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| author | Chanwoo Choi <cw00.choi@samsung.com> | 2014-05-09 16:43:09 +0900 |
|---|---|---|
| committer | MyungJoo Ham <myungjoo.ham@samsung.com> | 2014-05-24 22:33:41 +0900 |
| commit | d5b040d0cab9cae1dc1ad61a07019062235f4878 (patch) | |
| tree | 5a07548db72e502f84692e9fa7d9e14287ffd9cb /include | |
| parent | 8cd84092d35e52372da2c3c3c2afb1a719917af2 (diff) | |
| download | blackbird-op-linux-d5b040d0cab9cae1dc1ad61a07019062235f4878.tar.gz blackbird-op-linux-d5b040d0cab9cae1dc1ad61a07019062235f4878.zip | |
PM / devfreq: Add devm_devfreq_{register,unregister}_opp_notfier function
This patch add resource-managed function for devfreq opp as following
functions. The devm_devfreq_register_opp_notifier() manages automatically
the registration of devfreq opp using device resource management.
- devm_devfreq_register_opp_notifier
- devm_devfreq_unregister_opp_notifier()
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/devfreq.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h index 023d668a2cb5..f1863dcd83ea 100644 --- a/include/linux/devfreq.h +++ b/include/linux/devfreq.h @@ -199,6 +199,10 @@ extern int devfreq_register_opp_notifier(struct device *dev, struct devfreq *devfreq); extern int devfreq_unregister_opp_notifier(struct device *dev, struct devfreq *devfreq); +extern int devm_devfreq_register_opp_notifier(struct device *dev, + struct devfreq *devfreq); +extern void devm_devfreq_unregister_opp_notifier(struct device *dev, + struct devfreq *devfreq); #if IS_ENABLED(CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND) /** @@ -275,6 +279,16 @@ static inline int devfreq_unregister_opp_notifier(struct device *dev, return -EINVAL; } +static inline int devm_devfreq_register_opp_notifier(struct device *dev, + struct devfreq *devfreq) +{ + return -EINVAL; +} + +static inline void devm_devfreq_unregister_opp_notifier(struct device *dev, + struct devfreq *devfreq) +{ +} #endif /* CONFIG_PM_DEVFREQ */ #endif /* __LINUX_DEVFREQ_H__ */ |
