void xonar_init_cs53x1(struct oxygen *chip);
void xonar_set_cs53x1_params(struct oxygen *chip,
struct snd_pcm_hw_params *params);
+
+#define XONAR_GPIO_BIT_INVERT (1 << 16)
int xonar_gpio_bit_switch_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value);
int xonar_gpio_bit_switch_put(struct snd_kcontrol *ctl,