From d736fc6c68a5f76e89a6c2c4100e3678706003a3 Mon Sep 17 00:00:00 2001 From: Jian Shen Date: Thu, 20 Jun 2019 16:52:38 +0800 Subject: [PATCH] net: hns3: restore the MAC autoneg state after reset When doing global reset, the MAC autoneg state of fibre port is set to default, which may cause user configuration lost. This patch fixes it by restore the MAC autoneg state after reset. Fixes: 22f48e24a23d ("net: hns3: add autoneg and change speed support for fibre port") Signed-off-by: Jian Shen Signed-off-by: Peng Li Signed-off-by: Huazhong Tan Signed-off-by: David S. Miller --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 6e978375c439..0772ca176d93 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -2400,6 +2400,15 @@ static int hclge_mac_init(struct hclge_dev *hdev) return ret; } + if (hdev->hw.mac.support_autoneg) { + ret = hclge_set_autoneg_en(hdev, hdev->hw.mac.autoneg); + if (ret) { + dev_err(&hdev->pdev->dev, + "Config mac autoneg fail ret=%d\n", ret); + return ret; + } + } + mac->link = 0; if (mac->user_fec_mode & BIT(HNAE3_FEC_USER_DEF)) { -- 2.30.2