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-rw-r--r--drivers/base/power/generic_ops.c48
1 files changed, 11 insertions, 37 deletions
diff --git a/drivers/base/power/generic_ops.c b/drivers/base/power/generic_ops.c
index 1b878b955c8a..5a5b154bc1e9 100644
--- a/drivers/base/power/generic_ops.c
+++ b/drivers/base/power/generic_ops.c
@@ -97,7 +97,7 @@ int pm_generic_prepare(struct device *dev)
* @event: PM transition of the system under way.
* @bool: Whether or not this is the "noirq" stage.
*
- * Execute the suspend/freeze/poweroff/thaw callback provided by the driver of
+ * Execute the PM callback corresponding to @event provided by the driver of
* @dev, if defined, and return its error code. Return 0 if the callback is
* not present.
*/
@@ -119,9 +119,15 @@ static int __pm_generic_call(struct device *dev, int event, bool noirq)
case PM_EVENT_HIBERNATE:
callback = noirq ? pm->poweroff_noirq : pm->poweroff;
break;
+ case PM_EVENT_RESUME:
+ callback = noirq ? pm->resume_noirq : pm->resume;
+ break;
case PM_EVENT_THAW:
callback = noirq ? pm->thaw_noirq : pm->thaw;
break;
+ case PM_EVENT_RESTORE:
+ callback = noirq ? pm->restore_noirq : pm->restore;
+ break;
default:
callback = NULL;
break;
@@ -211,44 +217,12 @@ int pm_generic_thaw(struct device *dev)
EXPORT_SYMBOL_GPL(pm_generic_thaw);
/**
- * __pm_generic_resume - Generic resume/restore callback for subsystems.
- * @dev: Device to handle.
- * @event: PM transition of the system under way.
- * @bool: Whether or not this is the "noirq" stage.
- *
- * Execute the resume/resotre callback provided by the @dev's driver, if
- * defined, and return its error code. Return 0 if the callback is not present.
- */
-static int __pm_generic_resume(struct device *dev, int event, bool noirq)
-{
- const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
- int (*callback)(struct device *);
-
- if (!pm)
- return 0;
-
- switch (event) {
- case PM_EVENT_RESUME:
- callback = noirq ? pm->resume_noirq : pm->resume;
- break;
- case PM_EVENT_RESTORE:
- callback = noirq ? pm->restore_noirq : pm->restore;
- break;
- default:
- callback = NULL;
- break;
- }
-
- return callback ? callback(dev) : 0;
-}
-
-/**
* pm_generic_resume_noirq - Generic resume_noirq callback for subsystems.
* @dev: Device to resume.
*/
int pm_generic_resume_noirq(struct device *dev)
{
- return __pm_generic_resume(dev, PM_EVENT_RESUME, true);
+ return __pm_generic_call(dev, PM_EVENT_RESUME, true);
}
EXPORT_SYMBOL_GPL(pm_generic_resume_noirq);
@@ -258,7 +232,7 @@ EXPORT_SYMBOL_GPL(pm_generic_resume_noirq);
*/
int pm_generic_resume(struct device *dev)
{
- return __pm_generic_resume(dev, PM_EVENT_RESUME, false);
+ return __pm_generic_call(dev, PM_EVENT_RESUME, false);
}
EXPORT_SYMBOL_GPL(pm_generic_resume);
@@ -268,7 +242,7 @@ EXPORT_SYMBOL_GPL(pm_generic_resume);
*/
int pm_generic_restore_noirq(struct device *dev)
{
- return __pm_generic_resume(dev, PM_EVENT_RESTORE, true);
+ return __pm_generic_call(dev, PM_EVENT_RESTORE, true);
}
EXPORT_SYMBOL_GPL(pm_generic_restore_noirq);
@@ -278,7 +252,7 @@ EXPORT_SYMBOL_GPL(pm_generic_restore_noirq);
*/
int pm_generic_restore(struct device *dev)
{
- return __pm_generic_resume(dev, PM_EVENT_RESTORE, false);
+ return __pm_generic_call(dev, PM_EVENT_RESTORE, false);
}
EXPORT_SYMBOL_GPL(pm_generic_restore);