From: Paul Mundt <lethal@linux-sh.org>
Date: Fri, 25 May 2012 04:38:54 +0000 (+0900)
Subject: clocksource: sh_mtu2: Convert timer lock to raw spinlock.
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=50393a92c89c603e2d043c9f0212d3bd66701c86;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

clocksource: sh_mtu2: Convert timer lock to raw spinlock.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---

diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c
index a2172f690418..d9b76ca64a61 100644
--- a/drivers/clocksource/sh_mtu2.c
+++ b/drivers/clocksource/sh_mtu2.c
@@ -43,7 +43,7 @@ struct sh_mtu2_priv {
 	struct clock_event_device ced;
 };
 
-static DEFINE_SPINLOCK(sh_mtu2_lock);
+static DEFINE_RAW_SPINLOCK(sh_mtu2_lock);
 
 #define TSTR -1 /* shared register */
 #define TCR  0 /* channel register */
@@ -107,7 +107,7 @@ static void sh_mtu2_start_stop_ch(struct sh_mtu2_priv *p, int start)
 	unsigned long flags, value;
 
 	/* start stop register shared by multiple timer channels */
-	spin_lock_irqsave(&sh_mtu2_lock, flags);
+	raw_spin_lock_irqsave(&sh_mtu2_lock, flags);
 	value = sh_mtu2_read(p, TSTR);
 
 	if (start)
@@ -116,7 +116,7 @@ static void sh_mtu2_start_stop_ch(struct sh_mtu2_priv *p, int start)
 		value &= ~(1 << cfg->timer_bit);
 
 	sh_mtu2_write(p, TSTR, value);
-	spin_unlock_irqrestore(&sh_mtu2_lock, flags);
+	raw_spin_unlock_irqrestore(&sh_mtu2_lock, flags);
 }
 
 static int sh_mtu2_enable(struct sh_mtu2_priv *p)