1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 */ 4 5 #include <linux/init.h> 6 #include <linux/slab.h> 7 #include <linux/usb.h> 8 #include <linux/usb/audio.h> 9 #include <linux/usb/midi.h> 10 #include <linux/bits.h> 11 12 #include <sound/control.h> 13 #include <sound/core.h> 14 #include <sound/info.h> 15 #include <sound/pcm.h> 16 17 #include "usbaudio.h" 18 #include "card.h" 19 #include "mixer.h" 20 #include "mixer_quirks.h" 21 #include "midi.h" 22 #include "quirks.h" 23 #include "helper.h" 24 #include "endpoint.h" 25 #include "pcm.h" 26 #include "clock.h" 27 #include "stream.h" 28 29 /* 30 * handle the quirks for the contained interfaces 31 */ 32 static int create_composite_quirk(struct snd_usb_audio *chip, 33 struct usb_interface *iface, 34 struct usb_driver *driver, 35 const struct snd_usb_audio_quirk *quirk_comp) 36 { 37 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber; 38 const struct snd_usb_audio_quirk *quirk; 39 int err; 40 41 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) { 42 iface = usb_ifnum_to_if(chip->dev, quirk->ifnum); 43 if (!iface) 44 continue; 45 if (quirk->ifnum != probed_ifnum && 46 usb_interface_claimed(iface)) 47 continue; 48 err = snd_usb_create_quirk(chip, iface, driver, quirk); 49 if (err < 0) 50 return err; 51 } 52 53 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) { 54 iface = usb_ifnum_to_if(chip->dev, quirk->ifnum); 55 if (!iface) 56 continue; 57 if (quirk->ifnum != probed_ifnum && 58 !usb_interface_claimed(iface)) 59 usb_driver_claim_interface(driver, iface, (void *)-1L); 60 } 61 62 return 0; 63 } 64 65 static int ignore_interface_quirk(struct snd_usb_audio *chip, 66 struct usb_interface *iface, 67 struct usb_driver *driver, 68 const struct snd_usb_audio_quirk *quirk) 69 { 70 return 0; 71 } 72 73 74 /* 75 * Allow alignment on audio sub-slot (channel samples) rather than 76 * on audio slots (audio frames) 77 */ 78 static int create_align_transfer_quirk(struct snd_usb_audio *chip, 79 struct usb_interface *iface, 80 struct usb_driver *driver, 81 const struct snd_usb_audio_quirk *quirk) 82 { 83 chip->txfr_quirk = 1; 84 return 1; /* Continue with creating streams and mixer */ 85 } 86 87 static int create_any_midi_quirk(struct snd_usb_audio *chip, 88 struct usb_interface *intf, 89 struct usb_driver *driver, 90 const struct snd_usb_audio_quirk *quirk) 91 { 92 return snd_usbmidi_create(chip->card, intf, &chip->midi_list, quirk); 93 } 94 95 /* 96 * create a stream for an interface with proper descriptors 97 */ 98 static int create_standard_audio_quirk(struct snd_usb_audio *chip, 99 struct usb_interface *iface, 100 struct usb_driver *driver, 101 const struct snd_usb_audio_quirk *quirk) 102 { 103 struct usb_host_interface *alts; 104 struct usb_interface_descriptor *altsd; 105 int err; 106 107 if (chip->usb_id == USB_ID(0x1686, 0x00dd)) /* Zoom R16/24 */ 108 chip->tx_length_quirk = 1; 109 110 alts = &iface->altsetting[0]; 111 altsd = get_iface_desc(alts); 112 err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber); 113 if (err < 0) { 114 usb_audio_err(chip, "cannot setup if %d: error %d\n", 115 altsd->bInterfaceNumber, err); 116 return err; 117 } 118 /* reset the current interface */ 119 usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0); 120 return 0; 121 } 122 123 /* create the audio stream and the corresponding endpoints from the fixed 124 * audioformat object; this is used for quirks with the fixed EPs 125 */ 126 static int add_audio_stream_from_fixed_fmt(struct snd_usb_audio *chip, 127 struct audioformat *fp) 128 { 129 int stream, err; 130 131 stream = (fp->endpoint & USB_DIR_IN) ? 132 SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK; 133 134 snd_usb_audioformat_set_sync_ep(chip, fp); 135 136 err = snd_usb_add_audio_stream(chip, stream, fp); 137 if (err < 0) 138 return err; 139 140 err = snd_usb_add_endpoint(chip, fp->endpoint, 141 SND_USB_ENDPOINT_TYPE_DATA); 142 if (err < 0) 143 return err; 144 145 if (fp->sync_ep) { 146 err = snd_usb_add_endpoint(chip, fp->sync_ep, 147 fp->implicit_fb ? 148 SND_USB_ENDPOINT_TYPE_DATA : 149 SND_USB_ENDPOINT_TYPE_SYNC); 150 if (err < 0) 151 return err; 152 } 153 154 return 0; 155 } 156 157 /* 158 * create a stream for an endpoint/altsetting without proper descriptors 159 */ 160 static int create_fixed_stream_quirk(struct snd_usb_audio *chip, 161 struct usb_interface *iface, 162 struct usb_driver *driver, 163 const struct snd_usb_audio_quirk *quirk) 164 { 165 struct audioformat *fp; 166 struct usb_host_interface *alts; 167 struct usb_interface_descriptor *altsd; 168 unsigned *rate_table = NULL; 169 int err; 170 171 fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL); 172 if (!fp) 173 return -ENOMEM; 174 175 INIT_LIST_HEAD(&fp->list); 176 if (fp->nr_rates > MAX_NR_RATES) { 177 kfree(fp); 178 return -EINVAL; 179 } 180 if (fp->nr_rates > 0) { 181 rate_table = kmemdup(fp->rate_table, 182 sizeof(int) * fp->nr_rates, GFP_KERNEL); 183 if (!rate_table) { 184 kfree(fp); 185 return -ENOMEM; 186 } 187 fp->rate_table = rate_table; 188 } 189 190 if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber || 191 fp->altset_idx >= iface->num_altsetting) { 192 err = -EINVAL; 193 goto error; 194 } 195 alts = &iface->altsetting[fp->altset_idx]; 196 altsd = get_iface_desc(alts); 197 if (altsd->bNumEndpoints <= fp->ep_idx) { 198 err = -EINVAL; 199 goto error; 200 } 201 202 fp->protocol = altsd->bInterfaceProtocol; 203 204 if (fp->datainterval == 0) 205 fp->datainterval = snd_usb_parse_datainterval(chip, alts); 206 if (fp->maxpacksize == 0) 207 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, fp->ep_idx)->wMaxPacketSize); 208 if (!fp->fmt_type) 209 fp->fmt_type = UAC_FORMAT_TYPE_I; 210 211 err = add_audio_stream_from_fixed_fmt(chip, fp); 212 if (err < 0) 213 goto error; 214 215 usb_set_interface(chip->dev, fp->iface, 0); 216 snd_usb_init_pitch(chip, fp); 217 snd_usb_init_sample_rate(chip, fp, fp->rate_max); 218 return 0; 219 220 error: 221 list_del(&fp->list); /* unlink for avoiding double-free */ 222 kfree(fp); 223 kfree(rate_table); 224 return err; 225 } 226 227 static int create_auto_pcm_quirk(struct snd_usb_audio *chip, 228 struct usb_interface *iface, 229 struct usb_driver *driver) 230 { 231 struct usb_host_interface *alts; 232 struct usb_interface_descriptor *altsd; 233 struct usb_endpoint_descriptor *epd; 234 struct uac1_as_header_descriptor *ashd; 235 struct uac_format_type_i_discrete_descriptor *fmtd; 236 237 /* 238 * Most Roland/Yamaha audio streaming interfaces have more or less 239 * standard descriptors, but older devices might lack descriptors, and 240 * future ones might change, so ensure that we fail silently if the 241 * interface doesn't look exactly right. 242 */ 243 244 /* must have a non-zero altsetting for streaming */ 245 if (iface->num_altsetting < 2) 246 return -ENODEV; 247 alts = &iface->altsetting[1]; 248 altsd = get_iface_desc(alts); 249 250 /* must have an isochronous endpoint for streaming */ 251 if (altsd->bNumEndpoints < 1) 252 return -ENODEV; 253 epd = get_endpoint(alts, 0); 254 if (!usb_endpoint_xfer_isoc(epd)) 255 return -ENODEV; 256 257 /* must have format descriptors */ 258 ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL, 259 UAC_AS_GENERAL); 260 fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL, 261 UAC_FORMAT_TYPE); 262 if (!ashd || ashd->bLength < 7 || 263 !fmtd || fmtd->bLength < 8) 264 return -ENODEV; 265 266 return create_standard_audio_quirk(chip, iface, driver, NULL); 267 } 268 269 static int create_yamaha_midi_quirk(struct snd_usb_audio *chip, 270 struct usb_interface *iface, 271 struct usb_driver *driver, 272 struct usb_host_interface *alts) 273 { 274 static const struct snd_usb_audio_quirk yamaha_midi_quirk = { 275 .type = QUIRK_MIDI_YAMAHA 276 }; 277 struct usb_midi_in_jack_descriptor *injd; 278 struct usb_midi_out_jack_descriptor *outjd; 279 280 /* must have some valid jack descriptors */ 281 injd = snd_usb_find_csint_desc(alts->extra, alts->extralen, 282 NULL, USB_MS_MIDI_IN_JACK); 283 outjd = snd_usb_find_csint_desc(alts->extra, alts->extralen, 284 NULL, USB_MS_MIDI_OUT_JACK); 285 if (!injd && !outjd) 286 return -ENODEV; 287 if ((injd && !snd_usb_validate_midi_desc(injd)) || 288 (outjd && !snd_usb_validate_midi_desc(outjd))) 289 return -ENODEV; 290 if (injd && (injd->bLength < 5 || 291 (injd->bJackType != USB_MS_EMBEDDED && 292 injd->bJackType != USB_MS_EXTERNAL))) 293 return -ENODEV; 294 if (outjd && (outjd->bLength < 6 || 295 (outjd->bJackType != USB_MS_EMBEDDED && 296 outjd->bJackType != USB_MS_EXTERNAL))) 297 return -ENODEV; 298 return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk); 299 } 300 301 static int create_roland_midi_quirk(struct snd_usb_audio *chip, 302 struct usb_interface *iface, 303 struct usb_driver *driver, 304 struct usb_host_interface *alts) 305 { 306 static const struct snd_usb_audio_quirk roland_midi_quirk = { 307 .type = QUIRK_MIDI_ROLAND 308 }; 309 u8 *roland_desc = NULL; 310 311 /* might have a vendor-specific descriptor <06 24 F1 02 ...> */ 312 for (;;) { 313 roland_desc = snd_usb_find_csint_desc(alts->extra, 314 alts->extralen, 315 roland_desc, 0xf1); 316 if (!roland_desc) 317 return -ENODEV; 318 if (roland_desc[0] < 6 || roland_desc[3] != 2) 319 continue; 320 return create_any_midi_quirk(chip, iface, driver, 321 &roland_midi_quirk); 322 } 323 } 324 325 static int create_std_midi_quirk(struct snd_usb_audio *chip, 326 struct usb_interface *iface, 327 struct usb_driver *driver, 328 struct usb_host_interface *alts) 329 { 330 struct usb_ms_header_descriptor *mshd; 331 struct usb_ms_endpoint_descriptor *msepd; 332 333 /* must have the MIDIStreaming interface header descriptor*/ 334 mshd = (struct usb_ms_header_descriptor *)alts->extra; 335 if (alts->extralen < 7 || 336 mshd->bLength < 7 || 337 mshd->bDescriptorType != USB_DT_CS_INTERFACE || 338 mshd->bDescriptorSubtype != USB_MS_HEADER) 339 return -ENODEV; 340 /* must have the MIDIStreaming endpoint descriptor*/ 341 msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra; 342 if (alts->endpoint[0].extralen < 4 || 343 msepd->bLength < 4 || 344 msepd->bDescriptorType != USB_DT_CS_ENDPOINT || 345 msepd->bDescriptorSubtype != UAC_MS_GENERAL || 346 msepd->bNumEmbMIDIJack < 1 || 347 msepd->bNumEmbMIDIJack > 16) 348 return -ENODEV; 349 350 return create_any_midi_quirk(chip, iface, driver, NULL); 351 } 352 353 static int create_auto_midi_quirk(struct snd_usb_audio *chip, 354 struct usb_interface *iface, 355 struct usb_driver *driver) 356 { 357 struct usb_host_interface *alts; 358 struct usb_interface_descriptor *altsd; 359 struct usb_endpoint_descriptor *epd; 360 int err; 361 362 alts = &iface->altsetting[0]; 363 altsd = get_iface_desc(alts); 364 365 /* must have at least one bulk/interrupt endpoint for streaming */ 366 if (altsd->bNumEndpoints < 1) 367 return -ENODEV; 368 epd = get_endpoint(alts, 0); 369 if (!usb_endpoint_xfer_bulk(epd) && 370 !usb_endpoint_xfer_int(epd)) 371 return -ENODEV; 372 373 switch (USB_ID_VENDOR(chip->usb_id)) { 374 case 0x0499: /* Yamaha */ 375 err = create_yamaha_midi_quirk(chip, iface, driver, alts); 376 if (err != -ENODEV) 377 return err; 378 break; 379 case 0x0582: /* Roland */ 380 err = create_roland_midi_quirk(chip, iface, driver, alts); 381 if (err != -ENODEV) 382 return err; 383 break; 384 } 385 386 return create_std_midi_quirk(chip, iface, driver, alts); 387 } 388 389 static int create_autodetect_quirk(struct snd_usb_audio *chip, 390 struct usb_interface *iface, 391 struct usb_driver *driver) 392 { 393 int err; 394 395 err = create_auto_pcm_quirk(chip, iface, driver); 396 if (err == -ENODEV) 397 err = create_auto_midi_quirk(chip, iface, driver); 398 return err; 399 } 400 401 static int create_autodetect_quirks(struct snd_usb_audio *chip, 402 struct usb_interface *iface, 403 struct usb_driver *driver, 404 const struct snd_usb_audio_quirk *quirk) 405 { 406 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber; 407 int ifcount, ifnum, err; 408 409 err = create_autodetect_quirk(chip, iface, driver); 410 if (err < 0) 411 return err; 412 413 /* 414 * ALSA PCM playback/capture devices cannot be registered in two steps, 415 * so we have to claim the other corresponding interface here. 416 */ 417 ifcount = chip->dev->actconfig->desc.bNumInterfaces; 418 for (ifnum = 0; ifnum < ifcount; ifnum++) { 419 if (ifnum == probed_ifnum || quirk->ifnum >= 0) 420 continue; 421 iface = usb_ifnum_to_if(chip->dev, ifnum); 422 if (!iface || 423 usb_interface_claimed(iface) || 424 get_iface_desc(iface->altsetting)->bInterfaceClass != 425 USB_CLASS_VENDOR_SPEC) 426 continue; 427 428 err = create_autodetect_quirk(chip, iface, driver); 429 if (err >= 0) 430 usb_driver_claim_interface(driver, iface, (void *)-1L); 431 } 432 433 return 0; 434 } 435 436 /* 437 * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface. 438 * The only way to detect the sample rate is by looking at wMaxPacketSize. 439 */ 440 static int create_uaxx_quirk(struct snd_usb_audio *chip, 441 struct usb_interface *iface, 442 struct usb_driver *driver, 443 const struct snd_usb_audio_quirk *quirk) 444 { 445 static const struct audioformat ua_format = { 446 .formats = SNDRV_PCM_FMTBIT_S24_3LE, 447 .channels = 2, 448 .fmt_type = UAC_FORMAT_TYPE_I, 449 .altsetting = 1, 450 .altset_idx = 1, 451 .rates = SNDRV_PCM_RATE_CONTINUOUS, 452 }; 453 struct usb_host_interface *alts; 454 struct usb_interface_descriptor *altsd; 455 struct audioformat *fp; 456 int err; 457 458 /* both PCM and MIDI interfaces have 2 or more altsettings */ 459 if (iface->num_altsetting < 2) 460 return -ENXIO; 461 alts = &iface->altsetting[1]; 462 altsd = get_iface_desc(alts); 463 464 if (altsd->bNumEndpoints == 2) { 465 static const struct snd_usb_midi_endpoint_info ua700_ep = { 466 .out_cables = 0x0003, 467 .in_cables = 0x0003 468 }; 469 static const struct snd_usb_audio_quirk ua700_quirk = { 470 .type = QUIRK_MIDI_FIXED_ENDPOINT, 471 .data = &ua700_ep 472 }; 473 static const struct snd_usb_midi_endpoint_info uaxx_ep = { 474 .out_cables = 0x0001, 475 .in_cables = 0x0001 476 }; 477 static const struct snd_usb_audio_quirk uaxx_quirk = { 478 .type = QUIRK_MIDI_FIXED_ENDPOINT, 479 .data = &uaxx_ep 480 }; 481 const struct snd_usb_audio_quirk *quirk = 482 chip->usb_id == USB_ID(0x0582, 0x002b) 483 ? &ua700_quirk : &uaxx_quirk; 484 return __snd_usbmidi_create(chip->card, iface, 485 &chip->midi_list, quirk, 486 chip->usb_id); 487 } 488 489 if (altsd->bNumEndpoints != 1) 490 return -ENXIO; 491 492 fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL); 493 if (!fp) 494 return -ENOMEM; 495 496 fp->iface = altsd->bInterfaceNumber; 497 fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress; 498 fp->ep_attr = get_endpoint(alts, 0)->bmAttributes; 499 fp->datainterval = 0; 500 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize); 501 INIT_LIST_HEAD(&fp->list); 502 503 switch (fp->maxpacksize) { 504 case 0x120: 505 fp->rate_max = fp->rate_min = 44100; 506 break; 507 case 0x138: 508 case 0x140: 509 fp->rate_max = fp->rate_min = 48000; 510 break; 511 case 0x258: 512 case 0x260: 513 fp->rate_max = fp->rate_min = 96000; 514 break; 515 default: 516 usb_audio_err(chip, "unknown sample rate\n"); 517 kfree(fp); 518 return -ENXIO; 519 } 520 521 err = add_audio_stream_from_fixed_fmt(chip, fp); 522 if (err < 0) { 523 list_del(&fp->list); /* unlink for avoiding double-free */ 524 kfree(fp); 525 return err; 526 } 527 usb_set_interface(chip->dev, fp->iface, 0); 528 return 0; 529 } 530 531 /* 532 * Create a standard mixer for the specified interface. 533 */ 534 static int create_standard_mixer_quirk(struct snd_usb_audio *chip, 535 struct usb_interface *iface, 536 struct usb_driver *driver, 537 const struct snd_usb_audio_quirk *quirk) 538 { 539 if (quirk->ifnum < 0) 540 return 0; 541 542 return snd_usb_create_mixer(chip, quirk->ifnum, 0); 543 } 544 545 static int setup_disable_autosuspend(struct snd_usb_audio *chip, 546 struct usb_interface *iface, 547 struct usb_driver *driver, 548 const struct snd_usb_audio_quirk *quirk) 549 { 550 driver->supports_autosuspend = 0; 551 return 1; /* Continue with creating streams and mixer */ 552 } 553 554 /* 555 * audio-interface quirks 556 * 557 * returns zero if no standard audio/MIDI parsing is needed. 558 * returns a positive value if standard audio/midi interfaces are parsed 559 * after this. 560 * returns a negative value at error. 561 */ 562 int snd_usb_create_quirk(struct snd_usb_audio *chip, 563 struct usb_interface *iface, 564 struct usb_driver *driver, 565 const struct snd_usb_audio_quirk *quirk) 566 { 567 typedef int (*quirk_func_t)(struct snd_usb_audio *, 568 struct usb_interface *, 569 struct usb_driver *, 570 const struct snd_usb_audio_quirk *); 571 static const quirk_func_t quirk_funcs[] = { 572 [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk, 573 [QUIRK_COMPOSITE] = create_composite_quirk, 574 [QUIRK_AUTODETECT] = create_autodetect_quirks, 575 [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk, 576 [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk, 577 [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk, 578 [QUIRK_MIDI_ROLAND] = create_any_midi_quirk, 579 [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk, 580 [QUIRK_MIDI_NOVATION] = create_any_midi_quirk, 581 [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk, 582 [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk, 583 [QUIRK_MIDI_CME] = create_any_midi_quirk, 584 [QUIRK_MIDI_AKAI] = create_any_midi_quirk, 585 [QUIRK_MIDI_FTDI] = create_any_midi_quirk, 586 [QUIRK_MIDI_CH345] = create_any_midi_quirk, 587 [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk, 588 [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk, 589 [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk, 590 [QUIRK_AUDIO_ALIGN_TRANSFER] = create_align_transfer_quirk, 591 [QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk, 592 [QUIRK_SETUP_DISABLE_AUTOSUSPEND] = setup_disable_autosuspend, 593 }; 594 595 if (quirk->type < QUIRK_TYPE_COUNT) { 596 return quirk_funcs[quirk->type](chip, iface, driver, quirk); 597 } else { 598 usb_audio_err(chip, "invalid quirk type %d\n", quirk->type); 599 return -ENXIO; 600 } 601 } 602 603 /* 604 * boot quirks 605 */ 606 607 #define EXTIGY_FIRMWARE_SIZE_OLD 794 608 #define EXTIGY_FIRMWARE_SIZE_NEW 483 609 610 static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf) 611 { 612 struct usb_host_config *config = dev->actconfig; 613 int err; 614 615 if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD || 616 le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) { 617 dev_dbg(&dev->dev, "sending Extigy boot sequence...\n"); 618 /* Send message to force it to reconnect with full interface. */ 619 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0), 620 0x10, 0x43, 0x0001, 0x000a, NULL, 0); 621 if (err < 0) 622 dev_dbg(&dev->dev, "error sending boot message: %d\n", err); 623 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0, 624 &dev->descriptor, sizeof(dev->descriptor)); 625 config = dev->actconfig; 626 if (err < 0) 627 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err); 628 err = usb_reset_configuration(dev); 629 if (err < 0) 630 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err); 631 dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n", 632 le16_to_cpu(get_cfg_desc(config)->wTotalLength)); 633 return -ENODEV; /* quit this anyway */ 634 } 635 return 0; 636 } 637 638 static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev) 639 { 640 u8 buf = 1; 641 642 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a, 643 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER, 644 0, 0, &buf, 1); 645 if (buf == 0) { 646 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29, 647 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER, 648 1, 2000, NULL, 0); 649 return -ENODEV; 650 } 651 return 0; 652 } 653 654 static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev) 655 { 656 int err; 657 658 if (dev->actconfig->desc.bConfigurationValue == 1) { 659 dev_info(&dev->dev, 660 "Fast Track Pro switching to config #2\n"); 661 /* This function has to be available by the usb core module. 662 * if it is not avialable the boot quirk has to be left out 663 * and the configuration has to be set by udev or hotplug 664 * rules 665 */ 666 err = usb_driver_set_configuration(dev, 2); 667 if (err < 0) 668 dev_dbg(&dev->dev, 669 "error usb_driver_set_configuration: %d\n", 670 err); 671 /* Always return an error, so that we stop creating a device 672 that will just be destroyed and recreated with a new 673 configuration */ 674 return -ENODEV; 675 } else 676 dev_info(&dev->dev, "Fast Track Pro config OK\n"); 677 678 return 0; 679 } 680 681 /* 682 * C-Media CM106/CM106+ have four 16-bit internal registers that are nicely 683 * documented in the device's data sheet. 684 */ 685 static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value) 686 { 687 u8 buf[4]; 688 buf[0] = 0x20; 689 buf[1] = value & 0xff; 690 buf[2] = (value >> 8) & 0xff; 691 buf[3] = reg; 692 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION, 693 USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT, 694 0, 0, &buf, 4); 695 } 696 697 static int snd_usb_cm106_boot_quirk(struct usb_device *dev) 698 { 699 /* 700 * Enable line-out driver mode, set headphone source to front 701 * channels, enable stereo mic. 702 */ 703 return snd_usb_cm106_write_int_reg(dev, 2, 0x8004); 704 } 705 706 /* 707 * CM6206 registers from the CM6206 datasheet rev 2.1 708 */ 709 #define CM6206_REG0_DMA_MASTER BIT(15) 710 #define CM6206_REG0_SPDIFO_RATE_48K (2 << 12) 711 #define CM6206_REG0_SPDIFO_RATE_96K (7 << 12) 712 /* Bit 4 thru 11 is the S/PDIF category code */ 713 #define CM6206_REG0_SPDIFO_CAT_CODE_GENERAL (0 << 4) 714 #define CM6206_REG0_SPDIFO_EMPHASIS_CD BIT(3) 715 #define CM6206_REG0_SPDIFO_COPYRIGHT_NA BIT(2) 716 #define CM6206_REG0_SPDIFO_NON_AUDIO BIT(1) 717 #define CM6206_REG0_SPDIFO_PRO_FORMAT BIT(0) 718 719 #define CM6206_REG1_TEST_SEL_CLK BIT(14) 720 #define CM6206_REG1_PLLBIN_EN BIT(13) 721 #define CM6206_REG1_SOFT_MUTE_EN BIT(12) 722 #define CM6206_REG1_GPIO4_OUT BIT(11) 723 #define CM6206_REG1_GPIO4_OE BIT(10) 724 #define CM6206_REG1_GPIO3_OUT BIT(9) 725 #define CM6206_REG1_GPIO3_OE BIT(8) 726 #define CM6206_REG1_GPIO2_OUT BIT(7) 727 #define CM6206_REG1_GPIO2_OE BIT(6) 728 #define CM6206_REG1_GPIO1_OUT BIT(5) 729 #define CM6206_REG1_GPIO1_OE BIT(4) 730 #define CM6206_REG1_SPDIFO_INVALID BIT(3) 731 #define CM6206_REG1_SPDIF_LOOP_EN BIT(2) 732 #define CM6206_REG1_SPDIFO_DIS BIT(1) 733 #define CM6206_REG1_SPDIFI_MIX BIT(0) 734 735 #define CM6206_REG2_DRIVER_ON BIT(15) 736 #define CM6206_REG2_HEADP_SEL_SIDE_CHANNELS (0 << 13) 737 #define CM6206_REG2_HEADP_SEL_SURROUND_CHANNELS (1 << 13) 738 #define CM6206_REG2_HEADP_SEL_CENTER_SUBW (2 << 13) 739 #define CM6206_REG2_HEADP_SEL_FRONT_CHANNELS (3 << 13) 740 #define CM6206_REG2_MUTE_HEADPHONE_RIGHT BIT(12) 741 #define CM6206_REG2_MUTE_HEADPHONE_LEFT BIT(11) 742 #define CM6206_REG2_MUTE_REAR_SURROUND_RIGHT BIT(10) 743 #define CM6206_REG2_MUTE_REAR_SURROUND_LEFT BIT(9) 744 #define CM6206_REG2_MUTE_SIDE_SURROUND_RIGHT BIT(8) 745 #define CM6206_REG2_MUTE_SIDE_SURROUND_LEFT BIT(7) 746 #define CM6206_REG2_MUTE_SUBWOOFER BIT(6) 747 #define CM6206_REG2_MUTE_CENTER BIT(5) 748 #define CM6206_REG2_MUTE_RIGHT_FRONT BIT(3) 749 #define CM6206_REG2_MUTE_LEFT_FRONT BIT(3) 750 #define CM6206_REG2_EN_BTL BIT(2) 751 #define CM6206_REG2_MCUCLKSEL_1_5_MHZ (0) 752 #define CM6206_REG2_MCUCLKSEL_3_MHZ (1) 753 #define CM6206_REG2_MCUCLKSEL_6_MHZ (2) 754 #define CM6206_REG2_MCUCLKSEL_12_MHZ (3) 755 756 /* Bit 11..13 sets the sensitivity to FLY tuner volume control VP/VD signal */ 757 #define CM6206_REG3_FLYSPEED_DEFAULT (2 << 11) 758 #define CM6206_REG3_VRAP25EN BIT(10) 759 #define CM6206_REG3_MSEL1 BIT(9) 760 #define CM6206_REG3_SPDIFI_RATE_44_1K BIT(0 << 7) 761 #define CM6206_REG3_SPDIFI_RATE_48K BIT(2 << 7) 762 #define CM6206_REG3_SPDIFI_RATE_32K BIT(3 << 7) 763 #define CM6206_REG3_PINSEL BIT(6) 764 #define CM6206_REG3_FOE BIT(5) 765 #define CM6206_REG3_ROE BIT(4) 766 #define CM6206_REG3_CBOE BIT(3) 767 #define CM6206_REG3_LOSE BIT(2) 768 #define CM6206_REG3_HPOE BIT(1) 769 #define CM6206_REG3_SPDIFI_CANREC BIT(0) 770 771 #define CM6206_REG5_DA_RSTN BIT(13) 772 #define CM6206_REG5_AD_RSTN BIT(12) 773 #define CM6206_REG5_SPDIFO_AD2SPDO BIT(12) 774 #define CM6206_REG5_SPDIFO_SEL_FRONT (0 << 9) 775 #define CM6206_REG5_SPDIFO_SEL_SIDE_SUR (1 << 9) 776 #define CM6206_REG5_SPDIFO_SEL_CEN_LFE (2 << 9) 777 #define CM6206_REG5_SPDIFO_SEL_REAR_SUR (3 << 9) 778 #define CM6206_REG5_CODECM BIT(8) 779 #define CM6206_REG5_EN_HPF BIT(7) 780 #define CM6206_REG5_T_SEL_DSDA4 BIT(6) 781 #define CM6206_REG5_T_SEL_DSDA3 BIT(5) 782 #define CM6206_REG5_T_SEL_DSDA2 BIT(4) 783 #define CM6206_REG5_T_SEL_DSDA1 BIT(3) 784 #define CM6206_REG5_T_SEL_DSDAD_NORMAL 0 785 #define CM6206_REG5_T_SEL_DSDAD_FRONT 4 786 #define CM6206_REG5_T_SEL_DSDAD_S_SURROUND 5 787 #define CM6206_REG5_T_SEL_DSDAD_CEN_LFE 6 788 #define CM6206_REG5_T_SEL_DSDAD_R_SURROUND 7 789 790 static int snd_usb_cm6206_boot_quirk(struct usb_device *dev) 791 { 792 int err = 0, reg; 793 int val[] = { 794 /* 795 * Values here are chosen based on sniffing USB traffic 796 * under Windows. 797 * 798 * REG0: DAC is master, sample rate 48kHz, no copyright 799 */ 800 CM6206_REG0_SPDIFO_RATE_48K | 801 CM6206_REG0_SPDIFO_COPYRIGHT_NA, 802 /* 803 * REG1: PLL binary search enable, soft mute enable. 804 */ 805 CM6206_REG1_PLLBIN_EN | 806 CM6206_REG1_SOFT_MUTE_EN, 807 /* 808 * REG2: enable output drivers, 809 * select front channels to the headphone output, 810 * then mute the headphone channels, run the MCU 811 * at 1.5 MHz. 812 */ 813 CM6206_REG2_DRIVER_ON | 814 CM6206_REG2_HEADP_SEL_FRONT_CHANNELS | 815 CM6206_REG2_MUTE_HEADPHONE_RIGHT | 816 CM6206_REG2_MUTE_HEADPHONE_LEFT, 817 /* 818 * REG3: default flyspeed, set 2.5V mic bias 819 * enable all line out ports and enable SPDIF 820 */ 821 CM6206_REG3_FLYSPEED_DEFAULT | 822 CM6206_REG3_VRAP25EN | 823 CM6206_REG3_FOE | 824 CM6206_REG3_ROE | 825 CM6206_REG3_CBOE | 826 CM6206_REG3_LOSE | 827 CM6206_REG3_HPOE | 828 CM6206_REG3_SPDIFI_CANREC, 829 /* REG4 is just a bunch of GPIO lines */ 830 0x0000, 831 /* REG5: de-assert AD/DA reset signals */ 832 CM6206_REG5_DA_RSTN | 833 CM6206_REG5_AD_RSTN }; 834 835 for (reg = 0; reg < ARRAY_SIZE(val); reg++) { 836 err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]); 837 if (err < 0) 838 return err; 839 } 840 841 return err; 842 } 843 844 /* quirk for Plantronics GameCom 780 with CM6302 chip */ 845 static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev) 846 { 847 /* set the initial volume and don't change; other values are either 848 * too loud or silent due to firmware bug (bko#65251) 849 */ 850 u8 buf[2] = { 0x74, 0xe3 }; 851 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR, 852 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT, 853 UAC_FU_VOLUME << 8, 9 << 8, buf, 2); 854 } 855 856 /* 857 * Novation Twitch DJ controller 858 * Focusrite Novation Saffire 6 USB audio card 859 */ 860 static int snd_usb_novation_boot_quirk(struct usb_device *dev) 861 { 862 /* preemptively set up the device because otherwise the 863 * raw MIDI endpoints are not active */ 864 usb_set_interface(dev, 0, 1); 865 return 0; 866 } 867 868 /* 869 * This call will put the synth in "USB send" mode, i.e it will send MIDI 870 * messages through USB (this is disabled at startup). The synth will 871 * acknowledge by sending a sysex on endpoint 0x85 and by displaying a USB 872 * sign on its LCD. Values here are chosen based on sniffing USB traffic 873 * under Windows. 874 */ 875 static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev) 876 { 877 int err, actual_length; 878 /* "midi send" enable */ 879 static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 }; 880 void *buf; 881 882 if (usb_pipe_type_check(dev, usb_sndintpipe(dev, 0x05))) 883 return -EINVAL; 884 buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL); 885 if (!buf) 886 return -ENOMEM; 887 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf, 888 ARRAY_SIZE(seq), &actual_length, 1000); 889 kfree(buf); 890 if (err < 0) 891 return err; 892 893 return 0; 894 } 895 896 /* 897 * Some sound cards from Native Instruments are in fact compliant to the USB 898 * audio standard of version 2 and other approved USB standards, even though 899 * they come up as vendor-specific device when first connected. 900 * 901 * However, they can be told to come up with a new set of descriptors 902 * upon their next enumeration, and the interfaces announced by the new 903 * descriptors will then be handled by the kernel's class drivers. As the 904 * product ID will also change, no further checks are required. 905 */ 906 907 static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev) 908 { 909 int ret; 910 911 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 912 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE, 913 1, 0, NULL, 0, 1000); 914 915 if (ret < 0) 916 return ret; 917 918 usb_reset_device(dev); 919 920 /* return -EAGAIN, so the creation of an audio interface for this 921 * temporary device is aborted. The device will reconnect with a 922 * new product ID */ 923 return -EAGAIN; 924 } 925 926 static void mbox2_setup_48_24_magic(struct usb_device *dev) 927 { 928 u8 srate[3]; 929 u8 temp[12]; 930 931 /* Choose 48000Hz permanently */ 932 srate[0] = 0x80; 933 srate[1] = 0xbb; 934 srate[2] = 0x00; 935 936 /* Send the magic! */ 937 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 938 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003); 939 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 940 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003); 941 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 942 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003); 943 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 944 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003); 945 return; 946 } 947 948 /* Digidesign Mbox 2 needs to load firmware onboard 949 * and driver must wait a few seconds for initialisation. 950 */ 951 952 #define MBOX2_FIRMWARE_SIZE 646 953 #define MBOX2_BOOT_LOADING 0x01 /* Hard coded into the device */ 954 #define MBOX2_BOOT_READY 0x02 /* Hard coded into the device */ 955 956 static int snd_usb_mbox2_boot_quirk(struct usb_device *dev) 957 { 958 struct usb_host_config *config = dev->actconfig; 959 int err; 960 u8 bootresponse[0x12]; 961 int fwsize; 962 int count; 963 964 fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength); 965 966 if (fwsize != MBOX2_FIRMWARE_SIZE) { 967 dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize); 968 return -ENODEV; 969 } 970 971 dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n"); 972 973 count = 0; 974 bootresponse[0] = MBOX2_BOOT_LOADING; 975 while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) { 976 msleep(500); /* 0.5 second delay */ 977 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 978 /* Control magic - load onboard firmware */ 979 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012); 980 if (bootresponse[0] == MBOX2_BOOT_READY) 981 break; 982 dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n"); 983 count++; 984 } 985 986 if (bootresponse[0] != MBOX2_BOOT_READY) { 987 dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]); 988 return -ENODEV; 989 } 990 991 dev_dbg(&dev->dev, "device initialised!\n"); 992 993 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0, 994 &dev->descriptor, sizeof(dev->descriptor)); 995 config = dev->actconfig; 996 if (err < 0) 997 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err); 998 999 err = usb_reset_configuration(dev); 1000 if (err < 0) 1001 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err); 1002 dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n", 1003 le16_to_cpu(get_cfg_desc(config)->wTotalLength)); 1004 1005 mbox2_setup_48_24_magic(dev); 1006 1007 dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz"); 1008 1009 return 0; /* Successful boot */ 1010 } 1011 1012 static int snd_usb_axefx3_boot_quirk(struct usb_device *dev) 1013 { 1014 int err; 1015 1016 dev_dbg(&dev->dev, "Waiting for Axe-Fx III to boot up...\n"); 1017 1018 /* If the Axe-Fx III has not fully booted, it will timeout when trying 1019 * to enable the audio streaming interface. A more generous timeout is 1020 * used here to detect when the Axe-Fx III has finished booting as the 1021 * set interface message will be acked once it has 1022 */ 1023 err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 1024 USB_REQ_SET_INTERFACE, USB_RECIP_INTERFACE, 1025 1, 1, NULL, 0, 120000); 1026 if (err < 0) { 1027 dev_err(&dev->dev, 1028 "failed waiting for Axe-Fx III to boot: %d\n", err); 1029 return err; 1030 } 1031 1032 dev_dbg(&dev->dev, "Axe-Fx III is now ready\n"); 1033 1034 err = usb_set_interface(dev, 1, 0); 1035 if (err < 0) 1036 dev_dbg(&dev->dev, 1037 "error stopping Axe-Fx III interface: %d\n", err); 1038 1039 return 0; 1040 } 1041 1042 1043 #define MICROBOOK_BUF_SIZE 128 1044 1045 static int snd_usb_motu_microbookii_communicate(struct usb_device *dev, u8 *buf, 1046 int buf_size, int *length) 1047 { 1048 int err, actual_length; 1049 1050 if (usb_pipe_type_check(dev, usb_sndintpipe(dev, 0x01))) 1051 return -EINVAL; 1052 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x01), buf, *length, 1053 &actual_length, 1000); 1054 if (err < 0) 1055 return err; 1056 1057 print_hex_dump(KERN_DEBUG, "MicroBookII snd: ", DUMP_PREFIX_NONE, 16, 1, 1058 buf, actual_length, false); 1059 1060 memset(buf, 0, buf_size); 1061 1062 if (usb_pipe_type_check(dev, usb_rcvintpipe(dev, 0x82))) 1063 return -EINVAL; 1064 err = usb_interrupt_msg(dev, usb_rcvintpipe(dev, 0x82), buf, buf_size, 1065 &actual_length, 1000); 1066 if (err < 0) 1067 return err; 1068 1069 print_hex_dump(KERN_DEBUG, "MicroBookII rcv: ", DUMP_PREFIX_NONE, 16, 1, 1070 buf, actual_length, false); 1071 1072 *length = actual_length; 1073 return 0; 1074 } 1075 1076 static int snd_usb_motu_microbookii_boot_quirk(struct usb_device *dev) 1077 { 1078 int err, actual_length, poll_attempts = 0; 1079 static const u8 set_samplerate_seq[] = { 0x00, 0x00, 0x00, 0x00, 1080 0x00, 0x00, 0x0b, 0x14, 1081 0x00, 0x00, 0x00, 0x01 }; 1082 static const u8 poll_ready_seq[] = { 0x00, 0x04, 0x00, 0x00, 1083 0x00, 0x00, 0x0b, 0x18 }; 1084 u8 *buf = kzalloc(MICROBOOK_BUF_SIZE, GFP_KERNEL); 1085 1086 if (!buf) 1087 return -ENOMEM; 1088 1089 dev_info(&dev->dev, "Waiting for MOTU Microbook II to boot up...\n"); 1090 1091 /* First we tell the device which sample rate to use. */ 1092 memcpy(buf, set_samplerate_seq, sizeof(set_samplerate_seq)); 1093 actual_length = sizeof(set_samplerate_seq); 1094 err = snd_usb_motu_microbookii_communicate(dev, buf, MICROBOOK_BUF_SIZE, 1095 &actual_length); 1096 1097 if (err < 0) { 1098 dev_err(&dev->dev, 1099 "failed setting the sample rate for Motu MicroBook II: %d\n", 1100 err); 1101 goto free_buf; 1102 } 1103 1104 /* Then we poll every 100 ms until the device informs of its readiness. */ 1105 while (true) { 1106 if (++poll_attempts > 100) { 1107 dev_err(&dev->dev, 1108 "failed booting Motu MicroBook II: timeout\n"); 1109 err = -ENODEV; 1110 goto free_buf; 1111 } 1112 1113 memset(buf, 0, MICROBOOK_BUF_SIZE); 1114 memcpy(buf, poll_ready_seq, sizeof(poll_ready_seq)); 1115 1116 actual_length = sizeof(poll_ready_seq); 1117 err = snd_usb_motu_microbookii_communicate( 1118 dev, buf, MICROBOOK_BUF_SIZE, &actual_length); 1119 if (err < 0) { 1120 dev_err(&dev->dev, 1121 "failed booting Motu MicroBook II: communication error %d\n", 1122 err); 1123 goto free_buf; 1124 } 1125 1126 /* the device signals its readiness through a message of the 1127 * form 1128 * XX 06 00 00 00 00 0b 18 00 00 00 01 1129 * If the device is not yet ready to accept audio data, the 1130 * last byte of that sequence is 00. 1131 */ 1132 if (actual_length == 12 && buf[actual_length - 1] == 1) 1133 break; 1134 1135 msleep(100); 1136 } 1137 1138 dev_info(&dev->dev, "MOTU MicroBook II ready\n"); 1139 1140 free_buf: 1141 kfree(buf); 1142 return err; 1143 } 1144 1145 static int snd_usb_motu_m_series_boot_quirk(struct usb_device *dev) 1146 { 1147 msleep(2000); 1148 1149 return 0; 1150 } 1151 1152 /* 1153 * Setup quirks 1154 */ 1155 #define MAUDIO_SET 0x01 /* parse device_setup */ 1156 #define MAUDIO_SET_COMPATIBLE 0x80 /* use only "win-compatible" interfaces */ 1157 #define MAUDIO_SET_DTS 0x02 /* enable DTS Digital Output */ 1158 #define MAUDIO_SET_96K 0x04 /* 48-96kHz rate if set, 8-48kHz otherwise */ 1159 #define MAUDIO_SET_24B 0x08 /* 24bits sample if set, 16bits otherwise */ 1160 #define MAUDIO_SET_DI 0x10 /* enable Digital Input */ 1161 #define MAUDIO_SET_MASK 0x1f /* bit mask for setup value */ 1162 #define MAUDIO_SET_24B_48K_DI 0x19 /* 24bits+48kHz+Digital Input */ 1163 #define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48kHz+No Digital Input */ 1164 #define MAUDIO_SET_16B_48K_DI 0x11 /* 16bits+48kHz+Digital Input */ 1165 #define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48kHz+No Digital Input */ 1166 1167 static int quattro_skip_setting_quirk(struct snd_usb_audio *chip, 1168 int iface, int altno) 1169 { 1170 /* Reset ALL ifaces to 0 altsetting. 1171 * Call it for every possible altsetting of every interface. 1172 */ 1173 usb_set_interface(chip->dev, iface, 0); 1174 if (chip->setup & MAUDIO_SET) { 1175 if (chip->setup & MAUDIO_SET_COMPATIBLE) { 1176 if (iface != 1 && iface != 2) 1177 return 1; /* skip all interfaces but 1 and 2 */ 1178 } else { 1179 unsigned int mask; 1180 if (iface == 1 || iface == 2) 1181 return 1; /* skip interfaces 1 and 2 */ 1182 if ((chip->setup & MAUDIO_SET_96K) && altno != 1) 1183 return 1; /* skip this altsetting */ 1184 mask = chip->setup & MAUDIO_SET_MASK; 1185 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2) 1186 return 1; /* skip this altsetting */ 1187 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3) 1188 return 1; /* skip this altsetting */ 1189 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4) 1190 return 1; /* skip this altsetting */ 1191 } 1192 } 1193 usb_audio_dbg(chip, 1194 "using altsetting %d for interface %d config %d\n", 1195 altno, iface, chip->setup); 1196 return 0; /* keep this altsetting */ 1197 } 1198 1199 static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip, 1200 int iface, 1201 int altno) 1202 { 1203 /* Reset ALL ifaces to 0 altsetting. 1204 * Call it for every possible altsetting of every interface. 1205 */ 1206 usb_set_interface(chip->dev, iface, 0); 1207 1208 if (chip->setup & MAUDIO_SET) { 1209 unsigned int mask; 1210 if ((chip->setup & MAUDIO_SET_DTS) && altno != 6) 1211 return 1; /* skip this altsetting */ 1212 if ((chip->setup & MAUDIO_SET_96K) && altno != 1) 1213 return 1; /* skip this altsetting */ 1214 mask = chip->setup & MAUDIO_SET_MASK; 1215 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2) 1216 return 1; /* skip this altsetting */ 1217 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3) 1218 return 1; /* skip this altsetting */ 1219 if (mask == MAUDIO_SET_16B_48K_DI && altno != 4) 1220 return 1; /* skip this altsetting */ 1221 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5) 1222 return 1; /* skip this altsetting */ 1223 } 1224 1225 return 0; /* keep this altsetting */ 1226 } 1227 1228 static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip, 1229 int iface, int altno) 1230 { 1231 /* Reset ALL ifaces to 0 altsetting. 1232 * Call it for every possible altsetting of every interface. 1233 */ 1234 usb_set_interface(chip->dev, iface, 0); 1235 1236 /* possible configuration where both inputs and only one output is 1237 *used is not supported by the current setup 1238 */ 1239 if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) { 1240 if (chip->setup & MAUDIO_SET_96K) { 1241 if (altno != 3 && altno != 6) 1242 return 1; 1243 } else if (chip->setup & MAUDIO_SET_DI) { 1244 if (iface == 4) 1245 return 1; /* no analog input */ 1246 if (altno != 2 && altno != 5) 1247 return 1; /* enable only altsets 2 and 5 */ 1248 } else { 1249 if (iface == 5) 1250 return 1; /* disable digialt input */ 1251 if (altno != 2 && altno != 5) 1252 return 1; /* enalbe only altsets 2 and 5 */ 1253 } 1254 } else { 1255 /* keep only 16-Bit mode */ 1256 if (altno != 1) 1257 return 1; 1258 } 1259 1260 usb_audio_dbg(chip, 1261 "using altsetting %d for interface %d config %d\n", 1262 altno, iface, chip->setup); 1263 return 0; /* keep this altsetting */ 1264 } 1265 1266 static int s1810c_skip_setting_quirk(struct snd_usb_audio *chip, 1267 int iface, int altno) 1268 { 1269 /* 1270 * Altno settings: 1271 * 1272 * Playback (Interface 1): 1273 * 1: 6 Analog + 2 S/PDIF 1274 * 2: 6 Analog + 2 S/PDIF 1275 * 3: 6 Analog 1276 * 1277 * Capture (Interface 2): 1278 * 1: 8 Analog + 2 S/PDIF + 8 ADAT 1279 * 2: 8 Analog + 2 S/PDIF + 4 ADAT 1280 * 3: 8 Analog 1281 */ 1282 1283 /* 1284 * I'll leave 2 as the default one and 1285 * use device_setup to switch to the 1286 * other two. 1287 */ 1288 if ((chip->setup == 0 || chip->setup > 2) && altno != 2) 1289 return 1; 1290 else if (chip->setup == 1 && altno != 1) 1291 return 1; 1292 else if (chip->setup == 2 && altno != 3) 1293 return 1; 1294 1295 return 0; 1296 } 1297 1298 int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip, 1299 int iface, 1300 int altno) 1301 { 1302 /* audiophile usb: skip altsets incompatible with device_setup */ 1303 if (chip->usb_id == USB_ID(0x0763, 0x2003)) 1304 return audiophile_skip_setting_quirk(chip, iface, altno); 1305 /* quattro usb: skip altsets incompatible with device_setup */ 1306 if (chip->usb_id == USB_ID(0x0763, 0x2001)) 1307 return quattro_skip_setting_quirk(chip, iface, altno); 1308 /* fasttrackpro usb: skip altsets incompatible with device_setup */ 1309 if (chip->usb_id == USB_ID(0x0763, 0x2012)) 1310 return fasttrackpro_skip_setting_quirk(chip, iface, altno); 1311 /* presonus studio 1810c: skip altsets incompatible with device_setup */ 1312 if (chip->usb_id == USB_ID(0x0194f, 0x010c)) 1313 return s1810c_skip_setting_quirk(chip, iface, altno); 1314 1315 1316 return 0; 1317 } 1318 1319 int snd_usb_apply_boot_quirk(struct usb_device *dev, 1320 struct usb_interface *intf, 1321 const struct snd_usb_audio_quirk *quirk, 1322 unsigned int id) 1323 { 1324 switch (id) { 1325 case USB_ID(0x041e, 0x3000): 1326 /* SB Extigy needs special boot-up sequence */ 1327 /* if more models come, this will go to the quirk list. */ 1328 return snd_usb_extigy_boot_quirk(dev, intf); 1329 1330 case USB_ID(0x041e, 0x3020): 1331 /* SB Audigy 2 NX needs its own boot-up magic, too */ 1332 return snd_usb_audigy2nx_boot_quirk(dev); 1333 1334 case USB_ID(0x10f5, 0x0200): 1335 /* C-Media CM106 / Turtle Beach Audio Advantage Roadie */ 1336 return snd_usb_cm106_boot_quirk(dev); 1337 1338 case USB_ID(0x0d8c, 0x0102): 1339 /* C-Media CM6206 / CM106-Like Sound Device */ 1340 case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */ 1341 return snd_usb_cm6206_boot_quirk(dev); 1342 1343 case USB_ID(0x0dba, 0x3000): 1344 /* Digidesign Mbox 2 */ 1345 return snd_usb_mbox2_boot_quirk(dev); 1346 1347 case USB_ID(0x1235, 0x0010): /* Focusrite Novation Saffire 6 USB */ 1348 case USB_ID(0x1235, 0x0018): /* Focusrite Novation Twitch */ 1349 return snd_usb_novation_boot_quirk(dev); 1350 1351 case USB_ID(0x133e, 0x0815): 1352 /* Access Music VirusTI Desktop */ 1353 return snd_usb_accessmusic_boot_quirk(dev); 1354 1355 case USB_ID(0x17cc, 0x1000): /* Komplete Audio 6 */ 1356 case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */ 1357 case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */ 1358 return snd_usb_nativeinstruments_boot_quirk(dev); 1359 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */ 1360 return snd_usb_fasttrackpro_boot_quirk(dev); 1361 case USB_ID(0x047f, 0xc010): /* Plantronics Gamecom 780 */ 1362 return snd_usb_gamecon780_boot_quirk(dev); 1363 case USB_ID(0x2466, 0x8010): /* Fractal Audio Axe-Fx 3 */ 1364 return snd_usb_axefx3_boot_quirk(dev); 1365 case USB_ID(0x07fd, 0x0004): /* MOTU MicroBook II */ 1366 /* 1367 * For some reason interface 3 with vendor-spec class is 1368 * detected on MicroBook IIc. 1369 */ 1370 if (get_iface_desc(intf->altsetting)->bInterfaceClass == 1371 USB_CLASS_VENDOR_SPEC && 1372 get_iface_desc(intf->altsetting)->bInterfaceNumber < 3) 1373 return snd_usb_motu_microbookii_boot_quirk(dev); 1374 break; 1375 } 1376 1377 return 0; 1378 } 1379 1380 int snd_usb_apply_boot_quirk_once(struct usb_device *dev, 1381 struct usb_interface *intf, 1382 const struct snd_usb_audio_quirk *quirk, 1383 unsigned int id) 1384 { 1385 switch (id) { 1386 case USB_ID(0x07fd, 0x0008): /* MOTU M Series */ 1387 return snd_usb_motu_m_series_boot_quirk(dev); 1388 } 1389 1390 return 0; 1391 } 1392 1393 /* 1394 * check if the device uses big-endian samples 1395 */ 1396 int snd_usb_is_big_endian_format(struct snd_usb_audio *chip, 1397 const struct audioformat *fp) 1398 { 1399 /* it depends on altsetting whether the device is big-endian or not */ 1400 switch (chip->usb_id) { 1401 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */ 1402 if (fp->altsetting == 2 || fp->altsetting == 3 || 1403 fp->altsetting == 5 || fp->altsetting == 6) 1404 return 1; 1405 break; 1406 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */ 1407 if (chip->setup == 0x00 || 1408 fp->altsetting == 1 || fp->altsetting == 2 || 1409 fp->altsetting == 3) 1410 return 1; 1411 break; 1412 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro */ 1413 if (fp->altsetting == 2 || fp->altsetting == 3 || 1414 fp->altsetting == 5 || fp->altsetting == 6) 1415 return 1; 1416 break; 1417 } 1418 return 0; 1419 } 1420 1421 /* 1422 * For E-Mu 0404USB/0202USB/TrackerPre/0204 sample rate should be set for device, 1423 * not for interface. 1424 */ 1425 1426 enum { 1427 EMU_QUIRK_SR_44100HZ = 0, 1428 EMU_QUIRK_SR_48000HZ, 1429 EMU_QUIRK_SR_88200HZ, 1430 EMU_QUIRK_SR_96000HZ, 1431 EMU_QUIRK_SR_176400HZ, 1432 EMU_QUIRK_SR_192000HZ 1433 }; 1434 1435 static void set_format_emu_quirk(struct snd_usb_substream *subs, 1436 const struct audioformat *fmt) 1437 { 1438 unsigned char emu_samplerate_id = 0; 1439 1440 /* When capture is active 1441 * sample rate shouldn't be changed 1442 * by playback substream 1443 */ 1444 if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) { 1445 if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].cur_audiofmt) 1446 return; 1447 } 1448 1449 switch (fmt->rate_min) { 1450 case 48000: 1451 emu_samplerate_id = EMU_QUIRK_SR_48000HZ; 1452 break; 1453 case 88200: 1454 emu_samplerate_id = EMU_QUIRK_SR_88200HZ; 1455 break; 1456 case 96000: 1457 emu_samplerate_id = EMU_QUIRK_SR_96000HZ; 1458 break; 1459 case 176400: 1460 emu_samplerate_id = EMU_QUIRK_SR_176400HZ; 1461 break; 1462 case 192000: 1463 emu_samplerate_id = EMU_QUIRK_SR_192000HZ; 1464 break; 1465 default: 1466 emu_samplerate_id = EMU_QUIRK_SR_44100HZ; 1467 break; 1468 } 1469 snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id); 1470 subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0; 1471 } 1472 1473 static int pioneer_djm_set_format_quirk(struct snd_usb_substream *subs, 1474 u16 windex) 1475 { 1476 unsigned int cur_rate = subs->data_endpoint->cur_rate; 1477 u8 sr[3]; 1478 // Convert to little endian 1479 sr[0] = cur_rate & 0xff; 1480 sr[1] = (cur_rate >> 8) & 0xff; 1481 sr[2] = (cur_rate >> 16) & 0xff; 1482 usb_set_interface(subs->dev, 0, 1); 1483 // we should derive windex from fmt-sync_ep but it's not set 1484 snd_usb_ctl_msg(subs->stream->chip->dev, 1485 usb_sndctrlpipe(subs->stream->chip->dev, 0), 1486 0x01, 0x22, 0x0100, windex, &sr, 0x0003); 1487 return 0; 1488 } 1489 1490 void snd_usb_set_format_quirk(struct snd_usb_substream *subs, 1491 const struct audioformat *fmt) 1492 { 1493 switch (subs->stream->chip->usb_id) { 1494 case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */ 1495 case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */ 1496 case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */ 1497 case USB_ID(0x041e, 0x3f19): /* E-Mu 0204 USB */ 1498 set_format_emu_quirk(subs, fmt); 1499 break; 1500 case USB_ID(0x534d, 0x2109): /* MacroSilicon MS2109 */ 1501 subs->stream_offset_adj = 2; 1502 break; 1503 case USB_ID(0x2b73, 0x0013): /* Pioneer DJM-450 */ 1504 pioneer_djm_set_format_quirk(subs, 0x0082); 1505 break; 1506 } 1507 } 1508 1509 bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip) 1510 { 1511 /* devices which do not support reading the sample rate. */ 1512 switch (chip->usb_id) { 1513 case USB_ID(0x041e, 0x4080): /* Creative Live Cam VF0610 */ 1514 case USB_ID(0x04d8, 0xfeea): /* Benchmark DAC1 Pre */ 1515 case USB_ID(0x0556, 0x0014): /* Phoenix Audio TMX320VC */ 1516 case USB_ID(0x05a3, 0x9420): /* ELP HD USB Camera */ 1517 case USB_ID(0x05a7, 0x1020): /* Bose Companion 5 */ 1518 case USB_ID(0x074d, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */ 1519 case USB_ID(0x1395, 0x740a): /* Sennheiser DECT */ 1520 case USB_ID(0x1901, 0x0191): /* GE B850V3 CP2114 audio interface */ 1521 case USB_ID(0x21b4, 0x0081): /* AudioQuest DragonFly */ 1522 case USB_ID(0x2912, 0x30c8): /* Audioengine D1 */ 1523 return true; 1524 } 1525 1526 /* devices of these vendors don't support reading rate, either */ 1527 switch (USB_ID_VENDOR(chip->usb_id)) { 1528 case 0x045e: /* MS Lifecam */ 1529 case 0x047f: /* Plantronics */ 1530 case 0x1de7: /* Phoenix Audio */ 1531 return true; 1532 } 1533 1534 return false; 1535 } 1536 1537 /* ITF-USB DSD based DACs need a vendor cmd to switch 1538 * between PCM and native DSD mode 1539 */ 1540 static bool is_itf_usb_dsd_dac(unsigned int id) 1541 { 1542 switch (id) { 1543 case USB_ID(0x154e, 0x1002): /* Denon DCD-1500RE */ 1544 case USB_ID(0x154e, 0x1003): /* Denon DA-300USB */ 1545 case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */ 1546 case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */ 1547 case USB_ID(0x1852, 0x5065): /* Luxman DA-06 */ 1548 case USB_ID(0x0644, 0x8043): /* TEAC UD-501/UD-501V2/UD-503/NT-503 */ 1549 case USB_ID(0x0644, 0x8044): /* Esoteric D-05X */ 1550 case USB_ID(0x0644, 0x804a): /* TEAC UD-301 */ 1551 return true; 1552 } 1553 return false; 1554 } 1555 1556 int snd_usb_select_mode_quirk(struct snd_usb_audio *chip, 1557 const struct audioformat *fmt) 1558 { 1559 struct usb_device *dev = chip->dev; 1560 int err; 1561 1562 if (is_itf_usb_dsd_dac(chip->usb_id)) { 1563 /* First switch to alt set 0, otherwise the mode switch cmd 1564 * will not be accepted by the DAC 1565 */ 1566 err = usb_set_interface(dev, fmt->iface, 0); 1567 if (err < 0) 1568 return err; 1569 1570 msleep(20); /* Delay needed after setting the interface */ 1571 1572 /* Vendor mode switch cmd is required. */ 1573 if (fmt->formats & SNDRV_PCM_FMTBIT_DSD_U32_BE) { 1574 /* DSD mode (DSD_U32) requested */ 1575 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0, 1576 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, 1577 1, 1, NULL, 0); 1578 if (err < 0) 1579 return err; 1580 1581 } else { 1582 /* PCM or DOP mode (S32) requested */ 1583 /* PCM mode (S16) requested */ 1584 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0, 1585 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, 1586 0, 1, NULL, 0); 1587 if (err < 0) 1588 return err; 1589 1590 } 1591 msleep(20); 1592 } 1593 return 0; 1594 } 1595 1596 void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep) 1597 { 1598 /* 1599 * "Playback Design" products send bogus feedback data at the start 1600 * of the stream. Ignore them. 1601 */ 1602 if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba && 1603 ep->type == SND_USB_ENDPOINT_TYPE_SYNC) 1604 ep->skip_packets = 4; 1605 1606 /* 1607 * M-Audio Fast Track C400/C600 - when packets are not skipped, real 1608 * world latency varies by approx. +/- 50 frames (at 96kHz) each time 1609 * the stream is (re)started. When skipping packets 16 at endpoint 1610 * start up, the real world latency is stable within +/- 1 frame (also 1611 * across power cycles). 1612 */ 1613 if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) || 1614 ep->chip->usb_id == USB_ID(0x0763, 0x2031)) && 1615 ep->type == SND_USB_ENDPOINT_TYPE_DATA) 1616 ep->skip_packets = 16; 1617 1618 /* Work around devices that report unreasonable feedback data */ 1619 if ((ep->chip->usb_id == USB_ID(0x0644, 0x8038) || /* TEAC UD-H01 */ 1620 ep->chip->usb_id == USB_ID(0x1852, 0x5034)) && /* T+A Dac8 */ 1621 ep->syncmaxsize == 4) 1622 ep->tenor_fb_quirk = 1; 1623 } 1624 1625 void snd_usb_set_interface_quirk(struct snd_usb_audio *chip) 1626 { 1627 if (!chip) 1628 return; 1629 /* 1630 * "Playback Design" products need a 50ms delay after setting the 1631 * USB interface. 1632 */ 1633 switch (USB_ID_VENDOR(chip->usb_id)) { 1634 case 0x23ba: /* Playback Design */ 1635 case 0x0644: /* TEAC Corp. */ 1636 msleep(50); 1637 break; 1638 } 1639 } 1640 1641 /* quirk applied after snd_usb_ctl_msg(); not applied during boot quirks */ 1642 void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe, 1643 __u8 request, __u8 requesttype, __u16 value, 1644 __u16 index, void *data, __u16 size) 1645 { 1646 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev); 1647 1648 if (!chip) 1649 return; 1650 /* 1651 * "Playback Design" products need a 20ms delay after each 1652 * class compliant request 1653 */ 1654 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba && 1655 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) 1656 msleep(20); 1657 1658 /* 1659 * "TEAC Corp." products need a 20ms delay after each 1660 * class compliant request 1661 */ 1662 if (USB_ID_VENDOR(chip->usb_id) == 0x0644 && 1663 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) 1664 msleep(20); 1665 1666 /* ITF-USB DSD based DACs functionality need a delay 1667 * after each class compliant request 1668 */ 1669 if (is_itf_usb_dsd_dac(chip->usb_id) 1670 && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) 1671 msleep(20); 1672 1673 /* Zoom R16/24, many Logitech(at least H650e/H570e/BCC950), 1674 * Jabra 550a, Kingston HyperX needs a tiny delay here, 1675 * otherwise requests like get/set frequency return 1676 * as failed despite actually succeeding. 1677 */ 1678 if ((chip->usb_id == USB_ID(0x1686, 0x00dd) || 1679 USB_ID_VENDOR(chip->usb_id) == 0x046d || /* Logitech */ 1680 chip->usb_id == USB_ID(0x0b0e, 0x0349) || 1681 chip->usb_id == USB_ID(0x0951, 0x16ad)) && 1682 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) 1683 usleep_range(1000, 2000); 1684 1685 /* 1686 * Samsung USBC Headset (AKG) need a tiny delay after each 1687 * class compliant request. (Model number: AAM625R or AAM627R) 1688 */ 1689 if (chip->usb_id == USB_ID(0x04e8, 0xa051) && 1690 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) 1691 usleep_range(5000, 6000); 1692 } 1693 1694 /* 1695 * snd_usb_interface_dsd_format_quirks() is called from format.c to 1696 * augment the PCM format bit-field for DSD types. The UAC standards 1697 * don't have a designated bit field to denote DSD-capable interfaces, 1698 * hence all hardware that is known to support this format has to be 1699 * listed here. 1700 */ 1701 u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip, 1702 struct audioformat *fp, 1703 unsigned int sample_bytes) 1704 { 1705 struct usb_interface *iface; 1706 1707 /* Playback Designs */ 1708 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba && 1709 USB_ID_PRODUCT(chip->usb_id) < 0x0110) { 1710 switch (fp->altsetting) { 1711 case 1: 1712 fp->dsd_dop = true; 1713 return SNDRV_PCM_FMTBIT_DSD_U16_LE; 1714 case 2: 1715 fp->dsd_bitrev = true; 1716 return SNDRV_PCM_FMTBIT_DSD_U8; 1717 case 3: 1718 fp->dsd_bitrev = true; 1719 return SNDRV_PCM_FMTBIT_DSD_U16_LE; 1720 } 1721 } 1722 1723 /* XMOS based USB DACs */ 1724 switch (chip->usb_id) { 1725 case USB_ID(0x1511, 0x0037): /* AURALiC VEGA */ 1726 case USB_ID(0x2522, 0x0012): /* LH Labs VI DAC Infinity */ 1727 case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */ 1728 if (fp->altsetting == 2) 1729 return SNDRV_PCM_FMTBIT_DSD_U32_BE; 1730 break; 1731 1732 case USB_ID(0x0d8c, 0x0316): /* Hegel HD12 DSD */ 1733 case USB_ID(0x10cb, 0x0103): /* The Bit Opus #3; with fp->dsd_raw */ 1734 case USB_ID(0x16d0, 0x06b2): /* NuPrime DAC-10 */ 1735 case USB_ID(0x16d0, 0x09dd): /* Encore mDSD */ 1736 case USB_ID(0x16d0, 0x0733): /* Furutech ADL Stratos */ 1737 case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */ 1738 case USB_ID(0x1db5, 0x0003): /* Bryston BDA3 */ 1739 case USB_ID(0x22e1, 0xca01): /* HDTA Serenade DSD */ 1740 case USB_ID(0x249c, 0x9326): /* M2Tech Young MkIII */ 1741 case USB_ID(0x2616, 0x0106): /* PS Audio NuWave DAC */ 1742 case USB_ID(0x2622, 0x0041): /* Audiolab M-DAC+ */ 1743 case USB_ID(0x27f7, 0x3002): /* W4S DAC-2v2SE */ 1744 case USB_ID(0x29a2, 0x0086): /* Mutec MC3+ USB */ 1745 case USB_ID(0x6b42, 0x0042): /* MSB Technology */ 1746 if (fp->altsetting == 3) 1747 return SNDRV_PCM_FMTBIT_DSD_U32_BE; 1748 break; 1749 1750 /* Amanero Combo384 USB based DACs with native DSD support */ 1751 case USB_ID(0x16d0, 0x071a): /* Amanero - Combo384 */ 1752 case USB_ID(0x2ab6, 0x0004): /* T+A DAC8DSD-V2.0, MP1000E-V2.0, MP2000R-V2.0, MP2500R-V2.0, MP3100HV-V2.0 */ 1753 case USB_ID(0x2ab6, 0x0005): /* T+A USB HD Audio 1 */ 1754 case USB_ID(0x2ab6, 0x0006): /* T+A USB HD Audio 2 */ 1755 if (fp->altsetting == 2) { 1756 switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) { 1757 case 0x199: 1758 return SNDRV_PCM_FMTBIT_DSD_U32_LE; 1759 case 0x19b: 1760 case 0x203: 1761 return SNDRV_PCM_FMTBIT_DSD_U32_BE; 1762 default: 1763 break; 1764 } 1765 } 1766 break; 1767 case USB_ID(0x16d0, 0x0a23): 1768 if (fp->altsetting == 2) 1769 return SNDRV_PCM_FMTBIT_DSD_U32_BE; 1770 break; 1771 1772 default: 1773 break; 1774 } 1775 1776 /* ITF-USB DSD based DACs */ 1777 if (is_itf_usb_dsd_dac(chip->usb_id)) { 1778 iface = usb_ifnum_to_if(chip->dev, fp->iface); 1779 1780 /* Altsetting 2 support native DSD if the num of altsets is 1781 * three (0-2), 1782 * Altsetting 3 support native DSD if the num of altsets is 1783 * four (0-3). 1784 */ 1785 if (fp->altsetting == iface->num_altsetting - 1) 1786 return SNDRV_PCM_FMTBIT_DSD_U32_BE; 1787 } 1788 1789 /* Mostly generic method to detect many DSD-capable implementations - 1790 * from XMOS/Thesycon 1791 */ 1792 switch (USB_ID_VENDOR(chip->usb_id)) { 1793 case 0x152a: /* Thesycon devices */ 1794 case 0x20b1: /* XMOS based devices */ 1795 case 0x22d9: /* Oppo */ 1796 case 0x23ba: /* Playback Designs */ 1797 case 0x25ce: /* Mytek devices */ 1798 case 0x278b: /* Rotel? */ 1799 case 0x292b: /* Gustard/Ess based devices */ 1800 case 0x2972: /* FiiO devices */ 1801 case 0x2ab6: /* T+A devices */ 1802 case 0x3353: /* Khadas devices */ 1803 case 0x3842: /* EVGA */ 1804 case 0xc502: /* HiBy devices */ 1805 if (fp->dsd_raw) 1806 return SNDRV_PCM_FMTBIT_DSD_U32_BE; 1807 break; 1808 default: 1809 break; 1810 1811 } 1812 1813 return 0; 1814 } 1815 1816 void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip, 1817 struct audioformat *fp, 1818 int stream) 1819 { 1820 switch (chip->usb_id) { 1821 case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */ 1822 /* Optoplay sets the sample rate attribute although 1823 * it seems not supporting it in fact. 1824 */ 1825 fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE; 1826 break; 1827 case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */ 1828 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */ 1829 /* doesn't set the sample rate attribute, but supports it */ 1830 fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE; 1831 break; 1832 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro USB */ 1833 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */ 1834 case USB_ID(0x047f, 0x0ca1): /* plantronics headset */ 1835 case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is 1836 an older model 77d:223) */ 1837 /* 1838 * plantronics headset and Griffin iMic have set adaptive-in 1839 * although it's really not... 1840 */ 1841 fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE; 1842 if (stream == SNDRV_PCM_STREAM_PLAYBACK) 1843 fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE; 1844 else 1845 fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC; 1846 break; 1847 case USB_ID(0x07fd, 0x0004): /* MOTU MicroBook IIc */ 1848 /* 1849 * MaxPacketsOnly attribute is erroneously set in endpoint 1850 * descriptors. As a result this card produces noise with 1851 * all sample rates other than 96 kHz. 1852 */ 1853 fp->attributes &= ~UAC_EP_CS_ATTR_FILL_MAX; 1854 break; 1855 } 1856 } 1857 1858 /* 1859 * registration quirk: 1860 * the registration is skipped if a device matches with the given ID, 1861 * unless the interface reaches to the defined one. This is for delaying 1862 * the registration until the last known interface, so that the card and 1863 * devices appear at the same time. 1864 */ 1865 1866 struct registration_quirk { 1867 unsigned int usb_id; /* composed via USB_ID() */ 1868 unsigned int interface; /* the interface to trigger register */ 1869 }; 1870 1871 #define REG_QUIRK_ENTRY(vendor, product, iface) \ 1872 { .usb_id = USB_ID(vendor, product), .interface = (iface) } 1873 1874 static const struct registration_quirk registration_quirks[] = { 1875 REG_QUIRK_ENTRY(0x0951, 0x16d8, 2), /* Kingston HyperX AMP */ 1876 REG_QUIRK_ENTRY(0x0951, 0x16ed, 2), /* Kingston HyperX Cloud Alpha S */ 1877 REG_QUIRK_ENTRY(0x0951, 0x16ea, 2), /* Kingston HyperX Cloud Flight S */ 1878 { 0 } /* terminator */ 1879 }; 1880 1881 /* return true if skipping registration */ 1882 bool snd_usb_registration_quirk(struct snd_usb_audio *chip, int iface) 1883 { 1884 const struct registration_quirk *q; 1885 1886 for (q = registration_quirks; q->usb_id; q++) 1887 if (chip->usb_id == q->usb_id) 1888 return iface != q->interface; 1889 1890 /* Register as normal */ 1891 return false; 1892 } 1893