[PATCH] ARM: EXYNOS: cpuidle: Skip C1 cpuidle state for exynos5440

Amit Daniel Kachhap amit.daniel at samsung.com
Wed Jul 24 05:53:35 EDT 2013


This patch skips the deep C1(AFTR -Arm off top running) state for exynos5440
soc as this soc does not support this state. All the cpu's only allows the basic
C0 state.

Signed-off-by: Amit Daniel Kachhap <amit.daniel at samsung.com>
---
 arch/arm/mach-exynos/cpuidle.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c
index 17a18ff..9a776a1 100644
--- a/arch/arm/mach-exynos/cpuidle.c
+++ b/arch/arm/mach-exynos/cpuidle.c
@@ -210,7 +210,7 @@ static int __init exynos4_init_cpuidle(void)
 		device->cpu = cpu_id;
 
 		/* Support IDLE only */
-		if (cpu_id != 0)
+		if (soc_is_exynos5440() || cpu_id != 0)
 			device->state_count = 1;
 
 		ret = cpuidle_register_device(device);
-- 
1.7.1




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