linux/sound/pci/hda/patch_via.c
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   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * Universal Interface for Intel High Definition Audio Codec
   4 *
   5 * HD audio interface patch for VIA VT17xx/VT18xx/VT20xx codec
   6 *
   7 *  (C) 2006-2009 VIA Technology, Inc.
   8 *  (C) 2006-2008 Takashi Iwai <tiwai@suse.de>
   9 */
  10
  11/* * * * * * * * * * * * * * Release History * * * * * * * * * * * * * * * * */
  12/*                                                                           */
  13/* 2006-03-03  Lydia Wang  Create the basic patch to support VT1708 codec    */
  14/* 2006-03-14  Lydia Wang  Modify hard code for some pin widget nid          */
  15/* 2006-08-02  Lydia Wang  Add support to VT1709 codec                       */
  16/* 2006-09-08  Lydia Wang  Fix internal loopback recording source select bug */
  17/* 2007-09-12  Lydia Wang  Add EAPD enable during driver initialization      */
  18/* 2007-09-17  Lydia Wang  Add VT1708B codec support                        */
  19/* 2007-11-14  Lydia Wang  Add VT1708A codec HP and CD pin connect config    */
  20/* 2008-02-03  Lydia Wang  Fix Rear channels and Back channels inverse issue */
  21/* 2008-03-06  Lydia Wang  Add VT1702 codec and VT1708S codec support        */
  22/* 2008-04-09  Lydia Wang  Add mute front speaker when HP plugin             */
  23/* 2008-04-09  Lydia Wang  Add Independent HP feature                        */
  24/* 2008-05-28  Lydia Wang  Add second S/PDIF Out support for VT1702          */
  25/* 2008-09-15  Logan Li    Add VT1708S Mic Boost workaround/backdoor         */
  26/* 2009-02-16  Logan Li    Add support for VT1718S                           */
  27/* 2009-03-13  Logan Li    Add support for VT1716S                           */
  28/* 2009-04-14  Lydai Wang  Add support for VT1828S and VT2020                */
  29/* 2009-07-08  Lydia Wang  Add support for VT2002P                           */
  30/* 2009-07-21  Lydia Wang  Add support for VT1812                            */
  31/* 2009-09-19  Lydia Wang  Add support for VT1818S                           */
  32/*                                                                           */
  33/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
  34
  35
  36#include <linux/init.h>
  37#include <linux/delay.h>
  38#include <linux/slab.h>
  39#include <linux/module.h>
  40#include <sound/core.h>
  41#include <sound/asoundef.h>
  42#include <sound/hda_codec.h>
  43#include "hda_local.h"
  44#include "hda_auto_parser.h"
  45#include "hda_jack.h"
  46#include "hda_generic.h"
  47
  48/* Pin Widget NID */
  49#define VT1708_HP_PIN_NID       0x20
  50#define VT1708_CD_PIN_NID       0x24
  51
  52enum VIA_HDA_CODEC {
  53        UNKNOWN = -1,
  54        VT1708,
  55        VT1709_10CH,
  56        VT1709_6CH,
  57        VT1708B_8CH,
  58        VT1708B_4CH,
  59        VT1708S,
  60        VT1708BCE,
  61        VT1702,
  62        VT1718S,
  63        VT1716S,
  64        VT2002P,
  65        VT1812,
  66        VT1802,
  67        VT1705CF,
  68        VT1808,
  69        CODEC_TYPES,
  70};
  71
  72#define VT2002P_COMPATIBLE(spec) \
  73        ((spec)->codec_type == VT2002P ||\
  74         (spec)->codec_type == VT1812 ||\
  75         (spec)->codec_type == VT1802)
  76
  77struct via_spec {
  78        struct hda_gen_spec gen;
  79
  80        /* HP mode source */
  81        unsigned int dmic_enabled;
  82        enum VIA_HDA_CODEC codec_type;
  83
  84        /* analog low-power control */
  85        bool alc_mode;
  86
  87        /* work to check hp jack state */
  88        int hp_work_active;
  89        int vt1708_jack_detect;
  90};
  91
  92static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec);
  93static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
  94                                  struct hda_codec *codec,
  95                                  struct snd_pcm_substream *substream,
  96                                  int action);
  97
  98static const struct hda_codec_ops via_patch_ops; /* defined below */
  99
 100static struct via_spec *via_new_spec(struct hda_codec *codec)
 101{
 102        struct via_spec *spec;
 103
 104        spec = kzalloc(sizeof(*spec), GFP_KERNEL);
 105        if (spec == NULL)
 106                return NULL;
 107
 108        codec->spec = spec;
 109        snd_hda_gen_spec_init(&spec->gen);
 110        spec->codec_type = get_codec_type(codec);
 111        /* VT1708BCE & VT1708S are almost same */
 112        if (spec->codec_type == VT1708BCE)
 113                spec->codec_type = VT1708S;
 114        spec->gen.indep_hp = 1;
 115        spec->gen.keep_eapd_on = 1;
 116        spec->gen.pcm_playback_hook = via_playback_pcm_hook;
 117        spec->gen.add_stereo_mix_input = HDA_HINT_STEREO_MIX_AUTO;
 118        codec->power_save_node = 1;
 119        spec->gen.power_down_unused = 1;
 120        codec->patch_ops = via_patch_ops;
 121        return spec;
 122}
 123
 124static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec)
 125{
 126        u32 vendor_id = codec->core.vendor_id;
 127        u16 ven_id = vendor_id >> 16;
 128        u16 dev_id = vendor_id & 0xffff;
 129        enum VIA_HDA_CODEC codec_type;
 130
 131        /* get codec type */
 132        if (ven_id != 0x1106)
 133                codec_type = UNKNOWN;
 134        else if (dev_id >= 0x1708 && dev_id <= 0x170b)
 135                codec_type = VT1708;
 136        else if (dev_id >= 0xe710 && dev_id <= 0xe713)
 137                codec_type = VT1709_10CH;
 138        else if (dev_id >= 0xe714 && dev_id <= 0xe717)
 139                codec_type = VT1709_6CH;
 140        else if (dev_id >= 0xe720 && dev_id <= 0xe723) {
 141                codec_type = VT1708B_8CH;
 142                if (snd_hda_param_read(codec, 0x16, AC_PAR_CONNLIST_LEN) == 0x7)
 143                        codec_type = VT1708BCE;
 144        } else if (dev_id >= 0xe724 && dev_id <= 0xe727)
 145                codec_type = VT1708B_4CH;
 146        else if ((dev_id & 0xfff) == 0x397
 147                 && (dev_id >> 12) < 8)
 148                codec_type = VT1708S;
 149        else if ((dev_id & 0xfff) == 0x398
 150                 && (dev_id >> 12) < 8)
 151                codec_type = VT1702;
 152        else if ((dev_id & 0xfff) == 0x428
 153                 && (dev_id >> 12) < 8)
 154                codec_type = VT1718S;
 155        else if (dev_id == 0x0433 || dev_id == 0xa721)
 156                codec_type = VT1716S;
 157        else if (dev_id == 0x0441 || dev_id == 0x4441)
 158                codec_type = VT1718S;
 159        else if (dev_id == 0x0438 || dev_id == 0x4438)
 160                codec_type = VT2002P;
 161        else if (dev_id == 0x0448)
 162                codec_type = VT1812;
 163        else if (dev_id == 0x0440)
 164                codec_type = VT1708S;
 165        else if ((dev_id & 0xfff) == 0x446)
 166                codec_type = VT1802;
 167        else if (dev_id == 0x4760)
 168                codec_type = VT1705CF;
 169        else if (dev_id == 0x4761 || dev_id == 0x4762)
 170                codec_type = VT1808;
 171        else
 172                codec_type = UNKNOWN;
 173        return codec_type;
 174};
 175
 176static void analog_low_current_mode(struct hda_codec *codec);
 177static bool is_aa_path_mute(struct hda_codec *codec);
 178
 179#define hp_detect_with_aa(codec) \
 180        (snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") == 1 && \
 181         !is_aa_path_mute(codec))
 182
 183static void vt1708_stop_hp_work(struct hda_codec *codec)
 184{
 185        struct via_spec *spec = codec->spec;
 186        if (spec->codec_type != VT1708 || !spec->gen.autocfg.hp_outs)
 187                return;
 188        if (spec->hp_work_active) {
 189                snd_hda_codec_write(codec, 0x1, 0, 0xf81, 1);
 190                codec->jackpoll_interval = 0;
 191                cancel_delayed_work_sync(&codec->jackpoll_work);
 192                spec->hp_work_active = false;
 193        }
 194}
 195
 196static void vt1708_update_hp_work(struct hda_codec *codec)
 197{
 198        struct via_spec *spec = codec->spec;
 199        if (spec->codec_type != VT1708 || !spec->gen.autocfg.hp_outs)
 200                return;
 201        if (spec->vt1708_jack_detect) {
 202                if (!spec->hp_work_active) {
 203                        codec->jackpoll_interval = msecs_to_jiffies(100);
 204                        snd_hda_codec_write(codec, 0x1, 0, 0xf81, 0);
 205                        schedule_delayed_work(&codec->jackpoll_work, 0);
 206                        spec->hp_work_active = true;
 207                }
 208        } else if (!hp_detect_with_aa(codec))
 209                vt1708_stop_hp_work(codec);
 210}
 211
 212static int via_pin_power_ctl_info(struct snd_kcontrol *kcontrol,
 213                                  struct snd_ctl_elem_info *uinfo)
 214{
 215        return snd_hda_enum_bool_helper_info(kcontrol, uinfo);
 216}
 217
 218static int via_pin_power_ctl_get(struct snd_kcontrol *kcontrol,
 219                                 struct snd_ctl_elem_value *ucontrol)
 220{
 221        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 222        struct via_spec *spec = codec->spec;
 223
 224        ucontrol->value.enumerated.item[0] = spec->gen.power_down_unused;
 225        return 0;
 226}
 227
 228static int via_pin_power_ctl_put(struct snd_kcontrol *kcontrol,
 229                                 struct snd_ctl_elem_value *ucontrol)
 230{
 231        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 232        struct via_spec *spec = codec->spec;
 233        bool val = !!ucontrol->value.enumerated.item[0];
 234
 235        if (val == spec->gen.power_down_unused)
 236                return 0;
 237        /* codec->power_save_node = val; */ /* widget PM seems yet broken */
 238        spec->gen.power_down_unused = val;
 239        analog_low_current_mode(codec);
 240        return 1;
 241}
 242
 243static const struct snd_kcontrol_new via_pin_power_ctl_enum = {
 244        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 245        .name = "Dynamic Power-Control",
 246        .info = via_pin_power_ctl_info,
 247        .get = via_pin_power_ctl_get,
 248        .put = via_pin_power_ctl_put,
 249};
 250
 251#ifdef CONFIG_SND_HDA_INPUT_BEEP
 252/* additional beep mixers; the actual parameters are overwritten at build */
 253static const struct snd_kcontrol_new via_beep_mixer[] = {
 254        HDA_CODEC_VOLUME_MONO("Beep Playback Volume", 0, 1, 0, HDA_OUTPUT),
 255        HDA_CODEC_MUTE_BEEP_MONO("Beep Playback Switch", 0, 1, 0, HDA_OUTPUT),
 256};
 257
 258static int set_beep_amp(struct via_spec *spec, hda_nid_t nid,
 259                        int idx, int dir)
 260{
 261        struct snd_kcontrol_new *knew;
 262        unsigned int beep_amp = HDA_COMPOSE_AMP_VAL(nid, 1, idx, dir);
 263        int i;
 264
 265        spec->gen.beep_nid = nid;
 266        for (i = 0; i < ARRAY_SIZE(via_beep_mixer); i++) {
 267                knew = snd_hda_gen_add_kctl(&spec->gen, NULL,
 268                                            &via_beep_mixer[i]);
 269                if (!knew)
 270                        return -ENOMEM;
 271                knew->private_value = beep_amp;
 272        }
 273        return 0;
 274}
 275
 276static int auto_parse_beep(struct hda_codec *codec)
 277{
 278        struct via_spec *spec = codec->spec;
 279        hda_nid_t nid;
 280
 281        for_each_hda_codec_node(nid, codec)
 282                if (get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_BEEP)
 283                        return set_beep_amp(spec, nid, 0, HDA_OUTPUT);
 284        return 0;
 285}
 286#else
 287#define auto_parse_beep(codec)  0
 288#endif
 289
 290/* check AA path's mute status */
 291static bool is_aa_path_mute(struct hda_codec *codec)
 292{
 293        struct via_spec *spec = codec->spec;
 294        const struct hda_amp_list *p;
 295        int ch, v;
 296
 297        p = spec->gen.loopback.amplist;
 298        if (!p)
 299                return true;
 300        for (; p->nid; p++) {
 301                for (ch = 0; ch < 2; ch++) {
 302                        v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
 303                                                   p->idx);
 304                        if (!(v & HDA_AMP_MUTE) && v > 0)
 305                                return false;
 306                }
 307        }
 308        return true;
 309}
 310
 311/* enter/exit analog low-current mode */
 312static void __analog_low_current_mode(struct hda_codec *codec, bool force)
 313{
 314        struct via_spec *spec = codec->spec;
 315        bool enable;
 316        unsigned int verb, parm;
 317
 318        if (!codec->power_save_node)
 319                enable = false;
 320        else
 321                enable = is_aa_path_mute(codec) && !spec->gen.active_streams;
 322        if (enable == spec->alc_mode && !force)
 323                return;
 324        spec->alc_mode = enable;
 325
 326        /* decide low current mode's verb & parameter */
 327        switch (spec->codec_type) {
 328        case VT1708B_8CH:
 329        case VT1708B_4CH:
 330                verb = 0xf70;
 331                parm = enable ? 0x02 : 0x00; /* 0x02: 2/3x, 0x00: 1x */
 332                break;
 333        case VT1708S:
 334        case VT1718S:
 335        case VT1716S:
 336                verb = 0xf73;
 337                parm = enable ? 0x51 : 0xe1; /* 0x51: 4/28x, 0xe1: 1x */
 338                break;
 339        case VT1702:
 340                verb = 0xf73;
 341                parm = enable ? 0x01 : 0x1d; /* 0x01: 4/40x, 0x1d: 1x */
 342                break;
 343        case VT2002P:
 344        case VT1812:
 345        case VT1802:
 346                verb = 0xf93;
 347                parm = enable ? 0x00 : 0xe0; /* 0x00: 4/40x, 0xe0: 1x */
 348                break;
 349        case VT1705CF:
 350        case VT1808:
 351                verb = 0xf82;
 352                parm = enable ? 0x00 : 0xe0;  /* 0x00: 4/40x, 0xe0: 1x */
 353                break;
 354        default:
 355                return;         /* other codecs are not supported */
 356        }
 357        /* send verb */
 358        snd_hda_codec_write(codec, codec->core.afg, 0, verb, parm);
 359}
 360
 361static void analog_low_current_mode(struct hda_codec *codec)
 362{
 363        return __analog_low_current_mode(codec, false);
 364}
 365
 366static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
 367                                  struct hda_codec *codec,
 368                                  struct snd_pcm_substream *substream,
 369                                  int action)
 370{
 371        analog_low_current_mode(codec);
 372        vt1708_update_hp_work(codec);
 373}
 374
 375static void via_free(struct hda_codec *codec)
 376{
 377        vt1708_stop_hp_work(codec);
 378        snd_hda_gen_free(codec);
 379}
 380
 381#ifdef CONFIG_PM
 382static int via_suspend(struct hda_codec *codec)
 383{
 384        struct via_spec *spec = codec->spec;
 385        vt1708_stop_hp_work(codec);
 386
 387        /* Fix pop noise on headphones */
 388        if (spec->codec_type == VT1802)
 389                snd_hda_shutup_pins(codec);
 390
 391        return 0;
 392}
 393
 394static int via_resume(struct hda_codec *codec)
 395{
 396        /* some delay here to make jack detection working (bko#98921) */
 397        msleep(10);
 398        codec->patch_ops.init(codec);
 399        regcache_sync(codec->core.regmap);
 400        return 0;
 401}
 402#endif
 403
 404#ifdef CONFIG_PM
 405static int via_check_power_status(struct hda_codec *codec, hda_nid_t nid)
 406{
 407        struct via_spec *spec = codec->spec;
 408        analog_low_current_mode(codec);
 409        vt1708_update_hp_work(codec);
 410        return snd_hda_check_amp_list_power(codec, &spec->gen.loopback, nid);
 411}
 412#endif
 413
 414/*
 415 */
 416
 417static int via_init(struct hda_codec *codec);
 418
 419static const struct hda_codec_ops via_patch_ops = {
 420        .build_controls = snd_hda_gen_build_controls,
 421        .build_pcms = snd_hda_gen_build_pcms,
 422        .init = via_init,
 423        .free = via_free,
 424        .unsol_event = snd_hda_jack_unsol_event,
 425#ifdef CONFIG_PM
 426        .suspend = via_suspend,
 427        .resume = via_resume,
 428        .check_power_status = via_check_power_status,
 429#endif
 430};
 431
 432
 433static const struct hda_verb vt1708_init_verbs[] = {
 434        /* power down jack detect function */
 435        {0x1, 0xf81, 0x1},
 436        { }
 437};
 438static void vt1708_set_pinconfig_connect(struct hda_codec *codec, hda_nid_t nid)
 439{
 440        unsigned int def_conf;
 441        unsigned char seqassoc;
 442
 443        def_conf = snd_hda_codec_get_pincfg(codec, nid);
 444        seqassoc = (unsigned char) get_defcfg_association(def_conf);
 445        seqassoc = (seqassoc << 4) | get_defcfg_sequence(def_conf);
 446        if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE
 447            && (seqassoc == 0xf0 || seqassoc == 0xff)) {
 448                def_conf = def_conf & (~(AC_JACK_PORT_BOTH << 30));
 449                snd_hda_codec_set_pincfg(codec, nid, def_conf);
 450        }
 451
 452        return;
 453}
 454
 455static int vt1708_jack_detect_get(struct snd_kcontrol *kcontrol,
 456                                     struct snd_ctl_elem_value *ucontrol)
 457{
 458        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 459        struct via_spec *spec = codec->spec;
 460
 461        if (spec->codec_type != VT1708)
 462                return 0;
 463        ucontrol->value.integer.value[0] = spec->vt1708_jack_detect;
 464        return 0;
 465}
 466
 467static int vt1708_jack_detect_put(struct snd_kcontrol *kcontrol,
 468                                     struct snd_ctl_elem_value *ucontrol)
 469{
 470        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 471        struct via_spec *spec = codec->spec;
 472        int val;
 473
 474        if (spec->codec_type != VT1708)
 475                return 0;
 476        val = !!ucontrol->value.integer.value[0];
 477        if (spec->vt1708_jack_detect == val)
 478                return 0;
 479        spec->vt1708_jack_detect = val;
 480        vt1708_update_hp_work(codec);
 481        return 1;
 482}
 483
 484static const struct snd_kcontrol_new vt1708_jack_detect_ctl = {
 485        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 486        .name = "Jack Detect",
 487        .count = 1,
 488        .info = snd_ctl_boolean_mono_info,
 489        .get = vt1708_jack_detect_get,
 490        .put = vt1708_jack_detect_put,
 491};
 492
 493static const struct badness_table via_main_out_badness = {
 494        .no_primary_dac = 0x10000,
 495        .no_dac = 0x4000,
 496        .shared_primary = 0x10000,
 497        .shared_surr = 0x20,
 498        .shared_clfe = 0x20,
 499        .shared_surr_main = 0x20,
 500};
 501static const struct badness_table via_extra_out_badness = {
 502        .no_primary_dac = 0x4000,
 503        .no_dac = 0x4000,
 504        .shared_primary = 0x12,
 505        .shared_surr = 0x20,
 506        .shared_clfe = 0x20,
 507        .shared_surr_main = 0x10,
 508};
 509
 510static int via_parse_auto_config(struct hda_codec *codec)
 511{
 512        struct via_spec *spec = codec->spec;
 513        int err;
 514
 515        spec->gen.main_out_badness = &via_main_out_badness;
 516        spec->gen.extra_out_badness = &via_extra_out_badness;
 517
 518        err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 0);
 519        if (err < 0)
 520                return err;
 521
 522        err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg);
 523        if (err < 0)
 524                return err;
 525
 526        err = auto_parse_beep(codec);
 527        if (err < 0)
 528                return err;
 529
 530        if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &via_pin_power_ctl_enum))
 531                return -ENOMEM;
 532
 533        /* disable widget PM at start for compatibility */
 534        codec->power_save_node = 0;
 535        spec->gen.power_down_unused = 0;
 536        return 0;
 537}
 538
 539static int via_init(struct hda_codec *codec)
 540{
 541        /* init power states */
 542        __analog_low_current_mode(codec, true);
 543
 544        snd_hda_gen_init(codec);
 545
 546        vt1708_update_hp_work(codec);
 547
 548        return 0;
 549}
 550
 551static int vt1708_build_controls(struct hda_codec *codec)
 552{
 553        /* In order not to create "Phantom Jack" controls,
 554           temporary enable jackpoll */
 555        int err;
 556        int old_interval = codec->jackpoll_interval;
 557        codec->jackpoll_interval = msecs_to_jiffies(100);
 558        err = snd_hda_gen_build_controls(codec);
 559        codec->jackpoll_interval = old_interval;
 560        return err;
 561}
 562
 563static int vt1708_build_pcms(struct hda_codec *codec)
 564{
 565        struct via_spec *spec = codec->spec;
 566        int i, err;
 567
 568        err = snd_hda_gen_build_pcms(codec);
 569        if (err < 0 || codec->core.vendor_id != 0x11061708)
 570                return err;
 571
 572        /* We got noisy outputs on the right channel on VT1708 when
 573         * 24bit samples are used.  Until any workaround is found,
 574         * disable the 24bit format, so far.
 575         */
 576        for (i = 0; i < ARRAY_SIZE(spec->gen.pcm_rec); i++) {
 577                struct hda_pcm *info = spec->gen.pcm_rec[i];
 578                if (!info)
 579                        continue;
 580                if (!info->stream[SNDRV_PCM_STREAM_PLAYBACK].substreams ||
 581                    info->pcm_type != HDA_PCM_TYPE_AUDIO)
 582                        continue;
 583                info->stream[SNDRV_PCM_STREAM_PLAYBACK].formats =
 584                        SNDRV_PCM_FMTBIT_S16_LE;
 585        }
 586
 587        return 0;
 588}
 589
 590static int patch_vt1708(struct hda_codec *codec)
 591{
 592        struct via_spec *spec;
 593        int err;
 594
 595        /* create a codec specific record */
 596        spec = via_new_spec(codec);
 597        if (spec == NULL)
 598                return -ENOMEM;
 599
 600        /* override some patch_ops */
 601        codec->patch_ops.build_controls = vt1708_build_controls;
 602        codec->patch_ops.build_pcms = vt1708_build_pcms;
 603        spec->gen.mixer_nid = 0x17;
 604
 605        /* set jackpoll_interval while parsing the codec */
 606        codec->jackpoll_interval = msecs_to_jiffies(100);
 607        spec->vt1708_jack_detect = 1;
 608
 609        /* don't support the input jack switching due to lack of unsol event */
 610        /* (it may work with polling, though, but it needs testing) */
 611        spec->gen.suppress_auto_mic = 1;
 612        /* Some machines show the broken speaker mute */
 613        spec->gen.auto_mute_via_amp = 1;
 614
 615        /* Add HP and CD pin config connect bit re-config action */
 616        vt1708_set_pinconfig_connect(codec, VT1708_HP_PIN_NID);
 617        vt1708_set_pinconfig_connect(codec, VT1708_CD_PIN_NID);
 618
 619        err = snd_hda_add_verbs(codec, vt1708_init_verbs);
 620        if (err < 0)
 621                goto error;
 622
 623        /* automatic parse from the BIOS config */
 624        err = via_parse_auto_config(codec);
 625        if (err < 0)
 626                goto error;
 627
 628        /* add jack detect on/off control */
 629        if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1708_jack_detect_ctl)) {
 630                err = -ENOMEM;
 631                goto error;
 632        }
 633
 634        /* clear jackpoll_interval again; it's set dynamically */
 635        codec->jackpoll_interval = 0;
 636
 637        return 0;
 638
 639 error:
 640        via_free(codec);
 641        return err;
 642}
 643
 644static int patch_vt1709(struct hda_codec *codec)
 645{
 646        struct via_spec *spec;
 647        int err;
 648
 649        /* create a codec specific record */
 650        spec = via_new_spec(codec);
 651        if (spec == NULL)
 652                return -ENOMEM;
 653
 654        spec->gen.mixer_nid = 0x18;
 655
 656        err = via_parse_auto_config(codec);
 657        if (err < 0)
 658                goto error;
 659
 660        return 0;
 661
 662 error:
 663        via_free(codec);
 664        return err;
 665}
 666
 667static int patch_vt1708S(struct hda_codec *codec);
 668static int patch_vt1708B(struct hda_codec *codec)
 669{
 670        struct via_spec *spec;
 671        int err;
 672
 673        if (get_codec_type(codec) == VT1708BCE)
 674                return patch_vt1708S(codec);
 675
 676        /* create a codec specific record */
 677        spec = via_new_spec(codec);
 678        if (spec == NULL)
 679                return -ENOMEM;
 680
 681        spec->gen.mixer_nid = 0x16;
 682
 683        /* automatic parse from the BIOS config */
 684        err = via_parse_auto_config(codec);
 685        if (err < 0)
 686                goto error;
 687
 688        return 0;
 689
 690 error:
 691        via_free(codec);
 692        return err;
 693}
 694
 695/* Patch for VT1708S */
 696static const struct hda_verb vt1708S_init_verbs[] = {
 697        /* Enable Mic Boost Volume backdoor */
 698        {0x1, 0xf98, 0x1},
 699        /* don't bybass mixer */
 700        {0x1, 0xf88, 0xc0},
 701        { }
 702};
 703
 704static void override_mic_boost(struct hda_codec *codec, hda_nid_t pin,
 705                               int offset, int num_steps, int step_size)
 706{
 707        snd_hda_override_wcaps(codec, pin,
 708                               get_wcaps(codec, pin) | AC_WCAP_IN_AMP);
 709        snd_hda_override_amp_caps(codec, pin, HDA_INPUT,
 710                                  (offset << AC_AMPCAP_OFFSET_SHIFT) |
 711                                  (num_steps << AC_AMPCAP_NUM_STEPS_SHIFT) |
 712                                  (step_size << AC_AMPCAP_STEP_SIZE_SHIFT) |
 713                                  (0 << AC_AMPCAP_MUTE_SHIFT));
 714}
 715
 716static int patch_vt1708S(struct hda_codec *codec)
 717{
 718        struct via_spec *spec;
 719        int err;
 720
 721        /* create a codec specific record */
 722        spec = via_new_spec(codec);
 723        if (spec == NULL)
 724                return -ENOMEM;
 725
 726        spec->gen.mixer_nid = 0x16;
 727        override_mic_boost(codec, 0x1a, 0, 3, 40);
 728        override_mic_boost(codec, 0x1e, 0, 3, 40);
 729
 730        /* correct names for VT1708BCE */
 731        if (get_codec_type(codec) == VT1708BCE)
 732                snd_hda_codec_set_name(codec, "VT1708BCE");
 733        /* correct names for VT1705 */
 734        if (codec->core.vendor_id == 0x11064397)
 735                snd_hda_codec_set_name(codec, "VT1705");
 736
 737        err = snd_hda_add_verbs(codec, vt1708S_init_verbs);
 738        if (err < 0)
 739                goto error;
 740
 741        /* automatic parse from the BIOS config */
 742        err = via_parse_auto_config(codec);
 743        if (err < 0)
 744                goto error;
 745
 746        return 0;
 747
 748 error:
 749        via_free(codec);
 750        return err;
 751}
 752
 753/* Patch for VT1702 */
 754
 755static const struct hda_verb vt1702_init_verbs[] = {
 756        /* mixer enable */
 757        {0x1, 0xF88, 0x3},
 758        /* GPIO 0~2 */
 759        {0x1, 0xF82, 0x3F},
 760        { }
 761};
 762
 763static int patch_vt1702(struct hda_codec *codec)
 764{
 765        struct via_spec *spec;
 766        int err;
 767
 768        /* create a codec specific record */
 769        spec = via_new_spec(codec);
 770        if (spec == NULL)
 771                return -ENOMEM;
 772
 773        spec->gen.mixer_nid = 0x1a;
 774
 775        /* limit AA path volume to 0 dB */
 776        snd_hda_override_amp_caps(codec, 0x1A, HDA_INPUT,
 777                                  (0x17 << AC_AMPCAP_OFFSET_SHIFT) |
 778                                  (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |
 779                                  (0x5 << AC_AMPCAP_STEP_SIZE_SHIFT) |
 780                                  (1 << AC_AMPCAP_MUTE_SHIFT));
 781
 782        err = snd_hda_add_verbs(codec, vt1702_init_verbs);
 783        if (err < 0)
 784                goto error;
 785
 786        /* automatic parse from the BIOS config */
 787        err = via_parse_auto_config(codec);
 788        if (err < 0)
 789                goto error;
 790
 791        return 0;
 792
 793 error:
 794        via_free(codec);
 795        return err;
 796}
 797
 798/* Patch for VT1718S */
 799
 800static const struct hda_verb vt1718S_init_verbs[] = {
 801        /* Enable MW0 adjust Gain 5 */
 802        {0x1, 0xfb2, 0x10},
 803        /* Enable Boost Volume backdoor */
 804        {0x1, 0xf88, 0x8},
 805
 806        { }
 807};
 808
 809/* Add a connection to the primary DAC from AA-mixer for some codecs
 810 * This isn't listed from the raw info, but the chip has a secret connection.
 811 */
 812static int add_secret_dac_path(struct hda_codec *codec)
 813{
 814        struct via_spec *spec = codec->spec;
 815        int i, nums;
 816        hda_nid_t conn[8];
 817        hda_nid_t nid;
 818
 819        if (!spec->gen.mixer_nid)
 820                return 0;
 821        nums = snd_hda_get_connections(codec, spec->gen.mixer_nid, conn,
 822                                       ARRAY_SIZE(conn) - 1);
 823        for (i = 0; i < nums; i++) {
 824                if (get_wcaps_type(get_wcaps(codec, conn[i])) == AC_WID_AUD_OUT)
 825                        return 0;
 826        }
 827
 828        /* find the primary DAC and add to the connection list */
 829        for_each_hda_codec_node(nid, codec) {
 830                unsigned int caps = get_wcaps(codec, nid);
 831                if (get_wcaps_type(caps) == AC_WID_AUD_OUT &&
 832                    !(caps & AC_WCAP_DIGITAL)) {
 833                        conn[nums++] = nid;
 834                        return snd_hda_override_conn_list(codec,
 835                                                          spec->gen.mixer_nid,
 836                                                          nums, conn);
 837                }
 838        }
 839        return 0;
 840}
 841
 842
 843static int patch_vt1718S(struct hda_codec *codec)
 844{
 845        struct via_spec *spec;
 846        int err;
 847
 848        /* create a codec specific record */
 849        spec = via_new_spec(codec);
 850        if (spec == NULL)
 851                return -ENOMEM;
 852
 853        spec->gen.mixer_nid = 0x21;
 854        override_mic_boost(codec, 0x2b, 0, 3, 40);
 855        override_mic_boost(codec, 0x29, 0, 3, 40);
 856        add_secret_dac_path(codec);
 857
 858        err = snd_hda_add_verbs(codec, vt1718S_init_verbs);
 859        if (err < 0)
 860                goto error;
 861
 862        /* automatic parse from the BIOS config */
 863        err = via_parse_auto_config(codec);
 864        if (err < 0)
 865                goto error;
 866
 867        return 0;
 868
 869 error:
 870        via_free(codec);
 871        return err;
 872}
 873
 874/* Patch for VT1716S */
 875
 876static int vt1716s_dmic_info(struct snd_kcontrol *kcontrol,
 877                            struct snd_ctl_elem_info *uinfo)
 878{
 879        uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 880        uinfo->count = 1;
 881        uinfo->value.integer.min = 0;
 882        uinfo->value.integer.max = 1;
 883        return 0;
 884}
 885
 886static int vt1716s_dmic_get(struct snd_kcontrol *kcontrol,
 887                           struct snd_ctl_elem_value *ucontrol)
 888{
 889        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 890        int index = 0;
 891
 892        index = snd_hda_codec_read(codec, 0x26, 0,
 893                                               AC_VERB_GET_CONNECT_SEL, 0);
 894        if (index != -1)
 895                *ucontrol->value.integer.value = index;
 896
 897        return 0;
 898}
 899
 900static int vt1716s_dmic_put(struct snd_kcontrol *kcontrol,
 901                           struct snd_ctl_elem_value *ucontrol)
 902{
 903        struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 904        struct via_spec *spec = codec->spec;
 905        int index = *ucontrol->value.integer.value;
 906
 907        snd_hda_codec_write(codec, 0x26, 0,
 908                                               AC_VERB_SET_CONNECT_SEL, index);
 909        spec->dmic_enabled = index;
 910        return 1;
 911}
 912
 913static const struct snd_kcontrol_new vt1716s_dmic_mixer_vol =
 914        HDA_CODEC_VOLUME("Digital Mic Capture Volume", 0x22, 0x0, HDA_INPUT);
 915static const struct snd_kcontrol_new vt1716s_dmic_mixer_sw = {
 916         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 917         .name = "Digital Mic Capture Switch",
 918         .subdevice = HDA_SUBDEV_NID_FLAG | 0x26,
 919         .count = 1,
 920         .info = vt1716s_dmic_info,
 921         .get = vt1716s_dmic_get,
 922         .put = vt1716s_dmic_put,
 923};
 924
 925
 926/* mono-out mixer elements */
 927static const struct snd_kcontrol_new vt1716S_mono_out_mixer =
 928        HDA_CODEC_MUTE("Mono Playback Switch", 0x2a, 0x0, HDA_OUTPUT);
 929
 930static const struct hda_verb vt1716S_init_verbs[] = {
 931        /* Enable Boost Volume backdoor */
 932        {0x1, 0xf8a, 0x80},
 933        /* don't bybass mixer */
 934        {0x1, 0xf88, 0xc0},
 935        /* Enable mono output */
 936        {0x1, 0xf90, 0x08},
 937        { }
 938};
 939
 940static int patch_vt1716S(struct hda_codec *codec)
 941{
 942        struct via_spec *spec;
 943        int err;
 944
 945        /* create a codec specific record */
 946        spec = via_new_spec(codec);
 947        if (spec == NULL)
 948                return -ENOMEM;
 949
 950        spec->gen.mixer_nid = 0x16;
 951        override_mic_boost(codec, 0x1a, 0, 3, 40);
 952        override_mic_boost(codec, 0x1e, 0, 3, 40);
 953
 954        err = snd_hda_add_verbs(codec, vt1716S_init_verbs);
 955        if (err < 0)
 956                goto error;
 957
 958        /* automatic parse from the BIOS config */
 959        err = via_parse_auto_config(codec);
 960        if (err < 0)
 961                goto error;
 962
 963        if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_vol) ||
 964            !snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_sw) ||
 965            !snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716S_mono_out_mixer)) {
 966                err = -ENOMEM;
 967                goto error;
 968        }
 969
 970        return 0;
 971
 972 error:
 973        via_free(codec);
 974        return err;
 975}
 976
 977/* for vt2002P */
 978
 979static const struct hda_verb vt2002P_init_verbs[] = {
 980        /* Class-D speaker related verbs */
 981        {0x1, 0xfe0, 0x4},
 982        {0x1, 0xfe9, 0x80},
 983        {0x1, 0xfe2, 0x22},
 984        /* Enable Boost Volume backdoor */
 985        {0x1, 0xfb9, 0x24},
 986        /* Enable AOW0 to MW9 */
 987        {0x1, 0xfb8, 0x88},
 988        { }
 989};
 990
 991static const struct hda_verb vt1802_init_verbs[] = {
 992        /* Enable Boost Volume backdoor */
 993        {0x1, 0xfb9, 0x24},
 994        /* Enable AOW0 to MW9 */
 995        {0x1, 0xfb8, 0x88},
 996        { }
 997};
 998
 999/*
1000 * pin fix-up
1001 */
1002enum {
1003        VIA_FIXUP_INTMIC_BOOST,
1004        VIA_FIXUP_ASUS_G75,
1005};
1006
1007static void via_fixup_intmic_boost(struct hda_codec *codec,
1008                                  const struct hda_fixup *fix, int action)
1009{
1010        if (action == HDA_FIXUP_ACT_PRE_PROBE)
1011                override_mic_boost(codec, 0x30, 0, 2, 40);
1012}
1013
1014static const struct hda_fixup via_fixups[] = {
1015        [VIA_FIXUP_INTMIC_BOOST] = {
1016                .type = HDA_FIXUP_FUNC,
1017                .v.func = via_fixup_intmic_boost,
1018        },
1019        [VIA_FIXUP_ASUS_G75] = {
1020                .type = HDA_FIXUP_PINS,
1021                .v.pins = (const struct hda_pintbl[]) {
1022                        /* set 0x24 and 0x33 as speakers */
1023                        { 0x24, 0x991301f0 },
1024                        { 0x33, 0x991301f1 }, /* subwoofer */
1025                        { }
1026                }
1027        },
1028};
1029
1030static const struct snd_pci_quirk vt2002p_fixups[] = {
1031        SND_PCI_QUIRK(0x1043, 0x1487, "Asus G75", VIA_FIXUP_ASUS_G75),
1032        SND_PCI_QUIRK(0x1043, 0x8532, "Asus X202E", VIA_FIXUP_INTMIC_BOOST),
1033        {}
1034};
1035
1036/* NIDs 0x24 and 0x33 on VT1802 have connections to non-existing NID 0x3e
1037 * Replace this with mixer NID 0x1c
1038 */
1039static void fix_vt1802_connections(struct hda_codec *codec)
1040{
1041        static hda_nid_t conn_24[] = { 0x14, 0x1c };
1042        static hda_nid_t conn_33[] = { 0x1c };
1043
1044        snd_hda_override_conn_list(codec, 0x24, ARRAY_SIZE(conn_24), conn_24);
1045        snd_hda_override_conn_list(codec, 0x33, ARRAY_SIZE(conn_33), conn_33);
1046}
1047
1048/* patch for vt2002P */
1049static int patch_vt2002P(struct hda_codec *codec)
1050{
1051        struct via_spec *spec;
1052        int err;
1053
1054        /* create a codec specific record */
1055        spec = via_new_spec(codec);
1056        if (spec == NULL)
1057                return -ENOMEM;
1058
1059        spec->gen.mixer_nid = 0x21;
1060        override_mic_boost(codec, 0x2b, 0, 3, 40);
1061        override_mic_boost(codec, 0x29, 0, 3, 40);
1062        if (spec->codec_type == VT1802)
1063                fix_vt1802_connections(codec);
1064        add_secret_dac_path(codec);
1065
1066        snd_hda_pick_fixup(codec, NULL, vt2002p_fixups, via_fixups);
1067        snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
1068
1069        if (spec->codec_type == VT1802)
1070                err = snd_hda_add_verbs(codec, vt1802_init_verbs);
1071        else
1072                err = snd_hda_add_verbs(codec, vt2002P_init_verbs);
1073        if (err < 0)
1074                goto error;
1075
1076        /* automatic parse from the BIOS config */
1077        err = via_parse_auto_config(codec);
1078        if (err < 0)
1079                goto error;
1080
1081        return 0;
1082
1083 error:
1084        via_free(codec);
1085        return err;
1086}
1087
1088/* for vt1812 */
1089
1090static const struct hda_verb vt1812_init_verbs[] = {
1091        /* Enable Boost Volume backdoor */
1092        {0x1, 0xfb9, 0x24},
1093        /* Enable AOW0 to MW9 */
1094        {0x1, 0xfb8, 0xa8},
1095        { }
1096};
1097
1098/* patch for vt1812 */
1099static int patch_vt1812(struct hda_codec *codec)
1100{
1101        struct via_spec *spec;
1102        int err;
1103
1104        /* create a codec specific record */
1105        spec = via_new_spec(codec);
1106        if (spec == NULL)
1107                return -ENOMEM;
1108
1109        spec->gen.mixer_nid = 0x21;
1110        override_mic_boost(codec, 0x2b, 0, 3, 40);
1111        override_mic_boost(codec, 0x29, 0, 3, 40);
1112        add_secret_dac_path(codec);
1113
1114        err = snd_hda_add_verbs(codec, vt1812_init_verbs);
1115        if (err < 0)
1116                goto error;
1117
1118        /* automatic parse from the BIOS config */
1119        err = via_parse_auto_config(codec);
1120        if (err < 0)
1121                goto error;
1122
1123        return 0;
1124
1125 error:
1126        via_free(codec);
1127        return err;
1128}
1129
1130/* patch for vt3476 */
1131
1132static const struct hda_verb vt3476_init_verbs[] = {
1133        /* Enable DMic 8/16/32K */
1134        {0x1, 0xF7B, 0x30},
1135        /* Enable Boost Volume backdoor */
1136        {0x1, 0xFB9, 0x20},
1137        /* Enable AOW-MW9 path */
1138        {0x1, 0xFB8, 0x10},
1139        { }
1140};
1141
1142static int patch_vt3476(struct hda_codec *codec)
1143{
1144        struct via_spec *spec;
1145        int err;
1146
1147        /* create a codec specific record */
1148        spec = via_new_spec(codec);
1149        if (spec == NULL)
1150                return -ENOMEM;
1151
1152        spec->gen.mixer_nid = 0x3f;
1153        add_secret_dac_path(codec);
1154
1155        err = snd_hda_add_verbs(codec, vt3476_init_verbs);
1156        if (err < 0)
1157                goto error;
1158
1159        /* automatic parse from the BIOS config */
1160        err = via_parse_auto_config(codec);
1161        if (err < 0)
1162                goto error;
1163
1164        return 0;
1165
1166 error:
1167        via_free(codec);
1168        return err;
1169}
1170
1171/*
1172 * patch entries
1173 */
1174static const struct hda_device_id snd_hda_id_via[] = {
1175        HDA_CODEC_ENTRY(0x11061708, "VT1708", patch_vt1708),
1176        HDA_CODEC_ENTRY(0x11061709, "VT1708", patch_vt1708),
1177        HDA_CODEC_ENTRY(0x1106170a, "VT1708", patch_vt1708),
1178        HDA_CODEC_ENTRY(0x1106170b, "VT1708", patch_vt1708),
1179        HDA_CODEC_ENTRY(0x1106e710, "VT1709 10-Ch", patch_vt1709),
1180        HDA_CODEC_ENTRY(0x1106e711, "VT1709 10-Ch", patch_vt1709),
1181        HDA_CODEC_ENTRY(0x1106e712, "VT1709 10-Ch", patch_vt1709),
1182        HDA_CODEC_ENTRY(0x1106e713, "VT1709 10-Ch", patch_vt1709),
1183        HDA_CODEC_ENTRY(0x1106e714, "VT1709 6-Ch", patch_vt1709),
1184        HDA_CODEC_ENTRY(0x1106e715, "VT1709 6-Ch", patch_vt1709),
1185        HDA_CODEC_ENTRY(0x1106e716, "VT1709 6-Ch", patch_vt1709),
1186        HDA_CODEC_ENTRY(0x1106e717, "VT1709 6-Ch", patch_vt1709),
1187        HDA_CODEC_ENTRY(0x1106e720, "VT1708B 8-Ch", patch_vt1708B),
1188        HDA_CODEC_ENTRY(0x1106e721, "VT1708B 8-Ch", patch_vt1708B),
1189        HDA_CODEC_ENTRY(0x1106e722, "VT1708B 8-Ch", patch_vt1708B),
1190        HDA_CODEC_ENTRY(0x1106e723, "VT1708B 8-Ch", patch_vt1708B),
1191        HDA_CODEC_ENTRY(0x1106e724, "VT1708B 4-Ch", patch_vt1708B),
1192        HDA_CODEC_ENTRY(0x1106e725, "VT1708B 4-Ch", patch_vt1708B),
1193        HDA_CODEC_ENTRY(0x1106e726, "VT1708B 4-Ch", patch_vt1708B),
1194        HDA_CODEC_ENTRY(0x1106e727, "VT1708B 4-Ch", patch_vt1708B),
1195        HDA_CODEC_ENTRY(0x11060397, "VT1708S", patch_vt1708S),
1196        HDA_CODEC_ENTRY(0x11061397, "VT1708S", patch_vt1708S),
1197        HDA_CODEC_ENTRY(0x11062397, "VT1708S", patch_vt1708S),
1198        HDA_CODEC_ENTRY(0x11063397, "VT1708S", patch_vt1708S),
1199        HDA_CODEC_ENTRY(0x11064397, "VT1705", patch_vt1708S),
1200        HDA_CODEC_ENTRY(0x11065397, "VT1708S", patch_vt1708S),
1201        HDA_CODEC_ENTRY(0x11066397, "VT1708S", patch_vt1708S),
1202        HDA_CODEC_ENTRY(0x11067397, "VT1708S", patch_vt1708S),
1203        HDA_CODEC_ENTRY(0x11060398, "VT1702", patch_vt1702),
1204        HDA_CODEC_ENTRY(0x11061398, "VT1702", patch_vt1702),
1205        HDA_CODEC_ENTRY(0x11062398, "VT1702", patch_vt1702),
1206        HDA_CODEC_ENTRY(0x11063398, "VT1702", patch_vt1702),
1207        HDA_CODEC_ENTRY(0x11064398, "VT1702", patch_vt1702),
1208        HDA_CODEC_ENTRY(0x11065398, "VT1702", patch_vt1702),
1209        HDA_CODEC_ENTRY(0x11066398, "VT1702", patch_vt1702),
1210        HDA_CODEC_ENTRY(0x11067398, "VT1702", patch_vt1702),
1211        HDA_CODEC_ENTRY(0x11060428, "VT1718S", patch_vt1718S),
1212        HDA_CODEC_ENTRY(0x11064428, "VT1718S", patch_vt1718S),
1213        HDA_CODEC_ENTRY(0x11060441, "VT2020", patch_vt1718S),
1214        HDA_CODEC_ENTRY(0x11064441, "VT1828S", patch_vt1718S),
1215        HDA_CODEC_ENTRY(0x11060433, "VT1716S", patch_vt1716S),
1216        HDA_CODEC_ENTRY(0x1106a721, "VT1716S", patch_vt1716S),
1217        HDA_CODEC_ENTRY(0x11060438, "VT2002P", patch_vt2002P),
1218        HDA_CODEC_ENTRY(0x11064438, "VT2002P", patch_vt2002P),
1219        HDA_CODEC_ENTRY(0x11060448, "VT1812", patch_vt1812),
1220        HDA_CODEC_ENTRY(0x11060440, "VT1818S", patch_vt1708S),
1221        HDA_CODEC_ENTRY(0x11060446, "VT1802", patch_vt2002P),
1222        HDA_CODEC_ENTRY(0x11068446, "VT1802", patch_vt2002P),
1223        HDA_CODEC_ENTRY(0x11064760, "VT1705CF", patch_vt3476),
1224        HDA_CODEC_ENTRY(0x11064761, "VT1708SCE", patch_vt3476),
1225        HDA_CODEC_ENTRY(0x11064762, "VT1808", patch_vt3476),
1226        {} /* terminator */
1227};
1228MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_via);
1229
1230static struct hda_codec_driver via_driver = {
1231        .id = snd_hda_id_via,
1232};
1233
1234MODULE_LICENSE("GPL");
1235MODULE_DESCRIPTION("VIA HD-audio codec");
1236
1237module_hda_codec_driver(via_driver);
1238