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Commit 4d41e125 authored by Elad Raz's avatar Elad Raz Committed by David S. Miller
Browse files

switchdev: Adding MDB entry offload 



Define HW multicast entry: MAC and VID.
Using a MAC address simplifies support for both IPV4 and IPv6.

Signed-off-by: default avatarElad Raz <eladr@mellanox.com>
Signed-off-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c9c99311

include/net/switchdev.h

+11 −0
Original line number Diff line number Diff line
@@ -68,6 +68,7 @@ enum switchdev_obj_id { 
	SWITCHDEV_OBJ_ID_PORT_VLAN,

	SWITCHDEV_OBJ_ID_IPV4_FIB,

	SWITCHDEV_OBJ_ID_PORT_FDB,

	SWITCHDEV_OBJ_ID_PORT_MDB,

};



struct switchdev_obj {
@@ -113,6 +114,16 @@ struct switchdev_obj_port_fdb { 
#define SWITCHDEV_OBJ_PORT_FDB(obj) \

	container_of(obj, struct switchdev_obj_port_fdb, obj)



/* SWITCHDEV_OBJ_ID_PORT_MDB */

struct switchdev_obj_port_mdb {

	struct switchdev_obj obj;

	unsigned char addr[ETH_ALEN];

	u16 vid;

};



#define SWITCHDEV_OBJ_PORT_MDB(obj) \

	container_of(obj, struct switchdev_obj_port_mdb, obj)



void switchdev_trans_item_enqueue(struct switchdev_trans *trans,

				  void *data, void (*destructor)(void const *),

				  struct switchdev_trans_item *tritem);

net/switchdev/switchdev.c

+2 −0
Original line number Diff line number Diff line
@@ -345,6 +345,8 @@ static size_t switchdev_obj_size(const struct switchdev_obj *obj) 
		return sizeof(struct switchdev_obj_ipv4_fib);

	case SWITCHDEV_OBJ_ID_PORT_FDB:

		return sizeof(struct switchdev_obj_port_fdb);

	case SWITCHDEV_OBJ_ID_PORT_MDB:

		return sizeof(struct switchdev_obj_port_mdb);

	default:

		BUG();

	}