net: dsa: tag_8021q: rename dsa_8021q_bridge_tx_fwd_offload_vid

The dsa_8021q_bridge_tx_fwd_offload_vid is no longer used just for
bridge TX forwarding offload, it is the private VLAN reserved for
VLAN-unaware bridging in a way that is compatible with FDB isolation.

So just rename it dsa_tag_8021q_bridge_vid.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/sja1105/sja1105_vl.c

@@ -306,7 +306,7 @@ static u16 sja1105_port_get_tag_8021q_vid(struct dsa_port *dp)
 
 	bridge_num = dsa_port_bridge_num_get(dp);
 
-	return dsa_8021q_bridge_tx_fwd_offload_vid(bridge_num);
+	return dsa_tag_8021q_bridge_vid(bridge_num);
 }
 
 static int sja1105_init_virtual_links(struct sja1105_private *priv,

include/linux/dsa/8021q.h

@@ -47,7 +47,7 @@ void dsa_8021q_rcv(struct sk_buff *skb, int *source_port, int *switch_id,
 struct net_device *dsa_tag_8021q_find_port_by_vbid(struct net_device *master,
 						   int vbid);
 
-u16 dsa_8021q_bridge_tx_fwd_offload_vid(unsigned int bridge_num);
+u16 dsa_tag_8021q_bridge_vid(unsigned int bridge_num);
 
 u16 dsa_tag_8021q_standalone_vid(const struct dsa_port *dp);
 

net/dsa/tag_8021q.c

@@ -62,14 +62,14 @@
 #define DSA_8021Q_PORT(x)		(((x) << DSA_8021Q_PORT_SHIFT) & \
 						 DSA_8021Q_PORT_MASK)
 
-u16 dsa_8021q_bridge_tx_fwd_offload_vid(unsigned int bridge_num)
+u16 dsa_tag_8021q_bridge_vid(unsigned int bridge_num)
 {
 	/* The VBID value of 0 is reserved for precise TX, but it is also
 	 * reserved/invalid for the bridge_num, so all is well.
 	 */
 	return DSA_8021Q_RSV | DSA_8021Q_VBID(bridge_num);
 }
-EXPORT_SYMBOL_GPL(dsa_8021q_bridge_tx_fwd_offload_vid);
+EXPORT_SYMBOL_GPL(dsa_tag_8021q_bridge_vid);
 
 /* Returns the VID that will be installed as pvid for this switch port, sent as
  * tagged egress towards the CPU port and decoded by the rcv function.
@@ -289,7 +289,7 @@ int dsa_tag_8021q_bridge_join(struct dsa_switch *ds, int port,
 	 * bridging VLAN
 	 */
 	standalone_vid = dsa_tag_8021q_standalone_vid(dp);
-	bridge_vid = dsa_8021q_bridge_tx_fwd_offload_vid(bridge.num);
+	bridge_vid = dsa_tag_8021q_bridge_vid(bridge.num);
 
 	err = dsa_port_tag_8021q_vlan_add(dp, bridge_vid, true);
 	if (err)
@@ -312,7 +312,7 @@ void dsa_tag_8021q_bridge_leave(struct dsa_switch *ds, int port,
 	 * standalone VLAN
 	 */
 	standalone_vid = dsa_tag_8021q_standalone_vid(dp);
-	bridge_vid = dsa_8021q_bridge_tx_fwd_offload_vid(bridge.num);
+	bridge_vid = dsa_tag_8021q_bridge_vid(bridge.num);
 
 	err = dsa_port_tag_8021q_vlan_add(dp, standalone_vid, false);
 	if (err) {

net/dsa/tag_sja1105.c

@@ -226,7 +226,7 @@ static struct sk_buff *sja1105_imprecise_xmit(struct sk_buff *skb,
 	 * TX VLAN that targets the bridge's entire broadcast domain,
 	 * instead of just the specific port.
 	 */
-	tx_vid = dsa_8021q_bridge_tx_fwd_offload_vid(bridge_num);
+	tx_vid = dsa_tag_8021q_bridge_vid(bridge_num);
 
 	return dsa_8021q_xmit(skb, netdev, sja1105_xmit_tpid(dp), tx_vid);
 }