diff mbox series

[net-next,09/12] net: hns3: synchronize speed and duplex from phy when phy link up

Message ID 1545133079-79605-10-git-send-email-lipeng321@huawei.com
State Accepted, archived
Delegated to: David Miller
Headers show
Series net: hns3: code optimizations & bugfixes for HNS3 driver | expand

Commit Message

lipeng (Y) Dec. 18, 2018, 11:37 a.m. UTC 
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 <lipeng321@huawei.com>
---
 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c
index d8ef436..dabb843 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;