diff options
| -rw-r--r-- | drivers/power/supply/power_supply_core.c | 24 | ||||
| -rw-r--r-- | include/linux/power_supply.h | 1 |
2 files changed, 25 insertions, 0 deletions
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c index 502b07468b93..48bc968ff6c5 100644 --- a/drivers/power/supply/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c @@ -122,6 +122,30 @@ int power_supply_for_each_device(void *data, int (*fn)(struct device *dev, void } EXPORT_SYMBOL_GPL(power_supply_for_each_device); +struct psy_for_each_psy_cb_data { + int (*fn)(struct power_supply *psy, void *data); + void *data; +}; + +static int psy_for_each_psy_cb(struct device *dev, void *data) +{ + struct psy_for_each_psy_cb_data *cb_data = data; + struct power_supply *psy = dev_get_drvdata(dev); + + return cb_data->fn(psy, cb_data->data); +} + +int power_supply_for_each_psy(void *data, int (*fn)(struct power_supply *psy, void *data)) +{ + struct psy_for_each_psy_cb_data cb_data = { + .fn = fn, + .data = data, + }; + + return power_supply_for_each_device(&cb_data, psy_for_each_psy_cb); +} +EXPORT_SYMBOL_GPL(power_supply_for_each_psy); + void power_supply_changed(struct power_supply *psy) { unsigned long flags; diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index b98106e1a90f..11d54270eaa9 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -882,6 +882,7 @@ extern int power_supply_powers(struct power_supply *psy, struct device *dev); extern void *power_supply_get_drvdata(struct power_supply *psy); extern int power_supply_for_each_device(void *data, int (*fn)(struct device *dev, void *data)); +extern int power_supply_for_each_psy(void *data, int (*fn)(struct power_supply *psy, void *data)); static inline bool power_supply_is_amp_property(enum power_supply_property psp) { |