LED_BLINK_BRIGHTNESS_CHANGE
set_bit(LED_BLINK_BRIGHTNESS_CHANGE,
if (test_and_clear_bit(LED_BLINK_BRIGHTNESS_CHANGE,
if (test_and_clear_bit(LED_BLINK_BRIGHTNESS_CHANGE, &led_cdev->work_flags))
if (test_and_clear_bit(LED_BLINK_BRIGHTNESS_CHANGE, &led_cdev->work_flags))