TUNER_TYPE_MASK
if ((chip->tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
(chip->tea575x_tuner & TUNER_TYPE_MASK) < 4) {
} else if ((chip->tea575x_tuner & TUNER_TYPE_MASK) == 0) {
(&snd_fm801_tea575x_gpios[((chip)->tea575x_tuner & TUNER_TYPE_MASK) - 1])