@@ -228,6 +228,37 @@ nfp_net_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
nfp_get_drvinfo(nn->app, nn->pdev, vnic_version, drvinfo);
}
+static int
+nfp_net_nway_reset(struct net_device *netdev)
+{
+ struct nfp_eth_table_port *eth_port;
+ struct nfp_port *port;
+ int err;
+
+ port = nfp_port_from_netdev(netdev);
+ eth_port = nfp_port_get_eth_port(port);
+ if (!eth_port)
+ return -EOPNOTSUPP;
+
+ if (!netif_running(netdev))
+ return 0;
+
+ err = nfp_eth_set_configured(port->app->cpp, eth_port->index, false);
+ if (err) {
+ netdev_info(netdev, "Link down failed: %d\n", err);
+ return err;
+ }
+
+ err = nfp_eth_set_configured(port->app->cpp, eth_port->index, true);
+ if (err) {
+ netdev_info(netdev, "Link up failed: %d\n", err);
+ return err;
+ }
+
+ netdev_info(netdev, "Link reset succeeded\n");
+ return 0;
+}
+
static void
nfp_app_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
{
@@ -1841,6 +1872,7 @@ static const struct ethtool_ops nfp_net_ethtool_ops = {
ETHTOOL_COALESCE_MAX_FRAMES |
ETHTOOL_COALESCE_USE_ADAPTIVE,
.get_drvinfo = nfp_net_get_drvinfo,
+ .nway_reset = nfp_net_nway_reset,
.get_link = ethtool_op_get_link,
.get_ringparam = nfp_net_get_ringparam,
.set_ringparam = nfp_net_set_ringparam,
@@ -1878,6 +1910,7 @@ static const struct ethtool_ops nfp_net_ethtool_ops = {
const struct ethtool_ops nfp_port_ethtool_ops = {
.get_drvinfo = nfp_app_get_drvinfo,
+ .nway_reset = nfp_net_nway_reset,
.get_link = ethtool_op_get_link,
.get_strings = nfp_port_get_strings,
.get_ethtool_stats = nfp_port_get_stats,