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Commit 40ef2c93 authored by Vivien Didelot's avatar Vivien Didelot Committed by David S. Miller
Browse files

net: dsa: add cross-chip bridging operations 



Introduce crosschip_bridge_{join,leave} operations in the dsa_switch_ops
structure, which can be used by switches supporting interconnection.

Signed-off-by: default avatarVivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e96a6e02

include/net/dsa.h

+8 −0
Original line number Diff line number Diff line
@@ -456,6 +456,14 @@ struct dsa_switch_ops { 
				   bool ingress);

	void	(*port_mirror_del)(struct dsa_switch *ds, int port,

				   struct dsa_mall_mirror_tc_entry *mirror);



	/*

	 * Cross-chip operations

	 */

	int	(*crosschip_bridge_join)(struct dsa_switch *ds, int sw_index,

					 int port, struct net_device *br);

	void	(*crosschip_bridge_leave)(struct dsa_switch *ds, int sw_index,

					  int port, struct net_device *br);

};



struct dsa_switch_driver {

net/dsa/switch.c

+6 −6
Original line number Diff line number Diff line
@@ -20,9 +20,9 @@ static int dsa_switch_bridge_join(struct dsa_switch *ds, 
	if (ds->index == info->sw_index && ds->ops->port_bridge_join)

		return ds->ops->port_bridge_join(ds, info->port, info->br);



	if (ds->index != info->sw_index)

		dev_dbg(ds->dev, "crosschip DSA port %d.%d bridged to %s\n",

			info->sw_index, info->port, netdev_name(info->br));

	if (ds->index != info->sw_index && ds->ops->crosschip_bridge_join)

		return ds->ops->crosschip_bridge_join(ds, info->sw_index,

						      info->port, info->br);



	return 0;

}
@@ -33,9 +33,9 @@ static int dsa_switch_bridge_leave(struct dsa_switch *ds, 
	if (ds->index == info->sw_index && ds->ops->port_bridge_leave)

		ds->ops->port_bridge_leave(ds, info->port, info->br);



	if (ds->index != info->sw_index)

		dev_dbg(ds->dev, "crosschip DSA port %d.%d unbridged from %s\n",

			info->sw_index, info->port, netdev_name(info->br));

	if (ds->index != info->sw_index && ds->ops->crosschip_bridge_leave)

		ds->ops->crosschip_bridge_leave(ds, info->sw_index, info->port,

						info->br);



	return 0;

}