Setting the stage to push bridge-level attributes down to port driver so
hardware can be programmed accordingly.  Bridge-level attribute example is
ageing_time.  This is a per-bridge attribute, not a per-bridge-port attr.
Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
        SWITCHDEV_ATTR_ID_PORT_PARENT_ID,
        SWITCHDEV_ATTR_ID_PORT_STP_STATE,
        SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS,
+       SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME,
 };
 
 struct switchdev_attr {
                struct netdev_phys_item_id ppid;        /* PORT_PARENT_ID */
                u8 stp_state;                           /* PORT_STP_STATE */
                unsigned long brport_flags;             /* PORT_BRIDGE_FLAGS */
+               u32 ageing_time;                        /* BRIDGE_AGEING_TIME */
        } u;
 };