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Diffstat (limited to 'arch/arm/mach-exynos4/cpuidle.c')
-rw-r--r--arch/arm/mach-exynos4/cpuidle.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/arch/arm/mach-exynos4/cpuidle.c b/arch/arm/mach-exynos4/cpuidle.c
index bf7e96f2793..35f6502144a 100644
--- a/arch/arm/mach-exynos4/cpuidle.c
+++ b/arch/arm/mach-exynos4/cpuidle.c
@@ -16,7 +16,8 @@
#include <asm/proc-fns.h>
static int exynos4_enter_idle(struct cpuidle_device *dev,
- struct cpuidle_state *state);
+ struct cpuidle_driver *drv,
+ int index);
static struct cpuidle_state exynos4_cpuidle_set[] = {
[0] = {
@@ -37,7 +38,8 @@ static struct cpuidle_driver exynos4_idle_driver = {
};
static int exynos4_enter_idle(struct cpuidle_device *dev,
- struct cpuidle_state *state)
+ struct cpuidle_driver *drv,
+ int index)
{
struct timeval before, after;
int idle_time;
@@ -52,29 +54,31 @@ static int exynos4_enter_idle(struct cpuidle_device *dev,
idle_time = (after.tv_sec - before.tv_sec) * USEC_PER_SEC +
(after.tv_usec - before.tv_usec);
- return idle_time;
+ dev->last_residency = idle_time;
+ return index;
}
static int __init exynos4_init_cpuidle(void)
{
int i, max_cpuidle_state, cpu_id;
struct cpuidle_device *device;
-
+ struct cpuidle_driver *drv = &exynos4_idle_driver;
+
+ /* Setup cpuidle driver */
+ drv->state_count = (sizeof(exynos4_cpuidle_set) /
+ sizeof(struct cpuidle_state));
+ max_cpuidle_state = drv->state_count;
+ for (i = 0; i < max_cpuidle_state; i++) {
+ memcpy(&drv->states[i], &exynos4_cpuidle_set[i],
+ sizeof(struct cpuidle_state));
+ }
cpuidle_register_driver(&exynos4_idle_driver);
for_each_cpu(cpu_id, cpu_online_mask) {
device = &per_cpu(exynos4_cpuidle_device, cpu_id);
device->cpu = cpu_id;
- device->state_count = (sizeof(exynos4_cpuidle_set) /
- sizeof(struct cpuidle_state));
-
- max_cpuidle_state = device->state_count;
-
- for (i = 0; i < max_cpuidle_state; i++) {
- memcpy(&device->states[i], &exynos4_cpuidle_set[i],
- sizeof(struct cpuidle_state));
- }
+ device->state_count = drv->state_count;
if (cpuidle_register_device(device)) {
printk(KERN_ERR "CPUidle register device failed\n,");