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linux/sound/pci/hda/patch_via.c
Takashi Iwai 6b97eb45f2 [ALSA] hda-codec - Fix SPDIF output 
Fix SPDIF output (at least on Realtek codecs).  The DIGI_CONVERT verbs
have to be reset before the PCM stream is set up.  Otherwise the digital
setup is screwed up.
Also, check the AMP capability before setting AMP of the digital out
widget.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
2007-05-11 16:55:56 +02:00

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/*
* Universal Interface for Intel High Definition Audio Codec
*
* HD audio interface patch for VIA VT1708 codec
*
* Copyright (c) 2006 Lydia Wang <lydiawang@viatech.com>
* Takashi Iwai <tiwai@suse.de>
*
* This driver is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* * * * * * * * * * * * * * Release History * * * * * * * * * * * * * * * * */
/* */
/* 2006-03-03 Lydia Wang Create the basic patch to support VT1708 codec */
/* 2006-03-14 Lydia Wang Modify hard code for some pin widget nid */
/* 2006-08-02 Lydia Wang Add support to VT1709 codec */
/* 2006-09-08 Lydia Wang Fix internal loopback recording source select bug */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <sound/driver.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <sound/core.h>
#include "hda_codec.h"
#include "hda_local.h"
/* amp values */
#define AMP_VAL_IDX_SHIFT 19
#define AMP_VAL_IDX_MASK (0x0f<<19)
#define NUM_CONTROL_ALLOC 32
#define NUM_VERB_ALLOC 32
/* Pin Widget NID */
#define VT1708_HP_NID 0x13
#define VT1708_DIGOUT_NID 0x14
#define VT1708_DIGIN_NID 0x16
#define VT1709_HP_DAC_NID 0x28
#define VT1709_DIGOUT_NID 0x13
#define VT1709_DIGIN_NID 0x17
#define IS_VT1708_VENDORID(x) ((x) >= 0x11061708 && (x) <= 0x1106170b)
#define IS_VT1709_10CH_VENDORID(x) ((x) >= 0x1106e710 && (x) <= 0x1106e713)
#define IS_VT1709_6CH_VENDORID(x) ((x) >= 0x1106e714 && (x) <= 0x1106e717)
enum {
VIA_CTL_WIDGET_VOL,
VIA_CTL_WIDGET_MUTE,
};
enum {
AUTO_SEQ_FRONT,
AUTO_SEQ_SURROUND,
AUTO_SEQ_CENLFE,
AUTO_SEQ_SIDE
};
static struct snd_kcontrol_new vt1708_control_templates[] = {
HDA_CODEC_VOLUME(NULL, 0, 0, 0),
HDA_CODEC_MUTE(NULL, 0, 0, 0),
};
struct via_spec {
/* codec parameterization */
struct snd_kcontrol_new *mixers[3];
unsigned int num_mixers;
struct hda_verb *init_verbs;
char *stream_name_analog;
struct hda_pcm_stream *stream_analog_playback;
struct hda_pcm_stream *stream_analog_capture;
char *stream_name_digital;
struct hda_pcm_stream *stream_digital_playback;
struct hda_pcm_stream *stream_digital_capture;
/* playback */
struct hda_multi_out multiout;
/* capture */
unsigned int num_adc_nids;
hda_nid_t *adc_nids;
hda_nid_t dig_in_nid;
/* capture source */
const struct hda_input_mux *input_mux;
unsigned int cur_mux[3];
/* PCM information */
struct hda_pcm pcm_rec[2];
/* dynamic controls, init_verbs and input_mux */
struct auto_pin_cfg autocfg;
unsigned int num_kctl_alloc, num_kctl_used;
struct snd_kcontrol_new *kctl_alloc;
struct hda_input_mux private_imux;
hda_nid_t private_dac_nids[4];
};
static hda_nid_t vt1708_adc_nids[2] = {
/* ADC1-2 */
0x15, 0x27
};
static hda_nid_t vt1709_adc_nids[3] = {
/* ADC1-2 */
0x14, 0x15, 0x16
};
/* add dynamic controls */
static int via_add_control(struct via_spec *spec, int type, const char *name,
unsigned long val)
{
struct snd_kcontrol_new *knew;
if (spec->num_kctl_used >= spec->num_kctl_alloc) {
int num = spec->num_kctl_alloc + NUM_CONTROL_ALLOC;
/* array + terminator */
knew = kcalloc(num + 1, sizeof(*knew), GFP_KERNEL);
if (!knew)
return -ENOMEM;
if (spec->kctl_alloc) {
memcpy(knew, spec->kctl_alloc,
sizeof(*knew) * spec->num_kctl_alloc);
kfree(spec->kctl_alloc);
}
spec->kctl_alloc = knew;
spec->num_kctl_alloc = num;
}
knew = &spec->kctl_alloc[spec->num_kctl_used];
*knew = vt1708_control_templates[type];
knew->name = kstrdup(name, GFP_KERNEL);
if (!knew->name)
return -ENOMEM;
knew->private_value = val;
spec->num_kctl_used++;
return 0;
}
/* create input playback/capture controls for the given pin */
static int via_new_analog_input(struct via_spec *spec, hda_nid_t pin,
const char *ctlname, int idx, int mix_nid)
{
char name[32];
int err;
sprintf(name, "%s Playback Volume", ctlname);
err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT));
if (err < 0)
return err;
sprintf(name, "%s Playback Switch", ctlname);
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT));
if (err < 0)
return err;
return 0;
}
static void via_auto_set_output_and_unmute(struct hda_codec *codec,
hda_nid_t nid, int pin_type,
int dac_idx)
{
/* set as output */
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
pin_type);
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
AMP_OUT_UNMUTE);
}
static void via_auto_init_multi_out(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int i;
for (i = 0; i <= AUTO_SEQ_SIDE; i++) {
hda_nid_t nid = spec->autocfg.line_out_pins[i];
if (nid)
via_auto_set_output_and_unmute(codec, nid, PIN_OUT, i);
}
}
static void via_auto_init_hp_out(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
hda_nid_t pin;
pin = spec->autocfg.hp_pins[0];
if (pin) /* connect to front */
via_auto_set_output_and_unmute(codec, pin, PIN_HP, 0);
}
static void via_auto_init_analog_input(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int i;
for (i = 0; i < AUTO_PIN_LAST; i++) {
hda_nid_t nid = spec->autocfg.input_pins[i];
snd_hda_codec_write(codec, nid, 0,
AC_VERB_SET_PIN_WIDGET_CONTROL,
(i <= AUTO_PIN_FRONT_MIC ?
PIN_VREF50 : PIN_IN));
}
}
/*
* input MUX handling
*/
static int via_mux_enum_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
return snd_hda_input_mux_info(spec->input_mux, uinfo);
}
static int via_mux_enum_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
ucontrol->value.enumerated.item[0] = spec->cur_mux[adc_idx];
return 0;
}
static int via_mux_enum_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
unsigned int vendor_id = codec->vendor_id;
/* AIW0 lydia 060801 add for correct sw0 input select */
if (IS_VT1708_VENDORID(vendor_id) && (adc_idx == 0))
return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
0x18, &spec->cur_mux[adc_idx]);
else if ((IS_VT1709_10CH_VENDORID(vendor_id) ||
IS_VT1709_6CH_VENDORID(vendor_id)) && (adc_idx == 0) )
return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
0x19, &spec->cur_mux[adc_idx]);
else
return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
spec->adc_nids[adc_idx],
&spec->cur_mux[adc_idx]);
}
/* capture mixer elements */
static struct snd_kcontrol_new vt1708_capture_mixer[] = {
HDA_CODEC_VOLUME("Capture Volume", 0x15, 0x0, HDA_INPUT),
HDA_CODEC_MUTE("Capture Switch", 0x15, 0x0, HDA_INPUT),
HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x27, 0x0, HDA_INPUT),
HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x27, 0x0, HDA_INPUT),
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
/* The multiple "Capture Source" controls confuse alsamixer
* So call somewhat different..
* FIXME: the controls appear in the "playback" view!
*/
/* .name = "Capture Source", */
.name = "Input Source",
.count = 1,
.info = via_mux_enum_info,
.get = via_mux_enum_get,
.put = via_mux_enum_put,
},
{ } /* end */
};
/*
* generic initialization of ADC, input mixers and output mixers
*/
static struct hda_verb vt1708_volume_init_verbs[] = {
/*
* Unmute ADC0-1 and set the default input to mic-in
*/
{0x15, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x27, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
/* Unmute input amps (CD, Line In, Mic 1 & Mic 2) of the analog-loopback
* mixer widget
*/
/* Amp Indices: CD = 1, Mic1 = 2, Line = 3, Mic2 = 4 */
{0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
{0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(2)},
{0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(3)},
{0x17, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(4)},
/*
* Set up output mixers (0x19 - 0x1b)
*/
/* set vol=0 to output mixers */
{0x19, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x1a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x1b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
/* Setup default input to PW4 */
{0x20, AC_VERB_SET_CONNECT_SEL, 0x1},
/* Set mic as default input of sw0 */
{0x18, AC_VERB_SET_CONNECT_SEL, 0x2},
/* PW9 Output enable */
{0x25, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x40},
};
static int via_playback_pcm_open(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream);
}
static int via_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
unsigned int stream_tag,
unsigned int format,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
return snd_hda_multi_out_analog_prepare(codec, &spec->multiout,
stream_tag, format, substream);
}
static int via_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
}
/*
* Digital out
*/
static int via_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
return snd_hda_multi_out_dig_open(codec, &spec->multiout);
}
static int via_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
return snd_hda_multi_out_dig_close(codec, &spec->multiout);
}
static int via_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
unsigned int stream_tag,
unsigned int format,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
stream_tag, format, substream);
}
/*
* Analog capture
*/
static int via_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
unsigned int stream_tag,
unsigned int format,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
stream_tag, 0, format);
return 0;
}
static int via_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
struct hda_codec *codec,
struct snd_pcm_substream *substream)
{
struct via_spec *spec = codec->spec;
snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
0, 0, 0);
return 0;
}
static struct hda_pcm_stream vt1708_pcm_analog_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 8,
.nid = 0x10, /* NID to query formats and rates */
.ops = {
.open = via_playback_pcm_open,
.prepare = via_playback_pcm_prepare,
.cleanup = via_playback_pcm_cleanup
},
};
static struct hda_pcm_stream vt1708_pcm_analog_capture = {
.substreams = 2,
.channels_min = 2,
.channels_max = 2,
.nid = 0x15, /* NID to query formats and rates */
.ops = {
.prepare = via_capture_pcm_prepare,
.cleanup = via_capture_pcm_cleanup
},
};
static struct hda_pcm_stream vt1708_pcm_digital_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
/* NID is set in via_build_pcms */
.ops = {
.open = via_dig_playback_pcm_open,
.close = via_dig_playback_pcm_close,
.prepare = via_dig_playback_pcm_prepare
},
};
static struct hda_pcm_stream vt1708_pcm_digital_capture = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
};
static int via_build_controls(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int err;
int i;
for (i = 0; i < spec->num_mixers; i++) {
err = snd_hda_add_new_ctls(codec, spec->mixers[i]);
if (err < 0)
return err;
}
if (spec->multiout.dig_out_nid) {
err = snd_hda_create_spdif_out_ctls(codec,
spec->multiout.dig_out_nid);
if (err < 0)
return err;
}
if (spec->dig_in_nid) {
err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
if (err < 0)
return err;
}
return 0;
}
static int via_build_pcms(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
struct hda_pcm *info = spec->pcm_rec;
codec->num_pcms = 1;
codec->pcm_info = info;
info->name = spec->stream_name_analog;
info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *(spec->stream_analog_playback);
info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dac_nids[0];
info->stream[SNDRV_PCM_STREAM_CAPTURE] = *(spec->stream_analog_capture);
info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->adc_nids[0];
info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max =
spec->multiout.max_channels;
if (spec->multiout.dig_out_nid || spec->dig_in_nid) {
codec->num_pcms++;
info++;
info->name = spec->stream_name_digital;
if (spec->multiout.dig_out_nid) {
info->stream[SNDRV_PCM_STREAM_PLAYBACK] =
*(spec->stream_digital_playback);
info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
spec->multiout.dig_out_nid;
}
if (spec->dig_in_nid) {
info->stream[SNDRV_PCM_STREAM_CAPTURE] =
*(spec->stream_digital_capture);
info->stream[SNDRV_PCM_STREAM_CAPTURE].nid =
spec->dig_in_nid;
}
}
return 0;
}
static void via_free(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
unsigned int i;
if (!spec)
return;
if (spec->kctl_alloc) {
for (i = 0; i < spec->num_kctl_used; i++)
kfree(spec->kctl_alloc[i].name);
kfree(spec->kctl_alloc);
}
kfree(codec->spec);
}
static int via_init(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
snd_hda_sequence_write(codec, spec->init_verbs);
return 0;
}
#ifdef CONFIG_PM
/*
* resume
*/
static int via_resume(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int i;
via_init(codec);
for (i = 0; i < spec->num_mixers; i++)
snd_hda_resume_ctls(codec, spec->mixers[i]);
if (spec->multiout.dig_out_nid)
snd_hda_resume_spdif_out(codec);
if (spec->dig_in_nid)
snd_hda_resume_spdif_in(codec);
return 0;
}
#endif
/*
*/
static struct hda_codec_ops via_patch_ops = {
.build_controls = via_build_controls,
.build_pcms = via_build_pcms,
.init = via_init,
.free = via_free,
#ifdef CONFIG_PM
.resume = via_resume,
#endif
};
/* fill in the dac_nids table from the parsed pin configuration */
static int vt1708_auto_fill_dac_nids(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
{
int i;
hda_nid_t nid;
spec->multiout.num_dacs = cfg->line_outs;
spec->multiout.dac_nids = spec->private_dac_nids;
for(i = 0; i < 4; i++) {
nid = cfg->line_out_pins[i];
if (nid) {
/* config dac list */
switch (i) {
case AUTO_SEQ_FRONT:
spec->multiout.dac_nids[i] = 0x10;
break;
case AUTO_SEQ_CENLFE:
spec->multiout.dac_nids[i] = 0x12;
break;
case AUTO_SEQ_SURROUND:
spec->multiout.dac_nids[i] = 0x13;
break;
case AUTO_SEQ_SIDE:
spec->multiout.dac_nids[i] = 0x11;
break;
}
}
}
return 0;
}
/* add playback controls from the parsed DAC table */
static int vt1708_auto_create_multi_out_ctls(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
{
char name[32];
static const char *chname[4] = { "Front", "Surround", "C/LFE", "Side" };
hda_nid_t nid, nid_vol = 0;
int i, err;
for (i = 0; i <= AUTO_SEQ_SIDE; i++) {
nid = cfg->line_out_pins[i];
if (!nid)
continue;
if (i != AUTO_SEQ_FRONT)
nid_vol = 0x1b - i + 1;
if (i == AUTO_SEQ_CENLFE) {
/* Center/LFE */
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Center Playback Volume",
HDA_COMPOSE_AMP_VAL(nid_vol, 1, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"LFE Playback Volume",
HDA_COMPOSE_AMP_VAL(nid_vol, 2, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"Center Playback Switch",
HDA_COMPOSE_AMP_VAL(nid_vol, 1, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"LFE Playback Switch",
HDA_COMPOSE_AMP_VAL(nid_vol, 2, 0, HDA_OUTPUT));
if (err < 0)
return err;
} else if (i == AUTO_SEQ_FRONT){
/* add control to mixer index 0 */
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Master Front Playback Volume",
HDA_COMPOSE_AMP_VAL(0x17, 3, 0, HDA_INPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"Master Front Playback Switch",
HDA_COMPOSE_AMP_VAL(0x17, 3, 0, HDA_INPUT));
if (err < 0)
return err;
/* add control to PW3 */
sprintf(name, "%s Playback Volume", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
sprintf(name, "%s Playback Switch", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
} else {
sprintf(name, "%s Playback Volume", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
HDA_COMPOSE_AMP_VAL(nid_vol, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
sprintf(name, "%s Playback Switch", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
HDA_COMPOSE_AMP_VAL(nid_vol, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
}
}
return 0;
}
static int vt1708_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
{
int err;
if (!pin)
return 0;
spec->multiout.hp_nid = VT1708_HP_NID; /* AOW3 */
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Headphone Playback Volume",
HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"Headphone Playback Switch",
HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
return 0;
}
/* create playback/capture controls for input pins */
static int vt1708_auto_create_analog_input_ctls(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
{
static char *labels[] = {
"Mic", "Front Mic", "Line", "Front Line", "CD", "Aux", NULL
};
struct hda_input_mux *imux = &spec->private_imux;
int i, err, idx = 0;
/* for internal loopback recording select */
imux->items[imux->num_items].label = "Stereo Mixer";
imux->items[imux->num_items].index = idx;
imux->num_items++;
for (i = 0; i < AUTO_PIN_LAST; i++) {
if (!cfg->input_pins[i])
continue;
switch (cfg->input_pins[i]) {
case 0x1d: /* Mic */
idx = 2;
break;
case 0x1e: /* Line In */
idx = 3;
break;
case 0x21: /* Front Mic */
idx = 4;
break;
case 0x24: /* CD */
idx = 1;
break;
}
err = via_new_analog_input(spec, cfg->input_pins[i], labels[i],
idx, 0x17);
if (err < 0)
return err;
imux->items[imux->num_items].label = labels[i];
imux->items[imux->num_items].index = idx;
imux->num_items++;
}
return 0;
}
static int vt1708_parse_auto_config(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int err;
err = snd_hda_parse_pin_def_config(codec, &spec->autocfg, NULL);
if (err < 0)
return err;
err = vt1708_auto_fill_dac_nids(spec, &spec->autocfg);
if (err < 0)
return err;
if (!spec->autocfg.line_outs && !spec->autocfg.hp_pins[0])
return 0; /* can't find valid BIOS pin config */
err = vt1708_auto_create_multi_out_ctls(spec, &spec->autocfg);
if (err < 0)
return err;
err = vt1708_auto_create_hp_ctls(spec, spec->autocfg.hp_pins[0]);
if (err < 0)
return err;
err = vt1708_auto_create_analog_input_ctls(spec, &spec->autocfg);
if (err < 0)
return err;
spec->multiout.max_channels = spec->multiout.num_dacs * 2;
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = VT1708_DIGOUT_NID;
if (spec->autocfg.dig_in_pin)
spec->dig_in_nid = VT1708_DIGIN_NID;
if (spec->kctl_alloc)
spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
spec->init_verbs = vt1708_volume_init_verbs;
spec->input_mux = &spec->private_imux;
return 1;
}
/* init callback for auto-configuration model -- overriding the default init */
static int via_auto_init(struct hda_codec *codec)
{
via_init(codec);
via_auto_init_multi_out(codec);
via_auto_init_hp_out(codec);
via_auto_init_analog_input(codec);
return 0;
}
static int patch_vt1708(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = kcalloc(1, sizeof(*spec), GFP_KERNEL);
if (spec == NULL)
return -ENOMEM;
codec->spec = spec;
/* automatic parse from the BIOS config */
err = vt1708_parse_auto_config(codec);
if (err < 0) {
via_free(codec);
return err;
} else if (!err) {
printk(KERN_INFO "hda_codec: Cannot set up configuration "
"from BIOS. Using genenic mode...\n");
}
spec->stream_name_analog = "VT1708 Analog";
spec->stream_analog_playback = &vt1708_pcm_analog_playback;
spec->stream_analog_capture = &vt1708_pcm_analog_capture;
spec->stream_name_digital = "VT1708 Digital";
spec->stream_digital_playback = &vt1708_pcm_digital_playback;
spec->stream_digital_capture = &vt1708_pcm_digital_capture;
if (!spec->adc_nids && spec->input_mux) {
spec->adc_nids = vt1708_adc_nids;
spec->num_adc_nids = ARRAY_SIZE(vt1708_adc_nids);
spec->mixers[spec->num_mixers] = vt1708_capture_mixer;
spec->num_mixers++;
}
codec->patch_ops = via_patch_ops;
codec->patch_ops.init = via_auto_init;
return 0;
}
/* capture mixer elements */
static struct snd_kcontrol_new vt1709_capture_mixer[] = {
HDA_CODEC_VOLUME("Capture Volume", 0x14, 0x0, HDA_INPUT),
HDA_CODEC_MUTE("Capture Switch", 0x14, 0x0, HDA_INPUT),
HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x15, 0x0, HDA_INPUT),
HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x15, 0x0, HDA_INPUT),
HDA_CODEC_VOLUME_IDX("Capture Volume", 2, 0x16, 0x0, HDA_INPUT),
HDA_CODEC_MUTE_IDX("Capture Switch", 2, 0x16, 0x0, HDA_INPUT),
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
/* The multiple "Capture Source" controls confuse alsamixer
* So call somewhat different..
* FIXME: the controls appear in the "playback" view!
*/
/* .name = "Capture Source", */
.name = "Input Source",
.count = 1,
.info = via_mux_enum_info,
.get = via_mux_enum_get,
.put = via_mux_enum_put,
},
{ } /* end */
};
/*
* generic initialization of ADC, input mixers and output mixers
*/
static struct hda_verb vt1709_10ch_volume_init_verbs[] = {
/*
* Unmute ADC0-2 and set the default input to mic-in
*/
{0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x15, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
/* Unmute input amps (CD, Line In, Mic 1 & Mic 2) of the analog-loopback
* mixer widget
*/
/* Amp Indices: AOW0=0, CD = 1, Mic1 = 2, Line = 3, Mic2 = 4 */
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(2)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(3)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(4)},
/*
* Set up output selector (0x1a, 0x1b, 0x29)
*/
/* set vol=0 to output mixers */
{0x1a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x1b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x29, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
/*
* Unmute PW3 and PW4
*/
{0x1f, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
/* Set input of PW4 as AOW4 */
{0x20, AC_VERB_SET_CONNECT_SEL, 0x1},
/* Set mic as default input of sw0 */
{0x19, AC_VERB_SET_CONNECT_SEL, 0x2},
/* PW9 Output enable */
{0x24, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x40},
{ }
};
static struct hda_pcm_stream vt1709_10ch_pcm_analog_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 10,
.nid = 0x10, /* NID to query formats and rates */
.ops = {
.open = via_playback_pcm_open,
.prepare = via_playback_pcm_prepare,
.cleanup = via_playback_pcm_cleanup
},
};
static struct hda_pcm_stream vt1709_6ch_pcm_analog_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 6,
.nid = 0x10, /* NID to query formats and rates */
.ops = {
.open = via_playback_pcm_open,
.prepare = via_playback_pcm_prepare,
.cleanup = via_playback_pcm_cleanup
},
};
static struct hda_pcm_stream vt1709_pcm_analog_capture = {
.substreams = 2,
.channels_min = 2,
.channels_max = 2,
.nid = 0x14, /* NID to query formats and rates */
.ops = {
.prepare = via_capture_pcm_prepare,
.cleanup = via_capture_pcm_cleanup
},
};
static struct hda_pcm_stream vt1709_pcm_digital_playback = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
/* NID is set in via_build_pcms */
.ops = {
.open = via_dig_playback_pcm_open,
.close = via_dig_playback_pcm_close
},
};
static struct hda_pcm_stream vt1709_pcm_digital_capture = {
.substreams = 1,
.channels_min = 2,
.channels_max = 2,
};
static int vt1709_auto_fill_dac_nids(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
{
int i;
hda_nid_t nid;
if (cfg->line_outs == 4) /* 10 channels */
spec->multiout.num_dacs = cfg->line_outs+1; /* AOW0~AOW4 */
else if (cfg->line_outs == 3) /* 6 channels */
spec->multiout.num_dacs = cfg->line_outs; /* AOW0~AOW2 */
spec->multiout.dac_nids = spec->private_dac_nids;
if (cfg->line_outs == 4) { /* 10 channels */
for (i = 0; i < cfg->line_outs; i++) {
nid = cfg->line_out_pins[i];
if (nid) {
/* config dac list */
switch (i) {
case AUTO_SEQ_FRONT:
/* AOW0 */
spec->multiout.dac_nids[i] = 0x10;
break;
case AUTO_SEQ_CENLFE:
/* AOW2 */
spec->multiout.dac_nids[i] = 0x12;
break;
case AUTO_SEQ_SURROUND:
/* AOW3 */
spec->multiout.dac_nids[i] = 0x27;
break;
case AUTO_SEQ_SIDE:
/* AOW1 */
spec->multiout.dac_nids[i] = 0x11;
break;
default:
break;
}
}
}
spec->multiout.dac_nids[cfg->line_outs] = 0x28; /* AOW4 */
} else if (cfg->line_outs == 3) { /* 6 channels */
for(i = 0; i < cfg->line_outs; i++) {
nid = cfg->line_out_pins[i];
if (nid) {
/* config dac list */
switch(i) {
case AUTO_SEQ_FRONT:
/* AOW0 */
spec->multiout.dac_nids[i] = 0x10;
break;
case AUTO_SEQ_CENLFE:
/* AOW2 */
spec->multiout.dac_nids[i] = 0x12;
break;
case AUTO_SEQ_SURROUND:
/* AOW1 */
spec->multiout.dac_nids[i] = 0x11;
break;
default:
break;
}
}
}
}
return 0;
}
/* add playback controls from the parsed DAC table */
static int vt1709_auto_create_multi_out_ctls(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
{
char name[32];
static const char *chname[4] = { "Front", "Surround", "C/LFE", "Side" };
hda_nid_t nid = 0;
int i, err;
for (i = 0; i <= AUTO_SEQ_SIDE; i++) {
nid = cfg->line_out_pins[i];
if (!nid)
continue;
if (i == AUTO_SEQ_CENLFE) {
/* Center/LFE */
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Center Playback Volume",
HDA_COMPOSE_AMP_VAL(0x1b, 1, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"LFE Playback Volume",
HDA_COMPOSE_AMP_VAL(0x1b, 2, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"Center Playback Switch",
HDA_COMPOSE_AMP_VAL(0x1b, 1, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"LFE Playback Switch",
HDA_COMPOSE_AMP_VAL(0x1b, 2, 0, HDA_OUTPUT));
if (err < 0)
return err;
} else if (i == AUTO_SEQ_FRONT){
/* add control to mixer index 0 */
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Master Front Playback Volume",
HDA_COMPOSE_AMP_VAL(0x18, 3, 0, HDA_INPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"Master Front Playback Switch",
HDA_COMPOSE_AMP_VAL(0x18, 3, 0, HDA_INPUT));
if (err < 0)
return err;
/* add control to PW3 */
sprintf(name, "%s Playback Volume", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
sprintf(name, "%s Playback Switch", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
} else if (i == AUTO_SEQ_SURROUND) {
sprintf(name, "%s Playback Volume", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
HDA_COMPOSE_AMP_VAL(0x29, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
sprintf(name, "%s Playback Switch", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
HDA_COMPOSE_AMP_VAL(0x29, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
} else if (i == AUTO_SEQ_SIDE) {
sprintf(name, "%s Playback Volume", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
HDA_COMPOSE_AMP_VAL(0x1a, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
sprintf(name, "%s Playback Switch", chname[i]);
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
HDA_COMPOSE_AMP_VAL(0x1a, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
}
}
return 0;
}
static int vt1709_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
{
int err;
if (!pin)
return 0;
if (spec->multiout.num_dacs == 5) /* 10 channels */
spec->multiout.hp_nid = VT1709_HP_DAC_NID;
else if (spec->multiout.num_dacs == 3) /* 6 channels */
spec->multiout.hp_nid = 0;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Headphone Playback Volume",
HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
"Headphone Playback Switch",
HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
if (err < 0)
return err;
return 0;
}
/* create playback/capture controls for input pins */
static int vt1709_auto_create_analog_input_ctls(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
{
static char *labels[] = {
"Mic", "Front Mic", "Line", "Front Line", "CD", "Aux", NULL
};
struct hda_input_mux *imux = &spec->private_imux;
int i, err, idx = 0;
/* for internal loopback recording select */
imux->items[imux->num_items].label = "Stereo Mixer";
imux->items[imux->num_items].index = idx;
imux->num_items++;
for (i = 0; i < AUTO_PIN_LAST; i++) {
if (!cfg->input_pins[i])
continue;
switch (cfg->input_pins[i]) {
case 0x1d: /* Mic */
idx = 2;
break;
case 0x1e: /* Line In */
idx = 3;
break;
case 0x21: /* Front Mic */
idx = 4;
break;
case 0x23: /* CD */
idx = 1;
break;
}
err = via_new_analog_input(spec, cfg->input_pins[i], labels[i],
idx, 0x18);
if (err < 0)
return err;
imux->items[imux->num_items].label = labels[i];
imux->items[imux->num_items].index = idx;
imux->num_items++;
}
return 0;
}
static int vt1709_parse_auto_config(struct hda_codec *codec)
{
struct via_spec *spec = codec->spec;
int err;
err = snd_hda_parse_pin_def_config(codec, &spec->autocfg, NULL);
if (err < 0)
return err;
err = vt1709_auto_fill_dac_nids(spec, &spec->autocfg);
if (err < 0)
return err;
if (!spec->autocfg.line_outs && !spec->autocfg.hp_pins[0])
return 0; /* can't find valid BIOS pin config */
err = vt1709_auto_create_multi_out_ctls(spec, &spec->autocfg);
if (err < 0)
return err;
err = vt1709_auto_create_hp_ctls(spec, spec->autocfg.hp_pins[0]);
if (err < 0)
return err;
err = vt1709_auto_create_analog_input_ctls(spec, &spec->autocfg);
if (err < 0)
return err;
spec->multiout.max_channels = spec->multiout.num_dacs * 2;
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = VT1709_DIGOUT_NID;
if (spec->autocfg.dig_in_pin)
spec->dig_in_nid = VT1709_DIGIN_NID;
if (spec->kctl_alloc)
spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
spec->input_mux = &spec->private_imux;
return 1;
}
static int patch_vt1709_10ch(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = kcalloc(1, sizeof(*spec), GFP_KERNEL);
if (spec == NULL)
return -ENOMEM;
codec->spec = spec;
err = vt1709_parse_auto_config(codec);
if (err < 0) {
via_free(codec);
return err;
} else if (!err) {
printk(KERN_INFO "hda_codec: Cannot set up configuration. "
"Using genenic mode...\n");
}
spec->init_verbs = vt1709_10ch_volume_init_verbs;
spec->stream_name_analog = "VT1709 Analog";
spec->stream_analog_playback = &vt1709_10ch_pcm_analog_playback;
spec->stream_analog_capture = &vt1709_pcm_analog_capture;
spec->stream_name_digital = "VT1709 Digital";
spec->stream_digital_playback = &vt1709_pcm_digital_playback;
spec->stream_digital_capture = &vt1709_pcm_digital_capture;
if (!spec->adc_nids && spec->input_mux) {
spec->adc_nids = vt1709_adc_nids;
spec->num_adc_nids = ARRAY_SIZE(vt1709_adc_nids);
spec->mixers[spec->num_mixers] = vt1709_capture_mixer;
spec->num_mixers++;
}
codec->patch_ops = via_patch_ops;
codec->patch_ops.init = via_auto_init;
return 0;
}
/*
* generic initialization of ADC, input mixers and output mixers
*/
static struct hda_verb vt1709_6ch_volume_init_verbs[] = {
/*
* Unmute ADC0-2 and set the default input to mic-in
*/
{0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x15, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
/* Unmute input amps (CD, Line In, Mic 1 & Mic 2) of the analog-loopback
* mixer widget
*/
/* Amp Indices: AOW0=0, CD = 1, Mic1 = 2, Line = 3, Mic2 = 4 */
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(2)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(3)},
{0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(4)},
/*
* Set up output selector (0x1a, 0x1b, 0x29)
*/
/* set vol=0 to output mixers */
{0x1a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x1b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x29, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
/*
* Unmute PW3 and PW4
*/
{0x1f, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
/* Set input of PW4 as MW0 */
{0x20, AC_VERB_SET_CONNECT_SEL, 0},
/* Set mic as default input of sw0 */
{0x19, AC_VERB_SET_CONNECT_SEL, 0x2},
/* PW9 Output enable */
{0x24, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x40},
{ }
};
static int patch_vt1709_6ch(struct hda_codec *codec)
{
struct via_spec *spec;
int err;
/* create a codec specific record */
spec = kcalloc(1, sizeof(*spec), GFP_KERNEL);
if (spec == NULL)
return -ENOMEM;
codec->spec = spec;
err = vt1709_parse_auto_config(codec);
if (err < 0) {
via_free(codec);
return err;
} else if (!err) {
printk(KERN_INFO "hda_codec: Cannot set up configuration. "
"Using genenic mode...\n");
}
spec->init_verbs = vt1709_6ch_volume_init_verbs;
spec->stream_name_analog = "VT1709 Analog";
spec->stream_analog_playback = &vt1709_6ch_pcm_analog_playback;
spec->stream_analog_capture = &vt1709_pcm_analog_capture;
spec->stream_name_digital = "VT1709 Digital";
spec->stream_digital_playback = &vt1709_pcm_digital_playback;
spec->stream_digital_capture = &vt1709_pcm_digital_capture;
if (!spec->adc_nids && spec->input_mux) {
spec->adc_nids = vt1709_adc_nids;
spec->num_adc_nids = ARRAY_SIZE(vt1709_adc_nids);
spec->mixers[spec->num_mixers] = vt1709_capture_mixer;
spec->num_mixers++;
}
codec->patch_ops = via_patch_ops;
codec->patch_ops.init = via_auto_init;
return 0;
}
/*
* patch entries
*/
struct hda_codec_preset snd_hda_preset_via[] = {
{ .id = 0x11061708, .name = "VIA VT1708", .patch = patch_vt1708},
{ .id = 0x11061709, .name = "VIA VT1708", .patch = patch_vt1708},
{ .id = 0x1106170A, .name = "VIA VT1708", .patch = patch_vt1708},
{ .id = 0x1106170B, .name = "VIA VT1708", .patch = patch_vt1708},
{ .id = 0x1106E710, .name = "VIA VT1709 10-Ch", .patch = patch_vt1709_10ch},
{ .id = 0x1106E711, .name = "VIA VT1709 10-Ch", .patch = patch_vt1709_10ch},
{ .id = 0x1106E712, .name = "VIA VT1709 10-Ch", .patch = patch_vt1709_10ch},
{ .id = 0x1106E713, .name = "VIA VT1709 10-Ch", .patch = patch_vt1709_10ch},
{ .id = 0x1106E714, .name = "VIA VT1709 6-Ch", .patch = patch_vt1709_6ch},
{ .id = 0x1106E715, .name = "VIA VT1709 6-Ch", .patch = patch_vt1709_6ch},
{ .id = 0x1106E716, .name = "VIA VT1709 6-Ch", .patch = patch_vt1709_6ch},
{ .id = 0x1106E717, .name = "VIA VT1709 6-Ch", .patch = patch_vt1709_6ch},
{} /* terminator */
};
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