From: Peng Li Date: Tue, 18 Dec 2018 11:37:56 +0000 (+0800) Subject: net: hns3: synchronize speed and duplex from phy when phy link up X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0ad5ea5dbd6cb1e62bac547db5e61bab15af4f44;p=linux.git net: hns3: synchronize speed and duplex from phy when phy link up Driver calls phy_connect_direct and registers hclge_mac_adjust_link to synchronize mac speed and duplex from phy. It is better to synchronize mac speed and duplex from phy when phy link up. Signed-off-by: Peng Li Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c index d8ef436ab2b9b..dabb8437f8dc3 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c @@ -179,6 +179,10 @@ static void hclge_mac_adjust_link(struct net_device *netdev) int duplex, speed; int ret; + /* When phy link down, do nothing */ + if (netdev->phydev->link == 0) + return; + speed = netdev->phydev->speed; duplex = netdev->phydev->duplex;