diff options
| author | Colin Cross <ccross@android.com> | 2011-12-13 01:23:46 +0800 |
|---|---|---|
| committer | Andy Green <andy.green@linaro.org> | 2011-12-26 16:42:41 +0800 |
| commit | 69117790f0ee03d3ed0bf26cc913e02ee2f18cb8 (patch) | |
| tree | e5b6332f684bf5c6bc77cd1155d3f930565e4c1c /drivers | |
| parent | de5dcdf41905ccf97f4b5b96eb970d7412458a22 (diff) | |
power: Add option to log time spent in suspend
Prints the time spent in suspend in the kernel log, and
keeps statistics on the time spent in suspend in
/sys/kernel/debug/suspend_time
Change-Id: Ia6b9ebe4baa0f7f5cd211c6a4f7e813aefd3fa1d
Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/cpufreq/cpufreq_interactive.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/cpufreq/cpufreq_interactive.c b/drivers/cpufreq/cpufreq_interactive.c index e3b99881acd..45266d5b6cd 100644 --- a/drivers/cpufreq/cpufreq_interactive.c +++ b/drivers/cpufreq/cpufreq_interactive.c @@ -235,7 +235,8 @@ rearm: pcpu->time_in_idle = get_cpu_idle_time_us( data, &pcpu->idle_exit_time); - mod_timer(&pcpu->cpu_timer, jiffies + usecs_to_jiffies(timer_rate)); + mod_timer(&pcpu->cpu_timer, + jiffies + usecs_to_jiffies(timer_rate)); } exit: @@ -269,7 +270,8 @@ static void cpufreq_interactive_idle_start(void) pcpu->time_in_idle = get_cpu_idle_time_us( smp_processor_id(), &pcpu->idle_exit_time); pcpu->timer_idlecancel = 0; - mod_timer(&pcpu->cpu_timer, jiffies + usecs_to_jiffies(timer_rate)); + mod_timer(&pcpu->cpu_timer, + jiffies + usecs_to_jiffies(timer_rate)); } #endif } else { @@ -319,7 +321,8 @@ static void cpufreq_interactive_idle_end(void) get_cpu_idle_time_us(smp_processor_id(), &pcpu->idle_exit_time); pcpu->timer_idlecancel = 0; - mod_timer(&pcpu->cpu_timer, jiffies + usecs_to_jiffies(timer_rate)); + mod_timer(&pcpu->cpu_timer, + jiffies + usecs_to_jiffies(timer_rate)); } } |