diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index ca80f86..2131bf2 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -88,13 +88,9 @@
 {
 	struct dsa_tag_driver *dsa_tag_driver;
 	const struct dsa_device_ops *ops;
-	char module_name[128];
 	bool found = false;
 
-	snprintf(module_name, 127, "%s%d", DSA_TAG_DRIVER_ALIAS,
-		 tag_protocol);
-
-	request_module(module_name);
+	request_module("%s%d", DSA_TAG_DRIVER_ALIAS, tag_protocol);
 
 	mutex_lock(&dsa_tag_drivers_lock);
 	list_for_each_entry(dsa_tag_driver, &dsa_tag_drivers_list, list) {
@@ -229,6 +225,15 @@
 	skb->pkt_type = PACKET_HOST;
 	skb->protocol = eth_type_trans(skb, skb->dev);
 
+	if (unlikely(cpu_dp->ds->untag_bridge_pvid)) {
+		nskb = dsa_untag_bridge_pvid(skb);
+		if (!nskb) {
+			kfree_skb(skb);
+			return 0;
+		}
+		skb = nskb;
+	}
+
 	s = this_cpu_ptr(p->stats64);
 	u64_stats_update_begin(&s->syncp);
 	s->rx_packets++;
@@ -246,7 +251,9 @@
 #ifdef CONFIG_PM_SLEEP
 static bool dsa_is_port_initialized(struct dsa_switch *ds, int p)
 {
-	return dsa_is_user_port(ds, p) && ds->ports[p].slave;
+	const struct dsa_port *dp = dsa_to_port(ds, p);
+
+	return dp->type == DSA_PORT_TYPE_USER && dp->slave;
 }
 
 int dsa_switch_suspend(struct dsa_switch *ds)
@@ -258,7 +265,7 @@
 		if (!dsa_is_port_initialized(ds, i))
 			continue;
 
-		ret = dsa_slave_suspend(ds->ports[i].slave);
+		ret = dsa_slave_suspend(dsa_to_port(ds, i)->slave);
 		if (ret)
 			return ret;
 	}
@@ -285,7 +292,7 @@
 		if (!dsa_is_port_initialized(ds, i))
 			continue;
 
-		ret = dsa_slave_resume(ds->ports[i].slave);
+		ret = dsa_slave_resume(dsa_to_port(ds, i)->slave);
 		if (ret)
 			return ret;
 	}
@@ -329,6 +336,122 @@
 }
 EXPORT_SYMBOL_GPL(call_dsa_notifiers);
 
+int dsa_devlink_param_get(struct devlink *dl, u32 id,
+			  struct devlink_param_gset_ctx *ctx)
+{
+	struct dsa_switch *ds = dsa_devlink_to_ds(dl);
+
+	if (!ds->ops->devlink_param_get)
+		return -EOPNOTSUPP;
+
+	return ds->ops->devlink_param_get(ds, id, ctx);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_param_get);
+
+int dsa_devlink_param_set(struct devlink *dl, u32 id,
+			  struct devlink_param_gset_ctx *ctx)
+{
+	struct dsa_switch *ds = dsa_devlink_to_ds(dl);
+
+	if (!ds->ops->devlink_param_set)
+		return -EOPNOTSUPP;
+
+	return ds->ops->devlink_param_set(ds, id, ctx);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_param_set);
+
+int dsa_devlink_params_register(struct dsa_switch *ds,
+				const struct devlink_param *params,
+				size_t params_count)
+{
+	return devlink_params_register(ds->devlink, params, params_count);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_params_register);
+
+void dsa_devlink_params_unregister(struct dsa_switch *ds,
+				   const struct devlink_param *params,
+				   size_t params_count)
+{
+	devlink_params_unregister(ds->devlink, params, params_count);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_params_unregister);
+
+int dsa_devlink_resource_register(struct dsa_switch *ds,
+				  const char *resource_name,
+				  u64 resource_size,
+				  u64 resource_id,
+				  u64 parent_resource_id,
+				  const struct devlink_resource_size_params *size_params)
+{
+	return devlink_resource_register(ds->devlink, resource_name,
+					 resource_size, resource_id,
+					 parent_resource_id,
+					 size_params);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_resource_register);
+
+void dsa_devlink_resources_unregister(struct dsa_switch *ds)
+{
+	devlink_resources_unregister(ds->devlink, NULL);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_resources_unregister);
+
+void dsa_devlink_resource_occ_get_register(struct dsa_switch *ds,
+					   u64 resource_id,
+					   devlink_resource_occ_get_t *occ_get,
+					   void *occ_get_priv)
+{
+	return devlink_resource_occ_get_register(ds->devlink, resource_id,
+						 occ_get, occ_get_priv);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_resource_occ_get_register);
+
+void dsa_devlink_resource_occ_get_unregister(struct dsa_switch *ds,
+					     u64 resource_id)
+{
+	devlink_resource_occ_get_unregister(ds->devlink, resource_id);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_resource_occ_get_unregister);
+
+struct devlink_region *
+dsa_devlink_region_create(struct dsa_switch *ds,
+			  const struct devlink_region_ops *ops,
+			  u32 region_max_snapshots, u64 region_size)
+{
+	return devlink_region_create(ds->devlink, ops, region_max_snapshots,
+				     region_size);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_region_create);
+
+struct devlink_region *
+dsa_devlink_port_region_create(struct dsa_switch *ds,
+			       int port,
+			       const struct devlink_port_region_ops *ops,
+			       u32 region_max_snapshots, u64 region_size)
+{
+	struct dsa_port *dp = dsa_to_port(ds, port);
+
+	return devlink_port_region_create(&dp->devlink_port, ops,
+					  region_max_snapshots,
+					  region_size);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_port_region_create);
+
+void dsa_devlink_region_destroy(struct devlink_region *region)
+{
+	devlink_region_destroy(region);
+}
+EXPORT_SYMBOL_GPL(dsa_devlink_region_destroy);
+
+struct dsa_port *dsa_port_from_netdev(struct net_device *netdev)
+{
+	if (!netdev || !dsa_slave_dev_check(netdev))
+		return ERR_PTR(-ENODEV);
+
+	return dsa_slave_to_port(netdev);
+}
+EXPORT_SYMBOL_GPL(dsa_port_from_netdev);
+
 static int __init dsa_init_module(void)
 {
 	int rc;