[2/2] OMAP2+: GPIO: move late PM out of interrupts-disabled idle path

Commit Message

Kevin Hilman Sept. 14, 2010, 4:57 p.m. UTC

None

Patch

diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c
index 681d823..c5cb9d0 100644
--- a/arch/arm/mach-omap2/cpuidle34xx.c
+++ b/arch/arm/mach-omap2/cpuidle34xx.c
@@ -245,6 +245,14 @@  static int omap3_enter_idle_bm(struct cpuidle_device *dev,
 		goto select_state;
 	}
 
+	/*
+	 * Enable IRQs during the device activity checking and idle management.
+	 * IRQs are later (re)disabled when entering the actual idle function.
+	 * Device idle management that is using runtime PM needs to have
+	 * interrupts enabled when calling into the runtime PM core.
+	 */
+	local_irq_enable();
+
 	cx = cpuidle_get_statedata(state);
 	core_next_state = cx->core_state;