mlxsw: Adding VID to FID translatation

Adding a generic function that translate VID to FID.
Signed-off-by: NElad Raz <eladr@mellanox.com>
Signed-off-by: NIdo Schimmel <idosch@mellanox.com>
Signed-off-by: NJiri Pirko <jiri@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

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

@@ -51,6 +51,23 @@
 #include "core.h"
 #include "reg.h"
 
+static u16 mlxsw_sp_port_vid_to_fid_get(struct mlxsw_sp_port *mlxsw_sp_port,
+					u16 vid)
+{
+	u16 fid = vid;
+
+	if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
+		u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port);
+
+		fid = mlxsw_sp_vfid_to_fid(vfid);
+	}
+
+	if (!fid)
+		fid = mlxsw_sp_port->pvid;
+
+	return fid;
+}
+
 static struct mlxsw_sp_port *
 mlxsw_sp_port_orig_get(struct net_device *dev,
 		       struct mlxsw_sp_port *mlxsw_sp_port)
@@ -641,22 +658,16 @@ mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port,
 			     const struct switchdev_obj_port_fdb *fdb,
 			     struct switchdev_trans *trans)
 {
-	u16 fid = fdb->vid;
+	u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
 	u16 lag_vid = 0;
 
 	if (switchdev_trans_ph_prepare(trans))
 		return 0;
 
 	if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
-		u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port);
-
-		fid = mlxsw_sp_vfid_to_fid(vfid);
 		lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
 	}
 
-	if (!fid)
-		fid = mlxsw_sp_port->pvid;
-
 	if (!mlxsw_sp_port->lagged)
 		return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
 					       mlxsw_sp_port->local_port,
@@ -787,13 +798,10 @@ static int
 mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port,
 			     const struct switchdev_obj_port_fdb *fdb)
 {
-	u16 fid = fdb->vid;
+	u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
 	u16 lag_vid = 0;
 
 	if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
-		u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port);
-
-		fid = mlxsw_sp_vfid_to_fid(vfid);
 		lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
 	}