From cd02d305f5c194824616c4123de199ca3dcd822b Mon Sep 17 00:00:00 2001
From: Peter De Schrijver <pdeschrijver@nvidia.com>
Date: Wed, 18 May 2011 11:10:08 +0300
Subject: 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
---
 arch/arm/mach-tegra/cpuidle.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'arch/arm/mach-tegra/cpuidle.c')

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();
 
-- 
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