diff options
Diffstat (limited to 'drivers/infiniband/hw/ocrdma/ocrdma_main.c')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_main.c | 83 |
1 files changed, 81 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c index 7c504e07974..256a06bc0b6 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c @@ -324,6 +324,11 @@ static int ocrdma_alloc_resources(struct ocrdma_dev *dev) if (!dev->qp_tbl) goto alloc_err; } + + dev->stag_arr = kzalloc(sizeof(u64) * OCRDMA_MAX_STAG, GFP_KERNEL); + if (dev->stag_arr == NULL) + goto alloc_err; + spin_lock_init(&dev->av_tbl.lock); spin_lock_init(&dev->flush_q_lock); return 0; @@ -334,6 +339,7 @@ alloc_err: static void ocrdma_free_resources(struct ocrdma_dev *dev) { + kfree(dev->stag_arr); kfree(dev->qp_tbl); kfree(dev->cq_tbl); kfree(dev->sgid_tbl); @@ -353,15 +359,25 @@ static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr, { struct ocrdma_dev *dev = dev_get_drvdata(device); - return scnprintf(buf, PAGE_SIZE, "%s", &dev->attr.fw_ver[0]); + return scnprintf(buf, PAGE_SIZE, "%s\n", &dev->attr.fw_ver[0]); +} + +static ssize_t show_hca_type(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ocrdma_dev *dev = dev_get_drvdata(device); + + return scnprintf(buf, PAGE_SIZE, "%s\n", &dev->model_number[0]); } static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL); static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL); +static DEVICE_ATTR(hca_type, S_IRUGO, show_hca_type, NULL); static struct device_attribute *ocrdma_attributes[] = { &dev_attr_hw_rev, - &dev_attr_fw_ver + &dev_attr_fw_ver, + &dev_attr_hca_type }; static void ocrdma_remove_sysfiles(struct ocrdma_dev *dev) @@ -372,6 +388,58 @@ static void ocrdma_remove_sysfiles(struct ocrdma_dev *dev) device_remove_file(&dev->ibdev.dev, ocrdma_attributes[i]); } +static void ocrdma_init_ipv4_gids(struct ocrdma_dev *dev, + struct net_device *net) +{ + struct in_device *in_dev; + union ib_gid gid; + in_dev = in_dev_get(net); + if (in_dev) { + for_ifa(in_dev) { + ipv6_addr_set_v4mapped(ifa->ifa_address, + (struct in6_addr *)&gid); + ocrdma_add_sgid(dev, &gid); + } + endfor_ifa(in_dev); + in_dev_put(in_dev); + } +} + +static void ocrdma_init_ipv6_gids(struct ocrdma_dev *dev, + struct net_device *net) +{ +#if IS_ENABLED(CONFIG_IPV6) + struct inet6_dev *in6_dev; + union ib_gid *pgid; + struct inet6_ifaddr *ifp; + in6_dev = in6_dev_get(net); + if (in6_dev) { + read_lock_bh(&in6_dev->lock); + list_for_each_entry(ifp, &in6_dev->addr_list, if_list) { + pgid = (union ib_gid *)&ifp->addr; + ocrdma_add_sgid(dev, pgid); + } + read_unlock_bh(&in6_dev->lock); + in6_dev_put(in6_dev); + } +#endif +} + +static void ocrdma_init_gid_table(struct ocrdma_dev *dev) +{ + struct net_device *net_dev; + + for_each_netdev(&init_net, net_dev) { + struct net_device *real_dev = rdma_vlan_dev_real_dev(net_dev) ? + rdma_vlan_dev_real_dev(net_dev) : net_dev; + + if (real_dev == dev->nic_info.netdev) { + ocrdma_init_ipv4_gids(dev, net_dev); + ocrdma_init_ipv6_gids(dev, net_dev); + } + } +} + static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info) { int status = 0, i; @@ -399,6 +467,8 @@ static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info) if (status) goto alloc_err; + ocrdma_init_service_level(dev); + ocrdma_init_gid_table(dev); status = ocrdma_register_device(dev); if (status) goto alloc_err; @@ -508,6 +578,12 @@ static int ocrdma_close(struct ocrdma_dev *dev) return 0; } +static void ocrdma_shutdown(struct ocrdma_dev *dev) +{ + ocrdma_close(dev); + ocrdma_remove(dev); +} + /* event handling via NIC driver ensures that all the NIC specific * initialization done before RoCE driver notifies * event to stack. @@ -521,6 +597,9 @@ static void ocrdma_event_handler(struct ocrdma_dev *dev, u32 event) case BE_DEV_DOWN: ocrdma_close(dev); break; + case BE_DEV_SHUTDOWN: + ocrdma_shutdown(dev); + break; } } |