From c3106cac2a80381e860adbd416e166f778b8806a Mon Sep 17 00:00:00 2001 From: Huazhong Tan Date: Sat, 11 Jan 2020 16:33:52 +0800 Subject: [PATCH] net: hns3: modify hclge_func_reset_sync_vf()'s return type to void When synchronizes with VFs fail before PF function reset, PF driver should go on its function reset, otherwise it can not run normally anymore. So, hclge_func_reset_sync_vf() should not affect the processing of PF reset, this patch modifies its return type to void. Signed-off-by: Huazhong Tan Signed-off-by: David S. Miller --- .../hisilicon/hns3/hns3pf/hclge_main.c | 29 ++++++------------- 1 file changed, 9 insertions(+), 20 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index d81c97608726..21ecd797d450 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -3362,7 +3362,7 @@ static void hclge_mailbox_service_task(struct hclge_dev *hdev) clear_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state); } -static int hclge_func_reset_sync_vf(struct hclge_dev *hdev) +static void hclge_func_reset_sync_vf(struct hclge_dev *hdev) { struct hclge_pf_rst_sync_cmd *req; struct hclge_desc desc; @@ -3382,20 +3382,19 @@ static int hclge_func_reset_sync_vf(struct hclge_dev *hdev) */ if (ret == -EOPNOTSUPP) { msleep(HCLGE_RESET_SYNC_TIME); - return 0; + return; } else if (ret) { - dev_err(&hdev->pdev->dev, "sync with VF fail %d!\n", - ret); - return ret; + dev_warn(&hdev->pdev->dev, "sync with VF fail %d!\n", + ret); + return; } else if (req->all_vf_ready) { - return 0; + return; } msleep(HCLGE_PF_RESET_SYNC_TIME); hclge_cmd_reuse_desc(&desc, true); } while (cnt++ < HCLGE_PF_RESET_SYNC_CNT); - dev_err(&hdev->pdev->dev, "sync with VF timeout!\n"); - return -ETIME; + dev_warn(&hdev->pdev->dev, "sync with VF timeout!\n"); } void hclge_report_hw_error(struct hclge_dev *hdev, @@ -3600,12 +3599,7 @@ static int hclge_reset_prepare_wait(struct hclge_dev *hdev) switch (hdev->reset_type) { case HNAE3_FUNC_RESET: - /* to confirm whether all running VF is ready - * before request PF reset - */ - ret = hclge_func_reset_sync_vf(hdev); - if (ret) - return ret; + hclge_func_reset_sync_vf(hdev); ret = hclge_func_reset_cmd(hdev, 0); if (ret) { @@ -3623,12 +3617,7 @@ static int hclge_reset_prepare_wait(struct hclge_dev *hdev) hdev->rst_stats.pf_rst_cnt++; break; case HNAE3_FLR_RESET: - /* to confirm whether all running VF is ready - * before request PF reset - */ - ret = hclge_func_reset_sync_vf(hdev); - if (ret) - return ret; + hclge_func_reset_sync_vf(hdev); break; case HNAE3_IMP_RESET: hclge_handle_imp_error(hdev); -- 2.39.5