net: bcmgenet: pull mac_config from adjust_link

This commit separates out the MAC configuration that occurs on a
PHY state change into a function named bcmgenet_mac_config().

This allows the function to be called directly elsewhere.
Signed-off-by: Doug Berger <opendmb@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/genet/bcmmii.c

@@ -25,16 +25,12 @@
 
 #include "bcmgenet.h"
 
-/* setup netdev link state when PHY link status change and
- * update UMAC and RGMII block when link up
- */
-void bcmgenet_mii_setup(struct net_device *dev)
+static void bcmgenet_mac_config(struct net_device *dev)
 {
 	struct bcmgenet_priv *priv = netdev_priv(dev);
 	struct phy_device *phydev = dev->phydev;
 	u32 reg, cmd_bits = 0;
 
-	if (phydev->link) {
 	/* speed */
 	if (phydev->speed == SPEED_1000)
 		cmd_bits = CMD_SPEED_1000;
@@ -52,8 +48,7 @@ void bcmgenet_mii_setup(struct net_device *dev)
 	if (!phydev->pause)
 		cmd_bits |= CMD_RX_PAUSE_IGNORE | CMD_TX_PAUSE_IGNORE;
 
-		/*
-		 * Program UMAC and RGMII block based on established
+	/* Program UMAC and RGMII block based on established
 	 * link speed, duplex, and pause. The speed set in
 	 * umac->cmd tell RGMII block which clock to use for
 	 * transmit -- 25MHz(100Mbps) or 125MHz(1Gbps).
@@ -76,8 +71,17 @@ void bcmgenet_mii_setup(struct net_device *dev)
 		reg |= CMD_TX_EN | CMD_RX_EN;
 	}
 	bcmgenet_umac_writel(priv, reg, UMAC_CMD);
-	}
+}
+
+/* setup netdev link state when PHY link status change and
+ * update UMAC and RGMII block when link up
+ */
+void bcmgenet_mii_setup(struct net_device *dev)
+{
+	struct phy_device *phydev = dev->phydev;
 
+	if (phydev->link)
+		bcmgenet_mac_config(dev);
 	phy_print_status(phydev);
 }