[PATCH V2 02/17] ARM: exynos: cpuidle: use cpuidle_register

Daniel Lezcano
2014-04-04T13:42:54Z

Use the cpuidle generic function 'cpuidle_register'. That saves us from some
extra lines of code and unneeded variables.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
---
arch/arm/mach-exynos/cpuidle.c | 18 ++----------------
1 file changed, 2 insertions(+), 16 deletions(-)

diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c
index 9623a05..b7cd75b 100644
--- a/arch/arm/mach-exynos/cpuidle.c
+++ b/arch/arm/mach-exynos/cpuidle.c
@@ -59,8 +59,6 @@
#define PWR_CTRL2_CORE2_UP_RATIO (1 << 4)
#define PWR_CTRL2_CORE1_UP_RATIO (1 << 0)

-static DEFINE_PER_CPU(struct cpuidle_device, exynos4_cpuidle_device);
-
/* Ext-GIC nIRQ/nFIQ is the only wakeup source in AFTR */
static void exynos4_set_wakeupmask(void)
{
@@ -211,8 +209,7 @@ static struct cpuidle_driver exynos4_idle_driver = {

static int exynos_cpuidle_probe(struct platform_device *pdev)
{
- int cpu_id, ret;
- struct cpuidle_device *device;
+ int ret;

if (soc_is_exynos5250())
exynos5_core_down_clk();
@@ -220,23 +217,12 @@ static int exynos_cpuidle_probe(struct platform_device *pdev)
if (soc_is_exynos5440())
exynos4_idle_driver.state_count = 1;

- ret = cpuidle_register_driver(&exynos4_idle_driver);
+ ret = cpuidle_register(&exynos4_idle_driver, NULL);
if (ret) {
dev_err(&pdev->dev, "failed to register cpuidle driver\n");
return ret;
}

- for_each_online_cpu(cpu_id) {
- device = &per_cpu(exynos4_cpuidle_device, cpu_id);
- device->cpu = cpu_id;
-
- ret = cpuidle_register_device(device);
- if (ret) {
- dev_err(&pdev->dev, "failed to register cpuidle device\n");
- return ret;
- }
- }
-
return 0;
}

--
1.7.9.5