/*
* vx_reset_codec - reset and initialize the codecs
*/
void vx_reset_codec(struct vx_core *chip, int cold_reset)
{
unsigned int i;
int port = chip->type >= VX_TYPE_VXPOCKET ? 0x75 : 0x65;
chip->ops->reset_codec(chip);
/* AKM codecs should be initialized in reset_codec callback */
if (! chip->ops->akm_write) {
/* initialize old codecs */
for (i = 0; i < chip->hw->num_codecs; i++) {
/* DAC control register (change level when zero crossing + mute) */
vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER, DAC_ATTEN_MAX);
/* ADC control register */
vx_set_codec_reg(chip, i, XX_CODEC_ADC_CONTROL_REGISTER, 0x00);
/* Port mode register */
vx_set_codec_reg(chip, i, XX_CODEC_PORT_MODE_REGISTER, port);
/* Clock control register */
vx_set_codec_reg(chip, i, XX_CODEC_CLOCK_CONTROL_REGISTER, 0x00);
}
}
/* mute analog output */
for (i = 0; i < chip->hw->num_codecs; i++) {
chip->output_level[i][0] = 0;
chip->output_level[i][1] = 0;
vx_set_analog_output_level(chip, i, 0, 0);
}
}
static int vx_output_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int codec = kcontrol->id.index;
mutex_lock(&chip->mixer_mutex);
if (ucontrol->value.integer.value[0] != chip->output_level[codec][0] ||
ucontrol->value.integer.value[1] != chip->output_level[codec][1]) {
vx_set_analog_output_level(chip, codec,
ucontrol->value.integer.value[0],
ucontrol->value.integer.value[1]);
chip->output_level[codec][0] = ucontrol->value.integer.value[0];
chip->output_level[codec][1] = ucontrol->value.integer.value[1];
mutex_unlock(&chip->mixer_mutex);
return 1;
}
mutex_unlock(&chip->mixer_mutex);
return 0;
}
static int vx_output_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
struct vx_core *chip = snd_kcontrol_chip(kcontrol);
int codec = kcontrol->id.index;
unsigned int val[2], vmax;
vmax = chip->hw->output_level_max;
val[0] = ucontrol->value.integer.value[0];
val[1] = ucontrol->value.integer.value[1];
if (val[0] > vmax || val[1] > vmax)
return -EINVAL;
mutex_lock(&chip->mixer_mutex);
if (val[0] != chip->output_level[codec][0] ||
val[1] != chip->output_level[codec][1]) {
vx_set_analog_output_level(chip, codec, val[0], val[1]);
chip->output_level[codec][0] = val[0];
chip->output_level[codec][1] = val[1];
mutex_unlock(&chip->mixer_mutex);
return 1;
}
mutex_unlock(&chip->mixer_mutex);
return 0;
}
