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-rw-r--r--Documentation/networking/dsa/dsa.txt4
-rw-r--r--include/net/dsa.h3
-rw-r--r--net/dsa/slave.c3
3 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/networking/dsa/dsa.txt b/Documentation/networking/dsa/dsa.txt
index ebf21530471f..350a502e031f 100644
--- a/Documentation/networking/dsa/dsa.txt
+++ b/Documentation/networking/dsa/dsa.txt
@@ -554,6 +554,10 @@ Bridge VLAN filtering
- port_vlan_del: bridge layer function invoked when a VLAN is removed from the
given switch port
+- port_vlan_dump: bridge layer function invoked with a switchdev callback
+ function that the driver has to call for each VLAN the given port is a member
+ of. A switchdev object is used to carry the VID and bridge flags.
+
- vlan_getnext: bridge layer function invoked to query the next configured VLAN
in the switch, i.e. returns the bitmaps of members and untagged ports
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 1c845d7bf0b2..ebc0d9ea96a1 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -313,6 +313,9 @@ struct dsa_switch_driver {
struct switchdev_trans *trans);
int (*port_vlan_del)(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_vlan *vlan);
+ int (*port_vlan_dump)(struct dsa_switch *ds, int port,
+ struct switchdev_obj_port_vlan *vlan,
+ int (*cb)(struct switchdev_obj *obj));
int (*port_pvid_get)(struct dsa_switch *ds, int port, u16 *pvid);
int (*vlan_getnext)(struct dsa_switch *ds, u16 *vid,
unsigned long *ports, unsigned long *untagged);
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 14ca9784ec0c..a9cbb72fb155 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -248,6 +248,9 @@ static int dsa_slave_port_vlan_dump(struct net_device *dev,
u16 pvid, vid = 0;
int err;
+ if (ds->drv->port_vlan_dump)
+ return ds->drv->port_vlan_dump(ds, p->port, vlan, cb);
+
if (!ds->drv->vlan_getnext || !ds->drv->port_pvid_get)
return -EOPNOTSUPP;