C++ (Cpp) power_supply_update_leds示例

示例#1

static void power_supply_changed_work(struct work_struct *work)
{
	unsigned long flags;
	struct power_supply *psy = container_of(work, struct power_supply,
						changed_work);

	dev_dbg(psy->dev, "%s\n", __func__);

	spin_lock_irqsave(&psy->changed_lock, flags);
	if (psy->changed) {
		psy->changed = false;
		spin_unlock_irqrestore(&psy->changed_lock, flags);

		class_for_each_device(power_supply_class, NULL, psy,
				      __power_supply_changed_work);

		power_supply_update_leds(psy);

		kobject_uevent(&psy->dev->kobj, KOBJ_CHANGE);
		spin_lock_irqsave(&psy->changed_lock, flags);
	}
	if (!psy->changed)
		wake_unlock(&psy->work_wake_lock);
	spin_unlock_irqrestore(&psy->changed_lock, flags);
}

示例#2

文件： power_supply_core.c 项目： Tigrouzen/k1099

static void power_supply_changed_work(struct work_struct *work)
{
	struct power_supply *psy = container_of(work, struct power_supply,
						changed_work);

	dev_dbg(psy->dev, "%s\n", __FUNCTION__);

	class_for_each_device(power_supply_class, psy,
			      __power_supply_changed_work);

	power_supply_update_leds(psy);

	kobject_uevent(&psy->dev->kobj, KOBJ_CHANGE);
}