ret_val = igb_set_pcie_completion_timeout(hw); - if (ret_val) { + if (ret_val) hw_dbg("PCI-E Set completion timeout has failed.\n"); - } hw_dbg("Masking off all interrupts\n"); wr32(E1000_IMC, 0xffffffff); @@ -1447,7 +1442,7 @@ static s32 igb_reset_hw_82575(struct e1000_hw *hw) wr32(E1000_TCTL, E1000_TCTL_PSP); wrfl(); - msleep(10); + usleep_range(10000, 20000); ctrl = rd32(E1000_CTRL); @@ -1676,7 +1671,7 @@ static s32 igb_setup_serdes_link_82575(struct e1000_hw *hw) hw->mac.type == e1000_82576) { ret_val = hw->nvm.ops.read(hw, NVM_COMPAT, 1, &data); if (ret_val) { - printk(KERN_DEBUG "NVM Read Error\n\n"); + hw_dbg(KERN_DEBUG "NVM Read Error\n\n"); return ret_val; } @@ -1689,7 +1684,7 @@ static s32 igb_setup_serdes_link_82575(struct e1000_hw *hw) * link either autoneg or be forced to 1000/Full */ ctrl_reg |= E1000_CTRL_SPD_1000 | E1000_CTRL_FRCSPD | - E1000_CTRL_FD | E1000_CTRL_FRCDPX; + E1000_CTRL_FD | E1000_CTRL_FRCDPX; /* set speed of 1000/Full if speed/duplex is forced */ reg |= E1000_PCS_LCTL_FSV_1000 | E1000_PCS_LCTL_FDV_FULL; @@ -1925,7 +1920,7 @@ void igb_rx_fifo_flush_82575(struct e1000_hw *hw) } /* Poll all queues to verify they have shut down */ for (ms_wait = 0; ms_wait < 10; ms_wait++) { - msleep(1); + usleep_range(1000, 2000); rx_enabled = 0; for (i = 0; i < 4; i++) rx_enabled |= rd32(E1000_RXDCTL(i)); @@ -1953,7 +1948,7 @@ void igb_rx_fifo_flush_82575(struct e1000_hw *hw) wr32(E1000_RCTL, temp_rctl); wr32(E1000_RCTL, temp_rctl | E1000_RCTL_EN); wrfl(); - msleep(2); + usleep_range(2000, 3000); /* Enable RX queues that were previously enabled and restore our * previous state @@ -2005,14 +2000,14 @@ static s32 igb_set_pcie_completion_timeout(struct e1000_hw *hw) * 16ms to 55ms */ ret_val = igb_read_pcie_cap_reg(hw, PCIE_DEVICE_CONTROL2, - &pcie_devctl2); + &pcie_devctl2); if (ret_val) goto out; pcie_devctl2 |= PCIE_DEVICE_CONTROL2_16ms; ret_val = igb_write_pcie_cap_reg(hw, PCIE_DEVICE_CONTROL2, - &pcie_devctl2); + &pcie_devctl2); out: /* disable completion timeout resend */ gcr &= ~E1000_GCR_CMPL_TMOUT_RESEND; @@ -2241,7 +2236,7 @@ static s32 igb_reset_hw_82580(struct e1000_hw *hw) wr32(E1000_TCTL, E1000_TCTL_PSP); wrfl(); - msleep(10); + usleep_range(10000, 11000); /* Determine whether or not a global dev reset is requested */ if (global_device_reset && @@ -2259,7 +2254,7 @@ static s32 igb_reset_hw_82580(struct e1000_hw *hw) /* Add delay to insure DEV_RST has time to complete */ if (global_device_reset) - msleep(5); + usleep_range(5000, 6000); ret_val = igb_get_auto_rd_done(hw); if (ret_val) { @@ -2436,8 +2431,7 @@ static s32 igb_update_nvm_checksum_82580(struct e1000_hw *hw) ret_val = hw->nvm.ops.read(hw, NVM_COMPATIBILITY_REG_3, 1, &nvm_data); if (ret_val) { - hw_dbg("NVM Read Error while updating checksum" - " compatibility bit.\n"); + hw_dbg("NVM Read Error while updating checksum compatibility bit.\n"); goto out; } @@ -2447,8 +2441,7 @@ static s32 igb_update_nvm_checksum_82580(struct e1000_hw *hw) ret_val = hw->nvm.ops.write(hw, NVM_COMPATIBILITY_REG_3, 1, &nvm_data); if (ret_val) { - hw_dbg("NVM Write Error while updating checksum" - " compatibility bit.\n"); + hw_dbg("NVM Write Error while updating checksum compatibility bit.\n"); goto out; } } diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.h b/drivers/net/ethernet/intel/igb/e1000_82575.h index 09d78be72416..b407c55738fa 100644 --- a/drivers/net/ethernet/intel/igb/e1000_82575.h +++ b/drivers/net/ethernet/intel/igb/e1000_82575.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_82575_H_ #define _E1000_82575_H_ @@ -37,9 +34,9 @@ s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, u8 data); #define ID_LED_DEFAULT_82575_SERDES ((ID_LED_DEF1_DEF2 << 12) | \ - (ID_LED_DEF1_DEF2 << 8) | \ - (ID_LED_DEF1_DEF2 << 4) | \ - (ID_LED_OFF1_ON2)) + (ID_LED_DEF1_DEF2 << 8) | \ + (ID_LED_DEF1_DEF2 << 4) | \ + (ID_LED_OFF1_ON2)) #define E1000_RAR_ENTRIES_82575 16 #define E1000_RAR_ENTRIES_82576 24 @@ -67,16 +64,16 @@ s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, #define E1000_MRQC_RSS_FIELD_IPV6_UDP_EX 0x01000000 #define E1000_EICR_TX_QUEUE ( \ - E1000_EICR_TX_QUEUE0 | \ - E1000_EICR_TX_QUEUE1 | \ - E1000_EICR_TX_QUEUE2 | \ - E1000_EICR_TX_QUEUE3) + E1000_EICR_TX_QUEUE0 | \ + E1000_EICR_TX_QUEUE1 | \ + E1000_EICR_TX_QUEUE2 | \ + E1000_EICR_TX_QUEUE3) #define E1000_EICR_RX_QUEUE ( \ - E1000_EICR_RX_QUEUE0 | \ - E1000_EICR_RX_QUEUE1 | \ - E1000_EICR_RX_QUEUE2 | \ - E1000_EICR_RX_QUEUE3) + E1000_EICR_RX_QUEUE0 | \ + E1000_EICR_RX_QUEUE1 | \ + E1000_EICR_RX_QUEUE2 | \ + E1000_EICR_RX_QUEUE3) /* Immediate Interrupt Rx (A.K.A. Low Latency Interrupt) */ #define E1000_IMIREXT_SIZE_BP 0x00001000 /* Packet size bypass */ @@ -92,8 +89,7 @@ union e1000_adv_rx_desc { struct { struct { __le16 pkt_info; /* RSS type, Packet type */ - __le16 hdr_info; /* Split Header, - * header buffer length */ + __le16 hdr_info; /* Split Head, buf len */ } lo_dword; union { __le32 rss; /* RSS Hash */ diff --git a/drivers/net/ethernet/intel/igb/e1000_defines.h b/drivers/net/ethernet/intel/igb/e1000_defines.h index b05bf925ac72..f85be6695e44 100644 --- a/drivers/net/ethernet/intel/igb/e1000_defines.h +++ b/drivers/net/ethernet/intel/igb/e1000_defines.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_DEFINES_H_ #define _E1000_DEFINES_H_ @@ -101,11 +98,11 @@ /* Same mask, but for extended and packet split descriptors */ #define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \ - E1000_RXDEXT_STATERR_CE | \ - E1000_RXDEXT_STATERR_SE | \ - E1000_RXDEXT_STATERR_SEQ | \ - E1000_RXDEXT_STATERR_CXE | \ - E1000_RXDEXT_STATERR_RXE) + E1000_RXDEXT_STATERR_CE | \ + E1000_RXDEXT_STATERR_SE | \ + E1000_RXDEXT_STATERR_SEQ | \ + E1000_RXDEXT_STATERR_CXE | \ + E1000_RXDEXT_STATERR_RXE) #define E1000_MRQC_RSS_FIELD_IPV4_TCP 0x00010000 #define E1000_MRQC_RSS_FIELD_IPV4 0x00020000 @@ -307,33 +304,25 @@ #define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */ /* DMA Coalescing register fields */ -#define E1000_DMACR_DMACWT_MASK 0x00003FFF /* DMA Coalescing - * Watchdog Timer */ -#define E1000_DMACR_DMACTHR_MASK 0x00FF0000 /* DMA Coalescing Receive - * Threshold */ +#define E1000_DMACR_DMACWT_MASK 0x00003FFF /* DMA Coal Watchdog Timer */ +#define E1000_DMACR_DMACTHR_MASK 0x00FF0000 /* DMA Coal Rx Threshold */ #define E1000_DMACR_DMACTHR_SHIFT 16 -#define E1000_DMACR_DMAC_LX_MASK 0x30000000 /* Lx when no PCIe - * transactions */ +#define E1000_DMACR_DMAC_LX_MASK 0x30000000 /* Lx when no PCIe trans */ #define E1000_DMACR_DMAC_LX_SHIFT 28 #define E1000_DMACR_DMAC_EN 0x80000000 /* Enable DMA Coalescing */ /* DMA Coalescing BMC-to-OS Watchdog Enable */ #define E1000_DMACR_DC_BMC2OSW_EN 0x00008000 -#define E1000_DMCTXTH_DMCTTHR_MASK 0x00000FFF /* DMA Coalescing Transmit - * Threshold */ +#define E1000_DMCTXTH_DMCTTHR_MASK 0x00000FFF /* DMA Coal Tx Threshold */ #define E1000_DMCTLX_TTLX_MASK 0x00000FFF /* Time to LX request */ -#define E1000_DMCRTRH_UTRESH_MASK 0x0007FFFF /* Receive Traffic Rate - * Threshold */ -#define E1000_DMCRTRH_LRPRCW 0x80000000 /* Rcv packet rate in - * current window */ +#define E1000_DMCRTRH_UTRESH_MASK 0x0007FFFF /* Rx Traffic Rate Thresh */ +#define E1000_DMCRTRH_LRPRCW 0x80000000 /* Rx pkt rate curr window */ -#define E1000_DMCCNT_CCOUNT_MASK 0x01FFFFFF /* DMA Coal Rcv Traffic - * Current Cnt */ +#define E1000_DMCCNT_CCOUNT_MASK 0x01FFFFFF /* DMA Coal Rx Current Cnt */ -#define E1000_FCRTC_RTH_COAL_MASK 0x0003FFF0 /* Flow ctrl Rcv Threshold - * High val */ +#define E1000_FCRTC_RTH_COAL_MASK 0x0003FFF0 /* FC Rx Thresh High val */ #define E1000_FCRTC_RTH_COAL_SHIFT 4 #define E1000_PCIEMISC_LX_DECISION 0x00000080 /* Lx power decision */ @@ -406,12 +395,12 @@ * o LSC = Link Status Change */ #define IMS_ENABLE_MASK ( \ - E1000_IMS_RXT0 | \ - E1000_IMS_TXDW | \ - E1000_IMS_RXDMT0 | \ - E1000_IMS_RXSEQ | \ - E1000_IMS_LSC | \ - E1000_IMS_DOUTSYNC) + E1000_IMS_RXT0 | \ + E1000_IMS_TXDW | \ + E1000_IMS_RXDMT0 | \ + E1000_IMS_RXSEQ | \ + E1000_IMS_LSC | \ + E1000_IMS_DOUTSYNC) /* Interrupt Mask Set */ #define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */ @@ -1011,8 +1000,7 @@ #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK 0x1F /* DMA Coalescing register fields */ -#define E1000_PCIEMISC_LX_DECISION 0x00000080 /* Lx power decision based - on DMA coal */ +#define E1000_PCIEMISC_LX_DECISION 0x00000080 /* Lx power on DMA coal */ /* Tx Rate-Scheduler Config fields */ #define E1000_RTTBCNRC_RS_ENA 0x80000000 diff --git a/drivers/net/ethernet/intel/igb/e1000_hw.h b/drivers/net/ethernet/intel/igb/e1000_hw.h index 10741d170f2d..89925e405849 100644 --- a/drivers/net/ethernet/intel/igb/e1000_hw.h +++ b/drivers/net/ethernet/intel/igb/e1000_hw.h @@ -1,28 +1,24 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_HW_H_ #define _E1000_HW_H_ @@ -320,15 +316,15 @@ struct e1000_host_mng_command_info { #include "e1000_mbx.h" struct e1000_mac_operations { - s32 (*check_for_link)(struct e1000_hw *); - s32 (*reset_hw)(struct e1000_hw *); - s32 (*init_hw)(struct e1000_hw *); + s32 (*check_for_link)(struct e1000_hw *); + s32 (*reset_hw)(struct e1000_hw *); + s32 (*init_hw)(struct e1000_hw *); bool (*check_mng_mode)(struct e1000_hw *); - s32 (*setup_physical_interface)(struct e1000_hw *); + s32 (*setup_physical_interface)(struct e1000_hw *); void (*rar_set)(struct e1000_hw *, u8 *, u32); - s32 (*read_mac_addr)(struct e1000_hw *); - s32 (*get_speed_and_duplex)(struct e1000_hw *, u16 *, u16 *); - s32 (*acquire_swfw_sync)(struct e1000_hw *, u16); + s32 (*read_mac_addr)(struct e1000_hw *); + s32 (*get_speed_and_duplex)(struct e1000_hw *, u16 *, u16 *); + s32 (*acquire_swfw_sync)(struct e1000_hw *, u16); void (*release_swfw_sync)(struct e1000_hw *, u16); #ifdef CONFIG_IGB_HWMON s32 (*get_thermal_sensor_data)(struct e1000_hw *); @@ -338,31 +334,31 @@ struct e1000_mac_operations { }; struct e1000_phy_operations { - s32 (*acquire)(struct e1000_hw *); - s32 (*check_polarity)(struct e1000_hw *); - s32 (*check_reset_block)(struct e1000_hw *); - s32 (*force_speed_duplex)(struct e1000_hw *); - s32 (*get_cfg_done)(struct e1000_hw *hw); - s32 (*get_cable_length)(struct e1000_hw *); - s32 (*get_phy_info)(struct e1000_hw *); - s32 (*read_reg)(struct e1000_hw *, u32, u16 *); + s32 (*acquire)(struct e1000_hw *); + s32 (*check_polarity)(struct e1000_hw *); + s32 (*check_reset_block)(struct e1000_hw *); + s32 (*force_speed_duplex)(struct e1000_hw *); + s32 (*get_cfg_done)(struct e1000_hw *hw); + s32 (*get_cable_length)(struct e1000_hw *); + s32 (*get_phy_info)(struct e1000_hw *); + s32 (*read_reg)(struct e1000_hw *, u32, u16 *); void (*release)(struct e1000_hw *); - s32 (*reset)(struct e1000_hw *); - s32 (*set_d0_lplu_state)(struct e1000_hw *, bool); - s32 (*set_d3_lplu_state)(struct e1000_hw *, bool); - s32 (*write_reg)(struct e1000_hw *, u32, u16); + s32 (*reset)(struct e1000_hw *); + s32 (*set_d0_lplu_state)(struct e1000_hw *, bool); + s32 (*set_d3_lplu_state)(struct e1000_hw *, bool); + s32 (*write_reg)(struct e1000_hw *, u32, u16); s32 (*read_i2c_byte)(struct e1000_hw *, u8, u8, u8 *); s32 (*write_i2c_byte)(struct e1000_hw *, u8, u8, u8); }; struct e1000_nvm_operations { - s32 (*acquire)(struct e1000_hw *); - s32 (*read)(struct e1000_hw *, u16, u16, u16 *); + s32 (*acquire)(struct e1000_hw *); + s32 (*read)(struct e1000_hw *, u16, u16, u16 *); void (*release)(struct e1000_hw *); - s32 (*write)(struct e1000_hw *, u16, u16, u16 *); - s32 (*update)(struct e1000_hw *); - s32 (*validate)(struct e1000_hw *); - s32 (*valid_led_default)(struct e1000_hw *, u16 *); + s32 (*write)(struct e1000_hw *, u16, u16, u16 *); + s32 (*update)(struct e1000_hw *); + s32 (*validate)(struct e1000_hw *); + s32 (*valid_led_default)(struct e1000_hw *, u16 *); }; #define E1000_MAX_SENSORS 3 diff --git a/drivers/net/ethernet/intel/igb/e1000_i210.c b/drivers/net/ethernet/intel/igb/e1000_i210.c index db963397cc27..2231598fb42d 100644 --- a/drivers/net/ethernet/intel/igb/e1000_i210.c +++ b/drivers/net/ethernet/intel/igb/e1000_i210.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ /* e1000_i210 * e1000_i211 @@ -365,7 +362,7 @@ static s32 igb_read_invm_word_i210(struct e1000_hw *hw, u8 address, u16 *data) word_address = INVM_DWORD_TO_WORD_ADDRESS(invm_dword); if (word_address == address) { *data = INVM_DWORD_TO_WORD_DATA(invm_dword); - hw_dbg("Read INVM Word 0x%02x = %x", + hw_dbg("Read INVM Word 0x%02x = %x\n", address, *data); status = E1000_SUCCESS; break; @@ -435,6 +432,7 @@ static s32 igb_read_invm_i210(struct e1000_hw *hw, u16 offset, *data = ID_LED_RESERVED_FFFF; ret_val = E1000_SUCCESS; } + break; case NVM_SUB_DEV_ID: *data = hw->subsystem_device_id; break; diff --git a/drivers/net/ethernet/intel/igb/e1000_i210.h b/drivers/net/ethernet/intel/igb/e1000_i210.h index 907fe99a9813..9f34976687ba 100644 --- a/drivers/net/ethernet/intel/igb/e1000_i210.h +++ b/drivers/net/ethernet/intel/igb/e1000_i210.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_I210_H_ #define _E1000_I210_H_ diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.c b/drivers/net/ethernet/intel/igb/e1000_mac.c index 5910a932ea7c..2a88595f956c 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mac.c +++ b/drivers/net/ethernet/intel/igb/e1000_mac.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #include <linux/if_ether.h> #include <linux/delay.h> @@ -442,7 +439,7 @@ static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr) * The caller must have a packed mc_addr_list of multicast addresses. **/ void igb_update_mc_addr_list(struct e1000_hw *hw, - u8 *mc_addr_list, u32 mc_addr_count) + u8 *mc_addr_list, u32 mc_addr_count) { u32 hash_value, hash_bit, hash_reg; int i; @@ -866,8 +863,7 @@ s32 igb_config_fc_after_link_up(struct e1000_hw *hw) goto out; if (!(mii_status_reg & MII_SR_AUTONEG_COMPLETE)) { - hw_dbg("Copper PHY and Auto Neg " - "has not completed.\n"); + hw_dbg("Copper PHY and Auto Neg has not completed.\n"); goto out; } @@ -929,11 +925,10 @@ s32 igb_config_fc_after_link_up(struct e1000_hw *hw) */ if (hw->fc.requested_mode == e1000_fc_full) { hw->fc.current_mode = e1000_fc_full; - hw_dbg("Flow Control = FULL.\r\n"); + hw_dbg("Flow Control = FULL.\n"); } else { hw->fc.current_mode = e1000_fc_rx_pause; - hw_dbg("Flow Control = " - "RX PAUSE frames only.\r\n"); + hw_dbg("Flow Control = RX PAUSE frames only.\n"); } } /* For receiving PAUSE frames ONLY. @@ -948,7 +943,7 @@ s32 igb_config_fc_after_link_up(struct e1000_hw *hw) (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { hw->fc.current_mode = e1000_fc_tx_pause; - hw_dbg("Flow Control = TX PAUSE frames only.\r\n"); + hw_dbg("Flow Control = TX PAUSE frames only.\n"); } /* For transmitting PAUSE frames ONLY. * @@ -962,7 +957,7 @@ s32 igb_config_fc_after_link_up(struct e1000_hw *hw) !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { hw->fc.current_mode = e1000_fc_rx_pause; - hw_dbg("Flow Control = RX PAUSE frames only.\r\n"); + hw_dbg("Flow Control = RX PAUSE frames only.\n"); } /* Per the IEEE spec, at this point flow control should be * disabled. However, we want to consider that we could @@ -988,10 +983,10 @@ s32 igb_config_fc_after_link_up(struct e1000_hw *hw) (hw->fc.requested_mode == e1000_fc_tx_pause) || (hw->fc.strict_ieee)) { hw->fc.current_mode = e1000_fc_none; - hw_dbg("Flow Control = NONE.\r\n"); + hw_dbg("Flow Control = NONE.\n"); } else { hw->fc.current_mode = e1000_fc_rx_pause; - hw_dbg("Flow Control = RX PAUSE frames only.\r\n"); + hw_dbg("Flow Control = RX PAUSE frames only.\n"); } /* Now we need to do one last check... If we auto- @@ -1266,7 +1261,7 @@ s32 igb_get_auto_rd_done(struct e1000_hw *hw) while (i < AUTO_READ_DONE_TIMEOUT) { if (rd32(E1000_EECD) & E1000_EECD_AUTO_RD) break; - msleep(1); + usleep_range(1000, 2000); i++; } @@ -1299,7 +1294,7 @@ static s32 igb_valid_led_default(struct e1000_hw *hw, u16 *data) } if (*data == ID_LED_RESERVED_0000 || *data == ID_LED_RESERVED_FFFF) { - switch(hw->phy.media_type) { + switch (hw->phy.media_type) { case e1000_media_type_internal_serdes: *data = ID_LED_DEFAULT_82575_SERDES; break; diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.h b/drivers/net/ethernet/intel/igb/e1000_mac.h index 99299ba8ee3a..ea24961b0d70 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mac.h +++ b/drivers/net/ethernet/intel/igb/e1000_mac.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_MAC_H_ #define _E1000_MAC_H_ diff --git a/drivers/net/ethernet/intel/igb/e1000_mbx.c b/drivers/net/ethernet/intel/igb/e1000_mbx.c index d5b121771c31..162cc49345d0 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mbx.c +++ b/drivers/net/ethernet/intel/igb/e1000_mbx.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #include "e1000_mbx.h" diff --git a/drivers/net/ethernet/intel/igb/e1000_mbx.h b/drivers/net/ethernet/intel/igb/e1000_mbx.h index f52f5515e5a8..d20af6b2f581 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mbx.h +++ b/drivers/net/ethernet/intel/igb/e1000_mbx.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_MBX_H_ #define _E1000_MBX_H_ diff --git a/drivers/net/ethernet/intel/igb/e1000_nvm.c b/drivers/net/ethernet/intel/igb/e1000_nvm.c index 9abf82919c65..92bcdbe756b2 100644 --- a/drivers/net/ethernet/intel/igb/e1000_nvm.c +++ b/drivers/net/ethernet/intel/igb/e1000_nvm.c @@ -1,28 +1,24 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #include <linux/if_ether.h> #include <linux/delay.h> @@ -480,6 +476,7 @@ s32 igb_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) /* Loop to allow for up to whole page write of eeprom */ while (widx < words) { u16 word_out = data[widx]; + word_out = (word_out >> 8) | (word_out << 8); igb_shift_out_eec_bits(hw, word_out, 16); widx++; diff --git a/drivers/net/ethernet/intel/igb/e1000_nvm.h b/drivers/net/ethernet/intel/igb/e1000_nvm.h index 5b101170b17e..febc9cdb7391 100644 --- a/drivers/net/ethernet/intel/igb/e1000_nvm.h +++ b/drivers/net/ethernet/intel/igb/e1000_nvm.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_NVM_H_ #define _E1000_NVM_H_ @@ -32,7 +29,7 @@ void igb_release_nvm(struct e1000_hw *hw); s32 igb_read_mac_addr(struct e1000_hw *hw); s32 igb_read_part_num(struct e1000_hw *hw, u32 *part_num); s32 igb_read_part_string(struct e1000_hw *hw, u8 *part_num, - u32 part_num_size); + u32 part_num_size); s32 igb_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); s32 igb_read_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); s32 igb_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c index 4009bbab7407..424f16c43759 100644 --- a/drivers/net/ethernet/intel/igb/e1000_phy.c +++ b/drivers/net/ethernet/intel/igb/e1000_phy.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #include <linux/if_ether.h> #include <linux/delay.h> @@ -924,8 +921,7 @@ static s32 igb_copper_link_autoneg(struct e1000_hw *hw) if (phy->autoneg_wait_to_complete) { ret_val = igb_wait_autoneg(hw); if (ret_val) { - hw_dbg("Error while waiting for " - "autoneg to complete\n"); + hw_dbg("Error while waiting for autoneg to complete\n"); goto out; } } @@ -2244,7 +2240,7 @@ void igb_power_down_phy_copper(struct e1000_hw *hw) hw->phy.ops.write_reg(hw, GS40G_COPPER_SPEC, power_reg); } hw->phy.ops.write_reg(hw, PHY_CONTROL, mii_reg); - msleep(1); + usleep_range(1000, 2000); } /** diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.h b/drivers/net/ethernet/intel/igb/e1000_phy.h index 4c2c36c46a73..fe921e29dda8 100644 --- a/drivers/net/ethernet/intel/igb/e1000_phy.h +++ b/drivers/net/ethernet/intel/igb/e1000_phy.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_PHY_H_ #define _E1000_PHY_H_ diff --git a/drivers/net/ethernet/intel/igb/e1000_regs.h b/drivers/net/ethernet/intel/igb/e1000_regs.h index bdb246e848e1..833bbb948d97 100644 --- a/drivers/net/ethernet/intel/igb/e1000_regs.h +++ b/drivers/net/ethernet/intel/igb/e1000_regs.h @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #ifndef _E1000_REGS_H_ #define _E1000_REGS_H_ @@ -301,9 +298,9 @@ #define E1000_RA2 0x054E0 /* 2nd half of Rx address array - RW Array */ #define E1000_PSRTYPE(_i) (0x05480 + ((_i) * 4)) #define E1000_RAL(_i) (((_i) <= 15) ? (0x05400 + ((_i) * 8)) : \ - (0x054E0 + ((_i - 16) * 8))) + (0x054E0 + ((_i - 16) * 8))) #define E1000_RAH(_i) (((_i) <= 15) ? (0x05404 + ((_i) * 8)) : \ - (0x054E4 + ((_i - 16) * 8))) + (0x054E4 + ((_i - 16) * 8))) #define E1000_IP4AT_REG(_i) (0x05840 + ((_i) * 8)) #define E1000_IP6AT_REG(_i) (0x05880 + ((_i) * 4)) #define E1000_WUPM_REG(_i) (0x05A00 + ((_i) * 4)) @@ -358,8 +355,7 @@ #define E1000_VMBMEM(_n) (0x00800 + (64 * (_n))) #define E1000_VMOLR(_n) (0x05AD0 + (4 * (_n))) #define E1000_DVMOLR(_n) (0x0C038 + (64 * (_n))) -#define E1000_VLVF(_n) (0x05D00 + (4 * (_n))) /* VLAN Virtual Machine - * Filter - RW */ +#define E1000_VLVF(_n) (0x05D00 + (4 * (_n))) /* VLAN VM Filter */ #define E1000_VMVIR(_n) (0x03700 + (4 * (_n))) struct e1000_hw; diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 27130065d92a..06102d1f7c03 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -1,29 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ - +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ /* Linux PRO/1000 Ethernet Driver main header file */ @@ -198,6 +194,7 @@ struct igb_tx_buffer { unsigned int bytecount; u16 gso_segs; __be16 protocol; + DEFINE_DMA_UNMAP_ADDR(dma); DEFINE_DMA_UNMAP_LEN(len); u32 tx_flags; diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index e5570acbeea8..a84297c85fb1 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ /* ethtool support for igb */ @@ -286,7 +283,7 @@ static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) } while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); if (ecmd->autoneg == AUTONEG_ENABLE) { hw->mac.autoneg = 1; @@ -399,7 +396,7 @@ static int igb_set_pauseparam(struct net_device *netdev, adapter->fc_autoneg = pause->autoneg; while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); if (adapter->fc_autoneg == AUTONEG_ENABLE) { hw->fc.requested_mode = e1000_fc_default; @@ -886,7 +883,7 @@ static int igb_set_ringparam(struct net_device *netdev, } while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); if (!netif_running(adapter->netdev)) { for (i = 0; i < adapter->num_tx_queues; i++) @@ -1060,8 +1057,8 @@ static struct igb_reg_test reg_test_i350[] = { { E1000_TDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { E1000_TDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, - { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, - { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, + { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, + { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, @@ -1103,8 +1100,8 @@ static struct igb_reg_test reg_test_82580[] = { { E1000_TDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { E1000_TDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, - { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, - { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, + { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, + { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, @@ -1132,8 +1129,10 @@ static struct igb_reg_test reg_test_82576[] = { { E1000_RDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { E1000_RDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, /* Enable all RX queues before testing. */ - { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, - { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, + { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, + E1000_RXDCTL_QUEUE_ENABLE }, + { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, + E1000_RXDCTL_QUEUE_ENABLE }, /* RDH is read-only for 82576, only test RDT. */ { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { E1000_RDT(4), 0x40, 12, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, @@ -1149,14 +1148,14 @@ static struct igb_reg_test reg_test_82576[] = { { E1000_TDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { E1000_TDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, - { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, - { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, + { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, + { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, { E1000_RA, 0, 16, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, { E1000_RA2, 0, 8, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, { E1000_RA2, 0, 8, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, - { E1000_MTA, 0, 128,TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, + { E1000_MTA, 0, 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { 0, 0, 0, 0 } }; @@ -1170,7 +1169,8 @@ static struct igb_reg_test reg_test_82575[] = { { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, /* Enable all four RX queues before testing. */ - { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, + { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, + E1000_RXDCTL_QUEUE_ENABLE }, /* RDH is read-only for 82575, only test RDT. */ { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 }, @@ -1196,8 +1196,8 @@ static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, { struct e1000_hw *hw = &adapter->hw; u32 pat, val; - static const u32 _test[] = - {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; + static const u32 _test[] = { + 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { wr32(reg, (_test[pat] & write)); val = rd32(reg) & mask; @@ -1206,11 +1206,11 @@ static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, "pattern test reg %04X failed: got 0x%08X expected 0x%08X\n", reg, val, (_test[pat] & write & mask)); *data = reg; - return 1; + return true; } } - return 0; + return false; } static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data, @@ -1218,17 +1218,18 @@ static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data, { struct e1000_hw *hw = &adapter->hw; u32 val; + wr32(reg, write & mask); val = rd32(reg); if ((write & mask) != (val & mask)) { dev_err(&adapter->pdev->dev, - "set/check reg %04X test failed: got 0x%08X expected 0x%08X\n", reg, - (val & mask), (write & mask)); + "set/check reg %04X test failed: got 0x%08X expected 0x%08X\n", + reg, (val & mask), (write & mask)); *data = reg; - return 1; + return true; } - return 0; + return false; } #define REG_PATTERN_TEST(reg, mask, write) \ @@ -1387,14 +1388,14 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data) /* Hook up test interrupt handler just for this test */ if (adapter->flags & IGB_FLAG_HAS_MSIX) { if (request_irq(adapter->msix_entries[0].vector, - igb_test_intr, 0, netdev->name, adapter)) { + igb_test_intr, 0, netdev->name, adapter)) { *data = 1; return -1; } } else if (adapter->flags & IGB_FLAG_HAS_MSI) { shared_int = false; if (request_irq(irq, - igb_test_intr, 0, netdev->name, adapter)) { + igb_test_intr, 0, netdev->name, adapter)) { *data = 1; return -1; } @@ -1412,7 +1413,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data) /* Disable all the interrupts */ wr32(E1000_IMC, ~0); wrfl(); - msleep(10); + usleep_range(10000, 11000); /* Define all writable bits for ICS */ switch (hw->mac.type) { @@ -1459,7 +1460,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data) wr32(E1000_IMC, mask); wr32(E1000_ICS, mask); wrfl(); - msleep(10); + usleep_range(10000, 11000); if (adapter->test_icr & mask) { *data = 3; @@ -1481,7 +1482,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data) wr32(E1000_IMS, mask); wr32(E1000_ICS, mask); wrfl(); - msleep(10); + usleep_range(10000, 11000); if (!(adapter->test_icr & mask)) { *data = 4; @@ -1503,7 +1504,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data) wr32(E1000_IMC, ~mask); wr32(E1000_ICS, ~mask); wrfl(); - msleep(10); + usleep_range(10000, 11000); if (adapter->test_icr & mask) { *data = 5; @@ -1515,7 +1516,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data) /* Disable all the interrupts */ wr32(E1000_IMC, ~0); wrfl(); - msleep(10); + usleep_range(10000, 11000); /* Unhook test interrupt handler */ if (adapter->flags & IGB_FLAG_HAS_MSIX) @@ -1949,6 +1950,7 @@ static int igb_link_test(struct igb_adapter *adapter, u64 *data) *data = 0; if (hw->phy.media_type == e1000_media_type_internal_serdes) { int i = 0; + hw->mac.serdes_has_link = false; /* On some blade server designs, link establishment @@ -2413,9 +2415,11 @@ static int igb_get_rss_hash_opts(struct igb_adapter *adapter, switch (cmd->flow_type) { case TCP_V4_FLOW: cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* Fall through */ case UDP_V4_FLOW: if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV4_UDP) cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* Fall through */ case SCTP_V4_FLOW: case AH_ESP_V4_FLOW: case AH_V4_FLOW: @@ -2425,9 +2429,11 @@ static int igb_get_rss_hash_opts(struct igb_adapter *adapter, break; case TCP_V6_FLOW: cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* Fall through */ case UDP_V6_FLOW: if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV6_UDP) cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* Fall through */ case SCTP_V6_FLOW: case AH_ESP_V6_FLOW: case AH_V6_FLOW: @@ -3029,5 +3035,5 @@ static const struct ethtool_ops igb_ethtool_ops = { void igb_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops); + netdev->ethtool_ops = &igb_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/igb/igb_hwmon.c b/drivers/net/ethernet/intel/igb/igb_hwmon.c index 8333f67acf96..44b6a68f1af7 100644 --- a/drivers/net/ethernet/intel/igb/igb_hwmon.c +++ b/drivers/net/ethernet/intel/igb/igb_hwmon.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #include "igb.h" #include "e1000_82575.h" diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index fb98d4602f9d..bfcda8a455f4 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1,28 +1,25 @@ -/******************************************************************************* - - Intel(R) Gigabit Ethernet Linux driver - Copyright(c) 2007-2014 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, see <http://www.gnu.org/licenses/>. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ +/* Intel(R) Gigabit Ethernet Linux driver + * Copyright(c) 2007-2014 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, see <http://www.gnu.org/licenses/>. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -75,7 +72,7 @@ static const struct e1000_info *igb_info_tbl[] = { [board_82575] = &e1000_82575_info, }; -static DEFINE_PCI_DEVICE_TABLE(igb_pci_tbl) = { +static const struct pci_device_id igb_pci_tbl[] = { { PCI_VDEVICE(INTEL, E1000_DEV_ID_I354_BACKPLANE_1GBPS) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I354_SGMII) }, { PCI_VDEVICE(INTEL, E1000_DEV_ID_I354_BACKPLANE_2_5GBPS) }, @@ -117,7 +114,6 @@ static DEFINE_PCI_DEVICE_TABLE(igb_pci_tbl) = { MODULE_DEVICE_TABLE(pci, igb_pci_tbl); -void igb_reset(struct igb_adapter *); static int igb_setup_all_tx_resources(struct igb_adapter *); static int igb_setup_all_rx_resources(struct igb_adapter *); static void igb_free_all_tx_resources(struct igb_adapter *); @@ -141,7 +137,7 @@ static void igb_watchdog(unsigned long); static void igb_watchdog_task(struct work_struct *); static netdev_tx_t igb_xmit_frame(struct sk_buff *skb, struct net_device *); static struct rtnl_link_stats64 *igb_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *stats); + struct rtnl_link_stats64 *stats); static int igb_change_mtu(struct net_device *, int); static int igb_set_mac(struct net_device *, void *); static void igb_set_uta(struct igb_adapter *adapter); @@ -159,7 +155,8 @@ static bool igb_clean_rx_irq(struct igb_q_vector *, int); static int igb_ioctl(struct net_device *, struct ifreq *, int cmd); static void igb_tx_timeout(struct net_device *); static void igb_reset_task(struct work_struct *); -static void igb_vlan_mode(struct net_device *netdev, netdev_features_t features); +static void igb_vlan_mode(struct net_device *netdev, + netdev_features_t features); static int igb_vlan_rx_add_vid(struct net_device *, __be16, u16); static int igb_vlan_rx_kill_vid(struct net_device *, __be16, u16); static void igb_restore_vlan(struct igb_adapter *); @@ -215,10 +212,9 @@ static struct notifier_block dca_notifier = { static void igb_netpoll(struct net_device *); #endif #ifdef CONFIG_PCI_IOV -static unsigned int max_vfs = 0; +static unsigned int max_vfs; module_param(max_vfs, uint, 0); -MODULE_PARM_DESC(max_vfs, "Maximum number of virtual functions to allocate " - "per physical function"); +MODULE_PARM_DESC(max_vfs, "Maximum number of virtual functions to allocate per physical function"); #endif /* CONFIG_PCI_IOV */ static pci_ers_result_t igb_io_error_detected(struct pci_dev *, @@ -384,8 +380,7 @@ static void igb_dump(struct igb_adapter *adapter) /* Print netdevice Info */ if (netdev) { dev_info(&adapter->pdev->dev, "Net device Info\n"); - pr_info("Device Name state trans_start " - "last_rx\n"); + pr_info("Device Name state trans_start last_rx\n"); pr_info("%-15s %016lX %016lX %016lX\n", netdev->name, netdev->state, netdev->trans_start, netdev->last_rx); } @@ -438,9 +433,7 @@ static void igb_dump(struct igb_adapter *adapter) pr_info("------------------------------------\n"); pr_info("TX QUEUE INDEX = %d\n", tx_ring->queue_index); pr_info("------------------------------------\n"); - pr_info("T [desc] [address 63:0 ] [PlPOCIStDDM Ln] " - "[bi->dma ] leng ntw timestamp " - "bi->skb\n"); + pr_info("T [desc] [address 63:0 ] [PlPOCIStDDM Ln] [bi->dma ] leng ntw timestamp bi->skb\n"); for (i = 0; tx_ring->desc && (i < tx_ring->count); i++) { const char *next_desc; @@ -458,9 +451,8 @@ static void igb_dump(struct igb_adapter *adapter) else next_desc = ""; - pr_info("T [0x%03X] %016llX %016llX %016llX" - " %04X %p %016llX %p%s\n", i, - le64_to_cpu(u0->a), + pr_info("T [0x%03X] %016llX %016llX %016llX %04X %p %016llX %p%s\n", + i, le64_to_cpu(u0->a), le64_to_cpu(u0->b), (u64)dma_unmap_addr(buffer_info, dma), dma_unmap_len(buffer_info, len), @@ -519,10 +511,8 @@ rx_ring_summary: pr_info("------------------------------------\n"); pr_info("RX QUEUE INDEX = %d\n", rx_ring->queue_index); pr_info("------------------------------------\n"); - pr_info("R [desc] [ PktBuf A0] [ HeadBuf DD] " - "[bi->dma ] [bi->skb] <-- Adv Rx Read format\n"); - pr_info("RWB[desc] [PcsmIpSHl PtRs] [vl er S cks ln] -----" - "----------- [bi->skb] <-- Adv Rx Write-Back format\n"); + pr_info("R [desc] [ PktBuf A0] [ HeadBuf DD] [bi->dma ] [bi->skb] <-- Adv Rx Read format\n"); + pr_info("RWB[desc] [PcsmIpSHl PtRs] [vl er S cks ln] ---------------- [bi->skb] <-- Adv Rx Write-Back format\n"); for (i = 0; i < rx_ring->count; i++) { const char *next_desc; @@ -584,7 +574,7 @@ static int igb_get_i2c_data(void *data) struct e1000_hw *hw = &adapter->hw; s32 i2cctl = rd32(E1000_I2CPARAMS); - return ((i2cctl & E1000_I2C_DATA_IN) != 0); + return !!(i2cctl & E1000_I2C_DATA_IN); } /** @@ -648,7 +638,7 @@ static int igb_get_i2c_clk(void *data) struct e1000_hw *hw = &adapter->hw; s32 i2cctl = rd32(E1000_I2CPARAMS); - return ((i2cctl & E1000_I2C_CLK_IN) != 0); + return !!(i2cctl & E1000_I2C_CLK_IN); } static const struct i2c_algo_bit_data igb_i2c_algo = { @@ -681,9 +671,9 @@ struct net_device *igb_get_hw_dev(struct e1000_hw *hw) static int __init igb_init_module(void) { int ret; + pr_info("%s - version %s\n", igb_driver_string, igb_driver_version); - pr_info("%s\n", igb_copyright); #ifdef CONFIG_IGB_DCA @@ -736,12 +726,14 @@ static void igb_cache_ring_register(struct igb_adapter *adapter) adapter->rx_ring[i]->reg_idx = rbase_offset + Q_IDX_82576(i); } + /* Fall through */ case e1000_82575: case e1000_82580: case e1000_i350: case e1000_i354: case e1000_i210: case e1000_i211: + /* Fall through */ default: for (; i < adapter->num_rx_queues; i++) adapter->rx_ring[i]->reg_idx = rbase_offset + i; @@ -1292,8 +1284,7 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter, if (adapter->hw.mac.type >= e1000_82576) set_bit(IGB_RING_FLAG_RX_SCTP_CSUM, &ring->flags); - /* - * On i350, i354, i210, and i211, loopback VLAN packets + /* On i350, i354, i210, and i211, loopback VLAN packets * have the tag byte-swapped. */ if (adapter->hw.mac.type >= e1000_i350) @@ -1345,6 +1336,7 @@ static int igb_alloc_q_vectors(struct igb_adapter *adapter) for (; v_idx < q_vectors; v_idx++) { int rqpv = DIV_ROUND_UP(rxr_remaining, q_vectors - v_idx); int tqpv = DIV_ROUND_UP(txr_remaining, q_vectors - v_idx); + err = igb_alloc_q_vector(adapter, q_vectors, v_idx, tqpv, txr_idx, rqpv, rxr_idx); @@ -1484,6 +1476,7 @@ static void igb_irq_disable(struct igb_adapter *adapter) */ if (adapter->flags & IGB_FLAG_HAS_MSIX) { u32 regval = rd32(E1000_EIAM); + wr32(E1000_EIAM, regval & ~adapter->eims_enable_mask); wr32(E1000_EIMC, adapter->eims_enable_mask); regval = rd32(E1000_EIAC); @@ -1495,6 +1488,7 @@ static void igb_irq_disable(struct igb_adapter *adapter) wrfl(); if (adapter->flags & IGB_FLAG_HAS_MSIX) { int i; + for (i = 0; i < adapter->num_q_vectors; i++) synchronize_irq(adapter->msix_entries[i].vector); } else { @@ -1513,6 +1507,7 @@ static void igb_irq_enable(struct igb_adapter *adapter) if (adapter->flags & IGB_FLAG_HAS_MSIX) { u32 ims = E1000_IMS_LSC | E1000_IMS_DOUTSYNC | E1000_IMS_DRSTA; u32 regval = rd32(E1000_EIAC); + wr32(E1000_EIAC, regval | adapter->eims_enable_mask); regval = rd32(E1000_EIAM); wr32(E1000_EIAM, regval | adapter->eims_enable_mask); @@ -1745,6 +1740,7 @@ int igb_up(struct igb_adapter *adapter) /* notify VFs that reset has been completed */ if (adapter->vfs_allocated_count) { u32 reg_data = rd32(E1000_CTRL_EXT); + reg_data |= E1000_CTRL_EXT_PFRSTD; wr32(E1000_CTRL_EXT, reg_data); } @@ -1787,7 +1783,7 @@ void igb_down(struct igb_adapter *adapter) wr32(E1000_TCTL, tctl); /* flush both disables and wait for them to finish */ wrfl(); - msleep(10); + usleep_range(10000, 11000); igb_irq_disable(adapter); @@ -1827,7 +1823,7 @@ void igb_reinit_locked(struct igb_adapter *adapter) { WARN_ON(in_interrupt()); while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); igb_down(adapter); igb_up(adapter); clear_bit(__IGB_RESETTING, &adapter->state); @@ -1960,6 +1956,7 @@ void igb_reset(struct igb_adapter *adapter) /* disable receive for all VFs and wait one second */ if (adapter->vfs_allocated_count) { int i; + for (i = 0 ; i < adapter->vfs_allocated_count; i++) adapter->vf_data[i].flags &= IGB_VF_FLAG_PF_SET_MAC; @@ -2529,7 +2526,8 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } /* let the f/w know that the h/w is now under the control of the - * driver. */ + * driver. + */ igb_get_hw_control(adapter); strcpy(netdev->name, "eth%d"); @@ -3077,6 +3075,7 @@ static int __igb_open(struct net_device *netdev, bool resuming) /* notify VFs that reset has been completed */ if (adapter->vfs_allocated_count) { u32 reg_data = rd32(E1000_CTRL_EXT); + reg_data |= E1000_CTRL_EXT_PFRSTD; wr32(E1000_CTRL_EXT, reg_data); } @@ -3248,7 +3247,7 @@ void igb_setup_tctl(struct igb_adapter *adapter) * Configure a transmit ring after a reset. **/ void igb_configure_tx_ring(struct igb_adapter *adapter, - struct igb_ring *ring) + struct igb_ring *ring) { struct e1000_hw *hw = &adapter->hw; u32 txdctl = 0; @@ -3389,7 +3388,8 @@ static void igb_setup_mrqc(struct igb_adapter *adapter) if (adapter->rss_indir_tbl_init != num_rx_queues) { for (j = 0; j < IGB_RETA_SIZE; j++) - adapter->rss_indir_tbl[j] = (j * num_rx_queues) / IGB_RETA_SIZE; + adapter->rss_indir_tbl[j] = + (j * num_rx_queues) / IGB_RETA_SIZE; adapter->rss_indir_tbl_init = num_rx_queues; } igb_write_rss_indir_tbl(adapter); @@ -3430,6 +3430,7 @@ static void igb_setup_mrqc(struct igb_adapter *adapter) if (hw->mac.type > e1000_82575) { /* Set the default pool for the PF's first queue */ u32 vtctl = rd32(E1000_VT_CTL); + vtctl &= ~(E1000_VT_CTL_DEFAULT_POOL_MASK | E1000_VT_CTL_DISABLE_DEF_POOL); vtctl |= adapter->vfs_allocated_count << @@ -3511,7 +3512,7 @@ void igb_setup_rctl(struct igb_adapter *adapter) } static inline int igb_set_vf_rlpml(struct igb_adapter *adapter, int size, - int vfn) + int vfn) { struct e1000_hw *hw = &adapter->hw; u32 vmolr; @@ -4058,7 +4059,8 @@ static void igb_check_wvbr(struct igb_adapter *adapter) switch (hw->mac.type) { case e1000_82576: case e1000_i350: - if (!(wvbr = rd32(E1000_WVBR))) + wvbr = rd32(E1000_WVBR); + if (!wvbr) return; break; default: @@ -4077,7 +4079,7 @@ static void igb_spoof_check(struct igb_adapter *adapter) if (!adapter->wvbr) return; - for(j = 0; j < adapter->vfs_allocated_count; j++) { + for (j = 0; j < adapter->vfs_allocated_count; j++) { if (adapter->wvbr & (1 << j) || adapter->wvbr & (1 << (j + IGB_STAGGERED_QUEUE_OFFSET))) { dev_warn(&adapter->pdev->dev, @@ -4209,14 +4211,15 @@ static void igb_watchdog_task(struct work_struct *work) if (!netif_carrier_ok(netdev)) { u32 ctrl; + hw->mac.ops.get_speed_and_duplex(hw, &adapter->link_speed, &adapter->link_duplex); ctrl = rd32(E1000_CTRL); /* Links status message must follow this format */ - printk(KERN_INFO "igb: %s NIC Link is Up %d Mbps %s " - "Duplex, Flow Control: %s\n", + netdev_info(netdev, + "igb: %s NIC Link is Up %d Mbps %s Duplex, Flow Control: %s\n", netdev->name, adapter->link_speed, adapter->link_duplex == FULL_DUPLEX ? @@ -4242,11 +4245,8 @@ static void igb_watchdog_task(struct work_struct *work) /* check for thermal sensor event */ if (igb_thermal_sensor_event(hw, - E1000_THSTAT_LINK_THROTTLE)) { - netdev_info(netdev, "The network adapter link " - "speed was downshifted because it " - "overheated\n"); - } + E1000_THSTAT_LINK_THROTTLE)) + netdev_info(netdev, "The network adapter link speed was downshifted because it overheated\n"); /* adjust timeout factor according to speed/duplex */ adapter->tx_timeout_factor = 1; @@ -4277,12 +4277,11 @@ static void igb_watchdog_task(struct work_struct *work) /* check for thermal sensor event */ if (igb_thermal_sensor_event(hw, E1000_THSTAT_PWR_DOWN)) { - netdev_err(netdev, "The network adapter was " - "stopped because it overheated\n"); + netdev_err(netdev, "The network adapter was stopped because it overheated\n"); } /* Links status message must follow this format */ - printk(KERN_INFO "igb: %s NIC Link is Down\n", + netdev_info(netdev, "igb: %s NIC Link is Down\n", netdev->name); netif_carrier_off(netdev); @@ -4344,6 +4343,7 @@ static void igb_watchdog_task(struct work_struct *work) /* Cause software interrupt to ensure Rx ring is cleaned */ if (adapter->flags & IGB_FLAG_HAS_MSIX) { u32 eics = 0; + for (i = 0; i < adapter->num_q_vectors; i++) eics |= adapter->q_vector[i]->eims_value; wr32(E1000_EICS, eics); @@ -4483,13 +4483,12 @@ static void igb_update_itr(struct igb_q_vector *q_vector, case low_latency: /* 50 usec aka 20000 ints/s */ if (bytes > 10000) { /* this if handles the TSO accounting */ - if (bytes/packets > 8000) { + if (bytes/packets > 8000) itrval = bulk_latency; - } else if ((packets < 10) || ((bytes/packets) > 1200)) { + else if ((packets < 10) || ((bytes/packets) > 1200)) itrval = bulk_latency; - } else if ((packets > 35)) { + else if ((packets > 35)) itrval = lowest_latency; - } } else if (bytes/packets > 2000) { itrval = bulk_latency; } else if (packets <= 2 && bytes < 512) { @@ -4675,6 +4674,7 @@ static void igb_tx_csum(struct igb_ring *tx_ring, struct igb_tx_buffer *first) return; } else { u8 l4_hdr = 0; + switch (first->protocol) { case htons(ETH_P_IP): vlan_macip_lens |= skb_network_header_len(skb); @@ -4962,6 +4962,7 @@ netdev_tx_t igb_xmit_frame_ring(struct sk_buff *skb, */ if (NETDEV_FRAG_PAGE_MAX_SIZE > IGB_MAX_DATA_PER_TXD) { unsigned short f; + for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size); } else { @@ -5140,7 +5141,7 @@ static int igb_change_mtu(struct net_device *netdev, int new_mtu) max_frame = ETH_FRAME_LEN + ETH_FCS_LEN; while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); + usleep_range(1000, 2000); /* igb_down has a dependency on max_frame_size */ adapter->max_frame_size = max_frame; @@ -5193,8 +5194,10 @@ void igb_update_stats(struct igb_adapter *adapter, rcu_read_lock(); for (i = 0; i < adapter->num_rx_queues; i++) { - u32 rqdpc = rd32(E1000_RQDPC(i)); struct igb_ring *ring = adapter->rx_ring[i]; + u32 rqdpc = rd32(E1000_RQDPC(i)); + if (hw->mac.type >= e1000_i210) + wr32(E1000_RQDPC(i), 0); if (rqdpc) { ring->rx_stats.drops += rqdpc; @@ -5619,6 +5622,7 @@ static int igb_set_vf_promisc(struct igb_adapter *adapter, u32 *msgbuf, u32 vf) vmolr |= E1000_VMOLR_MPME; } else if (vf_data->num_vf_mc_hashes) { int j; + vmolr |= E1000_VMOLR_ROMPE; for (j = 0; j < vf_data->num_vf_mc_hashes; j++) igb_mta_set(hw, vf_data->vf_mc_hashes[j]); @@ -5670,6 +5674,7 @@ static void igb_restore_vf_multicasts(struct igb_adapter *adapter) for (i = 0; i < adapter->vfs_allocated_count; i++) { u32 vmolr = rd32(E1000_VMOLR(i)); + vmolr &= ~(E1000_VMOLR_ROMPE | E1000_VMOLR_MPME); vf_data = &adapter->vf_data[i]; @@ -5768,6 +5773,7 @@ static s32 igb_vlvf_set(struct igb_adapter *adapter, u32 vid, bool add, u32 vf) if (!adapter->vf_data[vf].vlans_enabled) { u32 size; + reg = rd32(E1000_VMOLR(vf)); size = reg & E1000_VMOLR_RLPML_MASK; size += 4; @@ -5796,6 +5802,7 @@ static s32 igb_vlvf_set(struct igb_adapter *adapter, u32 vid, bool add, u32 vf) adapter->vf_data[vf].vlans_enabled--; if (!adapter->vf_data[vf].vlans_enabled) { u32 size; + reg = rd32(E1000_VMOLR(vf)); size = reg & E1000_VMOLR_RLPML_MASK; size -= 4; @@ -5900,8 +5907,8 @@ static int igb_set_vf_vlan(struct igb_adapter *adapter, u32 *msgbuf, u32 vf) */ if (!add && (adapter->netdev->flags & IFF_PROMISC)) { u32 vlvf, bits; - int regndx = igb_find_vlvf_entry(adapter, vid); + if (regndx < 0) goto out; /* See if any other pools are set for this VLAN filter @@ -6492,7 +6499,7 @@ static void igb_reuse_rx_page(struct igb_ring *rx_ring, rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0; /* transfer page from old buffer to new buffer */ - memcpy(new_buff, old_buff, sizeof(struct igb_rx_buffer)); + *new_buff = *old_buff; /* sync the buffer for use by the device */ dma_sync_single_range_for_device(rx_ring->dev, old_buff->dma, @@ -6961,6 +6968,7 @@ static void igb_process_skb_fields(struct igb_ring *rx_ring, if ((dev->features & NETIF_F_HW_VLAN_CTAG_RX) && igb_test_staterr(rx_desc, E1000_RXD_STAT_VP)) { u16 vid; + if (igb_test_staterr(rx_desc, E1000_RXDEXT_STATERR_LB) && test_bit(IGB_RING_FLAG_RX_LB_VLAN_BSWAP, &rx_ring->flags)) vid = be16_to_cpu(rx_desc->wb.upper.vlan); @@ -7049,7 +7057,7 @@ static bool igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget) if (cleaned_count) igb_alloc_rx_buffers(rx_ring, cleaned_count); - return (total_packets < budget); + return total_packets < budget; } static bool igb_alloc_mapped_page(struct igb_ring *rx_ring, @@ -7170,7 +7178,7 @@ static int igb_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) break; case SIOCGMIIREG: if (igb_read_phy_reg(&adapter->hw, data->reg_num & 0x1F, - &data->val_out)) + &data->val_out)) return -EIO; break; case SIOCSMIIREG: @@ -7953,11 +7961,13 @@ static void igb_vmm_control(struct igb_adapter *adapter) reg = rd32(E1000_DTXCTL); reg |= E1000_DTXCTL_VLAN_ADDED; wr32(E1000_DTXCTL, reg); + /* Fall through */ case e1000_82580: /* enable replication vlan tag stripping */ reg = rd32(E1000_RPLOLR); reg |= E1000_RPLOLR_STRVLAN; wr32(E1000_RPLOLR, reg); + /* Fall through */ case e1000_i350: /* none of the above registers are supported by i350 */ break; @@ -8047,6 +8057,7 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba) } /* endif adapter->dmac is not disabled */ } else if (hw->mac.type == e1000_82580) { u32 reg = rd32(E1000_PCIEMISC); + wr32(E1000_PCIEMISC, reg & ~E1000_PCIEMISC_LX_DECISION); wr32(E1000_DMACR, 0); } diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index 9209d652e1c9..ab25e49365f7 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -389,7 +389,7 @@ static void igb_ptp_tx_work(struct work_struct *work) adapter->ptp_tx_skb = NULL; clear_bit_unlock(__IGB_PTP_TX_IN_PROGRESS, &adapter->state); adapter->tx_hwtstamp_timeouts++; - dev_warn(&adapter->pdev->dev, "clearing Tx timestamp hang"); + dev_warn(&adapter->pdev->dev, "clearing Tx timestamp hang\n"); return; } @@ -451,7 +451,7 @@ void igb_ptp_rx_hang(struct igb_adapter *adapter) rd32(E1000_RXSTMPH); adapter->last_rx_ptp_check = jiffies; adapter->rx_hwtstamp_cleared++; - dev_warn(&adapter->pdev->dev, "clearing Rx timestamp hang"); + dev_warn(&adapter->pdev->dev, "clearing Rx timestamp hang\n"); } } diff --git a/drivers/net/ethernet/intel/igbvf/ethtool.c b/drivers/net/ethernet/intel/igbvf/ethtool.c index 90eef07943f4..f58170bae18b 100644 --- a/drivers/net/ethernet/intel/igbvf/ethtool.c +++ b/drivers/net/ethernet/intel/igbvf/ethtool.c @@ -476,5 +476,5 @@ static const struct ethtool_ops igbvf_ethtool_ops = { void igbvf_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &igbvf_ethtool_ops); + netdev->ethtool_ops = &igbvf_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c b/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c index dbb7dd2f8e36..1da2d987d370 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c @@ -656,5 +656,5 @@ static const struct ethtool_ops ixgb_ethtool_ops = { void ixgb_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &ixgb_ethtool_ops); + netdev->ethtool_ops = &ixgb_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 1a12c1dd7a27..c688c8a4c063 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -155,7 +155,6 @@ struct vf_data_storage { struct vf_macvlans { struct list_head l; int vf; - int rar_entry; bool free; bool is_macvlan; u8 vf_macvlan[ETH_ALEN]; @@ -256,7 +255,6 @@ struct ixgbe_ring { struct ixgbe_tx_buffer *tx_buffer_info; struct ixgbe_rx_buffer *rx_buffer_info; }; - unsigned long last_rx_timestamp; unsigned long state; u8 __iomem *tail; dma_addr_t dma; /* phys. address of descriptor ring */ @@ -614,6 +612,15 @@ static inline void ixgbe_write_tail(struct ixgbe_ring *ring, u32 value) #define MAX_MSIX_VECTORS_82598 18 #define MAX_Q_VECTORS_82598 16 +struct ixgbe_mac_addr { + u8 addr[ETH_ALEN]; + u16 queue; + u16 state; /* bitmask */ +}; +#define IXGBE_MAC_STATE_DEFAULT 0x1 +#define IXGBE_MAC_STATE_MODIFIED 0x2 +#define IXGBE_MAC_STATE_IN_USE 0x4 + #define MAX_Q_VECTORS MAX_Q_VECTORS_82599 #define MAX_MSIX_COUNT MAX_MSIX_VECTORS_82599 @@ -770,6 +777,7 @@ struct ixgbe_adapter { unsigned long ptp_tx_start; unsigned long last_overflow_check; unsigned long last_rx_ptp_check; + unsigned long last_rx_timestamp; spinlock_t tmreg_lock; struct cyclecounter cc; struct timecounter tc; @@ -785,6 +793,7 @@ struct ixgbe_adapter { u32 timer_event_accumulator; u32 vferr_refcount; + struct ixgbe_mac_addr *mac_table; struct kobject *info_kobj; #ifdef CONFIG_IXGBE_HWMON struct hwmon_buff *ixgbe_hwmon_buff; @@ -863,6 +872,13 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter); int ixgbe_init_interrupt_scheme(struct ixgbe_adapter *adapter); int ixgbe_wol_supported(struct ixgbe_adapter *adapter, u16 device_id, u16 subdevice_id); +#ifdef CONFIG_PCI_IOV +void ixgbe_full_sync_mac_table(struct ixgbe_adapter *adapter); +#endif +int ixgbe_add_mac_filter(struct ixgbe_adapter *adapter, + u8 *addr, u16 queue); +int ixgbe_del_mac_filter(struct ixgbe_adapter *adapter, + u8 *addr, u16 queue); void ixgbe_clear_interrupt_scheme(struct ixgbe_adapter *adapter); netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *, struct ixgbe_adapter *, struct ixgbe_ring *); @@ -944,24 +960,7 @@ void ixgbe_ptp_init(struct ixgbe_adapter *adapter); void ixgbe_ptp_stop(struct ixgbe_adapter *adapter); void ixgbe_ptp_overflow_check(struct ixgbe_adapter *adapter); void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter); -void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector, - struct sk_buff *skb); -static inline void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring, - union ixgbe_adv_rx_desc *rx_desc, - struct sk_buff *skb) -{ - if (unlikely(!ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_STAT_TS))) - return; - - __ixgbe_ptp_rx_hwtstamp(rx_ring->q_vector, skb); - - /* - * Update the last_rx_timestamp timer in order to enable watchdog check - * for error case of latched timestamp on a dropped packet. - */ - rx_ring->last_rx_timestamp = jiffies; -} - +void ixgbe_ptp_rx_hwtstamp(struct ixgbe_adapter *adapter, struct sk_buff *skb); int ixgbe_ptp_set_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr); int ixgbe_ptp_get_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr); void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c index 4c78ea8946c1..1c52e4753480 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c @@ -337,19 +337,25 @@ static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw) int i; bool link_up; - /* - * Validate the water mark configuration for packet buffer 0. Zero - * water marks indicate that the packet buffer was not configured - * and the watermarks for packet buffer 0 should always be configured. - */ - if (!hw->fc.low_water || - !hw->fc.high_water[0] || - !hw->fc.pause_time) { - hw_dbg(hw, "Invalid water mark configuration\n"); + /* Validate the water mark configuration */ + if (!hw->fc.pause_time) { ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; goto out; } + /* Low water mark of zero causes XOFF floods */ + for (i = 0; i < MAX_TRAFFIC_CLASS; i++) { + if ((hw->fc.current_mode & ixgbe_fc_tx_pause) && + hw->fc.high_water[i]) { + if (!hw->fc.low_water[i] || + hw->fc.low_water[i] >= hw->fc.high_water[i]) { + hw_dbg(hw, "Invalid water mark configuration\n"); + ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; + goto out; + } + } + } + /* * On 82598 having Rx FC on causes resets while doing 1G * so if it's on turn it off once we know link_speed. For @@ -432,12 +438,11 @@ static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw) IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl_reg); IXGBE_WRITE_REG(hw, IXGBE_RMCS, rmcs_reg); - fcrtl = (hw->fc.low_water << 10) | IXGBE_FCRTL_XONE; - /* Set up and enable Rx high/low water mark thresholds, enable XON. */ for (i = 0; i < MAX_TRAFFIC_CLASS; i++) { if ((hw->fc.current_mode & ixgbe_fc_tx_pause) && hw->fc.high_water[i]) { + fcrtl = (hw->fc.low_water[i] << 10) | IXGBE_FCRTL_XONE; fcrth = (hw->fc.high_water[i] << 10) | IXGBE_FCRTH_FCEN; IXGBE_WRITE_REG(hw, IXGBE_FCRTL(i), fcrtl); IXGBE_WRITE_REG(hw, IXGBE_FCRTH(i), fcrth); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index 24fba39e194e..bdc55819179d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -271,6 +271,7 @@ out: **/ s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw) { + s32 ret_val; u32 ctrl_ext; /* Set the media type */ @@ -292,12 +293,15 @@ s32 ixgbe_start_hw_generic(struct ixgbe_hw *hw) IXGBE_WRITE_FLUSH(hw); /* Setup flow control */ - ixgbe_setup_fc(hw); + ret_val = ixgbe_setup_fc(hw); + if (!ret_val) + goto out; /* Clear adapter stopped flag */ hw->adapter_stopped = false; - return 0; +out: + return ret_val; } /** @@ -1195,7 +1199,7 @@ static s32 ixgbe_detect_eeprom_page_size_generic(struct ixgbe_hw *hw, */ hw->eeprom.word_page_size = IXGBE_EEPROM_PAGE_SIZE_MAX - data[0]; - hw_dbg(hw, "Detected EEPROM page size = %d words.", + hw_dbg(hw, "Detected EEPROM page size = %d words.\n", hw->eeprom.word_page_size); out: return status; @@ -2106,19 +2110,25 @@ s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw) u32 fcrtl, fcrth; int i; - /* - * Validate the water mark configuration for packet buffer 0. Zero - * water marks indicate that the packet buffer was not configured - * and the watermarks for packet buffer 0 should always be configured. - */ - if (!hw->fc.low_water || - !hw->fc.high_water[0] || - !hw->fc.pause_time) { - hw_dbg(hw, "Invalid water mark configuration\n"); + /* Validate the water mark configuration. */ + if (!hw->fc.pause_time) { ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; goto out; } + /* Low water mark of zero causes XOFF floods */ + for (i = 0; i < MAX_TRAFFIC_CLASS; i++) { + if ((hw->fc.current_mode & ixgbe_fc_tx_pause) && + hw->fc.high_water[i]) { + if (!hw->fc.low_water[i] || + hw->fc.low_water[i] >= hw->fc.high_water[i]) { + hw_dbg(hw, "Invalid water mark configuration\n"); + ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; + goto out; + } + } + } + /* Negotiate the fc mode to use */ ixgbe_fc_autoneg(hw); @@ -2181,12 +2191,11 @@ s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw) IXGBE_WRITE_REG(hw, IXGBE_MFLCN, mflcn_reg); IXGBE_WRITE_REG(hw, IXGBE_FCCFG, fccfg_reg); - fcrtl = (hw->fc.low_water << 10) | IXGBE_FCRTL_XONE; - /* Set up and enable Rx high/low water mark thresholds, enable XON. */ for (i = 0; i < MAX_TRAFFIC_CLASS; i++) { if ((hw->fc.current_mode & ixgbe_fc_tx_pause) && hw->fc.high_water[i]) { + fcrtl = (hw->fc.low_water[i] << 10) | IXGBE_FCRTL_XONE; IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), fcrtl); fcrth = (hw->fc.high_water[i] << 10) | IXGBE_FCRTH_FCEN; } else { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h index f12c40fb5537..d15ff2e5edb7 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.h @@ -141,8 +141,6 @@ static inline bool ixgbe_removed(void __iomem *addr) return unlikely(!addr); } -void ixgbe_check_remove(struct ixgbe_hw *hw, u32 reg); - static inline void ixgbe_write_reg(struct ixgbe_hw *hw, u32 reg, u32 value) { u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr); @@ -172,18 +170,7 @@ static inline void ixgbe_write_reg64(struct ixgbe_hw *hw, u32 reg, u64 value) } #define IXGBE_WRITE_REG64(a, reg, value) ixgbe_write_reg64((a), (reg), (value)) -static inline u32 ixgbe_read_reg(struct ixgbe_hw *hw, u32 reg) -{ - u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr); - u32 value; - - if (ixgbe_removed(reg_addr)) - return IXGBE_FAILED_READ_REG; - value = readl(reg_addr + reg); - if (unlikely(value == IXGBE_FAILED_READ_REG)) - ixgbe_check_remove(hw, reg); - return value; -} +u32 ixgbe_read_reg(struct ixgbe_hw *hw, u32 reg); #define IXGBE_READ_REG(a, reg) ixgbe_read_reg((a), (reg)) #define IXGBE_WRITE_REG_ARRAY(a, reg, offset, value) \ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c index 7a77f37a7cbc..d3ba63f9ad37 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c @@ -208,7 +208,6 @@ s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *hw, u8 pfc_en) IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg); - fcrtl = (hw->fc.low_water << 10) | IXGBE_FCRTL_XONE; /* Configure PFC Tx thresholds per TC */ for (i = 0; i < MAX_TRAFFIC_CLASS; i++) { if (!(pfc_en & (1 << i))) { @@ -217,6 +216,7 @@ s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *hw, u8 pfc_en) continue; } + fcrtl = (hw->fc.low_water[i] << 10) | IXGBE_FCRTL_XONE; reg = (hw->fc.high_water[i] << 10) | IXGBE_FCRTH_FCEN; IXGBE_WRITE_REG(hw, IXGBE_FCRTL(i), fcrtl); IXGBE_WRITE_REG(hw, IXGBE_FCRTH(i), reg); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c index bdb99b3b0f30..3b932fe64ab6 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c @@ -242,7 +242,6 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) max_tc = prio_tc[i]; } - fcrtl = (hw->fc.low_water << 10) | IXGBE_FCRTL_XONE; /* Configure PFC Tx thresholds per TC */ for (i = 0; i <= max_tc; i++) { @@ -257,6 +256,7 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc) if (enabled) { reg = (hw->fc.high_water[i] << 10) | IXGBE_FCRTH_FCEN; + fcrtl = (hw->fc.low_water[i] << 10) | IXGBE_FCRTL_XONE; IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(i), fcrtl); } else { reg = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)) - 32; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 6c55c14d082a..31d7268401e7 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -3099,5 +3099,5 @@ static const struct ethtool_ops ixgbe_ethtool_ops = { void ixgbe_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops); + netdev->ethtool_ops = &ixgbe_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.h index b16cc786750d..0772b7730fce 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.h @@ -81,9 +81,7 @@ struct ixgbe_fcoe { void *extra_ddp_buffer; dma_addr_t extra_ddp_buffer_dma; unsigned long mode; -#ifdef CONFIG_IXGBE_DCB u8 up; -#endif }; #endif /* _IXGBE_FCOE_H */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index c4c526b7f99f..8089ea9f2fba 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -301,7 +301,7 @@ static void ixgbe_remove_adapter(struct ixgbe_hw *hw) ixgbe_service_event_schedule(adapter); } -void ixgbe_check_remove(struct ixgbe_hw *hw, u32 reg) +static void ixgbe_check_remove(struct ixgbe_hw *hw, u32 reg) { u32 value; @@ -320,6 +320,32 @@ void ixgbe_check_remove(struct ixgbe_hw *hw, u32 reg) ixgbe_remove_adapter(hw); } +/** + * ixgbe_read_reg - Read from device register + * @hw: hw specific details + * @reg: offset of register to read + * + * Returns : value read or IXGBE_FAILED_READ_REG if removed + * + * This function is used to read device registers. It checks for device + * removal by confirming any read that returns all ones by checking the + * status register value for all ones. This function avoids reading from + * the hardware if a removal was previously detected in which case it + * returns IXGBE_FAILED_READ_REG (all ones). + */ +u32 ixgbe_read_reg(struct ixgbe_hw *hw, u32 reg) +{ + u8 __iomem *reg_addr = ACCESS_ONCE(hw->hw_addr); + u32 value; + + if (ixgbe_removed(reg_addr)) + return IXGBE_FAILED_READ_REG; + value = readl(reg_addr + reg); + if (unlikely(value == IXGBE_FAILED_READ_REG)) + ixgbe_check_remove(hw, reg); + return value; +} + static bool ixgbe_check_cfg_remove(struct ixgbe_hw *hw, struct pci_dev *pdev) { u16 value; @@ -1664,7 +1690,8 @@ static void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring, ixgbe_rx_checksum(rx_ring, rx_desc, skb); - ixgbe_ptp_rx_hwtstamp(rx_ring, rx_desc, skb); + if (unlikely(ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_STAT_TS))) + ixgbe_ptp_rx_hwtstamp(rx_ring->q_vector->adapter, skb); if ((dev->features & NETIF_F_HW_VLAN_CTAG_RX) && ixgbe_test_staterr(rx_desc, IXGBE_RXD_STAT_VP)) { @@ -3742,35 +3769,6 @@ static int ixgbe_vlan_rx_kill_vid(struct net_device *netdev, } /** - * ixgbe_vlan_filter_disable - helper to disable hw vlan filtering - * @adapter: driver data - */ -static void ixgbe_vlan_filter_disable(struct ixgbe_adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 vlnctrl; - - vlnctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); - vlnctrl &= ~(IXGBE_VLNCTRL_VFE | IXGBE_VLNCTRL_CFIEN); - IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlnctrl); -} - -/** - * ixgbe_vlan_filter_enable - helper to enable hw vlan filtering - * @adapter: driver data - */ -static void ixgbe_vlan_filter_enable(struct ixgbe_adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 vlnctrl; - - vlnctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); - vlnctrl |= IXGBE_VLNCTRL_VFE; - vlnctrl &= ~IXGBE_VLNCTRL_CFIEN; - IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlnctrl); -} - -/** * ixgbe_vlan_strip_disable - helper to disable hw vlan stripping * @adapter: driver data */ @@ -3849,6 +3847,158 @@ static void ixgbe_restore_vlan(struct ixgbe_adapter *adapter) } /** + * ixgbe_write_mc_addr_list - write multicast addresses to MTA + * @netdev: network interface device structure + * + * Writes multicast address list to the MTA hash table. + * Returns: -ENOMEM on failure + * 0 on no addresses written + * X on writing X addresses to MTA + **/ +static int ixgbe_write_mc_addr_list(struct net_device *netdev) +{ + struct ixgbe_adapter *adapter = netdev_priv(netdev); + struct ixgbe_hw *hw = &adapter->hw; + + if (!netif_running(netdev)) + return 0; + + if (hw->mac.ops.update_mc_addr_list) + hw->mac.ops.update_mc_addr_list(hw, netdev); + else + return -ENOMEM; + +#ifdef CONFIG_PCI_IOV + ixgbe_restore_vf_multicasts(adapter); +#endif + + return netdev_mc_count(netdev); +} + +#ifdef CONFIG_PCI_IOV +void ixgbe_full_sync_mac_table(struct ixgbe_adapter *adapter) +{ + struct ixgbe_hw *hw = &adapter->hw; + int i; + for (i = 0; i < hw->mac.num_rar_entries; i++) { + if (adapter->mac_table[i].state & IXGBE_MAC_STATE_IN_USE) + hw->mac.ops.set_rar(hw, i, adapter->mac_table[i].addr, + adapter->mac_table[i].queue, + IXGBE_RAH_AV); + else + hw->mac.ops.clear_rar(hw, i); + + adapter->mac_table[i].state &= ~(IXGBE_MAC_STATE_MODIFIED); + } +} +#endif + +static void ixgbe_sync_mac_table(struct ixgbe_adapter *adapter) +{ + struct ixgbe_hw *hw = &adapter->hw; + int i; + for (i = 0; i < hw->mac.num_rar_entries; i++) { + if (adapter->mac_table[i].state & IXGBE_MAC_STATE_MODIFIED) { + if (adapter->mac_table[i].state & + IXGBE_MAC_STATE_IN_USE) + hw->mac.ops.set_rar(hw, i, + adapter->mac_table[i].addr, + adapter->mac_table[i].queue, + IXGBE_RAH_AV); + else + hw->mac.ops.clear_rar(hw, i); + + adapter->mac_table[i].state &= + ~(IXGBE_MAC_STATE_MODIFIED); + } + } +} + +static void ixgbe_flush_sw_mac_table(struct ixgbe_adapter *adapter) +{ + int i; + struct ixgbe_hw *hw = &adapter->hw; + + for (i = 0; i < hw->mac.num_rar_entries; i++) { + adapter->mac_table[i].state |= IXGBE_MAC_STATE_MODIFIED; + adapter->mac_table[i].state &= ~IXGBE_MAC_STATE_IN_USE; + memset(adapter->mac_table[i].addr, 0, ETH_ALEN); + adapter->mac_table[i].queue = 0; + } + ixgbe_sync_mac_table(adapter); +} + +static int ixgbe_available_rars(struct ixgbe_adapter *adapter) +{ + struct ixgbe_hw *hw = &adapter->hw; + int i, count = 0; + + for (i = 0; i < hw->mac.num_rar_entries; i++) { + if (adapter->mac_table[i].state == 0) + count++; + } + return count; +} + +/* this function destroys the first RAR entry */ +static void ixgbe_mac_set_default_filter(struct ixgbe_adapter *adapter, + u8 *addr) +{ + struct ixgbe_hw *hw = &adapter->hw; + + memcpy(&adapter->mac_table[0].addr, addr, ETH_ALEN); + adapter->mac_table[0].queue = VMDQ_P(0); + adapter->mac_table[0].state = (IXGBE_MAC_STATE_DEFAULT | + IXGBE_MAC_STATE_IN_USE); + hw->mac.ops.set_rar(hw, 0, adapter->mac_table[0].addr, + adapter->mac_table[0].queue, + IXGBE_RAH_AV); +} + +int ixgbe_add_mac_filter(struct ixgbe_adapter *adapter, u8 *addr, u16 queue) +{ + struct ixgbe_hw *hw = &adapter->hw; + int i; + + if (is_zero_ether_addr(addr)) + return -EINVAL; + + for (i = 0; i < hw->mac.num_rar_entries; i++) { + if (adapter->mac_table[i].state & IXGBE_MAC_STATE_IN_USE) + continue; + adapter->mac_table[i].state |= (IXGBE_MAC_STATE_MODIFIED | + IXGBE_MAC_STATE_IN_USE); + ether_addr_copy(adapter->mac_table[i].addr, addr); + adapter->mac_table[i].queue = queue; + ixgbe_sync_mac_table(adapter); + return i; + } + return -ENOMEM; +} + +int ixgbe_del_mac_filter(struct ixgbe_adapter *adapter, u8 *addr, u16 queue) +{ + /* search table for addr, if found, set to 0 and sync */ + int i; + struct ixgbe_hw *hw = &adapter->hw; + + if (is_zero_ether_addr(addr)) + return -EINVAL; + + for (i = 0; i < hw->mac.num_rar_entries; i++) { + if (ether_addr_equal(addr, adapter->mac_table[i].addr) && + adapter->mac_table[i].queue == queue) { + adapter->mac_table[i].state |= IXGBE_MAC_STATE_MODIFIED; + adapter->mac_table[i].state &= ~IXGBE_MAC_STATE_IN_USE; + memset(adapter->mac_table[i].addr, 0, ETH_ALEN); + adapter->mac_table[i].queue = 0; + ixgbe_sync_mac_table(adapter); + return 0; + } + } + return -ENOMEM; +} +/** * ixgbe_write_uc_addr_list - write unicast addresses to RAR table * @netdev: network interface device structure * @@ -3857,39 +4007,23 @@ static void ixgbe_restore_vlan(struct ixgbe_adapter *adapter) * 0 on no addresses written * X on writing X addresses to the RAR table **/ -static int ixgbe_write_uc_addr_list(struct net_device *netdev) +static int ixgbe_write_uc_addr_list(struct net_device *netdev, int vfn) { struct ixgbe_adapter *adapter = netdev_priv(netdev); - struct ixgbe_hw *hw = &adapter->hw; - unsigned int rar_entries = hw->mac.num_rar_entries - 1; int count = 0; - /* In SR-IOV/VMDQ modes significantly less RAR entries are available */ - if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) - rar_entries = IXGBE_MAX_PF_MACVLANS - 1; - /* return ENOMEM indicating insufficient memory for addresses */ - if (netdev_uc_count(netdev) > rar_entries) + if (netdev_uc_count(netdev) > ixgbe_available_rars(adapter)) return -ENOMEM; if (!netdev_uc_empty(netdev)) { struct netdev_hw_addr *ha; - /* return error if we do not support writing to RAR table */ - if (!hw->mac.ops.set_rar) - return -ENOMEM; - netdev_for_each_uc_addr(ha, netdev) { - if (!rar_entries) - break; - hw->mac.ops.set_rar(hw, rar_entries--, ha->addr, - VMDQ_P(0), IXGBE_RAH_AV); + ixgbe_del_mac_filter(adapter, ha->addr, vfn); + ixgbe_add_mac_filter(adapter, ha->addr, vfn); count++; } } - /* write the addresses in reverse order to avoid write combining */ - for (; rar_entries > 0 ; rar_entries--) - hw->mac.ops.clear_rar(hw, rar_entries); - return count; } @@ -3907,11 +4041,12 @@ void ixgbe_set_rx_mode(struct net_device *netdev) struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; u32 fctrl, vmolr = IXGBE_VMOLR_BAM | IXGBE_VMOLR_AUPE; + u32 vlnctrl; int count; /* Check for Promiscuous and All Multicast modes */ - fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + vlnctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); /* set all bits that we expect to always be set */ fctrl &= ~IXGBE_FCTRL_SBP; /* disable store-bad-packets */ @@ -3921,26 +4056,24 @@ void ixgbe_set_rx_mode(struct net_device *netdev) /* clear the bits we are changing the status of */ fctrl &= ~(IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); - + vlnctrl &= ~(IXGBE_VLNCTRL_VFE | IXGBE_VLNCTRL_CFIEN); if (netdev->flags & IFF_PROMISC) { hw->addr_ctrl.user_set_promisc = true; fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); - vmolr |= (IXGBE_VMOLR_ROPE | IXGBE_VMOLR_MPE); + vmolr |= IXGBE_VMOLR_MPE; /* Only disable hardware filter vlans in promiscuous mode * if SR-IOV and VMDQ are disabled - otherwise ensure * that hardware VLAN filters remain enabled. */ if (!(adapter->flags & (IXGBE_FLAG_VMDQ_ENABLED | IXGBE_FLAG_SRIOV_ENABLED))) - ixgbe_vlan_filter_disable(adapter); - else - ixgbe_vlan_filter_enable(adapter); + vlnctrl |= (IXGBE_VLNCTRL_VFE | IXGBE_VLNCTRL_CFIEN); } else { if (netdev->flags & IFF_ALLMULTI) { fctrl |= IXGBE_FCTRL_MPE; vmolr |= IXGBE_VMOLR_MPE; } - ixgbe_vlan_filter_enable(adapter); + vlnctrl |= IXGBE_VLNCTRL_VFE; hw->addr_ctrl.user_set_promisc = false; } @@ -3949,7 +4082,7 @@ void ixgbe_set_rx_mode(struct net_device *netdev) * sufficient space to store all the addresses then enable * unicast promiscuous mode */ - count = ixgbe_write_uc_addr_list(netdev); + count = ixgbe_write_uc_addr_list(netdev, VMDQ_P(0)); if (count < 0) { fctrl |= IXGBE_FCTRL_UPE; vmolr |= IXGBE_VMOLR_ROPE; @@ -3959,11 +4092,13 @@ void ixgbe_set_rx_mode(struct net_device *netdev) * then we should just turn on promiscuous mode so * that we can at least receive multicast traffic */ - hw->mac.ops.update_mc_addr_list(hw, netdev); - vmolr |= IXGBE_VMOLR_ROMPE; - - if (adapter->num_vfs) - ixgbe_restore_vf_multicasts(adapter); + count = ixgbe_write_mc_addr_list(netdev); + if (count < 0) { + fctrl |= IXGBE_FCTRL_MPE; + vmolr |= IXGBE_VMOLR_MPE; + } else if (count) { + vmolr |= IXGBE_VMOLR_ROMPE; + } if (hw->mac.type != ixgbe_mac_82598EB) { vmolr |= IXGBE_READ_REG(hw, IXGBE_VMOLR(VMDQ_P(0))) & @@ -3984,6 +4119,7 @@ void ixgbe_set_rx_mode(struct net_device *netdev) /* NOTE: VLAN filtering is disabled by setting PROMISC */ } + IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlnctrl); IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX) @@ -4100,8 +4236,8 @@ static int ixgbe_hpbthresh(struct ixgbe_adapter *adapter, int pb) (tc < IXGBE_FCOE_JUMBO_FRAME_SIZE) && (pb == ixgbe_fcoe_get_tc(adapter))) tc = IXGBE_FCOE_JUMBO_FRAME_SIZE; - #endif + /* Calculate delay value for device */ switch (hw->mac.type) { case ixgbe_mac_X540: @@ -4142,7 +4278,7 @@ static int ixgbe_hpbthresh(struct ixgbe_adapter *adapter, int pb) * @adapter: board private structure to calculate for * @pb: packet buffer to calculate */ -static int ixgbe_lpbthresh(struct ixgbe_adapter *adapter) +static int ixgbe_lpbthresh(struct ixgbe_adapter *adapter, int pb) { struct ixgbe_hw *hw = &adapter->hw; struct net_device *dev = adapter->netdev; @@ -4152,6 +4288,14 @@ static int ixgbe_lpbthresh(struct ixgbe_adapter *adapter) /* Calculate max LAN frame size */ tc = dev->mtu + ETH_HLEN + ETH_FCS_LEN; +#ifdef IXGBE_FCOE + /* FCoE traffic class uses FCOE jumbo frames */ + if ((dev->features & NETIF_F_FCOE_MTU) && + (tc < IXGBE_FCOE_JUMBO_FRAME_SIZE) && + (pb == netdev_get_prio_tc_map(dev, adapter->fcoe.up))) + tc = IXGBE_FCOE_JUMBO_FRAME_SIZE; +#endif + /* Calculate delay value for device */ switch (hw->mac.type) { case ixgbe_mac_X540: @@ -4178,15 +4322,17 @@ static void ixgbe_pbthresh_setup(struct ixgbe_adapter *adapter) if (!num_tc) num_tc = 1; - hw->fc.low_water = ixgbe_lpbthresh(adapter); - for (i = 0; i < num_tc; i++) { hw->fc.high_water[i] = ixgbe_hpbthresh(adapter, i); + hw->fc.low_water[i] = ixgbe_lpbthresh(adapter, i); /* Low water marks must not be larger than high water marks */ - if (hw->fc.low_water > hw->fc.high_water[i]) - hw->fc.low_water = 0; + if (hw->fc.low_water[i] > hw->fc.high_water[i]) + hw->fc.low_water[i] = 0; } + + for (; i < MAX_TRAFFIC_CLASS; i++) + hw->fc.high_water[i] = 0; } static void ixgbe_configure_pb(struct ixgbe_adapter *adapter) @@ -4248,20 +4394,10 @@ static void ixgbe_macvlan_set_rx_mode(struct net_device *dev, unsigned int pool, vmolr |= IXGBE_VMOLR_ROMPE; hw->mac.ops.update_mc_addr_list(hw, dev); } - ixgbe_write_uc_addr_list(adapter->netdev); + ixgbe_write_uc_addr_list(adapter->netdev, pool); IXGBE_WRITE_REG(hw, IXGBE_VMOLR(pool), vmolr); } -static void ixgbe_add_mac_filter(struct ixgbe_adapter *adapter, - u8 *addr, u16 pool) -{ - struct ixgbe_hw *hw = &adapter->hw; - unsigned int entry; - - entry = hw->mac.num_rar_entries - pool; - hw->mac.ops.set_rar(hw, entry, addr, VMDQ_P(pool), IXGBE_RAH_AV); -} - static void ixgbe_fwd_psrtype(struct ixgbe_fwd_adapter *vadapter) { struct ixgbe_adapter *adapter = vadapter->real_adapter; @@ -4741,7 +4877,9 @@ void ixgbe_up(struct ixgbe_adapter *adapter) void ixgbe_reset(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; + struct net_device *netdev = adapter->netdev; int err; + u8 old_addr[ETH_ALEN]; if (ixgbe_removed(hw->hw_addr)) return; @@ -4777,9 +4915,10 @@ void ixgbe_reset(struct ixgbe_adapter *adapter) } clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); - - /* reprogram the RAR[0] in case user changed it. */ - hw->mac.ops.set_rar(hw, 0, hw->mac.addr, VMDQ_P(0), IXGBE_RAH_AV); + /* do not flush user set addresses */ + memcpy(old_addr, &adapter->mac_table[0].addr, netdev->addr_len); + ixgbe_flush_sw_mac_table(adapter); + ixgbe_mac_set_default_filter(adapter, old_addr); /* update SAN MAC vmdq pool selection */ if (hw->mac.san_mac_rar_index) @@ -5025,6 +5164,10 @@ static int ixgbe_sw_init(struct ixgbe_adapter *adapter) #endif /* CONFIG_IXGBE_DCB */ #endif /* IXGBE_FCOE */ + adapter->mac_table = kzalloc(sizeof(struct ixgbe_mac_addr) * + hw->mac.num_rar_entries, + GFP_ATOMIC); + /* Set MAC specific capability flags and exceptions */ switch (hw->mac.type) { case ixgbe_mac_82598EB: @@ -7171,16 +7314,17 @@ static int ixgbe_set_mac(struct net_device *netdev, void *p) struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; struct sockaddr *addr = p; + int ret; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; + ixgbe_del_mac_filter(adapter, hw->mac.addr, VMDQ_P(0)); memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); memcpy(hw->mac.addr, addr->sa_data, netdev->addr_len); - hw->mac.ops.set_rar(hw, 0, hw->mac.addr, VMDQ_P(0), IXGBE_RAH_AV); - - return 0; + ret = ixgbe_add_mac_filter(adapter, hw->mac.addr, VMDQ_P(0)); + return ret > 0 ? 0 : ret; } static int @@ -8186,6 +8330,8 @@ skip_sriov: goto err_sw_init; } + ixgbe_mac_set_default_filter(adapter, hw->mac.perm_addr); + setup_timer(&adapter->service_timer, &ixgbe_service_timer, (unsigned long) adapter); @@ -8318,6 +8464,7 @@ err_sw_init: ixgbe_disable_sriov(adapter); adapter->flags2 &= ~IXGBE_FLAG2_SEARCH_FOR_SFP; iounmap(adapter->io_addr); + kfree(adapter->mac_table); err_ioremap: free_netdev(netdev); err_alloc_etherdev: @@ -8391,6 +8538,7 @@ static void ixgbe_remove(struct pci_dev *pdev) e_dev_info("complete\n"); + kfree(adapter->mac_table); free_netdev(netdev); pci_disable_pcie_error_reporting(pdev); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c index 23f765263f12..a76af8e28a04 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c @@ -536,7 +536,7 @@ s32 ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw) if (time_out == max_time_out) { status = IXGBE_ERR_LINK_SETUP; - hw_dbg(hw, "ixgbe_setup_phy_link_generic: time out"); + hw_dbg(hw, "ixgbe_setup_phy_link_generic: time out\n"); } return status; @@ -745,7 +745,7 @@ s32 ixgbe_setup_phy_link_tnx(struct ixgbe_hw *hw) if (time_out == max_time_out) { status = IXGBE_ERR_LINK_SETUP; - hw_dbg(hw, "ixgbe_setup_phy_link_tnx: time out"); + hw_dbg(hw, "ixgbe_setup_phy_link_tnx: time out\n"); } return status; @@ -1175,7 +1175,7 @@ s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw) status = 0; } else { if (hw->allow_unsupported_sfp) { - e_warn(drv, "WARNING: Intel (R) Network Connections are quality tested using Intel (R) Ethernet Optics. Using untested modules is not supported and may cause unstable operation or damage to the module or the adapter. Intel Corporation is not responsible for any harm caused by using untested modules."); + e_warn(drv, "WARNING: Intel (R) Network Connections are quality tested using Intel (R) Ethernet Optics. Using untested modules is not supported and may cause unstable operation or damage to the module or the adapter. Intel Corporation is not responsible for any harm caused by using untested modules.\n"); status = 0; } else { hw_dbg(hw, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c index 63515a6f67fa..8902ae683457 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c @@ -435,10 +435,8 @@ void ixgbe_ptp_overflow_check(struct ixgbe_adapter *adapter) void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; - struct ixgbe_ring *rx_ring; u32 tsyncrxctl = IXGBE_READ_REG(hw, IXGBE_TSYNCRXCTL); unsigned long rx_event; - int n; /* if we don't have a valid timestamp in the registers, just update the * timeout counter and exit @@ -450,18 +448,15 @@ void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter) /* determine the most recent watchdog or rx_timestamp event */ rx_event = adapter->last_rx_ptp_check; - for (n = 0; n < adapter->num_rx_queues; n++) { - rx_ring = adapter->rx_ring[n]; - if (time_after(rx_ring->last_rx_timestamp, rx_event)) - rx_event = rx_ring->last_rx_timestamp; - } + if (time_after(adapter->last_rx_timestamp, rx_event)) + rx_event = adapter->last_rx_timestamp; /* only need to read the high RXSTMP register to clear the lock */ if (time_is_before_jiffies(rx_event + 5*HZ)) { IXGBE_READ_REG(hw, IXGBE_RXSTMPH); adapter->last_rx_ptp_check = jiffies; - e_warn(drv, "clearing RX Timestamp hang"); + e_warn(drv, "clearing RX Timestamp hang\n"); } } @@ -517,7 +512,7 @@ static void ixgbe_ptp_tx_hwtstamp_work(struct work_struct *work) dev_kfree_skb_any(adapter->ptp_tx_skb); adapter->ptp_tx_skb = NULL; clear_bit_unlock(__IXGBE_PTP_TX_IN_PROGRESS, &adapter->state); - e_warn(drv, "clearing Tx Timestamp hang"); + e_warn(drv, "clearing Tx Timestamp hang\n"); return; } @@ -530,35 +525,22 @@ static void ixgbe_ptp_tx_hwtstamp_work(struct work_struct *work) } /** - * __ixgbe_ptp_rx_hwtstamp - utility function which checks for RX time stamp - * @q_vector: structure containing interrupt and ring information + * ixgbe_ptp_rx_hwtstamp - utility function which checks for RX time stamp + * @adapter: pointer to adapter struct * @skb: particular skb to send timestamp with * * if the timestamp is valid, we convert it into the timecounter ns * value, then store that result into the shhwtstamps structure which * is passed up the network stack */ -void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector, - struct sk_buff *skb) +void ixgbe_ptp_rx_hwtstamp(struct ixgbe_adapter *adapter, struct sk_buff *skb) { - struct ixgbe_adapter *adapter; - struct ixgbe_hw *hw; + struct ixgbe_hw *hw = &adapter->hw; struct skb_shared_hwtstamps *shhwtstamps; u64 regval = 0, ns; u32 tsyncrxctl; unsigned long flags; - /* we cannot process timestamps on a ring without a q_vector */ - if (!q_vector || !q_vector->adapter) - return; - - adapter = q_vector->adapter; - hw = &adapter->hw; - - /* - * Read the tsyncrxctl register afterwards in order to prevent taking an - * I/O hit on every packet. - */ tsyncrxctl = IXGBE_READ_REG(hw, IXGBE_TSYNCRXCTL); if (!(tsyncrxctl & IXGBE_TSYNCRXCTL_VALID)) return; @@ -566,13 +548,17 @@ void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector, regval |= (u64)IXGBE_READ_REG(hw, IXGBE_RXSTMPL); regval |= (u64)IXGBE_READ_REG(hw, IXGBE_RXSTMPH) << 32; - spin_lock_irqsave(&adapter->tmreg_lock, flags); ns = timecounter_cyc2time(&adapter->tc, regval); spin_unlock_irqrestore(&adapter->tmreg_lock, flags); shhwtstamps = skb_hwtstamps(skb); shhwtstamps->hwtstamp = ns_to_ktime(ns); + + /* Update the last_rx_timestamp timer in order to enable watchdog check + * for error case of latched timestamp on a dropped packet. + */ + adapter->last_rx_timestamp = jiffies; } int ixgbe_ptp_get_ts_config(struct ixgbe_adapter *adapter, struct ifreq *ifr) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index e6c68d396c99..a01417c06620 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -72,8 +72,6 @@ static int __ixgbe_enable_sriov(struct ixgbe_adapter *adapter) for (i = 0; i < num_vf_macvlans; i++) { mv_list->vf = -1; mv_list->free = true; - mv_list->rar_entry = hw->mac.num_rar_entries - - (i + adapter->num_vfs + 1); list_add(&mv_list->l, &adapter->vf_mvs.l); mv_list++; } @@ -327,6 +325,7 @@ static int ixgbe_set_vf_multicasts(struct ixgbe_adapter *adapter, u32 vector_bit; u32 vector_reg; u32 mta_reg; + u32 vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf)); /* only so many hash values supported */ entries = min(entries, IXGBE_MAX_VF_MC_ENTRIES); @@ -353,25 +352,13 @@ static int ixgbe_set_vf_multicasts(struct ixgbe_adapter *adapter, mta_reg |= (1 << vector_bit); IXGBE_WRITE_REG(hw, IXGBE_MTA(vector_reg), mta_reg); } + vmolr |= IXGBE_VMOLR_ROMPE; + IXGBE_WRITE_REG(hw, IXGBE_VMOLR(vf), vmolr); return 0; } -static void ixgbe_restore_vf_macvlans(struct ixgbe_adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - struct list_head *pos; - struct vf_macvlans *entry; - - list_for_each(pos, &adapter->vf_mvs.l) { - entry = list_entry(pos, struct vf_macvlans, l); - if (!entry->free) - hw->mac.ops.set_rar(hw, entry->rar_entry, - entry->vf_macvlan, - entry->vf, IXGBE_RAH_AV); - } -} - +#ifdef CONFIG_PCI_IOV void ixgbe_restore_vf_multicasts(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; @@ -382,6 +369,7 @@ void ixgbe_restore_vf_multicasts(struct ixgbe_adapter *adapter) u32 mta_reg; for (i = 0; i < adapter->num_vfs; i++) { + u32 vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(i)); vfinfo = &adapter->vfinfo[i]; for (j = 0; j < vfinfo->num_vf_mc_hashes; j++) { hw->addr_ctrl.mta_in_use++; @@ -391,11 +379,18 @@ void ixgbe_restore_vf_multicasts(struct ixgbe_adapter *adapter) mta_reg |= (1 << vector_bit); IXGBE_WRITE_REG(hw, IXGBE_MTA(vector_reg), mta_reg); } + + if (vfinfo->num_vf_mc_hashes) + vmolr |= IXGBE_VMOLR_ROMPE; + else + vmolr &= ~IXGBE_VMOLR_ROMPE; + IXGBE_WRITE_REG(hw, IXGBE_VMOLR(i), vmolr); } /* Restore any VF macvlans */ - ixgbe_restore_vf_macvlans(adapter); + ixgbe_full_sync_mac_table(adapter); } +#endif static int ixgbe_set_vf_vlan(struct ixgbe_adapter *adapter, int add, int vid, u32 vf) @@ -495,8 +490,7 @@ static s32 ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf) static void ixgbe_set_vmolr(struct ixgbe_hw *hw, u32 vf, bool aupe) { u32 vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf)); - vmolr |= (IXGBE_VMOLR_ROMPE | - IXGBE_VMOLR_BAM); + vmolr |= IXGBE_VMOLR_BAM; if (aupe) vmolr |= IXGBE_VMOLR_AUPE; else @@ -514,7 +508,6 @@ static inline void ixgbe_vf_reset_event(struct ixgbe_adapter *adapter, u32 vf) { struct ixgbe_hw *hw = &adapter->hw; struct vf_data_storage *vfinfo = &adapter->vfinfo[vf]; - int rar_entry = hw->mac.num_rar_entries - (vf + 1); u8 num_tcs = netdev_get_num_tc(adapter->netdev); /* add PF assigned VLAN or VLAN 0 */ @@ -544,7 +537,7 @@ static inline void ixgbe_vf_reset_event(struct ixgbe_adapter *adapter, u32 vf) /* Flush and reset the mta with the new values */ ixgbe_set_rx_mode(adapter->netdev); - hw->mac.ops.clear_rar(hw, rar_entry); + ixgbe_del_mac_filter(adapter, adapter->vfinfo[vf].vf_mac_addresses, vf); /* reset VF api back to unknown */ adapter->vfinfo[vf].vf_api = ixgbe_mbox_api_10; @@ -553,11 +546,9 @@ static inline void ixgbe_vf_reset_event(struct ixgbe_adapter *adapter, u32 vf) static int ixgbe_set_vf_mac(struct ixgbe_adapter *adapter, int vf, unsigned char *mac_addr) { - struct ixgbe_hw *hw = &adapter->hw; - int rar_entry = hw->mac.num_rar_entries - (vf + 1); - + ixgbe_del_mac_filter(adapter, adapter->vfinfo[vf].vf_mac_addresses, vf); memcpy(adapter->vfinfo[vf].vf_mac_addresses, mac_addr, ETH_ALEN); - hw->mac.ops.set_rar(hw, rar_entry, mac_addr, vf, IXGBE_RAH_AV); + ixgbe_add_mac_filter(adapter, adapter->vfinfo[vf].vf_mac_addresses, vf); return 0; } @@ -565,7 +556,6 @@ static int ixgbe_set_vf_mac(struct ixgbe_adapter *adapter, static int ixgbe_set_vf_macvlan(struct ixgbe_adapter *adapter, int vf, int index, unsigned char *mac_addr) { - struct ixgbe_hw *hw = &adapter->hw; struct list_head *pos; struct vf_macvlans *entry; @@ -576,7 +566,8 @@ static int ixgbe_set_vf_macvlan(struct ixgbe_adapter *adapter, entry->vf = -1; entry->free = true; entry->is_macvlan = false; - hw->mac.ops.clear_rar(hw, entry->rar_entry); + ixgbe_del_mac_filter(adapter, + entry->vf_macvlan, vf); } } } @@ -612,7 +603,7 @@ static int ixgbe_set_vf_macvlan(struct ixgbe_adapter *adapter, entry->vf = vf; memcpy(entry->vf_macvlan, mac_addr, ETH_ALEN); - hw->mac.ops.set_rar(hw, entry->rar_entry, mac_addr, vf, IXGBE_RAH_AV); + ixgbe_add_mac_filter(adapter, mac_addr, vf); return 0; } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.h index 139eaddfb2ed..cea640147604 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.h @@ -34,7 +34,9 @@ */ #define IXGBE_MAX_VFS_DRV_LIMIT (IXGBE_MAX_VF_FUNCTIONS - 1) +#ifdef CONFIG_PCI_IOV void ixgbe_restore_vf_multicasts(struct ixgbe_adapter *adapter); +#endif void ixgbe_msg_task(struct ixgbe_adapter *adapter); int ixgbe_vf_configuration(struct pci_dev *pdev, unsigned int event_mask); void ixgbe_disable_tx_rx(struct ixgbe_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h index 8a6ff2423f07..551d6089a4d3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h @@ -2746,7 +2746,7 @@ struct ixgbe_bus_info { /* Flow control parameters */ struct ixgbe_fc_info { u32 high_water[MAX_TRAFFIC_CLASS]; /* Flow Control High-water */ - u32 low_water; /* Flow Control Low-water */ + u32 low_water[MAX_TRAFFIC_CLASS]; /* Flow Control Low-water */ u16 pause_time; /* Flow Control Pause timer */ bool send_xon; /* Flow control send XON */ bool strict_ieee; /* Strict IEEE mode */ diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c b/drivers/net/ethernet/intel/ixgbevf/ethtool.c index 1baecb60f065..a757f0734719 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c +++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c @@ -813,5 +813,5 @@ static const struct ethtool_ops ixgbevf_ethtool_ops = { void ixgbevf_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &ixgbevf_ethtool_ops); + netdev->ethtool_ops = &ixgbevf_ethtool_ops; } diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index d0799e8e31e4..eacce3a2e9ec 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -85,7 +85,7 @@ static DEFINE_PCI_DEVICE_TABLE(ixgbevf_pci_tbl) = { MODULE_DEVICE_TABLE(pci, ixgbevf_pci_tbl); MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>"); -MODULE_DESCRIPTION("Intel(R) 82599 Virtual Function Driver"); +MODULE_DESCRIPTION("Intel(R) 10 Gigabit Virtual Function Network Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c index b0c6050479eb..6e664d9038d6 100644 --- a/drivers/net/ethernet/jme.c +++ b/drivers/net/ethernet/jme.c @@ -1988,7 +1988,7 @@ jme_alloc_txdesc(struct jme_adapter *jme, return idx; } -static void +static int jme_fill_tx_map(struct pci_dev *pdev, struct txdesc *txdesc, struct jme_buffer_info *txbi, @@ -2005,6 +2005,9 @@ jme_fill_tx_map(struct pci_dev *pdev, len, PCI_DMA_TODEVICE); + if (unlikely(pci_dma_mapping_error(pdev, dmaaddr))) + return -EINVAL; + pci_dma_sync_single_for_device(pdev, dmaaddr, len, @@ -2021,9 +2024,30 @@ jme_fill_tx_map(struct pci_dev *pdev, txbi->mapping = dmaaddr; txbi->len = len; + return 0; } -static void +static void jme_drop_tx_map(struct jme_adapter *jme, int startidx, int endidx) +{ + struct jme_ring *txring = &(jme->txring[0]); + struct jme_buffer_info *txbi = txring->bufinf, *ctxbi; + int mask = jme->tx_ring_mask; + int j; + + for (j = startidx ; j < endidx ; ++j) { + ctxbi = txbi + ((startidx + j + 2) & (mask)); + pci_unmap_page(jme->pdev, + ctxbi->mapping, + ctxbi->len, + PCI_DMA_TODEVICE); + + ctxbi->mapping = 0; + ctxbi->len = 0; + } + +} + +static int jme_map_tx_skb(struct jme_adapter *jme, struct sk_buff *skb, int idx) { struct jme_ring *txring = &(jme->txring[0]); @@ -2034,25 +2058,37 @@ jme_map_tx_skb(struct jme_adapter *jme, struct sk_buff *skb, int idx) int mask = jme->tx_ring_mask; const struct skb_frag_struct *frag; u32 len; + int ret = 0; for (i = 0 ; i < nr_frags ; ++i) { frag = &skb_shinfo(skb)->frags[i]; ctxdesc = txdesc + ((idx + i + 2) & (mask)); ctxbi = txbi + ((idx + i + 2) & (mask)); - jme_fill_tx_map(jme->pdev, ctxdesc, ctxbi, + ret = jme_fill_tx_map(jme->pdev, ctxdesc, ctxbi, skb_frag_page(frag), frag->page_offset, skb_frag_size(frag), hidma); + if (ret) { + jme_drop_tx_map(jme, idx, idx+i); + goto out; + } + } len = skb_is_nonlinear(skb) ? skb_headlen(skb) : skb->len; ctxdesc = txdesc + ((idx + 1) & (mask)); ctxbi = txbi + ((idx + 1) & (mask)); - jme_fill_tx_map(jme->pdev, ctxdesc, ctxbi, virt_to_page(skb->data), + ret = jme_fill_tx_map(jme->pdev, ctxdesc, ctxbi, virt_to_page(skb->data), offset_in_page(skb->data), len, hidma); + if (ret) + jme_drop_tx_map(jme, idx, idx+i); + +out: + return ret; } + static int jme_tx_tso(struct sk_buff *skb, __le16 *mss, u8 *flags) { @@ -2131,6 +2167,7 @@ jme_fill_tx_desc(struct jme_adapter *jme, struct sk_buff *skb, int idx) struct txdesc *txdesc; struct jme_buffer_info *txbi; u8 flags; + int ret = 0; txdesc = (struct txdesc *)txring->desc + idx; txbi = txring->bufinf + idx; @@ -2155,7 +2192,10 @@ jme_fill_tx_desc(struct jme_adapter *jme, struct sk_buff *skb, int idx) if (jme_tx_tso(skb, &txdesc->desc1.mss, &flags)) jme_tx_csum(jme, skb, &flags); jme_tx_vlan(skb, &txdesc->desc1.vlan, &flags); - jme_map_tx_skb(jme, skb, idx); + ret = jme_map_tx_skb(jme, skb, idx); + if (ret) + return ret; + txdesc->desc1.flags = flags; /* * Set tx buffer info after telling NIC to send @@ -2228,7 +2268,8 @@ jme_start_xmit(struct sk_buff *skb, struct net_device *netdev) return NETDEV_TX_BUSY; } - jme_fill_tx_desc(jme, skb, idx); + if (jme_fill_tx_desc(jme, skb, idx)) + return NETDEV_TX_BUSY; jwrite32(jme, JME_TXCS, jme->reg_txcs | TXCS_SELECT_QUEUE0 | diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index b7b8d74c22d9..3b0f818a4f5c 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -42,6 +42,7 @@ #include <linux/dma-mapping.h> #include <linux/in.h> #include <linux/ip.h> +#include <net/tso.h> #include <linux/tcp.h> #include <linux/udp.h> #include <linux/etherdevice.h> @@ -179,9 +180,10 @@ static char mv643xx_eth_driver_version[] = "1.4"; * Misc definitions. */ #define DEFAULT_RX_QUEUE_SIZE 128 -#define DEFAULT_TX_QUEUE_SIZE 256 +#define DEFAULT_TX_QUEUE_SIZE 512 #define SKB_DMA_REALIGN ((PAGE_SIZE - NET_SKB_PAD) % SMP_CACHE_BYTES) +#define TSO_HEADER_SIZE 128 /* * RX/TX descriptors. @@ -250,6 +252,7 @@ struct tx_desc { #define GEN_TCP_UDP_CHECKSUM 0x00020000 #define UDP_FRAME 0x00010000 #define MAC_HDR_EXTRA_4_BYTES 0x00008000 +#define GEN_TCP_UDP_CHK_FULL 0x00000400 #define MAC_HDR_EXTRA_8_BYTES 0x00000200 #define TX_IHL_SHIFT 11 @@ -345,6 +348,9 @@ struct tx_queue { int tx_curr_desc; int tx_used_desc; + char *tso_hdrs; + dma_addr_t tso_hdrs_dma; + struct tx_desc *tx_desc_area; dma_addr_t tx_desc_dma; int tx_desc_area_size; @@ -661,6 +667,198 @@ static inline unsigned int has_tiny_unaligned_frags(struct sk_buff *skb) return 0; } +static inline __be16 sum16_as_be(__sum16 sum) +{ + return (__force __be16)sum; +} + +static int skb_tx_csum(struct mv643xx_eth_private *mp, struct sk_buff *skb, + u16 *l4i_chk, u32 *command, int length) +{ + int ret; + u32 cmd = 0; + + if (skb->ip_summed == CHECKSUM_PARTIAL) { + int hdr_len; + int tag_bytes; + + BUG_ON(skb->protocol != htons(ETH_P_IP) && + skb->protocol != htons(ETH_P_8021Q)); + + hdr_len = (void *)ip_hdr(skb) - (void *)skb->data; + tag_bytes = hdr_len - ETH_HLEN; + + if (length - hdr_len > mp->shared->tx_csum_limit || + unlikely(tag_bytes & ~12)) { + ret = skb_checksum_help(skb); + if (!ret) + goto no_csum; + return ret; + } + + if (tag_bytes & 4) + cmd |= MAC_HDR_EXTRA_4_BYTES; + if (tag_bytes & 8) + cmd |= MAC_HDR_EXTRA_8_BYTES; + + cmd |= GEN_TCP_UDP_CHECKSUM | GEN_TCP_UDP_CHK_FULL | + GEN_IP_V4_CHECKSUM | + ip_hdr(skb)->ihl << TX_IHL_SHIFT; + + /* TODO: Revisit this. With the usage of GEN_TCP_UDP_CHK_FULL + * it seems we don't need to pass the initial checksum. */ + switch (ip_hdr(skb)->protocol) { + case IPPROTO_UDP: + cmd |= UDP_FRAME; + *l4i_chk = 0; + break; + case IPPROTO_TCP: + *l4i_chk = 0; + break; + default: + WARN(1, "protocol not supported"); + } + } else { +no_csum: + /* Errata BTS #50, IHL must be 5 if no HW checksum */ + cmd |= 5 << TX_IHL_SHIFT; + } + *command = cmd; + return 0; +} + +static inline int +txq_put_data_tso(struct net_device *dev, struct tx_queue *txq, + struct sk_buff *skb, char *data, int length, + bool last_tcp, bool is_last) +{ + int tx_index; + u32 cmd_sts; + struct tx_desc *desc; + + tx_index = txq->tx_curr_desc++; + if (txq->tx_curr_desc == txq->tx_ring_size) + txq->tx_curr_desc = 0; + desc = &txq->tx_desc_area[tx_index]; + + desc->l4i_chk = 0; + desc->byte_cnt = length; + desc->buf_ptr = dma_map_single(dev->dev.parent, data, + length, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(dev->dev.parent, desc->buf_ptr))) { + WARN(1, "dma_map_single failed!\n"); + return -ENOMEM; + } + + cmd_sts = BUFFER_OWNED_BY_DMA; + if (last_tcp) { + /* last descriptor in the TCP packet */ + cmd_sts |= ZERO_PADDING | TX_LAST_DESC; + /* last descriptor in SKB */ + if (is_last) + cmd_sts |= TX_ENABLE_INTERRUPT; + } + desc->cmd_sts = cmd_sts; + return 0; +} + +static inline void +txq_put_hdr_tso(struct sk_buff *skb, struct tx_queue *txq, int length) +{ + struct mv643xx_eth_private *mp = txq_to_mp(txq); + int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); + int tx_index; + struct tx_desc *desc; + int ret; + u32 cmd_csum = 0; + u16 l4i_chk = 0; + + tx_index = txq->tx_curr_desc; + desc = &txq->tx_desc_area[tx_index]; + + ret = skb_tx_csum(mp, skb, &l4i_chk, &cmd_csum, length); + if (ret) + WARN(1, "failed to prepare checksum!"); + + /* Should we set this? Can't use the value from skb_tx_csum() + * as it's not the correct initial L4 checksum to use. */ + desc->l4i_chk = 0; + + desc->byte_cnt = hdr_len; + desc->buf_ptr = txq->tso_hdrs_dma + + txq->tx_curr_desc * TSO_HEADER_SIZE; + desc->cmd_sts = cmd_csum | BUFFER_OWNED_BY_DMA | TX_FIRST_DESC | + GEN_CRC; + + txq->tx_curr_desc++; + if (txq->tx_curr_desc == txq->tx_ring_size) + txq->tx_curr_desc = 0; +} + +static int txq_submit_tso(struct tx_queue *txq, struct sk_buff *skb, + struct net_device *dev) +{ + struct mv643xx_eth_private *mp = txq_to_mp(txq); + int total_len, data_left, ret; + int desc_count = 0; + struct tso_t tso; + int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); + + /* Count needed descriptors */ + if ((txq->tx_desc_count + tso_count_descs(skb)) >= txq->tx_ring_size) { + netdev_dbg(dev, "not enough descriptors for TSO!\n"); + return -EBUSY; + } + + /* Initialize the TSO handler, and prepare the first payload */ + tso_start(skb, &tso); + + total_len = skb->len - hdr_len; + while (total_len > 0) { + char *hdr; + + data_left = min_t(int, skb_shinfo(skb)->gso_size, total_len); + total_len -= data_left; + desc_count++; + + /* prepare packet headers: MAC + IP + TCP */ + hdr = txq->tso_hdrs + txq->tx_curr_desc * TSO_HEADER_SIZE; + tso_build_hdr(skb, hdr, &tso, data_left, total_len == 0); + txq_put_hdr_tso(skb, txq, data_left); + + while (data_left > 0) { + int size; + desc_count++; + + size = min_t(int, tso.size, data_left); + ret = txq_put_data_tso(dev, txq, skb, tso.data, size, + size == data_left, + total_len == 0); + if (ret) + goto err_release; + data_left -= size; + tso_build_data(skb, &tso, size); + } + } + + __skb_queue_tail(&txq->tx_skb, skb); + skb_tx_timestamp(skb); + + /* clear TX_END status */ + mp->work_tx_end &= ~(1 << txq->index); + + /* ensure all descriptors are written before poking hardware */ + wmb(); + txq_enable(txq); + txq->tx_desc_count += desc_count; + return 0; +err_release: + /* TODO: Release all used data descriptors; header descriptors must not + * be DMA-unmapped. + */ + return ret; +} + static void txq_submit_frag_skb(struct tx_queue *txq, struct sk_buff *skb) { struct mv643xx_eth_private *mp = txq_to_mp(txq); @@ -671,8 +869,10 @@ static void txq_submit_frag_skb(struct tx_queue *txq, struct sk_buff *skb) skb_frag_t *this_frag; int tx_index; struct tx_desc *desc; + void *addr; this_frag = &skb_shinfo(skb)->frags[frag]; + addr = page_address(this_frag->page.p) + this_frag->page_offset; tx_index = txq->tx_curr_desc++; if (txq->tx_curr_desc == txq->tx_ring_size) txq->tx_curr_desc = 0; @@ -692,18 +892,11 @@ static void txq_submit_frag_skb(struct tx_queue *txq, struct sk_buff *skb) desc->l4i_chk = 0; desc->byte_cnt = skb_frag_size(this_frag); - desc->buf_ptr = skb_frag_dma_map(mp->dev->dev.parent, - this_frag, 0, - skb_frag_size(this_frag), - DMA_TO_DEVICE); + desc->buf_ptr = dma_map_single(mp->dev->dev.parent, addr, + desc->byte_cnt, DMA_TO_DEVICE); } } -static inline __be16 sum16_as_be(__sum16 sum) -{ - return (__force __be16)sum; -} - static int txq_submit_skb(struct tx_queue *txq, struct sk_buff *skb) { struct mv643xx_eth_private *mp = txq_to_mp(txq); @@ -712,53 +905,17 @@ static int txq_submit_skb(struct tx_queue *txq, struct sk_buff *skb) struct tx_desc *desc; u32 cmd_sts; u16 l4i_chk; - int length; + int length, ret; - cmd_sts = TX_FIRST_DESC | GEN_CRC | BUFFER_OWNED_BY_DMA; + cmd_sts = 0; l4i_chk = 0; - if (skb->ip_summed == CHECKSUM_PARTIAL) { - int hdr_len; - int tag_bytes; - - BUG_ON(skb->protocol != htons(ETH_P_IP) && - skb->protocol != htons(ETH_P_8021Q)); - - hdr_len = (void *)ip_hdr(skb) - (void *)skb->data; - tag_bytes = hdr_len - ETH_HLEN; - if (skb->len - hdr_len > mp->shared->tx_csum_limit || - unlikely(tag_bytes & ~12)) { - if (skb_checksum_help(skb) == 0) - goto no_csum; - dev_kfree_skb_any(skb); - return 1; - } - - if (tag_bytes & 4) - cmd_sts |= MAC_HDR_EXTRA_4_BYTES; - if (tag_bytes & 8) - cmd_sts |= MAC_HDR_EXTRA_8_BYTES; - - cmd_sts |= GEN_TCP_UDP_CHECKSUM | - GEN_IP_V4_CHECKSUM | - ip_hdr(skb)->ihl << TX_IHL_SHIFT; - - switch (ip_hdr(skb)->protocol) { - case IPPROTO_UDP: - cmd_sts |= UDP_FRAME; - l4i_chk = ntohs(sum16_as_be(udp_hdr(skb)->check)); - break; - case IPPROTO_TCP: - l4i_chk = ntohs(sum16_as_be(tcp_hdr(skb)->check)); - break; - default: - BUG(); - } - } else { -no_csum: - /* Errata BTS #50, IHL must be 5 if no HW checksum */ - cmd_sts |= 5 << TX_IHL_SHIFT; + ret = skb_tx_csum(mp, skb, &l4i_chk, &cmd_sts, skb->len); + if (ret) { + dev_kfree_skb_any(skb); + return ret; } + cmd_sts |= TX_FIRST_DESC | GEN_CRC | BUFFER_OWNED_BY_DMA; tx_index = txq->tx_curr_desc++; if (txq->tx_curr_desc == txq->tx_ring_size) @@ -801,7 +958,7 @@ no_csum: static netdev_tx_t mv643xx_eth_xmit(struct sk_buff *skb, struct net_device *dev) { struct mv643xx_eth_private *mp = netdev_priv(dev); - int length, queue; + int length, queue, ret; struct tx_queue *txq; struct netdev_queue *nq; @@ -825,7 +982,11 @@ static netdev_tx_t mv643xx_eth_xmit(struct sk_buff *skb, struct net_device *dev) length = skb->len; - if (!txq_submit_skb(txq, skb)) { + if (skb_is_gso(skb)) + ret = txq_submit_tso(txq, skb, dev); + else + ret = txq_submit_skb(txq, skb); + if (!ret) { int entries_left; txq->tx_bytes += length; @@ -834,6 +995,8 @@ static netdev_tx_t mv643xx_eth_xmit(struct sk_buff *skb, struct net_device *dev) entries_left = txq->tx_ring_size - txq->tx_desc_count; if (entries_left < MAX_SKB_FRAGS + 1) netif_tx_stop_queue(nq); + } else if (ret == -EBUSY) { + return NETDEV_TX_BUSY; } return NETDEV_TX_OK; @@ -907,14 +1070,8 @@ static int txq_reclaim(struct tx_queue *txq, int budget, int force) mp->dev->stats.tx_errors++; } - if (cmd_sts & TX_FIRST_DESC) { - dma_unmap_single(mp->dev->dev.parent, desc->buf_ptr, - desc->byte_cnt, DMA_TO_DEVICE); - } else { - dma_unmap_page(mp->dev->dev.parent, desc->buf_ptr, - desc->byte_cnt, DMA_TO_DEVICE); - } - + dma_unmap_single(mp->dev->dev.parent, desc->buf_ptr, + desc->byte_cnt, DMA_TO_DEVICE); dev_kfree_skb(skb); } @@ -1871,6 +2028,15 @@ static int txq_init(struct mv643xx_eth_private *mp, int index) nexti * sizeof(struct tx_desc); } + /* Allocate DMA buffers for TSO MAC/IP/TCP headers */ + txq->tso_hdrs = dma_alloc_coherent(mp->dev->dev.parent, + txq->tx_ring_size * TSO_HEADER_SIZE, + &txq->tso_hdrs_dma, GFP_KERNEL); + if (txq->tso_hdrs == NULL) { + dma_free_coherent(mp->dev->dev.parent, txq->tx_desc_area_size, + txq->tx_desc_area, txq->tx_desc_dma); + return -ENOMEM; + } skb_queue_head_init(&txq->tx_skb); return 0; @@ -1891,6 +2057,10 @@ static void txq_deinit(struct tx_queue *txq) else dma_free_coherent(mp->dev->dev.parent, txq->tx_desc_area_size, txq->tx_desc_area, txq->tx_desc_dma); + if (txq->tso_hdrs) + dma_free_coherent(mp->dev->dev.parent, + txq->tx_ring_size * TSO_HEADER_SIZE, + txq->tso_hdrs, txq->tso_hdrs_dma); } @@ -2889,7 +3059,7 @@ static int mv643xx_eth_probe(struct platform_device *pdev) if (err) goto out; - SET_ETHTOOL_OPS(dev, &mv643xx_eth_ethtool_ops); + dev->ethtool_ops = &mv643xx_eth_ethtool_ops; init_pscr(mp, pd->speed, pd->duplex); @@ -2921,9 +3091,11 @@ static int mv643xx_eth_probe(struct platform_device *pdev) dev->watchdog_timeo = 2 * HZ; dev->base_addr = 0; - dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM; - dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM; - dev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM; + dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO; + dev->vlan_features = dev->features; + + dev->features |= NETIF_F_RXCSUM; + dev->hw_features = dev->features; dev->priv_flags |= IFF_UNICAST_FLT; diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c index b161a525fc5b..9d5ced263a5e 100644 --- a/drivers/net/ethernet/marvell/mvmdio.c +++ b/drivers/net/ethernet/marvell/mvmdio.c @@ -232,7 +232,7 @@ static int orion_mdio_probe(struct platform_device *pdev) clk_prepare_enable(dev->clk); dev->err_interrupt = platform_get_irq(pdev, 0); - if (dev->err_interrupt != -ENXIO) { + if (dev->err_interrupt > 0) { ret = devm_request_irq(&pdev->dev, dev->err_interrupt, orion_mdio_err_irq, IRQF_SHARED, pdev->name, dev); @@ -241,6 +241,9 @@ static int orion_mdio_probe(struct platform_device *pdev) writel(MVMDIO_ERR_INT_SMI_DONE, dev->regs + MVMDIO_ERR_INT_MASK); + + } else if (dev->err_interrupt == -EPROBE_DEFER) { + return -EPROBE_DEFER; } mutex_init(&dev->lock); diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 14786c8bf99e..18c698d9ef9b 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -23,6 +23,7 @@ #include <net/ip.h> #include <net/ipv6.h> #include <linux/io.h> +#include <net/tso.h> #include <linux/of.h> #include <linux/of_irq.h> #include <linux/of_mdio.h> @@ -244,6 +245,9 @@ #define MVNETA_TX_MTU_MAX 0x3ffff +/* TSO header size */ +#define TSO_HEADER_SIZE 128 + /* Max number of Rx descriptors */ #define MVNETA_MAX_RXD 128 @@ -413,6 +417,12 @@ struct mvneta_tx_queue { /* Index of the next TX DMA descriptor to process */ int next_desc_to_proc; + + /* DMA buffers for TSO headers */ + char *tso_hdrs; + + /* DMA address of TSO headers */ + dma_addr_t tso_hdrs_phys; }; struct mvneta_rx_queue { @@ -1519,6 +1529,126 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo, return rx_done; } +static inline void +mvneta_tso_put_hdr(struct sk_buff *skb, + struct mvneta_port *pp, struct mvneta_tx_queue *txq) +{ + struct mvneta_tx_desc *tx_desc; + int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); + + txq->tx_skb[txq->txq_put_index] = NULL; + tx_desc = mvneta_txq_next_desc_get(txq); + tx_desc->data_size = hdr_len; + tx_desc->command = mvneta_skb_tx_csum(pp, skb); + tx_desc->command |= MVNETA_TXD_F_DESC; + tx_desc->buf_phys_addr = txq->tso_hdrs_phys + + txq->txq_put_index * TSO_HEADER_SIZE; + mvneta_txq_inc_put(txq); +} + +static inline int +mvneta_tso_put_data(struct net_device *dev, struct mvneta_tx_queue *txq, + struct sk_buff *skb, char *data, int size, + bool last_tcp, bool is_last) +{ + struct mvneta_tx_desc *tx_desc; + + tx_desc = mvneta_txq_next_desc_get(txq); + tx_desc->data_size = size; + tx_desc->buf_phys_addr = dma_map_single(dev->dev.parent, data, + size, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(dev->dev.parent, + tx_desc->buf_phys_addr))) { + mvneta_txq_desc_put(txq); + return -ENOMEM; + } + + tx_desc->command = 0; + txq->tx_skb[txq->txq_put_index] = NULL; + + if (last_tcp) { + /* last descriptor in the TCP packet */ + tx_desc->command = MVNETA_TXD_L_DESC; + + /* last descriptor in SKB */ + if (is_last) + txq->tx_skb[txq->txq_put_index] = skb; + } + mvneta_txq_inc_put(txq); + return 0; +} + +static int mvneta_tx_tso(struct sk_buff *skb, struct net_device *dev, + struct mvneta_tx_queue *txq) +{ + int total_len, data_left; + int desc_count = 0; + struct mvneta_port *pp = netdev_priv(dev); + struct tso_t tso; + int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); + int i; + + /* Count needed descriptors */ + if ((txq->count + tso_count_descs(skb)) >= txq->size) + return 0; + + if (skb_headlen(skb) < (skb_transport_offset(skb) + tcp_hdrlen(skb))) { + pr_info("*** Is this even possible???!?!?\n"); + return 0; + } + + /* Initialize the TSO handler, and prepare the first payload */ + tso_start(skb, &tso); + + total_len = skb->len - hdr_len; + while (total_len > 0) { + char *hdr; + + data_left = min_t(int, skb_shinfo(skb)->gso_size, total_len); + total_len -= data_left; + desc_count++; + + /* prepare packet headers: MAC + IP + TCP */ + hdr = txq->tso_hdrs + txq->txq_put_index * TSO_HEADER_SIZE; + tso_build_hdr(skb, hdr, &tso, data_left, total_len == 0); + + mvneta_tso_put_hdr(skb, pp, txq); + + while (data_left > 0) { + int size; + desc_count++; + + size = min_t(int, tso.size, data_left); + + if (mvneta_tso_put_data(dev, txq, skb, + tso.data, size, + size == data_left, + total_len == 0)) + goto err_release; + data_left -= size; + + tso_build_data(skb, &tso, size); + } + } + + return desc_count; + +err_release: + /* Release all used data descriptors; header descriptors must not + * be DMA-unmapped. + */ + for (i = desc_count - 1; i >= 0; i--) { + struct mvneta_tx_desc *tx_desc = txq->descs + i; + if (!(tx_desc->command & MVNETA_TXD_F_DESC)) + dma_unmap_single(pp->dev->dev.parent, + tx_desc->buf_phys_addr, + tx_desc->data_size, + DMA_TO_DEVICE); + mvneta_txq_desc_put(txq); + } + return 0; +} + /* Handle tx fragmentation processing */ static int mvneta_tx_frag_process(struct mvneta_port *pp, struct sk_buff *skb, struct mvneta_tx_queue *txq) @@ -1584,15 +1714,18 @@ static int mvneta_tx(struct sk_buff *skb, struct net_device *dev) u16 txq_id = skb_get_queue_mapping(skb); struct mvneta_tx_queue *txq = &pp->txqs[txq_id]; struct mvneta_tx_desc *tx_desc; - struct netdev_queue *nq; int frags = 0; u32 tx_cmd; if (!netif_running(dev)) goto out; + if (skb_is_gso(skb)) { + frags = mvneta_tx_tso(skb, dev, txq); + goto out; + } + frags = skb_shinfo(skb)->nr_frags + 1; - nq = netdev_get_tx_queue(dev, txq_id); /* Get a descriptor for the first part of the packet */ tx_desc = mvneta_txq_next_desc_get(txq); @@ -1635,15 +1768,16 @@ static int mvneta_tx(struct sk_buff *skb, struct net_device *dev) } } - txq->count += frags; - mvneta_txq_pend_desc_add(pp, txq, frags); - - if (txq->size - txq->count < MAX_SKB_FRAGS + 1) - netif_tx_stop_queue(nq); - out: if (frags > 0) { struct mvneta_pcpu_stats *stats = this_cpu_ptr(pp->stats); + struct netdev_queue *nq = netdev_get_tx_queue(dev, txq_id); + + txq->count += frags; + mvneta_txq_pend_desc_add(pp, txq, frags); + + if (txq->size - txq->count < MAX_SKB_FRAGS + 1) + netif_tx_stop_queue(nq); u64_stats_update_begin(&stats->syncp); stats->tx_packets++; @@ -2109,6 +2243,18 @@ static int mvneta_txq_init(struct mvneta_port *pp, txq->descs, txq->descs_phys); return -ENOMEM; } + + /* Allocate DMA buffers for TSO MAC/IP/TCP headers */ + txq->tso_hdrs = dma_alloc_coherent(pp->dev->dev.parent, + txq->size * TSO_HEADER_SIZE, + &txq->tso_hdrs_phys, GFP_KERNEL); + if (txq->tso_hdrs == NULL) { + kfree(txq->tx_skb); + dma_free_coherent(pp->dev->dev.parent, + txq->size * MVNETA_DESC_ALIGNED_SIZE, + txq->descs, txq->descs_phys); + return -ENOMEM; + } mvneta_tx_done_pkts_coal_set(pp, txq, txq->done_pkts_coal); return 0; @@ -2120,6 +2266,10 @@ static void mvneta_txq_deinit(struct mvneta_port *pp, { kfree(txq->tx_skb); + if (txq->tso_hdrs) + dma_free_coherent(pp->dev->dev.parent, + txq->size * TSO_HEADER_SIZE, + txq->tso_hdrs, txq->tso_hdrs_phys); if (txq->descs) dma_free_coherent(pp->dev->dev.parent, txq->size * MVNETA_DESC_ALIGNED_SIZE, @@ -2797,9 +2947,22 @@ static int mvneta_probe(struct platform_device *pdev) phy_node = of_parse_phandle(dn, "phy", 0); if (!phy_node) { - dev_err(&pdev->dev, "no associated PHY\n"); - err = -ENODEV; - goto err_free_irq; + if (!of_phy_is_fixed_link(dn)) { + dev_err(&pdev->dev, "no PHY specified\n"); + err = -ENODEV; + goto err_free_irq; + } + + err = of_phy_register_fixed_link(dn); + if (err < 0) { + dev_err(&pdev->dev, "cannot register fixed PHY\n"); + goto err_free_irq; + } + + /* In the case of a fixed PHY, the DT node associated + * to the PHY is the Ethernet MAC DT node. + */ + phy_node = dn; } phy_mode = of_get_phy_mode(dn); @@ -2813,7 +2976,7 @@ static int mvneta_probe(struct platform_device *pdev) dev->watchdog_timeo = 5 * HZ; dev->netdev_ops = &mvneta_netdev_ops; - SET_ETHTOOL_OPS(dev, &mvneta_eth_tool_ops); + dev->ethtool_ops = &mvneta_eth_tool_ops; pp = netdev_priv(dev); @@ -2882,9 +3045,9 @@ static int mvneta_probe(struct platform_device *pdev) netif_napi_add(dev, &pp->napi, mvneta_poll, pp->weight); - dev->features = NETIF_F_SG | NETIF_F_IP_CSUM; - dev->hw_features |= NETIF_F_SG | NETIF_F_IP_CSUM; - dev->vlan_features |= NETIF_F_SG | NETIF_F_IP_CSUM; + dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO; + dev->hw_features |= dev->features; + dev->vlan_features |= dev->features; dev->priv_flags |= IFF_UNICAST_FLT; err = register_netdev(dev); diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index b358c2f6f4bd..8f5aa7c62b18 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1488,7 +1488,7 @@ static int pxa168_eth_probe(struct platform_device *pdev) dev->netdev_ops = &pxa168_eth_netdev_ops; dev->watchdog_timeo = 2 * HZ; dev->base_addr = 0; - SET_ETHTOOL_OPS(dev, &pxa168_ethtool_ops); + dev->ethtool_ops = &pxa168_ethtool_ops; INIT_WORK(&pep->tx_timeout_task, pxa168_eth_tx_timeout_task); diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index b81106451a0a..69693384b58c 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -4760,7 +4760,7 @@ static struct net_device *sky2_init_netdev(struct sky2_hw *hw, unsigned port, SET_NETDEV_DEV(dev, &hw->pdev->dev); dev->irq = hw->pdev->irq; - SET_ETHTOOL_OPS(dev, &sky2_ethtool_ops); + dev->ethtool_ops = &sky2_ethtool_ops; dev->watchdog_timeo = TX_WATCHDOG; dev->netdev_ops = &sky2_netdev_ops[port]; diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index 78099eab7673..357dcb0f04fb 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -212,8 +212,7 @@ static int mlx4_comm_cmd_poll(struct mlx4_dev *dev, u8 cmd, u16 param, /* First, verify that the master reports correct status */ if (comm_pending(dev)) { - mlx4_warn(dev, "Communication channel is not idle." - "my toggle is %d (cmd:0x%x)\n", + mlx4_warn(dev, "Communication channel is not idle - my toggle is %d (cmd:0x%x)\n", priv->cmd.comm_toggle, cmd); return -EAGAIN; } @@ -422,9 +421,8 @@ static int mlx4_slave_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param, *out_param = be64_to_cpu(vhcr->out_param); else { - mlx4_err(dev, "response expected while" - "output mailbox is NULL for " - "command 0x%x\n", op); + mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n", + op); vhcr->status = CMD_STAT_BAD_PARAM; } } @@ -439,16 +437,15 @@ static int mlx4_slave_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param, *out_param = be64_to_cpu(vhcr->out_param); else { - mlx4_err(dev, "response expected while" - "output mailbox is NULL for " - "command 0x%x\n", op); + mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n", + op); vhcr->status = CMD_STAT_BAD_PARAM; } } ret = mlx4_status_to_errno(vhcr->status); } else - mlx4_err(dev, "failed execution of VHCR_POST command" - "opcode 0x%x\n", op); + mlx4_err(dev, "failed execution of VHCR_POST command opcode 0x%x\n", + op); } mutex_unlock(&priv->cmd.slave_cmd_mutex); @@ -476,6 +473,13 @@ static int mlx4_cmd_poll(struct mlx4_dev *dev, u64 in_param, u64 *out_param, goto out; } + if (out_is_imm && !out_param) { + mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n", + op); + err = -EINVAL; + goto out; + } + err = mlx4_cmd_post(dev, in_param, out_param ? *out_param : 0, in_modifier, op_modifier, op, CMD_POLL_TOKEN, 0); if (err) @@ -554,6 +558,13 @@ static int mlx4_cmd_wait(struct mlx4_dev *dev, u64 in_param, u64 *out_param, cmd->free_head = context->next; spin_unlock(&cmd->context_lock); + if (out_is_imm && !out_param) { + mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n", + op); + err = -EINVAL; + goto out; + } + init_completion(&context->done); mlx4_cmd_post(dev, in_param, out_param ? *out_param : 0, @@ -625,9 +636,8 @@ static int mlx4_ACCESS_MEM(struct mlx4_dev *dev, u64 master_addr, if ((slave_addr & 0xfff) | (master_addr & 0xfff) | (slave & ~0x7f) | (size & 0xff)) { - mlx4_err(dev, "Bad access mem params - slave_addr:0x%llx " - "master_addr:0x%llx slave_id:%d size:%d\n", - slave_addr, master_addr, slave, size); + mlx4_err(dev, "Bad access mem params - slave_addr:0x%llx master_addr:0x%llx slave_id:%d size:%d\n", + slave_addr, master_addr, slave, size); return -EINVAL; } @@ -788,8 +798,7 @@ static int mlx4_MAD_IFC_wrapper(struct mlx4_dev *dev, int slave, ((smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) || (smp->mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED && smp->method == IB_MGMT_METHOD_SET))) { - mlx4_err(dev, "slave %d is trying to execute a Subnet MGMT MAD, " - "class 0x%x, method 0x%x for attr 0x%x. Rejecting\n", + mlx4_err(dev, "slave %d is trying to execute a Subnet MGMT MAD, class 0x%x, method 0x%x for attr 0x%x - Rejecting\n", slave, smp->method, smp->mgmt_class, be16_to_cpu(smp->attr_id)); return -EPERM; @@ -1409,8 +1418,8 @@ static int mlx4_master_process_vhcr(struct mlx4_dev *dev, int slave, ALIGN(sizeof(struct mlx4_vhcr_cmd), MLX4_ACCESS_MEM_ALIGN), 1); if (ret) { - mlx4_err(dev, "%s:Failed reading vhcr" - "ret: 0x%x\n", __func__, ret); + mlx4_err(dev, "%s: Failed reading vhcr ret: 0x%x\n", + __func__, ret); kfree(vhcr); return ret; } @@ -1461,9 +1470,8 @@ static int mlx4_master_process_vhcr(struct mlx4_dev *dev, int slave, /* Apply permission and bound checks if applicable */ if (cmd->verify && cmd->verify(dev, slave, vhcr, inbox)) { - mlx4_warn(dev, "Command:0x%x from slave: %d failed protection " - "checks for resource_id:%d\n", vhcr->op, slave, - vhcr->in_modifier); + mlx4_warn(dev, "Command:0x%x from slave: %d failed protection checks for resource_id:%d\n", + vhcr->op, slave, vhcr->in_modifier); vhcr_cmd->status = CMD_STAT_BAD_OP; goto out_status; } @@ -1502,8 +1510,7 @@ static int mlx4_master_process_vhcr(struct mlx4_dev *dev, int slave, } if (err) { - mlx4_warn(dev, "vhcr command:0x%x slave:%d failed with" - " error:%d, status %d\n", + mlx4_warn(dev, "vhcr command:0x%x slave:%d failed with error:%d, status %d\n", vhcr->op, slave, vhcr->errno, err); vhcr_cmd->status = mlx4_errno_to_status(err); goto out_status; @@ -1537,8 +1544,8 @@ out_status: __func__); else if (vhcr->e_bit && mlx4_GEN_EQE(dev, slave, &priv->mfunc.master.cmd_eqe)) - mlx4_warn(dev, "Failed to generate command completion " - "eqe for slave %d\n", slave); + mlx4_warn(dev, "Failed to generate command completion eqe for slave %d\n", + slave); } out: @@ -1577,8 +1584,9 @@ static int mlx4_master_immediate_activate_vlan_qos(struct mlx4_priv *priv, mlx4_dbg(dev, "updating immediately admin params slave %d port %d\n", slave, port); - mlx4_dbg(dev, "vlan %d QoS %d link down %d\n", vp_admin->default_vlan, - vp_admin->default_qos, vp_admin->link_state); + mlx4_dbg(dev, "vlan %d QoS %d link down %d\n", + vp_admin->default_vlan, vp_admin->default_qos, + vp_admin->link_state); work = kzalloc(sizeof(*work), GFP_KERNEL); if (!work) @@ -1591,7 +1599,7 @@ static int mlx4_master_immediate_activate_vlan_qos(struct mlx4_priv *priv, &admin_vlan_ix); if (err) { kfree(work); - mlx4_warn((&priv->dev), + mlx4_warn(&priv->dev, "No vlan resources slave %d, port %d\n", slave, port); return err; @@ -1600,7 +1608,7 @@ static int mlx4_master_immediate_activate_vlan_qos(struct mlx4_priv *priv, admin_vlan_ix = NO_INDX; } work->flags |= MLX4_VF_IMMED_VLAN_FLAG_VLAN; - mlx4_dbg((&(priv->dev)), + mlx4_dbg(&priv->dev, "alloc vlan %d idx %d slave %d port %d\n", (int)(vp_admin->default_vlan), admin_vlan_ix, slave, port); @@ -1661,12 +1669,12 @@ static int mlx4_master_activate_admin_state(struct mlx4_priv *priv, int slave) vp_admin->default_vlan, &(vp_oper->vlan_idx)); if (err) { vp_oper->vlan_idx = NO_INDX; - mlx4_warn((&priv->dev), + mlx4_warn(&priv->dev, "No vlan resorces slave %d, port %d\n", slave, port); return err; } - mlx4_dbg((&(priv->dev)), "alloc vlan %d idx %d slave %d port %d\n", + mlx4_dbg(&priv->dev, "alloc vlan %d idx %d slave %d port %d\n", (int)(vp_oper->state.default_vlan), vp_oper->vlan_idx, slave, port); } @@ -1677,12 +1685,12 @@ static int mlx4_master_activate_admin_state(struct mlx4_priv *priv, int slave) if (0 > vp_oper->mac_idx) { err = vp_oper->mac_idx; vp_oper->mac_idx = NO_INDX; - mlx4_warn((&priv->dev), + mlx4_warn(&priv->dev, "No mac resorces slave %d, port %d\n", slave, port); return err; } - mlx4_dbg((&(priv->dev)), "alloc mac %llx idx %d slave %d port %d\n", + mlx4_dbg(&priv->dev, "alloc mac %llx idx %d slave %d port %d\n", vp_oper->state.mac, vp_oper->mac_idx, slave, port); } } @@ -1731,8 +1739,8 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd, slave_state[slave].comm_toggle ^= 1; reply = (u32) slave_state[slave].comm_toggle << 31; if (toggle != slave_state[slave].comm_toggle) { - mlx4_warn(dev, "Incorrect toggle %d from slave %d. *** MASTER" - "STATE COMPROMISIED ***\n", toggle, slave); + mlx4_warn(dev, "Incorrect toggle %d from slave %d. *** MASTER STATE COMPROMISED ***\n", + toggle, slave); goto reset_slave; } if (cmd == MLX4_COMM_CMD_RESET) { @@ -1759,8 +1767,8 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd, /*command from slave in the middle of FLR*/ if (cmd != MLX4_COMM_CMD_RESET && MLX4_COMM_CMD_FLR == slave_state[slave].last_cmd) { - mlx4_warn(dev, "slave:%d is Trying to run cmd(0x%x) " - "in the middle of FLR\n", slave, cmd); + mlx4_warn(dev, "slave:%d is Trying to run cmd(0x%x) in the middle of FLR\n", + slave, cmd); return; } @@ -1798,8 +1806,8 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd, mutex_lock(&priv->cmd.slave_cmd_mutex); if (mlx4_master_process_vhcr(dev, slave, NULL)) { - mlx4_err(dev, "Failed processing vhcr for slave:%d," - " resetting slave.\n", slave); + mlx4_err(dev, "Failed processing vhcr for slave:%d, resetting slave\n", + slave); mutex_unlock(&priv->cmd.slave_cmd_mutex); goto reset_slave; } @@ -1816,8 +1824,7 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd, is_going_down = 1; spin_unlock_irqrestore(&priv->mfunc.master.slave_state_lock, flags); if (is_going_down) { - mlx4_warn(dev, "Slave is going down aborting command(%d)" - " executing from slave:%d\n", + mlx4_warn(dev, "Slave is going down aborting command(%d) executing from slave:%d\n", cmd, slave); return; } @@ -1880,9 +1887,8 @@ void mlx4_master_comm_channel(struct work_struct *work) if (toggle != slt) { if (master->slave_state[slave].comm_toggle != slt) { - printk(KERN_INFO "slave %d out of sync." - " read toggle %d, state toggle %d. " - "Resynching.\n", slave, slt, + printk(KERN_INFO "slave %d out of sync. read toggle %d, state toggle %d. Resynching.\n", + slave, slt, master->slave_state[slave].comm_toggle); master->slave_state[slave].comm_toggle = slt; @@ -1896,8 +1902,7 @@ void mlx4_master_comm_channel(struct work_struct *work) } if (reported && reported != served) - mlx4_warn(dev, "Got command event with bitmask from %d slaves" - " but %d were served\n", + mlx4_warn(dev, "Got command event with bitmask from %d slaves but %d were served\n", reported, served); if (mlx4_ARM_COMM_CHANNEL(dev)) @@ -1953,7 +1958,7 @@ int mlx4_multi_func_init(struct mlx4_dev *dev) ioremap(pci_resource_start(dev->pdev, 2) + MLX4_SLAVE_COMM_BASE, MLX4_COMM_PAGESIZE); if (!priv->mfunc.comm) { - mlx4_err(dev, "Couldn't map communication vector.\n"); + mlx4_err(dev, "Couldn't map communication vector\n"); goto err_vhcr; } @@ -2080,7 +2085,7 @@ int mlx4_cmd_init(struct mlx4_dev *dev) priv->cmd.hcr = ioremap(pci_resource_start(dev->pdev, 0) + MLX4_HCR_BASE, MLX4_HCR_SIZE); if (!priv->cmd.hcr) { - mlx4_err(dev, "Couldn't map command register.\n"); + mlx4_err(dev, "Couldn't map command register\n"); return -ENOMEM; } } diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c index 0487121e4a0f..8542030b89cf 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/cq.c @@ -293,6 +293,9 @@ int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, atomic_set(&cq->refcount, 1); init_completion(&cq->free); + cq->irq = priv->eq_table.eq[cq->vector].irq; + cq->irq_affinity_change = false; + return 0; err_radix: diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c index c2cd8d31bcad..636963db598a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c @@ -125,8 +125,7 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, &cq->vector)) { cq->vector = (cq->ring + 1 + priv->port) % mdev->dev->caps.num_comp_vectors; - mlx4_warn(mdev, "Failed Assigning an EQ to " - "%s ,Falling back to legacy EQ's\n", + mlx4_warn(mdev, "Failed assigning an EQ to %s, falling back to legacy EQ's\n", name); } } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index 3e8d33605fe7..7ba3df3cb312 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -925,13 +925,13 @@ static int mlx4_en_flow_replace(struct net_device *dev, qpn = cmd->fs.ring_cookie & (EN_ETHTOOL_QP_ATTACH - 1); } else { if (cmd->fs.ring_cookie >= priv->rx_ring_num) { - en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist.\n", + en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist\n", cmd->fs.ring_cookie); return -EINVAL; } qpn = priv->rss_map.qps[cmd->fs.ring_cookie].qpn; if (!qpn) { - en_warn(priv, "rxnfc: RX ring (%llu) is inactive.\n", + en_warn(priv, "rxnfc: RX ring (%llu) is inactive\n", cmd->fs.ring_cookie); return -EINVAL; } @@ -956,7 +956,7 @@ static int mlx4_en_flow_replace(struct net_device *dev, } err = mlx4_flow_attach(priv->mdev->dev, &rule, ®_id); if (err) { - en_err(priv, "Fail to attach network rule at location %d.\n", + en_err(priv, "Fail to attach network rule at location %d\n", cmd->fs.location); goto out_free_list; } @@ -1121,7 +1121,7 @@ static int mlx4_en_set_channels(struct net_device *dev, { struct mlx4_en_priv *priv = netdev_priv(dev); struct mlx4_en_dev *mdev = priv->mdev; - int port_up; + int port_up = 0; int err = 0; if (channel->other_count || channel->combined_count || @@ -1151,7 +1151,8 @@ static int mlx4_en_set_channels(struct net_device *dev, netif_set_real_num_tx_queues(dev, priv->tx_ring_num); netif_set_real_num_rx_queues(dev, priv->rx_ring_num); - mlx4_en_setup_tc(dev, MLX4_EN_NUM_UP); + if (dev->num_tc) + mlx4_en_setup_tc(dev, MLX4_EN_NUM_UP); en_warn(priv, "Using %d TX rings\n", priv->tx_ring_num); en_warn(priv, "Using %d RX rings\n", priv->rx_ring_num); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_main.c b/drivers/net/ethernet/mellanox/mlx4/en_main.c index 0c59d4fe7e3a..f953c1d7eae6 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_main.c @@ -133,7 +133,7 @@ static int mlx4_en_get_profile(struct mlx4_en_dev *mdev) MLX4_EN_MAX_TX_RING_P_UP); if (params->udp_rss && !(mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UDP_RSS)) { - mlx4_warn(mdev, "UDP RSS is not supported on this device.\n"); + mlx4_warn(mdev, "UDP RSS is not supported on this device\n"); params->udp_rss = 0; } for (i = 1; i <= MLX4_MAX_PORTS; i++) { @@ -251,8 +251,7 @@ static void *mlx4_en_add(struct mlx4_dev *dev) mdev->LSO_support = !!(dev->caps.flags & (1 << 15)); if (!mdev->LSO_support) - mlx4_warn(mdev, "LSO not supported, please upgrade to later " - "FW version to enable LSO\n"); + mlx4_warn(mdev, "LSO not supported, please upgrade to later FW version to enable LSO\n"); if (mlx4_mr_alloc(mdev->dev, mdev->priv_pdn, 0, ~0ull, MLX4_PERM_LOCAL_WRITE | MLX4_PERM_LOCAL_READ, @@ -268,7 +267,7 @@ static void *mlx4_en_add(struct mlx4_dev *dev) /* Build device profile according to supplied module parameters */ err = mlx4_en_get_profile(mdev); if (err) { - mlx4_err(mdev, "Bad module parameters, aborting.\n"); + mlx4_err(mdev, "Bad module parameters, aborting\n"); goto err_mr; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 7e4b1720c3d1..58209bd0c94c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -130,7 +130,7 @@ static enum mlx4_net_trans_rule_id mlx4_ip_proto_to_trans_rule_id(u8 ip_proto) case IPPROTO_TCP: return MLX4_NET_TRANS_RULE_ID_TCP; default: - return -EPROTONOSUPPORT; + return MLX4_NET_TRANS_RULE_NUM; } }; @@ -177,7 +177,7 @@ static void mlx4_en_filter_work(struct work_struct *work) int rc; __be64 mac_mask = cpu_to_be64(MLX4_MAC_MASK << 16); - if (spec_tcp_udp.id < 0) { + if (spec_tcp_udp.id >= MLX4_NET_TRANS_RULE_NUM) { en_warn(priv, "RFS: ignoring unsupported ip protocol (%d)\n", filter->ip_proto); goto ignore; @@ -770,11 +770,12 @@ static int mlx4_en_do_set_mac(struct mlx4_en_priv *priv) priv->dev->dev_addr, priv->prev_mac); if (err) en_err(priv, "Failed changing HW MAC address\n"); - memcpy(priv->prev_mac, priv->dev->dev_addr, - sizeof(priv->prev_mac)); } else en_dbg(HW, priv, "Port is down while registering mac, exiting...\n"); + memcpy(priv->prev_mac, priv->dev->dev_addr, + sizeof(priv->prev_mac)); + return err; } @@ -788,9 +789,8 @@ static int mlx4_en_set_mac(struct net_device *dev, void *addr) if (!is_valid_ether_addr(saddr->sa_data)) return -EADDRNOTAVAIL; - memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); - mutex_lock(&mdev->state_lock); + memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); err = mlx4_en_do_set_mac(priv); mutex_unlock(&mdev->state_lock); @@ -1576,7 +1576,7 @@ int mlx4_en_start_port(struct net_device *dev) cq->buf[j].owner_sr_opcode = MLX4_CQE_OWNER_MASK; err = mlx4_en_set_cq_moder(priv, cq); if (err) { - en_err(priv, "Failed setting cq moderation parameters"); + en_err(priv, "Failed setting cq moderation parameters\n"); mlx4_en_deactivate_cq(priv, cq); goto cq_err; } @@ -1615,7 +1615,7 @@ int mlx4_en_start_port(struct net_device *dev) } err = mlx4_en_set_cq_moder(priv, cq); if (err) { - en_err(priv, "Failed setting cq moderation parameters"); + en_err(priv, "Failed setting cq moderation parameters\n"); mlx4_en_deactivate_cq(priv, cq); goto tx_err; } @@ -2539,7 +2539,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, netif_set_real_num_tx_queues(dev, priv->tx_ring_num); netif_set_real_num_rx_queues(dev, priv->rx_ring_num); - SET_ETHTOOL_OPS(dev, &mlx4_en_ethtool_ops); + dev->ethtool_ops = &mlx4_en_ethtool_ops; /* * Set driver features @@ -2594,8 +2594,8 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, prof->tx_pause, prof->tx_ppp, prof->rx_pause, prof->rx_ppp); if (err) { - en_err(priv, "Failed setting port general configurations " - "for port %d, with error %d\n", priv->port, err); + en_err(priv, "Failed setting port general configurations for port %d, with error %d\n", + priv->port, err); goto out; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index ba049ae88749..e8c0d2b832b7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -270,13 +270,11 @@ static int mlx4_en_fill_rx_buffers(struct mlx4_en_priv *priv) ring->actual_size, GFP_KERNEL)) { if (ring->actual_size < MLX4_EN_MIN_RX_SIZE) { - en_err(priv, "Failed to allocate " - "enough rx buffers\n"); + en_err(priv, "Failed to allocate enough rx buffers\n"); return -ENOMEM; } else { new_size = rounddown_pow_of_two(ring->actual_size); - en_warn(priv, "Only %d buffers allocated " - "reducing ring size to %d", + en_warn(priv, "Only %d buffers allocated reducing ring size to %d\n", ring->actual_size, new_size); goto reduce_rings; } @@ -685,10 +683,9 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud /* Drop packet on bad receive or bad checksum */ if (unlikely((cqe->owner_sr_opcode & MLX4_CQE_OPCODE_MASK) == MLX4_CQE_OPCODE_ERROR)) { - en_err(priv, "CQE completed in error - vendor " - "syndrom:%d syndrom:%d\n", - ((struct mlx4_err_cqe *) cqe)->vendor_err_syndrome, - ((struct mlx4_err_cqe *) cqe)->syndrome); + en_err(priv, "CQE completed in error - vendor syndrom:%d syndrom:%d\n", + ((struct mlx4_err_cqe *)cqe)->vendor_err_syndrome, + ((struct mlx4_err_cqe *)cqe)->syndrome); goto next; } if (unlikely(cqe->badfcs_enc & MLX4_CQE_BAD_FCS)) { @@ -898,10 +895,17 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget) mlx4_en_cq_unlock_napi(cq); /* If we used up all the quota - we're probably not done yet... */ - if (done == budget) + if (done == budget) { INC_PERF_COUNTER(priv->pstats.napi_quota); - else { + if (unlikely(cq->mcq.irq_affinity_change)) { + cq->mcq.irq_affinity_change = false; + napi_complete(napi); + mlx4_en_arm_cq(priv, cq); + return 0; + } + } else { /* Done for now */ + cq->mcq.irq_affinity_change = false; napi_complete(napi); mlx4_en_arm_cq(priv, cq); } @@ -944,8 +948,8 @@ void mlx4_en_calc_rx_buf(struct net_device *dev) priv->rx_skb_size = eff_mtu; priv->log_rx_info = ROUNDUP_LOG2(i * sizeof(struct mlx4_en_rx_alloc)); - en_dbg(DRV, priv, "Rx buffer scatter-list (effective-mtu:%d " - "num_frags:%d):\n", eff_mtu, priv->num_frags); + en_dbg(DRV, priv, "Rx buffer scatter-list (effective-mtu:%d num_frags:%d):\n", + eff_mtu, priv->num_frags); for (i = 0; i < priv->num_frags; i++) { en_err(priv, " frag:%d - size:%d prefix:%d align:%d stride:%d\n", diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index dd1f6d346459..cb964056d710 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -108,9 +108,9 @@ int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv, ring->buf = ring->wqres.buf.direct.buf; - en_dbg(DRV, priv, "Allocated TX ring (addr:%p) - buf:%p size:%d " - "buf_size:%d dma:%llx\n", ring, ring->buf, ring->size, - ring->buf_size, (unsigned long long) ring->wqres.buf.direct.map); + en_dbg(DRV, priv, "Allocated TX ring (addr:%p) - buf:%p size:%d buf_size:%d dma:%llx\n", + ring, ring->buf, ring->size, ring->buf_size, + (unsigned long long) ring->wqres.buf.direct.map); ring->qpn = qpn; err = mlx4_qp_alloc(mdev->dev, ring->qpn, &ring->qp); @@ -122,7 +122,7 @@ int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv, err = mlx4_bf_alloc(mdev->dev, &ring->bf, node); if (err) { - en_dbg(DRV, priv, "working without blueflame (%d)", err); + en_dbg(DRV, priv, "working without blueflame (%d)\n", err); ring->bf.uar = &mdev->priv_uar; ring->bf.uar->map = mdev->uar_map; ring->bf_enabled = false; @@ -474,9 +474,15 @@ int mlx4_en_poll_tx_cq(struct napi_struct *napi, int budget) /* If we used up all the quota - we're probably not done yet... */ if (done < budget) { /* Done for now */ + cq->mcq.irq_affinity_change = false; napi_complete(napi); mlx4_en_arm_cq(priv, cq); return done; + } else if (unlikely(cq->mcq.irq_affinity_change)) { + cq->mcq.irq_affinity_change = false; + napi_complete(napi); + mlx4_en_arm_cq(priv, cq); + return 0; } return budget; } diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index d501a2b0fb79..d954ec1eac17 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -53,6 +53,11 @@ enum { MLX4_EQ_ENTRY_SIZE = 0x20 }; +struct mlx4_irq_notify { + void *arg; + struct irq_affinity_notify notify; +}; + #define MLX4_EQ_STATUS_OK ( 0 << 28) #define MLX4_EQ_STATUS_WRITE_FAIL (10 << 28) #define MLX4_EQ_OWNER_SW ( 0 << 24) @@ -152,14 +157,13 @@ void mlx4_gen_slave_eqe(struct work_struct *work) if (i != dev->caps.function && master->slave_state[i].active) if (mlx4_GEN_EQE(dev, i, eqe)) - mlx4_warn(dev, "Failed to " - " generate event " - "for slave %d\n", i); + mlx4_warn(dev, "Failed to generate event for slave %d\n", + i); } } else { if (mlx4_GEN_EQE(dev, slave, eqe)) - mlx4_warn(dev, "Failed to generate event " - "for slave %d\n", slave); + mlx4_warn(dev, "Failed to generate event for slave %d\n", + slave); } ++slave_eq->cons; } @@ -177,8 +181,8 @@ static void slave_event(struct mlx4_dev *dev, u8 slave, struct mlx4_eqe *eqe) s_eqe = &slave_eq->event_eqe[slave_eq->prod & (SLAVE_EVENT_EQ_SIZE - 1)]; if ((!!(s_eqe->owner & 0x80)) ^ (!!(slave_eq->prod & SLAVE_EVENT_EQ_SIZE))) { - mlx4_warn(dev, "Master failed to generate an EQE for slave: %d. " - "No free EQE on slave events queue\n", slave); + mlx4_warn(dev, "Master failed to generate an EQE for slave: %d. No free EQE on slave events queue\n", + slave); spin_unlock_irqrestore(&slave_eq->event_lock, flags); return; } @@ -375,9 +379,9 @@ int set_and_calc_slave_port_state(struct mlx4_dev *dev, int slave, } break; default: - pr_err("%s: BUG!!! UNKNOWN state: " - "slave:%d, port:%d\n", __func__, slave, port); - goto out; + pr_err("%s: BUG!!! UNKNOWN state: slave:%d, port:%d\n", + __func__, slave, port); + goto out; } ret = mlx4_get_slave_port_state(dev, slave, port); @@ -425,8 +429,8 @@ void mlx4_master_handle_slave_flr(struct work_struct *work) for (i = 0 ; i < dev->num_slaves; i++) { if (MLX4_COMM_CMD_FLR == slave_state[i].last_cmd) { - mlx4_dbg(dev, "mlx4_handle_slave_flr: " - "clean slave: %d\n", i); + mlx4_dbg(dev, "mlx4_handle_slave_flr: clean slave: %d\n", + i); mlx4_delete_all_resources_for_slave(dev, i); /*return the slave to running mode*/ @@ -438,8 +442,8 @@ void mlx4_master_handle_slave_flr(struct work_struct *work) err = mlx4_cmd(dev, 0, i, 0, MLX4_CMD_INFORM_FLR_DONE, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); if (err) - mlx4_warn(dev, "Failed to notify FW on " - "FLR done (slave:%d)\n", i); + mlx4_warn(dev, "Failed to notify FW on FLR done (slave:%d)\n", + i); } } } @@ -490,9 +494,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) be32_to_cpu(eqe->event.qp.qpn) & 0xffffff, &slave); if (ret && ret != -ENOENT) { - mlx4_dbg(dev, "QP event %02x(%02x) on " - "EQ %d at index %u: could " - "not get slave id (%d)\n", + mlx4_dbg(dev, "QP event %02x(%02x) on EQ %d at index %u: could not get slave id (%d)\n", eqe->type, eqe->subtype, eq->eqn, eq->cons_index, ret); break; @@ -520,23 +522,19 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) & 0xffffff, &slave); if (ret && ret != -ENOENT) { - mlx4_warn(dev, "SRQ event %02x(%02x) " - "on EQ %d at index %u: could" - " not get slave id (%d)\n", + mlx4_warn(dev, "SRQ event %02x(%02x) on EQ %d at index %u: could not get slave id (%d)\n", eqe->type, eqe->subtype, eq->eqn, eq->cons_index, ret); break; } - mlx4_warn(dev, "%s: slave:%d, srq_no:0x%x," - " event: %02x(%02x)\n", __func__, - slave, + mlx4_warn(dev, "%s: slave:%d, srq_no:0x%x, event: %02x(%02x)\n", + __func__, slave, be32_to_cpu(eqe->event.srq.srqn), eqe->type, eqe->subtype); if (!ret && slave != dev->caps.function) { - mlx4_warn(dev, "%s: sending event " - "%02x(%02x) to slave:%d\n", - __func__, eqe->type, + mlx4_warn(dev, "%s: sending event %02x(%02x) to slave:%d\n", + __func__, eqe->type, eqe->subtype, slave); mlx4_slave_event(dev, slave, eqe); break; @@ -569,8 +567,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) { if (i == mlx4_master_func_num(dev)) continue; - mlx4_dbg(dev, "%s: Sending MLX4_PORT_CHANGE_SUBTYPE_DOWN" - " to slave: %d, port:%d\n", + mlx4_dbg(dev, "%s: Sending MLX4_PORT_CHANGE_SUBTYPE_DOWN to slave: %d, port:%d\n", __func__, i, port); s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state; if (IFLA_VF_LINK_STATE_AUTO == s_info->link_state) { @@ -634,11 +631,9 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) be32_to_cpu(eqe->event.cq_err.cqn) & 0xffffff, &slave); if (ret && ret != -ENOENT) { - mlx4_dbg(dev, "CQ event %02x(%02x) on " - "EQ %d at index %u: could " - "not get slave id (%d)\n", - eqe->type, eqe->subtype, - eq->eqn, eq->cons_index, ret); + mlx4_dbg(dev, "CQ event %02x(%02x) on EQ %d at index %u: could not get slave id (%d)\n", + eqe->type, eqe->subtype, + eq->eqn, eq->cons_index, ret); break; } @@ -667,8 +662,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) case MLX4_EVENT_TYPE_COMM_CHANNEL: if (!mlx4_is_master(dev)) { - mlx4_warn(dev, "Received comm channel event " - "for non master device\n"); + mlx4_warn(dev, "Received comm channel event for non master device\n"); break; } memcpy(&priv->mfunc.master.comm_arm_bit_vector, @@ -681,8 +675,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) case MLX4_EVENT_TYPE_FLR_EVENT: flr_slave = be32_to_cpu(eqe->event.flr_event.slave_id); if (!mlx4_is_master(dev)) { - mlx4_warn(dev, "Non-master function received" - "FLR event\n"); + mlx4_warn(dev, "Non-master function received FLR event\n"); break; } @@ -711,22 +704,17 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) if (eqe->subtype == MLX4_FATAL_WARNING_SUBTYPE_WARMING) { if (mlx4_is_master(dev)) for (i = 0; i < dev->num_slaves; i++) { - mlx4_dbg(dev, "%s: Sending " - "MLX4_FATAL_WARNING_SUBTYPE_WARMING" - " to slave: %d\n", __func__, i); + mlx4_dbg(dev, "%s: Sending MLX4_FATAL_WARNING_SUBTYPE_WARMING to slave: %d\n", + __func__, i); if (i == dev->caps.function) continue; mlx4_slave_event(dev, i, eqe); } - mlx4_err(dev, "Temperature Threshold was reached! " - "Threshold: %d celsius degrees; " - "Current Temperature: %d\n", - be16_to_cpu(eqe->event.warming.warning_threshold), - be16_to_cpu(eqe->event.warming.current_temperature)); + mlx4_err(dev, "Temperature Threshold was reached! Threshold: %d celsius degrees; Current Temperature: %d\n", + be16_to_cpu(eqe->event.warming.warning_threshold), + be16_to_cpu(eqe->event.warming.current_temperature)); } else - mlx4_warn(dev, "Unhandled event FATAL WARNING (%02x), " - "subtype %02x on EQ %d at index %u. owner=%x, " - "nent=0x%x, slave=%x, ownership=%s\n", + mlx4_warn(dev, "Unhandled event FATAL WARNING (%02x), subtype %02x on EQ %d at index %u. owner=%x, nent=0x%x, slave=%x, ownership=%s\n", eqe->type, eqe->subtype, eq->eqn, eq->cons_index, eqe->owner, eq->nent, eqe->slave_id, @@ -743,9 +731,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) case MLX4_EVENT_TYPE_EEC_CATAS_ERROR: case MLX4_EVENT_TYPE_ECC_DETECT: default: - mlx4_warn(dev, "Unhandled event %02x(%02x) on EQ %d at " - "index %u. owner=%x, nent=0x%x, slave=%x, " - "ownership=%s\n", + mlx4_warn(dev, "Unhandled event %02x(%02x) on EQ %d at index %u. owner=%x, nent=0x%x, slave=%x, ownership=%s\n", eqe->type, eqe->subtype, eq->eqn, eq->cons_index, eqe->owner, eq->nent, eqe->slave_id, @@ -1088,7 +1074,7 @@ static int mlx4_map_clr_int(struct mlx4_dev *dev) priv->clr_base = ioremap(pci_resource_start(dev->pdev, priv->fw.clr_int_bar) + priv->fw.clr_int_base, MLX4_CLR_INT_SIZE); if (!priv->clr_base) { - mlx4_err(dev, "Couldn't map interrupt clear register, aborting.\n"); + mlx4_err(dev, "Couldn't map interrupt clear register, aborting\n"); return -ENOMEM; } @@ -1102,6 +1088,57 @@ static void mlx4_unmap_clr_int(struct mlx4_dev *dev) iounmap(priv->clr_base); } +static void mlx4_irq_notifier_notify(struct irq_affinity_notify *notify, + const cpumask_t *mask) +{ + struct mlx4_irq_notify *n = container_of(notify, + struct mlx4_irq_notify, + notify); + struct mlx4_priv *priv = (struct mlx4_priv *)n->arg; + struct radix_tree_iter iter; + void **slot; + + radix_tree_for_each_slot(slot, &priv->cq_table.tree, &iter, 0) { + struct mlx4_cq *cq = (struct mlx4_cq *)(*slot); + + if (cq->irq == notify->irq) + cq->irq_affinity_change = true; + } +} + +static void mlx4_release_irq_notifier(struct kref *ref) +{ + struct mlx4_irq_notify *n = container_of(ref, struct mlx4_irq_notify, + notify.kref); + kfree(n); +} + +static void mlx4_assign_irq_notifier(struct mlx4_priv *priv, + struct mlx4_dev *dev, int irq) +{ + struct mlx4_irq_notify *irq_notifier = NULL; + int err = 0; + + irq_notifier = kzalloc(sizeof(*irq_notifier), GFP_KERNEL); + if (!irq_notifier) { + mlx4_warn(dev, "Failed to allocate irq notifier. irq %d\n", + irq); + return; + } + + irq_notifier->notify.irq = irq; + irq_notifier->notify.notify = mlx4_irq_notifier_notify; + irq_notifier->notify.release = mlx4_release_irq_notifier; + irq_notifier->arg = priv; + err = irq_set_affinity_notifier(irq, &irq_notifier->notify); + if (err) { + kfree(irq_notifier); + irq_notifier = NULL; + mlx4_warn(dev, "Failed to set irq notifier. irq %d\n", irq); + } +} + + int mlx4_alloc_eq_table(struct mlx4_dev *dev) { struct mlx4_priv *priv = mlx4_priv(dev); @@ -1372,6 +1409,9 @@ int mlx4_assign_eq(struct mlx4_dev *dev, char *name, struct cpu_rmap *rmap, continue; /*we dont want to break here*/ } + mlx4_assign_irq_notifier(priv, dev, + priv->eq_table.eq[vec].irq); + eq_set_ci(&priv->eq_table.eq[vec], 1); } } @@ -1398,6 +1438,9 @@ void mlx4_release_eq(struct mlx4_dev *dev, int vec) Belonging to a legacy EQ*/ mutex_lock(&priv->msix_ctl.pool_lock); if (priv->msix_ctl.pool_bm & 1ULL << i) { + irq_set_affinity_notifier( + priv->eq_table.eq[vec].irq, + NULL); free_irq(priv->eq_table.eq[vec].irq, &priv->eq_table.eq[vec]); priv->msix_ctl.pool_bm &= ~(1ULL << i); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index d16a4d118903..c52e04891317 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -428,8 +428,7 @@ int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u32 gen_or_port, } else if (dev->caps.port_type[gen_or_port] == MLX4_PORT_TYPE_IB) { MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS0_OFFSET); if (field & QUERY_FUNC_CAP_FLAGS0_FORCE_PHY_WQE_GID) { - mlx4_err(dev, "phy_wqe_gid is " - "enforced on this ib port\n"); + mlx4_err(dev, "phy_wqe_gid is enforced on this ib port\n"); err = -EPROTONOSUPPORT; goto out; } @@ -1054,10 +1053,10 @@ int mlx4_map_cmd(struct mlx4_dev *dev, u16 op, struct mlx4_icm *icm, u64 virt) */ lg = ffs(mlx4_icm_addr(&iter) | mlx4_icm_size(&iter)) - 1; if (lg < MLX4_ICM_PAGE_SHIFT) { - mlx4_warn(dev, "Got FW area not aligned to %d (%llx/%lx).\n", - MLX4_ICM_PAGE_SIZE, - (unsigned long long) mlx4_icm_addr(&iter), - mlx4_icm_size(&iter)); + mlx4_warn(dev, "Got FW area not aligned to %d (%llx/%lx)\n", + MLX4_ICM_PAGE_SIZE, + (unsigned long long) mlx4_icm_addr(&iter), + mlx4_icm_size(&iter)); err = -EINVAL; goto out; } @@ -1093,14 +1092,14 @@ int mlx4_map_cmd(struct mlx4_dev *dev, u16 op, struct mlx4_icm *icm, u64 virt) switch (op) { case MLX4_CMD_MAP_FA: - mlx4_dbg(dev, "Mapped %d chunks/%d KB for FW.\n", tc, ts); + mlx4_dbg(dev, "Mapped %d chunks/%d KB for FW\n", tc, ts); break; case MLX4_CMD_MAP_ICM_AUX: - mlx4_dbg(dev, "Mapped %d chunks/%d KB for ICM aux.\n", tc, ts); + mlx4_dbg(dev, "Mapped %d chunks/%d KB for ICM aux\n", tc, ts); break; case MLX4_CMD_MAP_ICM: - mlx4_dbg(dev, "Mapped %d chunks/%d KB at %llx for ICM.\n", - tc, ts, (unsigned long long) virt - (ts << 10)); + mlx4_dbg(dev, "Mapped %d chunks/%d KB at %llx for ICM\n", + tc, ts, (unsigned long long) virt - (ts << 10)); break; } @@ -1186,14 +1185,13 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev) MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET); if (cmd_if_rev < MLX4_COMMAND_INTERFACE_MIN_REV || cmd_if_rev > MLX4_COMMAND_INTERFACE_MAX_REV) { - mlx4_err(dev, "Installed FW has unsupported " - "command interface revision %d.\n", + mlx4_err(dev, "Installed FW has unsupported command interface revision %d\n", cmd_if_rev); mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n", (int) (dev->caps.fw_ver >> 32), (int) (dev->caps.fw_ver >> 16) & 0xffff, (int) dev->caps.fw_ver & 0xffff); - mlx4_err(dev, "This driver version supports only revisions %d to %d.\n", + mlx4_err(dev, "This driver version supports only revisions %d to %d\n", MLX4_COMMAND_INTERFACE_MIN_REV, MLX4_COMMAND_INTERFACE_MAX_REV); err = -ENODEV; goto out; diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index cef267e24f9c..a56f6012258d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -104,8 +104,6 @@ module_param(enable_64b_cqe_eqe, bool, 0444); MODULE_PARM_DESC(enable_64b_cqe_eqe, "Enable 64 byte CQEs/EQEs when the FW supports this (default: True)"); -#define HCA_GLOBAL_CAP_MASK 0 - #define PF_CONTEXT_BEHAVIOUR_MASK MLX4_FUNC_CAP_64B_EQE_CQE static char mlx4_version[] = @@ -163,8 +161,7 @@ int mlx4_check_port_params(struct mlx4_dev *dev, for (i = 0; i < dev->caps.num_ports - 1; i++) { if (port_type[i] != port_type[i + 1]) { if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) { - mlx4_err(dev, "Only same port types supported " - "on this HCA, aborting.\n"); + mlx4_err(dev, "Only same port types supported on this HCA, aborting\n"); return -EINVAL; } } @@ -172,8 +169,8 @@ int mlx4_check_port_params(struct mlx4_dev *dev, for (i = 0; i < dev->caps.num_ports; i++) { if (!(port_type[i] & dev->caps.supported_type[i+1])) { - mlx4_err(dev, "Requested port type for port %d is not " - "supported on this HCA\n", i + 1); + mlx4_err(dev, "Requested port type for port %d is not supported on this HCA\n", + i + 1); return -EINVAL; } } @@ -195,26 +192,23 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) err = mlx4_QUERY_DEV_CAP(dev, dev_cap); if (err) { - mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n"); + mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n"); return err; } if (dev_cap->min_page_sz > PAGE_SIZE) { - mlx4_err(dev, "HCA minimum page size of %d bigger than " - "kernel PAGE_SIZE of %ld, aborting.\n", + mlx4_err(dev, "HCA minimum page size of %d bigger than kernel PAGE_SIZE of %ld, aborting\n", dev_cap->min_page_sz, PAGE_SIZE); return -ENODEV; } if (dev_cap->num_ports > MLX4_MAX_PORTS) { - mlx4_err(dev, "HCA has %d ports, but we only support %d, " - "aborting.\n", + mlx4_err(dev, "HCA has %d ports, but we only support %d, aborting\n", dev_cap->num_ports, MLX4_MAX_PORTS); return -ENODEV; } if (dev_cap->uar_size > pci_resource_len(dev->pdev, 2)) { - mlx4_err(dev, "HCA reported UAR size of 0x%x bigger than " - "PCI resource 2 size of 0x%llx, aborting.\n", + mlx4_err(dev, "HCA reported UAR size of 0x%x bigger than PCI resource 2 size of 0x%llx, aborting\n", dev_cap->uar_size, (unsigned long long) pci_resource_len(dev->pdev, 2)); return -ENODEV; @@ -347,14 +341,12 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) if (dev->caps.log_num_macs > dev_cap->log_max_macs[i]) { dev->caps.log_num_macs = dev_cap->log_max_macs[i]; - mlx4_warn(dev, "Requested number of MACs is too much " - "for port %d, reducing to %d.\n", + mlx4_warn(dev, "Requested number of MACs is too much for port %d, reducing to %d\n", i, 1 << dev->caps.log_num_macs); } if (dev->caps.log_num_vlans > dev_cap->log_max_vlans[i]) { dev->caps.log_num_vlans = dev_cap->log_max_vlans[i]; - mlx4_warn(dev, "Requested number of VLANs is too much " - "for port %d, reducing to %d.\n", + mlx4_warn(dev, "Requested number of VLANs is too much for port %d, reducing to %d\n", i, 1 << dev->caps.log_num_vlans); } } @@ -584,13 +576,14 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) memset(&hca_param, 0, sizeof(hca_param)); err = mlx4_QUERY_HCA(dev, &hca_param); if (err) { - mlx4_err(dev, "QUERY_HCA command failed, aborting.\n"); + mlx4_err(dev, "QUERY_HCA command failed, aborting\n"); return err; } - /*fail if the hca has an unknown capability */ - if ((hca_param.global_caps | HCA_GLOBAL_CAP_MASK) != - HCA_GLOBAL_CAP_MASK) { + /* fail if the hca has an unknown global capability + * at this time global_caps should be always zeroed + */ + if (hca_param.global_caps) { mlx4_err(dev, "Unknown hca global capabilities\n"); return -ENOSYS; } @@ -603,19 +596,18 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) dev->caps.max_qp_dest_rdma = 1 << hca_param.log_rd_per_qp; err = mlx4_dev_cap(dev, &dev_cap); if (err) { - mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n"); + mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n"); return err; } err = mlx4_QUERY_FW(dev); if (err) - mlx4_err(dev, "QUERY_FW command failed: could not get FW version.\n"); + mlx4_err(dev, "QUERY_FW command failed: could not get FW version\n"); page_size = ~dev->caps.page_size_cap + 1; mlx4_warn(dev, "HCA minimum page size:%d\n", page_size); if (page_size > PAGE_SIZE) { - mlx4_err(dev, "HCA minimum page size of %d bigger than " - "kernel PAGE_SIZE of %ld, aborting.\n", + mlx4_err(dev, "HCA minimum page size of %d bigger than kernel PAGE_SIZE of %ld, aborting\n", page_size, PAGE_SIZE); return -ENODEV; } @@ -633,8 +625,8 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) memset(&func_cap, 0, sizeof(func_cap)); err = mlx4_QUERY_FUNC_CAP(dev, 0, &func_cap); if (err) { - mlx4_err(dev, "QUERY_FUNC_CAP general command failed, aborting (%d).\n", - err); + mlx4_err(dev, "QUERY_FUNC_CAP general command failed, aborting (%d)\n", + err); return err; } @@ -661,8 +653,8 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) dev->caps.num_amgms = 0; if (dev->caps.num_ports > MLX4_MAX_PORTS) { - mlx4_err(dev, "HCA has %d ports, but we only support %d, " - "aborting.\n", dev->caps.num_ports, MLX4_MAX_PORTS); + mlx4_err(dev, "HCA has %d ports, but we only support %d, aborting\n", + dev->caps.num_ports, MLX4_MAX_PORTS); return -ENODEV; } @@ -680,8 +672,8 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) for (i = 1; i <= dev->caps.num_ports; ++i) { err = mlx4_QUERY_FUNC_CAP(dev, (u32) i, &func_cap); if (err) { - mlx4_err(dev, "QUERY_FUNC_CAP port command failed for" - " port %d, aborting (%d).\n", i, err); + mlx4_err(dev, "QUERY_FUNC_CAP port command failed for port %d, aborting (%d)\n", + i, err); goto err_mem; } dev->caps.qp0_tunnel[i - 1] = func_cap.qp0_tunnel_qpn; @@ -699,8 +691,7 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) if (dev->caps.uar_page_size * (dev->caps.num_uars - dev->caps.reserved_uars) > pci_resource_len(dev->pdev, 2)) { - mlx4_err(dev, "HCA reported UAR region size of 0x%x bigger than " - "PCI resource 2 size of 0x%llx, aborting.\n", + mlx4_err(dev, "HCA reported UAR region size of 0x%x bigger than PCI resource 2 size of 0x%llx, aborting\n", dev->caps.uar_page_size * dev->caps.num_uars, (unsigned long long) pci_resource_len(dev->pdev, 2)); goto err_mem; @@ -722,7 +713,7 @@ static int mlx4_slave_cap(struct mlx4_dev *dev) } dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS; - mlx4_warn(dev, "Timestamping is not supported in slave mode.\n"); + mlx4_warn(dev, "Timestamping is not supported in slave mode\n"); slave_adjust_steering_mode(dev, &dev_cap, &hca_param); @@ -754,10 +745,10 @@ static void mlx4_request_modules(struct mlx4_dev *dev) has_eth_port = true; } - if (has_ib_port || (dev->caps.flags & MLX4_DEV_CAP_FLAG_IBOE)) - request_module_nowait(IB_DRV_NAME); if (has_eth_port) request_module_nowait(EN_DRV_NAME); + if (has_ib_port || (dev->caps.flags & MLX4_DEV_CAP_FLAG_IBOE)) + request_module_nowait(IB_DRV_NAME); } /* @@ -784,8 +775,8 @@ int mlx4_change_port_types(struct mlx4_dev *dev, dev->caps.port_type[port] = port_types[port - 1]; err = mlx4_SET_PORT(dev, port, -1); if (err) { - mlx4_err(dev, "Failed to set port %d, " - "aborting\n", port); + mlx4_err(dev, "Failed to set port %d, aborting\n", + port); goto out; } } @@ -868,9 +859,7 @@ static ssize_t set_port_type(struct device *dev, } } if (err) { - mlx4_err(mdev, "Auto sensing is not supported on this HCA. " - "Set only 'eth' or 'ib' for both ports " - "(should be the same)\n"); + mlx4_err(mdev, "Auto sensing is not supported on this HCA. Set only 'eth' or 'ib' for both ports (should be the same)\n"); goto out; } @@ -975,8 +964,8 @@ static ssize_t set_port_ib_mtu(struct device *dev, mlx4_CLOSE_PORT(mdev, port); err = mlx4_SET_PORT(mdev, port, -1); if (err) { - mlx4_err(mdev, "Failed to set port %d, " - "aborting\n", port); + mlx4_err(mdev, "Failed to set port %d, aborting\n", + port); goto err_set_port; } } @@ -995,19 +984,19 @@ static int mlx4_load_fw(struct mlx4_dev *dev) priv->fw.fw_icm = mlx4_alloc_icm(dev, priv->fw.fw_pages, GFP_HIGHUSER | __GFP_NOWARN, 0); if (!priv->fw.fw_icm) { - mlx4_err(dev, "Couldn't allocate FW area, aborting.\n"); + mlx4_err(dev, "Couldn't allocate FW area, aborting\n"); return -ENOMEM; } err = mlx4_MAP_FA(dev, priv->fw.fw_icm); if (err) { - mlx4_err(dev, "MAP_FA command failed, aborting.\n"); + mlx4_err(dev, "MAP_FA command failed, aborting\n"); goto err_free; } err = mlx4_RUN_FW(dev); if (err) { - mlx4_err(dev, "RUN_FW command failed, aborting.\n"); + mlx4_err(dev, "RUN_FW command failed, aborting\n"); goto err_unmap_fa; } @@ -1091,30 +1080,30 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, err = mlx4_SET_ICM_SIZE(dev, icm_size, &aux_pages); if (err) { - mlx4_err(dev, "SET_ICM_SIZE command failed, aborting.\n"); + mlx4_err(dev, "SET_ICM_SIZE command failed, aborting\n"); return err; } - mlx4_dbg(dev, "%lld KB of HCA context requires %lld KB aux memory.\n", + mlx4_dbg(dev, "%lld KB of HCA context requires %lld KB aux memory\n", (unsigned long long) icm_size >> 10, (unsigned long long) aux_pages << 2); priv->fw.aux_icm = mlx4_alloc_icm(dev, aux_pages, GFP_HIGHUSER | __GFP_NOWARN, 0); if (!priv->fw.aux_icm) { - mlx4_err(dev, "Couldn't allocate aux memory, aborting.\n"); + mlx4_err(dev, "Couldn't allocate aux memory, aborting\n"); return -ENOMEM; } err = mlx4_MAP_ICM_AUX(dev, priv->fw.aux_icm); if (err) { - mlx4_err(dev, "MAP_ICM_AUX command failed, aborting.\n"); + mlx4_err(dev, "MAP_ICM_AUX command failed, aborting\n"); goto err_free_aux; } err = mlx4_init_cmpt_table(dev, init_hca->cmpt_base, dev_cap->cmpt_entry_sz); if (err) { - mlx4_err(dev, "Failed to map cMPT context memory, aborting.\n"); + mlx4_err(dev, "Failed to map cMPT context memory, aborting\n"); goto err_unmap_aux; } @@ -1125,7 +1114,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, init_hca->eqc_base, dev_cap->eqc_entry_sz, num_eqs, num_eqs, 0, 0); if (err) { - mlx4_err(dev, "Failed to map EQ context memory, aborting.\n"); + mlx4_err(dev, "Failed to map EQ context memory, aborting\n"); goto err_unmap_cmpt; } @@ -1146,7 +1135,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.num_mtts, dev->caps.reserved_mtts, 1, 0); if (err) { - mlx4_err(dev, "Failed to map MTT context memory, aborting.\n"); + mlx4_err(dev, "Failed to map MTT context memory, aborting\n"); goto err_unmap_eq; } @@ -1156,7 +1145,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.num_mpts, dev->caps.reserved_mrws, 1, 1); if (err) { - mlx4_err(dev, "Failed to map dMPT context memory, aborting.\n"); + mlx4_err(dev, "Failed to map dMPT context memory, aborting\n"); goto err_unmap_mtt; } @@ -1167,7 +1156,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], 0, 0); if (err) { - mlx4_err(dev, "Failed to map QP context memory, aborting.\n"); + mlx4_err(dev, "Failed to map QP context memory, aborting\n"); goto err_unmap_dmpt; } @@ -1178,7 +1167,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], 0, 0); if (err) { - mlx4_err(dev, "Failed to map AUXC context memory, aborting.\n"); + mlx4_err(dev, "Failed to map AUXC context memory, aborting\n"); goto err_unmap_qp; } @@ -1189,7 +1178,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], 0, 0); if (err) { - mlx4_err(dev, "Failed to map ALTC context memory, aborting.\n"); + mlx4_err(dev, "Failed to map ALTC context memory, aborting\n"); goto err_unmap_auxc; } @@ -1210,7 +1199,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.num_cqs, dev->caps.reserved_cqs, 0, 0); if (err) { - mlx4_err(dev, "Failed to map CQ context memory, aborting.\n"); + mlx4_err(dev, "Failed to map CQ context memory, aborting\n"); goto err_unmap_rdmarc; } @@ -1220,7 +1209,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.num_srqs, dev->caps.reserved_srqs, 0, 0); if (err) { - mlx4_err(dev, "Failed to map SRQ context memory, aborting.\n"); + mlx4_err(dev, "Failed to map SRQ context memory, aborting\n"); goto err_unmap_cq; } @@ -1238,7 +1227,7 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, dev->caps.num_mgms + dev->caps.num_amgms, 0, 0); if (err) { - mlx4_err(dev, "Failed to map MCG context memory, aborting.\n"); + mlx4_err(dev, "Failed to map MCG context memory, aborting\n"); goto err_unmap_srq; } @@ -1315,7 +1304,7 @@ static void mlx4_slave_exit(struct mlx4_dev *dev) mutex_lock(&priv->cmd.slave_cmd_mutex); if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_RESET, 0, MLX4_COMM_TIME)) - mlx4_warn(dev, "Failed to close slave function.\n"); + mlx4_warn(dev, "Failed to close slave function\n"); mutex_unlock(&priv->cmd.slave_cmd_mutex); } @@ -1413,7 +1402,7 @@ static int mlx4_init_slave(struct mlx4_dev *dev) u32 cmd_channel_ver; if (atomic_read(&pf_loading)) { - mlx4_warn(dev, "PF is not ready. Deferring probe\n"); + mlx4_warn(dev, "PF is not ready - Deferring probe\n"); return -EPROBE_DEFER; } @@ -1426,8 +1415,7 @@ static int mlx4_init_slave(struct mlx4_dev *dev) * NUM_OF_RESET_RETRIES times before leaving.*/ if (ret_from_reset) { if (MLX4_DELAY_RESET_SLAVE == ret_from_reset) { - mlx4_warn(dev, "slave is currently in the " - "middle of FLR. Deferring probe.\n"); + mlx4_warn(dev, "slave is currently in the middle of FLR - Deferring probe\n"); mutex_unlock(&priv->cmd.slave_cmd_mutex); return -EPROBE_DEFER; } else @@ -1441,8 +1429,7 @@ static int mlx4_init_slave(struct mlx4_dev *dev) if (MLX4_COMM_GET_IF_REV(cmd_channel_ver) != MLX4_COMM_GET_IF_REV(slave_read)) { - mlx4_err(dev, "slave driver version is not supported" - " by the master\n"); + mlx4_err(dev, "slave driver version is not supported by the master\n"); goto err; } @@ -1520,8 +1507,7 @@ static void choose_steering_mode(struct mlx4_dev *dev, if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER || dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_MC_STEER) - mlx4_warn(dev, "Must have both UC_STEER and MC_STEER flags " - "set to use B0 steering. Falling back to A0 steering mode.\n"); + mlx4_warn(dev, "Must have both UC_STEER and MC_STEER flags set to use B0 steering - falling back to A0 steering mode\n"); } dev->oper_log_mgm_entry_size = mlx4_log_num_mgm_entry_size > 0 ? @@ -1529,8 +1515,7 @@ static void choose_steering_mode(struct mlx4_dev *dev, MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE; dev->caps.num_qp_per_mgm = mlx4_get_qp_per_mgm(dev); } - mlx4_dbg(dev, "Steering mode is: %s, oper_log_mgm_entry_size = %d, " - "modparam log_num_mgm_entry_size = %d\n", + mlx4_dbg(dev, "Steering mode is: %s, oper_log_mgm_entry_size = %d, modparam log_num_mgm_entry_size = %d\n", mlx4_steering_mode_str(dev->caps.steering_mode), dev->oper_log_mgm_entry_size, mlx4_log_num_mgm_entry_size); @@ -1564,15 +1549,15 @@ static int mlx4_init_hca(struct mlx4_dev *dev) err = mlx4_QUERY_FW(dev); if (err) { if (err == -EACCES) - mlx4_info(dev, "non-primary physical function, skipping.\n"); + mlx4_info(dev, "non-primary physical function, skipping\n"); else - mlx4_err(dev, "QUERY_FW command failed, aborting.\n"); + mlx4_err(dev, "QUERY_FW command failed, aborting\n"); return err; } err = mlx4_load_fw(dev); if (err) { - mlx4_err(dev, "Failed to start FW, aborting.\n"); + mlx4_err(dev, "Failed to start FW, aborting\n"); return err; } @@ -1584,7 +1569,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev) err = mlx4_dev_cap(dev, &dev_cap); if (err) { - mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n"); + mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n"); goto err_stop_fw; } @@ -1625,7 +1610,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev) err = mlx4_INIT_HCA(dev, &init_hca); if (err) { - mlx4_err(dev, "INIT_HCA command failed, aborting.\n"); + mlx4_err(dev, "INIT_HCA command failed, aborting\n"); goto err_free_icm; } /* @@ -1636,7 +1621,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev) memset(&init_hca, 0, sizeof(init_hca)); err = mlx4_QUERY_HCA(dev, &init_hca); if (err) { - mlx4_err(dev, "QUERY_HCA command failed, disable timestamp.\n"); + mlx4_err(dev, "QUERY_HCA command failed, disable timestamp\n"); dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS; } else { dev->caps.hca_core_clock = @@ -1649,14 +1634,14 @@ static int mlx4_init_hca(struct mlx4_dev *dev) if (!dev->caps.hca_core_clock) { dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS; mlx4_err(dev, - "HCA frequency is 0. Timestamping is not supported."); + "HCA frequency is 0 - timestamping is not supported\n"); } else if (map_internal_clock(dev)) { /* * Map internal clock, * in case of failure disable timestamping */ dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS; - mlx4_err(dev, "Failed to map internal clock. Timestamping is not supported.\n"); + mlx4_err(dev, "Failed to map internal clock. Timestamping is not supported\n"); } } } else { @@ -1683,7 +1668,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev) err = mlx4_QUERY_ADAPTER(dev, &adapter); if (err) { - mlx4_err(dev, "QUERY_ADAPTER command failed, aborting.\n"); + mlx4_err(dev, "QUERY_ADAPTER command failed, aborting\n"); goto unmap_bf; } @@ -1793,79 +1778,69 @@ static int mlx4_setup_hca(struct mlx4_dev *dev) err = mlx4_init_uar_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "user access region table, aborting.\n"); - return err; + mlx4_err(dev, "Failed to initialize user access region table, aborting\n"); + return err; } err = mlx4_uar_alloc(dev, &priv->driver_uar); if (err) { - mlx4_err(dev, "Failed to allocate driver access region, " - "aborting.\n"); + mlx4_err(dev, "Failed to allocate driver access region, aborting\n"); goto err_uar_table_free; } priv->kar = ioremap((phys_addr_t) priv->driver_uar.pfn << PAGE_SHIFT, PAGE_SIZE); if (!priv->kar) { - mlx4_err(dev, "Couldn't map kernel access region, " - "aborting.\n"); + mlx4_err(dev, "Couldn't map kernel access region, aborting\n"); err = -ENOMEM; goto err_uar_free; } err = mlx4_init_pd_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "protection domain table, aborting.\n"); + mlx4_err(dev, "Failed to initialize protection domain table, aborting\n"); goto err_kar_unmap; } err = mlx4_init_xrcd_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "reliable connection domain table, aborting.\n"); + mlx4_err(dev, "Failed to initialize reliable connection domain table, aborting\n"); goto err_pd_table_free; } err = mlx4_init_mr_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "memory region table, aborting.\n"); + mlx4_err(dev, "Failed to initialize memory region table, aborting\n"); goto err_xrcd_table_free; } if (!mlx4_is_slave(dev)) { err = mlx4_init_mcg_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize multicast group table, aborting.\n"); + mlx4_err(dev, "Failed to initialize multicast group table, aborting\n"); goto err_mr_table_free; } } err = mlx4_init_eq_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "event queue table, aborting.\n"); + mlx4_err(dev, "Failed to initialize event queue table, aborting\n"); goto err_mcg_table_free; } err = mlx4_cmd_use_events(dev); if (err) { - mlx4_err(dev, "Failed to switch to event-driven " - "firmware commands, aborting.\n"); + mlx4_err(dev, "Failed to switch to event-driven firmware commands, aborting\n"); goto err_eq_table_free; } err = mlx4_NOP(dev); if (err) { if (dev->flags & MLX4_FLAG_MSI_X) { - mlx4_warn(dev, "NOP command failed to generate MSI-X " - "interrupt IRQ %d).\n", + mlx4_warn(dev, "NOP command failed to generate MSI-X interrupt IRQ %d)\n", priv->eq_table.eq[dev->caps.num_comp_vectors].irq); - mlx4_warn(dev, "Trying again without MSI-X.\n"); + mlx4_warn(dev, "Trying again without MSI-X\n"); } else { - mlx4_err(dev, "NOP command failed to generate interrupt " - "(IRQ %d), aborting.\n", + mlx4_err(dev, "NOP command failed to generate interrupt (IRQ %d), aborting\n", priv->eq_table.eq[dev->caps.num_comp_vectors].irq); mlx4_err(dev, "BIOS or ACPI interrupt routing problem?\n"); } @@ -1877,28 +1852,25 @@ static int mlx4_setup_hca(struct mlx4_dev *dev) err = mlx4_init_cq_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "completion queue table, aborting.\n"); + mlx4_err(dev, "Failed to initialize completion queue table, aborting\n"); goto err_cmd_poll; } err = mlx4_init_srq_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "shared receive queue table, aborting.\n"); + mlx4_err(dev, "Failed to initialize shared receive queue table, aborting\n"); goto err_cq_table_free; } err = mlx4_init_qp_table(dev); if (err) { - mlx4_err(dev, "Failed to initialize " - "queue pair table, aborting.\n"); + mlx4_err(dev, "Failed to initialize queue pair table, aborting\n"); goto err_srq_table_free; } err = mlx4_init_counters_table(dev); if (err && err != -ENOENT) { - mlx4_err(dev, "Failed to initialize counters table, aborting.\n"); + mlx4_err(dev, "Failed to initialize counters table, aborting\n"); goto err_qp_table_free; } @@ -1908,9 +1880,8 @@ static int mlx4_setup_hca(struct mlx4_dev *dev) err = mlx4_get_port_ib_caps(dev, port, &ib_port_default_caps); if (err) - mlx4_warn(dev, "failed to get port %d default " - "ib capabilities (%d). Continuing " - "with caps = 0\n", port, err); + mlx4_warn(dev, "failed to get port %d default ib capabilities (%d). Continuing with caps = 0\n", + port, err); dev->caps.ib_port_def_cap[port] = ib_port_default_caps; /* initialize per-slave default ib port capabilities */ @@ -1920,7 +1891,7 @@ static int mlx4_setup_hca(struct mlx4_dev *dev) if (i == mlx4_master_func_num(dev)) continue; priv->mfunc.master.slave_state[i].ib_cap_mask[port] = - ib_port_default_caps; + ib_port_default_caps; } } @@ -1933,7 +1904,7 @@ static int mlx4_setup_hca(struct mlx4_dev *dev) dev->caps.pkey_table_len[port] : -1); if (err) { mlx4_err(dev, "Failed to set port %d, aborting\n", - port); + port); goto err_counters_table_free; } } @@ -2009,7 +1980,7 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev) kfree(entries); goto no_msi; } else if (nreq < MSIX_LEGACY_SZ + - dev->caps.num_ports * MIN_MSIX_P_PORT) { + dev->caps.num_ports * MIN_MSIX_P_PORT) { /*Working in legacy mode , all EQ's shared*/ dev->caps.comp_pool = 0; dev->caps.num_comp_vectors = nreq - 1; @@ -2209,8 +2180,7 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) err = pci_enable_device(pdev); if (err) { - dev_err(&pdev->dev, "Cannot enable PCI device, " - "aborting.\n"); + dev_err(&pdev->dev, "Cannot enable PCI device, aborting\n"); return err; } @@ -2257,14 +2227,13 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) */ if (!(pci_dev_data & MLX4_PCI_DEV_IS_VF) && !(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { - dev_err(&pdev->dev, "Missing DCS, aborting." - "(driver_data: 0x%x, pci_resource_flags(pdev, 0):0x%lx)\n", + dev_err(&pdev->dev, "Missing DCS, aborting (driver_data: 0x%x, pci_resource_flags(pdev, 0):0x%lx)\n", pci_dev_data, pci_resource_flags(pdev, 0)); err = -ENODEV; goto err_disable_pdev; } if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { - dev_err(&pdev->dev, "Missing UAR, aborting.\n"); + dev_err(&pdev->dev, "Missing UAR, aborting\n"); err = -ENODEV; goto err_disable_pdev; } @@ -2279,21 +2248,19 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); if (err) { - dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n"); + dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask\n"); err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); if (err) { - dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n"); + dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting\n"); goto err_release_regions; } } err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); if (err) { - dev_warn(&pdev->dev, "Warning: couldn't set 64-bit " - "consistent PCI DMA mask.\n"); + dev_warn(&pdev->dev, "Warning: couldn't set 64-bit consistent PCI DMA mask\n"); err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); if (err) { - dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, " - "aborting.\n"); + dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, aborting\n"); goto err_release_regions; } } @@ -2324,7 +2291,7 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) if (total_vfs) { unsigned vfs_offset = 0; for (i = 0; i < sizeof(nvfs)/sizeof(nvfs[0]) && - vfs_offset + nvfs[i] < extended_func_num(pdev); + vfs_offset + nvfs[i] < extended_func_num(pdev); vfs_offset += nvfs[i], i++) ; if (i == sizeof(nvfs)/sizeof(nvfs[0])) { @@ -2350,8 +2317,7 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) if (err < 0) goto err_free_dev; else { - mlx4_warn(dev, "Multiple PFs not yet supported." - " Skipping PF.\n"); + mlx4_warn(dev, "Multiple PFs not yet supported - Skipping PF\n"); err = -EINVAL; goto err_free_dev; } @@ -2361,8 +2327,8 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) mlx4_warn(dev, "Enabling SR-IOV with %d VFs\n", total_vfs); dev->dev_vfs = kzalloc( - total_vfs * sizeof(*dev->dev_vfs), - GFP_KERNEL); + total_vfs * sizeof(*dev->dev_vfs), + GFP_KERNEL); if (NULL == dev->dev_vfs) { mlx4_err(dev, "Failed to allocate memory for VFs\n"); err = 0; @@ -2370,14 +2336,14 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) atomic_inc(&pf_loading); err = pci_enable_sriov(pdev, total_vfs); if (err) { - mlx4_err(dev, "Failed to enable SR-IOV, continuing without SR-IOV (err = %d).\n", + mlx4_err(dev, "Failed to enable SR-IOV, continuing without SR-IOV (err = %d)\n", err); atomic_dec(&pf_loading); err = 0; } else { mlx4_warn(dev, "Running in master mode\n"); dev->flags |= MLX4_FLAG_SRIOV | - MLX4_FLAG_MASTER; + MLX4_FLAG_MASTER; dev->num_vfs = total_vfs; sriov_initialized = 1; } @@ -2394,7 +2360,7 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) */ err = mlx4_reset(dev); if (err) { - mlx4_err(dev, "Failed to reset HCA, aborting.\n"); + mlx4_err(dev, "Failed to reset HCA, aborting\n"); goto err_rel_own; } } @@ -2402,7 +2368,7 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) slave_start: err = mlx4_cmd_init(dev); if (err) { - mlx4_err(dev, "Failed to init command interface, aborting.\n"); + mlx4_err(dev, "Failed to init command interface, aborting\n"); goto err_sriov; } @@ -2416,8 +2382,7 @@ slave_start: dev->num_slaves = 0; err = mlx4_multi_func_init(dev); if (err) { - mlx4_err(dev, "Failed to init slave mfunc" - " interface, aborting.\n"); + mlx4_err(dev, "Failed to init slave mfunc interface, aborting\n"); goto err_cmd; } } @@ -2440,7 +2405,8 @@ slave_start: * No return code for this call, just warn the user in case of PCI * express device capabilities are under-satisfied by the bus. */ - mlx4_check_pcie_caps(dev); + if (!mlx4_is_slave(dev)) + mlx4_check_pcie_caps(dev); /* In master functions, the communication channel must be initialized * after obtaining its address from fw */ @@ -2448,8 +2414,7 @@ slave_start: unsigned sum = 0; err = mlx4_multi_func_init(dev); if (err) { - mlx4_err(dev, "Failed to init master mfunc" - "interface, aborting.\n"); + mlx4_err(dev, "Failed to init master mfunc interface, aborting\n"); goto err_close; } if (sriov_initialized) { @@ -2460,10 +2425,7 @@ slave_start: if (ib_ports && (num_vfs_argc > 1 || probe_vfs_argc > 1)) { mlx4_err(dev, - "Invalid syntax of num_vfs/probe_vfs " - "with IB port. Single port VFs syntax" - " is only supported when all ports " - "are configured as ethernet\n"); + "Invalid syntax of num_vfs/probe_vfs with IB port - single port VFs syntax is only supported when all ports are configured as ethernet\n"); goto err_close; } for (i = 0; i < sizeof(nvfs)/sizeof(nvfs[0]); i++) { @@ -2489,8 +2451,7 @@ slave_start: if ((mlx4_is_mfunc(dev)) && !(dev->flags & MLX4_FLAG_MSI_X)) { err = -ENOSYS; - mlx4_err(dev, "INTx is not supported in multi-function mode." - " aborting.\n"); + mlx4_err(dev, "INTx is not supported in multi-function mode, aborting\n"); goto err_free_eq; } @@ -2828,11 +2789,10 @@ static int __init mlx4_verify_params(void) if (mlx4_log_num_mgm_entry_size != -1 && (mlx4_log_num_mgm_entry_size < MLX4_MIN_MGM_LOG_ENTRY_SIZE || mlx4_log_num_mgm_entry_size > MLX4_MAX_MGM_LOG_ENTRY_SIZE)) { - pr_warning("mlx4_core: mlx4_log_num_mgm_entry_size (%d) not " - "in legal range (-1 or %d..%d)\n", - mlx4_log_num_mgm_entry_size, - MLX4_MIN_MGM_LOG_ENTRY_SIZE, - MLX4_MAX_MGM_LOG_ENTRY_SIZE); + pr_warn("mlx4_core: mlx4_log_num_mgm_entry_size (%d) not in legal range (-1 or %d..%d)\n", + mlx4_log_num_mgm_entry_size, + MLX4_MIN_MGM_LOG_ENTRY_SIZE, + MLX4_MAX_MGM_LOG_ENTRY_SIZE); return -1; } diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c index 80ccb4edf825..4c36def8e10f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mcg.c +++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c @@ -638,7 +638,7 @@ static int find_entry(struct mlx4_dev *dev, u8 port, if (!(be32_to_cpu(mgm->members_count) & 0xffffff)) { if (*index != hash) { - mlx4_err(dev, "Found zero MGID in AMGM.\n"); + mlx4_err(dev, "Found zero MGID in AMGM\n"); err = -EINVAL; } return err; @@ -874,7 +874,7 @@ static void mlx4_err_rule(struct mlx4_dev *dev, char *str, mlx4_err(dev, "%s", buf); if (len >= BUF_SIZE) - mlx4_err(dev, "Network rule error message was truncated, print buffer is too small.\n"); + mlx4_err(dev, "Network rule error message was truncated, print buffer is too small\n"); } int mlx4_flow_attach(struct mlx4_dev *dev, @@ -897,7 +897,7 @@ int mlx4_flow_attach(struct mlx4_dev *dev, ret = parse_trans_rule(dev, cur, mailbox->buf + size); if (ret < 0) { mlx4_free_cmd_mailbox(dev, mailbox); - return -EINVAL; + return ret; } size += ret; } @@ -905,10 +905,10 @@ int mlx4_flow_attach(struct mlx4_dev *dev, ret = mlx4_QP_FLOW_STEERING_ATTACH(dev, mailbox, size >> 2, reg_id); if (ret == -ENOMEM) mlx4_err_rule(dev, - "mcg table is full. Fail to register network rule.\n", + "mcg table is full. Fail to register network rule\n", rule); else if (ret) - mlx4_err_rule(dev, "Fail to register network rule.\n", rule); + mlx4_err_rule(dev, "Fail to register network rule\n", rule); mlx4_free_cmd_mailbox(dev, mailbox); @@ -994,7 +994,7 @@ int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], members_count = be32_to_cpu(mgm->members_count) & 0xffffff; if (members_count == dev->caps.num_qp_per_mgm) { - mlx4_err(dev, "MGM at index %x is full.\n", index); + mlx4_err(dev, "MGM at index %x is full\n", index); err = -ENOMEM; goto out; } @@ -1042,7 +1042,7 @@ out: } if (err && link && index != -1) { if (index < dev->caps.num_mgms) - mlx4_warn(dev, "Got AMGM index %d < %d", + mlx4_warn(dev, "Got AMGM index %d < %d\n", index, dev->caps.num_mgms); else mlx4_bitmap_free(&priv->mcg_table.bitmap, @@ -1133,7 +1133,7 @@ int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], if (amgm_index) { if (amgm_index < dev->caps.num_mgms) - mlx4_warn(dev, "MGM entry %d had AMGM index %d < %d", + mlx4_warn(dev, "MGM entry %d had AMGM index %d < %d\n", index, amgm_index, dev->caps.num_mgms); else mlx4_bitmap_free(&priv->mcg_table.bitmap, @@ -1153,7 +1153,7 @@ int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], goto out; if (index < dev->caps.num_mgms) - mlx4_warn(dev, "entry %d had next AMGM index %d < %d", + mlx4_warn(dev, "entry %d had next AMGM index %d < %d\n", prev, index, dev->caps.num_mgms); else mlx4_bitmap_free(&priv->mcg_table.bitmap, diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index f9c465101963..52c1e7da74c4 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -216,18 +216,19 @@ extern int mlx4_debug_level; #define mlx4_debug_level (0) #endif /* CONFIG_MLX4_DEBUG */ -#define mlx4_dbg(mdev, format, arg...) \ +#define mlx4_dbg(mdev, format, ...) \ do { \ if (mlx4_debug_level) \ - dev_printk(KERN_DEBUG, &mdev->pdev->dev, format, ##arg); \ + dev_printk(KERN_DEBUG, &(mdev)->pdev->dev, format, \ + ##__VA_ARGS__); \ } while (0) -#define mlx4_err(mdev, format, arg...) \ - dev_err(&mdev->pdev->dev, format, ##arg) -#define mlx4_info(mdev, format, arg...) \ - dev_info(&mdev->pdev->dev, format, ##arg) -#define mlx4_warn(mdev, format, arg...) \ - dev_warn(&mdev->pdev->dev, format, ##arg) +#define mlx4_err(mdev, format, ...) \ + dev_err(&(mdev)->pdev->dev, format, ##__VA_ARGS__) +#define mlx4_info(mdev, format, ...) \ + dev_info(&(mdev)->pdev->dev, format, ##__VA_ARGS__) +#define mlx4_warn(mdev, format, ...) \ + dev_warn(&(mdev)->pdev->dev, format, ##__VA_ARGS__) extern int mlx4_log_num_mgm_entry_size; extern int log_mtts_per_seg; diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index 04d9b6fe3e80..b5db1bf361dc 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -830,26 +830,26 @@ __printf(3, 4) int en_print(const char *level, const struct mlx4_en_priv *priv, const char *format, ...); -#define en_dbg(mlevel, priv, format, arg...) \ -do { \ - if (NETIF_MSG_##mlevel & priv->msg_enable) \ - en_print(KERN_DEBUG, priv, format, ##arg); \ +#define en_dbg(mlevel, priv, format, ...) \ +do { \ + if (NETIF_MSG_##mlevel & (priv)->msg_enable) \ + en_print(KERN_DEBUG, priv, format, ##__VA_ARGS__); \ } while (0) -#define en_warn(priv, format, arg...) \ - en_print(KERN_WARNING, priv, format, ##arg) -#define en_err(priv, format, arg...) \ - en_print(KERN_ERR, priv, format, ##arg) -#define en_info(priv, format, arg...) \ - en_print(KERN_INFO, priv, format, ## arg) - -#define mlx4_err(mdev, format, arg...) \ - pr_err("%s %s: " format, DRV_NAME, \ - dev_name(&mdev->pdev->dev), ##arg) -#define mlx4_info(mdev, format, arg...) \ - pr_info("%s %s: " format, DRV_NAME, \ - dev_name(&mdev->pdev->dev), ##arg) -#define mlx4_warn(mdev, format, arg...) \ - pr_warning("%s %s: " format, DRV_NAME, \ - dev_name(&mdev->pdev->dev), ##arg) +#define en_warn(priv, format, ...) \ + en_print(KERN_WARNING, priv, format, ##__VA_ARGS__) +#define en_err(priv, format, ...) \ + en_print(KERN_ERR, priv, format, ##__VA_ARGS__) +#define en_info(priv, format, ...) \ + en_print(KERN_INFO, priv, format, ##__VA_ARGS__) + +#define mlx4_err(mdev, format, ...) \ + pr_err(DRV_NAME " %s: " format, \ + dev_name(&(mdev)->pdev->dev), ##__VA_ARGS__) +#define mlx4_info(mdev, format, ...) \ + pr_info(DRV_NAME " %s: " format, \ + dev_name(&(mdev)->pdev->dev), ##__VA_ARGS__) +#define mlx4_warn(mdev, format, ...) \ + pr_warn(DRV_NAME " %s: " format, \ + dev_name(&(mdev)->pdev->dev), ##__VA_ARGS__) #endif diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c index 24835853b753..64fb3e6431a0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mr.c +++ b/drivers/net/ethernet/mellanox/mlx4/mr.c @@ -250,8 +250,8 @@ static void mlx4_free_mtt_range(struct mlx4_dev *dev, u32 offset, int order) MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); if (err) - mlx4_warn(dev, "Failed to free mtt range at:" - "%d order:%d\n", offset, order); + mlx4_warn(dev, "Failed to free mtt range at:%d order:%d\n", + offset, order); return; } __mlx4_free_mtt_range(dev, offset, order); @@ -436,8 +436,8 @@ static int mlx4_mr_free_reserved(struct mlx4_dev *dev, struct mlx4_mr *mr) key_to_hw_index(mr->key) & (dev->caps.num_mpts - 1)); if (err) { - mlx4_warn(dev, "HW2SW_MPT failed (%d),", err); - mlx4_warn(dev, "MR has MWs bound to it.\n"); + mlx4_warn(dev, "HW2SW_MPT failed (%d), MR has MWs bound to it\n", + err); return err; } @@ -773,7 +773,7 @@ int mlx4_init_mr_table(struct mlx4_dev *dev) mlx4_alloc_mtt_range(dev, fls(dev->caps.reserved_mtts - 1)); if (priv->reserved_mtts < 0) { - mlx4_warn(dev, "MTT table of order %u is too small.\n", + mlx4_warn(dev, "MTT table of order %u is too small\n", mr_table->mtt_buddy.max_order); err = -ENOMEM; goto err_reserve_mtts; @@ -954,8 +954,8 @@ void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr, mailbox = mlx4_alloc_cmd_mailbox(dev); if (IS_ERR(mailbox)) { err = PTR_ERR(mailbox); - printk(KERN_WARNING "mlx4_ib: mlx4_alloc_cmd_mailbox" - " failed (%d)\n", err); + printk(KERN_WARNING "mlx4_ib: mlx4_alloc_cmd_mailbox failed (%d)\n", + err); return; } diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index cfcad26ed40f..376f2f1d445e 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -244,8 +244,8 @@ void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac) if (validate_index(dev, table, index)) goto out; if (--table->refs[index]) { - mlx4_dbg(dev, "Have more references for index %d," - "no need to modify mac table\n", index); + mlx4_dbg(dev, "Have more references for index %d, no need to modify mac table\n", + index); goto out; } @@ -443,9 +443,8 @@ void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan) } if (--table->refs[index]) { - mlx4_dbg(dev, "Have %d more references for index %d," - "no need to modify vlan table\n", table->refs[index], - index); + mlx4_dbg(dev, "Have %d more references for index %d, no need to modify vlan table\n", + table->refs[index], index); goto out; } table->entries[index] = 0; @@ -706,8 +705,7 @@ static int mlx4_common_set_port(struct mlx4_dev *dev, int slave, u32 in_mod, if (!memcmp(gid_entry_mbox->raw, gid_entry_tbl->raw, sizeof(gid_entry_tbl->raw))) { /* found duplicate */ - mlx4_warn(dev, "requested gid entry for slave:%d " - "is a duplicate of gid at index %d\n", + mlx4_warn(dev, "requested gid entry for slave:%d is a duplicate of gid at index %d\n", slave, i); return -EINVAL; } @@ -1106,6 +1104,9 @@ int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid, } if (found_ix >= 0) { + /* Calculate a slave_gid which is the slave number in the gid + * table and not a globally unique slave number. + */ if (found_ix < MLX4_ROCE_PF_GIDS) slave_gid = 0; else if (found_ix < MLX4_ROCE_PF_GIDS + (vf_gids % num_vfs) * @@ -1118,41 +1119,43 @@ int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid, ((vf_gids % num_vfs) * ((vf_gids / num_vfs + 1)))) / (vf_gids / num_vfs)) + vf_gids % num_vfs + 1; + /* Calculate the globally unique slave id */ if (slave_gid) { struct mlx4_active_ports exclusive_ports; struct mlx4_active_ports actv_ports; struct mlx4_slaves_pport slaves_pport_actv; unsigned max_port_p_one; - int num_slaves_before = 1; + int num_vfs_before = 0; + int candidate_slave_gid; + /* Calculate how many VFs are on the previous port, if exists */ for (i = 1; i < port; i++) { bitmap_zero(exclusive_ports.ports, dev->caps.num_ports); - set_bit(i, exclusive_ports.ports); + set_bit(i - 1, exclusive_ports.ports); slaves_pport_actv = mlx4_phys_to_slaves_pport_actv( dev, &exclusive_ports); - num_slaves_before += bitmap_weight( + num_vfs_before += bitmap_weight( slaves_pport_actv.slaves, dev->num_vfs + 1); } - if (slave_gid < num_slaves_before) { - bitmap_zero(exclusive_ports.ports, dev->caps.num_ports); - set_bit(port - 1, exclusive_ports.ports); - slaves_pport_actv = - mlx4_phys_to_slaves_pport_actv( - dev, &exclusive_ports); - slave_gid += bitmap_weight( - slaves_pport_actv.slaves, - dev->num_vfs + 1) - - num_slaves_before; - } - actv_ports = mlx4_get_active_ports(dev, slave_gid); + /* candidate_slave_gid isn't necessarily the correct slave, but + * it has the same number of ports and is assigned to the same + * ports as the real slave we're looking for. On dual port VF, + * slave_gid = [single port VFs on port <port>] + + * [offset of the current slave from the first dual port VF] + + * 1 (for the PF). + */ + candidate_slave_gid = slave_gid + num_vfs_before; + + actv_ports = mlx4_get_active_ports(dev, candidate_slave_gid); max_port_p_one = find_first_bit( actv_ports.ports, dev->caps.num_ports) + bitmap_weight(actv_ports.ports, dev->caps.num_ports) + 1; + /* Calculate the real slave number */ for (i = 1; i < max_port_p_one; i++) { if (i == port) continue; diff --git a/drivers/net/ethernet/mellanox/mlx4/profile.c b/drivers/net/ethernet/mellanox/mlx4/profile.c index 8e0c3cc2a1ec..14089d9e1667 100644 --- a/drivers/net/ethernet/mellanox/mlx4/profile.c +++ b/drivers/net/ethernet/mellanox/mlx4/profile.c @@ -164,18 +164,17 @@ u64 mlx4_make_profile(struct mlx4_dev *dev, } if (total_size > dev_cap->max_icm_sz) { - mlx4_err(dev, "Profile requires 0x%llx bytes; " - "won't fit in 0x%llx bytes of context memory.\n", - (unsigned long long) total_size, - (unsigned long long) dev_cap->max_icm_sz); + mlx4_err(dev, "Profile requires 0x%llx bytes; won't fit in 0x%llx bytes of context memory\n", + (unsigned long long) total_size, + (unsigned long long) dev_cap->max_icm_sz); kfree(profile); return -ENOMEM; } if (profile[i].size) - mlx4_dbg(dev, " profile[%2d] (%6s): 2^%02d entries @ 0x%10llx, " - "size 0x%10llx\n", - i, res_name[profile[i].type], profile[i].log_num, + mlx4_dbg(dev, " profile[%2d] (%6s): 2^%02d entries @ 0x%10llx, size 0x%10llx\n", + i, res_name[profile[i].type], + profile[i].log_num, (unsigned long long) profile[i].start, (unsigned long long) profile[i].size); } diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index 61d64ebffd56..9bdb6aeb3721 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -264,8 +264,8 @@ void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) MLX4_CMD_FREE_RES, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); if (err) { - mlx4_warn(dev, "Failed to release qp range" - " base:%d cnt:%d\n", base_qpn, cnt); + mlx4_warn(dev, "Failed to release qp range base:%d cnt:%d\n", + base_qpn, cnt); } } else __mlx4_qp_release_range(dev, base_qpn, cnt); @@ -577,8 +577,7 @@ int mlx4_qp_to_ready(struct mlx4_dev *dev, struct mlx4_mtt *mtt, err = mlx4_qp_modify(dev, mtt, states[i], states[i + 1], context, 0, 0, qp); if (err) { - mlx4_err(dev, "Failed to bring QP to state: " - "%d with error: %d\n", + mlx4_err(dev, "Failed to bring QP to state: %d with error: %d\n", states[i + 1], err); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx4/reset.c b/drivers/net/ethernet/mellanox/mlx4/reset.c index dd1b5093d8b1..ea1c6d092145 100644 --- a/drivers/net/ethernet/mellanox/mlx4/reset.c +++ b/drivers/net/ethernet/mellanox/mlx4/reset.c @@ -72,8 +72,7 @@ int mlx4_reset(struct mlx4_dev *dev) hca_header = kmalloc(256, GFP_KERNEL); if (!hca_header) { err = -ENOMEM; - mlx4_err(dev, "Couldn't allocate memory to save HCA " - "PCI header, aborting.\n"); + mlx4_err(dev, "Couldn't allocate memory to save HCA PCI header, aborting\n"); goto out; } @@ -84,8 +83,7 @@ int mlx4_reset(struct mlx4_dev *dev) continue; if (pci_read_config_dword(dev->pdev, i * 4, hca_header + i)) { err = -ENODEV; - mlx4_err(dev, "Couldn't save HCA " - "PCI header, aborting.\n"); + mlx4_err(dev, "Couldn't save HCA PCI header, aborting\n"); goto out; } } @@ -94,7 +92,7 @@ int mlx4_reset(struct mlx4_dev *dev) MLX4_RESET_SIZE); if (!reset) { err = -ENOMEM; - mlx4_err(dev, "Couldn't map HCA reset register, aborting.\n"); + mlx4_err(dev, "Couldn't map HCA reset register, aborting\n"); goto out; } @@ -133,8 +131,7 @@ int mlx4_reset(struct mlx4_dev *dev) if (vendor == 0xffff) { err = -ENODEV; - mlx4_err(dev, "PCI device did not come back after reset, " - "aborting.\n"); + mlx4_err(dev, "PCI device did not come back after reset, aborting\n"); goto out; } @@ -144,16 +141,14 @@ int mlx4_reset(struct mlx4_dev *dev) if (pcie_capability_write_word(dev->pdev, PCI_EXP_DEVCTL, devctl)) { err = -ENODEV; - mlx4_err(dev, "Couldn't restore HCA PCI Express " - "Device Control register, aborting.\n"); + mlx4_err(dev, "Couldn't restore HCA PCI Express Device Control register, aborting\n"); goto out; } linkctl = hca_header[(pcie_cap + PCI_EXP_LNKCTL) / 4]; if (pcie_capability_write_word(dev->pdev, PCI_EXP_LNKCTL, linkctl)) { err = -ENODEV; - mlx4_err(dev, "Couldn't restore HCA PCI Express " - "Link control register, aborting.\n"); + mlx4_err(dev, "Couldn't restore HCA PCI Express Link control register, aborting\n"); goto out; } } @@ -164,8 +159,8 @@ int mlx4_reset(struct mlx4_dev *dev) if (pci_write_config_dword(dev->pdev, i * 4, hca_header[i])) { err = -ENODEV; - mlx4_err(dev, "Couldn't restore HCA reg %x, " - "aborting.\n", i); + mlx4_err(dev, "Couldn't restore HCA reg %x, aborting\n", + i); goto out; } } @@ -173,8 +168,7 @@ int mlx4_reset(struct mlx4_dev *dev) if (pci_write_config_dword(dev->pdev, PCI_COMMAND, hca_header[PCI_COMMAND / 4])) { err = -ENODEV; - mlx4_err(dev, "Couldn't restore HCA COMMAND, " - "aborting.\n"); + mlx4_err(dev, "Couldn't restore HCA COMMAND, aborting\n"); goto out; } diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 3b5f53ef29b2..a95df9d2645d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -3733,6 +3733,25 @@ static int qp_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, } } +static int mlx4_adjust_port(struct mlx4_dev *dev, int slave, + u8 *gid, enum mlx4_protocol prot) +{ + int real_port; + + if (prot != MLX4_PROT_ETH) + return 0; + + if (dev->caps.steering_mode == MLX4_STEERING_MODE_B0 || + dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) { + real_port = mlx4_slave_convert_port(dev, slave, gid[5]); + if (real_port < 0) + return -EINVAL; + gid[5] = real_port; + } + + return 0; +} + int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, @@ -3768,6 +3787,10 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, if (err) goto ex_detach; } else { + err = mlx4_adjust_port(dev, slave, gid, prot); + if (err) + goto ex_put; + err = rem_mcg_res(dev, slave, rqp, gid, prot, type, ®_id); if (err) goto ex_put; @@ -3857,7 +3880,7 @@ static int add_eth_header(struct mlx4_dev *dev, int slave, } } if (!be_mac) { - pr_err("Failed adding eth header to FS rule, Can't find matching MAC for port %d .\n", + pr_err("Failed adding eth header to FS rule, Can't find matching MAC for port %d\n", port); return -EINVAL; } @@ -3900,7 +3923,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, qpn = be32_to_cpu(ctrl->qpn) & 0xffffff; err = get_res(dev, slave, qpn, RES_QP, &rqp); if (err) { - pr_err("Steering rule with qpn 0x%x rejected.\n", qpn); + pr_err("Steering rule with qpn 0x%x rejected\n", qpn); return err; } rule_header = (struct _rule_hw *)(ctrl + 1); @@ -3918,7 +3941,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, case MLX4_NET_TRANS_RULE_ID_IPV4: case MLX4_NET_TRANS_RULE_ID_TCP: case MLX4_NET_TRANS_RULE_ID_UDP: - pr_warn("Can't attach FS rule without L2 headers, adding L2 header.\n"); + pr_warn("Can't attach FS rule without L2 headers, adding L2 header\n"); if (add_eth_header(dev, slave, inbox, rlist, header_id)) { err = -EINVAL; goto err_put; @@ -3927,7 +3950,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, sizeof(struct mlx4_net_trans_rule_hw_eth) >> 2; break; default: - pr_err("Corrupted mailbox.\n"); + pr_err("Corrupted mailbox\n"); err = -EINVAL; goto err_put; } @@ -3941,7 +3964,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, qpn); if (err) { - mlx4_err(dev, "Fail to add flow steering resources.\n "); + mlx4_err(dev, "Fail to add flow steering resources\n"); /* detach rule*/ mlx4_cmd(dev, vhcr->out_param, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, @@ -3979,7 +4002,7 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, err = rem_res_range(dev, slave, vhcr->in_param, 1, RES_FS_RULE, 0); if (err) { - mlx4_err(dev, "Fail to remove flow steering resources.\n "); + mlx4_err(dev, "Fail to remove flow steering resources\n"); goto out; } @@ -4108,8 +4131,8 @@ static void rem_slave_qps(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_QP); if (err) - mlx4_warn(dev, "rem_slave_qps: Could not move all qps to busy" - "for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_qps: Could not move all qps to busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(qp, tmp, qp_list, com.list) { @@ -4147,10 +4170,8 @@ static void rem_slave_qps(struct mlx4_dev *dev, int slave) MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); if (err) - mlx4_dbg(dev, "rem_slave_qps: failed" - " to move slave %d qpn %d to" - " reset\n", slave, - qp->local_qpn); + mlx4_dbg(dev, "rem_slave_qps: failed to move slave %d qpn %d to reset\n", + slave, qp->local_qpn); atomic_dec(&qp->rcq->ref_count); atomic_dec(&qp->scq->ref_count); atomic_dec(&qp->mtt->ref_count); @@ -4184,8 +4205,8 @@ static void rem_slave_srqs(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_SRQ); if (err) - mlx4_warn(dev, "rem_slave_srqs: Could not move all srqs to " - "busy for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_srqs: Could not move all srqs - too busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(srq, tmp, srq_list, com.list) { @@ -4215,9 +4236,7 @@ static void rem_slave_srqs(struct mlx4_dev *dev, int slave) MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); if (err) - mlx4_dbg(dev, "rem_slave_srqs: failed" - " to move slave %d srq %d to" - " SW ownership\n", + mlx4_dbg(dev, "rem_slave_srqs: failed to move slave %d srq %d to SW ownership\n", slave, srqn); atomic_dec(&srq->mtt->ref_count); @@ -4252,8 +4271,8 @@ static void rem_slave_cqs(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_CQ); if (err) - mlx4_warn(dev, "rem_slave_cqs: Could not move all cqs to " - "busy for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_cqs: Could not move all cqs - too busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(cq, tmp, cq_list, com.list) { @@ -4283,9 +4302,7 @@ static void rem_slave_cqs(struct mlx4_dev *dev, int slave) MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); if (err) - mlx4_dbg(dev, "rem_slave_cqs: failed" - " to move slave %d cq %d to" - " SW ownership\n", + mlx4_dbg(dev, "rem_slave_cqs: failed to move slave %d cq %d to SW ownership\n", slave, cqn); atomic_dec(&cq->mtt->ref_count); state = RES_CQ_ALLOCATED; @@ -4317,8 +4334,8 @@ static void rem_slave_mrs(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_MPT); if (err) - mlx4_warn(dev, "rem_slave_mrs: Could not move all mpts to " - "busy for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_mrs: Could not move all mpts - too busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(mpt, tmp, mpt_list, com.list) { @@ -4353,9 +4370,7 @@ static void rem_slave_mrs(struct mlx4_dev *dev, int slave) MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); if (err) - mlx4_dbg(dev, "rem_slave_mrs: failed" - " to move slave %d mpt %d to" - " SW ownership\n", + mlx4_dbg(dev, "rem_slave_mrs: failed to move slave %d mpt %d to SW ownership\n", slave, mptn); if (mpt->mtt) atomic_dec(&mpt->mtt->ref_count); @@ -4387,8 +4402,8 @@ static void rem_slave_mtts(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_MTT); if (err) - mlx4_warn(dev, "rem_slave_mtts: Could not move all mtts to " - "busy for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_mtts: Could not move all mtts - too busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(mtt, tmp, mtt_list, com.list) { @@ -4490,8 +4505,8 @@ static void rem_slave_eqs(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_EQ); if (err) - mlx4_warn(dev, "rem_slave_eqs: Could not move all eqs to " - "busy for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_eqs: Could not move all eqs - too busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(eq, tmp, eq_list, com.list) { @@ -4523,9 +4538,8 @@ static void rem_slave_eqs(struct mlx4_dev *dev, int slave) MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); if (err) - mlx4_dbg(dev, "rem_slave_eqs: failed" - " to move slave %d eqs %d to" - " SW ownership\n", slave, eqn); + mlx4_dbg(dev, "rem_slave_eqs: failed to move slave %d eqs %d to SW ownership\n", + slave, eqn); mlx4_free_cmd_mailbox(dev, mailbox); atomic_dec(&eq->mtt->ref_count); state = RES_EQ_RESERVED; @@ -4554,8 +4568,8 @@ static void rem_slave_counters(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_COUNTER); if (err) - mlx4_warn(dev, "rem_slave_counters: Could not move all counters to " - "busy for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_counters: Could not move all counters - too busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(counter, tmp, counter_list, com.list) { @@ -4585,8 +4599,8 @@ static void rem_slave_xrcdns(struct mlx4_dev *dev, int slave) err = move_all_busy(dev, slave, RES_XRCD); if (err) - mlx4_warn(dev, "rem_slave_xrcdns: Could not move all xrcdns to " - "busy for slave %d\n", slave); + mlx4_warn(dev, "rem_slave_xrcdns: Could not move all xrcdns - too busy for slave %d\n", + slave); spin_lock_irq(mlx4_tlock(dev)); list_for_each_entry_safe(xrcd, tmp, xrcdn_list, com.list) { @@ -4731,10 +4745,8 @@ void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work) 0, MLX4_CMD_UPDATE_QP, MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE); if (err) { - mlx4_info(dev, "UPDATE_QP failed for slave %d, " - "port %d, qpn %d (%d)\n", - work->slave, port, qp->local_qpn, - err); + mlx4_info(dev, "UPDATE_QP failed for slave %d, port %d, qpn %d (%d)\n", + work->slave, port, qp->local_qpn, err); errors++; } } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 405c4fbcd0ad..87d1b018a9c3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -620,8 +620,8 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent) mlx5_command_str(msg_to_opcode(ent->in)), msg_to_opcode(ent->in)); } - mlx5_core_dbg(dev, "err %d, delivery status %s(%d)\n", err, - deliv_status_to_str(ent->status), ent->status); + mlx5_core_dbg(dev, "err %d, delivery status %s(%d)\n", + err, deliv_status_to_str(ent->status), ent->status); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 64a61b286b2c..7f39ebcd6ad0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -208,7 +208,8 @@ static int mlx5_eq_int(struct mlx5_core_dev *dev, struct mlx5_eq *eq) */ rmb(); - mlx5_core_dbg(eq->dev, "eqn %d, eqe type %s\n", eq->eqn, eqe_type_str(eqe->type)); + mlx5_core_dbg(eq->dev, "eqn %d, eqe type %s\n", + eq->eqn, eqe_type_str(eqe->type)); switch (eqe->type) { case MLX5_EVENT_TYPE_COMP: cqn = be32_to_cpu(eqe->data.comp.cqn) & 0xffffff; @@ -270,14 +271,16 @@ static int mlx5_eq_int(struct mlx5_core_dev *dev, struct mlx5_eq *eq) u16 func_id = be16_to_cpu(eqe->data.req_pages.func_id); s32 npages = be32_to_cpu(eqe->data.req_pages.num_pages); - mlx5_core_dbg(dev, "page request for func 0x%x, napges %d\n", func_id, npages); + mlx5_core_dbg(dev, "page request for func 0x%x, npages %d\n", + func_id, npages); mlx5_core_req_pages_handler(dev, func_id, npages); } break; default: - mlx5_core_warn(dev, "Unhandled event 0x%x on EQ 0x%x\n", eqe->type, eq->eqn); + mlx5_core_warn(dev, "Unhandled event 0x%x on EQ 0x%x\n", + eqe->type, eq->eqn); break; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index c3eee5f70051..ee24f132e319 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -66,10 +66,10 @@ static int set_dma_caps(struct pci_dev *pdev) err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); if (err) { - dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n"); + dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask\n"); err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); if (err) { - dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n"); + dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting\n"); return err; } } @@ -77,11 +77,11 @@ static int set_dma_caps(struct pci_dev *pdev) err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); if (err) { dev_warn(&pdev->dev, - "Warning: couldn't set 64-bit consistent PCI DMA mask.\n"); + "Warning: couldn't set 64-bit consistent PCI DMA mask\n"); err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); if (err) { dev_err(&pdev->dev, - "Can't set consistent PCI DMA mask, aborting.\n"); + "Can't set consistent PCI DMA mask, aborting\n"); return err; } } @@ -95,7 +95,7 @@ static int request_bar(struct pci_dev *pdev) int err = 0; if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { - dev_err(&pdev->dev, "Missing registers BAR, aborting.\n"); + dev_err(&pdev->dev, "Missing registers BAR, aborting\n"); return -ENODEV; } @@ -319,13 +319,13 @@ int mlx5_dev_init(struct mlx5_core_dev *dev, struct pci_dev *pdev) err = pci_enable_device(pdev); if (err) { - dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n"); + dev_err(&pdev->dev, "Cannot enable PCI device, aborting\n"); goto err_dbg; } err = request_bar(pdev); if (err) { - dev_err(&pdev->dev, "error requesting BARs, aborting.\n"); + dev_err(&pdev->dev, "error requesting BARs, aborting\n"); goto err_disable; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index 68b74e1ae1b0..f0c9f9a7a361 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -39,24 +39,26 @@ extern int mlx5_core_debug_mask; -#define mlx5_core_dbg(dev, format, arg...) \ -pr_debug("%s:%s:%d:(pid %d): " format, (dev)->priv.name, __func__, __LINE__, \ - current->pid, ##arg) +#define mlx5_core_dbg(dev, format, ...) \ + pr_debug("%s:%s:%d:(pid %d): " format, \ + (dev)->priv.name, __func__, __LINE__, current->pid, \ + ##__VA_ARGS__) -#define mlx5_core_dbg_mask(dev, mask, format, arg...) \ -do { \ - if ((mask) & mlx5_core_debug_mask) \ - pr_debug("%s:%s:%d:(pid %d): " format, (dev)->priv.name, \ - __func__, __LINE__, current->pid, ##arg); \ +#define mlx5_core_dbg_mask(dev, mask, format, ...) \ +do { \ + if ((mask) & mlx5_core_debug_mask) \ + mlx5_core_dbg(dev, format, ##__VA_ARGS__); \ } while (0) -#define mlx5_core_err(dev, format, arg...) \ -pr_err("%s:%s:%d:(pid %d): " format, (dev)->priv.name, __func__, __LINE__, \ - current->pid, ##arg) +#define mlx5_core_err(dev, format, ...) \ + pr_err("%s:%s:%d:(pid %d): " format, \ + (dev)->priv.name, __func__, __LINE__, current->pid, \ + ##__VA_ARGS__) -#define mlx5_core_warn(dev, format, arg...) \ -pr_warn("%s:%s:%d:(pid %d): " format, (dev)->priv.name, __func__, __LINE__, \ - current->pid, ##arg) +#define mlx5_core_warn(dev, format, ...) \ + pr_warn("%s:%s:%d:(pid %d): " format, \ + (dev)->priv.name, __func__, __LINE__, current->pid, \ + ##__VA_ARGS__) enum { MLX5_CMD_DATA, /* print command payload only */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c index 4cc927649404..0a11b3fe9c19 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -73,7 +73,7 @@ int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, } if (err) { - mlx5_core_dbg(dev, "cmd exec faile %d\n", err); + mlx5_core_dbg(dev, "cmd exec failed %d\n", err); return err; } @@ -191,7 +191,8 @@ int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn, } if (out.hdr.status) { - mlx5_core_err(dev, "create_psv bad status %d\n", out.hdr.status); + mlx5_core_err(dev, "create_psv bad status %d\n", + out.hdr.status); return mlx5_cmd_status_to_err(&out.hdr); } @@ -220,7 +221,8 @@ int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num) } if (out.hdr.status) { - mlx5_core_err(dev, "destroy_psv bad status %d\n", out.hdr.status); + mlx5_core_err(dev, "destroy_psv bad status %d\n", + out.hdr.status); err = mlx5_cmd_status_to_err(&out.hdr); goto out; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c index d59790a82bc3..c2a953ef0e67 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c @@ -311,7 +311,8 @@ retry: in->num_entries = cpu_to_be32(npages); err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); if (err) { - mlx5_core_warn(dev, "func_id 0x%x, npages %d, err %d\n", func_id, npages, err); + mlx5_core_warn(dev, "func_id 0x%x, npages %d, err %d\n", + func_id, npages, err); goto out_alloc; } dev->priv.fw_pages += npages; @@ -319,7 +320,8 @@ retry: if (out.hdr.status) { err = mlx5_cmd_status_to_err(&out.hdr); if (err) { - mlx5_core_warn(dev, "func_id 0x%x, npages %d, status %d\n", func_id, npages, out.hdr.status); + mlx5_core_warn(dev, "func_id 0x%x, npages %d, status %d\n", + func_id, npages, out.hdr.status); goto out_alloc; } } @@ -378,7 +380,7 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages, mlx5_core_dbg(dev, "npages %d, outlen %d\n", npages, outlen); err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen); if (err) { - mlx5_core_err(dev, "failed recliaming pages\n"); + mlx5_core_err(dev, "failed reclaiming pages\n"); goto out_free; } dev->priv.fw_pages -= npages; @@ -414,8 +416,8 @@ static void pages_work_handler(struct work_struct *work) err = give_pages(dev, req->func_id, req->npages, 1); if (err) - mlx5_core_warn(dev, "%s fail %d\n", req->npages < 0 ? - "reclaim" : "give", err); + mlx5_core_warn(dev, "%s fail %d\n", + req->npages < 0 ? "reclaim" : "give", err); kfree(req); } @@ -487,7 +489,8 @@ int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev) optimal_reclaimed_pages(), &nclaimed); if (err) { - mlx5_core_warn(dev, "failed reclaiming pages (%d)\n", err); + mlx5_core_warn(dev, "failed reclaiming pages (%d)\n", + err); return err; } if (nclaimed) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c index 510576213dd0..8145b4668229 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c @@ -79,7 +79,7 @@ int mlx5_core_create_qp(struct mlx5_core_dev *dev, err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); if (err) { - mlx5_core_warn(dev, "ret %d", err); + mlx5_core_warn(dev, "ret %d\n", err); return err; } @@ -96,7 +96,7 @@ int mlx5_core_create_qp(struct mlx5_core_dev *dev, err = radix_tree_insert(&table->tree, qp->qpn, qp); spin_unlock_irq(&table->lock); if (err) { - mlx5_core_warn(dev, "err %d", err); + mlx5_core_warn(dev, "err %d\n", err); goto err_cmd; } diff --git a/drivers/net/ethernet/micrel/ks8695net.c b/drivers/net/ethernet/micrel/ks8695net.c index 16435b3cfa9f..6c7c78baedca 100644 --- a/drivers/net/ethernet/micrel/ks8695net.c +++ b/drivers/net/ethernet/micrel/ks8695net.c @@ -1504,15 +1504,15 @@ ks8695_probe(struct platform_device *pdev) if (ksp->phyiface_regs && ksp->link_irq == -1) { ks8695_init_switch(ksp); ksp->dtype = KS8695_DTYPE_LAN; - SET_ETHTOOL_OPS(ndev, &ks8695_ethtool_ops); + ndev->ethtool_ops = &ks8695_ethtool_ops; } else if (ksp->phyiface_regs && ksp->link_irq != -1) { ks8695_init_wan_phy(ksp); ksp->dtype = KS8695_DTYPE_WAN; - SET_ETHTOOL_OPS(ndev, &ks8695_wan_ethtool_ops); + ndev->ethtool_ops = &ks8695_wan_ethtool_ops; } else { /* No initialisation since HPNA does not have a PHY */ ksp->dtype = KS8695_DTYPE_HPNA; - SET_ETHTOOL_OPS(ndev, &ks8695_ethtool_ops); + ndev->ethtool_ops = &ks8695_ethtool_ops; } /* And bring up the net_device with the net core */ diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index e0c92e0e5e1d..13767eb36a48 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -1471,7 +1471,7 @@ static int ks8851_probe(struct spi_device *spi) skb_queue_head_init(&ks->txq); - SET_ETHTOOL_OPS(ndev, &ks8851_ethtool_ops); + ndev->ethtool_ops = &ks8851_ethtool_ops; SET_NETDEV_DEV(ndev, &spi->dev); spi_set_drvdata(spi, ks); diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c index 14ac0e2bc09f..064a48d0c368 100644 --- a/drivers/net/ethernet/micrel/ksz884x.c +++ b/drivers/net/ethernet/micrel/ksz884x.c @@ -4930,7 +4930,7 @@ static void netdev_tx_timeout(struct net_device *dev) * Only reset the hardware if time between calls is long * enough. */ - if (jiffies - last_reset <= dev->watchdog_timeo) + if (time_before_eq(jiffies, last_reset + dev->watchdog_timeo)) hw_priv = NULL; } @@ -7072,6 +7072,7 @@ static int pcidev_init(struct pci_dev *pdev, const struct pci_device_id *id) dev = alloc_etherdev(sizeof(struct dev_priv)); if (!dev) goto pcidev_init_reg_err; + SET_NETDEV_DEV(dev, &pdev->dev); info->netdev[i] = dev; priv = netdev_priv(dev); @@ -7106,7 +7107,7 @@ static int pcidev_init(struct pci_dev *pdev, const struct pci_device_id *id) } dev->netdev_ops = &netdev_ops; - SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); + dev->ethtool_ops = &netdev_ethtool_ops; if (register_netdev(dev)) goto pcidev_init_reg_err; port_set_power_saving(port, true); diff --git a/drivers/net/ethernet/microchip/enc28j60.c b/drivers/net/ethernet/microchip/enc28j60.c index c7b40aa21f22..b1b5f66b8b69 100644 --- a/drivers/net/ethernet/microchip/enc28j60.c +++ b/drivers/net/ethernet/microchip/enc28j60.c @@ -1593,7 +1593,7 @@ static int enc28j60_probe(struct spi_device *spi) dev->irq = spi->irq; dev->netdev_ops = &enc28j60_netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, &enc28j60_ethtool_ops); + dev->ethtool_ops = &enc28j60_ethtool_ops; enc28j60_lowpower(priv, true); diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c index 130f6b204efa..f3d5d79f1cd1 100644 --- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c +++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c @@ -4112,7 +4112,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) setup_timer(&mgp->watchdog_timer, myri10ge_watchdog_timer, (unsigned long)mgp); - SET_ETHTOOL_OPS(netdev, &myri10ge_ethtool_ops); + netdev->ethtool_ops = &myri10ge_ethtool_ops; INIT_WORK(&mgp->watchdog_work, myri10ge_watchdog); status = register_netdev(netdev); if (status != 0) { diff --git a/drivers/net/ethernet/natsemi/natsemi.c b/drivers/net/ethernet/natsemi/natsemi.c index 64ec2a437f46..291fba8b9f07 100644 --- a/drivers/net/ethernet/natsemi/natsemi.c +++ b/drivers/net/ethernet/natsemi/natsemi.c @@ -927,7 +927,7 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent) dev->netdev_ops = &natsemi_netdev_ops; dev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(dev, ðtool_ops); + dev->ethtool_ops = ðtool_ops; if (mtu) dev->mtu = mtu; diff --git a/drivers/net/ethernet/natsemi/ns83820.c b/drivers/net/ethernet/natsemi/ns83820.c index dbccf1de49ec..19bb8244b9e3 100644 --- a/drivers/net/ethernet/natsemi/ns83820.c +++ b/drivers/net/ethernet/natsemi/ns83820.c @@ -2030,7 +2030,7 @@ static int ns83820_init_one(struct pci_dev *pci_dev, pci_dev->subsystem_vendor, pci_dev->subsystem_device); ndev->netdev_ops = &netdev_ops; - SET_ETHTOOL_OPS(ndev, &ops); + ndev->ethtool_ops = &ops; ndev->watchdog_timeo = 5 * HZ; pci_set_drvdata(pci_dev, ndev); diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c index a2844ff322c4..e3cf38e6ce3c 100644 --- a/drivers/net/ethernet/neterion/s2io.c +++ b/drivers/net/ethernet/neterion/s2io.c @@ -534,15 +534,6 @@ static inline void s2io_start_all_tx_queue(struct s2io_nic *sp) netif_tx_start_all_queues(sp->dev); } -static inline void s2io_start_tx_queue(struct s2io_nic *sp, int fifo_no) -{ - if (!sp->config.multiq) - sp->mac_control.fifos[fifo_no].queue_state = - FIFO_QUEUE_START; - - netif_tx_start_all_queues(sp->dev); -} - static inline void s2io_wake_all_tx_queue(struct s2io_nic *sp) { if (!sp->config.multiq) { @@ -7919,7 +7910,7 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) /* Driver entry points */ dev->netdev_ops = &s2io_netdev_ops; - SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); + dev->ethtool_ops = &netdev_ethtool_ops; dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_RXCSUM | NETIF_F_LRO; diff --git a/drivers/net/ethernet/neterion/vxge/vxge-ethtool.c b/drivers/net/ethernet/neterion/vxge/vxge-ethtool.c index f8f073880f84..ddcc81ad1ae1 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-ethtool.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-ethtool.c @@ -1128,5 +1128,5 @@ static const struct ethtool_ops vxge_ethtool_ops = { void vxge_initialize_ethtool_ops(struct net_device *ndev) { - SET_ETHTOOL_OPS(ndev, &vxge_ethtool_ops); + ndev->ethtool_ops = &vxge_ethtool_ops; } diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c index d107bcbb8543..7a0deadd53bf 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-main.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c @@ -2122,7 +2122,7 @@ static int vxge_open_vpaths(struct vxgedev *vdev) static void adaptive_coalesce_tx_interrupts(struct vxge_fifo *fifo) { fifo->interrupt_count++; - if (jiffies > fifo->jiffies + HZ / 100) { + if (time_before(fifo->jiffies + HZ / 100, jiffies)) { struct __vxge_hw_fifo *hw_fifo = fifo->handle; fifo->jiffies = jiffies; @@ -2150,7 +2150,7 @@ static void adaptive_coalesce_tx_interrupts(struct vxge_fifo *fifo) static void adaptive_coalesce_rx_interrupts(struct vxge_ring *ring) { ring->interrupt_count++; - if (jiffies > ring->jiffies + HZ / 100) { + if (time_before(ring->jiffies + HZ / 100, jiffies)) { struct __vxge_hw_ring *hw_ring = ring->handle; ring->jiffies = jiffies; diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index fddb464aeab3..e8235c5c5e69 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -5766,7 +5766,7 @@ static int nv_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) dev->netdev_ops = &nv_netdev_ops_optimized; netif_napi_add(dev, &np->napi, nv_napi_poll, RX_WORK_PER_LOOP); - SET_ETHTOOL_OPS(dev, &ops); + dev->ethtool_ops = &ops; dev->watchdog_timeo = NV_WATCHDOG_TIMEO; pci_set_drvdata(pci_dev, dev); diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig b/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig index a588ffde9700..44c8be1c6805 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig +++ b/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig @@ -4,7 +4,7 @@ config PCH_GBE tristate "OKI SEMICONDUCTOR IOH(ML7223/ML7831) GbE" - depends on PCI && (X86 || COMPILE_TEST) + depends on PCI && (X86_32 || COMPILE_TEST) select MII select PTP_1588_CLOCK_PCH ---help--- diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c index 826f0ccdc23c..114d2fe52cc2 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c @@ -508,5 +508,5 @@ static const struct ethtool_ops pch_gbe_ethtool_ops = { void pch_gbe_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &pch_gbe_ethtool_ops); + netdev->ethtool_ops = &pch_gbe_ethtool_ops; } diff --git a/drivers/net/ethernet/packetengines/hamachi.c b/drivers/net/ethernet/packetengines/hamachi.c index b6bdeb3c1971..9a997e4c3e08 100644 --- a/drivers/net/ethernet/packetengines/hamachi.c +++ b/drivers/net/ethernet/packetengines/hamachi.c @@ -724,10 +724,8 @@ static int hamachi_init_one(struct pci_dev *pdev, /* The Hamachi-specific entries in the device structure. */ dev->netdev_ops = &hamachi_netdev_ops; - if (chip_tbl[hmp->chip_id].flags & CanHaveMII) - SET_ETHTOOL_OPS(dev, ðtool_ops); - else - SET_ETHTOOL_OPS(dev, ðtool_ops_no_mii); + dev->ethtool_ops = (chip_tbl[hmp->chip_id].flags & CanHaveMII) ? + ðtool_ops : ðtool_ops_no_mii; dev->watchdog_timeo = TX_TIMEOUT; if (mtu) dev->mtu = mtu; diff --git a/drivers/net/ethernet/packetengines/yellowfin.c b/drivers/net/ethernet/packetengines/yellowfin.c index 9a6cb482dcd0..69a8dc095072 100644 --- a/drivers/net/ethernet/packetengines/yellowfin.c +++ b/drivers/net/ethernet/packetengines/yellowfin.c @@ -472,7 +472,7 @@ static int yellowfin_init_one(struct pci_dev *pdev, /* The Yellowfin-specific entries in the device structure. */ dev->netdev_ops = &netdev_ops; - SET_ETHTOOL_OPS(dev, ðtool_ops); + dev->ethtool_ops = ðtool_ops; dev->watchdog_timeo = TX_TIMEOUT; if (mtu) diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig index c14bd3116e45..d49cba129081 100644 --- a/drivers/net/ethernet/qlogic/Kconfig +++ b/drivers/net/ethernet/qlogic/Kconfig @@ -66,6 +66,17 @@ config QLCNIC_VXLAN Say Y here if you want to enable hardware offload support for Virtual eXtensible Local Area Network (VXLAN) in the driver. +config QLCNIC_HWMON + bool "QLOGIC QLCNIC 82XX and 83XX family HWMON support" + depends on QLCNIC && HWMON && !(QLCNIC=y && HWMON=m) + default y + ---help--- + This configuration parameter can be used to read the + board temperature in Converged Ethernet devices + supported by qlcnic. + + This data is available via the hwmon sysfs interface. + config QLGE tristate "QLogic QLGE 10Gb Ethernet Driver Support" depends on PCI diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c index f09c35d669b3..5bf05818a12c 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c @@ -1373,7 +1373,7 @@ netxen_setup_netdev(struct netxen_adapter *adapter, netxen_nic_change_mtu(netdev, netdev->mtu); - SET_ETHTOOL_OPS(netdev, &netxen_nic_ethtool_ops); + netdev->ethtool_ops = &netxen_nic_ethtool_ops; netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO | NETIF_F_RXCSUM; diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c index 2eabd44f8914..b5d6bc1a8b00 100644 --- a/drivers/net/ethernet/qlogic/qla3xxx.c +++ b/drivers/net/ethernet/qlogic/qla3xxx.c @@ -3838,7 +3838,7 @@ static int ql3xxx_probe(struct pci_dev *pdev, /* Set driver entry points */ ndev->netdev_ops = &ql3xxx_netdev_ops; - SET_ETHTOOL_OPS(ndev, &ql3xxx_ethtool_ops); + ndev->ethtool_ops = &ql3xxx_ethtool_ops; ndev->watchdog_timeo = 5 * HZ; netif_napi_add(ndev, &qdev->napi, ql_poll, 64); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h index 7b52a88923ef..6e7527e2b595 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h @@ -39,8 +39,8 @@ #define _QLCNIC_LINUX_MAJOR 5 #define _QLCNIC_LINUX_MINOR 3 -#define _QLCNIC_LINUX_SUBVERSION 57 -#define QLCNIC_LINUX_VERSIONID "5.3.57" +#define _QLCNIC_LINUX_SUBVERSION 59 +#define QLCNIC_LINUX_VERSIONID "5.3.59" #define QLCNIC_DRV_IDC_VER 0x01 #define QLCNIC_DRIVER_VERSION ((_QLCNIC_LINUX_MAJOR << 16) |\ (_QLCNIC_LINUX_MINOR << 8) | (_QLCNIC_LINUX_SUBVERSION)) @@ -537,6 +537,7 @@ struct qlcnic_hardware_context { u8 phys_port_id[ETH_ALEN]; u8 lb_mode; u16 vxlan_port; + struct device *hwmon_dev; }; struct qlcnic_adapter_stats { @@ -1018,6 +1019,8 @@ struct qlcnic_ipaddr { #define QLCNIC_DEL_VXLAN_PORT 0x200000 #endif +#define QLCNIC_VLAN_FILTERING 0x800000 + #define QLCNIC_IS_MSI_FAMILY(adapter) \ ((adapter)->flags & (QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED)) #define QLCNIC_IS_TSO_CAPABLE(adapter) \ @@ -1692,7 +1695,7 @@ int qlcnic_read_mac_addr(struct qlcnic_adapter *); int qlcnic_setup_netdev(struct qlcnic_adapter *, struct net_device *, int); void qlcnic_set_netdev_features(struct qlcnic_adapter *, struct qlcnic_esw_func_cfg *); -void qlcnic_sriov_vf_schedule_multi(struct net_device *); +void qlcnic_sriov_vf_set_multi(struct net_device *); int qlcnic_is_valid_nic_func(struct qlcnic_adapter *, u8); int qlcnic_get_pci_func_type(struct qlcnic_adapter *, u16, u16 *, u16 *, u16 *); @@ -1719,22 +1722,6 @@ static inline u32 qlcnic_tx_avail(struct qlcnic_host_tx_ring *tx_ring) tx_ring->producer; } -static inline int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter, - struct net_device *netdev) -{ - int err; - - netdev->num_tx_queues = adapter->drv_tx_rings; - netdev->real_num_tx_queues = adapter->drv_tx_rings; - - err = netif_set_real_num_tx_queues(netdev, adapter->drv_tx_rings); - if (err) - netdev_err(netdev, "failed to set %d Tx queues\n", - adapter->drv_tx_rings); - - return err; -} - struct qlcnic_nic_template { int (*config_bridged_mode) (struct qlcnic_adapter *, u32); int (*config_led) (struct qlcnic_adapter *, u32, u32); @@ -2354,6 +2341,16 @@ static inline bool qlcnic_83xx_vf_check(struct qlcnic_adapter *adapter) return (device == PCI_DEVICE_ID_QLOGIC_VF_QLE834X) ? true : false; } +static inline bool qlcnic_sriov_check(struct qlcnic_adapter *adapter) +{ + bool status; + + status = (qlcnic_sriov_pf_check(adapter) || + qlcnic_sriov_vf_check(adapter)) ? true : false; + + return status; +} + static inline u32 qlcnic_get_vnic_func_count(struct qlcnic_adapter *adapter) { if (qlcnic_84xx_check(adapter)) @@ -2361,4 +2358,18 @@ static inline u32 qlcnic_get_vnic_func_count(struct qlcnic_adapter *adapter) else return QLC_DEFAULT_VNIC_COUNT; } + +#ifdef CONFIG_QLCNIC_HWMON +void qlcnic_register_hwmon_dev(struct qlcnic_adapter *); +void qlcnic_unregister_hwmon_dev(struct qlcnic_adapter *); +#else +static inline void qlcnic_register_hwmon_dev(struct qlcnic_adapter *adapter) +{ + return; +} +static inline void qlcnic_unregister_hwmon_dev(struct qlcnic_adapter *adapter) +{ + return; +} +#endif #endif /* __QLCNIC_H_ */ diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index b7cffb46a75d..a4a4ec0b68f8 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -33,6 +33,7 @@ static void qlcnic_83xx_get_beacon_state(struct qlcnic_adapter *); #define RSS_HASHTYPE_IP_TCP 0x3 #define QLC_83XX_FW_MBX_CMD 0 #define QLC_SKIP_INACTIVE_PCI_REGS 7 +#define QLC_MAX_LEGACY_FUNC_SUPP 8 static const struct qlcnic_mailbox_metadata qlcnic_83xx_mbx_tbl[] = { {QLCNIC_CMD_CONFIGURE_IP_ADDR, 6, 1}, @@ -357,8 +358,15 @@ int qlcnic_83xx_setup_intr(struct qlcnic_adapter *adapter) if (!ahw->intr_tbl) return -ENOMEM; - if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) + if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) { + if (adapter->ahw->pci_func >= QLC_MAX_LEGACY_FUNC_SUPP) { + dev_err(&adapter->pdev->dev, "PCI function number 8 and higher are not supported with legacy interrupt, func 0x%x\n", + ahw->pci_func); + return -EOPNOTSUPP; + } + qlcnic_83xx_enable_legacy(adapter); + } for (i = 0; i < num_msix; i++) { if (adapter->flags & QLCNIC_MSIX_ENABLED) @@ -879,6 +887,9 @@ int qlcnic_83xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx, return 0; } } + + dev_err(&adapter->pdev->dev, "%s: Invalid mailbox command opcode 0x%x\n", + __func__, type); return -EINVAL; } @@ -3026,19 +3037,18 @@ void qlcnic_83xx_unlock_driver(struct qlcnic_adapter *adapter) QLCRDX(adapter->ahw, QLC_83XX_DRV_UNLOCK); } -int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *adapter, u64 addr, +int qlcnic_ms_mem_write128(struct qlcnic_adapter *adapter, u64 addr, u32 *data, u32 count) { int i, j, ret = 0; u32 temp; - int err = 0; /* Check alignment */ if (addr & 0xF) return -EIO; mutex_lock(&adapter->ahw->mem_lock); - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_HI, 0); + qlcnic_ind_wr(adapter, QLCNIC_MS_ADDR_HI, 0); for (i = 0; i < count; i++, addr += 16) { if (!((ADDR_IN_RANGE(addr, QLCNIC_ADDR_QDR_NET, @@ -3049,26 +3059,16 @@ int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *adapter, u64 addr, return -EIO; } - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_LO, addr); - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_LO, - *data++); - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_HI, - *data++); - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_ULO, - *data++); - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_UHI, - *data++); - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL, - QLCNIC_TA_WRITE_ENABLE); - qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL, - QLCNIC_TA_WRITE_START); + qlcnic_ind_wr(adapter, QLCNIC_MS_ADDR_LO, addr); + qlcnic_ind_wr(adapter, QLCNIC_MS_WRTDATA_LO, *data++); + qlcnic_ind_wr(adapter, QLCNIC_MS_WRTDATA_HI, *data++); + qlcnic_ind_wr(adapter, QLCNIC_MS_WRTDATA_ULO, *data++); + qlcnic_ind_wr(adapter, QLCNIC_MS_WRTDATA_UHI, *data++); + qlcnic_ind_wr(adapter, QLCNIC_MS_CTRL, QLCNIC_TA_WRITE_ENABLE); + qlcnic_ind_wr(adapter, QLCNIC_MS_CTRL, QLCNIC_TA_WRITE_START); for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = QLCRD32(adapter, QLCNIC_MS_CTRL, &err); - if (err == -EIO) { - mutex_unlock(&adapter->ahw->mem_lock); - return err; - } + temp = qlcnic_ind_rd(adapter, QLCNIC_MS_CTRL); if ((temp & TA_CTL_BUSY) == 0) break; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h index 88d809c35633..97784d09933f 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h @@ -560,7 +560,7 @@ void qlcnic_83xx_napi_del(struct qlcnic_adapter *); void qlcnic_83xx_napi_enable(struct qlcnic_adapter *); void qlcnic_83xx_napi_disable(struct qlcnic_adapter *); int qlcnic_83xx_config_led(struct qlcnic_adapter *, u32, u32); -void qlcnic_ind_wr(struct qlcnic_adapter *, u32, u32); +int qlcnic_ind_wr(struct qlcnic_adapter *, u32, u32); int qlcnic_ind_rd(struct qlcnic_adapter *, u32); int qlcnic_83xx_create_rx_ctx(struct qlcnic_adapter *); int qlcnic_83xx_create_tx_ctx(struct qlcnic_adapter *, @@ -617,7 +617,6 @@ void qlcnic_83xx_idc_request_reset(struct qlcnic_adapter *, u32); int qlcnic_83xx_lock_driver(struct qlcnic_adapter *); void qlcnic_83xx_unlock_driver(struct qlcnic_adapter *); int qlcnic_83xx_set_default_offload_settings(struct qlcnic_adapter *); -int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *, u64, u32 *, u32); int qlcnic_83xx_idc_vnic_pf_entry(struct qlcnic_adapter *); int qlcnic_83xx_disable_vnic_mode(struct qlcnic_adapter *, int); int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *); @@ -659,4 +658,5 @@ void qlcnic_83xx_cache_tmpl_hdr_values(struct qlcnic_fw_dump *); u32 qlcnic_83xx_get_cap_size(void *, int); void qlcnic_83xx_set_sys_info(void *, int, u32); void qlcnic_83xx_store_cap_mask(void *, u32); +int qlcnic_ms_mem_write128(struct qlcnic_adapter *, u64, u32 *, u32); #endif diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index ba20c721ee97..f33559b72528 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -1363,8 +1363,8 @@ static int qlcnic_83xx_copy_bootloader(struct qlcnic_adapter *adapter) return ret; } /* 16 byte write to MS memory */ - ret = qlcnic_83xx_ms_mem_write128(adapter, dest, (u32 *)p_cache, - size / 16); + ret = qlcnic_ms_mem_write128(adapter, dest, (u32 *)p_cache, + size / 16); if (ret) { vfree(p_cache); return ret; @@ -1389,8 +1389,8 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter) p_cache = (u32 *)fw->data; addr = (u64)dest; - ret = qlcnic_83xx_ms_mem_write128(adapter, addr, - p_cache, size / 16); + ret = qlcnic_ms_mem_write128(adapter, addr, + p_cache, size / 16); if (ret) { dev_err(&adapter->pdev->dev, "MS memory write failed\n"); release_firmware(fw); @@ -1405,8 +1405,8 @@ static int qlcnic_83xx_copy_fw_file(struct qlcnic_adapter *adapter) data[i] = fw->data[size + i]; for (; i < 16; i++) data[i] = 0; - ret = qlcnic_83xx_ms_mem_write128(adapter, addr, - (u32 *)data, 1); + ret = qlcnic_ms_mem_write128(adapter, addr, + (u32 *)data, 1); if (ret) { dev_err(&adapter->pdev->dev, "MS memory write failed\n"); @@ -2181,6 +2181,8 @@ int qlcnic_83xx_configure_opmode(struct qlcnic_adapter *adapter) max_sds_rings = QLCNIC_MAX_SDS_RINGS; max_tx_rings = QLCNIC_MAX_TX_RINGS; } else { + dev_err(&adapter->pdev->dev, "%s: Invalid opmode %d\n", + __func__, ret); return -EIO; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c index c1e11f5715b0..304e247bdf33 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c @@ -1027,8 +1027,11 @@ int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id, u32 arg1; if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC || - !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE)) + !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE)) { + dev_err(&adapter->pdev->dev, "%s: Not a management function\n", + __func__); return err; + } arg1 = id | (enable_mirroring ? BIT_4 : 0); arg1 |= pci_func << 8; @@ -1318,8 +1321,12 @@ int qlcnic_config_switch_port(struct qlcnic_adapter *adapter, u32 arg1, arg2 = 0; u8 pci_func; - if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) + if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { + dev_err(&adapter->pdev->dev, "%s: Not a management function\n", + __func__); return err; + } + pci_func = esw_cfg->pci_func; index = qlcnic_is_valid_nic_func(adapter, pci_func); if (index < 0) @@ -1363,6 +1370,8 @@ int qlcnic_config_switch_port(struct qlcnic_adapter *adapter, arg1 &= ~(0x0ffff << 16); break; default: + dev_err(&adapter->pdev->dev, "%s: Invalid opmode 0x%x\n", + __func__, esw_cfg->op_mode); return err; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c index 9f3adf4e70b5..851cb4a80d50 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c @@ -373,12 +373,16 @@ int qlcnic_ind_rd(struct qlcnic_adapter *adapter, u32 addr) return data; } -void qlcnic_ind_wr(struct qlcnic_adapter *adapter, u32 addr, u32 data) +int qlcnic_ind_wr(struct qlcnic_adapter *adapter, u32 addr, u32 data) { + int ret = 0; + if (qlcnic_82xx_check(adapter)) qlcnic_write_window_reg(addr, adapter->ahw->pci_base0, data); else - qlcnic_83xx_wrt_reg_indirect(adapter, addr, data); + ret = qlcnic_83xx_wrt_reg_indirect(adapter, addr, data); + + return ret; } static int @@ -567,28 +571,14 @@ static void __qlcnic_set_multi(struct net_device *netdev, u16 vlan) void qlcnic_set_multi(struct net_device *netdev) { struct qlcnic_adapter *adapter = netdev_priv(netdev); - struct qlcnic_mac_vlan_list *cur; - struct netdev_hw_addr *ha; - size_t temp; if (!test_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) return; - if (qlcnic_sriov_vf_check(adapter)) { - if (!netdev_mc_empty(netdev)) { - netdev_for_each_mc_addr(ha, netdev) { - temp = sizeof(struct qlcnic_mac_vlan_list); - cur = kzalloc(temp, GFP_ATOMIC); - if (cur == NULL) - break; - memcpy(cur->mac_addr, - ha->addr, ETH_ALEN); - list_add_tail(&cur->list, &adapter->vf_mc_list); - } - } - qlcnic_sriov_vf_schedule_multi(adapter->netdev); - return; - } - __qlcnic_set_multi(netdev, 0); + + if (qlcnic_sriov_vf_check(adapter)) + qlcnic_sriov_vf_set_multi(netdev); + else + __qlcnic_set_multi(netdev, 0); } int qlcnic_82xx_nic_set_promisc(struct qlcnic_adapter *adapter, u32 mode) @@ -630,7 +620,7 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter) struct hlist_node *n; struct hlist_head *head; int i; - unsigned long time; + unsigned long expires; u8 cmd; for (i = 0; i < adapter->fhash.fbucket_size; i++) { @@ -638,8 +628,8 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter) hlist_for_each_entry_safe(tmp_fil, n, head, fnode) { cmd = tmp_fil->vlan_id ? QLCNIC_MAC_VLAN_DEL : QLCNIC_MAC_DEL; - time = tmp_fil->ftime; - if (jiffies > (QLCNIC_FILTER_AGE * HZ + time)) { + expires = tmp_fil->ftime + QLCNIC_FILTER_AGE * HZ; + if (time_before(expires, jiffies)) { qlcnic_sre_macaddr_change(adapter, tmp_fil->faddr, tmp_fil->vlan_id, @@ -657,8 +647,8 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter) hlist_for_each_entry_safe(tmp_fil, n, head, fnode) { - time = tmp_fil->ftime; - if (jiffies > (QLCNIC_FILTER_AGE * HZ + time)) { + expires = tmp_fil->ftime + QLCNIC_FILTER_AGE * HZ; + if (time_before(expires, jiffies)) { spin_lock_bh(&adapter->rx_mac_learn_lock); adapter->rx_fhash.fnum--; hlist_del(&tmp_fil->fnode); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c index 173b3d12991f..e45bf09af0c9 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c @@ -305,7 +305,6 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter, { struct vlan_ethhdr *vh = (struct vlan_ethhdr *)(skb->data); struct ethhdr *phdr = (struct ethhdr *)(skb->data); - struct net_device *netdev = adapter->netdev; u16 protocol = ntohs(skb->protocol); struct qlcnic_filter *fil, *tmp_fil; struct hlist_head *head; @@ -314,27 +313,16 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter, u16 vlan_id = 0; u8 hindex, hval; - if (!qlcnic_sriov_pf_check(adapter)) { - if (ether_addr_equal(phdr->h_source, adapter->mac_addr)) - return; - } else { + if (ether_addr_equal(phdr->h_source, adapter->mac_addr)) + return; + + if (adapter->flags & QLCNIC_VLAN_FILTERING) { if (protocol == ETH_P_8021Q) { vh = (struct vlan_ethhdr *)skb->data; vlan_id = ntohs(vh->h_vlan_TCI); } else if (vlan_tx_tag_present(skb)) { vlan_id = vlan_tx_tag_get(skb); } - - if (ether_addr_equal(phdr->h_source, adapter->mac_addr) && - !vlan_id) - return; - } - - if (adapter->fhash.fnum >= adapter->fhash.fmax) { - adapter->stats.mac_filter_limit_overrun++; - netdev_info(netdev, "Can not add more than %d mac-vlan filters, configured %d\n", - adapter->fhash.fmax, adapter->fhash.fnum); - return; } memcpy(&src_addr, phdr->h_source, ETH_ALEN); @@ -353,6 +341,11 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter, } } + if (unlikely(adapter->fhash.fnum >= adapter->fhash.fmax)) { + adapter->stats.mac_filter_limit_overrun++; + return; + } + fil = kzalloc(sizeof(struct qlcnic_filter), GFP_ATOMIC); if (!fil) return; @@ -1216,8 +1209,7 @@ qlcnic_process_rcv(struct qlcnic_adapter *adapter, if (!skb) return buffer; - if (adapter->drv_mac_learn && - (adapter->flags & QLCNIC_ESWITCH_ENABLED)) { + if (adapter->rx_mac_learn) { t_vid = 0; is_lb_pkt = qlcnic_82xx_is_lb_pkt(sts_data0); qlcnic_add_lb_filter(adapter, skb, is_lb_pkt, t_vid); @@ -1293,8 +1285,7 @@ qlcnic_process_lro(struct qlcnic_adapter *adapter, if (!skb) return buffer; - if (adapter->drv_mac_learn && - (adapter->flags & QLCNIC_ESWITCH_ENABLED)) { + if (adapter->rx_mac_learn) { t_vid = 0; is_lb_pkt = qlcnic_82xx_is_lb_pkt(sts_data0); qlcnic_add_lb_filter(adapter, skb, is_lb_pkt, t_vid); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index dbf75393f758..f0a285359e66 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -378,7 +378,8 @@ static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], if (!adapter->fdb_mac_learn) return ndo_dflt_fdb_del(ndm, tb, netdev, addr); - if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { + if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) || + qlcnic_sriov_check(adapter)) { if (is_unicast_ether_addr(addr)) { err = dev_uc_del(netdev, addr); if (!err) @@ -402,7 +403,8 @@ static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], if (!adapter->fdb_mac_learn) return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags); - if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) && + !qlcnic_sriov_check(adapter)) { pr_info("%s: FDB e-switch is not enabled\n", __func__); return -EOPNOTSUPP; } @@ -432,7 +434,8 @@ static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, if (!adapter->fdb_mac_learn) return ndo_dflt_fdb_dump(skb, ncb, netdev, idx); - if (adapter->flags & QLCNIC_ESWITCH_ENABLED) + if ((adapter->flags & QLCNIC_ESWITCH_ENABLED) || + qlcnic_sriov_check(adapter)) idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx); return idx; @@ -690,10 +693,10 @@ int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter) adapter->msix_entries[vector].entry = vector; restore: - err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); - if (err > 0) { + err = pci_enable_msix_exact(pdev, adapter->msix_entries, num_msix); + if (err == -ENOSPC) { if (!adapter->drv_tss_rings && !adapter->drv_rss_rings) - return -ENOSPC; + return err; netdev_info(adapter->netdev, "Unable to allocate %d MSI-X vectors, Available vectors %d\n", @@ -1014,6 +1017,8 @@ int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) if (pfn >= ahw->max_vnic_func) { ret = QL_STATUS_INVALID_PARAM; + dev_err(&adapter->pdev->dev, "%s: Invalid function 0x%x, max 0x%x\n", + __func__, pfn, ahw->max_vnic_func); goto err_eswitch; } @@ -1915,8 +1920,6 @@ void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) return; - if (qlcnic_sriov_vf_check(adapter)) - qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); smp_mb(); netif_carrier_off(netdev); adapter->ahw->linkup = 0; @@ -1928,6 +1931,8 @@ void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) qlcnic_delete_lb_filters(adapter); qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); + if (qlcnic_sriov_vf_check(adapter)) + qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); qlcnic_napi_disable(adapter); @@ -2052,6 +2057,7 @@ out: static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) { + struct qlcnic_hardware_context *ahw = adapter->ahw; int err = 0; adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), @@ -2061,6 +2067,18 @@ static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) goto err_out; } + if (qlcnic_83xx_check(adapter)) { + ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX_TX; + ahw->coal.tx_time_us = QLCNIC_DEF_INTR_COALESCE_TX_TIME_US; + ahw->coal.tx_packets = QLCNIC_DEF_INTR_COALESCE_TX_PACKETS; + ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; + ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; + } else { + ahw->coal.type = QLCNIC_INTR_COAL_TYPE_RX; + ahw->coal.rx_time_us = QLCNIC_DEF_INTR_COALESCE_RX_TIME_US; + ahw->coal.rx_packets = QLCNIC_DEF_INTR_COALESCE_RX_PACKETS; + } + /* clear stats */ memset(&adapter->stats, 0, sizeof(adapter->stats)); err_out: @@ -2206,6 +2224,31 @@ static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter) ahw->max_uc_count = count; } +static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter, + u8 tx_queues, u8 rx_queues) +{ + struct net_device *netdev = adapter->netdev; + int err = 0; + + if (tx_queues) { + err = netif_set_real_num_tx_queues(netdev, tx_queues); + if (err) { + netdev_err(netdev, "failed to set %d Tx queues\n", + tx_queues); + return err; + } + } + + if (rx_queues) { + err = netif_set_real_num_rx_queues(netdev, rx_queues); + if (err) + netdev_err(netdev, "failed to set %d Rx queues\n", + rx_queues); + } + + return err; +} + int qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, int pci_using_dac) @@ -2222,10 +2265,8 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, qlcnic_change_mtu(netdev, netdev->mtu); - if (qlcnic_sriov_vf_check(adapter)) - SET_ETHTOOL_OPS(netdev, &qlcnic_sriov_vf_ethtool_ops); - else - SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); + netdev->ethtool_ops = (qlcnic_sriov_vf_check(adapter)) ? + &qlcnic_sriov_vf_ethtool_ops : &qlcnic_ethtool_ops; netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | NETIF_F_IPV6_CSUM | NETIF_F_GRO | @@ -2269,7 +2310,8 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, netdev->priv_flags |= IFF_UNICAST_FLT; netdev->irq = adapter->msix_entries[0].vector; - err = qlcnic_set_real_num_queues(adapter, netdev); + err = qlcnic_set_real_num_queues(adapter, adapter->drv_tx_rings, + adapter->drv_sds_rings); if (err) return err; @@ -2374,6 +2416,14 @@ void qlcnic_set_drv_version(struct qlcnic_adapter *adapter) qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd); } +/* Reset firmware API lock */ +static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter) +{ + qlcnic_api_lock(adapter); + qlcnic_api_unlock(adapter); +} + + static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -2383,9 +2433,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) int err, pci_using_dac = -1; char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ - if (pdev->is_virtfn) - return -ENODEV; - err = pci_enable_device(pdev); if (err) return err; @@ -2476,6 +2523,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (qlcnic_82xx_check(adapter)) { qlcnic_check_vf(adapter, ent); adapter->portnum = adapter->ahw->pci_func; + qlcnic_reset_api_lock(adapter); err = qlcnic_start_firmware(adapter); if (err) { dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n" @@ -2517,9 +2565,11 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) case -ENOMEM: dev_err(&pdev->dev, "Adapter initialization failed. Please reboot\n"); goto err_out_free_hw; + case -EOPNOTSUPP: + dev_err(&pdev->dev, "Adapter initialization failed\n"); + goto err_out_free_hw; default: - dev_err(&pdev->dev, "Adapter initialization failed. A reboot may be required to recover from this failure\n"); - dev_err(&pdev->dev, "If reboot does not help to recover from this failure, try a flash update of the adapter\n"); + dev_err(&pdev->dev, "Adapter initialization failed. Driver will load in maintenance mode to recover the adapter using the application\n"); goto err_out_maintenance_mode; } } @@ -2593,7 +2643,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) qlcnic_alloc_lb_filters_mem(adapter); qlcnic_add_sysfs(adapter); - + qlcnic_register_hwmon_dev(adapter); return 0; err_out_disable_mbx_intr: @@ -2630,7 +2680,7 @@ err_out_disable_pdev: err_out_maintenance_mode: set_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state); netdev->netdev_ops = &qlcnic_netdev_failed_ops; - SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_failed_ops); + netdev->ethtool_ops = &qlcnic_ethtool_failed_ops; ahw->port_type = QLCNIC_XGBE; if (qlcnic_83xx_check(adapter)) @@ -2663,9 +2713,9 @@ static void qlcnic_remove(struct pci_dev *pdev) return; netdev = adapter->netdev; - qlcnic_sriov_pf_disable(adapter); qlcnic_cancel_idc_work(adapter); + qlcnic_sriov_pf_disable(adapter); ahw = adapter->ahw; unregister_netdev(netdev); @@ -2700,6 +2750,8 @@ static void qlcnic_remove(struct pci_dev *pdev) qlcnic_remove_sysfs(adapter); + qlcnic_unregister_hwmon_dev(adapter); + qlcnic_cleanup_pci_map(adapter->ahw); qlcnic_release_firmware(adapter); @@ -2793,6 +2845,8 @@ static int qlcnic_close(struct net_device *netdev) return 0; } +#define QLCNIC_VF_LB_BUCKET_SIZE 1 + void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) { void *head; @@ -2808,7 +2862,10 @@ void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) spin_lock_init(&adapter->mac_learn_lock); spin_lock_init(&adapter->rx_mac_learn_lock); - if (qlcnic_82xx_check(adapter)) { + if (qlcnic_sriov_vf_check(adapter)) { + filter_size = QLCNIC_83XX_SRIOV_VF_MAX_MAC - 1; + adapter->fhash.fbucket_size = QLCNIC_VF_LB_BUCKET_SIZE; + } else if (qlcnic_82xx_check(adapter)) { filter_size = QLCNIC_LB_MAX_FILTERS; adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; } else { @@ -2934,9 +2991,13 @@ static void qlcnic_dump_tx_rings(struct qlcnic_adapter *adapter) tx_ring->tx_stats.xmit_called, tx_ring->tx_stats.xmit_on, tx_ring->tx_stats.xmit_off); + + if (tx_ring->crb_intr_mask) + netdev_info(netdev, "crb_intr_mask=%d\n", + readl(tx_ring->crb_intr_mask)); + netdev_info(netdev, - "crb_intr_mask=%d, hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n", - readl(tx_ring->crb_intr_mask), + "hw_producer=%d, sw_producer=%d sw_consumer=%d, hw_consumer=%d\n", readl(tx_ring->crb_cmd_producer), tx_ring->producer, tx_ring->sw_consumer, le32_to_cpu(*(tx_ring->hw_consumer))); @@ -3969,12 +4030,21 @@ int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt, int qlcnic_setup_rings(struct qlcnic_adapter *adapter) { struct net_device *netdev = adapter->netdev; + u8 tx_rings, rx_rings; int err; if (test_bit(__QLCNIC_RESETTING, &adapter->state)) return -EBUSY; + tx_rings = adapter->drv_tss_rings; + rx_rings = adapter->drv_rss_rings; + netif_device_detach(netdev); + + err = qlcnic_set_real_num_queues(adapter, tx_rings, rx_rings); + if (err) + goto done; + if (netif_running(netdev)) __qlcnic_down(adapter, netdev); @@ -3994,7 +4064,17 @@ int qlcnic_setup_rings(struct qlcnic_adapter *adapter) return err; } - netif_set_real_num_tx_queues(netdev, adapter->drv_tx_rings); + /* Check if we need to update real_num_{tx|rx}_queues because + * qlcnic_setup_intr() may change Tx/Rx rings size + */ + if ((tx_rings != adapter->drv_tx_rings) || + (rx_rings != adapter->drv_sds_rings)) { + err = qlcnic_set_real_num_queues(adapter, + adapter->drv_tx_rings, + adapter->drv_sds_rings); + if (err) + goto done; + } if (qlcnic_83xx_check(adapter)) { qlcnic_83xx_initialize_nic(adapter, 1); @@ -4064,7 +4144,7 @@ void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) rcu_read_lock(); for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { - dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid); + dev = __vlan_find_dev_deep_rcu(netdev, htons(ETH_P_8021Q), vid); if (!dev) continue; qlcnic_config_indev_addr(adapter, dev, event); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c index 37b979b1266b..f7694da8ed5d 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c @@ -238,6 +238,8 @@ void qlcnic_82xx_cache_tmpl_hdr_values(struct qlcnic_fw_dump *fw_dump) hdr->drv_cap_mask = hdr->cap_mask; fw_dump->cap_mask = hdr->cap_mask; + + fw_dump->use_pex_dma = (hdr->capabilities & BIT_0) ? true : false; } inline u32 qlcnic_82xx_get_cap_size(void *t_hdr, int index) @@ -276,6 +278,8 @@ inline void qlcnic_83xx_set_saved_state(void *t_hdr, u32 index, hdr->saved_state[index] = value; } +#define QLCNIC_TEMPLATE_VERSION (0x20001) + void qlcnic_83xx_cache_tmpl_hdr_values(struct qlcnic_fw_dump *fw_dump) { struct qlcnic_83xx_dump_template_hdr *hdr; @@ -288,6 +292,9 @@ void qlcnic_83xx_cache_tmpl_hdr_values(struct qlcnic_fw_dump *fw_dump) hdr->drv_cap_mask = hdr->cap_mask; fw_dump->cap_mask = hdr->cap_mask; + + fw_dump->use_pex_dma = (fw_dump->version & 0xfffff) >= + QLCNIC_TEMPLATE_VERSION; } inline u32 qlcnic_83xx_get_cap_size(void *t_hdr, int index) @@ -658,29 +665,28 @@ out: static int qlcnic_start_pex_dma(struct qlcnic_adapter *adapter, struct __mem *mem) { - struct qlcnic_83xx_dump_template_hdr *tmpl_hdr; struct device *dev = &adapter->pdev->dev; u32 dma_no, dma_base_addr, temp_addr; int i, ret, dma_sts; + void *tmpl_hdr; tmpl_hdr = adapter->ahw->fw_dump.tmpl_hdr; - dma_no = tmpl_hdr->saved_state[QLC_83XX_DMA_ENGINE_INDEX]; + dma_no = qlcnic_get_saved_state(adapter, tmpl_hdr, + QLC_83XX_DMA_ENGINE_INDEX); dma_base_addr = QLC_DMA_REG_BASE_ADDR(dma_no); temp_addr = dma_base_addr + QLC_DMA_CMD_BUFF_ADDR_LOW; - ret = qlcnic_83xx_wrt_reg_indirect(adapter, temp_addr, - mem->desc_card_addr); + ret = qlcnic_ind_wr(adapter, temp_addr, mem->desc_card_addr); if (ret) return ret; temp_addr = dma_base_addr + QLC_DMA_CMD_BUFF_ADDR_HI; - ret = qlcnic_83xx_wrt_reg_indirect(adapter, temp_addr, 0); + ret = qlcnic_ind_wr(adapter, temp_addr, 0); if (ret) return ret; temp_addr = dma_base_addr + QLC_DMA_CMD_STATUS_CTRL; - ret = qlcnic_83xx_wrt_reg_indirect(adapter, temp_addr, - mem->start_dma_cmd); + ret = qlcnic_ind_wr(adapter, temp_addr, mem->start_dma_cmd); if (ret) return ret; @@ -710,15 +716,16 @@ static u32 qlcnic_read_memory_pexdma(struct qlcnic_adapter *adapter, struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; u32 temp, dma_base_addr, size = 0, read_size = 0; struct qlcnic_pex_dma_descriptor *dma_descr; - struct qlcnic_83xx_dump_template_hdr *tmpl_hdr; struct device *dev = &adapter->pdev->dev; dma_addr_t dma_phys_addr; void *dma_buffer; + void *tmpl_hdr; tmpl_hdr = fw_dump->tmpl_hdr; /* Check if DMA engine is available */ - temp = tmpl_hdr->saved_state[QLC_83XX_DMA_ENGINE_INDEX]; + temp = qlcnic_get_saved_state(adapter, tmpl_hdr, + QLC_83XX_DMA_ENGINE_INDEX); dma_base_addr = QLC_DMA_REG_BASE_ADDR(temp); temp = qlcnic_ind_rd(adapter, dma_base_addr + QLC_DMA_CMD_STATUS_CTRL); @@ -764,8 +771,8 @@ static u32 qlcnic_read_memory_pexdma(struct qlcnic_adapter *adapter, /* Write DMA descriptor to MS memory*/ temp = sizeof(struct qlcnic_pex_dma_descriptor) / 16; - *ret = qlcnic_83xx_ms_mem_write128(adapter, mem->desc_card_addr, - (u32 *)dma_descr, temp); + *ret = qlcnic_ms_mem_write128(adapter, mem->desc_card_addr, + (u32 *)dma_descr, temp); if (*ret) { dev_info(dev, "Failed to write DMA descriptor to MS memory at address 0x%x\n", mem->desc_card_addr); @@ -1141,8 +1148,6 @@ free_mem: return err; } -#define QLCNIC_TEMPLATE_VERSION (0x20001) - int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter) { struct qlcnic_hardware_context *ahw; @@ -1203,12 +1208,6 @@ flash_temp: "Default minidump capture mask 0x%x\n", fw_dump->cap_mask); - if (qlcnic_83xx_check(adapter) && - (fw_dump->version & 0xfffff) >= QLCNIC_TEMPLATE_VERSION) - fw_dump->use_pex_dma = true; - else - fw_dump->use_pex_dma = false; - qlcnic_enable_fw_dump_state(adapter); return 0; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h index 396bd1fd1d27..335b50f7bd3e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h @@ -52,6 +52,7 @@ enum qlcnic_bc_commands { QLCNIC_BC_CMD_CFG_GUEST_VLAN = 0x3, }; +#define QLCNIC_83XX_SRIOV_VF_MAX_MAC 2 #define QLC_BC_CMD 1 struct qlcnic_trans_list { @@ -151,13 +152,14 @@ struct qlcnic_vf_info { struct qlcnic_trans_list rcv_pend; struct qlcnic_adapter *adapter; struct qlcnic_vport *vp; - struct mutex vlan_list_lock; /* Lock for VLAN list */ + spinlock_t vlan_list_lock; /* Lock for VLAN list */ }; struct qlcnic_async_work_list { struct list_head list; struct work_struct work; void *ptr; + struct qlcnic_cmd_args *cmd; }; struct qlcnic_back_channel { diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c index 0638c1810d54..498fa6350c8d 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c @@ -39,6 +39,8 @@ static int qlcnic_sriov_channel_cfg_cmd(struct qlcnic_adapter *, u8); static void qlcnic_sriov_process_bc_cmd(struct work_struct *); static int qlcnic_sriov_vf_shutdown(struct pci_dev *); static int qlcnic_sriov_vf_resume(struct qlcnic_adapter *); +static int qlcnic_sriov_async_issue_cmd(struct qlcnic_adapter *, + struct qlcnic_cmd_args *); static struct qlcnic_hardware_ops qlcnic_sriov_vf_hw_ops = { .read_crb = qlcnic_83xx_read_crb, @@ -181,7 +183,7 @@ int qlcnic_sriov_init(struct qlcnic_adapter *adapter, int num_vfs) vf->adapter = adapter; vf->pci_func = qlcnic_sriov_virtid_fn(adapter, i); mutex_init(&vf->send_cmd_lock); - mutex_init(&vf->vlan_list_lock); + spin_lock_init(&vf->vlan_list_lock); INIT_LIST_HEAD(&vf->rcv_act.wait_list); INIT_LIST_HEAD(&vf->rcv_pend.wait_list); spin_lock_init(&vf->rcv_act.lock); @@ -197,8 +199,9 @@ int qlcnic_sriov_init(struct qlcnic_adapter *adapter, int num_vfs) goto qlcnic_destroy_async_wq; } sriov->vf_info[i].vp = vp; + vp->vlan_mode = QLC_GUEST_VLAN_MODE; vp->max_tx_bw = MAX_BW; - vp->spoofchk = true; + vp->spoofchk = false; random_ether_addr(vp->mac); dev_info(&adapter->pdev->dev, "MAC Address %pM is configured for VF %d\n", @@ -515,6 +518,8 @@ static int qlcnic_sriov_setup_vf(struct qlcnic_adapter *adapter, { int err; + adapter->flags |= QLCNIC_VLAN_FILTERING; + adapter->ahw->total_nic_func = 1; INIT_LIST_HEAD(&adapter->vf_mc_list); if (!qlcnic_use_msi_x && !!qlcnic_use_msi) dev_warn(&adapter->pdev->dev, @@ -770,6 +775,7 @@ static int qlcnic_sriov_prepare_bc_hdr(struct qlcnic_bc_trans *trans, cmd->req.arg = (u32 *)trans->req_pay; cmd->rsp.arg = (u32 *)trans->rsp_pay; cmd_op = cmd->req.arg[0] & 0xff; + cmd->cmd_op = cmd_op; remainder = (trans->rsp_pay_size) % (bc_pay_sz); num_frags = (trans->rsp_pay_size) / (bc_pay_sz); if (remainder) @@ -1356,7 +1362,7 @@ static int qlcnic_sriov_retry_bc_cmd(struct qlcnic_adapter *adapter, return -EIO; } -static int qlcnic_sriov_issue_cmd(struct qlcnic_adapter *adapter, +static int __qlcnic_sriov_issue_cmd(struct qlcnic_adapter *adapter, struct qlcnic_cmd_args *cmd) { struct qlcnic_hardware_context *ahw = adapter->ahw; @@ -1370,7 +1376,7 @@ static int qlcnic_sriov_issue_cmd(struct qlcnic_adapter *adapter, rsp = qlcnic_sriov_alloc_bc_trans(&trans); if (rsp) - return rsp; + goto free_cmd; rsp = qlcnic_sriov_prepare_bc_hdr(trans, cmd, seq, QLC_BC_COMMAND); if (rsp) @@ -1408,12 +1414,17 @@ retry: (mbx_err_code == QLCNIC_MBX_PORT_RSP_OK)) { rsp = QLCNIC_RCODE_SUCCESS; } else { - rsp = mbx_err_code; - if (!rsp) - rsp = 1; - dev_err(dev, - "MBX command 0x%x failed with err:0x%x for VF %d\n", - opcode, mbx_err_code, func); + if (cmd->type == QLC_83XX_MBX_CMD_NO_WAIT) { + rsp = QLCNIC_RCODE_SUCCESS; + } else { + rsp = mbx_err_code; + if (!rsp) + rsp = 1; + + dev_err(dev, + "MBX command 0x%x failed with err:0x%x for VF %d\n", + opcode, mbx_err_code, func); + } } err_out: @@ -1425,9 +1436,26 @@ err_out: cleanup_transaction: qlcnic_sriov_cleanup_transaction(trans); + +free_cmd: + if (cmd->type == QLC_83XX_MBX_CMD_NO_WAIT) { + qlcnic_free_mbx_args(cmd); + kfree(cmd); + } + return rsp; } + +static int qlcnic_sriov_issue_cmd(struct qlcnic_adapter *adapter, + struct qlcnic_cmd_args *cmd) +{ + if (cmd->type == QLC_83XX_MBX_CMD_NO_WAIT) + return qlcnic_sriov_async_issue_cmd(adapter, cmd); + else + return __qlcnic_sriov_issue_cmd(adapter, cmd); +} + static int qlcnic_sriov_channel_cfg_cmd(struct qlcnic_adapter *adapter, u8 cmd_op) { struct qlcnic_cmd_args cmd; @@ -1458,58 +1486,28 @@ out: return ret; } -static void qlcnic_vf_add_mc_list(struct net_device *netdev) +static void qlcnic_vf_add_mc_list(struct net_device *netdev, const u8 *mac) { struct qlcnic_adapter *adapter = netdev_priv(netdev); struct qlcnic_sriov *sriov = adapter->ahw->sriov; - struct qlcnic_mac_vlan_list *cur; - struct list_head *head, tmp_list; struct qlcnic_vf_info *vf; u16 vlan_id; int i; - static const u8 bcast_addr[ETH_ALEN] = { - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff - }; - vf = &adapter->ahw->sriov->vf_info[0]; - INIT_LIST_HEAD(&tmp_list); - head = &adapter->vf_mc_list; - netif_addr_lock_bh(netdev); - - while (!list_empty(head)) { - cur = list_entry(head->next, struct qlcnic_mac_vlan_list, list); - list_move(&cur->list, &tmp_list); - } - - netif_addr_unlock_bh(netdev); - while (!list_empty(&tmp_list)) { - cur = list_entry((&tmp_list)->next, - struct qlcnic_mac_vlan_list, list); - if (!qlcnic_sriov_check_any_vlan(vf)) { - qlcnic_nic_add_mac(adapter, bcast_addr, 0); - qlcnic_nic_add_mac(adapter, cur->mac_addr, 0); - } else { - mutex_lock(&vf->vlan_list_lock); - for (i = 0; i < sriov->num_allowed_vlans; i++) { - vlan_id = vf->sriov_vlans[i]; - if (vlan_id) { - qlcnic_nic_add_mac(adapter, bcast_addr, - vlan_id); - qlcnic_nic_add_mac(adapter, - cur->mac_addr, - vlan_id); - } - } - mutex_unlock(&vf->vlan_list_lock); - if (qlcnic_84xx_check(adapter)) { - qlcnic_nic_add_mac(adapter, bcast_addr, 0); - qlcnic_nic_add_mac(adapter, cur->mac_addr, 0); - } + if (!qlcnic_sriov_check_any_vlan(vf)) { + qlcnic_nic_add_mac(adapter, mac, 0); + } else { + spin_lock(&vf->vlan_list_lock); + for (i = 0; i < sriov->num_allowed_vlans; i++) { + vlan_id = vf->sriov_vlans[i]; + if (vlan_id) + qlcnic_nic_add_mac(adapter, mac, vlan_id); } - list_del(&cur->list); - kfree(cur); + spin_unlock(&vf->vlan_list_lock); + if (qlcnic_84xx_check(adapter)) + qlcnic_nic_add_mac(adapter, mac, 0); } } @@ -1518,6 +1516,7 @@ void qlcnic_sriov_cleanup_async_list(struct qlcnic_back_channel *bc) struct list_head *head = &bc->async_list; struct qlcnic_async_work_list *entry; + flush_workqueue(bc->bc_async_wq); while (!list_empty(head)) { entry = list_entry(head->next, struct qlcnic_async_work_list, list); @@ -1527,10 +1526,14 @@ void qlcnic_sriov_cleanup_async_list(struct qlcnic_back_channel *bc) } } -static void qlcnic_sriov_vf_set_multi(struct net_device *netdev) +void qlcnic_sriov_vf_set_multi(struct net_device *netdev) { struct qlcnic_adapter *adapter = netdev_priv(netdev); struct qlcnic_hardware_context *ahw = adapter->ahw; + static const u8 bcast_addr[ETH_ALEN] = { + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff + }; + struct netdev_hw_addr *ha; u32 mode = VPORT_MISS_MODE_DROP; if (!test_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) @@ -1542,23 +1545,49 @@ static void qlcnic_sriov_vf_set_multi(struct net_device *netdev) } else if ((netdev->flags & IFF_ALLMULTI) || (netdev_mc_count(netdev) > ahw->max_mc_count)) { mode = VPORT_MISS_MODE_ACCEPT_MULTI; + } else { + qlcnic_vf_add_mc_list(netdev, bcast_addr); + if (!netdev_mc_empty(netdev)) { + netdev_for_each_mc_addr(ha, netdev) + qlcnic_vf_add_mc_list(netdev, ha->addr); + } } - if (qlcnic_sriov_vf_check(adapter)) - qlcnic_vf_add_mc_list(netdev); + /* configure unicast MAC address, if there is not sufficient space + * to store all the unicast addresses then enable promiscuous mode + */ + if (netdev_uc_count(netdev) > ahw->max_uc_count) { + mode = VPORT_MISS_MODE_ACCEPT_ALL; + } else if (!netdev_uc_empty(netdev)) { + netdev_for_each_uc_addr(ha, netdev) + qlcnic_vf_add_mc_list(netdev, ha->addr); + } + + if (adapter->pdev->is_virtfn) { + if (mode == VPORT_MISS_MODE_ACCEPT_ALL && + !adapter->fdb_mac_learn) { + qlcnic_alloc_lb_filters_mem(adapter); + adapter->drv_mac_learn = 1; + adapter->rx_mac_learn = true; + } else { + adapter->drv_mac_learn = 0; + adapter->rx_mac_learn = false; + } + } qlcnic_nic_set_promisc(adapter, mode); } -static void qlcnic_sriov_handle_async_multi(struct work_struct *work) +static void qlcnic_sriov_handle_async_issue_cmd(struct work_struct *work) { struct qlcnic_async_work_list *entry; - struct net_device *netdev; + struct qlcnic_adapter *adapter; + struct qlcnic_cmd_args *cmd; entry = container_of(work, struct qlcnic_async_work_list, work); - netdev = (struct net_device *)entry->ptr; - - qlcnic_sriov_vf_set_multi(netdev); + adapter = entry->ptr; + cmd = entry->cmd; + __qlcnic_sriov_issue_cmd(adapter, cmd); return; } @@ -1588,8 +1617,9 @@ qlcnic_sriov_get_free_node_async_work(struct qlcnic_back_channel *bc) return entry; } -static void qlcnic_sriov_schedule_bc_async_work(struct qlcnic_back_channel *bc, - work_func_t func, void *data) +static void qlcnic_sriov_schedule_async_cmd(struct qlcnic_back_channel *bc, + work_func_t func, void *data, + struct qlcnic_cmd_args *cmd) { struct qlcnic_async_work_list *entry = NULL; @@ -1598,21 +1628,23 @@ static void qlcnic_sriov_schedule_bc_async_work(struct qlcnic_back_channel *bc, return; entry->ptr = data; + entry->cmd = cmd; INIT_WORK(&entry->work, func); queue_work(bc->bc_async_wq, &entry->work); } -void qlcnic_sriov_vf_schedule_multi(struct net_device *netdev) +static int qlcnic_sriov_async_issue_cmd(struct qlcnic_adapter *adapter, + struct qlcnic_cmd_args *cmd) { - struct qlcnic_adapter *adapter = netdev_priv(netdev); struct qlcnic_back_channel *bc = &adapter->ahw->sriov->bc; if (adapter->need_fw_reset) - return; + return -EIO; - qlcnic_sriov_schedule_bc_async_work(bc, qlcnic_sriov_handle_async_multi, - netdev); + qlcnic_sriov_schedule_async_cmd(bc, qlcnic_sriov_handle_async_issue_cmd, + adapter, cmd); + return 0; } static int qlcnic_sriov_vf_reinit_driver(struct qlcnic_adapter *adapter) @@ -1836,6 +1868,12 @@ static int qlcnic_sriov_vf_idc_unknown_state(struct qlcnic_adapter *adapter) return 0; } +static void qlcnic_sriov_vf_periodic_tasks(struct qlcnic_adapter *adapter) +{ + if (adapter->fhash.fnum) + qlcnic_prune_lb_filters(adapter); +} + static void qlcnic_sriov_vf_poll_dev_state(struct work_struct *work) { struct qlcnic_adapter *adapter; @@ -1867,6 +1905,8 @@ static void qlcnic_sriov_vf_poll_dev_state(struct work_struct *work) } idc->prev_state = idc->curr_state; + qlcnic_sriov_vf_periodic_tasks(adapter); + if (!ret && test_bit(QLC_83XX_MODULE_LOADED, &idc->status)) qlcnic_schedule_work(adapter, qlcnic_sriov_vf_poll_dev_state, idc->delay); @@ -1890,7 +1930,7 @@ static int qlcnic_sriov_check_vlan_id(struct qlcnic_sriov *sriov, if (!vf->sriov_vlans) return err; - mutex_lock(&vf->vlan_list_lock); + spin_lock_bh(&vf->vlan_list_lock); for (i = 0; i < sriov->num_allowed_vlans; i++) { if (vf->sriov_vlans[i] == vlan_id) { @@ -1899,7 +1939,7 @@ static int qlcnic_sriov_check_vlan_id(struct qlcnic_sriov *sriov, } } - mutex_unlock(&vf->vlan_list_lock); + spin_unlock_bh(&vf->vlan_list_lock); return err; } @@ -1908,12 +1948,12 @@ static int qlcnic_sriov_validate_num_vlans(struct qlcnic_sriov *sriov, { int err = 0; - mutex_lock(&vf->vlan_list_lock); + spin_lock_bh(&vf->vlan_list_lock); if (vf->num_vlan >= sriov->num_allowed_vlans) err = -EINVAL; - mutex_unlock(&vf->vlan_list_lock); + spin_unlock_bh(&vf->vlan_list_lock); return err; } @@ -1966,7 +2006,7 @@ static void qlcnic_sriov_vlan_operation(struct qlcnic_vf_info *vf, u16 vlan_id, if (!vf->sriov_vlans) return; - mutex_lock(&vf->vlan_list_lock); + spin_lock_bh(&vf->vlan_list_lock); switch (opcode) { case QLC_VLAN_ADD: @@ -1979,7 +2019,7 @@ static void qlcnic_sriov_vlan_operation(struct qlcnic_vf_info *vf, u16 vlan_id, netdev_err(adapter->netdev, "Invalid VLAN operation\n"); } - mutex_unlock(&vf->vlan_list_lock); + spin_unlock_bh(&vf->vlan_list_lock); return; } @@ -1987,6 +2027,7 @@ int qlcnic_sriov_cfg_vf_guest_vlan(struct qlcnic_adapter *adapter, u16 vid, u8 enable) { struct qlcnic_sriov *sriov = adapter->ahw->sriov; + struct net_device *netdev = adapter->netdev; struct qlcnic_vf_info *vf; struct qlcnic_cmd_args cmd; int ret; @@ -2012,14 +2053,18 @@ int qlcnic_sriov_cfg_vf_guest_vlan(struct qlcnic_adapter *adapter, dev_err(&adapter->pdev->dev, "Failed to configure guest VLAN, err=%d\n", ret); } else { + netif_addr_lock_bh(netdev); qlcnic_free_mac_list(adapter); + netif_addr_unlock_bh(netdev); if (enable) qlcnic_sriov_vlan_operation(vf, vid, QLC_VLAN_ADD); else qlcnic_sriov_vlan_operation(vf, vid, QLC_VLAN_DELETE); - qlcnic_set_multi(adapter->netdev); + netif_addr_lock_bh(netdev); + qlcnic_set_multi(netdev); + netif_addr_unlock_bh(netdev); } qlcnic_free_mbx_args(&cmd); @@ -2150,11 +2195,11 @@ bool qlcnic_sriov_check_any_vlan(struct qlcnic_vf_info *vf) { bool err = false; - mutex_lock(&vf->vlan_list_lock); + spin_lock_bh(&vf->vlan_list_lock); if (vf->num_vlan) err = true; - mutex_unlock(&vf->vlan_list_lock); + spin_unlock_bh(&vf->vlan_list_lock); return err; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c index 280137991544..6d2f72f114f2 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c @@ -16,6 +16,7 @@ #define QLC_VF_FLOOD_BIT BIT_16 #define QLC_FLOOD_MODE 0x5 #define QLC_SRIOV_ALLOW_VLAN0 BIT_19 +#define QLC_INTR_COAL_TYPE_MASK 0x7 static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *, u8); @@ -83,7 +84,7 @@ static int qlcnic_sriov_pf_cal_res_limit(struct qlcnic_adapter *adapter, info->max_tx_ques = res->num_tx_queues / max; if (qlcnic_83xx_pf_check(adapter)) - num_macs = 1; + num_macs = QLCNIC_83XX_SRIOV_VF_MAX_MAC; info->max_rx_mcast_mac_filters = res->num_rx_mcast_mac_filters; @@ -337,9 +338,12 @@ static int qlcnic_sriov_pf_cfg_vlan_filtering(struct qlcnic_adapter *adapter, cmd.req.arg[1] = 0x4; if (enable) { + adapter->flags |= QLCNIC_VLAN_FILTERING; cmd.req.arg[1] |= BIT_16; if (qlcnic_84xx_check(adapter)) cmd.req.arg[1] |= QLC_SRIOV_ALLOW_VLAN0; + } else { + adapter->flags &= ~QLCNIC_VLAN_FILTERING; } err = qlcnic_issue_cmd(adapter, &cmd); @@ -471,12 +475,12 @@ static int qlcnic_pci_sriov_disable(struct qlcnic_adapter *adapter) return -EPERM; } + qlcnic_sriov_pf_disable(adapter); + rtnl_lock(); if (netif_running(netdev)) __qlcnic_down(adapter, netdev); - qlcnic_sriov_pf_disable(adapter); - qlcnic_sriov_free_vlans(adapter); qlcnic_sriov_pf_cleanup(adapter); @@ -595,7 +599,6 @@ static int __qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, qlcnic_sriov_alloc_vlans(adapter); - err = qlcnic_sriov_pf_enable(adapter, num_vfs); return err; del_flr_queue: @@ -626,25 +629,36 @@ static int qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, int num_vfs) __qlcnic_down(adapter, netdev); err = __qlcnic_pci_sriov_enable(adapter, num_vfs); - if (err) { - netdev_info(netdev, "Failed to enable SR-IOV on port %d\n", - adapter->portnum); + if (err) + goto error; - err = -EIO; - if (qlcnic_83xx_configure_opmode(adapter)) - goto error; - } else { + if (netif_running(netdev)) + __qlcnic_up(adapter, netdev); + + rtnl_unlock(); + err = qlcnic_sriov_pf_enable(adapter, num_vfs); + if (!err) { netdev_info(netdev, "SR-IOV is enabled successfully on port %d\n", adapter->portnum); /* Return number of vfs enabled */ - err = num_vfs; + return num_vfs; } + + rtnl_lock(); if (netif_running(netdev)) - __qlcnic_up(adapter, netdev); + __qlcnic_down(adapter, netdev); error: + if (!qlcnic_83xx_configure_opmode(adapter)) { + if (netif_running(netdev)) + __qlcnic_up(adapter, netdev); + } + rtnl_unlock(); + netdev_info(netdev, "Failed to enable SR-IOV on port %d\n", + adapter->portnum); + return err; } @@ -773,7 +787,7 @@ static int qlcnic_sriov_cfg_vf_def_mac(struct qlcnic_adapter *adapter, struct qlcnic_vf_info *vf, u16 vlan, u8 op) { - struct qlcnic_cmd_args cmd; + struct qlcnic_cmd_args *cmd; struct qlcnic_macvlan_mbx mv; struct qlcnic_vport *vp; u8 *addr; @@ -783,21 +797,27 @@ static int qlcnic_sriov_cfg_vf_def_mac(struct qlcnic_adapter *adapter, vp = vf->vp; - if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN)) + cmd = kzalloc(sizeof(*cmd), GFP_ATOMIC); + if (!cmd) return -ENOMEM; + err = qlcnic_alloc_mbx_args(cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN); + if (err) + goto free_cmd; + + cmd->type = QLC_83XX_MBX_CMD_NO_WAIT; vpid = qlcnic_sriov_pf_get_vport_handle(adapter, vf->pci_func); if (vpid < 0) { err = -EINVAL; - goto out; + goto free_args; } if (vlan) op = ((op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ? QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL); - cmd.req.arg[1] = op | (1 << 8) | (3 << 6); - cmd.req.arg[1] |= ((vpid & 0xffff) << 16) | BIT_31; + cmd->req.arg[1] = op | (1 << 8) | (3 << 6); + cmd->req.arg[1] |= ((vpid & 0xffff) << 16) | BIT_31; addr = vp->mac; mv.vlan = vlan; @@ -807,18 +827,18 @@ static int qlcnic_sriov_cfg_vf_def_mac(struct qlcnic_adapter *adapter, mv.mac_addr3 = addr[3]; mv.mac_addr4 = addr[4]; mv.mac_addr5 = addr[5]; - buf = &cmd.req.arg[2]; + buf = &cmd->req.arg[2]; memcpy(buf, &mv, sizeof(struct qlcnic_macvlan_mbx)); - err = qlcnic_issue_cmd(adapter, &cmd); + err = qlcnic_issue_cmd(adapter, cmd); - if (err) - dev_err(&adapter->pdev->dev, - "MAC-VLAN %s to CAM failed, err=%d.\n", - ((op == 1) ? "add " : "delete "), err); + if (!err) + return err; -out: - qlcnic_free_mbx_args(&cmd); +free_args: + qlcnic_free_mbx_args(cmd); +free_cmd: + kfree(cmd); return err; } @@ -840,7 +860,7 @@ static void qlcnic_83xx_cfg_default_mac_vlan(struct qlcnic_adapter *adapter, sriov = adapter->ahw->sriov; - mutex_lock(&vf->vlan_list_lock); + spin_lock_bh(&vf->vlan_list_lock); if (vf->num_vlan) { for (i = 0; i < sriov->num_allowed_vlans; i++) { vlan = vf->sriov_vlans[i]; @@ -849,7 +869,7 @@ static void qlcnic_83xx_cfg_default_mac_vlan(struct qlcnic_adapter *adapter, opcode); } } - mutex_unlock(&vf->vlan_list_lock); + spin_unlock_bh(&vf->vlan_list_lock); if (vf->vp->vlan_mode != QLC_PVID_MODE) { if (qlcnic_83xx_pf_check(adapter) && @@ -1178,19 +1198,41 @@ static int qlcnic_sriov_validate_cfg_intrcoal(struct qlcnic_adapter *adapter, { struct qlcnic_nic_intr_coalesce *coal = &adapter->ahw->coal; u16 ctx_id, pkts, time; + int err = -EINVAL; + u8 type; + type = cmd->req.arg[1] & QLC_INTR_COAL_TYPE_MASK; ctx_id = cmd->req.arg[1] >> 16; pkts = cmd->req.arg[2] & 0xffff; time = cmd->req.arg[2] >> 16; - if (ctx_id != vf->rx_ctx_id) - return -EINVAL; - if (pkts > coal->rx_packets) - return -EINVAL; - if (time < coal->rx_time_us) - return -EINVAL; + switch (type) { + case QLCNIC_INTR_COAL_TYPE_RX: + if (ctx_id != vf->rx_ctx_id || pkts > coal->rx_packets || + time < coal->rx_time_us) + goto err_label; + break; + case QLCNIC_INTR_COAL_TYPE_TX: + if (ctx_id != vf->tx_ctx_id || pkts > coal->tx_packets || + time < coal->tx_time_us) + goto err_label; + break; + default: + netdev_err(adapter->netdev, "Invalid coalescing type 0x%x received\n", + type); + return err; + } return 0; + +err_label: + netdev_err(adapter->netdev, "Expected: rx_ctx_id 0x%x rx_packets 0x%x rx_time_us 0x%x tx_ctx_id 0x%x tx_packets 0x%x tx_time_us 0x%x\n", + vf->rx_ctx_id, coal->rx_packets, coal->rx_time_us, + vf->tx_ctx_id, coal->tx_packets, coal->tx_time_us); + netdev_err(adapter->netdev, "Received: ctx_id 0x%x packets 0x%x time_us 0x%x type 0x%x\n", + ctx_id, pkts, time, type); + + return err; } static int qlcnic_sriov_pf_cfg_intrcoal_cmd(struct qlcnic_bc_trans *tran, @@ -1214,7 +1256,6 @@ static int qlcnic_sriov_validate_cfg_macvlan(struct qlcnic_adapter *adapter, struct qlcnic_vf_info *vf, struct qlcnic_cmd_args *cmd) { - struct qlcnic_macvlan_mbx *macvlan; struct qlcnic_vport *vp = vf->vp; u8 op, new_op; @@ -1224,14 +1265,6 @@ static int qlcnic_sriov_validate_cfg_macvlan(struct qlcnic_adapter *adapter, cmd->req.arg[1] |= (vf->vp->handle << 16); cmd->req.arg[1] |= BIT_31; - macvlan = (struct qlcnic_macvlan_mbx *)&cmd->req.arg[2]; - if (!(macvlan->mac_addr0 & BIT_0)) { - dev_err(&adapter->pdev->dev, - "MAC address change is not allowed from VF %d", - vf->pci_func); - return -EINVAL; - } - if (vp->vlan_mode == QLC_PVID_MODE) { op = cmd->req.arg[1] & 0x7; cmd->req.arg[1] &= ~0x7; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c index cd346e27f2e1..f5786d5792df 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c @@ -19,6 +19,10 @@ #include <linux/sysfs.h> #include <linux/aer.h> #include <linux/log2.h> +#ifdef CONFIG_QLCNIC_HWMON +#include <linux/hwmon.h> +#include <linux/hwmon-sysfs.h> +#endif #define QLC_STATUS_UNSUPPORTED_CMD -2 @@ -358,6 +362,8 @@ int qlcnic_is_valid_nic_func(struct qlcnic_adapter *adapter, u8 pci_func) if (adapter->npars[i].pci_func == pci_func) return i; } + + dev_err(&adapter->pdev->dev, "%s: Invalid nic function\n", __func__); return -EINVAL; } @@ -1243,6 +1249,68 @@ static struct bin_attribute bin_attr_flash = { .write = qlcnic_83xx_sysfs_flash_write_handler, }; +#ifdef CONFIG_QLCNIC_HWMON + +static ssize_t qlcnic_hwmon_show_temp(struct device *dev, + struct device_attribute *dev_attr, + char *buf) +{ + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + unsigned int temperature = 0, value = 0; + + if (qlcnic_83xx_check(adapter)) + value = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); + else if (qlcnic_82xx_check(adapter)) + value = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); + + temperature = qlcnic_get_temp_val(value); + /* display millidegree celcius */ + temperature *= 1000; + return sprintf(buf, "%u\n", temperature); +} + +/* hwmon-sysfs attributes */ +static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, + qlcnic_hwmon_show_temp, NULL, 1); + +static struct attribute *qlcnic_hwmon_attrs[] = { + &sensor_dev_attr_temp1_input.dev_attr.attr, + NULL +}; + +ATTRIBUTE_GROUPS(qlcnic_hwmon); + +void qlcnic_register_hwmon_dev(struct qlcnic_adapter *adapter) +{ + struct device *dev = &adapter->pdev->dev; + struct device *hwmon_dev; + + /* Skip hwmon registration for a VF device */ + if (qlcnic_sriov_vf_check(adapter)) { + adapter->ahw->hwmon_dev = NULL; + return; + } + hwmon_dev = hwmon_device_register_with_groups(dev, qlcnic_driver_name, + adapter, + qlcnic_hwmon_groups); + if (IS_ERR(hwmon_dev)) { + dev_err(dev, "Cannot register with hwmon, err=%ld\n", + PTR_ERR(hwmon_dev)); + hwmon_dev = NULL; + } + adapter->ahw->hwmon_dev = hwmon_dev; +} + +void qlcnic_unregister_hwmon_dev(struct qlcnic_adapter *adapter) +{ + struct device *hwmon_dev = adapter->ahw->hwmon_dev; + if (hwmon_dev) { + hwmon_device_unregister(hwmon_dev); + adapter->ahw->hwmon_dev = NULL; + } +} +#endif + void qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c index 0a1d76acab81..b40050e03a56 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c +++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c @@ -3595,7 +3595,7 @@ static int ql_request_irq(struct ql_adapter *qdev) } return status; err_irq: - netif_err(qdev, ifup, qdev->ndev, "Failed to get the interrupts!!!/n"); + netif_err(qdev, ifup, qdev->ndev, "Failed to get the interrupts!!!\n"); ql_free_irq(qdev); return status; } @@ -4770,7 +4770,7 @@ static int qlge_probe(struct pci_dev *pdev, ndev->irq = pdev->irq; ndev->netdev_ops = &qlge_netdev_ops; - SET_ETHTOOL_OPS(ndev, &qlge_ethtool_ops); + ndev->ethtool_ops = &qlge_ethtool_ops; ndev->watchdog_timeo = 10 * HZ; err = register_netdev(ndev); diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index aa1c079f231d..be425ad5e824 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -7125,7 +7125,7 @@ rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) for (i = 0; i < ETH_ALEN; i++) dev->dev_addr[i] = RTL_R8(MAC0 + i); - SET_ETHTOOL_OPS(dev, &rtl8169_ethtool_ops); + dev->ethtool_ops = &rtl8169_ethtool_ops; dev->watchdog_timeo = RTL8169_TX_TIMEOUT; netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT); diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 6a9509ccd33b..6a94ede699b4 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -2627,8 +2627,8 @@ static int sh_mdio_init(struct sh_eth_private *mdp, pdev->name, pdev->id); /* PHY IRQ */ - mdp->mii_bus->irq = devm_kzalloc(dev, sizeof(int) * PHY_MAX_ADDR, - GFP_KERNEL); + mdp->mii_bus->irq = devm_kmalloc_array(dev, PHY_MAX_ADDR, sizeof(int), + GFP_KERNEL); if (!mdp->mii_bus->irq) { ret = -ENOMEM; goto out_free_bus; @@ -2843,7 +2843,7 @@ static int sh_eth_drv_probe(struct platform_device *pdev) ndev->netdev_ops = &sh_eth_netdev_ops_tsu; else ndev->netdev_ops = &sh_eth_netdev_ops; - SET_ETHTOOL_OPS(ndev, &sh_eth_ethtool_ops); + ndev->ethtool_ops = &sh_eth_ethtool_ops; ndev->watchdog_timeo = TX_TIMEOUT; /* debug message level */ diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h b/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h index 6203c7d8550f..45019649bbbd 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h @@ -358,6 +358,8 @@ struct sxgbe_core_ops { /* Enable disable checksum offload operations */ void (*enable_rx_csum)(void __iomem *ioaddr); void (*disable_rx_csum)(void __iomem *ioaddr); + void (*enable_rxqueue)(void __iomem *ioaddr, int queue_num); + void (*disable_rxqueue)(void __iomem *ioaddr, int queue_num); }; const struct sxgbe_core_ops *sxgbe_get_core_ops(void); diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c index c4da7a2b002a..58c35692560e 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c @@ -165,6 +165,26 @@ static void sxgbe_core_set_speed(void __iomem *ioaddr, unsigned char speed) writel(tx_cfg, ioaddr + SXGBE_CORE_TX_CONFIG_REG); } +static void sxgbe_core_enable_rxqueue(void __iomem *ioaddr, int queue_num) +{ + u32 reg_val; + + reg_val = readl(ioaddr + SXGBE_CORE_RX_CTL0_REG); + reg_val &= ~(SXGBE_CORE_RXQ_ENABLE_MASK << queue_num); + reg_val |= SXGBE_CORE_RXQ_ENABLE; + writel(reg_val, ioaddr + SXGBE_CORE_RX_CTL0_REG); +} + +static void sxgbe_core_disable_rxqueue(void __iomem *ioaddr, int queue_num) +{ + u32 reg_val; + + reg_val = readl(ioaddr + SXGBE_CORE_RX_CTL0_REG); + reg_val &= ~(SXGBE_CORE_RXQ_ENABLE_MASK << queue_num); + reg_val |= SXGBE_CORE_RXQ_DISABLE; + writel(reg_val, ioaddr + SXGBE_CORE_RX_CTL0_REG); +} + static void sxgbe_set_eee_mode(void __iomem *ioaddr) { u32 ctrl; @@ -254,6 +274,8 @@ static const struct sxgbe_core_ops core_ops = { .set_eee_pls = sxgbe_set_eee_pls, .enable_rx_csum = sxgbe_enable_rx_csum, .disable_rx_csum = sxgbe_disable_rx_csum, + .enable_rxqueue = sxgbe_core_enable_rxqueue, + .disable_rxqueue = sxgbe_core_disable_rxqueue, }; const struct sxgbe_core_ops *sxgbe_get_core_ops(void) diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.c index e896dbbd2e15..2686bb5b6765 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.c @@ -45,10 +45,10 @@ static void sxgbe_prepare_tx_desc(struct sxgbe_tx_norm_desc *p, u8 is_fd, p->tdes23.tx_rd_des23.first_desc = is_fd; p->tdes23.tx_rd_des23.buf1_size = buf1_len; - p->tdes23.tx_rd_des23.tx_pkt_len.cksum_pktlen.total_pkt_len = pkt_len; + p->tdes23.tx_rd_des23.tx_pkt_len.pkt_len.total_pkt_len = pkt_len; if (cksum) - p->tdes23.tx_rd_des23.tx_pkt_len.cksum_pktlen.cksum_ctl = cic_full; + p->tdes23.tx_rd_des23.cksum_ctl = cic_full; } /* Set VLAN control information */ @@ -233,6 +233,12 @@ static void sxgbe_set_rx_owner(struct sxgbe_rx_norm_desc *p) p->rdes23.rx_rd_des23.own_bit = 1; } +/* Set Interrupt on completion bit */ +static void sxgbe_set_rx_int_on_com(struct sxgbe_rx_norm_desc *p) +{ + p->rdes23.rx_rd_des23.int_on_com = 1; +} + /* Get the receive frame size */ static int sxgbe_get_rx_frame_len(struct sxgbe_rx_norm_desc *p) { @@ -498,6 +504,7 @@ static const struct sxgbe_desc_ops desc_ops = { .init_rx_desc = sxgbe_init_rx_desc, .get_rx_owner = sxgbe_get_rx_owner, .set_rx_owner = sxgbe_set_rx_owner, + .set_rx_int_on_com = sxgbe_set_rx_int_on_com, .get_rx_frame_len = sxgbe_get_rx_frame_len, .get_rx_fd_status = sxgbe_get_rx_fd_status, .get_rx_ld_status = sxgbe_get_rx_ld_status, diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.h b/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.h index 838cb9fb0ea9..18609324db72 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.h +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_desc.h @@ -39,22 +39,22 @@ struct sxgbe_tx_norm_desc { u32 int_on_com:1; /* TDES3 */ union { - u32 tcp_payload_len:18; + u16 tcp_payload_len; struct { u32 total_pkt_len:15; u32 reserved1:1; - u32 cksum_ctl:2; - } cksum_pktlen; + } pkt_len; } tx_pkt_len; - u32 tse_bit:1; - u32 tcp_hdr_len:4; - u32 sa_insert_ctl:3; - u32 crc_pad_ctl:2; - u32 last_desc:1; - u32 first_desc:1; - u32 ctxt_bit:1; - u32 own_bit:1; + u16 cksum_ctl:2; + u16 tse_bit:1; + u16 tcp_hdr_len:4; + u16 sa_insert_ctl:3; + u16 crc_pad_ctl:2; + u16 last_desc:1; + u16 first_desc:1; + u16 ctxt_bit:1; + u16 own_bit:1; } tx_rd_des23; /* tx write back Desc 2,3 */ @@ -70,25 +70,20 @@ struct sxgbe_tx_norm_desc { struct sxgbe_rx_norm_desc { union { - u32 rdes0; /* buf1 address */ - struct { + u64 rdes01; /* buf1 address */ + union { u32 out_vlan_tag:16; u32 in_vlan_tag:16; - } wb_rx_des0; - } rd_wb_des0; - - union { - u32 rdes1; /* buf2 address or buf1[63:32] */ - u32 rss_hash; /* Write-back RX */ - } rd_wb_des1; + u32 rss_hash; + } rx_wb_des01; + } rdes01; union { /* RX Read format Desc 2,3 */ struct{ /* RDES2 */ - u32 buf2_addr; + u64 buf2_addr:62; /* RDES3 */ - u32 buf2_hi_addr:30; u32 int_on_com:1; u32 own_bit:1; } rx_rd_des23; @@ -263,6 +258,9 @@ struct sxgbe_desc_ops { /* Set own bit */ void (*set_rx_owner)(struct sxgbe_rx_norm_desc *p); + /* Set Interrupt on completion bit */ + void (*set_rx_int_on_com)(struct sxgbe_rx_norm_desc *p); + /* Get the receive frame size */ int (*get_rx_frame_len)(struct sxgbe_rx_norm_desc *p); diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_dma.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_dma.c index 4d989ff6c978..bb9b5b8afc5f 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_dma.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_dma.c @@ -23,21 +23,8 @@ /* DMA core initialization */ static int sxgbe_dma_init(void __iomem *ioaddr, int fix_burst, int burst_map) { - int retry_count = 10; u32 reg_val; - /* reset the DMA */ - writel(SXGBE_DMA_SOFT_RESET, ioaddr + SXGBE_DMA_MODE_REG); - while (retry_count--) { - if (!(readl(ioaddr + SXGBE_DMA_MODE_REG) & - SXGBE_DMA_SOFT_RESET)) - break; - mdelay(10); - } - - if (retry_count < 0) - return -EBUSY; - reg_val = readl(ioaddr + SXGBE_DMA_SYSBUS_MODE_REG); /* if fix_burst = 0, Set UNDEF = 1 of DMA_Sys_Mode Register. diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c index 0415fa50eeb7..c0981ae45874 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c @@ -520,5 +520,5 @@ static const struct ethtool_ops sxgbe_ethtool_ops = { void sxgbe_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &sxgbe_ethtool_ops); + netdev->ethtool_ops = &sxgbe_ethtool_ops; } diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index 137f366ec7e4..698494481d18 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -1076,6 +1076,9 @@ static int sxgbe_open(struct net_device *dev) /* Initialize the MAC Core */ priv->hw->mac->core_init(priv->ioaddr); + SXGBE_FOR_EACH_QUEUE(SXGBE_RX_QUEUES, queue_num) { + priv->hw->mac->enable_rxqueue(priv->ioaddr, queue_num); + } /* Request the IRQ lines */ ret = devm_request_irq(priv->device, priv->irq, sxgbe_common_interrupt, @@ -1452,6 +1455,7 @@ static void sxgbe_rx_refill(struct sxgbe_priv_data *priv) /* Added memory barrier for RX descriptor modification */ wmb(); priv->hw->desc->set_rx_owner(p); + priv->hw->desc->set_rx_int_on_com(p); /* Added memory barrier for RX descriptor modification */ wmb(); } @@ -2034,6 +2038,24 @@ static int sxgbe_hw_init(struct sxgbe_priv_data * const priv) return 0; } +static int sxgbe_sw_reset(void __iomem *addr) +{ + int retry_count = 10; + + writel(SXGBE_DMA_SOFT_RESET, addr + SXGBE_DMA_MODE_REG); + while (retry_count--) { + if (!(readl(addr + SXGBE_DMA_MODE_REG) & + SXGBE_DMA_SOFT_RESET)) + break; + mdelay(10); + } + + if (retry_count < 0) + return -EBUSY; + + return 0; +} + /** * sxgbe_drv_probe * @device: device pointer @@ -2066,6 +2088,10 @@ struct sxgbe_priv_data *sxgbe_drv_probe(struct device *device, priv->plat = plat_dat; priv->ioaddr = addr; + ret = sxgbe_sw_reset(priv->ioaddr); + if (ret) + goto error_free_netdev; + /* Verify driver arguments */ sxgbe_verify_args(); @@ -2182,9 +2208,14 @@ error_free_netdev: int sxgbe_drv_remove(struct net_device *ndev) { struct sxgbe_priv_data *priv = netdev_priv(ndev); + u8 queue_num; netdev_info(ndev, "%s: removing driver\n", __func__); + SXGBE_FOR_EACH_QUEUE(SXGBE_RX_QUEUES, queue_num) { + priv->hw->mac->disable_rxqueue(priv->ioaddr, queue_num); + } + priv->hw->dma->stop_rx(priv->ioaddr, SXGBE_RX_QUEUES); priv->hw->dma->stop_tx(priv->ioaddr, SXGBE_TX_QUEUES); diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_mdio.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_mdio.c index 01af2cbb479d..43ccb4a6de15 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_mdio.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_mdio.c @@ -27,7 +27,7 @@ #define SXGBE_SMA_PREAD_CMD 0x02 /* post read increament address */ #define SXGBE_SMA_READ_CMD 0x03 /* read command */ #define SXGBE_SMA_SKIP_ADDRFRM 0x00040000 /* skip the address frame */ -#define SXGBE_MII_BUSY 0x00800000 /* mii busy */ +#define SXGBE_MII_BUSY 0x00400000 /* mii busy */ static int sxgbe_mdio_busy_wait(void __iomem *ioaddr, unsigned int mii_data) { @@ -147,6 +147,7 @@ int sxgbe_mdio_register(struct net_device *ndev) struct sxgbe_mdio_bus_data *mdio_data = priv->plat->mdio_bus_data; int err, phy_addr; int *irqlist; + bool phy_found = false; bool act; /* allocate the new mdio bus */ @@ -162,7 +163,7 @@ int sxgbe_mdio_register(struct net_device *ndev) irqlist = priv->mii_irq; /* assign mii bus fields */ - mdio_bus->name = "samsxgbe"; + mdio_bus->name = "sxgbe"; mdio_bus->read = &sxgbe_mdio_read; mdio_bus->write = &sxgbe_mdio_write; snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%s-%x", @@ -216,13 +217,22 @@ int sxgbe_mdio_register(struct net_device *ndev) netdev_info(ndev, "PHY ID %08x at %d IRQ %s (%s)%s\n", phy->phy_id, phy_addr, irq_str, dev_name(&phy->dev), act ? " active" : ""); + phy_found = true; } } + if (!phy_found) { + netdev_err(ndev, "PHY not found\n"); + goto phyfound_err; + } + priv->mii = mdio_bus; return 0; +phyfound_err: + err = -ENODEV; + mdiobus_unregister(mdio_bus); mdiobus_err: mdiobus_free(mdio_bus); return err; diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_reg.h b/drivers/net/ethernet/samsung/sxgbe/sxgbe_reg.h index 5a89acb4c505..56f8bf5a3f1b 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_reg.h +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_reg.h @@ -52,6 +52,10 @@ #define SXGBE_CORE_RX_CTL2_REG 0x00A8 #define SXGBE_CORE_RX_CTL3_REG 0x00AC +#define SXGBE_CORE_RXQ_ENABLE_MASK 0x0003 +#define SXGBE_CORE_RXQ_ENABLE 0x0002 +#define SXGBE_CORE_RXQ_DISABLE 0x0000 + /* Interrupt Registers */ #define SXGBE_CORE_INT_STATUS_REG 0x00B0 #define SXGBE_CORE_INT_ENABLE_REG 0x00B4 diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 63d595fd3cc5..1e274045970f 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -2248,7 +2248,7 @@ static int efx_register_netdev(struct efx_nic *efx) } else { net_dev->netdev_ops = &efx_farch_netdev_ops; } - SET_ETHTOOL_OPS(net_dev, &efx_ethtool_ops); + net_dev->ethtool_ops = &efx_ethtool_ops; net_dev->gso_max_segs = EFX_TSO_MAX_SEGS; rtnl_lock(); diff --git a/drivers/net/ethernet/sis/sis190.c b/drivers/net/ethernet/sis/sis190.c index acbbe48a519c..a86339903b9b 100644 --- a/drivers/net/ethernet/sis/sis190.c +++ b/drivers/net/ethernet/sis/sis190.c @@ -1877,7 +1877,7 @@ static int sis190_init_one(struct pci_dev *pdev, dev->netdev_ops = &sis190_netdev_ops; - SET_ETHTOOL_OPS(dev, &sis190_ethtool_ops); + dev->ethtool_ops = &sis190_ethtool_ops; dev->watchdog_timeo = SIS190_TX_TIMEOUT; spin_lock_init(&tp->lock); diff --git a/drivers/net/ethernet/smsc/smc91c92_cs.c b/drivers/net/ethernet/smsc/smc91c92_cs.c index c7a4868571f9..6b33127ab352 100644 --- a/drivers/net/ethernet/smsc/smc91c92_cs.c +++ b/drivers/net/ethernet/smsc/smc91c92_cs.c @@ -318,7 +318,7 @@ static int smc91c92_probe(struct pcmcia_device *link) /* The SMC91c92-specific entries in the device structure. */ dev->netdev_ops = &smc_netdev_ops; - SET_ETHTOOL_OPS(dev, ðtool_ops); + dev->ethtool_ops = ðtool_ops; dev->watchdog_timeo = TX_TIMEOUT; smc->mii_if.dev = dev; diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index d1b4dca53a9d..bcaa41af1e62 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -147,18 +147,19 @@ MODULE_ALIAS("platform:smc91x"); */ #define MII_DELAY 1 -#if SMC_DEBUG > 0 -#define DBG(n, dev, args...) \ - do { \ - if (SMC_DEBUG >= (n)) \ - netdev_dbg(dev, args); \ +#define DBG(n, dev, fmt, ...) \ + do { \ + if (SMC_DEBUG >= (n)) \ + netdev_dbg(dev, fmt, ##__VA_ARGS__); \ } while (0) -#define PRINTK(dev, args...) netdev_info(dev, args) -#else -#define DBG(n, dev, args...) do { } while (0) -#define PRINTK(dev, args...) netdev_dbg(dev, args) -#endif +#define PRINTK(dev, fmt, ...) \ + do { \ + if (SMC_DEBUG > 0) \ + netdev_info(dev, fmt, ##__VA_ARGS__); \ + else \ + netdev_dbg(dev, fmt, ##__VA_ARGS__); \ + } while (0) #if SMC_DEBUG > 3 static void PRINT_PKT(u_char *buf, int length) @@ -191,7 +192,7 @@ static void PRINT_PKT(u_char *buf, int length) pr_cont("\n"); } #else -#define PRINT_PKT(x...) do { } while (0) +static inline void PRINT_PKT(u_char *buf, int length) { } #endif @@ -1781,7 +1782,7 @@ static int smc_findirq(struct smc_local *lp) int timeout = 20; unsigned long cookie; - DBG(2, dev, "%s: %s\n", CARDNAME, __func__); + DBG(2, lp->dev, "%s: %s\n", CARDNAME, __func__); cookie = probe_irq_on(); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index c5f9cb85c8ef..c963394ded6c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -784,5 +784,5 @@ static const struct ethtool_ops stmmac_ethtool_ops = { void stmmac_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &stmmac_ethtool_ops); + netdev->ethtool_ops = &stmmac_ethtool_ops; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index a468eb107823..a5b1e1b776fe 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -205,10 +205,13 @@ int stmmac_mdio_register(struct net_device *ndev) if (new_bus == NULL) return -ENOMEM; - if (mdio_bus_data->irqs) + if (mdio_bus_data->irqs) { irqlist = mdio_bus_data->irqs; - else + } else { + for (addr = 0; addr < PHY_MAX_ADDR; addr++) + priv->mii_irq[addr] = PHY_POLL; irqlist = priv->mii_irq; + } #ifdef CONFIG_OF if (priv->device->of_node) diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c index df8d383acf48..b9ac20f42651 100644 --- a/drivers/net/ethernet/sun/cassini.c +++ b/drivers/net/ethernet/sun/cassini.c @@ -246,7 +246,7 @@ static inline void cas_lock_tx(struct cas *cp) int i; for (i = 0; i < N_TX_RINGS; i++) - spin_lock(&cp->tx_lock[i]); + spin_lock_nested(&cp->tx_lock[i], i); } static inline void cas_lock_all(struct cas *cp) diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c index 2ead87759ab4..38da73a2a886 100644 --- a/drivers/net/ethernet/tehuti/tehuti.c +++ b/drivers/net/ethernet/tehuti/tehuti.c @@ -2413,7 +2413,7 @@ static void bdx_set_ethtool_ops(struct net_device *netdev) .get_ethtool_stats = bdx_get_ethtool_stats, }; - SET_ETHTOOL_OPS(netdev, &bdx_ethtool_ops); + netdev->ethtool_ops = &bdx_ethtool_ops; } /** diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c b/drivers/net/ethernet/ti/cpsw-phy-sel.c index 148da9ae8366..aa8bf45e53dc 100644 --- a/drivers/net/ethernet/ti/cpsw-phy-sel.c +++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c @@ -29,6 +29,8 @@ #define AM33XX_GMII_SEL_RMII2_IO_CLK_EN BIT(7) #define AM33XX_GMII_SEL_RMII1_IO_CLK_EN BIT(6) +#define GMII_SEL_MODE_MASK 0x3 + struct cpsw_phy_sel_priv { struct device *dev; u32 __iomem *gmii_sel; @@ -65,7 +67,7 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv, break; }; - mask = 0x3 << (slave * 2) | BIT(slave + 6); + mask = GMII_SEL_MODE_MASK << (slave * 2) | BIT(slave + 6); mode <<= slave * 2; if (priv->rmii_clock_external) { @@ -81,6 +83,55 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv, writel(reg, priv->gmii_sel); } +static void cpsw_gmii_sel_dra7xx(struct cpsw_phy_sel_priv *priv, + phy_interface_t phy_mode, int slave) +{ + u32 reg; + u32 mask; + u32 mode = 0; + + reg = readl(priv->gmii_sel); + + switch (phy_mode) { + case PHY_INTERFACE_MODE_RMII: + mode = AM33XX_GMII_SEL_MODE_RMII; + break; + + case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: + mode = AM33XX_GMII_SEL_MODE_RGMII; + break; + + case PHY_INTERFACE_MODE_MII: + default: + mode = AM33XX_GMII_SEL_MODE_MII; + break; + }; + + switch (slave) { + case 0: + mask = GMII_SEL_MODE_MASK; + break; + case 1: + mask = GMII_SEL_MODE_MASK << 4; + mode <<= 4; + break; + default: + dev_err(priv->dev, "invalid slave number...\n"); + return; + } + + if (priv->rmii_clock_external) + dev_err(priv->dev, "RMII External clock is not supported\n"); + + reg &= ~mask; + reg |= mode; + + writel(reg, priv->gmii_sel); +} + static struct platform_driver cpsw_phy_sel_driver; static int match(struct device *dev, void *data) { @@ -112,6 +163,14 @@ static const struct of_device_id cpsw_phy_sel_id_table[] = { .compatible = "ti,am3352-cpsw-phy-sel", .data = &cpsw_gmii_sel_am3352, }, + { + .compatible = "ti,dra7xx-cpsw-phy-sel", + .data = &cpsw_gmii_sel_dra7xx, + }, + { + .compatible = "ti,am43xx-cpsw-phy-sel", + .data = &cpsw_gmii_sel_am3352, + }, {} }; MODULE_DEVICE_TABLE(of, cpsw_phy_sel_id_table); @@ -132,6 +191,7 @@ static int cpsw_phy_sel_probe(struct platform_device *pdev) return -ENOMEM; } + priv->dev = &pdev->dev; priv->cpsw_phy_sel = of_id->data; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "gmii-sel"); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 36aa109416c4..ff380dac6629 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -143,13 +143,13 @@ do { \ u32 i; \ for (i = 0; i < priv->num_irqs; i++) \ enable_irq(priv->irqs_table[i]); \ - } while (0); + } while (0) #define cpsw_disable_irq(priv) \ do { \ u32 i; \ for (i = 0; i < priv->num_irqs; i++) \ disable_irq_nosync(priv->irqs_table[i]); \ - } while (0); + } while (0) #define cpsw_slave_index(priv) \ ((priv->data.dual_emac) ? priv->emac_port : \ @@ -248,20 +248,31 @@ struct cpsw_ss_regs { #define TS_131 (1<<11) /* Time Sync Dest IP Addr 131 enable */ #define TS_130 (1<<10) /* Time Sync Dest IP Addr 130 enable */ #define TS_129 (1<<9) /* Time Sync Dest IP Addr 129 enable */ -#define TS_BIT8 (1<<8) /* ts_ttl_nonzero? */ +#define TS_TTL_NONZERO (1<<8) /* Time Sync Time To Live Non-zero enable */ +#define TS_ANNEX_F_EN (1<<6) /* Time Sync Annex F enable */ #define TS_ANNEX_D_EN (1<<4) /* Time Sync Annex D enable */ #define TS_LTYPE2_EN (1<<3) /* Time Sync LTYPE 2 enable */ #define TS_LTYPE1_EN (1<<2) /* Time Sync LTYPE 1 enable */ #define TS_TX_EN (1<<1) /* Time Sync Transmit Enable */ #define TS_RX_EN (1<<0) /* Time Sync Receive Enable */ -#define CTRL_TS_BITS \ - (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 | TS_BIT8 | \ - TS_ANNEX_D_EN | TS_LTYPE1_EN) +#define CTRL_V2_TS_BITS \ + (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\ + TS_TTL_NONZERO | TS_ANNEX_D_EN | TS_LTYPE1_EN) + +#define CTRL_V2_ALL_TS_MASK (CTRL_V2_TS_BITS | TS_TX_EN | TS_RX_EN) +#define CTRL_V2_TX_TS_BITS (CTRL_V2_TS_BITS | TS_TX_EN) +#define CTRL_V2_RX_TS_BITS (CTRL_V2_TS_BITS | TS_RX_EN) + + +#define CTRL_V3_TS_BITS \ + (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\ + TS_TTL_NONZERO | TS_ANNEX_F_EN | TS_ANNEX_D_EN |\ + TS_LTYPE1_EN) -#define CTRL_ALL_TS_MASK (CTRL_TS_BITS | TS_TX_EN | TS_RX_EN) -#define CTRL_TX_TS_BITS (CTRL_TS_BITS | TS_TX_EN) -#define CTRL_RX_TS_BITS (CTRL_TS_BITS | TS_RX_EN) +#define CTRL_V3_ALL_TS_MASK (CTRL_V3_TS_BITS | TS_TX_EN | TS_RX_EN) +#define CTRL_V3_TX_TS_BITS (CTRL_V3_TS_BITS | TS_TX_EN) +#define CTRL_V3_RX_TS_BITS (CTRL_V3_TS_BITS | TS_RX_EN) /* Bit definitions for the CPSW2_TS_SEQ_MTYPE register */ #define TS_SEQ_ID_OFFSET_SHIFT (16) /* Time Sync Sequence ID Offset */ @@ -1376,13 +1387,27 @@ static void cpsw_hwtstamp_v2(struct cpsw_priv *priv) slave = &priv->slaves[priv->data.active_slave]; ctrl = slave_read(slave, CPSW2_CONTROL); - ctrl &= ~CTRL_ALL_TS_MASK; + switch (priv->version) { + case CPSW_VERSION_2: + ctrl &= ~CTRL_V2_ALL_TS_MASK; - if (priv->cpts->tx_enable) - ctrl |= CTRL_TX_TS_BITS; + if (priv->cpts->tx_enable) + ctrl |= CTRL_V2_TX_TS_BITS; - if (priv->cpts->rx_enable) - ctrl |= CTRL_RX_TS_BITS; + if (priv->cpts->rx_enable) + ctrl |= CTRL_V2_RX_TS_BITS; + break; + case CPSW_VERSION_3: + default: + ctrl &= ~CTRL_V3_ALL_TS_MASK; + + if (priv->cpts->tx_enable) + ctrl |= CTRL_V3_TX_TS_BITS; + + if (priv->cpts->rx_enable) + ctrl |= CTRL_V3_RX_TS_BITS; + break; + } mtype = (30 << TS_SEQ_ID_OFFSET_SHIFT) | EVENT_MSG_BITS; @@ -1398,7 +1423,8 @@ static int cpsw_hwtstamp_set(struct net_device *dev, struct ifreq *ifr) struct hwtstamp_config cfg; if (priv->version != CPSW_VERSION_1 && - priv->version != CPSW_VERSION_2) + priv->version != CPSW_VERSION_2 && + priv->version != CPSW_VERSION_3) return -EOPNOTSUPP; if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg))) @@ -1443,6 +1469,7 @@ static int cpsw_hwtstamp_set(struct net_device *dev, struct ifreq *ifr) cpsw_hwtstamp_v1(priv); break; case CPSW_VERSION_2: + case CPSW_VERSION_3: cpsw_hwtstamp_v2(priv); break; default: @@ -1459,7 +1486,8 @@ static int cpsw_hwtstamp_get(struct net_device *dev, struct ifreq *ifr) struct hwtstamp_config cfg; if (priv->version != CPSW_VERSION_1 && - priv->version != CPSW_VERSION_2) + priv->version != CPSW_VERSION_2 && + priv->version != CPSW_VERSION_3) return -EOPNOTSUPP; cfg.flags = 0; @@ -1780,25 +1808,25 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, return -EINVAL; if (of_property_read_u32(node, "slaves", &prop)) { - pr_err("Missing slaves property in the DT.\n"); + dev_err(&pdev->dev, "Missing slaves property in the DT.\n"); return -EINVAL; } data->slaves = prop; if (of_property_read_u32(node, "active_slave", &prop)) { - pr_err("Missing active_slave property in the DT.\n"); + dev_err(&pdev->dev, "Missing active_slave property in the DT.\n"); return -EINVAL; } data->active_slave = prop; if (of_property_read_u32(node, "cpts_clock_mult", &prop)) { - pr_err("Missing cpts_clock_mult property in the DT.\n"); + dev_err(&pdev->dev, "Missing cpts_clock_mult property in the DT.\n"); return -EINVAL; } data->cpts_clock_mult = prop; if (of_property_read_u32(node, "cpts_clock_shift", &prop)) { - pr_err("Missing cpts_clock_shift property in the DT.\n"); + dev_err(&pdev->dev, "Missing cpts_clock_shift property in the DT.\n"); return -EINVAL; } data->cpts_clock_shift = prop; @@ -1810,31 +1838,31 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, return -ENOMEM; if (of_property_read_u32(node, "cpdma_channels", &prop)) { - pr_err("Missing cpdma_channels property in the DT.\n"); + dev_err(&pdev->dev, "Missing cpdma_channels property in the DT.\n"); return -EINVAL; } data->channels = prop; if (of_property_read_u32(node, "ale_entries", &prop)) { - pr_err("Missing ale_entries property in the DT.\n"); + dev_err(&pdev->dev, "Missing ale_entries property in the DT.\n"); return -EINVAL; } data->ale_entries = prop; if (of_property_read_u32(node, "bd_ram_size", &prop)) { - pr_err("Missing bd_ram_size property in the DT.\n"); + dev_err(&pdev->dev, "Missing bd_ram_size property in the DT.\n"); return -EINVAL; } data->bd_ram_size = prop; if (of_property_read_u32(node, "rx_descs", &prop)) { - pr_err("Missing rx_descs property in the DT.\n"); + dev_err(&pdev->dev, "Missing rx_descs property in the DT.\n"); return -EINVAL; } data->rx_descs = prop; if (of_property_read_u32(node, "mac_control", &prop)) { - pr_err("Missing mac_control property in the DT.\n"); + dev_err(&pdev->dev, "Missing mac_control property in the DT.\n"); return -EINVAL; } data->mac_control = prop; @@ -1848,7 +1876,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, ret = of_platform_populate(node, NULL, NULL, &pdev->dev); /* We do not want to force this, as in some cases may not have child */ if (ret) - pr_warn("Doesn't have any child node\n"); + dev_warn(&pdev->dev, "Doesn't have any child node\n"); for_each_child_of_node(node, slave_node) { struct cpsw_slave_data *slave_data = data->slave_data + i; @@ -1865,24 +1893,19 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, parp = of_get_property(slave_node, "phy_id", &lenp); if ((parp == NULL) || (lenp != (sizeof(void *) * 2))) { - pr_err("Missing slave[%d] phy_id property\n", i); + dev_err(&pdev->dev, "Missing slave[%d] phy_id property\n", i); return -EINVAL; } mdio_node = of_find_node_by_phandle(be32_to_cpup(parp)); phyid = be32_to_cpup(parp+1); mdio = of_find_device_by_node(mdio_node); - - if (strncmp(mdio->name, "gpio", 4) == 0) { - /* GPIO bitbang MDIO driver attached */ - struct mii_bus *bus = dev_get_drvdata(&mdio->dev); - - snprintf(slave_data->phy_id, sizeof(slave_data->phy_id), - PHY_ID_FMT, bus->id, phyid); - } else { - /* davinci MDIO driver attached */ - snprintf(slave_data->phy_id, sizeof(slave_data->phy_id), - PHY_ID_FMT, mdio->name, phyid); + of_node_put(mdio_node); + if (!mdio) { + pr_err("Missing mdio platform device\n"); + return -EINVAL; } + snprintf(slave_data->phy_id, sizeof(slave_data->phy_id), + PHY_ID_FMT, mdio->name, phyid); mac_addr = of_get_mac_address(slave_node); if (mac_addr) @@ -1890,18 +1913,18 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, slave_data->phy_if = of_get_phy_mode(slave_node); if (slave_data->phy_if < 0) { - pr_err("Missing or malformed slave[%d] phy-mode property\n", - i); + dev_err(&pdev->dev, "Missing or malformed slave[%d] phy-mode property\n", + i); return slave_data->phy_if; } if (data->dual_emac) { if (of_property_read_u32(slave_node, "dual_emac_res_vlan", &prop)) { - pr_err("Missing dual_emac_res_vlan in DT.\n"); + dev_err(&pdev->dev, "Missing dual_emac_res_vlan in DT.\n"); slave_data->dual_emac_res_vlan = i+1; - pr_err("Using %d as Reserved VLAN for %d slave\n", - slave_data->dual_emac_res_vlan, i); + dev_err(&pdev->dev, "Using %d as Reserved VLAN for %d slave\n", + slave_data->dual_emac_res_vlan, i); } else { slave_data->dual_emac_res_vlan = prop; } @@ -1925,7 +1948,7 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev, ndev = alloc_etherdev(sizeof(struct cpsw_priv)); if (!ndev) { - pr_err("cpsw: error allocating net_device\n"); + dev_err(&pdev->dev, "cpsw: error allocating net_device\n"); return -ENOMEM; } @@ -1941,10 +1964,10 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev, if (is_valid_ether_addr(data->slave_data[1].mac_addr)) { memcpy(priv_sl2->mac_addr, data->slave_data[1].mac_addr, ETH_ALEN); - pr_info("cpsw: Detected MACID = %pM\n", priv_sl2->mac_addr); + dev_info(&pdev->dev, "cpsw: Detected MACID = %pM\n", priv_sl2->mac_addr); } else { random_ether_addr(priv_sl2->mac_addr); - pr_info("cpsw: Random MACID = %pM\n", priv_sl2->mac_addr); + dev_info(&pdev->dev, "cpsw: Random MACID = %pM\n", priv_sl2->mac_addr); } memcpy(ndev->dev_addr, priv_sl2->mac_addr, ETH_ALEN); @@ -1975,14 +1998,14 @@ static int cpsw_probe_dual_emac(struct platform_device *pdev, ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; ndev->netdev_ops = &cpsw_netdev_ops; - SET_ETHTOOL_OPS(ndev, &cpsw_ethtool_ops); + ndev->ethtool_ops = &cpsw_ethtool_ops; netif_napi_add(ndev, &priv_sl2->napi, cpsw_poll, CPSW_POLL_WEIGHT); /* register the network device */ SET_NETDEV_DEV(ndev, &pdev->dev); ret = register_netdev(ndev); if (ret) { - pr_err("cpsw: error registering net device\n"); + dev_err(&pdev->dev, "cpsw: error registering net device\n"); free_netdev(ndev); ret = -ENODEV; } @@ -2004,7 +2027,7 @@ static int cpsw_probe(struct platform_device *pdev) ndev = alloc_etherdev(sizeof(struct cpsw_priv)); if (!ndev) { - pr_err("error allocating net_device\n"); + dev_err(&pdev->dev, "error allocating net_device\n"); return -ENOMEM; } @@ -2019,7 +2042,7 @@ static int cpsw_probe(struct platform_device *pdev) priv->cpts = devm_kzalloc(&pdev->dev, sizeof(struct cpts), GFP_KERNEL); priv->irq_enabled = true; if (!priv->cpts) { - pr_err("error allocating cpts\n"); + dev_err(&pdev->dev, "error allocating cpts\n"); goto clean_ndev_ret; } @@ -2032,7 +2055,7 @@ static int cpsw_probe(struct platform_device *pdev) pinctrl_pm_select_default_state(&pdev->dev); if (cpsw_probe_dt(&priv->data, pdev)) { - pr_err("cpsw: platform data missing\n"); + dev_err(&pdev->dev, "cpsw: platform data missing\n"); ret = -ENODEV; goto clean_runtime_disable_ret; } @@ -2040,10 +2063,10 @@ static int cpsw_probe(struct platform_device *pdev) if (is_valid_ether_addr(data->slave_data[0].mac_addr)) { memcpy(priv->mac_addr, data->slave_data[0].mac_addr, ETH_ALEN); - pr_info("Detected MACID = %pM\n", priv->mac_addr); + dev_info(&pdev->dev, "Detected MACID = %pM\n", priv->mac_addr); } else { eth_random_addr(priv->mac_addr); - pr_info("Random MACID = %pM\n", priv->mac_addr); + dev_info(&pdev->dev, "Random MACID = %pM\n", priv->mac_addr); } memcpy(ndev->dev_addr, priv->mac_addr, ETH_ALEN); @@ -2204,7 +2227,7 @@ static int cpsw_probe(struct platform_device *pdev) ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; ndev->netdev_ops = &cpsw_netdev_ops; - SET_ETHTOOL_OPS(ndev, &cpsw_ethtool_ops); + ndev->ethtool_ops = &cpsw_ethtool_ops; netif_napi_add(ndev, &priv->napi, cpsw_poll, CPSW_POLL_WEIGHT); /* register the network device */ diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index 243513980b51..6b56f85951e5 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -236,13 +236,11 @@ static void cpts_overflow_check(struct work_struct *work) schedule_delayed_work(&cpts->overflow_work, CPTS_OVERFLOW_PERIOD); } -#define CPTS_REF_CLOCK_NAME "cpsw_cpts_rft_clk" - -static void cpts_clk_init(struct cpts *cpts) +static void cpts_clk_init(struct device *dev, struct cpts *cpts) { - cpts->refclk = clk_get(NULL, CPTS_REF_CLOCK_NAME); + cpts->refclk = devm_clk_get(dev, "cpts"); if (IS_ERR(cpts->refclk)) { - pr_err("Failed to clk_get %s\n", CPTS_REF_CLOCK_NAME); + dev_err(dev, "Failed to get cpts refclk\n"); cpts->refclk = NULL; return; } @@ -252,7 +250,6 @@ static void cpts_clk_init(struct cpts *cpts) static void cpts_clk_release(struct cpts *cpts) { clk_disable(cpts->refclk); - clk_put(cpts->refclk); } static int cpts_match(struct sk_buff *skb, unsigned int ptp_class, @@ -390,7 +387,7 @@ int cpts_register(struct device *dev, struct cpts *cpts, for (i = 0; i < CPTS_MAX_EVENTS; i++) list_add(&cpts->pool_data[i].list, &cpts->pool); - cpts_clk_init(cpts); + cpts_clk_init(dev, cpts); cpts_write32(cpts, CPTS_EN, control); cpts_write32(cpts, TS_PEND_EN, int_enable); diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index 88ef27067bf2..539dbdecd310 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -158,9 +158,9 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, int bitmap_size; struct cpdma_desc_pool *pool; - pool = kzalloc(sizeof(*pool), GFP_KERNEL); + pool = devm_kzalloc(dev, sizeof(*pool), GFP_KERNEL); if (!pool) - return NULL; + goto fail; spin_lock_init(&pool->lock); @@ -170,7 +170,7 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, pool->num_desc = size / pool->desc_size; bitmap_size = (pool->num_desc / BITS_PER_LONG) * sizeof(long); - pool->bitmap = kzalloc(bitmap_size, GFP_KERNEL); + pool->bitmap = devm_kzalloc(dev, bitmap_size, GFP_KERNEL); if (!pool->bitmap) goto fail; @@ -187,10 +187,7 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr, if (pool->iomap) return pool; - fail: - kfree(pool->bitmap); - kfree(pool); return NULL; } @@ -203,7 +200,6 @@ static void cpdma_desc_pool_destroy(struct cpdma_desc_pool *pool) spin_lock_irqsave(&pool->lock, flags); WARN_ON(pool->used_desc); - kfree(pool->bitmap); if (pool->cpumap) { dma_free_coherent(pool->dev, pool->mem_size, pool->cpumap, pool->phys); @@ -211,7 +207,6 @@ static void cpdma_desc_pool_destroy(struct cpdma_desc_pool *pool) iounmap(pool->iomap); } spin_unlock_irqrestore(&pool->lock, flags); - kfree(pool); } static inline dma_addr_t desc_phys(struct cpdma_desc_pool *pool, @@ -276,7 +271,7 @@ struct cpdma_ctlr *cpdma_ctlr_create(struct cpdma_params *params) { struct cpdma_ctlr *ctlr; - ctlr = kzalloc(sizeof(*ctlr), GFP_KERNEL); + ctlr = devm_kzalloc(params->dev, sizeof(*ctlr), GFP_KERNEL); if (!ctlr) return NULL; @@ -468,7 +463,6 @@ int cpdma_ctlr_destroy(struct cpdma_ctlr *ctlr) cpdma_desc_pool_destroy(ctlr->pool); spin_unlock_irqrestore(&ctlr->lock, flags); - kfree(ctlr); return ret; } EXPORT_SYMBOL_GPL(cpdma_ctlr_destroy); @@ -507,21 +501,22 @@ struct cpdma_chan *cpdma_chan_create(struct cpdma_ctlr *ctlr, int chan_num, cpdma_handler_fn handler) { struct cpdma_chan *chan; - int ret, offset = (chan_num % CPDMA_MAX_CHANNELS) * 4; + int offset = (chan_num % CPDMA_MAX_CHANNELS) * 4; unsigned long flags; if (__chan_linear(chan_num) >= ctlr->num_chan) return NULL; - ret = -ENOMEM; - chan = kzalloc(sizeof(*chan), GFP_KERNEL); + chan = devm_kzalloc(ctlr->dev, sizeof(*chan), GFP_KERNEL); if (!chan) - goto err_chan_alloc; + return ERR_PTR(-ENOMEM); spin_lock_irqsave(&ctlr->lock, flags); - ret = -EBUSY; - if (ctlr->channels[chan_num]) - goto err_chan_busy; + if (ctlr->channels[chan_num]) { + spin_unlock_irqrestore(&ctlr->lock, flags); + devm_kfree(ctlr->dev, chan); + return ERR_PTR(-EBUSY); + } chan->ctlr = ctlr; chan->state = CPDMA_STATE_IDLE; @@ -551,12 +546,6 @@ struct cpdma_chan *cpdma_chan_create(struct cpdma_ctlr *ctlr, int chan_num, ctlr->channels[chan_num] = chan; spin_unlock_irqrestore(&ctlr->lock, flags); return chan; - -err_chan_busy: - spin_unlock_irqrestore(&ctlr->lock, flags); - kfree(chan); -err_chan_alloc: - return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(cpdma_chan_create); diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 8f0e69ce07ca..f32d730f55cc 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1865,7 +1865,6 @@ static int davinci_emac_probe(struct platform_device *pdev) struct emac_priv *priv; unsigned long hw_ram_addr; struct emac_platform_data *pdata; - struct device *emac_dev; struct cpdma_params dma_params; struct clk *emac_clk; unsigned long emac_bus_frequency; @@ -1911,7 +1910,6 @@ static int davinci_emac_probe(struct platform_device *pdev) priv->coal_intvl = 0; priv->bus_freq_mhz = (u32)(emac_bus_frequency / 1000000); - emac_dev = &ndev->dev; /* Get EMAC platform data */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); priv->emac_base_phys = res->start + pdata->ctrl_reg_offset; @@ -1930,7 +1928,7 @@ static int davinci_emac_probe(struct platform_device *pdev) hw_ram_addr = (u32 __force)res->start + pdata->ctrl_ram_offset; memset(&dma_params, 0, sizeof(dma_params)); - dma_params.dev = emac_dev; + dma_params.dev = &pdev->dev; dma_params.dmaregs = priv->emac_base; dma_params.rxthresh = priv->emac_base + 0x120; dma_params.rxfree = priv->emac_base + 0x140; @@ -1980,7 +1978,7 @@ static int davinci_emac_probe(struct platform_device *pdev) } ndev->netdev_ops = &emac_netdev_ops; - SET_ETHTOOL_OPS(ndev, ðtool_ops); + ndev->ethtool_ops = ðtool_ops; netif_napi_add(ndev, &priv->napi, emac_poll, EMAC_POLL_WEIGHT); /* register the network device */ @@ -1994,7 +1992,7 @@ static int davinci_emac_probe(struct platform_device *pdev) if (netif_msg_probe(priv)) { - dev_notice(emac_dev, "DaVinci EMAC Probe found device "\ + dev_notice(&pdev->dev, "DaVinci EMAC Probe found device " "(regs: %p, irq: %d)\n", (void *)priv->emac_base_phys, ndev->irq); } diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c index 0cca9dec5d82..735dc53d4b01 100644 --- a/drivers/net/ethernet/ti/davinci_mdio.c +++ b/drivers/net/ethernet/ti/davinci_mdio.c @@ -303,7 +303,7 @@ static int davinci_mdio_probe_dt(struct mdio_platform_data *data, return -EINVAL; if (of_property_read_u32(node, "bus_freq", &prop)) { - pr_err("Missing bus_freq property in the DT.\n"); + dev_err(&pdev->dev, "Missing bus_freq property in the DT.\n"); return -EINVAL; } data->bus_freq = prop; @@ -321,15 +321,14 @@ static int davinci_mdio_probe(struct platform_device *pdev) struct phy_device *phy; int ret, addr; - data = kzalloc(sizeof(*data), GFP_KERNEL); + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; - data->bus = mdiobus_alloc(); + data->bus = devm_mdiobus_alloc(dev); if (!data->bus) { dev_err(dev, "failed to alloc mii bus\n"); - ret = -ENOMEM; - goto bail_out; + return -ENOMEM; } if (dev->of_node) { @@ -349,12 +348,9 @@ static int davinci_mdio_probe(struct platform_device *pdev) data->bus->parent = dev; data->bus->priv = data; - /* Select default pin state */ - pinctrl_pm_select_default_state(&pdev->dev); - pm_runtime_enable(&pdev->dev); pm_runtime_get_sync(&pdev->dev); - data->clk = clk_get(&pdev->dev, "fck"); + data->clk = devm_clk_get(dev, "fck"); if (IS_ERR(data->clk)) { dev_err(dev, "failed to get device clock\n"); ret = PTR_ERR(data->clk); @@ -367,24 +363,9 @@ static int davinci_mdio_probe(struct platform_device *pdev) spin_lock_init(&data->lock); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "could not find register map resource\n"); - ret = -ENOENT; - goto bail_out; - } - - res = devm_request_mem_region(dev, res->start, resource_size(res), - dev_name(dev)); - if (!res) { - dev_err(dev, "could not allocate register map resource\n"); - ret = -ENXIO; - goto bail_out; - } - - data->regs = devm_ioremap_nocache(dev, res->start, resource_size(res)); - if (!data->regs) { - dev_err(dev, "could not map mdio registers\n"); - ret = -ENOMEM; + data->regs = devm_ioremap_resource(dev, res); + if (IS_ERR(data->regs)) { + ret = PTR_ERR(data->regs); goto bail_out; } @@ -406,16 +387,9 @@ static int davinci_mdio_probe(struct platform_device *pdev) return 0; bail_out: - if (data->bus) - mdiobus_free(data->bus); - - if (data->clk) - clk_put(data->clk); pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); - kfree(data); - return ret; } @@ -423,18 +397,12 @@ static int davinci_mdio_remove(struct platform_device *pdev) { struct davinci_mdio_data *data = platform_get_drvdata(pdev); - if (data->bus) { + if (data->bus) mdiobus_unregister(data->bus); - mdiobus_free(data->bus); - } - if (data->clk) - clk_put(data->clk); pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); - kfree(data); - return 0; } diff --git a/drivers/net/ethernet/via/Kconfig b/drivers/net/ethernet/via/Kconfig index 8a049a2b4474..f66ddaee0c87 100644 --- a/drivers/net/ethernet/via/Kconfig +++ b/drivers/net/ethernet/via/Kconfig @@ -19,7 +19,7 @@ if NET_VENDOR_VIA config VIA_RHINE tristate "VIA Rhine support" - depends on PCI + depends on (PCI || USE_OF) select CRC32 select MII ---help--- diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c index f61dc2b72bb2..981be0154be3 100644 --- a/drivers/net/ethernet/via/via-rhine.c +++ b/drivers/net/ethernet/via/via-rhine.c @@ -94,6 +94,10 @@ static const int multicast_filter_limit = 32; #include <linux/ioport.h> #include <linux/interrupt.h> #include <linux/pci.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/of_irq.h> +#include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -116,13 +120,6 @@ static const int multicast_filter_limit = 32; static const char version[] = "v1.10-LK" DRV_VERSION " " DRV_RELDATE " Written by Donald Becker"; -/* This driver was written to use PCI memory space. Some early versions - of the Rhine may only work correctly with I/O space accesses. */ -#ifdef CONFIG_VIA_RHINE_MMIO -#define USE_MMIO -#else -#endif - MODULE_AUTHOR("Donald Becker <becker@scyld.com>"); MODULE_DESCRIPTION("VIA Rhine PCI Fast Ethernet driver"); MODULE_LICENSE("GPL"); @@ -260,6 +257,12 @@ enum rhine_quirks { rq6patterns = 0x0040, /* 6 instead of 4 patterns for WOL */ rqStatusWBRace = 0x0080, /* Tx Status Writeback Error possible */ rqRhineI = 0x0100, /* See comment below */ + rqIntPHY = 0x0200, /* Integrated PHY */ + rqMgmt = 0x0400, /* Management adapter */ + rqNeedEnMMIO = 0x0800, /* Whether the core needs to be + * switched from PIO mode to MMIO + * (only applies to PCI) + */ }; /* * rqRhineI: VT86C100A (aka Rhine-I) uses different bits to enable @@ -279,6 +282,15 @@ static DEFINE_PCI_DEVICE_TABLE(rhine_pci_tbl) = { }; MODULE_DEVICE_TABLE(pci, rhine_pci_tbl); +/* OpenFirmware identifiers for platform-bus devices + * The .data field is currently only used to store quirks + */ +static u32 vt8500_quirks = rqWOL | rqForceReset | rq6patterns; +static struct of_device_id rhine_of_tbl[] = { + { .compatible = "via,vt8500-rhine", .data = &vt8500_quirks }, + { } /* terminate list */ +}; +MODULE_DEVICE_TABLE(of, rhine_of_tbl); /* Offsets to the device registers. */ enum register_offsets { @@ -338,13 +350,11 @@ enum bcr1_bits { BCR1_MED1=0x80, /* for VT6102 */ }; -#ifdef USE_MMIO /* Registers we check that mmio and reg are the same. */ static const int mmio_verify_registers[] = { RxConfig, TxConfig, IntrEnable, ConfigA, ConfigB, ConfigC, ConfigD, 0 }; -#endif /* Bits in the interrupt status/mask registers. */ enum intr_status_bits { @@ -446,7 +456,7 @@ struct rhine_private { unsigned char *tx_bufs; dma_addr_t tx_bufs_dma; - struct pci_dev *pdev; + int irq; long pioaddr; struct net_device *dev; struct napi_struct napi; @@ -649,20 +659,46 @@ static void rhine_chip_reset(struct net_device *dev) "failed" : "succeeded"); } -#ifdef USE_MMIO static void enable_mmio(long pioaddr, u32 quirks) { int n; - if (quirks & rqRhineI) { - /* More recent docs say that this bit is reserved ... */ - n = inb(pioaddr + ConfigA) | 0x20; - outb(n, pioaddr + ConfigA); - } else { - n = inb(pioaddr + ConfigD) | 0x80; - outb(n, pioaddr + ConfigD); + + if (quirks & rqNeedEnMMIO) { + if (quirks & rqRhineI) { + /* More recent docs say that this bit is reserved */ + n = inb(pioaddr + ConfigA) | 0x20; + outb(n, pioaddr + ConfigA); + } else { + n = inb(pioaddr + ConfigD) | 0x80; + outb(n, pioaddr + ConfigD); + } } } -#endif + +static inline int verify_mmio(struct device *hwdev, + long pioaddr, + void __iomem *ioaddr, + u32 quirks) +{ + if (quirks & rqNeedEnMMIO) { + int i = 0; + + /* Check that selected MMIO registers match the PIO ones */ + while (mmio_verify_registers[i]) { + int reg = mmio_verify_registers[i++]; + unsigned char a = inb(pioaddr+reg); + unsigned char b = readb(ioaddr+reg); + + if (a != b) { + dev_err(hwdev, + "MMIO do not match PIO [%02x] (%02x != %02x)\n", + reg, a, b); + return -EIO; + } + } + } + return 0; +} /* * Loads bytes 0x00-0x05, 0x6E-0x6F, 0x78-0x7B from EEPROM @@ -682,14 +718,12 @@ static void rhine_reload_eeprom(long pioaddr, struct net_device *dev) if (i > 512) pr_info("%4d cycles used @ %s:%d\n", i, __func__, __LINE__); -#ifdef USE_MMIO /* * Reloading from EEPROM overwrites ConfigA-D, so we must re-enable * MMIO. If reloading EEPROM was done first this could be avoided, but * it is not known if that still works with the "win98-reboot" problem. */ enable_mmio(pioaddr, rp->quirks); -#endif /* Turn off EEPROM-controlled wake-up (magic packet) */ if (rp->quirks & rqWOL) @@ -701,7 +735,7 @@ static void rhine_reload_eeprom(long pioaddr, struct net_device *dev) static void rhine_poll(struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); - const int irq = rp->pdev->irq; + const int irq = rp->irq; disable_irq(irq); rhine_interrupt(irq, dev); @@ -846,7 +880,8 @@ static void rhine_hw_init(struct net_device *dev, long pioaddr) msleep(5); /* Reload EEPROM controlled bytes cleared by soft reset */ - rhine_reload_eeprom(pioaddr, dev); + if (dev_is_pci(dev->dev.parent)) + rhine_reload_eeprom(pioaddr, dev); } static const struct net_device_ops rhine_netdev_ops = { @@ -867,125 +902,37 @@ static const struct net_device_ops rhine_netdev_ops = { #endif }; -static int rhine_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) +static int rhine_init_one_common(struct device *hwdev, u32 quirks, + long pioaddr, void __iomem *ioaddr, int irq) { struct net_device *dev; struct rhine_private *rp; - int i, rc; - u32 quirks; - long pioaddr; - long memaddr; - void __iomem *ioaddr; - int io_size, phy_id; + int i, rc, phy_id; const char *name; -#ifdef USE_MMIO - int bar = 1; -#else - int bar = 0; -#endif - -/* when built into the kernel, we only print version if device is found */ -#ifndef MODULE - pr_info_once("%s\n", version); -#endif - - io_size = 256; - phy_id = 0; - quirks = 0; - name = "Rhine"; - if (pdev->revision < VTunknown0) { - quirks = rqRhineI; - io_size = 128; - } - else if (pdev->revision >= VT6102) { - quirks = rqWOL | rqForceReset; - if (pdev->revision < VT6105) { - name = "Rhine II"; - quirks |= rqStatusWBRace; /* Rhine-II exclusive */ - } - else { - phy_id = 1; /* Integrated PHY, phy_id fixed to 1 */ - if (pdev->revision >= VT6105_B0) - quirks |= rq6patterns; - if (pdev->revision < VT6105M) - name = "Rhine III"; - else - name = "Rhine III (Management Adapter)"; - } - } - - rc = pci_enable_device(pdev); - if (rc) - goto err_out; /* this should always be supported */ - rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + rc = dma_set_mask(hwdev, DMA_BIT_MASK(32)); if (rc) { - dev_err(&pdev->dev, - "32-bit PCI DMA addresses not supported by the card!?\n"); - goto err_out_pci_disable; - } - - /* sanity check */ - if ((pci_resource_len(pdev, 0) < io_size) || - (pci_resource_len(pdev, 1) < io_size)) { - rc = -EIO; - dev_err(&pdev->dev, "Insufficient PCI resources, aborting\n"); - goto err_out_pci_disable; + dev_err(hwdev, "32-bit DMA addresses not supported by the card!?\n"); + goto err_out; } - pioaddr = pci_resource_start(pdev, 0); - memaddr = pci_resource_start(pdev, 1); - - pci_set_master(pdev); - dev = alloc_etherdev(sizeof(struct rhine_private)); if (!dev) { rc = -ENOMEM; - goto err_out_pci_disable; + goto err_out; } - SET_NETDEV_DEV(dev, &pdev->dev); + SET_NETDEV_DEV(dev, hwdev); rp = netdev_priv(dev); rp->dev = dev; rp->quirks = quirks; rp->pioaddr = pioaddr; - rp->pdev = pdev; + rp->base = ioaddr; + rp->irq = irq; rp->msg_enable = netif_msg_init(debug, RHINE_MSG_DEFAULT); - rc = pci_request_regions(pdev, DRV_NAME); - if (rc) - goto err_out_free_netdev; - - ioaddr = pci_iomap(pdev, bar, io_size); - if (!ioaddr) { - rc = -EIO; - dev_err(&pdev->dev, - "ioremap failed for device %s, region 0x%X @ 0x%lX\n", - pci_name(pdev), io_size, memaddr); - goto err_out_free_res; - } - -#ifdef USE_MMIO - enable_mmio(pioaddr, quirks); - - /* Check that selected MMIO registers match the PIO ones */ - i = 0; - while (mmio_verify_registers[i]) { - int reg = mmio_verify_registers[i++]; - unsigned char a = inb(pioaddr+reg); - unsigned char b = readb(ioaddr+reg); - if (a != b) { - rc = -EIO; - dev_err(&pdev->dev, - "MMIO do not match PIO [%02x] (%02x != %02x)\n", - reg, a, b); - goto err_out_unmap; - } - } -#endif /* USE_MMIO */ - - rp->base = ioaddr; + phy_id = rp->quirks & rqIntPHY ? 1 : 0; u64_stats_init(&rp->tx_stats.syncp); u64_stats_init(&rp->rx_stats.syncp); @@ -1030,7 +977,7 @@ static int rhine_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rp->quirks & rqRhineI) dev->features |= NETIF_F_SG|NETIF_F_HW_CSUM; - if (pdev->revision >= VT6105M) + if (rp->quirks & rqMgmt) dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER; @@ -1038,18 +985,21 @@ static int rhine_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) /* dev->name not defined before register_netdev()! */ rc = register_netdev(dev); if (rc) - goto err_out_unmap; + goto err_out_free_netdev; + + if (rp->quirks & rqRhineI) + name = "Rhine"; + else if (rp->quirks & rqStatusWBRace) + name = "Rhine II"; + else if (rp->quirks & rqMgmt) + name = "Rhine III (Management Adapter)"; + else + name = "Rhine III"; netdev_info(dev, "VIA %s at 0x%lx, %pM, IRQ %d\n", - name, -#ifdef USE_MMIO - memaddr, -#else - (long)ioaddr, -#endif - dev->dev_addr, pdev->irq); + name, (long)ioaddr, dev->dev_addr, rp->irq); - pci_set_drvdata(pdev, dev); + dev_set_drvdata(hwdev, dev); { u16 mii_cmd; @@ -1078,41 +1028,158 @@ static int rhine_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; +err_out_free_netdev: + free_netdev(dev); +err_out: + return rc; +} + +static int rhine_init_one_pci(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + struct device *hwdev = &pdev->dev; + int rc; + long pioaddr, memaddr; + void __iomem *ioaddr; + int io_size = pdev->revision < VTunknown0 ? 128 : 256; + +/* This driver was written to use PCI memory space. Some early versions + * of the Rhine may only work correctly with I/O space accesses. + * TODO: determine for which revisions this is true and assign the flag + * in code as opposed to this Kconfig option (???) + */ +#ifdef CONFIG_VIA_RHINE_MMIO + u32 quirks = rqNeedEnMMIO; +#else + u32 quirks = 0; +#endif + +/* when built into the kernel, we only print version if device is found */ +#ifndef MODULE + pr_info_once("%s\n", version); +#endif + + rc = pci_enable_device(pdev); + if (rc) + goto err_out; + + if (pdev->revision < VTunknown0) { + quirks |= rqRhineI; + } else if (pdev->revision >= VT6102) { + quirks |= rqWOL | rqForceReset; + if (pdev->revision < VT6105) { + quirks |= rqStatusWBRace; + } else { + quirks |= rqIntPHY; + if (pdev->revision >= VT6105_B0) + quirks |= rq6patterns; + if (pdev->revision >= VT6105M) + quirks |= rqMgmt; + } + } + + /* sanity check */ + if ((pci_resource_len(pdev, 0) < io_size) || + (pci_resource_len(pdev, 1) < io_size)) { + rc = -EIO; + dev_err(hwdev, "Insufficient PCI resources, aborting\n"); + goto err_out_pci_disable; + } + + pioaddr = pci_resource_start(pdev, 0); + memaddr = pci_resource_start(pdev, 1); + + pci_set_master(pdev); + + rc = pci_request_regions(pdev, DRV_NAME); + if (rc) + goto err_out_pci_disable; + + ioaddr = pci_iomap(pdev, (quirks & rqNeedEnMMIO ? 1 : 0), io_size); + if (!ioaddr) { + rc = -EIO; + dev_err(hwdev, + "ioremap failed for device %s, region 0x%X @ 0x%lX\n", + dev_name(hwdev), io_size, memaddr); + goto err_out_free_res; + } + + enable_mmio(pioaddr, quirks); + + rc = verify_mmio(hwdev, pioaddr, ioaddr, quirks); + if (rc) + goto err_out_unmap; + + rc = rhine_init_one_common(&pdev->dev, quirks, + pioaddr, ioaddr, pdev->irq); + if (!rc) + return 0; + err_out_unmap: pci_iounmap(pdev, ioaddr); err_out_free_res: pci_release_regions(pdev); -err_out_free_netdev: - free_netdev(dev); err_out_pci_disable: pci_disable_device(pdev); err_out: return rc; } +static int rhine_init_one_platform(struct platform_device *pdev) +{ + const struct of_device_id *match; + const u32 *quirks; + int irq; + struct resource *res; + void __iomem *ioaddr; + + match = of_match_device(rhine_of_tbl, &pdev->dev); + if (!match) + return -EINVAL; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + ioaddr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ioaddr)) + return PTR_ERR(ioaddr); + + irq = irq_of_parse_and_map(pdev->dev.of_node, 0); + if (!irq) + return -EINVAL; + + quirks = match->data; + if (!quirks) + return -EINVAL; + + return rhine_init_one_common(&pdev->dev, *quirks, + (long)ioaddr, ioaddr, irq); +} + static int alloc_ring(struct net_device* dev) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; void *ring; dma_addr_t ring_dma; - ring = pci_alloc_consistent(rp->pdev, - RX_RING_SIZE * sizeof(struct rx_desc) + - TX_RING_SIZE * sizeof(struct tx_desc), - &ring_dma); + ring = dma_alloc_coherent(hwdev, + RX_RING_SIZE * sizeof(struct rx_desc) + + TX_RING_SIZE * sizeof(struct tx_desc), + &ring_dma, + GFP_ATOMIC); if (!ring) { netdev_err(dev, "Could not allocate DMA memory\n"); return -ENOMEM; } if (rp->quirks & rqRhineI) { - rp->tx_bufs = pci_alloc_consistent(rp->pdev, - PKT_BUF_SZ * TX_RING_SIZE, - &rp->tx_bufs_dma); + rp->tx_bufs = dma_alloc_coherent(hwdev, + PKT_BUF_SZ * TX_RING_SIZE, + &rp->tx_bufs_dma, + GFP_ATOMIC); if (rp->tx_bufs == NULL) { - pci_free_consistent(rp->pdev, - RX_RING_SIZE * sizeof(struct rx_desc) + - TX_RING_SIZE * sizeof(struct tx_desc), - ring, ring_dma); + dma_free_coherent(hwdev, + RX_RING_SIZE * sizeof(struct rx_desc) + + TX_RING_SIZE * sizeof(struct tx_desc), + ring, ring_dma); return -ENOMEM; } } @@ -1128,16 +1195,17 @@ static int alloc_ring(struct net_device* dev) static void free_ring(struct net_device* dev) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; - pci_free_consistent(rp->pdev, - RX_RING_SIZE * sizeof(struct rx_desc) + - TX_RING_SIZE * sizeof(struct tx_desc), - rp->rx_ring, rp->rx_ring_dma); + dma_free_coherent(hwdev, + RX_RING_SIZE * sizeof(struct rx_desc) + + TX_RING_SIZE * sizeof(struct tx_desc), + rp->rx_ring, rp->rx_ring_dma); rp->tx_ring = NULL; if (rp->tx_bufs) - pci_free_consistent(rp->pdev, PKT_BUF_SZ * TX_RING_SIZE, - rp->tx_bufs, rp->tx_bufs_dma); + dma_free_coherent(hwdev, PKT_BUF_SZ * TX_RING_SIZE, + rp->tx_bufs, rp->tx_bufs_dma); rp->tx_bufs = NULL; @@ -1146,6 +1214,7 @@ static void free_ring(struct net_device* dev) static void alloc_rbufs(struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; dma_addr_t next; int i; @@ -1174,9 +1243,9 @@ static void alloc_rbufs(struct net_device *dev) break; rp->rx_skbuff_dma[i] = - pci_map_single(rp->pdev, skb->data, rp->rx_buf_sz, - PCI_DMA_FROMDEVICE); - if (dma_mapping_error(&rp->pdev->dev, rp->rx_skbuff_dma[i])) { + dma_map_single(hwdev, skb->data, rp->rx_buf_sz, + DMA_FROM_DEVICE); + if (dma_mapping_error(hwdev, rp->rx_skbuff_dma[i])) { rp->rx_skbuff_dma[i] = 0; dev_kfree_skb(skb); break; @@ -1190,6 +1259,7 @@ static void alloc_rbufs(struct net_device *dev) static void free_rbufs(struct net_device* dev) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; int i; /* Free all the skbuffs in the Rx queue. */ @@ -1197,9 +1267,9 @@ static void free_rbufs(struct net_device* dev) rp->rx_ring[i].rx_status = 0; rp->rx_ring[i].addr = cpu_to_le32(0xBADF00D0); /* An invalid address. */ if (rp->rx_skbuff[i]) { - pci_unmap_single(rp->pdev, + dma_unmap_single(hwdev, rp->rx_skbuff_dma[i], - rp->rx_buf_sz, PCI_DMA_FROMDEVICE); + rp->rx_buf_sz, DMA_FROM_DEVICE); dev_kfree_skb(rp->rx_skbuff[i]); } rp->rx_skbuff[i] = NULL; @@ -1230,6 +1300,7 @@ static void alloc_tbufs(struct net_device* dev) static void free_tbufs(struct net_device* dev) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; int i; for (i = 0; i < TX_RING_SIZE; i++) { @@ -1238,10 +1309,10 @@ static void free_tbufs(struct net_device* dev) rp->tx_ring[i].addr = cpu_to_le32(0xBADF00D0); /* An invalid address. */ if (rp->tx_skbuff[i]) { if (rp->tx_skbuff_dma[i]) { - pci_unmap_single(rp->pdev, + dma_unmap_single(hwdev, rp->tx_skbuff_dma[i], rp->tx_skbuff[i]->len, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); } dev_kfree_skb(rp->tx_skbuff[i]); } @@ -1469,7 +1540,7 @@ static void init_registers(struct net_device *dev) rhine_set_rx_mode(dev); - if (rp->pdev->revision >= VT6105M) + if (rp->quirks & rqMgmt) rhine_init_cam_filter(dev); napi_enable(&rp->napi); @@ -1581,16 +1652,15 @@ static int rhine_open(struct net_device *dev) void __iomem *ioaddr = rp->base; int rc; - rc = request_irq(rp->pdev->irq, rhine_interrupt, IRQF_SHARED, dev->name, - dev); + rc = request_irq(rp->irq, rhine_interrupt, IRQF_SHARED, dev->name, dev); if (rc) return rc; - netif_dbg(rp, ifup, dev, "%s() irq %d\n", __func__, rp->pdev->irq); + netif_dbg(rp, ifup, dev, "%s() irq %d\n", __func__, rp->irq); rc = alloc_ring(dev); if (rc) { - free_irq(rp->pdev->irq, dev); + free_irq(rp->irq, dev); return rc; } alloc_rbufs(dev); @@ -1659,6 +1729,7 @@ static netdev_tx_t rhine_start_tx(struct sk_buff *skb, struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; void __iomem *ioaddr = rp->base; unsigned entry; @@ -1695,9 +1766,9 @@ static netdev_tx_t rhine_start_tx(struct sk_buff *skb, rp->tx_bufs)); } else { rp->tx_skbuff_dma[entry] = - pci_map_single(rp->pdev, skb->data, skb->len, - PCI_DMA_TODEVICE); - if (dma_mapping_error(&rp->pdev->dev, rp->tx_skbuff_dma[entry])) { + dma_map_single(hwdev, skb->data, skb->len, + DMA_TO_DEVICE); + if (dma_mapping_error(hwdev, rp->tx_skbuff_dma[entry])) { dev_kfree_skb_any(skb); rp->tx_skbuff_dma[entry] = 0; dev->stats.tx_dropped++; @@ -1788,6 +1859,7 @@ static irqreturn_t rhine_interrupt(int irq, void *dev_instance) static void rhine_tx(struct net_device *dev) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; int txstatus = 0, entry = rp->dirty_tx % TX_RING_SIZE; /* find and cleanup dirty tx descriptors */ @@ -1831,10 +1903,10 @@ static void rhine_tx(struct net_device *dev) } /* Free the original skb. */ if (rp->tx_skbuff_dma[entry]) { - pci_unmap_single(rp->pdev, + dma_unmap_single(hwdev, rp->tx_skbuff_dma[entry], rp->tx_skbuff[entry]->len, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); } dev_consume_skb_any(rp->tx_skbuff[entry]); rp->tx_skbuff[entry] = NULL; @@ -1863,6 +1935,7 @@ static inline u16 rhine_get_vlan_tci(struct sk_buff *skb, int data_size) static int rhine_rx(struct net_device *dev, int limit) { struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; int count; int entry = rp->cur_rx % RX_RING_SIZE; @@ -1924,19 +1997,19 @@ static int rhine_rx(struct net_device *dev, int limit) if (pkt_len < rx_copybreak) skb = netdev_alloc_skb_ip_align(dev, pkt_len); if (skb) { - pci_dma_sync_single_for_cpu(rp->pdev, - rp->rx_skbuff_dma[entry], - rp->rx_buf_sz, - PCI_DMA_FROMDEVICE); + dma_sync_single_for_cpu(hwdev, + rp->rx_skbuff_dma[entry], + rp->rx_buf_sz, + DMA_FROM_DEVICE); skb_copy_to_linear_data(skb, rp->rx_skbuff[entry]->data, pkt_len); skb_put(skb, pkt_len); - pci_dma_sync_single_for_device(rp->pdev, - rp->rx_skbuff_dma[entry], - rp->rx_buf_sz, - PCI_DMA_FROMDEVICE); + dma_sync_single_for_device(hwdev, + rp->rx_skbuff_dma[entry], + rp->rx_buf_sz, + DMA_FROM_DEVICE); } else { skb = rp->rx_skbuff[entry]; if (skb == NULL) { @@ -1945,10 +2018,10 @@ static int rhine_rx(struct net_device *dev, int limit) } rp->rx_skbuff[entry] = NULL; skb_put(skb, pkt_len); - pci_unmap_single(rp->pdev, + dma_unmap_single(hwdev, rp->rx_skbuff_dma[entry], rp->rx_buf_sz, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); } if (unlikely(desc_length & DescTag)) @@ -1979,10 +2052,11 @@ static int rhine_rx(struct net_device *dev, int limit) if (skb == NULL) break; /* Better luck next round. */ rp->rx_skbuff_dma[entry] = - pci_map_single(rp->pdev, skb->data, + dma_map_single(hwdev, skb->data, rp->rx_buf_sz, - PCI_DMA_FROMDEVICE); - if (dma_mapping_error(&rp->pdev->dev, rp->rx_skbuff_dma[entry])) { + DMA_FROM_DEVICE); + if (dma_mapping_error(hwdev, + rp->rx_skbuff_dma[entry])) { dev_kfree_skb(skb); rp->rx_skbuff_dma[entry] = 0; break; @@ -2103,7 +2177,7 @@ static void rhine_set_rx_mode(struct net_device *dev) /* Too many to match, or accept all multicasts. */ iowrite32(0xffffffff, ioaddr + MulticastFilter0); iowrite32(0xffffffff, ioaddr + MulticastFilter1); - } else if (rp->pdev->revision >= VT6105M) { + } else if (rp->quirks & rqMgmt) { int i = 0; u32 mCAMmask = 0; /* 32 mCAMs (6105M and better) */ netdev_for_each_mc_addr(ha, dev) { @@ -2125,7 +2199,7 @@ static void rhine_set_rx_mode(struct net_device *dev) iowrite32(mc_filter[1], ioaddr + MulticastFilter1); } /* enable/disable VLAN receive filtering */ - if (rp->pdev->revision >= VT6105M) { + if (rp->quirks & rqMgmt) { if (dev->flags & IFF_PROMISC) BYTE_REG_BITS_OFF(BCR1_VIDFR, ioaddr + PCIBusConfig1); else @@ -2136,11 +2210,11 @@ static void rhine_set_rx_mode(struct net_device *dev) static void netdev_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { - struct rhine_private *rp = netdev_priv(dev); + struct device *hwdev = dev->dev.parent; strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); strlcpy(info->version, DRV_VERSION, sizeof(info->version)); - strlcpy(info->bus_info, pci_name(rp->pdev), sizeof(info->bus_info)); + strlcpy(info->bus_info, dev_name(hwdev), sizeof(info->bus_info)); } static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) @@ -2277,7 +2351,7 @@ static int rhine_close(struct net_device *dev) /* Stop the chip's Tx and Rx processes. */ iowrite16(CmdStop, ioaddr + ChipCmd); - free_irq(rp->pdev->irq, dev); + free_irq(rp->irq, dev); free_rbufs(dev); free_tbufs(dev); free_ring(dev); @@ -2286,7 +2360,7 @@ static int rhine_close(struct net_device *dev) } -static void rhine_remove_one(struct pci_dev *pdev) +static void rhine_remove_one_pci(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct rhine_private *rp = netdev_priv(dev); @@ -2300,7 +2374,21 @@ static void rhine_remove_one(struct pci_dev *pdev) pci_disable_device(pdev); } -static void rhine_shutdown (struct pci_dev *pdev) +static int rhine_remove_one_platform(struct platform_device *pdev) +{ + struct net_device *dev = platform_get_drvdata(pdev); + struct rhine_private *rp = netdev_priv(dev); + + unregister_netdev(dev); + + iounmap(rp->base); + + free_netdev(dev); + + return 0; +} + +static void rhine_shutdown_pci(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct rhine_private *rp = netdev_priv(dev); @@ -2354,8 +2442,7 @@ static void rhine_shutdown (struct pci_dev *pdev) #ifdef CONFIG_PM_SLEEP static int rhine_suspend(struct device *device) { - struct pci_dev *pdev = to_pci_dev(device); - struct net_device *dev = pci_get_drvdata(pdev); + struct net_device *dev = dev_get_drvdata(device); struct rhine_private *rp = netdev_priv(dev); if (!netif_running(dev)) @@ -2367,23 +2454,21 @@ static int rhine_suspend(struct device *device) netif_device_detach(dev); - rhine_shutdown(pdev); + if (dev_is_pci(device)) + rhine_shutdown_pci(to_pci_dev(device)); return 0; } static int rhine_resume(struct device *device) { - struct pci_dev *pdev = to_pci_dev(device); - struct net_device *dev = pci_get_drvdata(pdev); + struct net_device *dev = dev_get_drvdata(device); struct rhine_private *rp = netdev_priv(dev); if (!netif_running(dev)) return 0; -#ifdef USE_MMIO enable_mmio(rp->pioaddr, rp->quirks); -#endif rhine_power_init(dev); free_tbufs(dev); free_rbufs(dev); @@ -2408,15 +2493,26 @@ static SIMPLE_DEV_PM_OPS(rhine_pm_ops, rhine_suspend, rhine_resume); #endif /* !CONFIG_PM_SLEEP */ -static struct pci_driver rhine_driver = { +static struct pci_driver rhine_driver_pci = { .name = DRV_NAME, .id_table = rhine_pci_tbl, - .probe = rhine_init_one, - .remove = rhine_remove_one, - .shutdown = rhine_shutdown, + .probe = rhine_init_one_pci, + .remove = rhine_remove_one_pci, + .shutdown = rhine_shutdown_pci, .driver.pm = RHINE_PM_OPS, }; +static struct platform_driver rhine_driver_platform = { + .probe = rhine_init_one_platform, + .remove = rhine_remove_one_platform, + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + .of_match_table = rhine_of_tbl, + .pm = RHINE_PM_OPS, + } +}; + static struct dmi_system_id rhine_dmi_table[] __initdata = { { .ident = "EPIA-M", @@ -2437,6 +2533,8 @@ static struct dmi_system_id rhine_dmi_table[] __initdata = { static int __init rhine_init(void) { + int ret_pci, ret_platform; + /* when a module, this is printed whether or not devices are found in probe */ #ifdef MODULE pr_info("%s\n", version); @@ -2449,13 +2547,19 @@ static int __init rhine_init(void) else if (avoid_D3) pr_info("avoid_D3 set\n"); - return pci_register_driver(&rhine_driver); + ret_pci = pci_register_driver(&rhine_driver_pci); + ret_platform = platform_driver_register(&rhine_driver_platform); + if ((ret_pci < 0) && (ret_platform < 0)) + return ret_pci; + + return 0; } static void __exit rhine_cleanup(void) { - pci_unregister_driver(&rhine_driver); + platform_driver_unregister(&rhine_driver_platform); + pci_unregister_driver(&rhine_driver_pci); } diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index fa193c4688da..4ef818a7a6c6 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -75,7 +75,7 @@ int temac_indirect_busywait(struct temac_local *lp) long end = jiffies + 2; while (!(temac_ior(lp, XTE_RDY0_OFFSET) & XTE_RDY0_HARD_ACS_RDY_MASK)) { - if (end - jiffies <= 0) { + if (time_before_eq(end, jiffies)) { WARN_ON(1); return -ETIMEDOUT; } diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c index 64b4639f43b6..d4abf478e2bb 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c @@ -22,7 +22,7 @@ int axienet_mdio_wait_until_ready(struct axienet_local *lp) long end = jiffies + 2; while (!(axienet_ior(lp, XAE_MDIO_MCR_OFFSET) & XAE_MDIO_MCR_READY_MASK)) { - if (end - jiffies <= 0) { + if (time_before_eq(end, jiffies)) { WARN_ON(1); return -ETIMEDOUT; } diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 0d87c67a5ff7..8c4aed3053eb 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -702,7 +702,7 @@ static int xemaclite_mdio_wait(struct net_local *lp) */ while (__raw_readl(lp->base_addr + XEL_MDIOCTRL_OFFSET) & XEL_MDIOCTRL_MDIOSTS_MASK) { - if (end - jiffies <= 0) { + if (time_before_eq(end, jiffies)) { WARN_ON(1); return -ETIMEDOUT; } diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 57eb3f906d64..4b7df5a5c966 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -119,27 +119,14 @@ struct ndis_recv_scale_param { /* NDIS_RECEIVE_SCALE_PARAMETERS */ }; /* Fwd declaration */ -struct hv_netvsc_packet; struct ndis_tcp_ip_checksum_info; -/* Represent the xfer page packet which contains 1 or more netvsc packet */ -struct xferpage_packet { - struct list_head list_ent; - u32 status; - - /* # of netvsc packets this xfer packet contains */ - u32 count; - - struct vmbus_channel *channel; -}; - /* * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame * within the RNDIS */ struct hv_netvsc_packet { /* Bookkeeping stuff */ - struct list_head list_ent; u32 status; struct hv_device *device; @@ -149,24 +136,11 @@ struct hv_netvsc_packet { u16 q_idx; struct vmbus_channel *channel; - /* - * Valid only for receives when we break a xfer page packet - * into multiple netvsc packets - */ - struct xferpage_packet *xfer_page_pkt; + u64 send_completion_tid; + void *send_completion_ctx; + void (*send_completion)(void *context); - union { - struct { - u64 recv_completion_tid; - void *recv_completion_ctx; - void (*recv_completion)(void *context); - } recv; - struct { - u64 send_completion_tid; - void *send_completion_ctx; - void (*send_completion)(void *context); - } send; - } completion; + u32 send_buf_index; /* This points to the memory after page_buf */ struct rndis_message *rndis_msg; @@ -610,11 +584,11 @@ struct nvsp_message { #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */ #define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */ +#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024) /* 1MB */ +#define NETVSC_INVALID_INDEX -1 -#define NETVSC_RECEIVE_BUFFER_ID 0xcafe -/* Preallocated receive packets */ -#define NETVSC_RECEIVE_PACKETLIST_COUNT 256 +#define NETVSC_RECEIVE_BUFFER_ID 0xcafe #define NETVSC_PACKET_SIZE 2048 @@ -630,12 +604,6 @@ struct netvsc_device { wait_queue_head_t wait_drain; bool start_remove; bool destroy; - /* - * List of free preallocated hv_netvsc_packet to represent receive - * packet - */ - struct list_head recv_pkt_list; - spinlock_t recv_pkt_list_lock; /* Receive buffer allocated by us but manages by NetVSP */ void *recv_buf; @@ -644,6 +612,15 @@ struct netvsc_device { u32 recv_section_cnt; struct nvsp_1_receive_buffer_section *recv_section; + /* Send buffer allocated by us */ + void *send_buf; + u32 send_buf_size; + u32 send_buf_gpadl_handle; + u32 send_section_cnt; + u32 send_section_size; + unsigned long *send_section_map; + int map_words; + /* Used for NetVSP initialization protocol */ struct completion channel_init_wait; struct nvsp_message channel_init_pkt; diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index e7e77f12bc38..c041f63a6d30 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -28,6 +28,7 @@ #include <linux/slab.h> #include <linux/netdevice.h> #include <linux/if_ether.h> +#include <asm/sync_bitops.h> #include "hyperv_net.h" @@ -80,7 +81,7 @@ get_in_err: } -static int netvsc_destroy_recv_buf(struct netvsc_device *net_device) +static int netvsc_destroy_buf(struct netvsc_device *net_device) { struct nvsp_message *revoke_packet; int ret = 0; @@ -146,10 +147,62 @@ static int netvsc_destroy_recv_buf(struct netvsc_device *net_device) net_device->recv_section = NULL; } + /* Deal with the send buffer we may have setup. + * If we got a send section size, it means we received a + * SendsendBufferComplete msg (ie sent + * NvspMessage1TypeSendReceiveBuffer msg) therefore, we need + * to send a revoke msg here + */ + if (net_device->send_section_size) { + /* Send the revoke receive buffer */ + revoke_packet = &net_device->revoke_packet; + memset(revoke_packet, 0, sizeof(struct nvsp_message)); + + revoke_packet->hdr.msg_type = + NVSP_MSG1_TYPE_REVOKE_SEND_BUF; + revoke_packet->msg.v1_msg.revoke_recv_buf.id = 0; + + ret = vmbus_sendpacket(net_device->dev->channel, + revoke_packet, + sizeof(struct nvsp_message), + (unsigned long)revoke_packet, + VM_PKT_DATA_INBAND, 0); + /* If we failed here, we might as well return and + * have a leak rather than continue and a bugchk + */ + if (ret != 0) { + netdev_err(ndev, "unable to send " + "revoke send buffer to netvsp\n"); + return ret; + } + } + /* Teardown the gpadl on the vsp end */ + if (net_device->send_buf_gpadl_handle) { + ret = vmbus_teardown_gpadl(net_device->dev->channel, + net_device->send_buf_gpadl_handle); + + /* If we failed here, we might as well return and have a leak + * rather than continue and a bugchk + */ + if (ret != 0) { + netdev_err(ndev, + "unable to teardown send buffer's gpadl\n"); + return ret; + } + net_device->recv_buf_gpadl_handle = 0; + } + if (net_device->send_buf) { + /* Free up the receive buffer */ + free_pages((unsigned long)net_device->send_buf, + get_order(net_device->send_buf_size)); + net_device->send_buf = NULL; + } + kfree(net_device->send_section_map); + return ret; } -static int netvsc_init_recv_buf(struct hv_device *device) +static int netvsc_init_buf(struct hv_device *device) { int ret = 0; int t; @@ -248,10 +301,90 @@ static int netvsc_init_recv_buf(struct hv_device *device) goto cleanup; } + /* Now setup the send buffer. + */ + net_device->send_buf = + (void *)__get_free_pages(GFP_KERNEL|__GFP_ZERO, + get_order(net_device->send_buf_size)); + if (!net_device->send_buf) { + netdev_err(ndev, "unable to allocate send " + "buffer of size %d\n", net_device->send_buf_size); + ret = -ENOMEM; + goto cleanup; + } + + /* Establish the gpadl handle for this buffer on this + * channel. Note: This call uses the vmbus connection rather + * than the channel to establish the gpadl handle. + */ + ret = vmbus_establish_gpadl(device->channel, net_device->send_buf, + net_device->send_buf_size, + &net_device->send_buf_gpadl_handle); + if (ret != 0) { + netdev_err(ndev, + "unable to establish send buffer's gpadl\n"); + goto cleanup; + } + + /* Notify the NetVsp of the gpadl handle */ + init_packet = &net_device->channel_init_pkt; + memset(init_packet, 0, sizeof(struct nvsp_message)); + init_packet->hdr.msg_type = NVSP_MSG1_TYPE_SEND_SEND_BUF; + init_packet->msg.v1_msg.send_recv_buf.gpadl_handle = + net_device->send_buf_gpadl_handle; + init_packet->msg.v1_msg.send_recv_buf.id = 0; + + /* Send the gpadl notification request */ + ret = vmbus_sendpacket(device->channel, init_packet, + sizeof(struct nvsp_message), + (unsigned long)init_packet, + VM_PKT_DATA_INBAND, + VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED); + if (ret != 0) { + netdev_err(ndev, + "unable to send send buffer's gpadl to netvsp\n"); + goto cleanup; + } + + t = wait_for_completion_timeout(&net_device->channel_init_wait, 5*HZ); + BUG_ON(t == 0); + + /* Check the response */ + if (init_packet->msg.v1_msg. + send_send_buf_complete.status != NVSP_STAT_SUCCESS) { + netdev_err(ndev, "Unable to complete send buffer " + "initialization with NetVsp - status %d\n", + init_packet->msg.v1_msg. + send_recv_buf_complete.status); + ret = -EINVAL; + goto cleanup; + } + + /* Parse the response */ + net_device->send_section_size = init_packet->msg. + v1_msg.send_send_buf_complete.section_size; + + /* Section count is simply the size divided by the section size. + */ + net_device->send_section_cnt = + net_device->send_buf_size/net_device->send_section_size; + + dev_info(&device->device, "Send section size: %d, Section count:%d\n", + net_device->send_section_size, net_device->send_section_cnt); + + /* Setup state for managing the send buffer. */ + net_device->map_words = DIV_ROUND_UP(net_device->send_section_cnt, + BITS_PER_LONG); + + net_device->send_section_map = + kzalloc(net_device->map_words * sizeof(ulong), GFP_KERNEL); + if (net_device->send_section_map == NULL) + goto cleanup; + goto exit; cleanup: - netvsc_destroy_recv_buf(net_device); + netvsc_destroy_buf(net_device); exit: return ret; @@ -369,8 +502,9 @@ static int netvsc_connect_vsp(struct hv_device *device) net_device->recv_buf_size = NETVSC_RECEIVE_BUFFER_SIZE_LEGACY; else net_device->recv_buf_size = NETVSC_RECEIVE_BUFFER_SIZE; + net_device->send_buf_size = NETVSC_SEND_BUFFER_SIZE; - ret = netvsc_init_recv_buf(device); + ret = netvsc_init_buf(device); cleanup: return ret; @@ -378,7 +512,7 @@ cleanup: static void netvsc_disconnect_vsp(struct netvsc_device *net_device) { - netvsc_destroy_recv_buf(net_device); + netvsc_destroy_buf(net_device); } /* @@ -387,7 +521,6 @@ static void netvsc_disconnect_vsp(struct netvsc_device *net_device) int netvsc_device_remove(struct hv_device *device) { struct netvsc_device *net_device; - struct hv_netvsc_packet *netvsc_packet, *pos; unsigned long flags; net_device = hv_get_drvdata(device); @@ -416,12 +549,6 @@ int netvsc_device_remove(struct hv_device *device) vmbus_close(device->channel); /* Release all resources */ - list_for_each_entry_safe(netvsc_packet, pos, - &net_device->recv_pkt_list, list_ent) { - list_del(&netvsc_packet->list_ent); - kfree(netvsc_packet); - } - if (net_device->sub_cb_buf) vfree(net_device->sub_cb_buf); @@ -447,6 +574,12 @@ static inline u32 hv_ringbuf_avail_percent( return avail_write * 100 / ring_info->ring_datasize; } +static inline void netvsc_free_send_slot(struct netvsc_device *net_device, + u32 index) +{ + sync_change_bit(index, net_device->send_section_map); +} + static void netvsc_send_completion(struct netvsc_device *net_device, struct hv_device *device, struct vmpacket_descriptor *packet) @@ -454,6 +587,7 @@ static void netvsc_send_completion(struct netvsc_device *net_device, struct nvsp_message *nvsp_packet; struct hv_netvsc_packet *nvsc_packet; struct net_device *ndev; + u32 send_index; ndev = net_device->ndev; @@ -484,11 +618,13 @@ static void netvsc_send_completion(struct netvsc_device *net_device, /* Notify the layer above us */ if (nvsc_packet) { + send_index = nvsc_packet->send_buf_index; + if (send_index != NETVSC_INVALID_INDEX) + netvsc_free_send_slot(net_device, send_index); q_idx = nvsc_packet->q_idx; channel = nvsc_packet->channel; - nvsc_packet->completion.send.send_completion( - nvsc_packet->completion.send. - send_completion_ctx); + nvsc_packet->send_completion(nvsc_packet-> + send_completion_ctx); } num_outstanding_sends = @@ -512,6 +648,52 @@ static void netvsc_send_completion(struct netvsc_device *net_device, } +static u32 netvsc_get_next_send_section(struct netvsc_device *net_device) +{ + unsigned long index; + u32 max_words = net_device->map_words; + unsigned long *map_addr = (unsigned long *)net_device->send_section_map; + u32 section_cnt = net_device->send_section_cnt; + int ret_val = NETVSC_INVALID_INDEX; + int i; + int prev_val; + + for (i = 0; i < max_words; i++) { + if (!~(map_addr[i])) + continue; + index = ffz(map_addr[i]); + prev_val = sync_test_and_set_bit(index, &map_addr[i]); + if (prev_val) + continue; + if ((index + (i * BITS_PER_LONG)) >= section_cnt) + break; + ret_val = (index + (i * BITS_PER_LONG)); + break; + } + return ret_val; +} + +u32 netvsc_copy_to_send_buf(struct netvsc_device *net_device, + unsigned int section_index, + struct hv_netvsc_packet *packet) +{ + char *start = net_device->send_buf; + char *dest = (start + (section_index * net_device->send_section_size)); + int i; + u32 msg_size = 0; + + for (i = 0; i < packet->page_buf_cnt; i++) { + char *src = phys_to_virt(packet->page_buf[i].pfn << PAGE_SHIFT); + u32 offset = packet->page_buf[i].offset; + u32 len = packet->page_buf[i].len; + + memcpy(dest, (src + offset), len); + msg_size += len; + dest += len; + } + return msg_size; +} + int netvsc_send(struct hv_device *device, struct hv_netvsc_packet *packet) { @@ -521,6 +703,10 @@ int netvsc_send(struct hv_device *device, struct net_device *ndev; struct vmbus_channel *out_channel = NULL; u64 req_id; + unsigned int section_index = NETVSC_INVALID_INDEX; + u32 msg_size = 0; + struct sk_buff *skb; + net_device = get_outbound_net_device(device); if (!net_device) @@ -536,12 +722,28 @@ int netvsc_send(struct hv_device *device, sendMessage.msg.v1_msg.send_rndis_pkt.channel_type = 1; } - /* Not using send buffer section */ + /* Attempt to send via sendbuf */ + if (packet->total_data_buflen < net_device->send_section_size) { + section_index = netvsc_get_next_send_section(net_device); + if (section_index != NETVSC_INVALID_INDEX) { + msg_size = netvsc_copy_to_send_buf(net_device, + section_index, + packet); + skb = (struct sk_buff *) + (unsigned long)packet->send_completion_tid; + if (skb) + dev_kfree_skb_any(skb); + packet->page_buf_cnt = 0; + } + } + packet->send_buf_index = section_index; + + sendMessage.msg.v1_msg.send_rndis_pkt.send_buf_section_index = - 0xFFFFFFFF; - sendMessage.msg.v1_msg.send_rndis_pkt.send_buf_section_size = 0; + section_index; + sendMessage.msg.v1_msg.send_rndis_pkt.send_buf_section_size = msg_size; - if (packet->completion.send.send_completion) + if (packet->send_completion) req_id = (ulong)packet; else req_id = 0; @@ -641,62 +843,6 @@ retry_send_cmplt: } } -/* Send a receive completion packet to RNDIS device (ie NetVsp) */ -static void netvsc_receive_completion(void *context) -{ - struct hv_netvsc_packet *packet = context; - struct hv_device *device = packet->device; - struct vmbus_channel *channel; - struct netvsc_device *net_device; - u64 transaction_id = 0; - bool fsend_receive_comp = false; - unsigned long flags; - struct net_device *ndev; - u32 status = NVSP_STAT_NONE; - - /* - * Even though it seems logical to do a GetOutboundNetDevice() here to - * send out receive completion, we are using GetInboundNetDevice() - * since we may have disable outbound traffic already. - */ - net_device = get_inbound_net_device(device); - if (!net_device) - return; - ndev = net_device->ndev; - - /* Overloading use of the lock. */ - spin_lock_irqsave(&net_device->recv_pkt_list_lock, flags); - - if (packet->status != NVSP_STAT_SUCCESS) - packet->xfer_page_pkt->status = NVSP_STAT_FAIL; - - packet->xfer_page_pkt->count--; - - /* - * Last one in the line that represent 1 xfer page packet. - * Return the xfer page packet itself to the freelist - */ - if (packet->xfer_page_pkt->count == 0) { - fsend_receive_comp = true; - channel = packet->xfer_page_pkt->channel; - transaction_id = packet->completion.recv.recv_completion_tid; - status = packet->xfer_page_pkt->status; - list_add_tail(&packet->xfer_page_pkt->list_ent, - &net_device->recv_pkt_list); - - } - - /* Put the packet back */ - list_add_tail(&packet->list_ent, &net_device->recv_pkt_list); - spin_unlock_irqrestore(&net_device->recv_pkt_list_lock, flags); - - /* Send a receive completion for the xfer page packet */ - if (fsend_receive_comp) - netvsc_send_recv_completion(device, channel, net_device, - transaction_id, status); - -} - static void netvsc_receive(struct netvsc_device *net_device, struct vmbus_channel *channel, struct hv_device *device, @@ -704,16 +850,13 @@ static void netvsc_receive(struct netvsc_device *net_device, { struct vmtransfer_page_packet_header *vmxferpage_packet; struct nvsp_message *nvsp_packet; - struct hv_netvsc_packet *netvsc_packet = NULL; - /* struct netvsc_driver *netvscDriver; */ - struct xferpage_packet *xferpage_packet = NULL; + struct hv_netvsc_packet nv_pkt; + struct hv_netvsc_packet *netvsc_packet = &nv_pkt; + u32 status = NVSP_STAT_SUCCESS; int i; int count = 0; - unsigned long flags; struct net_device *ndev; - LIST_HEAD(listHead); - ndev = net_device->ndev; /* @@ -746,78 +889,14 @@ static void netvsc_receive(struct netvsc_device *net_device, return; } - /* - * Grab free packets (range count + 1) to represent this xfer - * page packet. +1 to represent the xfer page packet itself. - * We grab it here so that we know exactly how many we can - * fulfil - */ - spin_lock_irqsave(&net_device->recv_pkt_list_lock, flags); - while (!list_empty(&net_device->recv_pkt_list)) { - list_move_tail(net_device->recv_pkt_list.next, &listHead); - if (++count == vmxferpage_packet->range_cnt + 1) - break; - } - spin_unlock_irqrestore(&net_device->recv_pkt_list_lock, flags); - - /* - * We need at least 2 netvsc pkts (1 to represent the xfer - * page and at least 1 for the range) i.e. we can handled - * some of the xfer page packet ranges... - */ - if (count < 2) { - netdev_err(ndev, "Got only %d netvsc pkt...needed " - "%d pkts. Dropping this xfer page packet completely!\n", - count, vmxferpage_packet->range_cnt + 1); - - /* Return it to the freelist */ - spin_lock_irqsave(&net_device->recv_pkt_list_lock, flags); - for (i = count; i != 0; i--) { - list_move_tail(listHead.next, - &net_device->recv_pkt_list); - } - spin_unlock_irqrestore(&net_device->recv_pkt_list_lock, - flags); - - netvsc_send_recv_completion(device, channel, net_device, - vmxferpage_packet->d.trans_id, - NVSP_STAT_FAIL); - - return; - } - - /* Remove the 1st packet to represent the xfer page packet itself */ - xferpage_packet = (struct xferpage_packet *)listHead.next; - list_del(&xferpage_packet->list_ent); - xferpage_packet->status = NVSP_STAT_SUCCESS; - xferpage_packet->channel = channel; - - /* This is how much we can satisfy */ - xferpage_packet->count = count - 1; - - if (xferpage_packet->count != vmxferpage_packet->range_cnt) { - netdev_err(ndev, "Needed %d netvsc pkts to satisfy " - "this xfer page...got %d\n", - vmxferpage_packet->range_cnt, xferpage_packet->count); - } + count = vmxferpage_packet->range_cnt; + netvsc_packet->device = device; + netvsc_packet->channel = channel; /* Each range represents 1 RNDIS pkt that contains 1 ethernet frame */ - for (i = 0; i < (count - 1); i++) { - netvsc_packet = (struct hv_netvsc_packet *)listHead.next; - list_del(&netvsc_packet->list_ent); - + for (i = 0; i < count; i++) { /* Initialize the netvsc packet */ netvsc_packet->status = NVSP_STAT_SUCCESS; - netvsc_packet->xfer_page_pkt = xferpage_packet; - netvsc_packet->completion.recv.recv_completion = - netvsc_receive_completion; - netvsc_packet->completion.recv.recv_completion_ctx = - netvsc_packet; - netvsc_packet->device = device; - /* Save this so that we can send it back */ - netvsc_packet->completion.recv.recv_completion_tid = - vmxferpage_packet->d.trans_id; - netvsc_packet->data = (void *)((unsigned long)net_device-> recv_buf + vmxferpage_packet->ranges[i].byte_offset); netvsc_packet->total_data_buflen = @@ -826,10 +905,12 @@ static void netvsc_receive(struct netvsc_device *net_device, /* Pass it to the upper layer */ rndis_filter_receive(device, netvsc_packet); - netvsc_receive_completion(netvsc_packet-> - completion.recv.recv_completion_ctx); + if (netvsc_packet->status != NVSP_STAT_SUCCESS) + status = NVSP_STAT_FAIL; } + netvsc_send_recv_completion(device, channel, net_device, + vmxferpage_packet->d.trans_id, status); } @@ -956,11 +1037,9 @@ void netvsc_channel_cb(void *context) int netvsc_device_add(struct hv_device *device, void *additional_info) { int ret = 0; - int i; int ring_size = ((struct netvsc_device_info *)additional_info)->ring_size; struct netvsc_device *net_device; - struct hv_netvsc_packet *packet, *pos; struct net_device *ndev; net_device = alloc_net_device(device); @@ -981,18 +1060,6 @@ int netvsc_device_add(struct hv_device *device, void *additional_info) ndev = net_device->ndev; /* Initialize the NetVSC channel extension */ - spin_lock_init(&net_device->recv_pkt_list_lock); - - INIT_LIST_HEAD(&net_device->recv_pkt_list); - - for (i = 0; i < NETVSC_RECEIVE_PACKETLIST_COUNT; i++) { - packet = kzalloc(sizeof(struct hv_netvsc_packet), GFP_KERNEL); - if (!packet) - break; - - list_add_tail(&packet->list_ent, - &net_device->recv_pkt_list); - } init_completion(&net_device->channel_init_wait); set_per_channel_state(device->channel, net_device->cb_buffer); @@ -1028,16 +1095,8 @@ close: cleanup: - if (net_device) { - list_for_each_entry_safe(packet, pos, - &net_device->recv_pkt_list, - list_ent) { - list_del(&packet->list_ent); - kfree(packet); - } - + if (net_device) kfree(net_device); - } return ret; } diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 093cf3fc46b8..2e967a7bdb33 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -235,11 +235,12 @@ static void netvsc_xmit_completion(void *context) { struct hv_netvsc_packet *packet = (struct hv_netvsc_packet *)context; struct sk_buff *skb = (struct sk_buff *) - (unsigned long)packet->completion.send.send_completion_tid; + (unsigned long)packet->send_completion_tid; + u32 index = packet->send_buf_index; kfree(packet); - if (skb) + if (skb && (index == NETVSC_INVALID_INDEX)) dev_kfree_skb_any(skb); } @@ -425,9 +426,9 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net) (num_data_pgs * sizeof(struct hv_page_buffer))); /* Set the completion routine */ - packet->completion.send.send_completion = netvsc_xmit_completion; - packet->completion.send.send_completion_ctx = packet; - packet->completion.send.send_completion_tid = (unsigned long)skb; + packet->send_completion = netvsc_xmit_completion; + packet->send_completion_ctx = packet; + packet->send_completion_tid = (unsigned long)skb; isvlan = packet->vlan_tci & VLAN_TAG_PRESENT; @@ -466,6 +467,10 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net) if (skb_is_gso(skb)) goto do_lso; + if ((skb->ip_summed == CHECKSUM_NONE) || + (skb->ip_summed == CHECKSUM_UNNECESSARY)) + goto do_send; + rndis_msg_size += NDIS_CSUM_PPI_SIZE; ppi = init_ppi_data(rndis_msg, NDIS_CSUM_PPI_SIZE, TCPIP_CHKSUM_PKTINFO); @@ -638,9 +643,8 @@ int netvsc_recv_callback(struct hv_device *device_obj, __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), packet->vlan_tci); - skb_record_rx_queue(skb, packet->xfer_page_pkt->channel-> - offermsg.offer.sub_channel_index % - net->real_num_rx_queues); + skb_record_rx_queue(skb, packet->channel-> + offermsg.offer.sub_channel_index); net->stats.rx_packets++; net->stats.rx_bytes += packet->total_data_buflen; @@ -806,7 +810,7 @@ static int netvsc_probe(struct hv_device *dev, net->features = NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_SG | NETIF_F_RXCSUM | NETIF_F_IP_CSUM | NETIF_F_TSO; - SET_ETHTOOL_OPS(net, ðtool_ops); + net->ethtool_ops = ðtool_ops; SET_NETDEV_DEV(net, &dev->device); /* Notify the netvsc driver of the new device */ @@ -823,8 +827,6 @@ static int netvsc_probe(struct hv_device *dev, nvdev = hv_get_drvdata(dev); netif_set_real_num_tx_queues(net, nvdev->num_chn); netif_set_real_num_rx_queues(net, nvdev->num_chn); - dev_info(&dev->device, "real num tx,rx queues:%u, %u\n", - net->real_num_tx_queues, net->real_num_rx_queues); ret = register_netdev(net); if (ret != 0) { diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c index d92cfbe43410..99c527adae5b 100644 --- a/drivers/net/hyperv/rndis_filter.c +++ b/drivers/net/hyperv/rndis_filter.c @@ -236,7 +236,7 @@ static int rndis_filter_send_request(struct rndis_device *dev, packet->page_buf[0].len; } - packet->completion.send.send_completion = NULL; + packet->send_completion = NULL; ret = netvsc_send(dev->net_dev->dev, packet); return ret; @@ -401,8 +401,6 @@ static void rndis_filter_receive_data(struct rndis_device *dev, pkt->total_data_buflen = rndis_pkt->data_len; pkt->data = (void *)((unsigned long)pkt->data + data_offset); - pkt->is_data_pkt = true; - vlan = rndis_get_ppi(rndis_pkt, IEEE_8021Q_INFO); if (vlan) { pkt->vlan_tci = VLAN_TAG_PRESENT | vlan->vlanid | diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index e36f194673a4..4517b149ed07 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -23,6 +23,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/interrupt.h> +#include <linux/irq.h> #include <linux/gpio.h> #include <linux/delay.h> #include <linux/mutex.h> @@ -692,10 +693,7 @@ at86rf230_xmit(struct ieee802154_dev *dev, struct sk_buff *skb) if (rc < 0) goto err_rx; - rc = at86rf230_start(dev); - - return rc; - + return at86rf230_start(dev); err_rx: at86rf230_start(dev); err: @@ -963,33 +961,24 @@ static irqreturn_t at86rf230_isr_level(int irq, void *data) return at86rf230_isr(irq, data); } -static int at86rf230_irq_polarity(struct at86rf230_local *lp, int pol) -{ - return at86rf230_write_subreg(lp, SR_IRQ_POLARITY, pol); -} - static int at86rf230_hw_init(struct at86rf230_local *lp) { - struct at86rf230_platform_data *pdata = lp->spi->dev.platform_data; - int rc, irq_pol; - u8 status; + int rc, irq_pol, irq_type; + u8 dvdd; u8 csma_seed[2]; - rc = at86rf230_read_subreg(lp, SR_TRX_STATUS, &status); - if (rc) - return rc; - rc = at86rf230_write_subreg(lp, SR_TRX_CMD, STATE_FORCE_TRX_OFF); if (rc) return rc; + irq_type = irq_get_trigger_type(lp->spi->irq); /* configure irq polarity, defaults to high active */ - if (pdata->irq_type & (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_LOW)) + if (irq_type & (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_LOW)) irq_pol = IRQ_ACTIVE_LOW; else irq_pol = IRQ_ACTIVE_HIGH; - rc = at86rf230_irq_polarity(lp, irq_pol); + rc = at86rf230_write_subreg(lp, SR_IRQ_POLARITY, irq_pol); if (rc) return rc; @@ -1017,10 +1006,10 @@ static int at86rf230_hw_init(struct at86rf230_local *lp) /* Wait the next SLEEP cycle */ msleep(100); - rc = at86rf230_read_subreg(lp, SR_DVDD_OK, &status); + rc = at86rf230_read_subreg(lp, SR_DVDD_OK, &dvdd); if (rc) return rc; - if (!status) { + if (!dvdd) { dev_err(&lp->spi->dev, "DVDD error\n"); return -EINVAL; } @@ -1032,7 +1021,6 @@ static struct at86rf230_platform_data * at86rf230_get_pdata(struct spi_device *spi) { struct at86rf230_platform_data *pdata; - const char *irq_type; if (!IS_ENABLED(CONFIG_OF) || !spi->dev.of_node) return spi->dev.platform_data; @@ -1044,19 +1032,6 @@ at86rf230_get_pdata(struct spi_device *spi) pdata->rstn = of_get_named_gpio(spi->dev.of_node, "reset-gpio", 0); pdata->slp_tr = of_get_named_gpio(spi->dev.of_node, "sleep-gpio", 0); - pdata->irq_type = IRQF_TRIGGER_RISING; - of_property_read_string(spi->dev.of_node, "irq-type", &irq_type); - if (!strcmp(irq_type, "level-high")) - pdata->irq_type = IRQF_TRIGGER_HIGH; - else if (!strcmp(irq_type, "level-low")) - pdata->irq_type = IRQF_TRIGGER_LOW; - else if (!strcmp(irq_type, "edge-rising")) - pdata->irq_type = IRQF_TRIGGER_RISING; - else if (!strcmp(irq_type, "edge-falling")) - pdata->irq_type = IRQF_TRIGGER_FALLING; - else - dev_warn(&spi->dev, "wrong irq-type specified using edge-rising\n"); - spi->dev.platform_data = pdata; done: return pdata; @@ -1071,7 +1046,7 @@ static int at86rf230_probe(struct spi_device *spi) u8 part = 0, version = 0, status; irq_handler_t irq_handler; work_func_t irq_worker; - int rc; + int rc, irq_type; const char *chip; struct ieee802154_ops *ops = NULL; @@ -1087,27 +1062,17 @@ static int at86rf230_probe(struct spi_device *spi) } if (gpio_is_valid(pdata->rstn)) { - rc = gpio_request(pdata->rstn, "rstn"); + rc = devm_gpio_request_one(&spi->dev, pdata->rstn, + GPIOF_OUT_INIT_HIGH, "rstn"); if (rc) return rc; } if (gpio_is_valid(pdata->slp_tr)) { - rc = gpio_request(pdata->slp_tr, "slp_tr"); - if (rc) - goto err_slp_tr; - } - - if (gpio_is_valid(pdata->rstn)) { - rc = gpio_direction_output(pdata->rstn, 1); - if (rc) - goto err_gpio_dir; - } - - if (gpio_is_valid(pdata->slp_tr)) { - rc = gpio_direction_output(pdata->slp_tr, 0); + rc = devm_gpio_request_one(&spi->dev, pdata->slp_tr, + GPIOF_OUT_INIT_LOW, "slp_tr"); if (rc) - goto err_gpio_dir; + return rc; } /* Reset */ @@ -1121,13 +1086,12 @@ static int at86rf230_probe(struct spi_device *spi) rc = __at86rf230_detect_device(spi, &man_id, &part, &version); if (rc < 0) - goto err_gpio_dir; + return rc; if (man_id != 0x001f) { dev_err(&spi->dev, "Non-Atmel dev found (MAN_ID %02x %02x)\n", man_id >> 8, man_id & 0xFF); - rc = -EINVAL; - goto err_gpio_dir; + return -EINVAL; } switch (part) { @@ -1154,16 +1118,12 @@ static int at86rf230_probe(struct spi_device *spi) } dev_info(&spi->dev, "Detected %s chip version %d\n", chip, version); - if (!ops) { - rc = -ENOTSUPP; - goto err_gpio_dir; - } + if (!ops) + return -ENOTSUPP; dev = ieee802154_alloc_device(sizeof(*lp), ops); - if (!dev) { - rc = -ENOMEM; - goto err_gpio_dir; - } + if (!dev) + return -ENOMEM; lp = dev->priv; lp->dev = dev; @@ -1176,7 +1136,8 @@ static int at86rf230_probe(struct spi_device *spi) dev->extra_tx_headroom = 0; dev->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK; - if (pdata->irq_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { + irq_type = irq_get_trigger_type(spi->irq); + if (irq_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { irq_worker = at86rf230_irqwork; irq_handler = at86rf230_isr; } else { @@ -1202,75 +1163,65 @@ static int at86rf230_probe(struct spi_device *spi) if (rc) goto err_hw_init; - rc = request_irq(spi->irq, irq_handler, - IRQF_SHARED | pdata->irq_type, - dev_name(&spi->dev), lp); + /* Read irq status register to reset irq line */ + rc = at86rf230_read_subreg(lp, RG_IRQ_STATUS, 0xff, 0, &status); if (rc) goto err_hw_init; - /* Read irq status register to reset irq line */ - rc = at86rf230_read_subreg(lp, RG_IRQ_STATUS, 0xff, 0, &status); + rc = devm_request_irq(&spi->dev, spi->irq, irq_handler, IRQF_SHARED, + dev_name(&spi->dev), lp); if (rc) - goto err_irq; + goto err_hw_init; rc = ieee802154_register_device(lp->dev); if (rc) - goto err_irq; + goto err_hw_init; return rc; -err_irq: - free_irq(spi->irq, lp); err_hw_init: flush_work(&lp->irqwork); - spi_set_drvdata(spi, NULL); mutex_destroy(&lp->bmux); ieee802154_free_device(lp->dev); -err_gpio_dir: - if (gpio_is_valid(pdata->slp_tr)) - gpio_free(pdata->slp_tr); -err_slp_tr: - if (gpio_is_valid(pdata->rstn)) - gpio_free(pdata->rstn); return rc; } static int at86rf230_remove(struct spi_device *spi) { struct at86rf230_local *lp = spi_get_drvdata(spi); - struct at86rf230_platform_data *pdata = spi->dev.platform_data; /* mask all at86rf230 irq's */ at86rf230_write_subreg(lp, SR_IRQ_MASK, 0); ieee802154_unregister_device(lp->dev); - - free_irq(spi->irq, lp); flush_work(&lp->irqwork); - - if (gpio_is_valid(pdata->slp_tr)) - gpio_free(pdata->slp_tr); - if (gpio_is_valid(pdata->rstn)) - gpio_free(pdata->rstn); - mutex_destroy(&lp->bmux); ieee802154_free_device(lp->dev); - dev_dbg(&spi->dev, "unregistered at86rf230\n"); + return 0; } -#if IS_ENABLED(CONFIG_OF) -static struct of_device_id at86rf230_of_match[] = { +static const struct of_device_id at86rf230_of_match[] = { { .compatible = "atmel,at86rf230", }, { .compatible = "atmel,at86rf231", }, { .compatible = "atmel,at86rf233", }, { .compatible = "atmel,at86rf212", }, { }, }; -#endif +MODULE_DEVICE_TABLE(of, at86rf230_of_match); + +static const struct spi_device_id at86rf230_device_id[] = { + { .name = "at86rf230", }, + { .name = "at86rf231", }, + { .name = "at86rf233", }, + { .name = "at86rf212", }, + { }, +}; +MODULE_DEVICE_TABLE(spi, at86rf230_device_id); static struct spi_driver at86rf230_driver = { + .id_table = at86rf230_device_id, .driver = { .of_match_table = of_match_ptr(at86rf230_of_match), .name = "at86rf230", diff --git a/drivers/net/ieee802154/fakelb.c b/drivers/net/ieee802154/fakelb.c index b8d22173925d..27d83207d24c 100644 --- a/drivers/net/ieee802154/fakelb.c +++ b/drivers/net/ieee802154/fakelb.c @@ -26,6 +26,7 @@ #include <linux/timer.h> #include <linux/platform_device.h> #include <linux/netdevice.h> +#include <linux/device.h> #include <linux/spinlock.h> #include <net/mac802154.h> #include <net/wpan-phy.h> @@ -228,7 +229,8 @@ static int fakelb_probe(struct platform_device *pdev) int err = -ENOMEM; int i; - priv = kzalloc(sizeof(struct fakelb_priv), GFP_KERNEL); + priv = devm_kzalloc(&pdev->dev, sizeof(struct fakelb_priv), + GFP_KERNEL); if (!priv) goto err_alloc; @@ -248,7 +250,6 @@ static int fakelb_probe(struct platform_device *pdev) err_slave: list_for_each_entry(dp, &priv->list, list) fakelb_del(dp); - kfree(priv); err_alloc: return err; } @@ -260,7 +261,6 @@ static int fakelb_remove(struct platform_device *pdev) list_for_each_entry_safe(dp, temp, &priv->list, list) fakelb_del(dp); - kfree(priv); return 0; } diff --git a/drivers/net/irda/Kconfig b/drivers/net/irda/Kconfig index 3da44d5d9149..8d101d63abca 100644 --- a/drivers/net/irda/Kconfig +++ b/drivers/net/irda/Kconfig @@ -396,7 +396,8 @@ config MCS_FIR config SH_IRDA tristate "SuperH IrDA driver" - depends on IRDA && ARCH_SHMOBILE + depends on IRDA + depends on ARCH_SHMOBILE || COMPILE_TEST help Say Y here if your want to enable SuperH IrDA devices. diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c index e641bb240362..11dbdf36d9c1 100644 --- a/drivers/net/irda/w83977af_ir.c +++ b/drivers/net/irda/w83977af_ir.c @@ -62,10 +62,6 @@ #include "w83977af.h" #include "w83977af_ir.h" -#ifdef CONFIG_ARCH_NETWINDER /* Adjust to NetWinder differences */ -#undef CONFIG_NETWINDER_TX_DMA_PROBLEMS /* Not needed */ -#define CONFIG_NETWINDER_RX_DMA_PROBLEMS /* Must have this one! */ -#endif #define CONFIG_USE_W977_PNP /* Currently needed */ #define PIO_MAX_SPEED 115200 @@ -332,7 +328,7 @@ static int w83977af_probe(int iobase, int irq, int dma) w977_write_reg(0x74, dma+1, efbase[i]); #else w977_write_reg(0x74, dma, efbase[i]); -#endif /*CONFIG_ARCH_NETWINDER */ +#endif /* CONFIG_ARCH_NETWINDER */ w977_write_reg(0x75, 0x04, efbase[i]); /* Disable Tx DMA */ /* Set append hardware CRC, enable IR bank selection */ @@ -563,10 +559,6 @@ static netdev_tx_t w83977af_hard_xmit(struct sk_buff *skb, static void w83977af_dma_write(struct w83977af_ir *self, int iobase) { __u8 set; -#ifdef CONFIG_NETWINDER_TX_DMA_PROBLEMS - unsigned long flags; - __u8 hcr; -#endif IRDA_DEBUG(4, "%s(), len=%d\n", __func__ , self->tx_buff.len); /* Save current set */ @@ -579,30 +571,13 @@ static void w83977af_dma_write(struct w83977af_ir *self, int iobase) /* Choose transmit DMA channel */ switch_bank(iobase, SET2); outb(ADCR1_D_CHSW|/*ADCR1_DMA_F|*/ADCR1_ADV_SL, iobase+ADCR1); -#ifdef CONFIG_NETWINDER_TX_DMA_PROBLEMS - spin_lock_irqsave(&self->lock, flags); - - disable_dma(self->io.dma); - clear_dma_ff(self->io.dma); - set_dma_mode(self->io.dma, DMA_MODE_READ); - set_dma_addr(self->io.dma, self->tx_buff_dma); - set_dma_count(self->io.dma, self->tx_buff.len); -#else irda_setup_dma(self->io.dma, self->tx_buff_dma, self->tx_buff.len, DMA_MODE_WRITE); -#endif self->io.direction = IO_XMIT; /* Enable DMA */ switch_bank(iobase, SET0); -#ifdef CONFIG_NETWINDER_TX_DMA_PROBLEMS - hcr = inb(iobase+HCR); - outb(hcr | HCR_EN_DMA, iobase+HCR); - enable_dma(self->io.dma); - spin_unlock_irqrestore(&self->lock, flags); -#else outb(inb(iobase+HCR) | HCR_EN_DMA | HCR_TX_WT, iobase+HCR); -#endif /* Restore set register */ outb(set, iobase+SSR); @@ -711,7 +686,7 @@ static int w83977af_dma_receive(struct w83977af_ir *self) { int iobase; __u8 set; -#ifdef CONFIG_NETWINDER_RX_DMA_PROBLEMS +#ifdef CONFIG_ARCH_NETWINDER unsigned long flags; __u8 hcr; #endif @@ -736,7 +711,7 @@ static int w83977af_dma_receive(struct w83977af_ir *self) self->io.direction = IO_RECV; self->rx_buff.data = self->rx_buff.head; -#ifdef CONFIG_NETWINDER_RX_DMA_PROBLEMS +#ifdef CONFIG_ARCH_NETWINDER spin_lock_irqsave(&self->lock, flags); disable_dma(self->io.dma); @@ -759,7 +734,7 @@ static int w83977af_dma_receive(struct w83977af_ir *self) /* Enable DMA */ switch_bank(iobase, SET0); -#ifdef CONFIG_NETWINDER_RX_DMA_PROBLEMS +#ifdef CONFIG_ARCH_NETWINDER hcr = inb(iobase+HCR); outb(hcr | HCR_EN_DMA, iobase+HCR); enable_dma(self->io.dma); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 8b8220fcdd3d..f4701da19a02 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -44,9 +44,10 @@ struct macvlan_port { struct sk_buff_head bc_queue; struct work_struct bc_work; bool passthru; - int count; }; +#define MACVLAN_PORT_IS_EMPTY(port) list_empty(&port->vlans) + struct macvlan_skb_cb { const struct macvlan_dev *src; }; @@ -239,25 +240,28 @@ static void macvlan_process_broadcast(struct work_struct *w) static void macvlan_broadcast_enqueue(struct macvlan_port *port, struct sk_buff *skb) { + struct sk_buff *nskb; int err = -ENOMEM; - skb = skb_clone(skb, GFP_ATOMIC); - if (!skb) + nskb = skb_clone(skb, GFP_ATOMIC); + if (!nskb) goto err; spin_lock(&port->bc_queue.lock); if (skb_queue_len(&port->bc_queue) < skb->dev->tx_queue_len) { - __skb_queue_tail(&port->bc_queue, skb); + __skb_queue_tail(&port->bc_queue, nskb); err = 0; } spin_unlock(&port->bc_queue.lock); if (err) - goto err; + goto free_nskb; schedule_work(&port->bc_work); return; +free_nskb: + kfree_skb(nskb); err: atomic_long_inc(&skb->dev->rx_dropped); } @@ -329,11 +333,9 @@ static int macvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev) const struct macvlan_dev *vlan = netdev_priv(dev); const struct macvlan_port *port = vlan->port; const struct macvlan_dev *dest; - __u8 ip_summed = skb->ip_summed; if (vlan->mode == MACVLAN_MODE_BRIDGE) { const struct ethhdr *eth = (void *)skb->data; - skb->ip_summed = CHECKSUM_UNNECESSARY; /* send to other bridge ports directly */ if (is_multicast_ether_addr(eth->h_dest)) { @@ -351,7 +353,6 @@ static int macvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev) } xmit_world: - skb->ip_summed = ip_summed; skb->dev = vlan->lowerdev; return dev_queue_xmit(skb); } @@ -628,8 +629,7 @@ static void macvlan_uninit(struct net_device *dev) free_percpu(vlan->pcpu_stats); - port->count -= 1; - if (!port->count) + if (MACVLAN_PORT_IS_EMPTY(port)) macvlan_port_destroy(port->dev); } @@ -931,13 +931,12 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, vlan->flags = nla_get_u16(data[IFLA_MACVLAN_FLAGS]); if (vlan->mode == MACVLAN_MODE_PASSTHRU) { - if (port->count) + if (!MACVLAN_PORT_IS_EMPTY(port)) return -EINVAL; port->passthru = true; eth_hw_addr_inherit(dev, lowerdev); } - port->count += 1; err = register_netdevice(dev); if (err < 0) goto destroy_port; @@ -955,8 +954,7 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, unregister_netdev: unregister_netdevice(dev); destroy_port: - port->count -= 1; - if (!port->count) + if (MACVLAN_PORT_IS_EMPTY(port)) macvlan_port_destroy(lowerdev); return err; @@ -1091,6 +1089,13 @@ static int macvlan_device_event(struct notifier_block *unused, netdev_update_features(vlan->dev); } break; + case NETDEV_CHANGEMTU: + list_for_each_entry(vlan, &port->vlans, list) { + if (vlan->dev->mtu <= dev->mtu) + continue; + dev_set_mtu(vlan->dev, dev->mtu); + } + break; case NETDEV_UNREGISTER: /* twiddle thumbs on netns device moves */ if (dev->reg_state != NETREG_UNREGISTERING) diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index ff111a89e17f..3381c4f91a8c 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -322,6 +322,15 @@ static rx_handler_result_t macvtap_handle_frame(struct sk_buff **pskb) segs = nskb; } } else { + /* If we receive a partial checksum and the tap side + * doesn't support checksum offload, compute the checksum. + * Note: it doesn't matter which checksum feature to + * check, we either support them all or none. + */ + if (skb->ip_summed == CHECKSUM_PARTIAL && + !(features & NETIF_F_ALL_CSUM) && + skb_checksum_help(skb)) + goto drop; skb_queue_tail(&q->sk.sk_receive_queue, skb); } diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c index 63aa9d9e34c5..27536aa89199 100644 --- a/drivers/net/ntb_netdev.c +++ b/drivers/net/ntb_netdev.c @@ -348,7 +348,7 @@ static int ntb_netdev_probe(struct pci_dev *pdev) memcpy(ndev->dev_addr, ndev->perm_addr, ndev->addr_len); ndev->netdev_ops = &ntb_netdev_ops; - SET_ETHTOOL_OPS(ndev, &ntb_ethtool_ops); + ndev->ethtool_ops = &ntb_ethtool_ops; dev->qp = ntb_transport_create_queue(ndev, pdev, &ntb_netdev_handlers); if (!dev->qp) { diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index b256083aa69e..6c622aedbae1 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -253,8 +253,7 @@ static int __init atheros_init(void) static void __exit atheros_exit(void) { - return phy_drivers_unregister(at803x_driver, - ARRAY_SIZE(at803x_driver)); + phy_drivers_unregister(at803x_driver, ARRAY_SIZE(at803x_driver)); } module_init(atheros_init); diff --git a/drivers/net/phy/fixed.c b/drivers/net/phy/fixed.c index ba55adfc7aae..d60d875cb445 100644 --- a/drivers/net/phy/fixed.c +++ b/drivers/net/phy/fixed.c @@ -21,6 +21,7 @@ #include <linux/phy_fixed.h> #include <linux/err.h> #include <linux/slab.h> +#include <linux/of.h> #define MII_REGS_NUM 29 @@ -31,7 +32,7 @@ struct fixed_mdio_bus { }; struct fixed_phy { - int id; + int addr; u16 regs[MII_REGS_NUM]; struct phy_device *phydev; struct fixed_phy_status status; @@ -104,8 +105,8 @@ static int fixed_phy_update_regs(struct fixed_phy *fp) if (fp->status.asym_pause) lpa |= LPA_PAUSE_ASYM; - fp->regs[MII_PHYSID1] = fp->id >> 16; - fp->regs[MII_PHYSID2] = fp->id; + fp->regs[MII_PHYSID1] = 0; + fp->regs[MII_PHYSID2] = 0; fp->regs[MII_BMSR] = bmsr; fp->regs[MII_BMCR] = bmcr; @@ -115,7 +116,7 @@ static int fixed_phy_update_regs(struct fixed_phy *fp) return 0; } -static int fixed_mdio_read(struct mii_bus *bus, int phy_id, int reg_num) +static int fixed_mdio_read(struct mii_bus *bus, int phy_addr, int reg_num) { struct fixed_mdio_bus *fmb = bus->priv; struct fixed_phy *fp; @@ -124,7 +125,7 @@ static int fixed_mdio_read(struct mii_bus *bus, int phy_id, int reg_num) return -1; list_for_each_entry(fp, &fmb->phys, node) { - if (fp->id == phy_id) { + if (fp->addr == phy_addr) { /* Issue callback if user registered it. */ if (fp->link_update) { fp->link_update(fp->phydev->attached_dev, @@ -138,7 +139,7 @@ static int fixed_mdio_read(struct mii_bus *bus, int phy_id, int reg_num) return 0xFFFF; } -static int fixed_mdio_write(struct mii_bus *bus, int phy_id, int reg_num, +static int fixed_mdio_write(struct mii_bus *bus, int phy_addr, int reg_num, u16 val) { return 0; @@ -160,7 +161,7 @@ int fixed_phy_set_link_update(struct phy_device *phydev, return -EINVAL; list_for_each_entry(fp, &fmb->phys, node) { - if (fp->id == phydev->phy_id) { + if (fp->addr == phydev->addr) { fp->link_update = link_update; fp->phydev = phydev; return 0; @@ -171,7 +172,7 @@ int fixed_phy_set_link_update(struct phy_device *phydev, } EXPORT_SYMBOL_GPL(fixed_phy_set_link_update); -int fixed_phy_add(unsigned int irq, int phy_id, +int fixed_phy_add(unsigned int irq, int phy_addr, struct fixed_phy_status *status) { int ret; @@ -184,9 +185,9 @@ int fixed_phy_add(unsigned int irq, int phy_id, memset(fp->regs, 0xFF, sizeof(fp->regs[0]) * MII_REGS_NUM); - fmb->irqs[phy_id] = irq; + fmb->irqs[phy_addr] = irq; - fp->id = phy_id; + fp->addr = phy_addr; fp->status = *status; ret = fixed_phy_update_regs(fp); @@ -203,6 +204,66 @@ err_regs: } EXPORT_SYMBOL_GPL(fixed_phy_add); +void fixed_phy_del(int phy_addr) +{ + struct fixed_mdio_bus *fmb = &platform_fmb; + struct fixed_phy *fp, *tmp; + + list_for_each_entry_safe(fp, tmp, &fmb->phys, node) { + if (fp->addr == phy_addr) { + list_del(&fp->node); + kfree(fp); + return; + } + } +} +EXPORT_SYMBOL_GPL(fixed_phy_del); + +static int phy_fixed_addr; +static DEFINE_SPINLOCK(phy_fixed_addr_lock); + +int fixed_phy_register(unsigned int irq, + struct fixed_phy_status *status, + struct device_node *np) +{ + struct fixed_mdio_bus *fmb = &platform_fmb; + struct phy_device *phy; + int phy_addr; + int ret; + + /* Get the next available PHY address, up to PHY_MAX_ADDR */ + spin_lock(&phy_fixed_addr_lock); + if (phy_fixed_addr == PHY_MAX_ADDR) { + spin_unlock(&phy_fixed_addr_lock); + return -ENOSPC; + } + phy_addr = phy_fixed_addr++; + spin_unlock(&phy_fixed_addr_lock); + + ret = fixed_phy_add(PHY_POLL, phy_addr, status); + if (ret < 0) + return ret; + + phy = get_phy_device(fmb->mii_bus, phy_addr, false); + if (!phy || IS_ERR(phy)) { + fixed_phy_del(phy_addr); + return -EINVAL; + } + + of_node_get(np); + phy->dev.of_node = np; + + ret = phy_device_register(phy); + if (ret) { + phy_device_free(phy); + of_node_put(np); + fixed_phy_del(phy_addr); + return ret; + } + + return 0; +} + static int __init fixed_mdio_bus_init(void) { struct fixed_mdio_bus *fmb = &platform_fmb; diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c index 9c4defdec67b..5f1a2250018f 100644 --- a/drivers/net/phy/mdio-gpio.c +++ b/drivers/net/phy/mdio-gpio.c @@ -215,6 +215,10 @@ static int mdio_gpio_probe(struct platform_device *pdev) if (pdev->dev.of_node) { pdata = mdio_gpio_of_get_data(pdev); bus_id = of_alias_get_id(pdev->dev.of_node, "mdio-gpio"); + if (bus_id < 0) { + dev_warn(&pdev->dev, "failed to get alias id\n"); + bus_id = 0; + } } else { pdata = dev_get_platdata(&pdev->dev); bus_id = pdev->id; diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 76f54b32a120..a6284964b711 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -69,6 +69,73 @@ struct mii_bus *mdiobus_alloc_size(size_t size) } EXPORT_SYMBOL(mdiobus_alloc_size); +static void _devm_mdiobus_free(struct device *dev, void *res) +{ + mdiobus_free(*(struct mii_bus **)res); +} + +static int devm_mdiobus_match(struct device *dev, void *res, void *data) +{ + struct mii_bus **r = res; + + if (WARN_ON(!r || !*r)) + return 0; + + return *r == data; +} + +/** + * devm_mdiobus_alloc_size - Resource-managed mdiobus_alloc_size() + * @dev: Device to allocate mii_bus for + * @sizeof_priv: Space to allocate for private structure. + * + * Managed mdiobus_alloc_size. mii_bus allocated with this function is + * automatically freed on driver detach. + * + * If an mii_bus allocated with this function needs to be freed separately, + * devm_mdiobus_free() must be used. + * + * RETURNS: + * Pointer to allocated mii_bus on success, NULL on failure. + */ +struct mii_bus *devm_mdiobus_alloc_size(struct device *dev, int sizeof_priv) +{ + struct mii_bus **ptr, *bus; + + ptr = devres_alloc(_devm_mdiobus_free, sizeof(*ptr), GFP_KERNEL); + if (!ptr) + return NULL; + + /* use raw alloc_dr for kmalloc caller tracing */ + bus = mdiobus_alloc_size(sizeof_priv); + if (bus) { + *ptr = bus; + devres_add(dev, ptr); + } else { + devres_free(ptr); + } + + return bus; +} +EXPORT_SYMBOL_GPL(devm_mdiobus_alloc_size); + +/** + * devm_mdiobus_free - Resource-managed mdiobus_free() + * @dev: Device this mii_bus belongs to + * @bus: the mii_bus associated with the device + * + * Free mii_bus allocated with devm_mdiobus_alloc_size(). + */ +void devm_mdiobus_free(struct device *dev, struct mii_bus *bus) +{ + int rc; + + rc = devres_release(dev, _devm_mdiobus_free, + devm_mdiobus_match, bus); + WARN_ON(rc); +} +EXPORT_SYMBOL_GPL(devm_mdiobus_free); + /** * mdiobus_release - mii_bus device release callback * @d: the target struct device that contains the mii_bus diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 5ad971a55c5d..bc7c7d2f75f2 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -246,13 +246,13 @@ static int ksz9021_load_values_from_of(struct phy_device *phydev, if (val1 != -1) newval = ((newval & 0xfff0) | ((val1 / PS_TO_REG) & 0xf) << 0); - if (val2 != -1) + if (val2 != -2) newval = ((newval & 0xff0f) | ((val2 / PS_TO_REG) & 0xf) << 4); - if (val3 != -1) + if (val3 != -3) newval = ((newval & 0xf0ff) | ((val3 / PS_TO_REG) & 0xf) << 8); - if (val4 != -1) + if (val4 != -4) newval = ((newval & 0x0fff) | ((val4 / PS_TO_REG) & 0xf) << 12); return kszphy_extended_write(phydev, reg, newval); @@ -283,6 +283,110 @@ static int ksz9021_config_init(struct phy_device *phydev) return 0; } +#define MII_KSZ9031RN_MMD_CTRL_REG 0x0d +#define MII_KSZ9031RN_MMD_REGDATA_REG 0x0e +#define OP_DATA 1 +#define KSZ9031_PS_TO_REG 60 + +/* Extended registers */ +#define MII_KSZ9031RN_CONTROL_PAD_SKEW 4 +#define MII_KSZ9031RN_RX_DATA_PAD_SKEW 5 +#define MII_KSZ9031RN_TX_DATA_PAD_SKEW 6 +#define MII_KSZ9031RN_CLK_PAD_SKEW 8 + +static int ksz9031_extended_write(struct phy_device *phydev, + u8 mode, u32 dev_addr, u32 regnum, u16 val) +{ + phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr); + phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum); + phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr); + return phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, val); +} + +static int ksz9031_extended_read(struct phy_device *phydev, + u8 mode, u32 dev_addr, u32 regnum) +{ + phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, dev_addr); + phy_write(phydev, MII_KSZ9031RN_MMD_REGDATA_REG, regnum); + phy_write(phydev, MII_KSZ9031RN_MMD_CTRL_REG, (mode << 14) | dev_addr); + return phy_read(phydev, MII_KSZ9031RN_MMD_REGDATA_REG); +} + +static int ksz9031_of_load_skew_values(struct phy_device *phydev, + struct device_node *of_node, + u16 reg, size_t field_sz, + char *field[], u8 numfields) +{ + int val[4] = {-1, -2, -3, -4}; + int matches = 0; + u16 mask; + u16 maxval; + u16 newval; + int i; + + for (i = 0; i < numfields; i++) + if (!of_property_read_u32(of_node, field[i], val + i)) + matches++; + + if (!matches) + return 0; + + if (matches < numfields) + newval = ksz9031_extended_read(phydev, OP_DATA, 2, reg); + else + newval = 0; + + maxval = (field_sz == 4) ? 0xf : 0x1f; + for (i = 0; i < numfields; i++) + if (val[i] != -(i + 1)) { + mask = 0xffff; + mask ^= maxval << (field_sz * i); + newval = (newval & mask) | + (((val[i] / KSZ9031_PS_TO_REG) & maxval) + << (field_sz * i)); + } + + return ksz9031_extended_write(phydev, OP_DATA, 2, reg, newval); +} + +static int ksz9031_config_init(struct phy_device *phydev) +{ + struct device *dev = &phydev->dev; + struct device_node *of_node = dev->of_node; + char *clk_skews[2] = {"rxc-skew-ps", "txc-skew-ps"}; + char *rx_data_skews[4] = { + "rxd0-skew-ps", "rxd1-skew-ps", + "rxd2-skew-ps", "rxd3-skew-ps" + }; + char *tx_data_skews[4] = { + "txd0-skew-ps", "txd1-skew-ps", + "txd2-skew-ps", "txd3-skew-ps" + }; + char *control_skews[2] = {"txen-skew-ps", "rxdv-skew-ps"}; + + if (!of_node && dev->parent->of_node) + of_node = dev->parent->of_node; + + if (of_node) { + ksz9031_of_load_skew_values(phydev, of_node, + MII_KSZ9031RN_CLK_PAD_SKEW, 5, + clk_skews, 2); + + ksz9031_of_load_skew_values(phydev, of_node, + MII_KSZ9031RN_CONTROL_PAD_SKEW, 4, + control_skews, 2); + + ksz9031_of_load_skew_values(phydev, of_node, + MII_KSZ9031RN_RX_DATA_PAD_SKEW, 4, + rx_data_skews, 4); + + ksz9031_of_load_skew_values(phydev, of_node, + MII_KSZ9031RN_TX_DATA_PAD_SKEW, 4, + tx_data_skews, 4); + } + return 0; +} + #define KSZ8873MLL_GLOBAL_CONTROL_4 0x06 #define KSZ8873MLL_GLOBAL_CONTROL_4_DUPLEX (1 << 6) #define KSZ8873MLL_GLOBAL_CONTROL_4_SPEED (1 << 4) @@ -469,7 +573,7 @@ static struct phy_driver ksphy_driver[] = { .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause | SUPPORTED_Asym_Pause), .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, - .config_init = kszphy_config_init, + .config_init = ksz9031_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .ack_interrupt = kszphy_ack_interrupt, diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 1b6d09aef427..a972056b2249 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -765,6 +765,17 @@ void phy_state_machine(struct work_struct *work) break; if (phydev->link) { + if (AUTONEG_ENABLE == phydev->autoneg) { + err = phy_aneg_done(phydev); + if (err < 0) + break; + + if (!err) { + phydev->state = PHY_AN; + phydev->link_timeout = PHY_AN_TIMEOUT; + break; + } + } phydev->state = PHY_RUNNING; netif_carrier_on(phydev->attached_dev); phydev->adjust_link(phydev->attached_dev); diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 466ae3e06322..eb3b946bd8c0 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -33,6 +33,7 @@ #include <linux/mdio.h> #include <linux/io.h> #include <linux/uaccess.h> +#include <linux/of.h> #include <asm/irq.h> @@ -1072,9 +1073,6 @@ int genphy_config_init(struct phy_device *phydev) int val; u32 features; - /* For now, I'll claim that the generic driver supports - * all possible port types - */ features = (SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_AUI | SUPPORTED_FIBRE | SUPPORTED_BNC); @@ -1107,8 +1105,8 @@ int genphy_config_init(struct phy_device *phydev) features |= SUPPORTED_1000baseT_Half; } - phydev->supported = features; - phydev->advertising = features; + phydev->supported &= features; + phydev->advertising &= features; return 0; } @@ -1169,6 +1167,38 @@ static int gen10g_resume(struct phy_device *phydev) return 0; } +static void of_set_phy_supported(struct phy_device *phydev) +{ + struct device_node *node = phydev->dev.of_node; + u32 max_speed; + + if (!IS_ENABLED(CONFIG_OF_MDIO)) + return; + + if (!node) + return; + + if (!of_property_read_u32(node, "max-speed", &max_speed)) { + /* The default values for phydev->supported are provided by the PHY + * driver "features" member, we want to reset to sane defaults fist + * before supporting higher speeds. + */ + phydev->supported &= PHY_DEFAULT_FEATURES; + + switch (max_speed) { + default: + return; + + case SPEED_1000: + phydev->supported |= PHY_1000BT_FEATURES; + case SPEED_100: + phydev->supported |= PHY_100BT_FEATURES; + case SPEED_10: + phydev->supported |= PHY_10BT_FEATURES; + } + } +} + /** * phy_probe - probe and init a PHY device * @dev: device to probe and init @@ -1203,7 +1233,8 @@ static int phy_probe(struct device *dev) * or both of these values */ phydev->supported = phydrv->features; - phydev->advertising = phydrv->features; + of_set_phy_supported(phydev); + phydev->advertising = phydev->supported; /* Set the state to READY by default */ phydev->state = PHY_READY; @@ -1296,7 +1327,9 @@ static struct phy_driver genphy_driver[] = { .name = "Generic PHY", .soft_reset = genphy_soft_reset, .config_init = genphy_config_init, - .features = 0, + .features = PHY_GBIT_FEATURES | SUPPORTED_MII | + SUPPORTED_AUI | SUPPORTED_FIBRE | + SUPPORTED_BNC, .config_aneg = genphy_config_aneg, .aneg_done = genphy_aneg_done, .read_status = genphy_read_status, diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c index 11f34813e23f..180c49479c42 100644 --- a/drivers/net/phy/smsc.c +++ b/drivers/net/phy/smsc.c @@ -249,8 +249,7 @@ static int __init smsc_init(void) static void __exit smsc_exit(void) { - return phy_drivers_unregister(smsc_phy_driver, - ARRAY_SIZE(smsc_phy_driver)); + phy_drivers_unregister(smsc_phy_driver, ARRAY_SIZE(smsc_phy_driver)); } MODULE_DESCRIPTION("SMSC PHY driver"); diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c index 14372c65a7e8..5dc0935da99c 100644 --- a/drivers/net/phy/vitesse.c +++ b/drivers/net/phy/vitesse.c @@ -319,8 +319,7 @@ static int __init vsc82xx_init(void) static void __exit vsc82xx_exit(void) { - return phy_drivers_unregister(vsc82xx_driver, - ARRAY_SIZE(vsc82xx_driver)); + phy_drivers_unregister(vsc82xx_driver, ARRAY_SIZE(vsc82xx_driver)); } module_init(vsc82xx_init); diff --git a/drivers/net/rionet.c b/drivers/net/rionet.c index a8497183ff8b..dac7a0d9bb46 100644 --- a/drivers/net/rionet.c +++ b/drivers/net/rionet.c @@ -494,7 +494,7 @@ static int rionet_setup_netdev(struct rio_mport *mport, struct net_device *ndev) ndev->mtu = RIO_MAX_MSG_SIZE - 14; ndev->features = NETIF_F_LLTX; SET_NETDEV_DEV(ndev, &mport->dev); - SET_ETHTOOL_OPS(ndev, &rionet_ethtool_ops); + ndev->ethtool_ops = &rionet_ethtool_ops; spin_lock_init(&rnet->lock); spin_lock_init(&rnet->tx_lock); diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c index cc70ecfc7062..ad4a94e9ff57 100644 --- a/drivers/net/slip/slip.c +++ b/drivers/net/slip/slip.c @@ -429,13 +429,13 @@ static void slip_write_wakeup(struct tty_struct *tty) if (!sl || sl->magic != SLIP_MAGIC || !netif_running(sl->dev)) return; - spin_lock(&sl->lock); + spin_lock_bh(&sl->lock); if (sl->xleft <= 0) { /* Now serial buffer is almost free & we can start * transmission of another packet */ sl->dev->stats.tx_packets++; clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags); - spin_unlock(&sl->lock); + spin_unlock_bh(&sl->lock); sl_unlock(sl); return; } @@ -443,7 +443,7 @@ static void slip_write_wakeup(struct tty_struct *tty) actual = tty->ops->write(tty, sl->xhead, sl->xleft); sl->xleft -= actual; sl->xhead += actual; - spin_unlock(&sl->lock); + spin_unlock_bh(&sl->lock); } static void sl_tx_timeout(struct net_device *dev) diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 33008c1d1d67..9a9ce8debefa 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -968,7 +968,7 @@ static void team_port_disable(struct team *team, static void __team_compute_features(struct team *team) { struct team_port *port; - u32 vlan_features = TEAM_VLAN_FEATURES; + u32 vlan_features = TEAM_VLAN_FEATURES & NETIF_F_ALL_FOR_ALL; unsigned short max_hard_header_len = ETH_HLEN; unsigned int flags, dst_release_flag = IFF_XMIT_DST_RELEASE; @@ -2834,8 +2834,10 @@ static int team_device_event(struct notifier_block *unused, case NETDEV_UP: if (netif_carrier_ok(dev)) team_port_change_check(port, true); + break; case NETDEV_DOWN: team_port_change_check(port, false); + break; case NETDEV_CHANGE: if (netif_running(port->dev)) team_port_change_check(port, diff --git a/drivers/net/tun.c b/drivers/net/tun.c index ee328ba101e7..98bad1fb1bfb 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -498,12 +498,12 @@ static void tun_detach_all(struct net_device *dev) for (i = 0; i < n; i++) { tfile = rtnl_dereference(tun->tfiles[i]); BUG_ON(!tfile); - wake_up_all(&tfile->wq.wait); + tfile->socket.sk->sk_data_ready(tfile->socket.sk); RCU_INIT_POINTER(tfile->tun, NULL); --tun->numqueues; } list_for_each_entry(tfile, &tun->disabled, next) { - wake_up_all(&tfile->wq.wait); + tfile->socket.sk->sk_data_ready(tfile->socket.sk); RCU_INIT_POINTER(tfile->tun, NULL); } BUG_ON(tun->numqueues != 0); @@ -807,8 +807,7 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) /* Notify and wake up reader process */ if (tfile->flags & TUN_FASYNC) kill_fasync(&tfile->fasync, SIGIO, POLL_IN); - wake_up_interruptible_poll(&tfile->wq.wait, POLLIN | - POLLRDNORM | POLLRDBAND); + tfile->socket.sk->sk_data_ready(tfile->socket.sk); rcu_read_unlock(); return NETDEV_TX_OK; @@ -965,7 +964,7 @@ static unsigned int tun_chr_poll(struct file *file, poll_table *wait) tun_debug(KERN_INFO, tun, "tun_chr_poll\n"); - poll_wait(file, &tfile->wq.wait, wait); + poll_wait(file, sk_sleep(sk), wait); if (!skb_queue_empty(&sk->sk_receive_queue)) mask |= POLLIN | POLLRDNORM; @@ -1330,47 +1329,26 @@ done: static ssize_t tun_do_read(struct tun_struct *tun, struct tun_file *tfile, const struct iovec *iv, ssize_t len, int noblock) { - DECLARE_WAITQUEUE(wait, current); struct sk_buff *skb; ssize_t ret = 0; + int peeked, err, off = 0; tun_debug(KERN_INFO, tun, "tun_do_read\n"); - if (unlikely(!noblock)) - add_wait_queue(&tfile->wq.wait, &wait); - while (len) { - if (unlikely(!noblock)) - current->state = TASK_INTERRUPTIBLE; + if (!len) + return ret; - /* Read frames from the queue */ - if (!(skb = skb_dequeue(&tfile->socket.sk->sk_receive_queue))) { - if (noblock) { - ret = -EAGAIN; - break; - } - if (signal_pending(current)) { - ret = -ERESTARTSYS; - break; - } - if (tun->dev->reg_state != NETREG_REGISTERED) { - ret = -EIO; - break; - } - - /* Nothing to read, let's sleep */ - schedule(); - continue; - } + if (tun->dev->reg_state != NETREG_REGISTERED) + return -EIO; + /* Read frames from queue */ + skb = __skb_recv_datagram(tfile->socket.sk, noblock ? MSG_DONTWAIT : 0, + &peeked, &off, &err); + if (skb) { ret = tun_put_user(tun, tfile, skb, iv, len); kfree_skb(skb); - break; - } - - if (unlikely(!noblock)) { - current->state = TASK_RUNNING; - remove_wait_queue(&tfile->wq.wait, &wait); - } + } else + ret = err; return ret; } @@ -2199,8 +2177,8 @@ static int tun_chr_open(struct inode *inode, struct file * file) tfile->flags = 0; tfile->ifindex = 0; - rcu_assign_pointer(tfile->socket.wq, &tfile->wq); init_waitqueue_head(&tfile->wq.wait); + RCU_INIT_POINTER(tfile->socket.wq, &tfile->wq); tfile->socket.file = file; tfile->socket.ops = &tun_socket_ops; diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c index 630caf48f63a..8cfc3bb0c6a6 100644 --- a/drivers/net/usb/catc.c +++ b/drivers/net/usb/catc.c @@ -793,7 +793,7 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id netdev->netdev_ops = &catc_netdev_ops; netdev->watchdog_timeo = TX_TIMEOUT; - SET_ETHTOOL_OPS(netdev, &ops); + netdev->ethtool_ops = &ops; catc->usbdev = usbdev; catc->netdev = netdev; diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index c9f3281506af..5ee7a1dbc023 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -24,13 +24,21 @@ #include <net/ipv6.h> #include <net/addrconf.h> +/* alternative VLAN for IP session 0 if not untagged */ +#define MBIM_IPS0_VID 4094 + /* driver specific data - must match cdc_ncm usage */ struct cdc_mbim_state { struct cdc_ncm_ctx *ctx; atomic_t pmcount; struct usb_driver *subdriver; - struct usb_interface *control; - struct usb_interface *data; + unsigned long _unused; + unsigned long flags; +}; + +/* flags for the cdc_mbim_state.flags field */ +enum cdc_mbim_flags { + FLAG_IPS0_VLAN = 1 << 0, /* IP session 0 is tagged */ }; /* using a counter to merge subdriver requests with our own into a combined state */ @@ -62,16 +70,91 @@ static int cdc_mbim_wdm_manage_power(struct usb_interface *intf, int status) return cdc_mbim_manage_power(dev, status); } +static int cdc_mbim_rx_add_vid(struct net_device *netdev, __be16 proto, u16 vid) +{ + struct usbnet *dev = netdev_priv(netdev); + struct cdc_mbim_state *info = (void *)&dev->data; + + /* creation of this VLAN is a request to tag IP session 0 */ + if (vid == MBIM_IPS0_VID) + info->flags |= FLAG_IPS0_VLAN; + else + if (vid >= 512) /* we don't map these to MBIM session */ + return -EINVAL; + return 0; +} + +static int cdc_mbim_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid) +{ + struct usbnet *dev = netdev_priv(netdev); + struct cdc_mbim_state *info = (void *)&dev->data; + + /* this is a request for an untagged IP session 0 */ + if (vid == MBIM_IPS0_VID) + info->flags &= ~FLAG_IPS0_VLAN; + return 0; +} + +static const struct net_device_ops cdc_mbim_netdev_ops = { + .ndo_open = usbnet_open, + .ndo_stop = usbnet_stop, + .ndo_start_xmit = usbnet_start_xmit, + .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_change_mtu = usbnet_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, + .ndo_vlan_rx_add_vid = cdc_mbim_rx_add_vid, + .ndo_vlan_rx_kill_vid = cdc_mbim_rx_kill_vid, +}; + +/* Change the control interface altsetting and update the .driver_info + * pointer if the matching entry after changing class codes points to + * a different struct + */ +static int cdc_mbim_set_ctrlalt(struct usbnet *dev, struct usb_interface *intf, u8 alt) +{ + struct usb_driver *driver = to_usb_driver(intf->dev.driver); + const struct usb_device_id *id; + struct driver_info *info; + int ret; + + ret = usb_set_interface(dev->udev, + intf->cur_altsetting->desc.bInterfaceNumber, + alt); + if (ret) + return ret; + + id = usb_match_id(intf, driver->id_table); + if (!id) + return -ENODEV; + + info = (struct driver_info *)id->driver_info; + if (info != dev->driver_info) { + dev_dbg(&intf->dev, "driver_info updated to '%s'\n", + info->description); + dev->driver_info = info; + } + return 0; +} static int cdc_mbim_bind(struct usbnet *dev, struct usb_interface *intf) { struct cdc_ncm_ctx *ctx; struct usb_driver *subdriver = ERR_PTR(-ENODEV); int ret = -ENODEV; - u8 data_altsetting = cdc_ncm_select_altsetting(dev, intf); + u8 data_altsetting = 1; struct cdc_mbim_state *info = (void *)&dev->data; - /* Probably NCM, defer for cdc_ncm_bind */ + /* should we change control altsetting on a NCM/MBIM function? */ + if (cdc_ncm_select_altsetting(intf) == CDC_NCM_COMM_ALTSETTING_MBIM) { + data_altsetting = CDC_NCM_DATA_ALTSETTING_MBIM; + ret = cdc_mbim_set_ctrlalt(dev, intf, CDC_NCM_COMM_ALTSETTING_MBIM); + if (ret) + goto err; + ret = -ENODEV; + } + + /* we will hit this for NCM/MBIM functions if prefer_mbim is false */ if (!cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) goto err; @@ -101,7 +184,10 @@ static int cdc_mbim_bind(struct usbnet *dev, struct usb_interface *intf) dev->net->flags |= IFF_NOARP; /* no need to put the VLAN tci in the packet headers */ - dev->net->features |= NETIF_F_HW_VLAN_CTAG_TX; + dev->net->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_FILTER; + + /* monitor VLAN additions and removals */ + dev->net->netdev_ops = &cdc_mbim_netdev_ops; err: return ret; } @@ -120,6 +206,16 @@ static void cdc_mbim_unbind(struct usbnet *dev, struct usb_interface *intf) cdc_ncm_unbind(dev, intf); } +/* verify that the ethernet protocol is IPv4 or IPv6 */ +static bool is_ip_proto(__be16 proto) +{ + switch (proto) { + case htons(ETH_P_IP): + case htons(ETH_P_IPV6): + return true; + } + return false; +} static struct sk_buff *cdc_mbim_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) { @@ -128,6 +224,7 @@ static struct sk_buff *cdc_mbim_tx_fixup(struct usbnet *dev, struct sk_buff *skb struct cdc_ncm_ctx *ctx = info->ctx; __le32 sign = cpu_to_le32(USB_CDC_MBIM_NDP16_IPS_SIGN); u16 tci = 0; + bool is_ip; u8 *c; if (!ctx) @@ -137,29 +234,50 @@ static struct sk_buff *cdc_mbim_tx_fixup(struct usbnet *dev, struct sk_buff *skb if (skb->len <= ETH_HLEN) goto error; + /* Some applications using e.g. packet sockets will + * bypass the VLAN acceleration and create tagged + * ethernet frames directly. We primarily look for + * the accelerated out-of-band tag, but fall back if + * required + */ + skb_reset_mac_header(skb); + if (vlan_get_tag(skb, &tci) < 0 && skb->len > VLAN_ETH_HLEN && + __vlan_get_tag(skb, &tci) == 0) { + is_ip = is_ip_proto(vlan_eth_hdr(skb)->h_vlan_encapsulated_proto); + skb_pull(skb, VLAN_ETH_HLEN); + } else { + is_ip = is_ip_proto(eth_hdr(skb)->h_proto); + skb_pull(skb, ETH_HLEN); + } + + /* Is IP session <0> tagged too? */ + if (info->flags & FLAG_IPS0_VLAN) { + /* drop all untagged packets */ + if (!tci) + goto error; + /* map MBIM_IPS0_VID to IPS<0> */ + if (tci == MBIM_IPS0_VID) + tci = 0; + } + /* mapping VLANs to MBIM sessions: - * no tag => IPS session <0> + * no tag => IPS session <0> if !FLAG_IPS0_VLAN * 1 - 255 => IPS session <vlanid> * 256 - 511 => DSS session <vlanid - 256> - * 512 - 4095 => unsupported, drop + * 512 - 4093 => unsupported, drop + * 4094 => IPS session <0> if FLAG_IPS0_VLAN */ - vlan_get_tag(skb, &tci); switch (tci & 0x0f00) { case 0x0000: /* VLAN ID 0 - 255 */ - /* verify that datagram is IPv4 or IPv6 */ - skb_reset_mac_header(skb); - switch (eth_hdr(skb)->h_proto) { - case htons(ETH_P_IP): - case htons(ETH_P_IPV6): - break; - default: + if (!is_ip) goto error; - } c = (u8 *)&sign; c[3] = tci; break; case 0x0100: /* VLAN ID 256 - 511 */ + if (is_ip) + goto error; sign = cpu_to_le32(USB_CDC_MBIM_NDP16_DSS_SIGN); c = (u8 *)&sign; c[3] = tci; @@ -169,7 +287,6 @@ static struct sk_buff *cdc_mbim_tx_fixup(struct usbnet *dev, struct sk_buff *skb "unsupported tci=0x%04x\n", tci); goto error; } - skb_pull(skb, ETH_HLEN); } spin_lock_bh(&ctx->mtx); @@ -204,17 +321,23 @@ static void do_neigh_solicit(struct usbnet *dev, u8 *buf, u16 tci) return; /* need to send the NA on the VLAN dev, if any */ - if (tci) - netdev = __vlan_find_dev_deep(dev->net, htons(ETH_P_8021Q), - tci); - else + rcu_read_lock(); + if (tci) { + netdev = __vlan_find_dev_deep_rcu(dev->net, htons(ETH_P_8021Q), + tci); + if (!netdev) { + rcu_read_unlock(); + return; + } + } else { netdev = dev->net; - if (!netdev) - return; + } + dev_hold(netdev); + rcu_read_unlock(); in6_dev = in6_dev_get(netdev); if (!in6_dev) - return; + goto out; is_router = !!in6_dev->cnf.forwarding; in6_dev_put(in6_dev); @@ -224,6 +347,8 @@ static void do_neigh_solicit(struct usbnet *dev, u8 *buf, u16 tci) true /* solicited */, false /* override */, true /* inc_opt */); +out: + dev_put(netdev); } static bool is_neigh_solicit(u8 *buf, size_t len) @@ -243,7 +368,7 @@ static struct sk_buff *cdc_mbim_process_dgram(struct usbnet *dev, u8 *buf, size_ __be16 proto = htons(ETH_P_802_3); struct sk_buff *skb = NULL; - if (tci < 256) { /* IPS session? */ + if (tci < 256 || tci == MBIM_IPS0_VID) { /* IPS session? */ if (len < sizeof(struct iphdr)) goto err; @@ -295,6 +420,7 @@ static int cdc_mbim_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) struct usb_cdc_ncm_dpe16 *dpe16; int ndpoffset; int loopcount = 50; /* arbitrary max preventing infinite loop */ + u32 payload = 0; u8 *c; u16 tci; @@ -313,6 +439,9 @@ next_ndp: case cpu_to_le32(USB_CDC_MBIM_NDP16_IPS_SIGN): c = (u8 *)&ndp16->dwSignature; tci = c[3]; + /* tag IPS<0> packets too if MBIM_IPS0_VID exists */ + if (!tci && info->flags & FLAG_IPS0_VLAN) + tci = MBIM_IPS0_VID; break; case cpu_to_le32(USB_CDC_MBIM_NDP16_DSS_SIGN): c = (u8 *)&ndp16->dwSignature; @@ -354,6 +483,7 @@ next_ndp: if (!skb) goto error; usbnet_skb_return(dev, skb); + payload += len; /* count payload bytes in this NTB */ } } err_ndp: @@ -362,6 +492,10 @@ err_ndp: if (ndpoffset && loopcount--) goto next_ndp; + /* update stats */ + ctx->rx_overhead += skb_in->len - payload; + ctx->rx_ntbs++; + return 1; error: return 0; diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 549dbac710ed..93c9ca9924eb 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -65,19 +65,270 @@ static void cdc_ncm_tx_timeout_start(struct cdc_ncm_ctx *ctx); static enum hrtimer_restart cdc_ncm_tx_timer_cb(struct hrtimer *hr_timer); static struct usb_driver cdc_ncm_driver; -static int cdc_ncm_setup(struct usbnet *dev) +struct cdc_ncm_stats { + char stat_string[ETH_GSTRING_LEN]; + int sizeof_stat; + int stat_offset; +}; + +#define CDC_NCM_STAT(str, m) { \ + .stat_string = str, \ + .sizeof_stat = sizeof(((struct cdc_ncm_ctx *)0)->m), \ + .stat_offset = offsetof(struct cdc_ncm_ctx, m) } +#define CDC_NCM_SIMPLE_STAT(m) CDC_NCM_STAT(__stringify(m), m) + +static const struct cdc_ncm_stats cdc_ncm_gstrings_stats[] = { + CDC_NCM_SIMPLE_STAT(tx_reason_ntb_full), + CDC_NCM_SIMPLE_STAT(tx_reason_ndp_full), + CDC_NCM_SIMPLE_STAT(tx_reason_timeout), + CDC_NCM_SIMPLE_STAT(tx_reason_max_datagram), + CDC_NCM_SIMPLE_STAT(tx_overhead), + CDC_NCM_SIMPLE_STAT(tx_ntbs), + CDC_NCM_SIMPLE_STAT(rx_overhead), + CDC_NCM_SIMPLE_STAT(rx_ntbs), +}; + +static int cdc_ncm_get_sset_count(struct net_device __always_unused *netdev, int sset) +{ + switch (sset) { + case ETH_SS_STATS: + return ARRAY_SIZE(cdc_ncm_gstrings_stats); + default: + return -EOPNOTSUPP; + } +} + +static void cdc_ncm_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats __always_unused *stats, + u64 *data) { + struct usbnet *dev = netdev_priv(netdev); struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; - u32 val; - u8 flags; - u8 iface_no; - int err; - int eth_hlen; - u16 mbim_mtu; - u16 ntb_fmt_supported; - __le16 max_datagram_size; + int i; + char *p = NULL; - iface_no = ctx->control->cur_altsetting->desc.bInterfaceNumber; + for (i = 0; i < ARRAY_SIZE(cdc_ncm_gstrings_stats); i++) { + p = (char *)ctx + cdc_ncm_gstrings_stats[i].stat_offset; + data[i] = (cdc_ncm_gstrings_stats[i].sizeof_stat == sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + } +} + +static void cdc_ncm_get_strings(struct net_device __always_unused *netdev, u32 stringset, u8 *data) +{ + u8 *p = data; + int i; + + switch (stringset) { + case ETH_SS_STATS: + for (i = 0; i < ARRAY_SIZE(cdc_ncm_gstrings_stats); i++) { + memcpy(p, cdc_ncm_gstrings_stats[i].stat_string, ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + } + } +} + +static int cdc_ncm_get_coalesce(struct net_device *netdev, + struct ethtool_coalesce *ec) +{ + struct usbnet *dev = netdev_priv(netdev); + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + + /* assuming maximum sized dgrams and ignoring NDPs */ + ec->rx_max_coalesced_frames = ctx->rx_max / ctx->max_datagram_size; + ec->tx_max_coalesced_frames = ctx->tx_max / ctx->max_datagram_size; + + /* the timer will fire CDC_NCM_TIMER_PENDING_CNT times in a row */ + ec->tx_coalesce_usecs = ctx->timer_interval / (NSEC_PER_USEC / CDC_NCM_TIMER_PENDING_CNT); + return 0; +} + +static void cdc_ncm_update_rxtx_max(struct usbnet *dev, u32 new_rx, u32 new_tx); + +static int cdc_ncm_set_coalesce(struct net_device *netdev, + struct ethtool_coalesce *ec) +{ + struct usbnet *dev = netdev_priv(netdev); + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + u32 new_rx_max = ctx->rx_max; + u32 new_tx_max = ctx->tx_max; + + /* assuming maximum sized dgrams and a single NDP */ + if (ec->rx_max_coalesced_frames) + new_rx_max = ec->rx_max_coalesced_frames * ctx->max_datagram_size; + if (ec->tx_max_coalesced_frames) + new_tx_max = ec->tx_max_coalesced_frames * ctx->max_datagram_size; + + if (ec->tx_coalesce_usecs && + (ec->tx_coalesce_usecs < CDC_NCM_TIMER_INTERVAL_MIN * CDC_NCM_TIMER_PENDING_CNT || + ec->tx_coalesce_usecs > CDC_NCM_TIMER_INTERVAL_MAX * CDC_NCM_TIMER_PENDING_CNT)) + return -EINVAL; + + spin_lock_bh(&ctx->mtx); + ctx->timer_interval = ec->tx_coalesce_usecs * (NSEC_PER_USEC / CDC_NCM_TIMER_PENDING_CNT); + if (!ctx->timer_interval) + ctx->tx_timer_pending = 0; + spin_unlock_bh(&ctx->mtx); + + /* inform device of new values */ + if (new_rx_max != ctx->rx_max || new_tx_max != ctx->tx_max) + cdc_ncm_update_rxtx_max(dev, new_rx_max, new_tx_max); + return 0; +} + +static const struct ethtool_ops cdc_ncm_ethtool_ops = { + .get_settings = usbnet_get_settings, + .set_settings = usbnet_set_settings, + .get_link = usbnet_get_link, + .nway_reset = usbnet_nway_reset, + .get_drvinfo = usbnet_get_drvinfo, + .get_msglevel = usbnet_get_msglevel, + .set_msglevel = usbnet_set_msglevel, + .get_ts_info = ethtool_op_get_ts_info, + .get_sset_count = cdc_ncm_get_sset_count, + .get_strings = cdc_ncm_get_strings, + .get_ethtool_stats = cdc_ncm_get_ethtool_stats, + .get_coalesce = cdc_ncm_get_coalesce, + .set_coalesce = cdc_ncm_set_coalesce, +}; + +/* handle rx_max and tx_max changes */ +static void cdc_ncm_update_rxtx_max(struct usbnet *dev, u32 new_rx, u32 new_tx) +{ + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + u8 iface_no = ctx->control->cur_altsetting->desc.bInterfaceNumber; + u32 val, max, min; + + /* clamp new_rx to sane values */ + min = USB_CDC_NCM_NTB_MIN_IN_SIZE; + max = min_t(u32, CDC_NCM_NTB_MAX_SIZE_RX, le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize)); + + /* dwNtbInMaxSize spec violation? Use MIN size for both limits */ + if (max < min) { + dev_warn(&dev->intf->dev, "dwNtbInMaxSize=%u is too small. Using %u\n", + le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize), min); + max = min; + } + + val = clamp_t(u32, new_rx, min, max); + if (val != new_rx) { + dev_dbg(&dev->intf->dev, "rx_max must be in the [%u, %u] range. Using %u\n", + min, max, val); + } + + /* usbnet use these values for sizing rx queues */ + dev->rx_urb_size = val; + + /* inform device about NTB input size changes */ + if (val != ctx->rx_max) { + __le32 dwNtbInMaxSize = cpu_to_le32(val); + + dev_info(&dev->intf->dev, "setting rx_max = %u\n", val); + + /* need to unlink rx urbs before increasing buffer size */ + if (netif_running(dev->net) && dev->rx_urb_size > ctx->rx_max) + usbnet_unlink_rx_urbs(dev); + + /* tell device to use new size */ + if (usbnet_write_cmd(dev, USB_CDC_SET_NTB_INPUT_SIZE, + USB_TYPE_CLASS | USB_DIR_OUT + | USB_RECIP_INTERFACE, + 0, iface_no, &dwNtbInMaxSize, 4) < 0) + dev_dbg(&dev->intf->dev, "Setting NTB Input Size failed\n"); + else + ctx->rx_max = val; + } + + /* clamp new_tx to sane values */ + min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16); + max = min_t(u32, CDC_NCM_NTB_MAX_SIZE_TX, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize)); + + /* some devices set dwNtbOutMaxSize too low for the above default */ + min = min(min, max); + + val = clamp_t(u32, new_tx, min, max); + if (val != new_tx) { + dev_dbg(&dev->intf->dev, "tx_max must be in the [%u, %u] range. Using %u\n", + min, max, val); + } + if (val != ctx->tx_max) + dev_info(&dev->intf->dev, "setting tx_max = %u\n", val); + + /* Adding a pad byte here if necessary simplifies the handling + * in cdc_ncm_fill_tx_frame, making tx_max always represent + * the real skb max size. + * + * We cannot use dev->maxpacket here because this is called from + * .bind which is called before usbnet sets up dev->maxpacket + */ + if (val != le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize) && + val % usb_maxpacket(dev->udev, dev->out, 1) == 0) + val++; + + /* we might need to flush any pending tx buffers if running */ + if (netif_running(dev->net) && val > ctx->tx_max) { + netif_tx_lock_bh(dev->net); + usbnet_start_xmit(NULL, dev->net); + ctx->tx_max = val; + netif_tx_unlock_bh(dev->net); + } else { + ctx->tx_max = val; + } + + dev->hard_mtu = ctx->tx_max; + + /* max qlen depend on hard_mtu and rx_urb_size */ + usbnet_update_max_qlen(dev); + + /* never pad more than 3 full USB packets per transfer */ + ctx->min_tx_pkt = clamp_t(u16, ctx->tx_max - 3 * usb_maxpacket(dev->udev, dev->out, 1), + CDC_NCM_MIN_TX_PKT, ctx->tx_max); +} + +/* helpers for NCM and MBIM differences */ +static u8 cdc_ncm_flags(struct usbnet *dev) +{ + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + + if (cdc_ncm_comm_intf_is_mbim(dev->intf->cur_altsetting) && ctx->mbim_desc) + return ctx->mbim_desc->bmNetworkCapabilities; + if (ctx->func_desc) + return ctx->func_desc->bmNetworkCapabilities; + return 0; +} + +static int cdc_ncm_eth_hlen(struct usbnet *dev) +{ + if (cdc_ncm_comm_intf_is_mbim(dev->intf->cur_altsetting)) + return 0; + return ETH_HLEN; +} + +static u32 cdc_ncm_min_dgram_size(struct usbnet *dev) +{ + if (cdc_ncm_comm_intf_is_mbim(dev->intf->cur_altsetting)) + return CDC_MBIM_MIN_DATAGRAM_SIZE; + return CDC_NCM_MIN_DATAGRAM_SIZE; +} + +static u32 cdc_ncm_max_dgram_size(struct usbnet *dev) +{ + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + + if (cdc_ncm_comm_intf_is_mbim(dev->intf->cur_altsetting) && ctx->mbim_desc) + return le16_to_cpu(ctx->mbim_desc->wMaxSegmentSize); + if (ctx->ether_desc) + return le16_to_cpu(ctx->ether_desc->wMaxSegmentSize); + return CDC_NCM_MAX_DATAGRAM_SIZE; +} + +/* initial one-time device setup. MUST be called with the data interface + * in altsetting 0 + */ +static int cdc_ncm_init(struct usbnet *dev) +{ + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + u8 iface_no = ctx->control->cur_altsetting->desc.bInterfaceNumber; + int err; err = usbnet_read_cmd(dev, USB_CDC_GET_NTB_PARAMETERS, USB_TYPE_CLASS | USB_DIR_IN @@ -89,7 +340,36 @@ static int cdc_ncm_setup(struct usbnet *dev) return err; /* GET_NTB_PARAMETERS is required */ } - /* read correct set of parameters according to device mode */ + /* set CRC Mode */ + if (cdc_ncm_flags(dev) & USB_CDC_NCM_NCAP_CRC_MODE) { + dev_dbg(&dev->intf->dev, "Setting CRC mode off\n"); + err = usbnet_write_cmd(dev, USB_CDC_SET_CRC_MODE, + USB_TYPE_CLASS | USB_DIR_OUT + | USB_RECIP_INTERFACE, + USB_CDC_NCM_CRC_NOT_APPENDED, + iface_no, NULL, 0); + if (err < 0) + dev_err(&dev->intf->dev, "SET_CRC_MODE failed\n"); + } + + /* set NTB format, if both formats are supported. + * + * "The host shall only send this command while the NCM Data + * Interface is in alternate setting 0." + */ + if (le16_to_cpu(ctx->ncm_parm.bmNtbFormatsSupported) & + USB_CDC_NCM_NTB32_SUPPORTED) { + dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit\n"); + err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, + USB_TYPE_CLASS | USB_DIR_OUT + | USB_RECIP_INTERFACE, + USB_CDC_NCM_NTB16_FORMAT, + iface_no, NULL, 0); + if (err < 0) + dev_err(&dev->intf->dev, "SET_NTB_FORMAT failed\n"); + } + + /* set initial device values */ ctx->rx_max = le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize); ctx->tx_max = le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize); ctx->tx_remainder = le16_to_cpu(ctx->ncm_parm.wNdpOutPayloadRemainder); @@ -97,72 +377,79 @@ static int cdc_ncm_setup(struct usbnet *dev) ctx->tx_ndp_modulus = le16_to_cpu(ctx->ncm_parm.wNdpOutAlignment); /* devices prior to NCM Errata shall set this field to zero */ ctx->tx_max_datagrams = le16_to_cpu(ctx->ncm_parm.wNtbOutMaxDatagrams); - ntb_fmt_supported = le16_to_cpu(ctx->ncm_parm.bmNtbFormatsSupported); - - /* there are some minor differences in NCM and MBIM defaults */ - if (cdc_ncm_comm_intf_is_mbim(ctx->control->cur_altsetting)) { - if (!ctx->mbim_desc) - return -EINVAL; - eth_hlen = 0; - flags = ctx->mbim_desc->bmNetworkCapabilities; - ctx->max_datagram_size = le16_to_cpu(ctx->mbim_desc->wMaxSegmentSize); - if (ctx->max_datagram_size < CDC_MBIM_MIN_DATAGRAM_SIZE) - ctx->max_datagram_size = CDC_MBIM_MIN_DATAGRAM_SIZE; - } else { - if (!ctx->func_desc) - return -EINVAL; - eth_hlen = ETH_HLEN; - flags = ctx->func_desc->bmNetworkCapabilities; - ctx->max_datagram_size = le16_to_cpu(ctx->ether_desc->wMaxSegmentSize); - if (ctx->max_datagram_size < CDC_NCM_MIN_DATAGRAM_SIZE) - ctx->max_datagram_size = CDC_NCM_MIN_DATAGRAM_SIZE; - } - - /* common absolute max for NCM and MBIM */ - if (ctx->max_datagram_size > CDC_NCM_MAX_DATAGRAM_SIZE) - ctx->max_datagram_size = CDC_NCM_MAX_DATAGRAM_SIZE; dev_dbg(&dev->intf->dev, "dwNtbInMaxSize=%u dwNtbOutMaxSize=%u wNdpOutPayloadRemainder=%u wNdpOutDivisor=%u wNdpOutAlignment=%u wNtbOutMaxDatagrams=%u flags=0x%x\n", ctx->rx_max, ctx->tx_max, ctx->tx_remainder, ctx->tx_modulus, - ctx->tx_ndp_modulus, ctx->tx_max_datagrams, flags); + ctx->tx_ndp_modulus, ctx->tx_max_datagrams, cdc_ncm_flags(dev)); /* max count of tx datagrams */ if ((ctx->tx_max_datagrams == 0) || (ctx->tx_max_datagrams > CDC_NCM_DPT_DATAGRAMS_MAX)) ctx->tx_max_datagrams = CDC_NCM_DPT_DATAGRAMS_MAX; - /* verify maximum size of received NTB in bytes */ - if (ctx->rx_max < USB_CDC_NCM_NTB_MIN_IN_SIZE) { - dev_dbg(&dev->intf->dev, "Using min receive length=%d\n", - USB_CDC_NCM_NTB_MIN_IN_SIZE); - ctx->rx_max = USB_CDC_NCM_NTB_MIN_IN_SIZE; - } + /* set up maximum NDP size */ + ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp16) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe16); - if (ctx->rx_max > CDC_NCM_NTB_MAX_SIZE_RX) { - dev_dbg(&dev->intf->dev, "Using default maximum receive length=%d\n", - CDC_NCM_NTB_MAX_SIZE_RX); - ctx->rx_max = CDC_NCM_NTB_MAX_SIZE_RX; - } + /* initial coalescing timer interval */ + ctx->timer_interval = CDC_NCM_TIMER_INTERVAL_USEC * NSEC_PER_USEC; - /* inform device about NTB input size changes */ - if (ctx->rx_max != le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize)) { - __le32 dwNtbInMaxSize = cpu_to_le32(ctx->rx_max); + return 0; +} - err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_INPUT_SIZE, - USB_TYPE_CLASS | USB_DIR_OUT - | USB_RECIP_INTERFACE, - 0, iface_no, &dwNtbInMaxSize, 4); - if (err < 0) - dev_dbg(&dev->intf->dev, "Setting NTB Input Size failed\n"); +/* set a new max datagram size */ +static void cdc_ncm_set_dgram_size(struct usbnet *dev, int new_size) +{ + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + u8 iface_no = ctx->control->cur_altsetting->desc.bInterfaceNumber; + __le16 max_datagram_size; + u16 mbim_mtu; + int err; + + /* set default based on descriptors */ + ctx->max_datagram_size = clamp_t(u32, new_size, + cdc_ncm_min_dgram_size(dev), + CDC_NCM_MAX_DATAGRAM_SIZE); + + /* inform the device about the selected Max Datagram Size? */ + if (!(cdc_ncm_flags(dev) & USB_CDC_NCM_NCAP_MAX_DATAGRAM_SIZE)) + goto out; + + /* read current mtu value from device */ + err = usbnet_read_cmd(dev, USB_CDC_GET_MAX_DATAGRAM_SIZE, + USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE, + 0, iface_no, &max_datagram_size, 2); + if (err < 0) { + dev_dbg(&dev->intf->dev, "GET_MAX_DATAGRAM_SIZE failed\n"); + goto out; } - /* verify maximum size of transmitted NTB in bytes */ - if (ctx->tx_max > CDC_NCM_NTB_MAX_SIZE_TX) { - dev_dbg(&dev->intf->dev, "Using default maximum transmit length=%d\n", - CDC_NCM_NTB_MAX_SIZE_TX); - ctx->tx_max = CDC_NCM_NTB_MAX_SIZE_TX; + if (le16_to_cpu(max_datagram_size) == ctx->max_datagram_size) + goto out; + + max_datagram_size = cpu_to_le16(ctx->max_datagram_size); + err = usbnet_write_cmd(dev, USB_CDC_SET_MAX_DATAGRAM_SIZE, + USB_TYPE_CLASS | USB_DIR_OUT | USB_RECIP_INTERFACE, + 0, iface_no, &max_datagram_size, 2); + if (err < 0) + dev_dbg(&dev->intf->dev, "SET_MAX_DATAGRAM_SIZE failed\n"); + +out: + /* set MTU to max supported by the device if necessary */ + dev->net->mtu = min_t(int, dev->net->mtu, ctx->max_datagram_size - cdc_ncm_eth_hlen(dev)); + + /* do not exceed operater preferred MTU */ + if (ctx->mbim_extended_desc) { + mbim_mtu = le16_to_cpu(ctx->mbim_extended_desc->wMTU); + if (mbim_mtu != 0 && mbim_mtu < dev->net->mtu) + dev->net->mtu = mbim_mtu; } +} + +static void cdc_ncm_fix_modulus(struct usbnet *dev) +{ + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + u32 val; /* * verify that the structure alignment is: @@ -199,68 +486,31 @@ static int cdc_ncm_setup(struct usbnet *dev) } /* adjust TX-remainder according to NCM specification. */ - ctx->tx_remainder = ((ctx->tx_remainder - eth_hlen) & + ctx->tx_remainder = ((ctx->tx_remainder - cdc_ncm_eth_hlen(dev)) & (ctx->tx_modulus - 1)); +} - /* additional configuration */ - - /* set CRC Mode */ - if (flags & USB_CDC_NCM_NCAP_CRC_MODE) { - err = usbnet_write_cmd(dev, USB_CDC_SET_CRC_MODE, - USB_TYPE_CLASS | USB_DIR_OUT - | USB_RECIP_INTERFACE, - USB_CDC_NCM_CRC_NOT_APPENDED, - iface_no, NULL, 0); - if (err < 0) - dev_dbg(&dev->intf->dev, "Setting CRC mode off failed\n"); - } - - /* set NTB format, if both formats are supported */ - if (ntb_fmt_supported & USB_CDC_NCM_NTH32_SIGN) { - err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, - USB_TYPE_CLASS | USB_DIR_OUT - | USB_RECIP_INTERFACE, - USB_CDC_NCM_NTB16_FORMAT, - iface_no, NULL, 0); - if (err < 0) - dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit failed\n"); - } - - /* inform the device about the selected Max Datagram Size */ - if (!(flags & USB_CDC_NCM_NCAP_MAX_DATAGRAM_SIZE)) - goto out; - - /* read current mtu value from device */ - err = usbnet_read_cmd(dev, USB_CDC_GET_MAX_DATAGRAM_SIZE, - USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE, - 0, iface_no, &max_datagram_size, 2); - if (err < 0) { - dev_dbg(&dev->intf->dev, "GET_MAX_DATAGRAM_SIZE failed\n"); - goto out; - } - - if (le16_to_cpu(max_datagram_size) == ctx->max_datagram_size) - goto out; +static int cdc_ncm_setup(struct usbnet *dev) +{ + struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; + u32 def_rx, def_tx; - max_datagram_size = cpu_to_le16(ctx->max_datagram_size); - err = usbnet_write_cmd(dev, USB_CDC_SET_MAX_DATAGRAM_SIZE, - USB_TYPE_CLASS | USB_DIR_OUT | USB_RECIP_INTERFACE, - 0, iface_no, &max_datagram_size, 2); - if (err < 0) - dev_dbg(&dev->intf->dev, "SET_MAX_DATAGRAM_SIZE failed\n"); + /* be conservative when selecting intial buffer size to + * increase the number of hosts this will work for + */ + def_rx = min_t(u32, CDC_NCM_NTB_DEF_SIZE_RX, + le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize)); + def_tx = min_t(u32, CDC_NCM_NTB_DEF_SIZE_TX, + le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize)); -out: - /* set MTU to max supported by the device if necessary */ - if (dev->net->mtu > ctx->max_datagram_size - eth_hlen) - dev->net->mtu = ctx->max_datagram_size - eth_hlen; + /* clamp rx_max and tx_max and inform device */ + cdc_ncm_update_rxtx_max(dev, def_rx, def_tx); - /* do not exceed operater preferred MTU */ - if (ctx->mbim_extended_desc) { - mbim_mtu = le16_to_cpu(ctx->mbim_extended_desc->wMTU); - if (mbim_mtu != 0 && mbim_mtu < dev->net->mtu) - dev->net->mtu = mbim_mtu; - } + /* sanitize the modulus and remainder values */ + cdc_ncm_fix_modulus(dev); + /* set max datagram size */ + cdc_ncm_set_dgram_size(dev, cdc_ncm_max_dgram_size(dev)); return 0; } @@ -424,10 +674,21 @@ advance: } /* check if we got everything */ - if (!ctx->data || (!ctx->mbim_desc && !ctx->ether_desc)) { - dev_dbg(&intf->dev, "CDC descriptors missing\n"); + if (!ctx->data) { + dev_dbg(&intf->dev, "CDC Union missing and no IAD found\n"); goto error; } + if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) { + if (!ctx->mbim_desc) { + dev_dbg(&intf->dev, "MBIM functional descriptor missing\n"); + goto error; + } + } else { + if (!ctx->ether_desc || !ctx->func_desc) { + dev_dbg(&intf->dev, "NCM or ECM functional descriptors missing\n"); + goto error; + } + } /* claim data interface, if different from control */ if (ctx->data != ctx->control) { @@ -447,8 +708,8 @@ advance: goto error2; } - /* initialize data interface */ - if (cdc_ncm_setup(dev)) + /* initialize basic device settings */ + if (cdc_ncm_init(dev)) goto error2; /* configure data interface */ @@ -477,18 +738,11 @@ advance: dev_info(&intf->dev, "MAC-Address: %pM\n", dev->net->dev_addr); } - /* usbnet use these values for sizing tx/rx queues */ - dev->hard_mtu = ctx->tx_max; - dev->rx_urb_size = ctx->rx_max; + /* finish setting up the device specific data */ + cdc_ncm_setup(dev); - /* cdc_ncm_setup will override dwNtbOutMaxSize if it is - * outside the sane range. Adding a pad byte here if necessary - * simplifies the handling in cdc_ncm_fill_tx_frame, making - * tx_max always represent the real skb max size. - */ - if (ctx->tx_max != le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize) && - ctx->tx_max % usb_maxpacket(dev->udev, dev->out, 1) == 0) - ctx->tx_max++; + /* override ethtool_ops */ + dev->net->ethtool_ops = &cdc_ncm_ethtool_ops; return 0; @@ -541,10 +795,10 @@ void cdc_ncm_unbind(struct usbnet *dev, struct usb_interface *intf) } EXPORT_SYMBOL_GPL(cdc_ncm_unbind); -/* Select the MBIM altsetting iff it is preferred and available, - * returning the number of the corresponding data interface altsetting +/* Return the number of the MBIM control interface altsetting iff it + * is preferred and available, */ -u8 cdc_ncm_select_altsetting(struct usbnet *dev, struct usb_interface *intf) +u8 cdc_ncm_select_altsetting(struct usb_interface *intf) { struct usb_host_interface *alt; @@ -563,15 +817,15 @@ u8 cdc_ncm_select_altsetting(struct usbnet *dev, struct usb_interface *intf) * the rules given in section 6 (USB Device Model) of this * specification." */ - if (prefer_mbim && intf->num_altsetting == 2) { + if (intf->num_altsetting < 2) + return intf->cur_altsetting->desc.bAlternateSetting; + + if (prefer_mbim) { alt = usb_altnum_to_altsetting(intf, CDC_NCM_COMM_ALTSETTING_MBIM); - if (alt && cdc_ncm_comm_intf_is_mbim(alt) && - !usb_set_interface(dev->udev, - intf->cur_altsetting->desc.bInterfaceNumber, - CDC_NCM_COMM_ALTSETTING_MBIM)) - return CDC_NCM_DATA_ALTSETTING_MBIM; + if (alt && cdc_ncm_comm_intf_is_mbim(alt)) + return CDC_NCM_COMM_ALTSETTING_MBIM; } - return CDC_NCM_DATA_ALTSETTING_NCM; + return CDC_NCM_COMM_ALTSETTING_NCM; } EXPORT_SYMBOL_GPL(cdc_ncm_select_altsetting); @@ -580,12 +834,11 @@ static int cdc_ncm_bind(struct usbnet *dev, struct usb_interface *intf) int ret; /* MBIM backwards compatible function? */ - cdc_ncm_select_altsetting(dev, intf); - if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) + if (cdc_ncm_select_altsetting(intf) != CDC_NCM_COMM_ALTSETTING_NCM) return -ENODEV; - /* NCM data altsetting is always 1 */ - ret = cdc_ncm_bind_common(dev, intf, 1); + /* The NCM data altsetting is fixed */ + ret = cdc_ncm_bind_common(dev, intf, CDC_NCM_DATA_ALTSETTING_NCM); /* * We should get an event when network connection is "connected" or @@ -628,7 +881,7 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_ cdc_ncm_align_tail(skb, ctx->tx_ndp_modulus, 0, ctx->tx_max); /* verify that there is room for the NDP and the datagram (reserve) */ - if ((ctx->tx_max - skb->len - reserve) < CDC_NCM_NDP_SIZE) + if ((ctx->tx_max - skb->len - reserve) < ctx->max_ndp_size) return NULL; /* link to it */ @@ -638,7 +891,7 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_ nth16->wNdpIndex = cpu_to_le16(skb->len); /* push a new empty NDP */ - ndp16 = (struct usb_cdc_ncm_ndp16 *)memset(skb_put(skb, CDC_NCM_NDP_SIZE), 0, CDC_NCM_NDP_SIZE); + ndp16 = (struct usb_cdc_ncm_ndp16 *)memset(skb_put(skb, ctx->max_ndp_size), 0, ctx->max_ndp_size); ndp16->dwSignature = sign; ndp16->wLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_ndp16) + sizeof(struct usb_cdc_ncm_dpe16)); return ndp16; @@ -683,6 +936,9 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) /* count total number of frames in this NTB */ ctx->tx_curr_frame_num = 0; + + /* recent payload counter for this skb_out */ + ctx->tx_curr_frame_payload = 0; } for (n = ctx->tx_curr_frame_num; n < ctx->tx_max_datagrams; n++) { @@ -720,6 +976,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) ctx->tx_rem_sign = sign; skb = NULL; ready2send = 1; + ctx->tx_reason_ntb_full++; /* count reason for transmitting */ } break; } @@ -733,12 +990,14 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) ndp16->dpe16[index].wDatagramIndex = cpu_to_le16(skb_out->len); ndp16->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe16)); memcpy(skb_put(skb_out, skb->len), skb->data, skb->len); + ctx->tx_curr_frame_payload += skb->len; /* count real tx payload data */ dev_kfree_skb_any(skb); skb = NULL; /* send now if this NDP is full */ if (index >= CDC_NCM_DPT_DATAGRAMS_MAX) { ready2send = 1; + ctx->tx_reason_ndp_full++; /* count reason for transmitting */ break; } } @@ -758,7 +1017,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) ctx->tx_curr_skb = skb_out; goto exit_no_skb; - } else if ((n < ctx->tx_max_datagrams) && (ready2send == 0)) { + } else if ((n < ctx->tx_max_datagrams) && (ready2send == 0) && (ctx->timer_interval > 0)) { /* wait for more frames */ /* push variables */ ctx->tx_curr_skb = skb_out; @@ -768,11 +1027,13 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) goto exit_no_skb; } else { + if (n == ctx->tx_max_datagrams) + ctx->tx_reason_max_datagram++; /* count reason for transmitting */ /* frame goes out */ /* variables will be reset at next call */ } - /* If collected data size is less or equal CDC_NCM_MIN_TX_PKT + /* If collected data size is less or equal ctx->min_tx_pkt * bytes, we send buffers as it is. If we get more data, it * would be more efficient for USB HS mobile device with DMA * engine to receive a full size NTB, than canceling DMA @@ -782,10 +1043,10 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) * a ZLP after full sized NTBs. */ if (!(dev->driver_info->flags & FLAG_SEND_ZLP) && - skb_out->len > CDC_NCM_MIN_TX_PKT) + skb_out->len > ctx->min_tx_pkt) memset(skb_put(skb_out, ctx->tx_max - skb_out->len), 0, ctx->tx_max - skb_out->len); - else if ((skb_out->len % dev->maxpacket) == 0) + else if (skb_out->len < ctx->tx_max && (skb_out->len % dev->maxpacket) == 0) *skb_put(skb_out, 1) = 0; /* force short packet */ /* set final frame length */ @@ -795,11 +1056,22 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) /* return skb */ ctx->tx_curr_skb = NULL; dev->net->stats.tx_packets += ctx->tx_curr_frame_num; + + /* keep private stats: framing overhead and number of NTBs */ + ctx->tx_overhead += skb_out->len - ctx->tx_curr_frame_payload; + ctx->tx_ntbs++; + + /* usbnet has already counted all the framing overhead. + * Adjust the stats so that the tx_bytes counter show real + * payload data instead. + */ + dev->net->stats.tx_bytes -= skb_out->len - ctx->tx_curr_frame_payload; + return skb_out; exit_no_skb: - /* Start timer, if there is a remaining skb */ - if (ctx->tx_curr_skb != NULL) + /* Start timer, if there is a remaining non-empty skb */ + if (ctx->tx_curr_skb != NULL && n > 0) cdc_ncm_tx_timeout_start(ctx); return NULL; } @@ -810,7 +1082,7 @@ static void cdc_ncm_tx_timeout_start(struct cdc_ncm_ctx *ctx) /* start timer, if not already started */ if (!(hrtimer_active(&ctx->tx_timer) || atomic_read(&ctx->stop))) hrtimer_start(&ctx->tx_timer, - ktime_set(0, CDC_NCM_TIMER_INTERVAL), + ktime_set(0, ctx->timer_interval), HRTIMER_MODE_REL); } @@ -835,6 +1107,7 @@ static void cdc_ncm_txpath_bh(unsigned long param) cdc_ncm_tx_timeout_start(ctx); spin_unlock_bh(&ctx->mtx); } else if (dev->net != NULL) { + ctx->tx_reason_timeout++; /* count reason for transmitting */ spin_unlock_bh(&ctx->mtx); netif_tx_lock_bh(dev->net); usbnet_start_xmit(NULL, dev->net); @@ -970,6 +1243,7 @@ int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) struct usb_cdc_ncm_dpe16 *dpe16; int ndpoffset; int loopcount = 50; /* arbitrary max preventing infinite loop */ + u32 payload = 0; ndpoffset = cdc_ncm_rx_verify_nth16(ctx, skb_in); if (ndpoffset < 0) @@ -1022,6 +1296,7 @@ next_ndp: skb->data = ((u8 *)skb_in->data) + offset; skb_set_tail_pointer(skb, len); usbnet_skb_return(dev, skb); + payload += len; /* count payload bytes in this NTB */ } } err_ndp: @@ -1030,6 +1305,10 @@ err_ndp: if (ndpoffset && loopcount--) goto next_ndp; + /* update stats */ + ctx->rx_overhead += skb_in->len - payload; + ctx->rx_ntbs++; + return 1; error: return 0; @@ -1049,14 +1328,14 @@ cdc_ncm_speed_change(struct usbnet *dev, */ if ((tx_speed > 1000000) && (rx_speed > 1000000)) { netif_info(dev, link, dev->net, - "%u mbit/s downlink %u mbit/s uplink\n", - (unsigned int)(rx_speed / 1000000U), - (unsigned int)(tx_speed / 1000000U)); + "%u mbit/s downlink %u mbit/s uplink\n", + (unsigned int)(rx_speed / 1000000U), + (unsigned int)(tx_speed / 1000000U)); } else { netif_info(dev, link, dev->net, - "%u kbit/s downlink %u kbit/s uplink\n", - (unsigned int)(rx_speed / 1000U), - (unsigned int)(tx_speed / 1000U)); + "%u kbit/s downlink %u kbit/s uplink\n", + (unsigned int)(rx_speed / 1000U), + (unsigned int)(tx_speed / 1000U)); } } @@ -1086,11 +1365,10 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb) * USB_CDC_NOTIFY_NETWORK_CONNECTION notification shall be * sent by device after USB_CDC_NOTIFY_SPEED_CHANGE. */ - ctx->connected = le16_to_cpu(event->wValue); netif_info(dev, link, dev->net, "network connection: %sconnected\n", - ctx->connected ? "" : "dis"); - usbnet_link_change(dev, ctx->connected, 0); + !!event->wValue ? "" : "dis"); + usbnet_link_change(dev, !!event->wValue, 0); break; case USB_CDC_NOTIFY_SPEED_CHANGE: @@ -1110,23 +1388,11 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb) } } -static int cdc_ncm_check_connect(struct usbnet *dev) -{ - struct cdc_ncm_ctx *ctx; - - ctx = (struct cdc_ncm_ctx *)dev->data[0]; - if (ctx == NULL) - return 1; /* disconnected */ - - return !ctx->connected; -} - static const struct driver_info cdc_ncm_info = { .description = "CDC NCM", .flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET, .bind = cdc_ncm_bind, .unbind = cdc_ncm_unbind, - .check_connect = cdc_ncm_check_connect, .manage_power = usbnet_manage_power, .status = cdc_ncm_status, .rx_fixup = cdc_ncm_rx_fixup, @@ -1140,7 +1406,6 @@ static const struct driver_info wwan_info = { | FLAG_WWAN, .bind = cdc_ncm_bind, .unbind = cdc_ncm_unbind, - .check_connect = cdc_ncm_check_connect, .manage_power = usbnet_manage_power, .status = cdc_ncm_status, .rx_fixup = cdc_ncm_rx_fixup, @@ -1154,7 +1419,6 @@ static const struct driver_info wwan_noarp_info = { | FLAG_WWAN | FLAG_NOARP, .bind = cdc_ncm_bind, .unbind = cdc_ncm_unbind, - .check_connect = cdc_ncm_check_connect, .manage_power = usbnet_manage_power, .status = cdc_ncm_status, .rx_fixup = cdc_ncm_rx_fixup, diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index 660bd5ea9fc0..a3a05869309d 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -2425,7 +2425,7 @@ static void hso_net_init(struct net_device *net) net->type = ARPHRD_NONE; net->mtu = DEFAULT_MTU - 14; net->tx_queue_len = 10; - SET_ETHTOOL_OPS(net, &ops); + net->ethtool_ops = &ops; /* and initialize the semaphore */ spin_lock_init(&hso_net->net_lock); diff --git a/drivers/net/usb/huawei_cdc_ncm.c b/drivers/net/usb/huawei_cdc_ncm.c index 312178d7b698..f9822bc75425 100644 --- a/drivers/net/usb/huawei_cdc_ncm.c +++ b/drivers/net/usb/huawei_cdc_ncm.c @@ -172,24 +172,11 @@ err: return ret; } -static int huawei_cdc_ncm_check_connect(struct usbnet *usbnet_dev) -{ - struct cdc_ncm_ctx *ctx; - - ctx = (struct cdc_ncm_ctx *)usbnet_dev->data[0]; - - if (ctx == NULL) - return 1; /* disconnected */ - - return !ctx->connected; -} - static const struct driver_info huawei_cdc_ncm_info = { .description = "Huawei CDC NCM device", .flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET | FLAG_WWAN, .bind = huawei_cdc_ncm_bind, .unbind = huawei_cdc_ncm_unbind, - .check_connect = huawei_cdc_ncm_check_connect, .manage_power = huawei_cdc_ncm_manage_power, .rx_fixup = cdc_ncm_rx_fixup, .tx_fixup = cdc_ncm_tx_fixup, diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c index 421934c83f1c..f72570708edb 100644 --- a/drivers/net/usb/ipheth.c +++ b/drivers/net/usb/ipheth.c @@ -524,7 +524,7 @@ static int ipheth_probe(struct usb_interface *intf, usb_set_intfdata(intf, dev); SET_NETDEV_DEV(netdev, &intf->dev); - SET_ETHTOOL_OPS(netdev, &ops); + netdev->ethtool_ops = &ops; retval = register_netdev(netdev); if (retval) { diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c index a359d3bb7c5b..dcb6d33141e0 100644 --- a/drivers/net/usb/kaweth.c +++ b/drivers/net/usb/kaweth.c @@ -1171,7 +1171,7 @@ err_fw: netdev->netdev_ops = &kaweth_netdev_ops; netdev->watchdog_timeo = KAWETH_TX_TIMEOUT; netdev->mtu = le16_to_cpu(kaweth->configuration.segment_size); - SET_ETHTOOL_OPS(netdev, &ops); + netdev->ethtool_ops = &ops; /* kaweth is zeroed as part of alloc_netdev */ INIT_DELAYED_WORK(&kaweth->lowmem_work, kaweth_resubmit_tl); diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c index 03e8a15d7deb..f84080215915 100644 --- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -1159,7 +1159,7 @@ static int pegasus_probe(struct usb_interface *intf, net->watchdog_timeo = PEGASUS_TX_TIMEOUT; net->netdev_ops = &pegasus_netdev_ops; - SET_ETHTOOL_OPS(net, &ops); + net->ethtool_ops = &ops; pegasus->mii.dev = net; pegasus->mii.mdio_read = mdio_read; pegasus->mii.mdio_write = mdio_write; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index e3458e3c44f1..83208d4fdc59 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -669,6 +669,22 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x05c6, 0x920d, 5)}, {QMI_FIXED_INTF(0x12d1, 0x140c, 1)}, /* Huawei E173 */ {QMI_FIXED_INTF(0x12d1, 0x14ac, 1)}, /* Huawei E1820 */ + {QMI_FIXED_INTF(0x16d8, 0x6003, 0)}, /* CMOTech 6003 */ + {QMI_FIXED_INTF(0x16d8, 0x6007, 0)}, /* CMOTech CHE-628S */ + {QMI_FIXED_INTF(0x16d8, 0x6008, 0)}, /* CMOTech CMU-301 */ + {QMI_FIXED_INTF(0x16d8, 0x6280, 0)}, /* CMOTech CHU-628 */ + {QMI_FIXED_INTF(0x16d8, 0x7001, 0)}, /* CMOTech CHU-720S */ + {QMI_FIXED_INTF(0x16d8, 0x7002, 0)}, /* CMOTech 7002 */ + {QMI_FIXED_INTF(0x16d8, 0x7003, 4)}, /* CMOTech CHU-629K */ + {QMI_FIXED_INTF(0x16d8, 0x7004, 3)}, /* CMOTech 7004 */ + {QMI_FIXED_INTF(0x16d8, 0x7006, 5)}, /* CMOTech CGU-629 */ + {QMI_FIXED_INTF(0x16d8, 0x700a, 4)}, /* CMOTech CHU-629S */ + {QMI_FIXED_INTF(0x16d8, 0x7211, 0)}, /* CMOTech CHU-720I */ + {QMI_FIXED_INTF(0x16d8, 0x7212, 0)}, /* CMOTech 7212 */ + {QMI_FIXED_INTF(0x16d8, 0x7213, 0)}, /* CMOTech 7213 */ + {QMI_FIXED_INTF(0x16d8, 0x7251, 1)}, /* CMOTech 7251 */ + {QMI_FIXED_INTF(0x16d8, 0x7252, 1)}, /* CMOTech 7252 */ + {QMI_FIXED_INTF(0x16d8, 0x7253, 1)}, /* CMOTech 7253 */ {QMI_FIXED_INTF(0x19d2, 0x0002, 1)}, {QMI_FIXED_INTF(0x19d2, 0x0012, 1)}, {QMI_FIXED_INTF(0x19d2, 0x0017, 3)}, @@ -730,16 +746,28 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ {QMI_FIXED_INTF(0x1199, 0x68a2, 19)}, /* Sierra Wireless MC7710 in QMI mode */ + {QMI_FIXED_INTF(0x1199, 0x68c0, 8)}, /* Sierra Wireless MC73xx */ + {QMI_FIXED_INTF(0x1199, 0x68c0, 10)}, /* Sierra Wireless MC73xx */ + {QMI_FIXED_INTF(0x1199, 0x68c0, 11)}, /* Sierra Wireless MC73xx */ {QMI_FIXED_INTF(0x1199, 0x901c, 8)}, /* Sierra Wireless EM7700 */ + {QMI_FIXED_INTF(0x1199, 0x901f, 8)}, /* Sierra Wireless EM7355 */ + {QMI_FIXED_INTF(0x1199, 0x9041, 8)}, /* Sierra Wireless MC7305/MC7355 */ {QMI_FIXED_INTF(0x1199, 0x9051, 8)}, /* Netgear AirCard 340U */ {QMI_FIXED_INTF(0x1bbb, 0x011e, 4)}, /* Telekom Speedstick LTE II (Alcatel One Touch L100V LTE) */ + {QMI_FIXED_INTF(0x1bbb, 0x0203, 2)}, /* Alcatel L800MA */ {QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */ {QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */ {QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */ {QMI_FIXED_INTF(0x1bc7, 0x1201, 2)}, /* Telit LE920 */ {QMI_FIXED_INTF(0x0b3c, 0xc005, 6)}, /* Olivetti Olicard 200 */ + {QMI_FIXED_INTF(0x0b3c, 0xc00b, 4)}, /* Olivetti Olicard 500 */ {QMI_FIXED_INTF(0x1e2d, 0x0060, 4)}, /* Cinterion PLxx */ {QMI_FIXED_INTF(0x1e2d, 0x0053, 4)}, /* Cinterion PHxx,PXxx */ + {QMI_FIXED_INTF(0x413c, 0x81a2, 8)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */ + {QMI_FIXED_INTF(0x413c, 0x81a3, 8)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */ + {QMI_FIXED_INTF(0x413c, 0x81a4, 8)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */ + {QMI_FIXED_INTF(0x413c, 0x81a8, 8)}, /* Dell Wireless 5808 Gobi(TM) 4G LTE Mobile Broadband Card */ + {QMI_FIXED_INTF(0x413c, 0x81a9, 8)}, /* Dell Wireless 5808e Gobi(TM) 4G LTE Mobile Broadband Card */ /* 4. Gobi 1000 devices */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 3fbfb0869030..9f91c7aba4b0 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -3452,7 +3452,7 @@ static int rtl8152_probe(struct usb_interface *intf, NETIF_F_TSO | NETIF_F_FRAGLIST | NETIF_F_IPV6_CSUM | NETIF_F_TSO6; - SET_ETHTOOL_OPS(netdev, &ops); + netdev->ethtool_ops = &ops; netif_set_gso_max_size(netdev, RTL_LIMITED_TSO_SIZE); tp->mii.dev = netdev; diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c index da2c4583bd2d..6e87e5710048 100644 --- a/drivers/net/usb/rtl8150.c +++ b/drivers/net/usb/rtl8150.c @@ -878,7 +878,7 @@ static int rtl8150_probe(struct usb_interface *intf, dev->netdev = netdev; netdev->netdev_ops = &rtl8150_netdev_ops; netdev->watchdog_timeo = RTL8150_TX_TIMEOUT; - SET_ETHTOOL_OPS(netdev, &ops); + netdev->ethtool_ops = &ops; dev->intr_interval = 100; /* 100ms */ if (!alloc_all_urbs(dev)) { diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 7b687469199b..7d9f84a91f37 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1285,7 +1285,7 @@ static int virtnet_set_channels(struct net_device *dev, if (channels->rx_count || channels->tx_count || channels->other_count) return -EINVAL; - if (queue_pairs > vi->max_queue_pairs) + if (queue_pairs > vi->max_queue_pairs || queue_pairs == 0) return -EINVAL; get_online_cpus(); @@ -1646,7 +1646,7 @@ static int virtnet_probe(struct virtio_device *vdev) dev->netdev_ops = &virtnet_netdev; dev->features = NETIF_F_HIGHDMA; - SET_ETHTOOL_OPS(dev, &virtnet_ethtool_ops); + dev->ethtool_ops = &virtnet_ethtool_ops; SET_NETDEV_DEV(dev, &vdev->dev); /* Do we support "hardware" checksums? */ @@ -1724,6 +1724,13 @@ static int virtnet_probe(struct virtio_device *vdev) if (virtio_has_feature(vdev, VIRTIO_NET_F_CTRL_VQ)) vi->has_cvq = true; + if (vi->any_header_sg) { + if (vi->mergeable_rx_bufs) + dev->needed_headroom = sizeof(struct virtio_net_hdr_mrg_rxbuf); + else + dev->needed_headroom = sizeof(struct virtio_net_hdr); + } + /* Use single tx/rx queue pair as default */ vi->curr_queue_pairs = 1; vi->max_queue_pairs = max_queue_pairs; diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index 600ab56c0008..00e120296e92 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -635,5 +635,5 @@ static const struct ethtool_ops vmxnet3_ethtool_ops = { void vmxnet3_set_ethtool_ops(struct net_device *netdev) { - SET_ETHTOOL_OPS(netdev, &vmxnet3_ethtool_ops); + netdev->ethtool_ops = &vmxnet3_ethtool_ops; } diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 82355d5d155a..e68c8eb4ea8e 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -127,6 +127,7 @@ struct vxlan_dev { struct list_head next; /* vxlan's per namespace list */ struct vxlan_sock *vn_sock; /* listening socket */ struct net_device *dev; + struct net *net; /* netns for packet i/o */ struct vxlan_rdst default_dst; /* default destination */ union vxlan_addr saddr; /* source address */ __be16 dst_port; @@ -389,8 +390,8 @@ static inline size_t vxlan_nlmsg_size(void) + nla_total_size(sizeof(struct nda_cacheinfo)); } -static void vxlan_fdb_notify(struct vxlan_dev *vxlan, - struct vxlan_fdb *fdb, int type) +static void vxlan_fdb_notify(struct vxlan_dev *vxlan, struct vxlan_fdb *fdb, + struct vxlan_rdst *rd, int type) { struct net *net = dev_net(vxlan->dev); struct sk_buff *skb; @@ -400,8 +401,7 @@ static void vxlan_fdb_notify(struct vxlan_dev *vxlan, if (skb == NULL) goto errout; - err = vxlan_fdb_info(skb, vxlan, fdb, 0, 0, type, 0, - first_remote_rtnl(fdb)); + err = vxlan_fdb_info(skb, vxlan, fdb, 0, 0, type, 0, rd); if (err < 0) { /* -EMSGSIZE implies BUG in vxlan_nlmsg_size() */ WARN_ON(err == -EMSGSIZE); @@ -427,10 +427,7 @@ static void vxlan_ip_miss(struct net_device *dev, union vxlan_addr *ipa) .remote_vni = VXLAN_N_VID, }; - INIT_LIST_HEAD(&f.remotes); - list_add_rcu(&remote.list, &f.remotes); - - vxlan_fdb_notify(vxlan, &f, RTM_GETNEIGH); + vxlan_fdb_notify(vxlan, &f, &remote, RTM_GETNEIGH); } static void vxlan_fdb_miss(struct vxlan_dev *vxlan, const u8 eth_addr[ETH_ALEN]) @@ -438,11 +435,11 @@ static void vxlan_fdb_miss(struct vxlan_dev *vxlan, const u8 eth_addr[ETH_ALEN]) struct vxlan_fdb f = { .state = NUD_STALE, }; + struct vxlan_rdst remote = { }; - INIT_LIST_HEAD(&f.remotes); memcpy(f.eth_addr, eth_addr, ETH_ALEN); - vxlan_fdb_notify(vxlan, &f, RTM_GETNEIGH); + vxlan_fdb_notify(vxlan, &f, &remote, RTM_GETNEIGH); } /* Hash Ethernet address */ @@ -533,7 +530,8 @@ static int vxlan_fdb_replace(struct vxlan_fdb *f, /* Add/update destinations for multicast */ static int vxlan_fdb_append(struct vxlan_fdb *f, - union vxlan_addr *ip, __be16 port, __u32 vni, __u32 ifindex) + union vxlan_addr *ip, __be16 port, __u32 vni, + __u32 ifindex, struct vxlan_rdst **rdp) { struct vxlan_rdst *rd; @@ -551,6 +549,7 @@ static int vxlan_fdb_append(struct vxlan_fdb *f, list_add_tail_rcu(&rd->list, &f->remotes); + *rdp = rd; return 1; } @@ -690,6 +689,7 @@ static int vxlan_fdb_create(struct vxlan_dev *vxlan, __be16 port, __u32 vni, __u32 ifindex, __u8 ndm_flags) { + struct vxlan_rdst *rd = NULL; struct vxlan_fdb *f; int notify = 0; @@ -726,7 +726,8 @@ static int vxlan_fdb_create(struct vxlan_dev *vxlan, if ((flags & NLM_F_APPEND) && (is_multicast_ether_addr(f->eth_addr) || is_zero_ether_addr(f->eth_addr))) { - int rc = vxlan_fdb_append(f, ip, port, vni, ifindex); + int rc = vxlan_fdb_append(f, ip, port, vni, ifindex, + &rd); if (rc < 0) return rc; @@ -756,15 +757,18 @@ static int vxlan_fdb_create(struct vxlan_dev *vxlan, INIT_LIST_HEAD(&f->remotes); memcpy(f->eth_addr, mac, ETH_ALEN); - vxlan_fdb_append(f, ip, port, vni, ifindex); + vxlan_fdb_append(f, ip, port, vni, ifindex, &rd); ++vxlan->addrcnt; hlist_add_head_rcu(&f->hlist, vxlan_fdb_head(vxlan, mac)); } - if (notify) - vxlan_fdb_notify(vxlan, f, RTM_NEWNEIGH); + if (notify) { + if (rd == NULL) + rd = first_remote_rtnl(f); + vxlan_fdb_notify(vxlan, f, rd, RTM_NEWNEIGH); + } return 0; } @@ -785,7 +789,7 @@ static void vxlan_fdb_destroy(struct vxlan_dev *vxlan, struct vxlan_fdb *f) "delete %pM\n", f->eth_addr); --vxlan->addrcnt; - vxlan_fdb_notify(vxlan, f, RTM_DELNEIGH); + vxlan_fdb_notify(vxlan, f, first_remote_rtnl(f), RTM_DELNEIGH); hlist_del_rcu(&f->hlist); call_rcu(&f->rcu, vxlan_fdb_free); @@ -919,6 +923,7 @@ static int vxlan_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[], */ if (rd && !list_is_singular(&f->remotes)) { list_del_rcu(&rd->list); + vxlan_fdb_notify(vxlan, f, rd, RTM_DELNEIGH); kfree_rcu(rd, rcu); goto out; } @@ -993,7 +998,7 @@ static bool vxlan_snoop(struct net_device *dev, rdst->remote_ip = *src_ip; f->updated = jiffies; - vxlan_fdb_notify(vxlan, f, RTM_NEWNEIGH); + vxlan_fdb_notify(vxlan, f, rdst, RTM_NEWNEIGH); } else { /* learned new entry */ spin_lock(&vxlan->hash_lock); @@ -1199,6 +1204,7 @@ static void vxlan_rcv(struct vxlan_sock *vs, remote_ip = &vxlan->default_dst.remote_ip; skb_reset_mac_header(skb); + skb_scrub_packet(skb, !net_eq(vxlan->net, dev_net(vxlan->dev))); skb->protocol = eth_type_trans(skb, vxlan->dev); /* Ignore packet loops (and multicast echo) */ @@ -1614,7 +1620,8 @@ static int vxlan6_xmit_skb(struct vxlan_sock *vs, struct dst_entry *dst, struct sk_buff *skb, struct net_device *dev, struct in6_addr *saddr, struct in6_addr *daddr, __u8 prio, __u8 ttl, - __be16 src_port, __be16 dst_port, __be32 vni) + __be16 src_port, __be16 dst_port, __be32 vni, + bool xnet) { struct ipv6hdr *ip6h; struct vxlanhdr *vxh; @@ -1627,7 +1634,7 @@ static int vxlan6_xmit_skb(struct vxlan_sock *vs, skb->encapsulation = 1; } - skb_scrub_packet(skb, false); + skb_scrub_packet(skb, xnet); min_headroom = LL_RESERVED_SPACE(dst->dev) + dst->header_len + VXLAN_HLEN + sizeof(struct ipv6hdr) @@ -1707,7 +1714,7 @@ static int vxlan6_xmit_skb(struct vxlan_sock *vs, int vxlan_xmit_skb(struct vxlan_sock *vs, struct rtable *rt, struct sk_buff *skb, __be32 src, __be32 dst, __u8 tos, __u8 ttl, __be16 df, - __be16 src_port, __be16 dst_port, __be32 vni) + __be16 src_port, __be16 dst_port, __be32 vni, bool xnet) { struct vxlanhdr *vxh; struct udphdr *uh; @@ -1756,7 +1763,7 @@ int vxlan_xmit_skb(struct vxlan_sock *vs, return err; return iptunnel_xmit(vs->sock->sk, rt, skb, src, dst, IPPROTO_UDP, - tos, ttl, df, false); + tos, ttl, df, xnet); } EXPORT_SYMBOL_GPL(vxlan_xmit_skb); @@ -1849,7 +1856,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, fl4.daddr = dst->sin.sin_addr.s_addr; fl4.saddr = vxlan->saddr.sin.sin_addr.s_addr; - rt = ip_route_output_key(dev_net(dev), &fl4); + rt = ip_route_output_key(vxlan->net, &fl4); if (IS_ERR(rt)) { netdev_dbg(dev, "no route to %pI4\n", &dst->sin.sin_addr.s_addr); @@ -1870,7 +1877,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, struct vxlan_dev *dst_vxlan; ip_rt_put(rt); - dst_vxlan = vxlan_find_vni(dev_net(dev), vni, dst_port); + dst_vxlan = vxlan_find_vni(vxlan->net, vni, dst_port); if (!dst_vxlan) goto tx_error; vxlan_encap_bypass(skb, vxlan, dst_vxlan); @@ -1883,7 +1890,8 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, err = vxlan_xmit_skb(vxlan->vn_sock, rt, skb, fl4.saddr, dst->sin.sin_addr.s_addr, tos, ttl, df, src_port, dst_port, - htonl(vni << 8)); + htonl(vni << 8), + !net_eq(vxlan->net, dev_net(vxlan->dev))); if (err < 0) goto rt_tx_error; @@ -1923,7 +1931,7 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, struct vxlan_dev *dst_vxlan; dst_release(ndst); - dst_vxlan = vxlan_find_vni(dev_net(dev), vni, dst_port); + dst_vxlan = vxlan_find_vni(vxlan->net, vni, dst_port); if (!dst_vxlan) goto tx_error; vxlan_encap_bypass(skb, vxlan, dst_vxlan); @@ -1934,7 +1942,8 @@ static void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, err = vxlan6_xmit_skb(vxlan->vn_sock, ndst, skb, dev, &fl6.saddr, &fl6.daddr, 0, ttl, - src_port, dst_port, htonl(vni << 8)); + src_port, dst_port, htonl(vni << 8), + !net_eq(vxlan->net, dev_net(vxlan->dev))); #endif } @@ -2078,7 +2087,7 @@ static void vxlan_vs_add_dev(struct vxlan_sock *vs, struct vxlan_dev *vxlan) static int vxlan_init(struct net_device *dev) { struct vxlan_dev *vxlan = netdev_priv(dev); - struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id); + struct vxlan_net *vn = net_generic(vxlan->net, vxlan_net_id); struct vxlan_sock *vs; dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); @@ -2086,7 +2095,7 @@ static int vxlan_init(struct net_device *dev) return -ENOMEM; spin_lock(&vn->sock_lock); - vs = vxlan_find_sock(dev_net(dev), vxlan->dst_port); + vs = vxlan_find_sock(vxlan->net, vxlan->dst_port); if (vs) { /* If we have a socket with same port already, reuse it */ atomic_inc(&vs->refcnt); @@ -2168,8 +2177,8 @@ static void vxlan_flush(struct vxlan_dev *vxlan) /* Cleanup timer and forwarding table on shutdown */ static int vxlan_stop(struct net_device *dev) { - struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id); struct vxlan_dev *vxlan = netdev_priv(dev); + struct vxlan_net *vn = net_generic(vxlan->net, vxlan_net_id); struct vxlan_sock *vs = vxlan->vn_sock; if (vs && vxlan_addr_multicast(&vxlan->default_dst.remote_ip) && @@ -2198,7 +2207,7 @@ static int vxlan_change_mtu(struct net_device *dev, int new_mtu) struct net_device *lowerdev; int max_mtu; - lowerdev = __dev_get_by_index(dev_net(dev), dst->remote_ifindex); + lowerdev = __dev_get_by_index(vxlan->net, dst->remote_ifindex); if (lowerdev == NULL) return eth_change_mtu(dev, new_mtu); @@ -2281,7 +2290,6 @@ static void vxlan_setup(struct net_device *dev) dev->tx_queue_len = 0; dev->features |= NETIF_F_LLTX; - dev->features |= NETIF_F_NETNS_LOCAL; dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM; dev->features |= NETIF_F_RXCSUM; dev->features |= NETIF_F_GSO_SOFTWARE; @@ -2574,7 +2582,7 @@ EXPORT_SYMBOL_GPL(vxlan_sock_add); static void vxlan_sock_work(struct work_struct *work) { struct vxlan_dev *vxlan = container_of(work, struct vxlan_dev, sock_work); - struct net *net = dev_net(vxlan->dev); + struct net *net = vxlan->net; struct vxlan_net *vn = net_generic(net, vxlan_net_id); __be16 port = vxlan->dst_port; struct vxlan_sock *nvs; @@ -2601,6 +2609,8 @@ static int vxlan_newlink(struct net *net, struct net_device *dev, if (!data[IFLA_VXLAN_ID]) return -EINVAL; + vxlan->net = dev_net(dev); + vni = nla_get_u32(data[IFLA_VXLAN_ID]); dst->remote_vni = vni; @@ -2706,7 +2716,7 @@ static int vxlan_newlink(struct net *net, struct net_device *dev, return -EEXIST; } - SET_ETHTOOL_OPS(dev, &vxlan_ethtool_ops); + dev->ethtool_ops = &vxlan_ethtool_ops; /* create an fdb entry for a valid default destination */ if (!vxlan_addr_any(&vxlan->default_dst.remote_ip)) { @@ -2735,8 +2745,8 @@ static int vxlan_newlink(struct net *net, struct net_device *dev, static void vxlan_dellink(struct net_device *dev, struct list_head *head) { - struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id); struct vxlan_dev *vxlan = netdev_priv(dev); + struct vxlan_net *vn = net_generic(vxlan->net, vxlan_net_id); spin_lock(&vn->sock_lock); if (!hlist_unhashed(&vxlan->hlist)) @@ -2901,8 +2911,33 @@ static __net_init int vxlan_init_net(struct net *net) return 0; } +static void __net_exit vxlan_exit_net(struct net *net) +{ + struct vxlan_net *vn = net_generic(net, vxlan_net_id); + struct vxlan_dev *vxlan, *next; + struct net_device *dev, *aux; + LIST_HEAD(list); + + rtnl_lock(); + for_each_netdev_safe(net, dev, aux) + if (dev->rtnl_link_ops == &vxlan_link_ops) + unregister_netdevice_queue(dev, &list); + + list_for_each_entry_safe(vxlan, next, &vn->vxlan_list, next) { + /* If vxlan->dev is in the same netns, it has already been added + * to the list by the previous loop. + */ + if (!net_eq(dev_net(vxlan->dev), net)) + unregister_netdevice_queue(dev, &list); + } + + unregister_netdevice_many(&list); + rtnl_unlock(); +} + static struct pernet_operations vxlan_net_ops = { .init = vxlan_init_net, + .exit = vxlan_exit_net, .id = &vxlan_net_id, .size = sizeof(struct vxlan_net), }; diff --git a/drivers/net/wan/sdla.c b/drivers/net/wan/sdla.c index de3bbf43fc5a..cdd45fb8a1f6 100644 --- a/drivers/net/wan/sdla.c +++ b/drivers/net/wan/sdla.c @@ -1322,10 +1322,6 @@ NOTE: This is rather a useless action right now, as the static int sdla_change_mtu(struct net_device *dev, int new_mtu) { - struct frad_local *flp; - - flp = netdev_priv(dev); - if (netif_running(dev)) return -EBUSY; diff --git a/drivers/net/wimax/i2400m/driver.c b/drivers/net/wimax/i2400m/driver.c index 9c34d2fccfac..9c78090e72f8 100644 --- a/drivers/net/wimax/i2400m/driver.c +++ b/drivers/net/wimax/i2400m/driver.c @@ -500,26 +500,23 @@ int i2400m_pm_notifier(struct notifier_block *notifier, */ int i2400m_pre_reset(struct i2400m *i2400m) { - int result; struct device *dev = i2400m_dev(i2400m); d_fnstart(3, dev, "(i2400m %p)\n", i2400m); d_printf(1, dev, "pre-reset shut down\n"); - result = 0; mutex_lock(&i2400m->init_mutex); if (i2400m->updown) { netif_tx_disable(i2400m->wimax_dev.net_dev); __i2400m_dev_stop(i2400m); - result = 0; /* down't set updown to zero -- this way * post_reset can restore properly */ } mutex_unlock(&i2400m->init_mutex); if (i2400m->bus_release) i2400m->bus_release(i2400m); - d_fnend(3, dev, "(i2400m %p) = %d\n", i2400m, result); - return result; + d_fnend(3, dev, "(i2400m %p) = 0\n", i2400m); + return 0; } EXPORT_SYMBOL_GPL(i2400m_pre_reset); diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 507d9a9ee69a..f92050617ae6 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -1090,7 +1090,8 @@ static int ar5523_set_rts_threshold(struct ieee80211_hw *hw, u32 value) return ret; } -static void ar5523_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void ar5523_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct ar5523 *ar = hw->priv; diff --git a/drivers/net/wireless/ath/ath10k/bmi.c b/drivers/net/wireless/ath/ath10k/bmi.c index a1f099628850..17d221abd58c 100644 --- a/drivers/net/wireless/ath/ath10k/bmi.c +++ b/drivers/net/wireless/ath/ath10k/bmi.c @@ -175,7 +175,7 @@ int ath10k_bmi_write_memory(struct ath10k *ar, return 0; } -int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 *param) +int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 param, u32 *result) { struct bmi_cmd cmd; union bmi_resp resp; @@ -184,7 +184,7 @@ int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 *param) int ret; ath10k_dbg(ATH10K_DBG_BMI, "bmi execute address 0x%x param 0x%x\n", - address, *param); + address, param); if (ar->bmi.done_sent) { ath10k_warn("command disallowed\n"); @@ -193,7 +193,7 @@ int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 *param) cmd.id = __cpu_to_le32(BMI_EXECUTE); cmd.execute.addr = __cpu_to_le32(address); - cmd.execute.param = __cpu_to_le32(*param); + cmd.execute.param = __cpu_to_le32(param); ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, &resp, &resplen); if (ret) { @@ -204,10 +204,13 @@ int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 *param) if (resplen < sizeof(resp.execute)) { ath10k_warn("invalid execute response length (%d)\n", resplen); - return ret; + return -EIO; } - *param = __le32_to_cpu(resp.execute.result); + *result = __le32_to_cpu(resp.execute.result); + + ath10k_dbg(ATH10K_DBG_BMI, "bmi execute result 0x%x\n", *result); + return 0; } diff --git a/drivers/net/wireless/ath/ath10k/bmi.h b/drivers/net/wireless/ath/ath10k/bmi.h index 8d81ce1cec21..3a9bdf51c96a 100644 --- a/drivers/net/wireless/ath/ath10k/bmi.h +++ b/drivers/net/wireless/ath/ath10k/bmi.h @@ -217,7 +217,7 @@ int ath10k_bmi_write_memory(struct ath10k *ar, u32 address, ret; \ }) -int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 *param); +int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 param, u32 *result); int ath10k_bmi_lz_stream_start(struct ath10k *ar, u32 address); int ath10k_bmi_lz_data(struct ath10k *ar, const void *buffer, u32 length); int ath10k_bmi_fast_download(struct ath10k *ar, u32 address, diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index a79499c82350..1e4cad8632b5 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -840,35 +840,17 @@ void ath10k_ce_recv_cb_register(struct ath10k_ce_pipe *ce_state, static int ath10k_ce_init_src_ring(struct ath10k *ar, unsigned int ce_id, - struct ath10k_ce_pipe *ce_state, const struct ce_attr *attr) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ath10k_ce_ring *src_ring; - unsigned int nentries = attr->src_nentries; - unsigned int ce_nbytes; - u32 ctrl_addr = ath10k_ce_base_address(ce_id); - dma_addr_t base_addr; - char *ptr; - - nentries = roundup_pow_of_two(nentries); - - if (ce_state->src_ring) { - WARN_ON(ce_state->src_ring->nentries != nentries); - return 0; - } + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + struct ath10k_ce_ring *src_ring = ce_state->src_ring; + u32 nentries, ctrl_addr = ath10k_ce_base_address(ce_id); - ce_nbytes = sizeof(struct ath10k_ce_ring) + (nentries * sizeof(void *)); - ptr = kzalloc(ce_nbytes, GFP_KERNEL); - if (ptr == NULL) - return -ENOMEM; + nentries = roundup_pow_of_two(attr->src_nentries); - ce_state->src_ring = (struct ath10k_ce_ring *)ptr; - src_ring = ce_state->src_ring; - - ptr += sizeof(struct ath10k_ce_ring); - src_ring->nentries = nentries; - src_ring->nentries_mask = nentries - 1; + memset(src_ring->per_transfer_context, 0, + nentries * sizeof(*src_ring->per_transfer_context)); src_ring->sw_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); src_ring->sw_index &= src_ring->nentries_mask; @@ -878,21 +860,87 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, ath10k_ce_src_ring_write_index_get(ar, ctrl_addr); src_ring->write_index &= src_ring->nentries_mask; - src_ring->per_transfer_context = (void **)ptr; + ath10k_ce_src_ring_base_addr_set(ar, ctrl_addr, + src_ring->base_addr_ce_space); + ath10k_ce_src_ring_size_set(ar, ctrl_addr, nentries); + ath10k_ce_src_ring_dmax_set(ar, ctrl_addr, attr->src_sz_max); + ath10k_ce_src_ring_byte_swap_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_lowmark_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_highmark_set(ar, ctrl_addr, nentries); + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot init ce src ring id %d entries %d base_addr %p\n", + ce_id, nentries, src_ring->base_addr_owner_space); + + return 0; +} + +static int ath10k_ce_init_dest_ring(struct ath10k *ar, + unsigned int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + struct ath10k_ce_ring *dest_ring = ce_state->dest_ring; + u32 nentries, ctrl_addr = ath10k_ce_base_address(ce_id); + + nentries = roundup_pow_of_two(attr->dest_nentries); + + memset(dest_ring->per_transfer_context, 0, + nentries * sizeof(*dest_ring->per_transfer_context)); + + dest_ring->sw_index = ath10k_ce_dest_ring_read_index_get(ar, ctrl_addr); + dest_ring->sw_index &= dest_ring->nentries_mask; + dest_ring->write_index = + ath10k_ce_dest_ring_write_index_get(ar, ctrl_addr); + dest_ring->write_index &= dest_ring->nentries_mask; + + ath10k_ce_dest_ring_base_addr_set(ar, ctrl_addr, + dest_ring->base_addr_ce_space); + ath10k_ce_dest_ring_size_set(ar, ctrl_addr, nentries); + ath10k_ce_dest_ring_byte_swap_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_lowmark_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_highmark_set(ar, ctrl_addr, nentries); + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot ce dest ring id %d entries %d base_addr %p\n", + ce_id, nentries, dest_ring->base_addr_owner_space); + + return 0; +} + +static struct ath10k_ce_ring * +ath10k_ce_alloc_src_ring(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_ce_ring *src_ring; + u32 nentries = attr->src_nentries; + dma_addr_t base_addr; + + nentries = roundup_pow_of_two(nentries); + + src_ring = kzalloc(sizeof(*src_ring) + + (nentries * + sizeof(*src_ring->per_transfer_context)), + GFP_KERNEL); + if (src_ring == NULL) + return ERR_PTR(-ENOMEM); + + src_ring->nentries = nentries; + src_ring->nentries_mask = nentries - 1; /* * Legacy platforms that do not support cache * coherent DMA are unsupported */ src_ring->base_addr_owner_space_unaligned = - pci_alloc_consistent(ar_pci->pdev, - (nentries * sizeof(struct ce_desc) + - CE_DESC_RING_ALIGN), - &base_addr); + dma_alloc_coherent(ar->dev, + (nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + &base_addr, GFP_KERNEL); if (!src_ring->base_addr_owner_space_unaligned) { - kfree(ce_state->src_ring); - ce_state->src_ring = NULL; - return -ENOMEM; + kfree(src_ring); + return ERR_PTR(-ENOMEM); } src_ring->base_addr_ce_space_unaligned = base_addr; @@ -912,88 +960,54 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, kmalloc((nentries * sizeof(struct ce_desc) + CE_DESC_RING_ALIGN), GFP_KERNEL); if (!src_ring->shadow_base_unaligned) { - pci_free_consistent(ar_pci->pdev, - (nentries * sizeof(struct ce_desc) + - CE_DESC_RING_ALIGN), - src_ring->base_addr_owner_space, - src_ring->base_addr_ce_space); - kfree(ce_state->src_ring); - ce_state->src_ring = NULL; - return -ENOMEM; + dma_free_coherent(ar->dev, + (nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + src_ring->base_addr_owner_space, + src_ring->base_addr_ce_space); + kfree(src_ring); + return ERR_PTR(-ENOMEM); } src_ring->shadow_base = PTR_ALIGN( src_ring->shadow_base_unaligned, CE_DESC_RING_ALIGN); - ath10k_ce_src_ring_base_addr_set(ar, ctrl_addr, - src_ring->base_addr_ce_space); - ath10k_ce_src_ring_size_set(ar, ctrl_addr, nentries); - ath10k_ce_src_ring_dmax_set(ar, ctrl_addr, attr->src_sz_max); - ath10k_ce_src_ring_byte_swap_set(ar, ctrl_addr, 0); - ath10k_ce_src_ring_lowmark_set(ar, ctrl_addr, 0); - ath10k_ce_src_ring_highmark_set(ar, ctrl_addr, nentries); - - ath10k_dbg(ATH10K_DBG_BOOT, - "boot ce src ring id %d entries %d base_addr %p\n", - ce_id, nentries, src_ring->base_addr_owner_space); - - return 0; + return src_ring; } -static int ath10k_ce_init_dest_ring(struct ath10k *ar, - unsigned int ce_id, - struct ath10k_ce_pipe *ce_state, - const struct ce_attr *attr) +static struct ath10k_ce_ring * +ath10k_ce_alloc_dest_ring(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); struct ath10k_ce_ring *dest_ring; - unsigned int nentries = attr->dest_nentries; - unsigned int ce_nbytes; - u32 ctrl_addr = ath10k_ce_base_address(ce_id); + u32 nentries; dma_addr_t base_addr; - char *ptr; - nentries = roundup_pow_of_two(nentries); + nentries = roundup_pow_of_two(attr->dest_nentries); - if (ce_state->dest_ring) { - WARN_ON(ce_state->dest_ring->nentries != nentries); - return 0; - } - - ce_nbytes = sizeof(struct ath10k_ce_ring) + (nentries * sizeof(void *)); - ptr = kzalloc(ce_nbytes, GFP_KERNEL); - if (ptr == NULL) - return -ENOMEM; - - ce_state->dest_ring = (struct ath10k_ce_ring *)ptr; - dest_ring = ce_state->dest_ring; + dest_ring = kzalloc(sizeof(*dest_ring) + + (nentries * + sizeof(*dest_ring->per_transfer_context)), + GFP_KERNEL); + if (dest_ring == NULL) + return ERR_PTR(-ENOMEM); - ptr += sizeof(struct ath10k_ce_ring); dest_ring->nentries = nentries; dest_ring->nentries_mask = nentries - 1; - dest_ring->sw_index = ath10k_ce_dest_ring_read_index_get(ar, ctrl_addr); - dest_ring->sw_index &= dest_ring->nentries_mask; - dest_ring->write_index = - ath10k_ce_dest_ring_write_index_get(ar, ctrl_addr); - dest_ring->write_index &= dest_ring->nentries_mask; - - dest_ring->per_transfer_context = (void **)ptr; - /* * Legacy platforms that do not support cache * coherent DMA are unsupported */ dest_ring->base_addr_owner_space_unaligned = - pci_alloc_consistent(ar_pci->pdev, - (nentries * sizeof(struct ce_desc) + - CE_DESC_RING_ALIGN), - &base_addr); + dma_alloc_coherent(ar->dev, + (nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + &base_addr, GFP_KERNEL); if (!dest_ring->base_addr_owner_space_unaligned) { - kfree(ce_state->dest_ring); - ce_state->dest_ring = NULL; - return -ENOMEM; + kfree(dest_ring); + return ERR_PTR(-ENOMEM); } dest_ring->base_addr_ce_space_unaligned = base_addr; @@ -1012,39 +1026,7 @@ static int ath10k_ce_init_dest_ring(struct ath10k *ar, dest_ring->base_addr_ce_space_unaligned, CE_DESC_RING_ALIGN); - ath10k_ce_dest_ring_base_addr_set(ar, ctrl_addr, - dest_ring->base_addr_ce_space); - ath10k_ce_dest_ring_size_set(ar, ctrl_addr, nentries); - ath10k_ce_dest_ring_byte_swap_set(ar, ctrl_addr, 0); - ath10k_ce_dest_ring_lowmark_set(ar, ctrl_addr, 0); - ath10k_ce_dest_ring_highmark_set(ar, ctrl_addr, nentries); - - ath10k_dbg(ATH10K_DBG_BOOT, - "boot ce dest ring id %d entries %d base_addr %p\n", - ce_id, nentries, dest_ring->base_addr_owner_space); - - return 0; -} - -static struct ath10k_ce_pipe *ath10k_ce_init_state(struct ath10k *ar, - unsigned int ce_id, - const struct ce_attr *attr) -{ - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; - u32 ctrl_addr = ath10k_ce_base_address(ce_id); - - spin_lock_bh(&ar_pci->ce_lock); - - ce_state->ar = ar; - ce_state->id = ce_id; - ce_state->ctrl_addr = ctrl_addr; - ce_state->attr_flags = attr->flags; - ce_state->src_sz_max = attr->src_sz_max; - - spin_unlock_bh(&ar_pci->ce_lock); - - return ce_state; + return dest_ring; } /* @@ -1054,11 +1036,11 @@ static struct ath10k_ce_pipe *ath10k_ce_init_state(struct ath10k *ar, * initialization. It may be that only one side or the other is * initialized by software/firmware. */ -struct ath10k_ce_pipe *ath10k_ce_init(struct ath10k *ar, - unsigned int ce_id, - const struct ce_attr *attr) +int ath10k_ce_init_pipe(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr) { - struct ath10k_ce_pipe *ce_state; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; int ret; /* @@ -1074,64 +1056,128 @@ struct ath10k_ce_pipe *ath10k_ce_init(struct ath10k *ar, ret = ath10k_pci_wake(ar); if (ret) - return NULL; + return ret; - ce_state = ath10k_ce_init_state(ar, ce_id, attr); - if (!ce_state) { - ath10k_err("Failed to initialize CE state for ID: %d\n", ce_id); - goto out; - } + spin_lock_bh(&ar_pci->ce_lock); + ce_state->ar = ar; + ce_state->id = ce_id; + ce_state->ctrl_addr = ath10k_ce_base_address(ce_id); + ce_state->attr_flags = attr->flags; + ce_state->src_sz_max = attr->src_sz_max; + spin_unlock_bh(&ar_pci->ce_lock); if (attr->src_nentries) { - ret = ath10k_ce_init_src_ring(ar, ce_id, ce_state, attr); + ret = ath10k_ce_init_src_ring(ar, ce_id, attr); if (ret) { ath10k_err("Failed to initialize CE src ring for ID: %d (%d)\n", ce_id, ret); - ath10k_ce_deinit(ce_state); - ce_state = NULL; goto out; } } if (attr->dest_nentries) { - ret = ath10k_ce_init_dest_ring(ar, ce_id, ce_state, attr); + ret = ath10k_ce_init_dest_ring(ar, ce_id, attr); if (ret) { ath10k_err("Failed to initialize CE dest ring for ID: %d (%d)\n", ce_id, ret); - ath10k_ce_deinit(ce_state); - ce_state = NULL; goto out; } } out: ath10k_pci_sleep(ar); - return ce_state; + return ret; } -void ath10k_ce_deinit(struct ath10k_ce_pipe *ce_state) +static void ath10k_ce_deinit_src_ring(struct ath10k *ar, unsigned int ce_id) +{ + u32 ctrl_addr = ath10k_ce_base_address(ce_id); + + ath10k_ce_src_ring_base_addr_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_size_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_dmax_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_highmark_set(ar, ctrl_addr, 0); +} + +static void ath10k_ce_deinit_dest_ring(struct ath10k *ar, unsigned int ce_id) +{ + u32 ctrl_addr = ath10k_ce_base_address(ce_id); + + ath10k_ce_dest_ring_base_addr_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_size_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_highmark_set(ar, ctrl_addr, 0); +} + +void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id) +{ + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return; + + ath10k_ce_deinit_src_ring(ar, ce_id); + ath10k_ce_deinit_dest_ring(ar, ce_id); + + ath10k_pci_sleep(ar); +} + +int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + int ret; + + if (attr->src_nentries) { + ce_state->src_ring = ath10k_ce_alloc_src_ring(ar, ce_id, attr); + if (IS_ERR(ce_state->src_ring)) { + ret = PTR_ERR(ce_state->src_ring); + ath10k_err("failed to allocate copy engine source ring %d: %d\n", + ce_id, ret); + ce_state->src_ring = NULL; + return ret; + } + } + + if (attr->dest_nentries) { + ce_state->dest_ring = ath10k_ce_alloc_dest_ring(ar, ce_id, + attr); + if (IS_ERR(ce_state->dest_ring)) { + ret = PTR_ERR(ce_state->dest_ring); + ath10k_err("failed to allocate copy engine destination ring %d: %d\n", + ce_id, ret); + ce_state->dest_ring = NULL; + return ret; + } + } + + return 0; +} + +void ath10k_ce_free_pipe(struct ath10k *ar, int ce_id) { - struct ath10k *ar = ce_state->ar; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; if (ce_state->src_ring) { kfree(ce_state->src_ring->shadow_base_unaligned); - pci_free_consistent(ar_pci->pdev, - (ce_state->src_ring->nentries * - sizeof(struct ce_desc) + - CE_DESC_RING_ALIGN), - ce_state->src_ring->base_addr_owner_space, - ce_state->src_ring->base_addr_ce_space); + dma_free_coherent(ar->dev, + (ce_state->src_ring->nentries * + sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + ce_state->src_ring->base_addr_owner_space, + ce_state->src_ring->base_addr_ce_space); kfree(ce_state->src_ring); } if (ce_state->dest_ring) { - pci_free_consistent(ar_pci->pdev, - (ce_state->dest_ring->nentries * - sizeof(struct ce_desc) + - CE_DESC_RING_ALIGN), - ce_state->dest_ring->base_addr_owner_space, - ce_state->dest_ring->base_addr_ce_space); + dma_free_coherent(ar->dev, + (ce_state->dest_ring->nentries * + sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + ce_state->dest_ring->base_addr_owner_space, + ce_state->dest_ring->base_addr_ce_space); kfree(ce_state->dest_ring); } diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h index 8eb7f99ed992..fd0bc3561e42 100644 --- a/drivers/net/wireless/ath/ath10k/ce.h +++ b/drivers/net/wireless/ath/ath10k/ce.h @@ -104,7 +104,8 @@ struct ath10k_ce_ring { void *shadow_base_unaligned; struct ce_desc *shadow_base; - void **per_transfer_context; + /* keep last */ + void *per_transfer_context[0]; }; struct ath10k_ce_pipe { @@ -210,10 +211,12 @@ int ath10k_ce_completed_send_next(struct ath10k_ce_pipe *ce_state, /*==================CE Engine Initialization=======================*/ -/* Initialize an instance of a CE */ -struct ath10k_ce_pipe *ath10k_ce_init(struct ath10k *ar, - unsigned int ce_id, - const struct ce_attr *attr); +int ath10k_ce_init_pipe(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr); +void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id); +int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id, + const struct ce_attr *attr); +void ath10k_ce_free_pipe(struct ath10k *ar, int ce_id); /*==================CE Engine Shutdown=======================*/ /* @@ -236,8 +239,6 @@ int ath10k_ce_cancel_send_next(struct ath10k_ce_pipe *ce_state, unsigned int *nbytesp, unsigned int *transfer_idp); -void ath10k_ce_deinit(struct ath10k_ce_pipe *ce_state); - /*==================CE Interrupt Handlers====================*/ void ath10k_ce_per_engine_service_any(struct ath10k *ar); void ath10k_ce_per_engine_service(struct ath10k *ar, unsigned int ce_id); diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index ebc5fc2ede75..6abde37fb339 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -249,30 +249,40 @@ exit: static int ath10k_download_and_run_otp(struct ath10k *ar) { - u32 address = ar->hw_params.patch_load_addr; - u32 exec_param; + u32 result, address = ar->hw_params.patch_load_addr; int ret; /* OTP is optional */ - if (!ar->otp_data || !ar->otp_len) + if (!ar->otp_data || !ar->otp_len) { + ath10k_warn("Not running otp, calibration will be incorrect (otp-data %p otp_len %zd)!\n", + ar->otp_data, ar->otp_len); return 0; + } + + ath10k_dbg(ATH10K_DBG_BOOT, "boot upload otp to 0x%x len %zd\n", + address, ar->otp_len); ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len); if (ret) { ath10k_err("could not write otp (%d)\n", ret); - goto exit; + return ret; } - exec_param = 0; - ret = ath10k_bmi_execute(ar, address, &exec_param); + ret = ath10k_bmi_execute(ar, address, 0, &result); if (ret) { ath10k_err("could not execute otp (%d)\n", ret); - goto exit; + return ret; } -exit: - return ret; + ath10k_dbg(ATH10K_DBG_BOOT, "boot otp execute result %d\n", result); + + if (result != 0) { + ath10k_err("otp calibration failed: %d", result); + return -EINVAL; + } + + return 0; } static int ath10k_download_fw(struct ath10k *ar) @@ -389,8 +399,8 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) /* first fetch the firmware file (firmware-*.bin) */ ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); if (IS_ERR(ar->firmware)) { - ath10k_err("Could not fetch firmware file '%s': %ld\n", - name, PTR_ERR(ar->firmware)); + ath10k_err("could not fetch firmware file '%s/%s': %ld\n", + ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware)); return PTR_ERR(ar->firmware); } @@ -401,14 +411,14 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1; if (len < magic_len) { - ath10k_err("firmware image too small to contain magic: %zu\n", - len); + ath10k_err("firmware file '%s/%s' too small to contain magic: %zu\n", + ar->hw_params.fw.dir, name, len); ret = -EINVAL; goto err; } if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) { - ath10k_err("Invalid firmware magic\n"); + ath10k_err("invalid firmware magic\n"); ret = -EINVAL; goto err; } @@ -430,7 +440,7 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) data += sizeof(*hdr); if (len < ie_len) { - ath10k_err("Invalid length for FW IE %d (%zu < %zu)\n", + ath10k_err("invalid length for FW IE %d (%zu < %zu)\n", ie_id, len, ie_len); ret = -EINVAL; goto err; @@ -513,8 +523,8 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) } if (!ar->firmware_data || !ar->firmware_len) { - ath10k_warn("No ATH10K_FW_IE_FW_IMAGE found from %s, skipping\n", - name); + ath10k_warn("No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n", + ar->hw_params.fw.dir, name); ret = -ENOMEDIUM; goto err; } @@ -531,7 +541,9 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) ar->hw_params.fw.board); if (IS_ERR(ar->board)) { ret = PTR_ERR(ar->board); - ath10k_err("could not fetch board data (%d)\n", ret); + ath10k_err("could not fetch board data '%s/%s' (%d)\n", + ar->hw_params.fw.dir, ar->hw_params.fw.board, + ret); goto err; } @@ -549,19 +561,21 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar) { int ret; + ar->fw_api = 2; + ath10k_dbg(ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); + ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE); - if (ret == 0) { - ar->fw_api = 2; - goto out; - } + if (ret == 0) + goto success; + + ar->fw_api = 1; + ath10k_dbg(ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); ret = ath10k_core_fetch_firmware_api_1(ar); if (ret) return ret; - ar->fw_api = 1; - -out: +success: ath10k_dbg(ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api); return 0; @@ -572,16 +586,22 @@ static int ath10k_init_download_firmware(struct ath10k *ar) int ret; ret = ath10k_download_board_data(ar); - if (ret) + if (ret) { + ath10k_err("failed to download board data: %d\n", ret); return ret; + } ret = ath10k_download_and_run_otp(ar); - if (ret) + if (ret) { + ath10k_err("failed to run otp: %d\n", ret); return ret; + } ret = ath10k_download_fw(ar); - if (ret) + if (ret) { + ath10k_err("failed to download firmware: %d\n", ret); return ret; + } return ret; } @@ -835,9 +855,12 @@ int ath10k_core_start(struct ath10k *ar) INIT_LIST_HEAD(&ar->arvifs); if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) - ath10k_info("%s (0x%x) fw %s api %d htt %d.%d\n", - ar->hw_params.name, ar->target_version, - ar->hw->wiphy->fw_version, ar->fw_api, + ath10k_info("%s (0x%08x, 0x%08x) fw %s api %d htt %d.%d\n", + ar->hw_params.name, + ar->target_version, + ar->chip_id, + ar->hw->wiphy->fw_version, + ar->fw_api, ar->htt.target_version_major, ar->htt.target_version_minor); diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 0e71979d837c..2c1dfd719146 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -119,6 +119,7 @@ struct ath10k_peer_stat { u8 peer_macaddr[ETH_ALEN]; u32 peer_rssi; u32 peer_tx_rate; + u32 peer_rx_rate; /* 10x only */ }; struct ath10k_target_stats { @@ -130,6 +131,12 @@ struct ath10k_target_stats { u32 cycle_count; u32 phy_err_count; u32 chan_tx_power; + u32 ack_rx_bad; + u32 rts_bad; + u32 rts_good; + u32 fcs_bad; + u32 no_beacons; + u32 mib_int_count; /* PDEV TX stats */ s32 comp_queued; @@ -260,6 +267,8 @@ struct ath10k_vif { u8 fixed_rate; u8 fixed_nss; u8 force_sgi; + bool use_cts_prot; + int num_legacy_stations; }; struct ath10k_vif_iter { @@ -419,13 +428,18 @@ struct ath10k { struct cfg80211_chan_def chandef; int free_vdev_map; + bool promisc; + bool monitor; int monitor_vdev_id; - bool monitor_enabled; - bool monitor_present; + bool monitor_started; unsigned int filter_flags; unsigned long dev_flags; u32 dfs_block_radar_events; + /* protected by conf_mutex */ + bool radar_enabled; + int num_started_vdevs; + struct wmi_pdev_set_wmm_params_arg wmm_params; struct completion install_key_done; diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 6debd281350a..1b7ff4ba122c 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -161,7 +161,7 @@ void ath10k_debug_read_target_stats(struct ath10k *ar, u8 *tmp = ev->data; struct ath10k_target_stats *stats; int num_pdev_stats, num_vdev_stats, num_peer_stats; - struct wmi_pdev_stats *ps; + struct wmi_pdev_stats_10x *ps; int i; spin_lock_bh(&ar->data_lock); @@ -173,7 +173,7 @@ void ath10k_debug_read_target_stats(struct ath10k *ar, num_peer_stats = __le32_to_cpu(ev->num_peer_stats); /* 0 or max peers */ if (num_pdev_stats) { - ps = (struct wmi_pdev_stats *)tmp; + ps = (struct wmi_pdev_stats_10x *)tmp; stats->ch_noise_floor = __le32_to_cpu(ps->chan_nf); stats->tx_frame_count = __le32_to_cpu(ps->tx_frame_count); @@ -228,7 +228,18 @@ void ath10k_debug_read_target_stats(struct ath10k *ar, stats->phy_err_drop = __le32_to_cpu(ps->wal.rx.phy_err_drop); stats->mpdu_errs = __le32_to_cpu(ps->wal.rx.mpdu_errs); - tmp += sizeof(struct wmi_pdev_stats); + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, + ar->fw_features)) { + stats->ack_rx_bad = __le32_to_cpu(ps->ack_rx_bad); + stats->rts_bad = __le32_to_cpu(ps->rts_bad); + stats->rts_good = __le32_to_cpu(ps->rts_good); + stats->fcs_bad = __le32_to_cpu(ps->fcs_bad); + stats->no_beacons = __le32_to_cpu(ps->no_beacons); + stats->mib_int_count = __le32_to_cpu(ps->mib_int_count); + tmp += sizeof(struct wmi_pdev_stats_10x); + } else { + tmp += sizeof(struct wmi_pdev_stats_old); + } } /* 0 or max vdevs */ @@ -243,22 +254,29 @@ void ath10k_debug_read_target_stats(struct ath10k *ar, } if (num_peer_stats) { - struct wmi_peer_stats *peer_stats; + struct wmi_peer_stats_10x *peer_stats; struct ath10k_peer_stat *s; stats->peers = num_peer_stats; for (i = 0; i < num_peer_stats; i++) { - peer_stats = (struct wmi_peer_stats *)tmp; + peer_stats = (struct wmi_peer_stats_10x *)tmp; s = &stats->peer_stat[i]; - WMI_MAC_ADDR_TO_CHAR_ARRAY(&peer_stats->peer_macaddr, - s->peer_macaddr); + memcpy(s->peer_macaddr, &peer_stats->peer_macaddr.addr, + ETH_ALEN); s->peer_rssi = __le32_to_cpu(peer_stats->peer_rssi); s->peer_tx_rate = __le32_to_cpu(peer_stats->peer_tx_rate); - - tmp += sizeof(struct wmi_peer_stats); + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, + ar->fw_features)) { + s->peer_rx_rate = + __le32_to_cpu(peer_stats->peer_rx_rate); + tmp += sizeof(struct wmi_peer_stats_10x); + + } else { + tmp += sizeof(struct wmi_peer_stats_old); + } } } @@ -272,7 +290,7 @@ static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, struct ath10k *ar = file->private_data; struct ath10k_target_stats *fw_stats; char *buf = NULL; - unsigned int len = 0, buf_len = 2500; + unsigned int len = 0, buf_len = 8000; ssize_t ret_cnt = 0; long left; int i; @@ -320,6 +338,16 @@ static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, "Cycle count", fw_stats->cycle_count); len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", "PHY error count", fw_stats->phy_err_count); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "RTS bad count", fw_stats->rts_bad); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "RTS good count", fw_stats->rts_good); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "FCS bad count", fw_stats->fcs_bad); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "No beacon count", fw_stats->no_beacons); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "MIB int count", fw_stats->mib_int_count); len += scnprintf(buf + len, buf_len - len, "\n"); len += scnprintf(buf + len, buf_len - len, "%30s\n", @@ -411,8 +439,8 @@ static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, "MPDU errors (FCS, MIC, ENC)", fw_stats->mpdu_errs); len += scnprintf(buf + len, buf_len - len, "\n"); - len += scnprintf(buf + len, buf_len - len, "%30s\n", - "ath10k PEER stats"); + len += scnprintf(buf + len, buf_len - len, "%30s (%d)\n", + "ath10k PEER stats", fw_stats->peers); len += scnprintf(buf + len, buf_len - len, "%30s\n\n", "================="); @@ -425,6 +453,9 @@ static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, len += scnprintf(buf + len, buf_len - len, "%30s %u\n", "Peer TX rate", fw_stats->peer_stat[i].peer_tx_rate); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "Peer RX rate", + fw_stats->peer_stat[i].peer_rx_rate); len += scnprintf(buf + len, buf_len - len, "\n"); } spin_unlock_bh(&ar->data_lock); @@ -451,27 +482,37 @@ static ssize_t ath10k_read_simulate_fw_crash(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { - const char buf[] = "To simulate firmware crash write the keyword" - " `crash` to this file.\nThis will force firmware" - " to report a crash to the host system.\n"; + const char buf[] = "To simulate firmware crash write one of the" + " keywords to this file:\n `soft` - this will send" + " WMI_FORCE_FW_HANG_ASSERT to firmware if FW" + " supports that command.\n `hard` - this will send" + " to firmware command with illegal parameters" + " causing firmware crash.\n"; + return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); } +/* Simulate firmware crash: + * 'soft': Call wmi command causing firmware hang. This firmware hang is + * recoverable by warm firmware reset. + * 'hard': Force firmware crash by setting any vdev parameter for not allowed + * vdev id. This is hard firmware crash because it is recoverable only by cold + * firmware reset. + */ static ssize_t ath10k_write_simulate_fw_crash(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { struct ath10k *ar = file->private_data; - char buf[32] = {}; + char buf[32]; int ret; mutex_lock(&ar->conf_mutex); simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count); - if (strcmp(buf, "crash") && strcmp(buf, "crash\n")) { - ret = -EINVAL; - goto exit; - } + + /* make sure that buf is null terminated */ + buf[sizeof(buf) - 1] = 0; if (ar->state != ATH10K_STATE_ON && ar->state != ATH10K_STATE_RESTARTED) { @@ -479,14 +520,30 @@ static ssize_t ath10k_write_simulate_fw_crash(struct file *file, goto exit; } - ath10k_info("simulating firmware crash\n"); + /* drop the possible '\n' from the end */ + if (buf[count - 1] == '\n') { + buf[count - 1] = 0; + count--; + } - ret = ath10k_wmi_force_fw_hang(ar, WMI_FORCE_FW_HANG_ASSERT, 0); - if (ret) - ath10k_warn("failed to force fw hang (%d)\n", ret); + if (!strcmp(buf, "soft")) { + ath10k_info("simulating soft firmware crash\n"); + ret = ath10k_wmi_force_fw_hang(ar, WMI_FORCE_FW_HANG_ASSERT, 0); + } else if (!strcmp(buf, "hard")) { + ath10k_info("simulating hard firmware crash\n"); + ret = ath10k_wmi_vdev_set_param(ar, TARGET_NUM_VDEVS + 1, + ar->wmi.vdev_param->rts_threshold, 0); + } else { + ret = -EINVAL; + goto exit; + } + + if (ret) { + ath10k_warn("failed to simulate firmware crash: %d\n", ret); + goto exit; + } - if (ret == 0) - ret = count; + ret = count; exit: mutex_unlock(&ar->conf_mutex); diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index 7f1bccd3597f..5b58dbb17416 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -157,6 +157,9 @@ int ath10k_htc_send(struct ath10k_htc *htc, goto err_pull; } ep->tx_credits -= credits; + ath10k_dbg(ATH10K_DBG_HTC, + "htc ep %d consumed %d credits (total %d)\n", + eid, credits, ep->tx_credits); spin_unlock_bh(&htc->tx_lock); } @@ -185,6 +188,9 @@ err_credits: if (ep->tx_credit_flow_enabled) { spin_lock_bh(&htc->tx_lock); ep->tx_credits += credits; + ath10k_dbg(ATH10K_DBG_HTC, + "htc ep %d reverted %d credits back (total %d)\n", + eid, credits, ep->tx_credits); spin_unlock_bh(&htc->tx_lock); if (ep->ep_ops.ep_tx_credits) @@ -234,12 +240,12 @@ ath10k_htc_process_credit_report(struct ath10k_htc *htc, if (report->eid >= ATH10K_HTC_EP_COUNT) break; - ath10k_dbg(ATH10K_DBG_HTC, "ep %d got %d credits\n", - report->eid, report->credits); - ep = &htc->endpoint[report->eid]; ep->tx_credits += report->credits; + ath10k_dbg(ATH10K_DBG_HTC, "htc ep %d got %d credits (total %d)\n", + report->eid, report->credits, ep->tx_credits); + if (ep->ep_ops.ep_tx_credits) { spin_unlock_bh(&htc->tx_lock); ep->ep_ops.ep_tx_credits(htc->ar); diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 654867fc1ae7..645a563e3fb9 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -21,6 +21,7 @@ #include <linux/bug.h> #include <linux/interrupt.h> #include <linux/dmapool.h> +#include <net/mac80211.h> #include "htc.h" #include "rx_desc.h" @@ -1172,23 +1173,6 @@ struct htt_peer_unmap_event { u16 peer_id; }; -struct htt_rx_info { - struct sk_buff *skb; - enum htt_rx_mpdu_status status; - enum htt_rx_mpdu_encrypt_type encrypt_type; - s8 signal; - struct { - u8 info0; - u32 info1; - u32 info2; - } rate; - - u32 tsf; - bool fcs_err; - bool amsdu_more; - bool mic_err; -}; - struct ath10k_htt_txbuf { struct htt_data_tx_desc_frag frags[2]; struct ath10k_htc_hdr htc_hdr; @@ -1289,6 +1273,9 @@ struct ath10k_htt { struct tasklet_struct txrx_compl_task; struct sk_buff_head tx_compl_q; struct sk_buff_head rx_compl_q; + + /* rx_status template */ + struct ieee80211_rx_status rx_status; }; #define RX_HTT_HDR_STATUS_LEN 64 diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index cdcbe2de95f9..f85a3cf6da31 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -297,6 +297,7 @@ static void ath10k_htt_rx_free_msdu_chain(struct sk_buff *skb) } } +/* return: < 0 fatal error, 0 - non chained msdu, 1 chained msdu */ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, u8 **fw_desc, int *fw_desc_len, struct sk_buff **head_msdu, @@ -310,7 +311,7 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, if (htt->rx_confused) { ath10k_warn("htt is confused. refusing rx\n"); - return 0; + return -1; } msdu = *head_msdu = ath10k_htt_rx_netbuf_pop(htt); @@ -442,6 +443,9 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, } *tail_msdu = msdu; + if (*head_msdu == NULL) + msdu_chaining = -1; + /* * Don't refill the ring yet. * @@ -636,6 +640,190 @@ struct amsdu_subframe_hdr { __be16 len; } __packed; +static const u8 rx_legacy_rate_idx[] = { + 3, /* 0x00 - 11Mbps */ + 2, /* 0x01 - 5.5Mbps */ + 1, /* 0x02 - 2Mbps */ + 0, /* 0x03 - 1Mbps */ + 3, /* 0x04 - 11Mbps */ + 2, /* 0x05 - 5.5Mbps */ + 1, /* 0x06 - 2Mbps */ + 0, /* 0x07 - 1Mbps */ + 10, /* 0x08 - 48Mbps */ + 8, /* 0x09 - 24Mbps */ + 6, /* 0x0A - 12Mbps */ + 4, /* 0x0B - 6Mbps */ + 11, /* 0x0C - 54Mbps */ + 9, /* 0x0D - 36Mbps */ + 7, /* 0x0E - 18Mbps */ + 5, /* 0x0F - 9Mbps */ +}; + +static void ath10k_htt_rx_h_rates(struct ath10k *ar, + enum ieee80211_band band, + u8 info0, u32 info1, u32 info2, + struct ieee80211_rx_status *status) +{ + u8 cck, rate, rate_idx, bw, sgi, mcs, nss; + u8 preamble = 0; + + /* Check if valid fields */ + if (!(info0 & HTT_RX_INDICATION_INFO0_START_VALID)) + return; + + preamble = MS(info1, HTT_RX_INDICATION_INFO1_PREAMBLE_TYPE); + + switch (preamble) { + case HTT_RX_LEGACY: + cck = info0 & HTT_RX_INDICATION_INFO0_LEGACY_RATE_CCK; + rate = MS(info0, HTT_RX_INDICATION_INFO0_LEGACY_RATE); + rate_idx = 0; + + if (rate < 0x08 || rate > 0x0F) + break; + + switch (band) { + case IEEE80211_BAND_2GHZ: + if (cck) + rate &= ~BIT(3); + rate_idx = rx_legacy_rate_idx[rate]; + break; + case IEEE80211_BAND_5GHZ: + rate_idx = rx_legacy_rate_idx[rate]; + /* We are using same rate table registering + HW - ath10k_rates[]. In case of 5GHz skip + CCK rates, so -4 here */ + rate_idx -= 4; + break; + default: + break; + } + + status->rate_idx = rate_idx; + break; + case HTT_RX_HT: + case HTT_RX_HT_WITH_TXBF: + /* HT-SIG - Table 20-11 in info1 and info2 */ + mcs = info1 & 0x1F; + nss = mcs >> 3; + bw = (info1 >> 7) & 1; + sgi = (info2 >> 7) & 1; + + status->rate_idx = mcs; + status->flag |= RX_FLAG_HT; + if (sgi) + status->flag |= RX_FLAG_SHORT_GI; + if (bw) + status->flag |= RX_FLAG_40MHZ; + break; + case HTT_RX_VHT: + case HTT_RX_VHT_WITH_TXBF: + /* VHT-SIG-A1 in info 1, VHT-SIG-A2 in info2 + TODO check this */ + mcs = (info2 >> 4) & 0x0F; + nss = ((info1 >> 10) & 0x07) + 1; + bw = info1 & 3; + sgi = info2 & 1; + + status->rate_idx = mcs; + status->vht_nss = nss; + + if (sgi) + status->flag |= RX_FLAG_SHORT_GI; + + switch (bw) { + /* 20MHZ */ + case 0: + break; + /* 40MHZ */ + case 1: + status->flag |= RX_FLAG_40MHZ; + break; + /* 80MHZ */ + case 2: + status->vht_flag |= RX_VHT_FLAG_80MHZ; + } + + status->flag |= RX_FLAG_VHT; + break; + default: + break; + } +} + +static void ath10k_htt_rx_h_protected(struct ath10k_htt *htt, + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb, + enum htt_rx_mpdu_encrypt_type enctype) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + + + if (enctype == HTT_RX_MPDU_ENCRYPT_NONE) { + rx_status->flag &= ~(RX_FLAG_DECRYPTED | + RX_FLAG_IV_STRIPPED | + RX_FLAG_MMIC_STRIPPED); + return; + } + + rx_status->flag |= RX_FLAG_DECRYPTED | + RX_FLAG_IV_STRIPPED | + RX_FLAG_MMIC_STRIPPED; + hdr->frame_control = __cpu_to_le16(__le16_to_cpu(hdr->frame_control) & + ~IEEE80211_FCTL_PROTECTED); +} + +static bool ath10k_htt_rx_h_channel(struct ath10k *ar, + struct ieee80211_rx_status *status) +{ + struct ieee80211_channel *ch; + + spin_lock_bh(&ar->data_lock); + ch = ar->scan_channel; + if (!ch) + ch = ar->rx_channel; + spin_unlock_bh(&ar->data_lock); + + if (!ch) + return false; + + status->band = ch->band; + status->freq = ch->center_freq; + + return true; +} + +static void ath10k_process_rx(struct ath10k *ar, + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb) +{ + struct ieee80211_rx_status *status; + + status = IEEE80211_SKB_RXCB(skb); + *status = *rx_status; + + ath10k_dbg(ATH10K_DBG_DATA, + "rx skb %p len %u %s%s%s%s%s %srate_idx %u vht_nss %u freq %u band %u flag 0x%x fcs-err %imic-err %i\n", + skb, + skb->len, + status->flag == 0 ? "legacy" : "", + status->flag & RX_FLAG_HT ? "ht" : "", + status->flag & RX_FLAG_VHT ? "vht" : "", + status->flag & RX_FLAG_40MHZ ? "40" : "", + status->vht_flag & RX_VHT_FLAG_80MHZ ? "80" : "", + status->flag & RX_FLAG_SHORT_GI ? "sgi " : "", + status->rate_idx, + status->vht_nss, + status->freq, + status->band, status->flag, + !!(status->flag & RX_FLAG_FAILED_FCS_CRC), + !!(status->flag & RX_FLAG_MMIC_ERROR)); + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "rx skb: ", + skb->data, skb->len); + + ieee80211_rx(ar->hw, skb); +} + static int ath10k_htt_rx_nwifi_hdrlen(struct ieee80211_hdr *hdr) { /* nwifi header is padded to 4 bytes. this fixes 4addr rx */ @@ -643,11 +831,12 @@ static int ath10k_htt_rx_nwifi_hdrlen(struct ieee80211_hdr *hdr) } static void ath10k_htt_rx_amsdu(struct ath10k_htt *htt, - struct htt_rx_info *info) + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb_in) { struct htt_rx_desc *rxd; + struct sk_buff *skb = skb_in; struct sk_buff *first; - struct sk_buff *skb = info->skb; enum rx_msdu_decap_format fmt; enum htt_rx_mpdu_encrypt_type enctype; struct ieee80211_hdr *hdr; @@ -728,24 +917,27 @@ static void ath10k_htt_rx_amsdu(struct ath10k_htt *htt, break; } - info->skb = skb; - info->encrypt_type = enctype; + skb_in = skb; + ath10k_htt_rx_h_protected(htt, rx_status, skb_in, enctype); skb = skb->next; - info->skb->next = NULL; + skb_in->next = NULL; if (skb) - info->amsdu_more = true; + rx_status->flag |= RX_FLAG_AMSDU_MORE; + else + rx_status->flag &= ~RX_FLAG_AMSDU_MORE; - ath10k_process_rx(htt->ar, info); + ath10k_process_rx(htt->ar, rx_status, skb_in); } /* FIXME: It might be nice to re-assemble the A-MSDU when there's a * monitor interface active for sniffing purposes. */ } -static void ath10k_htt_rx_msdu(struct ath10k_htt *htt, struct htt_rx_info *info) +static void ath10k_htt_rx_msdu(struct ath10k_htt *htt, + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb) { - struct sk_buff *skb = info->skb; struct htt_rx_desc *rxd; struct ieee80211_hdr *hdr; enum rx_msdu_decap_format fmt; @@ -808,66 +1000,9 @@ static void ath10k_htt_rx_msdu(struct ath10k_htt *htt, struct htt_rx_info *info) break; } - info->skb = skb; - info->encrypt_type = enctype; - - ath10k_process_rx(htt->ar, info); -} - -static bool ath10k_htt_rx_has_decrypt_err(struct sk_buff *skb) -{ - struct htt_rx_desc *rxd; - u32 flags; - - rxd = (void *)skb->data - sizeof(*rxd); - flags = __le32_to_cpu(rxd->attention.flags); - - if (flags & RX_ATTENTION_FLAGS_DECRYPT_ERR) - return true; - - return false; -} - -static bool ath10k_htt_rx_has_fcs_err(struct sk_buff *skb) -{ - struct htt_rx_desc *rxd; - u32 flags; - - rxd = (void *)skb->data - sizeof(*rxd); - flags = __le32_to_cpu(rxd->attention.flags); - - if (flags & RX_ATTENTION_FLAGS_FCS_ERR) - return true; - - return false; -} - -static bool ath10k_htt_rx_has_mic_err(struct sk_buff *skb) -{ - struct htt_rx_desc *rxd; - u32 flags; - - rxd = (void *)skb->data - sizeof(*rxd); - flags = __le32_to_cpu(rxd->attention.flags); - - if (flags & RX_ATTENTION_FLAGS_TKIP_MIC_ERR) - return true; - - return false; -} - -static bool ath10k_htt_rx_is_mgmt(struct sk_buff *skb) -{ - struct htt_rx_desc *rxd; - u32 flags; - - rxd = (void *)skb->data - sizeof(*rxd); - flags = __le32_to_cpu(rxd->attention.flags); - - if (flags & RX_ATTENTION_FLAGS_MGMT_TYPE) - return true; + ath10k_htt_rx_h_protected(htt, rx_status, skb, enctype); - return false; + ath10k_process_rx(htt->ar, rx_status, skb); } static int ath10k_htt_rx_get_csum_state(struct sk_buff *skb) @@ -952,21 +1087,73 @@ static int ath10k_unchain_msdu(struct sk_buff *msdu_head) return 0; } +static bool ath10k_htt_rx_amsdu_allowed(struct ath10k_htt *htt, + struct sk_buff *head, + enum htt_rx_mpdu_status status, + bool channel_set, + u32 attention) +{ + if (head->len == 0) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx dropping due to zero-len\n"); + return false; + } + + if (attention & RX_ATTENTION_FLAGS_DECRYPT_ERR) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx dropping due to decrypt-err\n"); + return false; + } + + if (!channel_set) { + ath10k_warn("no channel configured; ignoring frame!\n"); + return false; + } + + /* Skip mgmt frames while we handle this in WMI */ + if (status == HTT_RX_IND_MPDU_STATUS_MGMT_CTRL || + attention & RX_ATTENTION_FLAGS_MGMT_TYPE) { + ath10k_dbg(ATH10K_DBG_HTT, "htt rx mgmt ctrl\n"); + return false; + } + + if (status != HTT_RX_IND_MPDU_STATUS_OK && + status != HTT_RX_IND_MPDU_STATUS_TKIP_MIC_ERR && + status != HTT_RX_IND_MPDU_STATUS_ERR_INV_PEER && + !htt->ar->monitor_started) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx ignoring frame w/ status %d\n", + status); + return false; + } + + if (test_bit(ATH10K_CAC_RUNNING, &htt->ar->dev_flags)) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx CAC running\n"); + return false; + } + + return true; +} + static void ath10k_htt_rx_handler(struct ath10k_htt *htt, struct htt_rx_indication *rx) { - struct htt_rx_info info; + struct ieee80211_rx_status *rx_status = &htt->rx_status; struct htt_rx_indication_mpdu_range *mpdu_ranges; + struct htt_rx_desc *rxd; + enum htt_rx_mpdu_status status; struct ieee80211_hdr *hdr; int num_mpdu_ranges; + u32 attention; int fw_desc_len; u8 *fw_desc; + bool channel_set; int i, j; + int ret; lockdep_assert_held(&htt->rx_ring.lock); - memset(&info, 0, sizeof(info)); - fw_desc_len = __le16_to_cpu(rx->prefix.fw_rx_desc_bytes); fw_desc = (u8 *)&rx->fw_desc; @@ -974,106 +1161,90 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt, HTT_RX_INDICATION_INFO1_NUM_MPDU_RANGES); mpdu_ranges = htt_rx_ind_get_mpdu_ranges(rx); + /* Fill this once, while this is per-ppdu */ + if (rx->ppdu.info0 & HTT_RX_INDICATION_INFO0_START_VALID) { + memset(rx_status, 0, sizeof(*rx_status)); + rx_status->signal = ATH10K_DEFAULT_NOISE_FLOOR + + rx->ppdu.combined_rssi; + } + + if (rx->ppdu.info0 & HTT_RX_INDICATION_INFO0_END_VALID) { + /* TSF available only in 32-bit */ + rx_status->mactime = __le32_to_cpu(rx->ppdu.tsf) & 0xffffffff; + rx_status->flag |= RX_FLAG_MACTIME_END; + } + + channel_set = ath10k_htt_rx_h_channel(htt->ar, rx_status); + + if (channel_set) { + ath10k_htt_rx_h_rates(htt->ar, rx_status->band, + rx->ppdu.info0, + __le32_to_cpu(rx->ppdu.info1), + __le32_to_cpu(rx->ppdu.info2), + rx_status); + } + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt rx ind: ", rx, sizeof(*rx) + (sizeof(struct htt_rx_indication_mpdu_range) * num_mpdu_ranges)); for (i = 0; i < num_mpdu_ranges; i++) { - info.status = mpdu_ranges[i].mpdu_range_status; + status = mpdu_ranges[i].mpdu_range_status; for (j = 0; j < mpdu_ranges[i].mpdu_count; j++) { struct sk_buff *msdu_head, *msdu_tail; - enum htt_rx_mpdu_status status; - int msdu_chaining; msdu_head = NULL; msdu_tail = NULL; - msdu_chaining = ath10k_htt_rx_amsdu_pop(htt, - &fw_desc, - &fw_desc_len, - &msdu_head, - &msdu_tail); - - if (!msdu_head) { - ath10k_warn("htt rx no data!\n"); - continue; - } - - if (msdu_head->len == 0) { - ath10k_dbg(ATH10K_DBG_HTT, - "htt rx dropping due to zero-len\n"); - ath10k_htt_rx_free_msdu_chain(msdu_head); - continue; - } - - if (ath10k_htt_rx_has_decrypt_err(msdu_head)) { - ath10k_dbg(ATH10K_DBG_HTT, - "htt rx dropping due to decrypt-err\n"); + ret = ath10k_htt_rx_amsdu_pop(htt, + &fw_desc, + &fw_desc_len, + &msdu_head, + &msdu_tail); + + if (ret < 0) { + ath10k_warn("failed to pop amsdu from htt rx ring %d\n", + ret); ath10k_htt_rx_free_msdu_chain(msdu_head); continue; } - status = info.status; - - /* Skip mgmt frames while we handle this in WMI */ - if (status == HTT_RX_IND_MPDU_STATUS_MGMT_CTRL || - ath10k_htt_rx_is_mgmt(msdu_head)) { - ath10k_dbg(ATH10K_DBG_HTT, "htt rx mgmt ctrl\n"); - ath10k_htt_rx_free_msdu_chain(msdu_head); - continue; - } + rxd = container_of((void *)msdu_head->data, + struct htt_rx_desc, + msdu_payload); + attention = __le32_to_cpu(rxd->attention.flags); - if (status != HTT_RX_IND_MPDU_STATUS_OK && - status != HTT_RX_IND_MPDU_STATUS_TKIP_MIC_ERR && - status != HTT_RX_IND_MPDU_STATUS_ERR_INV_PEER && - !htt->ar->monitor_enabled) { - ath10k_dbg(ATH10K_DBG_HTT, - "htt rx ignoring frame w/ status %d\n", - status); + if (!ath10k_htt_rx_amsdu_allowed(htt, msdu_head, + status, + channel_set, + attention)) { ath10k_htt_rx_free_msdu_chain(msdu_head); continue; } - if (test_bit(ATH10K_CAC_RUNNING, &htt->ar->dev_flags)) { - ath10k_dbg(ATH10K_DBG_HTT, - "htt rx CAC running\n"); + if (ret > 0 && + ath10k_unchain_msdu(msdu_head) < 0) { ath10k_htt_rx_free_msdu_chain(msdu_head); continue; } - if (msdu_chaining && - (ath10k_unchain_msdu(msdu_head) < 0)) { - ath10k_htt_rx_free_msdu_chain(msdu_head); - continue; - } - - info.skb = msdu_head; - info.fcs_err = ath10k_htt_rx_has_fcs_err(msdu_head); - info.mic_err = ath10k_htt_rx_has_mic_err(msdu_head); - - if (info.fcs_err) - ath10k_dbg(ATH10K_DBG_HTT, - "htt rx has FCS err\n"); - - if (info.mic_err) - ath10k_dbg(ATH10K_DBG_HTT, - "htt rx has MIC err\n"); - - info.signal = ATH10K_DEFAULT_NOISE_FLOOR; - info.signal += rx->ppdu.combined_rssi; + if (attention & RX_ATTENTION_FLAGS_FCS_ERR) + rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; + else + rx_status->flag &= ~RX_FLAG_FAILED_FCS_CRC; - info.rate.info0 = rx->ppdu.info0; - info.rate.info1 = __le32_to_cpu(rx->ppdu.info1); - info.rate.info2 = __le32_to_cpu(rx->ppdu.info2); - info.tsf = __le32_to_cpu(rx->ppdu.tsf); + if (attention & RX_ATTENTION_FLAGS_TKIP_MIC_ERR) + rx_status->flag |= RX_FLAG_MMIC_ERROR; + else + rx_status->flag &= ~RX_FLAG_MMIC_ERROR; hdr = ath10k_htt_rx_skb_get_hdr(msdu_head); if (ath10k_htt_rx_hdr_is_amsdu(hdr)) - ath10k_htt_rx_amsdu(htt, &info); + ath10k_htt_rx_amsdu(htt, rx_status, msdu_head); else - ath10k_htt_rx_msdu(htt, &info); + ath10k_htt_rx_msdu(htt, rx_status, msdu_head); } } @@ -1084,11 +1255,12 @@ static void ath10k_htt_rx_frag_handler(struct ath10k_htt *htt, struct htt_rx_fragment_indication *frag) { struct sk_buff *msdu_head, *msdu_tail; + enum htt_rx_mpdu_encrypt_type enctype; struct htt_rx_desc *rxd; enum rx_msdu_decap_format fmt; - struct htt_rx_info info = {}; + struct ieee80211_rx_status *rx_status = &htt->rx_status; struct ieee80211_hdr *hdr; - int msdu_chaining; + int ret; bool tkip_mic_err; bool decrypt_err; u8 *fw_desc; @@ -1102,19 +1274,15 @@ static void ath10k_htt_rx_frag_handler(struct ath10k_htt *htt, msdu_tail = NULL; spin_lock_bh(&htt->rx_ring.lock); - msdu_chaining = ath10k_htt_rx_amsdu_pop(htt, &fw_desc, &fw_desc_len, - &msdu_head, &msdu_tail); + ret = ath10k_htt_rx_amsdu_pop(htt, &fw_desc, &fw_desc_len, + &msdu_head, &msdu_tail); spin_unlock_bh(&htt->rx_ring.lock); ath10k_dbg(ATH10K_DBG_HTT_DUMP, "htt rx frag ahead\n"); - if (!msdu_head) { - ath10k_warn("htt rx frag no data\n"); - return; - } - - if (msdu_chaining || msdu_head != msdu_tail) { - ath10k_warn("aggregation with fragmentation?!\n"); + if (ret) { + ath10k_warn("failed to pop amsdu from httr rx ring for fragmented rx %d\n", + ret); ath10k_htt_rx_free_msdu_chain(msdu_head); return; } @@ -1136,57 +1304,54 @@ static void ath10k_htt_rx_frag_handler(struct ath10k_htt *htt, goto end; } - info.skb = msdu_head; - info.status = HTT_RX_IND_MPDU_STATUS_OK; - info.encrypt_type = MS(__le32_to_cpu(rxd->mpdu_start.info0), - RX_MPDU_START_INFO0_ENCRYPT_TYPE); - info.skb->ip_summed = ath10k_htt_rx_get_csum_state(info.skb); + enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0), + RX_MPDU_START_INFO0_ENCRYPT_TYPE); + ath10k_htt_rx_h_protected(htt, rx_status, msdu_head, enctype); + msdu_head->ip_summed = ath10k_htt_rx_get_csum_state(msdu_head); - if (tkip_mic_err) { + if (tkip_mic_err) ath10k_warn("tkip mic error\n"); - info.status = HTT_RX_IND_MPDU_STATUS_TKIP_MIC_ERR; - } if (decrypt_err) { ath10k_warn("decryption err in fragmented rx\n"); - dev_kfree_skb_any(info.skb); + dev_kfree_skb_any(msdu_head); goto end; } - if (info.encrypt_type != HTT_RX_MPDU_ENCRYPT_NONE) { + if (enctype != HTT_RX_MPDU_ENCRYPT_NONE) { hdrlen = ieee80211_hdrlen(hdr->frame_control); - paramlen = ath10k_htt_rx_crypto_param_len(info.encrypt_type); + paramlen = ath10k_htt_rx_crypto_param_len(enctype); /* It is more efficient to move the header than the payload */ - memmove((void *)info.skb->data + paramlen, - (void *)info.skb->data, + memmove((void *)msdu_head->data + paramlen, + (void *)msdu_head->data, hdrlen); - skb_pull(info.skb, paramlen); - hdr = (struct ieee80211_hdr *)info.skb->data; + skb_pull(msdu_head, paramlen); + hdr = (struct ieee80211_hdr *)msdu_head->data; } /* remove trailing FCS */ trim = 4; /* remove crypto trailer */ - trim += ath10k_htt_rx_crypto_tail_len(info.encrypt_type); + trim += ath10k_htt_rx_crypto_tail_len(enctype); /* last fragment of TKIP frags has MIC */ if (!ieee80211_has_morefrags(hdr->frame_control) && - info.encrypt_type == HTT_RX_MPDU_ENCRYPT_TKIP_WPA) + enctype == HTT_RX_MPDU_ENCRYPT_TKIP_WPA) trim += 8; - if (trim > info.skb->len) { + if (trim > msdu_head->len) { ath10k_warn("htt rx fragment: trailer longer than the frame itself? drop\n"); - dev_kfree_skb_any(info.skb); + dev_kfree_skb_any(msdu_head); goto end; } - skb_trim(info.skb, info.skb->len - trim); + skb_trim(msdu_head, msdu_head->len - trim); ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt rx frag mpdu: ", - info.skb->data, info.skb->len); - ath10k_process_rx(htt->ar, &info); + msdu_head->data, msdu_head->len); + ath10k_process_rx(htt->ar, rx_status, msdu_head); end: if (fw_desc_len > 0) { diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index 35fc44e281f5..007e855f4ba9 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -28,6 +28,7 @@ #define QCA988X_HW_2_0_CHIP_ID_REV 0x2 #define QCA988X_HW_2_0_FW_DIR "ath10k/QCA988X/hw2.0" #define QCA988X_HW_2_0_FW_FILE "firmware.bin" +#define QCA988X_HW_2_0_FW_2_FILE "firmware-2.bin" #define QCA988X_HW_2_0_OTP_FILE "otp.bin" #define QCA988X_HW_2_0_BOARD_DATA_FILE "board.bin" #define QCA988X_HW_2_0_PATCH_LOAD_ADDR 0x1234 diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 511a2f81e7af..0ac5437492fd 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -165,7 +165,7 @@ static int ath10k_clear_peer_keys(struct ath10k_vif *arvif, first_errno = ret; if (ret) - ath10k_warn("could not remove peer wep key %d (%d)\n", + ath10k_warn("failed to remove peer wep key %d: %d\n", i, ret); peer->keys[i] = NULL; @@ -213,7 +213,8 @@ static int ath10k_clear_vdev_key(struct ath10k_vif *arvif, first_errno = ret; if (ret) - ath10k_warn("could not remove key for %pM\n", addr); + ath10k_warn("failed to remove key for %pM: %d\n", + addr, ret); } return first_errno; @@ -323,14 +324,14 @@ static int ath10k_peer_create(struct ath10k *ar, u32 vdev_id, const u8 *addr) ret = ath10k_wmi_peer_create(ar, vdev_id, addr); if (ret) { - ath10k_warn("Failed to create wmi peer %pM on vdev %i: %i\n", + ath10k_warn("failed to create wmi peer %pM on vdev %i: %i\n", addr, vdev_id, ret); return ret; } ret = ath10k_wait_for_peer_created(ar, vdev_id, addr); if (ret) { - ath10k_warn("Failed to wait for created wmi peer %pM on vdev %i: %i\n", + ath10k_warn("failed to wait for created wmi peer %pM on vdev %i: %i\n", addr, vdev_id, ret); return ret; } @@ -351,7 +352,7 @@ static int ath10k_mac_set_kickout(struct ath10k_vif *arvif) ret = ath10k_wmi_pdev_set_param(ar, param, ATH10K_KICKOUT_THRESHOLD); if (ret) { - ath10k_warn("Failed to set kickout threshold on vdev %i: %d\n", + ath10k_warn("failed to set kickout threshold on vdev %i: %d\n", arvif->vdev_id, ret); return ret; } @@ -360,7 +361,7 @@ static int ath10k_mac_set_kickout(struct ath10k_vif *arvif) ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, param, ATH10K_KEEPALIVE_MIN_IDLE); if (ret) { - ath10k_warn("Failed to set keepalive minimum idle time on vdev %i : %d\n", + ath10k_warn("failed to set keepalive minimum idle time on vdev %i: %d\n", arvif->vdev_id, ret); return ret; } @@ -369,7 +370,7 @@ static int ath10k_mac_set_kickout(struct ath10k_vif *arvif) ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, param, ATH10K_KEEPALIVE_MAX_IDLE); if (ret) { - ath10k_warn("Failed to set keepalive maximum idle time on vdev %i: %d\n", + ath10k_warn("failed to set keepalive maximum idle time on vdev %i: %d\n", arvif->vdev_id, ret); return ret; } @@ -378,7 +379,7 @@ static int ath10k_mac_set_kickout(struct ath10k_vif *arvif) ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, param, ATH10K_KEEPALIVE_MAX_UNRESPONSIVE); if (ret) { - ath10k_warn("Failed to set keepalive maximum unresponsive time on vdev %i: %d\n", + ath10k_warn("failed to set keepalive maximum unresponsive time on vdev %i: %d\n", arvif->vdev_id, ret); return ret; } @@ -488,92 +489,20 @@ static inline int ath10k_vdev_setup_sync(struct ath10k *ar) return 0; } -static int ath10k_vdev_start(struct ath10k_vif *arvif) +static bool ath10k_monitor_is_enabled(struct ath10k *ar) { - struct ath10k *ar = arvif->ar; - struct cfg80211_chan_def *chandef = &ar->chandef; - struct wmi_vdev_start_request_arg arg = {}; - int ret = 0; - lockdep_assert_held(&ar->conf_mutex); - reinit_completion(&ar->vdev_setup_done); - - arg.vdev_id = arvif->vdev_id; - arg.dtim_period = arvif->dtim_period; - arg.bcn_intval = arvif->beacon_interval; - - arg.channel.freq = chandef->chan->center_freq; - arg.channel.band_center_freq1 = chandef->center_freq1; - arg.channel.mode = chan_to_phymode(chandef); - - arg.channel.min_power = 0; - arg.channel.max_power = chandef->chan->max_power * 2; - arg.channel.max_reg_power = chandef->chan->max_reg_power * 2; - arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain * 2; - - if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { - arg.ssid = arvif->u.ap.ssid; - arg.ssid_len = arvif->u.ap.ssid_len; - arg.hidden_ssid = arvif->u.ap.hidden_ssid; - - /* For now allow DFS for AP mode */ - arg.channel.chan_radar = - !!(chandef->chan->flags & IEEE80211_CHAN_RADAR); - } else if (arvif->vdev_type == WMI_VDEV_TYPE_IBSS) { - arg.ssid = arvif->vif->bss_conf.ssid; - arg.ssid_len = arvif->vif->bss_conf.ssid_len; - } - ath10k_dbg(ATH10K_DBG_MAC, - "mac vdev %d start center_freq %d phymode %s\n", - arg.vdev_id, arg.channel.freq, - ath10k_wmi_phymode_str(arg.channel.mode)); - - ret = ath10k_wmi_vdev_start(ar, &arg); - if (ret) { - ath10k_warn("WMI vdev %i start failed: ret %d\n", - arg.vdev_id, ret); - return ret; - } - - ret = ath10k_vdev_setup_sync(ar); - if (ret) { - ath10k_warn("vdev %i setup failed %d\n", - arg.vdev_id, ret); - return ret; - } - - return ret; -} - -static int ath10k_vdev_stop(struct ath10k_vif *arvif) -{ - struct ath10k *ar = arvif->ar; - int ret; + "mac monitor refs: promisc %d monitor %d cac %d\n", + ar->promisc, ar->monitor, + test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags)); - lockdep_assert_held(&ar->conf_mutex); - - reinit_completion(&ar->vdev_setup_done); - - ret = ath10k_wmi_vdev_stop(ar, arvif->vdev_id); - if (ret) { - ath10k_warn("WMI vdev %i stop failed: ret %d\n", - arvif->vdev_id, ret); - return ret; - } - - ret = ath10k_vdev_setup_sync(ar); - if (ret) { - ath10k_warn("vdev %i setup sync failed %d\n", - arvif->vdev_id, ret); - return ret; - } - - return ret; + return ar->promisc || ar->monitor || + test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); } -static int ath10k_monitor_start(struct ath10k *ar, int vdev_id) +static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id) { struct cfg80211_chan_def *chandef = &ar->chandef; struct ieee80211_channel *channel = chandef->chan; @@ -582,11 +511,6 @@ static int ath10k_monitor_start(struct ath10k *ar, int vdev_id) lockdep_assert_held(&ar->conf_mutex); - if (!ar->monitor_present) { - ath10k_warn("mac montor stop -- monitor is not present\n"); - return -EINVAL; - } - arg.vdev_id = vdev_id; arg.channel.freq = channel->center_freq; arg.channel.band_center_freq1 = chandef->center_freq1; @@ -604,88 +528,75 @@ static int ath10k_monitor_start(struct ath10k *ar, int vdev_id) ret = ath10k_wmi_vdev_start(ar, &arg); if (ret) { - ath10k_warn("Monitor vdev %i start failed: ret %d\n", + ath10k_warn("failed to request monitor vdev %i start: %d\n", vdev_id, ret); return ret; } ret = ath10k_vdev_setup_sync(ar); if (ret) { - ath10k_warn("Monitor vdev %i setup failed %d\n", + ath10k_warn("failed to synchronize setup for monitor vdev %i: %d\n", vdev_id, ret); return ret; } ret = ath10k_wmi_vdev_up(ar, vdev_id, 0, ar->mac_addr); if (ret) { - ath10k_warn("Monitor vdev %i up failed: %d\n", + ath10k_warn("failed to put up monitor vdev %i: %d\n", vdev_id, ret); goto vdev_stop; } ar->monitor_vdev_id = vdev_id; - ar->monitor_enabled = true; + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %i started\n", + ar->monitor_vdev_id); return 0; vdev_stop: ret = ath10k_wmi_vdev_stop(ar, ar->monitor_vdev_id); if (ret) - ath10k_warn("Monitor vdev %i stop failed: %d\n", + ath10k_warn("failed to stop monitor vdev %i after start failure: %d\n", ar->monitor_vdev_id, ret); return ret; } -static int ath10k_monitor_stop(struct ath10k *ar) +static int ath10k_monitor_vdev_stop(struct ath10k *ar) { int ret = 0; lockdep_assert_held(&ar->conf_mutex); - if (!ar->monitor_present) { - ath10k_warn("mac montor stop -- monitor is not present\n"); - return -EINVAL; - } - - if (!ar->monitor_enabled) { - ath10k_warn("mac montor stop -- monitor is not enabled\n"); - return -EINVAL; - } - ret = ath10k_wmi_vdev_down(ar, ar->monitor_vdev_id); if (ret) - ath10k_warn("Monitor vdev %i down failed: %d\n", + ath10k_warn("failed to put down monitor vdev %i: %d\n", ar->monitor_vdev_id, ret); ret = ath10k_wmi_vdev_stop(ar, ar->monitor_vdev_id); if (ret) - ath10k_warn("Monitor vdev %i stop failed: %d\n", + ath10k_warn("failed to to request monitor vdev %i stop: %d\n", ar->monitor_vdev_id, ret); ret = ath10k_vdev_setup_sync(ar); if (ret) - ath10k_warn("Monitor_down sync failed, vdev %i: %d\n", + ath10k_warn("failed to synchronise monitor vdev %i: %d\n", ar->monitor_vdev_id, ret); - ar->monitor_enabled = false; + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %i stopped\n", + ar->monitor_vdev_id); return ret; } -static int ath10k_monitor_create(struct ath10k *ar) +static int ath10k_monitor_vdev_create(struct ath10k *ar) { int bit, ret = 0; lockdep_assert_held(&ar->conf_mutex); - if (ar->monitor_present) { - ath10k_warn("Monitor mode already enabled\n"); - return 0; - } - bit = ffs(ar->free_vdev_map); if (bit == 0) { - ath10k_warn("No free VDEV slots\n"); + ath10k_warn("failed to find free vdev id for monitor vdev\n"); return -ENOMEM; } @@ -696,7 +607,7 @@ static int ath10k_monitor_create(struct ath10k *ar) WMI_VDEV_TYPE_MONITOR, 0, ar->mac_addr); if (ret) { - ath10k_warn("WMI vdev %i monitor create failed: ret %d\n", + ath10k_warn("failed to request monitor vdev %i creation: %d\n", ar->monitor_vdev_id, ret); goto vdev_fail; } @@ -704,7 +615,6 @@ static int ath10k_monitor_create(struct ath10k *ar) ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %d created\n", ar->monitor_vdev_id); - ar->monitor_present = true; return 0; vdev_fail: @@ -715,48 +625,123 @@ vdev_fail: return ret; } -static int ath10k_monitor_destroy(struct ath10k *ar) +static int ath10k_monitor_vdev_delete(struct ath10k *ar) { int ret = 0; lockdep_assert_held(&ar->conf_mutex); - if (!ar->monitor_present) - return 0; - ret = ath10k_wmi_vdev_delete(ar, ar->monitor_vdev_id); if (ret) { - ath10k_warn("WMI vdev %i monitor delete failed: %d\n", + ath10k_warn("failed to request wmi monitor vdev %i removal: %d\n", ar->monitor_vdev_id, ret); return ret; } ar->free_vdev_map |= 1 << (ar->monitor_vdev_id); - ar->monitor_present = false; ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %d deleted\n", ar->monitor_vdev_id); return ret; } -static int ath10k_start_cac(struct ath10k *ar) +static int ath10k_monitor_start(struct ath10k *ar) { int ret; lockdep_assert_held(&ar->conf_mutex); - set_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + if (!ath10k_monitor_is_enabled(ar)) { + ath10k_warn("trying to start monitor with no references\n"); + return 0; + } + + if (ar->monitor_started) { + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor already started\n"); + return 0; + } - ret = ath10k_monitor_create(ar); + ret = ath10k_monitor_vdev_create(ar); if (ret) { - clear_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + ath10k_warn("failed to create monitor vdev: %d\n", ret); return ret; } - ret = ath10k_monitor_start(ar, ar->monitor_vdev_id); + ret = ath10k_monitor_vdev_start(ar, ar->monitor_vdev_id); if (ret) { + ath10k_warn("failed to start monitor vdev: %d\n", ret); + ath10k_monitor_vdev_delete(ar); + return ret; + } + + ar->monitor_started = true; + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor started\n"); + + return 0; +} + +static void ath10k_monitor_stop(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + if (ath10k_monitor_is_enabled(ar)) { + ath10k_dbg(ATH10K_DBG_MAC, + "mac monitor will be stopped later\n"); + return; + } + + if (!ar->monitor_started) { + ath10k_dbg(ATH10K_DBG_MAC, + "mac monitor probably failed to start earlier\n"); + return; + } + + ret = ath10k_monitor_vdev_stop(ar); + if (ret) + ath10k_warn("failed to stop monitor vdev: %d\n", ret); + + ret = ath10k_monitor_vdev_delete(ar); + if (ret) + ath10k_warn("failed to delete monitor vdev: %d\n", ret); + + ar->monitor_started = false; + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor stopped\n"); +} + +static int ath10k_recalc_rtscts_prot(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + u32 vdev_param, rts_cts = 0; + + lockdep_assert_held(&ar->conf_mutex); + + vdev_param = ar->wmi.vdev_param->enable_rtscts; + + if (arvif->use_cts_prot || arvif->num_legacy_stations > 0) + rts_cts |= SM(WMI_RTSCTS_ENABLED, WMI_RTSCTS_SET); + + if (arvif->num_legacy_stations > 0) + rts_cts |= SM(WMI_RTSCTS_ACROSS_SW_RETRIES, + WMI_RTSCTS_PROFILE); + + return ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + rts_cts); +} + +static int ath10k_start_cac(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + set_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + + ret = ath10k_monitor_start(ar); + if (ret) { + ath10k_warn("failed to start monitor (cac): %d\n", ret); clear_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); - ath10k_monitor_destroy(ar); return ret; } @@ -774,58 +759,26 @@ static int ath10k_stop_cac(struct ath10k *ar) if (!test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags)) return 0; - ath10k_monitor_stop(ar); - ath10k_monitor_destroy(ar); clear_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + ath10k_monitor_stop(ar); ath10k_dbg(ATH10K_DBG_MAC, "mac cac finished\n"); return 0; } -static const char *ath10k_dfs_state(enum nl80211_dfs_state dfs_state) -{ - switch (dfs_state) { - case NL80211_DFS_USABLE: - return "USABLE"; - case NL80211_DFS_UNAVAILABLE: - return "UNAVAILABLE"; - case NL80211_DFS_AVAILABLE: - return "AVAILABLE"; - default: - WARN_ON(1); - return "bug"; - } -} - -static void ath10k_config_radar_detection(struct ath10k *ar) +static void ath10k_recalc_radar_detection(struct ath10k *ar) { - struct ieee80211_channel *chan = ar->hw->conf.chandef.chan; - bool radar = ar->hw->conf.radar_enabled; - bool chan_radar = !!(chan->flags & IEEE80211_CHAN_RADAR); - enum nl80211_dfs_state dfs_state = chan->dfs_state; int ret; lockdep_assert_held(&ar->conf_mutex); - ath10k_dbg(ATH10K_DBG_MAC, - "mac radar config update: chan %dMHz radar %d chan radar %d chan state %s\n", - chan->center_freq, radar, chan_radar, - ath10k_dfs_state(dfs_state)); - - /* - * It's safe to call it even if CAC is not started. - * This call here guarantees changing channel, etc. will stop CAC. - */ ath10k_stop_cac(ar); - if (!radar) - return; - - if (!chan_radar) + if (!ar->radar_enabled) return; - if (dfs_state != NL80211_DFS_USABLE) + if (ar->num_started_vdevs > 0) return; ret = ath10k_start_cac(ar); @@ -835,11 +788,106 @@ static void ath10k_config_radar_detection(struct ath10k *ar) * radiation is not allowed, make this channel DFS_UNAVAILABLE * by indicating that radar was detected. */ - ath10k_warn("failed to start CAC (%d)\n", ret); + ath10k_warn("failed to start CAC: %d\n", ret); ieee80211_radar_detected(ar->hw); } } +static int ath10k_vdev_start(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + struct cfg80211_chan_def *chandef = &ar->chandef; + struct wmi_vdev_start_request_arg arg = {}; + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->vdev_setup_done); + + arg.vdev_id = arvif->vdev_id; + arg.dtim_period = arvif->dtim_period; + arg.bcn_intval = arvif->beacon_interval; + + arg.channel.freq = chandef->chan->center_freq; + arg.channel.band_center_freq1 = chandef->center_freq1; + arg.channel.mode = chan_to_phymode(chandef); + + arg.channel.min_power = 0; + arg.channel.max_power = chandef->chan->max_power * 2; + arg.channel.max_reg_power = chandef->chan->max_reg_power * 2; + arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain * 2; + + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { + arg.ssid = arvif->u.ap.ssid; + arg.ssid_len = arvif->u.ap.ssid_len; + arg.hidden_ssid = arvif->u.ap.hidden_ssid; + + /* For now allow DFS for AP mode */ + arg.channel.chan_radar = + !!(chandef->chan->flags & IEEE80211_CHAN_RADAR); + } else if (arvif->vdev_type == WMI_VDEV_TYPE_IBSS) { + arg.ssid = arvif->vif->bss_conf.ssid; + arg.ssid_len = arvif->vif->bss_conf.ssid_len; + } + + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d start center_freq %d phymode %s\n", + arg.vdev_id, arg.channel.freq, + ath10k_wmi_phymode_str(arg.channel.mode)); + + ret = ath10k_wmi_vdev_start(ar, &arg); + if (ret) { + ath10k_warn("failed to start WMI vdev %i: %d\n", + arg.vdev_id, ret); + return ret; + } + + ret = ath10k_vdev_setup_sync(ar); + if (ret) { + ath10k_warn("failed to synchronise setup for vdev %i: %d\n", + arg.vdev_id, ret); + return ret; + } + + ar->num_started_vdevs++; + ath10k_recalc_radar_detection(ar); + + return ret; +} + +static int ath10k_vdev_stop(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->vdev_setup_done); + + ret = ath10k_wmi_vdev_stop(ar, arvif->vdev_id); + if (ret) { + ath10k_warn("failed to stop WMI vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + ret = ath10k_vdev_setup_sync(ar); + if (ret) { + ath10k_warn("failed to syncronise setup for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + WARN_ON(ar->num_started_vdevs == 0); + + if (ar->num_started_vdevs != 0) { + ar->num_started_vdevs--; + ath10k_recalc_radar_detection(ar); + } + + return ret; +} + static void ath10k_control_beaconing(struct ath10k_vif *arvif, struct ieee80211_bss_conf *info) { @@ -880,7 +928,7 @@ static void ath10k_control_beaconing(struct ath10k_vif *arvif, ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid, arvif->bssid); if (ret) { - ath10k_warn("Failed to bring up vdev %d: %i\n", + ath10k_warn("failed to bring up vdev %d: %i\n", arvif->vdev_id, ret); ath10k_vdev_stop(arvif); return; @@ -904,7 +952,7 @@ static void ath10k_control_ibss(struct ath10k_vif *arvif, if (!info->ibss_joined) { ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, self_peer); if (ret) - ath10k_warn("Failed to delete IBSS self peer:%pM for VDEV:%d ret:%d\n", + ath10k_warn("failed to delete IBSS self peer %pM for vdev %d: %d\n", self_peer, arvif->vdev_id, ret); if (is_zero_ether_addr(arvif->bssid)) @@ -913,7 +961,7 @@ static void ath10k_control_ibss(struct ath10k_vif *arvif, ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, arvif->bssid); if (ret) { - ath10k_warn("Failed to delete IBSS BSSID peer:%pM for VDEV:%d ret:%d\n", + ath10k_warn("failed to delete IBSS BSSID peer %pM for vdev %d: %d\n", arvif->bssid, arvif->vdev_id, ret); return; } @@ -925,7 +973,7 @@ static void ath10k_control_ibss(struct ath10k_vif *arvif, ret = ath10k_peer_create(arvif->ar, arvif->vdev_id, self_peer); if (ret) { - ath10k_warn("Failed to create IBSS self peer:%pM for VDEV:%d ret:%d\n", + ath10k_warn("failed to create IBSS self peer %pM for vdev %d: %d\n", self_peer, arvif->vdev_id, ret); return; } @@ -934,7 +982,7 @@ static void ath10k_control_ibss(struct ath10k_vif *arvif, ret = ath10k_wmi_vdev_set_param(arvif->ar, arvif->vdev_id, vdev_param, ATH10K_DEFAULT_ATIM); if (ret) - ath10k_warn("Failed to set IBSS ATIM for VDEV:%d ret:%d\n", + ath10k_warn("failed to set IBSS ATIM for vdev %d: %d\n", arvif->vdev_id, ret); } @@ -961,7 +1009,7 @@ static int ath10k_mac_vif_setup_ps(struct ath10k_vif *arvif) ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, conf->dynamic_ps_timeout); if (ret) { - ath10k_warn("Failed to set inactivity time for vdev %d: %i\n", + ath10k_warn("failed to set inactivity time for vdev %d: %i\n", arvif->vdev_id, ret); return ret; } @@ -974,8 +1022,8 @@ static int ath10k_mac_vif_setup_ps(struct ath10k_vif *arvif) ret = ath10k_wmi_set_psmode(ar, arvif->vdev_id, psmode); if (ret) { - ath10k_warn("Failed to set PS Mode: %d for VDEV: %d\n", - psmode, arvif->vdev_id); + ath10k_warn("failed to set PS Mode %d for vdev %d: %d\n", + psmode, arvif->vdev_id, ret); return ret; } @@ -1429,7 +1477,7 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, ap_sta = ieee80211_find_sta(vif, bss_conf->bssid); if (!ap_sta) { - ath10k_warn("Failed to find station entry for %pM, vdev %i\n", + ath10k_warn("failed to find station entry for bss %pM vdev %i\n", bss_conf->bssid, arvif->vdev_id); rcu_read_unlock(); return; @@ -1442,7 +1490,7 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, ret = ath10k_peer_assoc_prepare(ar, arvif, ap_sta, bss_conf, &peer_arg); if (ret) { - ath10k_warn("Peer assoc prepare failed for %pM vdev %i\n: %d", + ath10k_warn("failed to prepare peer assoc for %pM vdev %i: %d\n", bss_conf->bssid, arvif->vdev_id, ret); rcu_read_unlock(); return; @@ -1452,7 +1500,7 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, ret = ath10k_wmi_peer_assoc(ar, &peer_arg); if (ret) { - ath10k_warn("Peer assoc failed for %pM vdev %i\n: %d", + ath10k_warn("failed to run peer assoc for %pM vdev %i: %d\n", bss_conf->bssid, arvif->vdev_id, ret); return; } @@ -1473,7 +1521,7 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_up(ar, arvif->vdev_id, arvif->aid, arvif->bssid); if (ret) { - ath10k_warn("VDEV: %d up failed: ret %d\n", + ath10k_warn("failed to set vdev %d up: %d\n", arvif->vdev_id, ret); return; } @@ -1524,7 +1572,7 @@ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, } static int ath10k_station_assoc(struct ath10k *ar, struct ath10k_vif *arvif, - struct ieee80211_sta *sta) + struct ieee80211_sta *sta, bool reassoc) { struct wmi_peer_assoc_complete_arg peer_arg; int ret = 0; @@ -1533,34 +1581,46 @@ static int ath10k_station_assoc(struct ath10k *ar, struct ath10k_vif *arvif, ret = ath10k_peer_assoc_prepare(ar, arvif, sta, NULL, &peer_arg); if (ret) { - ath10k_warn("WMI peer assoc prepare failed for %pM vdev %i: %i\n", + ath10k_warn("failed to prepare WMI peer assoc for %pM vdev %i: %i\n", sta->addr, arvif->vdev_id, ret); return ret; } + peer_arg.peer_reassoc = reassoc; ret = ath10k_wmi_peer_assoc(ar, &peer_arg); if (ret) { - ath10k_warn("Peer assoc failed for STA %pM vdev %i: %d\n", + ath10k_warn("failed to run peer assoc for STA %pM vdev %i: %d\n", sta->addr, arvif->vdev_id, ret); return ret; } ret = ath10k_setup_peer_smps(ar, arvif, sta->addr, &sta->ht_cap); if (ret) { - ath10k_warn("failed to setup peer SMPS for vdev: %d\n", ret); + ath10k_warn("failed to setup peer SMPS for vdev %d: %d\n", + arvif->vdev_id, ret); return ret; } + if (!sta->wme) { + arvif->num_legacy_stations++; + ret = ath10k_recalc_rtscts_prot(arvif); + if (ret) { + ath10k_warn("failed to recalculate rts/cts prot for vdev %d: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + ret = ath10k_install_peer_wep_keys(arvif, sta->addr); if (ret) { - ath10k_warn("could not install peer wep keys for vdev %i: %d\n", + ath10k_warn("failed to install peer wep keys for vdev %i: %d\n", arvif->vdev_id, ret); return ret; } ret = ath10k_peer_assoc_qos_ap(ar, arvif, sta); if (ret) { - ath10k_warn("could not set qos params for STA %pM for vdev %i: %d\n", + ath10k_warn("failed to set qos params for STA %pM for vdev %i: %d\n", sta->addr, arvif->vdev_id, ret); return ret; } @@ -1575,9 +1635,19 @@ static int ath10k_station_disassoc(struct ath10k *ar, struct ath10k_vif *arvif, lockdep_assert_held(&ar->conf_mutex); + if (!sta->wme) { + arvif->num_legacy_stations--; + ret = ath10k_recalc_rtscts_prot(arvif); + if (ret) { + ath10k_warn("failed to recalculate rts/cts prot for vdev %d: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + ret = ath10k_clear_peer_keys(arvif, sta->addr); if (ret) { - ath10k_warn("could not clear all peer wep keys for vdev %i: %d\n", + ath10k_warn("failed to clear all peer wep keys for vdev %i: %d\n", arvif->vdev_id, ret); return ret; } @@ -1685,19 +1755,44 @@ static int ath10k_update_channel_list(struct ath10k *ar) return ret; } +static enum wmi_dfs_region +ath10k_mac_get_dfs_region(enum nl80211_dfs_regions dfs_region) +{ + switch (dfs_region) { + case NL80211_DFS_UNSET: + return WMI_UNINIT_DFS_DOMAIN; + case NL80211_DFS_FCC: + return WMI_FCC_DFS_DOMAIN; + case NL80211_DFS_ETSI: + return WMI_ETSI_DFS_DOMAIN; + case NL80211_DFS_JP: + return WMI_MKK4_DFS_DOMAIN; + } + return WMI_UNINIT_DFS_DOMAIN; +} + static void ath10k_regd_update(struct ath10k *ar) { struct reg_dmn_pair_mapping *regpair; int ret; + enum wmi_dfs_region wmi_dfs_reg; + enum nl80211_dfs_regions nl_dfs_reg; lockdep_assert_held(&ar->conf_mutex); ret = ath10k_update_channel_list(ar); if (ret) - ath10k_warn("could not update channel list (%d)\n", ret); + ath10k_warn("failed to update channel list: %d\n", ret); regpair = ar->ath_common.regulatory.regpair; + if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) { + nl_dfs_reg = ar->dfs_detector->region; + wmi_dfs_reg = ath10k_mac_get_dfs_region(nl_dfs_reg); + } else { + wmi_dfs_reg = WMI_UNINIT_DFS_DOMAIN; + } + /* Target allows setting up per-band regdomain but ath_common provides * a combined one only */ ret = ath10k_wmi_pdev_set_regdomain(ar, @@ -1705,9 +1800,10 @@ static void ath10k_regd_update(struct ath10k *ar) regpair->reg_domain, /* 2ghz */ regpair->reg_domain, /* 5ghz */ regpair->reg_2ghz_ctl, - regpair->reg_5ghz_ctl); + regpair->reg_5ghz_ctl, + wmi_dfs_reg); if (ret) - ath10k_warn("could not set pdev regdomain (%d)\n", ret); + ath10k_warn("failed to set pdev regdomain: %d\n", ret); } static void ath10k_reg_notifier(struct wiphy *wiphy, @@ -1725,7 +1821,7 @@ static void ath10k_reg_notifier(struct wiphy *wiphy, result = ar->dfs_detector->set_dfs_domain(ar->dfs_detector, request->dfs_region); if (!result) - ath10k_warn("dfs region 0x%X not supported, will trigger radar for every pulse\n", + ath10k_warn("DFS region 0x%X not supported, will trigger radar for every pulse\n", request->dfs_region); } @@ -1759,10 +1855,10 @@ static u8 ath10k_tx_h_get_vdev_id(struct ath10k *ar, if (info->control.vif) return ath10k_vif_to_arvif(info->control.vif)->vdev_id; - if (ar->monitor_enabled) + if (ar->monitor_started) return ar->monitor_vdev_id; - ath10k_warn("could not resolve vdev id\n"); + ath10k_warn("failed to resolve vdev id\n"); return 0; } @@ -1803,7 +1899,9 @@ static void ath10k_tx_wep_key_work(struct work_struct *work) arvif->ar->wmi.vdev_param->def_keyid, keyidx); if (ret) { - ath10k_warn("could not update wep keyidx (%d)\n", ret); + ath10k_warn("failed to update wep key index for vdev %d: %d\n", + arvif->vdev_id, + ret); return; } @@ -1879,7 +1977,7 @@ static void ath10k_tx_htt(struct ath10k *ar, struct sk_buff *skb) ar->fw_features)) { if (skb_queue_len(&ar->wmi_mgmt_tx_queue) >= ATH10K_MAX_NUM_MGMT_PENDING) { - ath10k_warn("wmi mgmt_tx queue limit reached\n"); + ath10k_warn("reached WMI management tranmist queue limit\n"); ret = -EBUSY; goto exit; } @@ -1903,7 +2001,7 @@ static void ath10k_tx_htt(struct ath10k *ar, struct sk_buff *skb) exit: if (ret) { - ath10k_warn("tx failed (%d). dropping packet.\n", ret); + ath10k_warn("failed to transmit packet, dropping: %d\n", ret); ieee80211_free_txskb(ar->hw, skb); } } @@ -1964,7 +2062,7 @@ void ath10k_offchan_tx_work(struct work_struct *work) if (!peer) { ret = ath10k_peer_create(ar, vdev_id, peer_addr); if (ret) - ath10k_warn("peer %pM on vdev %d not created (%d)\n", + ath10k_warn("failed to create peer %pM on vdev %d: %d\n", peer_addr, vdev_id, ret); } @@ -1984,7 +2082,7 @@ void ath10k_offchan_tx_work(struct work_struct *work) if (!peer) { ret = ath10k_peer_delete(ar, vdev_id, peer_addr); if (ret) - ath10k_warn("peer %pM on vdev %d not deleted (%d)\n", + ath10k_warn("failed to delete peer %pM on vdev %d: %d\n", peer_addr, vdev_id, ret); } @@ -2018,7 +2116,8 @@ void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work) ret = ath10k_wmi_mgmt_tx(ar, skb); if (ret) { - ath10k_warn("wmi mgmt_tx failed (%d)\n", ret); + ath10k_warn("failed to transmit management frame via WMI: %d\n", + ret); ieee80211_free_txskb(ar->hw, skb); } } @@ -2043,7 +2142,7 @@ void ath10k_reset_scan(unsigned long ptr) return; } - ath10k_warn("scan timeout. resetting. fw issue?\n"); + ath10k_warn("scan timed out, firmware problem?\n"); if (ar->scan.is_roc) ieee80211_remain_on_channel_expired(ar->hw); @@ -2079,7 +2178,7 @@ static int ath10k_abort_scan(struct ath10k *ar) ret = ath10k_wmi_stop_scan(ar, &arg); if (ret) { - ath10k_warn("could not submit wmi stop scan (%d)\n", ret); + ath10k_warn("failed to stop wmi scan: %d\n", ret); spin_lock_bh(&ar->data_lock); ar->scan.in_progress = false; ath10k_offchan_tx_purge(ar); @@ -2099,7 +2198,7 @@ static int ath10k_abort_scan(struct ath10k *ar) spin_lock_bh(&ar->data_lock); if (ar->scan.in_progress) { - ath10k_warn("could not stop scan. its still in progress\n"); + ath10k_warn("failed to stop scan, it's still in progress\n"); ar->scan.in_progress = false; ath10k_offchan_tx_purge(ar); ret = -ETIMEDOUT; @@ -2194,7 +2293,13 @@ void ath10k_halt(struct ath10k *ar) { lockdep_assert_held(&ar->conf_mutex); - ath10k_stop_cac(ar); + if (ath10k_monitor_is_enabled(ar)) { + clear_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + ar->promisc = false; + ar->monitor = false; + ath10k_monitor_stop(ar); + } + del_timer_sync(&ar->scan.timeout); ath10k_offchan_tx_purge(ar); ath10k_mgmt_over_wmi_tx_purge(ar); @@ -2226,14 +2331,14 @@ static int ath10k_start(struct ieee80211_hw *hw) ret = ath10k_hif_power_up(ar); if (ret) { - ath10k_err("could not init hif (%d)\n", ret); + ath10k_err("Could not init hif: %d\n", ret); ar->state = ATH10K_STATE_OFF; goto exit; } ret = ath10k_core_start(ar); if (ret) { - ath10k_err("could not init core (%d)\n", ret); + ath10k_err("Could not init core: %d\n", ret); ath10k_hif_power_down(ar); ar->state = ATH10K_STATE_OFF; goto exit; @@ -2246,13 +2351,11 @@ static int ath10k_start(struct ieee80211_hw *hw) ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->pmf_qos, 1); if (ret) - ath10k_warn("could not enable WMI_PDEV_PARAM_PMF_QOS (%d)\n", - ret); + ath10k_warn("failed to enable PMF QOS: %d\n", ret); ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->dynamic_bw, 1); if (ret) - ath10k_warn("could not init WMI_PDEV_PARAM_DYNAMIC_BW (%d)\n", - ret); + ath10k_warn("failed to enable dynamic BW: %d\n", ret); /* * By default FW set ARP frames ac to voice (6). In that case ARP @@ -2266,11 +2369,12 @@ static int ath10k_start(struct ieee80211_hw *hw) ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->arp_ac_override, 0); if (ret) { - ath10k_warn("could not set arp ac override parameter: %d\n", + ath10k_warn("failed to set arp ac override parameter: %d\n", ret); goto exit; } + ar->num_started_vdevs = 0; ath10k_regd_update(ar); ret = 0; @@ -2309,7 +2413,7 @@ static int ath10k_config_ps(struct ath10k *ar) list_for_each_entry(arvif, &ar->arvifs, list) { ret = ath10k_mac_vif_setup_ps(arvif); if (ret) { - ath10k_warn("could not setup powersave (%d)\n", ret); + ath10k_warn("failed to setup powersave: %d\n", ret); break; } } @@ -2343,7 +2447,6 @@ static const char *chandef_get_width(enum nl80211_chan_width width) static void ath10k_config_chan(struct ath10k *ar) { struct ath10k_vif *arvif; - bool monitor_was_enabled; int ret; lockdep_assert_held(&ar->conf_mutex); @@ -2357,10 +2460,8 @@ static void ath10k_config_chan(struct ath10k *ar) /* First stop monitor interface. Some FW versions crash if there's a * lone monitor interface. */ - monitor_was_enabled = ar->monitor_enabled; - - if (ar->monitor_enabled) - ath10k_monitor_stop(ar); + if (ar->monitor_started) + ath10k_monitor_vdev_stop(ar); list_for_each_entry(arvif, &ar->arvifs, list) { if (!arvif->is_started) @@ -2371,7 +2472,7 @@ static void ath10k_config_chan(struct ath10k *ar) ret = ath10k_vdev_stop(arvif); if (ret) { - ath10k_warn("could not stop vdev %d (%d)\n", + ath10k_warn("failed to stop vdev %d: %d\n", arvif->vdev_id, ret); continue; } @@ -2388,7 +2489,7 @@ static void ath10k_config_chan(struct ath10k *ar) ret = ath10k_vdev_start(arvif); if (ret) { - ath10k_warn("could not start vdev %d (%d)\n", + ath10k_warn("failed to start vdev %d: %d\n", arvif->vdev_id, ret); continue; } @@ -2399,14 +2500,14 @@ static void ath10k_config_chan(struct ath10k *ar) ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid, arvif->bssid); if (ret) { - ath10k_warn("could not bring vdev up %d (%d)\n", + ath10k_warn("failed to bring vdev up %d: %d\n", arvif->vdev_id, ret); continue; } } - if (monitor_was_enabled) - ath10k_monitor_start(ar, ar->monitor_vdev_id); + if (ath10k_monitor_is_enabled(ar)) + ath10k_monitor_vdev_start(ar, ar->monitor_vdev_id); } static int ath10k_config(struct ieee80211_hw *hw, u32 changed) @@ -2420,15 +2521,17 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed) if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { ath10k_dbg(ATH10K_DBG_MAC, - "mac config channel %d mhz flags 0x%x\n", + "mac config channel %dMHz flags 0x%x radar %d\n", conf->chandef.chan->center_freq, - conf->chandef.chan->flags); + conf->chandef.chan->flags, + conf->radar_enabled); spin_lock_bh(&ar->data_lock); ar->rx_channel = conf->chandef.chan; spin_unlock_bh(&ar->data_lock); - ath10k_config_radar_detection(ar); + ar->radar_enabled = conf->radar_enabled; + ath10k_recalc_radar_detection(ar); if (!cfg80211_chandef_identical(&ar->chandef, &conf->chandef)) { ar->chandef = conf->chandef; @@ -2444,14 +2547,14 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed) ret = ath10k_wmi_pdev_set_param(ar, param, hw->conf.power_level * 2); if (ret) - ath10k_warn("mac failed to set 2g txpower %d (%d)\n", + ath10k_warn("failed to set 2g txpower %d: %d\n", hw->conf.power_level, ret); param = ar->wmi.pdev_param->txpower_limit5g; ret = ath10k_wmi_pdev_set_param(ar, param, hw->conf.power_level * 2); if (ret) - ath10k_warn("mac failed to set 5g txpower %d (%d)\n", + ath10k_warn("failed to set 5g txpower %d: %d\n", hw->conf.power_level, ret); } @@ -2459,10 +2562,19 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed) ath10k_config_ps(ar); if (changed & IEEE80211_CONF_CHANGE_MONITOR) { - if (conf->flags & IEEE80211_CONF_MONITOR) - ret = ath10k_monitor_create(ar); - else - ret = ath10k_monitor_destroy(ar); + if (conf->flags & IEEE80211_CONF_MONITOR && !ar->monitor) { + ar->monitor = true; + ret = ath10k_monitor_start(ar); + if (ret) { + ath10k_warn("failed to start monitor (config): %d\n", + ret); + ar->monitor = false; + } + } else if (!(conf->flags & IEEE80211_CONF_MONITOR) && + ar->monitor) { + ar->monitor = false; + ath10k_monitor_stop(ar); + } } mutex_unlock(&ar->conf_mutex); @@ -2497,12 +2609,6 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, INIT_WORK(&arvif->wep_key_work, ath10k_tx_wep_key_work); INIT_LIST_HEAD(&arvif->list); - if ((vif->type == NL80211_IFTYPE_MONITOR) && ar->monitor_present) { - ath10k_warn("Only one monitor interface allowed\n"); - ret = -EBUSY; - goto err; - } - bit = ffs(ar->free_vdev_map); if (bit == 0) { ret = -EBUSY; @@ -2545,7 +2651,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_create(ar, arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype, vif->addr); if (ret) { - ath10k_warn("WMI vdev %i create failed: ret %d\n", + ath10k_warn("failed to create WMI vdev %i: %d\n", arvif->vdev_id, ret); goto err; } @@ -2557,7 +2663,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_set_param(ar, 0, vdev_param, arvif->def_wep_key_idx); if (ret) { - ath10k_warn("Failed to set vdev %i default keyid: %d\n", + ath10k_warn("failed to set vdev %i default key id: %d\n", arvif->vdev_id, ret); goto err_vdev_delete; } @@ -2567,7 +2673,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ATH10K_HW_TXRX_NATIVE_WIFI); /* 10.X firmware does not support this VDEV parameter. Do not warn */ if (ret && ret != -EOPNOTSUPP) { - ath10k_warn("Failed to set vdev %i TX encap: %d\n", + ath10k_warn("failed to set vdev %i TX encapsulation: %d\n", arvif->vdev_id, ret); goto err_vdev_delete; } @@ -2575,14 +2681,14 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { ret = ath10k_peer_create(ar, arvif->vdev_id, vif->addr); if (ret) { - ath10k_warn("Failed to create vdev %i peer for AP: %d\n", + ath10k_warn("failed to create vdev %i peer for AP: %d\n", arvif->vdev_id, ret); goto err_vdev_delete; } ret = ath10k_mac_set_kickout(arvif); if (ret) { - ath10k_warn("Failed to set vdev %i kickout parameters: %d\n", + ath10k_warn("failed to set vdev %i kickout parameters: %d\n", arvif->vdev_id, ret); goto err_peer_delete; } @@ -2594,7 +2700,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, value); if (ret) { - ath10k_warn("Failed to set vdev %i RX wake policy: %d\n", + ath10k_warn("failed to set vdev %i RX wake policy: %d\n", arvif->vdev_id, ret); goto err_peer_delete; } @@ -2604,7 +2710,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, value); if (ret) { - ath10k_warn("Failed to set vdev %i TX wake thresh: %d\n", + ath10k_warn("failed to set vdev %i TX wake thresh: %d\n", arvif->vdev_id, ret); goto err_peer_delete; } @@ -2614,7 +2720,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, value); if (ret) { - ath10k_warn("Failed to set vdev %i PSPOLL count: %d\n", + ath10k_warn("failed to set vdev %i PSPOLL count: %d\n", arvif->vdev_id, ret); goto err_peer_delete; } @@ -2622,21 +2728,18 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, ret = ath10k_mac_set_rts(arvif, ar->hw->wiphy->rts_threshold); if (ret) { - ath10k_warn("failed to set rts threshold for vdev %d (%d)\n", + ath10k_warn("failed to set rts threshold for vdev %d: %d\n", arvif->vdev_id, ret); goto err_peer_delete; } ret = ath10k_mac_set_frag(arvif, ar->hw->wiphy->frag_threshold); if (ret) { - ath10k_warn("failed to set frag threshold for vdev %d (%d)\n", + ath10k_warn("failed to set frag threshold for vdev %d: %d\n", arvif->vdev_id, ret); goto err_peer_delete; } - if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) - ar->monitor_present = true; - mutex_unlock(&ar->conf_mutex); return 0; @@ -2679,7 +2782,7 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, vif->addr); if (ret) - ath10k_warn("Failed to remove peer for AP vdev %i: %d\n", + ath10k_warn("failed to remove peer for AP vdev %i: %d\n", arvif->vdev_id, ret); kfree(arvif->u.ap.noa_data); @@ -2690,12 +2793,9 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_delete(ar, arvif->vdev_id); if (ret) - ath10k_warn("WMI vdev %i delete failed: %d\n", + ath10k_warn("failed to delete WMI vdev %i: %d\n", arvif->vdev_id, ret); - if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) - ar->monitor_present = false; - ath10k_peer_cleanup(ar, arvif->vdev_id); mutex_unlock(&ar->conf_mutex); @@ -2728,28 +2828,17 @@ static void ath10k_configure_filter(struct ieee80211_hw *hw, *total_flags &= SUPPORTED_FILTERS; ar->filter_flags = *total_flags; - /* Monitor must not be started if it wasn't created first. - * Promiscuous mode may be started on a non-monitor interface - in - * such case the monitor vdev is not created so starting the - * monitor makes no sense. Since ath10k uses no special RX filters - * (only BSS filter in STA mode) there's no need for any special - * action here. */ - if ((ar->filter_flags & FIF_PROMISC_IN_BSS) && - !ar->monitor_enabled && ar->monitor_present) { - ath10k_dbg(ATH10K_DBG_MAC, "mac monitor %d start\n", - ar->monitor_vdev_id); - - ret = ath10k_monitor_start(ar, ar->monitor_vdev_id); - if (ret) - ath10k_warn("Unable to start monitor mode\n"); - } else if (!(ar->filter_flags & FIF_PROMISC_IN_BSS) && - ar->monitor_enabled && ar->monitor_present) { - ath10k_dbg(ATH10K_DBG_MAC, "mac monitor %d stop\n", - ar->monitor_vdev_id); - - ret = ath10k_monitor_stop(ar); - if (ret) - ath10k_warn("Unable to stop monitor mode\n"); + if (ar->filter_flags & FIF_PROMISC_IN_BSS && !ar->promisc) { + ar->promisc = true; + ret = ath10k_monitor_start(ar); + if (ret) { + ath10k_warn("failed to start monitor (promisc): %d\n", + ret); + ar->promisc = false; + } + } else if (!(ar->filter_flags & FIF_PROMISC_IN_BSS) && ar->promisc) { + ar->promisc = false; + ath10k_monitor_stop(ar); } mutex_unlock(&ar->conf_mutex); @@ -2780,7 +2869,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, arvif->vdev_id, arvif->beacon_interval); if (ret) - ath10k_warn("Failed to set beacon interval for vdev %d: %i\n", + ath10k_warn("failed to set beacon interval for vdev %d: %i\n", arvif->vdev_id, ret); } @@ -2793,7 +2882,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ret = ath10k_wmi_pdev_set_param(ar, pdev_param, WMI_BEACON_STAGGERED_MODE); if (ret) - ath10k_warn("Failed to set beacon mode for vdev %d: %i\n", + ath10k_warn("failed to set beacon mode for vdev %d: %i\n", arvif->vdev_id, ret); } @@ -2808,7 +2897,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, arvif->dtim_period); if (ret) - ath10k_warn("Failed to set dtim period for vdev %d: %i\n", + ath10k_warn("failed to set dtim period for vdev %d: %i\n", arvif->vdev_id, ret); } @@ -2829,7 +2918,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ret = ath10k_peer_create(ar, arvif->vdev_id, info->bssid); if (ret) - ath10k_warn("Failed to add peer %pM for vdev %d when changing bssid: %i\n", + ath10k_warn("failed to add peer %pM for vdev %d when changing bssid: %i\n", info->bssid, arvif->vdev_id, ret); if (vif->type == NL80211_IFTYPE_STATION) { @@ -2868,20 +2957,13 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ath10k_control_beaconing(arvif, info); if (changed & BSS_CHANGED_ERP_CTS_PROT) { - u32 cts_prot; - if (info->use_cts_prot) - cts_prot = 1; - else - cts_prot = 0; - + arvif->use_cts_prot = info->use_cts_prot; ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d cts_prot %d\n", - arvif->vdev_id, cts_prot); + arvif->vdev_id, info->use_cts_prot); - vdev_param = ar->wmi.vdev_param->enable_rtscts; - ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, - cts_prot); + ret = ath10k_recalc_rtscts_prot(arvif); if (ret) - ath10k_warn("Failed to set CTS prot for vdev %d: %d\n", + ath10k_warn("failed to recalculate rts/cts prot for vdev %d: %d\n", arvif->vdev_id, ret); } @@ -2900,7 +2982,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, slottime); if (ret) - ath10k_warn("Failed to set erp slot for vdev %d: %i\n", + ath10k_warn("failed to set erp slot for vdev %d: %i\n", arvif->vdev_id, ret); } @@ -2919,7 +3001,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, preamble); if (ret) - ath10k_warn("Failed to set preamble for vdev %d: %i\n", + ath10k_warn("failed to set preamble for vdev %d: %i\n", arvif->vdev_id, ret); } @@ -2990,7 +3072,7 @@ static int ath10k_hw_scan(struct ieee80211_hw *hw, ret = ath10k_start_scan(ar, &arg); if (ret) { - ath10k_warn("could not start hw scan (%d)\n", ret); + ath10k_warn("failed to start hw scan: %d\n", ret); spin_lock_bh(&ar->data_lock); ar->scan.in_progress = false; spin_unlock_bh(&ar->data_lock); @@ -3010,8 +3092,7 @@ static void ath10k_cancel_hw_scan(struct ieee80211_hw *hw, mutex_lock(&ar->conf_mutex); ret = ath10k_abort_scan(ar); if (ret) { - ath10k_warn("couldn't abort scan (%d). forcefully sending scan completion to mac80211\n", - ret); + ath10k_warn("failed to abort scan: %d\n", ret); ieee80211_scan_completed(hw, 1 /* aborted */); } mutex_unlock(&ar->conf_mutex); @@ -3089,7 +3170,7 @@ static int ath10k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (!peer) { if (cmd == SET_KEY) { - ath10k_warn("cannot install key for non-existent peer %pM\n", + ath10k_warn("failed to install key for non-existent peer %pM\n", peer_addr); ret = -EOPNOTSUPP; goto exit; @@ -3112,7 +3193,7 @@ static int ath10k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, ret = ath10k_install_key(arvif, key, cmd, peer_addr); if (ret) { - ath10k_warn("key installation failed for vdev %i peer %pM: %d\n", + ath10k_warn("failed to install key for vdev %i peer %pM: %d\n", arvif->vdev_id, peer_addr, ret); goto exit; } @@ -3127,7 +3208,7 @@ static int ath10k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, peer->keys[key->keyidx] = NULL; else if (peer == NULL) /* impossible unless FW goes crazy */ - ath10k_warn("peer %pM disappeared!\n", peer_addr); + ath10k_warn("Peer %pM disappeared!\n", peer_addr); spin_unlock_bh(&ar->data_lock); exit: @@ -3195,6 +3276,16 @@ static void ath10k_sta_rc_update_wk(struct work_struct *wk) sta->addr, smps, err); } + if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) { + ath10k_dbg(ATH10K_DBG_MAC, "mac update sta %pM supp rates\n", + sta->addr); + + err = ath10k_station_assoc(ar, arvif, sta, true); + if (err) + ath10k_warn("failed to reassociate station: %pM\n", + sta->addr); + } + mutex_unlock(&ar->conf_mutex); } @@ -3236,7 +3327,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, max_num_peers = TARGET_NUM_PEERS; if (ar->num_peers >= max_num_peers) { - ath10k_warn("Number of peers exceeded: peers number %d (max peers %d)\n", + ath10k_warn("number of peers exceeded: peers number %d (max peers %d)\n", ar->num_peers, max_num_peers); ret = -ENOBUFS; goto exit; @@ -3248,7 +3339,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, ret = ath10k_peer_create(ar, arvif->vdev_id, sta->addr); if (ret) - ath10k_warn("Failed to add peer %pM for vdev %d when adding a new sta: %i\n", + ath10k_warn("failed to add peer %pM for vdev %d when adding a new sta: %i\n", sta->addr, arvif->vdev_id, ret); } else if ((old_state == IEEE80211_STA_NONE && new_state == IEEE80211_STA_NOTEXIST)) { @@ -3260,7 +3351,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, arvif->vdev_id, sta->addr); ret = ath10k_peer_delete(ar, arvif->vdev_id, sta->addr); if (ret) - ath10k_warn("Failed to delete peer %pM for vdev %d: %i\n", + ath10k_warn("failed to delete peer %pM for vdev %d: %i\n", sta->addr, arvif->vdev_id, ret); if (vif->type == NL80211_IFTYPE_STATION) @@ -3275,9 +3366,9 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, ath10k_dbg(ATH10K_DBG_MAC, "mac sta %pM associated\n", sta->addr); - ret = ath10k_station_assoc(ar, arvif, sta); + ret = ath10k_station_assoc(ar, arvif, sta, false); if (ret) - ath10k_warn("Failed to associate station %pM for vdev %i: %i\n", + ath10k_warn("failed to associate station %pM for vdev %i: %i\n", sta->addr, arvif->vdev_id, ret); } else if (old_state == IEEE80211_STA_ASSOC && new_state == IEEE80211_STA_AUTH && @@ -3291,7 +3382,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, ret = ath10k_station_disassoc(ar, arvif, sta); if (ret) - ath10k_warn("Failed to disassociate station: %pM vdev %i ret %i\n", + ath10k_warn("failed to disassociate station: %pM vdev %i: %i\n", sta->addr, arvif->vdev_id, ret); } exit: @@ -3339,7 +3430,7 @@ static int ath10k_conf_tx_uapsd(struct ath10k *ar, struct ieee80211_vif *vif, WMI_STA_PS_PARAM_UAPSD, arvif->u.sta.uapsd); if (ret) { - ath10k_warn("could not set uapsd params %d\n", ret); + ath10k_warn("failed to set uapsd params: %d\n", ret); goto exit; } @@ -3352,7 +3443,7 @@ static int ath10k_conf_tx_uapsd(struct ath10k *ar, struct ieee80211_vif *vif, WMI_STA_PS_PARAM_RX_WAKE_POLICY, value); if (ret) - ath10k_warn("could not set rx wake param %d\n", ret); + ath10k_warn("failed to set rx wake param: %d\n", ret); exit: return ret; @@ -3402,13 +3493,13 @@ static int ath10k_conf_tx(struct ieee80211_hw *hw, /* FIXME: FW accepts wmm params per hw, not per vif */ ret = ath10k_wmi_pdev_set_wmm_params(ar, &ar->wmm_params); if (ret) { - ath10k_warn("could not set wmm params %d\n", ret); + ath10k_warn("failed to set wmm params: %d\n", ret); goto exit; } ret = ath10k_conf_tx_uapsd(ar, vif, ac, params->uapsd); if (ret) - ath10k_warn("could not set sta uapsd %d\n", ret); + ath10k_warn("failed to set sta uapsd: %d\n", ret); exit: mutex_unlock(&ar->conf_mutex); @@ -3461,7 +3552,7 @@ static int ath10k_remain_on_channel(struct ieee80211_hw *hw, ret = ath10k_start_scan(ar, &arg); if (ret) { - ath10k_warn("could not start roc scan (%d)\n", ret); + ath10k_warn("failed to start roc scan: %d\n", ret); spin_lock_bh(&ar->data_lock); ar->scan.in_progress = false; spin_unlock_bh(&ar->data_lock); @@ -3470,7 +3561,7 @@ static int ath10k_remain_on_channel(struct ieee80211_hw *hw, ret = wait_for_completion_timeout(&ar->scan.on_channel, 3*HZ); if (ret == 0) { - ath10k_warn("could not switch to channel for roc scan\n"); + ath10k_warn("failed to switch to channel for roc scan\n"); ath10k_abort_scan(ar); ret = -ETIMEDOUT; goto exit; @@ -3511,7 +3602,7 @@ static int ath10k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) ret = ath10k_mac_set_rts(arvif, value); if (ret) { - ath10k_warn("could not set rts threshold for vdev %d (%d)\n", + ath10k_warn("failed to set rts threshold for vdev %d: %d\n", arvif->vdev_id, ret); break; } @@ -3534,7 +3625,7 @@ static int ath10k_set_frag_threshold(struct ieee80211_hw *hw, u32 value) ret = ath10k_mac_set_rts(arvif, value); if (ret) { - ath10k_warn("could not set fragmentation threshold for vdev %d (%d)\n", + ath10k_warn("failed to set fragmentation threshold for vdev %d: %d\n", arvif->vdev_id, ret); break; } @@ -3544,7 +3635,8 @@ static int ath10k_set_frag_threshold(struct ieee80211_hw *hw, u32 value) return ret; } -static void ath10k_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void ath10k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct ath10k *ar = hw->priv; bool skip; @@ -3573,7 +3665,7 @@ static void ath10k_flush(struct ieee80211_hw *hw, u32 queues, bool drop) }), ATH10K_FLUSH_TIMEOUT_HZ); if (ret <= 0 || skip) - ath10k_warn("tx not flushed (skip %i ar-state %i): %i\n", + ath10k_warn("failed to flush transmit queue (skip %i ar-state %i): %i\n", skip, ar->state, ret); skip: @@ -3608,7 +3700,7 @@ static int ath10k_suspend(struct ieee80211_hw *hw, ret = ath10k_hif_suspend(ar); if (ret) { - ath10k_warn("could not suspend hif (%d)\n", ret); + ath10k_warn("failed to suspend hif: %d\n", ret); goto resume; } @@ -3617,7 +3709,7 @@ static int ath10k_suspend(struct ieee80211_hw *hw, resume: ret = ath10k_wmi_pdev_resume_target(ar); if (ret) - ath10k_warn("could not resume target (%d)\n", ret); + ath10k_warn("failed to resume target: %d\n", ret); ret = 1; exit: @@ -3634,14 +3726,14 @@ static int ath10k_resume(struct ieee80211_hw *hw) ret = ath10k_hif_resume(ar); if (ret) { - ath10k_warn("could not resume hif (%d)\n", ret); + ath10k_warn("failed to resume hif: %d\n", ret); ret = 1; goto exit; } ret = ath10k_wmi_pdev_resume_target(ar); if (ret) { - ath10k_warn("could not resume target (%d)\n", ret); + ath10k_warn("failed to resume target: %d\n", ret); ret = 1; goto exit; } @@ -3964,7 +4056,7 @@ static int ath10k_set_fixed_rate_param(struct ath10k_vif *arvif, ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, fixed_rate); if (ret) { - ath10k_warn("Could not set fixed_rate param 0x%02x: %d\n", + ath10k_warn("failed to set fixed rate param 0x%02x: %d\n", fixed_rate, ret); ret = -EINVAL; goto exit; @@ -3977,7 +4069,7 @@ static int ath10k_set_fixed_rate_param(struct ath10k_vif *arvif, vdev_param, fixed_nss); if (ret) { - ath10k_warn("Could not set fixed_nss param %d: %d\n", + ath10k_warn("failed to set fixed nss param %d: %d\n", fixed_nss, ret); ret = -EINVAL; goto exit; @@ -3990,7 +4082,7 @@ static int ath10k_set_fixed_rate_param(struct ath10k_vif *arvif, force_sgi); if (ret) { - ath10k_warn("Could not set sgi param %d: %d\n", + ath10k_warn("failed to set sgi param %d: %d\n", force_sgi, ret); ret = -EINVAL; goto exit; @@ -4026,7 +4118,7 @@ static int ath10k_set_bitrate_mask(struct ieee80211_hw *hw, } if (fixed_rate == WMI_FIXED_RATE_NONE && force_sgi) { - ath10k_warn("Could not force SGI usage for default rate settings\n"); + ath10k_warn("failed to force SGI usage for default rate settings\n"); return -EINVAL; } @@ -4072,8 +4164,8 @@ static void ath10k_sta_rc_update(struct ieee80211_hw *hw, bw = WMI_PEER_CHWIDTH_80MHZ; break; case IEEE80211_STA_RX_BW_160: - ath10k_warn("mac sta rc update for %pM: invalid bw %d\n", - sta->addr, sta->bandwidth); + ath10k_warn("Invalid bandwith %d in rc update for %pM\n", + sta->bandwidth, sta->addr); bw = WMI_PEER_CHWIDTH_20MHZ; break; } @@ -4099,8 +4191,8 @@ static void ath10k_sta_rc_update(struct ieee80211_hw *hw, smps = WMI_PEER_SMPS_DYNAMIC; break; case IEEE80211_SMPS_NUM_MODES: - ath10k_warn("mac sta rc update for %pM: invalid smps: %d\n", - sta->addr, sta->smps_mode); + ath10k_warn("Invalid smps %d in sta rc update for %pM\n", + sta->smps_mode, sta->addr); smps = WMI_PEER_SMPS_PS_NONE; break; } @@ -4108,15 +4200,6 @@ static void ath10k_sta_rc_update(struct ieee80211_hw *hw, arsta->smps = smps; } - if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) { - /* FIXME: Not implemented. Probably the only way to do it would - * be to re-assoc the peer. */ - changed &= ~IEEE80211_RC_SUPP_RATES_CHANGED; - ath10k_dbg(ATH10K_DBG_MAC, - "mac sta rc update for %pM: changing supported rates not implemented\n", - sta->addr); - } - arsta->changed |= changed; spin_unlock_bh(&ar->data_lock); @@ -4516,7 +4599,6 @@ int ath10k_mac_register(struct ath10k *ar) IEEE80211_HW_REPORTS_TX_ACK_STATUS | IEEE80211_HW_HAS_RATE_CONTROL | IEEE80211_HW_SUPPORTS_STATIC_SMPS | - IEEE80211_HW_WANT_MONITOR_VIF | IEEE80211_HW_AP_LINK_PS | IEEE80211_HW_SPECTRUM_MGMT; @@ -4570,19 +4652,19 @@ int ath10k_mac_register(struct ath10k *ar) NL80211_DFS_UNSET); if (!ar->dfs_detector) - ath10k_warn("dfs pattern detector init failed\n"); + ath10k_warn("failed to initialise DFS pattern detector\n"); } ret = ath_regd_init(&ar->ath_common.regulatory, ar->hw->wiphy, ath10k_reg_notifier); if (ret) { - ath10k_err("Regulatory initialization failed: %i\n", ret); + ath10k_err("failed to initialise regulatory: %i\n", ret); goto err_free; } ret = ieee80211_register_hw(ar->hw); if (ret) { - ath10k_err("ieee80211 registration failed: %d\n", ret); + ath10k_err("failed to register ieee80211: %d\n", ret); goto err_free; } diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 9d242d801d9d..bf1083d52e61 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -39,15 +39,27 @@ enum ath10k_pci_irq_mode { ATH10K_PCI_IRQ_MSI = 2, }; -static unsigned int ath10k_target_ps; +enum ath10k_pci_reset_mode { + ATH10K_PCI_RESET_AUTO = 0, + ATH10K_PCI_RESET_WARM_ONLY = 1, +}; + +static unsigned int ath10k_pci_target_ps; static unsigned int ath10k_pci_irq_mode = ATH10K_PCI_IRQ_AUTO; +static unsigned int ath10k_pci_reset_mode = ATH10K_PCI_RESET_AUTO; -module_param(ath10k_target_ps, uint, 0644); -MODULE_PARM_DESC(ath10k_target_ps, "Enable ath10k Target (SoC) PS option"); +module_param_named(target_ps, ath10k_pci_target_ps, uint, 0644); +MODULE_PARM_DESC(target_ps, "Enable ath10k Target (SoC) PS option"); module_param_named(irq_mode, ath10k_pci_irq_mode, uint, 0644); MODULE_PARM_DESC(irq_mode, "0: auto, 1: legacy, 2: msi (default: 0)"); +module_param_named(reset_mode, ath10k_pci_reset_mode, uint, 0644); +MODULE_PARM_DESC(reset_mode, "0: auto, 1: warm only (default: 0)"); + +/* how long wait to wait for target to initialise, in ms */ +#define ATH10K_PCI_TARGET_WAIT 3000 + #define QCA988X_2_0_DEVICE_ID (0x003c) static DEFINE_PCI_DEVICE_TABLE(ath10k_pci_id_table) = { @@ -346,9 +358,10 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, * 2) Buffer in DMA-able space */ orig_nbytes = nbytes; - data_buf = (unsigned char *)pci_alloc_consistent(ar_pci->pdev, - orig_nbytes, - &ce_data_base); + data_buf = (unsigned char *)dma_alloc_coherent(ar->dev, + orig_nbytes, + &ce_data_base, + GFP_ATOMIC); if (!data_buf) { ret = -ENOMEM; @@ -442,12 +455,12 @@ done: __le32_to_cpu(((__le32 *)data_buf)[i]); } } else - ath10k_dbg(ATH10K_DBG_PCI, "%s failure (0x%x)\n", - __func__, address); + ath10k_warn("failed to read diag value at 0x%x: %d\n", + address, ret); if (data_buf) - pci_free_consistent(ar_pci->pdev, orig_nbytes, - data_buf, ce_data_base); + dma_free_coherent(ar->dev, orig_nbytes, data_buf, + ce_data_base); return ret; } @@ -490,9 +503,10 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, * 2) Buffer in DMA-able space */ orig_nbytes = nbytes; - data_buf = (unsigned char *)pci_alloc_consistent(ar_pci->pdev, - orig_nbytes, - &ce_data_base); + data_buf = (unsigned char *)dma_alloc_coherent(ar->dev, + orig_nbytes, + &ce_data_base, + GFP_ATOMIC); if (!data_buf) { ret = -ENOMEM; goto done; @@ -588,13 +602,13 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, done: if (data_buf) { - pci_free_consistent(ar_pci->pdev, orig_nbytes, data_buf, - ce_data_base); + dma_free_coherent(ar->dev, orig_nbytes, data_buf, + ce_data_base); } if (ret != 0) - ath10k_dbg(ATH10K_DBG_PCI, "%s failure (0x%x)\n", __func__, - address); + ath10k_warn("failed to write diag value at 0x%x: %d\n", + address, ret); return ret; } @@ -803,6 +817,9 @@ unlock: static u16 ath10k_pci_hif_get_free_queue_number(struct ath10k *ar, u8 pipe) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + ath10k_dbg(ATH10K_DBG_PCI, "pci hif get free queue number\n"); + return ath10k_ce_num_free_src_entries(ar_pci->pipe_info[pipe].ce_hdl); } @@ -854,6 +871,8 @@ static void ath10k_pci_hif_dump_area(struct ath10k *ar) static void ath10k_pci_hif_send_complete_check(struct ath10k *ar, u8 pipe, int force) { + ath10k_dbg(ATH10K_DBG_PCI, "pci hif send complete check\n"); + if (!force) { int resources; /* @@ -880,7 +899,7 @@ static void ath10k_pci_hif_set_callbacks(struct ath10k *ar, { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - ath10k_dbg(ATH10K_DBG_PCI, "%s\n", __func__); + ath10k_dbg(ATH10K_DBG_PCI, "pci hif set callbacks\n"); memcpy(&ar_pci->msg_callbacks_current, callbacks, sizeof(ar_pci->msg_callbacks_current)); @@ -938,6 +957,8 @@ static int ath10k_pci_hif_map_service_to_pipe(struct ath10k *ar, { int ret = 0; + ath10k_dbg(ATH10K_DBG_PCI, "pci hif map service\n"); + /* polling for received messages not supported */ *dl_is_polled = 0; @@ -997,6 +1018,8 @@ static void ath10k_pci_hif_get_default_pipe(struct ath10k *ar, { int ul_is_polled, dl_is_polled; + ath10k_dbg(ATH10K_DBG_PCI, "pci hif get default pipe\n"); + (void)ath10k_pci_hif_map_service_to_pipe(ar, ATH10K_HTC_SVC_ID_RSVD_CTRL, ul_pipe, @@ -1098,6 +1121,8 @@ static int ath10k_pci_hif_start(struct ath10k *ar) struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); int ret, ret_early; + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif start\n"); + ath10k_pci_free_early_irq(ar); ath10k_pci_kill_tasklet(ar); @@ -1233,18 +1258,10 @@ static void ath10k_pci_buffer_cleanup(struct ath10k *ar) static void ath10k_pci_ce_deinit(struct ath10k *ar) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ath10k_pci_pipe *pipe_info; - int pipe_num; + int i; - for (pipe_num = 0; pipe_num < CE_COUNT; pipe_num++) { - pipe_info = &ar_pci->pipe_info[pipe_num]; - if (pipe_info->ce_hdl) { - ath10k_ce_deinit(pipe_info->ce_hdl); - pipe_info->ce_hdl = NULL; - pipe_info->buf_sz = 0; - } - } + for (i = 0; i < CE_COUNT; i++) + ath10k_ce_deinit_pipe(ar, i); } static void ath10k_pci_hif_stop(struct ath10k *ar) @@ -1252,7 +1269,7 @@ static void ath10k_pci_hif_stop(struct ath10k *ar) struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); int ret; - ath10k_dbg(ATH10K_DBG_PCI, "%s\n", __func__); + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif stop\n"); ret = ath10k_ce_disable_interrupts(ar); if (ret) @@ -1697,30 +1714,49 @@ static int ath10k_pci_init_config(struct ath10k *ar) return 0; } +static int ath10k_pci_alloc_ce(struct ath10k *ar) +{ + int i, ret; + + for (i = 0; i < CE_COUNT; i++) { + ret = ath10k_ce_alloc_pipe(ar, i, &host_ce_config_wlan[i]); + if (ret) { + ath10k_err("failed to allocate copy engine pipe %d: %d\n", + i, ret); + return ret; + } + } + return 0; +} + +static void ath10k_pci_free_ce(struct ath10k *ar) +{ + int i; + + for (i = 0; i < CE_COUNT; i++) + ath10k_ce_free_pipe(ar, i); +} static int ath10k_pci_ce_init(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); struct ath10k_pci_pipe *pipe_info; const struct ce_attr *attr; - int pipe_num; + int pipe_num, ret; for (pipe_num = 0; pipe_num < CE_COUNT; pipe_num++) { pipe_info = &ar_pci->pipe_info[pipe_num]; + pipe_info->ce_hdl = &ar_pci->ce_states[pipe_num]; pipe_info->pipe_num = pipe_num; pipe_info->hif_ce_state = ar; attr = &host_ce_config_wlan[pipe_num]; - pipe_info->ce_hdl = ath10k_ce_init(ar, pipe_num, attr); - if (pipe_info->ce_hdl == NULL) { - ath10k_err("failed to initialize CE for pipe: %d\n", - pipe_num); - - /* It is safe to call it here. It checks if ce_hdl is - * valid for each pipe */ - ath10k_pci_ce_deinit(ar); - return -1; + ret = ath10k_ce_init_pipe(ar, pipe_num, attr); + if (ret) { + ath10k_err("failed to initialize copy engine pipe %d: %d\n", + pipe_num, ret); + return ret; } if (pipe_num == CE_COUNT - 1) { @@ -1741,16 +1777,15 @@ static int ath10k_pci_ce_init(struct ath10k *ar) static void ath10k_pci_fw_interrupt_handler(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - u32 fw_indicator_address, fw_indicator; + u32 fw_indicator; ath10k_pci_wake(ar); - fw_indicator_address = ar_pci->fw_indicator_address; - fw_indicator = ath10k_pci_read32(ar, fw_indicator_address); + fw_indicator = ath10k_pci_read32(ar, FW_INDICATOR_ADDRESS); if (fw_indicator & FW_IND_EVENT_PENDING) { /* ACK: clear Target-side pending event */ - ath10k_pci_write32(ar, fw_indicator_address, + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, fw_indicator & ~FW_IND_EVENT_PENDING); if (ar_pci->started) { @@ -1769,11 +1804,10 @@ static void ath10k_pci_fw_interrupt_handler(struct ath10k *ar) static int ath10k_pci_warm_reset(struct ath10k *ar) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); int ret = 0; u32 val; - ath10k_dbg(ATH10K_DBG_BOOT, "boot performing warm chip reset\n"); + ath10k_dbg(ATH10K_DBG_BOOT, "boot warm reset\n"); ret = ath10k_do_pci_wake(ar); if (ret) { @@ -1801,7 +1835,7 @@ static int ath10k_pci_warm_reset(struct ath10k *ar) msleep(100); /* clear fw indicator */ - ath10k_pci_write32(ar, ar_pci->fw_indicator_address, 0); + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, 0); /* clear target LF timer interrupts */ val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + @@ -1934,7 +1968,9 @@ static int __ath10k_pci_hif_power_up(struct ath10k *ar, bool cold_reset) irq_mode = "legacy"; if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) - ath10k_info("pci irq %s\n", irq_mode); + ath10k_info("pci irq %s irq_mode %d reset_mode %d\n", + irq_mode, ath10k_pci_irq_mode, + ath10k_pci_reset_mode); return 0; @@ -1956,6 +1992,8 @@ static int ath10k_pci_hif_power_up(struct ath10k *ar) { int ret; + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif power up\n"); + /* * Hardware CUS232 version 2 has some issues with cold reset and the * preferred (and safer) way to perform a device reset is through a @@ -1966,9 +2004,14 @@ static int ath10k_pci_hif_power_up(struct ath10k *ar) */ ret = __ath10k_pci_hif_power_up(ar, false); if (ret) { - ath10k_warn("failed to power up target using warm reset (%d), trying cold reset\n", + ath10k_warn("failed to power up target using warm reset: %d\n", ret); + if (ath10k_pci_reset_mode == ATH10K_PCI_RESET_WARM_ONLY) + return ret; + + ath10k_warn("trying cold reset\n"); + ret = __ath10k_pci_hif_power_up(ar, true); if (ret) { ath10k_err("failed to power up target using cold reset too (%d)\n", @@ -1984,12 +2027,14 @@ static void ath10k_pci_hif_power_down(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif power down\n"); + ath10k_pci_free_early_irq(ar); ath10k_pci_kill_tasklet(ar); ath10k_pci_deinit_irq(ar); + ath10k_pci_ce_deinit(ar); ath10k_pci_warm_reset(ar); - ath10k_pci_ce_deinit(ar); if (!test_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features)) ath10k_do_pci_sleep(ar); } @@ -2137,7 +2182,6 @@ static irqreturn_t ath10k_pci_interrupt_handler(int irq, void *arg) static void ath10k_pci_early_irq_tasklet(unsigned long data) { struct ath10k *ar = (struct ath10k *)data; - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); u32 fw_ind; int ret; @@ -2148,9 +2192,9 @@ static void ath10k_pci_early_irq_tasklet(unsigned long data) return; } - fw_ind = ath10k_pci_read32(ar, ar_pci->fw_indicator_address); + fw_ind = ath10k_pci_read32(ar, FW_INDICATOR_ADDRESS); if (fw_ind & FW_IND_EVENT_PENDING) { - ath10k_pci_write32(ar, ar_pci->fw_indicator_address, + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, fw_ind & ~FW_IND_EVENT_PENDING); /* Some structures are unavailable during early boot or at @@ -2385,33 +2429,50 @@ static int ath10k_pci_deinit_irq(struct ath10k *ar) static int ath10k_pci_wait_for_target_init(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - int wait_limit = 300; /* 3 sec */ + unsigned long timeout; int ret; + u32 val; + + ath10k_dbg(ATH10K_DBG_BOOT, "boot waiting target to initialise\n"); ret = ath10k_pci_wake(ar); if (ret) { - ath10k_err("failed to wake up target: %d\n", ret); + ath10k_err("failed to wake up target for init: %d\n", ret); return ret; } - while (wait_limit-- && - !(ioread32(ar_pci->mem + FW_INDICATOR_ADDRESS) & - FW_IND_INITIALIZED)) { + timeout = jiffies + msecs_to_jiffies(ATH10K_PCI_TARGET_WAIT); + + do { + val = ath10k_pci_read32(ar, FW_INDICATOR_ADDRESS); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot target indicator %x\n", val); + + /* target should never return this */ + if (val == 0xffffffff) + continue; + + if (val & FW_IND_INITIALIZED) + break; + if (ar_pci->num_msi_intrs == 0) /* Fix potential race by repeating CORE_BASE writes */ - iowrite32(PCIE_INTR_FIRMWARE_MASK | - PCIE_INTR_CE_MASK_ALL, - ar_pci->mem + (SOC_CORE_BASE_ADDRESS | - PCIE_INTR_ENABLE_ADDRESS)); + ath10k_pci_soc_write32(ar, PCIE_INTR_ENABLE_ADDRESS, + PCIE_INTR_FIRMWARE_MASK | + PCIE_INTR_CE_MASK_ALL); + mdelay(10); - } + } while (time_before(jiffies, timeout)); - if (wait_limit < 0) { - ath10k_err("target stalled\n"); - ret = -EIO; + if (val == 0xffffffff || !(val & FW_IND_INITIALIZED)) { + ath10k_err("failed to receive initialized event from target: %08x\n", + val); + ret = -ETIMEDOUT; goto out; } + ath10k_dbg(ATH10K_DBG_BOOT, "boot target initialised\n"); + out: ath10k_pci_sleep(ar); return ret; @@ -2422,6 +2483,8 @@ static int ath10k_pci_cold_reset(struct ath10k *ar) int i, ret; u32 val; + ath10k_dbg(ATH10K_DBG_BOOT, "boot cold reset\n"); + ret = ath10k_do_pci_wake(ar); if (ret) { ath10k_err("failed to wake up target: %d\n", @@ -2453,6 +2516,9 @@ static int ath10k_pci_cold_reset(struct ath10k *ar) } ath10k_do_pci_sleep(ar); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot cold reset complete\n"); + return 0; } @@ -2484,7 +2550,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev, struct ath10k_pci *ar_pci; u32 lcr_val, chip_id; - ath10k_dbg(ATH10K_DBG_PCI, "%s\n", __func__); + ath10k_dbg(ATH10K_DBG_PCI, "pci probe\n"); ar_pci = kzalloc(sizeof(*ar_pci), GFP_KERNEL); if (ar_pci == NULL) @@ -2503,7 +2569,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev, goto err_ar_pci; } - if (ath10k_target_ps) + if (ath10k_pci_target_ps) set_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features); ath10k_pci_dump_features(ar_pci); @@ -2516,7 +2582,6 @@ static int ath10k_pci_probe(struct pci_dev *pdev, } ar_pci->ar = ar; - ar_pci->fw_indicator_address = FW_INDICATOR_ADDRESS; atomic_set(&ar_pci->keep_awake_count, 0); pci_set_drvdata(pdev, ar); @@ -2594,16 +2659,24 @@ static int ath10k_pci_probe(struct pci_dev *pdev, ath10k_do_pci_sleep(ar); + ret = ath10k_pci_alloc_ce(ar); + if (ret) { + ath10k_err("failed to allocate copy engine pipes: %d\n", ret); + goto err_iomap; + } + ath10k_dbg(ATH10K_DBG_BOOT, "boot pci_mem 0x%p\n", ar_pci->mem); ret = ath10k_core_register(ar, chip_id); if (ret) { ath10k_err("failed to register driver core: %d\n", ret); - goto err_iomap; + goto err_free_ce; } return 0; +err_free_ce: + ath10k_pci_free_ce(ar); err_iomap: pci_iounmap(pdev, mem); err_master: @@ -2626,7 +2699,7 @@ static void ath10k_pci_remove(struct pci_dev *pdev) struct ath10k *ar = pci_get_drvdata(pdev); struct ath10k_pci *ar_pci; - ath10k_dbg(ATH10K_DBG_PCI, "%s\n", __func__); + ath10k_dbg(ATH10K_DBG_PCI, "pci remove\n"); if (!ar) return; @@ -2639,6 +2712,7 @@ static void ath10k_pci_remove(struct pci_dev *pdev) tasklet_kill(&ar_pci->msi_fw_err); ath10k_core_unregister(ar); + ath10k_pci_free_ce(ar); pci_iounmap(pdev, ar_pci->mem); pci_release_region(pdev, BAR_NUM); @@ -2680,6 +2754,5 @@ module_exit(ath10k_pci_exit); MODULE_AUTHOR("Qualcomm Atheros"); MODULE_DESCRIPTION("Driver support for Atheros QCA988X PCIe devices"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_FW_FILE); -MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_OTP_FILE); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_FW_2_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_BOARD_DATA_FILE); diff --git a/drivers/net/wireless/ath/ath10k/pci.h b/drivers/net/wireless/ath/ath10k/pci.h index b43fdb4f7319..dfdebb4157aa 100644 --- a/drivers/net/wireless/ath/ath10k/pci.h +++ b/drivers/net/wireless/ath/ath10k/pci.h @@ -189,9 +189,6 @@ struct ath10k_pci { struct ath10k_hif_cb msg_callbacks_current; - /* Target address used to signal a pending firmware event */ - u32 fw_indicator_address; - /* Copy Engine used for Diagnostic Accesses */ struct ath10k_ce_pipe *ce_diag; diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index 0541dd939ce9..82669a77e553 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -100,189 +100,6 @@ exit: wake_up(&htt->empty_tx_wq); } -static const u8 rx_legacy_rate_idx[] = { - 3, /* 0x00 - 11Mbps */ - 2, /* 0x01 - 5.5Mbps */ - 1, /* 0x02 - 2Mbps */ - 0, /* 0x03 - 1Mbps */ - 3, /* 0x04 - 11Mbps */ - 2, /* 0x05 - 5.5Mbps */ - 1, /* 0x06 - 2Mbps */ - 0, /* 0x07 - 1Mbps */ - 10, /* 0x08 - 48Mbps */ - 8, /* 0x09 - 24Mbps */ - 6, /* 0x0A - 12Mbps */ - 4, /* 0x0B - 6Mbps */ - 11, /* 0x0C - 54Mbps */ - 9, /* 0x0D - 36Mbps */ - 7, /* 0x0E - 18Mbps */ - 5, /* 0x0F - 9Mbps */ -}; - -static void process_rx_rates(struct ath10k *ar, struct htt_rx_info *info, - enum ieee80211_band band, - struct ieee80211_rx_status *status) -{ - u8 cck, rate, rate_idx, bw, sgi, mcs, nss; - u8 info0 = info->rate.info0; - u32 info1 = info->rate.info1; - u32 info2 = info->rate.info2; - u8 preamble = 0; - - /* Check if valid fields */ - if (!(info0 & HTT_RX_INDICATION_INFO0_START_VALID)) - return; - - preamble = MS(info1, HTT_RX_INDICATION_INFO1_PREAMBLE_TYPE); - - switch (preamble) { - case HTT_RX_LEGACY: - cck = info0 & HTT_RX_INDICATION_INFO0_LEGACY_RATE_CCK; - rate = MS(info0, HTT_RX_INDICATION_INFO0_LEGACY_RATE); - rate_idx = 0; - - if (rate < 0x08 || rate > 0x0F) - break; - - switch (band) { - case IEEE80211_BAND_2GHZ: - if (cck) - rate &= ~BIT(3); - rate_idx = rx_legacy_rate_idx[rate]; - break; - case IEEE80211_BAND_5GHZ: - rate_idx = rx_legacy_rate_idx[rate]; - /* We are using same rate table registering - HW - ath10k_rates[]. In case of 5GHz skip - CCK rates, so -4 here */ - rate_idx -= 4; - break; - default: - break; - } - - status->rate_idx = rate_idx; - break; - case HTT_RX_HT: - case HTT_RX_HT_WITH_TXBF: - /* HT-SIG - Table 20-11 in info1 and info2 */ - mcs = info1 & 0x1F; - nss = mcs >> 3; - bw = (info1 >> 7) & 1; - sgi = (info2 >> 7) & 1; - - status->rate_idx = mcs; - status->flag |= RX_FLAG_HT; - if (sgi) - status->flag |= RX_FLAG_SHORT_GI; - if (bw) - status->flag |= RX_FLAG_40MHZ; - break; - case HTT_RX_VHT: - case HTT_RX_VHT_WITH_TXBF: - /* VHT-SIG-A1 in info 1, VHT-SIG-A2 in info2 - TODO check this */ - mcs = (info2 >> 4) & 0x0F; - nss = ((info1 >> 10) & 0x07) + 1; - bw = info1 & 3; - sgi = info2 & 1; - - status->rate_idx = mcs; - status->vht_nss = nss; - - if (sgi) - status->flag |= RX_FLAG_SHORT_GI; - - switch (bw) { - /* 20MHZ */ - case 0: - break; - /* 40MHZ */ - case 1: - status->flag |= RX_FLAG_40MHZ; - break; - /* 80MHZ */ - case 2: - status->vht_flag |= RX_VHT_FLAG_80MHZ; - } - - status->flag |= RX_FLAG_VHT; - break; - default: - break; - } -} - -void ath10k_process_rx(struct ath10k *ar, struct htt_rx_info *info) -{ - struct ieee80211_rx_status *status; - struct ieee80211_channel *ch; - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)info->skb->data; - - status = IEEE80211_SKB_RXCB(info->skb); - memset(status, 0, sizeof(*status)); - - if (info->encrypt_type != HTT_RX_MPDU_ENCRYPT_NONE) { - status->flag |= RX_FLAG_DECRYPTED | RX_FLAG_IV_STRIPPED | - RX_FLAG_MMIC_STRIPPED; - hdr->frame_control = __cpu_to_le16( - __le16_to_cpu(hdr->frame_control) & - ~IEEE80211_FCTL_PROTECTED); - } - - if (info->mic_err) - status->flag |= RX_FLAG_MMIC_ERROR; - - if (info->fcs_err) - status->flag |= RX_FLAG_FAILED_FCS_CRC; - - if (info->amsdu_more) - status->flag |= RX_FLAG_AMSDU_MORE; - - status->signal = info->signal; - - spin_lock_bh(&ar->data_lock); - ch = ar->scan_channel; - if (!ch) - ch = ar->rx_channel; - spin_unlock_bh(&ar->data_lock); - - if (!ch) { - ath10k_warn("no channel configured; ignoring frame!\n"); - dev_kfree_skb_any(info->skb); - return; - } - - process_rx_rates(ar, info, ch->band, status); - status->band = ch->band; - status->freq = ch->center_freq; - - if (info->rate.info0 & HTT_RX_INDICATION_INFO0_END_VALID) { - /* TSF available only in 32-bit */ - status->mactime = info->tsf & 0xffffffff; - status->flag |= RX_FLAG_MACTIME_END; - } - - ath10k_dbg(ATH10K_DBG_DATA, - "rx skb %p len %u %s%s%s%s%s %srate_idx %u vht_nss %u freq %u band %u flag 0x%x fcs-err %i\n", - info->skb, - info->skb->len, - status->flag == 0 ? "legacy" : "", - status->flag & RX_FLAG_HT ? "ht" : "", - status->flag & RX_FLAG_VHT ? "vht" : "", - status->flag & RX_FLAG_40MHZ ? "40" : "", - status->vht_flag & RX_VHT_FLAG_80MHZ ? "80" : "", - status->flag & RX_FLAG_SHORT_GI ? "sgi " : "", - status->rate_idx, - status->vht_nss, - status->freq, - status->band, status->flag, info->fcs_err); - ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "rx skb: ", - info->skb->data, info->skb->len); - - ieee80211_rx(ar->hw, info->skb); -} - struct ath10k_peer *ath10k_peer_find(struct ath10k *ar, int vdev_id, const u8 *addr) { diff --git a/drivers/net/wireless/ath/ath10k/txrx.h b/drivers/net/wireless/ath/ath10k/txrx.h index 356dc9c04c9e..aee3e20058f8 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.h +++ b/drivers/net/wireless/ath/ath10k/txrx.h @@ -21,7 +21,6 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt, const struct htt_tx_done *tx_done); -void ath10k_process_rx(struct ath10k *ar, struct htt_rx_info *info); struct ath10k_peer *ath10k_peer_find(struct ath10k *ar, int vdev_id, const u8 *addr); diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index cb1f7b5bcf4c..fe4d5f1c672f 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -1362,13 +1362,10 @@ static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) struct sk_buff *bcn; int ret, vdev_id = 0; - ath10k_dbg(ATH10K_DBG_MGMT, "WMI_HOST_SWBA_EVENTID\n"); - ev = (struct wmi_host_swba_event *)skb->data; map = __le32_to_cpu(ev->vdev_map); - ath10k_dbg(ATH10K_DBG_MGMT, "host swba:\n" - "-vdev map 0x%x\n", + ath10k_dbg(ATH10K_DBG_MGMT, "mgmt swba vdev_map 0x%x\n", ev->vdev_map); for (; map; map >>= 1, vdev_id++) { @@ -1385,12 +1382,7 @@ static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) bcn_info = &ev->bcn_info[i]; ath10k_dbg(ATH10K_DBG_MGMT, - "-bcn_info[%d]:\n" - "--tim_len %d\n" - "--tim_mcast %d\n" - "--tim_changed %d\n" - "--tim_num_ps_pending %d\n" - "--tim_bitmap 0x%08x%08x%08x%08x\n", + "mgmt event bcn_info %d tim_len %d mcast %d changed %d num_ps_pending %d bitmap 0x%08x%08x%08x%08x\n", i, __le32_to_cpu(bcn_info->tim_info.tim_len), __le32_to_cpu(bcn_info->tim_info.tim_mcast), @@ -2393,8 +2385,9 @@ int ath10k_wmi_connect_htc_service(struct ath10k *ar) return 0; } -int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, - u16 rd5g, u16 ctl2g, u16 ctl5g) +static int ath10k_wmi_main_pdev_set_regdomain(struct ath10k *ar, u16 rd, + u16 rd2g, u16 rd5g, u16 ctl2g, + u16 ctl5g) { struct wmi_pdev_set_regdomain_cmd *cmd; struct sk_buff *skb; @@ -2418,6 +2411,46 @@ int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, ar->wmi.cmd->pdev_set_regdomain_cmdid); } +static int ath10k_wmi_10x_pdev_set_regdomain(struct ath10k *ar, u16 rd, + u16 rd2g, u16 rd5g, + u16 ctl2g, u16 ctl5g, + enum wmi_dfs_region dfs_reg) +{ + struct wmi_pdev_set_regdomain_cmd_10x *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_pdev_set_regdomain_cmd_10x *)skb->data; + cmd->reg_domain = __cpu_to_le32(rd); + cmd->reg_domain_2G = __cpu_to_le32(rd2g); + cmd->reg_domain_5G = __cpu_to_le32(rd5g); + cmd->conformance_test_limit_2G = __cpu_to_le32(ctl2g); + cmd->conformance_test_limit_5G = __cpu_to_le32(ctl5g); + cmd->dfs_domain = __cpu_to_le32(dfs_reg); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi pdev regdomain rd %x rd2g %x rd5g %x ctl2g %x ctl5g %x dfs_region %x\n", + rd, rd2g, rd5g, ctl2g, ctl5g, dfs_reg); + + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->pdev_set_regdomain_cmdid); +} + +int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, + u16 rd5g, u16 ctl2g, u16 ctl5g, + enum wmi_dfs_region dfs_reg) +{ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + return ath10k_wmi_10x_pdev_set_regdomain(ar, rd, rd2g, rd5g, + ctl2g, ctl5g, dfs_reg); + else + return ath10k_wmi_main_pdev_set_regdomain(ar, rd, rd2g, rd5g, + ctl2g, ctl5g); +} + int ath10k_wmi_pdev_set_channel(struct ath10k *ar, const struct wmi_channel_arg *arg) { @@ -3456,8 +3489,9 @@ int ath10k_wmi_peer_assoc(struct ath10k *ar, __cpu_to_le32(arg->peer_vht_rates.tx_mcs_set); ath10k_dbg(ATH10K_DBG_WMI, - "wmi peer assoc vdev %d addr %pM\n", - arg->vdev_id, arg->addr); + "wmi peer assoc vdev %d addr %pM (%s)\n", + arg->vdev_id, arg->addr, + arg->peer_reassoc ? "reassociate" : "new"); return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->peer_assoc_cmdid); } diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 4fcc96aa9513..ae838221af65 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -198,16 +198,6 @@ struct wmi_mac_addr { } __packed; } __packed; -/* macro to convert MAC address from WMI word format to char array */ -#define WMI_MAC_ADDR_TO_CHAR_ARRAY(pwmi_mac_addr, c_macaddr) do { \ - (c_macaddr)[0] = ((pwmi_mac_addr)->word0) & 0xff; \ - (c_macaddr)[1] = (((pwmi_mac_addr)->word0) >> 8) & 0xff; \ - (c_macaddr)[2] = (((pwmi_mac_addr)->word0) >> 16) & 0xff; \ - (c_macaddr)[3] = (((pwmi_mac_addr)->word0) >> 24) & 0xff; \ - (c_macaddr)[4] = ((pwmi_mac_addr)->word1) & 0xff; \ - (c_macaddr)[5] = (((pwmi_mac_addr)->word1) >> 8) & 0xff; \ - } while (0) - struct wmi_cmd_map { u32 init_cmdid; u32 start_scan_cmdid; @@ -2185,6 +2175,31 @@ struct wmi_pdev_set_regdomain_cmd { __le32 conformance_test_limit_5G; } __packed; +enum wmi_dfs_region { + /* Uninitialized dfs domain */ + WMI_UNINIT_DFS_DOMAIN = 0, + + /* FCC3 dfs domain */ + WMI_FCC_DFS_DOMAIN = 1, + + /* ETSI dfs domain */ + WMI_ETSI_DFS_DOMAIN = 2, + + /*Japan dfs domain */ + WMI_MKK4_DFS_DOMAIN = 3, +}; + +struct wmi_pdev_set_regdomain_cmd_10x { + __le32 reg_domain; + __le32 reg_domain_2G; + __le32 reg_domain_5G; + __le32 conformance_test_limit_2G; + __le32 conformance_test_limit_5G; + + /* dfs domain from wmi_dfs_region */ + __le32 dfs_domain; +} __packed; + /* Command to set/unset chip in quiet mode */ struct wmi_pdev_set_quiet_cmd { /* period in TUs */ @@ -2210,6 +2225,19 @@ enum ath10k_protmode { ATH10K_PROT_RTSCTS = 2, /* RTS-CTS */ }; +enum wmi_rtscts_profile { + WMI_RTSCTS_FOR_NO_RATESERIES = 0, + WMI_RTSCTS_FOR_SECOND_RATESERIES, + WMI_RTSCTS_ACROSS_SW_RETRIES +}; + +#define WMI_RTSCTS_ENABLED 1 +#define WMI_RTSCTS_SET_MASK 0x0f +#define WMI_RTSCTS_SET_LSB 0 + +#define WMI_RTSCTS_PROFILE_MASK 0xf0 +#define WMI_RTSCTS_PROFILE_LSB 4 + enum wmi_beacon_gen_mode { WMI_BEACON_STAGGERED_MODE = 0, WMI_BEACON_BURST_MODE = 1 @@ -2682,6 +2710,9 @@ struct wal_dbg_tx_stats { /* wal pdev resets */ __le32 pdev_resets; + /* frames dropped due to non-availability of stateless TIDs */ + __le32 stateless_tid_alloc_failure; + __le32 phy_underrun; /* MPDU is more than txop limit */ @@ -2738,13 +2769,21 @@ enum wmi_stats_id { WMI_REQUEST_AP_STAT = 0x02 }; +struct wlan_inst_rssi_args { + __le16 cfg_retry_count; + __le16 retry_count; +}; + struct wmi_request_stats_cmd { __le32 stats_id; - /* - * Space to add parameters like - * peer mac addr - */ + __le32 vdev_id; + + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + + /* Instantaneous RSSI arguments */ + struct wlan_inst_rssi_args inst_rssi_args; } __packed; /* Suspend option */ @@ -2795,7 +2834,7 @@ struct wmi_stats_event { * PDEV statistics * TODO: add all PDEV stats here */ -struct wmi_pdev_stats { +struct wmi_pdev_stats_old { __le32 chan_nf; /* Channel noise floor */ __le32 tx_frame_count; /* TX frame count */ __le32 rx_frame_count; /* RX frame count */ @@ -2806,6 +2845,23 @@ struct wmi_pdev_stats { struct wal_dbg_stats wal; /* WAL dbg stats */ } __packed; +struct wmi_pdev_stats_10x { + __le32 chan_nf; /* Channel noise floor */ + __le32 tx_frame_count; /* TX frame count */ + __le32 rx_frame_count; /* RX frame count */ + __le32 rx_clear_count; /* rx clear count */ + __le32 cycle_count; /* cycle count */ + __le32 phy_err_count; /* Phy error count */ + __le32 chan_tx_pwr; /* channel tx power */ + struct wal_dbg_stats wal; /* WAL dbg stats */ + __le32 ack_rx_bad; + __le32 rts_bad; + __le32 rts_good; + __le32 fcs_bad; + __le32 no_beacons; + __le32 mib_int_count; +} __packed; + /* * VDEV statistics * TODO: add all VDEV stats here @@ -2818,10 +2874,17 @@ struct wmi_vdev_stats { * peer statistics. * TODO: add more stats */ -struct wmi_peer_stats { +struct wmi_peer_stats_old { + struct wmi_mac_addr peer_macaddr; + __le32 peer_rssi; + __le32 peer_tx_rate; +} __packed; + +struct wmi_peer_stats_10x { struct wmi_mac_addr peer_macaddr; __le32 peer_rssi; __le32 peer_tx_rate; + __le32 peer_rx_rate; } __packed; struct wmi_vdev_create_cmd { @@ -4202,7 +4265,8 @@ int ath10k_wmi_pdev_set_channel(struct ath10k *ar, int ath10k_wmi_pdev_suspend_target(struct ath10k *ar, u32 suspend_opt); int ath10k_wmi_pdev_resume_target(struct ath10k *ar); int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, - u16 rd5g, u16 ctl2g, u16 ctl5g); + u16 rd5g, u16 ctl2g, u16 ctl5g, + enum wmi_dfs_region dfs_reg); int ath10k_wmi_pdev_set_param(struct ath10k *ar, u32 id, u32 value); int ath10k_wmi_cmd_init(struct ath10k *ar); int ath10k_wmi_start_scan(struct ath10k *ar, const struct wmi_start_scan_arg *); diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index 1a2973b7acf2..0fce1c76638e 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -3709,8 +3709,8 @@ ath5k_hw_txpower(struct ath5k_hw *ah, struct ieee80211_channel *channel, AR5K_REG_MS(AR5K_TUNE_MAX_TXPOWER, AR5K_TPC_CHIRP), AR5K_TPC); } else { - ath5k_hw_reg_write(ah, AR5K_PHY_TXPOWER_RATE_MAX | - AR5K_TUNE_MAX_TXPOWER, AR5K_PHY_TXPOWER_RATE_MAX); + ath5k_hw_reg_write(ah, AR5K_TUNE_MAX_TXPOWER, + AR5K_PHY_TXPOWER_RATE_MAX); } return 0; diff --git a/drivers/net/wireless/ath/ath6kl/Kconfig b/drivers/net/wireless/ath/ath6kl/Kconfig index e39e5860a2e9..9c125ff083f7 100644 --- a/drivers/net/wireless/ath/ath6kl/Kconfig +++ b/drivers/net/wireless/ath/ath6kl/Kconfig @@ -1,11 +1,19 @@ config ATH6KL tristate "Atheros mobile chipsets support" + depends on CFG80211 + ---help--- + This module adds core support for wireless adapters based on + Atheros AR6003 and AR6004 chipsets. You still need separate + bus drivers for USB and SDIO to be able to use real devices. + + If you choose to build it as a module, it will be called + ath6kl_core. Please note that AR6002 and AR6001 are not + supported by this driver. config ATH6KL_SDIO tristate "Atheros ath6kl SDIO support" depends on ATH6KL depends on MMC - depends on CFG80211 ---help--- This module adds support for wireless adapters based on Atheros AR6003 and AR6004 chipsets running over SDIO. If you @@ -17,25 +25,31 @@ config ATH6KL_USB tristate "Atheros ath6kl USB support" depends on ATH6KL depends on USB - depends on CFG80211 ---help--- This module adds support for wireless adapters based on - Atheros AR6004 chipset running over USB. This is still under - implementation and it isn't functional. If you choose to - build it as a module, it will be called ath6kl_usb. + Atheros AR6004 chipset and chipsets based on it running over + USB. If you choose to build it as a module, it will be + called ath6kl_usb. config ATH6KL_DEBUG bool "Atheros ath6kl debugging" depends on ATH6KL ---help--- - Enables debug support + Enables ath6kl debug support, including debug messages + enabled with debug_mask module parameter and debugfs + interface. + + If unsure, say Y to make it easier to debug problems. config ATH6KL_TRACING bool "Atheros ath6kl tracing support" depends on ATH6KL depends on EVENT_TRACING ---help--- - Select this to ath6kl use tracing infrastructure. + Select this to ath6kl use tracing infrastructure which, for + example, can be enabled with help of trace-cmd. All debug + messages and commands are delivered to using individually + enablable trace points. If unsure, say Y to make it easier to debug problems. @@ -47,3 +61,5 @@ config ATH6KL_REGDOMAIN Enabling this makes it possible to change the regdomain in the firmware. This can be only enabled if regulatory requirements are taken into account. + + If unsure, say N. diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index c2c6f4604958..09285084bcd3 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -724,8 +724,9 @@ ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added bss %pM to cfg80211\n", bssid); kfree(ie); - } else + } else { ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "cfg80211 already has a bss\n"); + } return bss; } @@ -970,7 +971,6 @@ static int ath6kl_set_probed_ssids(struct ath6kl *ar, ssid_list[i].flag, ssid_list[i].ssid.ssid_len, ssid_list[i].ssid.ssid); - } /* Make sure no old entries are left behind */ @@ -1897,7 +1897,6 @@ static int ath6kl_wow_usr(struct ath6kl *ar, struct ath6kl_vif *vif, /* Configure the patterns that we received from the user. */ for (i = 0; i < wow->n_patterns; i++) { - /* * Convert given nl80211 specific mask value to equivalent * driver specific mask value and send it to the chip along @@ -2850,8 +2849,9 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev, if (p.prwise_crypto_type == 0) { p.prwise_crypto_type = NONE_CRYPT; ath6kl_set_cipher(vif, 0, true); - } else if (info->crypto.n_ciphers_pairwise == 1) + } else if (info->crypto.n_ciphers_pairwise == 1) { ath6kl_set_cipher(vif, info->crypto.ciphers_pairwise[0], true); + } switch (info->crypto.cipher_group) { case WLAN_CIPHER_SUITE_WEP40: @@ -2897,7 +2897,6 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev, } if (info->inactivity_timeout) { - inactivity_timeout = info->inactivity_timeout; if (ar->hw.flags & ATH6KL_HW_AP_INACTIVITY_MINS) diff --git a/drivers/net/wireless/ath/ath6kl/core.c b/drivers/net/wireless/ath/ath6kl/core.c index 4b46adbe8c92..b0b652042760 100644 --- a/drivers/net/wireless/ath/ath6kl/core.c +++ b/drivers/net/wireless/ath/ath6kl/core.c @@ -45,9 +45,9 @@ module_param(testmode, uint, 0644); module_param(recovery_enable, uint, 0644); module_param(heart_beat_poll, uint, 0644); MODULE_PARM_DESC(recovery_enable, "Enable recovery from firmware error"); -MODULE_PARM_DESC(heart_beat_poll, "Enable fw error detection periodic" \ - "polling. This also specifies the polling interval in" \ - "msecs. Set reocvery_enable for this to be effective"); +MODULE_PARM_DESC(heart_beat_poll, + "Enable fw error detection periodic polling in msecs - Also set recovery_enable for this to be effective"); + void ath6kl_core_tx_complete(struct ath6kl *ar, struct sk_buff *skb) { diff --git a/drivers/net/wireless/ath/ath6kl/debug.c b/drivers/net/wireless/ath/ath6kl/debug.c index dbfd17d0a5fa..55c4064dd506 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.c +++ b/drivers/net/wireless/ath/ath6kl/debug.c @@ -172,7 +172,6 @@ void ath6kl_dump_registers(struct ath6kl_device *dev, struct ath6kl_irq_proc_registers *irq_proc_reg, struct ath6kl_irq_enable_reg *irq_enable_reg) { - ath6kl_dbg(ATH6KL_DBG_IRQ, ("<------- Register Table -------->\n")); if (irq_proc_reg != NULL) { @@ -219,7 +218,6 @@ void ath6kl_dump_registers(struct ath6kl_device *dev, "GMBOX lookahead alias 1: 0x%x\n", irq_proc_reg->rx_gmbox_lkahd_alias[1]); } - } if (irq_enable_reg != NULL) { @@ -1396,7 +1394,6 @@ static ssize_t ath6kl_create_qos_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath6kl *ar = file->private_data; struct ath6kl_vif *vif; char buf[200]; @@ -1575,7 +1572,6 @@ static ssize_t ath6kl_delete_qos_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath6kl *ar = file->private_data; struct ath6kl_vif *vif; char buf[100]; diff --git a/drivers/net/wireless/ath/ath6kl/debug.h b/drivers/net/wireless/ath/ath6kl/debug.h index ca9ba005f287..e194c10d9f00 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.h +++ b/drivers/net/wireless/ath/ath6kl/debug.h @@ -97,8 +97,8 @@ static inline void ath6kl_dump_registers(struct ath6kl_device *dev, struct ath6kl_irq_proc_registers *irq_proc_reg, struct ath6kl_irq_enable_reg *irq_en_reg) { - } + static inline void dump_cred_dist_stats(struct htc_target *target) { } diff --git a/drivers/net/wireless/ath/ath6kl/hif.c b/drivers/net/wireless/ath/ath6kl/hif.c index fea7709b5dda..18c070850a09 100644 --- a/drivers/net/wireless/ath/ath6kl/hif.c +++ b/drivers/net/wireless/ath/ath6kl/hif.c @@ -37,7 +37,6 @@ static int ath6kl_hif_cp_scat_dma_buf(struct hif_scatter_req *req, buf = req->virt_dma_buf; for (i = 0; i < req->scat_entries; i++) { - if (from_dma) memcpy(req->scat_list[i].buf, buf, req->scat_list[i].len); @@ -116,7 +115,6 @@ static void ath6kl_hif_dump_fw_crash(struct ath6kl *ar) le32_to_cpu(regdump_val[i + 2]), le32_to_cpu(regdump_val[i + 3])); } - } static int ath6kl_hif_proc_dbg_intr(struct ath6kl_device *dev) @@ -701,5 +699,4 @@ int ath6kl_hif_setup(struct ath6kl_device *dev) fail_setup: return status; - } diff --git a/drivers/net/wireless/ath/ath6kl/hif.h b/drivers/net/wireless/ath/ath6kl/hif.h index 61f6b21fb0ae..dc6bd8cd9b83 100644 --- a/drivers/net/wireless/ath/ath6kl/hif.h +++ b/drivers/net/wireless/ath/ath6kl/hif.h @@ -197,9 +197,9 @@ struct hif_scatter_req { /* bounce buffer for upper layers to copy to/from */ u8 *virt_dma_buf; - struct hif_scatter_item scat_list[1]; - u32 scat_q_depth; + + struct hif_scatter_item scat_list[0]; }; struct ath6kl_irq_proc_registers { diff --git a/drivers/net/wireless/ath/ath6kl/htc_mbox.c b/drivers/net/wireless/ath/ath6kl/htc_mbox.c index 65e5b719093d..e481f14b9878 100644 --- a/drivers/net/wireless/ath/ath6kl/htc_mbox.c +++ b/drivers/net/wireless/ath/ath6kl/htc_mbox.c @@ -112,9 +112,9 @@ static void ath6kl_credit_init(struct ath6kl_htc_credit_info *cred_info, if (cur_ep_dist->endpoint == ENDPOINT_0) continue; - if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) + if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) { cur_ep_dist->cred_norm = cur_ep_dist->cred_per_msg; - else { + } else { /* * For the remaining data endpoints, we assume that * each cred_per_msg are the same. We use a simple @@ -129,7 +129,6 @@ static void ath6kl_credit_init(struct ath6kl_htc_credit_info *cred_info, count = (count * 3) >> 2; count = max(count, cur_ep_dist->cred_per_msg); cur_ep_dist->cred_norm = count; - } ath6kl_dbg(ATH6KL_DBG_CREDIT, @@ -549,7 +548,6 @@ static int htc_check_credits(struct htc_target *target, enum htc_endpoint_id eid, unsigned int len, int *req_cred) { - *req_cred = (len > target->tgt_cred_sz) ? DIV_ROUND_UP(len, target->tgt_cred_sz) : 1; @@ -608,7 +606,6 @@ static void ath6kl_htc_tx_pkts_get(struct htc_target *target, unsigned int len; while (true) { - flags = 0; if (list_empty(&endpoint->txq)) @@ -889,7 +886,6 @@ static void ath6kl_htc_tx_from_queue(struct htc_target *target, ac = target->dev->ar->ep2ac_map[endpoint->eid]; while (true) { - if (list_empty(&endpoint->txq)) break; @@ -1190,7 +1186,6 @@ static void ath6kl_htc_mbox_flush_txep(struct htc_target *target, list_add_tail(&packet->list, &container); htc_tx_complete(endpoint, &container); } - } static void ath6kl_htc_flush_txep_all(struct htc_target *target) @@ -1394,7 +1389,6 @@ static int ath6kl_htc_rx_setup(struct htc_target *target, ep_cb = ep->ep_cb; for (j = 0; j < n_msg; j++) { - /* * Reset flag, any packets allocated using the * rx_alloc() API cannot be recycled on @@ -1424,9 +1418,9 @@ static int ath6kl_htc_rx_setup(struct htc_target *target, } } - if (list_empty(&ep->rx_bufq)) + if (list_empty(&ep->rx_bufq)) { packet = NULL; - else { + } else { packet = list_first_entry(&ep->rx_bufq, struct htc_packet, list); list_del(&packet->list); @@ -1487,7 +1481,6 @@ static int ath6kl_htc_rx_alloc(struct htc_target *target, spin_lock_bh(&target->rx_lock); for (i = 0; i < msg; i++) { - htc_hdr = (struct htc_frame_hdr *)&lk_ahds[i]; if (htc_hdr->eid >= ENDPOINT_MAX) { @@ -1708,7 +1701,6 @@ static int htc_parse_trailer(struct htc_target *target, lk_ahd = (struct htc_lookahead_report *) record_buf; if ((lk_ahd->pre_valid == ((~lk_ahd->post_valid) & 0xFF)) && next_lk_ahds) { - ath6kl_dbg(ATH6KL_DBG_HTC, "htc rx lk_ahd found pre_valid 0x%x post_valid 0x%x\n", lk_ahd->pre_valid, lk_ahd->post_valid); @@ -1755,7 +1747,6 @@ static int htc_parse_trailer(struct htc_target *target, } return 0; - } static int htc_proc_trailer(struct htc_target *target, @@ -1776,7 +1767,6 @@ static int htc_proc_trailer(struct htc_target *target, status = 0; while (len > 0) { - if (len < sizeof(struct htc_record_hdr)) { status = -ENOMEM; break; @@ -2098,7 +2088,6 @@ static int ath6kl_htc_rx_fetch(struct htc_target *target, } if (!fetched_pkts) { - packet = list_first_entry(rx_pktq, struct htc_packet, list); @@ -2173,7 +2162,6 @@ int ath6kl_htc_rxmsg_pending_handler(struct htc_target *target, look_aheads[0] = msg_look_ahead; while (true) { - /* * First lookahead sets the expected endpoint IDs for all * packets in a bundle. @@ -2825,8 +2813,9 @@ static int ath6kl_htc_reset(struct htc_target *target) packet->buf = packet->buf_start; packet->endpoint = ENDPOINT_0; list_add_tail(&packet->list, &target->free_ctrl_rxbuf); - } else + } else { list_add_tail(&packet->list, &target->free_ctrl_txbuf); + } } return 0; diff --git a/drivers/net/wireless/ath/ath6kl/htc_pipe.c b/drivers/net/wireless/ath/ath6kl/htc_pipe.c index 67aa924ed8b3..756fe52a12c8 100644 --- a/drivers/net/wireless/ath/ath6kl/htc_pipe.c +++ b/drivers/net/wireless/ath/ath6kl/htc_pipe.c @@ -137,7 +137,6 @@ static void get_htc_packet_credit_based(struct htc_target *target, credits_required = 0; } else { - if (ep->cred_dist.credits < credits_required) break; @@ -169,7 +168,6 @@ static void get_htc_packet_credit_based(struct htc_target *target, /* queue this packet into the caller's queue */ list_add_tail(&packet->list, queue); } - } static void get_htc_packet(struct htc_target *target, @@ -279,7 +277,6 @@ static int htc_issue_packets(struct htc_target *target, list_add(&packet->list, pkt_queue); break; } - } if (status != 0) { @@ -385,7 +382,6 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, */ list_for_each_entry_safe(packet, tmp_pkt, txq, list) { - ath6kl_dbg(ATH6KL_DBG_HTC, "%s: Indicat overflowed TX pkts: %p\n", __func__, packet); @@ -403,7 +399,6 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, list_move_tail(&packet->list, &send_queue); } - } if (list_empty(&send_queue)) { @@ -454,7 +449,6 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, * enough transmit resources. */ while (true) { - if (get_queue_depth(&ep->txq) == 0) break; @@ -495,8 +489,8 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, } spin_lock_bh(&target->tx_lock); - } + /* done with this endpoint, we can clear the count */ ep->tx_proc_cnt = 0; spin_unlock_bh(&target->tx_lock); @@ -1106,7 +1100,6 @@ free_skb: dev_kfree_skb(skb); return status; - } static void htc_flush_rx_queue(struct htc_target *target, @@ -1258,7 +1251,6 @@ static int ath6kl_htc_pipe_conn_service(struct htc_target *target, tx_alloc = 0; } else { - tx_alloc = htc_get_credit_alloc(target, conn_req->svc_id); if (tx_alloc == 0) { status = -ENOMEM; diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c index 4f316bdcbab5..d5ef211f261c 100644 --- a/drivers/net/wireless/ath/ath6kl/init.c +++ b/drivers/net/wireless/ath/ath6kl/init.c @@ -1192,7 +1192,6 @@ static int ath6kl_upload_board_file(struct ath6kl *ar) if (board_ext_address && ar->fw_board_len == (board_data_size + board_ext_data_size)) { - /* write extended board data */ ath6kl_dbg(ATH6KL_DBG_BOOT, "writing extended board data to 0x%x (%d B)\n", diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c index 5839fc23bdc7..d56554674da4 100644 --- a/drivers/net/wireless/ath/ath6kl/main.c +++ b/drivers/net/wireless/ath/ath6kl/main.c @@ -571,7 +571,6 @@ void ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status) static int ath6kl_commit_ch_switch(struct ath6kl_vif *vif, u16 channel) { - struct ath6kl *ar = vif->ar; vif->profile.ch = cpu_to_le16(channel); @@ -600,7 +599,6 @@ static int ath6kl_commit_ch_switch(struct ath6kl_vif *vif, u16 channel) static void ath6kl_check_ch_switch(struct ath6kl *ar, u16 channel) { - struct ath6kl_vif *vif; int res = 0; @@ -692,9 +690,9 @@ void ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast) cfg80211_michael_mic_failure(vif->ndev, sta->mac, NL80211_KEYTYPE_PAIRWISE, keyid, tsc, GFP_KERNEL); - } else + } else { ath6kl_cfg80211_tkip_micerr_event(vif, keyid, ismcast); - + } } static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len) @@ -1093,8 +1091,9 @@ static int ath6kl_open(struct net_device *dev) if (test_bit(CONNECTED, &vif->flags)) { netif_carrier_on(dev); netif_wake_queue(dev); - } else + } else { netif_carrier_off(dev); + } return 0; } @@ -1146,7 +1145,6 @@ static int ath6kl_set_features(struct net_device *dev, dev->features = features | NETIF_F_RXCSUM; return err; } - } return err; diff --git a/drivers/net/wireless/ath/ath6kl/sdio.c b/drivers/net/wireless/ath/ath6kl/sdio.c index 7126bdd4236c..339d89f14d32 100644 --- a/drivers/net/wireless/ath/ath6kl/sdio.c +++ b/drivers/net/wireless/ath/ath6kl/sdio.c @@ -348,7 +348,7 @@ static int ath6kl_sdio_alloc_prep_scat_req(struct ath6kl_sdio *ar_sdio, int i, scat_req_sz, scat_list_sz, size; u8 *virt_buf; - scat_list_sz = (n_scat_entry - 1) * sizeof(struct hif_scatter_item); + scat_list_sz = n_scat_entry * sizeof(struct hif_scatter_item); scat_req_sz = sizeof(*s_req) + scat_list_sz; if (!virt_scat) @@ -425,8 +425,9 @@ static int ath6kl_sdio_read_write_sync(struct ath6kl *ar, u32 addr, u8 *buf, memcpy(tbuf, buf, len); bounced = true; - } else + } else { tbuf = buf; + } ret = ath6kl_sdio_io(ar_sdio->func, request, addr, tbuf, len); if ((request & HIF_READ) && bounced) @@ -441,9 +442,9 @@ static int ath6kl_sdio_read_write_sync(struct ath6kl *ar, u32 addr, u8 *buf, static void __ath6kl_sdio_write_async(struct ath6kl_sdio *ar_sdio, struct bus_request *req) { - if (req->scat_req) + if (req->scat_req) { ath6kl_sdio_scat_rw(ar_sdio, req); - else { + } else { void *context; int status; @@ -656,7 +657,6 @@ static void ath6kl_sdio_scatter_req_add(struct ath6kl *ar, list_add_tail(&s_req->list, &ar_sdio->scat_req); spin_unlock_bh(&ar_sdio->scat_lock); - } /* scatter gather read write request */ @@ -674,9 +674,9 @@ static int ath6kl_sdio_async_rw_scatter(struct ath6kl *ar, "hif-scatter: total len: %d scatter entries: %d\n", scat_req->len, scat_req->scat_entries); - if (request & HIF_SYNCHRONOUS) + if (request & HIF_SYNCHRONOUS) { status = ath6kl_sdio_scat_rw(ar_sdio, scat_req->busrequest); - else { + } else { spin_lock_bh(&ar_sdio->wr_async_lock); list_add_tail(&scat_req->busrequest->list, &ar_sdio->wr_asyncq); spin_unlock_bh(&ar_sdio->wr_async_lock); @@ -856,7 +856,6 @@ static int ath6kl_sdio_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) if (ar->suspend_mode == WLAN_POWER_STATE_WOW || (!ar->suspend_mode && wow)) { - ret = ath6kl_set_sdio_pm_caps(ar); if (ret) goto cut_pwr; @@ -878,7 +877,6 @@ static int ath6kl_sdio_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) if (ar->suspend_mode == WLAN_POWER_STATE_DEEP_SLEEP || !ar->suspend_mode || try_deepsleep) { - flags = sdio_get_host_pm_caps(func); if (!(flags & MMC_PM_KEEP_POWER)) goto cut_pwr; @@ -1061,7 +1059,6 @@ static int ath6kl_sdio_bmi_credits(struct ath6kl *ar) timeout = jiffies + msecs_to_jiffies(BMI_COMMUNICATION_TIMEOUT); while (time_before(jiffies, timeout) && !ar->bmi.cmd_credits) { - /* * Hit the credit counter with a 4-byte access, the first byte * read will hit the counter and cause a decrement, while the diff --git a/drivers/net/wireless/ath/ath6kl/target.h b/drivers/net/wireless/ath/ath6kl/target.h index a580a629a0da..d5eeeae7711b 100644 --- a/drivers/net/wireless/ath/ath6kl/target.h +++ b/drivers/net/wireless/ath/ath6kl/target.h @@ -289,7 +289,7 @@ struct host_interest { u32 hi_hp_rx_traffic_ratio; /* 0xd8 */ /* test applications flags */ - u32 hi_test_apps_related ; /* 0xdc */ + u32 hi_test_apps_related; /* 0xdc */ /* location of test script */ u32 hi_ota_testscript; /* 0xe0 */ /* location of CAL data */ diff --git a/drivers/net/wireless/ath/ath6kl/txrx.c b/drivers/net/wireless/ath/ath6kl/txrx.c index ebb24045a8ae..40432fe7a5d2 100644 --- a/drivers/net/wireless/ath/ath6kl/txrx.c +++ b/drivers/net/wireless/ath/ath6kl/txrx.c @@ -125,8 +125,9 @@ static bool ath6kl_process_uapsdq(struct ath6kl_sta *conn, *flags |= WMI_DATA_HDR_FLAGS_UAPSD; spin_unlock_bh(&conn->psq_lock); return false; - } else if (!conn->apsd_info) + } else if (!conn->apsd_info) { return false; + } if (test_bit(WMM_ENABLED, &vif->flags)) { ether_type = be16_to_cpu(datap->h_proto); @@ -316,8 +317,9 @@ int ath6kl_control_tx(void *devt, struct sk_buff *skb, cookie = NULL; ath6kl_err("wmi ctrl ep full, dropping pkt : 0x%p, len:%d\n", skb, skb->len); - } else + } else { cookie = ath6kl_alloc_cookie(ar); + } if (cookie == NULL) { spin_unlock_bh(&ar->lock); @@ -359,7 +361,7 @@ int ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev) struct ath6kl_vif *vif = netdev_priv(dev); u32 map_no = 0; u16 htc_tag = ATH6KL_DATA_PKT_TAG; - u8 ac = 99 ; /* initialize to unmapped ac */ + u8 ac = 99; /* initialize to unmapped ac */ bool chk_adhoc_ps_mapping = false; int ret; struct wmi_tx_meta_v2 meta_v2; @@ -449,8 +451,9 @@ int ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev) if (ret) goto fail_tx; } - } else + } else { goto fail_tx; + } spin_lock_bh(&ar->lock); @@ -702,7 +705,6 @@ void ath6kl_tx_complete(struct htc_target *target, /* reap completed packets */ while (!list_empty(packet_queue)) { - packet = list_first_entry(packet_queue, struct htc_packet, list); list_del(&packet->list); @@ -1089,8 +1091,9 @@ static void aggr_deque_frms(struct aggr_info_conn *agg_conn, u8 tid, else skb_queue_tail(&rxtid->q, node->skb); node->skb = NULL; - } else + } else { stats->num_hole++; + } rxtid->seq_next = ATH6KL_NEXT_SEQ_NO(rxtid->seq_next); idx = AGGR_WIN_IDX(rxtid->seq_next, rxtid->hold_q_sz); @@ -1211,7 +1214,7 @@ static bool aggr_process_recv_frm(struct aggr_info_conn *agg_conn, u8 tid, return is_queued; spin_lock_bh(&rxtid->lock); - for (idx = 0 ; idx < rxtid->hold_q_sz; idx++) { + for (idx = 0; idx < rxtid->hold_q_sz; idx++) { if (rxtid->hold_q[idx].skb) { /* * There is a frame in the queue and no @@ -1265,7 +1268,6 @@ static void ath6kl_uapsd_trigger_frame_rx(struct ath6kl_vif *vif, is_apsdq_empty_at_start = is_apsdq_empty; while ((!is_apsdq_empty) && (num_frames_to_deliver)) { - spin_lock_bh(&conn->psq_lock); skb = skb_dequeue(&conn->apsdq); is_apsdq_empty = skb_queue_empty(&conn->apsdq); @@ -1606,16 +1608,18 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet) if (!conn) return; aggr_conn = conn->aggr_conn; - } else + } else { aggr_conn = vif->aggr_cntxt->aggr_conn; + } if (aggr_process_recv_frm(aggr_conn, tid, seq_no, is_amsdu, skb)) { /* aggregation code will handle the skb */ return; } - } else if (!is_broadcast_ether_addr(datap->h_dest)) + } else if (!is_broadcast_ether_addr(datap->h_dest)) { vif->net_stats.multicast++; + } ath6kl_deliver_frames_to_nw_stack(vif->ndev, skb); } @@ -1710,8 +1714,9 @@ void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid_mux, u16 seq_no, sta = ath6kl_find_sta_by_aid(vif->ar, aid); if (sta) aggr_conn = sta->aggr_conn; - } else + } else { aggr_conn = vif->aggr_cntxt->aggr_conn; + } if (!aggr_conn) return; @@ -1766,7 +1771,6 @@ void aggr_conn_init(struct ath6kl_vif *vif, struct aggr_info *aggr_info, skb_queue_head_init(&rxtid->q); spin_lock_init(&rxtid->lock); } - } struct aggr_info *aggr_init(struct ath6kl_vif *vif) @@ -1806,8 +1810,9 @@ void aggr_recv_delba_req_evt(struct ath6kl_vif *vif, u8 tid_mux) sta = ath6kl_find_sta_by_aid(vif->ar, aid); if (sta) aggr_conn = sta->aggr_conn; - } else + } else { aggr_conn = vif->aggr_cntxt->aggr_conn; + } if (!aggr_conn) return; diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c index 56c3fd5cef65..3afc5a463d06 100644 --- a/drivers/net/wireless/ath/ath6kl/usb.c +++ b/drivers/net/wireless/ath/ath6kl/usb.c @@ -236,7 +236,6 @@ static void ath6kl_usb_free_pipe_resources(struct ath6kl_usb_pipe *pipe) break; kfree(urb_context); } - } static void ath6kl_usb_cleanup_pipe_resources(struct ath6kl_usb *ar_usb) @@ -245,7 +244,6 @@ static void ath6kl_usb_cleanup_pipe_resources(struct ath6kl_usb *ar_usb) for (i = 0; i < ATH6KL_USB_PIPE_MAX; i++) ath6kl_usb_free_pipe_resources(&ar_usb->pipes[i]); - } static u8 ath6kl_usb_get_logical_pipe_num(struct ath6kl_usb *ar_usb, diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c index 8b4ce28e3ce8..0c0e1e36e40f 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.c +++ b/drivers/net/wireless/ath/ath6kl/wmi.c @@ -289,8 +289,9 @@ int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + sizeof(struct ath6kl_llc_snap_hdr), layer2_priority); - } else + } else { usr_pri = layer2_priority & 0x7; + } /* * Queue the EAPOL frames in the same WMM_AC_VO queue @@ -359,8 +360,9 @@ int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), sizeof(u32)); skb_pull(skb, hdr_size); - } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) + } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) { skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); + } datap = skb->data; llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); @@ -936,7 +938,6 @@ ath6kl_regd_find_country_by_rd(u16 regdmn) static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) { - struct ath6kl_wmi_regdomain *ev; struct country_code_to_enum_rd *country = NULL; struct reg_dmn_pair_mapping *regpair = NULL; @@ -946,10 +947,9 @@ static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) ev = (struct ath6kl_wmi_regdomain *) datap; reg_code = le32_to_cpu(ev->reg_code); - if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) + if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) { country = ath6kl_regd_find_country((u16) reg_code); - else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { - + } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { regpair = ath6kl_get_regpair((u16) reg_code); country = ath6kl_regd_find_country_by_rd((u16) reg_code); if (regpair) @@ -1499,7 +1499,6 @@ static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { - ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); tsinfo = le16_to_cpu(ts->tsinfo); tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & @@ -1530,7 +1529,6 @@ static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, * for delete qos stream from AP */ else if (reply->cac_indication == CAC_INDICATION_DELETE) { - ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); tsinfo = le16_to_cpu(ts->tsinfo); ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & @@ -2479,7 +2477,6 @@ static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) goto free_data_skb; for (index = 0; index < num_pri_streams; index++) { - if (WARN_ON(!data_sync_bufs[index].skb)) goto free_data_skb; @@ -2704,7 +2701,6 @@ static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) for (i = 0; i < WMM_NUM_AC; i++) { if (stream_exist & (1 << i)) { - /* * FIXME: Is this lock & unlock inside * for loop correct? may need rework. @@ -2870,8 +2866,9 @@ int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); cmd->asleep = cpu_to_le32(1); - } else + } else { cmd->awake = cpu_to_le32(1); + } ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HOST_SLEEP_MODE_CMDID, diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h index b5f226503baf..1f05ecd97c91 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.h +++ b/drivers/net/wireless/ath/ath6kl/wmi.h @@ -898,7 +898,6 @@ struct wmi_start_scan_cmd { * flags here */ enum wmi_scan_ctrl_flags_bits { - /* set if can scan in the connect cmd */ CONNECT_SCAN_CTRL_FLAGS = 0x01, diff --git a/drivers/net/wireless/ath/ath9k/ahb.c b/drivers/net/wireless/ath/ath9k/ahb.c index a0398fe3eb28..be3eb2a8d602 100644 --- a/drivers/net/wireless/ath/ath9k/ahb.c +++ b/drivers/net/wireless/ath/ath9k/ahb.c @@ -86,7 +86,6 @@ static int ath_ahb_probe(struct platform_device *pdev) int irq; int ret = 0; struct ath_hw *ah; - struct ath_common *common; char hw_name[64]; if (!dev_get_platdata(&pdev->dev)) { @@ -146,9 +145,6 @@ static int ath_ahb_probe(struct platform_device *pdev) wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n", hw_name, (unsigned long)mem, irq); - common = ath9k_hw_common(sc->sc_ah); - /* Will be cleared in ath9k_start() */ - set_bit(ATH_OP_INVALID, &common->op_flags); return 0; err_irq: diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c index 6d47783f2e5b..ba502a2d199b 100644 --- a/drivers/net/wireless/ath/ath9k/ani.c +++ b/drivers/net/wireless/ath/ath9k/ani.c @@ -155,6 +155,9 @@ static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel, ATH9K_ANI_RSSI_THR_LOW, ATH9K_ANI_RSSI_THR_HIGH); + if (AR_SREV_9100(ah) && immunityLevel < ATH9K_ANI_OFDM_DEF_LEVEL) + immunityLevel = ATH9K_ANI_OFDM_DEF_LEVEL; + if (!scan) aniState->ofdmNoiseImmunityLevel = immunityLevel; @@ -235,6 +238,9 @@ static void ath9k_hw_set_cck_nil(struct ath_hw *ah, u_int8_t immunityLevel, BEACON_RSSI(ah), ATH9K_ANI_RSSI_THR_LOW, ATH9K_ANI_RSSI_THR_HIGH); + if (AR_SREV_9100(ah) && immunityLevel < ATH9K_ANI_CCK_DEF_LEVEL) + immunityLevel = ATH9K_ANI_CCK_DEF_LEVEL; + if (ah->opmode == NL80211_IFTYPE_STATION && BEACON_RSSI(ah) <= ATH9K_ANI_RSSI_THR_LOW && immunityLevel > ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h index 0a6163e9248c..c38399bc9aa9 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h @@ -410,7 +410,7 @@ static const u32 ar9300_2p2_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009e54, 0x00000000}, diff --git a/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h b/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h index f76139bbb74f..2c42ff05efa3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h @@ -592,7 +592,7 @@ static const u32 ar9331_1p1_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009fc0, 0x803e4788}, diff --git a/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h b/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h index 0ac8be96097f..2154efcd3900 100644 --- a/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h @@ -231,7 +231,7 @@ static const u32 ar9331_1p2_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009fc0, 0x803e4788}, diff --git a/drivers/net/wireless/ath/ath9k/ar9340_initvals.h b/drivers/net/wireless/ath/ath9k/ar9340_initvals.h index a01f0edb6518..b995ffe88b33 100644 --- a/drivers/net/wireless/ath/ath9k/ar9340_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9340_initvals.h @@ -318,7 +318,7 @@ static const u32 ar9340_1p0_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009e54, 0x00000000}, @@ -348,9 +348,9 @@ static const u32 ar9340_1p0_baseband_core[][2] = { {0x0000a370, 0x00000000}, {0x0000a390, 0x00000001}, {0x0000a394, 0x00000444}, - {0x0000a398, 0x00000000}, - {0x0000a39c, 0x210d0401}, - {0x0000a3a0, 0xab9a7144}, + {0x0000a398, 0x001f0e0f}, + {0x0000a39c, 0x0075393f}, + {0x0000a3a0, 0xb79f6427}, {0x0000a3a4, 0x00000000}, {0x0000a3a8, 0xaaaaaaaa}, {0x0000a3ac, 0x3c466478}, diff --git a/drivers/net/wireless/ath/ath9k/ar953x_initvals.h b/drivers/net/wireless/ath/ath9k/ar953x_initvals.h index 3c9113d9b1bc..8e5c3b9786e3 100644 --- a/drivers/net/wireless/ath/ath9k/ar953x_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar953x_initvals.h @@ -257,9 +257,9 @@ static const u32 qca953x_1p0_baseband_core[][2] = { {0x0000a370, 0x00000000}, {0x0000a390, 0x00000001}, {0x0000a394, 0x00000444}, - {0x0000a398, 0x1f020503}, - {0x0000a39c, 0x29180c03}, - {0x0000a3a0, 0x9a8b6844}, + {0x0000a398, 0x001f0e0f}, + {0x0000a39c, 0x0075393f}, + {0x0000a3a0, 0xb79f6427}, {0x0000a3a4, 0x000000ff}, {0x0000a3a8, 0x6a6a6a6a}, {0x0000a3ac, 0x6a6a6a6a}, diff --git a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h index e6aec2c0207f..a5ca65240af3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h @@ -90,7 +90,7 @@ static const u32 ar9580_1p0_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009e54, 0x00000000}, diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 44d74495c4de..33a2ae77b595 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -114,6 +114,9 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd, #define ATH_TXFIFO_DEPTH 8 #define ATH_TX_ERROR 0x01 +/* Stop tx traffic 1ms before the GO goes away */ +#define ATH_P2P_PS_STOP_TIME 1000 + #define IEEE80211_SEQ_SEQ_SHIFT 4 #define IEEE80211_SEQ_MAX 4096 #define IEEE80211_WEP_IVLEN 3 @@ -251,7 +254,6 @@ struct ath_atx_tid { s8 bar_index; bool sched; - bool paused; bool active; }; @@ -367,11 +369,15 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw, /********/ struct ath_vif { + struct ieee80211_vif *vif; struct ath_node mcast_node; int av_bslot; bool primary_sta_vif; __le64 tsf_adjust; /* TSF adjustment for staggered beacons */ struct ath_buf *av_bcbuf; + + /* P2P Client */ + struct ieee80211_noa_data noa; }; struct ath9k_vif_iter_data { @@ -464,6 +470,8 @@ int ath_update_survey_stats(struct ath_softc *sc); void ath_update_survey_nf(struct ath_softc *sc, int channel); void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type); void ath_ps_full_sleep(unsigned long data); +void ath9k_p2p_ps_timer(void *priv); +void ath9k_update_p2p_ps(struct ath_softc *sc, struct ieee80211_vif *vif); /**********/ /* BTCOEX */ @@ -714,6 +722,9 @@ struct ath_softc { struct completion paprd_complete; wait_queue_head_t tx_wait; + struct ath_gen_timer *p2p_ps_timer; + struct ath_vif *p2p_ps_vif; + unsigned long driver_data; u8 gtt_cnt; diff --git a/drivers/net/wireless/ath/ath9k/debug_sta.c b/drivers/net/wireless/ath/ath9k/debug_sta.c index d76e6e0120d2..ffca918ff16a 100644 --- a/drivers/net/wireless/ath/ath9k/debug_sta.c +++ b/drivers/net/wireless/ath/ath9k/debug_sta.c @@ -72,7 +72,7 @@ static ssize_t read_file_node_aggr(struct file *file, char __user *user_buf, ath_txq_lock(sc, txq); if (tid->active) { len += scnprintf(buf + len, size - len, - "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", + "%3d%11d%10d%10d%10d%10d%9d%6d\n", tid->tidno, tid->seq_start, tid->seq_next, @@ -80,8 +80,7 @@ static ssize_t read_file_node_aggr(struct file *file, char __user *user_buf, tid->baw_head, tid->baw_tail, tid->bar_index, - tid->sched, - tid->paused); + tid->sched); } ath_txq_unlock(sc, txq); } diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index cbbb02a6b13b..4243509616bd 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -589,6 +589,9 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, if (ret) goto err_btcoex; + sc->p2p_ps_timer = ath_gen_timer_alloc(sc->sc_ah, ath9k_p2p_ps_timer, + NULL, sc, AR_FIRST_NDP_TIMER); + ath9k_cmn_init_crypto(sc->sc_ah); ath9k_init_misc(sc); ath_fill_led_pin(sc); @@ -644,13 +647,13 @@ static void ath9k_init_txpower_limits(struct ath_softc *sc) static const struct ieee80211_iface_limit if_limits[] = { { .max = 2048, .types = BIT(NL80211_IFTYPE_STATION) | - BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_WDS) }, { .max = 8, .types = #ifdef CONFIG_MAC80211_MESH BIT(NL80211_IFTYPE_MESH_POINT) | #endif - BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_AP) }, + { .max = 1, .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO) }, }; @@ -783,6 +786,9 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, common = ath9k_hw_common(ah); ath9k_set_hw_capab(sc, hw); + /* Will be cleared in ath9k_start() */ + set_bit(ATH_OP_INVALID, &common->op_flags); + /* Initialize regulatory */ error = ath_regd_init(&common->regulatory, sc->hw->wiphy, ath9k_reg_notifier); @@ -852,6 +858,9 @@ static void ath9k_deinit_softc(struct ath_softc *sc) { int i = 0; + if (sc->p2p_ps_timer) + ath_gen_timer_free(sc->sc_ah, sc->p2p_ps_timer); + ath9k_deinit_btcoex(sc); for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index d69853b848ce..8d7b9b66fefa 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -261,6 +261,8 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start) sc->gtt_cnt = 0; ieee80211_wake_queues(sc->hw); + ath9k_p2p_ps_timer(sc); + return true; } @@ -1119,6 +1121,8 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, if (ath9k_uses_beacons(vif->type)) ath9k_beacon_assign_slot(sc, vif); + avp->vif = vif; + an->sc = sc; an->sta = NULL; an->vif = vif; @@ -1163,6 +1167,29 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, return 0; } +static void +ath9k_update_p2p_ps_timer(struct ath_softc *sc, struct ath_vif *avp) +{ + struct ath_hw *ah = sc->sc_ah; + s32 tsf, target_tsf; + + if (!avp || !avp->noa.has_next_tsf) + return; + + ath9k_hw_gen_timer_stop(ah, sc->p2p_ps_timer); + + tsf = ath9k_hw_gettsf32(sc->sc_ah); + + target_tsf = avp->noa.next_tsf; + if (!avp->noa.absent) + target_tsf -= ATH_P2P_PS_STOP_TIME; + + if (target_tsf - tsf < ATH_P2P_PS_STOP_TIME) + target_tsf = tsf + ATH_P2P_PS_STOP_TIME; + + ath9k_hw_gen_timer_start(ah, sc->p2p_ps_timer, (u32) target_tsf, 1000000); +} + static void ath9k_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -1174,6 +1201,13 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, mutex_lock(&sc->mutex); + spin_lock_bh(&sc->sc_pcu_lock); + if (avp == sc->p2p_ps_vif) { + sc->p2p_ps_vif = NULL; + ath9k_update_p2p_ps_timer(sc, NULL); + } + spin_unlock_bh(&sc->sc_pcu_lock); + sc->nvifs--; sc->tx99_vif = NULL; @@ -1636,6 +1670,72 @@ static void ath9k_bss_assoc_iter(void *data, u8 *mac, struct ieee80211_vif *vif) ath9k_set_assoc_state(sc, vif); } +void ath9k_p2p_ps_timer(void *priv) +{ + struct ath_softc *sc = priv; + struct ath_vif *avp = sc->p2p_ps_vif; + struct ieee80211_vif *vif; + struct ieee80211_sta *sta; + struct ath_node *an; + u32 tsf; + + if (!avp) + return; + + tsf = ath9k_hw_gettsf32(sc->sc_ah); + if (!avp->noa.absent) + tsf += ATH_P2P_PS_STOP_TIME; + + if (!avp->noa.has_next_tsf || + avp->noa.next_tsf - tsf > BIT(31)) + ieee80211_update_p2p_noa(&avp->noa, tsf); + + ath9k_update_p2p_ps_timer(sc, avp); + + rcu_read_lock(); + + vif = avp->vif; + sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); + if (!sta) + goto out; + + an = (void *) sta->drv_priv; + if (an->sleeping == !!avp->noa.absent) + goto out; + + an->sleeping = avp->noa.absent; + if (an->sleeping) + ath_tx_aggr_sleep(sta, sc, an); + else + ath_tx_aggr_wakeup(sc, an); + +out: + rcu_read_unlock(); +} + +void ath9k_update_p2p_ps(struct ath_softc *sc, struct ieee80211_vif *vif) +{ + struct ath_vif *avp = (void *)vif->drv_priv; + unsigned long flags; + u32 tsf; + + if (!sc->p2p_ps_timer) + return; + + if (vif->type != NL80211_IFTYPE_STATION || !vif->p2p) + return; + + sc->p2p_ps_vif = avp; + + spin_lock_irqsave(&sc->sc_pm_lock, flags); + if (!(sc->ps_flags & PS_BEACON_SYNC)) { + tsf = ath9k_hw_gettsf32(sc->sc_ah); + ieee80211_parse_p2p_noa(&vif->bss_conf.p2p_noa_attr, &avp->noa, tsf); + ath9k_update_p2p_ps_timer(sc, avp); + } + spin_unlock_irqrestore(&sc->sc_pm_lock, flags); +} + static void ath9k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, @@ -1710,6 +1810,12 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } } + if (changed & BSS_CHANGED_P2P_PS) { + spin_lock_bh(&sc->sc_pcu_lock); + ath9k_update_p2p_ps(sc, vif); + spin_unlock_bh(&sc->sc_pcu_lock); + } + if (changed & CHECK_ANI) ath_check_ani(sc); @@ -1883,7 +1989,8 @@ static bool ath9k_has_tx_pending(struct ath_softc *sc) return !!npend; } -static void ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void ath9k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index 25304adece57..914dbc6b1720 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -784,7 +784,6 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct ath_softc *sc; struct ieee80211_hw *hw; - struct ath_common *common; u8 csz; u32 val; int ret = 0; @@ -877,10 +876,6 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n", hw_name, (unsigned long)sc->mem, pdev->irq); - /* Will be cleared in ath9k_start() */ - common = ath9k_hw_common(sc->sc_ah); - set_bit(ATH_OP_INVALID, &common->op_flags); - return 0; err_init: diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 6c9accdb52e4..441c71448e4c 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -539,6 +539,9 @@ static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb) ath_dbg(common, PS, "Reconfigure beacon timers based on synchronized timestamp\n"); ath9k_set_beacon(sc); + + if (sc->p2p_ps_vif) + ath9k_update_p2p_ps(sc, sc->p2p_ps_vif->vif); } if (ath_beacon_dtim_pending_cab(skb)) { @@ -975,6 +978,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) u64 tsf = 0; unsigned long flags; dma_addr_t new_buf_addr; + unsigned int budget = 512; if (edma) dma_type = DMA_BIDIRECTIONAL; @@ -1113,15 +1117,17 @@ requeue_drop_frag: } requeue: list_add_tail(&bf->list, &sc->rx.rxbuf); - if (flush) - continue; if (edma) { ath_rx_edma_buf_link(sc, qtype); } else { ath_rx_buf_relink(sc, bf); - ath9k_hw_rxena(ah); + if (!flush) + ath9k_hw_rxena(ah); } + + if (!budget--) + break; } while (1); if (!(ah->imask & ATH9K_INT_RXEOL)) { diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 87cbec47fb48..66acb2cbd9df 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -107,9 +107,6 @@ static void ath_tx_queue_tid(struct ath_txq *txq, struct ath_atx_tid *tid) { struct ath_atx_ac *ac = tid->ac; - if (tid->paused) - return; - if (tid->sched) return; @@ -1407,7 +1404,6 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, ath_tx_tid_change_state(sc, txtid); txtid->active = true; - txtid->paused = true; *ssn = txtid->seq_start = txtid->seq_next; txtid->bar_index = -1; @@ -1427,7 +1423,6 @@ void ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid) ath_txq_lock(sc, txq); txtid->active = false; - txtid->paused = false; ath_tx_flush_tid(sc, txtid); ath_tx_tid_change_state(sc, txtid); ath_txq_unlock_complete(sc, txq); @@ -1487,7 +1482,7 @@ void ath_tx_aggr_wakeup(struct ath_softc *sc, struct ath_node *an) ath_txq_lock(sc, txq); ac->clear_ps_filter = true; - if (!tid->paused && ath_tid_has_buffered(tid)) { + if (ath_tid_has_buffered(tid)) { ath_tx_queue_tid(txq, tid); ath_txq_schedule(sc, txq); } @@ -1510,7 +1505,6 @@ void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, ath_txq_lock(sc, txq); tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor; - tid->paused = false; if (ath_tid_has_buffered(tid)) { ath_tx_queue_tid(txq, tid); @@ -1544,8 +1538,6 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw, continue; tid = ATH_AN_2_TID(an, i); - if (tid->paused) - continue; ath_txq_lock(sc, tid->ac->txq); while (nframes > 0) { @@ -1844,9 +1836,6 @@ void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq) list_del(&tid->list); tid->sched = false; - if (tid->paused) - continue; - if (ath_tx_sched_aggr(sc, txq, tid, &stop)) sent = true; @@ -2698,7 +2687,6 @@ void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an) tid->baw_size = WME_MAX_BA; tid->baw_head = tid->baw_tail = 0; tid->sched = false; - tid->paused = false; tid->active = false; __skb_queue_head_init(&tid->buf_q); __skb_queue_head_init(&tid->retry_q); diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index 4c8cdb097b65..f8ded84b7be8 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -1707,7 +1707,9 @@ found: return 0; } -static void carl9170_op_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void carl9170_op_flush(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 queues, bool drop) { struct ar9170 *ar = hw->priv; unsigned int vid; diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c index 5824cd41e4ba..73593aa3cd98 100644 --- a/drivers/net/wireless/ath/wil6210/interrupt.c +++ b/drivers/net/wireless/ath/wil6210/interrupt.c @@ -338,7 +338,7 @@ static irqreturn_t wil6210_irq_misc_thread(int irq, void *cookie) } if (isr) - wil_err(wil, "un-handled MISC ISR bits 0x%08x\n", isr); + wil_dbg_irq(wil, "un-handled MISC ISR bits 0x%08x\n", isr); wil->isr_misc = 0; diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 95f4efe9ef37..1b265fd19de2 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -363,8 +363,8 @@ static int wil_wait_for_fw_ready(struct wil6210_priv *wil) wil_err(wil, "Firmware not ready\n"); return -ETIME; } else { - wil_dbg_misc(wil, "FW ready after %d ms\n", - jiffies_to_msecs(to-left)); + wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n", + jiffies_to_msecs(to-left), wil->hw_version); } return 0; } diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c index f1e1bb338d68..066088418307 100644 --- a/drivers/net/wireless/ath/wil6210/pcie_bus.c +++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c @@ -74,8 +74,6 @@ static int wil_if_pcie_enable(struct wil6210_priv *wil) if (rc) goto release_irq; - wil_info(wil, "HW version: 0x%08x\n", wil->hw_version); - return 0; release_irq: diff --git a/drivers/net/wireless/ath/wil6210/rx_reorder.c b/drivers/net/wireless/ath/wil6210/rx_reorder.c index d04629fe053f..ec29954bd44d 100644 --- a/drivers/net/wireless/ath/wil6210/rx_reorder.c +++ b/drivers/net/wireless/ath/wil6210/rx_reorder.c @@ -91,6 +91,22 @@ void wil_rx_reorder(struct wil6210_priv *wil, struct sk_buff *skb) spin_lock(&r->reorder_lock); + /** Due to the race between WMI events, where BACK establishment + * reported, and data Rx, few packets may be pass up before reorder + * buffer get allocated. Catch up by pretending SSN is what we + * see in the 1-st Rx packet + */ + if (r->first_time) { + r->first_time = false; + if (seq != r->head_seq_num) { + wil_err(wil, "Error: 1-st frame with wrong sequence" + " %d, should be %d. Fixing...\n", seq, + r->head_seq_num); + r->head_seq_num = seq; + r->ssn = seq; + } + } + /* frame with out of date sequence number */ if (seq_less(seq, r->head_seq_num)) { dev_kfree_skb(skb); @@ -162,6 +178,7 @@ struct wil_tid_ampdu_rx *wil_tid_ampdu_rx_alloc(struct wil6210_priv *wil, r->head_seq_num = ssn; r->buf_size = size; r->stored_mpdu_num = 0; + r->first_time = true; return r; } diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index 2a2dec75f026..d3b8659ca32e 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -35,7 +35,7 @@ static inline u32 WIL_GET_BITS(u32 x, int b0, int b1) #define WIL6210_MEM_SIZE (2*1024*1024UL) #define WIL6210_RX_RING_SIZE (128) -#define WIL6210_TX_RING_SIZE (128) +#define WIL6210_TX_RING_SIZE (512) #define WIL6210_MAX_TX_RINGS (24) /* HW limit */ #define WIL6210_MAX_CID (8) /* HW limit */ #define WIL6210_NAPI_BUDGET (16) /* arbitrary */ @@ -301,6 +301,7 @@ struct wil_tid_ampdu_rx { u16 buf_size; u16 timeout; u8 dialog_token; + bool first_time; /* is it 1-st time this buffer used? */ }; struct wil6210_stats { diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 2ba56eef0c45..e9a11cb3428a 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -192,7 +192,7 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) might_sleep(); if (!test_bit(wil_status_fwready, &wil->status)) { - wil_err(wil, "FW not ready\n"); + wil_err(wil, "WMI: cannot send command while FW not ready\n"); return -EAGAIN; } @@ -276,8 +276,8 @@ static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) wil->fw_version = le32_to_cpu(evt->sw_version); wil->n_mids = evt->numof_additional_mids; - wil_dbg_wmi(wil, "FW ver. %d; MAC %pM; %d MID's\n", wil->fw_version, - evt->mac, wil->n_mids); + wil_info(wil, "FW ver. %d; MAC %pM; %d MID's\n", wil->fw_version, + evt->mac, wil->n_mids); if (!is_valid_ether_addr(ndev->dev_addr)) { memcpy(ndev->dev_addr, evt->mac, ETH_ALEN); @@ -290,7 +290,7 @@ static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) static void wmi_evt_fw_ready(struct wil6210_priv *wil, int id, void *d, int len) { - wil_dbg_wmi(wil, "WMI: FW ready\n"); + wil_dbg_wmi(wil, "WMI: got FW ready event\n"); set_bit(wil_status_fwready, &wil->status); /* reuse wmi_ready for the firmware ready indication */ @@ -348,7 +348,7 @@ static void wmi_evt_scan_complete(struct wil6210_priv *wil, int id, { if (wil->scan_request) { struct wmi_scan_complete_event *data = d; - bool aborted = (data->status != 0); + bool aborted = (data->status != WMI_SCAN_SUCCESS); wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", data->status); cfg80211_scan_done(wil->scan_request, aborted); @@ -802,6 +802,7 @@ int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan) .network_type = wmi_nettype, .disable_sec_offload = 1, .channel = chan - 1, + .pcp_max_assoc_sta = WIL6210_MAX_CID, }; struct { struct wil6210_mbox_hdr_wmi wmi; diff --git a/drivers/net/wireless/ath/wil6210/wmi.h b/drivers/net/wireless/ath/wil6210/wmi.h index 50b8528394f4..17334c852866 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.h +++ b/drivers/net/wireless/ath/wil6210/wmi.h @@ -28,7 +28,7 @@ #define __WILOCITY_WMI_H__ /* General */ - +#define WILOCITY_MAX_ASSOC_STA (8) #define WMI_MAC_LEN (6) #define WMI_PROX_RANGE_NUM (3) @@ -219,15 +219,6 @@ struct wmi_disconnect_sta_cmd { __le16 disconnect_reason; } __packed; -/* - * WMI_RECONNECT_CMDID - */ -struct wmi_reconnect_cmd { - u8 channel; /* hint */ - u8 reserved; - u8 bssid[WMI_MAC_LEN]; /* mandatory if set */ -} __packed; - /* * WMI_SET_PMK_CMDID @@ -296,11 +287,13 @@ enum wmi_scan_type { WMI_LONG_SCAN = 0, WMI_SHORT_SCAN = 1, WMI_PBC_SCAN = 2, + WMI_ACTIVE_SCAN = 3, + WMI_DIRECT_SCAN = 4, }; struct wmi_start_scan_cmd { - u8 reserved[8]; - + u8 direct_scan_mac_addr[6]; + u8 reserved[2]; __le32 home_dwell_time; /* Max duration in the home channel(ms) */ __le32 force_scan_interval; /* Time interval between scans (ms)*/ u8 scan_type; /* wmi_scan_type */ @@ -332,6 +325,7 @@ struct wmi_probed_ssid_cmd { u8 ssid[WMI_MAX_SSID_LEN]; } __packed; + /* * WMI_SET_APPIE_CMDID * Add Application specified IE to a management frame @@ -427,7 +421,7 @@ struct wmi_bcon_ctrl_cmd { __le16 frag_num; __le64 ss_mask; u8 network_type; - u8 reserved; + u8 pcp_max_assoc_sta; u8 disable_sec_offload; u8 disable_sec; } __packed; @@ -450,7 +444,7 @@ enum wmi_port_role { struct wmi_port_allocate_cmd { u8 mac[WMI_MAC_LEN]; u8 port_role; - u8 midid; + u8 mid; } __packed; /* @@ -467,6 +461,7 @@ struct wmi_delete_port_cmd { enum wmi_discovery_mode { WMI_DISCOVERY_MODE_NON_OFFLOAD = 0, WMI_DISCOVERY_MODE_OFFLOAD = 1, + WMI_DISCOVERY_MODE_PEER2PEER = 2, }; struct wmi_p2p_cfg_cmd { @@ -493,7 +488,8 @@ struct wmi_power_mgmt_cfg_cmd { */ struct wmi_pcp_start_cmd { __le16 bcon_interval; - u8 reserved0[10]; + u8 pcp_max_assoc_sta; + u8 reserved0[9]; u8 network_type; u8 channel; u8 disable_sec_offload; @@ -857,6 +853,7 @@ enum wmi_event_id { WMI_RF_MGMT_STATUS_EVENTID = 0x1853, WMI_BF_SM_MGMT_DONE_EVENTID = 0x1838, WMI_RX_MGMT_PACKET_EVENTID = 0x1840, + WMI_TX_MGMT_PACKET_EVENTID = 0x1841, /* Performance monitoring events */ WMI_DATA_PORT_OPEN_EVENTID = 0x1860, @@ -1040,16 +1037,23 @@ enum wmi_disconnect_reason { struct wmi_disconnect_event { __le16 protocol_reason_status; /* reason code, see 802.11 spec. */ u8 bssid[WMI_MAC_LEN]; /* set if known */ - u8 disconnect_reason; /* see wmi_disconnect_reason_e */ - u8 assoc_resp_len; - u8 assoc_info[0]; + u8 disconnect_reason; /* see wmi_disconnect_reason */ + u8 assoc_resp_len; /* not in use */ + u8 assoc_info[0]; /* not in use */ } __packed; /* * WMI_SCAN_COMPLETE_EVENTID */ +enum scan_status { + WMI_SCAN_SUCCESS = 0, + WMI_SCAN_FAILED = 1, + WMI_SCAN_ABORTED = 2, + WMI_SCAN_REJECTED = 3, +}; + struct wmi_scan_complete_event { - __le32 status; + __le32 status; /* scan_status */ } __packed; /* @@ -1256,6 +1260,14 @@ struct wmi_rx_mgmt_info { u8 channel; /* From Radio MNGR */ } __packed; + +/* + * WMI_TX_MGMT_PACKET_EVENTID + */ +struct wmi_tx_mgmt_packet_event { + u8 payload[0]; +} __packed; + struct wmi_rx_mgmt_packet_event { struct wmi_rx_mgmt_info info; u8 payload[0]; diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index 54376fddfaf9..4113b6934764 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -915,10 +915,6 @@ struct b43_wl { char rng_name[30 + 1]; #endif /* CONFIG_B43_HWRNG */ - /* List of all wireless devices on this chip */ - struct list_head devlist; - u8 nr_devs; - bool radiotap_enabled; bool radio_enabled; diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 69fc3d65531a..32e08d35c06e 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -1195,8 +1195,13 @@ static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode) B43_BCMA_CLKCTLST_PHY_PLL_REQ; u32 status = B43_BCMA_CLKCTLST_80211_PLL_ST | B43_BCMA_CLKCTLST_PHY_PLL_ST; + u32 flags; + + flags = B43_BCMA_IOCTL_PHY_CLKEN; + if (gmode) + flags |= B43_BCMA_IOCTL_GMODE; + b43_device_enable(dev, flags); - b43_device_enable(dev, B43_BCMA_IOCTL_PHY_CLKEN); bcma_core_set_clockmode(dev->dev->bdev, BCMA_CLKMODE_FAST); b43_bcma_phy_reset(dev); bcma_core_pll_ctl(dev->dev->bdev, req, status, true); @@ -3735,40 +3740,35 @@ static int b43_switch_band(struct b43_wl *wl, struct ieee80211_channel *chan) { struct b43_wldev *up_dev = NULL; struct b43_wldev *down_dev; - struct b43_wldev *d; int err; bool uninitialized_var(gmode); int prev_status; /* Find a device and PHY which supports the band. */ - list_for_each_entry(d, &wl->devlist, list) { - switch (chan->band) { - case IEEE80211_BAND_5GHZ: - if (d->phy.supports_5ghz) { - up_dev = d; - gmode = false; - } - break; - case IEEE80211_BAND_2GHZ: - if (d->phy.supports_2ghz) { - up_dev = d; - gmode = true; - } - break; - default: - B43_WARN_ON(1); - return -EINVAL; + switch (chan->band) { + case IEEE80211_BAND_5GHZ: + if (wl->current_dev->phy.supports_5ghz) { + up_dev = wl->current_dev; + gmode = false; } - if (up_dev) - break; + break; + case IEEE80211_BAND_2GHZ: + if (wl->current_dev->phy.supports_2ghz) { + up_dev = wl->current_dev; + gmode = true; + } + break; + default: + B43_WARN_ON(1); + return -EINVAL; } + if (!up_dev) { b43err(wl, "Could not find a device for %s-GHz band operation\n", band_to_string(chan->band)); return -ENODEV; } - if ((up_dev == wl->current_dev) && - (!!wl->current_dev->phy.gmode == !!gmode)) { + if (!!wl->current_dev->phy.gmode == !!gmode) { /* This device is already running. */ return 0; } @@ -5178,7 +5178,6 @@ static int b43_wireless_core_attach(struct b43_wldev *dev) } dev->phy.gmode = have_2ghz_phy; - dev->phy.radio_on = true; b43_wireless_core_reset(dev, dev->phy.gmode); err = b43_phy_versioning(dev); @@ -5270,7 +5269,6 @@ static void b43_one_core_detach(struct b43_bus_dev *dev) b43_debugfs_remove_device(wldev); b43_wireless_core_detach(wldev); list_del(&wldev->list); - wl->nr_devs--; b43_bus_set_wldev(dev, NULL); kfree(wldev); } @@ -5295,8 +5293,6 @@ static int b43_one_core_attach(struct b43_bus_dev *dev, struct b43_wl *wl) if (err) goto err_kfree_wldev; - list_add(&wldev->list, &wl->devlist); - wl->nr_devs++; b43_bus_set_wldev(dev, wldev); b43_debugfs_add_device(wldev); @@ -5386,7 +5382,6 @@ static struct b43_wl *b43_wireless_init(struct b43_bus_dev *dev) wl->hw = hw; mutex_init(&wl->mutex); spin_lock_init(&wl->hardirq_lock); - INIT_LIST_HEAD(&wl->devlist); INIT_WORK(&wl->beacon_update_trigger, b43_beacon_update_trigger_work); INIT_WORK(&wl->txpower_adjust_work, b43_phy_txpower_adjust_work); INIT_WORK(&wl->tx_work, b43_tx_work); @@ -5486,39 +5481,42 @@ int b43_ssb_probe(struct ssb_device *sdev, const struct ssb_device_id *id) struct b43_bus_dev *dev; struct b43_wl *wl; int err; - int first = 0; dev = b43_bus_dev_ssb_init(sdev); if (!dev) return -ENOMEM; wl = ssb_get_devtypedata(sdev); - if (!wl) { - /* Probing the first core. Must setup common struct b43_wl */ - first = 1; - b43_sprom_fixup(sdev->bus); - wl = b43_wireless_init(dev); - if (IS_ERR(wl)) { - err = PTR_ERR(wl); - goto out; - } - ssb_set_devtypedata(sdev, wl); - B43_WARN_ON(ssb_get_devtypedata(sdev) != wl); + if (wl) { + b43err(NULL, "Dual-core devices are not supported\n"); + err = -ENOTSUPP; + goto err_ssb_kfree_dev; + } + + b43_sprom_fixup(sdev->bus); + + wl = b43_wireless_init(dev); + if (IS_ERR(wl)) { + err = PTR_ERR(wl); + goto err_ssb_kfree_dev; } + ssb_set_devtypedata(sdev, wl); + B43_WARN_ON(ssb_get_devtypedata(sdev) != wl); + err = b43_one_core_attach(dev, wl); if (err) - goto err_wireless_exit; + goto err_ssb_wireless_exit; /* setup and start work to load firmware */ INIT_WORK(&wl->firmware_load, b43_request_firmware); schedule_work(&wl->firmware_load); - out: return err; - err_wireless_exit: - if (first) - b43_wireless_exit(dev, wl); +err_ssb_wireless_exit: + b43_wireless_exit(dev, wl); +err_ssb_kfree_dev: + kfree(dev); return err; } @@ -5546,13 +5544,8 @@ static void b43_ssb_remove(struct ssb_device *sdev) /* Unregister HW RNG driver */ b43_rng_exit(wl); - if (list_empty(&wl->devlist)) { - b43_leds_unregister(wl); - /* Last core on the chip unregistered. - * We can destroy common struct b43_wl. - */ - b43_wireless_exit(dev, wl); - } + b43_leds_unregister(wl); + b43_wireless_exit(dev, wl); } static struct ssb_driver b43_ssb_driver = { diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c index dbaa51890198..3e45989f418d 100644 --- a/drivers/net/wireless/b43/phy_common.c +++ b/drivers/net/wireless/b43/phy_common.c @@ -96,7 +96,7 @@ int b43_phy_init(struct b43_wldev *dev) phy->channel = ops->get_default_chan(dev); - ops->software_rfkill(dev, false); + b43_software_rfkill(dev, false); err = ops->init(dev); if (err) { b43err(dev->wl, "PHY init failed\n"); @@ -116,7 +116,7 @@ err_phy_exit: if (ops->exit) ops->exit(dev); err_block_rf: - ops->software_rfkill(dev, true); + b43_software_rfkill(dev, true); return err; } @@ -125,7 +125,7 @@ void b43_phy_exit(struct b43_wldev *dev) { const struct b43_phy_operations *ops = dev->phy.ops; - ops->software_rfkill(dev, true); + b43_software_rfkill(dev, true); if (ops->exit) ops->exit(dev); } diff --git a/drivers/net/wireless/b43/phy_g.c b/drivers/net/wireless/b43/phy_g.c index 12f467b8d564..8f5c14bc10e6 100644 --- a/drivers/net/wireless/b43/phy_g.c +++ b/drivers/net/wireless/b43/phy_g.c @@ -1587,6 +1587,7 @@ static void b43_phy_initb5(struct b43_wldev *dev) b43_write16(dev, 0x03E4, (b43_read16(dev, 0x03E4) & 0xFFC0) | 0x0004); } +/* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/B6 */ static void b43_phy_initb6(struct b43_wldev *dev) { struct b43_phy *phy = &dev->phy; @@ -1670,7 +1671,7 @@ static void b43_phy_initb6(struct b43_wldev *dev) b43_radio_write16(dev, 0x50, 0x20); } if (phy->radio_rev <= 2) { - b43_radio_write16(dev, 0x7C, 0x20); + b43_radio_write16(dev, 0x50, 0x20); b43_radio_write16(dev, 0x5A, 0x70); b43_radio_write16(dev, 0x5B, 0x7B); b43_radio_write16(dev, 0x5C, 0xB0); @@ -1686,9 +1687,8 @@ static void b43_phy_initb6(struct b43_wldev *dev) b43_phy_write(dev, 0x2A, 0x8AC0); b43_phy_write(dev, 0x0038, 0x0668); b43_set_txpower_g(dev, &gphy->bbatt, &gphy->rfatt, gphy->tx_control); - if (phy->radio_rev <= 5) { + if (phy->radio_rev == 4 || phy->radio_rev == 5) b43_phy_maskset(dev, 0x5D, 0xFF80, 0x0003); - } if (phy->radio_rev <= 2) b43_radio_write16(dev, 0x005D, 0x000D); diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 24ccbe96e0c8..41dab89a2942 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -257,6 +257,72 @@ static void b43_nphy_rf_ctl_override(struct b43_wldev *dev, u16 field, } } +static void b43_nphy_rf_ctl_intc_override_rev7(struct b43_wldev *dev, + enum n_intc_override intc_override, + u16 value, u8 core_sel) +{ + u16 reg, tmp, tmp2, val; + int core; + + for (core = 0; core < 2; core++) { + if ((core_sel == 1 && core != 0) || + (core_sel == 2 && core != 1)) + continue; + + reg = (core == 0) ? B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2; + + switch (intc_override) { + case N_INTC_OVERRIDE_OFF: + b43_phy_write(dev, reg, 0); + b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); + break; + case N_INTC_OVERRIDE_TRSW: + b43_phy_maskset(dev, reg, ~0xC0, value << 6); + b43_phy_set(dev, reg, 0x400); + + b43_phy_mask(dev, 0x2ff, ~0xC000 & 0xFFFF); + b43_phy_set(dev, 0x2ff, 0x2000); + b43_phy_set(dev, 0x2ff, 0x0001); + break; + case N_INTC_OVERRIDE_PA: + tmp = 0x0030; + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) + val = value << 5; + else + val = value << 4; + b43_phy_maskset(dev, reg, ~tmp, val); + b43_phy_set(dev, reg, 0x1000); + break; + case N_INTC_OVERRIDE_EXT_LNA_PU: + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + tmp = 0x0001; + tmp2 = 0x0004; + val = value; + } else { + tmp = 0x0004; + tmp2 = 0x0001; + val = value << 2; + } + b43_phy_maskset(dev, reg, ~tmp, val); + b43_phy_mask(dev, reg, ~tmp2); + break; + case N_INTC_OVERRIDE_EXT_LNA_GAIN: + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + tmp = 0x0002; + tmp2 = 0x0008; + val = value << 1; + } else { + tmp = 0x0008; + tmp2 = 0x0002; + val = value << 3; + } + b43_phy_maskset(dev, reg, ~tmp, val); + b43_phy_mask(dev, reg, ~tmp2); + break; + } + } +} + /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */ static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev, enum n_intc_override intc_override, @@ -265,6 +331,12 @@ static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev, u8 i, j; u16 reg, tmp, val; + if (dev->phy.rev >= 7) { + b43_nphy_rf_ctl_intc_override_rev7(dev, intc_override, value, + core); + return; + } + B43_WARN_ON(dev->phy.rev < 3); for (i = 0; i < 2; i++) { @@ -419,7 +491,8 @@ static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable) static const u16 clip[] = { 0xFFFF, 0xFFFF }; if (nphy->deaf_count++ == 0) { nphy->classifier_state = b43_nphy_classifier(dev, 0, 0); - b43_nphy_classifier(dev, 0x7, 0); + b43_nphy_classifier(dev, 0x7, + B43_NPHY_CLASSCTL_WAITEDEN); b43_nphy_read_clip_detection(dev, nphy->clip_state); b43_nphy_write_clip_detection(dev, clip); } @@ -734,9 +807,16 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, u16 bias, cbias; u16 pag_boost, padg_boost, pgag_boost, mixg_boost; u16 paa_boost, pada_boost, pgaa_boost, mixa_boost; + bool is_pkg_fab_smic; B43_WARN_ON(dev->phy.rev < 3); + is_pkg_fab_smic = + ((dev->dev->chip_id == BCMA_CHIP_ID_BCM43224 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM43225 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM43421) && + dev->dev->chip_pkg == BCMA_PKG_ID_BCM43224_FAB_SMIC); + b43_chantab_radio_2056_upload(dev, e); b2056_upload_syn_pll_cp2(dev, band == IEEE80211_BAND_5GHZ); @@ -744,7 +824,8 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F); b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F); - if (dev->dev->chip_id == 0x4716) { + if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) { b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x14); b43_radio_write(dev, B2056_SYN_PLL_CP2, 0); } else { @@ -752,6 +833,13 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14); } } + if (sprom->boardflags2_hi & B43_BFH2_GPLL_WAR2 && + b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1f); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1f); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0b); + b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x20); + } if (sprom->boardflags2_lo & B43_BFL2_APLL_WAR && b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F); @@ -767,7 +855,8 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_radio_write(dev, offset | B2056_TX_PADG_IDAC, 0xcc); - if (dev->dev->chip_id == 0x4716) { + if (dev->dev->chip_id == BCMA_CHIP_ID_BCM4716 || + dev->dev->chip_id == BCMA_CHIP_ID_BCM47162) { bias = 0x40; cbias = 0x45; pag_boost = 0x5; @@ -776,6 +865,10 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, } else { bias = 0x25; cbias = 0x20; + if (is_pkg_fab_smic) { + bias = 0x2a; + cbias = 0x38; + } pag_boost = 0x4; pgag_boost = 0x03; mixg_boost = 0x65; @@ -844,6 +937,8 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, mixa_boost = 0xF; } + cbias = is_pkg_fab_smic ? 0x35 : 0x30; + for (i = 0; i < 2; i++) { offset = i ? B2056_TX1 : B2056_TX0; @@ -862,11 +957,11 @@ static void b43_radio_2056_setup(struct b43_wldev *dev, b43_radio_write(dev, offset | B2056_TX_PADA_CASCBIAS, 0x03); b43_radio_write(dev, - offset | B2056_TX_INTPAA_IAUX_STAT, 0x50); + offset | B2056_TX_INTPAA_IAUX_STAT, 0x30); b43_radio_write(dev, - offset | B2056_TX_INTPAA_IMAIN_STAT, 0x50); + offset | B2056_TX_INTPAA_IMAIN_STAT, 0x30); b43_radio_write(dev, - offset | B2056_TX_INTPAA_CASCBIAS, 0x30); + offset | B2056_TX_INTPAA_CASCBIAS, cbias); } } @@ -1164,23 +1259,20 @@ static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops, u16 seq_mode; u32 tmp; - if (nphy->hang_avoid) - b43_nphy_stay_in_carrier_search(dev, true); + b43_nphy_stay_in_carrier_search(dev, true); if ((nphy->bb_mult_save & 0x80000000) == 0) { tmp = b43_ntab_read(dev, B43_NTAB16(15, 87)); nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000; } + /* TODO: add modify_bbmult argument */ if (!dev->phy.is_40mhz) tmp = 0x6464; else tmp = 0x4747; b43_ntab_write(dev, B43_NTAB16(15, 87), tmp); - if (nphy->hang_avoid) - b43_nphy_stay_in_carrier_search(dev, false); - b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1)); if (loops != 0xFFFF) @@ -1213,6 +1305,8 @@ static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops, b43err(dev->wl, "run samples timeout\n"); b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode); + + b43_nphy_stay_in_carrier_search(dev, false); } /************************************************** @@ -1588,8 +1682,8 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) struct b43_phy_n *nphy = dev->phy.n; u16 saved_regs_phy_rfctl[2]; - u16 saved_regs_phy[13]; - u16 regs_to_store[] = { + u16 saved_regs_phy[22]; + u16 regs_to_store_rev3[] = { B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER, B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2, B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER, @@ -1598,6 +1692,20 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2, B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2 }; + u16 regs_to_store_rev7[] = { + B43_NPHY_AFECTL_OVER1, B43_NPHY_AFECTL_OVER, + B43_NPHY_AFECTL_C1, B43_NPHY_AFECTL_C2, + B43_NPHY_TXF_40CO_B1S1, B43_NPHY_RFCTL_OVER, + 0x342, 0x343, 0x346, 0x347, + 0x2ff, + B43_NPHY_TXF_40CO_B1S0, B43_NPHY_TXF_40CO_B32S1, + B43_NPHY_RFCTL_CMD, + B43_NPHY_RFCTL_LUT_TRSW_UP1, B43_NPHY_RFCTL_LUT_TRSW_UP2, + 0x340, 0x341, 0x344, 0x345, + B43_NPHY_RFCTL_RSSIO1, B43_NPHY_RFCTL_RSSIO2 + }; + u16 *regs_to_store; + int regs_amount; u16 class; @@ -1617,6 +1725,15 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) u8 rx_core_state; int core, i, j, vcm; + if (dev->phy.rev >= 7) { + regs_to_store = regs_to_store_rev7; + regs_amount = ARRAY_SIZE(regs_to_store_rev7); + } else { + regs_to_store = regs_to_store_rev3; + regs_amount = ARRAY_SIZE(regs_to_store_rev3); + } + BUG_ON(regs_amount > ARRAY_SIZE(saved_regs_phy)); + class = b43_nphy_classifier(dev, 0, 0); b43_nphy_classifier(dev, 7, 4); b43_nphy_read_clip_detection(dev, clip_state); @@ -1624,22 +1741,29 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) saved_regs_phy_rfctl[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1); saved_regs_phy_rfctl[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2); - for (i = 0; i < ARRAY_SIZE(regs_to_store); i++) + for (i = 0; i < regs_amount; i++) saved_regs_phy[i] = b43_phy_read(dev, regs_to_store[i]); b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_OFF, 0, 7); b43_nphy_rf_ctl_intc_override(dev, N_INTC_OVERRIDE_TRSW, 1, 7); - b43_nphy_rf_ctl_override(dev, 0x1, 0, 0, false); - b43_nphy_rf_ctl_override(dev, 0x2, 1, 0, false); - b43_nphy_rf_ctl_override(dev, 0x80, 1, 0, false); - b43_nphy_rf_ctl_override(dev, 0x40, 1, 0, false); - - if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { - b43_nphy_rf_ctl_override(dev, 0x20, 0, 0, false); - b43_nphy_rf_ctl_override(dev, 0x10, 1, 0, false); + + if (dev->phy.rev >= 7) { + /* TODO */ + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + } else { + } } else { - b43_nphy_rf_ctl_override(dev, 0x10, 0, 0, false); - b43_nphy_rf_ctl_override(dev, 0x20, 1, 0, false); + b43_nphy_rf_ctl_override(dev, 0x1, 0, 0, false); + b43_nphy_rf_ctl_override(dev, 0x2, 1, 0, false); + b43_nphy_rf_ctl_override(dev, 0x80, 1, 0, false); + b43_nphy_rf_ctl_override(dev, 0x40, 1, 0, false); + if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) { + b43_nphy_rf_ctl_override(dev, 0x20, 0, 0, false); + b43_nphy_rf_ctl_override(dev, 0x10, 1, 0, false); + } else { + b43_nphy_rf_ctl_override(dev, 0x10, 0, 0, false); + b43_nphy_rf_ctl_override(dev, 0x20, 1, 0, false); + } } rx_core_state = b43_nphy_get_rx_core_state(dev); @@ -1654,8 +1778,11 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) /* Grab RSSI results for every possible VCM */ for (vcm = 0; vcm < 8; vcm++) { - b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, 0xE3, - vcm << 2); + if (dev->phy.rev >= 7) + ; + else + b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, + 0xE3, vcm << 2); b43_nphy_poll_rssi(dev, N_RSSI_NB, results[vcm], 8); } @@ -1682,8 +1809,11 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) } /* Select the best VCM */ - b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, 0xE3, - vcm_final << 2); + if (dev->phy.rev >= 7) + ; + else + b43_radio_maskset(dev, r | B2056_RX_RSSI_MISC, + 0xE3, vcm_final << 2); for (i = 0; i < 4; i++) { if (core != i / 2) @@ -1736,9 +1866,9 @@ static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev) b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1); b43_phy_set(dev, B43_NPHY_RFCTL_CMD, B43_NPHY_RFCTL_CMD_RXTX); - b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1, ~0x1); + b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1); - for (i = 0; i < ARRAY_SIZE(regs_to_store); i++) + for (i = 0; i < regs_amount; i++) b43_phy_write(dev, regs_to_store[i], saved_regs_phy[i]); /* Store for future configuration */ @@ -2494,8 +2624,8 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) struct ssb_sprom *sprom = dev->dev->bus_sprom; /* TX to RX */ - u8 tx2rx_events[8] = { 0x4, 0x3, 0x6, 0x5, 0x2, 0x1, 0x8, 0x1F }; - u8 tx2rx_delays[8] = { 8, 4, 2, 2, 4, 4, 6, 1 }; + u8 tx2rx_events[7] = { 0x4, 0x3, 0x5, 0x2, 0x1, 0x8, 0x1F }; + u8 tx2rx_delays[7] = { 8, 4, 4, 4, 4, 6, 1 }; /* RX to TX */ u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3, 0x1F }; @@ -2503,6 +2633,23 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) u8 rx2tx_events[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0x3, 0x4, 0x1F }; u8 rx2tx_delays[9] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 }; + u16 vmids[5][4] = { + { 0xa2, 0xb4, 0xb4, 0x89, }, /* 0 */ + { 0xb4, 0xb4, 0xb4, 0x24, }, /* 1 */ + { 0xa2, 0xb4, 0xb4, 0x74, }, /* 2 */ + { 0xa2, 0xb4, 0xb4, 0x270, }, /* 3 */ + { 0xa2, 0xb4, 0xb4, 0x00, }, /* 4 and 5 */ + }; + u16 gains[5][4] = { + { 0x02, 0x02, 0x02, 0x00, }, /* 0 */ + { 0x02, 0x02, 0x02, 0x02, }, /* 1 */ + { 0x02, 0x02, 0x02, 0x04, }, /* 2 */ + { 0x02, 0x02, 0x02, 0x00, }, /* 3 */ + { 0x02, 0x02, 0x02, 0x00, }, /* 4 and 5 */ + }; + u16 *vmid, *gain; + + u8 pdet_range; u16 tmp16; u32 tmp32; @@ -2561,7 +2708,71 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) b43_ntab_write(dev, B43_NTAB16(8, 0), 2); b43_ntab_write(dev, B43_NTAB16(8, 16), 2); - /* TODO */ + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) + pdet_range = sprom->fem.ghz2.pdet_range; + else + pdet_range = sprom->fem.ghz5.pdet_range; + vmid = vmids[min_t(u16, pdet_range, 4)]; + gain = gains[min_t(u16, pdet_range, 4)]; + switch (pdet_range) { + case 3: + if (!(dev->phy.rev >= 4 && + b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) + break; + /* FALL THROUGH */ + case 0: + case 1: + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain); + break; + case 2: + if (dev->phy.rev >= 6) { + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) + vmid[3] = 0x94; + else + vmid[3] = 0x8e; + gain[3] = 3; + } else if (dev->phy.rev == 5) { + vmid[3] = 0x84; + gain[3] = 2; + } + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain); + break; + case 4: + case 5: + if (b43_current_band(dev->wl) != IEEE80211_BAND_2GHZ) { + if (pdet_range == 4) { + vmid[3] = 0x8e; + tmp16 = 0x96; + gain[3] = 0x2; + } else { + vmid[3] = 0x89; + tmp16 = 0x89; + gain[3] = 0; + } + } else { + if (pdet_range == 4) { + vmid[3] = 0x89; + tmp16 = 0x8b; + gain[3] = 0x2; + } else { + vmid[3] = 0x74; + tmp16 = 0x70; + gain[3] = 0; + } + } + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x08), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x0c), 4, gain); + vmid[3] = tmp16; + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x18), 4, vmid); + b43_ntab_write_bulk(dev, B43_NTAB16(8, 0x1c), 4, gain); + break; + } b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00); b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00); @@ -2600,7 +2811,7 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) /* Dropped probably-always-true condition */ b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH0, 0x03eb); b43_phy_write(dev, B43_NPHY_ED_CRS40ASSERTTHRESH1, 0x03eb); - b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH1, 0x0341); + b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH0, 0x0341); b43_phy_write(dev, B43_NPHY_ED_CRS40DEASSERTTHRESH1, 0x0341); b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH0, 0x042b); b43_phy_write(dev, B43_NPHY_ED_CRS20LASSERTTHRESH1, 0x042b); @@ -3211,6 +3422,20 @@ static void b43_nphy_tx_prepare_adjusted_power_table(struct b43_wldev *dev) u8 idx, delta; u8 i, stf_mode; + /* Array adj_pwr_tbl corresponds to the hardware table. It consists of + * 21 groups, each containing 4 entries. + * + * First group has entries for CCK modulation. + * The rest of groups has 1 entry per modulation (SISO, CDD, STBC, SDM). + * + * Group 0 is for CCK + * Groups 1..4 use BPSK (group per coding rate) + * Groups 5..8 use QPSK (group per coding rate) + * Groups 9..12 use 16-QAM (group per coding rate) + * Groups 13..16 use 64-QAM (group per coding rate) + * Groups 17..20 are unknown + */ + for (i = 0; i < 4; i++) nphy->adj_pwr_tbl[i] = nphy->tx_power_offset[i]; @@ -3409,10 +3634,8 @@ static void b43_nphy_tx_power_ctl_setup(struct b43_wldev *dev) } b43_nphy_tx_prepare_adjusted_power_table(dev); - /* b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84, nphy->adj_pwr_tbl); b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84, nphy->adj_pwr_tbl); - */ if (nphy->hang_avoid) b43_nphy_stay_in_carrier_search(dev, false); @@ -5124,7 +5347,7 @@ static int b43_phy_initn(struct b43_wldev *dev) b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015); b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320); if (phy->rev >= 3 && phy->rev <= 6) - b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0014); + b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0032); b43_nphy_tx_lp_fbw(dev); if (phy->rev >= 3) b43_nphy_spur_workaround(dev); @@ -5441,8 +5664,11 @@ static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg) { /* Register 1 is a 32-bit register. */ B43_WARN_ON(reg == 1); - /* N-PHY needs 0x100 for read access */ - reg |= 0x100; + + if (dev->phy.rev >= 7) + reg |= 0x200; /* Radio 0x2057 */ + else + reg |= 0x100; b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg); return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW); diff --git a/drivers/net/wireless/b43/radio_2056.c b/drivers/net/wireless/b43/radio_2056.c index b4fd9345d673..a07e4cacab77 100644 --- a/drivers/net/wireless/b43/radio_2056.c +++ b/drivers/net/wireless/b43/radio_2056.c @@ -48,7 +48,7 @@ struct b2056_inittabs_pts { unsigned int rx_length; }; -static const struct b2056_inittab_entry b2056_inittab_rev3_syn[] = { +static const struct b2056_inittab_entry b2056_inittab_phy_rev3_syn[] = { [B2056_SYN_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -232,7 +232,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev3_syn[] = { [B2056_SYN_LOGEN_TX_CMOS_VALID] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev3_tx[] = { +static const struct b2056_inittab_entry b2056_inittab_phy_rev3_tx[] = { [B2056_TX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -380,7 +380,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev3_tx[] = { [B2056_TX_STATUS_TXLPF_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev3_rx[] = { +static const struct b2056_inittab_entry b2056_inittab_phy_rev3_rx[] = { [B2056_RX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -530,7 +530,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev3_rx[] = { [B2056_RX_STATUS_HPC_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev4_syn[] = { +static const struct b2056_inittab_entry b2056_inittab_phy_rev4_syn[] = { [B2056_SYN_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -714,7 +714,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev4_syn[] = { [B2056_SYN_LOGEN_TX_CMOS_VALID] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev4_tx[] = { +static const struct b2056_inittab_entry b2056_inittab_phy_rev4_tx[] = { [B2056_TX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -862,7 +862,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev4_tx[] = { [B2056_TX_STATUS_TXLPF_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev4_rx[] = { +static const struct b2056_inittab_entry b2056_inittab_phy_rev4_rx[] = { [B2056_RX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -1012,7 +1012,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev4_rx[] = { [B2056_RX_STATUS_HPC_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev5_syn[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev5_syn[] = { [B2056_SYN_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -1196,7 +1196,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev5_syn[] = { [B2056_SYN_LOGEN_TX_CMOS_VALID] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev5_tx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev5_tx[] = { [B2056_TX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -1352,7 +1352,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev5_tx[] = { [B2056_TX_GMBB_IDAC7] = { .ghz5 = 0x0075, .ghz2 = 0x0075, UPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev5_rx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev5_rx[] = { [B2056_RX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -1502,7 +1502,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev5_rx[] = { [B2056_RX_STATUS_HPC_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev6_syn[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev6_syn[] = { [B2056_SYN_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -1686,7 +1686,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev6_syn[] = { [B2056_SYN_LOGEN_TX_CMOS_VALID] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev6_tx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev6_tx[] = { [B2056_TX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -1842,7 +1842,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev6_tx[] = { [B2056_TX_GMBB_IDAC7] = { .ghz5 = 0x0070, .ghz2 = 0x0070, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev6_rx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev6_rx[] = { [B2056_RX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -1992,7 +1992,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev6_rx[] = { [B2056_RX_STATUS_HPC_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev7_syn[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev7_9_syn[] = { [B2056_SYN_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -2176,7 +2176,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev7_syn[] = { [B2056_SYN_LOGEN_TX_CMOS_VALID] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev7_tx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev7_9_tx[] = { [B2056_TX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -2332,7 +2332,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev7_tx[] = { [B2056_TX_GMBB_IDAC7] = { .ghz5 = 0x0075, .ghz2 = 0x0075, UPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev7_rx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev7_9_rx[] = { [B2056_RX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -2482,7 +2482,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev7_rx[] = { [B2056_RX_STATUS_HPC_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev8_syn[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev8_syn[] = { [B2056_SYN_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_SYN_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -2666,7 +2666,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev8_syn[] = { [B2056_SYN_LOGEN_TX_CMOS_VALID] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev8_tx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev8_tx[] = { [B2056_TX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_TX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -2822,7 +2822,7 @@ static const struct b2056_inittab_entry b2056_inittab_rev8_tx[] = { [B2056_TX_GMBB_IDAC7] = { .ghz5 = 0x0070, .ghz2 = 0x0070, NOUPLOAD, }, }; -static const struct b2056_inittab_entry b2056_inittab_rev8_rx[] = { +static const struct b2056_inittab_entry b2056_inittab_radio_rev8_rx[] = { [B2056_RX_RESERVED_ADDR2] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR3] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, [B2056_RX_RESERVED_ADDR4] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, @@ -2972,24 +2972,69 @@ static const struct b2056_inittab_entry b2056_inittab_rev8_rx[] = { [B2056_RX_STATUS_HPC_RC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, }, }; -#define INITTABSPTS(prefix) \ - .syn = prefix##_syn, \ - .syn_length = ARRAY_SIZE(prefix##_syn), \ - .tx = prefix##_tx, \ - .tx_length = ARRAY_SIZE(prefix##_tx), \ - .rx = prefix##_rx, \ - .rx_length = ARRAY_SIZE(prefix##_rx) +static const struct b2056_inittab_entry b2056_inittab_radio_rev11_syn[] = { + [B2056_SYN_PLL_PFD] = { .ghz5 = 0x0006, .ghz2 = 0x0006, UPLOAD, }, + [B2056_SYN_PLL_CP2] = { .ghz5 = 0x003f, .ghz2 = 0x003f, UPLOAD, }, + [B2056_SYN_PLL_LOOPFILTER1] = { .ghz5 = 0x0006, .ghz2 = 0x0006, UPLOAD, }, + [B2056_SYN_PLL_LOOPFILTER2] = { .ghz5 = 0x0006, .ghz2 = 0x0006, UPLOAD, }, + [B2056_SYN_PLL_LOOPFILTER4] = { .ghz5 = 0x002b, .ghz2 = 0x002b, UPLOAD, }, + [B2056_SYN_PLL_VCO2] = { .ghz5 = 0x00f7, .ghz2 = 0x00f7, UPLOAD, }, + [B2056_SYN_PLL_VCOCAL12] = { .ghz5 = 0x0007, .ghz2 = 0x0007, UPLOAD, }, + [B2056_SYN_LOGENBUF2] = { .ghz5 = 0x008f, .ghz2 = 0x008f, UPLOAD, }, +}; -static const struct b2056_inittabs_pts b2056_inittabs[] = { - [3] = { INITTABSPTS(b2056_inittab_rev3) }, - [4] = { INITTABSPTS(b2056_inittab_rev4) }, - [5] = { INITTABSPTS(b2056_inittab_rev5) }, - [6] = { INITTABSPTS(b2056_inittab_rev6) }, - [7] = { INITTABSPTS(b2056_inittab_rev7) }, - [8] = { INITTABSPTS(b2056_inittab_rev8) }, - [9] = { INITTABSPTS(b2056_inittab_rev7) }, +static const struct b2056_inittab_entry b2056_inittab_radio_rev11_tx[] = { + [B2056_TX_PA_SPARE2] = { .ghz5 = 0x00ee, .ghz2 = 0x00ee, UPLOAD, }, + [B2056_TX_INTPAA_IAUX_STAT] = { .ghz5 = 0x0050, .ghz2 = 0x0050, UPLOAD, }, + [B2056_TX_INTPAA_IMAIN_STAT] = { .ghz5 = 0x0050, .ghz2 = 0x0050, UPLOAD, }, + [B2056_TX_INTPAA_PASLOPE] = { .ghz5 = 0x00f0, .ghz2 = 0x00f0, UPLOAD, }, + [B2056_TX_INTPAG_PASLOPE] = { .ghz5 = 0x00f0, .ghz2 = 0x00f0, UPLOAD, }, + [B2056_TX_PADA_IDAC] = { .ghz5 = 0x00ff, .ghz2 = 0x00ff, UPLOAD, }, + [B2056_TX_PADA_SLOPE] = { .ghz5 = 0x0070, .ghz2 = 0x0070, UPLOAD, }, + [B2056_TX_PADG_SLOPE] = { .ghz5 = 0x0070, .ghz2 = 0x0070, UPLOAD, }, + [B2056_TX_PGAA_IDAC] = { .ghz5 = 0x00ff, .ghz2 = 0x00ff, UPLOAD, }, + [B2056_TX_PGAA_SLOPE] = { .ghz5 = 0x0077, .ghz2 = 0x0077, UPLOAD, }, + [B2056_TX_PGAG_SLOPE] = { .ghz5 = 0x0077, .ghz2 = 0x0077, UPLOAD, }, + [B2056_TX_GMBB_IDAC] = { .ghz5 = 0x0000, .ghz2 = 0x0000, UPLOAD, }, + [B2056_TX_TXSPARE1] = { .ghz5 = 0x0030, .ghz2 = 0x0030, UPLOAD, }, +}; + +static const struct b2056_inittab_entry b2056_inittab_radio_rev11_rx[] = { + [B2056_RX_BIASPOLE_LNAA1_IDAC] = { .ghz5 = 0x0017, .ghz2 = 0x0017, UPLOAD, }, + [B2056_RX_LNAA2_IDAC] = { .ghz5 = 0x00ff, .ghz2 = 0x00ff, UPLOAD, }, + [B2056_RX_BIASPOLE_LNAG1_IDAC] = { .ghz5 = 0x0017, .ghz2 = 0x0017, UPLOAD, }, + [B2056_RX_LNAG2_IDAC] = { .ghz5 = 0x00f0, .ghz2 = 0x00f0, UPLOAD, }, + [B2056_RX_MIXA_VCM] = { .ghz5 = 0x0055, .ghz2 = 0x0055, UPLOAD, }, + [B2056_RX_MIXA_LOB_BIAS] = { .ghz5 = 0x0088, .ghz2 = 0x0088, UPLOAD, }, + [B2056_RX_MIXA_BIAS_AUX] = { .ghz5 = 0x0007, .ghz2 = 0x0007, UPLOAD, }, + [B2056_RX_MIXG_VCM] = { .ghz5 = 0x0055, .ghz2 = 0x0055, UPLOAD, }, + [B2056_RX_TIA_IOPAMP] = { .ghz5 = 0x0026, .ghz2 = 0x0026, UPLOAD, }, + [B2056_RX_TIA_QOPAMP] = { .ghz5 = 0x0026, .ghz2 = 0x0026, UPLOAD, }, + [B2056_RX_TIA_IMISC] = { .ghz5 = 0x000f, .ghz2 = 0x000f, UPLOAD, }, + [B2056_RX_TIA_QMISC] = { .ghz5 = 0x000f, .ghz2 = 0x000f, UPLOAD, }, + [B2056_RX_RXLPF_OUTVCM] = { .ghz5 = 0x0004, .ghz2 = 0x0004, UPLOAD, }, + [B2056_RX_VGA_BIAS_DCCANCEL] = { .ghz5 = 0x0000, .ghz2 = 0x0000, UPLOAD, }, + [B2056_RX_RXSPARE3] = { .ghz5 = 0x0005, .ghz2 = 0x0005, UPLOAD, }, }; +#define INITTABSPTS(prefix) \ + static const struct b2056_inittabs_pts prefix = { \ + .syn = prefix##_syn, \ + .syn_length = ARRAY_SIZE(prefix##_syn), \ + .tx = prefix##_tx, \ + .tx_length = ARRAY_SIZE(prefix##_tx), \ + .rx = prefix##_rx, \ + .rx_length = ARRAY_SIZE(prefix##_rx), \ + } + +INITTABSPTS(b2056_inittab_phy_rev3); +INITTABSPTS(b2056_inittab_phy_rev4); +INITTABSPTS(b2056_inittab_radio_rev5); +INITTABSPTS(b2056_inittab_radio_rev6); +INITTABSPTS(b2056_inittab_radio_rev7_9); +INITTABSPTS(b2056_inittab_radio_rev8); +INITTABSPTS(b2056_inittab_radio_rev11); + #define RADIOREGS3(r00, r01, r02, r03, r04, r05, r06, r07, r08, r09, \ r10, r11, r12, r13, r14, r15, r16, r17, r18, r19, \ r20, r21, r22, r23, r24, r25, r26, r27, r28, r29, \ @@ -3041,7 +3086,7 @@ static const struct b2056_inittabs_pts b2056_inittabs[] = { .phy_regs.phy_bw6 = r5 /* http://bcm-v4.sipsolutions.net/802.11/Radio/2056/ChannelTable */ -static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev3[] = { +static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_phy_rev3[] = { { .freq = 4920, RADIOREGS3(0xff, 0x01, 0x01, 0x01, 0xec, 0x05, 0x05, 0x04, 0x0c, 0x01, 0x00, 0x00, 0x00, 0x8f, 0x0f, 0x00, @@ -4036,7 +4081,7 @@ static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev3[] = }, }; -static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev4[] = { +static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_phy_rev4[] = { { .freq = 4920, RADIOREGS3(0xff, 0x01, 0x01, 0x01, 0xec, 0x05, 0x05, 0x04, 0x0c, 0x01, 0x00, 0x00, 0x00, 0x8f, 0x0f, 0x00, @@ -5031,7 +5076,7 @@ static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev4[] = }, }; -static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev5[] = { +static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_radio_rev5[] = { { .freq = 4920, RADIOREGS3(0xff, 0x01, 0x01, 0x01, 0xec, 0x05, 0x05, 0x04, 0x0c, 0x01, 0x00, 0x00, 0x00, 0x8f, 0x0f, 0x00, @@ -6026,7 +6071,7 @@ static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev5[] = }, }; -static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev6[] = { +static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_radio_rev6[] = { { .freq = 4920, RADIOREGS3(0xff, 0x01, 0x01, 0x01, 0xec, 0x05, 0x05, 0x04, 0x0c, 0x01, 0x00, 0x00, 0x00, 0x8f, 0x0f, 0x00, @@ -7021,7 +7066,7 @@ static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev6[] = }, }; -static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev7_9[] = { +static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_radio_rev7_9[] = { { .freq = 4920, RADIOREGS3(0xff, 0x01, 0x01, 0x01, 0xec, 0x05, 0x05, 0x04, 0x0c, 0x01, 0x00, 0x00, 0x00, 0x8f, 0x0f, 0x00, @@ -8016,7 +8061,7 @@ static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev7_9[] }, }; -static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev8[] = { +static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_radio_rev8[] = { { .freq = 4920, RADIOREGS3(0xff, 0x01, 0x01, 0x01, 0xec, 0x05, 0x05, 0x04, 0x0c, 0x01, 0x00, 0x00, 0x00, 0x8f, 0x0f, 0x00, @@ -9011,6 +9056,236 @@ static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_rev8[] = }, }; +static const struct b43_nphy_channeltab_entry_rev3 b43_nphy_channeltab_radio_rev11[] = { + { + .freq = 5180, + RADIOREGS3(0xb6, 0x01, 0x01, 0x02, 0x06, 0x05, 0x05, 0x02, + 0x0c, 0x01, 0x02, 0x02, 0x02, 0x8f, 0x0f, 0x00, + 0xff, 0xf9, 0x00, 0x06, 0x00, 0x77, 0x00, 0x0e, + 0x00, 0x6f, 0x00, 0xf9, 0x00, 0x06, 0x00, 0x77, + 0x00, 0x0e, 0x00, 0x6f, 0x00), + PHYREGS(0x081c, 0x0818, 0x0814, 0x01f9, 0x01fa, 0x01fb), + }, + { + .freq = 5200, + RADIOREGS3(0xaf, 0x01, 0x01, 0x02, 0x08, 0x05, 0x05, 0x02, + 0x0c, 0x01, 0x02, 0x02, 0x02, 0x8f, 0x0f, 0x00, + 0xff, 0xf9, 0x00, 0x05, 0x00, 0x77, 0x00, 0x0d, + 0x00, 0x6f, 0x00, 0xf9, 0x00, 0x05, 0x00, 0x77, + 0x00, 0x0d, 0x00, 0x6f, 0x00), + PHYREGS(0x0824, 0x0820, 0x081c, 0x01f7, 0x01f8, 0x01f9), + }, + { + .freq = 5220, + RADIOREGS3(0xa7, 0x01, 0x01, 0x02, 0x0a, 0x05, 0x05, 0x02, + 0x0c, 0x01, 0x02, 0x02, 0x02, 0x8e, 0x0f, 0x00, + 0xfe, 0xd8, 0x00, 0x05, 0x00, 0x77, 0x00, 0x0d, + 0x00, 0x6f, 0x00, 0xd8, 0x00, 0x05, 0x00, 0x77, + 0x00, 0x0d, 0x00, 0x6f, 0x00), + PHYREGS(0x082c, 0x0828, 0x0824, 0x01f5, 0x01f6, 0x01f7), + }, + { + .freq = 5745, + RADIOREGS3(0xfe, 0x00, 0x02, 0x04, 0x7d, 0x05, 0x05, 0x02, + 0x15, 0x01, 0x05, 0x05, 0x05, 0x87, 0x05, 0x00, + 0x20, 0x30, 0x00, 0x00, 0x00, 0x77, 0x00, 0x06, + 0x00, 0x6d, 0x00, 0x30, 0x00, 0x00, 0x00, 0x77, + 0x00, 0x06, 0x00, 0x6d, 0x00), + PHYREGS(0x08fe, 0x08fa, 0x08f6, 0x01c8, 0x01c8, 0x01c9), + }, + { + .freq = 5765, + RADIOREGS3(0xf8, 0x00, 0x02, 0x04, 0x81, 0x05, 0x05, 0x02, + 0x15, 0x01, 0x05, 0x05, 0x05, 0x86, 0x05, 0x00, + 0x10, 0x10, 0x00, 0x00, 0x00, 0x77, 0x00, 0x05, + 0x00, 0x6c, 0x00, 0x10, 0x00, 0x00, 0x00, 0x77, + 0x00, 0x05, 0x00, 0x6c, 0x00), + PHYREGS(0x0906, 0x0902, 0x08fe, 0x01c6, 0x01c7, 0x01c8), + }, + { + .freq = 5785, + RADIOREGS3(0xf2, 0x00, 0x02, 0x04, 0x85, 0x05, 0x05, 0x02, + 0x15, 0x01, 0x06, 0x06, 0x06, 0x86, 0x04, 0x00, + 0x00, 0x10, 0x00, 0x00, 0x00, 0x77, 0x00, 0x05, + 0x00, 0x6b, 0x00, 0x10, 0x00, 0x00, 0x00, 0x77, + 0x00, 0x05, 0x00, 0x6b, 0x00), + PHYREGS(0x090e, 0x090a, 0x0906, 0x01c4, 0x01c5, 0x01c6), + }, + { + .freq = 5805, + RADIOREGS3(0xed, 0x00, 0x02, 0x04, 0x89, 0x05, 0x05, 0x02, + 0x15, 0x01, 0x06, 0x06, 0x06, 0x86, 0x04, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x00, 0x05, + 0x00, 0x6a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, + 0x00, 0x05, 0x00, 0x6a, 0x00), + PHYREGS(0x0916, 0x0912, 0x090e, 0x01c3, 0x01c4, 0x01c4), + }, + { + .freq = 5825, + RADIOREGS3(0xed, 0x00, 0x02, 0x04, 0x8d, 0x05, 0x05, 0x02, + 0x15, 0x01, 0x06, 0x06, 0x06, 0x86, 0x04, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x00, 0x05, + 0x00, 0x69, 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, + 0x00, 0x05, 0x00, 0x69, 0x00), + PHYREGS(0x091e, 0x091a, 0x0916, 0x01c1, 0x01c2, 0x01c3), + }, + { + .freq = 2412, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x6c, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x04, 0x04, 0x04, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x78, 0x00, 0x03, 0x00, 0x70, 0x00, + 0x0b, 0x00, 0x0a, 0x00, 0x89, 0x00, 0x03, 0x00, + 0x70, 0x00, 0x0b, 0x00, 0x0a), + PHYREGS(0x03c9, 0x03c5, 0x03c1, 0x043a, 0x043f, 0x0443), + }, + { + .freq = 2417, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x71, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x05, 0x05, 0x05, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x78, 0x00, 0x03, 0x00, 0x70, 0x00, + 0x0b, 0x00, 0x0a, 0x00, 0x89, 0x00, 0x03, 0x00, + 0x70, 0x00, 0x0b, 0x00, 0x0a), + PHYREGS(0x03cb, 0x03c7, 0x03c3, 0x0438, 0x043d, 0x0441), + }, + { + .freq = 2422, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x76, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x05, 0x05, 0x05, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x67, 0x00, 0x03, 0x00, 0x70, 0x00, + 0x0b, 0x00, 0x0a, 0x00, 0x89, 0x00, 0x03, 0x00, + 0x70, 0x00, 0x0b, 0x00, 0x0a), + PHYREGS(0x03cd, 0x03c9, 0x03c5, 0x0436, 0x043a, 0x043f), + }, + { + .freq = 2427, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x7b, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x05, 0x05, 0x05, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x57, 0x00, 0x03, 0x00, 0x70, 0x00, + 0x0a, 0x00, 0x0a, 0x00, 0x78, 0x00, 0x03, 0x00, + 0x70, 0x00, 0x0a, 0x00, 0x0a), + PHYREGS(0x03cf, 0x03cb, 0x03c7, 0x0434, 0x0438, 0x043d), + }, + { + .freq = 2432, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x80, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x05, 0x05, 0x05, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x56, 0x00, 0x03, 0x00, 0x70, 0x00, + 0x0a, 0x00, 0x0a, 0x00, 0x77, 0x00, 0x03, 0x00, + 0x70, 0x00, 0x0a, 0x00, 0x0a), + PHYREGS(0x03d1, 0x03cd, 0x03c9, 0x0431, 0x0436, 0x043a), + }, + { + .freq = 2437, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x85, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x05, 0x05, 0x05, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x46, 0x00, 0x03, 0x00, 0x70, 0x00, + 0x0a, 0x00, 0x0a, 0x00, 0x76, 0x00, 0x03, 0x00, + 0x70, 0x00, 0x0a, 0x00, 0x0a), + PHYREGS(0x03d3, 0x03cf, 0x03cb, 0x042f, 0x0434, 0x0438), + }, + { + .freq = 2442, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x8a, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x05, 0x05, 0x05, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x45, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x0a, 0x00, 0x0a, 0x00, 0x66, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x0a, 0x00, 0x0a), + PHYREGS(0x03d5, 0x03d1, 0x03cd, 0x042d, 0x0431, 0x0436), + }, + { + .freq = 2447, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x8f, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x06, 0x06, 0x06, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x34, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x0a, 0x00, 0x09, 0x00, 0x55, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x0a, 0x00, 0x09), + PHYREGS(0x03d7, 0x03d3, 0x03cf, 0x042b, 0x042f, 0x0434), + }, + { + .freq = 2452, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x94, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x06, 0x06, 0x06, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x23, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x0a, 0x00, 0x09, 0x00, 0x45, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x0a, 0x00, 0x09), + PHYREGS(0x03d9, 0x03d5, 0x03d1, 0x0429, 0x042d, 0x0431), + }, + { + .freq = 2457, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x99, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x06, 0x06, 0x06, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x12, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x0a, 0x00, 0x09, 0x00, 0x34, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x0a, 0x00, 0x09), + PHYREGS(0x03db, 0x03d7, 0x03d3, 0x0427, 0x042b, 0x042f), + }, + { + .freq = 2462, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0x9e, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x06, 0x06, 0x06, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x02, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x09, 0x00, 0x09, 0x00, 0x33, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x09, 0x00, 0x09), + PHYREGS(0x03dd, 0x03d9, 0x03d5, 0x0424, 0x0429, 0x042d), + }, + { + .freq = 2467, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0xa3, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x06, 0x06, 0x06, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x09, 0x00, 0x09, 0x00, 0x22, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x09, 0x00, 0x09), + PHYREGS(0x03df, 0x03db, 0x03d7, 0x0422, 0x0427, 0x042b), + }, + { + .freq = 2472, + RADIOREGS3(0x00, 0x01, 0x03, 0x09, 0xa8, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x07, 0x07, 0x07, 0x8f, 0x30, 0x00, + 0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x09, 0x00, 0x09, 0x00, 0x11, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x09, 0x00, 0x09), + PHYREGS(0x03e1, 0x03dd, 0x03d9, 0x0420, 0x0424, 0x0429), + }, + { + .freq = 2484, + RADIOREGS3(0xff, 0x01, 0x03, 0x09, 0xb4, 0x06, 0x06, 0x04, + 0x2b, 0x01, 0x07, 0x07, 0x07, 0x8f, 0x20, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x70, 0x00, + 0x09, 0x00, 0x09, 0x00, 0x00, 0x00, 0x02, 0x00, + 0x70, 0x00, 0x09, 0x00, 0x09), + PHYREGS(0x03e6, 0x03e2, 0x03de, 0x041b, 0x041f, 0x0424), + }, +}; + +static const struct b2056_inittabs_pts +*b43_nphy_get_inittabs_rev3(struct b43_wldev *dev) +{ + struct b43_phy *phy = &dev->phy; + + switch (dev->phy.rev) { + case 3: + return &b2056_inittab_phy_rev3; + case 4: + return &b2056_inittab_phy_rev4; + default: + switch (phy->radio_rev) { + case 5: + return &b2056_inittab_radio_rev5; + case 6: + return &b2056_inittab_radio_rev6; + case 7: + case 9: + return &b2056_inittab_radio_rev7_9; + case 8: + return &b2056_inittab_radio_rev8; + case 11: + return &b2056_inittab_radio_rev11; + } + } + + return NULL; +} + static void b2056_upload_inittab(struct b43_wldev *dev, bool ghz5, bool ignore_uploadflag, u16 routing, const struct b2056_inittab_entry *e, @@ -9037,11 +9312,11 @@ void b2056_upload_inittabs(struct b43_wldev *dev, { const struct b2056_inittabs_pts *pts; - if (dev->phy.rev >= ARRAY_SIZE(b2056_inittabs)) { + pts = b43_nphy_get_inittabs_rev3(dev); + if (!pts) { B43_WARN_ON(1); return; } - pts = &b2056_inittabs[dev->phy.rev]; b2056_upload_inittab(dev, ghz5, ignore_uploadflag, B2056_SYN, pts->syn, pts->syn_length); @@ -9060,11 +9335,12 @@ void b2056_upload_syn_pll_cp2(struct b43_wldev *dev, bool ghz5) const struct b2056_inittabs_pts *pts; const struct b2056_inittab_entry *e; - if (dev->phy.rev >= ARRAY_SIZE(b2056_inittabs)) { + pts = b43_nphy_get_inittabs_rev3(dev); + if (!pts) { B43_WARN_ON(1); return; } - pts = &b2056_inittabs[dev->phy.rev]; + e = &pts->syn[B2056_SYN_PLL_CP2]; b43_radio_write(dev, B2056_SYN_PLL_CP2, ghz5 ? e->ghz5 : e->ghz2); @@ -9073,38 +9349,46 @@ void b2056_upload_syn_pll_cp2(struct b43_wldev *dev, bool ghz5) const struct b43_nphy_channeltab_entry_rev3 * b43_nphy_get_chantabent_rev3(struct b43_wldev *dev, u16 freq) { + struct b43_phy *phy = &dev->phy; const struct b43_nphy_channeltab_entry_rev3 *e; unsigned int length, i; - switch (dev->phy.rev) { + switch (phy->rev) { case 3: - e = b43_nphy_channeltab_rev3; - length = ARRAY_SIZE(b43_nphy_channeltab_rev3); + e = b43_nphy_channeltab_phy_rev3; + length = ARRAY_SIZE(b43_nphy_channeltab_phy_rev3); break; case 4: - e = b43_nphy_channeltab_rev4; - length = ARRAY_SIZE(b43_nphy_channeltab_rev4); - break; - case 5: - e = b43_nphy_channeltab_rev5; - length = ARRAY_SIZE(b43_nphy_channeltab_rev5); - break; - case 6: - e = b43_nphy_channeltab_rev6; - length = ARRAY_SIZE(b43_nphy_channeltab_rev6); - break; - case 7: - case 9: - e = b43_nphy_channeltab_rev7_9; - length = ARRAY_SIZE(b43_nphy_channeltab_rev7_9); - break; - case 8: - e = b43_nphy_channeltab_rev8; - length = ARRAY_SIZE(b43_nphy_channeltab_rev8); + e = b43_nphy_channeltab_phy_rev4; + length = ARRAY_SIZE(b43_nphy_channeltab_phy_rev4); break; default: - B43_WARN_ON(1); - return NULL; + switch (phy->radio_rev) { + case 5: + e = b43_nphy_channeltab_radio_rev5; + length = ARRAY_SIZE(b43_nphy_channeltab_radio_rev5); + break; + case 6: + e = b43_nphy_channeltab_radio_rev6; + length = ARRAY_SIZE(b43_nphy_channeltab_radio_rev6); + break; + case 7: + case 9: + e = b43_nphy_channeltab_radio_rev7_9; + length = ARRAY_SIZE(b43_nphy_channeltab_radio_rev7_9); + break; + case 8: + e = b43_nphy_channeltab_radio_rev8; + length = ARRAY_SIZE(b43_nphy_channeltab_radio_rev8); + break; + case 11: + e = b43_nphy_channeltab_radio_rev11; + length = ARRAY_SIZE(b43_nphy_channeltab_radio_rev11); + break; + default: + B43_WARN_ON(1); + return NULL; + } } for (i = 0; i < length; i++, e++) { diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c index 94c755fdda14..50d03ffeac8c 100644 --- a/drivers/net/wireless/b43/tables_nphy.c +++ b/drivers/net/wireless/b43/tables_nphy.c @@ -1627,74 +1627,7 @@ static const u32 b43_ntab_tdtrn_r3[] = { 0xfa58fc00, 0x0b64fc7e, 0x0800f7b6, 0x00f006be, }; -static const u32 b43_ntab_noisevar0_r3[] = { - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, - 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, -}; - -static const u32 b43_ntab_noisevar1_r3[] = { +static const u32 b43_ntab_noisevar_r3[] = { 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, 0x02110211, 0x0000014d, @@ -3114,8 +3047,7 @@ static void b43_nphy_tables_init_rev3(struct b43_wldev *dev) ntab_upload(dev, B43_NTAB_TMAP_R3, b43_ntab_tmap_r3); ntab_upload(dev, B43_NTAB_INTLEVEL_R3, b43_ntab_intlevel_r3); ntab_upload(dev, B43_NTAB_TDTRN_R3, b43_ntab_tdtrn_r3); - ntab_upload(dev, B43_NTAB_NOISEVAR0_R3, b43_ntab_noisevar0_r3); - ntab_upload(dev, B43_NTAB_NOISEVAR1_R3, b43_ntab_noisevar1_r3); + ntab_upload(dev, B43_NTAB_NOISEVAR_R3, b43_ntab_noisevar_r3); ntab_upload(dev, B43_NTAB_MCS_R3, b43_ntab_mcs_r3); ntab_upload(dev, B43_NTAB_TDI20A0_R3, b43_ntab_tdi20a0_r3); ntab_upload(dev, B43_NTAB_TDI20A1_R3, b43_ntab_tdi20a1_r3); diff --git a/drivers/net/wireless/b43/tables_nphy.h b/drivers/net/wireless/b43/tables_nphy.h index 9ff33adcff89..3a58aee4c4cf 100644 --- a/drivers/net/wireless/b43/tables_nphy.h +++ b/drivers/net/wireless/b43/tables_nphy.h @@ -143,8 +143,7 @@ struct nphy_gain_ctl_workaround_entry *b43_nphy_get_gain_ctl_workaround_ent( #define B43_NTAB_TMAP_R3 B43_NTAB32(12, 0) /* TM AP */ #define B43_NTAB_INTLEVEL_R3 B43_NTAB32(13, 0) /* INT LV */ #define B43_NTAB_TDTRN_R3 B43_NTAB32(14, 0) /* TD TRN */ -#define B43_NTAB_NOISEVAR0_R3 B43_NTAB32(16, 0) /* noise variance 0 */ -#define B43_NTAB_NOISEVAR1_R3 B43_NTAB32(16, 128) /* noise variance 1 */ +#define B43_NTAB_NOISEVAR_R3 B43_NTAB32(16, 0) /* noise variance */ #define B43_NTAB_MCS_R3 B43_NTAB16(18, 0) /* MCS */ #define B43_NTAB_TDI20A0_R3 B43_NTAB32(19, 128) /* TDI 20/0 */ #define B43_NTAB_TDI20A1_R3 B43_NTAB32(19, 256) /* TDI 20/1 */ diff --git a/drivers/net/wireless/b43/wa.c b/drivers/net/wireless/b43/wa.c index 9b1a038be08b..c218c08fb2f5 100644 --- a/drivers/net/wireless/b43/wa.c +++ b/drivers/net/wireless/b43/wa.c @@ -441,7 +441,7 @@ static void b43_wa_altagc(struct b43_wldev *dev) static void b43_wa_tr_ltov(struct b43_wldev *dev) /* TR Lookup Table Original Values */ { - b43_gtab_write(dev, B43_GTAB_ORIGTR, 0, 0xC480); + b43_gtab_write(dev, B43_GTAB_ORIGTR, 0, 0x7654); } static void b43_wa_cpll_nonpilot(struct b43_wldev *dev) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/brcm80211/brcmfmac/chip.c index df130ef53d1c..c7c9f15c0fe0 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/chip.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/chip.c @@ -303,10 +303,10 @@ static void brcmf_chip_ai_coredisable(struct brcmf_core_priv *core, ci = core->chip; - /* if core is already in reset, just return */ + /* if core is already in reset, skip reset */ regdata = ci->ops->read32(ci->ctx, core->wrapbase + BCMA_RESET_CTL); if ((regdata & BCMA_RESET_CTL_RESET) != 0) - return; + goto in_reset_configure; /* configure reset */ ci->ops->write32(ci->ctx, core->wrapbase + BCMA_IOCTL, @@ -322,6 +322,7 @@ static void brcmf_chip_ai_coredisable(struct brcmf_core_priv *core, SPINWAIT(ci->ops->read32(ci->ctx, core->wrapbase + BCMA_RESET_CTL) != BCMA_RESET_CTL_RESET, 300); +in_reset_configure: /* in-reset configure */ ci->ops->write32(ci->ctx, core->wrapbase + BCMA_IOCTL, reset | BCMA_IOCTL_FGC | BCMA_IOCTL_CLK); diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c index 8c5fa4e58139..43c71bfaa474 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c @@ -897,7 +897,8 @@ static bool brcms_tx_flush_completed(struct brcms_info *wl) return result; } -static void brcms_ops_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void brcms_ops_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct brcms_info *wl = hw->priv; int ret; diff --git a/drivers/net/wireless/cw1200/sta.c b/drivers/net/wireless/cw1200/sta.c index 103f7bce8932..cd0cad7f7759 100644 --- a/drivers/net/wireless/cw1200/sta.c +++ b/drivers/net/wireless/cw1200/sta.c @@ -936,7 +936,8 @@ static int __cw1200_flush(struct cw1200_common *priv, bool drop) return ret; } -void cw1200_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +void cw1200_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct cw1200_common *priv = hw->priv; diff --git a/drivers/net/wireless/cw1200/sta.h b/drivers/net/wireless/cw1200/sta.h index 35babb62cc6a..b7e386b7662b 100644 --- a/drivers/net/wireless/cw1200/sta.h +++ b/drivers/net/wireless/cw1200/sta.h @@ -40,7 +40,8 @@ int cw1200_set_key(struct ieee80211_hw *dev, enum set_key_cmd cmd, int cw1200_set_rts_threshold(struct ieee80211_hw *hw, u32 value); -void cw1200_flush(struct ieee80211_hw *hw, u32 queues, bool drop); +void cw1200_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop); u64 cw1200_prepare_multicast(struct ieee80211_hw *hw, struct netdev_hw_addr_list *mc_list); diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c index 67db34e56d7e..52919ad42726 100644 --- a/drivers/net/wireless/hostap/hostap_main.c +++ b/drivers/net/wireless/hostap/hostap_main.c @@ -882,7 +882,7 @@ void hostap_setup_dev(struct net_device *dev, local_info_t *local, dev->mtu = local->mtu; - SET_ETHTOOL_OPS(dev, &prism2_ethtool_ops); + dev->ethtool_ops = &prism2_ethtool_ops; } diff --git a/drivers/net/wireless/iwlegacy/3945.c b/drivers/net/wireless/iwlegacy/3945.c index d37a6fd90d40..b598e2803500 100644 --- a/drivers/net/wireless/iwlegacy/3945.c +++ b/drivers/net/wireless/iwlegacy/3945.c @@ -573,7 +573,7 @@ il3945_hdl_rx(struct il_priv *il, struct il_rx_buf *rxb) rx_status.flag |= RX_FLAG_SHORTPRE; if ((unlikely(rx_stats->phy_count > 20))) { - D_DROP("dsp size out of range [0,20]: %d/n", + D_DROP("dsp size out of range [0,20]: %d\n", rx_stats->phy_count); return; } diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c index 888ad5c74639..c159c05db6ef 100644 --- a/drivers/net/wireless/iwlegacy/4965-mac.c +++ b/drivers/net/wireless/iwlegacy/4965-mac.c @@ -670,7 +670,7 @@ il4965_hdl_rx(struct il_priv *il, struct il_rx_buf *rxb) } if ((unlikely(phy_res->cfg_phy_cnt > 20))) { - D_DROP("dsp size out of range [0,20]: %d/n", + D_DROP("dsp size out of range [0,20]: %d\n", phy_res->cfg_phy_cnt); return; } diff --git a/drivers/net/wireless/iwlegacy/common.c b/drivers/net/wireless/iwlegacy/common.c index 4f42174d9994..ecc674627e6e 100644 --- a/drivers/net/wireless/iwlegacy/common.c +++ b/drivers/net/wireless/iwlegacy/common.c @@ -4755,7 +4755,8 @@ out: } EXPORT_SYMBOL(il_mac_change_interface); -void il_mac_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +void il_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct il_priv *il = hw->priv; unsigned long timeout = jiffies + msecs_to_jiffies(500); diff --git a/drivers/net/wireless/iwlegacy/common.h b/drivers/net/wireless/iwlegacy/common.h index dfb13c70efe8..ea5c0f863c4e 100644 --- a/drivers/net/wireless/iwlegacy/common.h +++ b/drivers/net/wireless/iwlegacy/common.h @@ -1723,7 +1723,8 @@ void il_mac_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif); int il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum nl80211_iftype newtype, bool newp2p); -void il_mac_flush(struct ieee80211_hw *hw, u32 queues, bool drop); +void il_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop); int il_alloc_txq_mem(struct il_priv *il); void il_free_txq_mem(struct il_priv *il); diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c index 576f7ee38ca5..d169228f59e7 100644 --- a/drivers/net/wireless/iwlwifi/dvm/lib.c +++ b/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -180,7 +180,7 @@ void iwlagn_dev_txfifo_flush(struct iwl_priv *priv) goto done; } IWL_DEBUG_INFO(priv, "wait transmit/flush all frames\n"); - iwl_trans_wait_tx_queue_empty(priv->trans); + iwl_trans_wait_tx_queue_empty(priv->trans, 0xffffffff); done: ieee80211_wake_queues(priv->hw); mutex_unlock(&priv->mutex); diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c index dd55c9cf7ba8..29af7b51e370 100644 --- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c @@ -1091,7 +1091,8 @@ static void iwlagn_configure_filter(struct ieee80211_hw *hw, FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL; } -static void iwlagn_mac_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void iwlagn_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); @@ -1119,7 +1120,7 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, u32 queues, bool drop) } } IWL_DEBUG_MAC80211(priv, "wait transmit/flush all frames\n"); - iwl_trans_wait_tx_queue_empty(priv->trans); + iwl_trans_wait_tx_queue_empty(priv->trans, 0xffffffff); done: mutex_unlock(&priv->mutex); IWL_DEBUG_MAC80211(priv, "leave\n"); diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index 6a6df71af1d7..6a00353768f3 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -2053,6 +2053,17 @@ static bool iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) return false; } +static void iwl_napi_add(struct iwl_op_mode *op_mode, + struct napi_struct *napi, + struct net_device *napi_dev, + int (*poll)(struct napi_struct *, int), + int weight) +{ + struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); + + ieee80211_napi_add(priv->hw, napi, napi_dev, poll, weight); +} + static const struct iwl_op_mode_ops iwl_dvm_ops = { .start = iwl_op_mode_dvm_start, .stop = iwl_op_mode_dvm_stop, @@ -2065,6 +2076,7 @@ static const struct iwl_op_mode_ops iwl_dvm_ops = { .cmd_queue_full = iwl_cmd_queue_full, .nic_config = iwl_nic_config, .wimax_active = iwl_wimax_active, + .napi_add = iwl_napi_add, }; /***************************************************************************** diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index 854ba84ccb73..c3817fae16c0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -62,6 +62,7 @@ static const struct iwl_base_params iwl1000_base_params = { .led_compensation = 51, .wd_timeout = IWL_WATCHDOG_DISABLED, .max_event_log_size = 128, + .scd_chain_ext_wa = true, }; static const struct iwl_ht_params iwl1000_ht_params = { diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c index 3e63323637f3..21e5d0843a62 100644 --- a/drivers/net/wireless/iwlwifi/iwl-2000.c +++ b/drivers/net/wireless/iwlwifi/iwl-2000.c @@ -75,6 +75,7 @@ static const struct iwl_base_params iwl2000_base_params = { .wd_timeout = IWL_DEF_WD_TIMEOUT, .max_event_log_size = 512, .shadow_reg_enable = false, /* TODO: fix bugs using this feature */ + .scd_chain_ext_wa = true, }; @@ -88,6 +89,7 @@ static const struct iwl_base_params iwl2030_base_params = { .wd_timeout = IWL_LONG_WD_TIMEOUT, .max_event_log_size = 512, .shadow_reg_enable = false, /* TODO: fix bugs using this feature */ + .scd_chain_ext_wa = true, }; static const struct iwl_ht_params iwl2000_ht_params = { diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 6674f2c4541c..332bbede39e5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -61,6 +61,7 @@ static const struct iwl_base_params iwl5000_base_params = { .led_compensation = 51, .wd_timeout = IWL_WATCHDOG_DISABLED, .max_event_log_size = 512, + .scd_chain_ext_wa = true, }; static const struct iwl_ht_params iwl5000_ht_params = { diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 8048de90233f..8f2c3c8c6b84 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -85,6 +85,7 @@ static const struct iwl_base_params iwl6000_base_params = { .wd_timeout = IWL_DEF_WD_TIMEOUT, .max_event_log_size = 512, .shadow_reg_enable = false, /* TODO: fix bugs using this feature */ + .scd_chain_ext_wa = true, }; static const struct iwl_base_params iwl6050_base_params = { @@ -97,6 +98,7 @@ static const struct iwl_base_params iwl6050_base_params = { .wd_timeout = IWL_DEF_WD_TIMEOUT, .max_event_log_size = 1024, .shadow_reg_enable = false, /* TODO: fix bugs using this feature */ + .scd_chain_ext_wa = true, }; static const struct iwl_base_params iwl6000_g2_base_params = { @@ -109,6 +111,7 @@ static const struct iwl_base_params iwl6000_g2_base_params = { .wd_timeout = IWL_LONG_WD_TIMEOUT, .max_event_log_size = 512, .shadow_reg_enable = false, /* TODO: fix bugs using this feature */ + .scd_chain_ext_wa = true, }; static const struct iwl_ht_params iwl6000_ht_params = { diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c index 4c2d4ef28b22..f73de239cdc1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-7000.c +++ b/drivers/net/wireless/iwlwifi/iwl-7000.c @@ -71,12 +71,12 @@ #define IWL3160_UCODE_API_MAX 9 /* Oldest version we won't warn about */ -#define IWL7260_UCODE_API_OK 8 -#define IWL3160_UCODE_API_OK 8 +#define IWL7260_UCODE_API_OK 9 +#define IWL3160_UCODE_API_OK 9 /* Lowest firmware API version supported */ -#define IWL7260_UCODE_API_MIN 7 -#define IWL3160_UCODE_API_MIN 7 +#define IWL7260_UCODE_API_MIN 8 +#define IWL3160_UCODE_API_MIN 8 /* NVM versions */ #define IWL7260_NVM_VERSION 0x0a1d @@ -107,6 +107,7 @@ static const struct iwl_base_params iwl7000_base_params = { .max_event_log_size = 512, .shadow_reg_enable = true, .pcie_l1_allowed = true, + .apmg_wake_up_wa = true, }; static const struct iwl_ht_params iwl7000_ht_params = { diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h index 3f17dc3f2c8a..7ce82d9c7222 100644 --- a/drivers/net/wireless/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/iwlwifi/iwl-config.h @@ -146,6 +146,9 @@ static inline u8 num_of_ant(u8 mask) * @wd_timeout: TX queues watchdog timeout * @max_event_log_size: size of event log buffer size for ucode event logging * @shadow_reg_enable: HW shadow register support + * @apmg_wake_up_wa: should the MAC access REQ be asserted when a command + * is in flight. This is due to a HW bug in 7260, 3160 and 7265. + * @scd_chain_ext_wa: should the chain extension feature in SCD be disabled. */ struct iwl_base_params { int eeprom_size; @@ -160,6 +163,8 @@ struct iwl_base_params { u32 max_event_log_size; const bool shadow_reg_enable; const bool pcie_l1_allowed; + const bool apmg_wake_up_wa; + const bool scd_chain_ext_wa; }; /* diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index d14f19339d61..f5927d0cf9b6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -77,26 +77,21 @@ * @IWL_UCODE_TLV_FLAGS_UAPSD: This uCode image supports uAPSD * @IWL_UCODE_TLV_FLAGS_SHORT_BL: 16 entries of black list instead of 64 in scan * offload profile config command. - * @IWL_UCODE_TLV_FLAGS_RX_ENERGY_API: supports rx signal strength api - * @IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2: using the new time event API. * @IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS: D3 image supports up to six * (rather than two) IPv6 addresses - * @IWL_UCODE_TLV_FLAGS_BF_UPDATED: new beacon filtering API * @IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID: not sending a probe with the SSID element * from the probe request template. - * @IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API: modified D3 API to allow keeping - * connection when going back to D0 * @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL: new NS offload (small version) * @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE: new NS offload (large version) - * @IWL_UCODE_TLV_FLAGS_SCHED_SCAN: this uCode image supports scheduled scan. - * @IWL_UCODE_TLV_FLAGS_STA_KEY_CMD: new ADD_STA and ADD_STA_KEY command API - * @IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD: support device wide power command - * containing CAM (Continuous Active Mode) indication. + * @IWL_UCODE_TLV_FLAGS_P2P_PM: P2P client supports PM as a stand alone MAC * @IWL_UCODE_TLV_FLAGS_P2P_BSS_PS_DCM: support power save on BSS station and * P2P client interfaces simultaneously if they are in different bindings. + * @IWL_UCODE_TLV_FLAGS_P2P_BSS_PS_SCM: support power save on BSS station and + * P2P client interfaces simultaneously if they are in same bindings. * @IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD: P2P client supports uAPSD power save * @IWL_UCODE_TLV_FLAGS_BCAST_FILTERING: uCode supports broadcast filtering. * @IWL_UCODE_TLV_FLAGS_GO_UAPSD: AP/GO interfaces support uAPSD clients + * @IWL_UCODE_TLV_FLAGS_EBS_SUPPORT: this uCode image supports EBS. */ enum iwl_ucode_tlv_flag { IWL_UCODE_TLV_FLAGS_PAN = BIT(0), @@ -104,22 +99,15 @@ enum iwl_ucode_tlv_flag { IWL_UCODE_TLV_FLAGS_MFP = BIT(2), IWL_UCODE_TLV_FLAGS_P2P = BIT(3), IWL_UCODE_TLV_FLAGS_DW_BC_TABLE = BIT(4), - IWL_UCODE_TLV_FLAGS_NEWBT_COEX = BIT(5), - IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT = BIT(6), IWL_UCODE_TLV_FLAGS_SHORT_BL = BIT(7), - IWL_UCODE_TLV_FLAGS_RX_ENERGY_API = BIT(8), - IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2 = BIT(9), IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS = BIT(10), - IWL_UCODE_TLV_FLAGS_BF_UPDATED = BIT(11), IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID = BIT(12), - IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API = BIT(14), IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL = BIT(15), IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE = BIT(16), - IWL_UCODE_TLV_FLAGS_SCHED_SCAN = BIT(17), - IWL_UCODE_TLV_FLAGS_STA_KEY_CMD = BIT(19), - IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD = BIT(20), + IWL_UCODE_TLV_FLAGS_P2P_PM = BIT(21), IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM = BIT(22), - IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT = BIT(24), + IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_SCM = BIT(23), + IWL_UCODE_TLV_FLAGS_EBS_SUPPORT = BIT(25), IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD = BIT(26), IWL_UCODE_TLV_FLAGS_BCAST_FILTERING = BIT(29), IWL_UCODE_TLV_FLAGS_GO_UAPSD = BIT(30), @@ -183,6 +171,7 @@ enum iwl_ucode_sec { #define IWL_UCODE_SECTION_MAX 12 #define IWL_API_ARRAY_SIZE 1 #define IWL_CAPABILITIES_ARRAY_SIZE 1 +#define CPU1_CPU2_SEPARATOR_SECTION 0xFFFFCCCC struct iwl_ucode_capabilities { u32 max_probe_length; diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c index 6be30c698506..4049c0d626ba 100644 --- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c @@ -134,12 +134,13 @@ static const u8 iwl_nvm_channels_family_8000[] = { 149, 153, 157, 161, 165, 169, 173, 177, 181 }; -#define IWL_NUM_CHANNELS ARRAY_SIZE(iwl_nvm_channels) +#define IWL_NUM_CHANNELS ARRAY_SIZE(iwl_nvm_channels) #define IWL_NUM_CHANNELS_FAMILY_8000 ARRAY_SIZE(iwl_nvm_channels_family_8000) -#define NUM_2GHZ_CHANNELS 14 -#define FIRST_2GHZ_HT_MINUS 5 -#define LAST_2GHZ_HT_PLUS 9 -#define LAST_5GHZ_HT 161 +#define NUM_2GHZ_CHANNELS 14 +#define NUM_2GHZ_CHANNELS_FAMILY_8000 13 +#define FIRST_2GHZ_HT_MINUS 5 +#define LAST_2GHZ_HT_PLUS 9 +#define LAST_5GHZ_HT 161 #define DEFAULT_MAX_TX_POWER 16 @@ -202,21 +203,23 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, struct ieee80211_channel *channel; u16 ch_flags; bool is_5ghz; - int num_of_ch; + int num_of_ch, num_2ghz_channels; const u8 *nvm_chan; if (cfg->device_family != IWL_DEVICE_FAMILY_8000) { num_of_ch = IWL_NUM_CHANNELS; nvm_chan = &iwl_nvm_channels[0]; + num_2ghz_channels = NUM_2GHZ_CHANNELS; } else { num_of_ch = IWL_NUM_CHANNELS_FAMILY_8000; nvm_chan = &iwl_nvm_channels_family_8000[0]; + num_2ghz_channels = NUM_2GHZ_CHANNELS_FAMILY_8000; } for (ch_idx = 0; ch_idx < num_of_ch; ch_idx++) { ch_flags = __le16_to_cpup(nvm_ch_flags + ch_idx); - if (ch_idx >= NUM_2GHZ_CHANNELS && + if (ch_idx >= num_2ghz_channels && !data->sku_cap_band_52GHz_enable) ch_flags &= ~NVM_CHANNEL_VALID; @@ -225,7 +228,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, "Ch. %d Flags %x [%sGHz] - No traffic\n", nvm_chan[ch_idx], ch_flags, - (ch_idx >= NUM_2GHZ_CHANNELS) ? + (ch_idx >= num_2ghz_channels) ? "5.2" : "2.4"); continue; } @@ -234,7 +237,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, n_channels++; channel->hw_value = nvm_chan[ch_idx]; - channel->band = (ch_idx < NUM_2GHZ_CHANNELS) ? + channel->band = (ch_idx < num_2ghz_channels) ? IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ; channel->center_freq = ieee80211_channel_to_frequency( @@ -242,7 +245,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, /* TODO: Need to be dependent to the NVM */ channel->flags = IEEE80211_CHAN_NO_HT40; - if (ch_idx < NUM_2GHZ_CHANNELS && + if (ch_idx < num_2ghz_channels && (ch_flags & NVM_CHANNEL_40MHZ)) { if (nvm_chan[ch_idx] <= LAST_2GHZ_HT_PLUS) channel->flags &= ~IEEE80211_CHAN_NO_HT40PLUS; @@ -250,7 +253,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, channel->flags &= ~IEEE80211_CHAN_NO_HT40MINUS; } else if (nvm_chan[ch_idx] <= LAST_5GHZ_HT && (ch_flags & NVM_CHANNEL_40MHZ)) { - if ((ch_idx - NUM_2GHZ_CHANNELS) % 2 == 0) + if ((ch_idx - num_2ghz_channels) % 2 == 0) channel->flags &= ~IEEE80211_CHAN_NO_HT40PLUS; else channel->flags &= ~IEEE80211_CHAN_NO_HT40MINUS; diff --git a/drivers/net/wireless/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/iwlwifi/iwl-op-mode.h index ea29504ac617..99785c892f96 100644 --- a/drivers/net/wireless/iwlwifi/iwl-op-mode.h +++ b/drivers/net/wireless/iwlwifi/iwl-op-mode.h @@ -63,6 +63,7 @@ #ifndef __iwl_op_mode_h__ #define __iwl_op_mode_h__ +#include <linux/netdevice.h> #include <linux/debugfs.h> struct iwl_op_mode; @@ -112,8 +113,11 @@ struct iwl_cfg; * @stop: stop the op_mode. Must free all the memory allocated. * May sleep * @rx: Rx notification to the op_mode. rxb is the Rx buffer itself. Cmd is the - * HCMD this Rx responds to. - * This callback may sleep, it is called from a threaded IRQ handler. + * HCMD this Rx responds to. Can't sleep. + * @napi_add: NAPI initialisation. The transport is fully responsible for NAPI, + * but the higher layers need to know about it (in particular mac80211 to + * to able to call the right NAPI RX functions); this function is needed + * to eventually call netif_napi_add() with higher layer involvement. * @queue_full: notifies that a HW queue is full. * Must be atomic and called with BH disabled. * @queue_not_full: notifies that a HW queue is not full any more. @@ -143,6 +147,11 @@ struct iwl_op_mode_ops { void (*stop)(struct iwl_op_mode *op_mode); int (*rx)(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); + void (*napi_add)(struct iwl_op_mode *op_mode, + struct napi_struct *napi, + struct net_device *napi_dev, + int (*poll)(struct napi_struct *, int), + int weight); void (*queue_full)(struct iwl_op_mode *op_mode, int queue); void (*queue_not_full)(struct iwl_op_mode *op_mode, int queue); bool (*hw_rf_kill)(struct iwl_op_mode *op_mode, bool state); @@ -180,7 +189,6 @@ static inline int iwl_op_mode_rx(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd) { - might_sleep(); return op_mode->ops->rx(op_mode, rxb, cmd); } @@ -249,4 +257,15 @@ static inline int iwl_op_mode_exit_d0i3(struct iwl_op_mode *op_mode) return op_mode->ops->exit_d0i3(op_mode); } +static inline void iwl_op_mode_napi_add(struct iwl_op_mode *op_mode, + struct napi_struct *napi, + struct net_device *napi_dev, + int (*poll)(struct napi_struct *, int), + int weight) +{ + if (!op_mode->ops->napi_add) + return; + op_mode->ops->napi_add(op_mode, napi, napi_dev, poll, weight); +} + #endif /* __iwl_op_mode_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index 5f657c501406..779311080a9e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -348,4 +348,12 @@ enum secure_load_status_reg { #define LMPM_SECURE_TIME_OUT (100) +/* Rx FIFO */ +#define RXF_SIZE_ADDR (0xa00c88) +#define RXF_SIZE_BYTE_CND_POS (7) +#define RXF_SIZE_BYTE_CNT_MSK (0x3ff << RXF_SIZE_BYTE_CND_POS) + +#define RXF_LD_FENCE_OFFSET_ADDR (0xa00c10) +#define RXF_FIFO_RD_FENCE_ADDR (0xa00c0c) + #endif /* __iwl_prph_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 8cdb0dd618a6..22fd94ec8048 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -437,8 +437,7 @@ struct iwl_trans; * this one. The op_mode must not configure the HCMD queue. May sleep. * @txq_disable: de-configure a Tx queue to send AMPDUs * Must be atomic - * @wait_tx_queue_empty: wait until all tx queues are empty - * May sleep + * @wait_tx_queue_empty: wait until tx queues are empty. May sleep. * @dbgfs_register: add the dbgfs files under this directory. Files will be * automatically deleted. * @write8: write a u8 to a register at offset ofs from the BAR @@ -490,7 +489,7 @@ struct iwl_trans_ops { void (*txq_disable)(struct iwl_trans *trans, int queue); int (*dbgfs_register)(struct iwl_trans *trans, struct dentry* dir); - int (*wait_tx_queue_empty)(struct iwl_trans *trans); + int (*wait_tx_queue_empty)(struct iwl_trans *trans, u32 txq_bm); void (*write8)(struct iwl_trans *trans, u32 ofs, u8 val); void (*write32)(struct iwl_trans *trans, u32 ofs, u32 val); @@ -759,12 +758,13 @@ static inline void iwl_trans_ac_txq_enable(struct iwl_trans *trans, int queue, IWL_MAX_TID_COUNT, IWL_FRAME_LIMIT, 0); } -static inline int iwl_trans_wait_tx_queue_empty(struct iwl_trans *trans) +static inline int iwl_trans_wait_tx_queue_empty(struct iwl_trans *trans, + u32 txq_bm) { if (unlikely(trans->state != IWL_TRANS_FW_ALIVE)) IWL_ERR(trans, "%s bad state = %d", __func__, trans->state); - return trans->ops->wait_tx_queue_empty(trans); + return trans->ops->wait_tx_queue_empty(trans, txq_bm); } static inline int iwl_trans_dbgfs_register(struct iwl_trans *trans, diff --git a/drivers/net/wireless/iwlwifi/mvm/coex.c b/drivers/net/wireless/iwlwifi/mvm/coex.c index fa858d548d13..8f4b03dbaf3f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/coex.c @@ -104,11 +104,8 @@ static const u8 iwl_bt_prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX] = { #define BT_DISABLE_REDUCED_TXPOWER_THRESHOLD (-65) #define BT_ANTENNA_COUPLING_THRESHOLD (30) -int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm) +static int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm) { - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWBT_COEX)) - return 0; - return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_PRIO_TABLE, CMD_SYNC, sizeof(struct iwl_bt_coex_prio_tbl_cmd), &iwl_bt_prio_tbl); @@ -573,8 +570,9 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm) int ret; u32 flags; - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWBT_COEX)) - return 0; + ret = iwl_send_bt_prio_tbl(mvm); + if (ret) + return ret; bt_cmd = kzalloc(sizeof(*bt_cmd), GFP_KERNEL); if (!bt_cmd) @@ -582,10 +580,12 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm) cmd.data[0] = bt_cmd; bt_cmd->max_kill = 5; - bt_cmd->bt4_antenna_isolation_thr = BT_ANTENNA_COUPLING_THRESHOLD, - bt_cmd->bt4_antenna_isolation = iwlwifi_mod_params.ant_coupling, - bt_cmd->bt4_tx_tx_delta_freq_thr = 15, - bt_cmd->bt4_tx_rx_max_freq0 = 15, + bt_cmd->bt4_antenna_isolation_thr = BT_ANTENNA_COUPLING_THRESHOLD; + bt_cmd->bt4_antenna_isolation = iwlwifi_mod_params.ant_coupling; + bt_cmd->bt4_tx_tx_delta_freq_thr = 15; + bt_cmd->bt4_tx_rx_max_freq0 = 15; + bt_cmd->override_primary_lut = BT_COEX_INVALID_LUT; + bt_cmd->override_secondary_lut = BT_COEX_INVALID_LUT; flags = iwlwifi_mod_params.bt_coex_active ? BT_COEX_NW : BT_COEX_DISABLE; @@ -1215,6 +1215,17 @@ bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, return iwl_get_coex_type(mvm, mvmsta->vif) == BT_COEX_TIGHT_LUT; } +bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, + enum ieee80211_band band) +{ + u32 bt_activity = le32_to_cpu(mvm->last_bt_notif.bt_activity_grading); + + if (band != IEEE80211_BAND_2GHZ) + return false; + + return bt_activity >= BT_LOW_TRAFFIC; +} + u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac) { @@ -1249,9 +1260,6 @@ u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm) { - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWBT_COEX)) - return; - iwl_mvm_bt_coex_notif_handle(mvm); } diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index e56f5a0edf85..7694472a303e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -744,10 +744,8 @@ static int iwl_mvm_get_last_nonqos_seq(struct iwl_mvm *mvm, int err; u32 size; - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API) { - cmd.data[0] = &query_cmd; - cmd.len[0] = sizeof(query_cmd); - } + cmd.data[0] = &query_cmd; + cmd.len[0] = sizeof(query_cmd); err = iwl_mvm_send_cmd(mvm, &cmd); if (err) @@ -758,10 +756,8 @@ static int iwl_mvm_get_last_nonqos_seq(struct iwl_mvm *mvm, err = -EINVAL; } else { err = le16_to_cpup((__le16 *)cmd.resp_pkt->data); - /* new API returns next, not last-used seqno */ - if (mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API) - err = (u16) (err - 0x10); + /* firmware returns next, not last-used seqno */ + err = (u16) (err - 0x10); } iwl_free_resp(&cmd); @@ -785,10 +781,6 @@ void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) mvmvif->seqno_valid = false; - if (!(mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API)) - return; - if (iwl_mvm_send_cmd_pdu(mvm, NON_QOS_TX_COUNTER_CMD, CMD_SYNC, sizeof(query_cmd), &query_cmd)) IWL_ERR(mvm, "failed to set non-QoS seqno\n"); @@ -1082,6 +1074,15 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) { + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + + if (iwl_mvm_is_d0i3_supported(mvm)) { + mutex_lock(&mvm->d0i3_suspend_mutex); + __set_bit(D0I3_DEFER_WAKEUP, &mvm->d0i3_suspend_flags); + mutex_unlock(&mvm->d0i3_suspend_mutex); + return 0; + } + return __iwl_mvm_suspend(hw, wowlan, false); } @@ -1277,7 +1278,7 @@ static void iwl_mvm_set_tkip_rx_seq(struct tkip_sc *scs, } static void iwl_mvm_set_key_rx_seq(struct ieee80211_key_conf *key, - struct iwl_wowlan_status_v6 *status) + struct iwl_wowlan_status *status) { union iwl_all_tsc_rsc *rsc = &status->gtk.rsc.all_tsc_rsc; @@ -1294,7 +1295,7 @@ static void iwl_mvm_set_key_rx_seq(struct ieee80211_key_conf *key, } struct iwl_mvm_d3_gtk_iter_data { - struct iwl_wowlan_status_v6 *status; + struct iwl_wowlan_status *status; void *last_gtk; u32 cipher; bool find_phase, unhandled_cipher; @@ -1370,7 +1371,7 @@ static void iwl_mvm_d3_update_gtks(struct ieee80211_hw *hw, static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - struct iwl_wowlan_status_v6 *status) + struct iwl_wowlan_status *status) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm_d3_gtk_iter_data gtkdata = { @@ -1468,7 +1469,7 @@ static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, .flags = CMD_SYNC | CMD_WANT_SKB, }; struct iwl_wowlan_status_data status; - struct iwl_wowlan_status_v6 *status_v6; + struct iwl_wowlan_status *fw_status; int ret, len, status_size, i; bool keep; struct ieee80211_sta *ap_sta; @@ -1505,10 +1506,7 @@ static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, if (!cmd.resp_pkt) goto out_unlock; - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API) - status_size = sizeof(struct iwl_wowlan_status_v6); - else - status_size = sizeof(struct iwl_wowlan_status_v4); + status_size = sizeof(*fw_status); len = iwl_rx_packet_payload_len(cmd.resp_pkt); if (len < status_size) { @@ -1516,35 +1514,18 @@ static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, goto out_free_resp; } - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API) { - status_v6 = (void *)cmd.resp_pkt->data; - - status.pattern_number = le16_to_cpu(status_v6->pattern_number); - for (i = 0; i < 8; i++) - status.qos_seq_ctr[i] = - le16_to_cpu(status_v6->qos_seq_ctr[i]); - status.wakeup_reasons = le32_to_cpu(status_v6->wakeup_reasons); - status.wake_packet_length = - le32_to_cpu(status_v6->wake_packet_length); - status.wake_packet_bufsize = - le32_to_cpu(status_v6->wake_packet_bufsize); - status.wake_packet = status_v6->wake_packet; - } else { - struct iwl_wowlan_status_v4 *status_v4; - status_v6 = NULL; - status_v4 = (void *)cmd.resp_pkt->data; - - status.pattern_number = le16_to_cpu(status_v4->pattern_number); - for (i = 0; i < 8; i++) - status.qos_seq_ctr[i] = - le16_to_cpu(status_v4->qos_seq_ctr[i]); - status.wakeup_reasons = le32_to_cpu(status_v4->wakeup_reasons); - status.wake_packet_length = - le32_to_cpu(status_v4->wake_packet_length); - status.wake_packet_bufsize = - le32_to_cpu(status_v4->wake_packet_bufsize); - status.wake_packet = status_v4->wake_packet; - } + fw_status = (void *)cmd.resp_pkt->data; + + status.pattern_number = le16_to_cpu(fw_status->pattern_number); + for (i = 0; i < 8; i++) + status.qos_seq_ctr[i] = + le16_to_cpu(fw_status->qos_seq_ctr[i]); + status.wakeup_reasons = le32_to_cpu(fw_status->wakeup_reasons); + status.wake_packet_length = + le32_to_cpu(fw_status->wake_packet_length); + status.wake_packet_bufsize = + le32_to_cpu(fw_status->wake_packet_bufsize); + status.wake_packet = fw_status->wake_packet; if (len != status_size + ALIGN(status.wake_packet_bufsize, 4)) { IWL_ERR(mvm, "Invalid WoWLAN status response!\n"); @@ -1571,7 +1552,7 @@ static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, iwl_mvm_report_wakeup_reasons(mvm, vif, &status); - keep = iwl_mvm_setup_connection_keep(mvm, vif, status_v6); + keep = iwl_mvm_setup_connection_keep(mvm, vif, fw_status); iwl_free_resp(&cmd); return keep; @@ -1674,6 +1655,19 @@ int iwl_mvm_resume(struct ieee80211_hw *hw) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + if (iwl_mvm_is_d0i3_supported(mvm)) { + bool exit_now; + + mutex_lock(&mvm->d0i3_suspend_mutex); + __clear_bit(D0I3_DEFER_WAKEUP, &mvm->d0i3_suspend_flags); + exit_now = __test_and_clear_bit(D0I3_PENDING_WAKEUP, + &mvm->d0i3_suspend_flags); + mutex_unlock(&mvm->d0i3_suspend_mutex); + if (exit_now) + _iwl_mvm_exit_d0i3(mvm); + return 0; + } + return __iwl_mvm_resume(mvm, false); } diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c index 9b59e1d7ae71..6047cfdafb95 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c @@ -103,10 +103,6 @@ static void iwl_dbgfs_update_pm(struct iwl_mvm *mvm, IWL_DEBUG_POWER(mvm, "tx_data_timeout=%d\n", val); dbgfs_pm->tx_data_timeout = val; break; - case MVM_DEBUGFS_PM_DISABLE_POWER_OFF: - IWL_DEBUG_POWER(mvm, "disable_power_off=%d\n", val); - dbgfs_pm->disable_power_off = val; - break; case MVM_DEBUGFS_PM_LPRX_ENA: IWL_DEBUG_POWER(mvm, "lprx %s\n", val ? "enabled" : "disabled"); dbgfs_pm->lprx_ena = val; @@ -154,12 +150,6 @@ static ssize_t iwl_dbgfs_pm_params_write(struct ieee80211_vif *vif, char *buf, if (sscanf(buf + 16, "%d", &val) != 1) return -EINVAL; param = MVM_DEBUGFS_PM_TX_DATA_TIMEOUT; - } else if (!strncmp("disable_power_off=", buf, 18) && - !(mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD)) { - if (sscanf(buf + 18, "%d", &val) != 1) - return -EINVAL; - param = MVM_DEBUGFS_PM_DISABLE_POWER_OFF; } else if (!strncmp("lprx=", buf, 5)) { if (sscanf(buf + 5, "%d", &val) != 1) return -EINVAL; @@ -592,8 +582,7 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) return; } - if ((mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT) && - iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM && + if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM && ((vif->type == NL80211_IFTYPE_STATION && !vif->p2p) || (vif->type == NL80211_IFTYPE_STATION && vif->p2p && mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM))) diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index 1b52deea6081..f462c9baa2b5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -136,9 +136,6 @@ static int iwl_dbgfs_fw_error_dump_open(struct inode *inode, struct file *file) file->private_data = mvm->fw_error_dump; mvm->fw_error_dump = NULL; - kfree(mvm->fw_error_sram); - mvm->fw_error_sram = NULL; - mvm->fw_error_sram_len = 0; ret = 0; out: @@ -1004,6 +1001,7 @@ static ssize_t iwl_dbgfs_d0i3_refs_read(struct file *file, PRINT_MVM_REF(IWL_MVM_REF_P2P_CLIENT); PRINT_MVM_REF(IWL_MVM_REF_AP_IBSS); PRINT_MVM_REF(IWL_MVM_REF_USER); + PRINT_MVM_REF(IWL_MVM_REF_EXIT_WORK); return simple_read_from_buffer(user_buf, count, ppos, buf, pos); } @@ -1108,9 +1106,9 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8); MVM_DEBUGFS_READ_WRITE_FILE_OPS(d0i3_refs, 8); static const struct file_operations iwl_dbgfs_fw_error_dump_ops = { - .open = iwl_dbgfs_fw_error_dump_open, - .read = iwl_dbgfs_fw_error_dump_read, - .release = iwl_dbgfs_fw_error_dump_release, + .open = iwl_dbgfs_fw_error_dump_open, + .read = iwl_dbgfs_fw_error_dump_read, + .release = iwl_dbgfs_fw_error_dump_release, }; #ifdef CONFIG_IWLWIFI_BCAST_FILTERING @@ -1138,9 +1136,8 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) MVM_DEBUGFS_ADD_FILE(fw_error_dump, dbgfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(bt_notif, dbgfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(bt_cmd, dbgfs_dir, S_IRUSR); - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD) - MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir, - S_IRUSR | S_IWUSR); + MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir, + S_IRUSR | S_IWUSR); MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, S_IRUSR); MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, S_IWUSR); diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-coex.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-coex.h index 21877e5966a8..5fe82c29c8ad 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-coex.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-coex.h @@ -141,7 +141,8 @@ enum iwl_bt_coex_lut_type { BT_COEX_TX_DIS_LUT, BT_COEX_MAX_LUT, -}; + BT_COEX_INVALID_LUT = 0xff, +}; /* BT_COEX_DECISION_LUT_INDEX_API_E_VER_1 */ #define BT_COEX_LUT_SIZE (12) #define BT_COEX_CORUN_LUT_SIZE (32) @@ -154,19 +155,23 @@ enum iwl_bt_coex_lut_type { * @flags:&enum iwl_bt_coex_flags * @max_kill: * @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power - * @bt4_antenna_isolation: - * @bt4_antenna_isolation_thr: - * @bt4_tx_tx_delta_freq_thr: - * @bt4_tx_rx_max_freq0: - * @bt_prio_boost: + * @override_primary_lut: enum %iwl_bt_coex_lut_type: BT_COEX_INVALID_LUT + * should be set by default + * @override_secondary_lut: enum %iwl_bt_coex_lut_type: BT_COEX_INVALID_LUT + * should be set by default + * @bt4_antenna_isolation: antenna isolation + * @bt4_antenna_isolation_thr: antenna threshold value + * @bt4_tx_tx_delta_freq_thr: TxTx delta frequency + * @bt4_tx_rx_max_freq0: TxRx max frequency + * @bt_prio_boost: BT priority boost registers * @wifi_tx_prio_boost: SW boost of wifi tx priority * @wifi_rx_prio_boost: SW boost of wifi rx priority - * @kill_ack_msk: - * @kill_cts_msk: - * @decision_lut: - * @bt4_multiprio_lut: - * @bt4_corun_lut20: - * @bt4_corun_lut40: + * @kill_ack_msk: kill ACK mask. 1 - Tx ACK, 0 - kill Tx of ACK. + * @kill_cts_msk: kill CTS mask. 1 - Tx CTS, 0 - kill Tx of CTS. + * @decision_lut: PTA decision LUT, per Prio-Ch + * @bt4_multiprio_lut: multi priority LUT configuration + * @bt4_corun_lut20: co-running 20 MHz LUT configuration + * @bt4_corun_lut40: co-running 40 MHz LUT configuration * @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk * * The structure is used for the BT_COEX command. @@ -175,7 +180,8 @@ struct iwl_bt_coex_cmd { __le32 flags; u8 max_kill; u8 bt_reduced_tx_power; - u8 reserved[2]; + u8 override_primary_lut; + u8 override_secondary_lut; u8 bt4_antenna_isolation; u8 bt4_antenna_isolation_thr; @@ -194,7 +200,7 @@ struct iwl_bt_coex_cmd { __le32 bt4_corun_lut40[BT_COEX_CORUN_LUT_SIZE]; __le32 valid_bit_msk; -} __packed; /* BT_COEX_CMD_API_S_VER_3 */ +} __packed; /* BT_COEX_CMD_API_S_VER_5 */ /** * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command @@ -282,7 +288,7 @@ enum iwl_bt_activity_grading { BT_ON_NO_CONNECTION = 1, BT_LOW_TRAFFIC = 2, BT_HIGH_TRAFFIC = 3, -}; +}; /* BT_COEX_BT_ACTIVITY_GRADING_API_E_VER_1 */ /** * struct iwl_bt_coex_profile_notif - notification about BT coex @@ -310,7 +316,7 @@ struct iwl_bt_coex_profile_notif { __le32 primary_ch_lut; __le32 secondary_ch_lut; __le32 bt_activity_grading; -} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_2 */ +} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_3 */ enum iwl_bt_coex_prio_table_event { BT_COEX_PRIO_TBL_EVT_INIT_CALIB1 = 0, diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h index 10fcc1a79ebd..13696fe419b7 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h @@ -345,21 +345,6 @@ enum iwl_wowlan_wakeup_reason { IWL_WOWLAN_WAKEUP_BY_REM_WAKE_WAKEUP_PACKET = BIT(12), }; /* WOWLAN_WAKE_UP_REASON_API_E_VER_2 */ -struct iwl_wowlan_status_v4 { - __le64 replay_ctr; - __le16 pattern_number; - __le16 non_qos_seq_ctr; - __le16 qos_seq_ctr[8]; - __le32 wakeup_reasons; - __le32 rekey_status; - __le32 num_of_gtk_rekeys; - __le32 transmitted_ndps; - __le32 received_beacons; - __le32 wake_packet_length; - __le32 wake_packet_bufsize; - u8 wake_packet[]; /* can be truncated from _length to _bufsize */ -} __packed; /* WOWLAN_STATUSES_API_S_VER_4 */ - struct iwl_wowlan_gtk_status { u8 key_index; u8 reserved[3]; @@ -368,7 +353,7 @@ struct iwl_wowlan_gtk_status { struct iwl_wowlan_rsc_tsc_params_cmd rsc; } __packed; -struct iwl_wowlan_status_v6 { +struct iwl_wowlan_status { struct iwl_wowlan_gtk_status gtk; __le64 replay_ctr; __le16 pattern_number; diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h index 39148b5bb332..8bb5b94bf963 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h @@ -334,7 +334,7 @@ enum { */ struct iwl_lq_cmd { u8 sta_id; - u8 reserved1; + u8 reduced_tpc; u16 control; /* LINK_QUAL_GENERAL_PARAMS_API_S_VER_1 */ u8 flags; diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h index 9426905de6b2..6174c027ff59 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h @@ -169,8 +169,12 @@ enum iwl_scan_type { SCAN_TYPE_DISCOVERY_FORCED = 6, }; /* SCAN_ACTIVITY_TYPE_E_VER_1 */ -/* Maximal number of channels to scan */ -#define MAX_NUM_SCAN_CHANNELS 0x24 +/** + * Maximal number of channels to scan + * it should be equal to: + * max(IWL_NUM_CHANNELS, IWL_NUM_CHANNELS_FAMILY_8000) + */ +#define MAX_NUM_SCAN_CHANNELS 50 /** * struct iwl_scan_cmd - scan request command @@ -534,13 +538,16 @@ struct iwl_scan_offload_schedule { * * IWL_SCAN_OFFLOAD_FLAG_PASS_ALL: pass all results - no filtering. * IWL_SCAN_OFFLOAD_FLAG_CACHED_CHANNEL: add cached channels to partial scan. - * IWL_SCAN_OFFLOAD_FLAG_ENERGY_SCAN: use energy based scan before partial scan - * on A band. + * IWL_SCAN_OFFLOAD_FLAG_EBS_QUICK_MODE: EBS duration is 100mSec - typical + * beacon period. Finding channel activity in this mode is not guaranteed. + * IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE: EBS duration is 200mSec. + * Assuming beacon period is 100ms finding channel activity is guaranteed. */ enum iwl_scan_offload_flags { IWL_SCAN_OFFLOAD_FLAG_PASS_ALL = BIT(0), IWL_SCAN_OFFLOAD_FLAG_CACHED_CHANNEL = BIT(2), - IWL_SCAN_OFFLOAD_FLAG_ENERGY_SCAN = BIT(3), + IWL_SCAN_OFFLOAD_FLAG_EBS_QUICK_MODE = BIT(5), + IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE = BIT(6), }; /** @@ -563,17 +570,24 @@ enum iwl_scan_offload_compleate_status { IWL_SCAN_OFFLOAD_ABORTED = 2, }; +enum iwl_scan_ebs_status { + IWL_SCAN_EBS_SUCCESS, + IWL_SCAN_EBS_FAILED, + IWL_SCAN_EBS_CHAN_NOT_FOUND, +}; + /** * iwl_scan_offload_complete - SCAN_OFFLOAD_COMPLETE_NTF_API_S_VER_1 * @last_schedule_line: last schedule line executed (fast or regular) * @last_schedule_iteration: last scan iteration executed before scan abort * @status: enum iwl_scan_offload_compleate_status + * @ebs_status: last EBS status, see IWL_SCAN_EBS_* */ struct iwl_scan_offload_complete { u8 last_schedule_line; u8 last_schedule_iteration; u8 status; - u8 reserved; + u8 ebs_status; } __packed; /** diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h index d63647867262..39cebee8016f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h @@ -255,22 +255,19 @@ struct iwl_mvm_keyinfo { } __packed; /** - * struct iwl_mvm_add_sta_cmd_v5 - Add/modify a station in the fw's sta table. + * struct iwl_mvm_add_sta_cmd - Add/modify a station in the fw's sta table. * ( REPLY_ADD_STA = 0x18 ) * @add_modify: 1: modify existing, 0: add new station - * @unicast_tx_key_id: unicast tx key id. Relevant only when unicast key sent - * @multicast_tx_key_id: multicast tx key id. Relevant only when multicast key - * sent + * @awake_acs: + * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable + * AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field. * @mac_id_n_color: the Mac context this station belongs to * @addr[ETH_ALEN]: station's MAC address * @sta_id: index of station in uCode's station table * @modify_mask: STA_MODIFY_*, selects which parameters to modify vs. leave * alone. 1 - modify, 0 - don't change. - * @key: look at %iwl_mvm_keyinfo * @station_flags: look at %iwl_sta_flags * @station_flags_msk: what of %station_flags have changed - * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable - * AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field. * @add_immediate_ba_tid: tid for which to add block-ack support (Rx) * Set %STA_MODIFY_ADD_BA_TID to use this field, and also set * add_immediate_ba_ssn. @@ -294,40 +291,7 @@ struct iwl_mvm_keyinfo { * ADD_STA sets up the table entry for one station, either creating a new * entry, or modifying a pre-existing one. */ -struct iwl_mvm_add_sta_cmd_v5 { - u8 add_modify; - u8 unicast_tx_key_id; - u8 multicast_tx_key_id; - u8 reserved1; - __le32 mac_id_n_color; - u8 addr[ETH_ALEN]; - __le16 reserved2; - u8 sta_id; - u8 modify_mask; - __le16 reserved3; - struct iwl_mvm_keyinfo key; - __le32 station_flags; - __le32 station_flags_msk; - __le16 tid_disable_tx; - __le16 reserved4; - u8 add_immediate_ba_tid; - u8 remove_immediate_ba_tid; - __le16 add_immediate_ba_ssn; - __le16 sleep_tx_count; - __le16 sleep_state_flags; - __le16 assoc_id; - __le16 beamform_flags; - __le32 tfd_queue_msk; -} __packed; /* ADD_STA_CMD_API_S_VER_5 */ - -/** - * struct iwl_mvm_add_sta_cmd_v7 - Add / modify a station - * VER_7 of this command is quite similar to VER_5 except - * exclusion of all fields related to the security key installation. - * It only differs from VER_6 by the "awake_acs" field that is - * reserved and ignored in VER_6. - */ -struct iwl_mvm_add_sta_cmd_v7 { +struct iwl_mvm_add_sta_cmd { u8 add_modify; u8 awake_acs; __le16 tid_disable_tx; diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h index 8e122f3a7a74..6cc5f52b807f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h @@ -482,7 +482,8 @@ struct iwl_mvm_tx_resp { u8 pa_integ_res_b[3]; u8 pa_integ_res_c[3]; __le16 measurement_req_id; - __le16 reserved; + u8 reduced_tpc; + u8 reserved; __le32 tfd_info; __le16 seq_ctl; diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index 6e75b52588de..309a9b9a94fe 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -71,6 +71,7 @@ #include "fw-api-power.h" #include "fw-api-d3.h" #include "fw-api-coex.h" +#include "fw-api-scan.h" /* maximal number of Tx queues in any platform */ #define IWL_MVM_MAX_QUEUES 20 @@ -604,52 +605,7 @@ enum { TE_V1_NOTIF_INTERNAL_FRAG_END = BIT(7), }; /* MAC_EVENT_ACTION_API_E_VER_2 */ - -/** - * struct iwl_time_event_cmd_api_v1 - configuring Time Events - * with struct MAC_TIME_EVENT_DATA_API_S_VER_1 (see also - * with version 2. determined by IWL_UCODE_TLV_FLAGS) - * ( TIME_EVENT_CMD = 0x29 ) - * @id_and_color: ID and color of the relevant MAC - * @action: action to perform, one of FW_CTXT_ACTION_* - * @id: this field has two meanings, depending on the action: - * If the action is ADD, then it means the type of event to add. - * For all other actions it is the unique event ID assigned when the - * event was added by the FW. - * @apply_time: When to start the Time Event (in GP2) - * @max_delay: maximum delay to event's start (apply time), in TU - * @depends_on: the unique ID of the event we depend on (if any) - * @interval: interval between repetitions, in TU - * @interval_reciprocal: 2^32 / interval - * @duration: duration of event in TU - * @repeat: how many repetitions to do, can be TE_REPEAT_ENDLESS - * @dep_policy: one of TE_V1_INDEPENDENT, TE_V1_DEP_OTHER, TE_V1_DEP_TSF - * and TE_V1_EVENT_SOCIOPATHIC - * @is_present: 0 or 1, are we present or absent during the Time Event - * @max_frags: maximal number of fragments the Time Event can be divided to - * @notify: notifications using TE_V1_NOTIF_* (whom to notify when) - */ -struct iwl_time_event_cmd_v1 { - /* COMMON_INDEX_HDR_API_S_VER_1 */ - __le32 id_and_color; - __le32 action; - __le32 id; - /* MAC_TIME_EVENT_DATA_API_S_VER_1 */ - __le32 apply_time; - __le32 max_delay; - __le32 dep_policy; - __le32 depends_on; - __le32 is_present; - __le32 max_frags; - __le32 interval; - __le32 interval_reciprocal; - __le32 duration; - __le32 repeat; - __le32 notify; -} __packed; /* MAC_TIME_EVENT_CMD_API_S_VER_1 */ - - -/* Time event - defines for command API v2 */ +/* Time event - defines for command API */ /* * @TE_V2_FRAG_NONE: fragmentation of the time event is NOT allowed. @@ -680,7 +636,7 @@ enum { #define TE_V2_PLACEMENT_POS 12 #define TE_V2_ABSENCE_POS 15 -/* Time event policy values (for time event cmd api v2) +/* Time event policy values * A notification (both event and fragment) includes a status indicating weather * the FW was able to schedule the event or not. For fragment start/end * notification the status is always success. There is no start/end fragment @@ -727,7 +683,7 @@ enum { }; /** - * struct iwl_time_event_cmd_api_v2 - configuring Time Events + * struct iwl_time_event_cmd_api - configuring Time Events * with struct MAC_TIME_EVENT_DATA_API_S_VER_2 (see also * with version 1. determined by IWL_UCODE_TLV_FLAGS) * ( TIME_EVENT_CMD = 0x29 ) @@ -750,7 +706,7 @@ enum { * TE_EVENT_SOCIOPATHIC * using TE_ABSENCE and using TE_NOTIF_* */ -struct iwl_time_event_cmd_v2 { +struct iwl_time_event_cmd { /* COMMON_INDEX_HDR_API_S_VER_1 */ __le32 id_and_color; __le32 action; diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-error-dump.h b/drivers/net/wireless/iwlwifi/mvm/fw-error-dump.h index 58c8941c0d95..f381908be7e5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-error-dump.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-error-dump.h @@ -71,10 +71,12 @@ * enum iwl_fw_error_dump_type - types of data in the dump file * @IWL_FW_ERROR_DUMP_SRAM: * @IWL_FW_ERROR_DUMP_REG: + * @IWL_FW_ERROR_DUMP_RXF: */ enum iwl_fw_error_dump_type { IWL_FW_ERROR_DUMP_SRAM = 0, IWL_FW_ERROR_DUMP_REG = 1, + IWL_FW_ERROR_DUMP_RXF = 2, IWL_FW_ERROR_DUMP_MAX, }; @@ -89,7 +91,7 @@ struct iwl_fw_error_dump_data { __le32 type; __le32 len; __u8 data[]; -} __packed __aligned(4); +} __packed; /** * struct iwl_fw_error_dump_file - the layout of the header of the file @@ -101,6 +103,6 @@ struct iwl_fw_error_dump_file { __le32 barker; __le32 file_len; u8 data[0]; -} __packed __aligned(4); +} __packed; #endif /* __fw_error_dump_h__ */ diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index 7ce20062f32d..3d99cf564ba6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -288,7 +288,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) goto error; } - ret = iwl_send_bt_prio_tbl(mvm); + ret = iwl_send_bt_init_conf(mvm); if (ret) goto error; @@ -424,10 +424,6 @@ int iwl_mvm_up(struct iwl_mvm *mvm) if (ret) goto error; - ret = iwl_send_bt_prio_tbl(mvm); - if (ret) - goto error; - ret = iwl_send_bt_init_conf(mvm); if (ret) goto error; @@ -468,12 +464,6 @@ int iwl_mvm_up(struct iwl_mvm *mvm) /* Initialize tx backoffs to the minimal possible */ iwl_mvm_tt_tx_backoff(mvm, 0); - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT)) { - ret = iwl_power_legacy_set_cam_mode(mvm); - if (ret) - goto error; - } - ret = iwl_mvm_power_update_device(mvm); if (ret) goto error; diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c index 9ccec10bba16..7110ec2605d6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c @@ -667,12 +667,9 @@ static void iwl_mvm_mac_ctxt_cmd_common(struct iwl_mvm *mvm, if (vif->bss_conf.qos) cmd->qos_flags |= cpu_to_le32(MAC_QOS_FLG_UPDATE_EDCA); - /* Don't use cts to self as the fw doesn't support it currently. */ if (vif->bss_conf.use_cts_prot) { cmd->protection_flags |= cpu_to_le32(MAC_PROT_FLG_TGG_PROTECT); - if (IWL_UCODE_API(mvm->fw->ucode_ver) >= 8) - cmd->protection_flags |= - cpu_to_le32(MAC_PROT_FLG_SELF_CTS_EN); + cmd->protection_flags |= cpu_to_le32(MAC_PROT_FLG_SELF_CTS_EN); } IWL_DEBUG_RATE(mvm, "use_cts_prot %d, ht_operation_mode %d\n", vif->bss_conf.use_cts_prot, diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index f0cebf12c7b8..97c3deae6552 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -276,6 +276,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) IEEE80211_HW_AMPDU_AGGREGATION | IEEE80211_HW_TIMING_BEACON_ONLY | IEEE80211_HW_CONNECTION_MONITOR | + IEEE80211_HW_SUPPORTS_UAPSD | IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS | IEEE80211_HW_SUPPORTS_STATIC_SMPS; @@ -285,6 +286,8 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) IEEE80211_RADIOTAP_MCS_HAVE_STBC; hw->radiotap_vht_details |= IEEE80211_RADIOTAP_VHT_KNOWN_STBC; hw->rate_control_algorithm = "iwl-mvm-rs"; + hw->uapsd_queues = IWL_UAPSD_AC_INFO; + hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP; /* * Enable 11w if advertised by firmware and software crypto @@ -295,11 +298,9 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) !iwlwifi_mod_params.sw_crypto) hw->flags |= IEEE80211_HW_MFP_CAPABLE; - if (0 && mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT) { - hw->flags |= IEEE80211_HW_SUPPORTS_UAPSD; - hw->uapsd_queues = IWL_UAPSD_AC_INFO; - hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP; - } + /* Disable uAPSD due to firmware issues */ + if (true) + hw->flags &= ~IEEE80211_HW_SUPPORTS_UAPSD; hw->sta_data_size = sizeof(struct iwl_mvm_sta); hw->vif_data_size = sizeof(struct iwl_mvm_vif); @@ -309,11 +310,8 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_GO) | - BIT(NL80211_IFTYPE_P2P_DEVICE); - - /* IBSS has bugs in older versions */ - if (IWL_UCODE_API(mvm->fw->ucode_ver) >= 8) - hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC); + BIT(NL80211_IFTYPE_P2P_DEVICE) | + BIT(NL80211_IFTYPE_ADHOC); hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; hw->wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG | @@ -365,14 +363,11 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) else hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SCHED_SCAN) { - hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; - hw->wiphy->max_sched_scan_ssids = PROBE_OPTION_MAX; - hw->wiphy->max_match_sets = IWL_SCAN_MAX_PROFILES; - /* we create the 802.11 header and zero length SSID IE. */ - hw->wiphy->max_sched_scan_ie_len = - SCAN_OFFLOAD_PROBE_REQ_SIZE - 24 - 2; - } + hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; + hw->wiphy->max_sched_scan_ssids = PROBE_OPTION_MAX; + hw->wiphy->max_match_sets = IWL_SCAN_MAX_PROFILES; + /* we create the 802.11 header and zero length SSID IE. */ + hw->wiphy->max_sched_scan_ie_len = SCAN_OFFLOAD_PROBE_REQ_SIZE - 24 - 2; hw->wiphy->features |= NL80211_FEATURE_P2P_GO_CTWIN | NL80211_FEATURE_P2P_GO_OPPPS; @@ -386,7 +381,11 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) } #ifdef CONFIG_PM_SLEEP - if (mvm->fw->img[IWL_UCODE_WOWLAN].sec[0].len && + if (iwl_mvm_is_d0i3_supported(mvm) && + device_can_wakeup(mvm->trans->dev)) { + mvm->wowlan.flags = WIPHY_WOWLAN_ANY; + hw->wiphy->wowlan = &mvm->wowlan; + } else if (mvm->fw->img[IWL_UCODE_WOWLAN].sec[0].len && mvm->trans->ops->d3_suspend && mvm->trans->ops->d3_resume && device_can_wakeup(mvm->trans->dev)) { @@ -827,8 +826,7 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, goto out_remove_mac; if (!mvm->bf_allowed_vif && - vif->type == NL80211_IFTYPE_STATION && !vif->p2p && - mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BF_UPDATED){ + vif->type == NL80211_IFTYPE_STATION && !vif->p2p) { mvm->bf_allowed_vif = mvmvif; vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER | IEEE80211_VIF_SUPPORTS_CQM_RSSI; @@ -1223,6 +1221,10 @@ static int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm, if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING)) return 0; + /* bcast filtering isn't supported for P2P client */ + if (vif->p2p) + return 0; + if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) return 0; @@ -1697,6 +1699,11 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw, ret = iwl_mvm_add_sta(mvm, vif, sta); } else if (old_state == IEEE80211_STA_NONE && new_state == IEEE80211_STA_AUTH) { + /* + * EBS may be disabled due to previous failures reported by FW. + * Reset EBS status here assuming environment has been changed. + */ + mvm->last_ebs_successful = true; ret = 0; } else if (old_state == IEEE80211_STA_AUTH && new_state == IEEE80211_STA_ASSOC) { diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index d564233a65da..17c42da5f9f2 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -164,7 +164,6 @@ enum iwl_dbgfs_pm_mask { MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), - MVM_DEBUGFS_PM_DISABLE_POWER_OFF = BIT(5), MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), @@ -177,7 +176,6 @@ struct iwl_dbgfs_pm { u32 tx_data_timeout; bool skip_over_dtim; u8 skip_dtim_periods; - bool disable_power_off; bool lprx_ena; u32 lprx_rssi_threshold; bool snooze_ena; @@ -232,6 +230,7 @@ enum iwl_mvm_ref_type { IWL_MVM_REF_USER, IWL_MVM_REF_TX, IWL_MVM_REF_TX_AGG, + IWL_MVM_REF_EXIT_WORK, IWL_MVM_REF_COUNT, }; @@ -265,6 +264,7 @@ struct iwl_mvm_vif_bf_data { * @uploaded: indicates the MAC context has been added to the device * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface * should get quota etc. + * @pm_enabled - Indicate if MAC power management is allowed * @monitor_active: indicates that monitor context is configured, and that the * interface should get quota etc. * @low_latency: indicates that this interface is in low-latency mode @@ -283,6 +283,7 @@ struct iwl_mvm_vif { bool uploaded; bool ap_ibss_active; + bool pm_enabled; bool monitor_active; bool low_latency; struct iwl_mvm_vif_bf_data bf_data; @@ -451,6 +452,11 @@ struct iwl_mvm_frame_stats { int last_frame_idx; }; +enum { + D0I3_DEFER_WAKEUP, + D0I3_PENDING_WAKEUP, +}; + struct iwl_mvm { /* for logger access */ struct device *dev; @@ -535,6 +541,8 @@ struct iwl_mvm { /* Internal station */ struct iwl_mvm_int_sta aux_sta; + bool last_ebs_successful; + u8 scan_last_antenna_idx; /* to toggle TX between antennas */ u8 mgmt_last_antenna_idx; @@ -578,6 +586,8 @@ struct iwl_mvm { void *fw_error_dump; void *fw_error_sram; u32 fw_error_sram_len; + u32 *fw_error_rxf; + u32 fw_error_rxf_len; struct led_classdev led; @@ -601,6 +611,9 @@ struct iwl_mvm { bool d0i3_offloading; struct work_struct d0i3_exit_work; struct sk_buff_head d0i3_tx; + /* protect d0i3_suspend_flags */ + struct mutex d0i3_suspend_mutex; + unsigned long d0i3_suspend_flags; /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ spinlock_t d0i3_tx_lock; wait_queue_head_t d0i3_exit_waitq; @@ -629,8 +642,6 @@ struct iwl_mvm { /* Indicate if device power save is allowed */ bool ps_disabled; - /* Indicate if device power management is allowed */ - bool pm_disabled; }; /* Extract MVM priv from op_mode and _hw */ @@ -705,6 +716,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); #ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm); void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm); +void iwl_mvm_fw_error_rxf_dump(struct iwl_mvm *mvm); #endif u8 first_antenna(u8 mask); u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); @@ -874,8 +886,6 @@ void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, int rs_pretty_print_rate(char *buf, const u32 rate); /* power management */ -int iwl_power_legacy_set_cam_mode(struct iwl_mvm *mvm); - int iwl_mvm_power_update_device(struct iwl_mvm *mvm); int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, @@ -922,9 +932,9 @@ int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); +int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); /* BT Coex */ -int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm); int iwl_send_bt_init_conf(struct iwl_mvm *mvm); int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, @@ -936,6 +946,8 @@ u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, struct ieee80211_sta *sta); bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, struct ieee80211_sta *sta); +bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, + enum ieee80211_band band); u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac); int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, bool enable); diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index 9545d7fdd4bf..7a5a8bac5fd0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -402,6 +402,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, mvm->sf_state = SF_UNINIT; mutex_init(&mvm->mutex); + mutex_init(&mvm->d0i3_suspend_mutex); spin_lock_init(&mvm->async_handlers_lock); INIT_LIST_HEAD(&mvm->time_event_list); INIT_LIST_HEAD(&mvm->async_handlers_list); @@ -538,6 +539,7 @@ static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) kfree(mvm->scan_cmd); vfree(mvm->fw_error_dump); kfree(mvm->fw_error_sram); + kfree(mvm->fw_error_rxf); kfree(mvm->mcast_filter_cmd); mvm->mcast_filter_cmd = NULL; @@ -821,8 +823,9 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) return; file_len = mvm->fw_error_sram_len + + mvm->fw_error_rxf_len + sizeof(*dump_file) + - sizeof(*dump_data); + sizeof(*dump_data) * 2; dump_file = vmalloc(file_len); if (!dump_file) @@ -833,7 +836,12 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER); dump_file->file_len = cpu_to_le32(file_len); dump_data = (void *)dump_file->data; - dump_data->type = IWL_FW_ERROR_DUMP_SRAM; + dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RXF); + dump_data->len = cpu_to_le32(mvm->fw_error_rxf_len); + memcpy(dump_data->data, mvm->fw_error_rxf, mvm->fw_error_rxf_len); + + dump_data = (void *)((u8 *)dump_data->data + mvm->fw_error_rxf_len); + dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_SRAM); dump_data->len = cpu_to_le32(mvm->fw_error_sram_len); /* @@ -842,6 +850,14 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) * mvm->fw_error_sram right now. */ memcpy(dump_data->data, mvm->fw_error_sram, mvm->fw_error_sram_len); + + kfree(mvm->fw_error_rxf); + mvm->fw_error_rxf = NULL; + mvm->fw_error_rxf_len = 0; + + kfree(mvm->fw_error_sram); + mvm->fw_error_sram = NULL; + mvm->fw_error_sram_len = 0; } #endif @@ -853,6 +869,7 @@ static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) #ifdef CONFIG_IWLWIFI_DEBUGFS iwl_mvm_fw_error_sram_dump(mvm); + iwl_mvm_fw_error_rxf_dump(mvm); #endif iwl_mvm_nic_restart(mvm); @@ -1128,7 +1145,7 @@ static void iwl_mvm_d0i3_exit_work(struct work_struct *wk) .id = WOWLAN_GET_STATUSES, .flags = CMD_SYNC | CMD_HIGH_PRIO | CMD_WANT_SKB, }; - struct iwl_wowlan_status_v6 *status; + struct iwl_wowlan_status *status; int ret; u32 disconnection_reasons, wakeup_reasons; __le16 *qos_seq = NULL; @@ -1158,18 +1175,27 @@ static void iwl_mvm_d0i3_exit_work(struct work_struct *wk) iwl_free_resp(&get_status_cmd); out: iwl_mvm_d0i3_enable_tx(mvm, qos_seq); + iwl_mvm_unref(mvm, IWL_MVM_REF_EXIT_WORK); mutex_unlock(&mvm->mutex); } -static int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode) +int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm) { - struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); u32 flags = CMD_ASYNC | CMD_HIGH_PRIO | CMD_SEND_IN_IDLE | CMD_WAKE_UP_TRANS; int ret; IWL_DEBUG_RPM(mvm, "MVM exiting D0i3\n"); + mutex_lock(&mvm->d0i3_suspend_mutex); + if (test_bit(D0I3_DEFER_WAKEUP, &mvm->d0i3_suspend_flags)) { + IWL_DEBUG_RPM(mvm, "Deferring d0i3 exit until resume\n"); + __set_bit(D0I3_PENDING_WAKEUP, &mvm->d0i3_suspend_flags); + mutex_unlock(&mvm->d0i3_suspend_mutex); + return 0; + } + mutex_unlock(&mvm->d0i3_suspend_mutex); + ret = iwl_mvm_send_cmd_pdu(mvm, D0I3_END_CMD, flags, 0, NULL); if (ret) goto out; @@ -1183,6 +1209,25 @@ out: return ret; } +static int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode) +{ + struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + + iwl_mvm_ref(mvm, IWL_MVM_REF_EXIT_WORK); + return _iwl_mvm_exit_d0i3(mvm); +} + +static void iwl_mvm_napi_add(struct iwl_op_mode *op_mode, + struct napi_struct *napi, + struct net_device *napi_dev, + int (*poll)(struct napi_struct *, int), + int weight) +{ + struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + + ieee80211_napi_add(mvm->hw, napi, napi_dev, poll, weight); +} + static const struct iwl_op_mode_ops iwl_mvm_ops = { .start = iwl_op_mode_mvm_start, .stop = iwl_op_mode_mvm_stop, @@ -1196,4 +1241,5 @@ static const struct iwl_op_mode_ops iwl_mvm_ops = { .nic_config = iwl_mvm_nic_config, .enter_d0i3 = iwl_mvm_enter_d0i3, .exit_d0i3 = iwl_mvm_exit_d0i3, + .napi_add = iwl_mvm_napi_add, }; diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c index 6b636eab3339..78309f7d0b7b 100644 --- a/drivers/net/wireless/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/iwlwifi/mvm/power.c @@ -268,6 +268,30 @@ static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm, IWL_MVM_PS_HEAVY_RX_THLD_PERCENT; } +static bool iwl_mvm_power_allow_uapsd(struct iwl_mvm *mvm, + struct ieee80211_vif *vif) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + + if (!memcmp(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid, + ETH_ALEN)) + return false; + + if (vif->p2p && + !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD)) + return false; + /* + * Avoid using uAPSD if P2P client is associated to GO that uses + * opportunistic power save. This is due to current FW limitation. + */ + if (vif->p2p && + (vif->bss_conf.p2p_noa_attr.oppps_ctwindow & + IEEE80211_P2P_OPPPS_ENABLE_BIT)) + return false; + + return true; +} + static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mac_power_cmd *cmd) @@ -280,7 +304,6 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, bool radar_detect = false; struct iwl_mvm_vif *mvmvif __maybe_unused = iwl_mvm_vif_from_mac80211(vif); - bool allow_uapsd = true; cmd->id_and_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, mvmvif->color)); @@ -303,13 +326,8 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK); -#ifdef CONFIG_IWLWIFI_DEBUGFS - if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_DISABLE_POWER_OFF && - mvmvif->dbgfs_pm.disable_power_off) - cmd->flags &= cpu_to_le16(~POWER_FLAGS_POWER_SAVE_ENA_MSK); -#endif if (!vif->bss_conf.ps || iwl_mvm_vif_low_latency(mvmvif) || - mvm->pm_disabled) + !mvmvif->pm_enabled) return; cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK); @@ -351,23 +369,7 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, cpu_to_le32(IWL_MVM_WOWLAN_PS_TX_DATA_TIMEOUT); } - if (!memcmp(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid, - ETH_ALEN)) - allow_uapsd = false; - - if (vif->p2p && - !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD)) - allow_uapsd = false; - /* - * Avoid using uAPSD if P2P client is associated to GO that uses - * opportunistic power save. This is due to current FW limitation. - */ - if (vif->p2p && - vif->bss_conf.p2p_noa_attr.oppps_ctwindow & - IEEE80211_P2P_OPPPS_ENABLE_BIT) - allow_uapsd = false; - - if (allow_uapsd) + if (iwl_mvm_power_allow_uapsd(mvm, vif)) iwl_mvm_power_configure_uapsd(mvm, vif, cmd); #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -421,13 +423,6 @@ static int iwl_mvm_power_send_cmd(struct iwl_mvm *mvm, { struct iwl_mac_power_cmd cmd = {}; - if (vif->type != NL80211_IFTYPE_STATION) - return 0; - - if (vif->p2p && - !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)) - return 0; - iwl_mvm_power_build_cmd(mvm, vif, &cmd); iwl_mvm_power_log(mvm, &cmd); #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -444,12 +439,6 @@ int iwl_mvm_power_update_device(struct iwl_mvm *mvm) .flags = cpu_to_le16(DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK), }; - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT)) - return 0; - - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD)) - return 0; - if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM) mvm->ps_disabled = true; @@ -508,86 +497,69 @@ int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, return 0; } -struct iwl_power_constraint { +struct iwl_power_vifs { struct ieee80211_vif *bf_vif; struct ieee80211_vif *bss_vif; struct ieee80211_vif *p2p_vif; - u16 bss_phyctx_id; - u16 p2p_phyctx_id; - bool pm_disabled; - bool ps_disabled; - struct iwl_mvm *mvm; + struct ieee80211_vif *ap_vif; + struct ieee80211_vif *monitor_vif; + bool p2p_active; + bool bss_active; + bool ap_active; + bool monitor_active; }; static void iwl_mvm_power_iterator(void *_data, u8 *mac, struct ieee80211_vif *vif) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_power_constraint *power_iterator = _data; - struct iwl_mvm *mvm = power_iterator->mvm; + struct iwl_power_vifs *power_iterator = _data; + mvmvif->pm_enabled = false; switch (ieee80211_vif_type_p2p(vif)) { case NL80211_IFTYPE_P2P_DEVICE: break; case NL80211_IFTYPE_P2P_GO: case NL80211_IFTYPE_AP: - /* no BSS power mgmt if we have an active AP */ - if (mvmvif->ap_ibss_active) - power_iterator->pm_disabled = true; + /* only a single MAC of the same type */ + WARN_ON(power_iterator->ap_vif); + power_iterator->ap_vif = vif; + if (mvmvif->phy_ctxt) + if (mvmvif->phy_ctxt->id < MAX_PHYS) + power_iterator->ap_active = true; break; case NL80211_IFTYPE_MONITOR: - /* no BSS power mgmt and no device power save */ - power_iterator->pm_disabled = true; - power_iterator->ps_disabled = true; + /* only a single MAC of the same type */ + WARN_ON(power_iterator->monitor_vif); + power_iterator->monitor_vif = vif; + if (mvmvif->phy_ctxt) + if (mvmvif->phy_ctxt->id < MAX_PHYS) + power_iterator->monitor_active = true; break; case NL80211_IFTYPE_P2P_CLIENT: - if (mvmvif->phy_ctxt) - power_iterator->p2p_phyctx_id = mvmvif->phy_ctxt->id; - - /* we should have only one P2P vif */ + /* only a single MAC of the same type */ WARN_ON(power_iterator->p2p_vif); power_iterator->p2p_vif = vif; - - IWL_DEBUG_POWER(mvm, "p2p: p2p_id=%d, bss_id=%d\n", - power_iterator->p2p_phyctx_id, - power_iterator->bss_phyctx_id); - if (!(mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)) { - /* no BSS power mgmt if we have a P2P client*/ - power_iterator->pm_disabled = true; - } else if (power_iterator->p2p_phyctx_id < MAX_PHYS && - power_iterator->bss_phyctx_id < MAX_PHYS && - power_iterator->p2p_phyctx_id == - power_iterator->bss_phyctx_id) { - power_iterator->pm_disabled = true; - } + if (mvmvif->phy_ctxt) + if (mvmvif->phy_ctxt->id < MAX_PHYS) + power_iterator->p2p_active = true; break; case NL80211_IFTYPE_STATION: - if (mvmvif->phy_ctxt) - power_iterator->bss_phyctx_id = mvmvif->phy_ctxt->id; - - /* we should have only one BSS vif */ + /* only a single MAC of the same type */ WARN_ON(power_iterator->bss_vif); power_iterator->bss_vif = vif; + if (mvmvif->phy_ctxt) + if (mvmvif->phy_ctxt->id < MAX_PHYS) + power_iterator->bss_active = true; if (mvmvif->bf_data.bf_enabled && !WARN_ON(power_iterator->bf_vif)) power_iterator->bf_vif = vif; - IWL_DEBUG_POWER(mvm, "bss: p2p_id=%d, bss_id=%d\n", - power_iterator->p2p_phyctx_id, - power_iterator->bss_phyctx_id); - if (mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM && - (power_iterator->p2p_phyctx_id < MAX_PHYS && - power_iterator->bss_phyctx_id < MAX_PHYS && - power_iterator->p2p_phyctx_id == - power_iterator->bss_phyctx_id)) - power_iterator->pm_disabled = true; break; default: @@ -596,70 +568,118 @@ static void iwl_mvm_power_iterator(void *_data, u8 *mac, } static void -iwl_mvm_power_get_global_constraint(struct iwl_mvm *mvm, - struct iwl_power_constraint *constraint) +iwl_mvm_power_set_pm(struct iwl_mvm *mvm, + struct iwl_power_vifs *vifs) { - lockdep_assert_held(&mvm->mutex); + struct iwl_mvm_vif *bss_mvmvif = NULL; + struct iwl_mvm_vif *p2p_mvmvif = NULL; + struct iwl_mvm_vif *ap_mvmvif = NULL; + bool client_same_channel = false; + bool ap_same_channel = false; - if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM) { - constraint->pm_disabled = true; - constraint->ps_disabled = true; - } + lockdep_assert_held(&mvm->mutex); + /* get vifs info + set pm_enable to false */ ieee80211_iterate_active_interfaces_atomic(mvm->hw, IEEE80211_IFACE_ITER_NORMAL, - iwl_mvm_power_iterator, constraint); + iwl_mvm_power_iterator, vifs); + + if (vifs->bss_vif) + bss_mvmvif = iwl_mvm_vif_from_mac80211(vifs->bss_vif); + + if (vifs->p2p_vif) + p2p_mvmvif = iwl_mvm_vif_from_mac80211(vifs->p2p_vif); + + if (vifs->ap_vif) + ap_mvmvif = iwl_mvm_vif_from_mac80211(vifs->ap_vif); + + /* enable PM on bss if bss stand alone */ + if (vifs->bss_active && !vifs->p2p_active && !vifs->ap_active) { + bss_mvmvif->pm_enabled = true; + return; + } + + /* enable PM on p2p if p2p stand alone */ + if (vifs->p2p_active && !vifs->bss_active && !vifs->ap_active) { + if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PM) + p2p_mvmvif->pm_enabled = true; + return; + } + + if (vifs->bss_active && vifs->p2p_active) + client_same_channel = (bss_mvmvif->phy_ctxt->id == + p2p_mvmvif->phy_ctxt->id); + if (vifs->bss_active && vifs->ap_active) + ap_same_channel = (bss_mvmvif->phy_ctxt->id == + ap_mvmvif->phy_ctxt->id); + + /* bss is not stand alone: enable PM if alone on its channel */ + if (vifs->bss_active && !(client_same_channel || ap_same_channel) && + (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)) { + bss_mvmvif->pm_enabled = true; + return; + } + + /* + * There is only one channel in the system and there are only + * bss and p2p clients that share it + */ + if (client_same_channel && !vifs->ap_active && + (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_SCM)) { + /* share same channel*/ + bss_mvmvif->pm_enabled = true; + if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PM) + p2p_mvmvif->pm_enabled = true; + } } int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_power_constraint constraint = { - .p2p_phyctx_id = MAX_PHYS, - .bss_phyctx_id = MAX_PHYS, - .mvm = mvm, - }; + struct iwl_mvm_vif *mvmvif; + struct iwl_power_vifs vifs = {}; bool ba_enable; int ret; lockdep_assert_held(&mvm->mutex); - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT)) - return 0; - - iwl_mvm_power_get_global_constraint(mvm, &constraint); - mvm->ps_disabled = constraint.ps_disabled; - mvm->pm_disabled = constraint.pm_disabled; + iwl_mvm_power_set_pm(mvm, &vifs); + /* disable PS if CAM */ + if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM) { + mvm->ps_disabled = true; + } else { /* don't update device power state unless we add / remove monitor */ - if (vif->type == NL80211_IFTYPE_MONITOR) { - ret = iwl_mvm_power_update_device(mvm); - if (ret) - return ret; + if (vifs.monitor_vif) { + if (vifs.monitor_active) + mvm->ps_disabled = true; + ret = iwl_mvm_power_update_device(mvm); + if (ret) + return ret; + } } - if (constraint.bss_vif) { - ret = iwl_mvm_power_send_cmd(mvm, constraint.bss_vif); + if (vifs.bss_vif) { + ret = iwl_mvm_power_send_cmd(mvm, vifs.bss_vif); if (ret) return ret; } - if (constraint.p2p_vif) { - ret = iwl_mvm_power_send_cmd(mvm, constraint.p2p_vif); + if (vifs.p2p_vif) { + ret = iwl_mvm_power_send_cmd(mvm, vifs.p2p_vif); if (ret) return ret; } - if (!constraint.bf_vif) + if (!vifs.bf_vif) return 0; - vif = constraint.bf_vif; + vif = vifs.bf_vif; mvmvif = iwl_mvm_vif_from_mac80211(vif); - ba_enable = !(constraint.pm_disabled || constraint.ps_disabled || + ba_enable = !(!mvmvif->pm_enabled || mvm->ps_disabled || !vif->bss_conf.ps || iwl_mvm_vif_low_latency(mvmvif)); - return iwl_mvm_update_beacon_abort(mvm, constraint.bf_vif, ba_enable); + return iwl_mvm_update_beacon_abort(mvm, vifs.bf_vif, ba_enable); } #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -671,19 +691,10 @@ int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct iwl_mac_power_cmd cmd = {}; int pos = 0; - if (WARN_ON(!(mvm->fw->ucode_capa.flags & - IWL_UCODE_TLV_FLAGS_PM_CMD_SUPPORT))) - return 0; - mutex_lock(&mvm->mutex); memcpy(&cmd, &mvmvif->mac_pwr_cmd, sizeof(cmd)); mutex_unlock(&mvm->mutex); - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD)) - pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off = %d\n", - (cmd.flags & - cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK)) ? - 0 : 1); pos += scnprintf(buf+pos, bufsz-pos, "power_scheme = %d\n", iwlmvm_mod_params.power_scheme); pos += scnprintf(buf+pos, bufsz-pos, "flags = 0x%x\n", @@ -826,8 +837,7 @@ int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int ret; - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BF_UPDATED) || - vif->type != NL80211_IFTYPE_STATION || vif->p2p) + if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) return 0; ret = iwl_mvm_beacon_filter_send_cmd(mvm, &cmd, flags); @@ -914,13 +924,3 @@ int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm, return iwl_mvm_enable_beacon_filter(mvm, vif, flags); } - -int iwl_power_legacy_set_cam_mode(struct iwl_mvm *mvm) -{ - struct iwl_powertable_cmd cmd = { - .keep_alive_seconds = POWER_KEEP_ALIVE_PERIOD_SEC, - }; - - return iwl_mvm_send_cmd_pdu(mvm, POWER_TABLE_CMD, CMD_SYNC, - sizeof(cmd), &cmd); -} diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index 9f52c5b3f0ec..d44b2b33b5cc 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -527,6 +527,9 @@ static void rs_rate_scale_clear_tbl_windows(struct iwl_mvm *mvm, IWL_DEBUG_RATE(mvm, "Clearing up window stats\n"); for (i = 0; i < IWL_RATE_COUNT; i++) rs_rate_scale_clear_window(&tbl->win[i]); + + for (i = 0; i < ARRAY_SIZE(tbl->tpc_win); i++) + rs_rate_scale_clear_window(&tbl->tpc_win[i]); } static inline u8 rs_is_valid_ant(u8 valid_antenna, u8 ant_type) @@ -656,17 +659,34 @@ static int _rs_collect_tx_data(struct iwl_scale_tbl_info *tbl, return 0; } -static int rs_collect_tx_data(struct iwl_scale_tbl_info *tbl, - int scale_index, int attempts, int successes) +static int rs_collect_tx_data(struct iwl_lq_sta *lq_sta, + struct iwl_scale_tbl_info *tbl, + int scale_index, int attempts, int successes, + u8 reduced_txp) { struct iwl_rate_scale_data *window = NULL; + int ret; if (scale_index < 0 || scale_index >= IWL_RATE_COUNT) return -EINVAL; + if (tbl->column != RS_COLUMN_INVALID) { + lq_sta->tx_stats[tbl->column][scale_index].total += attempts; + lq_sta->tx_stats[tbl->column][scale_index].success += successes; + } + /* Select window for current tx bit rate */ window = &(tbl->win[scale_index]); + ret = _rs_collect_tx_data(tbl, scale_index, attempts, successes, + window); + if (ret) + return ret; + + if (WARN_ON_ONCE(reduced_txp > TPC_MAX_REDUCTION)) + return -EINVAL; + + window = &tbl->tpc_win[reduced_txp]; return _rs_collect_tx_data(tbl, scale_index, attempts, successes, window); } @@ -1000,6 +1020,7 @@ static void rs_tx_status(void *mvm_r, struct ieee80211_supported_band *sband, u32 ucode_rate; struct rs_rate rate; struct iwl_scale_tbl_info *curr_tbl, *other_tbl, *tmp_tbl; + u8 reduced_txp = (uintptr_t)info->status.status_driver_data[0]; /* Treat uninitialized rate scaling data same as non-existing. */ if (!lq_sta) { @@ -1141,9 +1162,10 @@ static void rs_tx_status(void *mvm_r, struct ieee80211_supported_band *sband, if (info->flags & IEEE80211_TX_STAT_AMPDU) { ucode_rate = le32_to_cpu(table->rs_table[0]); rs_rate_from_ucode_rate(ucode_rate, info->band, &rate); - rs_collect_tx_data(curr_tbl, rate.index, + rs_collect_tx_data(lq_sta, curr_tbl, rate.index, info->status.ampdu_len, - info->status.ampdu_ack_len); + info->status.ampdu_ack_len, + reduced_txp); /* Update success/fail counts if not searching for new mode */ if (lq_sta->rs_state == RS_STATE_STAY_IN_COLUMN) { @@ -1176,8 +1198,9 @@ static void rs_tx_status(void *mvm_r, struct ieee80211_supported_band *sband, else continue; - rs_collect_tx_data(tmp_tbl, rate.index, 1, - i < retries ? 0 : legacy_success); + rs_collect_tx_data(lq_sta, tmp_tbl, rate.index, 1, + i < retries ? 0 : legacy_success, + reduced_txp); } /* Update success/fail counts if not searching for new mode */ @@ -1188,6 +1211,7 @@ static void rs_tx_status(void *mvm_r, struct ieee80211_supported_band *sband, } /* The last TX rate is cached in lq_sta; it's set in if/else above */ lq_sta->last_rate_n_flags = ucode_rate; + IWL_DEBUG_RATE(mvm, "reduced txpower: %d\n", reduced_txp); done: /* See if there's a better rate or modulation mode to try. */ if (sta && sta->supp_rates[sband->band]) @@ -1769,6 +1793,198 @@ out: return action; } +static void rs_get_adjacent_txp(struct iwl_mvm *mvm, int index, + int *weaker, int *stronger) +{ + *weaker = index + TPC_TX_POWER_STEP; + if (*weaker > TPC_MAX_REDUCTION) + *weaker = TPC_INVALID; + + *stronger = index - TPC_TX_POWER_STEP; + if (*stronger < 0) + *stronger = TPC_INVALID; +} + +static bool rs_tpc_allowed(struct iwl_mvm *mvm, struct rs_rate *rate, + enum ieee80211_band band) +{ + int index = rate->index; + + /* + * allow tpc only if power management is enabled, or bt coex + * activity grade allows it and we are on 2.4Ghz. + */ + if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM && + !iwl_mvm_bt_coex_is_tpc_allowed(mvm, band)) + return false; + + IWL_DEBUG_RATE(mvm, "check rate, table type: %d\n", rate->type); + if (is_legacy(rate)) + return index == IWL_RATE_54M_INDEX; + if (is_ht(rate)) + return index == IWL_RATE_MCS_7_INDEX; + if (is_vht(rate)) + return index == IWL_RATE_MCS_7_INDEX || + index == IWL_RATE_MCS_8_INDEX || + index == IWL_RATE_MCS_9_INDEX; + + WARN_ON_ONCE(1); + return false; +} + +enum tpc_action { + TPC_ACTION_STAY, + TPC_ACTION_DECREASE, + TPC_ACTION_INCREASE, + TPC_ACTION_NO_RESTIRCTION, +}; + +static enum tpc_action rs_get_tpc_action(struct iwl_mvm *mvm, + s32 sr, int weak, int strong, + int current_tpt, + int weak_tpt, int strong_tpt) +{ + /* stay until we have valid tpt */ + if (current_tpt == IWL_INVALID_VALUE) { + IWL_DEBUG_RATE(mvm, "no current tpt. stay.\n"); + return TPC_ACTION_STAY; + } + + /* Too many failures, increase txp */ + if (sr <= TPC_SR_FORCE_INCREASE || current_tpt == 0) { + IWL_DEBUG_RATE(mvm, "increase txp because of weak SR\n"); + return TPC_ACTION_NO_RESTIRCTION; + } + + /* try decreasing first if applicable */ + if (weak != TPC_INVALID) { + if (weak_tpt == IWL_INVALID_VALUE && + (strong_tpt == IWL_INVALID_VALUE || + current_tpt >= strong_tpt)) { + IWL_DEBUG_RATE(mvm, + "no weak txp measurement. decrease txp\n"); + return TPC_ACTION_DECREASE; + } + + if (weak_tpt > current_tpt) { + IWL_DEBUG_RATE(mvm, + "lower txp has better tpt. decrease txp\n"); + return TPC_ACTION_DECREASE; + } + } + + /* next, increase if needed */ + if (sr < TPC_SR_NO_INCREASE && strong != TPC_INVALID) { + if (weak_tpt == IWL_INVALID_VALUE && + strong_tpt != IWL_INVALID_VALUE && + current_tpt < strong_tpt) { + IWL_DEBUG_RATE(mvm, + "higher txp has better tpt. increase txp\n"); + return TPC_ACTION_INCREASE; + } + + if (weak_tpt < current_tpt && + (strong_tpt == IWL_INVALID_VALUE || + strong_tpt > current_tpt)) { + IWL_DEBUG_RATE(mvm, + "lower txp has worse tpt. increase txp\n"); + return TPC_ACTION_INCREASE; + } + } + + IWL_DEBUG_RATE(mvm, "no need to increase or decrease txp - stay\n"); + return TPC_ACTION_STAY; +} + +static bool rs_tpc_perform(struct iwl_mvm *mvm, + struct ieee80211_sta *sta, + struct iwl_lq_sta *lq_sta, + struct iwl_scale_tbl_info *tbl) +{ + struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv; + struct ieee80211_vif *vif = mvm_sta->vif; + struct ieee80211_chanctx_conf *chanctx_conf; + enum ieee80211_band band; + struct iwl_rate_scale_data *window; + struct rs_rate *rate = &tbl->rate; + enum tpc_action action; + s32 sr; + u8 cur = lq_sta->lq.reduced_tpc; + int current_tpt; + int weak, strong; + int weak_tpt = IWL_INVALID_VALUE, strong_tpt = IWL_INVALID_VALUE; + +#ifdef CONFIG_MAC80211_DEBUGFS + if (lq_sta->dbg_fixed_txp_reduction <= TPC_MAX_REDUCTION) { + IWL_DEBUG_RATE(mvm, "fixed tpc: %d", + lq_sta->dbg_fixed_txp_reduction); + lq_sta->lq.reduced_tpc = lq_sta->dbg_fixed_txp_reduction; + return cur != lq_sta->dbg_fixed_txp_reduction; + } +#endif + + rcu_read_lock(); + chanctx_conf = rcu_dereference(vif->chanctx_conf); + if (WARN_ON(!chanctx_conf)) + band = IEEE80211_NUM_BANDS; + else + band = chanctx_conf->def.chan->band; + rcu_read_unlock(); + + if (!rs_tpc_allowed(mvm, rate, band)) { + IWL_DEBUG_RATE(mvm, + "tpc is not allowed. remove txp restrictions"); + lq_sta->lq.reduced_tpc = TPC_NO_REDUCTION; + return cur != TPC_NO_REDUCTION; + } + + rs_get_adjacent_txp(mvm, cur, &weak, &strong); + + /* Collect measured throughputs for current and adjacent rates */ + window = tbl->tpc_win; + sr = window[cur].success_ratio; + current_tpt = window[cur].average_tpt; + if (weak != TPC_INVALID) + weak_tpt = window[weak].average_tpt; + if (strong != TPC_INVALID) + strong_tpt = window[strong].average_tpt; + + IWL_DEBUG_RATE(mvm, + "(TPC: %d): cur_tpt %d SR %d weak %d strong %d weak_tpt %d strong_tpt %d\n", + cur, current_tpt, sr, weak, strong, + weak_tpt, strong_tpt); + + action = rs_get_tpc_action(mvm, sr, weak, strong, + current_tpt, weak_tpt, strong_tpt); + + /* override actions if we are on the edge */ + if (weak == TPC_INVALID && action == TPC_ACTION_DECREASE) { + IWL_DEBUG_RATE(mvm, "already in lowest txp, stay"); + action = TPC_ACTION_STAY; + } else if (strong == TPC_INVALID && + (action == TPC_ACTION_INCREASE || + action == TPC_ACTION_NO_RESTIRCTION)) { + IWL_DEBUG_RATE(mvm, "already in highest txp, stay"); + action = TPC_ACTION_STAY; + } + + switch (action) { + case TPC_ACTION_DECREASE: + lq_sta->lq.reduced_tpc = weak; + return true; + case TPC_ACTION_INCREASE: + lq_sta->lq.reduced_tpc = strong; + return true; + case TPC_ACTION_NO_RESTIRCTION: + lq_sta->lq.reduced_tpc = TPC_NO_REDUCTION; + return true; + case TPC_ACTION_STAY: + /* do nothing */ + break; + } + return false; +} + /* * Do rate scaling and search for new modulation mode. */ @@ -2019,6 +2235,8 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm, break; case RS_ACTION_STAY: /* No change */ + update_lq = rs_tpc_perform(mvm, sta, lq_sta, tbl); + break; default: break; } @@ -2478,6 +2696,7 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, lq_sta->is_agg = 0; #ifdef CONFIG_MAC80211_DEBUGFS lq_sta->dbg_fixed_rate = 0; + lq_sta->dbg_fixed_txp_reduction = TPC_INVALID; #endif #ifdef CONFIG_IWLWIFI_DEBUGFS iwl_mvm_reset_frame_stats(mvm, &mvm->drv_rx_stats); @@ -2653,6 +2872,7 @@ static void rs_fill_lq_cmd(struct iwl_mvm *mvm, rs_build_rates_table_from_fixed(mvm, lq_cmd, lq_sta->band, lq_sta->dbg_fixed_rate); + lq_cmd->reduced_tpc = 0; ant = (lq_sta->dbg_fixed_rate & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS; } else @@ -2783,7 +3003,6 @@ static ssize_t rs_sta_dbgfs_scale_table_write(struct file *file, size_t buf_size; u32 parsed_rate; - mvm = lq_sta->drv; memset(buf, 0, sizeof(buf)); buf_size = min(count, sizeof(buf) - 1); @@ -2856,6 +3075,7 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file, lq_sta->lq.agg_disable_start_th, lq_sta->lq.agg_frame_cnt_limit); + desc += sprintf(buff+desc, "reduced tpc=%d\n", lq_sta->lq.reduced_tpc); desc += sprintf(buff+desc, "Start idx [0]=0x%x [1]=0x%x [2]=0x%x [3]=0x%x\n", lq_sta->lq.initial_rate_index[0], @@ -2928,6 +3148,94 @@ static const struct file_operations rs_sta_dbgfs_stats_table_ops = { .llseek = default_llseek, }; +static ssize_t rs_sta_dbgfs_drv_tx_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + static const char * const column_name[] = { + [RS_COLUMN_LEGACY_ANT_A] = "LEGACY_ANT_A", + [RS_COLUMN_LEGACY_ANT_B] = "LEGACY_ANT_B", + [RS_COLUMN_SISO_ANT_A] = "SISO_ANT_A", + [RS_COLUMN_SISO_ANT_B] = "SISO_ANT_B", + [RS_COLUMN_SISO_ANT_A_SGI] = "SISO_ANT_A_SGI", + [RS_COLUMN_SISO_ANT_B_SGI] = "SISO_ANT_B_SGI", + [RS_COLUMN_MIMO2] = "MIMO2", + [RS_COLUMN_MIMO2_SGI] = "MIMO2_SGI", + }; + + static const char * const rate_name[] = { + [IWL_RATE_1M_INDEX] = "1M", + [IWL_RATE_2M_INDEX] = "2M", + [IWL_RATE_5M_INDEX] = "5.5M", + [IWL_RATE_11M_INDEX] = "11M", + [IWL_RATE_6M_INDEX] = "6M|MCS0", + [IWL_RATE_9M_INDEX] = "9M", + [IWL_RATE_12M_INDEX] = "12M|MCS1", + [IWL_RATE_18M_INDEX] = "18M|MCS2", + [IWL_RATE_24M_INDEX] = "24M|MCS3", + [IWL_RATE_36M_INDEX] = "36M|MCS4", + [IWL_RATE_48M_INDEX] = "48M|MCS5", + [IWL_RATE_54M_INDEX] = "54M|MCS6", + [IWL_RATE_MCS_7_INDEX] = "MCS7", + [IWL_RATE_MCS_8_INDEX] = "MCS8", + [IWL_RATE_MCS_9_INDEX] = "MCS9", + }; + + char *buff, *pos, *endpos; + int col, rate; + ssize_t ret; + struct iwl_lq_sta *lq_sta = file->private_data; + struct rs_rate_stats *stats; + static const size_t bufsz = 1024; + + buff = kmalloc(bufsz, GFP_KERNEL); + if (!buff) + return -ENOMEM; + + pos = buff; + endpos = pos + bufsz; + + pos += scnprintf(pos, endpos - pos, "COLUMN,"); + for (rate = 0; rate < IWL_RATE_COUNT; rate++) + pos += scnprintf(pos, endpos - pos, "%s,", rate_name[rate]); + pos += scnprintf(pos, endpos - pos, "\n"); + + for (col = 0; col < RS_COLUMN_COUNT; col++) { + pos += scnprintf(pos, endpos - pos, + "%s,", column_name[col]); + + for (rate = 0; rate < IWL_RATE_COUNT; rate++) { + stats = &(lq_sta->tx_stats[col][rate]); + pos += scnprintf(pos, endpos - pos, + "%llu/%llu,", + stats->success, + stats->total); + } + pos += scnprintf(pos, endpos - pos, "\n"); + } + + ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff); + kfree(buff); + return ret; +} + +static ssize_t rs_sta_dbgfs_drv_tx_stats_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_lq_sta *lq_sta = file->private_data; + memset(lq_sta->tx_stats, 0, sizeof(lq_sta->tx_stats)); + + return count; +} + +static const struct file_operations rs_sta_dbgfs_drv_tx_stats_ops = { + .read = rs_sta_dbgfs_drv_tx_stats_read, + .write = rs_sta_dbgfs_drv_tx_stats_write, + .open = simple_open, + .llseek = default_llseek, +}; + static void rs_add_debugfs(void *mvm, void *mvm_sta, struct dentry *dir) { struct iwl_lq_sta *lq_sta = mvm_sta; @@ -2937,9 +3245,15 @@ static void rs_add_debugfs(void *mvm, void *mvm_sta, struct dentry *dir) lq_sta->rs_sta_dbgfs_stats_table_file = debugfs_create_file("rate_stats_table", S_IRUSR, dir, lq_sta, &rs_sta_dbgfs_stats_table_ops); + lq_sta->rs_sta_dbgfs_drv_tx_stats_file = + debugfs_create_file("drv_tx_stats", S_IRUSR | S_IWUSR, dir, + lq_sta, &rs_sta_dbgfs_drv_tx_stats_ops); lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file = debugfs_create_u8("tx_agg_tid_enable", S_IRUSR | S_IWUSR, dir, &lq_sta->tx_agg_tid_en); + lq_sta->rs_sta_dbgfs_reduced_txp_file = + debugfs_create_u8("reduced_tpc", S_IRUSR | S_IWUSR, dir, + &lq_sta->dbg_fixed_txp_reduction); } static void rs_remove_debugfs(void *mvm, void *mvm_sta) @@ -2947,7 +3261,9 @@ static void rs_remove_debugfs(void *mvm, void *mvm_sta) struct iwl_lq_sta *lq_sta = mvm_sta; debugfs_remove(lq_sta->rs_sta_dbgfs_scale_table_file); debugfs_remove(lq_sta->rs_sta_dbgfs_stats_table_file); + debugfs_remove(lq_sta->rs_sta_dbgfs_drv_tx_stats_file); debugfs_remove(lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file); + debugfs_remove(lq_sta->rs_sta_dbgfs_reduced_txp_file); } #endif diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.h b/drivers/net/wireless/iwlwifi/mvm/rs.h index 0acfac96a56c..374a83d7db25 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/iwlwifi/mvm/rs.h @@ -158,6 +158,13 @@ enum { #define RS_SR_FORCE_DECREASE 1920 /* 15% */ #define RS_SR_NO_DECREASE 10880 /* 85% */ +#define TPC_SR_FORCE_INCREASE 9600 /* 75% */ +#define TPC_SR_NO_INCREASE 10880 /* 85% */ +#define TPC_TX_POWER_STEP 3 +#define TPC_MAX_REDUCTION 15 +#define TPC_NO_REDUCTION 0 +#define TPC_INVALID 0xff + #define LINK_QUAL_AGG_TIME_LIMIT_DEF (4000) /* 4 milliseconds */ #define LINK_QUAL_AGG_TIME_LIMIT_MAX (8000) #define LINK_QUAL_AGG_TIME_LIMIT_MIN (100) @@ -266,9 +273,16 @@ enum rs_column { RS_COLUMN_MIMO2_SGI, RS_COLUMN_LAST = RS_COLUMN_MIMO2_SGI, + RS_COLUMN_COUNT = RS_COLUMN_LAST + 1, RS_COLUMN_INVALID, }; +/* Packet stats per rate */ +struct rs_rate_stats { + u64 success; + u64 total; +}; + /** * struct iwl_scale_tbl_info -- tx params and success history for all rates * @@ -280,6 +294,8 @@ struct iwl_scale_tbl_info { enum rs_column column; const u16 *expected_tpt; /* throughput metrics; expected_tpt_G, etc. */ struct iwl_rate_scale_data win[IWL_RATE_COUNT]; /* rate histories */ + /* per txpower-reduction history */ + struct iwl_rate_scale_data tpc_win[TPC_MAX_REDUCTION + 1]; }; enum { @@ -315,6 +331,8 @@ struct iwl_lq_sta { bool is_vht; enum ieee80211_band band; + struct rs_rate_stats tx_stats[RS_COLUMN_COUNT][IWL_RATE_COUNT]; + /* The following are bitmaps of rates; IWL_RATE_6M_MASK, etc. */ unsigned long active_legacy_rate; unsigned long active_siso_rate; @@ -334,8 +352,11 @@ struct iwl_lq_sta { #ifdef CONFIG_MAC80211_DEBUGFS struct dentry *rs_sta_dbgfs_scale_table_file; struct dentry *rs_sta_dbgfs_stats_table_file; + struct dentry *rs_sta_dbgfs_drv_tx_stats_file; struct dentry *rs_sta_dbgfs_tx_agg_tid_en_file; + struct dentry *rs_sta_dbgfs_reduced_txp_file; u32 dbg_fixed_rate; + u8 dbg_fixed_txp_reduction; #endif struct iwl_mvm *drv; @@ -345,6 +366,9 @@ struct iwl_lq_sta { u32 last_rate_n_flags; /* packets destined for this STA are aggregated */ u8 is_agg; + + /* tx power reduce for this sta */ + int tpc_reduce; }; /* Initialize station's rate scaling information after adding station */ diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index 6061553a5e44..cf7276967acd 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -60,7 +60,6 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *****************************************************************************/ #include "iwl-trans.h" - #include "mvm.h" #include "fw-api.h" @@ -130,42 +129,7 @@ static void iwl_mvm_pass_packet_to_mac80211(struct iwl_mvm *mvm, memcpy(IEEE80211_SKB_RXCB(skb), stats, sizeof(*stats)); - ieee80211_rx_ni(mvm->hw, skb); -} - -static void iwl_mvm_calc_rssi(struct iwl_mvm *mvm, - struct iwl_rx_phy_info *phy_info, - struct ieee80211_rx_status *rx_status) -{ - int rssi_a, rssi_b, rssi_a_dbm, rssi_b_dbm, max_rssi_dbm; - u32 agc_a, agc_b; - u32 val; - - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]); - agc_a = (val & IWL_OFDM_AGC_A_MSK) >> IWL_OFDM_AGC_A_POS; - agc_b = (val & IWL_OFDM_AGC_B_MSK) >> IWL_OFDM_AGC_B_POS; - - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_AB_IDX]); - rssi_a = (val & IWL_OFDM_RSSI_INBAND_A_MSK) >> IWL_OFDM_RSSI_A_POS; - rssi_b = (val & IWL_OFDM_RSSI_INBAND_B_MSK) >> IWL_OFDM_RSSI_B_POS; - - /* - * dBm = rssi dB - agc dB - constant. - * Higher AGC (higher radio gain) means lower signal. - */ - rssi_a_dbm = rssi_a - IWL_RSSI_OFFSET - agc_a; - rssi_b_dbm = rssi_b - IWL_RSSI_OFFSET - agc_b; - max_rssi_dbm = max_t(int, rssi_a_dbm, rssi_b_dbm); - - IWL_DEBUG_STATS(mvm, "Rssi In A %d B %d Max %d AGCA %d AGCB %d\n", - rssi_a_dbm, rssi_b_dbm, max_rssi_dbm, agc_a, agc_b); - - rx_status->signal = max_rssi_dbm; - rx_status->chains = (le16_to_cpu(phy_info->phy_flags) & - RX_RES_PHY_FLAGS_ANTENNA) - >> RX_RES_PHY_FLAGS_ANTENNA_POS; - rx_status->chain_signal[0] = rssi_a_dbm; - rx_status->chain_signal[1] = rssi_b_dbm; + ieee80211_rx(mvm->hw, skb); } /* @@ -337,10 +301,7 @@ int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, */ /*rx_status.flag |= RX_FLAG_MACTIME_MPDU;*/ - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_RX_ENERGY_API) - iwl_mvm_get_signal_strength(mvm, phy_info, &rx_status); - else - iwl_mvm_calc_rssi(mvm, phy_info, &rx_status); + iwl_mvm_get_signal_strength(mvm, phy_info, &rx_status); IWL_DEBUG_STATS_LIMIT(mvm, "Rssi %d, TSF %llu\n", rx_status.signal, (unsigned long long)rx_status.mactime); @@ -394,6 +355,8 @@ int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, rx_status.rate_idx = rate_n_flags & RATE_VHT_MCS_RATE_CODE_MSK; rx_status.flag |= RX_FLAG_VHT; rx_status.flag |= stbc << RX_FLAG_STBC_SHIFT; + if (rate_n_flags & RATE_MCS_BF_MSK) + rx_status.vht_flag |= RX_VHT_FLAG_BF; } else { rx_status.rate_idx = iwl_mvm_legacy_rate_to_mac80211_idx(rate_n_flags, diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index c91dc8498852..63e7b16edb55 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -348,7 +348,10 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm, struct iwl_mvm_scan_params params = {}; lockdep_assert_held(&mvm->mutex); - BUG_ON(mvm->scan_cmd == NULL); + + /* we should have failed registration if scan_cmd was NULL */ + if (WARN_ON(mvm->scan_cmd == NULL)) + return -ENOMEM; IWL_DEBUG_SCAN(mvm, "Handling mac80211 scan request\n"); mvm->scan_status = IWL_MVM_SCAN_OS; @@ -567,9 +570,13 @@ int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, /* scan status must be locked for proper checking */ lockdep_assert_held(&mvm->mutex); - IWL_DEBUG_SCAN(mvm, "Scheduled scan completed, status %s\n", + IWL_DEBUG_SCAN(mvm, + "Scheduled scan completed, status %s EBS status %s:%d\n", scan_notif->status == IWL_SCAN_OFFLOAD_COMPLETED ? - "completed" : "aborted"); + "completed" : "aborted", scan_notif->ebs_status == + IWL_SCAN_EBS_SUCCESS ? "success" : "failed", + scan_notif->ebs_status); + /* only call mac80211 completion if the stop was initiated by FW */ if (mvm->scan_status == IWL_MVM_SCAN_SCHED) { @@ -577,6 +584,8 @@ int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, ieee80211_sched_scan_stopped(mvm->hw); } + mvm->last_ebs_successful = !scan_notif->ebs_status; + return 0; } @@ -913,6 +922,11 @@ int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, scan_req.flags |= cpu_to_le16(IWL_SCAN_OFFLOAD_FLAG_PASS_ALL); } + if (mvm->last_ebs_successful && + mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_EBS_SUPPORT) + scan_req.flags |= + cpu_to_le16(IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE); + return iwl_mvm_send_cmd_pdu(mvm, SCAN_OFFLOAD_REQUEST_CMD, CMD_SYNC, sizeof(scan_req), &scan_req); } diff --git a/drivers/net/wireless/iwlwifi/mvm/sf.c b/drivers/net/wireless/iwlwifi/mvm/sf.c index 88809b2d1654..7edfd15efc9d 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sf.c +++ b/drivers/net/wireless/iwlwifi/mvm/sf.c @@ -237,9 +237,6 @@ int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *changed_vif, .sta_vif_ap_sta_id = IWL_MVM_STATION_COUNT, }; - if (IWL_UCODE_API(mvm->fw->ucode_ver) < 8) - return 0; - /* * Ignore the call if we are in HW Restart flow, or if the handled * vif is a p2p device. diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index f339ef884250..3e11b9d802e7 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -66,115 +66,6 @@ #include "sta.h" #include "rs.h" -static void iwl_mvm_add_sta_cmd_v7_to_v5(struct iwl_mvm_add_sta_cmd_v7 *cmd_v7, - struct iwl_mvm_add_sta_cmd_v5 *cmd_v5) -{ - memset(cmd_v5, 0, sizeof(*cmd_v5)); - - cmd_v5->add_modify = cmd_v7->add_modify; - cmd_v5->tid_disable_tx = cmd_v7->tid_disable_tx; - cmd_v5->mac_id_n_color = cmd_v7->mac_id_n_color; - memcpy(cmd_v5->addr, cmd_v7->addr, ETH_ALEN); - cmd_v5->sta_id = cmd_v7->sta_id; - cmd_v5->modify_mask = cmd_v7->modify_mask; - cmd_v5->station_flags = cmd_v7->station_flags; - cmd_v5->station_flags_msk = cmd_v7->station_flags_msk; - cmd_v5->add_immediate_ba_tid = cmd_v7->add_immediate_ba_tid; - cmd_v5->remove_immediate_ba_tid = cmd_v7->remove_immediate_ba_tid; - cmd_v5->add_immediate_ba_ssn = cmd_v7->add_immediate_ba_ssn; - cmd_v5->sleep_tx_count = cmd_v7->sleep_tx_count; - cmd_v5->sleep_state_flags = cmd_v7->sleep_state_flags; - cmd_v5->assoc_id = cmd_v7->assoc_id; - cmd_v5->beamform_flags = cmd_v7->beamform_flags; - cmd_v5->tfd_queue_msk = cmd_v7->tfd_queue_msk; -} - -static void -iwl_mvm_add_sta_key_to_add_sta_cmd_v5(struct iwl_mvm_add_sta_key_cmd *key_cmd, - struct iwl_mvm_add_sta_cmd_v5 *sta_cmd, - u32 mac_id_n_color) -{ - memset(sta_cmd, 0, sizeof(*sta_cmd)); - - sta_cmd->sta_id = key_cmd->sta_id; - sta_cmd->add_modify = STA_MODE_MODIFY; - sta_cmd->modify_mask = STA_MODIFY_KEY; - sta_cmd->mac_id_n_color = cpu_to_le32(mac_id_n_color); - - sta_cmd->key.key_offset = key_cmd->key_offset; - sta_cmd->key.key_flags = key_cmd->key_flags; - memcpy(sta_cmd->key.key, key_cmd->key, sizeof(sta_cmd->key.key)); - sta_cmd->key.tkip_rx_tsc_byte2 = key_cmd->tkip_rx_tsc_byte2; - memcpy(sta_cmd->key.tkip_rx_ttak, key_cmd->tkip_rx_ttak, - sizeof(sta_cmd->key.tkip_rx_ttak)); -} - -static int iwl_mvm_send_add_sta_cmd_status(struct iwl_mvm *mvm, - struct iwl_mvm_add_sta_cmd_v7 *cmd, - int *status) -{ - struct iwl_mvm_add_sta_cmd_v5 cmd_v5; - - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD) - return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(*cmd), - cmd, status); - - iwl_mvm_add_sta_cmd_v7_to_v5(cmd, &cmd_v5); - - return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd_v5), - &cmd_v5, status); -} - -static int iwl_mvm_send_add_sta_cmd(struct iwl_mvm *mvm, u32 flags, - struct iwl_mvm_add_sta_cmd_v7 *cmd) -{ - struct iwl_mvm_add_sta_cmd_v5 cmd_v5; - - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD) - return iwl_mvm_send_cmd_pdu(mvm, ADD_STA, flags, - sizeof(*cmd), cmd); - - iwl_mvm_add_sta_cmd_v7_to_v5(cmd, &cmd_v5); - - return iwl_mvm_send_cmd_pdu(mvm, ADD_STA, flags, sizeof(cmd_v5), - &cmd_v5); -} - -static int -iwl_mvm_send_add_sta_key_cmd_status(struct iwl_mvm *mvm, - struct iwl_mvm_add_sta_key_cmd *cmd, - u32 mac_id_n_color, - int *status) -{ - struct iwl_mvm_add_sta_cmd_v5 sta_cmd; - - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD) - return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA_KEY, - sizeof(*cmd), cmd, status); - - iwl_mvm_add_sta_key_to_add_sta_cmd_v5(cmd, &sta_cmd, mac_id_n_color); - - return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(sta_cmd), - &sta_cmd, status); -} - -static int iwl_mvm_send_add_sta_key_cmd(struct iwl_mvm *mvm, - u32 flags, - struct iwl_mvm_add_sta_key_cmd *cmd, - u32 mac_id_n_color) -{ - struct iwl_mvm_add_sta_cmd_v5 sta_cmd; - - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD) - return iwl_mvm_send_cmd_pdu(mvm, ADD_STA_KEY, flags, - sizeof(*cmd), cmd); - - iwl_mvm_add_sta_key_to_add_sta_cmd_v5(cmd, &sta_cmd, mac_id_n_color); - - return iwl_mvm_send_cmd_pdu(mvm, ADD_STA, flags, sizeof(sta_cmd), - &sta_cmd); -} - static int iwl_mvm_find_free_sta_id(struct iwl_mvm *mvm, enum nl80211_iftype iftype) { @@ -207,7 +98,7 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta, bool update) { struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv; - struct iwl_mvm_add_sta_cmd_v7 add_sta_cmd; + struct iwl_mvm_add_sta_cmd add_sta_cmd; int ret; u32 status; u32 agg_size = 0, mpdu_dens = 0; @@ -295,7 +186,8 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta, cpu_to_le32(mpdu_dens << STA_FLG_AGG_MPDU_DENS_SHIFT); status = ADD_STA_SUCCESS; - ret = iwl_mvm_send_add_sta_cmd_status(mvm, &add_sta_cmd, &status); + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(add_sta_cmd), + &add_sta_cmd, &status); if (ret) return ret; @@ -380,7 +272,7 @@ int iwl_mvm_update_sta(struct iwl_mvm *mvm, int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool drain) { - struct iwl_mvm_add_sta_cmd_v7 cmd = {}; + struct iwl_mvm_add_sta_cmd cmd = {}; int ret; u32 status; @@ -393,7 +285,8 @@ int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, cmd.station_flags_msk = cpu_to_le32(STA_FLG_DRAIN_FLOW); status = ADD_STA_SUCCESS; - ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status); + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd), + &cmd, &status); if (ret) return ret; @@ -498,7 +391,7 @@ void iwl_mvm_sta_drained_wk(struct work_struct *wk) sta_id); continue; } - rcu_assign_pointer(mvm->fw_id_to_mac_id[sta_id], NULL); + RCU_INIT_POINTER(mvm->fw_id_to_mac_id[sta_id], NULL); clear_bit(sta_id, mvm->sta_drained); } @@ -520,14 +413,6 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, /* flush its queues here since we are freeing mvm_sta */ ret = iwl_mvm_flush_tx_path(mvm, mvm_sta->tfd_queue_msk, true); - /* - * Put a non-NULL since the fw station isn't removed. - * It will be removed after the MAC will be set as - * unassoc. - */ - rcu_assign_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id], - ERR_PTR(-EINVAL)); - /* if we are associated - we can't remove the AP STA now */ if (vif->bss_conf.assoc) return ret; @@ -557,7 +442,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, } else { spin_unlock_bh(&mvm_sta->lock); ret = iwl_mvm_rm_sta_common(mvm, mvm_sta->sta_id); - rcu_assign_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id], NULL); + RCU_INIT_POINTER(mvm->fw_id_to_mac_id[mvm_sta->sta_id], NULL); } return ret; @@ -571,7 +456,7 @@ int iwl_mvm_rm_sta_id(struct iwl_mvm *mvm, lockdep_assert_held(&mvm->mutex); - rcu_assign_pointer(mvm->fw_id_to_mac_id[sta_id], NULL); + RCU_INIT_POINTER(mvm->fw_id_to_mac_id[sta_id], NULL); return ret; } @@ -593,7 +478,7 @@ int iwl_mvm_allocate_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta, void iwl_mvm_dealloc_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta) { - rcu_assign_pointer(mvm->fw_id_to_mac_id[sta->sta_id], NULL); + RCU_INIT_POINTER(mvm->fw_id_to_mac_id[sta->sta_id], NULL); memset(sta, 0, sizeof(struct iwl_mvm_int_sta)); sta->sta_id = IWL_MVM_STATION_COUNT; } @@ -603,13 +488,13 @@ static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm, const u8 *addr, u16 mac_id, u16 color) { - struct iwl_mvm_add_sta_cmd_v7 cmd; + struct iwl_mvm_add_sta_cmd cmd; int ret; u32 status; lockdep_assert_held(&mvm->mutex); - memset(&cmd, 0, sizeof(struct iwl_mvm_add_sta_cmd_v7)); + memset(&cmd, 0, sizeof(cmd)); cmd.sta_id = sta->sta_id; cmd.mac_id_n_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mac_id, color)); @@ -619,7 +504,8 @@ static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm, if (addr) memcpy(cmd.addr, addr, ETH_ALEN); - ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status); + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd), + &cmd, &status); if (ret) return ret; @@ -753,7 +639,7 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int tid, u16 ssn, bool start) { struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv; - struct iwl_mvm_add_sta_cmd_v7 cmd = {}; + struct iwl_mvm_add_sta_cmd cmd = {}; int ret; u32 status; @@ -777,7 +663,8 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, STA_MODIFY_REMOVE_BA_TID; status = ADD_STA_SUCCESS; - ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status); + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd), + &cmd, &status); if (ret) return ret; @@ -812,7 +699,7 @@ static int iwl_mvm_sta_tx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int tid, u8 queue, bool start) { struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv; - struct iwl_mvm_add_sta_cmd_v7 cmd = {}; + struct iwl_mvm_add_sta_cmd cmd = {}; int ret; u32 status; @@ -834,7 +721,8 @@ static int iwl_mvm_sta_tx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, cmd.tid_disable_tx = cpu_to_le16(mvm_sta->tid_disable_agg); status = ADD_STA_SUCCESS; - ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status); + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd), + &cmd, &status); if (ret) return ret; @@ -1129,12 +1017,11 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm, u8 sta_id, u32 tkip_iv32, u16 *tkip_p1k, u32 cmd_flags) { - __le16 key_flags; struct iwl_mvm_add_sta_key_cmd cmd = {}; + __le16 key_flags; int ret, status; u16 keyidx; int i; - u32 mac_id_n_color = mvm_sta->mac_id_n_color; keyidx = (keyconf->keyidx << STA_KEY_FLG_KEYID_POS) & STA_KEY_FLG_KEYID_MSK; @@ -1167,12 +1054,11 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm, status = ADD_STA_SUCCESS; if (cmd_flags == CMD_SYNC) - ret = iwl_mvm_send_add_sta_key_cmd_status(mvm, &cmd, - mac_id_n_color, - &status); + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA_KEY, sizeof(cmd), + &cmd, &status); else - ret = iwl_mvm_send_add_sta_key_cmd(mvm, CMD_ASYNC, &cmd, - mac_id_n_color); + ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA_KEY, CMD_ASYNC, + sizeof(cmd), &cmd); switch (status) { case ADD_STA_SUCCESS: @@ -1399,9 +1285,8 @@ int iwl_mvm_remove_sta_key(struct iwl_mvm *mvm, cmd.sta_id = sta_id; status = ADD_STA_SUCCESS; - ret = iwl_mvm_send_add_sta_key_cmd_status(mvm, &cmd, - mvm_sta->mac_id_n_color, - &status); + ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA_KEY, sizeof(cmd), + &cmd, &status); switch (status) { case ADD_STA_SUCCESS: @@ -1448,7 +1333,7 @@ void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, struct ieee80211_sta *sta) { struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); - struct iwl_mvm_add_sta_cmd_v7 cmd = { + struct iwl_mvm_add_sta_cmd cmd = { .add_modify = STA_MODE_MODIFY, .sta_id = mvmsta->sta_id, .station_flags_msk = cpu_to_le32(STA_FLG_PS), @@ -1456,7 +1341,7 @@ void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, }; int ret; - ret = iwl_mvm_send_add_sta_cmd(mvm, CMD_ASYNC, &cmd); + ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, CMD_ASYNC, sizeof(cmd), &cmd); if (ret) IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret); } @@ -1468,7 +1353,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, bool agg) { struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); - struct iwl_mvm_add_sta_cmd_v7 cmd = { + struct iwl_mvm_add_sta_cmd cmd = { .add_modify = STA_MODE_MODIFY, .sta_id = mvmsta->sta_id, .modify_mask = STA_MODIFY_SLEEPING_STA_TX_COUNT, @@ -1538,7 +1423,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, cmd.sleep_state_flags |= cpu_to_le16(STA_SLEEP_STATE_UAPSD); } - ret = iwl_mvm_send_add_sta_cmd(mvm, CMD_ASYNC, &cmd); + ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, CMD_ASYNC, sizeof(cmd), &cmd); if (ret) IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret); } diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.h b/drivers/net/wireless/iwlwifi/mvm/sta.h index 2ed84c421481..e5e3071ff252 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/sta.h @@ -253,6 +253,8 @@ enum iwl_mvm_agg_state { * This is basically (last acked packet++). * @rate_n_flags: Rate at which Tx was attempted. Holds the data between the * Tx response (TX_CMD), and the block ack notification (COMPRESSED_BA). + * @reduced_tpc: Reduced tx power. Holds the data between the + * Tx response (TX_CMD), and the block ack notification (COMPRESSED_BA). * @state: state of the BA agreement establishment / tear down. * @txq_id: Tx queue used by the BA session * @ssn: the first packet to be sent in AGG HW queue in Tx AGG start flow, or @@ -265,6 +267,7 @@ struct iwl_mvm_tid_data { u16 next_reclaimed; /* The rest is Tx AGG related */ u32 rate_n_flags; + u8 reduced_tpc; enum iwl_mvm_agg_state state; u16 txq_id; u16 ssn; diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index 61331245ad93..a9402937f767 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -273,67 +273,10 @@ static bool iwl_mvm_time_event_response(struct iwl_notif_wait_data *notif_wait, return true; } -/* used to convert from time event API v2 to v1 */ -#define TE_V2_DEP_POLICY_MSK (TE_V2_DEP_OTHER | TE_V2_DEP_TSF |\ - TE_V2_EVENT_SOCIOPATHIC) -static inline u16 te_v2_get_notify(__le16 policy) -{ - return le16_to_cpu(policy) & TE_V2_NOTIF_MSK; -} - -static inline u16 te_v2_get_dep_policy(__le16 policy) -{ - return (le16_to_cpu(policy) & TE_V2_DEP_POLICY_MSK) >> - TE_V2_PLACEMENT_POS; -} - -static inline u16 te_v2_get_absence(__le16 policy) -{ - return (le16_to_cpu(policy) & TE_V2_ABSENCE) >> TE_V2_ABSENCE_POS; -} - -static void iwl_mvm_te_v2_to_v1(const struct iwl_time_event_cmd_v2 *cmd_v2, - struct iwl_time_event_cmd_v1 *cmd_v1) -{ - cmd_v1->id_and_color = cmd_v2->id_and_color; - cmd_v1->action = cmd_v2->action; - cmd_v1->id = cmd_v2->id; - cmd_v1->apply_time = cmd_v2->apply_time; - cmd_v1->max_delay = cmd_v2->max_delay; - cmd_v1->depends_on = cmd_v2->depends_on; - cmd_v1->interval = cmd_v2->interval; - cmd_v1->duration = cmd_v2->duration; - if (cmd_v2->repeat == TE_V2_REPEAT_ENDLESS) - cmd_v1->repeat = cpu_to_le32(TE_V1_REPEAT_ENDLESS); - else - cmd_v1->repeat = cpu_to_le32(cmd_v2->repeat); - cmd_v1->max_frags = cpu_to_le32(cmd_v2->max_frags); - cmd_v1->interval_reciprocal = 0; /* unused */ - - cmd_v1->dep_policy = cpu_to_le32(te_v2_get_dep_policy(cmd_v2->policy)); - cmd_v1->is_present = cpu_to_le32(!te_v2_get_absence(cmd_v2->policy)); - cmd_v1->notify = cpu_to_le32(te_v2_get_notify(cmd_v2->policy)); -} - -static int iwl_mvm_send_time_event_cmd(struct iwl_mvm *mvm, - const struct iwl_time_event_cmd_v2 *cmd) -{ - struct iwl_time_event_cmd_v1 cmd_v1; - - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2) - return iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_SYNC, - sizeof(*cmd), cmd); - - iwl_mvm_te_v2_to_v1(cmd, &cmd_v1); - return iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_SYNC, - sizeof(cmd_v1), &cmd_v1); -} - - static int iwl_mvm_time_event_send_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_time_event_data *te_data, - struct iwl_time_event_cmd_v2 *te_cmd) + struct iwl_time_event_cmd *te_cmd) { static const u8 time_event_response[] = { TIME_EVENT_CMD }; struct iwl_notification_wait wait_time_event; @@ -369,7 +312,8 @@ static int iwl_mvm_time_event_send_add(struct iwl_mvm *mvm, ARRAY_SIZE(time_event_response), iwl_mvm_time_event_response, te_data); - ret = iwl_mvm_send_time_event_cmd(mvm, te_cmd); + ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_SYNC, + sizeof(*te_cmd), te_cmd); if (ret) { IWL_ERR(mvm, "Couldn't send TIME_EVENT_CMD: %d\n", ret); iwl_remove_notification(&mvm->notif_wait, &wait_time_event); @@ -397,7 +341,7 @@ void iwl_mvm_protect_session(struct iwl_mvm *mvm, { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm_time_event_data *te_data = &mvmvif->time_event_data; - struct iwl_time_event_cmd_v2 time_cmd = {}; + struct iwl_time_event_cmd time_cmd = {}; lockdep_assert_held(&mvm->mutex); @@ -453,7 +397,7 @@ void iwl_mvm_remove_time_event(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif, struct iwl_mvm_time_event_data *te_data) { - struct iwl_time_event_cmd_v2 time_cmd = {}; + struct iwl_time_event_cmd time_cmd = {}; u32 id, uid; int ret; @@ -490,7 +434,8 @@ void iwl_mvm_remove_time_event(struct iwl_mvm *mvm, cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, mvmvif->color)); IWL_DEBUG_TE(mvm, "Removing TE 0x%x\n", le32_to_cpu(time_cmd.id)); - ret = iwl_mvm_send_time_event_cmd(mvm, &time_cmd); + ret = iwl_mvm_send_cmd_pdu(mvm, TIME_EVENT_CMD, CMD_SYNC, + sizeof(time_cmd), &time_cmd); if (WARN_ON(ret)) return; } @@ -510,7 +455,7 @@ int iwl_mvm_start_p2p_roc(struct iwl_mvm *mvm, struct ieee80211_vif *vif, { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm_time_event_data *te_data = &mvmvif->time_event_data; - struct iwl_time_event_cmd_v2 time_cmd = {}; + struct iwl_time_event_cmd time_cmd = {}; lockdep_assert_held(&mvm->mutex); if (te_data->running) { diff --git a/drivers/net/wireless/iwlwifi/mvm/tt.c b/drivers/net/wireless/iwlwifi/mvm/tt.c index 7a99fa361954..39a3e03a0acd 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/iwlwifi/mvm/tt.c @@ -468,13 +468,14 @@ void iwl_mvm_tt_handler(struct iwl_mvm *mvm) } if (params->support_tx_backoff) { - tx_backoff = 0; + tx_backoff = tt->min_backoff; for (i = 0; i < TT_TX_BACKOFF_SIZE; i++) { if (temperature < params->tx_backoff[i].temperature) break; - tx_backoff = params->tx_backoff[i].backoff; + tx_backoff = max(tt->min_backoff, + params->tx_backoff[i].backoff); } - if (tx_backoff != 0) + if (tx_backoff != tt->min_backoff) throttle_enable = true; if (tt->tx_backoff != tx_backoff) iwl_mvm_tt_tx_backoff(mvm, tx_backoff); @@ -484,7 +485,8 @@ void iwl_mvm_tt_handler(struct iwl_mvm *mvm) IWL_WARN(mvm, "Due to high temperature thermal throttling initiated\n"); tt->throttle = true; - } else if (tt->throttle && !tt->dynamic_smps && tt->tx_backoff == 0 && + } else if (tt->throttle && !tt->dynamic_smps && + tt->tx_backoff == tt->min_backoff && temperature <= params->tx_protection_exit) { IWL_WARN(mvm, "Temperature is back to normal thermal throttling stopped\n"); diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 879aeac46cc1..ff1b630e130e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -636,7 +636,11 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, seq_ctl = le16_to_cpu(hdr->seq_ctrl); } - ieee80211_tx_status_ni(mvm->hw, skb); + BUILD_BUG_ON(ARRAY_SIZE(info->status.status_driver_data) < 1); + info->status.status_driver_data[0] = + (void *)(uintptr_t)tx_resp->reduced_tpc; + + ieee80211_tx_status(mvm->hw, skb); } if (txq_id >= mvm->first_agg_queue) { @@ -815,6 +819,7 @@ static void iwl_mvm_rx_tx_cmd_agg(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); mvmsta->tid_data[tid].rate_n_flags = le32_to_cpu(tx_resp->initial_rate); + mvmsta->tid_data[tid].reduced_tpc = tx_resp->reduced_tpc; } rcu_read_unlock(); @@ -928,6 +933,8 @@ int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, info->status.ampdu_len = ba_notif->txed; iwl_mvm_hwrate_to_tx_status(tid_data->rate_n_flags, info); + info->status.status_driver_data[0] = + (void *)(uintptr_t)tid_data->reduced_tpc; } } @@ -937,7 +944,7 @@ int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, while (!skb_queue_empty(&reclaimed_skbs)) { skb = __skb_dequeue(&reclaimed_skbs); - ieee80211_tx_status_ni(mvm->hw, skb); + ieee80211_tx_status(mvm->hw, skb); } return 0; diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c index d619851745a1..c5f4532cafa9 100644 --- a/drivers/net/wireless/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/iwlwifi/mvm/utils.c @@ -64,6 +64,7 @@ #include "iwl-debug.h" #include "iwl-io.h" +#include "iwl-prph.h" #include "mvm.h" #include "fw-api-rs.h" @@ -469,6 +470,8 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm) mvm->status, table.valid); } + /* Do not change this output - scripts rely on it */ + IWL_ERR(mvm, "Loaded firmware version: %s\n", mvm->fw->fw_version); trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low, @@ -522,7 +525,7 @@ void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm) u32 ofs, sram_len; void *sram; - if (!mvm->ucode_loaded || mvm->fw_error_sram) + if (!mvm->ucode_loaded || mvm->fw_error_sram || mvm->fw_error_dump) return; img = &mvm->fw->img[mvm->cur_ucode]; @@ -538,6 +541,47 @@ void iwl_mvm_fw_error_sram_dump(struct iwl_mvm *mvm) mvm->fw_error_sram_len = sram_len; } +void iwl_mvm_fw_error_rxf_dump(struct iwl_mvm *mvm) +{ + int i, reg_val; + unsigned long flags; + + if (!mvm->ucode_loaded || mvm->fw_error_rxf || mvm->fw_error_dump) + return; + + /* reading buffer size */ + reg_val = iwl_trans_read_prph(mvm->trans, RXF_SIZE_ADDR); + mvm->fw_error_rxf_len = + (reg_val & RXF_SIZE_BYTE_CNT_MSK) >> RXF_SIZE_BYTE_CND_POS; + + /* the register holds the value divided by 128 */ + mvm->fw_error_rxf_len = mvm->fw_error_rxf_len << 7; + + if (!mvm->fw_error_rxf_len) + return; + + mvm->fw_error_rxf = kzalloc(mvm->fw_error_rxf_len, GFP_ATOMIC); + if (!mvm->fw_error_rxf) { + mvm->fw_error_rxf_len = 0; + return; + } + + if (!iwl_trans_grab_nic_access(mvm->trans, false, &flags)) { + kfree(mvm->fw_error_rxf); + mvm->fw_error_rxf = NULL; + mvm->fw_error_rxf_len = 0; + return; + } + + for (i = 0; i < (mvm->fw_error_rxf_len / sizeof(u32)); i++) { + iwl_trans_write_prph(mvm->trans, RXF_LD_FENCE_OFFSET_ADDR, + i * sizeof(u32)); + mvm->fw_error_rxf[i] = + iwl_trans_read_prph(mvm->trans, RXF_FIFO_RD_FENCE_ADDR); + } + iwl_trans_release_nic_access(mvm->trans, &flags); +} + /** * iwl_mvm_send_lq_cmd() - Send link quality command * @init: This command is sent as part of station initialization right diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h index 9091513ea738..1b95d856dfd5 100644 --- a/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -102,7 +102,7 @@ struct iwl_rxq { u32 write_actual; struct list_head rx_free; struct list_head rx_used; - int need_update; + bool need_update; struct iwl_rb_status *rb_stts; dma_addr_t rb_stts_dma; spinlock_t lock; @@ -231,7 +231,7 @@ struct iwl_txq { spinlock_t lock; struct timer_list stuck_timer; struct iwl_trans_pcie *trans_pcie; - u8 need_update; + bool need_update; u8 active; bool ampdu; }; @@ -270,6 +270,9 @@ struct iwl_trans_pcie { struct iwl_trans *trans; struct iwl_drv *drv; + struct net_device napi_dev; + struct napi_struct napi; + /* INT ICT Table */ __le32 *ict_tbl; dma_addr_t ict_tbl_dma; @@ -362,7 +365,7 @@ void iwl_trans_pcie_txq_enable(struct iwl_trans *trans, int txq_id, int fifo, void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int queue); int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, struct iwl_device_cmd *dev_cmd, int txq_id); -void iwl_pcie_txq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_txq *txq); +void iwl_pcie_txq_check_wrptrs(struct iwl_trans *trans); int iwl_trans_pcie_send_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd); void iwl_pcie_hcmd_complete(struct iwl_trans *trans, struct iwl_rx_cmd_buffer *rxb, int handler_status); diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index fdfa3969cac9..4a26a082a1ba 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -145,15 +145,13 @@ int iwl_pcie_rx_stop(struct iwl_trans *trans) /* * iwl_pcie_rxq_inc_wr_ptr - Update the write pointer for the RX queue */ -static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, - struct iwl_rxq *rxq) +static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans) { + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + struct iwl_rxq *rxq = &trans_pcie->rxq; u32 reg; - spin_lock(&rxq->lock); - - if (rxq->need_update == 0) - goto exit_unlock; + lockdep_assert_held(&rxq->lock); /* * explicitly wake up the NIC if: @@ -169,13 +167,27 @@ static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, reg); iwl_set_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); - goto exit_unlock; + rxq->need_update = true; + return; } } rxq->write_actual = round_down(rxq->write, 8); iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, rxq->write_actual); - rxq->need_update = 0; +} + +static void iwl_pcie_rxq_check_wrptr(struct iwl_trans *trans) +{ + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + struct iwl_rxq *rxq = &trans_pcie->rxq; + + spin_lock(&rxq->lock); + + if (!rxq->need_update) + goto exit_unlock; + + iwl_pcie_rxq_inc_wr_ptr(trans); + rxq->need_update = false; exit_unlock: spin_unlock(&rxq->lock); @@ -236,9 +248,8 @@ static void iwl_pcie_rxq_restock(struct iwl_trans *trans) * Increment device's write pointer in multiples of 8. */ if (rxq->write_actual != (rxq->write & ~0x7)) { spin_lock(&rxq->lock); - rxq->need_update = 1; + iwl_pcie_rxq_inc_wr_ptr(trans); spin_unlock(&rxq->lock); - iwl_pcie_rxq_inc_wr_ptr(trans, rxq); } } @@ -362,20 +373,9 @@ static void iwl_pcie_rxq_free_rbs(struct iwl_trans *trans) * Also restock the Rx queue via iwl_pcie_rxq_restock. * This is called as a scheduled work item (except for during initialization) */ -static void iwl_pcie_rx_replenish(struct iwl_trans *trans) -{ - struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - - iwl_pcie_rxq_alloc_rbs(trans, GFP_KERNEL); - - spin_lock(&trans_pcie->irq_lock); - iwl_pcie_rxq_restock(trans); - spin_unlock(&trans_pcie->irq_lock); -} - -static void iwl_pcie_rx_replenish_now(struct iwl_trans *trans) +static void iwl_pcie_rx_replenish(struct iwl_trans *trans, gfp_t gfp) { - iwl_pcie_rxq_alloc_rbs(trans, GFP_ATOMIC); + iwl_pcie_rxq_alloc_rbs(trans, gfp); iwl_pcie_rxq_restock(trans); } @@ -385,7 +385,7 @@ static void iwl_pcie_rx_replenish_work(struct work_struct *data) struct iwl_trans_pcie *trans_pcie = container_of(data, struct iwl_trans_pcie, rx_replenish); - iwl_pcie_rx_replenish(trans_pcie->trans); + iwl_pcie_rx_replenish(trans_pcie->trans, GFP_KERNEL); } static int iwl_pcie_rx_alloc(struct iwl_trans *trans) @@ -521,14 +521,13 @@ int iwl_pcie_rx_init(struct iwl_trans *trans) memset(rxq->rb_stts, 0, sizeof(*rxq->rb_stts)); spin_unlock(&rxq->lock); - iwl_pcie_rx_replenish(trans); + iwl_pcie_rx_replenish(trans, GFP_KERNEL); iwl_pcie_rx_hw_init(trans, rxq); - spin_lock(&trans_pcie->irq_lock); - rxq->need_update = 1; - iwl_pcie_rxq_inc_wr_ptr(trans, rxq); - spin_unlock(&trans_pcie->irq_lock); + spin_lock(&rxq->lock); + iwl_pcie_rxq_inc_wr_ptr(trans); + spin_unlock(&rxq->lock); return 0; } @@ -673,7 +672,6 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, /* Reuse the page if possible. For notification packets and * SKBs that fail to Rx correctly, add them back into the * rx_free list for reuse later. */ - spin_lock(&rxq->lock); if (rxb->page != NULL) { rxb->page_dma = dma_map_page(trans->dev, rxb->page, 0, @@ -694,7 +692,6 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, } } else list_add_tail(&rxb->list, &rxq->rx_used); - spin_unlock(&rxq->lock); } /* @@ -709,6 +706,8 @@ static void iwl_pcie_rx_handle(struct iwl_trans *trans) u32 count = 8; int total_empty; +restart: + spin_lock(&rxq->lock); /* uCode's read index (stored in shared DRAM) indicates the last Rx * buffer that the driver may process (last buffer filled by ucode). */ r = le16_to_cpu(ACCESS_ONCE(rxq->rb_stts->closed_rb_num)) & 0x0FFF; @@ -743,18 +742,25 @@ static void iwl_pcie_rx_handle(struct iwl_trans *trans) count++; if (count >= 8) { rxq->read = i; - iwl_pcie_rx_replenish_now(trans); + spin_unlock(&rxq->lock); + iwl_pcie_rx_replenish(trans, GFP_ATOMIC); count = 0; + goto restart; } } } /* Backtrack one entry */ rxq->read = i; + spin_unlock(&rxq->lock); + if (fill_rx) - iwl_pcie_rx_replenish_now(trans); + iwl_pcie_rx_replenish(trans, GFP_ATOMIC); else iwl_pcie_rxq_restock(trans); + + if (trans_pcie->napi.poll) + napi_gro_flush(&trans_pcie->napi, false); } /* @@ -876,7 +882,6 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) struct isr_statistics *isr_stats = &trans_pcie->isr_stats; u32 inta = 0; u32 handled = 0; - u32 i; lock_map_acquire(&trans->sync_cmd_lockdep_map); @@ -1028,9 +1033,8 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) /* uCode wakes up after power-down sleep */ if (inta & CSR_INT_BIT_WAKEUP) { IWL_DEBUG_ISR(trans, "Wakeup interrupt\n"); - iwl_pcie_rxq_inc_wr_ptr(trans, &trans_pcie->rxq); - for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) - iwl_pcie_txq_inc_wr_ptr(trans, &trans_pcie->txq[i]); + iwl_pcie_rxq_check_wrptr(trans); + iwl_pcie_txq_check_wrptrs(trans); isr_stats->wakeup++; @@ -1068,8 +1072,6 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) iwl_write8(trans, CSR_INT_PERIODIC_REG, CSR_INT_PERIODIC_DIS); - iwl_pcie_rx_handle(trans); - /* * Enable periodic interrupt in 8 msec only if we received * real RX interrupt (instead of just periodic int), to catch @@ -1082,6 +1084,10 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) CSR_INT_PERIODIC_ENA); isr_stats->rx++; + + local_bh_disable(); + iwl_pcie_rx_handle(trans); + local_bh_enable(); } /* This "Tx" DMA channel is used only for loading uCode */ diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index dcfd6d866d09..f98ef1e62eb9 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -103,7 +103,6 @@ static void iwl_pcie_set_pwr(struct iwl_trans *trans, bool vaux) /* PCI registers */ #define PCI_CFG_RETRY_TIMEOUT 0x041 -#define CPU1_CPU2_SEPARATOR_SECTION 0xFFFFCCCC static void iwl_pcie_apm_config(struct iwl_trans *trans) { @@ -1053,6 +1052,12 @@ static void iwl_trans_pcie_write_prph(struct iwl_trans *trans, u32 addr, iwl_trans_pcie_write32(trans, HBUS_TARG_PRPH_WDAT, val); } +static int iwl_pcie_dummy_napi_poll(struct napi_struct *napi, int budget) +{ + WARN_ON(1); + return 0; +} + static void iwl_trans_pcie_configure(struct iwl_trans *trans, const struct iwl_trans_config *trans_cfg) { @@ -1079,6 +1084,18 @@ static void iwl_trans_pcie_configure(struct iwl_trans *trans, trans_pcie->command_names = trans_cfg->command_names; trans_pcie->bc_table_dword = trans_cfg->bc_table_dword; + + /* Initialize NAPI here - it should be before registering to mac80211 + * in the opmode but after the HW struct is allocated. + * As this function may be called again in some corner cases don't + * do anything if NAPI was already initialized. + */ + if (!trans_pcie->napi.poll && trans->op_mode->ops->napi_add) { + init_dummy_netdev(&trans_pcie->napi_dev); + iwl_op_mode_napi_add(trans->op_mode, &trans_pcie->napi, + &trans_pcie->napi_dev, + iwl_pcie_dummy_napi_poll, 64); + } } void iwl_trans_pcie_free(struct iwl_trans *trans) @@ -1099,6 +1116,9 @@ void iwl_trans_pcie_free(struct iwl_trans *trans) pci_disable_device(trans_pcie->pci_dev); kmem_cache_destroy(trans->dev_cmd_pool); + if (trans_pcie->napi.poll) + netif_napi_del(&trans_pcie->napi); + kfree(trans); } @@ -1237,7 +1257,7 @@ static int iwl_trans_pcie_write_mem(struct iwl_trans *trans, u32 addr, #define IWL_FLUSH_WAIT_MS 2000 -static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans) +static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans, u32 txq_bm) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_txq *txq; @@ -1250,13 +1270,31 @@ static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans) /* waiting for all the tx frames complete might take a while */ for (cnt = 0; cnt < trans->cfg->base_params->num_of_queues; cnt++) { + u8 wr_ptr; + if (cnt == trans_pcie->cmd_queue) continue; + if (!test_bit(cnt, trans_pcie->queue_used)) + continue; + if (!(BIT(cnt) & txq_bm)) + continue; + + IWL_DEBUG_TX_QUEUES(trans, "Emptying queue %d...\n", cnt); txq = &trans_pcie->txq[cnt]; q = &txq->q; - while (q->read_ptr != q->write_ptr && !time_after(jiffies, - now + msecs_to_jiffies(IWL_FLUSH_WAIT_MS))) + wr_ptr = ACCESS_ONCE(q->write_ptr); + + while (q->read_ptr != ACCESS_ONCE(q->write_ptr) && + !time_after(jiffies, + now + msecs_to_jiffies(IWL_FLUSH_WAIT_MS))) { + u8 write_ptr = ACCESS_ONCE(q->write_ptr); + + if (WARN_ONCE(wr_ptr != write_ptr, + "WR pointer moved while flushing %d -> %d\n", + wr_ptr, write_ptr)) + return -ETIMEDOUT; msleep(1); + } if (q->read_ptr != q->write_ptr) { IWL_ERR(trans, @@ -1264,6 +1302,7 @@ static int iwl_trans_pcie_wait_txq_empty(struct iwl_trans *trans) ret = -ETIMEDOUT; break; } + IWL_DEBUG_TX_QUEUES(trans, "Queue %d is now empty.\n", cnt); } if (!ret) diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 3b0c72c10054..dde6031f4257 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -287,14 +287,14 @@ static void iwl_pcie_txq_inval_byte_cnt_tbl(struct iwl_trans *trans, /* * iwl_pcie_txq_inc_wr_ptr - Send new write index to hardware */ -void iwl_pcie_txq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_txq *txq) +static void iwl_pcie_txq_inc_wr_ptr(struct iwl_trans *trans, + struct iwl_txq *txq) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); u32 reg = 0; int txq_id = txq->q.id; - if (txq->need_update == 0) - return; + lockdep_assert_held(&txq->lock); /* * explicitly wake up the NIC if: @@ -317,6 +317,7 @@ void iwl_pcie_txq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_txq *txq) txq_id, reg); iwl_set_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); + txq->need_update = true; return; } } @@ -327,8 +328,23 @@ void iwl_pcie_txq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_txq *txq) */ IWL_DEBUG_TX(trans, "Q:%d WR: 0x%x\n", txq_id, txq->q.write_ptr); iwl_write32(trans, HBUS_TARG_WRPTR, txq->q.write_ptr | (txq_id << 8)); +} + +void iwl_pcie_txq_check_wrptrs(struct iwl_trans *trans) +{ + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + int i; - txq->need_update = 0; + for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) { + struct iwl_txq *txq = &trans_pcie->txq[i]; + + spin_lock(&txq->lock); + if (trans_pcie->txq[i].need_update) { + iwl_pcie_txq_inc_wr_ptr(trans, txq); + trans_pcie->txq[i].need_update = false; + } + spin_unlock(&txq->lock); + } } static inline dma_addr_t iwl_pcie_tfd_tb_get_addr(struct iwl_tfd *tfd, u8 idx) @@ -542,7 +558,7 @@ static int iwl_pcie_txq_init(struct iwl_trans *trans, struct iwl_txq *txq, { int ret; - txq->need_update = 0; + txq->need_update = false; /* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise * iwl_queue_inc_wrap and iwl_queue_dec_wrap are broken. */ @@ -680,7 +696,8 @@ void iwl_pcie_tx_start(struct iwl_trans *trans, u32 scd_base_addr) /* The chain extension of the SCD doesn't work well. This feature is * enabled by default by the HW, so we need to disable it manually. */ - iwl_write_prph(trans, SCD_CHAINEXT_EN, 0); + if (trans->cfg->base_params->scd_chain_ext_wa) + iwl_write_prph(trans, SCD_CHAINEXT_EN, 0); iwl_trans_ac_txq_enable(trans, trans_pcie->cmd_queue, trans_pcie->cmd_fifo); @@ -1028,7 +1045,8 @@ static void iwl_pcie_cmdq_reclaim(struct iwl_trans *trans, int txq_id, int idx) } } - if (q->read_ptr == q->write_ptr) { + if (trans->cfg->base_params->apmg_wake_up_wa && + q->read_ptr == q->write_ptr) { spin_lock_irqsave(&trans_pcie->reg_lock, flags); WARN_ON(!trans_pcie->cmd_in_flight); trans_pcie->cmd_in_flight = false; @@ -1392,8 +1410,6 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, kfree(txq->entries[idx].free_buf); txq->entries[idx].free_buf = dup_buf; - txq->need_update = 1; - trace_iwlwifi_dev_hcmd(trans->dev, cmd, cmd_size, &out_cmd->hdr); /* start timer if queue currently empty */ @@ -1405,9 +1421,11 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, /* * wake up the NIC to make sure that the firmware will see the host * command - we will let the NIC sleep once all the host commands - * returned. + * returned. This needs to be done only on NICs that have + * apmg_wake_up_wa set. */ - if (!trans_pcie->cmd_in_flight) { + if (trans->cfg->base_params->apmg_wake_up_wa && + !trans_pcie->cmd_in_flight) { trans_pcie->cmd_in_flight = true; __iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); @@ -1661,7 +1679,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, dma_addr_t tb0_phys, tb1_phys, scratch_phys; void *tb1_addr; u16 len, tb1_len, tb2_len; - u8 wait_write_ptr = 0; + bool wait_write_ptr; __le16 fc = hdr->frame_control; u8 hdr_len = ieee80211_hdrlen(fc); u16 wifi_seq; @@ -1762,12 +1780,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, trace_iwlwifi_dev_tx_data(trans->dev, skb, skb->data + hdr_len, tb2_len); - if (!ieee80211_has_morefrags(fc)) { - txq->need_update = 1; - } else { - wait_write_ptr = 1; - txq->need_update = 0; - } + wait_write_ptr = ieee80211_has_morefrags(fc); /* start timer if queue currently empty */ if (txq->need_update && q->read_ptr == q->write_ptr && @@ -1776,21 +1789,18 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, /* Tell device the write index *just past* this latest filled TFD */ q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd); - iwl_pcie_txq_inc_wr_ptr(trans, txq); + if (!wait_write_ptr) + iwl_pcie_txq_inc_wr_ptr(trans, txq); /* * At this point the frame is "transmitted" successfully - * and we will get a TX status notification eventually, - * regardless of the value of ret. "ret" only indicates - * whether or not we should update the write pointer. + * and we will get a TX status notification eventually. */ if (iwl_queue_space(q) < q->high_mark) { - if (wait_write_ptr) { - txq->need_update = 1; + if (wait_write_ptr) iwl_pcie_txq_inc_wr_ptr(trans, txq); - } else { + else iwl_stop_queue(trans, txq); - } } spin_unlock(&txq->lock); return 0; diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 9d7a52f5a410..a312c653d116 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -1676,7 +1676,9 @@ static int mac80211_hwsim_ampdu_action(struct ieee80211_hw *hw, return 0; } -static void mac80211_hwsim_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void mac80211_hwsim_flush(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 queues, bool drop) { /* Not implemented, queues only on kernel side */ } @@ -2056,6 +2058,7 @@ static int mac80211_hwsim_create_radio(int channels, const char *reg_alpha2, WIPHY_FLAG_AP_UAPSD | WIPHY_FLAG_HAS_CHANNEL_SWITCH; hw->wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR; + hw->wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE; /* ask mac80211 to reserve space for magic */ hw->vif_data_size = sizeof(struct hwsim_vif_priv); diff --git a/drivers/net/wireless/mwifiex/11ac.c b/drivers/net/wireless/mwifiex/11ac.c index c92f27aa71ed..706831df1fa2 100644 --- a/drivers/net/wireless/mwifiex/11ac.c +++ b/drivers/net/wireless/mwifiex/11ac.c @@ -212,8 +212,7 @@ int mwifiex_cmd_append_11ac_tlv(struct mwifiex_private *priv, sizeof(struct mwifiex_ie_types_header)); memcpy((u8 *)vht_op + sizeof(struct mwifiex_ie_types_header), - (u8 *)bss_desc->bcn_vht_oper + - sizeof(struct ieee_types_header), + (u8 *)bss_desc->bcn_vht_oper, le16_to_cpu(vht_op->header.len)); /* negotiate the channel width and central freq diff --git a/drivers/net/wireless/mwifiex/11n.c b/drivers/net/wireless/mwifiex/11n.c index d14ead8beca8..2bd07d681c5e 100644 --- a/drivers/net/wireless/mwifiex/11n.c +++ b/drivers/net/wireless/mwifiex/11n.c @@ -345,8 +345,7 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, memcpy((u8 *) ht_info + sizeof(struct mwifiex_ie_types_header), - (u8 *) bss_desc->bcn_ht_oper + - sizeof(struct ieee_types_header), + (u8 *)bss_desc->bcn_ht_oper, le16_to_cpu(ht_info->header.len)); if (!(sband->ht_cap.cap & diff --git a/drivers/net/wireless/mwifiex/11n_aggr.c b/drivers/net/wireless/mwifiex/11n_aggr.c index 63211707f939..860dfe71cf96 100644 --- a/drivers/net/wireless/mwifiex/11n_aggr.c +++ b/drivers/net/wireless/mwifiex/11n_aggr.c @@ -160,6 +160,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, int pad = 0, ret; struct mwifiex_tx_param tx_param; struct txpd *ptx_pd = NULL; + struct timeval tv; int headroom = adapter->iface_type == MWIFIEX_USB ? 0 : INTF_HEADER_LEN; skb_src = skb_peek(&pra_list->skb_head); @@ -184,6 +185,9 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, tx_info_aggr->bss_num = tx_info_src->bss_num; skb_aggr->priority = skb_src->priority; + do_gettimeofday(&tv); + skb_aggr->tstamp = timeval_to_ktime(tv); + do { /* Check if AMSDU can accommodate this MSDU */ if (skb_tailroom(skb_aggr) < (skb_src->len + LLC_SNAP_LEN)) @@ -236,18 +240,11 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, skb_aggr, NULL); } else { - /* - * Padding per MSDU will affect the length of next - * packet and hence the exact length of next packet - * is uncertain here. - * - * Also, aggregation of transmission buffer, while - * downloading the data to the card, wont gain much - * on the AMSDU packets as the AMSDU packets utilizes - * the transmission buffer space to the maximum - * (adapter->tx_buf_size). - */ - tx_param.next_pkt_len = 0; + if (skb_src) + tx_param.next_pkt_len = + skb_src->len + sizeof(struct txpd); + else + tx_param.next_pkt_len = 0; ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, skb_aggr, &tx_param); diff --git a/drivers/net/wireless/mwifiex/README b/drivers/net/wireless/mwifiex/README index b9242c3dca43..3b55ce5690a5 100644 --- a/drivers/net/wireless/mwifiex/README +++ b/drivers/net/wireless/mwifiex/README @@ -200,4 +200,11 @@ getlog cat getlog +fw_dump + This command is used to dump firmware memory into files. + Separate file will be created for each memory segment. + Usage: + + cat fw_dump + =============================================================================== diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 1062c918a7bf..8dee6c86f4f1 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -955,8 +955,6 @@ mwifiex_cmd_timeout_func(unsigned long function_context) adapter->cmd_wait_q.status = -ETIMEDOUT; wake_up_interruptible(&adapter->cmd_wait_q.wait); mwifiex_cancel_pending_ioctl(adapter); - /* reset cmd_sent flag to unblock new commands */ - adapter->cmd_sent = false; } } if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) diff --git a/drivers/net/wireless/mwifiex/debugfs.c b/drivers/net/wireless/mwifiex/debugfs.c index b8a49aad12fd..7b419bbcd544 100644 --- a/drivers/net/wireless/mwifiex/debugfs.c +++ b/drivers/net/wireless/mwifiex/debugfs.c @@ -257,6 +257,29 @@ free_and_exit: } /* + * Proc firmware dump read handler. + * + * This function is called when the 'fw_dump' file is opened for + * reading. + * This function dumps firmware memory in different files + * (ex. DTCM, ITCM, SQRAM etc.) based on the the segments for + * debugging. + */ +static ssize_t +mwifiex_fw_dump_read(struct file *file, char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct mwifiex_private *priv = file->private_data; + + if (!priv->adapter->if_ops.fw_dump) + return -EIO; + + priv->adapter->if_ops.fw_dump(priv->adapter); + + return 0; +} + +/* * Proc getlog file read handler. * * This function is called when the 'getlog' file is opened for reading @@ -699,6 +722,7 @@ static const struct file_operations mwifiex_dfs_##name##_fops = { \ MWIFIEX_DFS_FILE_READ_OPS(info); MWIFIEX_DFS_FILE_READ_OPS(debug); MWIFIEX_DFS_FILE_READ_OPS(getlog); +MWIFIEX_DFS_FILE_READ_OPS(fw_dump); MWIFIEX_DFS_FILE_OPS(regrdwr); MWIFIEX_DFS_FILE_OPS(rdeeprom); @@ -722,6 +746,7 @@ mwifiex_dev_debugfs_init(struct mwifiex_private *priv) MWIFIEX_DFS_ADD_FILE(getlog); MWIFIEX_DFS_ADD_FILE(regrdwr); MWIFIEX_DFS_ADD_FILE(rdeeprom); + MWIFIEX_DFS_ADD_FILE(fw_dump); } /* diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index e7b3e16e5d34..38da6ff6f416 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -42,12 +42,12 @@ #define MWIFIEX_MAX_TX_BASTREAM_SUPPORTED 2 #define MWIFIEX_MAX_RX_BASTREAM_SUPPORTED 16 -#define MWIFIEX_STA_AMPDU_DEF_TXWINSIZE 16 -#define MWIFIEX_STA_AMPDU_DEF_RXWINSIZE 32 +#define MWIFIEX_STA_AMPDU_DEF_TXWINSIZE 64 +#define MWIFIEX_STA_AMPDU_DEF_RXWINSIZE 64 #define MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE 32 #define MWIFIEX_UAP_AMPDU_DEF_RXWINSIZE 16 -#define MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE 32 -#define MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE 48 +#define MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE 64 +#define MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE 64 #define MWIFIEX_11AC_UAP_AMPDU_DEF_TXWINSIZE 48 #define MWIFIEX_11AC_UAP_AMPDU_DEF_RXWINSIZE 32 diff --git a/drivers/net/wireless/mwifiex/ioctl.h b/drivers/net/wireless/mwifiex/ioctl.h index ee494db54060..1b576722671d 100644 --- a/drivers/net/wireless/mwifiex/ioctl.h +++ b/drivers/net/wireless/mwifiex/ioctl.h @@ -303,7 +303,7 @@ struct mwifiex_ds_ant_cfg { u32 rx_ant; }; -#define MWIFIEX_NUM_OF_CMD_BUFFER 20 +#define MWIFIEX_NUM_OF_CMD_BUFFER 50 #define MWIFIEX_SIZE_OF_CMD_BUFFER 2048 enum { diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 9c771b3e9918..cbabc12fbda3 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -521,7 +521,6 @@ done: release_firmware(adapter->firmware); adapter->firmware = NULL; } - complete(&adapter->fw_load); if (init_failed) mwifiex_free_adapter(adapter); up(sem); @@ -535,7 +534,6 @@ static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter) { int ret; - init_completion(&adapter->fw_load); ret = request_firmware_nowait(THIS_MODULE, 1, adapter->fw_name, adapter->dev, GFP_KERNEL, adapter, mwifiex_fw_dpc); diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index d53e1e8c9467..34181192a666 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -672,6 +672,7 @@ struct mwifiex_if_ops { int (*init_fw_port) (struct mwifiex_adapter *); int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *); void (*card_reset) (struct mwifiex_adapter *); + void (*fw_dump)(struct mwifiex_adapter *); int (*clean_pcie_ring) (struct mwifiex_adapter *adapter); }; @@ -787,7 +788,6 @@ struct mwifiex_adapter { struct mwifiex_wait_queue cmd_wait_q; u8 scan_wait_q_woken; spinlock_t queue_lock; /* lock for tx queues */ - struct completion fw_load; u8 country_code[IEEE80211_COUNTRY_STRING_LEN]; u16 max_mgmt_ie_index; u8 scan_delay_cnt; diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index a7e8b96b2d90..c2cfeec466d8 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -221,9 +221,6 @@ static void mwifiex_pcie_remove(struct pci_dev *pdev) if (!adapter || !adapter->priv_num) return; - /* In case driver is removed when asynchronous FW load is in progress */ - wait_for_completion(&adapter->fw_load); - if (user_rmmod) { #ifdef CONFIG_PM_SLEEP if (adapter->is_suspended) diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index 7b3af3d29ded..d75f4ebd4bdc 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -29,9 +29,6 @@ #define MWIFIEX_MAX_CHANNELS_PER_SPECIFIC_SCAN 14 #define MWIFIEX_DEF_CHANNELS_PER_SCAN_CMD 4 -#define MWIFIEX_LIMIT_1_CHANNEL_PER_SCAN_CMD 15 -#define MWIFIEX_LIMIT_2_CHANNELS_PER_SCAN_CMD 27 -#define MWIFIEX_LIMIT_3_CHANNELS_PER_SCAN_CMD 35 /* Memory needed to store a max sized Channel List TLV for a firmware scan */ #define CHAN_TLV_MAX_SIZE (sizeof(struct mwifiex_ie_types_header) \ @@ -1055,20 +1052,10 @@ mwifiex_config_scan(struct mwifiex_private *priv, /* * In associated state we will reduce the number of channels scanned per - * scan command to avoid any traffic delay/loss. This number is decided - * based on total number of channels to be scanned due to constraints - * of command buffers. + * scan command to 1 to avoid any traffic delay/loss. */ - if (priv->media_connected) { - if (chan_num < MWIFIEX_LIMIT_1_CHANNEL_PER_SCAN_CMD) + if (priv->media_connected) *max_chan_per_scan = 1; - else if (chan_num < MWIFIEX_LIMIT_2_CHANNELS_PER_SCAN_CMD) - *max_chan_per_scan = 2; - else if (chan_num < MWIFIEX_LIMIT_3_CHANNELS_PER_SCAN_CMD) - *max_chan_per_scan = 3; - else - *max_chan_per_scan = 4; - } } /* @@ -1353,23 +1340,17 @@ int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, bss_entry->beacon_buf); break; case WLAN_EID_BSS_COEX_2040: - bss_entry->bcn_bss_co_2040 = current_ptr + - sizeof(struct ieee_types_header); - bss_entry->bss_co_2040_offset = (u16) (current_ptr + - sizeof(struct ieee_types_header) - - bss_entry->beacon_buf); + bss_entry->bcn_bss_co_2040 = current_ptr; + bss_entry->bss_co_2040_offset = + (u16) (current_ptr - bss_entry->beacon_buf); break; case WLAN_EID_EXT_CAPABILITY: - bss_entry->bcn_ext_cap = current_ptr + - sizeof(struct ieee_types_header); - bss_entry->ext_cap_offset = (u16) (current_ptr + - sizeof(struct ieee_types_header) - - bss_entry->beacon_buf); + bss_entry->bcn_ext_cap = current_ptr; + bss_entry->ext_cap_offset = + (u16) (current_ptr - bss_entry->beacon_buf); break; case WLAN_EID_OPMODE_NOTIF: - bss_entry->oper_mode = - (void *)(current_ptr + - sizeof(struct ieee_types_header)); + bss_entry->oper_mode = (void *)current_ptr; bss_entry->oper_mode_offset = (u16)((u8 *)bss_entry->oper_mode - bss_entry->beacon_buf); diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c index d206f04d4994..a1773d3cb49f 100644 --- a/drivers/net/wireless/mwifiex/sdio.c +++ b/drivers/net/wireless/mwifiex/sdio.c @@ -85,6 +85,8 @@ mwifiex_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id) card->supports_sdio_new_mode = data->supports_sdio_new_mode; card->has_control_mask = data->has_control_mask; card->tx_buf_size = data->tx_buf_size; + card->mp_tx_agg_buf_size = data->mp_tx_agg_buf_size; + card->mp_rx_agg_buf_size = data->mp_rx_agg_buf_size; } sdio_claim_host(func); @@ -177,9 +179,6 @@ mwifiex_sdio_remove(struct sdio_func *func) if (!adapter || !adapter->priv_num) return; - /* In case driver is removed when asynchronous FW load is in progress */ - wait_for_completion(&adapter->fw_load); - if (user_rmmod) { if (adapter->is_suspended) mwifiex_sdio_resume(adapter->dev); @@ -1842,8 +1841,8 @@ static int mwifiex_init_sdio(struct mwifiex_adapter *adapter) card->mpa_rx.len_arr = kzalloc(sizeof(*card->mpa_rx.len_arr) * card->mp_agg_pkt_limit, GFP_KERNEL); ret = mwifiex_alloc_sdio_mpa_buffers(adapter, - SDIO_MP_TX_AGGR_DEF_BUF_SIZE, - SDIO_MP_RX_AGGR_DEF_BUF_SIZE); + card->mp_tx_agg_buf_size, + card->mp_rx_agg_buf_size); if (ret) { dev_err(adapter->dev, "failed to alloc sdio mp-a buffers\n"); kfree(card->mp_regs); diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h index c71201b2e2a3..6eea30b43ed7 100644 --- a/drivers/net/wireless/mwifiex/sdio.h +++ b/drivers/net/wireless/mwifiex/sdio.h @@ -64,10 +64,8 @@ #define UP_LD_CMD_PORT_HOST_INT_STATUS (0x40U) #define DN_LD_CMD_PORT_HOST_INT_STATUS (0x80U) -#define SDIO_MP_TX_AGGR_DEF_BUF_SIZE (8192) /* 8K */ - -/* Multi port RX aggregation buffer size */ -#define SDIO_MP_RX_AGGR_DEF_BUF_SIZE (16384) /* 16K */ +#define MWIFIEX_MP_AGGR_BUF_SIZE_16K (16384) +#define MWIFIEX_MP_AGGR_BUF_SIZE_32K (32768) /* Misc. Config Register : Auto Re-enable interrupts */ #define AUTO_RE_ENABLE_INT BIT(4) @@ -234,6 +232,8 @@ struct sdio_mmc_card { bool supports_sdio_new_mode; bool has_control_mask; u16 tx_buf_size; + u32 mp_tx_agg_buf_size; + u32 mp_rx_agg_buf_size; u32 mp_rd_bitmap; u32 mp_wr_bitmap; @@ -258,6 +258,8 @@ struct mwifiex_sdio_device { bool supports_sdio_new_mode; bool has_control_mask; u16 tx_buf_size; + u32 mp_tx_agg_buf_size; + u32 mp_rx_agg_buf_size; }; static const struct mwifiex_sdio_card_reg mwifiex_reg_sd87xx = { @@ -315,6 +317,8 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8786 = { .supports_sdio_new_mode = false, .has_control_mask = true, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, }; static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = { @@ -325,6 +329,8 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = { .supports_sdio_new_mode = false, .has_control_mask = true, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, }; static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = { @@ -335,6 +341,8 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = { .supports_sdio_new_mode = false, .has_control_mask = true, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, }; static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = { @@ -345,6 +353,8 @@ static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = { .supports_sdio_new_mode = true, .has_control_mask = false, .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, }; /* diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c index 9be6544bdded..32643555dd2a 100644 --- a/drivers/net/wireless/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/mwifiex/uap_cmd.c @@ -175,17 +175,19 @@ mwifiex_set_ht_params(struct mwifiex_private *priv, switch (GET_RXSTBC(cap_info)) { case MWIFIEX_RX_STBC1: /* HT_CAP 1X1 mode */ - memset(&bss_cfg->ht_cap.mcs, 0xff, 1); + bss_cfg->ht_cap.mcs.rx_mask[0] = 0xff; break; case MWIFIEX_RX_STBC12: /* fall through */ case MWIFIEX_RX_STBC123: /* HT_CAP 2X2 mode */ - memset(&bss_cfg->ht_cap.mcs, 0xff, 2); + bss_cfg->ht_cap.mcs.rx_mask[0] = 0xff; + bss_cfg->ht_cap.mcs.rx_mask[1] = 0xff; break; default: dev_warn(priv->adapter->dev, "Unsupported RX-STBC, default to 2x2\n"); - memset(&bss_cfg->ht_cap.mcs, 0xff, 2); + bss_cfg->ht_cap.mcs.rx_mask[0] = 0xff; + bss_cfg->ht_cap.mcs.rx_mask[1] = 0xff; break; } priv->ap_11n_enabled = 1; diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c index edbe4aff00d8..a8ce8130cfae 100644 --- a/drivers/net/wireless/mwifiex/usb.c +++ b/drivers/net/wireless/mwifiex/usb.c @@ -22,9 +22,9 @@ #define USB_VERSION "1.0" +static u8 user_rmmod; static struct mwifiex_if_ops usb_ops; static struct semaphore add_remove_card_sem; -static struct usb_card_rec *usb_card; static struct usb_device_id mwifiex_usb_table[] = { /* 8797 */ @@ -532,28 +532,38 @@ static int mwifiex_usb_resume(struct usb_interface *intf) static void mwifiex_usb_disconnect(struct usb_interface *intf) { struct usb_card_rec *card = usb_get_intfdata(intf); + struct mwifiex_adapter *adapter; - if (!card) { - pr_err("%s: card is NULL\n", __func__); + if (!card || !card->adapter) { + pr_err("%s: card or card->adapter is NULL\n", __func__); return; } - mwifiex_usb_free(card); + adapter = card->adapter; + if (!adapter->priv_num) + return; - if (card->adapter) { - struct mwifiex_adapter *adapter = card->adapter; + if (user_rmmod) { +#ifdef CONFIG_PM + if (adapter->is_suspended) + mwifiex_usb_resume(intf); +#endif - if (!adapter->priv_num) - return; + mwifiex_deauthenticate_all(adapter); - dev_dbg(adapter->dev, "%s: removing card\n", __func__); - mwifiex_remove_card(adapter, &add_remove_card_sem); + mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter, + MWIFIEX_BSS_ROLE_ANY), + MWIFIEX_FUNC_SHUTDOWN); } + mwifiex_usb_free(card); + + dev_dbg(adapter->dev, "%s: removing card\n", __func__); + mwifiex_remove_card(adapter, &add_remove_card_sem); + usb_set_intfdata(intf, NULL); usb_put_dev(interface_to_usbdev(intf)); kfree(card); - usb_card = NULL; return; } @@ -565,6 +575,7 @@ static struct usb_driver mwifiex_usb_driver = { .id_table = mwifiex_usb_table, .suspend = mwifiex_usb_suspend, .resume = mwifiex_usb_resume, + .soft_unbind = 1, }; static int mwifiex_usb_tx_init(struct mwifiex_adapter *adapter) @@ -762,7 +773,6 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter) card->adapter = adapter; adapter->dev = &card->udev->dev; - usb_card = card; switch (le16_to_cpu(card->udev->descriptor.idProduct)) { case USB8897_PID_1: @@ -1025,25 +1035,8 @@ static void mwifiex_usb_cleanup_module(void) if (!down_interruptible(&add_remove_card_sem)) up(&add_remove_card_sem); - if (usb_card && usb_card->adapter) { - struct mwifiex_adapter *adapter = usb_card->adapter; - - /* In case driver is removed when asynchronous FW downloading is - * in progress - */ - wait_for_completion(&adapter->fw_load); - -#ifdef CONFIG_PM - if (adapter->is_suspended) - mwifiex_usb_resume(usb_card->intf); -#endif - - mwifiex_deauthenticate_all(adapter); - - mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY), - MWIFIEX_FUNC_SHUTDOWN); - } + /* set the flag as user is removing this module */ + user_rmmod = 1; usb_deregister(&mwifiex_usb_driver); } diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c index 0a7cc742aed7..94b6c74ba727 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -426,15 +426,6 @@ mwifiex_wmm_init(struct mwifiex_adapter *adapter) priv->tos_to_tid_inv[i]; } - priv->aggr_prio_tbl[6].amsdu - = priv->aggr_prio_tbl[6].ampdu_ap - = priv->aggr_prio_tbl[6].ampdu_user - = BA_STREAM_NOT_ALLOWED; - - priv->aggr_prio_tbl[7].amsdu = priv->aggr_prio_tbl[7].ampdu_ap - = priv->aggr_prio_tbl[7].ampdu_user - = BA_STREAM_NOT_ALLOWED; - mwifiex_set_ba_params(priv); mwifiex_reset_11n_rx_seq_num(priv); diff --git a/drivers/net/wireless/p54/main.c b/drivers/net/wireless/p54/main.c index eede90b63f84..7be3a4839640 100644 --- a/drivers/net/wireless/p54/main.c +++ b/drivers/net/wireless/p54/main.c @@ -669,7 +669,8 @@ static unsigned int p54_flush_count(struct p54_common *priv) return total; } -static void p54_flush(struct ieee80211_hw *dev, u32 queues, bool drop) +static void p54_flush(struct ieee80211_hw *dev, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct p54_common *priv = dev->priv; unsigned int total, i; diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index cbf0a589d32a..8330fa33e50b 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -343,7 +343,7 @@ static void ray_detach(struct pcmcia_device *link) ray_release(link); local = netdev_priv(dev); - del_timer(&local->timer); + del_timer_sync(&local->timer); if (link->priv) { unregister_netdev(dev); diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c index 1b28cda6ca88..2eefbf159bc0 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c +++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c @@ -1083,7 +1083,7 @@ void rsi_inform_bss_status(struct rsi_common *common, { if (status) { rsi_hal_send_sta_notify_frame(common, - NL80211_IFTYPE_STATION, + RSI_IFTYPE_STATION, STA_CONNECTED, bssid, qos_enable, @@ -1092,7 +1092,7 @@ void rsi_inform_bss_status(struct rsi_common *common, rsi_send_auto_rate_request(common); } else { rsi_hal_send_sta_notify_frame(common, - NL80211_IFTYPE_STATION, + RSI_IFTYPE_STATION, STA_DISCONNECTED, bssid, qos_enable, diff --git a/drivers/net/wireless/rsi/rsi_mgmt.h b/drivers/net/wireless/rsi/rsi_mgmt.h index ac67c4ad63c2..225215a3b8bb 100644 --- a/drivers/net/wireless/rsi/rsi_mgmt.h +++ b/drivers/net/wireless/rsi/rsi_mgmt.h @@ -73,6 +73,7 @@ #define RX_BA_INDICATION 1 #define RSI_TBL_SZ 40 #define MAX_RETRIES 8 +#define RSI_IFTYPE_STATION 0 #define STD_RATE_MCS7 0x07 #define STD_RATE_MCS6 0x06 diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 41d4a8167dc3..c17fcf272728 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1005,10 +1005,9 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) entry->skb->len + padding_len); /* - * Enable beaconing again. + * Restore beaconing state. */ - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg); /* * Clean up beacon skb. @@ -1039,13 +1038,14 @@ static inline void rt2800_clear_beacon_register(struct rt2x00_dev *rt2x00dev, void rt2800_clear_beacon(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - u32 reg; + u32 orig_reg, reg; /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ - rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &orig_reg); + reg = orig_reg; rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); @@ -1055,10 +1055,9 @@ void rt2800_clear_beacon(struct queue_entry *entry) rt2800_clear_beacon_register(rt2x00dev, entry->entry_idx); /* - * Enabled beaconing again. + * Restore beaconing state. */ - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, orig_reg); } EXPORT_SYMBOL_GPL(rt2800_clear_beacon); diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index e3b885d8f7db..010b76505243 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -1448,7 +1448,8 @@ int rt2x00mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, const struct ieee80211_tx_queue_params *params); void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw); -void rt2x00mac_flush(struct ieee80211_hw *hw, u32 queues, bool drop); +void rt2x00mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop); int rt2x00mac_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant); int rt2x00mac_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant); void rt2x00mac_get_ringparam(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index ddeb5a709aa3..212ac4842c16 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -621,20 +621,18 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, bss_conf->bssid); /* - * Update the beacon. This is only required on USB devices. PCI - * devices fetch beacons periodically. - */ - if (changes & BSS_CHANGED_BEACON && rt2x00_is_usb(rt2x00dev)) - rt2x00queue_update_beacon(rt2x00dev, vif); - - /* * Start/stop beaconing. */ if (changes & BSS_CHANGED_BEACON_ENABLED) { if (!bss_conf->enable_beacon && intf->enable_beacon) { - rt2x00queue_clear_beacon(rt2x00dev, vif); rt2x00dev->intf_beaconing--; intf->enable_beacon = false; + /* + * Clear beacon in the H/W for this vif. This is needed + * to disable beaconing on this particular interface + * and keep it running on other interfaces. + */ + rt2x00queue_clear_beacon(rt2x00dev, vif); if (rt2x00dev->intf_beaconing == 0) { /* @@ -645,11 +643,15 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, rt2x00queue_stop_queue(rt2x00dev->bcn); mutex_unlock(&intf->beacon_skb_mutex); } - - } else if (bss_conf->enable_beacon && !intf->enable_beacon) { rt2x00dev->intf_beaconing++; intf->enable_beacon = true; + /* + * Upload beacon to the H/W. This is only required on + * USB devices. PCI devices fetch beacons periodically. + */ + if (rt2x00_is_usb(rt2x00dev)) + rt2x00queue_update_beacon(rt2x00dev, vif); if (rt2x00dev->intf_beaconing == 1) { /* @@ -747,7 +749,8 @@ void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw) } EXPORT_SYMBOL_GPL(rt2x00mac_rfkill_poll); -void rt2x00mac_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +void rt2x00mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct rt2x00_dev *rt2x00dev = hw->priv; struct data_queue *queue; diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 24402984ee57..9048a9cbe52c 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2031,13 +2031,14 @@ static void rt61pci_write_beacon(struct queue_entry *entry, static void rt61pci_clear_beacon(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - u32 reg; + u32 orig_reg, reg; /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ - rt2x00mmio_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00mmio_register_read(rt2x00dev, TXRX_CSR9, &orig_reg); + reg = orig_reg; rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); rt2x00mmio_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -2048,10 +2049,9 @@ static void rt61pci_clear_beacon(struct queue_entry *entry) HW_BEACON_OFFSET(entry->entry_idx), 0); /* - * Enable beaconing again. + * Restore global beaconing state. */ - rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); - rt2x00mmio_register_write(rt2x00dev, TXRX_CSR9, reg); + rt2x00mmio_register_write(rt2x00dev, TXRX_CSR9, orig_reg); } /* diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index a140170b1eb3..95724ff9c726 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1597,13 +1597,14 @@ static void rt73usb_clear_beacon(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; unsigned int beacon_base; - u32 reg; + u32 orig_reg, reg; /* * Disable beaconing while we are reloading the beacon data, * otherwise we might be sending out invalid data. */ - rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &orig_reg); + reg = orig_reg; rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); @@ -1614,10 +1615,9 @@ static void rt73usb_clear_beacon(struct queue_entry *entry) rt2x00usb_register_write(rt2x00dev, beacon_base, 0); /* - * Enable beaconing again. + * Restore beaconing state. */ - rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); - rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, orig_reg); } static int rt73usb_get_tx_data_len(struct queue_entry *entry) diff --git a/drivers/net/wireless/rtl818x/rtl8180/Makefile b/drivers/net/wireless/rtl818x/rtl8180/Makefile index 08b056db4a3b..21005bd8b43c 100644 --- a/drivers/net/wireless/rtl818x/rtl8180/Makefile +++ b/drivers/net/wireless/rtl818x/rtl8180/Makefile @@ -1,5 +1,5 @@ -rtl8180-objs := dev.o rtl8225.o sa2400.o max2820.o grf5101.o rtl8225se.o +rtl818x_pci-objs := dev.o rtl8225.o sa2400.o max2820.o grf5101.o rtl8225se.o -obj-$(CONFIG_RTL8180) += rtl8180.o +obj-$(CONFIG_RTL8180) += rtl818x_pci.o ccflags-y += -Idrivers/net/wireless/rtl818x diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c index 98d8256f0377..50d69b13f984 100644 --- a/drivers/net/wireless/rtl818x/rtl8180/dev.c +++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c @@ -683,9 +683,8 @@ static void rtl8180_int_enable(struct ieee80211_hw *dev) struct rtl8180_priv *priv = dev->priv; if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8187SE) { - rtl818x_iowrite32(priv, &priv->map->IMR, IMR_TMGDOK | - IMR_TBDER | IMR_THPDER | - IMR_THPDER | IMR_THPDOK | + rtl818x_iowrite32(priv, &priv->map->IMR, + IMR_TBDER | IMR_TBDOK | IMR_TVODER | IMR_TVODOK | IMR_TVIDER | IMR_TVIDOK | IMR_TBEDER | IMR_TBEDOK | @@ -911,7 +910,10 @@ static int rtl8180_init_hw(struct ieee80211_hw *dev) reg32 &= 0x00ffff00; reg32 |= 0xb8000054; rtl818x_iowrite32(priv, &priv->map->RF_PARA, reg32); - } + } else + /* stop unused queus (no dma alloc) */ + rtl818x_iowrite8(priv, &priv->map->TX_DMA_POLLING, + (1<<1) | (1<<2)); priv->rf->init(dev); diff --git a/drivers/net/wireless/rtl818x/rtl818x.h b/drivers/net/wireless/rtl818x/rtl818x.h index 45ea4e1c4abe..7abef95d278b 100644 --- a/drivers/net/wireless/rtl818x/rtl818x.h +++ b/drivers/net/wireless/rtl818x/rtl818x.h @@ -334,9 +334,9 @@ struct rtl818x_csr { * I don't like to introduce a ton of "reserved".. * They are for RTL8187SE */ -#define REG_ADDR1(addr) ((u8 __iomem *)priv->map + addr) -#define REG_ADDR2(addr) ((__le16 __iomem *)priv->map + (addr >> 1)) -#define REG_ADDR4(addr) ((__le32 __iomem *)priv->map + (addr >> 2)) +#define REG_ADDR1(addr) ((u8 __iomem *)priv->map + (addr)) +#define REG_ADDR2(addr) ((__le16 __iomem *)priv->map + ((addr) >> 1)) +#define REG_ADDR4(addr) ((__le32 __iomem *)priv->map + ((addr) >> 2)) #define FEMR_SE REG_ADDR2(0x1D4) #define ARFR REG_ADDR2(0x1E0) diff --git a/drivers/net/wireless/rtlwifi/core.c b/drivers/net/wireless/rtlwifi/core.c index 4ec424f26672..b1ed6d0796f6 100644 --- a/drivers/net/wireless/rtlwifi/core.c +++ b/drivers/net/wireless/rtlwifi/core.c @@ -1387,7 +1387,8 @@ static void rtl_op_rfkill_poll(struct ieee80211_hw *hw) * before switch channel or power save, or tx buffer packet * maybe send after offchannel or rf sleep, this may cause * dis-association by AP */ -static void rtl_op_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void rtl_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct rtl_priv *rtlpriv = rtl_priv(hw); diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/sw.c b/drivers/net/wireless/rtlwifi/rtl8188ee/sw.c index 1b4101bf9974..347af1e4f438 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/sw.c @@ -93,7 +93,6 @@ int rtl88e_init_sw_vars(struct ieee80211_hw *hw) u8 tid; rtl8188ee_bt_reg_init(hw); - rtlpci->msi_support = true; rtlpriv->dm.dm_initialgain_enable = 1; rtlpriv->dm.dm_flag = 0; diff --git a/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c b/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c index 06ef47cd6203..5b4c225396f2 100644 --- a/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8188ee/trx.c @@ -293,7 +293,7 @@ static void _rtl88ee_translate_rx_signal_stuff(struct ieee80211_hw *hw, u8 *psaddr; __le16 fc; u16 type, ufc; - bool match_bssid, packet_toself, packet_beacon, addr; + bool match_bssid, packet_toself, packet_beacon = false, addr; tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift; diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index 68b5c7e92cfb..07cb06da6729 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -1001,7 +1001,7 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) err = _rtl92cu_init_mac(hw); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "init mac failed!\n"); - return err; + goto exit; } err = rtl92c_download_fw(hw); if (err) { diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c index 36b48be8329c..2b3c78baa9f8 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/trx.c @@ -49,6 +49,12 @@ static u8 _rtl92se_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 skb_queue) if (ieee80211_is_nullfunc(fc)) return QSLT_HIGH; + /* Kernel commit 1bf4bbb4024dcdab changed EAPOL packets to use + * queue V0 at priority 7; however, the RTL8192SE appears to have + * that queue at priority 6 + */ + if (skb->priority == 7) + return QSLT_VO; return skb->priority; } diff --git a/drivers/net/wireless/rtlwifi/rtl8723be/sw.c b/drivers/net/wireless/rtlwifi/rtl8723be/sw.c index b4577ebc4bb0..a07213645da0 100644 --- a/drivers/net/wireless/rtlwifi/rtl8723be/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8723be/sw.c @@ -92,7 +92,7 @@ int rtl8723be_init_sw_vars(struct ieee80211_hw *hw) struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); rtl8723be_bt_reg_init(hw); - rtlpci->msi_support = true; + rtlpci->msi_support = false; rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer(); rtlpriv->dm.dm_initialgain_enable = 1; diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index ed88d3913483..077eb5b9cd74 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -5184,7 +5184,8 @@ out: mutex_unlock(&wl->mutex); } -static void wlcore_op_flush(struct ieee80211_hw *hw, u32 queues, bool drop) +static void wlcore_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct wl1271 *wl = hw->priv; diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c index 29ef2492951f..d3dd7bfdf3f1 100644 --- a/drivers/net/wireless/ti/wlcore/sdio.c +++ b/drivers/net/wireless/ti/wlcore/sdio.c @@ -217,7 +217,7 @@ static struct wl1271_if_operations sdio_ops = { static int wl1271_probe(struct sdio_func *func, const struct sdio_device_id *id) { - struct wlcore_platdev_data *pdev_data; + struct wlcore_platdev_data pdev_data; struct wl12xx_sdio_glue *glue; struct resource res[1]; mmc_pm_flag_t mmcflags; @@ -228,16 +228,13 @@ static int wl1271_probe(struct sdio_func *func, if (func->num != 0x02) return -ENODEV; - pdev_data = kzalloc(sizeof(*pdev_data), GFP_KERNEL); - if (!pdev_data) - goto out; - - pdev_data->if_ops = &sdio_ops; + memset(&pdev_data, 0x00, sizeof(pdev_data)); + pdev_data.if_ops = &sdio_ops; glue = kzalloc(sizeof(*glue), GFP_KERNEL); if (!glue) { dev_err(&func->dev, "can't allocate glue\n"); - goto out_free_pdev_data; + goto out; } glue->dev = &func->dev; @@ -248,9 +245,9 @@ static int wl1271_probe(struct sdio_func *func, /* Use block mode for transferring over one block size of data */ func->card->quirks |= MMC_QUIRK_BLKSZ_FOR_BYTE_MODE; - pdev_data->pdata = wl12xx_get_platform_data(); - if (IS_ERR(pdev_data->pdata)) { - ret = PTR_ERR(pdev_data->pdata); + pdev_data.pdata = wl12xx_get_platform_data(); + if (IS_ERR(pdev_data.pdata)) { + ret = PTR_ERR(pdev_data.pdata); dev_err(glue->dev, "missing wlan platform data: %d\n", ret); goto out_free_glue; } @@ -260,7 +257,7 @@ static int wl1271_probe(struct sdio_func *func, dev_dbg(glue->dev, "sdio PM caps = 0x%x\n", mmcflags); if (mmcflags & MMC_PM_KEEP_POWER) - pdev_data->pdata->pwr_in_suspend = true; + pdev_data.pdata->pwr_in_suspend = true; sdio_set_drvdata(func, glue); @@ -289,7 +286,7 @@ static int wl1271_probe(struct sdio_func *func, memset(res, 0x00, sizeof(res)); - res[0].start = pdev_data->pdata->irq; + res[0].start = pdev_data.pdata->irq; res[0].flags = IORESOURCE_IRQ; res[0].name = "irq"; @@ -299,8 +296,8 @@ static int wl1271_probe(struct sdio_func *func, goto out_dev_put; } - ret = platform_device_add_data(glue->core, pdev_data, - sizeof(*pdev_data)); + ret = platform_device_add_data(glue->core, &pdev_data, + sizeof(pdev_data)); if (ret) { dev_err(glue->dev, "can't add platform data\n"); goto out_dev_put; @@ -319,9 +316,6 @@ out_dev_put: out_free_glue: kfree(glue); -out_free_pdev_data: - kfree(pdev_data); - out: return ret; } diff --git a/drivers/net/wireless/ti/wlcore/spi.c b/drivers/net/wireless/ti/wlcore/spi.c index dbe826dd7c23..5f3a389dd74c 100644 --- a/drivers/net/wireless/ti/wlcore/spi.c +++ b/drivers/net/wireless/ti/wlcore/spi.c @@ -327,27 +327,25 @@ static struct wl1271_if_operations spi_ops = { static int wl1271_probe(struct spi_device *spi) { struct wl12xx_spi_glue *glue; - struct wlcore_platdev_data *pdev_data; + struct wlcore_platdev_data pdev_data; struct resource res[1]; int ret = -ENOMEM; - pdev_data = kzalloc(sizeof(*pdev_data), GFP_KERNEL); - if (!pdev_data) - goto out; + memset(&pdev_data, 0x00, sizeof(pdev_data)); - pdev_data->pdata = dev_get_platdata(&spi->dev); - if (!pdev_data->pdata) { + pdev_data.pdata = dev_get_platdata(&spi->dev); + if (!pdev_data.pdata) { dev_err(&spi->dev, "no platform data\n"); ret = -ENODEV; - goto out_free_pdev_data; + goto out; } - pdev_data->if_ops = &spi_ops; + pdev_data.if_ops = &spi_ops; glue = kzalloc(sizeof(*glue), GFP_KERNEL); if (!glue) { dev_err(&spi->dev, "can't allocate glue\n"); - goto out_free_pdev_data; + goto out; } glue->dev = &spi->dev; @@ -385,8 +383,8 @@ static int wl1271_probe(struct spi_device *spi) goto out_dev_put; } - ret = platform_device_add_data(glue->core, pdev_data, - sizeof(*pdev_data)); + ret = platform_device_add_data(glue->core, &pdev_data, + sizeof(pdev_data)); if (ret) { dev_err(glue->dev, "can't add platform data\n"); goto out_dev_put; @@ -406,9 +404,6 @@ out_dev_put: out_free_glue: kfree(glue); -out_free_pdev_data: - kfree(pdev_data); - out: return ret; } diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index ef05c5c49d41..a7557331699f 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -386,7 +386,7 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_TSO | NETIF_F_TSO6; dev->features = dev->hw_features | NETIF_F_RXCSUM; - SET_ETHTOOL_OPS(dev, &xenvif_ethtool_ops); + dev->ethtool_ops = &xenvif_ethtool_ops; dev->tx_queue_len = XENVIF_QUEUE_LENGTH; diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 158b5e639fc7..895355de8ac4 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -1332,7 +1332,7 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev) */ netdev->features |= netdev->hw_features; - SET_ETHTOOL_OPS(netdev, &xennet_ethtool_ops); + netdev->ethtool_ops = &xennet_ethtool_ops; SET_NETDEV_DEV(netdev, &dev->dev); netif_set_gso_max_size(netdev, XEN_NETIF_MAX_TX_SIZE - MAX_TCP_HEADER); |