return psy;
}
EXPORT_SYMBOL_GPL(power_supply_get_by_phandle);
+
+static void devm_power_supply_put(struct device *dev, void *res)
+{
+ struct power_supply **psy = res;
+
+ power_supply_put(*psy);
+}
+
+/**
+ * devm_power_supply_get_by_phandle() - Resource managed version of
+ * power_supply_get_by_phandle()
+ * @dev: Pointer to device holding phandle property
+ * @phandle_name: Name of property holding a power supply phandle
+ *
+ * Return: On success returns a reference to a power supply with
+ * matching name equals to value under @property, NULL or ERR_PTR otherwise.
+ */
+struct power_supply *devm_power_supply_get_by_phandle(struct device *dev,
+ const char *property)
+{
+ struct power_supply **ptr, *psy;
+
+ if (!dev->of_node)
+ return ERR_PTR(-ENODEV);
+
+ ptr = devres_alloc(devm_power_supply_put, sizeof(*ptr), GFP_KERNEL);
+ if (!ptr)
+ return ERR_PTR(-ENOMEM);
+
+ psy = power_supply_get_by_phandle(dev->of_node, property);
+ if (IS_ERR_OR_NULL(psy)) {
+ devres_free(ptr);
+ } else {
+ *ptr = psy;
+ devres_add(dev, ptr);
+ }
+ return psy;
+}
+EXPORT_SYMBOL_GPL(devm_power_supply_get_by_phandle);
#endif /* CONFIG_OF */
int power_supply_get_property(struct power_supply *psy,
#ifdef CONFIG_THERMAL
static int power_supply_read_temp(struct thermal_zone_device *tzd,
- unsigned long *temp)
+ int *temp)
{
struct power_supply *psy;
union power_supply_propval val;
EXPORT_SYMBOL_GPL(power_supply_register);
/**
- * power_supply_register() - Register new non-waking-source power supply
+ * power_supply_register_no_ws() - Register new non-waking-source power supply
* @parent: Device to be a parent of power supply's device, usually
* the device which probe function calls this
* @desc: Description of power supply, must be valid through whole
}
/**
- * power_supply_register() - Register managed power supply
+ * devm_power_supply_register() - Register managed power supply
* @parent: Device to be a parent of power supply's device, usually
* the device which probe function calls this
* @desc: Description of power supply, must be valid through whole
EXPORT_SYMBOL_GPL(devm_power_supply_register);
/**
- * power_supply_register() - Register managed non-waking-source power supply
+ * devm_power_supply_register_no_ws() - Register managed non-waking-source power supply
* @parent: Device to be a parent of power supply's device, usually
* the device which probe function calls this
* @desc: Description of power supply, must be valid through whole