--- zzzz-none-000/linux-5.15.111/net/bridge/br.c	2023-05-11 14:00:40.000000000 +0000
+++ puma7-arm-6670-761/linux-5.15.111/net/bridge/br.c	2024-02-07 09:28:09.000000000 +0000
@@ -7,6 +7,11 @@
  *	Lennert Buytenhek		<buytenh@gnu.org>
  */
 
+/*
+ * Includes Intel Corporation's changes/modifications dated: 2017.
+ * Changed/modified portions - Copyright (c) 2017, Intel Corporation.
+ */
+
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
@@ -19,6 +24,10 @@
 
 #include "br_private.h"
 
+#ifdef CONFIG_TI_UNMANAGED_BRIDGE
+extern int ti_unmanaged_bridge_handler (struct net_device *dev, unsigned long event);
+#endif /* CONFIG_TI_UNMANAGED_BRIDGE */
+
 /*
  * Handle changes in state of network devices enslaved to a bridge.
  *
@@ -36,6 +45,15 @@
 	bool changed_addr;
 	int err;
 
+#ifdef CONFIG_TI_UNMANAGED_BRIDGE
+	/* Pass control to the unmanaged bridge handler. */
+	if (ti_unmanaged_bridge_handler(dev, event) == 0)
+	{
+		/* The event has been handled by the unmanaged bridge handler. */
+		return NOTIFY_DONE;
+	}
+#endif /* CONFIG_TI_UNMANAGED_BRIDGE */
+
 	if (dev->priv_flags & IFF_EBRIDGE) {
 		err = br_vlan_bridge_event(dev, event, ptr);
 		if (err)