net: ethernet: emac: Fix phy mode type

Pass a phy_interface_t to of_get_phy_mode(), by changing the type of
phy_mode in the device structure. This then requires that
zmii_attach() is also changes, since it takes a pointer to phy_mode.

Fixes: 0c65b2b ("net: of_get_phy_mode: Change API to solve int/unit warnings")
Reported-by: kbuild test robot <lkp@intel.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/ibm/emac/core.h

@@ -171,7 +171,7 @@ struct emac_instance {
 	struct mal_commac		commac;
 
 	/* PHY infos */
-	int				phy_mode;
+	phy_interface_t			phy_mode;
 	u32				phy_map;
 	u32				phy_address;
 	u32				phy_feat_exc;

drivers/net/ethernet/ibm/emac/zmii.c

@@ -78,7 +78,8 @@ static inline u32 zmii_mode_mask(int mode, int input)
 	}
 }
 
-int zmii_attach(struct platform_device *ofdev, int input, int *mode)
+int zmii_attach(struct platform_device *ofdev, int input,
+		phy_interface_t *mode)
 {
 	struct zmii_instance *dev = platform_get_drvdata(ofdev);
 	struct zmii_regs __iomem *p = dev->base;

drivers/net/ethernet/ibm/emac/zmii.h

@@ -50,7 +50,8 @@ struct zmii_instance {
 
 int zmii_init(void);
 void zmii_exit(void);
-int zmii_attach(struct platform_device *ofdev, int input, int *mode);
+int zmii_attach(struct platform_device *ofdev, int input,
+		phy_interface_t *mode);
 void zmii_detach(struct platform_device *ofdev, int input);
 void zmii_get_mdio(struct platform_device *ofdev, int input);
 void zmii_put_mdio(struct platform_device *ofdev, int input);