net: dsa: microchip: common menuconfig for ksz series switch

This patch replaces the two different menuconfig for ksz9477 and ksz8795
to single ksz_common. so that it can be extended for the other switch
like lan937x. And removes the export_symbols for the extern functions in
the ksz_common.h.
Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/microchip/Kconfig

 # SPDX-License-Identifier: GPL-2.0-only
-config NET_DSA_MICROCHIP_KSZ_COMMON
-	select NET_DSA_TAG_KSZ
-	tristate
-
-menuconfig NET_DSA_MICROCHIP_KSZ9477
-	tristate "Microchip KSZ9477 series switch support"
+menuconfig NET_DSA_MICROCHIP_KSZ_COMMON
+	tristate "Microchip KSZ8795/KSZ9477 series switch support"
 	depends on NET_DSA
-	select NET_DSA_MICROCHIP_KSZ_COMMON
+	select NET_DSA_TAG_KSZ
 	help
-	  This driver adds support for Microchip KSZ9477 switch chips.
+	  This driver adds support for Microchip KSZ9477 series switch and
+	  KSZ8795/KSZ88x3 switch chips.
 
 config NET_DSA_MICROCHIP_KSZ9477_I2C
 	tristate "KSZ9477 series I2C connected switch driver"
-	depends on NET_DSA_MICROCHIP_KSZ9477 && I2C
+	depends on NET_DSA_MICROCHIP_KSZ_COMMON && I2C
 	select REGMAP_I2C
 	help
 	  Select to enable support for registering switches configured through I2C.
 
 config NET_DSA_MICROCHIP_KSZ9477_SPI
 	tristate "KSZ9477 series SPI connected switch driver"
-	depends on NET_DSA_MICROCHIP_KSZ9477 && SPI
+	depends on NET_DSA_MICROCHIP_KSZ_COMMON && SPI
 	select REGMAP_SPI
 	help
 	  Select to enable support for registering switches configured through SPI.
 
-menuconfig NET_DSA_MICROCHIP_KSZ8795
-	tristate "Microchip KSZ8795 series switch support"
-	depends on NET_DSA
-	select NET_DSA_MICROCHIP_KSZ_COMMON
-	help
-	  This driver adds support for Microchip KSZ8795/KSZ88X3 switch chips.
-
 config NET_DSA_MICROCHIP_KSZ8795_SPI
 	tristate "KSZ8795 series SPI connected switch driver"
-	depends on NET_DSA_MICROCHIP_KSZ8795 && SPI
+	depends on NET_DSA_MICROCHIP_KSZ_COMMON && SPI
 	select REGMAP_SPI
 	help
 	  This driver accesses KSZ8795 chip through SPI.
@@ -43,7 +33,7 @@ config NET_DSA_MICROCHIP_KSZ8795_SPI
 
 config NET_DSA_MICROCHIP_KSZ8863_SMI
 	tristate "KSZ series SMI connected switch driver"
-	depends on NET_DSA_MICROCHIP_KSZ8795
+	depends on NET_DSA_MICROCHIP_KSZ_COMMON
 	select MDIO_BITBANG
 	help
 	  Select to enable support for registering switches configured through

drivers/net/dsa/microchip/Makefile

 # SPDX-License-Identifier: GPL-2.0-only
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ_COMMON)	+= ksz_common.o
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477)		+= ksz9477.o
+obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ_COMMON)	+= ksz_switch.o
+ksz_switch-objs := ksz_common.o
+ksz_switch-objs += ksz9477.o
+ksz_switch-objs += ksz8795.o
 obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477_I2C)	+= ksz9477_i2c.o
 obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ9477_SPI)	+= ksz9477_spi.o
-obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ8795)		+= ksz8795.o
 obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ8795_SPI)	+= ksz8795_spi.o
 obj-$(CONFIG_NET_DSA_MICROCHIP_KSZ8863_SMI)	+= ksz8863_smi.o

drivers/net/dsa/microchip/ksz_common.c

@@ -555,7 +555,6 @@ void ksz_r_mib_stats64(struct ksz_device *dev, int port)
 
 	spin_unlock(&mib->stats64_lock);
 }
-EXPORT_SYMBOL_GPL(ksz_r_mib_stats64);
 
 static void ksz_get_stats64(struct dsa_switch *ds, int port,
 			    struct rtnl_link_stats64 *s)
@@ -765,7 +764,6 @@ void ksz_init_mib_timer(struct ksz_device *dev)
 		memset(mib->counters, 0, dev->info->mib_cnt * sizeof(u64));
 	}
 }
-EXPORT_SYMBOL_GPL(ksz_init_mib_timer);
 
 static int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg)
 {
@@ -987,7 +985,6 @@ void ksz_port_stp_state_set(struct dsa_switch *ds, int port, u8 state)
 
 	ksz_update_port_member(dev, port);
 }
-EXPORT_SYMBOL_GPL(ksz_port_stp_state_set);
 
 static enum dsa_tag_protocol ksz_get_tag_protocol(struct dsa_switch *ds,
 						  int port,