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-rw-r--r--include/net/switchdev.h2
-rw-r--r--net/bridge/br_vlan.c16
2 files changed, 16 insertions, 2 deletions
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index 8528015590e4..afdf8bd1b4fe 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -38,6 +38,7 @@ enum switchdev_attr_id {
SWITCHDEV_ATTR_ID_PORT_MROUTER,
SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME,
SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING,
+ SWITCHDEV_ATTR_ID_BRIDGE_VLAN_PROTOCOL,
SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED,
SWITCHDEV_ATTR_ID_BRIDGE_MROUTER,
#if IS_ENABLED(CONFIG_BRIDGE_MRP)
@@ -57,6 +58,7 @@ struct switchdev_attr {
bool mrouter; /* PORT_MROUTER */
clock_t ageing_time; /* BRIDGE_AGEING_TIME */
bool vlan_filtering; /* BRIDGE_VLAN_FILTERING */
+ u16 vlan_protocol; /* BRIDGE_VLAN_PROTOCOL */
bool mc_disabled; /* MC_DISABLED */
#if IS_ENABLED(CONFIG_BRIDGE_MRP)
u8 mrp_port_role; /* MRP_PORT_ROLE */
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index 852f4b54e881..7e5968e7aad5 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -855,15 +855,25 @@ EXPORT_SYMBOL_GPL(br_vlan_get_proto);
int __br_vlan_set_proto(struct net_bridge *br, __be16 proto)
{
+ struct switchdev_attr attr = {
+ .orig_dev = br->dev,
+ .id = SWITCHDEV_ATTR_ID_BRIDGE_VLAN_PROTOCOL,
+ .flags = SWITCHDEV_F_SKIP_EOPNOTSUPP,
+ .u.vlan_protocol = ntohs(proto),
+ };
int err = 0;
struct net_bridge_port *p;
struct net_bridge_vlan *vlan;
struct net_bridge_vlan_group *vg;
- __be16 oldproto;
+ __be16 oldproto = br->vlan_proto;
if (br->vlan_proto == proto)
return 0;
+ err = switchdev_port_attr_set(br->dev, &attr);
+ if (err && err != -EOPNOTSUPP)
+ return err;
+
/* Add VLANs for the new proto to the device filter. */
list_for_each_entry(p, &br->port_list, list) {
vg = nbp_vlan_group(p);
@@ -874,7 +884,6 @@ int __br_vlan_set_proto(struct net_bridge *br, __be16 proto)
}
}
- oldproto = br->vlan_proto;
br->vlan_proto = proto;
recalculate_group_addr(br);
@@ -890,6 +899,9 @@ int __br_vlan_set_proto(struct net_bridge *br, __be16 proto)
return 0;
err_filt:
+ attr.u.vlan_protocol = ntohs(oldproto);
+ switchdev_port_attr_set(br->dev, &attr);
+
list_for_each_entry_continue_reverse(vlan, &vg->vlan_list, vlist)
vlan_vid_del(p->dev, proto, vlan->vid);