X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=arch%2Farm%2Fmach-omap2%2Fclockdomain.c;h=7153a7dbfa6e36862f382886002e293d1ff150cd;hp=ad07689e15639ba1bee03c411c5c9ad173142673;hb=48ef82436e24768cc7b94c71f2b40b78eaf8d928;hpb=b32fc0a0629bf5894b35f33554c118aacfd0d1e2

diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index ad07689e1563..7153a7dbfa6e 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -768,6 +768,7 @@ int clkdm_sleep(struct clockdomain *clkdm)
 	spin_lock_irqsave(&clkdm->lock, flags);
 	clkdm->_flags &= ~_CLKDM_FLAG_HWSUP_ENABLED;
 	ret = arch_clkdm->clkdm_sleep(clkdm);
+	ret |= pwrdm_state_switch(clkdm->pwrdm.ptr);
 	spin_unlock_irqrestore(&clkdm->lock, flags);
 	return ret;
 }
@@ -914,15 +915,18 @@ static int _clkdm_clk_hwmod_enable(struct clockdomain *clkdm)
 	if (!clkdm || !arch_clkdm || !arch_clkdm->clkdm_clk_enable)
 		return -EINVAL;
 
+	spin_lock_irqsave(&clkdm->lock, flags);
+
 	/*
 	 * For arch's with no autodeps, clkcm_clk_enable
 	 * should be called for every clock instance or hwmod that is
 	 * enabled, so the clkdm can be force woken up.
 	 */
-	if ((atomic_inc_return(&clkdm->usecount) > 1) && autodeps)
+	if ((atomic_inc_return(&clkdm->usecount) > 1) && autodeps) {
+		spin_unlock_irqrestore(&clkdm->lock, flags);
 		return 0;
+	}
 
-	spin_lock_irqsave(&clkdm->lock, flags);
 	arch_clkdm->clkdm_clk_enable(clkdm);
 	pwrdm_wait_transition(clkdm->pwrdm.ptr);
 	pwrdm_clkdm_state_switch(clkdm);
@@ -940,15 +944,19 @@ static int _clkdm_clk_hwmod_disable(struct clockdomain *clkdm)
 	if (!clkdm || !arch_clkdm || !arch_clkdm->clkdm_clk_disable)
 		return -EINVAL;
 
+	spin_lock_irqsave(&clkdm->lock, flags);
+
 	if (atomic_read(&clkdm->usecount) == 0) {
+		spin_unlock_irqrestore(&clkdm->lock, flags);
 		WARN_ON(1); /* underflow */
 		return -ERANGE;
 	}
 
-	if (atomic_dec_return(&clkdm->usecount) > 0)
+	if (atomic_dec_return(&clkdm->usecount) > 0) {
+		spin_unlock_irqrestore(&clkdm->lock, flags);
 		return 0;
+	}
 
-	spin_lock_irqsave(&clkdm->lock, flags);
 	arch_clkdm->clkdm_clk_disable(clkdm);
 	pwrdm_clkdm_state_switch(clkdm);
 	spin_unlock_irqrestore(&clkdm->lock, flags);