@@ -324,7 +324,7 @@ static void pm_dev_err(struct device *dev, pm_message_t state, char *info,
kobject_name(&dev->kobj), pm_verb(state.event), info, error);
}
-static void dpm_show_time(ktime_t starttime, pm_message_t state, char *info)
+static void device_show_time(struct device *dev, ktime_t starttime, pm_message_t state, char *info)
{
ktime_t calltime;
s64 usecs64;
@@ -336,9 +336,10 @@ static void dpm_show_time(ktime_t starttime, pm_message_t state, char *info)
usecs = usecs64;
if (usecs == 0)
usecs = 1;
- pr_info("PM: %s%s%s of devices complete after %ld.%03ld msecs\n",
- info ?: "", info ? " " : "", pm_verb(state.event),
- usecs / USEC_PER_MSEC, usecs % USEC_PER_MSEC);
+ if ((usecs / USEC_PER_MSEC) > CONFIG_SR_REPORT_TIME_LIMIT)
+ pr_info("PM: %s%s%s of drv:%s dev:%s complete after %ld.%03ld msecs\n", info ?: "", info ? " " : "", pm_verb(state.event),
+ dev_driver_string(dev), dev_name(dev), usecs / USEC_PER_MSEC,
+ usecs % USEC_PER_MSEC);
}
/*------------------------- Resume routines -------------------------*/
@@ -354,6 +355,7 @@ static void dpm_show_time(ktime_t starttime, pm_message_t state, char *info)
static int device_resume_noirq(struct device *dev, pm_message_t state)
{
int error = 0;
+ ktime_t starttime = ktime_get();
TRACE_DEVICE(dev);
TRACE_RESUME(0);
@@ -364,6 +366,7 @@ static int device_resume_noirq(struct device *dev, pm_message_t state)
if (dev->bus->pm) {
pm_dev_dbg(dev, state, "EARLY ");
error = pm_noirq_op(dev, dev->bus->pm, state);
+ device_show_time(dev, starttime, state, "early");
}
End:
TRACE_RESUME(error);
@@ -380,7 +383,6 @@ static int device_resume_noirq(struct device *dev, pm_message_t state)
void dpm_resume_noirq(pm_message_t state)
{
struct device *dev;
- ktime_t starttime = ktime_get();
mutex_lock(&dpm_list_mtx);
transition_started = false;
@@ -394,7 +396,6 @@ void dpm_resume_noirq(pm_message_t state)
pm_dev_err(dev, state, " early", error);
}
mutex_unlock(&dpm_list_mtx);
- dpm_show_time(starttime, state, "early");
resume_device_irqs();
}
EXPORT_SYMBOL_GPL(dpm_resume_noirq);
@@ -407,6 +408,7 @@ EXPORT_SYMBOL_GPL(dpm_resume_noirq);
static int device_resume(struct device *dev, pm_message_t state)
{
int error = 0;
+ ktime_t starttime = ktime_get();
TRACE_DEVICE(dev);
TRACE_RESUME(0);
@@ -443,6 +445,7 @@ static int device_resume(struct device *dev, pm_message_t state)
error = dev->class->resume(dev);
}
}
+ device_show_time(dev, starttime, state, NULL);
End:
up(&dev->sem);
@@ -460,7 +463,6 @@ static int device_resume(struct device *dev, pm_message_t state)
static void dpm_resume(pm_message_t state)
{
struct list_head list;
- ktime_t starttime = ktime_get();
INIT_LIST_HEAD(&list);
mutex_lock(&dpm_list_mtx);
@@ -489,7 +491,6 @@ static void dpm_resume(pm_message_t state)
}
list_splice(&list, &dpm_list);
mutex_unlock(&dpm_list_mtx);
- dpm_show_time(starttime, state, NULL);
}
/**
@@ -604,6 +605,7 @@ static pm_message_t resume_event(pm_message_t sleep_state)
static int device_suspend_noirq(struct device *dev, pm_message_t state)
{
int error = 0;
+ ktime_t starttime = ktime_get();
if (!dev->bus)
return 0;
@@ -611,6 +613,7 @@ static int device_suspend_noirq(struct device *dev, pm_message_t state)
if (dev->bus->pm) {
pm_dev_dbg(dev, state, "LATE ");
error = pm_noirq_op(dev, dev->bus->pm, state);
+ device_show_time(dev, starttime, state, "late");
}
return error;
}
@@ -625,7 +628,6 @@ static int device_suspend_noirq(struct device *dev, pm_message_t state)
int dpm_suspend_noirq(pm_message_t state)
{
struct device *dev;
- ktime_t starttime = ktime_get();
int error = 0;
suspend_device_irqs();
@@ -641,8 +643,6 @@ int dpm_suspend_noirq(pm_message_t state)
mutex_unlock(&dpm_list_mtx);
if (error)
dpm_resume_noirq(resume_event(state));
- else
- dpm_show_time(starttime, state, "late");
return error;
}
EXPORT_SYMBOL_GPL(dpm_suspend_noirq);
@@ -655,6 +655,7 @@ EXPORT_SYMBOL_GPL(dpm_suspend_noirq);
static int device_suspend(struct device *dev, pm_message_t state)
{
int error = 0;
+ ktime_t starttime = ktime_get();
down(&dev->sem);
@@ -690,6 +691,7 @@ static int device_suspend(struct device *dev, pm_message_t state)
suspend_report_result(dev->bus->suspend, error);
}
}
+ device_show_time(dev, starttime, state, NULL);
End:
up(&dev->sem);
@@ -703,7 +705,6 @@ static int device_suspend(struct device *dev, pm_message_t state)
static int dpm_suspend(pm_message_t state)
{
struct list_head list;
- ktime_t starttime = ktime_get();
int error = 0;
INIT_LIST_HEAD(&list);
@@ -729,8 +730,6 @@ static int dpm_suspend(pm_message_t state)
}
list_splice(&list, dpm_list.prev);
mutex_unlock(&dpm_list_mtx);
- if (!error)
- dpm_show_time(starttime, state, NULL);
return error;
}