diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index a90c19e6f2ca..3c327f8cb865 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -2396,7 +2396,6 @@ static void hclge_do_reset(struct hclge_dev *hdev) break; case HNAE3_FUNC_RESET: dev_info(&pdev->dev, "PF Reset requested\n"); - hclge_func_reset_cmd(hdev, 0); /* schedule again to check later */ set_bit(HNAE3_FUNC_RESET, &hdev->reset_pending); hclge_reset_task_schedule(hdev); @@ -2462,6 +2461,35 @@ static void hclge_clear_reset_cause(struct hclge_dev *hdev) hclge_enable_vector(&hdev->misc_vector, true); } +static int hclge_reset_prepare_wait(struct hclge_dev *hdev) +{ + int ret = 0; + + switch (hdev->reset_type) { + case HNAE3_FUNC_RESET: + ret = hclge_func_reset_cmd(hdev, 0); + if (ret) { + dev_err(&hdev->pdev->dev, + "assertting function reset fail %d!\n", ret); + return ret; + } + + /* After performaning pf reset, it is not necessary to do the + * mailbox handling or send any command to firmware, because + * any mailbox handling or command to firmware is only valid + * after hclge_cmd_init is called. + */ + set_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state); + break; + default: + break; + } + + dev_info(&hdev->pdev->dev, "prepare wait ok\n"); + + return ret; +} + static void hclge_reset(struct hclge_dev *hdev) { struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev); @@ -2477,6 +2505,8 @@ static void hclge_reset(struct hclge_dev *hdev) hclge_notify_client(hdev, HNAE3_DOWN_CLIENT); rtnl_unlock(); + hclge_reset_prepare_wait(hdev); + if (!hclge_reset_wait(hdev)) { rtnl_lock(); hclge_notify_client(hdev, HNAE3_UNINIT_CLIENT); @@ -4873,7 +4903,11 @@ static void hclge_ae_stop(struct hnae3_handle *handle) cancel_work_sync(&hdev->service_task); clear_bit(HCLGE_STATE_SERVICE_SCHED, &hdev->state); - if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) { + /* If it is not PF reset, the firmware will disable the MAC, + * so it only need to stop phy here. + */ + if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) && + hdev->reset_type != HNAE3_FUNC_RESET) { hclge_mac_stop_phy(hdev); return; } |