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authorIngo Molnar <mingo@kernel.org>2012-03-30 08:47:19 +0200
committerIngo Molnar <mingo@kernel.org>2012-03-30 08:50:06 +0200
commit186e54cbe1145f4d11e32fe10e7e20a11f1b27dd (patch)
tree9b6cf3667a3ea90e0cec0ea7119688ba76c55a71 /arch/arm/plat-samsung/clock.c
parent99dd5497e5be4fe4194cad181d45fd6569a930db (diff)
parent4bde23f8751f388867766b0a62ed1ef8b7e01561 (diff)
Merge branch 'linus' into x86/urgent
Merge reason: Needed for include file dependencies. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/plat-samsung/clock.c')
-rw-r--r--arch/arm/plat-samsung/clock.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/arm/plat-samsung/clock.c b/arch/arm/plat-samsung/clock.c
index 10f71179071f..65c5eca475e7 100644
--- a/arch/arm/plat-samsung/clock.c
+++ b/arch/arm/plat-samsung/clock.c
@@ -84,31 +84,35 @@ static int clk_null_enable(struct clk *clk, int enable)
int clk_enable(struct clk *clk)
{
+ unsigned long flags;
+
if (IS_ERR(clk) || clk == NULL)
return -EINVAL;
clk_enable(clk->parent);
- spin_lock(&clocks_lock);
+ spin_lock_irqsave(&clocks_lock, flags);
if ((clk->usage++) == 0)
(clk->enable)(clk, 1);
- spin_unlock(&clocks_lock);
+ spin_unlock_irqrestore(&clocks_lock, flags);
return 0;
}
void clk_disable(struct clk *clk)
{
+ unsigned long flags;
+
if (IS_ERR(clk) || clk == NULL)
return;
- spin_lock(&clocks_lock);
+ spin_lock_irqsave(&clocks_lock, flags);
if ((--clk->usage) == 0)
(clk->enable)(clk, 0);
- spin_unlock(&clocks_lock);
+ spin_unlock_irqrestore(&clocks_lock, flags);
clk_disable(clk->parent);
}