net: dsa: ksz: Rename NET_DSA_TAG_KSZ to _KSZ9477

Rename the tag Kconfig option and related macros in preparation for
addition of new KSZ family switches with different tag formats.
Signed-off-by: Tristram Ha <Tristram.Ha@microchip.com>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Cc: Woojung Huh <woojung.huh@microchip.com>
Cc: David S. Miller <davem@davemloft.net>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/microchip/Kconfig

@@ -4,7 +4,7 @@ config NET_DSA_MICROCHIP_KSZ_COMMON
 menuconfig NET_DSA_MICROCHIP_KSZ9477
 	tristate "Microchip KSZ9477 series switch support"
 	depends on NET_DSA
-	select NET_DSA_TAG_KSZ
+	select NET_DSA_TAG_KSZ9477
 	select NET_DSA_MICROCHIP_KSZ_COMMON
 	help
 	  This driver adds support for Microchip KSZ9477 switch chips.

drivers/net/dsa/microchip/ksz9477.c

@@ -262,7 +262,7 @@ static int ksz9477_reset_switch(struct ksz_device *dev)
 static enum dsa_tag_protocol ksz9477_get_tag_protocol(struct dsa_switch *ds,
 						      int port)
 {
-	return DSA_TAG_PROTO_KSZ;
+	return DSA_TAG_PROTO_KSZ9477;
 }
 
 static int ksz9477_phy_read16(struct dsa_switch *ds, int addr, int reg)

include/net/dsa.h

@@ -36,7 +36,7 @@ enum dsa_tag_protocol {
 	DSA_TAG_PROTO_DSA,
 	DSA_TAG_PROTO_EDSA,
 	DSA_TAG_PROTO_GSWIP,
-	DSA_TAG_PROTO_KSZ,
+	DSA_TAG_PROTO_KSZ9477,
 	DSA_TAG_PROTO_LAN9303,
 	DSA_TAG_PROTO_MTK,
 	DSA_TAG_PROTO_QCA,

net/dsa/Kconfig

@@ -44,6 +44,10 @@ config NET_DSA_TAG_GSWIP
 config NET_DSA_TAG_KSZ
 	bool
 
+config NET_DSA_TAG_KSZ9477
+	bool
+	select NET_DSA_TAG_KSZ
+
 config NET_DSA_TAG_LAN9303
 	bool
 

net/dsa/dsa.c

@@ -55,8 +55,8 @@ const struct dsa_device_ops *dsa_device_ops[DSA_TAG_LAST] = {
 #ifdef CONFIG_NET_DSA_TAG_GSWIP
 	[DSA_TAG_PROTO_GSWIP] = &gswip_netdev_ops,
 #endif
-#ifdef CONFIG_NET_DSA_TAG_KSZ
-	[DSA_TAG_PROTO_KSZ] = &ksz_netdev_ops,
+#ifdef CONFIG_NET_DSA_TAG_KSZ9477
+	[DSA_TAG_PROTO_KSZ9477] = &ksz9477_netdev_ops,
 #endif
 #ifdef CONFIG_NET_DSA_TAG_LAN9303
 	[DSA_TAG_PROTO_LAN9303] = &lan9303_netdev_ops,
@@ -91,8 +91,8 @@ const char *dsa_tag_protocol_to_str(const struct dsa_device_ops *ops)
 #ifdef CONFIG_NET_DSA_TAG_GSWIP
 		[DSA_TAG_PROTO_GSWIP] = "gswip",
 #endif
-#ifdef CONFIG_NET_DSA_TAG_KSZ
-		[DSA_TAG_PROTO_KSZ] = "ksz",
+#ifdef CONFIG_NET_DSA_TAG_KSZ9477
+		[DSA_TAG_PROTO_KSZ9477] = "ksz9477",
 #endif
 #ifdef CONFIG_NET_DSA_TAG_LAN9303
 		[DSA_TAG_PROTO_LAN9303] = "lan9303",

net/dsa/dsa_priv.h

@@ -210,7 +210,7 @@ extern const struct dsa_device_ops edsa_netdev_ops;
 extern const struct dsa_device_ops gswip_netdev_ops;
 
 /* tag_ksz.c */
-extern const struct dsa_device_ops ksz_netdev_ops;
+extern const struct dsa_device_ops ksz9477_netdev_ops;
 
 /* tag_lan9303.c */
 extern const struct dsa_device_ops lan9303_netdev_ops;

net/dsa/tag_ksz.c

@@ -96,7 +96,7 @@ static struct sk_buff *ksz_rcv(struct sk_buff *skb, struct net_device *dev,
 	return skb;
 }
 
-const struct dsa_device_ops ksz_netdev_ops = {
+const struct dsa_device_ops ksz9477_netdev_ops = {
 	.xmit	= ksz_xmit,
 	.rcv	= ksz_rcv,
 	.overhead = KSZ_INGRESS_TAG_LEN,