netdev - [PATCH net-next 2/2] net: phy: call state machine synchronously in phy

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Message-ID: <a58e1448-0a10-b7a1-ccca-ca99f146c8ea@gmail.com>
Date:   Tue, 18 Sep 2018 21:56:32 +0200
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        David Miller <davem@...emloft.net>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH net-next 2/2] net: phy: call state machine synchronously in
 phy_stop

phy_stop() may be called e.g. when suspending, therefore all needed
actions should be performed synchronously. Therefore add a synchronous
call to the state machine.

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
 drivers/net/phy/phy.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index c78203b25..f5bb6a7a8 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -861,6 +861,8 @@ void phy_stop(struct phy_device *phydev)
 out_unlock:
 	mutex_unlock(&phydev->lock);
 
+	phy_state_machine(&phydev->state_queue.work);
+
 	/* Cannot call flush_scheduled_work() here as desired because
 	 * of rtnl_lock(), but PHY_HALTED shall guarantee phy_change()
 	 * will not reenable interrupts.
-- 
2.19.0