projects / linux-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Merge tag 'for-5.6-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave...
[linux-block.git] / sound / usb / quirks.c
CommitLineData
1a59d1b8 1// SPDX-License-Identifier: GPL-2.0-or-later
e5779998 2/*
e5779998
DM		 3 */
4
5#include <linux/init.h>
36db0456 6#include <linux/slab.h>
e5779998
DM		 7#include <linux/usb.h>
8#include <linux/usb/audio.h>
aafe77cc 9#include <linux/usb/midi.h>
ad43d528 10#include <linux/bits.h>
e5779998 11
9e38658f 12#include <sound/control.h>
e5779998
DM		 13#include <sound/core.h>
14#include <sound/info.h>
15#include <sound/pcm.h>
16
17#include "usbaudio.h"
18#include "card.h"
f0b5e634 19#include "mixer.h"
7b1eda22 20#include "mixer_quirks.h"
e5779998
DM		 21#include "midi.h"
22#include "quirks.h"
23#include "helper.h"
24#include "endpoint.h"
25#include "pcm.h"
3d8d4dcf 26#include "clock.h"
e8e8babf 27#include "stream.h"
e5779998
DM		 28
29/*
30 * handle the quirks for the contained interfaces
31 */
32static int create_composite_quirk(struct snd_usb_audio *chip,
33 struct usb_interface *iface,
34 struct usb_driver *driver,
85a81813 35 const struct snd_usb_audio_quirk *quirk_comp)
e5779998
DM		 36{
37 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
85a81813 38 const struct snd_usb_audio_quirk *quirk;
e5779998
DM		 39 int err;
40
85a81813 41 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {
e5779998
DM		 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;
d4b8fc66
TI		 51 }
52
85a81813 53 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {
d4b8fc66
TI		 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))
e5779998
DM		 59 usb_driver_claim_interface(driver, iface, (void *)-1L);
60 }
d4b8fc66 61
e5779998
DM		 62 return 0;
63}
64
65static 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 */
78static 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
87static 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 */
98static 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
e0570446
RW		 107 if (chip->usb_id == USB_ID(0x1686, 0x00dd)) /* Zoom R16/24 */
108 chip->tx_length_quirk = 1;
109
e5779998
DM		 110 alts = &iface->altsetting[0];
111 altsd = get_iface_desc(alts);
e8e8babf 112 err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber);
e5779998 113 if (err < 0) {
0ba41d91 114 usb_audio_err(chip, "cannot setup if %d: error %d\n",
e5779998
DM		 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/*
124 * create a stream for an endpoint/altsetting without proper descriptors
125 */
126static int create_fixed_stream_quirk(struct snd_usb_audio *chip,
127 struct usb_interface *iface,
128 struct usb_driver *driver,
129 const struct snd_usb_audio_quirk *quirk)
130{
131 struct audioformat *fp;
132 struct usb_host_interface *alts;
42d4ab83 133 struct usb_interface_descriptor *altsd;
e5779998
DM		 134 int stream, err;
135 unsigned *rate_table = NULL;
136
137 fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL);
9ecb2406 138 if (!fp)
e5779998 139 return -ENOMEM;
9ecb2406 140
836b34a9 141 INIT_LIST_HEAD(&fp->list);
8866f405
XW		 142 if (fp->nr_rates > MAX_NR_RATES) {
143 kfree(fp);
144 return -EINVAL;
145 }
e5779998 146 if (fp->nr_rates > 0) {
43df2a57
TM		 147 rate_table = kmemdup(fp->rate_table,
148 sizeof(int) * fp->nr_rates, GFP_KERNEL);
e5779998
DM		 149 if (!rate_table) {
150 kfree(fp);
151 return -ENOMEM;
152 }
e5779998
DM		 153 fp->rate_table = rate_table;
154 }
155
156 stream = (fp->endpoint & USB_DIR_IN)
157 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
e8e8babf 158 err = snd_usb_add_audio_stream(chip, stream, fp);
902eb7fd
TI		 159 if (err < 0)
160 goto error;
e5779998
DM		 161 if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber ||
162 fp->altset_idx >= iface->num_altsetting) {
902eb7fd
TI		 163 err = -EINVAL;
164 goto error;
e5779998
DM		 165 }
166 alts = &iface->altsetting[fp->altset_idx];
42d4ab83 167 altsd = get_iface_desc(alts);
0f886ca1 168 if (altsd->bNumEndpoints < 1) {
902eb7fd
TI		 169 err = -EINVAL;
170 goto error;
0f886ca1
TI		 171 }
172
42d4ab83
EZ		 173 fp->protocol = altsd->bInterfaceProtocol;
174
59ea586f
MH		 175 if (fp->datainterval == 0)
176 fp->datainterval = snd_usb_parse_datainterval(chip, alts);
177 if (fp->maxpacksize == 0)
178 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
e5779998 179 usb_set_interface(chip->dev, fp->iface, 0);
767d75ad
DM		 180 snd_usb_init_pitch(chip, fp->iface, alts, fp);
181 snd_usb_init_sample_rate(chip, fp->iface, alts, fp, fp->rate_max);
e5779998 182 return 0;
902eb7fd
TI		 183
184 error:
836b34a9 185 list_del(&fp->list); /* unlink for avoiding double-free */
902eb7fd
TI		 186 kfree(fp);
187 kfree(rate_table);
188 return err;
e5779998
DM		 189}
190
aafe77cc
CL		 191static int create_auto_pcm_quirk(struct snd_usb_audio *chip,
192 struct usb_interface *iface,
193 struct usb_driver *driver)
194{
195 struct usb_host_interface *alts;
196 struct usb_interface_descriptor *altsd;
197 struct usb_endpoint_descriptor *epd;
198 struct uac1_as_header_descriptor *ashd;
199 struct uac_format_type_i_discrete_descriptor *fmtd;
200
201 /*
202 * Most Roland/Yamaha audio streaming interfaces have more or less
203 * standard descriptors, but older devices might lack descriptors, and
204 * future ones might change, so ensure that we fail silently if the
205 * interface doesn't look exactly right.
206 */
207
208 /* must have a non-zero altsetting for streaming */
209 if (iface->num_altsetting < 2)
210 return -ENODEV;
211 alts = &iface->altsetting[1];
212 altsd = get_iface_desc(alts);
213
214 /* must have an isochronous endpoint for streaming */
215 if (altsd->bNumEndpoints < 1)
216 return -ENODEV;
217 epd = get_endpoint(alts, 0);
218 if (!usb_endpoint_xfer_isoc(epd))
219 return -ENODEV;
220
221 /* must have format descriptors */
222 ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
223 UAC_AS_GENERAL);
224 fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
225 UAC_FORMAT_TYPE);
226 if (!ashd || ashd->bLength < 7 ||
227 !fmtd || fmtd->bLength < 8)
228 return -ENODEV;
229
230 return create_standard_audio_quirk(chip, iface, driver, NULL);
231}
232
233static int create_yamaha_midi_quirk(struct snd_usb_audio *chip,
234 struct usb_interface *iface,
235 struct usb_driver *driver,
236 struct usb_host_interface *alts)
237{
238 static const struct snd_usb_audio_quirk yamaha_midi_quirk = {
239 .type = QUIRK_MIDI_YAMAHA
240 };
241 struct usb_midi_in_jack_descriptor *injd;
242 struct usb_midi_out_jack_descriptor *outjd;
243
244 /* must have some valid jack descriptors */
245 injd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
246 NULL, USB_MS_MIDI_IN_JACK);
247 outjd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
248 NULL, USB_MS_MIDI_OUT_JACK);
249 if (!injd && !outjd)
250 return -ENODEV;
cc9dbfa9
TI		 251 if ((injd && !snd_usb_validate_midi_desc(injd)) ||
252 (outjd && !snd_usb_validate_midi_desc(outjd)))
57f87706 253 return -ENODEV;
aafe77cc
CL		 254 if (injd && (injd->bLength < 5 ||
255 (injd->bJackType != USB_MS_EMBEDDED &&
256 injd->bJackType != USB_MS_EXTERNAL)))
257 return -ENODEV;
258 if (outjd && (outjd->bLength < 6 ||
259 (outjd->bJackType != USB_MS_EMBEDDED &&
260 outjd->bJackType != USB_MS_EXTERNAL)))
261 return -ENODEV;
262 return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk);
263}
264
265static int create_roland_midi_quirk(struct snd_usb_audio *chip,
266 struct usb_interface *iface,
267 struct usb_driver *driver,
268 struct usb_host_interface *alts)
269{
270 static const struct snd_usb_audio_quirk roland_midi_quirk = {
271 .type = QUIRK_MIDI_ROLAND
272 };
273 u8 *roland_desc = NULL;
274
275 /* might have a vendor-specific descriptor <06 24 F1 02 ...> */
276 for (;;) {
277 roland_desc = snd_usb_find_csint_desc(alts->extra,
278 alts->extralen,
279 roland_desc, 0xf1);
280 if (!roland_desc)
281 return -ENODEV;
282 if (roland_desc[0] < 6 || roland_desc[3] != 2)
283 continue;
284 return create_any_midi_quirk(chip, iface, driver,
285 &roland_midi_quirk);
286 }
287}
288
289static int create_std_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 struct usb_ms_header_descriptor *mshd;
295 struct usb_ms_endpoint_descriptor *msepd;
296
297 /* must have the MIDIStreaming interface header descriptor*/
298 mshd = (struct usb_ms_header_descriptor *)alts->extra;
299 if (alts->extralen < 7 ||
300 mshd->bLength < 7 ||
301 mshd->bDescriptorType != USB_DT_CS_INTERFACE ||
302 mshd->bDescriptorSubtype != USB_MS_HEADER)
303 return -ENODEV;
304 /* must have the MIDIStreaming endpoint descriptor*/
305 msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra;
306 if (alts->endpoint[0].extralen < 4 ||
307 msepd->bLength < 4 ||
308 msepd->bDescriptorType != USB_DT_CS_ENDPOINT ||
309 msepd->bDescriptorSubtype != UAC_MS_GENERAL ||
310 msepd->bNumEmbMIDIJack < 1 ||
311 msepd->bNumEmbMIDIJack > 16)
312 return -ENODEV;
313
314 return create_any_midi_quirk(chip, iface, driver, NULL);
315}
316
317static int create_auto_midi_quirk(struct snd_usb_audio *chip,
318 struct usb_interface *iface,
319 struct usb_driver *driver)
320{
321 struct usb_host_interface *alts;
322 struct usb_interface_descriptor *altsd;
323 struct usb_endpoint_descriptor *epd;
324 int err;
325
326 alts = &iface->altsetting[0];
327 altsd = get_iface_desc(alts);
328
329 /* must have at least one bulk/interrupt endpoint for streaming */
330 if (altsd->bNumEndpoints < 1)
331 return -ENODEV;
332 epd = get_endpoint(alts, 0);
aa773bfe 333 if (!usb_endpoint_xfer_bulk(epd) &&
aafe77cc
CL		 334 !usb_endpoint_xfer_int(epd))
335 return -ENODEV;
336
337 switch (USB_ID_VENDOR(chip->usb_id)) {
338 case 0x0499: /* Yamaha */
339 err = create_yamaha_midi_quirk(chip, iface, driver, alts);
aa773bfe 340 if (err != -ENODEV)
aafe77cc
CL		 341 return err;
342 break;
343 case 0x0582: /* Roland */
344 err = create_roland_midi_quirk(chip, iface, driver, alts);
aa773bfe 345 if (err != -ENODEV)
aafe77cc
CL		 346 return err;
347 break;
348 }
349
350 return create_std_midi_quirk(chip, iface, driver, alts);
351}
352
353static int create_autodetect_quirk(struct snd_usb_audio *chip,
354 struct usb_interface *iface,
b1ce7ba6 355 struct usb_driver *driver)
aafe77cc
CL		 356{
357 int err;
358
359 err = create_auto_pcm_quirk(chip, iface, driver);
360 if (err == -ENODEV)
361 err = create_auto_midi_quirk(chip, iface, driver);
362 return err;
363}
364
b1ce7ba6
CL		 365static int create_autodetect_quirks(struct snd_usb_audio *chip,
366 struct usb_interface *iface,
367 struct usb_driver *driver,
368 const struct snd_usb_audio_quirk *quirk)
369{
370 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
371 int ifcount, ifnum, err;
372
373 err = create_autodetect_quirk(chip, iface, driver);
374 if (err < 0)
375 return err;
376
377 /*
378 * ALSA PCM playback/capture devices cannot be registered in two steps,
379 * so we have to claim the other corresponding interface here.
380 */
381 ifcount = chip->dev->actconfig->desc.bNumInterfaces;
382 for (ifnum = 0; ifnum < ifcount; ifnum++) {
383 if (ifnum == probed_ifnum || quirk->ifnum >= 0)
384 continue;
385 iface = usb_ifnum_to_if(chip->dev, ifnum);
386 if (!iface ||
387 usb_interface_claimed(iface) ||
388 get_iface_desc(iface->altsetting)->bInterfaceClass !=
389 USB_CLASS_VENDOR_SPEC)
390 continue;
391
392 err = create_autodetect_quirk(chip, iface, driver);
393 if (err >= 0)
394 usb_driver_claim_interface(driver, iface, (void *)-1L);
395 }
396
397 return 0;
398}
399
e5779998
DM		 400/*
401 * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface.
402 * The only way to detect the sample rate is by looking at wMaxPacketSize.
403 */
404static int create_uaxx_quirk(struct snd_usb_audio *chip,
405 struct usb_interface *iface,
406 struct usb_driver *driver,
407 const struct snd_usb_audio_quirk *quirk)
408{
409 static const struct audioformat ua_format = {
015eb0b0 410 .formats = SNDRV_PCM_FMTBIT_S24_3LE,
e5779998
DM		 411 .channels = 2,
412 .fmt_type = UAC_FORMAT_TYPE_I,
413 .altsetting = 1,
414 .altset_idx = 1,
415 .rates = SNDRV_PCM_RATE_CONTINUOUS,
416 };
417 struct usb_host_interface *alts;
418 struct usb_interface_descriptor *altsd;
419 struct audioformat *fp;
420 int stream, err;
421
422 /* both PCM and MIDI interfaces have 2 or more altsettings */
423 if (iface->num_altsetting < 2)
424 return -ENXIO;
425 alts = &iface->altsetting[1];
426 altsd = get_iface_desc(alts);
427
428 if (altsd->bNumEndpoints == 2) {
429 static const struct snd_usb_midi_endpoint_info ua700_ep = {
430 .out_cables = 0x0003,
431 .in_cables = 0x0003
432 };
433 static const struct snd_usb_audio_quirk ua700_quirk = {
434 .type = QUIRK_MIDI_FIXED_ENDPOINT,
435 .data = &ua700_ep
436 };
437 static const struct snd_usb_midi_endpoint_info uaxx_ep = {
438 .out_cables = 0x0001,
439 .in_cables = 0x0001
440 };
441 static const struct snd_usb_audio_quirk uaxx_quirk = {
442 .type = QUIRK_MIDI_FIXED_ENDPOINT,
443 .data = &uaxx_ep
444 };
445 const struct snd_usb_audio_quirk *quirk =
446 chip->usb_id == USB_ID(0x0582, 0x002b)
447 ? &ua700_quirk : &uaxx_quirk;
79289e24
TI		 448 return __snd_usbmidi_create(chip->card, iface,
449 &chip->midi_list, quirk,
450 chip->usb_id);
e5779998
DM		 451 }
452
453 if (altsd->bNumEndpoints != 1)
454 return -ENXIO;
455
43df2a57 456 fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL);
e5779998
DM		 457 if (!fp)
458 return -ENOMEM;
e5779998
DM		 459
460 fp->iface = altsd->bInterfaceNumber;
461 fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;
462 fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
463 fp->datainterval = 0;
464 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
836b34a9 465 INIT_LIST_HEAD(&fp->list);
e5779998
DM		 466
467 switch (fp->maxpacksize) {
468 case 0x120:
469 fp->rate_max = fp->rate_min = 44100;
470 break;
471 case 0x138:
472 case 0x140:
473 fp->rate_max = fp->rate_min = 48000;
474 break;
475 case 0x258:
476 case 0x260:
477 fp->rate_max = fp->rate_min = 96000;
478 break;
479 default:
0ba41d91 480 usb_audio_err(chip, "unknown sample rate\n");
e5779998
DM		 481 kfree(fp);
482 return -ENXIO;
483 }
484
485 stream = (fp->endpoint & USB_DIR_IN)
486 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
e8e8babf 487 err = snd_usb_add_audio_stream(chip, stream, fp);
e5779998 488 if (err < 0) {
836b34a9 489 list_del(&fp->list); /* unlink for avoiding double-free */
e5779998
DM		 490 kfree(fp);
491 return err;
492 }
493 usb_set_interface(chip->dev, fp->iface, 0);
494 return 0;
495}
496
014950b0
DM		 497/*
498 * Create a standard mixer for the specified interface.
499 */
500static int create_standard_mixer_quirk(struct snd_usb_audio *chip,
501 struct usb_interface *iface,
502 struct usb_driver *driver,
503 const struct snd_usb_audio_quirk *quirk)
504{
505 if (quirk->ifnum < 0)
506 return 0;
507
508 return snd_usb_create_mixer(chip, quirk->ifnum, 0);
509}
510
92adc96f
HW		 511
512static int setup_fmt_after_resume_quirk(struct snd_usb_audio *chip,
513 struct usb_interface *iface,
514 struct usb_driver *driver,
515 const struct snd_usb_audio_quirk *quirk)
516{
517 chip->setup_fmt_after_resume_quirk = 1;
518 return 1; /* Continue with creating streams and mixer */
519}
520
e5779998
DM		 521/*
522 * audio-interface quirks
523 *
524 * returns zero if no standard audio/MIDI parsing is needed.
25985edc 525 * returns a positive value if standard audio/midi interfaces are parsed
e5779998
DM		 526 * after this.
527 * returns a negative value at error.
528 */
529int snd_usb_create_quirk(struct snd_usb_audio *chip,
530 struct usb_interface *iface,
531 struct usb_driver *driver,
532 const struct snd_usb_audio_quirk *quirk)
533{
534 typedef int (*quirk_func_t)(struct snd_usb_audio *,
535 struct usb_interface *,
536 struct usb_driver *,
537 const struct snd_usb_audio_quirk *);
538 static const quirk_func_t quirk_funcs[] = {
539 [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,
540 [QUIRK_COMPOSITE] = create_composite_quirk,
b1ce7ba6 541 [QUIRK_AUTODETECT] = create_autodetect_quirks,
e5779998
DM		 542 [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk,
543 [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk,
544 [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk,
aafe77cc 545 [QUIRK_MIDI_ROLAND] = create_any_midi_quirk,
e5779998
DM		 546 [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk,
547 [QUIRK_MIDI_NOVATION] = create_any_midi_quirk,
c7f57216 548 [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk,
e5779998
DM		 549 [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk,
550 [QUIRK_MIDI_CME] = create_any_midi_quirk,
4434ade8 551 [QUIRK_MIDI_AKAI] = create_any_midi_quirk,
1ef0e0a0 552 [QUIRK_MIDI_FTDI] = create_any_midi_quirk,
1ca8b201 553 [QUIRK_MIDI_CH345] = create_any_midi_quirk,
e5779998
DM		 554 [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,
555 [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,
556 [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk,
014950b0
DM		 557 [QUIRK_AUDIO_ALIGN_TRANSFER] = create_align_transfer_quirk,
558 [QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk,
92adc96f 559 [QUIRK_SETUP_FMT_AFTER_RESUME] = setup_fmt_after_resume_quirk,
e5779998
DM		 560 };
561
562 if (quirk->type < QUIRK_TYPE_COUNT) {
563 return quirk_funcs[quirk->type](chip, iface, driver, quirk);
564 } else {
0ba41d91 565 usb_audio_err(chip, "invalid quirk type %d\n", quirk->type);
e5779998
DM		 566 return -ENXIO;
567 }
568}
569
570/*
571 * boot quirks
572 */
573
574#define EXTIGY_FIRMWARE_SIZE_OLD 794
575#define EXTIGY_FIRMWARE_SIZE_NEW 483
576
577static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf)
578{
579 struct usb_host_config *config = dev->actconfig;
580 int err;
581
582 if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD ||
583 le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) {
0ba41d91 584 dev_dbg(&dev->dev, "sending Extigy boot sequence...\n");
e5779998
DM		 585 /* Send message to force it to reconnect with full interface. */
586 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0),
17d900c4 587 0x10, 0x43, 0x0001, 0x000a, NULL, 0);
0ba41d91
TI		 588 if (err < 0)
589 dev_dbg(&dev->dev, "error sending boot message: %d\n", err);
e5779998
DM		 590 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
591 &dev->descriptor, sizeof(dev->descriptor));
592 config = dev->actconfig;
0ba41d91
TI		 593 if (err < 0)
594 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
e5779998 595 err = usb_reset_configuration(dev);
0ba41d91
TI		 596 if (err < 0)
597 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
598 dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n",
e5779998
DM		 599 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
600 return -ENODEV; /* quit this anyway */
601 }
602 return 0;
603}
604
605static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev)
606{
607 u8 buf = 1;
608
609 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a,
610 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,
17d900c4 611 0, 0, &buf, 1);
e5779998
DM		 612 if (buf == 0) {
613 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29,
614 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
17d900c4 615 1, 2000, NULL, 0);
e5779998
DM		 616 return -ENODEV;
617 }
618 return 0;
619}
620
0f5733b0
GP		 621static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev)
622{
623 int err;
624
625 if (dev->actconfig->desc.bConfigurationValue == 1) {
0ba41d91 626 dev_info(&dev->dev,
0f5733b0
GP		 627 "Fast Track Pro switching to config #2\n");
628 /* This function has to be available by the usb core module.
629 * if it is not avialable the boot quirk has to be left out
630 * and the configuration has to be set by udev or hotplug
631 * rules
632 */
633 err = usb_driver_set_configuration(dev, 2);
b98ae272 634 if (err < 0)
0ba41d91
TI		 635 dev_dbg(&dev->dev,
636 "error usb_driver_set_configuration: %d\n",
637 err);
b98ae272
DH		 638 /* Always return an error, so that we stop creating a device
639 that will just be destroyed and recreated with a new
640 configuration */
641 return -ENODEV;
0f5733b0 642 } else
0ba41d91 643 dev_info(&dev->dev, "Fast Track Pro config OK\n");
0f5733b0
GP		 644
645 return 0;
646}
647
e5779998
DM		 648/*
649 * C-Media CM106/CM106+ have four 16-bit internal registers that are nicely
650 * documented in the device's data sheet.
651 */
652static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value)
653{
654 u8 buf[4];
655 buf[0] = 0x20;
656 buf[1] = value & 0xff;
657 buf[2] = (value >> 8) & 0xff;
658 buf[3] = reg;
659 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION,
660 USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT,
17d900c4 661 0, 0, &buf, 4);
e5779998
DM		 662}
663
664static int snd_usb_cm106_boot_quirk(struct usb_device *dev)
665{
666 /*
667 * Enable line-out driver mode, set headphone source to front
668 * channels, enable stereo mic.
669 */
670 return snd_usb_cm106_write_int_reg(dev, 2, 0x8004);
671}
672
673/*
ad43d528 674 * CM6206 registers from the CM6206 datasheet rev 2.1
e5779998 675 */
ad43d528
LW		 676#define CM6206_REG0_DMA_MASTER BIT(15)
677#define CM6206_REG0_SPDIFO_RATE_48K (2 << 12)
678#define CM6206_REG0_SPDIFO_RATE_96K (7 << 12)
679/* Bit 4 thru 11 is the S/PDIF category code */
680#define CM6206_REG0_SPDIFO_CAT_CODE_GENERAL (0 << 4)
681#define CM6206_REG0_SPDIFO_EMPHASIS_CD BIT(3)
682#define CM6206_REG0_SPDIFO_COPYRIGHT_NA BIT(2)
683#define CM6206_REG0_SPDIFO_NON_AUDIO BIT(1)
684#define CM6206_REG0_SPDIFO_PRO_FORMAT BIT(0)
685
686#define CM6206_REG1_TEST_SEL_CLK BIT(14)
687#define CM6206_REG1_PLLBIN_EN BIT(13)
688#define CM6206_REG1_SOFT_MUTE_EN BIT(12)
689#define CM6206_REG1_GPIO4_OUT BIT(11)
690#define CM6206_REG1_GPIO4_OE BIT(10)
691#define CM6206_REG1_GPIO3_OUT BIT(9)
692#define CM6206_REG1_GPIO3_OE BIT(8)
693#define CM6206_REG1_GPIO2_OUT BIT(7)
694#define CM6206_REG1_GPIO2_OE BIT(6)
695#define CM6206_REG1_GPIO1_OUT BIT(5)
696#define CM6206_REG1_GPIO1_OE BIT(4)
697#define CM6206_REG1_SPDIFO_INVALID BIT(3)
698#define CM6206_REG1_SPDIF_LOOP_EN BIT(2)
699#define CM6206_REG1_SPDIFO_DIS BIT(1)
700#define CM6206_REG1_SPDIFI_MIX BIT(0)
701
702#define CM6206_REG2_DRIVER_ON BIT(15)
703#define CM6206_REG2_HEADP_SEL_SIDE_CHANNELS (0 << 13)
704#define CM6206_REG2_HEADP_SEL_SURROUND_CHANNELS (1 << 13)
705#define CM6206_REG2_HEADP_SEL_CENTER_SUBW (2 << 13)
706#define CM6206_REG2_HEADP_SEL_FRONT_CHANNELS (3 << 13)
707#define CM6206_REG2_MUTE_HEADPHONE_RIGHT BIT(12)
708#define CM6206_REG2_MUTE_HEADPHONE_LEFT BIT(11)
709#define CM6206_REG2_MUTE_REAR_SURROUND_RIGHT BIT(10)
710#define CM6206_REG2_MUTE_REAR_SURROUND_LEFT BIT(9)
711#define CM6206_REG2_MUTE_SIDE_SURROUND_RIGHT BIT(8)
712#define CM6206_REG2_MUTE_SIDE_SURROUND_LEFT BIT(7)
713#define CM6206_REG2_MUTE_SUBWOOFER BIT(6)
714#define CM6206_REG2_MUTE_CENTER BIT(5)
715#define CM6206_REG2_MUTE_RIGHT_FRONT BIT(3)
716#define CM6206_REG2_MUTE_LEFT_FRONT BIT(3)
717#define CM6206_REG2_EN_BTL BIT(2)
718#define CM6206_REG2_MCUCLKSEL_1_5_MHZ (0)
719#define CM6206_REG2_MCUCLKSEL_3_MHZ (1)
720#define CM6206_REG2_MCUCLKSEL_6_MHZ (2)
721#define CM6206_REG2_MCUCLKSEL_12_MHZ (3)
722
723/* Bit 11..13 sets the sensitivity to FLY tuner volume control VP/VD signal */
724#define CM6206_REG3_FLYSPEED_DEFAULT (2 << 11)
725#define CM6206_REG3_VRAP25EN BIT(10)
726#define CM6206_REG3_MSEL1 BIT(9)
727#define CM6206_REG3_SPDIFI_RATE_44_1K BIT(0 << 7)
728#define CM6206_REG3_SPDIFI_RATE_48K BIT(2 << 7)
729#define CM6206_REG3_SPDIFI_RATE_32K BIT(3 << 7)
730#define CM6206_REG3_PINSEL BIT(6)
731#define CM6206_REG3_FOE BIT(5)
732#define CM6206_REG3_ROE BIT(4)
733#define CM6206_REG3_CBOE BIT(3)
734#define CM6206_REG3_LOSE BIT(2)
735#define CM6206_REG3_HPOE BIT(1)
736#define CM6206_REG3_SPDIFI_CANREC BIT(0)
737
738#define CM6206_REG5_DA_RSTN BIT(13)
739#define CM6206_REG5_AD_RSTN BIT(12)
740#define CM6206_REG5_SPDIFO_AD2SPDO BIT(12)
741#define CM6206_REG5_SPDIFO_SEL_FRONT (0 << 9)
742#define CM6206_REG5_SPDIFO_SEL_SIDE_SUR (1 << 9)
743#define CM6206_REG5_SPDIFO_SEL_CEN_LFE (2 << 9)
744#define CM6206_REG5_SPDIFO_SEL_REAR_SUR (3 << 9)
745#define CM6206_REG5_CODECM BIT(8)
746#define CM6206_REG5_EN_HPF BIT(7)
747#define CM6206_REG5_T_SEL_DSDA4 BIT(6)
748#define CM6206_REG5_T_SEL_DSDA3 BIT(5)
749#define CM6206_REG5_T_SEL_DSDA2 BIT(4)
750#define CM6206_REG5_T_SEL_DSDA1 BIT(3)
751#define CM6206_REG5_T_SEL_DSDAD_NORMAL 0
752#define CM6206_REG5_T_SEL_DSDAD_FRONT 4
753#define CM6206_REG5_T_SEL_DSDAD_S_SURROUND 5
754#define CM6206_REG5_T_SEL_DSDAD_CEN_LFE 6
755#define CM6206_REG5_T_SEL_DSDAD_R_SURROUND 7
756
e5779998
DM		 757static int snd_usb_cm6206_boot_quirk(struct usb_device *dev)
758{
dac8f847 759 int err = 0, reg;
ad43d528
LW		 760 int val[] = {
761 /*
762 * Values here are chosen based on sniffing USB traffic
763 * under Windows.
764 *
765 * REG0: DAC is master, sample rate 48kHz, no copyright
766 */
767 CM6206_REG0_SPDIFO_RATE_48K |
768 CM6206_REG0_SPDIFO_COPYRIGHT_NA,
769 /*
770 * REG1: PLL binary search enable, soft mute enable.
771 */
772 CM6206_REG1_PLLBIN_EN |
f5c9571e 773 CM6206_REG1_SOFT_MUTE_EN,
ad43d528
LW		 774 /*
775 * REG2: enable output drivers,
776 * select front channels to the headphone output,
777 * then mute the headphone channels, run the MCU
778 * at 1.5 MHz.
779 */
780 CM6206_REG2_DRIVER_ON |
781 CM6206_REG2_HEADP_SEL_FRONT_CHANNELS |
782 CM6206_REG2_MUTE_HEADPHONE_RIGHT |
783 CM6206_REG2_MUTE_HEADPHONE_LEFT,
784 /*
785 * REG3: default flyspeed, set 2.5V mic bias
786 * enable all line out ports and enable SPDIF
787 */
788 CM6206_REG3_FLYSPEED_DEFAULT |
789 CM6206_REG3_VRAP25EN |
790 CM6206_REG3_FOE |
791 CM6206_REG3_ROE |
792 CM6206_REG3_CBOE |
793 CM6206_REG3_LOSE |
794 CM6206_REG3_HPOE |
795 CM6206_REG3_SPDIFI_CANREC,
796 /* REG4 is just a bunch of GPIO lines */
797 0x0000,
798 /* REG5: de-assert AD/DA reset signals */
799 CM6206_REG5_DA_RSTN |
800 CM6206_REG5_AD_RSTN };
e5779998
DM		 801
802 for (reg = 0; reg < ARRAY_SIZE(val); reg++) {
803 err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]);
804 if (err < 0)
805 return err;
806 }
807
808 return err;
809}
810
19570d74
TI		 811/* quirk for Plantronics GameCom 780 with CM6302 chip */
812static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev)
813{
814 /* set the initial volume and don't change; other values are either
815 * too loud or silent due to firmware bug (bko#65251)
816 */
542baf94 817 u8 buf[2] = { 0x74, 0xe3 };
19570d74
TI		 818 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
819 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
820 UAC_FU_VOLUME << 8, 9 << 8, buf, 2);
821}
822
5e212332
MH		 823/*
824 * Novation Twitch DJ controller
11e424e8 825 * Focusrite Novation Saffire 6 USB audio card
5e212332 826 */
11e424e8 827static int snd_usb_novation_boot_quirk(struct usb_device *dev)
5e212332
MH		 828{
829 /* preemptively set up the device because otherwise the
830 * raw MIDI endpoints are not active */
831 usb_set_interface(dev, 0, 1);
832 return 0;
833}
834
e5779998
DM		 835/*
836 * This call will put the synth in "USB send" mode, i.e it will send MIDI
837 * messages through USB (this is disabled at startup). The synth will
838 * acknowledge by sending a sysex on endpoint 0x85 and by displaying a USB
839 * sign on its LCD. Values here are chosen based on sniffing USB traffic
840 * under Windows.
841 */
842static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev)
843{
844 int err, actual_length;
e5779998
DM		 845 /* "midi send" enable */
846 static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 };
801ebf10 847 void *buf;
e5779998 848
801ebf10
TI		 849 if (snd_usb_pipe_sanity_check(dev, usb_sndintpipe(dev, 0x05)))
850 return -EINVAL;
851 buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL);
e5779998
DM		 852 if (!buf)
853 return -ENOMEM;
854 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf,
855 ARRAY_SIZE(seq), &actual_length, 1000);
856 kfree(buf);
857 if (err < 0)
858 return err;
859
860 return 0;
861}
862
54a8c500
DM		 863/*
864 * Some sound cards from Native Instruments are in fact compliant to the USB
865 * audio standard of version 2 and other approved USB standards, even though
866 * they come up as vendor-specific device when first connected.
867 *
868 * However, they can be told to come up with a new set of descriptors
869 * upon their next enumeration, and the interfaces announced by the new
870 * descriptors will then be handled by the kernel's class drivers. As the
871 * product ID will also change, no further checks are required.
872 */
873
874static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev)
875{
801ebf10
TI		 876 int ret;
877
878 if (snd_usb_pipe_sanity_check(dev, usb_sndctrlpipe(dev, 0)))
879 return -EINVAL;
880 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
54a8c500 881 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
889d6684 882 1, 0, NULL, 0, 1000);
54a8c500
DM		 883
884 if (ret < 0)
885 return ret;
886
887 usb_reset_device(dev);
888
889 /* return -EAGAIN, so the creation of an audio interface for this
890 * temporary device is aborted. The device will reconnect with a
891 * new product ID */
892 return -EAGAIN;
893}
894
cb99864d
DZ		 895static void mbox2_setup_48_24_magic(struct usb_device *dev)
896{
897 u8 srate[3];
898 u8 temp[12];
899
900 /* Choose 48000Hz permanently */
901 srate[0] = 0x80;
902 srate[1] = 0xbb;
903 srate[2] = 0x00;
904
905 /* Send the magic! */
906 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
907 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003);
908 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
909 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003);
910 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
911 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003);
912 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
913 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003);
914 return;
915}
916
917/* Digidesign Mbox 2 needs to load firmware onboard
918 * and driver must wait a few seconds for initialisation.
919 */
920
921#define MBOX2_FIRMWARE_SIZE 646
922#define MBOX2_BOOT_LOADING 0x01 /* Hard coded into the device */
923#define MBOX2_BOOT_READY 0x02 /* Hard coded into the device */
924
b7b435e8 925static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)
cb99864d
DZ		 926{
927 struct usb_host_config *config = dev->actconfig;
928 int err;
4909a0ca 929 u8 bootresponse[0x12];
cb99864d
DZ		 930 int fwsize;
931 int count;
932
933 fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength);
934
935 if (fwsize != MBOX2_FIRMWARE_SIZE) {
0ba41d91 936 dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize);
cb99864d
DZ		 937 return -ENODEV;
938 }
939
0ba41d91 940 dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n");
cb99864d
DZ		 941
942 count = 0;
b7b435e8
DZ		 943 bootresponse[0] = MBOX2_BOOT_LOADING;
944 while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) {
cb99864d
DZ		 945 msleep(500); /* 0.5 second delay */
946 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
947 /* Control magic - load onboard firmware */
948 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012);
b7b435e8 949 if (bootresponse[0] == MBOX2_BOOT_READY)
cb99864d 950 break;
0ba41d91 951 dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n");
cb99864d
DZ		 952 count++;
953 }
954
b7b435e8 955 if (bootresponse[0] != MBOX2_BOOT_READY) {
0ba41d91 956 dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]);
cb99864d
DZ		 957 return -ENODEV;
958 }
959
0ba41d91 960 dev_dbg(&dev->dev, "device initialised!\n");
cb99864d
DZ		 961
962 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
963 &dev->descriptor, sizeof(dev->descriptor));
964 config = dev->actconfig;
965 if (err < 0)
0ba41d91 966 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
cb99864d
DZ		 967
968 err = usb_reset_configuration(dev);
969 if (err < 0)
0ba41d91
TI		 970 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
971 dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n",
cb99864d
DZ		 972 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
973
974 mbox2_setup_48_24_magic(dev);
975
0ba41d91 976 dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz");
cb99864d
DZ		 977
978 return 0; /* Successful boot */
979}
980
16bafa79
AA		 981static int snd_usb_axefx3_boot_quirk(struct usb_device *dev)
982{
983 int err;
984
985 dev_dbg(&dev->dev, "Waiting for Axe-Fx III to boot up...\n");
986
801ebf10
TI		 987 if (snd_usb_pipe_sanity_check(dev, usb_sndctrlpipe(dev, 0)))
988 return -EINVAL;
16bafa79
AA		 989 /* If the Axe-Fx III has not fully booted, it will timeout when trying
990 * to enable the audio streaming interface. A more generous timeout is
991 * used here to detect when the Axe-Fx III has finished booting as the
992 * set interface message will be acked once it has
993 */
994 err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
995 USB_REQ_SET_INTERFACE, USB_RECIP_INTERFACE,
996 1, 1, NULL, 0, 120000);
997 if (err < 0) {
998 dev_err(&dev->dev,
999 "failed waiting for Axe-Fx III to boot: %d\n", err);
1000 return err;
1001 }
1002
1003 dev_dbg(&dev->dev, "Axe-Fx III is now ready\n");
1004
1005 err = usb_set_interface(dev, 1, 0);
1006 if (err < 0)
1007 dev_dbg(&dev->dev,
1008 "error stopping Axe-Fx III interface: %d\n", err);
1009
1010 return 0;
1011}
1012
a634090a
MR		 1013
1014#define MICROBOOK_BUF_SIZE 128
1015
1016static int snd_usb_motu_microbookii_communicate(struct usb_device *dev, u8 *buf,
1017 int buf_size, int *length)
1018{
1019 int err, actual_length;
1020
801ebf10
TI		 1021 if (snd_usb_pipe_sanity_check(dev, usb_sndintpipe(dev, 0x01)))
1022 return -EINVAL;
a634090a
MR		 1023 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x01), buf, *length,
1024 &actual_length, 1000);
1025 if (err < 0)
1026 return err;
1027
1028 print_hex_dump(KERN_DEBUG, "MicroBookII snd: ", DUMP_PREFIX_NONE, 16, 1,
1029 buf, actual_length, false);
1030
1031 memset(buf, 0, buf_size);
1032
801ebf10
TI		 1033 if (snd_usb_pipe_sanity_check(dev, usb_rcvintpipe(dev, 0x82)))
1034 return -EINVAL;
a634090a
MR		 1035 err = usb_interrupt_msg(dev, usb_rcvintpipe(dev, 0x82), buf, buf_size,
1036 &actual_length, 1000);
1037 if (err < 0)
1038 return err;
1039
1040 print_hex_dump(KERN_DEBUG, "MicroBookII rcv: ", DUMP_PREFIX_NONE, 16, 1,
1041 buf, actual_length, false);
1042
1043 *length = actual_length;
1044 return 0;
1045}
1046
1047static int snd_usb_motu_microbookii_boot_quirk(struct usb_device *dev)
1048{
1049 int err, actual_length, poll_attempts = 0;
1050 static const u8 set_samplerate_seq[] = { 0x00, 0x00, 0x00, 0x00,
1051 0x00, 0x00, 0x0b, 0x14,
1052 0x00, 0x00, 0x00, 0x01 };
1053 static const u8 poll_ready_seq[] = { 0x00, 0x04, 0x00, 0x00,
1054 0x00, 0x00, 0x0b, 0x18 };
1055 u8 *buf = kzalloc(MICROBOOK_BUF_SIZE, GFP_KERNEL);
1056
1057 if (!buf)
1058 return -ENOMEM;
1059
1060 dev_info(&dev->dev, "Waiting for MOTU Microbook II to boot up...\n");
1061
1062 /* First we tell the device which sample rate to use. */
1063 memcpy(buf, set_samplerate_seq, sizeof(set_samplerate_seq));
1064 actual_length = sizeof(set_samplerate_seq);
1065 err = snd_usb_motu_microbookii_communicate(dev, buf, MICROBOOK_BUF_SIZE,
1066 &actual_length);
1067
1068 if (err < 0) {
1069 dev_err(&dev->dev,
1070 "failed setting the sample rate for Motu MicroBook II: %d\n",
1071 err);
1072 goto free_buf;
1073 }
1074
1075 /* Then we poll every 100 ms until the device informs of its readiness. */
1076 while (true) {
1077 if (++poll_attempts > 100) {
1078 dev_err(&dev->dev,
1079 "failed booting Motu MicroBook II: timeout\n");
1080 err = -ENODEV;
1081 goto free_buf;
1082 }
1083
1084 memset(buf, 0, MICROBOOK_BUF_SIZE);
1085 memcpy(buf, poll_ready_seq, sizeof(poll_ready_seq));
1086
1087 actual_length = sizeof(poll_ready_seq);
1088 err = snd_usb_motu_microbookii_communicate(
1089 dev, buf, MICROBOOK_BUF_SIZE, &actual_length);
1090 if (err < 0) {
1091 dev_err(&dev->dev,
1092 "failed booting Motu MicroBook II: communication error %d\n",
1093 err);
1094 goto free_buf;
1095 }
1096
1097 /* the device signals its readiness through a message of the
1098 * form
1099 * XX 06 00 00 00 00 0b 18 00 00 00 01
1100 * If the device is not yet ready to accept audio data, the
1101 * last byte of that sequence is 00.
1102 */
1103 if (actual_length == 12 && buf[actual_length - 1] == 1)
1104 break;
1105
1106 msleep(100);
1107 }
1108
1109 dev_info(&dev->dev, "MOTU MicroBook II ready\n");
1110
1111free_buf:
1112 kfree(buf);
1113 return err;
1114}
1115
73ac9f5e
AT		 1116static int snd_usb_motu_m_series_boot_quirk(struct usb_device *dev)
1117{
1118 int ret;
1119
1120 if (snd_usb_pipe_sanity_check(dev, usb_sndctrlpipe(dev, 0)))
1121 return -EINVAL;
1122 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
1123 1, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1124 0x0, 0, NULL, 0, 1000);
1125
1126 if (ret < 0)
1127 return ret;
1128
1129 msleep(2000);
1130
1131 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
1132 1, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
1133 0x20, 0, NULL, 0, 1000);
1134
1135 if (ret < 0)
1136 return ret;
1137
1138 return 0;
1139}
1140
e5779998
DM		 1141/*
1142 * Setup quirks
1143 */
0f5733b0
GP		 1144#define MAUDIO_SET 0x01 /* parse device_setup */
1145#define MAUDIO_SET_COMPATIBLE 0x80 /* use only "win-compatible" interfaces */
1146#define MAUDIO_SET_DTS 0x02 /* enable DTS Digital Output */
1147#define MAUDIO_SET_96K 0x04 /* 48-96KHz rate if set, 8-48KHz otherwise */
1148#define MAUDIO_SET_24B 0x08 /* 24bits sample if set, 16bits otherwise */
1149#define MAUDIO_SET_DI 0x10 /* enable Digital Input */
1150#define MAUDIO_SET_MASK 0x1f /* bit mask for setup value */
1151#define MAUDIO_SET_24B_48K_DI 0x19 /* 24bits+48KHz+Digital Input */
1152#define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48KHz+No Digital Input */
1153#define MAUDIO_SET_16B_48K_DI 0x11 /* 16bits+48KHz+Digital Input */
1154#define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48KHz+No Digital Input */
1155
1156static int quattro_skip_setting_quirk(struct snd_usb_audio *chip,
1157 int iface, int altno)
1158{
1159 /* Reset ALL ifaces to 0 altsetting.
1160 * Call it for every possible altsetting of every interface.
1161 */
1162 usb_set_interface(chip->dev, iface, 0);
1163 if (chip->setup & MAUDIO_SET) {
1164 if (chip->setup & MAUDIO_SET_COMPATIBLE) {
1165 if (iface != 1 && iface != 2)
1166 return 1; /* skip all interfaces but 1 and 2 */
1167 } else {
1168 unsigned int mask;
1169 if (iface == 1 || iface == 2)
1170 return 1; /* skip interfaces 1 and 2 */
1171 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
1172 return 1; /* skip this altsetting */
1173 mask = chip->setup & MAUDIO_SET_MASK;
1174 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
1175 return 1; /* skip this altsetting */
1176 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
1177 return 1; /* skip this altsetting */
1178 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4)
1179 return 1; /* skip this altsetting */
1180 }
1181 }
0ba41d91 1182 usb_audio_dbg(chip,
0f5733b0
GP		 1183 "using altsetting %d for interface %d config %d\n",
1184 altno, iface, chip->setup);
1185 return 0; /* keep this altsetting */
1186}
e5779998
DM		 1187
1188static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip,
1189 int iface,
1190 int altno)
1191{
1192 /* Reset ALL ifaces to 0 altsetting.
1193 * Call it for every possible altsetting of every interface.
1194 */
1195 usb_set_interface(chip->dev, iface, 0);
1196
0f5733b0
GP		 1197 if (chip->setup & MAUDIO_SET) {
1198 unsigned int mask;
1199 if ((chip->setup & MAUDIO_SET_DTS) && altno != 6)
e5779998 1200 return 1; /* skip this altsetting */
0f5733b0 1201 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
e5779998 1202 return 1; /* skip this altsetting */
0f5733b0
GP		 1203 mask = chip->setup & MAUDIO_SET_MASK;
1204 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
e5779998 1205 return 1; /* skip this altsetting */
0f5733b0 1206 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
e5779998 1207 return 1; /* skip this altsetting */
0f5733b0 1208 if (mask == MAUDIO_SET_16B_48K_DI && altno != 4)
e5779998 1209 return 1; /* skip this altsetting */
0f5733b0 1210 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5)
e5779998
DM		 1211 return 1; /* skip this altsetting */
1212 }
1213
1214 return 0; /* keep this altsetting */
1215}
1216
0f5733b0
GP		 1217static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip,
1218 int iface, int altno)
1219{
1220 /* Reset ALL ifaces to 0 altsetting.
1221 * Call it for every possible altsetting of every interface.
1222 */
1223 usb_set_interface(chip->dev, iface, 0);
1224
1225 /* possible configuration where both inputs and only one output is
1226 *used is not supported by the current setup
1227 */
1228 if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) {
1229 if (chip->setup & MAUDIO_SET_96K) {
1230 if (altno != 3 && altno != 6)
1231 return 1;
1232 } else if (chip->setup & MAUDIO_SET_DI) {
1233 if (iface == 4)
1234 return 1; /* no analog input */
1235 if (altno != 2 && altno != 5)
1236 return 1; /* enable only altsets 2 and 5 */
1237 } else {
1238 if (iface == 5)
1239 return 1; /* disable digialt input */
1240 if (altno != 2 && altno != 5)
1241 return 1; /* enalbe only altsets 2 and 5 */
1242 }
1243 } else {
1244 /* keep only 16-Bit mode */
1245 if (altno != 1)
1246 return 1;
1247 }
1248
0ba41d91 1249 usb_audio_dbg(chip,
0f5733b0
GP		 1250 "using altsetting %d for interface %d config %d\n",
1251 altno, iface, chip->setup);
1252 return 0; /* keep this altsetting */
1253}
1254
e5779998
DM		 1255int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,
1256 int iface,
1257 int altno)
1258{
1259 /* audiophile usb: skip altsets incompatible with device_setup */
1260 if (chip->usb_id == USB_ID(0x0763, 0x2003))
1261 return audiophile_skip_setting_quirk(chip, iface, altno);
0f5733b0
GP		 1262 /* quattro usb: skip altsets incompatible with device_setup */
1263 if (chip->usb_id == USB_ID(0x0763, 0x2001))
1264 return quattro_skip_setting_quirk(chip, iface, altno);
1265 /* fasttrackpro usb: skip altsets incompatible with device_setup */
1266 if (chip->usb_id == USB_ID(0x0763, 0x2012))
1267 return fasttrackpro_skip_setting_quirk(chip, iface, altno);
e5779998
DM		 1268
1269 return 0;
1270}
1271
1272int snd_usb_apply_boot_quirk(struct usb_device *dev,
1273 struct usb_interface *intf,
79289e24
TI		 1274 const struct snd_usb_audio_quirk *quirk,
1275 unsigned int id)
e5779998 1276{
3347b26c
DM		 1277 switch (id) {
1278 case USB_ID(0x041e, 0x3000):
1279 /* SB Extigy needs special boot-up sequence */
1280 /* if more models come, this will go to the quirk list. */
e5779998
DM		 1281 return snd_usb_extigy_boot_quirk(dev, intf);
1282
3347b26c
DM		 1283 case USB_ID(0x041e, 0x3020):
1284 /* SB Audigy 2 NX needs its own boot-up magic, too */
e5779998
DM		 1285 return snd_usb_audigy2nx_boot_quirk(dev);
1286
3347b26c
DM		 1287 case USB_ID(0x10f5, 0x0200):
1288 /* C-Media CM106 / Turtle Beach Audio Advantage Roadie */
e5779998
DM		 1289 return snd_usb_cm106_boot_quirk(dev);
1290
3347b26c
DM		 1291 case USB_ID(0x0d8c, 0x0102):
1292 /* C-Media CM6206 / CM106-Like Sound Device */
8129e79e 1293 case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */
e5779998
DM		 1294 return snd_usb_cm6206_boot_quirk(dev);
1295
cb99864d
DZ		 1296 case USB_ID(0x0dba, 0x3000):
1297 /* Digidesign Mbox 2 */
1298 return snd_usb_mbox2_boot_quirk(dev);
1299
11e424e8
EG		 1300 case USB_ID(0x1235, 0x0010): /* Focusrite Novation Saffire 6 USB */
1301 case USB_ID(0x1235, 0x0018): /* Focusrite Novation Twitch */
1302 return snd_usb_novation_boot_quirk(dev);
5e212332 1303
3347b26c
DM		 1304 case USB_ID(0x133e, 0x0815):
1305 /* Access Music VirusTI Desktop */
e5779998
DM		 1306 return snd_usb_accessmusic_boot_quirk(dev);
1307
759e890f 1308 case USB_ID(0x17cc, 0x1000): /* Komplete Audio 6 */
3347b26c
DM		 1309 case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */
1310 case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */
54a8c500 1311 return snd_usb_nativeinstruments_boot_quirk(dev);
0f5733b0
GP		 1312 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1313 return snd_usb_fasttrackpro_boot_quirk(dev);
19570d74
TI		 1314 case USB_ID(0x047f, 0xc010): /* Plantronics Gamecom 780 */
1315 return snd_usb_gamecon780_boot_quirk(dev);
16bafa79
AA		 1316 case USB_ID(0x2466, 0x8010): /* Fractal Audio Axe-Fx 3 */
1317 return snd_usb_axefx3_boot_quirk(dev);
a634090a
MR		 1318 case USB_ID(0x07fd, 0x0004): /* MOTU MicroBook II */
1319 return snd_usb_motu_microbookii_boot_quirk(dev);
3347b26c 1320 }
54a8c500 1321
e5779998
DM		 1322 return 0;
1323}
1324
73ac9f5e
AT		 1325int snd_usb_apply_boot_quirk_once(struct usb_device *dev,
1326 struct usb_interface *intf,
1327 const struct snd_usb_audio_quirk *quirk,
1328 unsigned int id)
1329{
1330 switch (id) {
1331 case USB_ID(0x07fd, 0x0008): /* MOTU M Series */
1332 return snd_usb_motu_m_series_boot_quirk(dev);
1333 }
1334
1335 return 0;
1336}
1337
e5779998
DM		 1338/*
1339 * check if the device uses big-endian samples
1340 */
1341int snd_usb_is_big_endian_format(struct snd_usb_audio *chip, struct audioformat *fp)
1342{
48fc7f7e 1343 /* it depends on altsetting whether the device is big-endian or not */
e5779998
DM		 1344 switch (chip->usb_id) {
1345 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */
0f5733b0
GP		 1346 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1347 fp->altsetting == 5 || fp->altsetting == 6)
e5779998
DM		 1348 return 1;
1349 break;
1350 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1351 if (chip->setup == 0x00 ||
0f5733b0
GP		 1352 fp->altsetting == 1 || fp->altsetting == 2 ||
1353 fp->altsetting == 3)
1354 return 1;
1355 break;
1356 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro */
1357 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1358 fp->altsetting == 5 || fp->altsetting == 6)
e5779998 1359 return 1;
0f5733b0 1360 break;
e5779998
DM		 1361 }
1362 return 0;
1363}
1364
1365/*
1cdfa9f3 1366 * For E-Mu 0404USB/0202USB/TrackerPre/0204 sample rate should be set for device,
e5779998
DM		 1367 * not for interface.
1368 */
1369
1370enum {
1371 EMU_QUIRK_SR_44100HZ = 0,
1372 EMU_QUIRK_SR_48000HZ,
1373 EMU_QUIRK_SR_88200HZ,
1374 EMU_QUIRK_SR_96000HZ,
1375 EMU_QUIRK_SR_176400HZ,
1376 EMU_QUIRK_SR_192000HZ
1377};
1378
1379static void set_format_emu_quirk(struct snd_usb_substream *subs,
1380 struct audioformat *fmt)
1381{
1382 unsigned char emu_samplerate_id = 0;
1383
1384 /* When capture is active
1385 * sample rate shouldn't be changed
1386 * by playback substream
1387 */
1388 if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {
1389 if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].interface != -1)
1390 return;
1391 }
1392
1393 switch (fmt->rate_min) {
1394 case 48000:
1395 emu_samplerate_id = EMU_QUIRK_SR_48000HZ;
1396 break;
1397 case 88200:
1398 emu_samplerate_id = EMU_QUIRK_SR_88200HZ;
1399 break;
1400 case 96000:
1401 emu_samplerate_id = EMU_QUIRK_SR_96000HZ;
1402 break;
1403 case 176400:
1404 emu_samplerate_id = EMU_QUIRK_SR_176400HZ;
1405 break;
1406 case 192000:
1407 emu_samplerate_id = EMU_QUIRK_SR_192000HZ;
1408 break;
1409 default:
1410 emu_samplerate_id = EMU_QUIRK_SR_44100HZ;
1411 break;
1412 }
1413 snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id);
1539d4f8 1414 subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0;
e5779998
DM		 1415}
1416
1417void snd_usb_set_format_quirk(struct snd_usb_substream *subs,
1418 struct audioformat *fmt)
1419{
1420 switch (subs->stream->chip->usb_id) {
1421 case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */
1422 case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */
1423 case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */
1cdfa9f3 1424 case USB_ID(0x041e, 0x3f19): /* E-Mu 0204 USB */
e5779998
DM		 1425 set_format_emu_quirk(subs, fmt);
1426 break;
1427 }
1428}
1429
b62b9980
JT		 1430bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
1431{
9fc88ad6
EW		 1432 /* devices which do not support reading the sample rate. */
1433 switch (chip->usb_id) {
8be03a71
TI		 1434 case USB_ID(0x041e, 0x4080): /* Creative Live Cam VF0610 */
1435 case USB_ID(0x04d8, 0xfeea): /* Benchmark DAC1 Pre */
84add303 1436 case USB_ID(0x0556, 0x0014): /* Phoenix Audio TMX320VC */
8be03a71 1437 case USB_ID(0x05a3, 0x9420): /* ELP HD USB Camera */
51d4efab 1438 case USB_ID(0x05a7, 0x1020): /* Bose Companion 5 */
8be03a71 1439 case USB_ID(0x074d, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */
a8e800fe 1440 case USB_ID(0x1395, 0x740a): /* Sennheiser DECT */
83d9956b 1441 case USB_ID(0x1901, 0x0191): /* GE B850V3 CP2114 audio interface */
8be03a71 1442 case USB_ID(0x21b4, 0x0081): /* AudioQuest DragonFly */
93f9d1a4 1443 case USB_ID(0x2912, 0x30c8): /* Audioengine D1 */
9fc88ad6
EW		 1444 return true;
1445 }
a6aa6cdc
TI		 1446
1447 /* devices of these vendors don't support reading rate, either */
1448 switch (USB_ID_VENDOR(chip->usb_id)) {
8be03a71
TI		 1449 case 0x045e: /* MS Lifecam */
1450 case 0x047f: /* Plantronics */
a6aa6cdc
TI		 1451 case 0x1de7: /* Phoenix Audio */
1452 return true;
1453 }
1454
9fc88ad6 1455 return false;
b62b9980 1456}
6874daad 1457
71426535 1458/* ITF-USB DSD based DACs need a vendor cmd to switch
6874daad
JK		 1459 * between PCM and native DSD mode
1460 */
f3b906d7 1461static bool is_itf_usb_dsd_dac(unsigned int id)
8b28c93f 1462{
f3b906d7 1463 switch (id) {
8b28c93f
TI		 1464 case USB_ID(0x154e, 0x1003): /* Denon DA-300USB */
1465 case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */
1466 case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */
71426535 1467 case USB_ID(0x1852, 0x5065): /* Luxman DA-06 */
f3b906d7 1468 case USB_ID(0x0644, 0x8043): /* TEAC UD-501/UD-501V2/UD-503/NT-503 */
866f7ed7 1469 case USB_ID(0x0644, 0x8044): /* Esoteric D-05X */
b0021486 1470 case USB_ID(0x0644, 0x804a): /* TEAC UD-301 */
7f38ca04
NO		 1471 return true;
1472 }
1473 return false;
1474}
1475
6874daad
JK		 1476int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
1477 struct audioformat *fmt)
1478{
1479 struct usb_device *dev = subs->dev;
1480 int err;
1481
f3b906d7 1482 if (is_itf_usb_dsd_dac(subs->stream->chip->usb_id)) {
6874daad
JK		 1483 /* First switch to alt set 0, otherwise the mode switch cmd
1484 * will not be accepted by the DAC
1485 */
1486 err = usb_set_interface(dev, fmt->iface, 0);
1487 if (err < 0)
1488 return err;
1489
df3f0347 1490 msleep(20); /* Delay needed after setting the interface */
6874daad 1491
7f38ca04 1492 /* Vendor mode switch cmd is required. */
f3b906d7
NO		 1493 if (fmt->formats & SNDRV_PCM_FMTBIT_DSD_U32_BE) {
1494 /* DSD mode (DSD_U32) requested */
7f38ca04
NO		 1495 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1496 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1497 1, 1, NULL, 0);
1498 if (err < 0)
1499 return err;
7f38ca04 1500
f3b906d7
NO		 1501 } else {
1502 /* PCM or DOP mode (S32) requested */
1503 /* PCM mode (S16) requested */
7f38ca04
NO		 1504 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1505 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1506 0, 1, NULL, 0);
1507 if (err < 0)
1508 return err;
f3b906d7 1509
7f38ca04 1510 }
df3f0347 1511 msleep(20);
6874daad
JK		 1512 }
1513 return 0;
1514}
1515
2b58fd5b
DM		 1516void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep)
1517{
1518 /*
1519 * "Playback Design" products send bogus feedback data at the start
1520 * of the stream. Ignore them.
1521 */
79289e24 1522 if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba &&
2b58fd5b
DM		 1523 ep->type == SND_USB_ENDPOINT_TYPE_SYNC)
1524 ep->skip_packets = 4;
83e3acd4
EZ		 1525
1526 /*
e9a25e04
MG		 1527 * M-Audio Fast Track C400/C600 - when packets are not skipped, real
1528 * world latency varies by approx. +/- 50 frames (at 96KHz) each time
1529 * the stream is (re)started. When skipping packets 16 at endpoint
1530 * start up, the real world latency is stable within +/- 1 frame (also
83e3acd4
EZ		 1531 * across power cycles).
1532 */
e9a25e04
MG		 1533 if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) ||
1534 ep->chip->usb_id == USB_ID(0x0763, 0x2031)) &&
83e3acd4
EZ		 1535 ep->type == SND_USB_ENDPOINT_TYPE_DATA)
1536 ep->skip_packets = 16;
9abc1341
DM		 1537
1538 /* Work around devices that report unreasonable feedback data */
ca0dd273
DM		 1539 if ((ep->chip->usb_id == USB_ID(0x0644, 0x8038) || /* TEAC UD-H01 */
1540 ep->chip->usb_id == USB_ID(0x1852, 0x5034)) && /* T+A Dac8 */
9abc1341 1541 ep->syncmaxsize == 4)
ca0dd273 1542 ep->tenor_fb_quirk = 1;
2b58fd5b
DM		 1543}
1544
21bb5aaf
DM		 1545void snd_usb_set_interface_quirk(struct usb_device *dev)
1546{
79289e24
TI		 1547 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1548
1549 if (!chip)
1550 return;
21bb5aaf
DM		 1551 /*
1552 * "Playback Design" products need a 50ms delay after setting the
1553 * USB interface.
1554 */
79289e24 1555 switch (USB_ID_VENDOR(chip->usb_id)) {
5a4ff9ec
GF		 1556 case 0x23ba: /* Playback Design */
1557 case 0x0644: /* TEAC Corp. */
df3f0347 1558 msleep(50);
5a4ff9ec
GF		 1559 break;
1560 }
21bb5aaf
DM		 1561}
1562
79289e24 1563/* quirk applied after snd_usb_ctl_msg(); not applied during boot quirks */
2b58fd5b
DM		 1564void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
1565 __u8 request, __u8 requesttype, __u16 value,
1566 __u16 index, void *data, __u16 size)
1567{
79289e24
TI		 1568 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1569
1570 if (!chip)
1571 return;
2b58fd5b
DM		 1572 /*
1573 * "Playback Design" products need a 20ms delay after each
1574 * class compliant request
1575 */
79289e24 1576 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba &&
2b58fd5b 1577 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
df3f0347 1578 msleep(20);
6e84a8d7 1579
5a4ff9ec
GF		 1580 /*
1581 * "TEAC Corp." products need a 20ms delay after each
1582 * class compliant request
1583 */
79289e24 1584 if (USB_ID_VENDOR(chip->usb_id) == 0x0644 &&
5a4ff9ec 1585 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
df3f0347 1586 msleep(20);
5a4ff9ec 1587
71426535 1588 /* ITF-USB DSD based DACs functionality need a delay
6e84a8d7
JK		 1589 * after each class compliant request
1590 */
f3b906d7 1591 if (is_itf_usb_dsd_dac(chip->usb_id)
8b28c93f 1592 && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
df3f0347 1593 msleep(20);
dacacb0a 1594
07b3b5e9
JT		 1595 /* Zoom R16/24, Logitech H650e, Jabra 550a needs a tiny delay here,
1596 * otherwise requests like get/set frequency return as failed despite
1597 * actually succeeding.
dacacb0a 1598 */
07b3b5e9
JT		 1599 if ((chip->usb_id == USB_ID(0x1686, 0x00dd) ||
1600 chip->usb_id == USB_ID(0x046d, 0x0a46) ||
1601 chip->usb_id == USB_ID(0x0b0e, 0x0349)) &&
dacacb0a 1602 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
df3f0347 1603 usleep_range(1000, 2000);
2b58fd5b
DM		 1604}
1605
126825e7
DM		 1606/*
1607 * snd_usb_interface_dsd_format_quirks() is called from format.c to
1608 * augment the PCM format bit-field for DSD types. The UAC standards
1609 * don't have a designated bit field to denote DSD-capable interfaces,
1610 * hence all hardware that is known to support this format has to be
1611 * listed here.
1612 */
1613u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
1614 struct audioformat *fp,
1615 unsigned int sample_bytes)
1616{
f3b906d7
NO		 1617 struct usb_interface *iface;
1618
126825e7 1619 /* Playback Designs */
eb7505d5
JL		 1620 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba &&
1621 USB_ID_PRODUCT(chip->usb_id) < 0x0110) {
126825e7
DM		 1622 switch (fp->altsetting) {
1623 case 1:
1624 fp->dsd_dop = true;
1625 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1626 case 2:
1627 fp->dsd_bitrev = true;
1628 return SNDRV_PCM_FMTBIT_DSD_U8;
1629 case 3:
1630 fp->dsd_bitrev = true;
1631 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1632 }
1633 }
1634
848f3a82
JK		 1635 /* XMOS based USB DACs */
1636 switch (chip->usb_id) {
f656891c 1637 case USB_ID(0x1511, 0x0037): /* AURALiC VEGA */
f656891c 1638 case USB_ID(0x2522, 0x0012): /* LH Labs VI DAC Infinity */
9bb201a5 1639 case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */
848f3a82 1640 if (fp->altsetting == 2)
d42472ec 1641 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
848f3a82 1642 break;
3b7e5c7e 1643
f656891c 1644 case USB_ID(0x0d8c, 0x0316): /* Hegel HD12 DSD */
202e69e6 1645 case USB_ID(0x10cb, 0x0103): /* The Bit Opus #3; with fp->dsd_raw */
f656891c 1646 case USB_ID(0x16b0, 0x06b2): /* NuPrime DAC-10 */
202e69e6 1647 case USB_ID(0x16d0, 0x09dd): /* Encore mDSD */
f656891c
DM		 1648 case USB_ID(0x16d0, 0x0733): /* Furutech ADL Stratos */
1649 case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */
1650 case USB_ID(0x1db5, 0x0003): /* Bryston BDA3 */
f656891c
DM		 1651 case USB_ID(0x22e1, 0xca01): /* HDTA Serenade DSD */
1652 case USB_ID(0x249c, 0x9326): /* M2Tech Young MkIII */
ad678b4c 1653 case USB_ID(0x2616, 0x0106): /* PS Audio NuWave DAC */
f656891c
DM		 1654 case USB_ID(0x2622, 0x0041): /* Audiolab M-DAC+ */
1655 case USB_ID(0x27f7, 0x3002): /* W4S DAC-2v2SE */
1656 case USB_ID(0x29a2, 0x0086): /* Mutec MC3+ USB */
1657 case USB_ID(0x6b42, 0x0042): /* MSB Technology */
848f3a82 1658 if (fp->altsetting == 3)
d42472ec 1659 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
848f3a82 1660 break;
3eff682d 1661
7c74866b
DM		 1662 /* Amanero Combo384 USB based DACs with native DSD support */
1663 case USB_ID(0x16d0, 0x071a): /* Amanero - Combo384 */
1664 case USB_ID(0x2ab6, 0x0004): /* T+A DAC8DSD-V2.0, MP1000E-V2.0, MP2000R-V2.0, MP2500R-V2.0, MP3100HV-V2.0 */
1665 case USB_ID(0x2ab6, 0x0005): /* T+A USB HD Audio 1 */
1666 case USB_ID(0x2ab6, 0x0006): /* T+A USB HD Audio 2 */
3eff682d 1667 if (fp->altsetting == 2) {
f83914fd 1668 switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) {
3eff682d
JL		 1669 case 0x199:
1670 return SNDRV_PCM_FMTBIT_DSD_U32_LE;
1671 case 0x19b:
f5ce8179 1672 case 0x203:
3eff682d
JL		 1673 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1674 default:
1675 break;
1676 }
1677 }
1678 break;
ed993c6f
JL		 1679 case USB_ID(0x16d0, 0x0a23):
1680 if (fp->altsetting == 2)
1681 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1682 break;
3eff682d 1683
848f3a82
JK		 1684 default:
1685 break;
1686 }
1687
f3b906d7
NO		 1688 /* ITF-USB DSD based DACs */
1689 if (is_itf_usb_dsd_dac(chip->usb_id)) {
1690 iface = usb_ifnum_to_if(chip->dev, fp->iface);
7a2e9ddc 1691
f3b906d7
NO		 1692 /* Altsetting 2 support native DSD if the num of altsets is
1693 * three (0-2),
1694 * Altsetting 3 support native DSD if the num of altsets is
1695 * four (0-3).
1696 */
1697 if (fp->altsetting == iface->num_altsetting - 1)
7f38ca04
NO		 1698 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1699 }
1700
3a572d94
JL		 1701 /* Mostly generic method to detect many DSD-capable implementations -
1702 * from XMOS/Thesycon
1703 */
1704 switch (USB_ID_VENDOR(chip->usb_id)) {
1ea0358e 1705 case 0x152a: /* Thesycon devices */
eb7505d5 1706 case 0x20b1: /* XMOS based devices */
0067e154 1707 case 0x22d9: /* Oppo */
eb7505d5 1708 case 0x23ba: /* Playback Designs */
3a572d94 1709 case 0x25ce: /* Mytek devices */
0067e154 1710 case 0x278b: /* Rotel? */
e2995b95 1711 case 0x292b: /* Gustard/Ess based devices */
3bff2407 1712 case 0x2ab6: /* T+A devices */
f41f9005 1713 case 0x3842: /* EVGA */
029d2c0f 1714 case 0xc502: /* HiBy devices */
3a572d94
JL		 1715 if (fp->dsd_raw)
1716 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1717 break;
1718 default:
1719 break;
1720
1721 }
1722
126825e7
DM		 1723 return 0;
1724}
ceb18f51
RB		 1725
1726void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
1727 struct audioformat *fp,
1728 int stream)
1729{
1730 switch (chip->usb_id) {
1731 case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */
1732 /* Optoplay sets the sample rate attribute although
1733 * it seems not supporting it in fact.
1734 */
1735 fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE;
1736 break;
1737 case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */
1738 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1739 /* doesn't set the sample rate attribute, but supports it */
1740 fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE;
1741 break;
1742 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro USB */
1743 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1744 case USB_ID(0x047f, 0x0ca1): /* plantronics headset */
1745 case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is
1746 an older model 77d:223) */
1747 /*
1748 * plantronics headset and Griffin iMic have set adaptive-in
1749 * although it's really not...
1750 */
1751 fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;
1752 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
1753 fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE;
1754 else
1755 fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC;
1756 break;
1757 }
1758}
Linux 6.x block layer and io_uring tree(s)