diff options
Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_utils.c')
| -rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_utils.c | 47 |
1 files changed, 26 insertions, 21 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_utils.c b/drivers/infiniband/hw/i40iw/i40iw_utils.c index 1ceec81bd8eb..0e8db0a35141 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_utils.c +++ b/drivers/infiniband/hw/i40iw/i40iw_utils.c @@ -59,7 +59,7 @@ * @action: modify, delete or add */ int i40iw_arp_table(struct i40iw_device *iwdev, - __be32 *ip_addr, + u32 *ip_addr, bool ipv4, u8 *mac_addr, u32 action) @@ -152,7 +152,7 @@ int i40iw_inetaddr_event(struct notifier_block *notifier, struct net_device *upper_dev; struct i40iw_device *iwdev; struct i40iw_handler *hdl; - __be32 local_ipaddr; + u32 local_ipaddr; hdl = i40iw_find_netdev(event_netdev); if (!hdl) @@ -167,11 +167,10 @@ int i40iw_inetaddr_event(struct notifier_block *notifier, switch (event) { case NETDEV_DOWN: if (upper_dev) - local_ipaddr = - ((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address; + local_ipaddr = ntohl( + ((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address); else - local_ipaddr = ifa->ifa_address; - local_ipaddr = ntohl(local_ipaddr); + local_ipaddr = ntohl(ifa->ifa_address); i40iw_manage_arp_cache(iwdev, netdev->dev_addr, &local_ipaddr, @@ -180,11 +179,10 @@ int i40iw_inetaddr_event(struct notifier_block *notifier, return NOTIFY_OK; case NETDEV_UP: if (upper_dev) - local_ipaddr = - ((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address; + local_ipaddr = ntohl( + ((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address); else - local_ipaddr = ifa->ifa_address; - local_ipaddr = ntohl(local_ipaddr); + local_ipaddr = ntohl(ifa->ifa_address); i40iw_manage_arp_cache(iwdev, netdev->dev_addr, &local_ipaddr, @@ -194,12 +192,11 @@ int i40iw_inetaddr_event(struct notifier_block *notifier, case NETDEV_CHANGEADDR: /* Add the address to the IP table */ if (upper_dev) - local_ipaddr = - ((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address; + local_ipaddr = ntohl( + ((struct in_device *)upper_dev->ip_ptr)->ifa_list->ifa_address); else - local_ipaddr = ifa->ifa_address; + local_ipaddr = ntohl(ifa->ifa_address); - local_ipaddr = ntohl(local_ipaddr); i40iw_manage_arp_cache(iwdev, netdev->dev_addr, &local_ipaddr, @@ -227,7 +224,7 @@ int i40iw_inet6addr_event(struct notifier_block *notifier, struct net_device *netdev; struct i40iw_device *iwdev; struct i40iw_handler *hdl; - __be32 local_ipaddr6[4]; + u32 local_ipaddr6[4]; hdl = i40iw_find_netdev(event_netdev); if (!hdl) @@ -506,14 +503,19 @@ void i40iw_rem_ref(struct ib_qp *ibqp) struct cqp_commands_info *cqp_info; struct i40iw_device *iwdev; u32 qp_num; + unsigned long flags; iwqp = to_iwqp(ibqp); - if (!atomic_dec_and_test(&iwqp->refcount)) + iwdev = iwqp->iwdev; + spin_lock_irqsave(&iwdev->qptable_lock, flags); + if (!atomic_dec_and_test(&iwqp->refcount)) { + spin_unlock_irqrestore(&iwdev->qptable_lock, flags); return; + } - iwdev = iwqp->iwdev; qp_num = iwqp->ibqp.qp_num; iwdev->qp_table[qp_num] = NULL; + spin_unlock_irqrestore(&iwdev->qptable_lock, flags); cqp_request = i40iw_get_cqp_request(&iwdev->cqp, false); if (!cqp_request) return; @@ -985,21 +987,24 @@ enum i40iw_status_code i40iw_cqp_commit_fpm_values_cmd(struct i40iw_sc_dev *dev, enum i40iw_status_code i40iw_vf_wait_vchnl_resp(struct i40iw_sc_dev *dev) { struct i40iw_device *iwdev = dev->back_dev; - enum i40iw_status_code err_code = 0; int timeout_ret; i40iw_debug(dev, I40IW_DEBUG_VIRT, "%s[%u] dev %p, iwdev %p\n", __func__, __LINE__, dev, iwdev); - atomic_add(2, &iwdev->vchnl_msgs); + + atomic_set(&iwdev->vchnl_msgs, 2); timeout_ret = wait_event_timeout(iwdev->vchnl_waitq, (atomic_read(&iwdev->vchnl_msgs) == 1), I40IW_VCHNL_EVENT_TIMEOUT); atomic_dec(&iwdev->vchnl_msgs); if (!timeout_ret) { i40iw_pr_err("virt channel completion timeout = 0x%x\n", timeout_ret); - err_code = I40IW_ERR_TIMEOUT; + atomic_set(&iwdev->vchnl_msgs, 0); + dev->vchnl_up = false; + return I40IW_ERR_TIMEOUT; } - return err_code; + wake_up(&dev->vf_reqs); + return 0; } /** |