sound/firewire/bebob/bebob.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * bebob.c - a part of driver for BeBoB based devices
   4  *
   5  * Copyright (c) 2013-2014 Takashi Sakamoto
   6  */
   7
   8 /*
   9  * BeBoB is 'BridgeCo enhanced Breakout Box'. This is installed to firewire
  10  * devices with DM1000/DM1100/DM1500 chipset. It gives common way for host
  11  * system to handle BeBoB based devices.
  12  */
  13
  14 #include "bebob.h"
  15
  16 MODULE_DESCRIPTION("BridgeCo BeBoB driver");
  17 MODULE_AUTHOR("Takashi Sakamoto <o-takashi@sakamocchi.jp>");
  18 MODULE_LICENSE("GPL v2");
  19
  20 static int index[SNDRV_CARDS]   = SNDRV_DEFAULT_IDX;
  21 static char *id[SNDRV_CARDS]    = SNDRV_DEFAULT_STR;
  22 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
  23
  24 module_param_array(index, int, NULL, 0444);
  25 MODULE_PARM_DESC(index, "card index");
  26 module_param_array(id, charp, NULL, 0444);
  27 MODULE_PARM_DESC(id, "ID string");
  28 module_param_array(enable, bool, NULL, 0444);
  29 MODULE_PARM_DESC(enable, "enable BeBoB sound card");
  30
  31 static DEFINE_MUTEX(devices_mutex);
  32 static DECLARE_BITMAP(devices_used, SNDRV_CARDS);
  33
  34 /* Offsets from information register. */
  35 #define INFO_OFFSET_BEBOB_VERSION       0x08
  36 #define INFO_OFFSET_GUID                0x10
  37 #define INFO_OFFSET_HW_MODEL_ID         0x18
  38 #define INFO_OFFSET_HW_MODEL_REVISION   0x1c
  39
  40 #define VEN_EDIROL      0x000040ab
  41 #define VEN_PRESONUS    0x00000a92
  42 #define VEN_BRIDGECO    0x000007f5
  43 #define VEN_MACKIE1     0x0000000f
  44 #define VEN_MACKIE2     0x00000ff2
  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)
  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 static void
 129 bebob_card_free(struct snd_card *card)
 130 {
 131         struct snd_bebob *bebob = card->private_data;
 132
 133         mutex_lock(&devices_mutex);
 134         clear_bit(bebob->card_index, devices_used);
 135         mutex_unlock(&devices_mutex);
 136
 137         snd_bebob_stream_destroy_duplex(bebob);
 138 }
 139
 140 static const struct snd_bebob_spec *
 141 get_saffire_spec(struct fw_unit *unit)
 142 {
 143         char name[24] = {0};
 144
 145         if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0)
 146                 return NULL;
 147
 148         if (strcmp(name, "SaffireLE") == 0)
 149                 return &saffire_le_spec;
 150         else
 151                 return &saffire_spec;
 152 }
 153
 154 static bool
 155 check_audiophile_booted(struct fw_unit *unit)
 156 {
 157         char name[28] = {0};
 158
 159         if (fw_csr_string(unit->directory, CSR_MODEL, name, sizeof(name)) < 0)
 160                 return false;
 161
 162         return strncmp(name, "FW Audiophile Bootloader", 24) != 0;
 163 }
 164
 165 static void
 166 do_registration(struct work_struct *work)
 167 {
 168         struct snd_bebob *bebob =
 169                         container_of(work, struct snd_bebob, dwork.work);
 170         unsigned int card_index;
 171         int err;
 172
 173         if (bebob->registered)
 174                 return;
 175
 176         mutex_lock(&devices_mutex);
 177         for (card_index = 0; card_index < SNDRV_CARDS; card_index++) {
 178                 if (!test_bit(card_index, devices_used) && enable[card_index])
 179                         break;
 180         }
 181         if (card_index >= SNDRV_CARDS) {
 182                 mutex_unlock(&devices_mutex);
 183                 return;
 184         }
 185
 186         err = snd_card_new(&bebob->unit->device, index[card_index],
 187                            id[card_index], THIS_MODULE, 0, &bebob->card);
 188         if (err < 0) {
 189                 mutex_unlock(&devices_mutex);
 190                 return;
 191         }
 192         set_bit(card_index, devices_used);
 193         mutex_unlock(&devices_mutex);
 194
 195         bebob->card->private_free = bebob_card_free;
 196         bebob->card->private_data = bebob;
 197
 198         err = name_device(bebob);
 199         if (err < 0)
 200                 goto error;
 201
 202         if (bebob->spec == &maudio_special_spec) {
 203                 if (bebob->entry->model_id == MODEL_MAUDIO_FW1814)
 204                         err = snd_bebob_maudio_special_discover(bebob, true);
 205                 else
 206                         err = snd_bebob_maudio_special_discover(bebob, false);
 207         } else {
 208                 err = snd_bebob_stream_discover(bebob);
 209         }
 210         if (err < 0)
 211                 goto error;
 212
 213         err = snd_bebob_stream_init_duplex(bebob);
 214         if (err < 0)
 215                 goto error;
 216
 217         snd_bebob_proc_init(bebob);
 218
 219         if (bebob->midi_input_ports > 0 || bebob->midi_output_ports > 0) {
 220                 err = snd_bebob_create_midi_devices(bebob);
 221                 if (err < 0)
 222                         goto error;
 223         }
 224
 225         err = snd_bebob_create_pcm_devices(bebob);
 226         if (err < 0)
 227                 goto error;
 228
 229         err = snd_bebob_create_hwdep_device(bebob);
 230         if (err < 0)
 231                 goto error;
 232
 233         err = snd_card_register(bebob->card);
 234         if (err < 0)
 235                 goto error;
 236
 237         bebob->registered = true;
 238
 239         return;
 240 error:
 241         snd_card_free(bebob->card);
 242         dev_info(&bebob->unit->device,
 243                  "Sound card registration failed: %d\n", err);
 244 }
 245
 246 static int
 247 bebob_probe(struct fw_unit *unit, const struct ieee1394_device_id *entry)
 248 {
 249         struct snd_bebob *bebob;
 250         const struct snd_bebob_spec *spec;
 251
 252         if (entry->vendor_id == VEN_FOCUSRITE &&
 253             entry->model_id == MODEL_FOCUSRITE_SAFFIRE_BOTH)
 254                 spec = get_saffire_spec(unit);
 255         else if (entry->vendor_id == VEN_MAUDIO1 &&
 256                  entry->model_id == MODEL_MAUDIO_AUDIOPHILE_BOTH &&
 257                  !check_audiophile_booted(unit))
 258                 spec = NULL;
 259         else
 260                 spec = (const struct snd_bebob_spec *)entry->driver_data;
 261
 262         if (spec == NULL) {
 263                 if (entry->vendor_id == VEN_MAUDIO1 ||
 264                     entry->vendor_id == VEN_MAUDIO2)
 265                         return snd_bebob_maudio_load_firmware(unit);
 266                 else
 267                         return -ENODEV;
 268         }
 269
 270         /* Allocate this independent of sound card instance. */
 271         bebob = devm_kzalloc(&unit->device, sizeof(struct snd_bebob),
 272                              GFP_KERNEL);
 273         if (!bebob)
 274                 return -ENOMEM;
 275         bebob->unit = fw_unit_get(unit);
 276         dev_set_drvdata(&unit->device, bebob);
 277
 278         bebob->entry = entry;
 279         bebob->spec = spec;
 280         mutex_init(&bebob->mutex);
 281         spin_lock_init(&bebob->lock);
 282         init_waitqueue_head(&bebob->hwdep_wait);
 283
 284         /* Allocate and register this sound card later. */
 285         INIT_DEFERRABLE_WORK(&bebob->dwork, do_registration);
 286
 287         if (entry->vendor_id != VEN_MAUDIO1 ||
 288             (entry->model_id != MODEL_MAUDIO_FW1814 &&
 289              entry->model_id != MODEL_MAUDIO_PROJECTMIX)) {
 290                 snd_fw_schedule_registration(unit, &bebob->dwork);
 291         } else {
 292                 /*
 293                  * This is a workaround. This bus reset seems to have an effect
 294                  * to make devices correctly handling transactions. Without
 295                  * this, the devices have gap_count mismatch. This causes much
 296                  * failure of transaction.
 297                  *
 298                  * Just after registration, user-land application receive
 299                  * signals from dbus and starts I/Os. To avoid I/Os till the
 300                  * future bus reset, registration is done in next update().
 301                  */
 302                 fw_schedule_bus_reset(fw_parent_device(bebob->unit)->card,
 303                                       false, true);
 304         }
 305
 306         return 0;
 307 }
 308
 309 /*
 310  * This driver doesn't update streams in bus reset handler.
 311  *
 312  * DM1000/ DM1100/DM1500 chipsets with BeBoB firmware transfer packets with
 313  * discontinued counter at bus reset. This discontinuity is immediately
 314  * detected in packet streaming layer, then it sets XRUN to PCM substream.
 315  *
 316  * ALSA PCM applications can know the XRUN by getting -EPIPE from PCM operation.
 317  * Then, they can recover the PCM substream by executing ioctl(2) with
 318  * SNDRV_PCM_IOCTL_PREPARE. 'struct snd_pcm_ops.prepare' is called and drivers
 319  * restart packet streaming.
 320  *
 321  * The above processing may be executed before this bus-reset handler is
 322  * executed. When this handler updates streams with current isochronous
 323  * channels, the streams already have the current ones.
 324  */
 325 static void
 326 bebob_update(struct fw_unit *unit)
 327 {
 328         struct snd_bebob *bebob = dev_get_drvdata(&unit->device);
 329
 330         if (bebob == NULL)
 331                 return;
 332
 333         /* Postpone a workqueue for deferred registration. */
 334         if (!bebob->registered)
 335                 snd_fw_schedule_registration(unit, &bebob->dwork);
 336         else
 337                 fcp_bus_reset(bebob->unit);
 338 }
 339
 340 static void bebob_remove(struct fw_unit *unit)
 341 {
 342         struct snd_bebob *bebob = dev_get_drvdata(&unit->device);
 343
 344         if (bebob == NULL)
 345                 return;
 346
 347         /*
 348          * Confirm to stop the work for registration before the sound card is
 349          * going to be released. The work is not scheduled again because bus
 350          * reset handler is not called anymore.
 351          */
 352         cancel_delayed_work_sync(&bebob->dwork);
 353
 354         if (bebob->registered) {
 355                 // Block till all of ALSA character devices are released.
 356                 snd_card_free(bebob->card);
 357         }
 358
 359         mutex_destroy(&bebob->mutex);
 360         fw_unit_put(bebob->unit);
 361 }
 362
 363 static const struct snd_bebob_rate_spec normal_rate_spec = {
 364         .get    = &snd_bebob_stream_get_rate,
 365         .set    = &snd_bebob_stream_set_rate
 366 };
 367 static const struct snd_bebob_spec spec_normal = {
 368         .clock  = NULL,
 369         .rate   = &normal_rate_spec,
 370         .meter  = NULL
 371 };
 372
 373 static const struct ieee1394_device_id bebob_id_table[] = {
 374         /* Edirol, FA-66 */
 375         SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010049, &spec_normal),
 376         /* Edirol, FA-101 */
 377         SND_BEBOB_DEV_ENTRY(VEN_EDIROL, 0x00010048, &spec_normal),
 378         /* Presonus, FIREBOX */
 379         SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010000, &spec_normal),
 380         /* PreSonus, FIREPOD/FP10 */
 381         SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010066, &spec_normal),
 382         /* PreSonus, Inspire1394 */
 383         SND_BEBOB_DEV_ENTRY(VEN_PRESONUS, 0x00010001, &spec_normal),
 384         /* BridgeCo, RDAudio1 */
 385         SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010048, &spec_normal),
 386         /* BridgeCo, Audio5 */
 387         SND_BEBOB_DEV_ENTRY(VEN_BRIDGECO, 0x00010049, &spec_normal),
 388         /* Mackie, Onyx 1220/1620/1640 (Firewire I/O Card) */
 389         SND_BEBOB_DEV_ENTRY(VEN_MACKIE2, 0x00010065, &spec_normal),
 390         /* Mackie, d.2 (Firewire Option) */
 391         SND_BEBOB_DEV_ENTRY(VEN_MACKIE1, 0x00010067, &spec_normal),
 392         /* Stanton, ScratchAmp */
 393         SND_BEBOB_DEV_ENTRY(VEN_STANTON, 0x00000001, &spec_normal),
 394         /* Tascam, IF-FW DM */
 395         SND_BEBOB_DEV_ENTRY(VEN_TASCAM, 0x00010067, &spec_normal),
 396         /* Behringer, XENIX UFX 1204 */
 397         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001204, &spec_normal),
 398         /* Behringer, XENIX UFX 1604 */
 399         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00001604, &spec_normal),
 400         /* Behringer, Digital Mixer X32 series (X-UF Card) */
 401         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x00000006, &spec_normal),
 402         /*  Behringer, F-Control Audio 1616 */
 403         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x001616, &spec_normal),
 404         /*  Behringer, F-Control Audio 610 */
 405         SND_BEBOB_DEV_ENTRY(VEN_BEHRINGER, 0x000610, &spec_normal),
 406         /* Apogee Electronics, Rosetta 200/400 (X-FireWire card) */
 407         /* Apogee Electronics, DA/AD/DD-16X (X-FireWire card) */
 408         SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x00010048, &spec_normal),
 409         /* Apogee Electronics, Ensemble */
 410         SND_BEBOB_DEV_ENTRY(VEN_APOGEE, 0x01eeee, &spec_normal),
 411         /* ESI, Quatafire610 */
 412         SND_BEBOB_DEV_ENTRY(VEN_ESI, 0x00010064, &spec_normal),
 413         /* AcousticReality, eARMasterOne */
 414         SND_BEBOB_DEV_ENTRY(VEN_ACOUSTIC, 0x00000002, &spec_normal),
 415         /* CME, MatrixKFW */
 416         SND_BEBOB_DEV_ENTRY(VEN_CME, 0x00030000, &spec_normal),
 417         /* Phonic, Helix Board 12 MkII */
 418         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00050000, &spec_normal),
 419         /* Phonic, Helix Board 18 MkII */
 420         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00060000, &spec_normal),
 421         /* Phonic, Helix Board 24 MkII */
 422         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00070000, &spec_normal),
 423         /* Phonic, Helix Board 12 Universal/18 Universal/24 Universal */
 424         SND_BEBOB_DEV_ENTRY(VEN_PHONIC, 0x00000000, &spec_normal),
 425         /* Lynx, Aurora 8/16 (LT-FW) */
 426         SND_BEBOB_DEV_ENTRY(VEN_LYNX, 0x00000001, &spec_normal),
 427         /* ICON, FireXon */
 428         SND_BEBOB_DEV_ENTRY(VEN_ICON, 0x00000001, &spec_normal),
 429         /* PrismSound, Orpheus */
 430         SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x00010048, &spec_normal),
 431         /* PrismSound, ADA-8XR */
 432         SND_BEBOB_DEV_ENTRY(VEN_PRISMSOUND, 0x0000ada8, &spec_normal),
 433         /* TerraTec Electronic GmbH, PHASE 88 Rack FW */
 434         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000003, &phase88_rack_spec),
 435         /* TerraTec Electronic GmbH, PHASE 24 FW */
 436         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000004, &yamaha_terratec_spec),
 437         /* TerraTec Electronic GmbH, Phase X24 FW */
 438         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000007, &yamaha_terratec_spec),
 439         /* TerraTec Electronic GmbH, EWS MIC2/MIC8 */
 440         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000005, &spec_normal),
 441         /* Terratec Electronic GmbH, Aureon 7.1 Firewire */
 442         SND_BEBOB_DEV_ENTRY(VEN_TERRATEC, 0x00000002, &spec_normal),
 443         /* Yamaha, GO44 */
 444         SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000b, &yamaha_terratec_spec),
 445         /* YAMAHA, GO46 */
 446         SND_BEBOB_DEV_ENTRY(VEN_YAMAHA, 0x0010000c, &yamaha_terratec_spec),
 447         /* Focusrite, SaffirePro 26 I/O */
 448         SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, 0x00000003, &saffirepro_26_spec),
 449         /* Focusrite, SaffirePro 10 I/O */
 450         {
 451                 // The combination of vendor_id and model_id is the same as the
 452                 // same as the one of Liquid Saffire 56.
 453                 .match_flags    = IEEE1394_MATCH_VENDOR_ID |
 454                                   IEEE1394_MATCH_MODEL_ID |
 455                                   IEEE1394_MATCH_SPECIFIER_ID |
 456                                   IEEE1394_MATCH_VERSION,
 457                 .vendor_id      = VEN_FOCUSRITE,
 458                 .model_id       = 0x000006,
 459                 .specifier_id   = 0x00a02d,
 460                 .version        = 0x010001,
 461                 .driver_data    = (kernel_ulong_t)&saffirepro_10_spec,
 462         },
 463         /* Focusrite, Saffire(no label and LE) */
 464         SND_BEBOB_DEV_ENTRY(VEN_FOCUSRITE, MODEL_FOCUSRITE_SAFFIRE_BOTH,
 465                             &saffire_spec),
 466         /* M-Audio, Firewire 410 */
 467         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010058, NULL),     /* bootloader */
 468         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO2, 0x00010046, &maudio_fw410_spec),
 469         /* M-Audio, Firewire Audiophile */
 470         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_AUDIOPHILE_BOTH,
 471                             &maudio_audiophile_spec),
 472         /* M-Audio, Firewire Solo */
 473         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010062, &maudio_solo_spec),
 474         /* M-Audio, Ozonic */
 475         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x0000000a, &maudio_ozonic_spec),
 476         /* M-Audio NRV10 */
 477         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010081, &maudio_nrv10_spec),
 478         /* M-Audio, ProFireLightbridge */
 479         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x000100a1, &spec_normal),
 480         /* Firewire 1814 */
 481         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, 0x00010070, NULL),     /* bootloader */
 482         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_FW1814,
 483                             &maudio_special_spec),
 484         /* M-Audio ProjectMix */
 485         SND_BEBOB_DEV_ENTRY(VEN_MAUDIO1, MODEL_MAUDIO_PROJECTMIX,
 486                             &maudio_special_spec),
 487         /* Digidesign Mbox 2 Pro */
 488         SND_BEBOB_DEV_ENTRY(VEN_DIGIDESIGN, 0x0000a9, &spec_normal),
 489         /* IDs are unknown but able to be supported */
 490         /*  Apogee, Mini-ME Firewire */
 491         /*  Apogee, Mini-DAC Firewire */
 492         /*  Cakawalk, Sonar Power Studio 66 */
 493         /*  CME, UF400e */
 494         /*  ESI, Quotafire XL */
 495         /*  Infrasonic, DewX */
 496         /*  Infrasonic, Windy6 */
 497         /*  Mackie, Digital X Bus x.200 */
 498         /*  Mackie, Digital X Bus x.400 */
 499         /*  Phonic, HB 12 */
 500         /*  Phonic, HB 24 */
 501         /*  Phonic, HB 18 */
 502         /*  Phonic, FireFly 202 */
 503         /*  Phonic, FireFly 302 */
 504         /*  Rolf Spuler, Firewire Guitar */
 505         {}
 506 };
 507 MODULE_DEVICE_TABLE(ieee1394, bebob_id_table);
 508
 509 static struct fw_driver bebob_driver = {
 510         .driver = {
 511                 .owner  = THIS_MODULE,
 512                 .name   = KBUILD_MODNAME,
 513                 .bus    = &fw_bus_type,
 514         },
 515         .probe    = bebob_probe,
 516         .update   = bebob_update,
 517         .remove   = bebob_remove,
 518         .id_table = bebob_id_table,
 519 };
 520
 521 static int __init
 522 snd_bebob_init(void)
 523 {
 524         return driver_register(&bebob_driver.driver);
 525 }
 526
 527 static void __exit
 528 snd_bebob_exit(void)
 529 {
 530         driver_unregister(&bebob_driver.driver);
 531 }
 532
 533 module_init(snd_bebob_init);
 534 module_exit(snd_bebob_exit);