Commit 9be99f2d authored by Horatiu Vultur's avatar Horatiu Vultur Committed by David S. Miller
Browse files

net: lan966x: Extend FDB to support also lag 



Offload FDB entries when the original device is a lag interface. Because
all the ports under the lag have the same chip id, which is the chip id
of first port, then add the entries only for the first port.

Signed-off-by: default avatarHoratiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cabc9d49

drivers/net/ethernet/microchip/lan966x/lan966x_fdb.c

+30 −0
Original line number Diff line number Diff line
@@ -199,6 +199,34 @@ static void lan966x_fdb_bridge_event_work(struct lan966x_fdb_event_work *fdb_wor 
	}

}



static void lan966x_fdb_lag_event_work(struct lan966x_fdb_event_work *fdb_work)

{

	struct switchdev_notifier_fdb_info *fdb_info;

	struct lan966x_port *port;

	struct lan966x *lan966x;



	if (!lan966x_lag_first_port(fdb_work->orig_dev, fdb_work->dev))

		return;



	lan966x = fdb_work->lan966x;

	port = netdev_priv(fdb_work->dev);

	fdb_info = &fdb_work->fdb_info;



	switch (fdb_work->event) {

	case SWITCHDEV_FDB_ADD_TO_DEVICE:

		if (!fdb_info->added_by_user)

			break;

		lan966x_mac_add_entry(lan966x, port, fdb_info->addr,

				      fdb_info->vid);

		break;

	case SWITCHDEV_FDB_DEL_TO_DEVICE:

		if (!fdb_info->added_by_user)

			break;

		lan966x_mac_del_entry(lan966x, fdb_info->addr, fdb_info->vid);

		break;

	}

}



static void lan966x_fdb_event_work(struct work_struct *work)

{

	struct lan966x_fdb_event_work *fdb_work =
@@ -208,6 +236,8 @@ static void lan966x_fdb_event_work(struct work_struct *work) 
		lan966x_fdb_port_event_work(fdb_work);

	else if (netif_is_bridge_master(fdb_work->orig_dev))

		lan966x_fdb_bridge_event_work(fdb_work);

	else if (netif_is_lag_master(fdb_work->orig_dev))

		lan966x_fdb_lag_event_work(fdb_work);



	kfree(fdb_work->fdb_info.addr);

	kfree(fdb_work);

drivers/net/ethernet/microchip/lan966x/lan966x_switchdev.c

+1 −0
Original line number Diff line number Diff line
@@ -348,6 +348,7 @@ int lan966x_port_prechangeupper(struct net_device *dev, 
			return err;



		switchdev_bridge_port_unoffload(brport_dev, port, NULL, NULL);

		lan966x_fdb_flush_workqueue(port->lan966x);

	}



	return err;