[PATCH net-next 1/4] net: ethernet: am65-cpsw: call netif_carrier_on/off() when appropriate

[Roger Quadros]

Call netif_carrier_on/off when link is up/down.
When link is up only wake TX netif queue if network device is
running.

Signed-off-by: Roger Quadros <rogerq@xxxxxxxxxx>
---
 drivers/net/ethernet/ti/am65-cpsw-nuss.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index dcb6662b473d..36c29d3db329 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -2155,6 +2155,7 @@ static void am65_cpsw_nuss_mac_link_down(struct phylink_config *config, unsigned
 	cpsw_sl_ctl_clr(port->slave.mac_sl, mac_control);
 
 	am65_cpsw_qos_link_down(ndev);
+	netif_carrier_off(ndev);
 	netif_tx_stop_all_queues(ndev);
 }
 
@@ -2196,7 +2197,9 @@ static void am65_cpsw_nuss_mac_link_up(struct phylink_config *config, struct phy
 	cpsw_ale_control_set(common->ale, port->port_id, ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
 
 	am65_cpsw_qos_link_up(ndev, speed);
-	netif_tx_wake_all_queues(ndev);
+	netif_carrier_on(ndev);
+	if (netif_running(ndev))
+		netif_tx_wake_all_queues(ndev);
 }
 
 static const struct phylink_mac_ops am65_cpsw_phylink_mac_ops = {

-- 
2.34.1