[RFC PATCH net-next 17/28] net: ethernet: ti: cpsw-proxy-client: implement and register ndo_stop
Siddharth Vadapalli
s-vadapalli at ti.com
Sat May 18 05:42:23 PDT 2024
Add the function "vport_ndo_stop()" and register it as the driver's
.ndo_stop callback.
Signed-off-by: Siddharth Vadapalli <s-vadapalli at ti.com>
---
drivers/net/ethernet/ti/cpsw-proxy-client.c | 23 +++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/drivers/net/ethernet/ti/cpsw-proxy-client.c b/drivers/net/ethernet/ti/cpsw-proxy-client.c
index e643ffb9455a..646eab90832c 100644
--- a/drivers/net/ethernet/ti/cpsw-proxy-client.c
+++ b/drivers/net/ethernet/ti/cpsw-proxy-client.c
@@ -1354,6 +1354,28 @@ static int vport_open(struct virtual_port *vport, netdev_features_t features)
return 0;
}
+static int vport_ndo_stop(struct net_device *ndev)
+{
+ struct virtual_port *vport = vport_ndev_to_vport(ndev);
+ struct cpsw_proxy_priv *proxy_priv = vport->proxy_priv;
+ int ret;
+
+ netif_tx_stop_all_queues(ndev);
+ netif_carrier_off(ndev);
+
+ ret = deregister_mac(vport);
+ if (ret)
+ netdev_err(ndev, "failed to deregister MAC for port %u\n",
+ vport->port_id);
+
+ vport_stop(vport);
+
+ dev_info(proxy_priv->dev, "stopped port %u on interface %s\n",
+ vport->port_id, ndev->name);
+
+ return 0;
+}
+
static int vport_ndo_open(struct net_device *ndev)
{
struct virtual_port *vport = vport_ndev_to_vport(ndev);
@@ -1391,6 +1413,7 @@ static int vport_ndo_open(struct net_device *ndev)
static const struct net_device_ops cpsw_proxy_client_netdev_ops = {
.ndo_open = vport_ndo_open,
+ .ndo_stop = vport_ndo_stop,
};
static int init_netdev(struct cpsw_proxy_priv *proxy_priv, struct virtual_port *vport)
--
2.40.1
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