@@ -14,6 +14,7 @@
#include <linux/module.h>
#include <linux/err.h>
#include <asm/system.h>
+#include <asm/cpuidle.h>
#include <asm/io.h>
static void shmobile_enter_wfi(void)
@@ -29,37 +30,19 @@ static int shmobile_cpuidle_enter(struct cpuidle_device *dev,
struct cpuidle_driver *drv,
int index)
{
- ktime_t before, after;
-
- before = ktime_get();
-
- local_irq_disable();
- local_fiq_disable();
-
shmobile_cpuidle_modes[index]();
- local_irq_enable();
- local_fiq_enable();
-
- after = ktime_get();
- dev->last_residency = ktime_to_ns(ktime_sub(after, before)) >> 10;
-
return index;
}
static struct cpuidle_device shmobile_cpuidle_dev;
static struct cpuidle_driver shmobile_cpuidle_driver = {
- .name = "shmobile_cpuidle",
- .owner = THIS_MODULE,
- .states[0] = {
- .name = "C1",
- .desc = "WFI",
- .exit_latency = 1,
- .target_residency = 1 * 2,
- .flags = CPUIDLE_FLAG_TIME_VALID,
- },
- .safe_state_index = 0, /* C1 */
- .state_count = 1,
+ .name = "shmobile_cpuidle",
+ .owner = THIS_MODULE,
+ .en_core_tk_irqen = 1,
+ .states[0] = ARM_CPUIDLE_WFI_STATE,
+ .safe_state_index = 0, /* C1 */
+ .state_count = 1,
};
void (*shmobile_cpuidle_setup)(struct cpuidle_driver *drv);
Enable core cpuidle timekeeping and irq enabling and remove that handling from this code. Signed-off-by: Robert Lee <rob.lee@linaro.org> --- arch/arm/mach-shmobile/cpuidle.c | 31 +++++++------------------------ 1 files changed, 7 insertions(+), 24 deletions(-)