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patch_via.c

/*
 * 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 */
/* 2007-09-12  Lydia Wang  Add EAPD enable during driver initialization      */
/* 2007-09-17  Lydia Wang  Add VT1708B codec support                        */
/*                                                                           */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */


#include <linux/init.h>
#include <linux/delay.h>
#include <linux/slab.h>
#include <sound/core.h>
#include "hda_codec.h"
#include "hda_local.h"
#include "hda_patch.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 VT1708_DIGIN_PIN      0x26

#define VT1709_HP_DAC_NID     0x28
#define VT1709_DIGOUT_NID     0x13
#define VT1709_DIGIN_NID      0x17
#define VT1709_DIGIN_PIN      0x25

#define VT1708B_HP_NID        0x25
#define VT1708B_DIGOUT_NID    0x12
#define VT1708B_DIGIN_NID     0x15
#define VT1708B_DIGIN_PIN     0x21

#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)
#define IS_VT1708B_8CH_VENDORID(x)  ((x) >= 0x1106e720 && (x) <= 0x1106e723)
#define IS_VT1708B_4CH_VENDORID(x)  ((x) >= 0x1106e724 && (x) <= 0x1106e727)


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[AUTO_CFG_MAX_OUTS];

#ifdef CONFIG_SND_HDA_POWER_SAVE
      struct hda_loopback_check loopback;
#endif
};

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
};

static hda_nid_t vt1708B_adc_nids[2] = {
      /* ADC1-2 */
      0x13, 0x14
};

/* 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 if ((IS_VT1708B_8CH_VENDORID(vendor_id) ||
              IS_VT1708B_4CH_VENDORID(vendor_id)) && adc_idx == 0)
            return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
                                   0x17, &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..
             */
            /* .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},
      /* 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,
                                   hinfo);
}

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_cleanup_stream(codec, spec->adc_nids[substream->number]);
      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_s16_playback = {
      .substreams = 1,
      .channels_min = 2,
      .channels_max = 8,
      .nid = 0x10, /* NID to query formats and rates */
      /* We got noisy outputs on the right channel on VT1708 when
       * 24bit samples are used.  Until any workaround is found,
       * disable the 24bit format, so far.
       */
      .formats = SNDRV_PCM_FMTBIT_S16_LE,
      .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;
            err = snd_hda_create_spdif_share_sw(codec,
                                        &spec->multiout);
            if (err < 0)
                  return err;
            spec->multiout.share_spdif = 1;
      }
      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;
            info->pcm_type = HDA_PCM_TYPE_SPDIF;
            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);
      /* Lydia Add for EAPD enable */
      if (!spec->dig_in_nid) { /* No Digital In connection */
            if (IS_VT1708_VENDORID(codec->vendor_id)) {
                  snd_hda_codec_write(codec, VT1708_DIGIN_PIN, 0,
                                  AC_VERB_SET_PIN_WIDGET_CONTROL,
                                  PIN_OUT);
                  snd_hda_codec_write(codec, VT1708_DIGIN_PIN, 0,
                                  AC_VERB_SET_EAPD_BTLENABLE, 0x02);
            } else if (IS_VT1709_10CH_VENDORID(codec->vendor_id) ||
                     IS_VT1709_6CH_VENDORID(codec->vendor_id)) {
                  snd_hda_codec_write(codec, VT1709_DIGIN_PIN, 0,
                                  AC_VERB_SET_PIN_WIDGET_CONTROL,
                                  PIN_OUT);
                  snd_hda_codec_write(codec, VT1709_DIGIN_PIN, 0,
                                  AC_VERB_SET_EAPD_BTLENABLE, 0x02);
            } else if (IS_VT1708B_8CH_VENDORID(codec->vendor_id) ||
                     IS_VT1708B_4CH_VENDORID(codec->vendor_id)) {
                  snd_hda_codec_write(codec, VT1708B_DIGIN_PIN, 0,
                                  AC_VERB_SET_PIN_WIDGET_CONTROL,
                                  PIN_OUT);
                  snd_hda_codec_write(codec, VT1708B_DIGIN_PIN, 0,
                                  AC_VERB_SET_EAPD_BTLENABLE, 0x02);
            }
      } else /* enable SPDIF-input pin */
            snd_hda_codec_write(codec, spec->autocfg.dig_in_pin, 0,
                            AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN);

      return 0;
}

#ifdef CONFIG_SND_HDA_POWER_SAVE
static int via_check_power_status(struct hda_codec *codec, hda_nid_t nid)
{
      struct via_spec *spec = codec->spec;
      return snd_hda_check_amp_list_power(codec, &spec->loopback, nid);
}
#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_SND_HDA_POWER_SAVE
      .check_power_status = via_check_power_status,
#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;
}

#ifdef CONFIG_SND_HDA_POWER_SAVE
static struct hda_amp_list vt1708_loopbacks[] = {
      { 0x17, HDA_INPUT, 1 },
      { 0x17, HDA_INPUT, 2 },
      { 0x17, HDA_INPUT, 3 },
      { 0x17, HDA_INPUT, 4 },
      { } /* end */
};
#endif

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;
      /* disable 32bit format on VT1708 */
      if (codec->vendor_id == 0x11061708)
            spec->stream_analog_playback = &vt1708_pcm_analog_s16_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;
#ifdef CONFIG_SND_HDA_POWER_SAVE
      spec->loopback.amplist = vt1708_loopbacks;
#endif

      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..
             */
            /* .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},
      /* 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;
}

#ifdef CONFIG_SND_HDA_POWER_SAVE
static struct hda_amp_list vt1709_loopbacks[] = {
      { 0x18, HDA_INPUT, 1 },
      { 0x18, HDA_INPUT, 2 },
      { 0x18, HDA_INPUT, 3 },
      { 0x18, HDA_INPUT, 4 },
      { } /* end */
};
#endif

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;
#ifdef CONFIG_SND_HDA_POWER_SAVE
      spec->loopback.amplist = vt1709_loopbacks;
#endif

      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},
      /* 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;
#ifdef CONFIG_SND_HDA_POWER_SAVE
      spec->loopback.amplist = vt1709_loopbacks;
#endif
      return 0;
}

/* capture mixer elements */
static struct snd_kcontrol_new vt1708B_capture_mixer[] = {
      HDA_CODEC_VOLUME("Capture Volume", 0x13, 0x0, HDA_INPUT),
      HDA_CODEC_MUTE("Capture Switch", 0x13, 0x0, HDA_INPUT),
      HDA_CODEC_VOLUME_IDX("Capture Volume", 1, 0x14, 0x0, HDA_INPUT),
      HDA_CODEC_MUTE_IDX("Capture Switch", 1, 0x14, 0x0, HDA_INPUT),
      {
            .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
            /* The multiple "Capture Source" controls confuse alsamixer
             * So call somewhat different..
             */
            /* .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 vt1708B_8ch_volume_init_verbs[] = {
      /*
       * Unmute ADC0-1 and set the default input to mic-in
       */
      {0x13, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
      {0x14, 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 */
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(2)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(3)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(4)},

      /*
       * Set up output mixers
       */
      /* set vol=0 to output mixers */
      {0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
      {0x26, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
      {0x27, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},

      /* Setup default input to PW4 */
      {0x1d, AC_VERB_SET_CONNECT_SEL, 0x1},
      /* PW9 Output enable */
      {0x20, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x40},
      /* PW10 Input enable */
      {0x21, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x20},
      { }
};

static struct hda_verb vt1708B_4ch_volume_init_verbs[] = {
      /*
       * Unmute ADC0-1 and set the default input to mic-in
       */
      {0x13, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
      {0x14, 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 */
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(2)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(3)},
      {0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(4)},

      /*
       * Set up output mixers
       */
      /* set vol=0 to output mixers */
      {0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
      {0x26, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},
      {0x27, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_ZERO},

      /* Setup default input of PW4 to MW0 */
      {0x1d, AC_VERB_SET_CONNECT_SEL, 0x0},
      /* PW9 Output enable */
      {0x20, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x40},
      /* PW10 Input enable */
      {0x21, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x20},
      { }
};

static struct hda_pcm_stream vt1708B_8ch_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 vt1708B_4ch_pcm_analog_playback = {
      .substreams = 1,
      .channels_min = 2,
      .channels_max = 4,
      .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 vt1708B_pcm_analog_capture = {
      .substreams = 2,
      .channels_min = 2,
      .channels_max = 2,
      .nid = 0x13, /* NID to query formats and rates */
      .ops = {
            .prepare = via_capture_pcm_prepare,
            .cleanup = via_capture_pcm_cleanup
      },
};

static struct hda_pcm_stream vt1708B_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 vt1708B_pcm_digital_capture = {
      .substreams = 1,
      .channels_min = 2,
      .channels_max = 2,
};

/* fill in the dac_nids table from the parsed pin configuration */
static int vt1708B_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] = 0x24;
                        break;
                  case AUTO_SEQ_SURROUND:
                        spec->multiout.dac_nids[i] = 0x25;
                        break;
                  case AUTO_SEQ_SIDE:
                        spec->multiout.dac_nids[i] = 0x11;
                        break;
                  }
            }
      }

      return 0;
}

/* add playback controls from the parsed DAC table */
static int vt1708B_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_vols[] = {0x16, 0x27, 0x26, 0x18};
      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;

            nid_vol = nid_vols[i];

            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(nid_vol, 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(nid_vol, 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 vt1708B_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
{
      int err;

      if (!pin)
            return 0;

      spec->multiout.hp_nid = VT1708B_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 vt1708B_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 0x1a: /* Mic */
                  idx = 2;
                  break;

            case 0x1b: /* Line In */
                  idx = 3;
                  break;

            case 0x1e: /* Front Mic */
                  idx = 4;
                  break;

            case 0x1f: /* CD */
                  idx = 1;
                  break;
            }
            err = via_new_analog_input(spec, cfg->input_pins[i], labels[i],
                                 idx, 0x16);
            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 vt1708B_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 = vt1708B_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 = vt1708B_auto_create_multi_out_ctls(spec, &spec->autocfg);
      if (err < 0)
            return err;
      err = vt1708B_auto_create_hp_ctls(spec, spec->autocfg.hp_pins[0]);
      if (err < 0)
            return err;
      err = vt1708B_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 = VT1708B_DIGOUT_NID;
      if (spec->autocfg.dig_in_pin)
            spec->dig_in_nid = VT1708B_DIGIN_NID;

      if (spec->kctl_alloc)
            spec->mixers[spec->num_mixers++] = spec->kctl_alloc;

      spec->input_mux = &spec->private_imux;

      return 1;
}

#ifdef CONFIG_SND_HDA_POWER_SAVE
static struct hda_amp_list vt1708B_loopbacks[] = {
      { 0x16, HDA_INPUT, 1 },
      { 0x16, HDA_INPUT, 2 },
      { 0x16, HDA_INPUT, 3 },
      { 0x16, HDA_INPUT, 4 },
      { } /* end */
};
#endif

static int patch_vt1708B_8ch(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 = vt1708B_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->init_verbs = vt1708B_8ch_volume_init_verbs;

      spec->stream_name_analog = "VT1708B Analog";
      spec->stream_analog_playback = &vt1708B_8ch_pcm_analog_playback;
      spec->stream_analog_capture = &vt1708B_pcm_analog_capture;

      spec->stream_name_digital = "VT1708B Digital";
      spec->stream_digital_playback = &vt1708B_pcm_digital_playback;
      spec->stream_digital_capture = &vt1708B_pcm_digital_capture;

      if (!spec->adc_nids && spec->input_mux) {
            spec->adc_nids = vt1708B_adc_nids;
            spec->num_adc_nids = ARRAY_SIZE(vt1708B_adc_nids);
            spec->mixers[spec->num_mixers] = vt1708B_capture_mixer;
            spec->num_mixers++;
      }

      codec->patch_ops = via_patch_ops;

      codec->patch_ops.init = via_auto_init;
#ifdef CONFIG_SND_HDA_POWER_SAVE
      spec->loopback.amplist = vt1708B_loopbacks;
#endif

      return 0;
}

static int patch_vt1708B_4ch(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 = vt1708B_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->init_verbs = vt1708B_4ch_volume_init_verbs;

      spec->stream_name_analog = "VT1708B Analog";
      spec->stream_analog_playback = &vt1708B_4ch_pcm_analog_playback;
      spec->stream_analog_capture = &vt1708B_pcm_analog_capture;

      spec->stream_name_digital = "VT1708B Digital";
      spec->stream_digital_playback = &vt1708B_pcm_digital_playback;
      spec->stream_digital_capture = &vt1708B_pcm_digital_capture;

      if (!spec->adc_nids && spec->input_mux) {
            spec->adc_nids = vt1708B_adc_nids;
            spec->num_adc_nids = ARRAY_SIZE(vt1708B_adc_nids);
            spec->mixers[spec->num_mixers] = vt1708B_capture_mixer;
            spec->num_mixers++;
      }

      codec->patch_ops = via_patch_ops;

      codec->patch_ops.init = via_auto_init;
#ifdef CONFIG_SND_HDA_POWER_SAVE
      spec->loopback.amplist = vt1708B_loopbacks;
#endif

      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},
      { .id = 0x1106E720, .name = "VIA VT1708B 8-Ch",
        .patch = patch_vt1708B_8ch},
      { .id = 0x1106E721, .name = "VIA VT1708B 8-Ch",
        .patch = patch_vt1708B_8ch},
      { .id = 0x1106E722, .name = "VIA VT1708B 8-Ch",
        .patch = patch_vt1708B_8ch},
      { .id = 0x1106E723, .name = "VIA VT1708B 8-Ch",
        .patch = patch_vt1708B_8ch},
      { .id = 0x1106E724, .name = "VIA VT1708B 4-Ch",
        .patch = patch_vt1708B_4ch},
      { .id = 0x1106E725, .name = "VIA VT1708B 4-Ch",
        .patch = patch_vt1708B_4ch},
      { .id = 0x1106E726, .name = "VIA VT1708B 4-Ch",
        .patch = patch_vt1708B_4ch},
      { .id = 0x1106E727, .name = "VIA VT1708B 4-Ch",
        .patch = patch_vt1708B_4ch},
      {} /* terminator */
};

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