On 07/05/2015 02:34 PM, Pavel Machek wrote:
Hi!extern void led_set_brightness(struct led_classdev *led_cdev, enum led_brightness brightness); + +/** + * led_set_brightness_sync - set LED brightness synchronously + * @led_cdev: the LED to set + * @brightness: the brightness to set it to + * + * Set an LED's brightness immediately. This function will block + * the caller for the time required for accessing device register, + * and it can sleep. + */ +static inline int led_set_brightness_sync(struct led_classdev *led_cdev, + enum led_brightness value) +{ + int ret = 0; + + led_cdev->brightness = min(value, led_cdev->max_brightness); + + if (led_cdev->flags & LED_SUSPENDED) + return 0; + + if (led_cdev->brightness_set_sync) + ret = led_cdev->brightness_set_sync(led_cdev, + led_cdev->brightness); + else + led_cdev->brightness_set(led_cdev, led_cdev->brightness); + + return 0; +}return ret, AFAICT?
Right, thanks. -- Best Regards, Jacek Anaszewski -- To unsubscribe from this list: send the line "unsubscribe linux-leds" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
