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authorDaniel Lezcano <daniel.lezcano@linaro.org>2013-03-21 12:21:34 (GMT)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-03-31 23:10:27 (GMT)
commitd2b578e5fc189d6948eb48bdaf2156f74aecf69c (patch)
tree38aaa4edb2e140df1ce518125e74c0d2c4baec46 /arch/arm/mach-ux500
parent8de46eff656f028b120971ba0edabaab09d854f2 (diff)
downloadlinux-d2b578e5fc189d6948eb48bdaf2156f74aecf69c.tar.xz
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>
Diffstat (limited to 'arch/arm/mach-ux500')
-rw-r--r--arch/arm/mach-ux500/cpuidle.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/arm/mach-ux500/cpuidle.c b/arch/arm/mach-ux500/cpuidle.c
index ce91493..6d0c4b6 100644
--- a/arch/arm/mach-ux500/cpuidle.c
+++ b/arch/arm/mach-ux500/cpuidle.c
@@ -30,8 +30,6 @@ static inline int ux500_enter_idle(struct cpuidle_device *dev,
int this_cpu = smp_processor_id();
bool recouple = false;
- clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &this_cpu);
-
if (atomic_inc_return(&master) == num_online_cpus()) {
/* With this lock, we prevent the other cpu to exit and enter
@@ -91,8 +89,6 @@ out:
spin_unlock(&master_lock);
}
- clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &this_cpu);
-
return index;
}
@@ -106,7 +102,8 @@ static struct cpuidle_driver ux500_idle_driver = {
.enter = ux500_enter_idle,
.exit_latency = 70,
.target_residency = 260,
- .flags = CPUIDLE_FLAG_TIME_VALID,
+ .flags = CPUIDLE_FLAG_TIME_VALID |
+ CPUIDLE_FLAG_TIMER_STOP,
.name = "ApIdle",
.desc = "ARM Retention",
},