cpuidle / ux500 : use CPUIDLE_FLAG_TIMER_STOP flag
Use the CPUIDLE_FLAG_TIMER_STOP and let the cpuidle framework to handle the CLOCK_EVT_NOTIFY_BROADCAST_ENTER/EXIT when entering this state. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -30,8 +30,6 @@ static inline int ux500_enter_idle(struct cpuidle_device *dev,
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int this_cpu = smp_processor_id();
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bool recouple = false;
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clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &this_cpu);
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if (atomic_inc_return(&master) == num_online_cpus()) {
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/* With this lock, we prevent the other cpu to exit and enter
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@ -91,8 +89,6 @@ out:
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spin_unlock(&master_lock);
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}
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clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &this_cpu);
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return index;
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}
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@ -106,7 +102,8 @@ static struct cpuidle_driver ux500_idle_driver = {
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.enter = ux500_enter_idle,
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.exit_latency = 70,
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.target_residency = 260,
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.flags = CPUIDLE_FLAG_TIME_VALID,
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.flags = CPUIDLE_FLAG_TIME_VALID |
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CPUIDLE_FLAG_TIMER_STOP,
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.name = "ApIdle",
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.desc = "ARM Retention",
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},
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