static void thinkpad_brightness_down(device_t self) { thinkpad_softc_t *sc = device_private(self); if (thinkpad_brightness_read(sc) == 0) return; thinkpad_cmos(sc, THINKPAD_CMOS_BRIGHTNESS_DOWN); }
int thinkpad_brightness_down(struct acpithinkpad_softc *sc) { return (thinkpad_cmos(sc, THINKPAD_CMOS_BRIGHTNESS_DOWN)); }
int thinkpad_volume_up(struct acpithinkpad_softc *sc) { return (thinkpad_cmos(sc, THINKPAD_CMOS_VOLUME_UP)); }
int thinkpad_volume_mute(struct acpithinkpad_softc *sc) { return (thinkpad_cmos(sc, THINKPAD_CMOS_VOLUME_MUTE)); }
int thinkpad_volume_down(struct acpithinkpad_softc *sc) { return (thinkpad_cmos(sc, THINKPAD_CMOS_VOLUME_DOWN)); }