dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

[ALSA] oxygen: add monitor controls 

Add controls to enable monitoring of the analog and digital inputs.

To allow monitoring after loading the driver when nothing has been
played back or recorded yet, the I2S input and outputs are initialized
to a valid configuration.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Clemens Ladisch 2008-03-19 08:17:33 +01:00 committed by Takashi Iwai
parent 33fa724e29
commit fa5d8106cb
2 changed files with 164 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
sound/pci/oxygen/oxygen_lib.c
View File

@ -267,20 +267,20 @@ static void oxygen_init(struct oxygen *chip)
(OXYGEN_FORMAT_16 << OXYGEN_MULTICH_FORMAT_SHIFT));
oxygen_write8(chip, OXYGEN_REC_CHANNELS, OXYGEN_REC_CHANNELS_2_2_2);
oxygen_write16(chip, OXYGEN_I2S_MULTICH_FORMAT,
OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
OXYGEN_RATE_48000 | chip->model->dac_i2s_format |
OXYGEN_I2S_MCLK_256 | OXYGEN_I2S_BITS_16 |
OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
OXYGEN_RATE_48000 | chip->model->adc_i2s_format |
OXYGEN_I2S_MCLK_256 | OXYGEN_I2S_BITS_16 |
OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
oxygen_write16(chip, OXYGEN_I2S_B_FORMAT,
OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
OXYGEN_RATE_48000 | chip->model->adc_i2s_format |
OXYGEN_I2S_MCLK_256 | OXYGEN_I2S_BITS_16 |
OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
oxygen_write16(chip, OXYGEN_I2S_C_FORMAT,
OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
OXYGEN_RATE_48000 | chip->model->adc_i2s_format |
OXYGEN_I2S_MCLK_256 | OXYGEN_I2S_BITS_16 |
OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
oxygen_write32_masked(chip, OXYGEN_SPDIF_CONTROL,
OXYGEN_SPDIF_SENSE_MASK |

156
sound/pci/oxygen/oxygen_mixer.c
View File

@ -446,6 +446,50 @@ static int spdif_loopback_put(struct snd_kcontrol *ctl,
return changed;
}
static int monitor_volume_info(struct snd_kcontrol *ctl,
struct snd_ctl_elem_info *info)
{
info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
info->count = 1;
info->value.integer.min = 0;
info->value.integer.max = 1;
return 0;
}
static int monitor_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
u8 bit = ctl->private_value;
int invert = ctl->private_value & (1 << 8);
value->value.integer.value[0] =
!!invert ^ !!(oxygen_read8(chip, OXYGEN_ADC_MONITOR) & bit);
return 0;
}
static int monitor_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
u8 bit = ctl->private_value;
int invert = ctl->private_value & (1 << 8);
u8 oldreg, newreg;
int changed;
spin_lock_irq(&chip->reg_lock);
oldreg = oxygen_read8(chip, OXYGEN_ADC_MONITOR);
if ((!!value->value.integer.value[0] ^ !!invert) != 0)
newreg = oldreg | bit;
else
newreg = oldreg & ~bit;
changed = newreg != oldreg;
if (changed)
oxygen_write8(chip, OXYGEN_ADC_MONITOR, newreg);
spin_unlock_irq(&chip->reg_lock);
return changed;
}
static int ac97_switch_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
@ -608,6 +652,7 @@ static int ac97_fp_rec_volume_put(struct snd_kcontrol *ctl,
.private_value = ((codec) << 24) | (index), \
}
static DECLARE_TLV_DB_SCALE(monitor_db_scale, -1000, 1000, 0);
static DECLARE_TLV_DB_SCALE(ac97_db_scale, -3450, 150, 0);
static DECLARE_TLV_DB_SCALE(ac97_rec_db_scale, 0, 150, 0);
@ -692,6 +737,93 @@ static const struct snd_kcontrol_new controls[] = {
},
};
static const struct snd_kcontrol_new monitor_a_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Input Monitor Switch",
.info = snd_ctl_boolean_mono_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_A,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Input Monitor Volume",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = monitor_volume_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_A_HALF_VOL | (1 << 8),
.tlv = { .p = monitor_db_scale, },
},
};
static const struct snd_kcontrol_new monitor_b_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Input Monitor Switch",
.info = snd_ctl_boolean_mono_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_B,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Input Monitor Volume",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = monitor_volume_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL | (1 << 8),
.tlv = { .p = monitor_db_scale, },
},
};
static const struct snd_kcontrol_new monitor_2nd_b_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Input Monitor Switch",
.index = 1,
.info = snd_ctl_boolean_mono_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_B,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Input Monitor Volume",
.index = 1,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = monitor_volume_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_B_HALF_VOL | (1 << 8),
.tlv = { .p = monitor_db_scale, },
},
};
static const struct snd_kcontrol_new monitor_c_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Digital Input Monitor Switch",
.info = snd_ctl_boolean_mono_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_C,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Digital Input Monitor Volume",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = monitor_volume_info,
.get = monitor_get,
.put = monitor_put,
.private_value = OXYGEN_ADC_MONITOR_C_HALF_VOL | (1 << 8),
.tlv = { .p = monitor_db_scale, },
},
};
static const struct snd_kcontrol_new ac97_controls[] = {
AC97_VOLUME("Mic Capture Volume", 0, AC97_MIC),
AC97_SWITCH("Mic Capture Switch", 0, AC97_MIC, 15, 1),
@ -778,6 +910,30 @@ int oxygen_mixer_init(struct oxygen *chip)
err = add_controls(chip, controls, ARRAY_SIZE(controls));
if (err < 0)
return err;
if (chip->model->used_channels & OXYGEN_CHANNEL_A) {
err = add_controls(chip, monitor_a_controls,
ARRAY_SIZE(monitor_a_controls));
if (err < 0)
return err;
} else if (chip->model->used_channels & OXYGEN_CHANNEL_B) {
err = add_controls(chip, monitor_b_controls,
ARRAY_SIZE(monitor_b_controls));
if (err < 0)
return err;
}
if ((chip->model->used_channels & (OXYGEN_CHANNEL_A | OXYGEN_CHANNEL_B))
== (OXYGEN_CHANNEL_A | OXYGEN_CHANNEL_B)) {
err = add_controls(chip, monitor_2nd_b_controls,
ARRAY_SIZE(monitor_2nd_b_controls));
if (err < 0)
return err;
}
if (chip->model->used_channels & OXYGEN_CHANNEL_C) {
err = add_controls(chip, monitor_c_controls,
ARRAY_SIZE(monitor_c_controls));
if (err < 0)
return err;
}
if (chip->has_ac97_0) {
err = add_controls(chip, ac97_controls,
ARRAY_SIZE(ac97_controls));