sound/firewire/bebob/bebob.c

   1 /*
   2  * bebob.c - a part of driver for BeBoB based devices
   3  *
   4  * Copyright (c) 2013-2014 Takashi Sakamoto
   5  *
   6  * Licensed under the terms of the GNU General Public License, version 2.
   7  */
   8
   9 /*
  10  * BeBoB is 'BridgeCo enhanced Breakout Box'. This is installed to firewire
  11  * devices with DM1000/DM1100/DM1500 chipset. It gives common way for host
  12  * system to handle BeBoB based devices.
  13  */
  14
  15 #include "bebob.h"
  16
  17 MODULE_DESCRIPTION("BridgeCo BeBoB driver");
  18 MODULE_AUTHOR("Takashi Sakamoto <o-takashi@sakamocchi.jp>");
  19 MODULE_LICENSE("GPL v2");
  20
  21 static int index[SNDRV_CARDS]   = SNDRV_DEFAULT_IDX;
  22 static char *id[SNDRV_CARDS]    = SNDRV_DEFAULT_STR;
  23 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
  24
  25 module_param_array(index, int, NULL, 0444);
  26 MODULE_PARM_DESC(index, "card index");
  27 module_param_array(id, charp, NULL, 0444);
  28 MODULE_PARM_DESC(id, "ID string");
  29 module_param_array(enable, bool, NULL, 0444);
  30 MODULE_PARM_DESC(enable, "enable BeBoB sound card");
  31
  32 static DEFINE_MUTEX(devices_mutex);
  33 static DECLARE_BITMAP(devices_used, SNDRV_CARDS);
  34
  35 /* Offsets from information register. */
  36 #define INFO_OFFSET_BEBOB_VERSION       0x08
  37 #define INFO_OFFSET_GUID                0x10
  38 #define INFO_OFFSET_HW_MODEL_ID         0x18
  39 #define INFO_OFFSET_HW_MODEL_REVISION   0x1c
  40
  41 #define VEN_EDIROL      0x000040ab
  42 #define VEN_PRESONUS    0x00000a92
  43 #define VEN_BRIDGECO    0x000007f5
  44 #define VEN_MACKIE      0x0000000f
  45 #define VEN_STANTON     0x00001260
  46 #define VEN_TASCAM      0x0000022e
  47 #define VEN_BEHRINGER   0x00001564
  48 #define VEN_APOGEE      0x000003db
  49 #define VEN_ESI         0x00000f1b
  50 #define VEN_ACOUSTIC    0x00000002
  51 #define VEN_CME         0x0000000a
  52 #define VEN_PHONIC      0x00001496
  53 #define VEN_LYNX        0x000019e5
  54 #define VEN_ICON        0x00001a9e
  55 #define VEN_PRISMSOUND  0x00001198
  56 #define VEN_TERRATEC    0x00000aac
  57 #define VEN_YAMAHA      0x0000a0de
  58 #define VEN_FOCUSRITE   0x0000130e
  59 #define VEN_MAUDIO1     0x00000d6c
  60 #define VEN_MAUDIO2     0x000007f5
  61 #define VEN_DIGIDESIGN  0x00a07e
  62
  63 #define MODEL_FOCUSRITE_SAFFIRE_BOTH    0x00000000
  64 #define MODEL_MAUDIO_AUDIOPHILE_BOTH    0x00010060
  65 #define MODEL_MAUDIO_FW1814             0x00010071
  66 #define MODEL_MAUDIO_PROJECTMIX         0x00010091
  67
  68 static int
  69 name_device(struct snd_bebob *bebob, unsigned int vendor_id)
  70 {
  71         struct fw_device *fw_dev = fw_parent_device(bebob->unit);
  72         char vendor[24] = {0};
  73         char model[32] = {0};
  74         u32 hw_id;
  75         u32 data[2] = {0};
  76         u32 revision;
  77         u32 version;
  78         int err;
  79
  80         /* get vendor name from root directory */
  81         err = fw_csr_string(fw_dev->config_rom + 5, CSR_VENDOR,
  82                             vendor, sizeof(vendor));
  83         if (err < 0)
  84                 goto end;
  85
  86         /* get model name from unit directory */
  87         err = fw_csr_string(bebob->unit->directory, CSR_MODEL,
  88                             model, sizeof(model));
  89         if (err < 0)
  90                 goto end;
  91
  92         /* get hardware id */
  93         err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_HW_MODEL_ID,
  94                                   &hw_id);
  95         if (err < 0)
  96                 goto end;
  97
  98         /* get hardware revision */
  99         err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_HW_MODEL_REVISION,
 100                                   &revision);
 101         if (err < 0)
 102                 goto end;
 103
 104         /* get GUID */
 105         err = snd_bebob_read_block(bebob->unit, INFO_OFFSET_GUID,
 106                                    data, sizeof(data));
 107         if (err < 0)
 108                 goto end;
 109
 110         err = snd_bebob_read_quad(bebob->unit, INFO_OFFSET_BEBOB_VERSION,
 111                                   &version);
 112         if (err < 0)
 113                 goto end;
 114         bebob->version = version;
 115
 116         strcpy(bebob->card->driver, "BeBoB");
 117         strcpy(bebob->card->shortname, model);
 118         strcpy(bebob->card->mixername, model);
 119         snprintf(bebob->card->longname, sizeof(bebob->card->longname),
 120                  "%s %s (id:%d, rev:%d), GUID %08x%08x at %s, S%d",
 121                  vendor, model, hw_id, revision,
 122                  data[0], data[1], dev_name(&bebob->unit->device),
 123                  100 << fw_dev->max_speed);
 124 end:
 125         return err;
 126 }
 127
 128 /*
 129  * This module releases the FireWire unit data after all ALSA character devices
 130  * are released by applications. This is for releasing stream data or finishing
 131  * transactions safely. Thus at returning from .remove(), this module still keep
 132  * references for the unit.
 133  */
 134 static void
 135 bebob_card_free(struct snd_card *card)
 136 {
 137         struct snd_bebob *bebob = card->private_data;
 138
 139         snd_bebob_stream_destroy_duplex(bebob);
 140         fw_unit_put(bebob->unit);
 141
 142         kfree(bebob->maudio_special_quirk);
 143
 144         if (bebob->card_index >= 0) {
 145                 mutex_lock(&devices_mutex);
 146                 clear_bit(bebob->card_index, devices_used);
 147                 mutex_unlock(&devices_mutex);
 148         }
 149
 150         mutex_destroy(&bebob->mutex);
 151 }
 152
 153 static const struct snd_bebob_spec *
 154 get_saffire_spec(struct fw_unit *unit)
 155 {
 156         char name[24] = {0};
 157
 158         if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0)
 159                 return NULL;
 160
 161         if (strcmp(name, "SaffireLE") == 0)
 162                 return &saffire_le_spec;
 163         else
 164                 return &saffire_spec;
 165 }
 166
 167 static bool
 168 check_audiophile_booted(struct fw_unit *unit)
 169 {
 170         char name[24] = {0};
 171
 172         if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0)
 173                 return false;
 174
 175         return strncmp(name, "FW Audiophile Bootloader", 15) != 0;
 176 }
 177
 178 static int
 179 bebob_probe(struct fw_unit *unit,
 180             const struct ieee1394_device_id *entry)
 181 {
 182         struct snd_card *card;
 183         struct snd_bebob *bebob;
 184         const struct snd_bebob_spec *spec;
 185         unsigned int card_index;
 186         int err;
 187
 188         mutex_lock(&devices_mutex);
 189
 190         for (card_index = 0; card_index < SNDRV_CARDS; card_index++) {
 191                 if (!test_bit(card_index, devices_used) && enable[card_index])
 192                         break;
 193         }
 194         if (card_index >= SNDRV_CARDS) {
 195                 err = -ENOENT;
 196                 goto end;
 197         }
 198
 199         if ((entry->vendor_id == VEN_FOCUSRITE) &&
 200             (entry->model_id == MODEL_FOCUSRITE_SAFFIRE_BOTH))
 201                 spec = get_saffire_spec(unit);
 202         else if ((entry->vendor_id == VEN_MAUDIO1) &&
 203                  (entry->model_id == MODEL_MAUDIO_AUDIOPHILE_BOTH) &&
 204                  !check_audiophile_booted(unit))
 205                 spec = NULL;
 206         else
 207                 spec = (const struct snd_bebob_spec *)entry->driver_data;
 208
 209         if (spec == NULL) {
 210                 if ((entry->vendor_id == VEN_MAUDIO1) ||
 211                     (entry->vendor_id == VEN_MAUDIO2))
 212                         err = snd_bebob_maudio_load_firmware(unit);
 213                 else
 214                         err = -ENOSYS;
 215                 goto end;
 216         }
 217
 218         err = snd_card_new(&unit->device, index[card_index], id[card_index],
 219                            THIS_MODULE, sizeof(struct snd_bebob), &card);
 220         if (err < 0)
 221                 goto end;
 222         bebob = card->private_data;
 223         bebob->card_index = card_index;
 224         set_bit(card_index, devices_used);
 225         card->private_free = bebob_card_free;
 226
 227         bebob->card = card;
 228         bebob->unit = fw_unit_get(unit);
 229         bebob->spec = spec;
 230         mutex_init(&bebob->mutex);
 231         spin_lock_init(&bebob->lock);
 232         init_waitqueue_head(&bebob->hwdep_wait);
 233
 234         err = name_device(bebob, entry->vendor_id);
 235         if (err < 0)
 236                 goto error;
 237
 238         if ((entry->vendor_id == VEN_MAUDIO1) &&
 239             (entry->model_id == MODEL_MAUDIO_FW1814))
 240                 err = snd_bebob_maudio_special_discover(bebob, true);
 241         else if ((entry->vendor_id == VEN_MAUDIO1) &&
 242                  (entry->model_id == MODEL_MAUDIO_PROJECTMIX))
 243                 err = snd_bebob_maudio_special_discover(bebob, false);
 244         else
 245                 err = snd_bebob_stream_discover(bebob);
 246         if (err < 0)
 247                 goto error;
 248
 249         snd_bebob_proc_init(bebob);
 250
 251         if ((bebob->midi_input_ports > 0) ||
 252             (bebob->midi_output_ports > 0)) {
 253                 err = snd_bebob_create_midi_devices(bebob);
 254                 if (err < 0)
 255                         goto error;
 256         }
 257
 258         err = snd_bebob_create_pcm_devices(bebob);
 259         if (err < 0)
 260                 goto error;
 261
 262         err = snd_bebob_create_hwdep_device(bebob);
 263         if (err < 0)
 264                 goto error;
 265
 266         err = snd_bebob_stream_init_duplex(bebob);
 267         if (err < 0)
 268                 goto error;
 269
 270         if (!bebob->maudio_special_quirk) {
 271                 err = snd_card_register(card);
 272                 if (err < 0) {
 273                         snd_bebob_stream_destroy_duplex(bebob);
 274                         goto error;
 275                 }
 276         } else {
 277                 /*
 278                  * This is a workaround. This bus reset seems to have an effect
 279                  * to make devices correctly handling transactions. Without
 280                  * this, the devices have gap_count mismatch. This causes much
 281                  * failure of transaction.
 282                  *
 283                  * Just after registration, user-land application receive
 284                  * signals from dbus and starts I/Os. To avoid I/Os till the
 285                  * future bus reset, registration is done in next update().
 286                  */
 287                 bebob->deferred_registration = true;
 288                 fw_schedule_bus_reset(fw_parent_device(bebob->unit)->card,
 289                                       false, true);
 290         }
 291
 292         dev_set_drvdata(&unit->device, bebob);
 293 end:
 294         mutex_unlock(&devices_mutex);
 295         return err;
 296 error:
 297         mutex_unlock(&devices_mutex);
 298         snd_card_free(card);
 299         return err;
 300 }
 301
 302 static void
 303 bebob_update(struct fw_unit *unit)
 304 {
 305         struct snd_bebob *bebob = dev_get_drvdata(&unit->device);
 306
 307         if (bebob == NULL)
 308                 return;
 309
 310         fcp_bus_reset(bebob->unit);
 311         snd_bebob_stream_update_duplex(bebob);
 312
 313         if (bebob->deferred_registration) {
 314                 if (snd_card_register(bebob->card) < 0) {
 315                         snd_bebob_stream_destroy_duplex(bebob);
 316                         snd_card_free(bebob->card);
 317                 }
 318                 bebob->deferred_registration = false;
 319         }
 320 }
 321
 322 static void bebob_remove(struct fw_unit *unit)
 323 {
 324         struct snd_bebob *bebob = dev_get_drvdata(&unit->device);
 325
 326         if (bebob == NULL)
 327                 return;
 328
 329         /* Awake bus-reset waiters. */
 330         if (!completion_done(&bebob->bus_reset))
 331                 complete_all(&bebob->bus_reset);
 332
 333         /* No need to wait for releasing card object in this context. */
 334         snd_card_free_when_closed(bebob->card);
 335 }
 336
 337 static struct snd_bebob_rate_spec normal_rate_spec = {
 338         .get    = &snd_bebob_stream_get_rate,
 339         .set    = &snd_bebob_stream_set_rate
 340 };
 341 static const struct snd_bebob_spec spec_normal = {
 342         .clock  = NULL,
 343         .rate   = &normal_rate_spec,
 344         .meter  = NULL
 345 };
 346
 347 static const struct ieee1394_device_id bebob_id_table[] = {
 348         /* Edirol, FA-66 */
 349         SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010049, &spec_normal),
 350         /* Edirol, FA-101 */
 351         SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010048, &spec_normal),
 352         /* Presonus, FIREBOX */
 353         SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010000, &spec_normal),
 354         /* PreSonus, FIREPOD/FP10 */
 355         SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010066, &spec_normal),
 356         /* PreSonus, Inspire1394 */
 357         SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010001, &spec_normal),
 358         /* BridgeCo, RDAudio1 */
 359         SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010048, &spec_normal),
 360         /* BridgeCo, Audio5 */
 361         SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049, &spec_normal),
 362         /* Mackie, Onyx 1220/1620/1640 (Firewire I/O Card) */
 363         SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010065, &spec_normal),
 364         /* Mackie, d.2 (Firewire Option) */
 365         SND_BEBOB_DEV_ENTRY(VEN_MACKIE, 0x00010067, &spec_normal),
 366         /* Stanton, ScratchAmp */
 367         SND_BEBOB_DEV_ENTRY(VEN_STANTON, 0x00000001, &spec_normal),
 368         /* Tascam, IF-FW DM */
 369         SND_BEBOB_DEV_ENTRY(VEN_TASCAM, 0x00010067, &spec_normal),
 370         /* Behringer, XENIX UFX 1204 */
 371         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001204, &spec_normal),
 372         /* Behringer, XENIX UFX 1604 */
 373         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001604, &spec_normal),
 374         /* Behringer, Digital Mixer X32 series (X-UF Card) */
 375         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00000006, &spec_normal),
 376         /*  Behringer, F-Control Audio 1616 */
 377         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x001616, &spec_normal),
 378         /*  Behringer, F-Control Audio 610 */
 379         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x000610, &spec_normal),
 380         /* Apogee Electronics, Rosetta 200/400 (X-FireWire card) */
 381         /* Apogee Electronics, DA/AD/DD-16X (X-FireWire card) */
 382         SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x00010048, &spec_normal),
 383         /* Apogee Electronics, Ensemble */
 384         SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x00001eee, &spec_normal),
 385         /* ESI, Quatafire610 */
 386         SND_BEBOB_DEV_ENTRY(VEN_ESI, 0x00010064, &spec_normal),
 387         /* AcousticReality, eARMasterOne */
 388         SND_BEBOB_DEV_ENTRY(VEN_ACOUSTIC, 0x00000002, &spec_normal),
 389         /* CME, MatrixKFW */
 390         SND_BEBOB_DEV_ENTRY(VEN_CME, 0x00030000, &spec_normal),
 391         /* Phonic, Helix Board 12 MkII */
 392         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00050000, &spec_normal),
 393         /* Phonic, Helix Board 18 MkII */
 394         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00060000, &spec_normal),
 395         /* Phonic, Helix Board 24 MkII */
 396         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00070000, &spec_normal),
 397         /* Phonic, Helix Board 12 Universal/18 Universal/24 Universal */
 398         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00000000, &spec_normal),
 399         /* Lynx, Aurora 8/16 (LT-FW) */
 400         SND_BEBOB_DEV_ENTRY(VEN_LYNX, 0x00000001, &spec_normal),
 401         /* ICON, FireXon */
 402         SND_BEBOB_DEV_ENTRY(VEN_ICON, 0x00000001, &spec_normal),
 403         /* PrismSound, Orpheus */
 404         SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x00010048, &spec_normal),
 405         /* PrismSound, ADA-8XR */
 406         SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x0000ada8, &spec_normal),
 407         /* TerraTec Electronic GmbH, PHASE 88 Rack FW */
 408         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000003, &phase88_rack_spec),
 409         /* TerraTec Electronic GmbH, PHASE 24 FW */
 410         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000004, &phase24_series_spec),
 411         /* TerraTec Electronic GmbH, Phase X24 FW */
 412         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000007, &phase24_series_spec),
 413         /* TerraTec Electronic GmbH, EWS MIC2/MIC8 */
 414         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000005, &spec_normal),
 415         /* Terratec Electronic GmbH, Aureon 7.1 Firewire */
 416         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000002, &spec_normal),
 417         /* Yamaha, GO44 */
 418         SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000b, &yamaha_go_spec),
 419         /* YAMAHA, GO46 */
 420         SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000c, &yamaha_go_spec),
 421         /* Focusrite, SaffirePro 26 I/O */
 422         SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, 0x00000003, &saffirepro_26_spec),
 423         /* Focusrite, SaffirePro 10 I/O */
 424         SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, 0x00000006, &saffirepro_10_spec),
 425         /* Focusrite, Saffire(no label and LE) */
 426         SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, MODEL_FOCUSRITE_SAFFIRE_BOTH,
 427                             &saffire_spec),
 428         /* M-Audio, Firewire 410 */
 429         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010058, NULL),     /* bootloader */
 430         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010046, &maudio_fw410_spec),
 431         /* M-Audio, Firewire Audiophile */
 432         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_AUDIOPHILE_BOTH,
 433                             &maudio_audiophile_spec),
 434         /* M-Audio, Firewire Solo */
 435         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010062, &maudio_solo_spec),
 436         /* M-Audio, Ozonic */
 437         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x0000000a, &maudio_ozonic_spec),
 438         /* M-Audio NRV10 */
 439         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010081, &maudio_nrv10_spec),
 440         /* M-Audio, ProFireLightbridge */
 441         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x000100a1, &spec_normal),
 442         /* Firewire 1814 */
 443         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010070, NULL),     /* bootloader */
 444         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_FW1814,
 445                             &maudio_special_spec),
 446         /* M-Audio ProjectMix */
 447         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_PROJECTMIX,
 448                             &maudio_special_spec),
 449         /* Digidesign Mbox 2 Pro */
 450         SND_BEBOB_DEV_ENTRY(VEN_DIGIDESIGN, 0x0000a9, &spec_normal),
 451         /* IDs are unknown but able to be supported */
 452         /*  Apogee, Mini-ME Firewire */
 453         /*  Apogee, Mini-DAC Firewire */
 454         /*  Cakawalk, Sonar Power Studio 66 */
 455         /*  CME, UF400e */
 456         /*  ESI, Quotafire XL */
 457         /*  Infrasonic, DewX */
 458         /*  Infrasonic, Windy6 */
 459         /*  Mackie, Digital X Bus x.200 */
 460         /*  Mackie, Digital X Bus x.400 */
 461         /*  Phonic, HB 12 */
 462         /*  Phonic, HB 24 */
 463         /*  Phonic, HB 18 */
 464         /*  Phonic, FireFly 202 */
 465         /*  Phonic, FireFly 302 */
 466         /*  Rolf Spuler, Firewire Guitar */
 467         {}
 468 };
 469 MODULE_DEVICE_TABLE(ieee1394, bebob_id_table);
 470
 471 static struct fw_driver bebob_driver = {
 472         .driver = {
 473                 .owner  = THIS_MODULE,
 474                 .name   = "snd-bebob",
 475                 .bus    = &fw_bus_type,
 476         },
 477         .probe    = bebob_probe,
 478         .update   = bebob_update,
 479         .remove   = bebob_remove,
 480         .id_table = bebob_id_table,
 481 };
 482
 483 static int __init
 484 snd_bebob_init(void)
 485 {
 486         return driver_register(&bebob_driver.driver);
 487 }
 488
 489 static void __exit
 490 snd_bebob_exit(void)
 491 {
 492         driver_unregister(&bebob_driver.driver);
 493 }
 494
 495 module_init(snd_bebob_init);
 496 module_exit(snd_bebob_exit);