net: phy: broadcom: move shadow 0x1C register accessors to brcmphy.h

The shadow register 0x1C is used both by the BCM54xxx PHYs and the
BCM7xxx internal PHYs, move the accessors to a common location so both
drivers can use them.
Signed-off-by: NFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/phy/broadcom.c

@@ -29,24 +29,6 @@ MODULE_DESCRIPTION("Broadcom PHY driver");
 MODULE_AUTHOR("Maciej W. Rozycki");
 MODULE_LICENSE("GPL");
 
-/*
- * Indirect register access functions for the 1000BASE-T/100BASE-TX/10BASE-T
- * 0x1c shadow registers.
- */
-static int bcm54xx_shadow_read(struct phy_device *phydev, u16 shadow)
-{
-	phy_write(phydev, MII_BCM54XX_SHD, MII_BCM54XX_SHD_VAL(shadow));
-	return MII_BCM54XX_SHD_DATA(phy_read(phydev, MII_BCM54XX_SHD));
-}
-
-static int bcm54xx_shadow_write(struct phy_device *phydev, u16 shadow, u16 val)
-{
-	return phy_write(phydev, MII_BCM54XX_SHD,
-			 MII_BCM54XX_SHD_WRITE |
-			 MII_BCM54XX_SHD_VAL(shadow) |
-			 MII_BCM54XX_SHD_DATA(val));
-}
-
 /* Indirect register access functions for the Expansion Registers */
 static int bcm54xx_exp_read(struct phy_device *phydev, u16 regnum)
 {

include/linux/brcmphy.h

@@ -195,4 +195,24 @@
 #define MII_BRCM_FET_SHDW_AUXSTAT2	0x1b	/* Auxiliary status 2 */
 #define MII_BRCM_FET_SHDW_AS2_APDE	0x0020	/* Auto power down enable */
 
+/*
+ * Indirect register access functions for the 1000BASE-T/100BASE-TX/10BASE-T
+ * 0x1c shadow registers.
+ */
+static inline int bcm54xx_shadow_read(struct phy_device *phydev, u16 shadow)
+{
+	phy_write(phydev, MII_BCM54XX_SHD, MII_BCM54XX_SHD_VAL(shadow));
+	return MII_BCM54XX_SHD_DATA(phy_read(phydev, MII_BCM54XX_SHD));
+}
+
+static inline int bcm54xx_shadow_write(struct phy_device *phydev, u16 shadow,
+				       u16 val)
+{
+	return phy_write(phydev, MII_BCM54XX_SHD,
+			 MII_BCM54XX_SHD_WRITE |
+			 MII_BCM54XX_SHD_VAL(shadow) |
+			 MII_BCM54XX_SHD_DATA(val));
+}
+
+
 #endif /* _LINUX_BRCMPHY_H */