linux-kernel - [PATCH RFCv2 4/6] net: phy: resume/suspend PHYs on attach/detach

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Date:	Wed,  4 Dec 2013 16:44:46 +0100
From:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	David Miller <davem@...emloft.net>,
	Florian Fainelli <f.fainelli@...il.com>,
	Mugunthan V N <mugunthanvnm@...com>, netdev@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH RFCv2 4/6] net: phy: resume/suspend PHYs on attach/detach

This ensures PHYs are resumed on attach and suspended on detach.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
---
Changelog:
RFCv1->RFCv2:
- none

Cc: David Miller <davem@...emloft.net>
Cc: Florian Fainelli <f.fainelli@...il.com>
Cc: Mugunthan V N <mugunthanvnm@...com>
Cc: netdev@...r.kernel.org
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
 drivers/net/phy/phy_device.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 6f0e9e4..3903f44 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -570,6 +570,8 @@ static int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
 	if (err)
 		phy_detach(phydev);
 
+	phy_resume(phydev);
+
 	return err;
 }
 
@@ -615,6 +617,7 @@ void phy_detach(struct phy_device *phydev)
 {
 	phydev->attached_dev->phydev = NULL;
 	phydev->attached_dev = NULL;
+	phy_suspend(phydev);
 
 	/* If the device had no specific driver before (i.e. - it
 	 * was using the generic driver), we unbind the device
-- 
1.7.2.5

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