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switchdev: Adding MDB entry offload

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

Signed-off-by: Elad Raz <eladr@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Elad Raz
2016-01-10 21:06:22 +01:00
committed by David S. Miller
parent c9c99311b5
commit 4d41e12593
2 changed files with 13 additions and 0 deletions
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11
include/net/switchdev.h
View File

@@ -68,6 +68,7 @@ enum switchdev_obj_id {
SWITCHDEV_OBJ_ID_PORT_VLAN, SWITCHDEV_OBJ_ID_PORT_VLAN,
SWITCHDEV_OBJ_ID_IPV4_FIB, SWITCHDEV_OBJ_ID_IPV4_FIB,
SWITCHDEV_OBJ_ID_PORT_FDB, SWITCHDEV_OBJ_ID_PORT_FDB,
SWITCHDEV_OBJ_ID_PORT_MDB,
}; };
struct switchdev_obj { struct switchdev_obj {
@@ -113,6 +114,16 @@ struct switchdev_obj_port_fdb {
#define SWITCHDEV_OBJ_PORT_FDB(obj) \ #define SWITCHDEV_OBJ_PORT_FDB(obj) \
container_of(obj, struct 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 switchdev_trans_item_enqueue(struct switchdev_trans *trans,
void *data, void (*destructor)(void const *), void *data, void (*destructor)(void const *),
struct switchdev_trans_item *tritem); struct switchdev_trans_item *tritem);

2
net/switchdev/switchdev.c
View File

@@ -345,6 +345,8 @@ static size_t switchdev_obj_size(const struct switchdev_obj *obj)
return sizeof(struct switchdev_obj_ipv4_fib); return sizeof(struct switchdev_obj_ipv4_fib);
case SWITCHDEV_OBJ_ID_PORT_FDB: case SWITCHDEV_OBJ_ID_PORT_FDB:
return sizeof(struct switchdev_obj_port_fdb); return sizeof(struct switchdev_obj_port_fdb);
case SWITCHDEV_OBJ_ID_PORT_MDB:
return sizeof(struct switchdev_obj_port_mdb);
default: default:
BUG(); BUG();
} }