sound/pci/hda/hda_proc.c

   1 /*
   2  * Universal Interface for Intel High Definition Audio Codec
   3  *
   4  * Generic proc interface
   5  *
   6  * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
   7  *
   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 #include <linux/init.h>
  25 #include <sound/core.h>
  26 #include "hda_codec.h"
  27 #include "hda_local.h"
  28
  29 static char *bits_names(unsigned int bits, char *names[], int size)
  30 {
  31         int i, n;
  32         static char buf[128];
  33
  34         for (i = 0, n = 0; i < size; i++) {
  35                 if (bits & (1U<<i) && names[i])
  36                         n += snprintf(buf + n, sizeof(buf) - n, " %s",
  37                                       names[i]);
  38         }
  39         buf[n] = '\0';
  40
  41         return buf;
  42 }
  43
  44 static const char *get_wid_type_name(unsigned int wid_value)
  45 {
  46         static char *names[16] = {
  47                 [AC_WID_AUD_OUT] = "Audio Output",
  48                 [AC_WID_AUD_IN] = "Audio Input",
  49                 [AC_WID_AUD_MIX] = "Audio Mixer",
  50                 [AC_WID_AUD_SEL] = "Audio Selector",
  51                 [AC_WID_PIN] = "Pin Complex",
  52                 [AC_WID_POWER] = "Power Widget",
  53                 [AC_WID_VOL_KNB] = "Volume Knob Widget",
  54                 [AC_WID_BEEP] = "Beep Generator Widget",
  55                 [AC_WID_VENDOR] = "Vendor Defined Widget",
  56         };
  57         if (wid_value == -1)
  58                 return "UNKNOWN Widget";
  59         wid_value &= 0xf;
  60         if (names[wid_value])
  61                 return names[wid_value];
  62         else
  63                 return "UNKNOWN Widget";
  64 }
  65
  66 static void print_nid_array(struct snd_info_buffer *buffer,
  67                             struct hda_codec *codec, hda_nid_t nid,
  68                             struct snd_array *array)
  69 {
  70         int i;
  71         struct hda_nid_item *items = array->list, *item;
  72         struct snd_kcontrol *kctl;
  73         for (i = 0; i < array->used; i++) {
  74                 item = &items[i];
  75                 if (item->nid == nid) {
  76                         kctl = item->kctl;
  77                         snd_iprintf(buffer,
  78                           "  Control: name=\"%s\", index=%i, device=%i\n",
  79                           kctl->id.name, kctl->id.index + item->index,
  80                           kctl->id.device);
  81                         if (item->flags & HDA_NID_ITEM_AMP)
  82                                 snd_iprintf(buffer,
  83                                   "    ControlAmp: chs=%lu, dir=%s, "
  84                                   "idx=%lu, ofs=%lu\n",
  85                                   get_amp_channels(kctl),
  86                                   get_amp_direction(kctl) ? "Out" : "In",
  87                                   get_amp_index(kctl),
  88                                   get_amp_offset(kctl));
  89                 }
  90         }
  91 }
  92
  93 static void print_nid_pcms(struct snd_info_buffer *buffer,
  94                            struct hda_codec *codec, hda_nid_t nid)
  95 {
  96         int pcm, type;
  97         struct hda_pcm *cpcm;
  98         for (pcm = 0; pcm < codec->num_pcms; pcm++) {
  99                 cpcm = &codec->pcm_info[pcm];
 100                 for (type = 0; type < 2; type++) {
 101                         if (cpcm->stream[type].nid != nid || cpcm->pcm == NULL)
 102                                 continue;
 103                         snd_iprintf(buffer, "  Device: name=\"%s\", "
 104                                     "type=\"%s\", device=%i\n",
 105                                     cpcm->name,
 106                                     snd_hda_pcm_type_name[cpcm->pcm_type],
 107                                     cpcm->pcm->device);
 108                 }
 109         }
 110 }
 111
 112 static void print_amp_caps(struct snd_info_buffer *buffer,
 113                            struct hda_codec *codec, hda_nid_t nid, int dir)
 114 {
 115         unsigned int caps;
 116         caps = snd_hda_param_read(codec, nid,
 117                                   dir == HDA_OUTPUT ?
 118                                     AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP);
 119         if (caps == -1 || caps == 0) {
 120                 snd_iprintf(buffer, "N/A\n");
 121                 return;
 122         }
 123         snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, "
 124                     "mute=%x\n",
 125                     caps & AC_AMPCAP_OFFSET,
 126                     (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT,
 127                     (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT,
 128                     (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT);
 129 }
 130
 131 static void print_amp_vals(struct snd_info_buffer *buffer,
 132                            struct hda_codec *codec, hda_nid_t nid,
 133                            int dir, int stereo, int indices)
 134 {
 135         unsigned int val;
 136         int i;
 137
 138         dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT;
 139         for (i = 0; i < indices; i++) {
 140                 snd_iprintf(buffer, " [");
 141                 val = snd_hda_codec_read(codec, nid, 0,
 142                                          AC_VERB_GET_AMP_GAIN_MUTE,
 143                                          AC_AMP_GET_LEFT | dir | i);
 144                 snd_iprintf(buffer, "0x%02x", val);
 145                 if (stereo) {
 146                         val = snd_hda_codec_read(codec, nid, 0,
 147                                                  AC_VERB_GET_AMP_GAIN_MUTE,
 148                                                  AC_AMP_GET_RIGHT | dir | i);
 149                         snd_iprintf(buffer, " 0x%02x", val);
 150                 }
 151                 snd_iprintf(buffer, "]");
 152         }
 153         snd_iprintf(buffer, "\n");
 154 }
 155
 156 static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm)
 157 {
 158         static unsigned int rates[] = {
 159                 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
 160                 96000, 176400, 192000, 384000
 161         };
 162         int i;
 163
 164         pcm &= AC_SUPPCM_RATES;
 165         snd_iprintf(buffer, "    rates [0x%x]:", pcm);
 166         for (i = 0; i < ARRAY_SIZE(rates); i++)
 167                 if (pcm & (1 << i))
 168                         snd_iprintf(buffer,  " %d", rates[i]);
 169         snd_iprintf(buffer, "\n");
 170 }
 171
 172 static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm)
 173 {
 174         char buf[SND_PRINT_BITS_ADVISED_BUFSIZE];
 175
 176         snd_iprintf(buffer, "    bits [0x%x]:", (pcm >> 16) & 0xff);
 177         snd_print_pcm_bits(pcm, buf, sizeof(buf));
 178         snd_iprintf(buffer, "%s\n", buf);
 179 }
 180
 181 static void print_pcm_formats(struct snd_info_buffer *buffer,
 182                               unsigned int streams)
 183 {
 184         snd_iprintf(buffer, "    formats [0x%x]:", streams & 0xf);
 185         if (streams & AC_SUPFMT_PCM)
 186                 snd_iprintf(buffer, " PCM");
 187         if (streams & AC_SUPFMT_FLOAT32)
 188                 snd_iprintf(buffer, " FLOAT");
 189         if (streams & AC_SUPFMT_AC3)
 190                 snd_iprintf(buffer, " AC3");
 191         snd_iprintf(buffer, "\n");
 192 }
 193
 194 static void print_pcm_caps(struct snd_info_buffer *buffer,
 195                            struct hda_codec *codec, hda_nid_t nid)
 196 {
 197         unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM);
 198         unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
 199         if (pcm == -1 || stream == -1) {
 200                 snd_iprintf(buffer, "N/A\n");
 201                 return;
 202         }
 203         print_pcm_rates(buffer, pcm);
 204         print_pcm_bits(buffer, pcm);
 205         print_pcm_formats(buffer, stream);
 206 }
 207
 208 static const char *get_jack_connection(u32 cfg)
 209 {
 210         static char *names[16] = {
 211                 "Unknown", "1/8", "1/4", "ATAPI",
 212                 "RCA", "Optical","Digital", "Analog",
 213                 "DIN", "XLR", "RJ11", "Comb",
 214                 NULL, NULL, NULL, "Other"
 215         };
 216         cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT;
 217         if (names[cfg])
 218                 return names[cfg];
 219         else
 220                 return "UNKNOWN";
 221 }
 222
 223 static const char *get_jack_color(u32 cfg)
 224 {
 225         static char *names[16] = {
 226                 "Unknown", "Black", "Grey", "Blue",
 227                 "Green", "Red", "Orange", "Yellow",
 228                 "Purple", "Pink", NULL, NULL,
 229                 NULL, NULL, "White", "Other",
 230         };
 231         cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT;
 232         if (names[cfg])
 233                 return names[cfg];
 234         else
 235                 return "UNKNOWN";
 236 }
 237
 238 static void print_pin_caps(struct snd_info_buffer *buffer,
 239                            struct hda_codec *codec, hda_nid_t nid,
 240                            int *supports_vref)
 241 {
 242         static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" };
 243         unsigned int caps, val;
 244
 245         caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
 246         snd_iprintf(buffer, "  Pincap 0x%08x:", caps);
 247         if (caps & AC_PINCAP_IN)
 248                 snd_iprintf(buffer, " IN");
 249         if (caps & AC_PINCAP_OUT)
 250                 snd_iprintf(buffer, " OUT");
 251         if (caps & AC_PINCAP_HP_DRV)
 252                 snd_iprintf(buffer, " HP");
 253         if (caps & AC_PINCAP_EAPD)
 254                 snd_iprintf(buffer, " EAPD");
 255         if (caps & AC_PINCAP_PRES_DETECT)
 256                 snd_iprintf(buffer, " Detect");
 257         if (caps & AC_PINCAP_BALANCE)
 258                 snd_iprintf(buffer, " Balanced");
 259         if (caps & AC_PINCAP_HDMI) {
 260                 /* Realtek uses this bit as a different meaning */
 261                 if ((codec->vendor_id >> 16) == 0x10ec)
 262                         snd_iprintf(buffer, " R/L");
 263                 else {
 264                         if (caps & AC_PINCAP_HBR)
 265                                 snd_iprintf(buffer, " HBR");
 266                         snd_iprintf(buffer, " HDMI");
 267                 }
 268         }
 269         if (caps & AC_PINCAP_DP)
 270                 snd_iprintf(buffer, " DP");
 271         if (caps & AC_PINCAP_TRIG_REQ)
 272                 snd_iprintf(buffer, " Trigger");
 273         if (caps & AC_PINCAP_IMP_SENSE)
 274                 snd_iprintf(buffer, " ImpSense");
 275         snd_iprintf(buffer, "\n");
 276         if (caps & AC_PINCAP_VREF) {
 277                 unsigned int vref =
 278                         (caps & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
 279                 snd_iprintf(buffer, "    Vref caps:");
 280                 if (vref & AC_PINCAP_VREF_HIZ)
 281                         snd_iprintf(buffer, " HIZ");
 282                 if (vref & AC_PINCAP_VREF_50)
 283                         snd_iprintf(buffer, " 50");
 284                 if (vref & AC_PINCAP_VREF_GRD)
 285                         snd_iprintf(buffer, " GRD");
 286                 if (vref & AC_PINCAP_VREF_80)
 287                         snd_iprintf(buffer, " 80");
 288                 if (vref & AC_PINCAP_VREF_100)
 289                         snd_iprintf(buffer, " 100");
 290                 snd_iprintf(buffer, "\n");
 291                 *supports_vref = 1;
 292         } else
 293                 *supports_vref = 0;
 294         if (caps & AC_PINCAP_EAPD) {
 295                 val = snd_hda_codec_read(codec, nid, 0,
 296                                          AC_VERB_GET_EAPD_BTLENABLE, 0);
 297                 snd_iprintf(buffer, "  EAPD 0x%x:", val);
 298                 if (val & AC_EAPDBTL_BALANCED)
 299                         snd_iprintf(buffer, " BALANCED");
 300                 if (val & AC_EAPDBTL_EAPD)
 301                         snd_iprintf(buffer, " EAPD");
 302                 if (val & AC_EAPDBTL_LR_SWAP)
 303                         snd_iprintf(buffer, " R/L");
 304                 snd_iprintf(buffer, "\n");
 305         }
 306         caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
 307         snd_iprintf(buffer, "  Pin Default 0x%08x: [%s] %s at %s %s\n", caps,
 308                     jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT],
 309                     snd_hda_get_jack_type(caps),
 310                     snd_hda_get_jack_connectivity(caps),
 311                     snd_hda_get_jack_location(caps));
 312         snd_iprintf(buffer, "    Conn = %s, Color = %s\n",
 313                     get_jack_connection(caps),
 314                     get_jack_color(caps));
 315         /* Default association and sequence values refer to default grouping
 316          * of pin complexes and their sequence within the group. This is used
 317          * for priority and resource allocation.
 318          */
 319         snd_iprintf(buffer, "    DefAssociation = 0x%x, Sequence = 0x%x\n",
 320                     (caps & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT,
 321                     caps & AC_DEFCFG_SEQUENCE);
 322         if (((caps & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) &
 323             AC_DEFCFG_MISC_NO_PRESENCE) {
 324                 /* Miscellaneous bit indicates external hardware does not
 325                  * support presence detection even if the pin complex
 326                  * indicates it is supported.
 327                  */
 328                 snd_iprintf(buffer, "    Misc = NO_PRESENCE\n");
 329         }
 330 }
 331
 332 static void print_pin_ctls(struct snd_info_buffer *buffer,
 333                            struct hda_codec *codec, hda_nid_t nid,
 334                            int supports_vref)
 335 {
 336         unsigned int pinctls;
 337
 338         pinctls = snd_hda_codec_read(codec, nid, 0,
 339                                      AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
 340         snd_iprintf(buffer, "  Pin-ctls: 0x%02x:", pinctls);
 341         if (pinctls & AC_PINCTL_IN_EN)
 342                 snd_iprintf(buffer, " IN");
 343         if (pinctls & AC_PINCTL_OUT_EN)
 344                 snd_iprintf(buffer, " OUT");
 345         if (pinctls & AC_PINCTL_HP_EN)
 346                 snd_iprintf(buffer, " HP");
 347         if (supports_vref) {
 348                 int vref = pinctls & AC_PINCTL_VREFEN;
 349                 switch (vref) {
 350                 case AC_PINCTL_VREF_HIZ:
 351                         snd_iprintf(buffer, " VREF_HIZ");
 352                         break;
 353                 case AC_PINCTL_VREF_50:
 354                         snd_iprintf(buffer, " VREF_50");
 355                         break;
 356                 case AC_PINCTL_VREF_GRD:
 357                         snd_iprintf(buffer, " VREF_GRD");
 358                         break;
 359                 case AC_PINCTL_VREF_80:
 360                         snd_iprintf(buffer, " VREF_80");
 361                         break;
 362                 case AC_PINCTL_VREF_100:
 363                         snd_iprintf(buffer, " VREF_100");
 364                         break;
 365                 }
 366         }
 367         snd_iprintf(buffer, "\n");
 368 }
 369
 370 static void print_vol_knob(struct snd_info_buffer *buffer,
 371                            struct hda_codec *codec, hda_nid_t nid)
 372 {
 373         unsigned int cap = snd_hda_param_read(codec, nid,
 374                                               AC_PAR_VOL_KNB_CAP);
 375         snd_iprintf(buffer, "  Volume-Knob: delta=%d, steps=%d, ",
 376                     (cap >> 7) & 1, cap & 0x7f);
 377         cap = snd_hda_codec_read(codec, nid, 0,
 378                                  AC_VERB_GET_VOLUME_KNOB_CONTROL, 0);
 379         snd_iprintf(buffer, "direct=%d, val=%d\n",
 380                     (cap >> 7) & 1, cap & 0x7f);
 381 }
 382
 383 static void print_audio_io(struct snd_info_buffer *buffer,
 384                            struct hda_codec *codec, hda_nid_t nid,
 385                            unsigned int wid_type)
 386 {
 387         int conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
 388         snd_iprintf(buffer,
 389                     "  Converter: stream=%d, channel=%d\n",
 390                     (conv & AC_CONV_STREAM) >> AC_CONV_STREAM_SHIFT,
 391                     conv & AC_CONV_CHANNEL);
 392
 393         if (wid_type == AC_WID_AUD_IN && (conv & AC_CONV_CHANNEL) == 0) {
 394                 int sdi = snd_hda_codec_read(codec, nid, 0,
 395                                              AC_VERB_GET_SDI_SELECT, 0);
 396                 snd_iprintf(buffer, "  SDI-Select: %d\n",
 397                             sdi & AC_SDI_SELECT);
 398         }
 399 }
 400
 401 static void print_digital_conv(struct snd_info_buffer *buffer,
 402                                struct hda_codec *codec, hda_nid_t nid)
 403 {
 404         unsigned int digi1 = snd_hda_codec_read(codec, nid, 0,
 405                                                 AC_VERB_GET_DIGI_CONVERT_1, 0);
 406         unsigned char digi2 = digi1 >> 8;
 407         unsigned char digi3 = digi1 >> 16;
 408
 409         snd_iprintf(buffer, "  Digital:");
 410         if (digi1 & AC_DIG1_ENABLE)
 411                 snd_iprintf(buffer, " Enabled");
 412         if (digi1 & AC_DIG1_V)
 413                 snd_iprintf(buffer, " Validity");
 414         if (digi1 & AC_DIG1_VCFG)
 415                 snd_iprintf(buffer, " ValidityCfg");
 416         if (digi1 & AC_DIG1_EMPHASIS)
 417                 snd_iprintf(buffer, " Preemphasis");
 418         if (digi1 & AC_DIG1_COPYRIGHT)
 419                 snd_iprintf(buffer, " Non-Copyright");
 420         if (digi1 & AC_DIG1_NONAUDIO)
 421                 snd_iprintf(buffer, " Non-Audio");
 422         if (digi1 & AC_DIG1_PROFESSIONAL)
 423                 snd_iprintf(buffer, " Pro");
 424         if (digi1 & AC_DIG1_LEVEL)
 425                 snd_iprintf(buffer, " GenLevel");
 426         if (digi3 & AC_DIG3_KAE)
 427                 snd_iprintf(buffer, " KAE");
 428         snd_iprintf(buffer, "\n");
 429         snd_iprintf(buffer, "  Digital category: 0x%x\n",
 430                     digi2 & AC_DIG2_CC);
 431         snd_iprintf(buffer, "  IEC Coding Type: 0x%x\n",
 432                         digi3 & AC_DIG3_ICT);
 433 }
 434
 435 static const char *get_pwr_state(u32 state)
 436 {
 437         static const char * const buf[] = {
 438                 "D0", "D1", "D2", "D3", "D3cold"
 439         };
 440         if (state < ARRAY_SIZE(buf))
 441                 return buf[state];
 442         return "UNKNOWN";
 443 }
 444
 445 static void print_power_state(struct snd_info_buffer *buffer,
 446                               struct hda_codec *codec, hda_nid_t nid)
 447 {
 448         static char *names[] = {
 449                 [ilog2(AC_PWRST_D0SUP)]         = "D0",
 450                 [ilog2(AC_PWRST_D1SUP)]         = "D1",
 451                 [ilog2(AC_PWRST_D2SUP)]         = "D2",
 452                 [ilog2(AC_PWRST_D3SUP)]         = "D3",
 453                 [ilog2(AC_PWRST_D3COLDSUP)]     = "D3cold",
 454                 [ilog2(AC_PWRST_S3D3COLDSUP)]   = "S3D3cold",
 455                 [ilog2(AC_PWRST_CLKSTOP)]       = "CLKSTOP",
 456                 [ilog2(AC_PWRST_EPSS)]          = "EPSS",
 457         };
 458
 459         int sup = snd_hda_param_read(codec, nid, AC_PAR_POWER_STATE);
 460         int pwr = snd_hda_codec_read(codec, nid, 0,
 461                                      AC_VERB_GET_POWER_STATE, 0);
 462         if (sup != -1)
 463                 snd_iprintf(buffer, "  Power states: %s\n",
 464                             bits_names(sup, names, ARRAY_SIZE(names)));
 465
 466         snd_iprintf(buffer, "  Power: setting=%s, actual=%s",
 467                     get_pwr_state(pwr & AC_PWRST_SETTING),
 468                     get_pwr_state((pwr & AC_PWRST_ACTUAL) >>
 469                                   AC_PWRST_ACTUAL_SHIFT));
 470         if (pwr & AC_PWRST_ERROR)
 471                 snd_iprintf(buffer, ", Error");
 472         if (pwr & AC_PWRST_CLK_STOP_OK)
 473                 snd_iprintf(buffer, ", Clock-stop-OK");
 474         if (pwr & AC_PWRST_SETTING_RESET)
 475                 snd_iprintf(buffer, ", Setting-reset");
 476         snd_iprintf(buffer, "\n");
 477 }
 478
 479 static void print_unsol_cap(struct snd_info_buffer *buffer,
 480                               struct hda_codec *codec, hda_nid_t nid)
 481 {
 482         int unsol = snd_hda_codec_read(codec, nid, 0,
 483                                        AC_VERB_GET_UNSOLICITED_RESPONSE, 0);
 484         snd_iprintf(buffer,
 485                     "  Unsolicited: tag=%02x, enabled=%d\n",
 486                     unsol & AC_UNSOL_TAG,
 487                     (unsol & AC_UNSOL_ENABLED) ? 1 : 0);
 488 }
 489
 490 static void print_proc_caps(struct snd_info_buffer *buffer,
 491                             struct hda_codec *codec, hda_nid_t nid)
 492 {
 493         unsigned int proc_caps = snd_hda_param_read(codec, nid,
 494                                                     AC_PAR_PROC_CAP);
 495         snd_iprintf(buffer, "  Processing caps: benign=%d, ncoeff=%d\n",
 496                     proc_caps & AC_PCAP_BENIGN,
 497                     (proc_caps & AC_PCAP_NUM_COEF) >> AC_PCAP_NUM_COEF_SHIFT);
 498 }
 499
 500 static void print_conn_list(struct snd_info_buffer *buffer,
 501                             struct hda_codec *codec, hda_nid_t nid,
 502                             unsigned int wid_type, hda_nid_t *conn,
 503                             int conn_len)
 504 {
 505         int c, curr = -1;
 506
 507         if (conn_len > 1 &&
 508             wid_type != AC_WID_AUD_MIX &&
 509             wid_type != AC_WID_VOL_KNB &&
 510             wid_type != AC_WID_POWER)
 511                 curr = snd_hda_codec_read(codec, nid, 0,
 512                                           AC_VERB_GET_CONNECT_SEL, 0);
 513         snd_iprintf(buffer, "  Connection: %d\n", conn_len);
 514         if (conn_len > 0) {
 515                 snd_iprintf(buffer, "    ");
 516                 for (c = 0; c < conn_len; c++) {
 517                         snd_iprintf(buffer, " 0x%02x", conn[c]);
 518                         if (c == curr)
 519                                 snd_iprintf(buffer, "*");
 520                 }
 521                 snd_iprintf(buffer, "\n");
 522         }
 523 }
 524
 525 static void print_gpio(struct snd_info_buffer *buffer,
 526                        struct hda_codec *codec, hda_nid_t nid)
 527 {
 528         unsigned int gpio =
 529                 snd_hda_param_read(codec, codec->afg, AC_PAR_GPIO_CAP);
 530         unsigned int enable, direction, wake, unsol, sticky, data;
 531         int i, max;
 532         snd_iprintf(buffer, "GPIO: io=%d, o=%d, i=%d, "
 533                     "unsolicited=%d, wake=%d\n",
 534                     gpio & AC_GPIO_IO_COUNT,
 535                     (gpio & AC_GPIO_O_COUNT) >> AC_GPIO_O_COUNT_SHIFT,
 536                     (gpio & AC_GPIO_I_COUNT) >> AC_GPIO_I_COUNT_SHIFT,
 537                     (gpio & AC_GPIO_UNSOLICITED) ? 1 : 0,
 538                     (gpio & AC_GPIO_WAKE) ? 1 : 0);
 539         max = gpio & AC_GPIO_IO_COUNT;
 540         if (!max || max > 8)
 541                 return;
 542         enable = snd_hda_codec_read(codec, nid, 0,
 543                                     AC_VERB_GET_GPIO_MASK, 0);
 544         direction = snd_hda_codec_read(codec, nid, 0,
 545                                        AC_VERB_GET_GPIO_DIRECTION, 0);
 546         wake = snd_hda_codec_read(codec, nid, 0,
 547                                   AC_VERB_GET_GPIO_WAKE_MASK, 0);
 548         unsol  = snd_hda_codec_read(codec, nid, 0,
 549                                     AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK, 0);
 550         sticky = snd_hda_codec_read(codec, nid, 0,
 551                                     AC_VERB_GET_GPIO_STICKY_MASK, 0);
 552         data = snd_hda_codec_read(codec, nid, 0,
 553                                   AC_VERB_GET_GPIO_DATA, 0);
 554         for (i = 0; i < max; ++i)
 555                 snd_iprintf(buffer,
 556                             "  IO[%d]: enable=%d, dir=%d, wake=%d, "
 557                             "sticky=%d, data=%d, unsol=%d\n", i,
 558                             (enable & (1<<i)) ? 1 : 0,
 559                             (direction & (1<<i)) ? 1 : 0,
 560                             (wake & (1<<i)) ? 1 : 0,
 561                             (sticky & (1<<i)) ? 1 : 0,
 562                             (data & (1<<i)) ? 1 : 0,
 563                             (unsol & (1<<i)) ? 1 : 0);
 564         /* FIXME: add GPO and GPI pin information */
 565         print_nid_array(buffer, codec, nid, &codec->mixers);
 566         print_nid_array(buffer, codec, nid, &codec->nids);
 567 }
 568
 569 static void print_codec_info(struct snd_info_entry *entry,
 570                              struct snd_info_buffer *buffer)
 571 {
 572         struct hda_codec *codec = entry->private_data;
 573         hda_nid_t nid;
 574         int i, nodes;
 575
 576         snd_iprintf(buffer, "Codec: ");
 577         if (codec->vendor_name && codec->chip_name)
 578                 snd_iprintf(buffer, "%s %s\n",
 579                             codec->vendor_name, codec->chip_name);
 580         else
 581                 snd_iprintf(buffer, "Not Set\n");
 582         snd_iprintf(buffer, "Address: %d\n", codec->addr);
 583         if (codec->afg)
 584                 snd_iprintf(buffer, "AFG Function Id: 0x%x (unsol %u)\n",
 585                         codec->afg_function_id, codec->afg_unsol);
 586         if (codec->mfg)
 587                 snd_iprintf(buffer, "MFG Function Id: 0x%x (unsol %u)\n",
 588                         codec->mfg_function_id, codec->mfg_unsol);
 589         snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id);
 590         snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id);
 591         snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id);
 592
 593         if (codec->mfg)
 594                 snd_iprintf(buffer, "Modem Function Group: 0x%x\n", codec->mfg);
 595         else
 596                 snd_iprintf(buffer, "No Modem Function Group found\n");
 597
 598         if (! codec->afg)
 599                 return;
 600         snd_hda_power_up(codec);
 601         snd_iprintf(buffer, "Default PCM:\n");
 602         print_pcm_caps(buffer, codec, codec->afg);
 603         snd_iprintf(buffer, "Default Amp-In caps: ");
 604         print_amp_caps(buffer, codec, codec->afg, HDA_INPUT);
 605         snd_iprintf(buffer, "Default Amp-Out caps: ");
 606         print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT);
 607
 608         nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
 609         if (! nid || nodes < 0) {
 610                 snd_iprintf(buffer, "Invalid AFG subtree\n");
 611                 snd_hda_power_down(codec);
 612                 return;
 613         }
 614
 615         print_gpio(buffer, codec, codec->afg);
 616         if (codec->proc_widget_hook)
 617                 codec->proc_widget_hook(buffer, codec, codec->afg);
 618
 619         for (i = 0; i < nodes; i++, nid++) {
 620                 unsigned int wid_caps =
 621                         snd_hda_param_read(codec, nid,
 622                                            AC_PAR_AUDIO_WIDGET_CAP);
 623                 unsigned int wid_type = get_wcaps_type(wid_caps);
 624                 hda_nid_t conn[HDA_MAX_CONNECTIONS];
 625                 int conn_len = 0;
 626
 627                 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid,
 628                             get_wid_type_name(wid_type), wid_caps);
 629                 if (wid_caps & AC_WCAP_STEREO) {
 630                         unsigned int chans = get_wcaps_channels(wid_caps);
 631                         if (chans == 2)
 632                                 snd_iprintf(buffer, " Stereo");
 633                         else
 634                                 snd_iprintf(buffer, " %d-Channels", chans);
 635                 } else
 636                         snd_iprintf(buffer, " Mono");
 637                 if (wid_caps & AC_WCAP_DIGITAL)
 638                         snd_iprintf(buffer, " Digital");
 639                 if (wid_caps & AC_WCAP_IN_AMP)
 640                         snd_iprintf(buffer, " Amp-In");
 641                 if (wid_caps & AC_WCAP_OUT_AMP)
 642                         snd_iprintf(buffer, " Amp-Out");
 643                 if (wid_caps & AC_WCAP_STRIPE)
 644                         snd_iprintf(buffer, " Stripe");
 645                 if (wid_caps & AC_WCAP_LR_SWAP)
 646                         snd_iprintf(buffer, " R/L");
 647                 if (wid_caps & AC_WCAP_CP_CAPS)
 648                         snd_iprintf(buffer, " CP");
 649                 snd_iprintf(buffer, "\n");
 650
 651                 print_nid_array(buffer, codec, nid, &codec->mixers);
 652                 print_nid_array(buffer, codec, nid, &codec->nids);
 653                 print_nid_pcms(buffer, codec, nid);
 654
 655                 /* volume knob is a special widget that always have connection
 656                  * list
 657                  */
 658                 if (wid_type == AC_WID_VOL_KNB)
 659                         wid_caps |= AC_WCAP_CONN_LIST;
 660
 661                 if (wid_caps & AC_WCAP_CONN_LIST)
 662                         conn_len = snd_hda_get_raw_connections(codec, nid, conn,
 663                                                            HDA_MAX_CONNECTIONS);
 664
 665                 if (wid_caps & AC_WCAP_IN_AMP) {
 666                         snd_iprintf(buffer, "  Amp-In caps: ");
 667                         print_amp_caps(buffer, codec, nid, HDA_INPUT);
 668                         snd_iprintf(buffer, "  Amp-In vals: ");
 669                         if (wid_type == AC_WID_PIN ||
 670                             (codec->single_adc_amp &&
 671                              wid_type == AC_WID_AUD_IN))
 672                                 print_amp_vals(buffer, codec, nid, HDA_INPUT,
 673                                                wid_caps & AC_WCAP_STEREO,
 674                                                1);
 675                         else
 676                                 print_amp_vals(buffer, codec, nid, HDA_INPUT,
 677                                                wid_caps & AC_WCAP_STEREO,
 678                                                conn_len);
 679                 }
 680                 if (wid_caps & AC_WCAP_OUT_AMP) {
 681                         snd_iprintf(buffer, "  Amp-Out caps: ");
 682                         print_amp_caps(buffer, codec, nid, HDA_OUTPUT);
 683                         snd_iprintf(buffer, "  Amp-Out vals: ");
 684                         if (wid_type == AC_WID_PIN &&
 685                             codec->pin_amp_workaround)
 686                                 print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
 687                                                wid_caps & AC_WCAP_STEREO,
 688                                                conn_len);
 689                         else
 690                                 print_amp_vals(buffer, codec, nid, HDA_OUTPUT,
 691                                                wid_caps & AC_WCAP_STEREO, 1);
 692                 }
 693
 694                 switch (wid_type) {
 695                 case AC_WID_PIN: {
 696                         int supports_vref;
 697                         print_pin_caps(buffer, codec, nid, &supports_vref);
 698                         print_pin_ctls(buffer, codec, nid, supports_vref);
 699                         break;
 700                 }
 701                 case AC_WID_VOL_KNB:
 702                         print_vol_knob(buffer, codec, nid);
 703                         break;
 704                 case AC_WID_AUD_OUT:
 705                 case AC_WID_AUD_IN:
 706                         print_audio_io(buffer, codec, nid, wid_type);
 707                         if (wid_caps & AC_WCAP_DIGITAL)
 708                                 print_digital_conv(buffer, codec, nid);
 709                         if (wid_caps & AC_WCAP_FORMAT_OVRD) {
 710                                 snd_iprintf(buffer, "  PCM:\n");
 711                                 print_pcm_caps(buffer, codec, nid);
 712                         }
 713                         break;
 714                 }
 715
 716                 if (wid_caps & AC_WCAP_UNSOL_CAP)
 717                         print_unsol_cap(buffer, codec, nid);
 718
 719                 if (wid_caps & AC_WCAP_POWER)
 720                         print_power_state(buffer, codec, nid);
 721
 722                 if (wid_caps & AC_WCAP_DELAY)
 723                         snd_iprintf(buffer, "  Delay: %d samples\n",
 724                                     (wid_caps & AC_WCAP_DELAY) >>
 725                                     AC_WCAP_DELAY_SHIFT);
 726
 727                 if (wid_caps & AC_WCAP_CONN_LIST)
 728                         print_conn_list(buffer, codec, nid, wid_type,
 729                                         conn, conn_len);
 730
 731                 if (wid_caps & AC_WCAP_PROC_WID)
 732                         print_proc_caps(buffer, codec, nid);
 733
 734                 if (codec->proc_widget_hook)
 735                         codec->proc_widget_hook(buffer, codec, nid);
 736         }
 737         snd_hda_power_down(codec);
 738 }
 739
 740 /*
 741  * create a proc read
 742  */
 743 int snd_hda_codec_proc_new(struct hda_codec *codec)
 744 {
 745         char name[32];
 746         struct snd_info_entry *entry;
 747         int err;
 748
 749         snprintf(name, sizeof(name), "codec#%d", codec->addr);
 750         err = snd_card_proc_new(codec->bus->card, name, &entry);
 751         if (err < 0)
 752                 return err;
 753
 754         snd_info_set_text_ops(entry, codec, print_codec_info);
 755         return 0;
 756 }
 757