From dc2c9ad52af45ebecf9743aacb1916ebb2f1e848 Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Mon, 2 Jan 2017 14:41:03 +0530 Subject: PM / OPP: Don't expose srcu_head to register notifiers Let the OPP core provide helpers to register notifiers for any device, instead of exposing srcu_head outside of the core. Signed-off-by: Viresh Kumar Acked-by: MyungJoo Ham Reviewed-by: Stephen Boyd Signed-off-by: Rafael J. Wysocki --- include/linux/pm_opp.h | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) (limited to 'include/linux') diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index 7483ff291a8e..66a02deeb03f 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -108,7 +108,9 @@ int dev_pm_opp_enable(struct device *dev, unsigned long freq); int dev_pm_opp_disable(struct device *dev, unsigned long freq); -struct srcu_notifier_head *dev_pm_opp_get_notifier(struct device *dev); +int dev_pm_opp_register_notifier(struct device *dev, struct notifier_block *nb); +int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb); + int dev_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count); void dev_pm_opp_put_supported_hw(struct device *dev); @@ -202,10 +204,14 @@ static inline int dev_pm_opp_disable(struct device *dev, unsigned long freq) return 0; } -static inline struct srcu_notifier_head *dev_pm_opp_get_notifier( - struct device *dev) +static inline int dev_pm_opp_register_notifier(struct device *dev, struct notifier_block *nb) { - return ERR_PTR(-ENOTSUPP); + return -ENOTSUPP; +} + +static inline int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb) +{ + return -ENOTSUPP; } static inline int dev_pm_opp_set_supported_hw(struct device *dev, -- cgit v1.2.3