nfp: flower: use the common netdev notifier

Use driver's common notifier for LAG and tunnel configuration.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: John Hurley <john.hurley@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 34 deletions

diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
index a3a44f1187d3..fb6442d820b5 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
@@ -652,29 +652,16 @@ static void nfp_tun_add_to_mac_offload_list(struct net_device *netdev,
 	mutex_unlock(&priv->nfp_mac_off_lock);
 }
 
-static int nfp_tun_mac_event_handler(struct notifier_block *nb,
-				     unsigned long event, void *ptr)
+int nfp_tunnel_mac_event_handler(struct nfp_app *app,
+				 struct net_device *netdev,
+				 unsigned long event, void *ptr)
 {
-	struct nfp_flower_priv *app_priv;
-	struct net_device *netdev;
-	struct nfp_app *app;
-
 	if (event == NETDEV_DOWN || event == NETDEV_UNREGISTER) {
-		app_priv = container_of(nb, struct nfp_flower_priv,
-					nfp_tun_mac_nb);
-		app = app_priv->app;
-		netdev = netdev_notifier_info_to_dev(ptr);
-
 		/* If non-nfp netdev then free its offload index. */
 		if (nfp_tun_is_netdev_to_offload(netdev))
 			nfp_tun_del_mac_idx(app, netdev->ifindex);
 	} else if (event == NETDEV_UP || event == NETDEV_CHANGEADDR ||
 		   event == NETDEV_REGISTER) {
-		app_priv = container_of(nb, struct nfp_flower_priv,
-					nfp_tun_mac_nb);
-		app = app_priv->app;
-		netdev = netdev_notifier_info_to_dev(ptr);
-
 		nfp_tun_add_to_mac_offload_list(netdev, app);
 
 		/* Force a list write to keep NFP up to date. */
@@ -686,13 +673,11 @@ static int nfp_tun_mac_event_handler(struct notifier_block *nb,
 int nfp_tunnel_config_start(struct nfp_app *app)
 {
 	struct nfp_flower_priv *priv = app->priv;
-	int err;
 
 	/* Initialise priv data for MAC offloading. */
 	priv->nfp_mac_off_count = 0;
 	mutex_init(&priv->nfp_mac_off_lock);
 	INIT_LIST_HEAD(&priv->nfp_mac_off_list);
-	priv->nfp_tun_mac_nb.notifier_call = nfp_tun_mac_event_handler;
 	mutex_init(&priv->nfp_mac_index_lock);
 	INIT_LIST_HEAD(&priv->nfp_mac_index_list);
 	ida_init(&priv->nfp_mac_off_ids);
@@ -706,21 +691,7 @@ int nfp_tunnel_config_start(struct nfp_app *app)
 	INIT_LIST_HEAD(&priv->nfp_neigh_off_list);
 	priv->nfp_tun_neigh_nb.notifier_call = nfp_tun_neigh_event_handler;
 
-	err = register_netdevice_notifier(&priv->nfp_tun_mac_nb);
-	if (err)
-		goto err_free_mac_ida;
-
-	err = register_netevent_notifier(&priv->nfp_tun_neigh_nb);
-	if (err)
-		goto err_unreg_mac_nb;
-
-	return 0;
-
-err_unreg_mac_nb:
-	unregister_netdevice_notifier(&priv->nfp_tun_mac_nb);
-err_free_mac_ida:
-	ida_destroy(&priv->nfp_mac_off_ids);
-	return err;
+	return register_netevent_notifier(&priv->nfp_tun_neigh_nb);
 }
 
 void nfp_tunnel_config_stop(struct nfp_app *app)
@@ -732,7 +703,6 @@ void nfp_tunnel_config_stop(struct nfp_app *app)
 	struct nfp_ipv4_addr_entry *ip_entry;
 	struct list_head *ptr, *storage;
 
-	unregister_netdevice_notifier(&priv->nfp_tun_mac_nb);
 	unregister_netevent_notifier(&priv->nfp_tun_neigh_nb);
 
 	/* Free any memory that may be occupied by MAC list. */