linux/sound/pci/oxygen/xonar_cs43xx.c
Clemens Ladisch 3d8bb454c4 sound: oxygen: add stereo upmixing to center/LFE channels
Add the possibility to route a mix of the two channels of stereo data to
the center and LFE outputs.  This is implemented only for models where
the DACs support this, i.e., for the Xonar D1 and DX.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2009-09-28 11:54:11 +02:00

324 lines
9.0 KiB
C

/*
* card driver for models with CS4398/CS4362A DACs (Xonar D1/DX)
*
* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
*
*
* This driver is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.
*
* This driver is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this driver; if not, see <http://www.gnu.org/licenses/>.
*/
/*
* Xonar D1/DX
* -----------
*
* CMI8788:
*
* I²C <-> CS4398 (front)
* <-> CS4362A (surround, center/LFE, back)
*
* GPI 0 <- external power present (DX only)
*
* GPIO 0 -> enable output to speakers
* GPIO 1 -> enable front panel I/O
* GPIO 2 -> M0 of CS5361
* GPIO 3 -> M1 of CS5361
* GPIO 8 -> route input jack to line-in (0) or mic-in (1)
*
* CS4398:
*
* AD0 <- 1
* AD1 <- 1
*
* CS4362A:
*
* AD0 <- 0
*/
#include <linux/pci.h>
#include <linux/delay.h>
#include <sound/ac97_codec.h>
#include <sound/control.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/tlv.h>
#include "xonar.h"
#include "cs4398.h"
#include "cs4362a.h"
#define GPI_EXT_POWER 0x01
#define GPIO_D1_OUTPUT_ENABLE 0x0001
#define GPIO_D1_FRONT_PANEL 0x0002
#define GPIO_D1_INPUT_ROUTE 0x0100
#define I2C_DEVICE_CS4398 0x9e /* 10011, AD1=1, AD0=1, /W=0 */
#define I2C_DEVICE_CS4362A 0x30 /* 001100, AD0=0, /W=0 */
struct xonar_cs43xx {
struct xonar_generic generic;
u8 cs4398_fm;
u8 cs4362a_fm;
u8 cs4362a_fm_c;
};
static void cs4398_write(struct oxygen *chip, u8 reg, u8 value)
{
oxygen_write_i2c(chip, I2C_DEVICE_CS4398, reg, value);
}
static void cs4362a_write(struct oxygen *chip, u8 reg, u8 value)
{
oxygen_write_i2c(chip, I2C_DEVICE_CS4362A, reg, value);
}
static void update_cs4362a_volumes(struct oxygen *chip)
{
u8 mute;
mute = chip->dac_mute ? CS4362A_MUTE : 0;
cs4362a_write(chip, 7, (127 - chip->dac_volume[2]) | mute);
cs4362a_write(chip, 8, (127 - chip->dac_volume[3]) | mute);
cs4362a_write(chip, 10, (127 - chip->dac_volume[4]) | mute);
cs4362a_write(chip, 11, (127 - chip->dac_volume[5]) | mute);
cs4362a_write(chip, 13, (127 - chip->dac_volume[6]) | mute);
cs4362a_write(chip, 14, (127 - chip->dac_volume[7]) | mute);
}
static void update_cs43xx_volume(struct oxygen *chip)
{
cs4398_write(chip, 5, (127 - chip->dac_volume[0]) * 2);
cs4398_write(chip, 6, (127 - chip->dac_volume[1]) * 2);
update_cs4362a_volumes(chip);
}
static void update_cs43xx_mute(struct oxygen *chip)
{
u8 reg;
reg = CS4398_MUTEP_LOW | CS4398_PAMUTE;
if (chip->dac_mute)
reg |= CS4398_MUTE_B | CS4398_MUTE_A;
cs4398_write(chip, 4, reg);
update_cs4362a_volumes(chip);
}
static void cs43xx_init(struct oxygen *chip)
{
struct xonar_cs43xx *data = chip->model_data;
/* set CPEN (control port mode) and power down */
cs4398_write(chip, 8, CS4398_CPEN | CS4398_PDN);
cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
/* configure */
cs4398_write(chip, 2, data->cs4398_fm);
cs4398_write(chip, 3, CS4398_ATAPI_B_R | CS4398_ATAPI_A_L);
cs4398_write(chip, 7, CS4398_RMP_DN | CS4398_RMP_UP |
CS4398_ZERO_CROSS | CS4398_SOFT_RAMP);
cs4362a_write(chip, 0x02, CS4362A_DIF_LJUST);
cs4362a_write(chip, 0x03, CS4362A_MUTEC_6 | CS4362A_AMUTE |
CS4362A_RMP_UP | CS4362A_ZERO_CROSS | CS4362A_SOFT_RAMP);
cs4362a_write(chip, 0x04, CS4362A_RMP_DN | CS4362A_DEM_NONE);
cs4362a_write(chip, 0x05, 0);
cs4362a_write(chip, 0x06, data->cs4362a_fm);
cs4362a_write(chip, 0x09, data->cs4362a_fm_c);
cs4362a_write(chip, 0x0c, data->cs4362a_fm);
update_cs43xx_volume(chip);
update_cs43xx_mute(chip);
/* clear power down */
cs4398_write(chip, 8, CS4398_CPEN);
cs4362a_write(chip, 0x01, CS4362A_CPEN);
}
static void xonar_d1_init(struct oxygen *chip)
{
struct xonar_cs43xx *data = chip->model_data;
data->generic.anti_pop_delay = 800;
data->generic.output_enable_bit = GPIO_D1_OUTPUT_ENABLE;
data->cs4398_fm = CS4398_FM_SINGLE | CS4398_DEM_NONE | CS4398_DIF_LJUST;
data->cs4362a_fm = CS4362A_FM_SINGLE |
CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
data->cs4362a_fm_c = data->cs4362a_fm;
oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
OXYGEN_2WIRE_LENGTH_8 |
OXYGEN_2WIRE_INTERRUPT_MASK |
OXYGEN_2WIRE_SPEED_FAST);
cs43xx_init(chip);
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
GPIO_D1_FRONT_PANEL | GPIO_D1_INPUT_ROUTE);
oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
GPIO_D1_FRONT_PANEL | GPIO_D1_INPUT_ROUTE);
xonar_init_cs53x1(chip);
xonar_enable_output(chip);
snd_component_add(chip->card, "CS4398");
snd_component_add(chip->card, "CS4362A");
snd_component_add(chip->card, "CS5361");
}
static void xonar_dx_init(struct oxygen *chip)
{
struct xonar_cs43xx *data = chip->model_data;
data->generic.ext_power_reg = OXYGEN_GPI_DATA;
data->generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
data->generic.ext_power_bit = GPI_EXT_POWER;
xonar_init_ext_power(chip);
xonar_d1_init(chip);
}
static void xonar_d1_cleanup(struct oxygen *chip)
{
xonar_disable_output(chip);
cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
oxygen_clear_bits8(chip, OXYGEN_FUNCTION, OXYGEN_FUNCTION_RESET_CODEC);
}
static void xonar_d1_suspend(struct oxygen *chip)
{
xonar_d1_cleanup(chip);
}
static void xonar_d1_resume(struct oxygen *chip)
{
oxygen_set_bits8(chip, OXYGEN_FUNCTION, OXYGEN_FUNCTION_RESET_CODEC);
msleep(1);
cs43xx_init(chip);
xonar_enable_output(chip);
}
static void set_cs43xx_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
struct xonar_cs43xx *data = chip->model_data;
u8 cs4398_fm, cs4362a_fm;
if (params_rate(params) <= 50000) {
cs4398_fm = CS4398_FM_SINGLE;
cs4362a_fm = CS4362A_FM_SINGLE;
} else if (params_rate(params) <= 100000) {
cs4398_fm = CS4398_FM_DOUBLE;
cs4362a_fm = CS4362A_FM_DOUBLE;
} else {
cs4398_fm = CS4398_FM_QUAD;
cs4362a_fm = CS4362A_FM_QUAD;
}
data->cs4398_fm = CS4398_DEM_NONE | CS4398_DIF_LJUST | cs4398_fm;
data->cs4362a_fm =
(data->cs4362a_fm & ~CS4362A_FM_MASK) | cs4362a_fm;
data->cs4362a_fm_c =
(data->cs4362a_fm_c & ~CS4362A_FM_MASK) | cs4362a_fm;
cs4398_write(chip, 2, data->cs4398_fm);
cs4362a_write(chip, 0x06, data->cs4362a_fm);
cs4362a_write(chip, 0x09, data->cs4362a_fm_c);
cs4362a_write(chip, 0x0c, data->cs4362a_fm);
}
static void update_cs43xx_center_lfe_mix(struct oxygen *chip, bool mixed)
{
struct xonar_cs43xx *data = chip->model_data;
data->cs4362a_fm_c &= ~CS4362A_ATAPI_MASK;
if (mixed)
data->cs4362a_fm_c |= CS4362A_ATAPI_B_LR | CS4362A_ATAPI_A_LR;
else
data->cs4362a_fm_c |= CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
cs4362a_write(chip, 0x09, data->cs4362a_fm_c);
}
static const struct snd_kcontrol_new front_panel_switch = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Front Panel Switch",
.info = snd_ctl_boolean_mono_info,
.get = xonar_gpio_bit_switch_get,
.put = xonar_gpio_bit_switch_put,
.private_value = GPIO_D1_FRONT_PANEL,
};
static void xonar_d1_line_mic_ac97_switch(struct oxygen *chip,
unsigned int reg, unsigned int mute)
{
if (reg == AC97_LINE) {
spin_lock_irq(&chip->reg_lock);
oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
mute ? GPIO_D1_INPUT_ROUTE : 0,
GPIO_D1_INPUT_ROUTE);
spin_unlock_irq(&chip->reg_lock);
}
}
static const DECLARE_TLV_DB_SCALE(cs4362a_db_scale, -6000, 100, 0);
static int xonar_d1_control_filter(struct snd_kcontrol_new *template)
{
if (!strncmp(template->name, "CD Capture ", 11))
return 1; /* no CD input */
return 0;
}
static int xonar_d1_mixer_init(struct oxygen *chip)
{
return snd_ctl_add(chip->card, snd_ctl_new1(&front_panel_switch, chip));
}
static const struct oxygen_model model_xonar_d1 = {
.longname = "Asus Virtuoso 100",
.chip = "AV200",
.init = xonar_d1_init,
.control_filter = xonar_d1_control_filter,
.mixer_init = xonar_d1_mixer_init,
.cleanup = xonar_d1_cleanup,
.suspend = xonar_d1_suspend,
.resume = xonar_d1_resume,
.set_dac_params = set_cs43xx_params,
.set_adc_params = xonar_set_cs53x1_params,
.update_dac_volume = update_cs43xx_volume,
.update_dac_mute = update_cs43xx_mute,
.update_center_lfe_mix = update_cs43xx_center_lfe_mix,
.ac97_switch = xonar_d1_line_mic_ac97_switch,
.dac_tlv = cs4362a_db_scale,
.model_data_size = sizeof(struct xonar_cs43xx),
.device_config = PLAYBACK_0_TO_I2S |
PLAYBACK_1_TO_SPDIF |
CAPTURE_0_FROM_I2S_2,
.dac_channels = 8,
.dac_volume_min = 127 - 60,
.dac_volume_max = 127,
.function_flags = OXYGEN_FUNCTION_2WIRE,
.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
};
int __devinit get_xonar_cs43xx_model(struct oxygen *chip,
const struct pci_device_id *id)
{
switch (id->subdevice) {
case 0x834f:
chip->model = model_xonar_d1;
chip->model.shortname = "Xonar D1";
break;
case 0x8275:
case 0x8327:
chip->model = model_xonar_d1;
chip->model.shortname = "Xonar DX";
chip->model.init = xonar_dx_init;
break;
default:
return -EINVAL;
}
return 0;
}