ETHSW_VLAN_PVID
if (port_priv->vlans[vid] & ETHSW_VLAN_PVID) {
port_priv->vlans[port_priv->pvid] &= ~ETHSW_VLAN_PVID;
port_priv->vlans[pvid] |= ETHSW_VLAN_PVID;