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path: root/target/linux/generic/patches-4.9/703-phy-add-detach-callback-to-struct-phy_driver.patch
blob: c85937d21a86504ed24dadd7e2650020614bdbed (plain)
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--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -1001,6 +1001,9 @@ void phy_detach(struct phy_device *phyde
 	struct mii_bus *bus;
 	int i;
 
+	if (phydev->drv && phydev->drv->detach)
+		phydev->drv->detach(phydev);
+
 	phydev->attached_dev->phydev = NULL;
 	phydev->attached_dev = NULL;
 	phy_suspend(phydev);
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -517,6 +517,12 @@ 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);