diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 7f93ac63b5b6..264086dcab1e 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -1461,6 +1461,23 @@ void pm_runtime_enable(struct device *dev) } EXPORT_SYMBOL_GPL(pm_runtime_enable); +static void pm_runtime_disable_action(void *data) +{ + pm_runtime_disable(data); +} + +/** + * devm_pm_runtime_enable - devres-enabled version of pm_runtime_enable. + * @dev: Device to handle. + */ +int devm_pm_runtime_enable(struct device *dev) +{ + pm_runtime_enable(dev); + + return devm_add_action_or_reset(dev, pm_runtime_disable_action, dev); +} +EXPORT_SYMBOL_GPL(devm_pm_runtime_enable); + /** * pm_runtime_forbid - Block runtime PM of a device. * @dev: Device to handle. diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index f615e217e575..1dd22e8ed24e 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -64,6 +64,8 @@ static inline int pm_runtime_get_if_in_use(struct device *dev) return pm_runtime_get_if_active(dev, false); } +extern int devm_pm_runtime_enable(struct device *dev); + static inline void pm_suspend_ignore_children(struct device *dev, bool enable) { dev->power.ignore_children = enable; @@ -160,6 +162,8 @@ static inline void __pm_runtime_disable(struct device *dev, bool c) {} static inline void pm_runtime_allow(struct device *dev) {} static inline void pm_runtime_forbid(struct device *dev) {} +static inline int devm_pm_runtime_enable(struct device *dev) { return 0; } + static inline void pm_suspend_ignore_children(struct device *dev, bool enable) {} static inline void pm_runtime_get_noresume(struct device *dev) {} static inline void pm_runtime_put_noidle(struct device *dev) {}