diff mbox

[5/5] stmmac: fix pm functions avoiding sleep on spinlock

Message ID 1321516682-32208-5-git-send-email-peppe.cavallaro@st.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Giuseppe CAVALLARO Nov. 17, 2011, 7:58 a.m. UTC 
From: Francesco Virlinzi <francesco.virlinzi@st.com>

This patch fixes the pm functions to avoid the system
sleeps while a spinlock is taken.

Signed-off-by: Francesco Virlinzi <francesco.virlinzi@st.com>
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

Comments

David Miller Nov. 17, 2011, 8:14 a.m. UTC | #1 
From: Giuseppe CAVALLARO <peppe.cavallaro@st.com>
Date: Thu, 17 Nov 2011 08:58:02 +0100

> From: Francesco Virlinzi <francesco.virlinzi@st.com>
> 
> This patch fixes the pm functions to avoid the system
> sleeps while a spinlock is taken.
> 
> Signed-off-by: Francesco Virlinzi <francesco.virlinzi@st.com>
> Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>

Applied.
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diff mbox

Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 29dd87c..8ea770a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2011,12 +2011,13 @@  static int stmmac_suspend(struct device *dev)
 	if (!ndev || !netif_running(ndev))
 		return 0;
 
+	if (priv->phydev)
+		phy_stop(priv->phydev);
+
 	spin_lock(&priv->lock);
 
 	netif_device_detach(ndev);
 	netif_stop_queue(ndev);
-	if (priv->phydev)
-		phy_stop(priv->phydev);
 
 #ifdef CONFIG_STMMAC_TIMER
 	priv->tm->timer_stop();
@@ -2074,12 +2075,13 @@  static int stmmac_resume(struct device *dev)
 #endif
 	napi_enable(&priv->napi);
 
-	if (priv->phydev)
-		phy_start(priv->phydev);
-
 	netif_start_queue(ndev);
 
 	spin_unlock(&priv->lock);
+
+	if (priv->phydev)
+		phy_start(priv->phydev);
+
 	return 0;
 }