--- zzzz-none-000/linux-4.9.279/net/8021q/vlan.c	2021-08-08 06:38:54.000000000 +0000
+++ puma7-atom-6591-750/linux-4.9.279/net/8021q/vlan.c	2023-02-08 11:43:43.000000000 +0000
@@ -37,6 +37,9 @@
 #include <asm/uaccess.h>
 
 #include <linux/if_vlan.h>
+#ifdef CONFIG_TI_PACKET_PROCESSOR
+#include <linux/ti_hil.h>
+#endif /* CONFIG_TI_PACKET_PROCESSOR */
 #include "vlan.h"
 #include "vlanproc.h"
 
@@ -87,7 +90,9 @@
 
 	vlan_info = rtnl_dereference(real_dev->vlan_info);
 	BUG_ON(!vlan_info);
-
+#ifdef CONFIG_TI_PACKET_PROCESSOR
+	ti_hil_pp_event(TI_VLAN_DEV_DELETED, (void *)dev);
+#endif /* CONFIG_TI_PACKET_PROCESSOR */
 	grp = &vlan_info->grp;
 
 	grp->nr_vlan_devs--;
@@ -185,6 +190,12 @@
 	vlan_group_set_device(grp, vlan->vlan_proto, vlan_id, dev);
 	grp->nr_vlan_devs++;
 
+#ifdef CONFIG_TI_PACKET_PROCESSOR
+	/* Packet processor info needs to be copied from the base interface to the
+	 * new VLAN interface in order to support acceleration on VLAN interface */
+	ti_hil_clone_netdev_pp_info(dev, real_dev);
+	ti_hil_pp_event(TI_VLAN_DEV_CREATED, (void *)dev);
+#endif
 	return 0;
 
 out_unregister_netdev:
@@ -268,7 +279,6 @@
 	err = register_vlan_dev(new_dev);
 	if (err < 0)
 		goto out_free_newdev;
-
 	return 0;
 
 out_free_newdev:
@@ -277,6 +287,70 @@
 	return err;
 }
 
+/*------------------------------------------------------------------------------------------*\
+AVM/TKL: AVMNET VLAN extension
+\*------------------------------------------------------------------------------------------*/
+int avm_register_vlan_device(struct net_device *real_dev, uint16_t vlan_id, const char *name, struct net_device **vlan_dev)
+{
+    struct net_device *new_dev;
+    struct net *net = dev_net(real_dev);
+    int err;
+
+    if(vlan_dev != NULL){
+        *vlan_dev = NULL;
+    }
+
+    if (vlan_id >= VLAN_VID_MASK)
+        return -ERANGE;
+
+#if defined(CONFIG_AVMNET_VLAN_MASTER_STAG_8021Q)
+    err = vlan_check_real_dev(real_dev, htons(ETH_P_8021Q), vlan_id);
+#else
+    err = vlan_check_real_dev(real_dev, htons(ETH_P_8021AD), vlan_id);
+#endif
+    if (err < 0)
+        return err;
+
+    new_dev = alloc_netdev(sizeof(struct vlan_dev_priv), name,
+		    NET_NAME_UNKNOWN, vlan_setup);
+
+    if (new_dev == NULL)
+        return -ENOBUFS;
+
+    dev_net_set(new_dev, net);
+    /* need 4 bytes for extra VLAN header info,
+     * hope the underlying device can handle it.
+     */
+    new_dev->mtu = real_dev->mtu;
+    new_dev->priv_flags |= (real_dev->priv_flags & IFF_UNICAST_FLT);
+    new_dev->priv_flags |= IFF_AVM_INTERNAL_VLAN_DEV;
+
+#if defined(CONFIG_AVMNET_VLAN_MASTER_STAG_8021Q)
+    vlan_dev_priv(new_dev)->vlan_proto = htons(ETH_P_8021Q);
+#else
+    vlan_dev_priv(new_dev)->vlan_proto = htons(ETH_P_8021AD);
+#endif
+    vlan_dev_priv(new_dev)->vlan_id = vlan_id;
+    vlan_dev_priv(new_dev)->real_dev = real_dev;
+    vlan_dev_priv(new_dev)->dent = NULL;
+    vlan_dev_priv(new_dev)->flags = VLAN_FLAG_REORDER_HDR;
+
+    new_dev->rtnl_link_ops = &vlan_link_ops;
+    err = register_vlan_dev(new_dev);
+    if (err < 0)
+        goto out_free_newdev;
+
+    if(vlan_dev != NULL){
+        *vlan_dev = new_dev;
+    }
+
+    return 0;
+
+out_free_newdev:
+    free_netdev(new_dev);
+    return err;
+}
+
 static void vlan_sync_address(struct net_device *dev,
 			      struct net_device *vlandev)
 {