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path: root/drivers/net/benet/be_main.c
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Diffstat (limited to 'drivers/net/benet/be_main.c')
-rw-r--r--drivers/net/benet/be_main.c637
1 files changed, 485 insertions, 152 deletions
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 9187fb4e08f1..4b5e0ed49ed8 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -42,6 +42,7 @@ static DEFINE_PCI_DEVICE_TABLE(be_dev_ids) = {
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID1) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID2) },
{ PCI_DEVICE(EMULEX_VENDOR_ID, OC_DEVICE_ID3)},
+ { PCI_DEVICE(EMULEX_VENDOR_ID, OC_DEVICE_ID4)},
{ 0 }
};
MODULE_DEVICE_TABLE(pci, be_dev_ids);
@@ -116,11 +117,6 @@ static char *ue_status_hi_desc[] = {
"Unknown"
};
-static inline bool be_multi_rxq(struct be_adapter *adapter)
-{
- return (adapter->num_rx_qs > 1);
-}
-
static void be_queue_free(struct be_adapter *adapter, struct be_queue_info *q)
{
struct be_dma_mem *mem = &q->dma_mem;
@@ -250,14 +246,185 @@ netdev_addr:
return status;
}
+static void populate_be2_stats(struct be_adapter *adapter)
+{
+
+ struct be_drv_stats *drvs = &adapter->drv_stats;
+ struct be_pmem_stats *pmem_sts = be_pmem_stats_from_cmd(adapter);
+ struct be_port_rxf_stats_v0 *port_stats =
+ be_port_rxf_stats_from_cmd(adapter);
+ struct be_rxf_stats_v0 *rxf_stats =
+ be_rxf_stats_from_cmd(adapter);
+
+ drvs->rx_pause_frames = port_stats->rx_pause_frames;
+ drvs->rx_crc_errors = port_stats->rx_crc_errors;
+ drvs->rx_control_frames = port_stats->rx_control_frames;
+ drvs->rx_in_range_errors = port_stats->rx_in_range_errors;
+ drvs->rx_frame_too_long = port_stats->rx_frame_too_long;
+ drvs->rx_dropped_runt = port_stats->rx_dropped_runt;
+ drvs->rx_ip_checksum_errs = port_stats->rx_ip_checksum_errs;
+ drvs->rx_tcp_checksum_errs = port_stats->rx_tcp_checksum_errs;
+ drvs->rx_udp_checksum_errs = port_stats->rx_udp_checksum_errs;
+ drvs->rxpp_fifo_overflow_drop = port_stats->rx_fifo_overflow;
+ drvs->rx_dropped_tcp_length = port_stats->rx_dropped_tcp_length;
+ drvs->rx_dropped_too_small = port_stats->rx_dropped_too_small;
+ drvs->rx_dropped_too_short = port_stats->rx_dropped_too_short;
+ drvs->rx_out_range_errors = port_stats->rx_out_range_errors;
+ drvs->rx_input_fifo_overflow_drop =
+ port_stats->rx_input_fifo_overflow;
+ drvs->rx_dropped_header_too_small =
+ port_stats->rx_dropped_header_too_small;
+ drvs->rx_address_match_errors =
+ port_stats->rx_address_match_errors;
+ drvs->rx_alignment_symbol_errors =
+ port_stats->rx_alignment_symbol_errors;
+
+ drvs->tx_pauseframes = port_stats->tx_pauseframes;
+ drvs->tx_controlframes = port_stats->tx_controlframes;
+
+ if (adapter->port_num)
+ drvs->jabber_events =
+ rxf_stats->port1_jabber_events;
+ else
+ drvs->jabber_events =
+ rxf_stats->port0_jabber_events;
+ drvs->rx_drops_no_pbuf = rxf_stats->rx_drops_no_pbuf;
+ drvs->rx_drops_no_txpb = rxf_stats->rx_drops_no_txpb;
+ drvs->rx_drops_no_erx_descr = rxf_stats->rx_drops_no_erx_descr;
+ drvs->rx_drops_invalid_ring = rxf_stats->rx_drops_invalid_ring;
+ drvs->forwarded_packets = rxf_stats->forwarded_packets;
+ drvs->rx_drops_mtu = rxf_stats->rx_drops_mtu;
+ 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;
+}
+
+static void populate_be3_stats(struct be_adapter *adapter)
+{
+ struct be_drv_stats *drvs = &adapter->drv_stats;
+ struct be_pmem_stats *pmem_sts = be_pmem_stats_from_cmd(adapter);
+
+ struct be_rxf_stats_v1 *rxf_stats =
+ be_rxf_stats_from_cmd(adapter);
+ struct be_port_rxf_stats_v1 *port_stats =
+ be_port_rxf_stats_from_cmd(adapter);
+
+ drvs->rx_priority_pause_frames = 0;
+ drvs->pmem_fifo_overflow_drop = 0;
+ drvs->rx_pause_frames = port_stats->rx_pause_frames;
+ drvs->rx_crc_errors = port_stats->rx_crc_errors;
+ drvs->rx_control_frames = port_stats->rx_control_frames;
+ drvs->rx_in_range_errors = port_stats->rx_in_range_errors;
+ drvs->rx_frame_too_long = port_stats->rx_frame_too_long;
+ drvs->rx_dropped_runt = port_stats->rx_dropped_runt;
+ drvs->rx_ip_checksum_errs = port_stats->rx_ip_checksum_errs;
+ drvs->rx_tcp_checksum_errs = port_stats->rx_tcp_checksum_errs;
+ drvs->rx_udp_checksum_errs = port_stats->rx_udp_checksum_errs;
+ drvs->rx_dropped_tcp_length = port_stats->rx_dropped_tcp_length;
+ drvs->rx_dropped_too_small = port_stats->rx_dropped_too_small;
+ drvs->rx_dropped_too_short = port_stats->rx_dropped_too_short;
+ drvs->rx_out_range_errors = port_stats->rx_out_range_errors;
+ drvs->rx_dropped_header_too_small =
+ port_stats->rx_dropped_header_too_small;
+ drvs->rx_input_fifo_overflow_drop =
+ port_stats->rx_input_fifo_overflow_drop;
+ drvs->rx_address_match_errors =
+ port_stats->rx_address_match_errors;
+ drvs->rx_alignment_symbol_errors =
+ port_stats->rx_alignment_symbol_errors;
+ drvs->rxpp_fifo_overflow_drop =
+ port_stats->rxpp_fifo_overflow_drop;
+ drvs->tx_pauseframes = port_stats->tx_pauseframes;
+ drvs->tx_controlframes = port_stats->tx_controlframes;
+ drvs->jabber_events = port_stats->jabber_events;
+ drvs->rx_drops_no_pbuf = rxf_stats->rx_drops_no_pbuf;
+ drvs->rx_drops_no_txpb = rxf_stats->rx_drops_no_txpb;
+ drvs->rx_drops_no_erx_descr = rxf_stats->rx_drops_no_erx_descr;
+ drvs->rx_drops_invalid_ring = rxf_stats->rx_drops_invalid_ring;
+ drvs->forwarded_packets = rxf_stats->forwarded_packets;
+ drvs->rx_drops_mtu = rxf_stats->rx_drops_mtu;
+ 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;
+}
+
+static void populate_lancer_stats(struct be_adapter *adapter)
+{
+
+ struct be_drv_stats *drvs = &adapter->drv_stats;
+ struct lancer_cmd_pport_stats *pport_stats = pport_stats_from_cmd
+ (adapter);
+ drvs->rx_priority_pause_frames = 0;
+ drvs->pmem_fifo_overflow_drop = 0;
+ drvs->rx_pause_frames =
+ make_64bit_val(pport_stats->rx_pause_frames_lo,
+ pport_stats->rx_pause_frames_hi);
+ drvs->rx_crc_errors = make_64bit_val(pport_stats->rx_crc_errors_hi,
+ pport_stats->rx_crc_errors_lo);
+ drvs->rx_control_frames =
+ make_64bit_val(pport_stats->rx_control_frames_hi,
+ pport_stats->rx_control_frames_lo);
+ drvs->rx_in_range_errors = pport_stats->rx_in_range_errors;
+ drvs->rx_frame_too_long =
+ make_64bit_val(pport_stats->rx_internal_mac_errors_hi,
+ pport_stats->rx_frames_too_long_lo);
+ drvs->rx_dropped_runt = pport_stats->rx_dropped_runt;
+ drvs->rx_ip_checksum_errs = pport_stats->rx_ip_checksum_errors;
+ drvs->rx_tcp_checksum_errs = pport_stats->rx_tcp_checksum_errors;
+ drvs->rx_udp_checksum_errs = pport_stats->rx_udp_checksum_errors;
+ drvs->rx_dropped_tcp_length =
+ pport_stats->rx_dropped_invalid_tcp_length;
+ drvs->rx_dropped_too_small = pport_stats->rx_dropped_too_small;
+ drvs->rx_dropped_too_short = pport_stats->rx_dropped_too_short;
+ drvs->rx_out_range_errors = pport_stats->rx_out_of_range_errors;
+ drvs->rx_dropped_header_too_small =
+ pport_stats->rx_dropped_header_too_small;
+ drvs->rx_input_fifo_overflow_drop = pport_stats->rx_fifo_overflow;
+ drvs->rx_address_match_errors = pport_stats->rx_address_match_errors;
+ drvs->rx_alignment_symbol_errors =
+ make_64bit_val(pport_stats->rx_symbol_errors_hi,
+ pport_stats->rx_symbol_errors_lo);
+ drvs->rxpp_fifo_overflow_drop = pport_stats->rx_fifo_overflow;
+ drvs->tx_pauseframes = make_64bit_val(pport_stats->tx_pause_frames_hi,
+ pport_stats->tx_pause_frames_lo);
+ drvs->tx_controlframes =
+ make_64bit_val(pport_stats->tx_control_frames_hi,
+ pport_stats->tx_control_frames_lo);
+ drvs->jabber_events = pport_stats->rx_jabbers;
+ drvs->rx_drops_no_pbuf = 0;
+ drvs->rx_drops_no_txpb = 0;
+ drvs->rx_drops_no_erx_descr = 0;
+ drvs->rx_drops_invalid_ring = pport_stats->rx_drops_invalid_queue;
+ drvs->forwarded_packets = make_64bit_val(pport_stats->num_forwards_hi,
+ pport_stats->num_forwards_lo);
+ drvs->rx_drops_mtu = make_64bit_val(pport_stats->rx_drops_mtu_hi,
+ pport_stats->rx_drops_mtu_lo);
+ drvs->rx_drops_no_tpre_descr = 0;
+ drvs->rx_drops_too_many_frags =
+ make_64bit_val(pport_stats->rx_drops_too_many_frags_hi,
+ pport_stats->rx_drops_too_many_frags_lo);
+}
+
+void be_parse_stats(struct be_adapter *adapter)
+{
+ if (adapter->generation == BE_GEN3) {
+ if (lancer_chip(adapter))
+ populate_lancer_stats(adapter);
+ else
+ populate_be3_stats(adapter);
+ } else {
+ populate_be2_stats(adapter);
+ }
+}
+
void netdev_stats_update(struct be_adapter *adapter)
{
- struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats_cmd.va);
- struct be_rxf_stats *rxf_stats = &hw_stats->rxf;
- struct be_port_rxf_stats *port_stats =
- &rxf_stats->port[adapter->port_num];
+ struct be_drv_stats *drvs = &adapter->drv_stats;
struct net_device_stats *dev_stats = &adapter->netdev->stats;
- struct be_erx_stats *erx_stats = &hw_stats->erx;
struct be_rx_obj *rxo;
int i;
@@ -267,43 +434,54 @@ void netdev_stats_update(struct be_adapter *adapter)
dev_stats->rx_bytes += rx_stats(rxo)->rx_bytes;
dev_stats->multicast += rx_stats(rxo)->rx_mcast_pkts;
/* no space in linux buffers: best possible approximation */
- dev_stats->rx_dropped +=
- erx_stats->rx_drops_no_fragments[rxo->q.id];
+ if (adapter->generation == BE_GEN3) {
+ if (!(lancer_chip(adapter))) {
+ struct be_erx_stats_v1 *erx_stats =
+ be_erx_stats_from_cmd(adapter);
+ dev_stats->rx_dropped +=
+ erx_stats->rx_drops_no_fragments[rxo->q.id];
+ }
+ } else {
+ struct be_erx_stats_v0 *erx_stats =
+ be_erx_stats_from_cmd(adapter);
+ dev_stats->rx_dropped +=
+ erx_stats->rx_drops_no_fragments[rxo->q.id];
+ }
}
dev_stats->tx_packets = tx_stats(adapter)->be_tx_pkts;
dev_stats->tx_bytes = tx_stats(adapter)->be_tx_bytes;
/* bad pkts received */
- dev_stats->rx_errors = port_stats->rx_crc_errors +
- port_stats->rx_alignment_symbol_errors +
- port_stats->rx_in_range_errors +
- port_stats->rx_out_range_errors +
- port_stats->rx_frame_too_long +
- port_stats->rx_dropped_too_small +
- port_stats->rx_dropped_too_short +
- port_stats->rx_dropped_header_too_small +
- port_stats->rx_dropped_tcp_length +
- port_stats->rx_dropped_runt +
- port_stats->rx_tcp_checksum_errs +
- port_stats->rx_ip_checksum_errs +
- port_stats->rx_udp_checksum_errs;
+ dev_stats->rx_errors = drvs->rx_crc_errors +
+ drvs->rx_alignment_symbol_errors +
+ drvs->rx_in_range_errors +
+ drvs->rx_out_range_errors +
+ drvs->rx_frame_too_long +
+ drvs->rx_dropped_too_small +
+ drvs->rx_dropped_too_short +
+ drvs->rx_dropped_header_too_small +
+ drvs->rx_dropped_tcp_length +
+ drvs->rx_dropped_runt +
+ drvs->rx_tcp_checksum_errs +
+ drvs->rx_ip_checksum_errs +
+ drvs->rx_udp_checksum_errs;
/* detailed rx errors */
- dev_stats->rx_length_errors = port_stats->rx_in_range_errors +
- port_stats->rx_out_range_errors +
- port_stats->rx_frame_too_long;
+ dev_stats->rx_length_errors = drvs->rx_in_range_errors +
+ drvs->rx_out_range_errors +
+ drvs->rx_frame_too_long;
- dev_stats->rx_crc_errors = port_stats->rx_crc_errors;
+ dev_stats->rx_crc_errors = drvs->rx_crc_errors;
/* frame alignment errors */
- dev_stats->rx_frame_errors = port_stats->rx_alignment_symbol_errors;
+ dev_stats->rx_frame_errors = drvs->rx_alignment_symbol_errors;
/* receiver fifo overrun */
/* drops_no_pbuf is no per i/f, it's per BE card */
- dev_stats->rx_fifo_errors = port_stats->rx_fifo_overflow +
- port_stats->rx_input_fifo_overflow +
- rxf_stats->rx_drops_no_pbuf;
+ dev_stats->rx_fifo_errors = drvs->rxpp_fifo_overflow_drop +
+ drvs->rx_input_fifo_overflow_drop +
+ drvs->rx_drops_no_pbuf;
}
void be_link_status_update(struct be_adapter *adapter, bool link_up)
@@ -703,7 +881,7 @@ static void be_set_multicast_list(struct net_device *netdev)
struct be_adapter *adapter = netdev_priv(netdev);
if (netdev->flags & IFF_PROMISC) {
- be_cmd_promiscuous_config(adapter, adapter->port_num, 1);
+ be_cmd_promiscuous_config(adapter, true);
adapter->promiscuous = true;
goto done;
}
@@ -711,7 +889,7 @@ static void be_set_multicast_list(struct net_device *netdev)
/* BE was previously in promiscuous mode; disable it */
if (adapter->promiscuous) {
adapter->promiscuous = false;
- be_cmd_promiscuous_config(adapter, adapter->port_num, 0);
+ be_cmd_promiscuous_config(adapter, false);
}
/* Enable multicast promisc if num configured exceeds what we support */
@@ -993,9 +1171,10 @@ static void be_rx_compl_process(struct be_adapter *adapter,
struct be_rx_obj *rxo,
struct be_rx_compl_info *rxcp)
{
+ struct net_device *netdev = adapter->netdev;
struct sk_buff *skb;
- skb = netdev_alloc_skb_ip_align(adapter->netdev, BE_HDR_LEN);
+ skb = netdev_alloc_skb_ip_align(netdev, BE_HDR_LEN);
if (unlikely(!skb)) {
if (net_ratelimit())
dev_warn(&adapter->pdev->dev, "skb alloc failed\n");
@@ -1005,13 +1184,16 @@ static void be_rx_compl_process(struct be_adapter *adapter,
skb_fill_rx_data(adapter, rxo, skb, rxcp);
- if (likely(adapter->rx_csum && csum_passed(rxcp)))
+ if (likely((netdev->features & NETIF_F_RXCSUM) && csum_passed(rxcp)))
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
skb_checksum_none_assert(skb);
skb->truesize = skb->len + sizeof(struct sk_buff);
- skb->protocol = eth_type_trans(skb, adapter->netdev);
+ skb->protocol = eth_type_trans(skb, netdev);
+ if (adapter->netdev->features & NETIF_F_RXHASH)
+ skb->rxhash = rxcp->rss_hash;
+
if (unlikely(rxcp->vlanf)) {
if (!adapter->vlan_grp || adapter->vlans_added == 0) {
@@ -1073,6 +1255,8 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
skb->data_len = rxcp->pkt_size;
skb->truesize += rxcp->pkt_size;
skb->ip_summed = CHECKSUM_UNNECESSARY;
+ if (adapter->netdev->features & NETIF_F_RXHASH)
+ skb->rxhash = rxcp->rss_hash;
if (likely(!rxcp->vlanf))
napi_gro_frags(&eq_obj->napi);
@@ -1103,9 +1287,14 @@ static void be_parse_rx_compl_v1(struct be_adapter *adapter,
AMAP_GET_BITS(struct amap_eth_rx_compl_v1, numfrags, compl);
rxcp->pkt_type =
AMAP_GET_BITS(struct amap_eth_rx_compl_v1, cast_enc, compl);
- rxcp->vtm = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vtm, compl);
- rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vlan_tag,
- compl);
+ rxcp->rss_hash =
+ AMAP_GET_BITS(struct amap_eth_rx_compl_v1, rsshash, rxcp);
+ if (rxcp->vlanf) {
+ rxcp->vtm = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vtm,
+ compl);
+ rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v1, vlan_tag,
+ compl);
+ }
}
static void be_parse_rx_compl_v0(struct be_adapter *adapter,
@@ -1130,9 +1319,14 @@ static void be_parse_rx_compl_v0(struct be_adapter *adapter,
AMAP_GET_BITS(struct amap_eth_rx_compl_v0, numfrags, compl);
rxcp->pkt_type =
AMAP_GET_BITS(struct amap_eth_rx_compl_v0, cast_enc, compl);
- rxcp->vtm = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vtm, compl);
- rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vlan_tag,
- compl);
+ rxcp->rss_hash =
+ AMAP_GET_BITS(struct amap_eth_rx_compl_v0, rsshash, rxcp);
+ if (rxcp->vlanf) {
+ rxcp->vtm = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vtm,
+ compl);
+ rxcp->vlan_tag = AMAP_GET_BITS(struct amap_eth_rx_compl_v0, vlan_tag,
+ compl);
+ }
}
static struct be_rx_compl_info *be_rx_compl_get(struct be_rx_obj *rxo)
@@ -1154,17 +1348,20 @@ static struct be_rx_compl_info *be_rx_compl_get(struct be_rx_obj *rxo)
else
be_parse_rx_compl_v0(adapter, compl, rxcp);
- /* vlanf could be wrongly set in some cards. ignore if vtm is not set */
- if ((adapter->function_mode & 0x400) && !rxcp->vtm)
- rxcp->vlanf = 0;
+ if (rxcp->vlanf) {
+ /* vlanf could be wrongly set in some cards.
+ * ignore if vtm is not set */
+ if ((adapter->function_mode & 0x400) && !rxcp->vtm)
+ rxcp->vlanf = 0;
- if (!lancer_chip(adapter))
- rxcp->vlan_tag = swab16(rxcp->vlan_tag);
+ if (!lancer_chip(adapter))
+ rxcp->vlan_tag = swab16(rxcp->vlan_tag);
- if (((adapter->pvid & VLAN_VID_MASK) ==
- (rxcp->vlan_tag & VLAN_VID_MASK)) &&
- !adapter->vlan_tag[rxcp->vlan_tag])
- rxcp->vlanf = 0;
+ if (((adapter->pvid & VLAN_VID_MASK) ==
+ (rxcp->vlan_tag & VLAN_VID_MASK)) &&
+ !adapter->vlan_tag[rxcp->vlan_tag])
+ rxcp->vlanf = 0;
+ }
/* As the compl has been parsed, reset it; we wont touch it again */
compl->dw[offsetof(struct amap_eth_rx_compl_v1, valid) / 32] = 0;
@@ -1261,7 +1458,7 @@ static struct be_eth_tx_compl *be_tx_compl_get(struct be_queue_info *tx_cq)
return txcp;
}
-static void be_tx_compl_process(struct be_adapter *adapter, u16 last_index)
+static u16 be_tx_compl_process(struct be_adapter *adapter, u16 last_index)
{
struct be_queue_info *txq = &adapter->tx_obj.q;
struct be_eth_wrb *wrb;
@@ -1288,9 +1485,8 @@ static void be_tx_compl_process(struct be_adapter *adapter, u16 last_index)
queue_tail_inc(txq);
} while (cur_index != last_index);
- atomic_sub(num_wrbs, &txq->used);
-
kfree_skb(sent_skb);
+ return num_wrbs;
}
static inline struct be_eq_entry *event_get(struct be_eq_obj *eq_obj)
@@ -1373,7 +1569,7 @@ static void be_tx_compl_clean(struct be_adapter *adapter)
struct be_queue_info *tx_cq = &adapter->tx_obj.cq;
struct be_queue_info *txq = &adapter->tx_obj.q;
struct be_eth_tx_compl *txcp;
- u16 end_idx, cmpl = 0, timeo = 0;
+ u16 end_idx, cmpl = 0, timeo = 0, num_wrbs = 0;
struct sk_buff **sent_skbs = adapter->tx_obj.sent_skb_list;
struct sk_buff *sent_skb;
bool dummy_wrb;
@@ -1383,12 +1579,14 @@ static void be_tx_compl_clean(struct be_adapter *adapter)
while ((txcp = be_tx_compl_get(tx_cq))) {
end_idx = AMAP_GET_BITS(struct amap_eth_tx_compl,
wrb_index, txcp);
- be_tx_compl_process(adapter, end_idx);
+ num_wrbs += be_tx_compl_process(adapter, end_idx);
cmpl++;
}
if (cmpl) {
be_cq_notify(adapter, tx_cq->id, false, cmpl);
+ atomic_sub(num_wrbs, &txq->used);
cmpl = 0;
+ num_wrbs = 0;
}
if (atomic_read(&txq->used) == 0 || ++timeo > 200)
@@ -1408,7 +1606,8 @@ static void be_tx_compl_clean(struct be_adapter *adapter)
index_adv(&end_idx,
wrb_cnt_for_skb(adapter, sent_skb, &dummy_wrb) - 1,
txq->len);
- be_tx_compl_process(adapter, end_idx);
+ num_wrbs = be_tx_compl_process(adapter, end_idx);
+ atomic_sub(num_wrbs, &txq->used);
}
}
@@ -1573,12 +1772,31 @@ static void be_rx_queues_destroy(struct be_adapter *adapter)
}
}
+static u32 be_num_rxqs_want(struct be_adapter *adapter)
+{
+ if (multi_rxq && (adapter->function_caps & BE_FUNCTION_CAPS_RSS) &&
+ !adapter->sriov_enabled && !(adapter->function_mode & 0x400)) {
+ return 1 + MAX_RSS_QS; /* one default non-RSS queue */
+ } else {
+ dev_warn(&adapter->pdev->dev,
+ "No support for multiple RX queues\n");
+ return 1;
+ }
+}
+
static int be_rx_queues_create(struct be_adapter *adapter)
{
struct be_queue_info *eq, *q, *cq;
struct be_rx_obj *rxo;
int rc, i;
+ adapter->num_rx_qs = min(be_num_rxqs_want(adapter),
+ msix_enabled(adapter) ?
+ adapter->num_msix_vec - 1 : 1);
+ if (adapter->num_rx_qs != MAX_RX_QS)
+ dev_warn(&adapter->pdev->dev,
+ "Can create only %d RX queues", adapter->num_rx_qs);
+
adapter->big_page_size = (1 << get_order(rx_frag_size)) * PAGE_SIZE;
for_all_rx_queues(adapter, rxo, i) {
rxo->adapter = adapter;
@@ -1724,12 +1942,15 @@ static int be_poll_rx(struct napi_struct *napi, int budget)
break;
/* Ignore flush completions */
- if (rxcp->num_rcvd) {
+ if (rxcp->num_rcvd && rxcp->pkt_size) {
if (do_gro(rxcp))
be_rx_compl_process_gro(adapter, rxo, rxcp);
else
be_rx_compl_process(adapter, rxo, rxcp);
+ } else if (rxcp->pkt_size == 0) {
+ be_rx_compl_discard(adapter, rxo, rxcp);
}
+
be_rx_stats_update(rxo, rxcp);
}
@@ -1760,12 +1981,12 @@ static int be_poll_tx_mcc(struct napi_struct *napi, int budget)
struct be_queue_info *tx_cq = &adapter->tx_obj.cq;
struct be_eth_tx_compl *txcp;
int tx_compl = 0, mcc_compl, status = 0;
- u16 end_idx;
+ u16 end_idx, num_wrbs = 0;
while ((txcp = be_tx_compl_get(tx_cq))) {
end_idx = AMAP_GET_BITS(struct amap_eth_tx_compl,
wrb_index, txcp);
- be_tx_compl_process(adapter, end_idx);
+ num_wrbs += be_tx_compl_process(adapter, end_idx);
tx_compl++;
}
@@ -1781,6 +2002,8 @@ static int be_poll_tx_mcc(struct napi_struct *napi, int budget)
if (tx_compl) {
be_cq_notify(adapter, adapter->tx_obj.cq.id, true, tx_compl);
+ atomic_sub(num_wrbs, &txq->used);
+
/* As Tx wrbs have been freed up, wake up netdev queue if
* it was stopped due to lack of tx wrbs.
*/
@@ -1843,6 +2066,9 @@ static void be_worker(struct work_struct *work)
struct be_rx_obj *rxo;
int i;
+ if (!adapter->ue_detected && !lancer_chip(adapter))
+ be_detect_dump_ue(adapter);
+
/* when interrupts are not yet enabled, just reap any pending
* mcc completions */
if (!netif_running(adapter->netdev)) {
@@ -1855,15 +2081,16 @@ static void be_worker(struct work_struct *work)
be_cq_notify(adapter, mcc_obj->cq.id, false, mcc_compl);
}
- if (!adapter->ue_detected && !lancer_chip(adapter))
- be_detect_dump_ue(adapter);
-
goto reschedule;
}
- if (!adapter->stats_cmd_sent)
- be_cmd_get_stats(adapter, &adapter->stats_cmd);
-
+ if (!adapter->stats_cmd_sent) {
+ if (lancer_chip(adapter))
+ lancer_cmd_get_pport_stats(adapter,
+ &adapter->stats_cmd);
+ else
+ be_cmd_get_stats(adapter, &adapter->stats_cmd);
+ }
be_tx_rate_update(adapter);
for_all_rx_queues(adapter, rxo, i) {
@@ -1875,8 +2102,6 @@ static void be_worker(struct work_struct *work)
be_post_rx_frags(rxo, GFP_KERNEL);
}
}
- if (!adapter->ue_detected && !lancer_chip(adapter))
- be_detect_dump_ue(adapter);
reschedule:
adapter->work_counter++;
@@ -1885,51 +2110,35 @@ reschedule:
static void be_msix_disable(struct be_adapter *adapter)
{
- if (adapter->msix_enabled) {
+ if (msix_enabled(adapter)) {
pci_disable_msix(adapter->pdev);
- adapter->msix_enabled = false;
- }
-}
-
-static int be_num_rxqs_get(struct be_adapter *adapter)
-{
- if (multi_rxq && (adapter->function_caps & BE_FUNCTION_CAPS_RSS) &&
- !adapter->sriov_enabled && !(adapter->function_mode & 0x400)) {
- return 1 + MAX_RSS_QS; /* one default non-RSS queue */
- } else {
- dev_warn(&adapter->pdev->dev,
- "No support for multiple RX queues\n");
- return 1;
+ adapter->num_msix_vec = 0;
}
}
static void be_msix_enable(struct be_adapter *adapter)
{
#define BE_MIN_MSIX_VECTORS (1 + 1) /* Rx + Tx */
- int i, status;
+ int i, status, num_vec;
- adapter->num_rx_qs = be_num_rxqs_get(adapter);
+ num_vec = be_num_rxqs_want(adapter) + 1;
- for (i = 0; i < (adapter->num_rx_qs + 1); i++)
+ for (i = 0; i < num_vec; i++)
adapter->msix_entries[i].entry = i;
- status = pci_enable_msix(adapter->pdev, adapter->msix_entries,
- adapter->num_rx_qs + 1);
+ status = pci_enable_msix(adapter->pdev, adapter->msix_entries, num_vec);
if (status == 0) {
goto done;
} else if (status >= BE_MIN_MSIX_VECTORS) {
+ num_vec = status;
if (pci_enable_msix(adapter->pdev, adapter->msix_entries,
- status) == 0) {
- adapter->num_rx_qs = status - 1;
- dev_warn(&adapter->pdev->dev,
- "Could alloc only %d MSIx vectors. "
- "Using %d RX Qs\n", status, adapter->num_rx_qs);
+ num_vec) == 0)
goto done;
- }
}
return;
done:
- adapter->msix_enabled = true;
+ adapter->num_msix_vec = num_vec;
+ return;
}
static void be_sriov_enable(struct be_adapter *adapter)
@@ -1937,7 +2146,20 @@ static void be_sriov_enable(struct be_adapter *adapter)
be_check_sriov_fn_type(adapter);
#ifdef CONFIG_PCI_IOV
if (be_physfn(adapter) && num_vfs) {
- int status;
+ int status, pos;
+ u16 nvfs;
+
+ pos = pci_find_ext_capability(adapter->pdev,
+ PCI_EXT_CAP_ID_SRIOV);
+ pci_read_config_word(adapter->pdev,
+ pos + PCI_SRIOV_TOTAL_VF, &nvfs);
+
+ if (num_vfs > nvfs) {
+ dev_info(&adapter->pdev->dev,
+ "Device supports %d VFs and not %d\n",
+ nvfs, num_vfs);
+ num_vfs = nvfs;
+ }
status = pci_enable_sriov(adapter->pdev, num_vfs);
adapter->sriov_enabled = status ? false : true;
@@ -2010,8 +2232,7 @@ err_msix:
err:
dev_warn(&adapter->pdev->dev,
"MSIX Request IRQ failed - err %d\n", status);
- pci_disable_msix(adapter->pdev);
- adapter->msix_enabled = false;
+ be_msix_disable(adapter);
return status;
}
@@ -2020,7 +2241,7 @@ static int be_irq_register(struct be_adapter *adapter)
struct net_device *netdev = adapter->netdev;
int status;
- if (adapter->msix_enabled) {
+ if (msix_enabled(adapter)) {
status = be_msix_register(adapter);
if (status == 0)
goto done;
@@ -2053,7 +2274,7 @@ static void be_irq_unregister(struct be_adapter *adapter)
return;
/* INTx */
- if (!adapter->msix_enabled) {
+ if (!msix_enabled(adapter)) {
free_irq(netdev->irq, adapter);
goto done;
}
@@ -2095,7 +2316,7 @@ static int be_close(struct net_device *netdev)
be_cq_notify(adapter, rxo->cq.id, false, 0);
}
- if (adapter->msix_enabled) {
+ if (msix_enabled(adapter)) {
vec = be_msix_vec_get(adapter, tx_eq);
synchronize_irq(vec);
@@ -2148,7 +2369,7 @@ static int be_open(struct net_device *netdev)
be_async_mcc_enable(adapter);
status = be_cmd_link_status_query(adapter, &link_up, &mac_speed,
- &link_speed);
+ &link_speed, 0);
if (status)
goto err;
be_link_status_update(adapter, link_up);
@@ -2268,7 +2489,7 @@ static int be_setup(struct be_adapter *adapter)
BE_IF_FLAGS_PASS_L3L4_ERRORS;
en_flags |= BE_IF_FLAGS_PASS_L3L4_ERRORS;
- if (be_multi_rxq(adapter)) {
+ if (adapter->function_caps & BE_FUNCTION_CAPS_RSS) {
cap_flags |= BE_IF_FLAGS_RSS;
en_flags |= BE_IF_FLAGS_RSS;
}
@@ -2325,7 +2546,6 @@ static int be_setup(struct be_adapter *adapter)
return 0;
- be_mcc_queues_destroy(adapter);
rx_qs_destroy:
be_rx_queues_destroy(adapter);
tx_qs_destroy:
@@ -2493,7 +2713,6 @@ static int be_flash_data(struct be_adapter *adapter,
"cmd to write to flash rom failed.\n");
return -1;
}
- yield();
}
}
return 0;
@@ -2511,32 +2730,96 @@ static int get_ufigen_type(struct flash_file_hdr_g2 *fhdr)
return 0;
}
-int be_load_fw(struct be_adapter *adapter, u8 *func)
+static int lancer_fw_download(struct be_adapter *adapter,
+ const struct firmware *fw)
{
- char fw_file[ETHTOOL_FLASH_MAX_FILENAME];
- const struct firmware *fw;
- struct flash_file_hdr_g2 *fhdr;
- struct flash_file_hdr_g3 *fhdr3;
- struct image_hdr *img_hdr_ptr = NULL;
+#define LANCER_FW_DOWNLOAD_CHUNK (32 * 1024)
+#define LANCER_FW_DOWNLOAD_LOCATION "/prg"
struct be_dma_mem flash_cmd;
- int status, i = 0, num_imgs = 0;
- const u8 *p;
+ const u8 *data_ptr = NULL;
+ u8 *dest_image_ptr = NULL;
+ size_t image_size = 0;
+ u32 chunk_size = 0;
+ u32 data_written = 0;
+ u32 offset = 0;
+ int status = 0;
+ u8 add_status = 0;
- if (!netif_running(adapter->netdev)) {
+ if (!IS_ALIGNED(fw->size, sizeof(u32))) {
dev_err(&adapter->pdev->dev,
- "Firmware load not allowed (interface is down)\n");
- return -EPERM;
+ "FW Image not properly aligned. "
+ "Length must be 4 byte aligned.\n");
+ status = -EINVAL;
+ goto lancer_fw_exit;
+ }
+
+ flash_cmd.size = sizeof(struct lancer_cmd_req_write_object)
+ + LANCER_FW_DOWNLOAD_CHUNK;
+ flash_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, flash_cmd.size,
+ &flash_cmd.dma, GFP_KERNEL);
+ if (!flash_cmd.va) {
+ status = -ENOMEM;
+ dev_err(&adapter->pdev->dev,
+ "Memory allocation failure while flashing\n");
+ goto lancer_fw_exit;
}
- strcpy(fw_file, func);
+ dest_image_ptr = flash_cmd.va +
+ sizeof(struct lancer_cmd_req_write_object);
+ image_size = fw->size;
+ data_ptr = fw->data;
- status = request_firmware(&fw, fw_file, &adapter->pdev->dev);
- if (status)
- goto fw_exit;
+ while (image_size) {
+ chunk_size = min_t(u32, image_size, LANCER_FW_DOWNLOAD_CHUNK);
+
+ /* Copy the image chunk content. */
+ memcpy(dest_image_ptr, data_ptr, chunk_size);
+
+ status = lancer_cmd_write_object(adapter, &flash_cmd,
+ chunk_size, offset, LANCER_FW_DOWNLOAD_LOCATION,
+ &data_written, &add_status);
+
+ if (status)
+ break;
+
+ offset += data_written;
+ data_ptr += data_written;
+ image_size -= data_written;
+ }
+
+ if (!status) {
+ /* Commit the FW written */
+ status = lancer_cmd_write_object(adapter, &flash_cmd,
+ 0, offset, LANCER_FW_DOWNLOAD_LOCATION,
+ &data_written, &add_status);
+ }
+
+ dma_free_coherent(&adapter->pdev->dev, flash_cmd.size, flash_cmd.va,
+ flash_cmd.dma);
+ if (status) {
+ dev_err(&adapter->pdev->dev,
+ "Firmware load error. "
+ "Status code: 0x%x Additional Status: 0x%x\n",
+ status, add_status);
+ goto lancer_fw_exit;
+ }
+
+ dev_info(&adapter->pdev->dev, "Firmware flashed successfully\n");
+lancer_fw_exit:
+ return status;
+}
+
+static int be_fw_download(struct be_adapter *adapter, const struct firmware* fw)
+{
+ struct flash_file_hdr_g2 *fhdr;
+ struct flash_file_hdr_g3 *fhdr3;
+ struct image_hdr *img_hdr_ptr = NULL;
+ struct be_dma_mem flash_cmd;
+ const u8 *p;
+ int status = 0, i = 0, num_imgs = 0;
p = fw->data;
fhdr = (struct flash_file_hdr_g2 *) p;
- dev_info(&adapter->pdev->dev, "Flashing firmware file %s\n", fw_file);
flash_cmd.size = sizeof(struct be_cmd_write_flashrom) + 32*1024;
flash_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, flash_cmd.size,
@@ -2545,7 +2828,7 @@ int be_load_fw(struct be_adapter *adapter, u8 *func)
status = -ENOMEM;
dev_err(&adapter->pdev->dev,
"Memory allocation failure while flashing\n");
- goto fw_exit;
+ goto be_fw_exit;
}
if ((adapter->generation == BE_GEN3) &&
@@ -2573,11 +2856,37 @@ int be_load_fw(struct be_adapter *adapter, u8 *func)
flash_cmd.dma);
if (status) {
dev_err(&adapter->pdev->dev, "Firmware load error\n");
- goto fw_exit;
+ goto be_fw_exit;
}
dev_info(&adapter->pdev->dev, "Firmware flashed successfully\n");
+be_fw_exit:
+ return status;
+}
+
+int be_load_fw(struct be_adapter *adapter, u8 *fw_file)
+{
+ const struct firmware *fw;
+ int status;
+
+ if (!netif_running(adapter->netdev)) {
+ dev_err(&adapter->pdev->dev,
+ "Firmware load not allowed (interface is down)\n");
+ return -1;
+ }
+
+ status = request_firmware(&fw, fw_file, &adapter->pdev->dev);
+ if (status)
+ goto fw_exit;
+
+ dev_info(&adapter->pdev->dev, "Flashing firmware file %s\n", fw_file);
+
+ if (lancer_chip(adapter))
+ status = lancer_fw_download(adapter, fw);
+ else
+ status = be_fw_download(adapter, fw);
+
fw_exit:
release_firmware(fw);
return status;
@@ -2606,10 +2915,14 @@ static void be_netdev_init(struct net_device *netdev)
struct be_rx_obj *rxo;
int i;
- netdev->features |= NETIF_F_SG | NETIF_F_HW_VLAN_RX | NETIF_F_TSO |
- NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER |
- NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
- NETIF_F_GRO | NETIF_F_TSO6;
+ netdev->hw_features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 |
+ NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |
+ NETIF_F_HW_VLAN_TX;
+ if (be_multi_rxq(adapter))
+ netdev->hw_features |= NETIF_F_RXHASH;
+
+ netdev->features |= netdev->hw_features |
+ NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER;
netdev->vlan_features |= NETIF_F_SG | NETIF_F_TSO |
NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
@@ -2619,8 +2932,6 @@ static void be_netdev_init(struct net_device *netdev)
netdev->flags |= IFF_MULTICAST;
- adapter->rx_csum = true;
-
/* Default settings for Rx and Tx flow control */
adapter->rx_fc = true;
adapter->tx_fc = true;
@@ -2788,7 +3099,14 @@ static int be_stats_init(struct be_adapter *adapter)
{
struct be_dma_mem *cmd = &adapter->stats_cmd;
- cmd->size = sizeof(struct be_cmd_req_get_stats);
+ if (adapter->generation == BE_GEN2) {
+ cmd->size = sizeof(struct be_cmd_req_get_stats_v0);
+ } else {
+ if (lancer_chip(adapter))
+ cmd->size = sizeof(struct lancer_cmd_req_pport_stats);
+ else
+ cmd->size = sizeof(struct be_cmd_req_get_stats_v1);
+ }
cmd->va = dma_alloc_coherent(&adapter->pdev->dev, cmd->size, &cmd->dma,
GFP_KERNEL);
if (cmd->va == NULL)
@@ -2814,6 +3132,7 @@ static void __devexit be_remove(struct pci_dev *pdev)
be_ctrl_cleanup(adapter);
+ kfree(adapter->vf_cfg);
be_sriov_disable(adapter);
be_msix_disable(adapter);
@@ -2841,7 +3160,8 @@ static int be_get_config(struct be_adapter *adapter)
memset(mac, 0, ETH_ALEN);
- if (be_physfn(adapter)) {
+ /* A default permanent address is given to each VF for Lancer*/
+ if (be_physfn(adapter) || lancer_chip(adapter)) {
status = be_cmd_mac_addr_query(adapter, mac,
MAC_ADDRESS_TYPE_NETWORK, true /*permanent */, 0);
@@ -2883,6 +3203,7 @@ static int be_dev_family_check(struct be_adapter *adapter)
adapter->generation = BE_GEN3;
break;
case OC_DEVICE_ID3:
+ case OC_DEVICE_ID4:
pci_read_config_dword(pdev, SLI_INTF_REG_OFFSET, &sli_intf);
if_type = (sli_intf & SLI_INTF_IF_TYPE_MASK) >>
SLI_INTF_IF_TYPE_SHIFT;
@@ -2892,10 +3213,6 @@ static int be_dev_family_check(struct be_adapter *adapter)
dev_err(&pdev->dev, "SLI_INTF reg val is not valid\n");
return -EINVAL;
}
- if (num_vfs > 0) {
- dev_err(&pdev->dev, "VFs not supported\n");
- return -EINVAL;
- }
adapter->sli_family = ((sli_intf & SLI_INTF_FAMILY_MASK) >>
SLI_INTF_FAMILY_SHIFT);
adapter->generation = BE_GEN3;
@@ -2998,16 +3315,23 @@ static int __devinit be_probe(struct pci_dev *pdev,
}
be_sriov_enable(adapter);
+ if (adapter->sriov_enabled) {
+ adapter->vf_cfg = kcalloc(num_vfs,
+ sizeof(struct be_vf_cfg), GFP_KERNEL);
+
+ if (!adapter->vf_cfg)
+ goto free_netdev;
+ }
status = be_ctrl_init(adapter);
if (status)
- goto free_netdev;
+ goto free_vf_cfg;
if (lancer_chip(adapter)) {
status = lancer_test_and_set_rdy_state(adapter);
if (status) {
dev_err(&pdev->dev, "Adapter in non recoverable error\n");
- goto free_netdev;
+ goto ctrl_clean;
}
}
@@ -3050,9 +3374,24 @@ static int __devinit be_probe(struct pci_dev *pdev,
netif_carrier_off(netdev);
if (be_physfn(adapter) && adapter->sriov_enabled) {
- status = be_vf_eth_addr_config(adapter);
- if (status)
- goto unreg_netdev;
+ u8 mac_speed;
+ bool link_up;
+ u16 vf, lnk_speed;
+
+ if (!lancer_chip(adapter)) {
+ status = be_vf_eth_addr_config(adapter);
+ if (status)
+ goto unreg_netdev;
+ }
+
+ for (vf = 0; vf < num_vfs; vf++) {
+ status = be_cmd_link_status_query(adapter, &link_up,
+ &mac_speed, &lnk_speed, vf + 1);
+ if (!status)
+ adapter->vf_cfg[vf].vf_tx_rate = lnk_speed * 10;
+ else
+ goto unreg_netdev;
+ }
}
dev_info(&pdev->dev, "%s port %d\n", nic_name(pdev), adapter->port_num);
@@ -3069,6 +3408,8 @@ stats_clean:
be_stats_cleanup(adapter);
ctrl_clean:
be_ctrl_cleanup(adapter);
+free_vf_cfg:
+ kfree(adapter->vf_cfg);
free_netdev:
be_sriov_disable(adapter);
free_netdev(netdev);
@@ -3153,16 +3494,15 @@ static void be_shutdown(struct pci_dev *pdev)
if (!adapter)
return;
- if (netif_running(adapter->netdev))
- cancel_delayed_work_sync(&adapter->work);
+ cancel_delayed_work_sync(&adapter->work);
netif_device_detach(adapter->netdev);
- be_cmd_reset_function(adapter);
-
if (adapter->wol)
be_setup_wol(adapter, true);
+ be_cmd_reset_function(adapter);
+
pci_disable_device(pdev);
}
@@ -3274,13 +3614,6 @@ static int __init be_init_module(void)
rx_frag_size = 2048;
}
- if (num_vfs > 32) {
- printk(KERN_WARNING DRV_NAME
- " : Module param num_vfs must not be greater than 32."
- "Using 32\n");
- num_vfs = 32;
- }
-
return pci_register_driver(&be_driver);
}
module_init(be_init_module);