cpuidle: remove en_core_tk_irqen flag
The en_core_tk_irqen flag is set in all the cpuidle driver which
means it is not necessary to specify this flag.
Remove the flag and the code related to it.
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Kevin Hilman <khilman@linaro.org> # for mach-omap2/*
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index c500370..0da795b 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -43,24 +43,6 @@
static int __cpuidle_register_device(struct cpuidle_device *dev);
-static inline int cpuidle_enter(struct cpuidle_device *dev,
- struct cpuidle_driver *drv, int index)
-{
- struct cpuidle_state *target_state = &drv->states[index];
- return target_state->enter(dev, drv, index);
-}
-
-static inline int cpuidle_enter_tk(struct cpuidle_device *dev,
- struct cpuidle_driver *drv, int index)
-{
- return cpuidle_wrap_enter(dev, drv, index, cpuidle_enter);
-}
-
-typedef int (*cpuidle_enter_t)(struct cpuidle_device *dev,
- struct cpuidle_driver *drv, int index);
-
-static cpuidle_enter_t cpuidle_enter_ops;
-
/**
* cpuidle_play_dead - cpu off-lining
*
@@ -90,11 +72,27 @@
* @next_state: index into drv->states of the state to enter
*/
int cpuidle_enter_state(struct cpuidle_device *dev, struct cpuidle_driver *drv,
- int next_state)
+ int index)
{
int entered_state;
- entered_state = cpuidle_enter_ops(dev, drv, next_state);
+ struct cpuidle_state *target_state = &drv->states[index];
+ ktime_t time_start, time_end;
+ s64 diff;
+
+ time_start = ktime_get();
+
+ entered_state = target_state->enter(dev, drv, index);
+
+ time_end = ktime_get();
+
+ local_irq_enable();
+
+ diff = ktime_to_us(ktime_sub(time_end, time_start));
+ if (diff > INT_MAX)
+ diff = INT_MAX;
+
+ dev->last_residency = (int) diff;
if (entered_state >= 0) {
/* Update cpuidle counters */
@@ -231,37 +229,6 @@
mutex_unlock(&cpuidle_lock);
}
-/**
- * cpuidle_wrap_enter - performs timekeeping and irqen around enter function
- * @dev: pointer to a valid cpuidle_device object
- * @drv: pointer to a valid cpuidle_driver object
- * @index: index of the target cpuidle state.
- */
-int cpuidle_wrap_enter(struct cpuidle_device *dev,
- struct cpuidle_driver *drv, int index,
- int (*enter)(struct cpuidle_device *dev,
- struct cpuidle_driver *drv, int index))
-{
- ktime_t time_start, time_end;
- s64 diff;
-
- time_start = ktime_get();
-
- index = enter(dev, drv, index);
-
- time_end = ktime_get();
-
- local_irq_enable();
-
- diff = ktime_to_us(ktime_sub(time_end, time_start));
- if (diff > INT_MAX)
- diff = INT_MAX;
-
- dev->last_residency = (int) diff;
-
- return index;
-}
-
#ifdef CONFIG_ARCH_HAS_CPU_RELAX
static int poll_idle(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int index)
@@ -333,9 +300,6 @@
return ret;
}
- cpuidle_enter_ops = drv->en_core_tk_irqen ?
- cpuidle_enter_tk : cpuidle_enter;
-
poll_idle_init(drv);
ret = cpuidle_add_device_sysfs(dev);