BLUE_PULSE_LED
struct shark_device, leds[BLUE_PULSE_LED]);
atomic_set(&shark->brightness[BLUE_PULSE_LED], 256 - value);
set_bit(BLUE_PULSE_LED, &shark->brightness_new);
[BLUE_PULSE_LED] = {
set_bit(BLUE_PULSE_LED, &shark->brightness_new);