--- /dev/null
+--- a/drivers/net/phy/phy_device.c
++++ b/drivers/net/phy/phy_device.c
+@@ -522,6 +522,9 @@ EXPORT_SYMBOL(phy_attach);
+ */
+ void phy_detach(struct phy_device *phydev)
+ {
++ if (phydev->drv && phydev->drv->detach)
++ phydev->drv->detach(phydev);
++
+ phydev->attached_dev->phydev = NULL;
+ phydev->attached_dev = NULL;
+
+--- a/include/linux/phy.h
++++ b/include/linux/phy.h
+@@ -417,6 +417,12 @@ struct phy_driver {
+ */
+ int (*did_interrupt)(struct phy_device *phydev);
+
++ /*
++ * Called before an ethernet device is detached
++ * from the PHY.
++ */
++ void (*detach)(struct phy_device *phydev);
++
+ /* Clears up any memory if needed */
+ void (*remove)(struct phy_device *phydev);
+
phy_device_free(phydev);
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
-@@ -543,4 +543,22 @@ int __init mdio_bus_init(void);
+@@ -549,4 +549,22 @@ int __init mdio_bus_init(void);
void mdio_bus_exit(void);
extern struct bus_type mdio_bus_type;
--- /dev/null
+--- a/drivers/net/phy/phy_device.c
++++ b/drivers/net/phy/phy_device.c
+@@ -613,6 +613,9 @@ EXPORT_SYMBOL(phy_attach);
+ */
+ void phy_detach(struct phy_device *phydev)
+ {
++ if (phydev->drv && phydev->drv->detach)
++ phydev->drv->detach(phydev);
++
+ phydev->attached_dev->phydev = NULL;
+ phydev->attached_dev = NULL;
+
+--- a/include/linux/phy.h
++++ b/include/linux/phy.h
+@@ -432,6 +432,12 @@ struct phy_driver {
+ */
+ int (*did_interrupt)(struct phy_device *phydev);
+
++ /*
++ * Called before an ethernet device is detached
++ * from the PHY.
++ */
++ void (*detach)(struct phy_device *phydev);
++
+ /* Clears up any memory if needed */
+ void (*remove)(struct phy_device *phydev);
+
phy_device_free(phydev);
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
-@@ -575,4 +575,22 @@ int __init mdio_bus_init(void);
+@@ -581,4 +581,22 @@ int __init mdio_bus_init(void);
void mdio_bus_exit(void);
extern struct bus_type mdio_bus_type;
--- /dev/null
+--- a/drivers/net/phy/phy_device.c
++++ b/drivers/net/phy/phy_device.c
+@@ -613,6 +613,9 @@ EXPORT_SYMBOL(phy_attach);
+ */
+ void phy_detach(struct phy_device *phydev)
+ {
++ if (phydev->drv && phydev->drv->detach)
++ phydev->drv->detach(phydev);
++
+ phydev->attached_dev->phydev = NULL;
+ phydev->attached_dev = NULL;
+
+--- a/include/linux/phy.h
++++ b/include/linux/phy.h
+@@ -432,6 +432,12 @@ struct phy_driver {
+ */
+ int (*did_interrupt)(struct phy_device *phydev);
+
++ /*
++ * Called before an ethernet device is detached
++ * from the PHY.
++ */
++ void (*detach)(struct phy_device *phydev);
++
+ /* Clears up any memory if needed */
+ void (*remove)(struct phy_device *phydev);
+
phy_device_free(phydev);
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
-@@ -575,4 +575,22 @@ int __init mdio_bus_init(void);
+@@ -581,4 +581,22 @@ int __init mdio_bus_init(void);
void mdio_bus_exit(void);
extern struct bus_type mdio_bus_type;
--- /dev/null
+--- a/drivers/net/phy/phy_device.c
++++ b/drivers/net/phy/phy_device.c
+@@ -613,6 +613,9 @@ EXPORT_SYMBOL(phy_attach);
+ */
+ void phy_detach(struct phy_device *phydev)
+ {
++ if (phydev->drv && phydev->drv->detach)
++ phydev->drv->detach(phydev);
++
+ phydev->attached_dev->phydev = NULL;
+ phydev->attached_dev = NULL;
+
+--- a/include/linux/phy.h
++++ b/include/linux/phy.h
+@@ -432,6 +432,12 @@ struct phy_driver {
+ */
+ int (*did_interrupt)(struct phy_device *phydev);
+
++ /*
++ * Called before an ethernet device is detached
++ * from the PHY.
++ */
++ void (*detach)(struct phy_device *phydev);
++
+ /* Clears up any memory if needed */
+ void (*remove)(struct phy_device *phydev);
+
phy_device_free(phydev);
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
-@@ -575,4 +575,22 @@ int __init mdio_bus_init(void);
+@@ -581,4 +581,22 @@ int __init mdio_bus_init(void);
void mdio_bus_exit(void);
extern struct bus_type mdio_bus_type;