struct bridge_vlan_info *p_vinfo);
bool br_mst_enabled(const struct net_device *dev);
int br_mst_get_info(const struct net_device *dev, u16 msti, unsigned long *vids);
+int br_mst_get_state(const struct net_device *dev, u16 msti, u8 *state);
#else
static inline bool br_vlan_enabled(const struct net_device *dev)
{
{
return -EINVAL;
}
+static inline int br_mst_get_state(const struct net_device *dev, u16 msti,
+ u8 *state)
+{
+ return -EINVAL;
+}
#endif
#if IS_ENABLED(CONFIG_BRIDGE)
}
EXPORT_SYMBOL_GPL(br_mst_get_info);
+int br_mst_get_state(const struct net_device *dev, u16 msti, u8 *state)
+{
+ const struct net_bridge_port *p = NULL;
+ const struct net_bridge_vlan_group *vg;
+ const struct net_bridge_vlan *v;
+
+ ASSERT_RTNL();
+
+ p = br_port_get_check_rtnl(dev);
+ if (!p || !br_opt_get(p->br, BROPT_MST_ENABLED))
+ return -EINVAL;
+
+ vg = nbp_vlan_group(p);
+
+ list_for_each_entry(v, &vg->vlan_list, vlist) {
+ if (v->brvlan->msti == msti) {
+ *state = v->state;
+ return 0;
+ }
+ }
+
+ return -ENOENT;
+}
+EXPORT_SYMBOL_GPL(br_mst_get_state);
+
static void br_mst_vlan_set_state(struct net_bridge_port *p, struct net_bridge_vlan *v,
u8 state)
{