diff options
| author | Peter De Schrijver <pdeschrijver@nvidia.com> | 2011-05-18 11:10:08 +0300 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:47:13 -0800 |
| commit | cd02d305f5c194824616c4123de199ca3dcd822b (patch) | |
| tree | 51a884d3f9ae0a944a337c13c740c9e595fe51fc /arch/arm/mach-tegra/cpuidle.c | |
| parent | 3b624f87f34f554fddaf1977cf3b0c75b0ddfa29 (diff) | |
ARM: tegra: power: trace C states and CPU mode switches
Original-Change-Id: I7915d356f18ac830c93b736463406b907d8c1cef
Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Reviewed-on: http://git-master/r/31958
Reviewed-by: Niket Sirsi <nsirsi@nvidia.com>
Tested-by: Niket Sirsi <nsirsi@nvidia.com>
Rebase-Id: R341f7619d11f81fd7dfbab2ceb1c6fdaab6ead78
Diffstat (limited to 'arch/arm/mach-tegra/cpuidle.c')
| -rw-r--r-- | arch/arm/mach-tegra/cpuidle.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/cpuidle.c b/arch/arm/mach-tegra/cpuidle.c index af4d09d52206..92fbc61f469d 100644 --- a/arch/arm/mach-tegra/cpuidle.c +++ b/arch/arm/mach-tegra/cpuidle.c @@ -40,6 +40,8 @@ #include <mach/iomap.h> #include <mach/irqs.h> +#include <trace/events/power.h> + #include "cpuidle.h" #include "pm.h" #include "sleep.h" @@ -60,6 +62,8 @@ static int tegra_idle_enter_lp3(struct cpuidle_device *dev, ktime_t enter, exit; s64 us; + trace_power_start(POWER_CSTATE, 1, dev->cpu); + local_irq_disable(); local_fiq_disable(); |