--- zzzz-none-000/linux-4.9.279/include/linux/if_bridge.h	2021-08-08 06:38:54.000000000 +0000
+++ puma7-atom-6591-750/linux-4.9.279/include/linux/if_bridge.h	2023-02-08 11:43:43.000000000 +0000
@@ -46,14 +46,24 @@
 #define BR_LEARNING_SYNC	BIT(9)
 #define BR_PROXYARP_WIFI	BIT(10)
 #define BR_MCAST_FLOOD		BIT(11)
+#define BR_MULTICAST_TO_UNICAST	BIT(12)
+#define BR_BCAST_FLOOD		BIT(14)
+#define BR_ISOLATED		BIT(16)
 
 #define BR_DEFAULT_AGEING_TIME	(300 * HZ)
 
+typedef int (*br_ioctl_hook_t)(struct net *, unsigned int, void __user *arg);
+extern br_ioctl_hook_t brioctl_get(void);
+
 extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
 
 typedef int br_should_route_hook_t(struct sk_buff *skb);
 extern br_should_route_hook_t __rcu *br_should_route_hook;
 
+#ifdef CONFIG_LTQ_MCAST_SNOOPING
+extern void (*ovs_brc_mcsnoop_hook)(int type, int br_snooping);
+#endif
+
 #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING)
 int br_multicast_list_adjacent(struct net_device *dev,
 			       struct list_head *br_ip_list);