From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753576AbeEOSVd (ORCPT ); Tue, 15 May 2018 14:21:33 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:59571 "EHLO huawei.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1752861AbeEOSVb (ORCPT ); Tue, 15 May 2018 14:21:31 -0400 From: Salil Mehta To: CC: , , , , , , , Yunsheng Lin Subject: [PATCH net-next 08/10] net: hns3: Fix for fiber link up problem Date: Tue, 15 May 2018 19:20:12 +0100 Message-ID: <20180515182014.42196-9-salil.mehta@huawei.com> X-Mailer: git-send-email 2.8.3 In-Reply-To: <20180515182014.42196-1-salil.mehta@huawei.com> References: <20180515182014.42196-1-salil.mehta@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.202.227.234] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Yunsheng Lin When hclge_ae_start is called, hdev->hw.mac.link may be set to one after up/down multi-times, which does not correspond to the link state of netdev when the netdev is up. This fixes it by setting hdev->hw.mac.link to zero when hclge_ae_start is called. Fixes: 46a3df9f9718 ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support") Signed-off-by: Yunsheng Lin Signed-off-by: Peng Li Signed-off-by: Salil Mehta --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index d060903..75d9b8c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -3756,6 +3756,7 @@ static int hclge_ae_start(struct hnae3_handle *handle) hclge_cfg_mac_mode(hdev, true); clear_bit(HCLGE_STATE_DOWN, &hdev->state); mod_timer(&hdev->service_timer, jiffies + HZ); + hdev->hw.mac.link = 0; /* reset tqp stats */ hclge_reset_tqp_stats(handle); @@ -3792,7 +3793,6 @@ static void hclge_ae_stop(struct hnae3_handle *handle) /* reset tqp stats */ hclge_reset_tqp_stats(handle); - hclge_update_link_status(hdev); } static int hclge_get_mac_vlan_cmd_status(struct hclge_vport *vport, -- 2.7.4