From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 85097C33C9E for ; Sat, 11 Jan 2020 08:34:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5EFC12072E for ; Sat, 11 Jan 2020 08:34:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728747AbgAKIeK (ORCPT ); Sat, 11 Jan 2020 03:34:10 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:36972 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728691AbgAKIeG (ORCPT ); Sat, 11 Jan 2020 03:34:06 -0500 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id C317AF9CC153B2469547; Sat, 11 Jan 2020 16:34:01 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.439.0; Sat, 11 Jan 2020 16:33:54 +0800 From: Huazhong Tan To: CC: , , , , , , Huazhong Tan Subject: [PATCH net-next 6/7] net: hns3: modify hclge_func_reset_sync_vf()'s return type to void Date: Sat, 11 Jan 2020 16:33:52 +0800 Message-ID: <1578731633-10709-7-git-send-email-tanhuazhong@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1578731633-10709-1-git-send-email-tanhuazhong@huawei.com> References: <1578731633-10709-1-git-send-email-tanhuazhong@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- .../ethernet/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 d81c976..21ecd79 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); -- 2.7.4