diff options
Diffstat (limited to 'drivers/infiniband/hw/usnic')
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_fwd.c | 12 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_fwd.h | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_ib_main.c | 18 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_ib_verbs.c | 43 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_ib_verbs.h | 1 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_uiom.c | 6 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_uiom.h | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c | 15 | ||||
| -rw-r--r-- | drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h | 12 |
9 files changed, 49 insertions, 62 deletions
diff --git a/drivers/infiniband/hw/usnic/usnic_fwd.c b/drivers/infiniband/hw/usnic/usnic_fwd.c index 3c37dd59c04e..995a26b65156 100644 --- a/drivers/infiniband/hw/usnic/usnic_fwd.c +++ b/drivers/infiniband/hw/usnic/usnic_fwd.c @@ -110,20 +110,12 @@ void usnic_fwd_set_mac(struct usnic_fwd_dev *ufdev, char mac[ETH_ALEN]) spin_unlock(&ufdev->lock); } -int usnic_fwd_add_ipaddr(struct usnic_fwd_dev *ufdev, __be32 inaddr) +void usnic_fwd_add_ipaddr(struct usnic_fwd_dev *ufdev, __be32 inaddr) { - int status; - spin_lock(&ufdev->lock); - if (ufdev->inaddr == 0) { + if (!ufdev->inaddr) ufdev->inaddr = inaddr; - status = 0; - } else { - status = -EFAULT; - } spin_unlock(&ufdev->lock); - - return status; } void usnic_fwd_del_ipaddr(struct usnic_fwd_dev *ufdev) diff --git a/drivers/infiniband/hw/usnic/usnic_fwd.h b/drivers/infiniband/hw/usnic/usnic_fwd.h index b2ac22be0731..0b2cc4e79707 100644 --- a/drivers/infiniband/hw/usnic/usnic_fwd.h +++ b/drivers/infiniband/hw/usnic/usnic_fwd.h @@ -75,7 +75,7 @@ struct usnic_fwd_dev *usnic_fwd_dev_alloc(struct pci_dev *pdev); void usnic_fwd_dev_free(struct usnic_fwd_dev *ufdev); void usnic_fwd_set_mac(struct usnic_fwd_dev *ufdev, char mac[ETH_ALEN]); -int usnic_fwd_add_ipaddr(struct usnic_fwd_dev *ufdev, __be32 inaddr); +void usnic_fwd_add_ipaddr(struct usnic_fwd_dev *ufdev, __be32 inaddr); void usnic_fwd_del_ipaddr(struct usnic_fwd_dev *ufdev); void usnic_fwd_carrier_up(struct usnic_fwd_dev *ufdev); void usnic_fwd_carrier_down(struct usnic_fwd_dev *ufdev); diff --git a/drivers/infiniband/hw/usnic/usnic_ib_main.c b/drivers/infiniband/hw/usnic/usnic_ib_main.c index c0c1e8b027b1..f45e99a938e0 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_main.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_main.c @@ -333,9 +333,7 @@ static int usnic_port_immutable(struct ib_device *ibdev, u8 port_num, return 0; } -static void usnic_get_dev_fw_str(struct ib_device *device, - char *str, - size_t str_len) +static void usnic_get_dev_fw_str(struct ib_device *device, char *str) { struct usnic_ib_dev *us_ibdev = container_of(device, struct usnic_ib_dev, ib_dev); @@ -345,7 +343,7 @@ static void usnic_get_dev_fw_str(struct ib_device *device, us_ibdev->netdev->ethtool_ops->get_drvinfo(us_ibdev->netdev, &info); mutex_unlock(&us_ibdev->usdev_lock); - snprintf(str, str_len, "%s", info.fw_version); + snprintf(str, IB_FW_VERSION_NAME_MAX, "%s", info.fw_version); } /* Start of PF discovery section */ @@ -353,7 +351,7 @@ static void *usnic_ib_device_add(struct pci_dev *dev) { struct usnic_ib_dev *us_ibdev; union ib_gid gid; - struct in_ifaddr *in; + struct in_device *ind; struct net_device *netdev; usnic_dbg("\n"); @@ -409,6 +407,7 @@ static void *usnic_ib_device_add(struct pci_dev *dev) us_ibdev->ib_dev.query_port = usnic_ib_query_port; us_ibdev->ib_dev.query_pkey = usnic_ib_query_pkey; us_ibdev->ib_dev.query_gid = usnic_ib_query_gid; + us_ibdev->ib_dev.get_netdev = usnic_get_netdev; us_ibdev->ib_dev.get_link_layer = usnic_ib_port_link_layer; us_ibdev->ib_dev.alloc_pd = usnic_ib_alloc_pd; us_ibdev->ib_dev.dealloc_pd = usnic_ib_dealloc_pd; @@ -442,9 +441,11 @@ static void *usnic_ib_device_add(struct pci_dev *dev) if (netif_carrier_ok(us_ibdev->netdev)) usnic_fwd_carrier_up(us_ibdev->ufdev); - in = ((struct in_device *)(netdev->ip_ptr))->ifa_list; - if (in != NULL) - usnic_fwd_add_ipaddr(us_ibdev->ufdev, in->ifa_address); + ind = in_dev_get(netdev); + if (ind->ifa_list) + usnic_fwd_add_ipaddr(us_ibdev->ufdev, + ind->ifa_list->ifa_address); + in_dev_put(ind); usnic_mac_ip_to_gid(us_ibdev->netdev->perm_addr, us_ibdev->ufdev->inaddr, &gid.raw[0]); @@ -720,7 +721,6 @@ static void __exit usnic_ib_destroy(void) MODULE_DESCRIPTION("Cisco VIC (usNIC) Verbs Driver"); MODULE_AUTHOR("Upinder Malhi <umalhi@cisco.com>"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_VERSION(DRV_VERSION); module_param(usnic_log_lvl, uint, S_IRUGO | S_IWUSR); module_param(usnic_ib_share_vf, uint, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(usnic_log_lvl, " Off=0, Err=1, Info=2, Debug=3"); diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c index 4996984885c2..e4113ef09315 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c @@ -164,6 +164,8 @@ find_free_vf_and_create_qp_grp(struct usnic_ib_dev *us_ibdev, if (usnic_ib_share_vf) { /* Try to find resouces on a used vf which is in pd */ dev_list = usnic_uiom_get_dev_list(pd->umem_pd); + if (IS_ERR(dev_list)) + return ERR_CAST(dev_list); for (i = 0; dev_list[i]; i++) { dev = dev_list[i]; vf = pci_get_drvdata(to_pci_dev(dev)); @@ -226,27 +228,6 @@ static void qp_grp_destroy(struct usnic_ib_qp_grp *qp_grp) spin_unlock(&vf->lock); } -static void eth_speed_to_ib_speed(int speed, u8 *active_speed, - u8 *active_width) -{ - if (speed <= 10000) { - *active_width = IB_WIDTH_1X; - *active_speed = IB_SPEED_FDR10; - } else if (speed <= 20000) { - *active_width = IB_WIDTH_4X; - *active_speed = IB_SPEED_DDR; - } else if (speed <= 30000) { - *active_width = IB_WIDTH_4X; - *active_speed = IB_SPEED_QDR; - } else if (speed <= 40000) { - *active_width = IB_WIDTH_4X; - *active_speed = IB_SPEED_FDR10; - } else { - *active_width = IB_WIDTH_4X; - *active_speed = IB_SPEED_EDR; - } -} - static int create_qp_validate_user_data(struct usnic_ib_create_qp_cmd cmd) { if (cmd.spec.trans_type <= USNIC_TRANSPORT_UNKNOWN || @@ -326,12 +307,16 @@ int usnic_ib_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr *props) { struct usnic_ib_dev *us_ibdev = to_usdev(ibdev); - struct ethtool_link_ksettings cmd; usnic_dbg("\n"); mutex_lock(&us_ibdev->usdev_lock); - __ethtool_get_link_ksettings(us_ibdev->netdev, &cmd); + if (ib_get_eth_speed(ibdev, port, &props->active_speed, + &props->active_width)) { + mutex_unlock(&us_ibdev->usdev_lock); + return -EINVAL; + } + /* props being zeroed by the caller, avoid zeroing it here */ props->lid = 0; @@ -355,8 +340,6 @@ int usnic_ib_query_port(struct ib_device *ibdev, u8 port, props->pkey_tbl_len = 1; props->bad_pkey_cntr = 0; props->qkey_viol_cntr = 0; - eth_speed_to_ib_speed(cmd.base.speed, &props->active_speed, - &props->active_width); props->max_mtu = IB_MTU_4096; props->active_mtu = iboe_get_mtu(us_ibdev->ufdev->mtu); /* Userspace will adjust for hdrs */ @@ -424,6 +407,16 @@ int usnic_ib_query_gid(struct ib_device *ibdev, u8 port, int index, return 0; } +struct net_device *usnic_get_netdev(struct ib_device *device, u8 port_num) +{ + struct usnic_ib_dev *us_ibdev = to_usdev(device); + + if (us_ibdev->netdev) + dev_hold(us_ibdev->netdev); + + return us_ibdev->netdev; +} + int usnic_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey) { diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h index 172e43b6fa95..1fda94425116 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h +++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h @@ -48,6 +48,7 @@ int usnic_ib_query_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr, struct ib_qp_init_attr *qp_init_attr); int usnic_ib_query_gid(struct ib_device *ibdev, u8 port, int index, union ib_gid *gid); +struct net_device *usnic_get_netdev(struct ib_device *device, u8 port_num); int usnic_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey); struct ib_pd *usnic_ib_alloc_pd(struct ib_device *ibdev, diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c index c49db7c33979..4381c0a9a873 100644 --- a/drivers/infiniband/hw/usnic/usnic_uiom.c +++ b/drivers/infiniband/hw/usnic/usnic_uiom.c @@ -227,7 +227,7 @@ static void __usnic_uiom_reg_release(struct usnic_uiom_pd *pd, vpn_last = vpn_start + npages - 1; spin_lock(&pd->lock); - usnic_uiom_remove_interval(&pd->rb_root, vpn_start, + usnic_uiom_remove_interval(&pd->root, vpn_start, vpn_last, &rm_intervals); usnic_uiom_unmap_sorted_intervals(&rm_intervals, pd); @@ -379,7 +379,7 @@ struct usnic_uiom_reg *usnic_uiom_reg_get(struct usnic_uiom_pd *pd, err = usnic_uiom_get_intervals_diff(vpn_start, vpn_last, (writable) ? IOMMU_WRITE : 0, IOMMU_WRITE, - &pd->rb_root, + &pd->root, &sorted_diff_intervals); if (err) { usnic_err("Failed disjoint interval vpn [0x%lx,0x%lx] err %d\n", @@ -395,7 +395,7 @@ struct usnic_uiom_reg *usnic_uiom_reg_get(struct usnic_uiom_pd *pd, } - err = usnic_uiom_insert_interval(&pd->rb_root, vpn_start, vpn_last, + err = usnic_uiom_insert_interval(&pd->root, vpn_start, vpn_last, (writable) ? IOMMU_WRITE : 0); if (err) { usnic_err("Failed insert interval vpn [0x%lx,0x%lx] err %d\n", diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.h b/drivers/infiniband/hw/usnic/usnic_uiom.h index 45ca7c1613a7..431efe4143f4 100644 --- a/drivers/infiniband/hw/usnic/usnic_uiom.h +++ b/drivers/infiniband/hw/usnic/usnic_uiom.h @@ -55,7 +55,7 @@ struct usnic_uiom_dev { struct usnic_uiom_pd { struct iommu_domain *domain; spinlock_t lock; - struct rb_root rb_root; + struct rb_root_cached root; struct list_head devs; int dev_cnt; }; diff --git a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c index 42b4b4c4e452..d399523206c7 100644 --- a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c +++ b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c @@ -100,9 +100,9 @@ static int interval_cmp(void *priv, struct list_head *a, struct list_head *b) } static void -find_intervals_intersection_sorted(struct rb_root *root, unsigned long start, - unsigned long last, - struct list_head *list) +find_intervals_intersection_sorted(struct rb_root_cached *root, + unsigned long start, unsigned long last, + struct list_head *list) { struct usnic_uiom_interval_node *node; @@ -118,7 +118,7 @@ find_intervals_intersection_sorted(struct rb_root *root, unsigned long start, int usnic_uiom_get_intervals_diff(unsigned long start, unsigned long last, int flags, int flag_mask, - struct rb_root *root, + struct rb_root_cached *root, struct list_head *diff_set) { struct usnic_uiom_interval_node *interval, *tmp; @@ -175,7 +175,7 @@ void usnic_uiom_put_interval_set(struct list_head *intervals) kfree(interval); } -int usnic_uiom_insert_interval(struct rb_root *root, unsigned long start, +int usnic_uiom_insert_interval(struct rb_root_cached *root, unsigned long start, unsigned long last, int flags) { struct usnic_uiom_interval_node *interval, *tmp; @@ -246,8 +246,9 @@ err_out: return err; } -void usnic_uiom_remove_interval(struct rb_root *root, unsigned long start, - unsigned long last, struct list_head *removed) +void usnic_uiom_remove_interval(struct rb_root_cached *root, + unsigned long start, unsigned long last, + struct list_head *removed) { struct usnic_uiom_interval_node *interval; diff --git a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h index c0b0b876ab90..1d7fc3226bca 100644 --- a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h +++ b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h @@ -48,12 +48,12 @@ struct usnic_uiom_interval_node { extern void usnic_uiom_interval_tree_insert(struct usnic_uiom_interval_node *node, - struct rb_root *root); + struct rb_root_cached *root); extern void usnic_uiom_interval_tree_remove(struct usnic_uiom_interval_node *node, - struct rb_root *root); + struct rb_root_cached *root); extern struct usnic_uiom_interval_node * -usnic_uiom_interval_tree_iter_first(struct rb_root *root, +usnic_uiom_interval_tree_iter_first(struct rb_root_cached *root, unsigned long start, unsigned long last); extern struct usnic_uiom_interval_node * @@ -63,7 +63,7 @@ usnic_uiom_interval_tree_iter_next(struct usnic_uiom_interval_node *node, * Inserts {start...last} into {root}. If there are overlaps, * nodes will be broken up and merged */ -int usnic_uiom_insert_interval(struct rb_root *root, +int usnic_uiom_insert_interval(struct rb_root_cached *root, unsigned long start, unsigned long last, int flags); /* @@ -71,7 +71,7 @@ int usnic_uiom_insert_interval(struct rb_root *root, * 'removed.' The caller is responsibile for freeing memory of nodes in * 'removed.' */ -void usnic_uiom_remove_interval(struct rb_root *root, +void usnic_uiom_remove_interval(struct rb_root_cached *root, unsigned long start, unsigned long last, struct list_head *removed); /* @@ -81,7 +81,7 @@ void usnic_uiom_remove_interval(struct rb_root *root, int usnic_uiom_get_intervals_diff(unsigned long start, unsigned long last, int flags, int flag_mask, - struct rb_root *root, + struct rb_root_cached *root, struct list_head *diff_set); /* Call this to free diff_set returned by usnic_uiom_get_intervals_diff */ void usnic_uiom_put_interval_set(struct list_head *intervals); |