--- zzzz-none-000/linux-4.1.38/include/linux/phy_fixed.h	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/include/linux/phy_fixed.h	2020-11-25 10:06:48.000000000 +0000
@@ -25,30 +25,30 @@
 			   const struct fixed_phy_status *status,
 			   const struct fixed_phy_status *changed);
 #else
-static inline int fixed_phy_add(unsigned int irq, int phy_id,
-				struct fixed_phy_status *status)
+static inline int fixed_phy_add(unsigned int irq __maybe_unused, int phy_id __maybe_unused,
+				struct fixed_phy_status *status __maybe_unused)
 {
 	return -ENODEV;
 }
-static inline struct phy_device *fixed_phy_register(unsigned int irq,
-						struct fixed_phy_status *status,
-						struct device_node *np)
+static inline struct phy_device *fixed_phy_register(unsigned int irq __maybe_unused,
+						struct fixed_phy_status *status __maybe_unused,
+						struct device_node *np __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
-static inline int fixed_phy_del(int phy_addr)
+static inline int fixed_phy_del(int phy_addr __maybe_unused)
 {
 	return -ENODEV;
 }
-static inline int fixed_phy_set_link_update(struct phy_device *phydev,
+static inline int fixed_phy_set_link_update(struct phy_device *phydev __maybe_unused,
 			int (*link_update)(struct net_device *,
-					   struct fixed_phy_status *))
+					   struct fixed_phy_status *) __maybe_unused)
 {
 	return -ENODEV;
 }
-static inline int fixed_phy_update_state(struct phy_device *phydev,
-			   const struct fixed_phy_status *status,
-			   const struct fixed_phy_status *changed)
+static inline int fixed_phy_update_state(struct phy_device *phydev __maybe_unused,
+			   const struct fixed_phy_status *status __maybe_unused,
+			   const struct fixed_phy_status *changed __maybe_unused)
 {
 	return -ENODEV;
 }