mlxsw: spectrum: Move handling of tunnel events to router code

The events related to IPIP tunnels are handled by the router code. Move the
handling from the central dispatcher in spectrum.c to the new notifier
handler in the router module.
Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlxsw/spectrum.c

@@ -5022,12 +5022,6 @@ static int mlxsw_sp_netdevice_event(struct notifier_block *nb,
 
 	if (netif_is_vxlan(dev))
 		err = mlxsw_sp_netdevice_vxlan_event(mlxsw_sp, dev, event, ptr);
-	if (mlxsw_sp_netdev_is_ipip_ol(mlxsw_sp, dev))
-		err = mlxsw_sp_netdevice_ipip_ol_event(mlxsw_sp, dev,
-						       event, ptr);
-	else if (mlxsw_sp_netdev_is_ipip_ul(mlxsw_sp, dev))
-		err = mlxsw_sp_netdevice_ipip_ul_event(mlxsw_sp, dev,
-						       event, ptr);
 	else if (mlxsw_sp_port_dev_check(dev))
 		err = mlxsw_sp_netdevice_port_event(dev, dev, event, ptr);
 	else if (netif_is_lag_master(dev))

drivers/net/ethernet/mellanox/mlxsw/spectrum.h

@@ -724,19 +724,6 @@ int mlxsw_sp_inetaddr_valid_event(struct notifier_block *unused,
 				  unsigned long event, void *ptr);
 int mlxsw_sp_inet6addr_valid_event(struct notifier_block *unused,
 				   unsigned long event, void *ptr);
-bool mlxsw_sp_netdev_is_ipip_ol(const struct mlxsw_sp *mlxsw_sp,
-				const struct net_device *dev);
-bool mlxsw_sp_netdev_is_ipip_ul(struct mlxsw_sp *mlxsw_sp,
-				const struct net_device *dev);
-int mlxsw_sp_netdevice_ipip_ol_event(struct mlxsw_sp *mlxsw_sp,
-				     struct net_device *l3_dev,
-				     unsigned long event,
-				     struct netdev_notifier_info *info);
-int
-mlxsw_sp_netdevice_ipip_ul_event(struct mlxsw_sp *mlxsw_sp,
-				 struct net_device *l3_dev,
-				 unsigned long event,
-				 struct netdev_notifier_info *info);
 int
 mlxsw_sp_port_vlan_router_join(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan,
 			       struct net_device *l3_dev,

drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c

@@ -1530,8 +1530,8 @@ static bool mlxsw_sp_netdev_ipip_type(const struct mlxsw_sp *mlxsw_sp,
 	return false;
 }
 
-bool mlxsw_sp_netdev_is_ipip_ol(const struct mlxsw_sp *mlxsw_sp,
-				const struct net_device *dev)
+static bool mlxsw_sp_netdev_is_ipip_ol(const struct mlxsw_sp *mlxsw_sp,
+				       const struct net_device *dev)
 {
 	return mlxsw_sp_netdev_ipip_type(mlxsw_sp, dev, NULL);
 }
@@ -1575,8 +1575,8 @@ mlxsw_sp_ipip_entry_find_by_ul_dev(const struct mlxsw_sp *mlxsw_sp,
 	return NULL;
 }
 
-bool mlxsw_sp_netdev_is_ipip_ul(struct mlxsw_sp *mlxsw_sp,
-				const struct net_device *dev)
+static bool mlxsw_sp_netdev_is_ipip_ul(struct mlxsw_sp *mlxsw_sp,
+				       const struct net_device *dev)
 {
 	bool is_ipip_ul;
 
@@ -1960,10 +1960,10 @@ static void mlxsw_sp_ipip_demote_tunnel_by_ul_netdev(struct mlxsw_sp *mlxsw_sp,
 	}
 }
 
-int mlxsw_sp_netdevice_ipip_ol_event(struct mlxsw_sp *mlxsw_sp,
-				     struct net_device *ol_dev,
-				     unsigned long event,
-				     struct netdev_notifier_info *info)
+static int mlxsw_sp_netdevice_ipip_ol_event(struct mlxsw_sp *mlxsw_sp,
+					    struct net_device *ol_dev,
+					    unsigned long event,
+					    struct netdev_notifier_info *info)
 {
 	struct netdev_notifier_changeupper_info *chup;
 	struct netlink_ext_ack *extack;
@@ -2038,7 +2038,7 @@ __mlxsw_sp_netdevice_ipip_ul_event(struct mlxsw_sp *mlxsw_sp,
 	return 0;
 }
 
-int
+static int
 mlxsw_sp_netdevice_ipip_ul_event(struct mlxsw_sp *mlxsw_sp,
 				 struct net_device *ul_dev,
 				 unsigned long event,
@@ -9569,6 +9569,12 @@ static int mlxsw_sp_router_netdevice_event(struct notifier_block *nb,
 	if (mlxsw_sp_is_offload_xstats_event(event))
 		err = mlxsw_sp_netdevice_offload_xstats_cmd(mlxsw_sp, dev,
 							    event, ptr);
+	else if (mlxsw_sp_netdev_is_ipip_ol(mlxsw_sp, dev))
+		err = mlxsw_sp_netdevice_ipip_ol_event(mlxsw_sp, dev,
+						       event, ptr);
+	else if (mlxsw_sp_netdev_is_ipip_ul(mlxsw_sp, dev))
+		err = mlxsw_sp_netdevice_ipip_ul_event(mlxsw_sp, dev,
+						       event, ptr);
 	else if (mlxsw_sp_is_router_event(event))
 		err = mlxsw_sp_netdevice_router_port_event(dev, event, ptr);
 	else if (mlxsw_sp_is_vrf_event(event, ptr))