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PM / sleep: Print timing information if debug is enabled 

Avoid printing the device suspend/resume timing information if
CONFIG_PM_DEBUG is not set to reduce the log noise level.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
hifive-unleashed-5.1
Rafael J. Wysocki 2017-06-12 22:51:55 +02:00
parent 235d81a630
commit 604d895857
1 changed files with 4 additions and 0 deletions
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4
drivers/base/power/main.c
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@ -417,6 +417,7 @@ static void pm_dev_err(struct device *dev, pm_message_t state, char *info,
dev_name(dev), pm_verb(state.event), info, error);
}
#ifdef CONFIG_PM_DEBUG
static void dpm_show_time(ktime_t starttime, pm_message_t state, char *info)
{
ktime_t calltime;
@ -433,6 +434,9 @@ static void dpm_show_time(ktime_t starttime, pm_message_t state, char *info)
info ?: "", info ? " " : "", pm_verb(state.event),
usecs / USEC_PER_MSEC, usecs % USEC_PER_MSEC);
}
#else
static inline void dpm_show_time(ktime_t starttime, pm_message_t state, char *info) {}
#endif /* CONFIG_PM_DEBUG */
static int dpm_run_callback(pm_callback_t cb, struct device *dev,
pm_message_t state, char *info)