diff options
| author | Yangtao Li <tiny.windzz@gmail.com> | 2021-03-14 19:33:56 +0300 |
|---|---|---|
| committer | Viresh Kumar <viresh.kumar@linaro.org> | 2021-03-15 09:26:53 +0530 |
| commit | 9c4f220f3dc260e325c92e8588ade2affcb6528c (patch) | |
| tree | d883a49ddfd0c7d418fa65ecc70955b0bfd901eb | |
| parent | 32aee78bc5184c7a51a081939721e97cfad4a44e (diff) | |
opp: Add devres wrapper for dev_pm_opp_set_supported_hw
Add devres wrapper for dev_pm_opp_set_supported_hw() to simplify drivers
code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
| -rw-r--r-- | drivers/opp/core.c | 29 | ||||
| -rw-r--r-- | include/linux/pm_opp.h | 8 |
2 files changed, 37 insertions, 0 deletions
diff --git a/drivers/opp/core.c b/drivers/opp/core.c index d77ec2c55783..956ea22a21d6 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -1857,6 +1857,35 @@ void dev_pm_opp_put_supported_hw(struct opp_table *opp_table) } EXPORT_SYMBOL_GPL(dev_pm_opp_put_supported_hw); +static void devm_pm_opp_supported_hw_release(void *data) +{ + dev_pm_opp_put_supported_hw(data); +} + +/** + * devm_pm_opp_set_supported_hw() - Set supported platforms + * @dev: Device for which supported-hw has to be set. + * @versions: Array of hierarchy of versions to match. + * @count: Number of elements in the array. + * + * This is a resource-managed variant of dev_pm_opp_set_supported_hw(). + * + * Return: 0 on success and errorno otherwise. + */ +int devm_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, + unsigned int count) +{ + struct opp_table *opp_table; + + opp_table = dev_pm_opp_set_supported_hw(dev, versions, count); + if (IS_ERR(opp_table)) + return PTR_ERR(opp_table); + + return devm_add_action_or_reset(dev, devm_pm_opp_supported_hw_release, + opp_table); +} +EXPORT_SYMBOL_GPL(devm_pm_opp_set_supported_hw); + /** * dev_pm_opp_set_prop_name() - Set prop-extn name * @dev: Device for which the prop-name has to be set. diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index 3e667af57211..e455b187e405 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -144,6 +144,7 @@ int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count); void dev_pm_opp_put_supported_hw(struct opp_table *opp_table); +int devm_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count); struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name); void dev_pm_opp_put_prop_name(struct opp_table *opp_table); struct opp_table *dev_pm_opp_set_regulators(struct device *dev, const char * const names[], unsigned int count); @@ -321,6 +322,13 @@ static inline struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev, static inline void dev_pm_opp_put_supported_hw(struct opp_table *opp_table) {} +static inline int devm_pm_opp_set_supported_hw(struct device *dev, + const u32 *versions, + unsigned int count) +{ + return -EOPNOTSUPP; +} + static inline struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)) { |