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TOMOYO Linux Cross Reference
Linux/sound/pci/hda/patch_via.c

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  1 /*
  2  * Universal Interface for Intel High Definition Audio Codec
  3  *
  4  * HD audio interface patch for VIA VT17xx/VT18xx/VT20xx codec
  5  *
  6  *  (C) 2006-2009 VIA Technology, Inc.
  7  *  (C) 2006-2008 Takashi Iwai <tiwai@suse.de>
  8  *
  9  *  This driver is free software; you can redistribute it and/or modify
 10  *  it under the terms of the GNU General Public License as published by
 11  *  the Free Software Foundation; either version 2 of the License, or
 12  *  (at your option) any later version.
 13  *
 14  *  This driver is distributed in the hope that it will be useful,
 15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 17  *  GNU General Public License for more details.
 18  *
 19  *  You should have received a copy of the GNU General Public License
 20  *  along with this program; if not, write to the Free Software
 21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 22  */
 23 
 24 /* * * * * * * * * * * * * * Release History * * * * * * * * * * * * * * * * */
 25 /*                                                                           */
 26 /* 2006-03-03  Lydia Wang  Create the basic patch to support VT1708 codec    */
 27 /* 2006-03-14  Lydia Wang  Modify hard code for some pin widget nid          */
 28 /* 2006-08-02  Lydia Wang  Add support to VT1709 codec                       */
 29 /* 2006-09-08  Lydia Wang  Fix internal loopback recording source select bug */
 30 /* 2007-09-12  Lydia Wang  Add EAPD enable during driver initialization      */
 31 /* 2007-09-17  Lydia Wang  Add VT1708B codec support                        */
 32 /* 2007-11-14  Lydia Wang  Add VT1708A codec HP and CD pin connect config    */
 33 /* 2008-02-03  Lydia Wang  Fix Rear channels and Back channels inverse issue */
 34 /* 2008-03-06  Lydia Wang  Add VT1702 codec and VT1708S codec support        */
 35 /* 2008-04-09  Lydia Wang  Add mute front speaker when HP plugin             */
 36 /* 2008-04-09  Lydia Wang  Add Independent HP feature                        */
 37 /* 2008-05-28  Lydia Wang  Add second S/PDIF Out support for VT1702          */
 38 /* 2008-09-15  Logan Li    Add VT1708S Mic Boost workaround/backdoor         */
 39 /* 2009-02-16  Logan Li    Add support for VT1718S                           */
 40 /* 2009-03-13  Logan Li    Add support for VT1716S                           */
 41 /* 2009-04-14  Lydai Wang  Add support for VT1828S and VT2020                */
 42 /* 2009-07-08  Lydia Wang  Add support for VT2002P                           */
 43 /* 2009-07-21  Lydia Wang  Add support for VT1812                            */
 44 /* 2009-09-19  Lydia Wang  Add support for VT1818S                           */
 45 /*                                                                           */
 46 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 47 
 48 
 49 #include <linux/init.h>
 50 #include <linux/delay.h>
 51 #include <linux/slab.h>
 52 #include <linux/module.h>
 53 #include <sound/core.h>
 54 #include <sound/asoundef.h>
 55 #include "hda_codec.h"
 56 #include "hda_local.h"
 57 #include "hda_auto_parser.h"
 58 #include "hda_jack.h"
 59 #include "hda_generic.h"
 60 
 61 /* Pin Widget NID */
 62 #define VT1708_HP_PIN_NID       0x20
 63 #define VT1708_CD_PIN_NID       0x24
 64 
 65 enum VIA_HDA_CODEC {
 66         UNKNOWN = -1,
 67         VT1708,
 68         VT1709_10CH,
 69         VT1709_6CH,
 70         VT1708B_8CH,
 71         VT1708B_4CH,
 72         VT1708S,
 73         VT1708BCE,
 74         VT1702,
 75         VT1718S,
 76         VT1716S,
 77         VT2002P,
 78         VT1812,
 79         VT1802,
 80         VT1705CF,
 81         VT1808,
 82         CODEC_TYPES,
 83 };
 84 
 85 #define VT2002P_COMPATIBLE(spec) \
 86         ((spec)->codec_type == VT2002P ||\
 87          (spec)->codec_type == VT1812 ||\
 88          (spec)->codec_type == VT1802)
 89 
 90 struct via_spec {
 91         struct hda_gen_spec gen;
 92 
 93         /* HP mode source */
 94         unsigned int dmic_enabled;
 95         enum VIA_HDA_CODEC codec_type;
 96 
 97         /* analog low-power control */
 98         bool alc_mode;
 99 
100         /* work to check hp jack state */
101         int hp_work_active;
102         int vt1708_jack_detect;
103 };
104 
105 static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec);
106 static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
107                                   struct hda_codec *codec,
108                                   struct snd_pcm_substream *substream,
109                                   int action);
110 
111 static const struct hda_codec_ops via_patch_ops; /* defined below */
112 
113 static struct via_spec *via_new_spec(struct hda_codec *codec)
114 {
115         struct via_spec *spec;
116 
117         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
118         if (spec == NULL)
119                 return NULL;
120 
121         codec->spec = spec;
122         snd_hda_gen_spec_init(&spec->gen);
123         spec->codec_type = get_codec_type(codec);
124         /* VT1708BCE & VT1708S are almost same */
125         if (spec->codec_type == VT1708BCE)
126                 spec->codec_type = VT1708S;
127         spec->gen.indep_hp = 1;
128         spec->gen.keep_eapd_on = 1;
129         spec->gen.pcm_playback_hook = via_playback_pcm_hook;
130         spec->gen.add_stereo_mix_input = HDA_HINT_STEREO_MIX_AUTO;
131         codec->power_save_node = 1;
132         spec->gen.power_down_unused = 1;
133         codec->patch_ops = via_patch_ops;
134         return spec;
135 }
136 
137 static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec)
138 {
139         u32 vendor_id = codec->core.vendor_id;
140         u16 ven_id = vendor_id >> 16;
141         u16 dev_id = vendor_id & 0xffff;
142         enum VIA_HDA_CODEC codec_type;
143 
144         /* get codec type */
145         if (ven_id != 0x1106)
146                 codec_type = UNKNOWN;
147         else if (dev_id >= 0x1708 && dev_id <= 0x170b)
148                 codec_type = VT1708;
149         else if (dev_id >= 0xe710 && dev_id <= 0xe713)
150                 codec_type = VT1709_10CH;
151         else if (dev_id >= 0xe714 && dev_id <= 0xe717)
152                 codec_type = VT1709_6CH;
153         else if (dev_id >= 0xe720 && dev_id <= 0xe723) {
154                 codec_type = VT1708B_8CH;
155                 if (snd_hda_param_read(codec, 0x16, AC_PAR_CONNLIST_LEN) == 0x7)
156                         codec_type = VT1708BCE;
157         } else if (dev_id >= 0xe724 && dev_id <= 0xe727)
158                 codec_type = VT1708B_4CH;
159         else if ((dev_id & 0xfff) == 0x397
160                  && (dev_id >> 12) < 8)
161                 codec_type = VT1708S;
162         else if ((dev_id & 0xfff) == 0x398
163                  && (dev_id >> 12) < 8)
164                 codec_type = VT1702;
165         else if ((dev_id & 0xfff) == 0x428
166                  && (dev_id >> 12) < 8)
167                 codec_type = VT1718S;
168         else if (dev_id == 0x0433 || dev_id == 0xa721)
169                 codec_type = VT1716S;
170         else if (dev_id == 0x0441 || dev_id == 0x4441)
171                 codec_type = VT1718S;
172         else if (dev_id == 0x0438 || dev_id == 0x4438)
173                 codec_type = VT2002P;
174         else if (dev_id == 0x0448)
175                 codec_type = VT1812;
176         else if (dev_id == 0x0440)
177                 codec_type = VT1708S;
178         else if ((dev_id & 0xfff) == 0x446)
179                 codec_type = VT1802;
180         else if (dev_id == 0x4760)
181                 codec_type = VT1705CF;
182         else if (dev_id == 0x4761 || dev_id == 0x4762)
183                 codec_type = VT1808;
184         else
185                 codec_type = UNKNOWN;
186         return codec_type;
187 };
188 
189 static void analog_low_current_mode(struct hda_codec *codec);
190 static bool is_aa_path_mute(struct hda_codec *codec);
191 
192 #define hp_detect_with_aa(codec) \
193         (snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") == 1 && \
194          !is_aa_path_mute(codec))
195 
196 static void vt1708_stop_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->hp_work_active) {
202                 snd_hda_codec_write(codec, 0x1, 0, 0xf81, 1);
203                 codec->jackpoll_interval = 0;
204                 cancel_delayed_work_sync(&codec->jackpoll_work);
205                 spec->hp_work_active = false;
206         }
207 }
208 
209 static void vt1708_update_hp_work(struct hda_codec *codec)
210 {
211         struct via_spec *spec = codec->spec;
212         if (spec->codec_type != VT1708 || !spec->gen.autocfg.hp_outs)
213                 return;
214         if (spec->vt1708_jack_detect) {
215                 if (!spec->hp_work_active) {
216                         codec->jackpoll_interval = msecs_to_jiffies(100);
217                         snd_hda_codec_write(codec, 0x1, 0, 0xf81, 0);
218                         schedule_delayed_work(&codec->jackpoll_work, 0);
219                         spec->hp_work_active = true;
220                 }
221         } else if (!hp_detect_with_aa(codec))
222                 vt1708_stop_hp_work(codec);
223 }
224 
225 static int via_pin_power_ctl_info(struct snd_kcontrol *kcontrol,
226                                   struct snd_ctl_elem_info *uinfo)
227 {
228         return snd_hda_enum_bool_helper_info(kcontrol, uinfo);
229 }
230 
231 static int via_pin_power_ctl_get(struct snd_kcontrol *kcontrol,
232                                  struct snd_ctl_elem_value *ucontrol)
233 {
234         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
235         struct via_spec *spec = codec->spec;
236 
237         ucontrol->value.enumerated.item[0] = spec->gen.power_down_unused;
238         return 0;
239 }
240 
241 static int via_pin_power_ctl_put(struct snd_kcontrol *kcontrol,
242                                  struct snd_ctl_elem_value *ucontrol)
243 {
244         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
245         struct via_spec *spec = codec->spec;
246         bool val = !!ucontrol->value.enumerated.item[0];
247 
248         if (val == spec->gen.power_down_unused)
249                 return 0;
250         /* codec->power_save_node = val; */ /* widget PM seems yet broken */
251         spec->gen.power_down_unused = val;
252         analog_low_current_mode(codec);
253         return 1;
254 }
255 
256 static const struct snd_kcontrol_new via_pin_power_ctl_enum = {
257         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
258         .name = "Dynamic Power-Control",
259         .info = via_pin_power_ctl_info,
260         .get = via_pin_power_ctl_get,
261         .put = via_pin_power_ctl_put,
262 };
263 
264 #ifdef CONFIG_SND_HDA_INPUT_BEEP
265 /* additional beep mixers; the actual parameters are overwritten at build */
266 static const struct snd_kcontrol_new via_beep_mixer[] = {
267         HDA_CODEC_VOLUME_MONO("Beep Playback Volume", 0, 1, 0, HDA_OUTPUT),
268         HDA_CODEC_MUTE_BEEP_MONO("Beep Playback Switch", 0, 1, 0, HDA_OUTPUT),
269 };
270 
271 static int set_beep_amp(struct via_spec *spec, hda_nid_t nid,
272                         int idx, int dir)
273 {
274         struct snd_kcontrol_new *knew;
275         unsigned int beep_amp = HDA_COMPOSE_AMP_VAL(nid, 1, idx, dir);
276         int i;
277 
278         spec->gen.beep_nid = nid;
279         for (i = 0; i < ARRAY_SIZE(via_beep_mixer); i++) {
280                 knew = snd_hda_gen_add_kctl(&spec->gen, NULL,
281                                             &via_beep_mixer[i]);
282                 if (!knew)
283                         return -ENOMEM;
284                 knew->private_value = beep_amp;
285         }
286         return 0;
287 }
288 
289 static int auto_parse_beep(struct hda_codec *codec)
290 {
291         struct via_spec *spec = codec->spec;
292         hda_nid_t nid;
293 
294         for_each_hda_codec_node(nid, codec)
295                 if (get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_BEEP)
296                         return set_beep_amp(spec, nid, 0, HDA_OUTPUT);
297         return 0;
298 }
299 #else
300 #define auto_parse_beep(codec)  0
301 #endif
302 
303 /* check AA path's mute status */
304 static bool is_aa_path_mute(struct hda_codec *codec)
305 {
306         struct via_spec *spec = codec->spec;
307         const struct hda_amp_list *p;
308         int ch, v;
309 
310         p = spec->gen.loopback.amplist;
311         if (!p)
312                 return true;
313         for (; p->nid; p++) {
314                 for (ch = 0; ch < 2; ch++) {
315                         v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
316                                                    p->idx);
317                         if (!(v & HDA_AMP_MUTE) && v > 0)
318                                 return false;
319                 }
320         }
321         return true;
322 }
323 
324 /* enter/exit analog low-current mode */
325 static void __analog_low_current_mode(struct hda_codec *codec, bool force)
326 {
327         struct via_spec *spec = codec->spec;
328         bool enable;
329         unsigned int verb, parm;
330 
331         if (!codec->power_save_node)
332                 enable = false;
333         else
334                 enable = is_aa_path_mute(codec) && !spec->gen.active_streams;
335         if (enable == spec->alc_mode && !force)
336                 return;
337         spec->alc_mode = enable;
338 
339         /* decide low current mode's verb & parameter */
340         switch (spec->codec_type) {
341         case VT1708B_8CH:
342         case VT1708B_4CH:
343                 verb = 0xf70;
344                 parm = enable ? 0x02 : 0x00; /* 0x02: 2/3x, 0x00: 1x */
345                 break;
346         case VT1708S:
347         case VT1718S:
348         case VT1716S:
349                 verb = 0xf73;
350                 parm = enable ? 0x51 : 0xe1; /* 0x51: 4/28x, 0xe1: 1x */
351                 break;
352         case VT1702:
353                 verb = 0xf73;
354                 parm = enable ? 0x01 : 0x1d; /* 0x01: 4/40x, 0x1d: 1x */
355                 break;
356         case VT2002P:
357         case VT1812:
358         case VT1802:
359                 verb = 0xf93;
360                 parm = enable ? 0x00 : 0xe0; /* 0x00: 4/40x, 0xe0: 1x */
361                 break;
362         case VT1705CF:
363         case VT1808:
364                 verb = 0xf82;
365                 parm = enable ? 0x00 : 0xe0;  /* 0x00: 4/40x, 0xe0: 1x */
366                 break;
367         default:
368                 return;         /* other codecs are not supported */
369         }
370         /* send verb */
371         snd_hda_codec_write(codec, codec->core.afg, 0, verb, parm);
372 }
373 
374 static void analog_low_current_mode(struct hda_codec *codec)
375 {
376         return __analog_low_current_mode(codec, false);
377 }
378 
379 static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
380                                   struct hda_codec *codec,
381                                   struct snd_pcm_substream *substream,
382                                   int action)
383 {
384         analog_low_current_mode(codec);
385         vt1708_update_hp_work(codec);
386 }
387 
388 static void via_free(struct hda_codec *codec)
389 {
390         vt1708_stop_hp_work(codec);
391         snd_hda_gen_free(codec);
392 }
393 
394 #ifdef CONFIG_PM
395 static int via_suspend(struct hda_codec *codec)
396 {
397         struct via_spec *spec = codec->spec;
398         vt1708_stop_hp_work(codec);
399 
400         /* Fix pop noise on headphones */
401         if (spec->codec_type == VT1802)
402                 snd_hda_shutup_pins(codec);
403 
404         return 0;
405 }
406 
407 static int via_resume(struct hda_codec *codec)
408 {
409         /* some delay here to make jack detection working (bko#98921) */
410         msleep(10);
411         codec->patch_ops.init(codec);
412         regcache_sync(codec->core.regmap);
413         return 0;
414 }
415 #endif
416 
417 #ifdef CONFIG_PM
418 static int via_check_power_status(struct hda_codec *codec, hda_nid_t nid)
419 {
420         struct via_spec *spec = codec->spec;
421         analog_low_current_mode(codec);
422         vt1708_update_hp_work(codec);
423         return snd_hda_check_amp_list_power(codec, &spec->gen.loopback, nid);
424 }
425 #endif
426 
427 /*
428  */
429 
430 static int via_init(struct hda_codec *codec);
431 
432 static const struct hda_codec_ops via_patch_ops = {
433         .build_controls = snd_hda_gen_build_controls,
434         .build_pcms = snd_hda_gen_build_pcms,
435         .init = via_init,
436         .free = via_free,
437         .unsol_event = snd_hda_jack_unsol_event,
438 #ifdef CONFIG_PM
439         .suspend = via_suspend,
440         .resume = via_resume,
441         .check_power_status = via_check_power_status,
442 #endif
443 };
444 
445 
446 static const struct hda_verb vt1708_init_verbs[] = {
447         /* power down jack detect function */
448         {0x1, 0xf81, 0x1},
449         { }
450 };
451 static void vt1708_set_pinconfig_connect(struct hda_codec *codec, hda_nid_t nid)
452 {
453         unsigned int def_conf;
454         unsigned char seqassoc;
455 
456         def_conf = snd_hda_codec_get_pincfg(codec, nid);
457         seqassoc = (unsigned char) get_defcfg_association(def_conf);
458         seqassoc = (seqassoc << 4) | get_defcfg_sequence(def_conf);
459         if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE
460             && (seqassoc == 0xf0 || seqassoc == 0xff)) {
461                 def_conf = def_conf & (~(AC_JACK_PORT_BOTH << 30));
462                 snd_hda_codec_set_pincfg(codec, nid, def_conf);
463         }
464 
465         return;
466 }
467 
468 static int vt1708_jack_detect_get(struct snd_kcontrol *kcontrol,
469                                      struct snd_ctl_elem_value *ucontrol)
470 {
471         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
472         struct via_spec *spec = codec->spec;
473 
474         if (spec->codec_type != VT1708)
475                 return 0;
476         ucontrol->value.integer.value[0] = spec->vt1708_jack_detect;
477         return 0;
478 }
479 
480 static int vt1708_jack_detect_put(struct snd_kcontrol *kcontrol,
481                                      struct snd_ctl_elem_value *ucontrol)
482 {
483         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
484         struct via_spec *spec = codec->spec;
485         int val;
486 
487         if (spec->codec_type != VT1708)
488                 return 0;
489         val = !!ucontrol->value.integer.value[0];
490         if (spec->vt1708_jack_detect == val)
491                 return 0;
492         spec->vt1708_jack_detect = val;
493         vt1708_update_hp_work(codec);
494         return 1;
495 }
496 
497 static const struct snd_kcontrol_new vt1708_jack_detect_ctl = {
498         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
499         .name = "Jack Detect",
500         .count = 1,
501         .info = snd_ctl_boolean_mono_info,
502         .get = vt1708_jack_detect_get,
503         .put = vt1708_jack_detect_put,
504 };
505 
506 static const struct badness_table via_main_out_badness = {
507         .no_primary_dac = 0x10000,
508         .no_dac = 0x4000,
509         .shared_primary = 0x10000,
510         .shared_surr = 0x20,
511         .shared_clfe = 0x20,
512         .shared_surr_main = 0x20,
513 };
514 static const struct badness_table via_extra_out_badness = {
515         .no_primary_dac = 0x4000,
516         .no_dac = 0x4000,
517         .shared_primary = 0x12,
518         .shared_surr = 0x20,
519         .shared_clfe = 0x20,
520         .shared_surr_main = 0x10,
521 };
522 
523 static int via_parse_auto_config(struct hda_codec *codec)
524 {
525         struct via_spec *spec = codec->spec;
526         int err;
527 
528         spec->gen.main_out_badness = &via_main_out_badness;
529         spec->gen.extra_out_badness = &via_extra_out_badness;
530 
531         err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 0);
532         if (err < 0)
533                 return err;
534 
535         err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg);
536         if (err < 0)
537                 return err;
538 
539         err = auto_parse_beep(codec);
540         if (err < 0)
541                 return err;
542 
543         if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &via_pin_power_ctl_enum))
544                 return -ENOMEM;
545 
546         /* disable widget PM at start for compatibility */
547         codec->power_save_node = 0;
548         spec->gen.power_down_unused = 0;
549         return 0;
550 }
551 
552 static int via_init(struct hda_codec *codec)
553 {
554         /* init power states */
555         __analog_low_current_mode(codec, true);
556 
557         snd_hda_gen_init(codec);
558 
559         vt1708_update_hp_work(codec);
560 
561         return 0;
562 }
563 
564 static int vt1708_build_controls(struct hda_codec *codec)
565 {
566         /* In order not to create "Phantom Jack" controls,
567            temporary enable jackpoll */
568         int err;
569         int old_interval = codec->jackpoll_interval;
570         codec->jackpoll_interval = msecs_to_jiffies(100);
571         err = snd_hda_gen_build_controls(codec);
572         codec->jackpoll_interval = old_interval;
573         return err;
574 }
575 
576 static int vt1708_build_pcms(struct hda_codec *codec)
577 {
578         struct via_spec *spec = codec->spec;
579         int i, err;
580 
581         err = snd_hda_gen_build_pcms(codec);
582         if (err < 0 || codec->core.vendor_id != 0x11061708)
583                 return err;
584 
585         /* We got noisy outputs on the right channel on VT1708 when
586          * 24bit samples are used.  Until any workaround is found,
587          * disable the 24bit format, so far.
588          */
589         for (i = 0; i < ARRAY_SIZE(spec->gen.pcm_rec); i++) {
590                 struct hda_pcm *info = spec->gen.pcm_rec[i];
591                 if (!info)
592                         continue;
593                 if (!info->stream[SNDRV_PCM_STREAM_PLAYBACK].substreams ||
594                     info->pcm_type != HDA_PCM_TYPE_AUDIO)
595                         continue;
596                 info->stream[SNDRV_PCM_STREAM_PLAYBACK].formats =
597                         SNDRV_PCM_FMTBIT_S16_LE;
598         }
599 
600         return 0;
601 }
602 
603 static int patch_vt1708(struct hda_codec *codec)
604 {
605         struct via_spec *spec;
606         int err;
607 
608         /* create a codec specific record */
609         spec = via_new_spec(codec);
610         if (spec == NULL)
611                 return -ENOMEM;
612 
613         /* override some patch_ops */
614         codec->patch_ops.build_controls = vt1708_build_controls;
615         codec->patch_ops.build_pcms = vt1708_build_pcms;
616         spec->gen.mixer_nid = 0x17;
617 
618         /* set jackpoll_interval while parsing the codec */
619         codec->jackpoll_interval = msecs_to_jiffies(100);
620         spec->vt1708_jack_detect = 1;
621 
622         /* don't support the input jack switching due to lack of unsol event */
623         /* (it may work with polling, though, but it needs testing) */
624         spec->gen.suppress_auto_mic = 1;
625         /* Some machines show the broken speaker mute */
626         spec->gen.auto_mute_via_amp = 1;
627 
628         /* Add HP and CD pin config connect bit re-config action */
629         vt1708_set_pinconfig_connect(codec, VT1708_HP_PIN_NID);
630         vt1708_set_pinconfig_connect(codec, VT1708_CD_PIN_NID);
631 
632         err = snd_hda_add_verbs(codec, vt1708_init_verbs);
633         if (err < 0)
634                 goto error;
635 
636         /* automatic parse from the BIOS config */
637         err = via_parse_auto_config(codec);
638         if (err < 0)
639                 goto error;
640 
641         /* add jack detect on/off control */
642         if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1708_jack_detect_ctl)) {
643                 err = -ENOMEM;
644                 goto error;
645         }
646 
647         /* clear jackpoll_interval again; it's set dynamically */
648         codec->jackpoll_interval = 0;
649 
650         return 0;
651 
652  error:
653         via_free(codec);
654         return err;
655 }
656 
657 static int patch_vt1709(struct hda_codec *codec)
658 {
659         struct via_spec *spec;
660         int err;
661 
662         /* create a codec specific record */
663         spec = via_new_spec(codec);
664         if (spec == NULL)
665                 return -ENOMEM;
666 
667         spec->gen.mixer_nid = 0x18;
668 
669         err = via_parse_auto_config(codec);
670         if (err < 0)
671                 goto error;
672 
673         return 0;
674 
675  error:
676         via_free(codec);
677         return err;
678 }
679 
680 static int patch_vt1708S(struct hda_codec *codec);
681 static int patch_vt1708B(struct hda_codec *codec)
682 {
683         struct via_spec *spec;
684         int err;
685 
686         if (get_codec_type(codec) == VT1708BCE)
687                 return patch_vt1708S(codec);
688 
689         /* create a codec specific record */
690         spec = via_new_spec(codec);
691         if (spec == NULL)
692                 return -ENOMEM;
693 
694         spec->gen.mixer_nid = 0x16;
695 
696         /* automatic parse from the BIOS config */
697         err = via_parse_auto_config(codec);
698         if (err < 0)
699                 goto error;
700 
701         return 0;
702 
703  error:
704         via_free(codec);
705         return err;
706 }
707 
708 /* Patch for VT1708S */
709 static const struct hda_verb vt1708S_init_verbs[] = {
710         /* Enable Mic Boost Volume backdoor */
711         {0x1, 0xf98, 0x1},
712         /* don't bybass mixer */
713         {0x1, 0xf88, 0xc0},
714         { }
715 };
716 
717 static void override_mic_boost(struct hda_codec *codec, hda_nid_t pin,
718                                int offset, int num_steps, int step_size)
719 {
720         snd_hda_override_wcaps(codec, pin,
721                                get_wcaps(codec, pin) | AC_WCAP_IN_AMP);
722         snd_hda_override_amp_caps(codec, pin, HDA_INPUT,
723                                   (offset << AC_AMPCAP_OFFSET_SHIFT) |
724                                   (num_steps << AC_AMPCAP_NUM_STEPS_SHIFT) |
725                                   (step_size << AC_AMPCAP_STEP_SIZE_SHIFT) |
726                                   (0 << AC_AMPCAP_MUTE_SHIFT));
727 }
728 
729 static int patch_vt1708S(struct hda_codec *codec)
730 {
731         struct via_spec *spec;
732         int err;
733 
734         /* create a codec specific record */
735         spec = via_new_spec(codec);
736         if (spec == NULL)
737                 return -ENOMEM;
738 
739         spec->gen.mixer_nid = 0x16;
740         override_mic_boost(codec, 0x1a, 0, 3, 40);
741         override_mic_boost(codec, 0x1e, 0, 3, 40);
742 
743         /* correct names for VT1708BCE */
744         if (get_codec_type(codec) == VT1708BCE)
745                 snd_hda_codec_set_name(codec, "VT1708BCE");
746         /* correct names for VT1705 */
747         if (codec->core.vendor_id == 0x11064397)
748                 snd_hda_codec_set_name(codec, "VT1705");
749 
750         err = snd_hda_add_verbs(codec, vt1708S_init_verbs);
751         if (err < 0)
752                 goto error;
753 
754         /* automatic parse from the BIOS config */
755         err = via_parse_auto_config(codec);
756         if (err < 0)
757                 goto error;
758 
759         return 0;
760 
761  error:
762         via_free(codec);
763         return err;
764 }
765 
766 /* Patch for VT1702 */
767 
768 static const struct hda_verb vt1702_init_verbs[] = {
769         /* mixer enable */
770         {0x1, 0xF88, 0x3},
771         /* GPIO 0~2 */
772         {0x1, 0xF82, 0x3F},
773         { }
774 };
775 
776 static int patch_vt1702(struct hda_codec *codec)
777 {
778         struct via_spec *spec;
779         int err;
780 
781         /* create a codec specific record */
782         spec = via_new_spec(codec);
783         if (spec == NULL)
784                 return -ENOMEM;
785 
786         spec->gen.mixer_nid = 0x1a;
787 
788         /* limit AA path volume to 0 dB */
789         snd_hda_override_amp_caps(codec, 0x1A, HDA_INPUT,
790                                   (0x17 << AC_AMPCAP_OFFSET_SHIFT) |
791                                   (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |
792                                   (0x5 << AC_AMPCAP_STEP_SIZE_SHIFT) |
793                                   (1 << AC_AMPCAP_MUTE_SHIFT));
794 
795         err = snd_hda_add_verbs(codec, vt1702_init_verbs);
796         if (err < 0)
797                 goto error;
798 
799         /* automatic parse from the BIOS config */
800         err = via_parse_auto_config(codec);
801         if (err < 0)
802                 goto error;
803 
804         return 0;
805 
806  error:
807         via_free(codec);
808         return err;
809 }
810 
811 /* Patch for VT1718S */
812 
813 static const struct hda_verb vt1718S_init_verbs[] = {
814         /* Enable MW0 adjust Gain 5 */
815         {0x1, 0xfb2, 0x10},
816         /* Enable Boost Volume backdoor */
817         {0x1, 0xf88, 0x8},
818 
819         { }
820 };
821 
822 /* Add a connection to the primary DAC from AA-mixer for some codecs
823  * This isn't listed from the raw info, but the chip has a secret connection.
824  */
825 static int add_secret_dac_path(struct hda_codec *codec)
826 {
827         struct via_spec *spec = codec->spec;
828         int i, nums;
829         hda_nid_t conn[8];
830         hda_nid_t nid;
831 
832         if (!spec->gen.mixer_nid)
833                 return 0;
834         nums = snd_hda_get_connections(codec, spec->gen.mixer_nid, conn,
835                                        ARRAY_SIZE(conn) - 1);
836         for (i = 0; i < nums; i++) {
837                 if (get_wcaps_type(get_wcaps(codec, conn[i])) == AC_WID_AUD_OUT)
838                         return 0;
839         }
840 
841         /* find the primary DAC and add to the connection list */
842         for_each_hda_codec_node(nid, codec) {
843                 unsigned int caps = get_wcaps(codec, nid);
844                 if (get_wcaps_type(caps) == AC_WID_AUD_OUT &&
845                     !(caps & AC_WCAP_DIGITAL)) {
846                         conn[nums++] = nid;
847                         return snd_hda_override_conn_list(codec,
848                                                           spec->gen.mixer_nid,
849                                                           nums, conn);
850                 }
851         }
852         return 0;
853 }
854 
855 
856 static int patch_vt1718S(struct hda_codec *codec)
857 {
858         struct via_spec *spec;
859         int err;
860 
861         /* create a codec specific record */
862         spec = via_new_spec(codec);
863         if (spec == NULL)
864                 return -ENOMEM;
865 
866         spec->gen.mixer_nid = 0x21;
867         override_mic_boost(codec, 0x2b, 0, 3, 40);
868         override_mic_boost(codec, 0x29, 0, 3, 40);
869         add_secret_dac_path(codec);
870 
871         err = snd_hda_add_verbs(codec, vt1718S_init_verbs);
872         if (err < 0)
873                 goto error;
874 
875         /* automatic parse from the BIOS config */
876         err = via_parse_auto_config(codec);
877         if (err < 0)
878                 goto error;
879 
880         return 0;
881 
882  error:
883         via_free(codec);
884         return err;
885 }
886 
887 /* Patch for VT1716S */
888 
889 static int vt1716s_dmic_info(struct snd_kcontrol *kcontrol,
890                             struct snd_ctl_elem_info *uinfo)
891 {
892         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
893         uinfo->count = 1;
894         uinfo->value.integer.min = 0;
895         uinfo->value.integer.max = 1;
896         return 0;
897 }
898 
899 static int vt1716s_dmic_get(struct snd_kcontrol *kcontrol,
900                            struct snd_ctl_elem_value *ucontrol)
901 {
902         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
903         int index = 0;
904 
905         index = snd_hda_codec_read(codec, 0x26, 0,
906                                                AC_VERB_GET_CONNECT_SEL, 0);
907         if (index != -1)
908                 *ucontrol->value.integer.value = index;
909 
910         return 0;
911 }
912 
913 static int vt1716s_dmic_put(struct snd_kcontrol *kcontrol,
914                            struct snd_ctl_elem_value *ucontrol)
915 {
916         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
917         struct via_spec *spec = codec->spec;
918         int index = *ucontrol->value.integer.value;
919 
920         snd_hda_codec_write(codec, 0x26, 0,
921                                                AC_VERB_SET_CONNECT_SEL, index);
922         spec->dmic_enabled = index;
923         return 1;
924 }
925 
926 static const struct snd_kcontrol_new vt1716s_dmic_mixer_vol =
927         HDA_CODEC_VOLUME("Digital Mic Capture Volume", 0x22, 0x0, HDA_INPUT);
928 static const struct snd_kcontrol_new vt1716s_dmic_mixer_sw = {
929          .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
930          .name = "Digital Mic Capture Switch",
931          .subdevice = HDA_SUBDEV_NID_FLAG | 0x26,
932          .count = 1,
933          .info = vt1716s_dmic_info,
934          .get = vt1716s_dmic_get,
935          .put = vt1716s_dmic_put,
936 };
937 
938 
939 /* mono-out mixer elements */
940 static const struct snd_kcontrol_new vt1716S_mono_out_mixer =
941         HDA_CODEC_MUTE("Mono Playback Switch", 0x2a, 0x0, HDA_OUTPUT);
942 
943 static const struct hda_verb vt1716S_init_verbs[] = {
944         /* Enable Boost Volume backdoor */
945         {0x1, 0xf8a, 0x80},
946         /* don't bybass mixer */
947         {0x1, 0xf88, 0xc0},
948         /* Enable mono output */
949         {0x1, 0xf90, 0x08},
950         { }
951 };
952 
953 static int patch_vt1716S(struct hda_codec *codec)
954 {
955         struct via_spec *spec;
956         int err;
957 
958         /* create a codec specific record */
959         spec = via_new_spec(codec);
960         if (spec == NULL)
961                 return -ENOMEM;
962 
963         spec->gen.mixer_nid = 0x16;
964         override_mic_boost(codec, 0x1a, 0, 3, 40);
965         override_mic_boost(codec, 0x1e, 0, 3, 40);
966 
967         err = snd_hda_add_verbs(codec, vt1716S_init_verbs);
968         if (err < 0)
969                 goto error;
970 
971         /* automatic parse from the BIOS config */
972         err = via_parse_auto_config(codec);
973         if (err < 0)
974                 goto error;
975 
976         if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_vol) ||
977             !snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_sw) ||
978             !snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716S_mono_out_mixer)) {
979                 err = -ENOMEM;
980                 goto error;
981         }
982 
983         return 0;
984 
985  error:
986         via_free(codec);
987         return err;
988 }
989 
990 /* for vt2002P */
991 
992 static const struct hda_verb vt2002P_init_verbs[] = {
993         /* Class-D speaker related verbs */
994         {0x1, 0xfe0, 0x4},
995         {0x1, 0xfe9, 0x80},
996         {0x1, 0xfe2, 0x22},
997         /* Enable Boost Volume backdoor */
998         {0x1, 0xfb9, 0x24},
999         /* Enable AOW0 to MW9 */
1000         {0x1, 0xfb8, 0x88},
1001         { }
1002 };
1003 
1004 static const struct hda_verb vt1802_init_verbs[] = {
1005         /* Enable Boost Volume backdoor */
1006         {0x1, 0xfb9, 0x24},
1007         /* Enable AOW0 to MW9 */
1008         {0x1, 0xfb8, 0x88},
1009         { }
1010 };
1011 
1012 /*
1013  * pin fix-up
1014  */
1015 enum {
1016         VIA_FIXUP_INTMIC_BOOST,
1017         VIA_FIXUP_ASUS_G75,
1018 };
1019 
1020 static void via_fixup_intmic_boost(struct hda_codec *codec,
1021                                   const struct hda_fixup *fix, int action)
1022 {
1023         if (action == HDA_FIXUP_ACT_PRE_PROBE)
1024                 override_mic_boost(codec, 0x30, 0, 2, 40);
1025 }
1026 
1027 static const struct hda_fixup via_fixups[] = {
1028         [VIA_FIXUP_INTMIC_BOOST] = {
1029                 .type = HDA_FIXUP_FUNC,
1030                 .v.func = via_fixup_intmic_boost,
1031         },
1032         [VIA_FIXUP_ASUS_G75] = {
1033                 .type = HDA_FIXUP_PINS,
1034                 .v.pins = (const struct hda_pintbl[]) {
1035                         /* set 0x24 and 0x33 as speakers */
1036                         { 0x24, 0x991301f0 },
1037                         { 0x33, 0x991301f1 }, /* subwoofer */
1038                         { }
1039                 }
1040         },
1041 };
1042 
1043 static const struct snd_pci_quirk vt2002p_fixups[] = {
1044         SND_PCI_QUIRK(0x1043, 0x1487, "Asus G75", VIA_FIXUP_ASUS_G75),
1045         SND_PCI_QUIRK(0x1043, 0x8532, "Asus X202E", VIA_FIXUP_INTMIC_BOOST),
1046         {}
1047 };
1048 
1049 /* NIDs 0x24 and 0x33 on VT1802 have connections to non-existing NID 0x3e
1050  * Replace this with mixer NID 0x1c
1051  */
1052 static void fix_vt1802_connections(struct hda_codec *codec)
1053 {
1054         static hda_nid_t conn_24[] = { 0x14, 0x1c };
1055         static hda_nid_t conn_33[] = { 0x1c };
1056 
1057         snd_hda_override_conn_list(codec, 0x24, ARRAY_SIZE(conn_24), conn_24);
1058         snd_hda_override_conn_list(codec, 0x33, ARRAY_SIZE(conn_33), conn_33);
1059 }
1060 
1061 /* patch for vt2002P */
1062 static int patch_vt2002P(struct hda_codec *codec)
1063 {
1064         struct via_spec *spec;
1065         int err;
1066 
1067         /* create a codec specific record */
1068         spec = via_new_spec(codec);
1069         if (spec == NULL)
1070                 return -ENOMEM;
1071 
1072         spec->gen.mixer_nid = 0x21;
1073         override_mic_boost(codec, 0x2b, 0, 3, 40);
1074         override_mic_boost(codec, 0x29, 0, 3, 40);
1075         if (spec->codec_type == VT1802)
1076                 fix_vt1802_connections(codec);
1077         add_secret_dac_path(codec);
1078 
1079         snd_hda_pick_fixup(codec, NULL, vt2002p_fixups, via_fixups);
1080         snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
1081 
1082         if (spec->codec_type == VT1802)
1083                 err = snd_hda_add_verbs(codec, vt1802_init_verbs);
1084         else
1085                 err = snd_hda_add_verbs(codec, vt2002P_init_verbs);
1086         if (err < 0)
1087                 goto error;
1088 
1089         /* automatic parse from the BIOS config */
1090         err = via_parse_auto_config(codec);
1091         if (err < 0)
1092                 goto error;
1093 
1094         return 0;
1095 
1096  error:
1097         via_free(codec);
1098         return err;
1099 }
1100 
1101 /* for vt1812 */
1102 
1103 static const struct hda_verb vt1812_init_verbs[] = {
1104         /* Enable Boost Volume backdoor */
1105         {0x1, 0xfb9, 0x24},
1106         /* Enable AOW0 to MW9 */
1107         {0x1, 0xfb8, 0xa8},
1108         { }
1109 };
1110 
1111 /* patch for vt1812 */
1112 static int patch_vt1812(struct hda_codec *codec)
1113 {
1114         struct via_spec *spec;
1115         int err;
1116 
1117         /* create a codec specific record */
1118         spec = via_new_spec(codec);
1119         if (spec == NULL)
1120                 return -ENOMEM;
1121 
1122         spec->gen.mixer_nid = 0x21;
1123         override_mic_boost(codec, 0x2b, 0, 3, 40);
1124         override_mic_boost(codec, 0x29, 0, 3, 40);
1125         add_secret_dac_path(codec);
1126 
1127         err = snd_hda_add_verbs(codec, vt1812_init_verbs);
1128         if (err < 0)
1129                 goto error;
1130 
1131         /* automatic parse from the BIOS config */
1132         err = via_parse_auto_config(codec);
1133         if (err < 0)
1134                 goto error;
1135 
1136         return 0;
1137 
1138  error:
1139         via_free(codec);
1140         return err;
1141 }
1142 
1143 /* patch for vt3476 */
1144 
1145 static const struct hda_verb vt3476_init_verbs[] = {
1146         /* Enable DMic 8/16/32K */
1147         {0x1, 0xF7B, 0x30},
1148         /* Enable Boost Volume backdoor */
1149         {0x1, 0xFB9, 0x20},
1150         /* Enable AOW-MW9 path */
1151         {0x1, 0xFB8, 0x10},
1152         { }
1153 };
1154 
1155 static int patch_vt3476(struct hda_codec *codec)
1156 {
1157         struct via_spec *spec;
1158         int err;
1159 
1160         /* create a codec specific record */
1161         spec = via_new_spec(codec);
1162         if (spec == NULL)
1163                 return -ENOMEM;
1164 
1165         spec->gen.mixer_nid = 0x3f;
1166         add_secret_dac_path(codec);
1167 
1168         err = snd_hda_add_verbs(codec, vt3476_init_verbs);
1169         if (err < 0)
1170                 goto error;
1171 
1172         /* automatic parse from the BIOS config */
1173         err = via_parse_auto_config(codec);
1174         if (err < 0)
1175                 goto error;
1176 
1177         return 0;
1178 
1179  error:
1180         via_free(codec);
1181         return err;
1182 }
1183 
1184 /*
1185  * patch entries
1186  */
1187 static const struct hda_device_id snd_hda_id_via[] = {
1188         HDA_CODEC_ENTRY(0x11061708, "VT1708", patch_vt1708),
1189         HDA_CODEC_ENTRY(0x11061709, "VT1708", patch_vt1708),
1190         HDA_CODEC_ENTRY(0x1106170a, "VT1708", patch_vt1708),
1191         HDA_CODEC_ENTRY(0x1106170b, "VT1708", patch_vt1708),
1192         HDA_CODEC_ENTRY(0x1106e710, "VT1709 10-Ch", patch_vt1709),
1193         HDA_CODEC_ENTRY(0x1106e711, "VT1709 10-Ch", patch_vt1709),
1194         HDA_CODEC_ENTRY(0x1106e712, "VT1709 10-Ch", patch_vt1709),
1195         HDA_CODEC_ENTRY(0x1106e713, "VT1709 10-Ch", patch_vt1709),
1196         HDA_CODEC_ENTRY(0x1106e714, "VT1709 6-Ch", patch_vt1709),
1197         HDA_CODEC_ENTRY(0x1106e715, "VT1709 6-Ch", patch_vt1709),
1198         HDA_CODEC_ENTRY(0x1106e716, "VT1709 6-Ch", patch_vt1709),
1199         HDA_CODEC_ENTRY(0x1106e717, "VT1709 6-Ch", patch_vt1709),
1200         HDA_CODEC_ENTRY(0x1106e720, "VT1708B 8-Ch", patch_vt1708B),
1201         HDA_CODEC_ENTRY(0x1106e721, "VT1708B 8-Ch", patch_vt1708B),
1202         HDA_CODEC_ENTRY(0x1106e722, "VT1708B 8-Ch", patch_vt1708B),
1203         HDA_CODEC_ENTRY(0x1106e723, "VT1708B 8-Ch", patch_vt1708B),
1204         HDA_CODEC_ENTRY(0x1106e724, "VT1708B 4-Ch", patch_vt1708B),
1205         HDA_CODEC_ENTRY(0x1106e725, "VT1708B 4-Ch", patch_vt1708B),
1206         HDA_CODEC_ENTRY(0x1106e726, "VT1708B 4-Ch", patch_vt1708B),
1207         HDA_CODEC_ENTRY(0x1106e727, "VT1708B 4-Ch", patch_vt1708B),
1208         HDA_CODEC_ENTRY(0x11060397, "VT1708S", patch_vt1708S),
1209         HDA_CODEC_ENTRY(0x11061397, "VT1708S", patch_vt1708S),
1210         HDA_CODEC_ENTRY(0x11062397, "VT1708S", patch_vt1708S),
1211         HDA_CODEC_ENTRY(0x11063397, "VT1708S", patch_vt1708S),
1212         HDA_CODEC_ENTRY(0x11064397, "VT1705", patch_vt1708S),
1213         HDA_CODEC_ENTRY(0x11065397, "VT1708S", patch_vt1708S),
1214         HDA_CODEC_ENTRY(0x11066397, "VT1708S", patch_vt1708S),
1215         HDA_CODEC_ENTRY(0x11067397, "VT1708S", patch_vt1708S),
1216         HDA_CODEC_ENTRY(0x11060398, "VT1702", patch_vt1702),
1217         HDA_CODEC_ENTRY(0x11061398, "VT1702", patch_vt1702),
1218         HDA_CODEC_ENTRY(0x11062398, "VT1702", patch_vt1702),
1219         HDA_CODEC_ENTRY(0x11063398, "VT1702", patch_vt1702),
1220         HDA_CODEC_ENTRY(0x11064398, "VT1702", patch_vt1702),
1221         HDA_CODEC_ENTRY(0x11065398, "VT1702", patch_vt1702),
1222         HDA_CODEC_ENTRY(0x11066398, "VT1702", patch_vt1702),
1223         HDA_CODEC_ENTRY(0x11067398, "VT1702", patch_vt1702),
1224         HDA_CODEC_ENTRY(0x11060428, "VT1718S", patch_vt1718S),
1225         HDA_CODEC_ENTRY(0x11064428, "VT1718S", patch_vt1718S),
1226         HDA_CODEC_ENTRY(0x11060441, "VT2020", patch_vt1718S),
1227         HDA_CODEC_ENTRY(0x11064441, "VT1828S", patch_vt1718S),
1228         HDA_CODEC_ENTRY(0x11060433, "VT1716S", patch_vt1716S),
1229         HDA_CODEC_ENTRY(0x1106a721, "VT1716S", patch_vt1716S),
1230         HDA_CODEC_ENTRY(0x11060438, "VT2002P", patch_vt2002P),
1231         HDA_CODEC_ENTRY(0x11064438, "VT2002P", patch_vt2002P),
1232         HDA_CODEC_ENTRY(0x11060448, "VT1812", patch_vt1812),
1233         HDA_CODEC_ENTRY(0x11060440, "VT1818S", patch_vt1708S),
1234         HDA_CODEC_ENTRY(0x11060446, "VT1802", patch_vt2002P),
1235         HDA_CODEC_ENTRY(0x11068446, "VT1802", patch_vt2002P),
1236         HDA_CODEC_ENTRY(0x11064760, "VT1705CF", patch_vt3476),
1237         HDA_CODEC_ENTRY(0x11064761, "VT1708SCE", patch_vt3476),
1238         HDA_CODEC_ENTRY(0x11064762, "VT1808", patch_vt3476),
1239         {} /* terminator */
1240 };
1241 MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_via);
1242 
1243 static struct hda_codec_driver via_driver = {
1244         .id = snd_hda_id_via,
1245 };
1246 
1247 MODULE_LICENSE("GPL");
1248 MODULE_DESCRIPTION("VIA HD-audio codec");
1249 
1250 module_hda_codec_driver(via_driver);
1251 

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