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path: root/drivers/base/power/runtime.c
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Diffstat (limited to 'drivers/base/power/runtime.c')
-rw-r--r--drivers/base/power/runtime.c36
1 files changed, 14 insertions, 22 deletions
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index 62707738caa4..0ee8ea971aa4 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -1467,30 +1467,20 @@ static void __pm_runtime_barrier(struct device *dev)
* Next, make sure that all pending requests for the device have been flushed
* from pm_wq and wait for all runtime PM operations involving the device in
* progress to complete.
- *
- * Return value:
- * 1, if there was a resume request pending and the device had to be woken up,
- * 0, otherwise
*/
-int pm_runtime_barrier(struct device *dev)
+void pm_runtime_barrier(struct device *dev)
{
- int retval = 0;
-
pm_runtime_get_noresume(dev);
spin_lock_irq(&dev->power.lock);
if (dev->power.request_pending
- && dev->power.request == RPM_REQ_RESUME) {
+ && dev->power.request == RPM_REQ_RESUME)
rpm_resume(dev, 0);
- retval = 1;
- }
__pm_runtime_barrier(dev);
spin_unlock_irq(&dev->power.lock);
pm_runtime_put_noidle(dev);
-
- return retval;
}
EXPORT_SYMBOL_GPL(pm_runtime_barrier);
@@ -1878,16 +1868,18 @@ void pm_runtime_init(struct device *dev)
*/
void pm_runtime_reinit(struct device *dev)
{
- if (!pm_runtime_enabled(dev)) {
- if (dev->power.runtime_status == RPM_ACTIVE)
- pm_runtime_set_suspended(dev);
- if (dev->power.irq_safe) {
- spin_lock_irq(&dev->power.lock);
- dev->power.irq_safe = 0;
- spin_unlock_irq(&dev->power.lock);
- if (dev->parent)
- pm_runtime_put(dev->parent);
- }
+ if (pm_runtime_enabled(dev))
+ return;
+
+ if (dev->power.runtime_status == RPM_ACTIVE)
+ pm_runtime_set_suspended(dev);
+
+ if (dev->power.irq_safe) {
+ spin_lock_irq(&dev->power.lock);
+ dev->power.irq_safe = 0;
+ spin_unlock_irq(&dev->power.lock);
+ if (dev->parent)
+ pm_runtime_put(dev->parent);
}
/*
* Clear power.needs_force_resume in case it has been set by