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From 76e9965a69ff97c3ca973ca54f145a96023bdeca Mon Sep 17 00:00:00 2001
From: Phil Sutter <phil@nwl.cc>
Date: Wed, 14 May 2014 03:24:00 +0200
Subject: [PATCH] phy: add detach callback to struct phy_driver

This is used by ar8216 driver.
---
 drivers/net/phy/phy_device.c | 4 ++++
 include/linux/phy.h          | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 3653754..b35ece2 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -662,6 +662,10 @@ EXPORT_SYMBOL(phy_attach);
 void phy_detach(struct phy_device *phydev)
 {
 	int i;
+
+	if (phydev->drv && phydev->drv->detach)
+		phydev->drv->detach(phydev);
+
 	phydev->attached_dev->phydev = NULL;
 	phydev->attached_dev = NULL;
 	phy_suspend(phydev);
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 9ab0d79..f1441b4 100644
--- 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);
 
-- 
1.8.5.3