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authorVivien Didelot <vivien.didelot@savoirfairelinux.com>2015-10-22 09:34:38 -0400
committerDavid S. Miller <davem@davemloft.net>2015-10-22 07:38:35 -0700
commitea70ba980666cffacb57d90d867b2c7952d90700 (patch)
tree0d830a198b504eb3e23a02d0d6da78a415da930e
parente9829b9745b6e1683fd2a90842da498a2197299e (diff)
net: dsa: add port_fdb_dump function
Not all switch chips support a Get Next operation to iterate on its FDB. So add a more simple port_fdb_dump function for them. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/dsa.h4
-rw-r--r--net/dsa/slave.c3
2 files changed, 7 insertions, 0 deletions
diff --git a/include/net/dsa.h b/include/net/dsa.h
index e00588625bc2..0cfa44af8fd2 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -198,6 +198,7 @@ static inline u8 dsa_upstream_port(struct dsa_switch *ds)
}
struct switchdev_trans;
+struct switchdev_obj;
struct switchdev_obj_port_fdb;
struct dsa_switch_driver {
@@ -330,6 +331,9 @@ struct dsa_switch_driver {
int (*port_fdb_getnext)(struct dsa_switch *ds, int port,
unsigned char *addr, u16 *vid,
bool *is_static);
+ int (*port_fdb_dump)(struct dsa_switch *ds, int port,
+ struct switchdev_obj_port_fdb *fdb,
+ int (*cb)(struct switchdev_obj *obj));
};
void register_switch_driver(struct dsa_switch_driver *type);
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index b0b8da0f5af8..d76e62b8dc9c 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -382,6 +382,9 @@ static int dsa_slave_port_fdb_dump(struct net_device *dev,
u16 vid = 0;
int ret;
+ if (ds->drv->port_fdb_dump)
+ return ds->drv->port_fdb_dump(ds, p->port, fdb, cb);
+
if (!ds->drv->port_fdb_getnext)
return -EOPNOTSUPP;