diff options
Diffstat (limited to 'net/dsa/slave.c')
| -rw-r--r-- | net/dsa/slave.c | 51 |
1 files changed, 25 insertions, 26 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 734c381f89ca..f61e6b72ffbb 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -376,6 +376,9 @@ static int dsa_slave_vlan_add(struct net_device *dev, return dsa_port_vlan_add(dp, vlan, extack); } +/* Offload a VLAN installed on the bridge or on a foreign interface by + * installing it as a VLAN towards the CPU port. + */ static int dsa_slave_host_vlan_add(struct net_device *dev, const struct switchdev_obj *obj, struct netlink_ext_ack *extack) @@ -383,6 +386,10 @@ static int dsa_slave_host_vlan_add(struct net_device *dev, struct dsa_port *dp = dsa_slave_to_port(dev); struct switchdev_obj_port_vlan vlan; + /* Do nothing if this is a software bridge */ + if (!dp->bridge) + return -EOPNOTSUPP; + if (dsa_port_skip_vlan_configuration(dp)) { NL_SET_ERR_MSG_MOD(extack, "skipping configuration of VLAN"); return 0; @@ -422,17 +429,10 @@ static int dsa_slave_port_obj_add(struct net_device *dev, const void *ctx, err = dsa_port_host_mdb_add(dp, SWITCHDEV_OBJ_PORT_MDB(obj)); break; case SWITCHDEV_OBJ_ID_PORT_VLAN: - if (netif_is_bridge_master(obj->orig_dev)) { - if (!dsa_port_offloads_bridge_dev(dp, obj->orig_dev)) - return -EOPNOTSUPP; - - err = dsa_slave_host_vlan_add(dev, obj, extack); - } else { - if (!dsa_port_offloads_bridge_port(dp, obj->orig_dev)) - return -EOPNOTSUPP; - + if (dsa_port_offloads_bridge_port(dp, obj->orig_dev)) err = dsa_slave_vlan_add(dev, obj, extack); - } + else + err = dsa_slave_host_vlan_add(dev, obj, extack); break; case SWITCHDEV_OBJ_ID_MRP: if (!dsa_port_offloads_bridge_dev(dp, obj->orig_dev)) @@ -475,6 +475,10 @@ static int dsa_slave_host_vlan_del(struct net_device *dev, struct dsa_port *dp = dsa_slave_to_port(dev); struct switchdev_obj_port_vlan *vlan; + /* Do nothing if this is a software bridge */ + if (!dp->bridge) + return -EOPNOTSUPP; + if (dsa_port_skip_vlan_configuration(dp)) return 0; @@ -506,17 +510,10 @@ static int dsa_slave_port_obj_del(struct net_device *dev, const void *ctx, err = dsa_port_host_mdb_del(dp, SWITCHDEV_OBJ_PORT_MDB(obj)); break; case SWITCHDEV_OBJ_ID_PORT_VLAN: - if (netif_is_bridge_master(obj->orig_dev)) { - if (!dsa_port_offloads_bridge_dev(dp, obj->orig_dev)) - return -EOPNOTSUPP; - - err = dsa_slave_host_vlan_del(dev, obj); - } else { - if (!dsa_port_offloads_bridge_port(dp, obj->orig_dev)) - return -EOPNOTSUPP; - + if (dsa_port_offloads_bridge_port(dp, obj->orig_dev)) err = dsa_slave_vlan_del(dev, obj); - } + else + err = dsa_slave_host_vlan_del(dev, obj); break; case SWITCHDEV_OBJ_ID_MRP: if (!dsa_port_offloads_bridge_dev(dp, obj->orig_dev)) @@ -2547,14 +2544,16 @@ static int dsa_slave_switchdev_blocking_event(struct notifier_block *unused, switch (event) { case SWITCHDEV_PORT_OBJ_ADD: - err = switchdev_handle_port_obj_add(dev, ptr, - dsa_slave_dev_check, - dsa_slave_port_obj_add); + err = switchdev_handle_port_obj_add_foreign(dev, ptr, + dsa_slave_dev_check, + dsa_foreign_dev_check, + dsa_slave_port_obj_add); return notifier_from_errno(err); case SWITCHDEV_PORT_OBJ_DEL: - err = switchdev_handle_port_obj_del(dev, ptr, - dsa_slave_dev_check, - dsa_slave_port_obj_del); + err = switchdev_handle_port_obj_del_foreign(dev, ptr, + dsa_slave_dev_check, + dsa_foreign_dev_check, + dsa_slave_port_obj_del); return notifier_from_errno(err); case SWITCHDEV_PORT_ATTR_SET: err = switchdev_handle_port_attr_set(dev, ptr, |