net: phy: Fix the mdix_ctrl changes

PHY drivers to have an eth_tp_mdix_ctrl to indicate what is the configured
MDI setting, and read eth_tp_mdi to indicate what is the current status,

Add new parameter mdix_ctrl in phy_device structure and fix driver.

Signed-off-by: Raju Lakkaraju <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/phy/marvell.c

···
 	if (err < 0)
 		return err;
 
-	err = marvell_set_polarity(phydev, phydev->mdix);
+	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 	if (err < 0)
 		return err;
 
···
 	 */
 	err = phy_write(phydev, MII_BMCR, BMCR_RESET);
 
-	err = marvell_set_polarity(phydev, phydev->mdix);
+	err = marvell_set_polarity(phydev, phydev->mdix_ctrl);
 	if (err < 0)
 		return err;
 

drivers/net/phy/microchip.c

···
 	int buf;
 	int val;
 
-	switch (phydev->mdix) {
+	switch (phydev->mdix_ctrl) {
 	case ETH_TP_MDI:
 		val = LAN88XX_EXT_MODE_CTRL_MDI_;
 		break;