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apq8064: pm: debug: print out time spent in suspend using sleep clk

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Change-Id: I80c03a00f84d100a8a89ec196dbb64eaf6875235
Signed-off-by: paris_yeh <paris_yeh@asus.com>
Reviewed-on: http://mcrd1-5.corpnet.asus/code-review/master/65017
Reviewed-by: Sam hblee <Sam_hblee@asus.com>
Reviewed-on: http://mcrd1-5.corpnet.asus/code-review/master/68032
Reviewed-by: Jive Hwang <jive_hwang@asus.com>
Tested-by: Jive Hwang <jive_hwang@asus.com>
This commit is contained in:
paris_yeh 2012-12-28 15:33:34 +08:00 committed by Iliyan Malchev
parent b4c9504324
commit bb6628b182
1 changed files with 14 additions and 0 deletions
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14
arch/arm/mach-msm/pm-8x60.c
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@ -959,6 +959,17 @@ void msm_pm_cpu_enter_lowpower(unsigned int cpu)
msm_pm_swfi();
}
#ifdef CONFIG_PM_DEBUG
static void msm_show_suspend_time(int64_t time)
{
struct timespec suspend_time = {0, 0};
timespec_add_ns(&suspend_time, time);
pr_info("Suspended for %lu.%03lu seconds\n", suspend_time.tv_sec,
suspend_time.tv_nsec / NSEC_PER_MSEC);
}
#endif
static int msm_pm_enter(suspend_state_t state)
{
bool allow[MSM_PM_SLEEP_MODE_NR];
@ -1027,6 +1038,9 @@ static int msm_pm_enter(suspend_state_t state)
}
time = msm_pm_timer_exit_suspend(time, period);
msm_pm_add_stat(MSM_PM_STAT_SUSPEND, time);
#ifdef CONFIG_PM_DEBUG
msm_show_suspend_time(time);
#endif
} else if (allow[MSM_PM_SLEEP_MODE_POWER_COLLAPSE_STANDALONE]) {
if (MSM_PM_DEBUG_SUSPEND & msm_pm_debug_mask)
pr_info("%s: standalone power collapse\n", __func__);