Symbol: KEY_BRIGHTNESS_CYCLE
drivers/acpi/acpi_video.c
1621
keycode = KEY_BRIGHTNESS_CYCLE;
drivers/acpi/acpi_video.c
1914
set_bit(KEY_BRIGHTNESS_CYCLE, input->keybit);
drivers/hid/hid-debug.c
3430
[KEY_BRIGHTNESS_CYCLE] = "BrightnessCycle",