Staging
v0.5.2
v0.5.2
https://github.com/torvalds/linux
Tip revision: 03c765b0e3b4cb5063276b086c76f7a612856a9a authored by Linus Torvalds on 26 June 2022, 21:22:10 UTC
Linux 5.19-rc4
Linux 5.19-rc4
Tip revision: 03c765b
xonar_dg_mixer.c
// SPDX-License-Identifier: GPL-2.0-only
/*
* Mixer controls for the Xonar DG/DGX
*
* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
* Copyright (c) Roman Volkov <v1ron@mail.ru>
*/
#include <linux/pci.h>
#include <linux/delay.h>
#include <sound/control.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/pcm.h>
#include <sound/tlv.h>
#include "oxygen.h"
#include "xonar_dg.h"
#include "cs4245.h"
/* analog output select */
static int output_select_apply(struct oxygen *chip)
{
struct dg *data = chip->model_data;
data->cs4245_shadow[CS4245_SIGNAL_SEL] &= ~CS4245_A_OUT_SEL_MASK;
if (data->output_sel == PLAYBACK_DST_HP) {
/* mute FP (aux output) amplifier, switch rear jack to CS4245 */
oxygen_set_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
} else if (data->output_sel == PLAYBACK_DST_HP_FP) {
/*
* Unmute FP amplifier, switch rear jack to CS4361;
* I2S channels 2,3,4 should be inactive.
*/
oxygen_clear_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
data->cs4245_shadow[CS4245_SIGNAL_SEL] |= CS4245_A_OUT_SEL_DAC;
} else {
/*
* 2.0, 4.0, 5.1: switch to CS4361, mute FP amp.,
* and change playback routing.
*/
oxygen_clear_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
}
return cs4245_write_spi(chip, CS4245_SIGNAL_SEL);
}
static int output_select_info(struct snd_kcontrol *ctl,
struct snd_ctl_elem_info *info)
{
static const char *const names[3] = {
"Stereo Headphones",
"Stereo Headphones FP",
"Multichannel",
};
return snd_ctl_enum_info(info, 1, 3, names);
}
static int output_select_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
mutex_lock(&chip->mutex);
value->value.enumerated.item[0] = data->output_sel;
mutex_unlock(&chip->mutex);
return 0;
}
static int output_select_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
unsigned int new = value->value.enumerated.item[0];
int changed = 0;
int ret;
mutex_lock(&chip->mutex);
if (data->output_sel != new) {
data->output_sel = new;
ret = output_select_apply(chip);
changed = ret >= 0 ? 1 : ret;
oxygen_update_dac_routing(chip);
}
mutex_unlock(&chip->mutex);
return changed;
}
/* CS4245 Headphone Channels A&B Volume Control */
static int hp_stereo_volume_info(struct snd_kcontrol *ctl,
struct snd_ctl_elem_info *info)
{
info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
info->count = 2;
info->value.integer.min = 0;
info->value.integer.max = 255;
return 0;
}
static int hp_stereo_volume_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *val)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
unsigned int tmp;
mutex_lock(&chip->mutex);
tmp = (~data->cs4245_shadow[CS4245_DAC_A_CTRL]) & 255;
val->value.integer.value[0] = tmp;
tmp = (~data->cs4245_shadow[CS4245_DAC_B_CTRL]) & 255;
val->value.integer.value[1] = tmp;
mutex_unlock(&chip->mutex);
return 0;
}
static int hp_stereo_volume_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *val)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
int ret;
int changed = 0;
long new1 = val->value.integer.value[0];
long new2 = val->value.integer.value[1];
if ((new1 > 255) || (new1 < 0) || (new2 > 255) || (new2 < 0))
return -EINVAL;
mutex_lock(&chip->mutex);
if ((data->cs4245_shadow[CS4245_DAC_A_CTRL] != ~new1) ||
(data->cs4245_shadow[CS4245_DAC_B_CTRL] != ~new2)) {
data->cs4245_shadow[CS4245_DAC_A_CTRL] = ~new1;
data->cs4245_shadow[CS4245_DAC_B_CTRL] = ~new2;
ret = cs4245_write_spi(chip, CS4245_DAC_A_CTRL);
if (ret >= 0)
ret = cs4245_write_spi(chip, CS4245_DAC_B_CTRL);
changed = ret >= 0 ? 1 : ret;
}
mutex_unlock(&chip->mutex);
return changed;
}
/* Headphone Mute */
static int hp_mute_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *val)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
mutex_lock(&chip->mutex);
val->value.integer.value[0] =
!(data->cs4245_shadow[CS4245_DAC_CTRL_1] & CS4245_MUTE_DAC);
mutex_unlock(&chip->mutex);
return 0;
}
static int hp_mute_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *val)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
int ret;
int changed;
if (val->value.integer.value[0] > 1)
return -EINVAL;
mutex_lock(&chip->mutex);
data->cs4245_shadow[CS4245_DAC_CTRL_1] &= ~CS4245_MUTE_DAC;
data->cs4245_shadow[CS4245_DAC_CTRL_1] |=
(~val->value.integer.value[0] << 2) & CS4245_MUTE_DAC;
ret = cs4245_write_spi(chip, CS4245_DAC_CTRL_1);
changed = ret >= 0 ? 1 : ret;
mutex_unlock(&chip->mutex);
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)
{
info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
info->count = 2;
info->value.integer.min = 2 * -12;
info->value.integer.max = 2 * 12;
return 0;
}
static int input_vol_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
unsigned int idx = ctl->private_value;
mutex_lock(&chip->mutex);
value->value.integer.value[0] = data->input_vol[idx][0];
value->value.integer.value[1] = data->input_vol[idx][1];
mutex_unlock(&chip->mutex);
return 0;
}
static int input_vol_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
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 ||
value->value.integer.value[1] < 2 * -12 ||
value->value.integer.value[1] > 2 * 12)
return -EINVAL;
mutex_lock(&chip->mutex);
changed = data->input_vol[idx][0] != value->value.integer.value[0] ||
data->input_vol[idx][1] != value->value.integer.value[1];
if (changed) {
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) {
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;
}
/* Capture Source */
static int input_source_apply(struct oxygen *chip)
{
struct dg *data = chip->model_data;
data->cs4245_shadow[CS4245_ANALOG_IN] &= ~CS4245_SEL_MASK;
if (data->input_sel == CAPTURE_SRC_FP_MIC)
data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_2;
else if (data->input_sel == CAPTURE_SRC_LINE)
data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_4;
else if (data->input_sel != CAPTURE_SRC_MIC)
data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_1;
return cs4245_write_spi(chip, CS4245_ANALOG_IN);
}
static int input_sel_info(struct snd_kcontrol *ctl,
struct snd_ctl_elem_info *info)
{
static const char *const names[4] = {
"Mic", "Front Mic", "Line", "Aux"
};
return snd_ctl_enum_info(info, 1, 4, names);
}
static int input_sel_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
mutex_lock(&chip->mutex);
value->value.enumerated.item[0] = data->input_sel;
mutex_unlock(&chip->mutex);
return 0;
}
static int input_sel_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
int changed;
int ret;
if (value->value.enumerated.item[0] > 3)
return -EINVAL;
mutex_lock(&chip->mutex);
changed = value->value.enumerated.item[0] != data->input_sel;
if (changed) {
data->input_sel = value->value.enumerated.item[0];
ret = input_source_apply(chip);
if (ret >= 0)
ret = input_volume_apply(chip,
data->input_vol[data->input_sel][0],
data->input_vol[data->input_sel][1]);
changed = ret >= 0 ? 1 : ret;
}
mutex_unlock(&chip->mutex);
return changed;
}
/* ADC high-pass filter */
static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
{
static const char *const names[2] = { "Active", "Frozen" };
return snd_ctl_enum_info(info, 1, 2, names);
}
static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
value->value.enumerated.item[0] =
!!(data->cs4245_shadow[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
return 0;
}
static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
struct dg *data = chip->model_data;
u8 reg;
int changed;
mutex_lock(&chip->mutex);
reg = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
if (value->value.enumerated.item[0])
reg |= CS4245_HPF_FREEZE;
changed = reg != data->cs4245_shadow[CS4245_ADC_CTRL];
if (changed) {
data->cs4245_shadow[CS4245_ADC_CTRL] = reg;
cs4245_write_spi(chip, CS4245_ADC_CTRL);
}
mutex_unlock(&chip->mutex);
return changed;
}
#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 = 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,
.name = "Analog Output Playback Enum",
.info = output_select_info,
.get = output_select_get,
.put = output_select_put,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Headphone Playback Volume",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = hp_stereo_volume_info,
.get = hp_stereo_volume_get,
.put = hp_stereo_volume_put,
.tlv = { .p = hp_db_scale, },
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Headphone Playback Switch",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.info = snd_ctl_boolean_mono_info,
.get = hp_mute_get,
.put = hp_mute_put,
},
INPUT_VOLUME("Mic Capture Volume", CAPTURE_SRC_MIC),
INPUT_VOLUME("Front Mic Capture Volume", CAPTURE_SRC_FP_MIC),
INPUT_VOLUME("Line Capture Volume", CAPTURE_SRC_LINE),
INPUT_VOLUME("Aux Capture Volume", CAPTURE_SRC_AUX),
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Capture Source",
.info = input_sel_info,
.get = input_sel_get,
.put = input_sel_put,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "ADC High-pass Filter Capture Enum",
.info = hpf_info,
.get = hpf_get,
.put = hpf_put,
},
};
static int dg_control_filter(struct snd_kcontrol_new *template)
{
if (!strncmp(template->name, "Master Playback ", 16))
return 1;
return 0;
}
static int dg_mixer_init(struct oxygen *chip)
{
unsigned int i;
int err;
output_select_apply(chip);
input_source_apply(chip);
oxygen_update_dac_routing(chip);
for (i = 0; i < ARRAY_SIZE(dg_controls); ++i) {
err = snd_ctl_add(chip->card,
snd_ctl_new1(&dg_controls[i], chip));
if (err < 0)
return err;
}
return 0;
}
const struct oxygen_model model_xonar_dg = {
.longname = "C-Media Oxygen HD Audio",
.chip = "CMI8786",
.init = dg_init,
.control_filter = dg_control_filter,
.mixer_init = dg_mixer_init,
.cleanup = dg_cleanup,
.suspend = dg_suspend,
.resume = dg_resume,
.set_dac_params = set_cs4245_dac_params,
.set_adc_params = set_cs4245_adc_params,
.adjust_dac_routing = adjust_dg_dac_routing,
.dump_registers = dump_cs4245_registers,
.model_data_size = sizeof(struct dg),
.device_config = PLAYBACK_0_TO_I2S |
PLAYBACK_1_TO_SPDIF |
CAPTURE_0_FROM_I2S_1 |
CAPTURE_1_FROM_SPDIF,
.dac_channels_pcm = 6,
.dac_channels_mixer = 0,
.function_flags = OXYGEN_FUNCTION_SPI,
.dac_mclks = OXYGEN_MCLKS(256, 128, 128),
.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
};