diff options
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c | 174 |
1 files changed, 149 insertions, 25 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index e972138a14ad..50c84c5e65d2 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -19,8 +19,9 @@ static struct hnae3_ae_algo ae_algovf; static struct workqueue_struct *hclgevf_wq; static const struct pci_device_id ae_algovf_pci_tbl[] = { - {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_100G_VF), 0}, - {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_100G_RDMA_DCB_PFC_VF), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_VF), 0}, + {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_RDMA_DCB_PFC_VF), + HNAE3_DEV_SUPPORT_ROCE_DCB_BITS}, /* required last entry */ {0, } }; @@ -171,7 +172,7 @@ static u8 *hclgevf_tqps_get_strings(struct hnae3_handle *handle, u8 *data) { struct hnae3_knic_private_info *kinfo = &handle->kinfo; u8 *buff = data; - int i = 0; + int i; for (i = 0; i < kinfo->num_tqps; i++) { struct hclgevf_tqp *tqp = container_of(kinfo->tqp[i], @@ -745,7 +746,7 @@ static int hclgevf_get_rss(struct hnae3_handle *handle, u32 *indir, u8 *key, struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; int i, ret; - if (handle->pdev->revision >= 0x21) { + if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) { /* Get hash algorithm */ if (hfunc) { switch (rss_cfg->hash_algo) { @@ -791,7 +792,7 @@ static int hclgevf_set_rss(struct hnae3_handle *handle, const u32 *indir, struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; int ret, i; - if (handle->pdev->revision >= 0x21) { + if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) { /* Set the RSS Hash Key if specififed by the user */ if (key) { switch (hfunc) { @@ -863,7 +864,7 @@ static int hclgevf_set_rss_tuple(struct hnae3_handle *handle, u8 tuple_sets; int ret; - if (handle->pdev->revision == 0x20) + if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) return -EOPNOTSUPP; if (nfc->data & @@ -941,7 +942,7 @@ static int hclgevf_get_rss_tuple(struct hnae3_handle *handle, struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; u8 tuple_sets; - if (handle->pdev->revision == 0x20) + if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) return -EOPNOTSUPP; nfc->data = 0; @@ -1154,10 +1155,9 @@ static int hclgevf_set_promisc_mode(struct hnae3_handle *handle, bool en_uc_pmc, bool en_mc_pmc) { struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); - struct pci_dev *pdev = hdev->pdev; bool en_bc_pmc; - en_bc_pmc = pdev->revision != 0x20; + en_bc_pmc = hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2; return hclgevf_cmd_set_promisc_mode(hdev, en_uc_pmc, en_mc_pmc, en_bc_pmc); @@ -1702,6 +1702,26 @@ static int hclgevf_notify_client(struct hclgevf_dev *hdev, return ret; } +static int hclgevf_notify_roce_client(struct hclgevf_dev *hdev, + enum hnae3_reset_notify_type type) +{ + struct hnae3_client *client = hdev->roce_client; + struct hnae3_handle *handle = &hdev->roce; + int ret; + + if (!test_bit(HCLGEVF_STATE_ROCE_REGISTERED, &hdev->state) || !client) + return 0; + + if (!client->ops->reset_notify) + return -EOPNOTSUPP; + + ret = client->ops->reset_notify(handle, type); + if (ret) + dev_err(&hdev->pdev->dev, "notify roce client failed %d(%d)", + type, ret); + return ret; +} + static int hclgevf_reset_wait(struct hclgevf_dev *hdev) { #define HCLGEVF_RESET_WAIT_US 20000 @@ -1788,10 +1808,10 @@ static int hclgevf_reset_prepare_wait(struct hclgevf_dev *hdev) { #define HCLGEVF_RESET_SYNC_TIME 100 - struct hclge_vf_to_pf_msg send_msg; - int ret = 0; - if (hdev->reset_type == HNAE3_VF_FUNC_RESET) { + struct hclge_vf_to_pf_msg send_msg; + int ret; + hclgevf_build_send_msg(&send_msg, HCLGE_MBX_RESET, 0); ret = hclgevf_send_mbx_msg(hdev, &send_msg, true, NULL, 0); if (ret) { @@ -1806,10 +1826,10 @@ static int hclgevf_reset_prepare_wait(struct hclgevf_dev *hdev) /* inform hardware that preparatory work is done */ msleep(HCLGEVF_RESET_SYNC_TIME); hclgevf_reset_handshake(hdev, true); - dev_info(&hdev->pdev->dev, "prepare reset(%d) wait done, ret:%d\n", - hdev->reset_type, ret); + dev_info(&hdev->pdev->dev, "prepare reset(%d) wait done\n", + hdev->reset_type); - return ret; + return 0; } static void hclgevf_dump_rst_info(struct hclgevf_dev *hdev) @@ -1865,6 +1885,11 @@ static int hclgevf_reset_prepare(struct hclgevf_dev *hdev) hdev->rst_stats.rst_cnt++; + /* perform reset of the stack & ae device for a client */ + ret = hclgevf_notify_roce_client(hdev, HNAE3_DOWN_CLIENT); + if (ret) + return ret; + rtnl_lock(); /* bring down the nic to stop any ongoing TX/RX */ ret = hclgevf_notify_client(hdev, HNAE3_DOWN_CLIENT); @@ -1880,6 +1905,9 @@ static int hclgevf_reset_rebuild(struct hclgevf_dev *hdev) int ret; hdev->rst_stats.hw_rst_done_cnt++; + ret = hclgevf_notify_roce_client(hdev, HNAE3_UNINIT_CLIENT); + if (ret) + return ret; rtnl_lock(); /* now, re-initialize the nic client and ae device */ @@ -1890,6 +1918,18 @@ static int hclgevf_reset_rebuild(struct hclgevf_dev *hdev) return ret; } + ret = hclgevf_notify_roce_client(hdev, HNAE3_INIT_CLIENT); + /* ignore RoCE notify error if it fails HCLGEVF_RESET_MAX_FAIL_CNT - 1 + * times + */ + if (ret && + hdev->rst_stats.rst_fail_cnt < HCLGEVF_RESET_MAX_FAIL_CNT - 1) + return ret; + + ret = hclgevf_notify_roce_client(hdev, HNAE3_UP_CLIENT); + if (ret) + return ret; + hdev->last_reset_time = jiffies; hdev->rst_stats.rst_done_cnt++; hdev->rst_stats.rst_fail_cnt = 0; @@ -2186,6 +2226,9 @@ static void hclgevf_periodic_service_task(struct hclgevf_dev *hdev) unsigned long delta = round_jiffies_relative(HZ); struct hnae3_handle *handle = &hdev->nic; + if (test_bit(HCLGEVF_STATE_RST_FAIL, &hdev->state)) + return; + if (time_is_after_jiffies(hdev->last_serv_processed + HZ)) { delta = jiffies - hdev->last_serv_processed; @@ -2284,7 +2327,7 @@ static enum hclgevf_evt_cause hclgevf_check_evt_cause(struct hclgevf_dev *hdev, * register, so we should just write 0 to the bit we are * handling, and keep other bits as cmdq_stat_reg. */ - if (hdev->pdev->revision >= 0x21) + if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) *clearval = ~(1U << HCLGEVF_VECTOR0_RX_CMDQ_INT_B); else *clearval = cmdq_stat_reg & @@ -2427,7 +2470,7 @@ static void hclgevf_rss_init_cfg(struct hclgevf_dev *hdev) rss_cfg->hash_algo = HCLGEVF_RSS_HASH_ALGO_TOEPLITZ; rss_cfg->rss_size = hdev->nic.kinfo.rss_size; tuple_sets = &rss_cfg->rss_tuple_sets; - if (hdev->pdev->revision >= 0x21) { + if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) { rss_cfg->hash_algo = HCLGEVF_RSS_HASH_ALGO_SIMPLE; memcpy(rss_cfg->rss_hash_key, hclgevf_hash_key, HCLGEVF_RSS_KEY_SIZE); @@ -2452,7 +2495,7 @@ static int hclgevf_rss_init_hw(struct hclgevf_dev *hdev) struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; int ret; - if (hdev->pdev->revision >= 0x21) { + if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) { ret = hclgevf_set_rss_algo_key(hdev, rss_cfg->hash_algo, rss_cfg->rss_hash_key); if (ret) @@ -2551,13 +2594,7 @@ static int hclgevf_set_alive(struct hnae3_handle *handle, bool alive) static int hclgevf_client_start(struct hnae3_handle *handle) { - int ret; - - ret = hclgevf_set_alive(handle, true); - if (ret) - return ret; - - return 0; + return hclgevf_set_alive(handle, true); } static void hclgevf_client_stop(struct hnae3_handle *handle) @@ -2760,6 +2797,7 @@ static int hclgevf_init_roce_client_instance(struct hnae3_ae_dev *ae_dev, if (ret) return ret; + set_bit(HCLGEVF_STATE_ROCE_REGISTERED, &hdev->state); hnae3_set_client_init_flag(client, ae_dev, 1); return 0; @@ -2820,6 +2858,7 @@ static void hclgevf_uninit_client_instance(struct hnae3_client *client, /* un-init roce, if it exists */ if (hdev->roce_client) { + clear_bit(HCLGEVF_STATE_ROCE_REGISTERED, &hdev->state); hdev->roce_client->ops->uninit_instance(&hdev->roce, 0); hdev->roce_client = NULL; hdev->roce.client = NULL; @@ -2942,6 +2981,76 @@ static int hclgevf_query_vf_resource(struct hclgevf_dev *hdev) return 0; } +static void hclgevf_set_default_dev_specs(struct hclgevf_dev *hdev) +{ +#define HCLGEVF_MAX_NON_TSO_BD_NUM 8U + + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev); + + ae_dev->dev_specs.max_non_tso_bd_num = + HCLGEVF_MAX_NON_TSO_BD_NUM; + ae_dev->dev_specs.rss_ind_tbl_size = HCLGEVF_RSS_IND_TBL_SIZE; + ae_dev->dev_specs.rss_key_size = HCLGEVF_RSS_KEY_SIZE; +} + +static void hclgevf_parse_dev_specs(struct hclgevf_dev *hdev, + struct hclgevf_desc *desc) +{ + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev); + struct hclgevf_dev_specs_0_cmd *req0; + + req0 = (struct hclgevf_dev_specs_0_cmd *)desc[0].data; + + ae_dev->dev_specs.max_non_tso_bd_num = req0->max_non_tso_bd_num; + ae_dev->dev_specs.rss_ind_tbl_size = + le16_to_cpu(req0->rss_ind_tbl_size); + ae_dev->dev_specs.rss_key_size = le16_to_cpu(req0->rss_key_size); +} + +static void hclgevf_check_dev_specs(struct hclgevf_dev *hdev) +{ + struct hnae3_dev_specs *dev_specs = &hdev->ae_dev->dev_specs; + + if (!dev_specs->max_non_tso_bd_num) + dev_specs->max_non_tso_bd_num = HCLGEVF_MAX_NON_TSO_BD_NUM; + if (!dev_specs->rss_ind_tbl_size) + dev_specs->rss_ind_tbl_size = HCLGEVF_RSS_IND_TBL_SIZE; + if (!dev_specs->rss_key_size) + dev_specs->rss_key_size = HCLGEVF_RSS_KEY_SIZE; +} + +static int hclgevf_query_dev_specs(struct hclgevf_dev *hdev) +{ + struct hclgevf_desc desc[HCLGEVF_QUERY_DEV_SPECS_BD_NUM]; + int ret; + int i; + + /* set default specifications as devices lower than version V3 do not + * support querying specifications from firmware. + */ + if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V3) { + hclgevf_set_default_dev_specs(hdev); + return 0; + } + + for (i = 0; i < HCLGEVF_QUERY_DEV_SPECS_BD_NUM - 1; i++) { + hclgevf_cmd_setup_basic_desc(&desc[i], + HCLGEVF_OPC_QUERY_DEV_SPECS, true); + desc[i].flag |= cpu_to_le16(HCLGEVF_CMD_FLAG_NEXT); + } + hclgevf_cmd_setup_basic_desc(&desc[i], HCLGEVF_OPC_QUERY_DEV_SPECS, + true); + + ret = hclgevf_cmd_send(&hdev->hw, desc, HCLGEVF_QUERY_DEV_SPECS_BD_NUM); + if (ret) + return ret; + + hclgevf_parse_dev_specs(hdev, desc); + hclgevf_check_dev_specs(hdev); + + return 0; +} + static int hclgevf_pci_reset(struct hclgevf_dev *hdev) { struct pci_dev *pdev = hdev->pdev; @@ -3050,6 +3159,13 @@ static int hclgevf_init_hdev(struct hclgevf_dev *hdev) if (ret) goto err_cmd_init; + ret = hclgevf_query_dev_specs(hdev); + if (ret) { + dev_err(&pdev->dev, + "failed to query dev specifications, ret = %d\n", ret); + goto err_cmd_init; + } + ret = hclgevf_init_msi(hdev); if (ret) { dev_err(&pdev->dev, "failed(%d) to init MSI/MSI-X\n", ret); @@ -3345,6 +3461,13 @@ static bool hclgevf_get_hw_reset_stat(struct hnae3_handle *handle) return !!hclgevf_read_dev(&hdev->hw, HCLGEVF_RST_ING); } +static bool hclgevf_get_cmdq_stat(struct hnae3_handle *handle) +{ + struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); + + return test_bit(HCLGEVF_STATE_CMD_DISABLE, &hdev->state); +} + static bool hclgevf_ae_dev_resetting(struct hnae3_handle *handle) { struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); @@ -3530,6 +3653,7 @@ static const struct hnae3_ae_ops hclgevf_ops = { .get_link_mode = hclgevf_get_link_mode, .set_promisc_mode = hclgevf_set_promisc_mode, .request_update_promisc_mode = hclgevf_request_update_promisc_mode, + .get_cmdq_stat = hclgevf_get_cmdq_stat, }; static struct hnae3_ae_algo ae_algovf = { |