--- zzzz-none-000/linux-5.4.213/include/linux/if_bridge.h	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/include/linux/if_bridge.h	2024-08-14 09:02:08.000000000 +0000
@@ -50,7 +50,23 @@
 
 #define BR_DEFAULT_AGEING_TIME	(300 * HZ)
 
+struct net_bridge_port;
+
 extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
+extern struct net_device *br_port_dev_get(struct net_device *dev,
+					  unsigned char *addr,
+					  struct sk_buff *skb,
+					  unsigned int cookie);
+extern void br_refresh_fdb_entry(struct net_device *dev, const char *addr);
+extern void br_fdb_entry_refresh(struct net_device *dev, const char *addr, __u16 vid);
+extern void br_dev_update_stats(struct net_device *dev,
+				struct rtnl_link_stats64 *nlstats);
+extern struct net_bridge_fdb_entry *br_fdb_has_entry(struct net_device *dev,
+						     const char *addr,
+						     __u16 vid);
+extern void br_fdb_update_register_notify(struct notifier_block *nb);
+extern void br_fdb_update_unregister_notify(struct notifier_block *nb);
+extern bool br_is_hairpin_enabled(struct net_device *dev);
 
 #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING)
 int br_multicast_list_adjacent(struct net_device *dev,
@@ -92,6 +108,12 @@
 int br_vlan_get_proto(const struct net_device *dev, u16 *p_proto);
 int br_vlan_get_info(const struct net_device *dev, u16 vid,
 		     struct bridge_vlan_info *p_vinfo);
+
+extern struct net_device *br_fdb_find_vid_by_mac(struct net_device *dev, u8 *mac, u16 *vid);
+extern int br_vlan_get_tag_skb(const struct sk_buff *skb, u16 *vid);
+extern int br_dev_is_vlan_filter_enabled(const struct net_device *dev);
+extern int br_vlan_update_stats(struct net_device* dev, u32 vid, u64 rx_bytes, u64 rx_packets, u64 tx_bytes, u64 tx_packets);
+extern int br_vlan_get_info_rcu(const struct net_device *dev, u16 vid, struct bridge_vlan_info *p_vinfo);
 #else
 static inline bool br_vlan_enabled(const struct net_device *dev)
 {
@@ -113,8 +135,32 @@
 	return -EINVAL;
 }
 
-static inline int br_vlan_get_info(const struct net_device *dev, u16 vid,
-				   struct bridge_vlan_info *p_vinfo)
+static inline int br_vlan_get_info(const struct net_device *dev, u16 vid, struct bridge_vlan_info *p_vinfo)
+{
+	return -EINVAL;
+}
+
+static inline struct net_device *br_fdb_find_vid_by_mac(struct net_device *dev, u8 *mac, u16 *vid)
+{
+	return NULL;
+}
+
+static inline int br_vlan_get_tag_skb(const struct sk_buff *skb, u16 *vid)
+{
+	return -EINVAL;
+}
+
+static inline int br_dev_is_vlan_filter_enabled(const struct net_device *dev)
+{
+	return -EINVAL;
+}
+
+static inline int br_vlan_update_stats(struct net_device* dev, u32 vid, u64 rx_bytes, u64 rx_packets, u64 tx_bytes, u64 tx_packets)
+{
+	return -EINVAL;
+}
+
+static inline int br_vlan_get_info_rcu(const struct net_device *dev, u16 vid, struct bridge_vlan_info *p_vinfo)
 {
 	return -EINVAL;
 }
@@ -146,4 +192,42 @@
 }
 #endif
 
+typedef struct net_bridge_port *br_port_dev_get_hook_t(struct net_device *dev,
+						       struct sk_buff *skb,
+						       unsigned char *addr,
+						       unsigned int cookie);
+extern br_port_dev_get_hook_t __rcu *br_port_dev_get_hook;
+
+typedef void (br_notify_hook_t)(int group, int event, const void *ptr);
+extern br_notify_hook_t __rcu *br_notify_hook;
+typedef int (br_multicast_handle_hook_t)(const struct net_bridge_port *src,
+		struct sk_buff *skb);
+extern br_multicast_handle_hook_t __rcu *br_multicast_handle_hook;
+
+#define BR_FDB_EVENT_ADD     0x01
+#define BR_FDB_EVENT_DEL     0x02
+
+struct br_fdb_event {
+	unsigned char addr[6];
+	unsigned char is_local;
+	struct net_device *dev;
+	struct net_bridge *br;
+	struct net_device *orig_dev;
+};
+
+extern void br_fdb_register_notify(struct notifier_block *nb);
+extern void br_fdb_unregister_notify(struct notifier_block *nb);
+extern struct net_device *br_fdb_bridge_dev_get_and_hold(struct net_bridge *br);
+extern int br_fdb_delete_by_netdev(struct net_device *dev,
+			const unsigned char *addr, u16 vid);
+extern int br_fdb_add_or_refresh_by_netdev(struct net_device *dev,
+			    const unsigned char *addr, u16 vid, u16 state);
+
+typedef struct net_bridge_port *br_get_dst_hook_t(
+		const struct net_bridge_port *src,
+		struct sk_buff **skb);
+extern br_get_dst_hook_t __rcu *br_get_dst_hook;
+
+typedef void (br_notify_hook_t)(int group, int event, const void *ptr);
+extern br_notify_hook_t __rcu *br_notify_hook;
 #endif