int vxp_add_mic_controls(vx_core_t *_chip)
{
struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip;
int err;
/* mute input levels */
chip->mic_level = 0;
switch (_chip->type) {
case VX_TYPE_VXPOCKET:
vx_set_mic_level(_chip, 0);
break;
case VX_TYPE_VXP440:
vx_set_mic_boost(_chip, 0);
break;
}
/* mic level */
switch (_chip->type) {
case VX_TYPE_VXPOCKET:
if ((err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_level, chip))) < 0)
return err;
break;
case VX_TYPE_VXP440:
if ((err = snd_ctl_add(_chip->card, snd_ctl_new1(&vx_control_mic_boost, chip))) < 0)
return err;
break;
}
return 0;
}
static int vx_mic_boost_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
{
vx_core_t *_chip = snd_kcontrol_chip(kcontrol);
struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip;
down(&_chip->mixer_mutex);
if (chip->mic_level != ucontrol->value.integer.value[0]) {
vx_set_mic_boost(_chip, ucontrol->value.integer.value[0]);
chip->mic_level = ucontrol->value.integer.value[0];
up(&_chip->mixer_mutex);
return 1;
}
up(&_chip->mixer_mutex);
return 0;
}
static int vx_mic_boost_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip;
mutex_lock(&_chip->mixer_mutex);
if (chip->mic_level != ucontrol->value.integer.value[0]) {
vx_set_mic_boost(_chip, ucontrol->value.integer.value[0]);
chip->mic_level = ucontrol->value.integer.value[0];
mutex_unlock(&_chip->mixer_mutex);
return 1;
}
mutex_unlock(&_chip->mixer_mutex);
return 0;
}
