diff options
Diffstat (limited to 'arch/arm/mach-tegra/cpuidle.c')
| -rw-r--r-- | arch/arm/mach-tegra/cpuidle.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/cpuidle.c b/arch/arm/mach-tegra/cpuidle.c index 820eba972a1b..73ed6d4e3a2f 100644 --- a/arch/arm/mach-tegra/cpuidle.c +++ b/arch/arm/mach-tegra/cpuidle.c @@ -135,8 +135,11 @@ static int tegra_idle_enter_lp2(struct cpuidle_device *dev, tegra_cpu_idle_stats_lp2_ready(dev->cpu); + /* Shut down the CPU local timer and switch timekeeping to the + global system timer. */ clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu); tegra_idle_lp2(dev, state); + /* Switch timekeeping back to the CPU local timer. */ clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu); exit = ktime_sub(ktime_get(), enter); |