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 */
create_composite_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk_comp)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 err = usb_driver_claim_interface(driver, iface,
60 USB_AUDIO_IFACE_UNUSED);
61 if (err < 0)
62 return err;
63 }
64 }
65
66 return 0;
67 }
68
ignore_interface_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)69 static int ignore_interface_quirk(struct snd_usb_audio *chip,
70 struct usb_interface *iface,
71 struct usb_driver *driver,
72 const struct snd_usb_audio_quirk *quirk)
73 {
74 return 0;
75 }
76
77
create_any_midi_quirk(struct snd_usb_audio * chip,struct usb_interface * intf,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)78 static int create_any_midi_quirk(struct snd_usb_audio *chip,
79 struct usb_interface *intf,
80 struct usb_driver *driver,
81 const struct snd_usb_audio_quirk *quirk)
82 {
83 return snd_usbmidi_create(chip->card, intf, &chip->midi_list, quirk);
84 }
85
86 /*
87 * create a stream for an interface with proper descriptors
88 */
create_standard_audio_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)89 static int create_standard_audio_quirk(struct snd_usb_audio *chip,
90 struct usb_interface *iface,
91 struct usb_driver *driver,
92 const struct snd_usb_audio_quirk *quirk)
93 {
94 struct usb_host_interface *alts;
95 struct usb_interface_descriptor *altsd;
96 int err;
97
98 alts = &iface->altsetting[0];
99 altsd = get_iface_desc(alts);
100 err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber);
101 if (err < 0) {
102 usb_audio_err(chip, "cannot setup if %d: error %d\n",
103 altsd->bInterfaceNumber, err);
104 return err;
105 }
106 /* reset the current interface */
107 usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0);
108 return 0;
109 }
110
111 /* create the audio stream and the corresponding endpoints from the fixed
112 * audioformat object; this is used for quirks with the fixed EPs
113 */
add_audio_stream_from_fixed_fmt(struct snd_usb_audio * chip,struct audioformat * fp)114 static int add_audio_stream_from_fixed_fmt(struct snd_usb_audio *chip,
115 struct audioformat *fp)
116 {
117 int stream, err;
118
119 stream = (fp->endpoint & USB_DIR_IN) ?
120 SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
121
122 snd_usb_audioformat_set_sync_ep(chip, fp);
123
124 err = snd_usb_add_audio_stream(chip, stream, fp);
125 if (err < 0)
126 return err;
127
128 err = snd_usb_add_endpoint(chip, fp->endpoint,
129 SND_USB_ENDPOINT_TYPE_DATA);
130 if (err < 0)
131 return err;
132
133 if (fp->sync_ep) {
134 err = snd_usb_add_endpoint(chip, fp->sync_ep,
135 fp->implicit_fb ?
136 SND_USB_ENDPOINT_TYPE_DATA :
137 SND_USB_ENDPOINT_TYPE_SYNC);
138 if (err < 0)
139 return err;
140 }
141
142 return 0;
143 }
144
145 /*
146 * create a stream for an endpoint/altsetting without proper descriptors
147 */
create_fixed_stream_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)148 static int create_fixed_stream_quirk(struct snd_usb_audio *chip,
149 struct usb_interface *iface,
150 struct usb_driver *driver,
151 const struct snd_usb_audio_quirk *quirk)
152 {
153 struct audioformat *fp;
154 struct usb_host_interface *alts;
155 struct usb_interface_descriptor *altsd;
156 unsigned *rate_table = NULL;
157 int err;
158
159 fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL);
160 if (!fp)
161 return -ENOMEM;
162
163 INIT_LIST_HEAD(&fp->list);
164 if (fp->nr_rates > MAX_NR_RATES) {
165 kfree(fp);
166 return -EINVAL;
167 }
168 if (fp->nr_rates > 0) {
169 rate_table = kmemdup(fp->rate_table,
170 sizeof(int) * fp->nr_rates, GFP_KERNEL);
171 if (!rate_table) {
172 kfree(fp);
173 return -ENOMEM;
174 }
175 fp->rate_table = rate_table;
176 }
177
178 if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber ||
179 fp->altset_idx >= iface->num_altsetting) {
180 err = -EINVAL;
181 goto error;
182 }
183 alts = &iface->altsetting[fp->altset_idx];
184 altsd = get_iface_desc(alts);
185 if (altsd->bNumEndpoints <= fp->ep_idx) {
186 err = -EINVAL;
187 goto error;
188 }
189
190 fp->protocol = altsd->bInterfaceProtocol;
191
192 if (fp->datainterval == 0)
193 fp->datainterval = snd_usb_parse_datainterval(chip, alts);
194 if (fp->maxpacksize == 0)
195 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, fp->ep_idx)->wMaxPacketSize);
196 if (!fp->fmt_type)
197 fp->fmt_type = UAC_FORMAT_TYPE_I;
198
199 err = add_audio_stream_from_fixed_fmt(chip, fp);
200 if (err < 0)
201 goto error;
202
203 usb_set_interface(chip->dev, fp->iface, 0);
204 snd_usb_init_pitch(chip, fp);
205 snd_usb_init_sample_rate(chip, fp, fp->rate_max);
206 return 0;
207
208 error:
209 list_del(&fp->list); /* unlink for avoiding double-free */
210 kfree(fp);
211 kfree(rate_table);
212 return err;
213 }
214
create_auto_pcm_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver)215 static int create_auto_pcm_quirk(struct snd_usb_audio *chip,
216 struct usb_interface *iface,
217 struct usb_driver *driver)
218 {
219 struct usb_host_interface *alts;
220 struct usb_interface_descriptor *altsd;
221 struct usb_endpoint_descriptor *epd;
222 struct uac1_as_header_descriptor *ashd;
223 struct uac_format_type_i_discrete_descriptor *fmtd;
224
225 /*
226 * Most Roland/Yamaha audio streaming interfaces have more or less
227 * standard descriptors, but older devices might lack descriptors, and
228 * future ones might change, so ensure that we fail silently if the
229 * interface doesn't look exactly right.
230 */
231
232 /* must have a non-zero altsetting for streaming */
233 if (iface->num_altsetting < 2)
234 return -ENODEV;
235 alts = &iface->altsetting[1];
236 altsd = get_iface_desc(alts);
237
238 /* must have an isochronous endpoint for streaming */
239 if (altsd->bNumEndpoints < 1)
240 return -ENODEV;
241 epd = get_endpoint(alts, 0);
242 if (!usb_endpoint_xfer_isoc(epd))
243 return -ENODEV;
244
245 /* must have format descriptors */
246 ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
247 UAC_AS_GENERAL);
248 fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
249 UAC_FORMAT_TYPE);
250 if (!ashd || ashd->bLength < 7 ||
251 !fmtd || fmtd->bLength < 8)
252 return -ENODEV;
253
254 return create_standard_audio_quirk(chip, iface, driver, NULL);
255 }
256
create_yamaha_midi_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,struct usb_host_interface * alts)257 static int create_yamaha_midi_quirk(struct snd_usb_audio *chip,
258 struct usb_interface *iface,
259 struct usb_driver *driver,
260 struct usb_host_interface *alts)
261 {
262 static const struct snd_usb_audio_quirk yamaha_midi_quirk = {
263 .type = QUIRK_MIDI_YAMAHA
264 };
265 struct usb_midi_in_jack_descriptor *injd;
266 struct usb_midi_out_jack_descriptor *outjd;
267
268 /* must have some valid jack descriptors */
269 injd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
270 NULL, USB_MS_MIDI_IN_JACK);
271 outjd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
272 NULL, USB_MS_MIDI_OUT_JACK);
273 if (!injd && !outjd)
274 return -ENODEV;
275 if ((injd && !snd_usb_validate_midi_desc(injd)) ||
276 (outjd && !snd_usb_validate_midi_desc(outjd)))
277 return -ENODEV;
278 if (injd && (injd->bLength < 5 ||
279 (injd->bJackType != USB_MS_EMBEDDED &&
280 injd->bJackType != USB_MS_EXTERNAL)))
281 return -ENODEV;
282 if (outjd && (outjd->bLength < 6 ||
283 (outjd->bJackType != USB_MS_EMBEDDED &&
284 outjd->bJackType != USB_MS_EXTERNAL)))
285 return -ENODEV;
286 return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk);
287 }
288
create_roland_midi_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,struct usb_host_interface * alts)289 static int create_roland_midi_quirk(struct snd_usb_audio *chip,
290 struct usb_interface *iface,
291 struct usb_driver *driver,
292 struct usb_host_interface *alts)
293 {
294 static const struct snd_usb_audio_quirk roland_midi_quirk = {
295 .type = QUIRK_MIDI_ROLAND
296 };
297 u8 *roland_desc = NULL;
298
299 /* might have a vendor-specific descriptor <06 24 F1 02 ...> */
300 for (;;) {
301 roland_desc = snd_usb_find_csint_desc(alts->extra,
302 alts->extralen,
303 roland_desc, 0xf1);
304 if (!roland_desc)
305 return -ENODEV;
306 if (roland_desc[0] < 6 || roland_desc[3] != 2)
307 continue;
308 return create_any_midi_quirk(chip, iface, driver,
309 &roland_midi_quirk);
310 }
311 }
312
create_std_midi_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,struct usb_host_interface * alts)313 static int create_std_midi_quirk(struct snd_usb_audio *chip,
314 struct usb_interface *iface,
315 struct usb_driver *driver,
316 struct usb_host_interface *alts)
317 {
318 struct usb_ms_header_descriptor *mshd;
319 struct usb_ms_endpoint_descriptor *msepd;
320
321 /* must have the MIDIStreaming interface header descriptor*/
322 mshd = (struct usb_ms_header_descriptor *)alts->extra;
323 if (alts->extralen < 7 ||
324 mshd->bLength < 7 ||
325 mshd->bDescriptorType != USB_DT_CS_INTERFACE ||
326 mshd->bDescriptorSubtype != USB_MS_HEADER)
327 return -ENODEV;
328 /* must have the MIDIStreaming endpoint descriptor*/
329 msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra;
330 if (alts->endpoint[0].extralen < 4 ||
331 msepd->bLength < 4 ||
332 msepd->bDescriptorType != USB_DT_CS_ENDPOINT ||
333 msepd->bDescriptorSubtype != UAC_MS_GENERAL ||
334 msepd->bNumEmbMIDIJack < 1 ||
335 msepd->bNumEmbMIDIJack > 16)
336 return -ENODEV;
337
338 return create_any_midi_quirk(chip, iface, driver, NULL);
339 }
340
create_auto_midi_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver)341 static int create_auto_midi_quirk(struct snd_usb_audio *chip,
342 struct usb_interface *iface,
343 struct usb_driver *driver)
344 {
345 struct usb_host_interface *alts;
346 struct usb_interface_descriptor *altsd;
347 struct usb_endpoint_descriptor *epd;
348 int err;
349
350 alts = &iface->altsetting[0];
351 altsd = get_iface_desc(alts);
352
353 /* must have at least one bulk/interrupt endpoint for streaming */
354 if (altsd->bNumEndpoints < 1)
355 return -ENODEV;
356 epd = get_endpoint(alts, 0);
357 if (!usb_endpoint_xfer_bulk(epd) &&
358 !usb_endpoint_xfer_int(epd))
359 return -ENODEV;
360
361 switch (USB_ID_VENDOR(chip->usb_id)) {
362 case 0x0499: /* Yamaha */
363 err = create_yamaha_midi_quirk(chip, iface, driver, alts);
364 if (err != -ENODEV)
365 return err;
366 break;
367 case 0x0582: /* Roland */
368 err = create_roland_midi_quirk(chip, iface, driver, alts);
369 if (err != -ENODEV)
370 return err;
371 break;
372 }
373
374 return create_std_midi_quirk(chip, iface, driver, alts);
375 }
376
create_autodetect_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver)377 static int create_autodetect_quirk(struct snd_usb_audio *chip,
378 struct usb_interface *iface,
379 struct usb_driver *driver)
380 {
381 int err;
382
383 err = create_auto_pcm_quirk(chip, iface, driver);
384 if (err == -ENODEV)
385 err = create_auto_midi_quirk(chip, iface, driver);
386 return err;
387 }
388
create_autodetect_quirks(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)389 static int create_autodetect_quirks(struct snd_usb_audio *chip,
390 struct usb_interface *iface,
391 struct usb_driver *driver,
392 const struct snd_usb_audio_quirk *quirk)
393 {
394 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
395 int ifcount, ifnum, err;
396
397 err = create_autodetect_quirk(chip, iface, driver);
398 if (err < 0)
399 return err;
400
401 /*
402 * ALSA PCM playback/capture devices cannot be registered in two steps,
403 * so we have to claim the other corresponding interface here.
404 */
405 ifcount = chip->dev->actconfig->desc.bNumInterfaces;
406 for (ifnum = 0; ifnum < ifcount; ifnum++) {
407 if (ifnum == probed_ifnum || quirk->ifnum >= 0)
408 continue;
409 iface = usb_ifnum_to_if(chip->dev, ifnum);
410 if (!iface ||
411 usb_interface_claimed(iface) ||
412 get_iface_desc(iface->altsetting)->bInterfaceClass !=
413 USB_CLASS_VENDOR_SPEC)
414 continue;
415
416 err = create_autodetect_quirk(chip, iface, driver);
417 if (err >= 0) {
418 err = usb_driver_claim_interface(driver, iface,
419 USB_AUDIO_IFACE_UNUSED);
420 if (err < 0)
421 return err;
422 }
423 }
424
425 return 0;
426 }
427
428 /*
429 * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface.
430 * The only way to detect the sample rate is by looking at wMaxPacketSize.
431 */
create_uaxx_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)432 static int create_uaxx_quirk(struct snd_usb_audio *chip,
433 struct usb_interface *iface,
434 struct usb_driver *driver,
435 const struct snd_usb_audio_quirk *quirk)
436 {
437 static const struct audioformat ua_format = {
438 .formats = SNDRV_PCM_FMTBIT_S24_3LE,
439 .channels = 2,
440 .fmt_type = UAC_FORMAT_TYPE_I,
441 .altsetting = 1,
442 .altset_idx = 1,
443 .rates = SNDRV_PCM_RATE_CONTINUOUS,
444 };
445 struct usb_host_interface *alts;
446 struct usb_interface_descriptor *altsd;
447 struct audioformat *fp;
448 int err;
449
450 /* both PCM and MIDI interfaces have 2 or more altsettings */
451 if (iface->num_altsetting < 2)
452 return -ENXIO;
453 alts = &iface->altsetting[1];
454 altsd = get_iface_desc(alts);
455
456 if (altsd->bNumEndpoints == 2) {
457 static const struct snd_usb_midi_endpoint_info ua700_ep = {
458 .out_cables = 0x0003,
459 .in_cables = 0x0003
460 };
461 static const struct snd_usb_audio_quirk ua700_quirk = {
462 .type = QUIRK_MIDI_FIXED_ENDPOINT,
463 .data = &ua700_ep
464 };
465 static const struct snd_usb_midi_endpoint_info uaxx_ep = {
466 .out_cables = 0x0001,
467 .in_cables = 0x0001
468 };
469 static const struct snd_usb_audio_quirk uaxx_quirk = {
470 .type = QUIRK_MIDI_FIXED_ENDPOINT,
471 .data = &uaxx_ep
472 };
473 const struct snd_usb_audio_quirk *quirk =
474 chip->usb_id == USB_ID(0x0582, 0x002b)
475 ? &ua700_quirk : &uaxx_quirk;
476 return __snd_usbmidi_create(chip->card, iface,
477 &chip->midi_list, quirk,
478 chip->usb_id);
479 }
480
481 if (altsd->bNumEndpoints != 1)
482 return -ENXIO;
483
484 fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL);
485 if (!fp)
486 return -ENOMEM;
487
488 fp->iface = altsd->bInterfaceNumber;
489 fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;
490 fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
491 fp->datainterval = 0;
492 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
493 INIT_LIST_HEAD(&fp->list);
494
495 switch (fp->maxpacksize) {
496 case 0x120:
497 fp->rate_max = fp->rate_min = 44100;
498 break;
499 case 0x138:
500 case 0x140:
501 fp->rate_max = fp->rate_min = 48000;
502 break;
503 case 0x258:
504 case 0x260:
505 fp->rate_max = fp->rate_min = 96000;
506 break;
507 default:
508 usb_audio_err(chip, "unknown sample rate\n");
509 kfree(fp);
510 return -ENXIO;
511 }
512
513 err = add_audio_stream_from_fixed_fmt(chip, fp);
514 if (err < 0) {
515 list_del(&fp->list); /* unlink for avoiding double-free */
516 kfree(fp);
517 return err;
518 }
519 usb_set_interface(chip->dev, fp->iface, 0);
520 return 0;
521 }
522
523 /*
524 * Create a standard mixer for the specified interface.
525 */
create_standard_mixer_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)526 static int create_standard_mixer_quirk(struct snd_usb_audio *chip,
527 struct usb_interface *iface,
528 struct usb_driver *driver,
529 const struct snd_usb_audio_quirk *quirk)
530 {
531 if (quirk->ifnum < 0)
532 return 0;
533
534 return snd_usb_create_mixer(chip, quirk->ifnum);
535 }
536
537 /*
538 * audio-interface quirks
539 *
540 * returns zero if no standard audio/MIDI parsing is needed.
541 * returns a positive value if standard audio/midi interfaces are parsed
542 * after this.
543 * returns a negative value at error.
544 */
snd_usb_create_quirk(struct snd_usb_audio * chip,struct usb_interface * iface,struct usb_driver * driver,const struct snd_usb_audio_quirk * quirk)545 int snd_usb_create_quirk(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 typedef int (*quirk_func_t)(struct snd_usb_audio *,
551 struct usb_interface *,
552 struct usb_driver *,
553 const struct snd_usb_audio_quirk *);
554 static const quirk_func_t quirk_funcs[] = {
555 [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,
556 [QUIRK_COMPOSITE] = create_composite_quirk,
557 [QUIRK_AUTODETECT] = create_autodetect_quirks,
558 [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk,
559 [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk,
560 [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk,
561 [QUIRK_MIDI_ROLAND] = create_any_midi_quirk,
562 [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk,
563 [QUIRK_MIDI_NOVATION] = create_any_midi_quirk,
564 [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk,
565 [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk,
566 [QUIRK_MIDI_CME] = create_any_midi_quirk,
567 [QUIRK_MIDI_AKAI] = create_any_midi_quirk,
568 [QUIRK_MIDI_FTDI] = create_any_midi_quirk,
569 [QUIRK_MIDI_CH345] = create_any_midi_quirk,
570 [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,
571 [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,
572 [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk,
573 [QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk,
574 };
575
576 if (quirk->type < QUIRK_TYPE_COUNT) {
577 return quirk_funcs[quirk->type](chip, iface, driver, quirk);
578 } else {
579 usb_audio_err(chip, "invalid quirk type %d\n", quirk->type);
580 return -ENXIO;
581 }
582 }
583
584 /*
585 * boot quirks
586 */
587
588 #define EXTIGY_FIRMWARE_SIZE_OLD 794
589 #define EXTIGY_FIRMWARE_SIZE_NEW 483
590
snd_usb_extigy_boot_quirk(struct usb_device * dev,struct usb_interface * intf)591 static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf)
592 {
593 struct usb_host_config *config = dev->actconfig;
594 int err;
595
596 if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD ||
597 le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) {
598 dev_dbg(&dev->dev, "sending Extigy boot sequence...\n");
599 /* Send message to force it to reconnect with full interface. */
600 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0),
601 0x10, 0x43, 0x0001, 0x000a, NULL, 0);
602 if (err < 0)
603 dev_dbg(&dev->dev, "error sending boot message: %d\n", err);
604 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
605 &dev->descriptor, sizeof(dev->descriptor));
606 config = dev->actconfig;
607 if (err < 0)
608 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
609 err = usb_reset_configuration(dev);
610 if (err < 0)
611 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
612 dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n",
613 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
614 return -ENODEV; /* quit this anyway */
615 }
616 return 0;
617 }
618
snd_usb_audigy2nx_boot_quirk(struct usb_device * dev)619 static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev)
620 {
621 u8 buf = 1;
622
623 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a,
624 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,
625 0, 0, &buf, 1);
626 if (buf == 0) {
627 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29,
628 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
629 1, 2000, NULL, 0);
630 return -ENODEV;
631 }
632 return 0;
633 }
634
snd_usb_fasttrackpro_boot_quirk(struct usb_device * dev)635 static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev)
636 {
637 int err;
638
639 if (dev->actconfig->desc.bConfigurationValue == 1) {
640 dev_info(&dev->dev,
641 "Fast Track Pro switching to config #2\n");
642 /* This function has to be available by the usb core module.
643 * if it is not avialable the boot quirk has to be left out
644 * and the configuration has to be set by udev or hotplug
645 * rules
646 */
647 err = usb_driver_set_configuration(dev, 2);
648 if (err < 0)
649 dev_dbg(&dev->dev,
650 "error usb_driver_set_configuration: %d\n",
651 err);
652 /* Always return an error, so that we stop creating a device
653 that will just be destroyed and recreated with a new
654 configuration */
655 return -ENODEV;
656 } else
657 dev_info(&dev->dev, "Fast Track Pro config OK\n");
658
659 return 0;
660 }
661
662 /*
663 * C-Media CM106/CM106+ have four 16-bit internal registers that are nicely
664 * documented in the device's data sheet.
665 */
snd_usb_cm106_write_int_reg(struct usb_device * dev,int reg,u16 value)666 static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value)
667 {
668 u8 buf[4];
669 buf[0] = 0x20;
670 buf[1] = value & 0xff;
671 buf[2] = (value >> 8) & 0xff;
672 buf[3] = reg;
673 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION,
674 USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT,
675 0, 0, &buf, 4);
676 }
677
snd_usb_cm106_boot_quirk(struct usb_device * dev)678 static int snd_usb_cm106_boot_quirk(struct usb_device *dev)
679 {
680 /*
681 * Enable line-out driver mode, set headphone source to front
682 * channels, enable stereo mic.
683 */
684 return snd_usb_cm106_write_int_reg(dev, 2, 0x8004);
685 }
686
687 /*
688 * CM6206 registers from the CM6206 datasheet rev 2.1
689 */
690 #define CM6206_REG0_DMA_MASTER BIT(15)
691 #define CM6206_REG0_SPDIFO_RATE_48K (2 << 12)
692 #define CM6206_REG0_SPDIFO_RATE_96K (7 << 12)
693 /* Bit 4 thru 11 is the S/PDIF category code */
694 #define CM6206_REG0_SPDIFO_CAT_CODE_GENERAL (0 << 4)
695 #define CM6206_REG0_SPDIFO_EMPHASIS_CD BIT(3)
696 #define CM6206_REG0_SPDIFO_COPYRIGHT_NA BIT(2)
697 #define CM6206_REG0_SPDIFO_NON_AUDIO BIT(1)
698 #define CM6206_REG0_SPDIFO_PRO_FORMAT BIT(0)
699
700 #define CM6206_REG1_TEST_SEL_CLK BIT(14)
701 #define CM6206_REG1_PLLBIN_EN BIT(13)
702 #define CM6206_REG1_SOFT_MUTE_EN BIT(12)
703 #define CM6206_REG1_GPIO4_OUT BIT(11)
704 #define CM6206_REG1_GPIO4_OE BIT(10)
705 #define CM6206_REG1_GPIO3_OUT BIT(9)
706 #define CM6206_REG1_GPIO3_OE BIT(8)
707 #define CM6206_REG1_GPIO2_OUT BIT(7)
708 #define CM6206_REG1_GPIO2_OE BIT(6)
709 #define CM6206_REG1_GPIO1_OUT BIT(5)
710 #define CM6206_REG1_GPIO1_OE BIT(4)
711 #define CM6206_REG1_SPDIFO_INVALID BIT(3)
712 #define CM6206_REG1_SPDIF_LOOP_EN BIT(2)
713 #define CM6206_REG1_SPDIFO_DIS BIT(1)
714 #define CM6206_REG1_SPDIFI_MIX BIT(0)
715
716 #define CM6206_REG2_DRIVER_ON BIT(15)
717 #define CM6206_REG2_HEADP_SEL_SIDE_CHANNELS (0 << 13)
718 #define CM6206_REG2_HEADP_SEL_SURROUND_CHANNELS (1 << 13)
719 #define CM6206_REG2_HEADP_SEL_CENTER_SUBW (2 << 13)
720 #define CM6206_REG2_HEADP_SEL_FRONT_CHANNELS (3 << 13)
721 #define CM6206_REG2_MUTE_HEADPHONE_RIGHT BIT(12)
722 #define CM6206_REG2_MUTE_HEADPHONE_LEFT BIT(11)
723 #define CM6206_REG2_MUTE_REAR_SURROUND_RIGHT BIT(10)
724 #define CM6206_REG2_MUTE_REAR_SURROUND_LEFT BIT(9)
725 #define CM6206_REG2_MUTE_SIDE_SURROUND_RIGHT BIT(8)
726 #define CM6206_REG2_MUTE_SIDE_SURROUND_LEFT BIT(7)
727 #define CM6206_REG2_MUTE_SUBWOOFER BIT(6)
728 #define CM6206_REG2_MUTE_CENTER BIT(5)
729 #define CM6206_REG2_MUTE_RIGHT_FRONT BIT(3)
730 #define CM6206_REG2_MUTE_LEFT_FRONT BIT(3)
731 #define CM6206_REG2_EN_BTL BIT(2)
732 #define CM6206_REG2_MCUCLKSEL_1_5_MHZ (0)
733 #define CM6206_REG2_MCUCLKSEL_3_MHZ (1)
734 #define CM6206_REG2_MCUCLKSEL_6_MHZ (2)
735 #define CM6206_REG2_MCUCLKSEL_12_MHZ (3)
736
737 /* Bit 11..13 sets the sensitivity to FLY tuner volume control VP/VD signal */
738 #define CM6206_REG3_FLYSPEED_DEFAULT (2 << 11)
739 #define CM6206_REG3_VRAP25EN BIT(10)
740 #define CM6206_REG3_MSEL1 BIT(9)
741 #define CM6206_REG3_SPDIFI_RATE_44_1K BIT(0 << 7)
742 #define CM6206_REG3_SPDIFI_RATE_48K BIT(2 << 7)
743 #define CM6206_REG3_SPDIFI_RATE_32K BIT(3 << 7)
744 #define CM6206_REG3_PINSEL BIT(6)
745 #define CM6206_REG3_FOE BIT(5)
746 #define CM6206_REG3_ROE BIT(4)
747 #define CM6206_REG3_CBOE BIT(3)
748 #define CM6206_REG3_LOSE BIT(2)
749 #define CM6206_REG3_HPOE BIT(1)
750 #define CM6206_REG3_SPDIFI_CANREC BIT(0)
751
752 #define CM6206_REG5_DA_RSTN BIT(13)
753 #define CM6206_REG5_AD_RSTN BIT(12)
754 #define CM6206_REG5_SPDIFO_AD2SPDO BIT(12)
755 #define CM6206_REG5_SPDIFO_SEL_FRONT (0 << 9)
756 #define CM6206_REG5_SPDIFO_SEL_SIDE_SUR (1 << 9)
757 #define CM6206_REG5_SPDIFO_SEL_CEN_LFE (2 << 9)
758 #define CM6206_REG5_SPDIFO_SEL_REAR_SUR (3 << 9)
759 #define CM6206_REG5_CODECM BIT(8)
760 #define CM6206_REG5_EN_HPF BIT(7)
761 #define CM6206_REG5_T_SEL_DSDA4 BIT(6)
762 #define CM6206_REG5_T_SEL_DSDA3 BIT(5)
763 #define CM6206_REG5_T_SEL_DSDA2 BIT(4)
764 #define CM6206_REG5_T_SEL_DSDA1 BIT(3)
765 #define CM6206_REG5_T_SEL_DSDAD_NORMAL 0
766 #define CM6206_REG5_T_SEL_DSDAD_FRONT 4
767 #define CM6206_REG5_T_SEL_DSDAD_S_SURROUND 5
768 #define CM6206_REG5_T_SEL_DSDAD_CEN_LFE 6
769 #define CM6206_REG5_T_SEL_DSDAD_R_SURROUND 7
770
snd_usb_cm6206_boot_quirk(struct usb_device * dev)771 static int snd_usb_cm6206_boot_quirk(struct usb_device *dev)
772 {
773 int err = 0, reg;
774 int val[] = {
775 /*
776 * Values here are chosen based on sniffing USB traffic
777 * under Windows.
778 *
779 * REG0: DAC is master, sample rate 48kHz, no copyright
780 */
781 CM6206_REG0_SPDIFO_RATE_48K |
782 CM6206_REG0_SPDIFO_COPYRIGHT_NA,
783 /*
784 * REG1: PLL binary search enable, soft mute enable.
785 */
786 CM6206_REG1_PLLBIN_EN |
787 CM6206_REG1_SOFT_MUTE_EN,
788 /*
789 * REG2: enable output drivers,
790 * select front channels to the headphone output,
791 * then mute the headphone channels, run the MCU
792 * at 1.5 MHz.
793 */
794 CM6206_REG2_DRIVER_ON |
795 CM6206_REG2_HEADP_SEL_FRONT_CHANNELS |
796 CM6206_REG2_MUTE_HEADPHONE_RIGHT |
797 CM6206_REG2_MUTE_HEADPHONE_LEFT,
798 /*
799 * REG3: default flyspeed, set 2.5V mic bias
800 * enable all line out ports and enable SPDIF
801 */
802 CM6206_REG3_FLYSPEED_DEFAULT |
803 CM6206_REG3_VRAP25EN |
804 CM6206_REG3_FOE |
805 CM6206_REG3_ROE |
806 CM6206_REG3_CBOE |
807 CM6206_REG3_LOSE |
808 CM6206_REG3_HPOE |
809 CM6206_REG3_SPDIFI_CANREC,
810 /* REG4 is just a bunch of GPIO lines */
811 0x0000,
812 /* REG5: de-assert AD/DA reset signals */
813 CM6206_REG5_DA_RSTN |
814 CM6206_REG5_AD_RSTN };
815
816 for (reg = 0; reg < ARRAY_SIZE(val); reg++) {
817 err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]);
818 if (err < 0)
819 return err;
820 }
821
822 return err;
823 }
824
825 /* quirk for Plantronics GameCom 780 with CM6302 chip */
snd_usb_gamecon780_boot_quirk(struct usb_device * dev)826 static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev)
827 {
828 /* set the initial volume and don't change; other values are either
829 * too loud or silent due to firmware bug (bko#65251)
830 */
831 u8 buf[2] = { 0x74, 0xe3 };
832 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
833 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
834 UAC_FU_VOLUME << 8, 9 << 8, buf, 2);
835 }
836
837 /*
838 * Novation Twitch DJ controller
839 * Focusrite Novation Saffire 6 USB audio card
840 */
snd_usb_novation_boot_quirk(struct usb_device * dev)841 static int snd_usb_novation_boot_quirk(struct usb_device *dev)
842 {
843 /* preemptively set up the device because otherwise the
844 * raw MIDI endpoints are not active */
845 usb_set_interface(dev, 0, 1);
846 return 0;
847 }
848
849 /*
850 * This call will put the synth in "USB send" mode, i.e it will send MIDI
851 * messages through USB (this is disabled at startup). The synth will
852 * acknowledge by sending a sysex on endpoint 0x85 and by displaying a USB
853 * sign on its LCD. Values here are chosen based on sniffing USB traffic
854 * under Windows.
855 */
snd_usb_accessmusic_boot_quirk(struct usb_device * dev)856 static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev)
857 {
858 int err, actual_length;
859 /* "midi send" enable */
860 static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 };
861 void *buf;
862
863 if (usb_pipe_type_check(dev, usb_sndintpipe(dev, 0x05)))
864 return -EINVAL;
865 buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL);
866 if (!buf)
867 return -ENOMEM;
868 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf,
869 ARRAY_SIZE(seq), &actual_length, 1000);
870 kfree(buf);
871 if (err < 0)
872 return err;
873
874 return 0;
875 }
876
877 /*
878 * Some sound cards from Native Instruments are in fact compliant to the USB
879 * audio standard of version 2 and other approved USB standards, even though
880 * they come up as vendor-specific device when first connected.
881 *
882 * However, they can be told to come up with a new set of descriptors
883 * upon their next enumeration, and the interfaces announced by the new
884 * descriptors will then be handled by the kernel's class drivers. As the
885 * product ID will also change, no further checks are required.
886 */
887
snd_usb_nativeinstruments_boot_quirk(struct usb_device * dev)888 static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev)
889 {
890 int ret;
891
892 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
893 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
894 1, 0, NULL, 0, 1000);
895
896 if (ret < 0)
897 return ret;
898
899 usb_reset_device(dev);
900
901 /* return -EAGAIN, so the creation of an audio interface for this
902 * temporary device is aborted. The device will reconnect with a
903 * new product ID */
904 return -EAGAIN;
905 }
906
mbox2_setup_48_24_magic(struct usb_device * dev)907 static void mbox2_setup_48_24_magic(struct usb_device *dev)
908 {
909 u8 srate[3];
910 u8 temp[12];
911
912 /* Choose 48000Hz permanently */
913 srate[0] = 0x80;
914 srate[1] = 0xbb;
915 srate[2] = 0x00;
916
917 /* Send the magic! */
918 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
919 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003);
920 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
921 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003);
922 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
923 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003);
924 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
925 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003);
926 return;
927 }
928
929 /* Digidesign Mbox 2 needs to load firmware onboard
930 * and driver must wait a few seconds for initialisation.
931 */
932
933 #define MBOX2_FIRMWARE_SIZE 646
934 #define MBOX2_BOOT_LOADING 0x01 /* Hard coded into the device */
935 #define MBOX2_BOOT_READY 0x02 /* Hard coded into the device */
936
snd_usb_mbox2_boot_quirk(struct usb_device * dev)937 static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)
938 {
939 struct usb_host_config *config = dev->actconfig;
940 int err;
941 u8 bootresponse[0x12];
942 int fwsize;
943 int count;
944
945 fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength);
946
947 if (fwsize != MBOX2_FIRMWARE_SIZE) {
948 dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize);
949 return -ENODEV;
950 }
951
952 dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n");
953
954 count = 0;
955 bootresponse[0] = MBOX2_BOOT_LOADING;
956 while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) {
957 msleep(500); /* 0.5 second delay */
958 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
959 /* Control magic - load onboard firmware */
960 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012);
961 if (bootresponse[0] == MBOX2_BOOT_READY)
962 break;
963 dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n");
964 count++;
965 }
966
967 if (bootresponse[0] != MBOX2_BOOT_READY) {
968 dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]);
969 return -ENODEV;
970 }
971
972 dev_dbg(&dev->dev, "device initialised!\n");
973
974 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
975 &dev->descriptor, sizeof(dev->descriptor));
976 config = dev->actconfig;
977 if (err < 0)
978 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
979
980 err = usb_reset_configuration(dev);
981 if (err < 0)
982 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
983 dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n",
984 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
985
986 mbox2_setup_48_24_magic(dev);
987
988 dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz");
989
990 return 0; /* Successful boot */
991 }
992
snd_usb_axefx3_boot_quirk(struct usb_device * dev)993 static int snd_usb_axefx3_boot_quirk(struct usb_device *dev)
994 {
995 int err;
996
997 dev_dbg(&dev->dev, "Waiting for Axe-Fx III to boot up...\n");
998
999 /* If the Axe-Fx III has not fully booted, it will timeout when trying
1000 * to enable the audio streaming interface. A more generous timeout is
1001 * used here to detect when the Axe-Fx III has finished booting as the
1002 * set interface message will be acked once it has
1003 */
1004 err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
1005 USB_REQ_SET_INTERFACE, USB_RECIP_INTERFACE,
1006 1, 1, NULL, 0, 120000);
1007 if (err < 0) {
1008 dev_err(&dev->dev,
1009 "failed waiting for Axe-Fx III to boot: %d\n", err);
1010 return err;
1011 }
1012
1013 dev_dbg(&dev->dev, "Axe-Fx III is now ready\n");
1014
1015 err = usb_set_interface(dev, 1, 0);
1016 if (err < 0)
1017 dev_dbg(&dev->dev,
1018 "error stopping Axe-Fx III interface: %d\n", err);
1019
1020 return 0;
1021 }
1022
1023
1024 #define MICROBOOK_BUF_SIZE 128
1025
snd_usb_motu_microbookii_communicate(struct usb_device * dev,u8 * buf,int buf_size,int * length)1026 static int snd_usb_motu_microbookii_communicate(struct usb_device *dev, u8 *buf,
1027 int buf_size, int *length)
1028 {
1029 int err, actual_length;
1030
1031 if (usb_pipe_type_check(dev, usb_sndintpipe(dev, 0x01)))
1032 return -EINVAL;
1033 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x01), buf, *length,
1034 &actual_length, 1000);
1035 if (err < 0)
1036 return err;
1037
1038 print_hex_dump(KERN_DEBUG, "MicroBookII snd: ", DUMP_PREFIX_NONE, 16, 1,
1039 buf, actual_length, false);
1040
1041 memset(buf, 0, buf_size);
1042
1043 if (usb_pipe_type_check(dev, usb_rcvintpipe(dev, 0x82)))
1044 return -EINVAL;
1045 err = usb_interrupt_msg(dev, usb_rcvintpipe(dev, 0x82), buf, buf_size,
1046 &actual_length, 1000);
1047 if (err < 0)
1048 return err;
1049
1050 print_hex_dump(KERN_DEBUG, "MicroBookII rcv: ", DUMP_PREFIX_NONE, 16, 1,
1051 buf, actual_length, false);
1052
1053 *length = actual_length;
1054 return 0;
1055 }
1056
snd_usb_motu_microbookii_boot_quirk(struct usb_device * dev)1057 static int snd_usb_motu_microbookii_boot_quirk(struct usb_device *dev)
1058 {
1059 int err, actual_length, poll_attempts = 0;
1060 static const u8 set_samplerate_seq[] = { 0x00, 0x00, 0x00, 0x00,
1061 0x00, 0x00, 0x0b, 0x14,
1062 0x00, 0x00, 0x00, 0x01 };
1063 static const u8 poll_ready_seq[] = { 0x00, 0x04, 0x00, 0x00,
1064 0x00, 0x00, 0x0b, 0x18 };
1065 u8 *buf = kzalloc(MICROBOOK_BUF_SIZE, GFP_KERNEL);
1066
1067 if (!buf)
1068 return -ENOMEM;
1069
1070 dev_info(&dev->dev, "Waiting for MOTU Microbook II to boot up...\n");
1071
1072 /* First we tell the device which sample rate to use. */
1073 memcpy(buf, set_samplerate_seq, sizeof(set_samplerate_seq));
1074 actual_length = sizeof(set_samplerate_seq);
1075 err = snd_usb_motu_microbookii_communicate(dev, buf, MICROBOOK_BUF_SIZE,
1076 &actual_length);
1077
1078 if (err < 0) {
1079 dev_err(&dev->dev,
1080 "failed setting the sample rate for Motu MicroBook II: %d\n",
1081 err);
1082 goto free_buf;
1083 }
1084
1085 /* Then we poll every 100 ms until the device informs of its readiness. */
1086 while (true) {
1087 if (++poll_attempts > 100) {
1088 dev_err(&dev->dev,
1089 "failed booting Motu MicroBook II: timeout\n");
1090 err = -ENODEV;
1091 goto free_buf;
1092 }
1093
1094 memset(buf, 0, MICROBOOK_BUF_SIZE);
1095 memcpy(buf, poll_ready_seq, sizeof(poll_ready_seq));
1096
1097 actual_length = sizeof(poll_ready_seq);
1098 err = snd_usb_motu_microbookii_communicate(
1099 dev, buf, MICROBOOK_BUF_SIZE, &actual_length);
1100 if (err < 0) {
1101 dev_err(&dev->dev,
1102 "failed booting Motu MicroBook II: communication error %d\n",
1103 err);
1104 goto free_buf;
1105 }
1106
1107 /* the device signals its readiness through a message of the
1108 * form
1109 * XX 06 00 00 00 00 0b 18 00 00 00 01
1110 * If the device is not yet ready to accept audio data, the
1111 * last byte of that sequence is 00.
1112 */
1113 if (actual_length == 12 && buf[actual_length - 1] == 1)
1114 break;
1115
1116 msleep(100);
1117 }
1118
1119 dev_info(&dev->dev, "MOTU MicroBook II ready\n");
1120
1121 free_buf:
1122 kfree(buf);
1123 return err;
1124 }
1125
snd_usb_motu_m_series_boot_quirk(struct usb_device * dev)1126 static int snd_usb_motu_m_series_boot_quirk(struct usb_device *dev)
1127 {
1128 msleep(2000);
1129
1130 return 0;
1131 }
1132
1133 /*
1134 * Setup quirks
1135 */
1136 #define MAUDIO_SET 0x01 /* parse device_setup */
1137 #define MAUDIO_SET_COMPATIBLE 0x80 /* use only "win-compatible" interfaces */
1138 #define MAUDIO_SET_DTS 0x02 /* enable DTS Digital Output */
1139 #define MAUDIO_SET_96K 0x04 /* 48-96kHz rate if set, 8-48kHz otherwise */
1140 #define MAUDIO_SET_24B 0x08 /* 24bits sample if set, 16bits otherwise */
1141 #define MAUDIO_SET_DI 0x10 /* enable Digital Input */
1142 #define MAUDIO_SET_MASK 0x1f /* bit mask for setup value */
1143 #define MAUDIO_SET_24B_48K_DI 0x19 /* 24bits+48kHz+Digital Input */
1144 #define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48kHz+No Digital Input */
1145 #define MAUDIO_SET_16B_48K_DI 0x11 /* 16bits+48kHz+Digital Input */
1146 #define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48kHz+No Digital Input */
1147
quattro_skip_setting_quirk(struct snd_usb_audio * chip,int iface,int altno)1148 static int quattro_skip_setting_quirk(struct snd_usb_audio *chip,
1149 int iface, int altno)
1150 {
1151 /* Reset ALL ifaces to 0 altsetting.
1152 * Call it for every possible altsetting of every interface.
1153 */
1154 usb_set_interface(chip->dev, iface, 0);
1155 if (chip->setup & MAUDIO_SET) {
1156 if (chip->setup & MAUDIO_SET_COMPATIBLE) {
1157 if (iface != 1 && iface != 2)
1158 return 1; /* skip all interfaces but 1 and 2 */
1159 } else {
1160 unsigned int mask;
1161 if (iface == 1 || iface == 2)
1162 return 1; /* skip interfaces 1 and 2 */
1163 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
1164 return 1; /* skip this altsetting */
1165 mask = chip->setup & MAUDIO_SET_MASK;
1166 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
1167 return 1; /* skip this altsetting */
1168 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
1169 return 1; /* skip this altsetting */
1170 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4)
1171 return 1; /* skip this altsetting */
1172 }
1173 }
1174 usb_audio_dbg(chip,
1175 "using altsetting %d for interface %d config %d\n",
1176 altno, iface, chip->setup);
1177 return 0; /* keep this altsetting */
1178 }
1179
audiophile_skip_setting_quirk(struct snd_usb_audio * chip,int iface,int altno)1180 static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip,
1181 int iface,
1182 int altno)
1183 {
1184 /* Reset ALL ifaces to 0 altsetting.
1185 * Call it for every possible altsetting of every interface.
1186 */
1187 usb_set_interface(chip->dev, iface, 0);
1188
1189 if (chip->setup & MAUDIO_SET) {
1190 unsigned int mask;
1191 if ((chip->setup & MAUDIO_SET_DTS) && altno != 6)
1192 return 1; /* skip this altsetting */
1193 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
1194 return 1; /* skip this altsetting */
1195 mask = chip->setup & MAUDIO_SET_MASK;
1196 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
1197 return 1; /* skip this altsetting */
1198 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
1199 return 1; /* skip this altsetting */
1200 if (mask == MAUDIO_SET_16B_48K_DI && altno != 4)
1201 return 1; /* skip this altsetting */
1202 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5)
1203 return 1; /* skip this altsetting */
1204 }
1205
1206 return 0; /* keep this altsetting */
1207 }
1208
fasttrackpro_skip_setting_quirk(struct snd_usb_audio * chip,int iface,int altno)1209 static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip,
1210 int iface, int altno)
1211 {
1212 /* Reset ALL ifaces to 0 altsetting.
1213 * Call it for every possible altsetting of every interface.
1214 */
1215 usb_set_interface(chip->dev, iface, 0);
1216
1217 /* possible configuration where both inputs and only one output is
1218 *used is not supported by the current setup
1219 */
1220 if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) {
1221 if (chip->setup & MAUDIO_SET_96K) {
1222 if (altno != 3 && altno != 6)
1223 return 1;
1224 } else if (chip->setup & MAUDIO_SET_DI) {
1225 if (iface == 4)
1226 return 1; /* no analog input */
1227 if (altno != 2 && altno != 5)
1228 return 1; /* enable only altsets 2 and 5 */
1229 } else {
1230 if (iface == 5)
1231 return 1; /* disable digialt input */
1232 if (altno != 2 && altno != 5)
1233 return 1; /* enalbe only altsets 2 and 5 */
1234 }
1235 } else {
1236 /* keep only 16-Bit mode */
1237 if (altno != 1)
1238 return 1;
1239 }
1240
1241 usb_audio_dbg(chip,
1242 "using altsetting %d for interface %d config %d\n",
1243 altno, iface, chip->setup);
1244 return 0; /* keep this altsetting */
1245 }
1246
s1810c_skip_setting_quirk(struct snd_usb_audio * chip,int iface,int altno)1247 static int s1810c_skip_setting_quirk(struct snd_usb_audio *chip,
1248 int iface, int altno)
1249 {
1250 /*
1251 * Altno settings:
1252 *
1253 * Playback (Interface 1):
1254 * 1: 6 Analog + 2 S/PDIF
1255 * 2: 6 Analog + 2 S/PDIF
1256 * 3: 6 Analog
1257 *
1258 * Capture (Interface 2):
1259 * 1: 8 Analog + 2 S/PDIF + 8 ADAT
1260 * 2: 8 Analog + 2 S/PDIF + 4 ADAT
1261 * 3: 8 Analog
1262 */
1263
1264 /*
1265 * I'll leave 2 as the default one and
1266 * use device_setup to switch to the
1267 * other two.
1268 */
1269 if ((chip->setup == 0 || chip->setup > 2) && altno != 2)
1270 return 1;
1271 else if (chip->setup == 1 && altno != 1)
1272 return 1;
1273 else if (chip->setup == 2 && altno != 3)
1274 return 1;
1275
1276 return 0;
1277 }
1278
snd_usb_apply_interface_quirk(struct snd_usb_audio * chip,int iface,int altno)1279 int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,
1280 int iface,
1281 int altno)
1282 {
1283 /* audiophile usb: skip altsets incompatible with device_setup */
1284 if (chip->usb_id == USB_ID(0x0763, 0x2003))
1285 return audiophile_skip_setting_quirk(chip, iface, altno);
1286 /* quattro usb: skip altsets incompatible with device_setup */
1287 if (chip->usb_id == USB_ID(0x0763, 0x2001))
1288 return quattro_skip_setting_quirk(chip, iface, altno);
1289 /* fasttrackpro usb: skip altsets incompatible with device_setup */
1290 if (chip->usb_id == USB_ID(0x0763, 0x2012))
1291 return fasttrackpro_skip_setting_quirk(chip, iface, altno);
1292 /* presonus studio 1810c: skip altsets incompatible with device_setup */
1293 if (chip->usb_id == USB_ID(0x194f, 0x010c))
1294 return s1810c_skip_setting_quirk(chip, iface, altno);
1295
1296
1297 return 0;
1298 }
1299
snd_usb_apply_boot_quirk(struct usb_device * dev,struct usb_interface * intf,const struct snd_usb_audio_quirk * quirk,unsigned int id)1300 int snd_usb_apply_boot_quirk(struct usb_device *dev,
1301 struct usb_interface *intf,
1302 const struct snd_usb_audio_quirk *quirk,
1303 unsigned int id)
1304 {
1305 switch (id) {
1306 case USB_ID(0x041e, 0x3000):
1307 /* SB Extigy needs special boot-up sequence */
1308 /* if more models come, this will go to the quirk list. */
1309 return snd_usb_extigy_boot_quirk(dev, intf);
1310
1311 case USB_ID(0x041e, 0x3020):
1312 /* SB Audigy 2 NX needs its own boot-up magic, too */
1313 return snd_usb_audigy2nx_boot_quirk(dev);
1314
1315 case USB_ID(0x10f5, 0x0200):
1316 /* C-Media CM106 / Turtle Beach Audio Advantage Roadie */
1317 return snd_usb_cm106_boot_quirk(dev);
1318
1319 case USB_ID(0x0d8c, 0x0102):
1320 /* C-Media CM6206 / CM106-Like Sound Device */
1321 case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */
1322 return snd_usb_cm6206_boot_quirk(dev);
1323
1324 case USB_ID(0x0dba, 0x3000):
1325 /* Digidesign Mbox 2 */
1326 return snd_usb_mbox2_boot_quirk(dev);
1327
1328 case USB_ID(0x1235, 0x0010): /* Focusrite Novation Saffire 6 USB */
1329 case USB_ID(0x1235, 0x0018): /* Focusrite Novation Twitch */
1330 return snd_usb_novation_boot_quirk(dev);
1331
1332 case USB_ID(0x133e, 0x0815):
1333 /* Access Music VirusTI Desktop */
1334 return snd_usb_accessmusic_boot_quirk(dev);
1335
1336 case USB_ID(0x17cc, 0x1000): /* Komplete Audio 6 */
1337 case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */
1338 case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */
1339 return snd_usb_nativeinstruments_boot_quirk(dev);
1340 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1341 return snd_usb_fasttrackpro_boot_quirk(dev);
1342 case USB_ID(0x047f, 0xc010): /* Plantronics Gamecom 780 */
1343 return snd_usb_gamecon780_boot_quirk(dev);
1344 case USB_ID(0x2466, 0x8010): /* Fractal Audio Axe-Fx 3 */
1345 return snd_usb_axefx3_boot_quirk(dev);
1346 case USB_ID(0x07fd, 0x0004): /* MOTU MicroBook II */
1347 /*
1348 * For some reason interface 3 with vendor-spec class is
1349 * detected on MicroBook IIc.
1350 */
1351 if (get_iface_desc(intf->altsetting)->bInterfaceClass ==
1352 USB_CLASS_VENDOR_SPEC &&
1353 get_iface_desc(intf->altsetting)->bInterfaceNumber < 3)
1354 return snd_usb_motu_microbookii_boot_quirk(dev);
1355 break;
1356 }
1357
1358 return 0;
1359 }
1360
snd_usb_apply_boot_quirk_once(struct usb_device * dev,struct usb_interface * intf,const struct snd_usb_audio_quirk * quirk,unsigned int id)1361 int snd_usb_apply_boot_quirk_once(struct usb_device *dev,
1362 struct usb_interface *intf,
1363 const struct snd_usb_audio_quirk *quirk,
1364 unsigned int id)
1365 {
1366 switch (id) {
1367 case USB_ID(0x07fd, 0x0008): /* MOTU M Series */
1368 return snd_usb_motu_m_series_boot_quirk(dev);
1369 }
1370
1371 return 0;
1372 }
1373
1374 /*
1375 * check if the device uses big-endian samples
1376 */
snd_usb_is_big_endian_format(struct snd_usb_audio * chip,const struct audioformat * fp)1377 int snd_usb_is_big_endian_format(struct snd_usb_audio *chip,
1378 const struct audioformat *fp)
1379 {
1380 /* it depends on altsetting whether the device is big-endian or not */
1381 switch (chip->usb_id) {
1382 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */
1383 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1384 fp->altsetting == 5 || fp->altsetting == 6)
1385 return 1;
1386 break;
1387 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1388 if (chip->setup == 0x00 ||
1389 fp->altsetting == 1 || fp->altsetting == 2 ||
1390 fp->altsetting == 3)
1391 return 1;
1392 break;
1393 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro */
1394 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1395 fp->altsetting == 5 || fp->altsetting == 6)
1396 return 1;
1397 break;
1398 }
1399 return 0;
1400 }
1401
1402 /*
1403 * For E-Mu 0404USB/0202USB/TrackerPre/0204 sample rate should be set for device,
1404 * not for interface.
1405 */
1406
1407 enum {
1408 EMU_QUIRK_SR_44100HZ = 0,
1409 EMU_QUIRK_SR_48000HZ,
1410 EMU_QUIRK_SR_88200HZ,
1411 EMU_QUIRK_SR_96000HZ,
1412 EMU_QUIRK_SR_176400HZ,
1413 EMU_QUIRK_SR_192000HZ
1414 };
1415
set_format_emu_quirk(struct snd_usb_substream * subs,const struct audioformat * fmt)1416 static void set_format_emu_quirk(struct snd_usb_substream *subs,
1417 const struct audioformat *fmt)
1418 {
1419 unsigned char emu_samplerate_id = 0;
1420
1421 /* When capture is active
1422 * sample rate shouldn't be changed
1423 * by playback substream
1424 */
1425 if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {
1426 if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].cur_audiofmt)
1427 return;
1428 }
1429
1430 switch (fmt->rate_min) {
1431 case 48000:
1432 emu_samplerate_id = EMU_QUIRK_SR_48000HZ;
1433 break;
1434 case 88200:
1435 emu_samplerate_id = EMU_QUIRK_SR_88200HZ;
1436 break;
1437 case 96000:
1438 emu_samplerate_id = EMU_QUIRK_SR_96000HZ;
1439 break;
1440 case 176400:
1441 emu_samplerate_id = EMU_QUIRK_SR_176400HZ;
1442 break;
1443 case 192000:
1444 emu_samplerate_id = EMU_QUIRK_SR_192000HZ;
1445 break;
1446 default:
1447 emu_samplerate_id = EMU_QUIRK_SR_44100HZ;
1448 break;
1449 }
1450 snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id);
1451 subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0;
1452 }
1453
pioneer_djm_set_format_quirk(struct snd_usb_substream * subs,u16 windex)1454 static int pioneer_djm_set_format_quirk(struct snd_usb_substream *subs,
1455 u16 windex)
1456 {
1457 unsigned int cur_rate = subs->data_endpoint->cur_rate;
1458 u8 sr[3];
1459 // Convert to little endian
1460 sr[0] = cur_rate & 0xff;
1461 sr[1] = (cur_rate >> 8) & 0xff;
1462 sr[2] = (cur_rate >> 16) & 0xff;
1463 usb_set_interface(subs->dev, 0, 1);
1464 // we should derive windex from fmt-sync_ep but it's not set
1465 snd_usb_ctl_msg(subs->stream->chip->dev,
1466 usb_sndctrlpipe(subs->stream->chip->dev, 0),
1467 0x01, 0x22, 0x0100, windex, &sr, 0x0003);
1468 return 0;
1469 }
1470
snd_usb_set_format_quirk(struct snd_usb_substream * subs,const struct audioformat * fmt)1471 void snd_usb_set_format_quirk(struct snd_usb_substream *subs,
1472 const struct audioformat *fmt)
1473 {
1474 switch (subs->stream->chip->usb_id) {
1475 case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */
1476 case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */
1477 case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */
1478 case USB_ID(0x041e, 0x3f19): /* E-Mu 0204 USB */
1479 set_format_emu_quirk(subs, fmt);
1480 break;
1481 case USB_ID(0x534d, 0x0021): /* MacroSilicon MS2100/MS2106 */
1482 case USB_ID(0x534d, 0x2109): /* MacroSilicon MS2109 */
1483 subs->stream_offset_adj = 2;
1484 break;
1485 case USB_ID(0x2b73, 0x0013): /* Pioneer DJM-450 */
1486 pioneer_djm_set_format_quirk(subs, 0x0082);
1487 break;
1488 case USB_ID(0x08e4, 0x017f): /* Pioneer DJM-750 */
1489 case USB_ID(0x08e4, 0x0163): /* Pioneer DJM-850 */
1490 pioneer_djm_set_format_quirk(subs, 0x0086);
1491 break;
1492 }
1493 }
1494
snd_usb_select_mode_quirk(struct snd_usb_audio * chip,const struct audioformat * fmt)1495 int snd_usb_select_mode_quirk(struct snd_usb_audio *chip,
1496 const struct audioformat *fmt)
1497 {
1498 struct usb_device *dev = chip->dev;
1499 int err;
1500
1501 if (chip->quirk_flags & QUIRK_FLAG_ITF_USB_DSD_DAC) {
1502 /* First switch to alt set 0, otherwise the mode switch cmd
1503 * will not be accepted by the DAC
1504 */
1505 err = usb_set_interface(dev, fmt->iface, 0);
1506 if (err < 0)
1507 return err;
1508
1509 msleep(20); /* Delay needed after setting the interface */
1510
1511 /* Vendor mode switch cmd is required. */
1512 if (fmt->formats & SNDRV_PCM_FMTBIT_DSD_U32_BE) {
1513 /* DSD mode (DSD_U32) requested */
1514 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1515 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1516 1, 1, NULL, 0);
1517 if (err < 0)
1518 return err;
1519
1520 } else {
1521 /* PCM or DOP mode (S32) requested */
1522 /* PCM mode (S16) requested */
1523 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1524 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1525 0, 1, NULL, 0);
1526 if (err < 0)
1527 return err;
1528
1529 }
1530 msleep(20);
1531 }
1532 return 0;
1533 }
1534
snd_usb_endpoint_start_quirk(struct snd_usb_endpoint * ep)1535 void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep)
1536 {
1537 /*
1538 * "Playback Design" products send bogus feedback data at the start
1539 * of the stream. Ignore them.
1540 */
1541 if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba &&
1542 ep->type == SND_USB_ENDPOINT_TYPE_SYNC)
1543 ep->skip_packets = 4;
1544
1545 /*
1546 * M-Audio Fast Track C400/C600 - when packets are not skipped, real
1547 * world latency varies by approx. +/- 50 frames (at 96kHz) each time
1548 * the stream is (re)started. When skipping packets 16 at endpoint
1549 * start up, the real world latency is stable within +/- 1 frame (also
1550 * across power cycles).
1551 */
1552 if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) ||
1553 ep->chip->usb_id == USB_ID(0x0763, 0x2031)) &&
1554 ep->type == SND_USB_ENDPOINT_TYPE_DATA)
1555 ep->skip_packets = 16;
1556
1557 /* Work around devices that report unreasonable feedback data */
1558 if ((ep->chip->usb_id == USB_ID(0x0644, 0x8038) || /* TEAC UD-H01 */
1559 ep->chip->usb_id == USB_ID(0x1852, 0x5034)) && /* T+A Dac8 */
1560 ep->syncmaxsize == 4)
1561 ep->tenor_fb_quirk = 1;
1562 }
1563
1564 /* quirk applied after snd_usb_ctl_msg(); not applied during boot quirks */
snd_usb_ctl_msg_quirk(struct usb_device * dev,unsigned int pipe,__u8 request,__u8 requesttype,__u16 value,__u16 index,void * data,__u16 size)1565 void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
1566 __u8 request, __u8 requesttype, __u16 value,
1567 __u16 index, void *data, __u16 size)
1568 {
1569 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1570
1571 if (!chip || (requesttype & USB_TYPE_MASK) != USB_TYPE_CLASS)
1572 return;
1573
1574 if (chip->quirk_flags & QUIRK_FLAG_CTL_MSG_DELAY)
1575 msleep(20);
1576 else if (chip->quirk_flags & QUIRK_FLAG_CTL_MSG_DELAY_1M)
1577 usleep_range(1000, 2000);
1578 else if (chip->quirk_flags & QUIRK_FLAG_CTL_MSG_DELAY_5M)
1579 usleep_range(5000, 6000);
1580 }
1581
1582 /*
1583 * snd_usb_interface_dsd_format_quirks() is called from format.c to
1584 * augment the PCM format bit-field for DSD types. The UAC standards
1585 * don't have a designated bit field to denote DSD-capable interfaces,
1586 * hence all hardware that is known to support this format has to be
1587 * listed here.
1588 */
snd_usb_interface_dsd_format_quirks(struct snd_usb_audio * chip,struct audioformat * fp,unsigned int sample_bytes)1589 u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
1590 struct audioformat *fp,
1591 unsigned int sample_bytes)
1592 {
1593 struct usb_interface *iface;
1594
1595 /* Playback Designs */
1596 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba &&
1597 USB_ID_PRODUCT(chip->usb_id) < 0x0110) {
1598 switch (fp->altsetting) {
1599 case 1:
1600 fp->dsd_dop = true;
1601 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1602 case 2:
1603 fp->dsd_bitrev = true;
1604 return SNDRV_PCM_FMTBIT_DSD_U8;
1605 case 3:
1606 fp->dsd_bitrev = true;
1607 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1608 }
1609 }
1610
1611 /* XMOS based USB DACs */
1612 switch (chip->usb_id) {
1613 case USB_ID(0x1511, 0x0037): /* AURALiC VEGA */
1614 case USB_ID(0x2522, 0x0012): /* LH Labs VI DAC Infinity */
1615 case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */
1616 if (fp->altsetting == 2)
1617 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1618 break;
1619
1620 case USB_ID(0x0d8c, 0x0316): /* Hegel HD12 DSD */
1621 case USB_ID(0x10cb, 0x0103): /* The Bit Opus #3; with fp->dsd_raw */
1622 case USB_ID(0x16d0, 0x06b2): /* NuPrime DAC-10 */
1623 case USB_ID(0x16d0, 0x09dd): /* Encore mDSD */
1624 case USB_ID(0x16d0, 0x0733): /* Furutech ADL Stratos */
1625 case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */
1626 case USB_ID(0x1db5, 0x0003): /* Bryston BDA3 */
1627 case USB_ID(0x22e1, 0xca01): /* HDTA Serenade DSD */
1628 case USB_ID(0x249c, 0x9326): /* M2Tech Young MkIII */
1629 case USB_ID(0x2616, 0x0106): /* PS Audio NuWave DAC */
1630 case USB_ID(0x2622, 0x0041): /* Audiolab M-DAC+ */
1631 case USB_ID(0x27f7, 0x3002): /* W4S DAC-2v2SE */
1632 case USB_ID(0x29a2, 0x0086): /* Mutec MC3+ USB */
1633 case USB_ID(0x6b42, 0x0042): /* MSB Technology */
1634 if (fp->altsetting == 3)
1635 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1636 break;
1637
1638 /* Amanero Combo384 USB based DACs with native DSD support */
1639 case USB_ID(0x16d0, 0x071a): /* Amanero - Combo384 */
1640 case USB_ID(0x2ab6, 0x0004): /* T+A DAC8DSD-V2.0, MP1000E-V2.0, MP2000R-V2.0, MP2500R-V2.0, MP3100HV-V2.0 */
1641 case USB_ID(0x2ab6, 0x0005): /* T+A USB HD Audio 1 */
1642 case USB_ID(0x2ab6, 0x0006): /* T+A USB HD Audio 2 */
1643 if (fp->altsetting == 2) {
1644 switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) {
1645 case 0x199:
1646 return SNDRV_PCM_FMTBIT_DSD_U32_LE;
1647 case 0x19b:
1648 case 0x203:
1649 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1650 default:
1651 break;
1652 }
1653 }
1654 break;
1655 case USB_ID(0x16d0, 0x0a23):
1656 if (fp->altsetting == 2)
1657 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1658 break;
1659
1660 default:
1661 break;
1662 }
1663
1664 /* ITF-USB DSD based DACs */
1665 if (chip->quirk_flags & QUIRK_FLAG_ITF_USB_DSD_DAC) {
1666 iface = usb_ifnum_to_if(chip->dev, fp->iface);
1667
1668 /* Altsetting 2 support native DSD if the num of altsets is
1669 * three (0-2),
1670 * Altsetting 3 support native DSD if the num of altsets is
1671 * four (0-3).
1672 */
1673 if (fp->altsetting == iface->num_altsetting - 1)
1674 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1675 }
1676
1677 /* Mostly generic method to detect many DSD-capable implementations */
1678 if ((chip->quirk_flags & QUIRK_FLAG_DSD_RAW) && fp->dsd_raw)
1679 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1680
1681 return 0;
1682 }
1683
snd_usb_audioformat_attributes_quirk(struct snd_usb_audio * chip,struct audioformat * fp,int stream)1684 void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
1685 struct audioformat *fp,
1686 int stream)
1687 {
1688 switch (chip->usb_id) {
1689 case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */
1690 /* Optoplay sets the sample rate attribute although
1691 * it seems not supporting it in fact.
1692 */
1693 fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE;
1694 break;
1695 case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */
1696 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1697 /* doesn't set the sample rate attribute, but supports it */
1698 fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE;
1699 break;
1700 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro USB */
1701 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1702 case USB_ID(0x047f, 0x0ca1): /* plantronics headset */
1703 case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is
1704 an older model 77d:223) */
1705 /*
1706 * plantronics headset and Griffin iMic have set adaptive-in
1707 * although it's really not...
1708 */
1709 fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;
1710 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
1711 fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE;
1712 else
1713 fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC;
1714 break;
1715 case USB_ID(0x07fd, 0x0004): /* MOTU MicroBook IIc */
1716 /*
1717 * MaxPacketsOnly attribute is erroneously set in endpoint
1718 * descriptors. As a result this card produces noise with
1719 * all sample rates other than 96 kHz.
1720 */
1721 fp->attributes &= ~UAC_EP_CS_ATTR_FILL_MAX;
1722 break;
1723 case USB_ID(0x1224, 0x2a25): /* Jieli Technology USB PHY 2.0 */
1724 /* mic works only when ep packet size is set to wMaxPacketSize */
1725 fp->attributes |= UAC_EP_CS_ATTR_FILL_MAX;
1726 break;
1727
1728 }
1729 }
1730
1731 /*
1732 * registration quirk:
1733 * the registration is skipped if a device matches with the given ID,
1734 * unless the interface reaches to the defined one. This is for delaying
1735 * the registration until the last known interface, so that the card and
1736 * devices appear at the same time.
1737 */
1738
1739 struct registration_quirk {
1740 unsigned int usb_id; /* composed via USB_ID() */
1741 unsigned int interface; /* the interface to trigger register */
1742 };
1743
1744 #define REG_QUIRK_ENTRY(vendor, product, iface) \
1745 { .usb_id = USB_ID(vendor, product), .interface = (iface) }
1746
1747 static const struct registration_quirk registration_quirks[] = {
1748 REG_QUIRK_ENTRY(0x0951, 0x16d8, 2), /* Kingston HyperX AMP */
1749 REG_QUIRK_ENTRY(0x0951, 0x16ed, 2), /* Kingston HyperX Cloud Alpha S */
1750 REG_QUIRK_ENTRY(0x0951, 0x16ea, 2), /* Kingston HyperX Cloud Flight S */
1751 REG_QUIRK_ENTRY(0x0ecb, 0x1f46, 2), /* JBL Quantum 600 */
1752 REG_QUIRK_ENTRY(0x0ecb, 0x1f47, 2), /* JBL Quantum 800 */
1753 REG_QUIRK_ENTRY(0x0ecb, 0x1f4c, 2), /* JBL Quantum 400 */
1754 REG_QUIRK_ENTRY(0x0ecb, 0x2039, 2), /* JBL Quantum 400 */
1755 REG_QUIRK_ENTRY(0x0ecb, 0x203c, 2), /* JBL Quantum 600 */
1756 REG_QUIRK_ENTRY(0x0ecb, 0x203e, 2), /* JBL Quantum 800 */
1757 { 0 } /* terminator */
1758 };
1759
1760 /* return true if skipping registration */
snd_usb_registration_quirk(struct snd_usb_audio * chip,int iface)1761 bool snd_usb_registration_quirk(struct snd_usb_audio *chip, int iface)
1762 {
1763 const struct registration_quirk *q;
1764
1765 for (q = registration_quirks; q->usb_id; q++)
1766 if (chip->usb_id == q->usb_id)
1767 return iface < q->interface;
1768
1769 /* Register as normal */
1770 return false;
1771 }
1772
1773 /*
1774 * driver behavior quirk flags
1775 */
1776 struct usb_audio_quirk_flags_table {
1777 u32 id;
1778 u32 flags;
1779 };
1780
1781 #define DEVICE_FLG(vid, pid, _flags) \
1782 { .id = USB_ID(vid, pid), .flags = (_flags) }
1783 #define VENDOR_FLG(vid, _flags) DEVICE_FLG(vid, 0, _flags)
1784
1785 static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
1786 /* Device matches */
1787 DEVICE_FLG(0x041e, 0x3000, /* Creative SB Extigy */
1788 QUIRK_FLAG_IGNORE_CTL_ERROR),
1789 DEVICE_FLG(0x041e, 0x4080, /* Creative Live Cam VF0610 */
1790 QUIRK_FLAG_GET_SAMPLE_RATE),
1791 DEVICE_FLG(0x046d, 0x084c, /* Logitech ConferenceCam Connect */
1792 QUIRK_FLAG_GET_SAMPLE_RATE | QUIRK_FLAG_CTL_MSG_DELAY_1M),
1793 DEVICE_FLG(0x046d, 0x0991, /* Logitech QuickCam Pro */
1794 QUIRK_FLAG_CTL_MSG_DELAY_1M | QUIRK_FLAG_IGNORE_CTL_ERROR),
1795 DEVICE_FLG(0x046d, 0x09a4, /* Logitech QuickCam E 3500 */
1796 QUIRK_FLAG_CTL_MSG_DELAY_1M | QUIRK_FLAG_IGNORE_CTL_ERROR),
1797 DEVICE_FLG(0x0499, 0x1509, /* Steinberg UR22 */
1798 QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1799 DEVICE_FLG(0x04d8, 0xfeea, /* Benchmark DAC1 Pre */
1800 QUIRK_FLAG_GET_SAMPLE_RATE),
1801 DEVICE_FLG(0x04e8, 0xa051, /* Samsung USBC Headset (AKG) */
1802 QUIRK_FLAG_SKIP_CLOCK_SELECTOR | QUIRK_FLAG_CTL_MSG_DELAY_5M),
1803 DEVICE_FLG(0x054c, 0x0b8c, /* Sony WALKMAN NW-A45 DAC */
1804 QUIRK_FLAG_SET_IFACE_FIRST),
1805 DEVICE_FLG(0x0556, 0x0014, /* Phoenix Audio TMX320VC */
1806 QUIRK_FLAG_GET_SAMPLE_RATE),
1807 DEVICE_FLG(0x05a3, 0x9420, /* ELP HD USB Camera */
1808 QUIRK_FLAG_GET_SAMPLE_RATE),
1809 DEVICE_FLG(0x05a7, 0x1020, /* Bose Companion 5 */
1810 QUIRK_FLAG_GET_SAMPLE_RATE),
1811 DEVICE_FLG(0x05e1, 0x0408, /* Syntek STK1160 */
1812 QUIRK_FLAG_ALIGN_TRANSFER),
1813 DEVICE_FLG(0x05e1, 0x0480, /* Hauppauge Woodbury */
1814 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1815 DEVICE_FLG(0x0644, 0x8043, /* TEAC UD-501/UD-501V2/UD-503/NT-503 */
1816 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |
1817 QUIRK_FLAG_IFACE_DELAY),
1818 DEVICE_FLG(0x0644, 0x8044, /* Esoteric D-05X */
1819 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |
1820 QUIRK_FLAG_IFACE_DELAY),
1821 DEVICE_FLG(0x0644, 0x804a, /* TEAC UD-301 */
1822 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |
1823 QUIRK_FLAG_IFACE_DELAY),
1824 DEVICE_FLG(0x06f8, 0xb000, /* Hercules DJ Console (Windows Edition) */
1825 QUIRK_FLAG_IGNORE_CTL_ERROR),
1826 DEVICE_FLG(0x06f8, 0xd002, /* Hercules DJ Console (Macintosh Edition) */
1827 QUIRK_FLAG_IGNORE_CTL_ERROR),
1828 DEVICE_FLG(0x0711, 0x5800, /* MCT Trigger 5 USB-to-HDMI */
1829 QUIRK_FLAG_GET_SAMPLE_RATE),
1830 DEVICE_FLG(0x074d, 0x3553, /* Outlaw RR2150 (Micronas UAC3553B) */
1831 QUIRK_FLAG_GET_SAMPLE_RATE),
1832 DEVICE_FLG(0x0763, 0x2030, /* M-Audio Fast Track C400 */
1833 QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1834 DEVICE_FLG(0x0763, 0x2031, /* M-Audio Fast Track C600 */
1835 QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1836 DEVICE_FLG(0x08bb, 0x2702, /* LineX FM Transmitter */
1837 QUIRK_FLAG_IGNORE_CTL_ERROR),
1838 DEVICE_FLG(0x0951, 0x16ad, /* Kingston HyperX */
1839 QUIRK_FLAG_CTL_MSG_DELAY_1M),
1840 DEVICE_FLG(0x0b0e, 0x0349, /* Jabra 550a */
1841 QUIRK_FLAG_CTL_MSG_DELAY_1M),
1842 DEVICE_FLG(0x0fd9, 0x0008, /* Hauppauge HVR-950Q */
1843 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1844 DEVICE_FLG(0x1395, 0x740a, /* Sennheiser DECT */
1845 QUIRK_FLAG_GET_SAMPLE_RATE),
1846 DEVICE_FLG(0x1397, 0x0507, /* Behringer UMC202HD */
1847 QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1848 DEVICE_FLG(0x1397, 0x0508, /* Behringer UMC204HD */
1849 QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1850 DEVICE_FLG(0x1397, 0x0509, /* Behringer UMC404HD */
1851 QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1852 DEVICE_FLG(0x13e5, 0x0001, /* Serato Phono */
1853 QUIRK_FLAG_IGNORE_CTL_ERROR),
1854 DEVICE_FLG(0x154e, 0x1002, /* Denon DCD-1500RE */
1855 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),
1856 DEVICE_FLG(0x154e, 0x1003, /* Denon DA-300USB */
1857 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),
1858 DEVICE_FLG(0x154e, 0x3005, /* Marantz HD-DAC1 */
1859 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),
1860 DEVICE_FLG(0x154e, 0x3006, /* Marantz SA-14S1 */
1861 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),
1862 DEVICE_FLG(0x154e, 0x500e, /* Denon DN-X1600 */
1863 QUIRK_FLAG_IGNORE_CLOCK_SOURCE),
1864 DEVICE_FLG(0x1686, 0x00dd, /* Zoom R16/24 */
1865 QUIRK_FLAG_TX_LENGTH | QUIRK_FLAG_CTL_MSG_DELAY_1M),
1866 DEVICE_FLG(0x17aa, 0x1046, /* Lenovo ThinkStation P620 Rear Line-in, Line-out and Microphone */
1867 QUIRK_FLAG_DISABLE_AUTOSUSPEND),
1868 DEVICE_FLG(0x17aa, 0x104d, /* Lenovo ThinkStation P620 Internal Speaker + Front Headset */
1869 QUIRK_FLAG_DISABLE_AUTOSUSPEND),
1870 DEVICE_FLG(0x1852, 0x5065, /* Luxman DA-06 */
1871 QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),
1872 DEVICE_FLG(0x1901, 0x0191, /* GE B850V3 CP2114 audio interface */
1873 QUIRK_FLAG_GET_SAMPLE_RATE),
1874 DEVICE_FLG(0x2040, 0x7200, /* Hauppauge HVR-950Q */
1875 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1876 DEVICE_FLG(0x2040, 0x7201, /* Hauppauge HVR-950Q-MXL */
1877 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1878 DEVICE_FLG(0x2040, 0x7210, /* Hauppauge HVR-950Q */
1879 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1880 DEVICE_FLG(0x2040, 0x7211, /* Hauppauge HVR-950Q-MXL */
1881 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1882 DEVICE_FLG(0x2040, 0x7213, /* Hauppauge HVR-950Q */
1883 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1884 DEVICE_FLG(0x2040, 0x7217, /* Hauppauge HVR-950Q */
1885 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1886 DEVICE_FLG(0x2040, 0x721b, /* Hauppauge HVR-950Q */
1887 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1888 DEVICE_FLG(0x2040, 0x721e, /* Hauppauge HVR-950Q */
1889 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1890 DEVICE_FLG(0x2040, 0x721f, /* Hauppauge HVR-950Q */
1891 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1892 DEVICE_FLG(0x2040, 0x7240, /* Hauppauge HVR-850 */
1893 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1894 DEVICE_FLG(0x2040, 0x7260, /* Hauppauge HVR-950Q */
1895 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1896 DEVICE_FLG(0x2040, 0x7270, /* Hauppauge HVR-950Q */
1897 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1898 DEVICE_FLG(0x2040, 0x7280, /* Hauppauge HVR-950Q */
1899 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1900 DEVICE_FLG(0x2040, 0x7281, /* Hauppauge HVR-950Q-MXL */
1901 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1902 DEVICE_FLG(0x2040, 0x8200, /* Hauppauge Woodbury */
1903 QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),
1904 DEVICE_FLG(0x21b4, 0x0081, /* AudioQuest DragonFly */
1905 QUIRK_FLAG_GET_SAMPLE_RATE),
1906 DEVICE_FLG(0x2522, 0x0007, /* LH Labs Geek Out HD Audio 1V5 */
1907 QUIRK_FLAG_SET_IFACE_FIRST),
1908 DEVICE_FLG(0x2708, 0x0002, /* Audient iD14 */
1909 QUIRK_FLAG_IGNORE_CTL_ERROR),
1910 DEVICE_FLG(0x2912, 0x30c8, /* Audioengine D1 */
1911 QUIRK_FLAG_GET_SAMPLE_RATE),
1912 DEVICE_FLG(0x30be, 0x0101, /* Schiit Hel */
1913 QUIRK_FLAG_IGNORE_CTL_ERROR),
1914 DEVICE_FLG(0x413c, 0xa506, /* Dell AE515 sound bar */
1915 QUIRK_FLAG_GET_SAMPLE_RATE),
1916 DEVICE_FLG(0x534d, 0x0021, /* MacroSilicon MS2100/MS2106 */
1917 QUIRK_FLAG_ALIGN_TRANSFER),
1918 DEVICE_FLG(0x534d, 0x2109, /* MacroSilicon MS2109 */
1919 QUIRK_FLAG_ALIGN_TRANSFER),
1920 DEVICE_FLG(0x1224, 0x2a25, /* Jieli Technology USB PHY 2.0 */
1921 QUIRK_FLAG_GET_SAMPLE_RATE),
1922 DEVICE_FLG(0x2b53, 0x0023, /* Fiero SC-01 (firmware v1.0.0 @ 48 kHz) */
1923 QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1924 DEVICE_FLG(0x2b53, 0x0024, /* Fiero SC-01 (firmware v1.0.0 @ 96 kHz) */
1925 QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1926 DEVICE_FLG(0x2b53, 0x0031, /* Fiero SC-01 (firmware v1.1.0) */
1927 QUIRK_FLAG_GENERIC_IMPLICIT_FB),
1928
1929 /* Vendor matches */
1930 VENDOR_FLG(0x045e, /* MS Lifecam */
1931 QUIRK_FLAG_GET_SAMPLE_RATE),
1932 VENDOR_FLG(0x046d, /* Logitech */
1933 QUIRK_FLAG_CTL_MSG_DELAY_1M),
1934 VENDOR_FLG(0x047f, /* Plantronics */
1935 QUIRK_FLAG_GET_SAMPLE_RATE | QUIRK_FLAG_CTL_MSG_DELAY),
1936 VENDOR_FLG(0x0644, /* TEAC Corp. */
1937 QUIRK_FLAG_CTL_MSG_DELAY | QUIRK_FLAG_IFACE_DELAY),
1938 VENDOR_FLG(0x07fd, /* MOTU */
1939 QUIRK_FLAG_VALIDATE_RATES),
1940 VENDOR_FLG(0x1235, /* Focusrite Novation */
1941 QUIRK_FLAG_VALIDATE_RATES),
1942 VENDOR_FLG(0x152a, /* Thesycon devices */
1943 QUIRK_FLAG_DSD_RAW),
1944 VENDOR_FLG(0x1de7, /* Phoenix Audio */
1945 QUIRK_FLAG_GET_SAMPLE_RATE),
1946 VENDOR_FLG(0x20b1, /* XMOS based devices */
1947 QUIRK_FLAG_DSD_RAW),
1948 VENDOR_FLG(0x22d9, /* Oppo */
1949 QUIRK_FLAG_DSD_RAW),
1950 VENDOR_FLG(0x23ba, /* Playback Design */
1951 QUIRK_FLAG_CTL_MSG_DELAY | QUIRK_FLAG_IFACE_DELAY |
1952 QUIRK_FLAG_DSD_RAW),
1953 VENDOR_FLG(0x25ce, /* Mytek devices */
1954 QUIRK_FLAG_DSD_RAW),
1955 VENDOR_FLG(0x278b, /* Rotel? */
1956 QUIRK_FLAG_DSD_RAW),
1957 VENDOR_FLG(0x292b, /* Gustard/Ess based devices */
1958 QUIRK_FLAG_DSD_RAW),
1959 VENDOR_FLG(0x2972, /* FiiO devices */
1960 QUIRK_FLAG_DSD_RAW),
1961 VENDOR_FLG(0x2ab6, /* T+A devices */
1962 QUIRK_FLAG_DSD_RAW),
1963 VENDOR_FLG(0x3353, /* Khadas devices */
1964 QUIRK_FLAG_DSD_RAW),
1965 VENDOR_FLG(0x3842, /* EVGA */
1966 QUIRK_FLAG_DSD_RAW),
1967 VENDOR_FLG(0xc502, /* HiBy devices */
1968 QUIRK_FLAG_DSD_RAW),
1969
1970 {} /* terminator */
1971 };
1972
snd_usb_init_quirk_flags(struct snd_usb_audio * chip)1973 void snd_usb_init_quirk_flags(struct snd_usb_audio *chip)
1974 {
1975 const struct usb_audio_quirk_flags_table *p;
1976
1977 for (p = quirk_flags_table; p->id; p++) {
1978 if (chip->usb_id == p->id ||
1979 (!USB_ID_PRODUCT(p->id) &&
1980 USB_ID_VENDOR(chip->usb_id) == USB_ID_VENDOR(p->id))) {
1981 usb_audio_dbg(chip,
1982 "Set quirk_flags 0x%x for device %04x:%04x\n",
1983 p->flags, USB_ID_VENDOR(chip->usb_id),
1984 USB_ID_PRODUCT(chip->usb_id));
1985 chip->quirk_flags |= p->flags;
1986 return;
1987 }
1988 }
1989 }
1990