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authorDaniel Lezcano <daniel.lezcano@linaro.org>2014-04-11 12:29:42 +0200
committerDaniel Lezcano <daniel.lezcano@linaro.org>2014-04-15 17:06:41 +0200
commitfe8fe32a57370e3918b8197619e59e2226715051 (patch)
treeefd70ea0df190f36d89ac7e1a7df1b32f1dc7708
parent7f479d840b76fb38462d86ff14277b0ce9a8c338 (diff)
ARM: exynos: cpuidle: Use cpuidle_register
Use the cpuidle generic function 'cpuidle_register'. That saves us from some extra lines of code and unneeded variables. A side effect of this change is a bug fix where before the cpuidle driver was registered for each_online_cpu and now it is for each_possible_cpu. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org> Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Reviewed-by: Tomasz Figa <t.figa@samsung.com>
-rw-r--r--arch/arm/mach-exynos/cpuidle.c18
1 files changed, 2 insertions, 16 deletions
diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c
index 56780c64a620..0093d369f099 100644
--- a/arch/arm/mach-exynos/cpuidle.c
+++ b/arch/arm/mach-exynos/cpuidle.c
@@ -41,8 +41,6 @@
#define S5P_CHECK_AFTR 0xFCBA0D10
-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)
{
@@ -161,29 +159,17 @@ 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_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;
}