Pileus Git - ~andy/linux/blob - sound/pci/hda/hda_auto_parser.c

   1 /*
   2  * BIOS auto-parser helper functions for HD-audio
   3  *
   4  * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de>
   5  *
   6  * This driver is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  */
  11
  12 #include <linux/slab.h>
  13 #include <linux/export.h>
  14 #include <sound/core.h>
  15 #include "hda_codec.h"
  16 #include "hda_local.h"
  17 #include "hda_auto_parser.h"
  18
  19 #define SFX     "hda_codec: "
  20
  21 /*
  22  * Helper for automatic pin configuration
  23  */
  24
  25 static int is_in_nid_list(hda_nid_t nid, const hda_nid_t *list)
  26 {
  27         for (; *list; list++)
  28                 if (*list == nid)
  29                         return 1;
  30         return 0;
  31 }
  32
  33
  34 /*
  35  * Sort an associated group of pins according to their sequence numbers.
  36  */
  37 static void sort_pins_by_sequence(hda_nid_t *pins, short *sequences,
  38                                   int num_pins)
  39 {
  40         int i, j;
  41         short seq;
  42         hda_nid_t nid;
  43
  44         for (i = 0; i < num_pins; i++) {
  45                 for (j = i + 1; j < num_pins; j++) {
  46                         if (sequences[i] > sequences[j]) {
  47                                 seq = sequences[i];
  48                                 sequences[i] = sequences[j];
  49                                 sequences[j] = seq;
  50                                 nid = pins[i];
  51                                 pins[i] = pins[j];
  52                                 pins[j] = nid;
  53                         }
  54                 }
  55         }
  56 }
  57
  58
  59 /* add the found input-pin to the cfg->inputs[] table */
  60 static void add_auto_cfg_input_pin(struct auto_pin_cfg *cfg, hda_nid_t nid,
  61                                    int type)
  62 {
  63         if (cfg->num_inputs < AUTO_CFG_MAX_INS) {
  64                 cfg->inputs[cfg->num_inputs].pin = nid;
  65                 cfg->inputs[cfg->num_inputs].type = type;
  66                 cfg->num_inputs++;
  67         }
  68 }
  69
  70 /* sort inputs in the order of AUTO_PIN_* type */
  71 static void sort_autocfg_input_pins(struct auto_pin_cfg *cfg)
  72 {
  73         int i, j;
  74
  75         for (i = 0; i < cfg->num_inputs; i++) {
  76                 for (j = i + 1; j < cfg->num_inputs; j++) {
  77                         if (cfg->inputs[i].type > cfg->inputs[j].type) {
  78                                 struct auto_pin_cfg_item tmp;
  79                                 tmp = cfg->inputs[i];
  80                                 cfg->inputs[i] = cfg->inputs[j];
  81                                 cfg->inputs[j] = tmp;
  82                         }
  83                 }
  84         }
  85 }
  86
  87 /* Reorder the surround channels
  88  * ALSA sequence is front/surr/clfe/side
  89  * HDA sequence is:
  90  *    4-ch: front/surr  =>  OK as it is
  91  *    6-ch: front/clfe/surr
  92  *    8-ch: front/clfe/rear/side|fc
  93  */
  94 static void reorder_outputs(unsigned int nums, hda_nid_t *pins)
  95 {
  96         hda_nid_t nid;
  97
  98         switch (nums) {
  99         case 3:
 100         case 4:
 101                 nid = pins[1];
 102                 pins[1] = pins[2];
 103                 pins[2] = nid;
 104                 break;
 105         }
 106 }
 107
 108 /*
 109  * Parse all pin widgets and store the useful pin nids to cfg
 110  *
 111  * The number of line-outs or any primary output is stored in line_outs,
 112  * and the corresponding output pins are assigned to line_out_pins[],
 113  * in the order of front, rear, CLFE, side, ...
 114  *
 115  * If more extra outputs (speaker and headphone) are found, the pins are
 116  * assisnged to hp_pins[] and speaker_pins[], respectively.  If no line-out jack
 117  * is detected, one of speaker of HP pins is assigned as the primary
 118  * output, i.e. to line_out_pins[0].  So, line_outs is always positive
 119  * if any analog output exists.
 120  *
 121  * The analog input pins are assigned to inputs array.
 122  * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
 123  * respectively.
 124  */
 125 int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
 126                              struct auto_pin_cfg *cfg,
 127                              const hda_nid_t *ignore_nids,
 128                              unsigned int cond_flags)
 129 {
 130         hda_nid_t nid, end_nid;
 131         short seq, assoc_line_out;
 132         short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
 133         short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
 134         short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
 135         int i;
 136
 137         memset(cfg, 0, sizeof(*cfg));
 138
 139         memset(sequences_line_out, 0, sizeof(sequences_line_out));
 140         memset(sequences_speaker, 0, sizeof(sequences_speaker));
 141         memset(sequences_hp, 0, sizeof(sequences_hp));
 142         assoc_line_out = 0;
 143
 144         codec->ignore_misc_bit = true;
 145         end_nid = codec->start_nid + codec->num_nodes;
 146         for (nid = codec->start_nid; nid < end_nid; nid++) {
 147                 unsigned int wid_caps = get_wcaps(codec, nid);
 148                 unsigned int wid_type = get_wcaps_type(wid_caps);
 149                 unsigned int def_conf;
 150                 short assoc, loc, conn, dev;
 151
 152                 /* read all default configuration for pin complex */
 153                 if (wid_type != AC_WID_PIN)
 154                         continue;
 155                 /* ignore the given nids (e.g. pc-beep returns error) */
 156                 if (ignore_nids && is_in_nid_list(nid, ignore_nids))
 157                         continue;
 158
 159                 def_conf = snd_hda_codec_get_pincfg(codec, nid);
 160                 if (!(get_defcfg_misc(snd_hda_codec_get_pincfg(codec, nid)) &
 161                       AC_DEFCFG_MISC_NO_PRESENCE))
 162                         codec->ignore_misc_bit = false;
 163                 conn = get_defcfg_connect(def_conf);
 164                 if (conn == AC_JACK_PORT_NONE)
 165                         continue;
 166                 loc = get_defcfg_location(def_conf);
 167                 dev = get_defcfg_device(def_conf);
 168
 169                 /* workaround for buggy BIOS setups */
 170                 if (dev == AC_JACK_LINE_OUT) {
 171                         if (conn == AC_JACK_PORT_FIXED)
 172                                 dev = AC_JACK_SPEAKER;
 173                 }
 174
 175                 switch (dev) {
 176                 case AC_JACK_LINE_OUT:
 177                         seq = get_defcfg_sequence(def_conf);
 178                         assoc = get_defcfg_association(def_conf);
 179
 180                         if (!(wid_caps & AC_WCAP_STEREO))
 181                                 if (!cfg->mono_out_pin)
 182                                         cfg->mono_out_pin = nid;
 183                         if (!assoc)
 184                                 continue;
 185                         if (!assoc_line_out)
 186                                 assoc_line_out = assoc;
 187                         else if (assoc_line_out != assoc)
 188                                 continue;
 189                         if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
 190                                 continue;
 191                         cfg->line_out_pins[cfg->line_outs] = nid;
 192                         sequences_line_out[cfg->line_outs] = seq;
 193                         cfg->line_outs++;
 194                         break;
 195                 case AC_JACK_SPEAKER:
 196                         seq = get_defcfg_sequence(def_conf);
 197                         assoc = get_defcfg_association(def_conf);
 198                         if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins))
 199                                 continue;
 200                         cfg->speaker_pins[cfg->speaker_outs] = nid;
 201                         sequences_speaker[cfg->speaker_outs] = (assoc << 4) | seq;
 202                         cfg->speaker_outs++;
 203                         break;
 204                 case AC_JACK_HP_OUT:
 205                         seq = get_defcfg_sequence(def_conf);
 206                         assoc = get_defcfg_association(def_conf);
 207                         if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins))
 208                                 continue;
 209                         cfg->hp_pins[cfg->hp_outs] = nid;
 210                         sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
 211                         cfg->hp_outs++;
 212                         break;
 213                 case AC_JACK_MIC_IN:
 214                         add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_MIC);
 215                         break;
 216                 case AC_JACK_LINE_IN:
 217                         add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_LINE_IN);
 218                         break;
 219                 case AC_JACK_CD:
 220                         add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_CD);
 221                         break;
 222                 case AC_JACK_AUX:
 223                         add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_AUX);
 224                         break;
 225                 case AC_JACK_SPDIF_OUT:
 226                 case AC_JACK_DIG_OTHER_OUT:
 227                         if (cfg->dig_outs >= ARRAY_SIZE(cfg->dig_out_pins))
 228                                 continue;
 229                         cfg->dig_out_pins[cfg->dig_outs] = nid;
 230                         cfg->dig_out_type[cfg->dig_outs] =
 231                                 (loc == AC_JACK_LOC_HDMI) ?
 232                                 HDA_PCM_TYPE_HDMI : HDA_PCM_TYPE_SPDIF;
 233                         cfg->dig_outs++;
 234                         break;
 235                 case AC_JACK_SPDIF_IN:
 236                 case AC_JACK_DIG_OTHER_IN:
 237                         cfg->dig_in_pin = nid;
 238                         if (loc == AC_JACK_LOC_HDMI)
 239                                 cfg->dig_in_type = HDA_PCM_TYPE_HDMI;
 240                         else
 241                                 cfg->dig_in_type = HDA_PCM_TYPE_SPDIF;
 242                         break;
 243                 }
 244         }
 245
 246         /* FIX-UP:
 247          * If no line-out is defined but multiple HPs are found,
 248          * some of them might be the real line-outs.
 249          */
 250         if (!cfg->line_outs && cfg->hp_outs > 1 &&
 251             !(cond_flags & HDA_PINCFG_NO_HP_FIXUP)) {
 252                 int i = 0;
 253                 while (i < cfg->hp_outs) {
 254                         /* The real HPs should have the sequence 0x0f */
 255                         if ((sequences_hp[i] & 0x0f) == 0x0f) {
 256                                 i++;
 257                                 continue;
 258                         }
 259                         /* Move it to the line-out table */
 260                         cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i];
 261                         sequences_line_out[cfg->line_outs] = sequences_hp[i];
 262                         cfg->line_outs++;
 263                         cfg->hp_outs--;
 264                         memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
 265                                 sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
 266                         memmove(sequences_hp + i, sequences_hp + i + 1,
 267                                 sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
 268                 }
 269                 memset(cfg->hp_pins + cfg->hp_outs, 0,
 270                        sizeof(hda_nid_t) * (AUTO_CFG_MAX_OUTS - cfg->hp_outs));
 271                 if (!cfg->hp_outs)
 272                         cfg->line_out_type = AUTO_PIN_HP_OUT;
 273
 274         }
 275
 276         /* sort by sequence */
 277         sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out,
 278                               cfg->line_outs);
 279         sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker,
 280                               cfg->speaker_outs);
 281         sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
 282                               cfg->hp_outs);
 283
 284         /*
 285          * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
 286          * as a primary output
 287          */
 288         if (!cfg->line_outs &&
 289             !(cond_flags & HDA_PINCFG_NO_LO_FIXUP)) {
 290                 if (cfg->speaker_outs) {
 291                         cfg->line_outs = cfg->speaker_outs;
 292                         memcpy(cfg->line_out_pins, cfg->speaker_pins,
 293                                sizeof(cfg->speaker_pins));
 294                         cfg->speaker_outs = 0;
 295                         memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
 296                         cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
 297                 } else if (cfg->hp_outs) {
 298                         cfg->line_outs = cfg->hp_outs;
 299                         memcpy(cfg->line_out_pins, cfg->hp_pins,
 300                                sizeof(cfg->hp_pins));
 301                         cfg->hp_outs = 0;
 302                         memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
 303                         cfg->line_out_type = AUTO_PIN_HP_OUT;
 304                 }
 305         }
 306
 307         reorder_outputs(cfg->line_outs, cfg->line_out_pins);
 308         reorder_outputs(cfg->hp_outs, cfg->hp_pins);
 309         reorder_outputs(cfg->speaker_outs, cfg->speaker_pins);
 310
 311         sort_autocfg_input_pins(cfg);
 312
 313         /*
 314          * debug prints of the parsed results
 315          */
 316         snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x) type:%s\n",
 317                    cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
 318                    cfg->line_out_pins[2], cfg->line_out_pins[3],
 319                    cfg->line_out_pins[4],
 320                    cfg->line_out_type == AUTO_PIN_HP_OUT ? "hp" :
 321                    (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT ?
 322                     "speaker" : "line"));
 323         snd_printd("   speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
 324                    cfg->speaker_outs, cfg->speaker_pins[0],
 325                    cfg->speaker_pins[1], cfg->speaker_pins[2],
 326                    cfg->speaker_pins[3], cfg->speaker_pins[4]);
 327         snd_printd("   hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
 328                    cfg->hp_outs, cfg->hp_pins[0],
 329                    cfg->hp_pins[1], cfg->hp_pins[2],
 330                    cfg->hp_pins[3], cfg->hp_pins[4]);
 331         snd_printd("   mono: mono_out=0x%x\n", cfg->mono_out_pin);
 332         if (cfg->dig_outs)
 333                 snd_printd("   dig-out=0x%x/0x%x\n",
 334                            cfg->dig_out_pins[0], cfg->dig_out_pins[1]);
 335         snd_printd("   inputs:");
 336         for (i = 0; i < cfg->num_inputs; i++) {
 337                 snd_printd(" %s=0x%x",
 338                             hda_get_autocfg_input_label(codec, cfg, i),
 339                             cfg->inputs[i].pin);
 340         }
 341         snd_printd("\n");
 342         if (cfg->dig_in_pin)
 343                 snd_printd("   dig-in=0x%x\n", cfg->dig_in_pin);
 344
 345         return 0;
 346 }
 347 EXPORT_SYMBOL_HDA(snd_hda_parse_pin_defcfg);
 348
 349 int snd_hda_get_input_pin_attr(unsigned int def_conf)
 350 {
 351         unsigned int loc = get_defcfg_location(def_conf);
 352         unsigned int conn = get_defcfg_connect(def_conf);
 353         if (conn == AC_JACK_PORT_NONE)
 354                 return INPUT_PIN_ATTR_UNUSED;
 355         /* Windows may claim the internal mic to be BOTH, too */
 356         if (conn == AC_JACK_PORT_FIXED || conn == AC_JACK_PORT_BOTH)
 357                 return INPUT_PIN_ATTR_INT;
 358         if ((loc & 0x30) == AC_JACK_LOC_INTERNAL)
 359                 return INPUT_PIN_ATTR_INT;
 360         if ((loc & 0x30) == AC_JACK_LOC_SEPARATE)
 361                 return INPUT_PIN_ATTR_DOCK;
 362         if (loc == AC_JACK_LOC_REAR)
 363                 return INPUT_PIN_ATTR_REAR;
 364         if (loc == AC_JACK_LOC_FRONT)
 365                 return INPUT_PIN_ATTR_FRONT;
 366         return INPUT_PIN_ATTR_NORMAL;
 367 }
 368 EXPORT_SYMBOL_HDA(snd_hda_get_input_pin_attr);
 369
 370 /**
 371  * hda_get_input_pin_label - Give a label for the given input pin
 372  *
 373  * When check_location is true, the function checks the pin location
 374  * for mic and line-in pins, and set an appropriate prefix like "Front",
 375  * "Rear", "Internal".
 376  */
 377
 378 static const char *hda_get_input_pin_label(struct hda_codec *codec,
 379                                            hda_nid_t pin, bool check_location)
 380 {
 381         unsigned int def_conf;
 382         static const char * const mic_names[] = {
 383                 "Internal Mic", "Dock Mic", "Mic", "Front Mic", "Rear Mic",
 384         };
 385         int attr;
 386
 387         def_conf = snd_hda_codec_get_pincfg(codec, pin);
 388
 389         switch (get_defcfg_device(def_conf)) {
 390         case AC_JACK_MIC_IN:
 391                 if (!check_location)
 392                         return "Mic";
 393                 attr = snd_hda_get_input_pin_attr(def_conf);
 394                 if (!attr)
 395                         return "None";
 396                 return mic_names[attr - 1];
 397         case AC_JACK_LINE_IN:
 398                 if (!check_location)
 399                         return "Line";
 400                 attr = snd_hda_get_input_pin_attr(def_conf);
 401                 if (!attr)
 402                         return "None";
 403                 if (attr == INPUT_PIN_ATTR_DOCK)
 404                         return "Dock Line";
 405                 return "Line";
 406         case AC_JACK_AUX:
 407                 return "Aux";
 408         case AC_JACK_CD:
 409                 return "CD";
 410         case AC_JACK_SPDIF_IN:
 411                 return "SPDIF In";
 412         case AC_JACK_DIG_OTHER_IN:
 413                 return "Digital In";
 414         default:
 415                 return "Misc";
 416         }
 417 }
 418
 419 /* Check whether the location prefix needs to be added to the label.
 420  * If all mic-jacks are in the same location (e.g. rear panel), we don't
 421  * have to put "Front" prefix to each label.  In such a case, returns false.
 422  */
 423 static int check_mic_location_need(struct hda_codec *codec,
 424                                    const struct auto_pin_cfg *cfg,
 425                                    int input)
 426 {
 427         unsigned int defc;
 428         int i, attr, attr2;
 429
 430         defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[input].pin);
 431         attr = snd_hda_get_input_pin_attr(defc);
 432         /* for internal or docking mics, we need locations */
 433         if (attr <= INPUT_PIN_ATTR_NORMAL)
 434                 return 1;
 435
 436         attr = 0;
 437         for (i = 0; i < cfg->num_inputs; i++) {
 438                 defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[i].pin);
 439                 attr2 = snd_hda_get_input_pin_attr(defc);
 440                 if (attr2 >= INPUT_PIN_ATTR_NORMAL) {
 441                         if (attr && attr != attr2)
 442                                 return 1; /* different locations found */
 443                         attr = attr2;
 444                 }
 445         }
 446         return 0;
 447 }
 448
 449 /**
 450  * hda_get_autocfg_input_label - Get a label for the given input
 451  *
 452  * Get a label for the given input pin defined by the autocfg item.
 453  * Unlike hda_get_input_pin_label(), this function checks all inputs
 454  * defined in autocfg and avoids the redundant mic/line prefix as much as
 455  * possible.
 456  */
 457 const char *hda_get_autocfg_input_label(struct hda_codec *codec,
 458                                         const struct auto_pin_cfg *cfg,
 459                                         int input)
 460 {
 461         int type = cfg->inputs[input].type;
 462         int has_multiple_pins = 0;
 463
 464         if ((input > 0 && cfg->inputs[input - 1].type == type) ||
 465             (input < cfg->num_inputs - 1 && cfg->inputs[input + 1].type == type))
 466                 has_multiple_pins = 1;
 467         if (has_multiple_pins && type == AUTO_PIN_MIC)
 468                 has_multiple_pins &= check_mic_location_need(codec, cfg, input);
 469         return hda_get_input_pin_label(codec, cfg->inputs[input].pin,
 470                                        has_multiple_pins);
 471 }
 472 EXPORT_SYMBOL_HDA(hda_get_autocfg_input_label);
 473
 474 /* return the position of NID in the list, or -1 if not found */
 475 static int find_idx_in_nid_list(hda_nid_t nid, const hda_nid_t *list, int nums)
 476 {
 477         int i;
 478         for (i = 0; i < nums; i++)
 479                 if (list[i] == nid)
 480                         return i;
 481         return -1;
 482 }
 483
 484 /* get a unique suffix or an index number */
 485 static const char *check_output_sfx(hda_nid_t nid, const hda_nid_t *pins,
 486                                     int num_pins, int *indexp)
 487 {
 488         static const char * const channel_sfx[] = {
 489                 " Front", " Surround", " CLFE", " Side"
 490         };
 491         int i;
 492
 493         i = find_idx_in_nid_list(nid, pins, num_pins);
 494         if (i < 0)
 495                 return NULL;
 496         if (num_pins == 1)
 497                 return "";
 498         if (num_pins > ARRAY_SIZE(channel_sfx)) {
 499                 if (indexp)
 500                         *indexp = i;
 501                 return "";
 502         }
 503         return channel_sfx[i];
 504 }
 505
 506 static int fill_audio_out_name(struct hda_codec *codec, hda_nid_t nid,
 507                                const struct auto_pin_cfg *cfg,
 508                                const char *name, char *label, int maxlen,
 509                                int *indexp)
 510 {
 511         unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
 512         int attr = snd_hda_get_input_pin_attr(def_conf);
 513         const char *pfx = "", *sfx = "";
 514
 515         /* handle as a speaker if it's a fixed line-out */
 516         if (!strcmp(name, "Line Out") && attr == INPUT_PIN_ATTR_INT)
 517                 name = "Speaker";
 518         /* check the location */
 519         switch (attr) {
 520         case INPUT_PIN_ATTR_DOCK:
 521                 pfx = "Dock ";
 522                 break;
 523         case INPUT_PIN_ATTR_FRONT:
 524                 pfx = "Front ";
 525                 break;
 526         }
 527         if (cfg) {
 528                 /* try to give a unique suffix if needed */
 529                 sfx = check_output_sfx(nid, cfg->line_out_pins, cfg->line_outs,
 530                                        indexp);
 531                 if (!sfx)
 532                         sfx = check_output_sfx(nid, cfg->speaker_pins, cfg->speaker_outs,
 533                                                indexp);
 534                 if (!sfx) {
 535                         /* don't add channel suffix for Headphone controls */
 536                         int idx = find_idx_in_nid_list(nid, cfg->hp_pins,
 537                                                        cfg->hp_outs);
 538                         if (idx >= 0)
 539                                 *indexp = idx;
 540                         sfx = "";
 541                 }
 542         }
 543         snprintf(label, maxlen, "%s%s%s", pfx, name, sfx);
 544         return 1;
 545 }
 546
 547 /**
 548  * snd_hda_get_pin_label - Get a label for the given I/O pin
 549  *
 550  * Get a label for the given pin.  This function works for both input and
 551  * output pins.  When @cfg is given as non-NULL, the function tries to get
 552  * an optimized label using hda_get_autocfg_input_label().
 553  *
 554  * This function tries to give a unique label string for the pin as much as
 555  * possible.  For example, when the multiple line-outs are present, it adds
 556  * the channel suffix like "Front", "Surround", etc (only when @cfg is given).
 557  * If no unique name with a suffix is available and @indexp is non-NULL, the
 558  * index number is stored in the pointer.
 559  */
 560 int snd_hda_get_pin_label(struct hda_codec *codec, hda_nid_t nid,
 561                           const struct auto_pin_cfg *cfg,
 562                           char *label, int maxlen, int *indexp)
 563 {
 564         unsigned int def_conf = snd_hda_codec_get_pincfg(codec, nid);
 565         const char *name = NULL;
 566         int i;
 567
 568         if (indexp)
 569                 *indexp = 0;
 570         if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
 571                 return 0;
 572
 573         switch (get_defcfg_device(def_conf)) {
 574         case AC_JACK_LINE_OUT:
 575                 return fill_audio_out_name(codec, nid, cfg, "Line Out",
 576                                            label, maxlen, indexp);
 577         case AC_JACK_SPEAKER:
 578                 return fill_audio_out_name(codec, nid, cfg, "Speaker",
 579                                            label, maxlen, indexp);
 580         case AC_JACK_HP_OUT:
 581                 return fill_audio_out_name(codec, nid, cfg, "Headphone",
 582                                            label, maxlen, indexp);
 583         case AC_JACK_SPDIF_OUT:
 584         case AC_JACK_DIG_OTHER_OUT:
 585                 if (get_defcfg_location(def_conf) == AC_JACK_LOC_HDMI)
 586                         name = "HDMI";
 587                 else
 588                         name = "SPDIF";
 589                 if (cfg && indexp) {
 590                         i = find_idx_in_nid_list(nid, cfg->dig_out_pins,
 591                                                  cfg->dig_outs);
 592                         if (i >= 0)
 593                                 *indexp = i;
 594                 }
 595                 break;
 596         default:
 597                 if (cfg) {
 598                         for (i = 0; i < cfg->num_inputs; i++) {
 599                                 if (cfg->inputs[i].pin != nid)
 600                                         continue;
 601                                 name = hda_get_autocfg_input_label(codec, cfg, i);
 602                                 if (name)
 603                                         break;
 604                         }
 605                 }
 606                 if (!name)
 607                         name = hda_get_input_pin_label(codec, nid, true);
 608                 break;
 609         }
 610         if (!name)
 611                 return 0;
 612         strlcpy(label, name, maxlen);
 613         return 1;
 614 }
 615 EXPORT_SYMBOL_HDA(snd_hda_get_pin_label);
 616
 617 int snd_hda_gen_add_verbs(struct hda_gen_spec *spec,
 618                           const struct hda_verb *list)
 619 {
 620         const struct hda_verb **v;
 621         v = snd_array_new(&spec->verbs);
 622         if (!v)
 623                 return -ENOMEM;
 624         *v = list;
 625         return 0;
 626 }
 627 EXPORT_SYMBOL_HDA(snd_hda_gen_add_verbs);
 628
 629 void snd_hda_gen_apply_verbs(struct hda_codec *codec)
 630 {
 631         struct hda_gen_spec *spec = codec->spec;
 632         int i;
 633         for (i = 0; i < spec->verbs.used; i++) {
 634                 struct hda_verb **v = snd_array_elem(&spec->verbs, i);
 635                 snd_hda_sequence_write(codec, *v);
 636         }
 637 }
 638 EXPORT_SYMBOL_HDA(snd_hda_gen_apply_verbs);
 639
 640 void snd_hda_apply_pincfgs(struct hda_codec *codec,
 641                            const struct hda_pintbl *cfg)
 642 {
 643         for (; cfg->nid; cfg++)
 644                 snd_hda_codec_set_pincfg(codec, cfg->nid, cfg->val);
 645 }
 646 EXPORT_SYMBOL_HDA(snd_hda_apply_pincfgs);
 647
 648 void snd_hda_apply_fixup(struct hda_codec *codec, int action)
 649 {
 650         struct hda_gen_spec *spec = codec->spec;
 651         int id = spec->fixup_id;
 652 #ifdef CONFIG_SND_DEBUG_VERBOSE
 653         const char *modelname = spec->fixup_name;
 654 #endif
 655         int depth = 0;
 656
 657         if (!spec->fixup_list)
 658                 return;
 659
 660         while (id >= 0) {
 661                 const struct hda_fixup *fix = spec->fixup_list + id;
 662
 663                 switch (fix->type) {
 664                 case HDA_FIXUP_PINS:
 665                         if (action != HDA_FIXUP_ACT_PRE_PROBE || !fix->v.pins)
 666                                 break;
 667                         snd_printdd(KERN_INFO SFX
 668                                     "%s: Apply pincfg for %s\n",
 669                                     codec->chip_name, modelname);
 670                         snd_hda_apply_pincfgs(codec, fix->v.pins);
 671                         break;
 672                 case HDA_FIXUP_VERBS:
 673                         if (action != HDA_FIXUP_ACT_PROBE || !fix->v.verbs)
 674                                 break;
 675                         snd_printdd(KERN_INFO SFX
 676                                     "%s: Apply fix-verbs for %s\n",
 677                                     codec->chip_name, modelname);
 678                         snd_hda_gen_add_verbs(codec->spec, fix->v.verbs);
 679                         break;
 680                 case HDA_FIXUP_FUNC:
 681                         if (!fix->v.func)
 682                                 break;
 683                         snd_printdd(KERN_INFO SFX
 684                                     "%s: Apply fix-func for %s\n",
 685                                     codec->chip_name, modelname);
 686                         fix->v.func(codec, fix, action);
 687                         break;
 688                 default:
 689                         snd_printk(KERN_ERR SFX
 690                                    "%s: Invalid fixup type %d\n",
 691                                    codec->chip_name, fix->type);
 692                         break;
 693                 }
 694                 if (!fix->chained)
 695                         break;
 696                 if (++depth > 10)
 697                         break;
 698                 id = fix->chain_id;
 699         }
 700 }
 701 EXPORT_SYMBOL_HDA(snd_hda_apply_fixup);
 702
 703 void snd_hda_pick_fixup(struct hda_codec *codec,
 704                         const struct hda_model_fixup *models,
 705                         const struct snd_pci_quirk *quirk,
 706                         const struct hda_fixup *fixlist)
 707 {
 708         struct hda_gen_spec *spec = codec->spec;
 709         const struct snd_pci_quirk *q;
 710         int id = -1;
 711         const char *name = NULL;
 712
 713         /* when model=nofixup is given, don't pick up any fixups */
 714         if (codec->modelname && !strcmp(codec->modelname, "nofixup")) {
 715                 spec->fixup_list = NULL;
 716                 spec->fixup_id = -1;
 717                 return;
 718         }
 719
 720         if (codec->modelname && models) {
 721                 while (models->name) {
 722                         if (!strcmp(codec->modelname, models->name)) {
 723                                 id = models->id;
 724                                 name = models->name;
 725                                 break;
 726                         }
 727                         models++;
 728                 }
 729         }
 730         if (id < 0) {
 731                 q = snd_pci_quirk_lookup(codec->bus->pci, quirk);
 732                 if (q) {
 733                         id = q->value;
 734 #ifdef CONFIG_SND_DEBUG_VERBOSE
 735                         name = q->name;
 736 #endif
 737                 }
 738         }
 739         if (id < 0) {
 740                 for (q = quirk; q->subvendor; q++) {
 741                         unsigned int vendorid =
 742                                 q->subdevice | (q->subvendor << 16);
 743                         if (vendorid == codec->subsystem_id) {
 744                                 id = q->value;
 745 #ifdef CONFIG_SND_DEBUG_VERBOSE
 746                                 name = q->name;
 747 #endif
 748                                 break;
 749                         }
 750                 }
 751         }
 752
 753         spec->fixup_id = id;
 754         if (id >= 0) {
 755                 spec->fixup_list = fixlist;
 756                 spec->fixup_name = name;
 757         }
 758 }
 759 EXPORT_SYMBOL_HDA(snd_hda_pick_fixup);