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ALSA: oxygen: Xonar DG(X): modify capture volume functions 

Modify the input_vol_* functions to use the new SPI routines,
There is a new applying function that will be called when
the capture source changed.

Signed-off-by: Roman Volkov <v1ron@mail.ru>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
This commit is contained in:
Roman Volkov 2014-01-24 16:18:17 +04:00 committed by Clemens Ladisch
parent c754639a29
commit cf218b2ef3
2 changed files with 26 additions and 8 deletions
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3
sound/pci/oxygen/xonar_dg.h
View File

@ -28,7 +28,8 @@ struct dg {
unsigned char cs4245_shadow[17];
/* output select: headphone/speakers */
unsigned char output_sel;
s8 input_vol[4][2];
/* volumes for all capture sources */
char input_vol[4][2];
unsigned int input_sel;
u8 hp_vol_att;
};

29
sound/pci/oxygen/xonar_dg_mixer.c
View File

@ -190,6 +190,21 @@ static int hp_mute_put(struct snd_kcontrol *ctl,
return changed;
}
/* capture volume for all sources */
static int input_volume_apply(struct oxygen *chip, char left, char right)
{
struct dg *data = chip->model_data;
int ret;
data->cs4245_shadow[CS4245_PGA_A_CTRL] = left;
data->cs4245_shadow[CS4245_PGA_B_CTRL] = right;
ret = cs4245_write_spi(chip, CS4245_PGA_A_CTRL);
if (ret < 0)
return ret;
return cs4245_write_spi(chip, CS4245_PGA_B_CTRL);
}
static int input_vol_info(struct snd_kcontrol *ctl,
struct snd_ctl_elem_info *info)
{
@ -221,6 +236,7 @@ static int input_vol_put(struct snd_kcontrol *ctl,
struct dg *data = chip->model_data;
unsigned int idx = ctl->private_value;
int changed = 0;
int ret = 0;
if (value->value.integer.value[0] < 2 * -12 ||
value->value.integer.value[0] > 2 * 12 ||
@ -234,18 +250,16 @@ static int input_vol_put(struct snd_kcontrol *ctl,
data->input_vol[idx][0] = value->value.integer.value[0];
data->input_vol[idx][1] = value->value.integer.value[1];
if (idx == data->input_sel) {
cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
data->input_vol[idx][0]);
cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
ret = input_volume_apply(chip,
data->input_vol[idx][0],
data->input_vol[idx][1]);
}
changed = ret >= 0 ? 1 : ret;
}
mutex_unlock(&chip->mutex);
return changed;
}
static DECLARE_TLV_DB_SCALE(cs4245_pga_db_scale, -1200, 50, 0);
static int input_sel_info(struct snd_kcontrol *ctl,
struct snd_ctl_elem_info *info)
{
@ -345,13 +359,16 @@ static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
#define INPUT_VOLUME(xname, index) { \
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
.name = xname, \
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
.info = input_vol_info, \
.get = input_vol_get, \
.put = input_vol_put, \
.tlv = { .p = cs4245_pga_db_scale }, \
.tlv = { .p = pga_db_scale }, \
.private_value = index, \
}
static const DECLARE_TLV_DB_MINMAX(hp_db_scale, -12550, 0);
static const DECLARE_TLV_DB_MINMAX(pga_db_scale, -1200, 1200);
static const struct snd_kcontrol_new dg_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,