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17#include <linux/init.h>
18#include <linux/slab.h>
19#include <linux/usb.h>
20#include <linux/usb/audio.h>
21#include <linux/usb/midi.h>
22
23#include <sound/control.h>
24#include <sound/core.h>
25#include <sound/info.h>
26#include <sound/pcm.h>
27
28#include "usbaudio.h"
29#include "card.h"
30#include "mixer.h"
31#include "mixer_quirks.h"
32#include "midi.h"
33#include "quirks.h"
34#include "helper.h"
35#include "endpoint.h"
36#include "pcm.h"
37#include "clock.h"
38#include "stream.h"
39
40
41
42
43static int create_composite_quirk(struct snd_usb_audio *chip,
44 struct usb_interface *iface,
45 struct usb_driver *driver,
46 const struct snd_usb_audio_quirk *quirk_comp)
47{
48 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
49 const struct snd_usb_audio_quirk *quirk;
50 int err;
51
52 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {
53 iface = usb_ifnum_to_if(chip->dev, quirk->ifnum);
54 if (!iface)
55 continue;
56 if (quirk->ifnum != probed_ifnum &&
57 usb_interface_claimed(iface))
58 continue;
59 err = snd_usb_create_quirk(chip, iface, driver, quirk);
60 if (err < 0)
61 return err;
62 }
63
64 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {
65 iface = usb_ifnum_to_if(chip->dev, quirk->ifnum);
66 if (!iface)
67 continue;
68 if (quirk->ifnum != probed_ifnum &&
69 !usb_interface_claimed(iface))
70 usb_driver_claim_interface(driver, iface, (void *)-1L);
71 }
72
73 return 0;
74}
75
76static int ignore_interface_quirk(struct snd_usb_audio *chip,
77 struct usb_interface *iface,
78 struct usb_driver *driver,
79 const struct snd_usb_audio_quirk *quirk)
80{
81 return 0;
82}
83
84
85
86
87
88
89static int create_align_transfer_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 chip->txfr_quirk = 1;
95 return 1;
96}
97
98static int create_any_midi_quirk(struct snd_usb_audio *chip,
99 struct usb_interface *intf,
100 struct usb_driver *driver,
101 const struct snd_usb_audio_quirk *quirk)
102{
103 return snd_usbmidi_create(chip->card, intf, &chip->midi_list, quirk);
104}
105
106
107
108
109static int create_standard_audio_quirk(struct snd_usb_audio *chip,
110 struct usb_interface *iface,
111 struct usb_driver *driver,
112 const struct snd_usb_audio_quirk *quirk)
113{
114 struct usb_host_interface *alts;
115 struct usb_interface_descriptor *altsd;
116 int err;
117
118 if (chip->usb_id == USB_ID(0x1686, 0x00dd))
119 chip->tx_length_quirk = 1;
120
121 alts = &iface->altsetting[0];
122 altsd = get_iface_desc(alts);
123 err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber);
124 if (err < 0) {
125 usb_audio_err(chip, "cannot setup if %d: error %d\n",
126 altsd->bInterfaceNumber, err);
127 return err;
128 }
129
130 usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0);
131 return 0;
132}
133
134
135
136
137static int create_fixed_stream_quirk(struct snd_usb_audio *chip,
138 struct usb_interface *iface,
139 struct usb_driver *driver,
140 const struct snd_usb_audio_quirk *quirk)
141{
142 struct audioformat *fp;
143 struct usb_host_interface *alts;
144 struct usb_interface_descriptor *altsd;
145 int stream, err;
146 unsigned *rate_table = NULL;
147
148 fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL);
149 if (!fp)
150 return -ENOMEM;
151
152 INIT_LIST_HEAD(&fp->list);
153 if (fp->nr_rates > MAX_NR_RATES) {
154 kfree(fp);
155 return -EINVAL;
156 }
157 if (fp->nr_rates > 0) {
158 rate_table = kmemdup(fp->rate_table,
159 sizeof(int) * fp->nr_rates, GFP_KERNEL);
160 if (!rate_table) {
161 kfree(fp);
162 return -ENOMEM;
163 }
164 fp->rate_table = rate_table;
165 }
166
167 stream = (fp->endpoint & USB_DIR_IN)
168 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
169 err = snd_usb_add_audio_stream(chip, stream, fp);
170 if (err < 0)
171 goto error;
172 if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber ||
173 fp->altset_idx >= iface->num_altsetting) {
174 err = -EINVAL;
175 goto error;
176 }
177 alts = &iface->altsetting[fp->altset_idx];
178 altsd = get_iface_desc(alts);
179 if (altsd->bNumEndpoints < 1) {
180 err = -EINVAL;
181 goto error;
182 }
183
184 fp->protocol = altsd->bInterfaceProtocol;
185
186 if (fp->datainterval == 0)
187 fp->datainterval = snd_usb_parse_datainterval(chip, alts);
188 if (fp->maxpacksize == 0)
189 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
190 usb_set_interface(chip->dev, fp->iface, 0);
191 snd_usb_init_pitch(chip, fp->iface, alts, fp);
192 snd_usb_init_sample_rate(chip, fp->iface, alts, fp, fp->rate_max);
193 return 0;
194
195 error:
196 list_del(&fp->list);
197 kfree(fp);
198 kfree(rate_table);
199 return err;
200}
201
202static int create_auto_pcm_quirk(struct snd_usb_audio *chip,
203 struct usb_interface *iface,
204 struct usb_driver *driver)
205{
206 struct usb_host_interface *alts;
207 struct usb_interface_descriptor *altsd;
208 struct usb_endpoint_descriptor *epd;
209 struct uac1_as_header_descriptor *ashd;
210 struct uac_format_type_i_discrete_descriptor *fmtd;
211
212
213
214
215
216
217
218
219
220 if (iface->num_altsetting < 2)
221 return -ENODEV;
222 alts = &iface->altsetting[1];
223 altsd = get_iface_desc(alts);
224
225
226 if (altsd->bNumEndpoints < 1)
227 return -ENODEV;
228 epd = get_endpoint(alts, 0);
229 if (!usb_endpoint_xfer_isoc(epd))
230 return -ENODEV;
231
232
233 ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
234 UAC_AS_GENERAL);
235 fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
236 UAC_FORMAT_TYPE);
237 if (!ashd || ashd->bLength < 7 ||
238 !fmtd || fmtd->bLength < 8)
239 return -ENODEV;
240
241 return create_standard_audio_quirk(chip, iface, driver, NULL);
242}
243
244static int create_yamaha_midi_quirk(struct snd_usb_audio *chip,
245 struct usb_interface *iface,
246 struct usb_driver *driver,
247 struct usb_host_interface *alts)
248{
249 static const struct snd_usb_audio_quirk yamaha_midi_quirk = {
250 .type = QUIRK_MIDI_YAMAHA
251 };
252 struct usb_midi_in_jack_descriptor *injd;
253 struct usb_midi_out_jack_descriptor *outjd;
254
255
256 injd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
257 NULL, USB_MS_MIDI_IN_JACK);
258 outjd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
259 NULL, USB_MS_MIDI_OUT_JACK);
260 if (!injd && !outjd)
261 return -ENODEV;
262 if (injd && (injd->bLength < 5 ||
263 (injd->bJackType != USB_MS_EMBEDDED &&
264 injd->bJackType != USB_MS_EXTERNAL)))
265 return -ENODEV;
266 if (outjd && (outjd->bLength < 6 ||
267 (outjd->bJackType != USB_MS_EMBEDDED &&
268 outjd->bJackType != USB_MS_EXTERNAL)))
269 return -ENODEV;
270 return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk);
271}
272
273static int create_roland_midi_quirk(struct snd_usb_audio *chip,
274 struct usb_interface *iface,
275 struct usb_driver *driver,
276 struct usb_host_interface *alts)
277{
278 static const struct snd_usb_audio_quirk roland_midi_quirk = {
279 .type = QUIRK_MIDI_ROLAND
280 };
281 u8 *roland_desc = NULL;
282
283
284 for (;;) {
285 roland_desc = snd_usb_find_csint_desc(alts->extra,
286 alts->extralen,
287 roland_desc, 0xf1);
288 if (!roland_desc)
289 return -ENODEV;
290 if (roland_desc[0] < 6 || roland_desc[3] != 2)
291 continue;
292 return create_any_midi_quirk(chip, iface, driver,
293 &roland_midi_quirk);
294 }
295}
296
297static int create_std_midi_quirk(struct snd_usb_audio *chip,
298 struct usb_interface *iface,
299 struct usb_driver *driver,
300 struct usb_host_interface *alts)
301{
302 struct usb_ms_header_descriptor *mshd;
303 struct usb_ms_endpoint_descriptor *msepd;
304
305
306 mshd = (struct usb_ms_header_descriptor *)alts->extra;
307 if (alts->extralen < 7 ||
308 mshd->bLength < 7 ||
309 mshd->bDescriptorType != USB_DT_CS_INTERFACE ||
310 mshd->bDescriptorSubtype != USB_MS_HEADER)
311 return -ENODEV;
312
313 msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra;
314 if (alts->endpoint[0].extralen < 4 ||
315 msepd->bLength < 4 ||
316 msepd->bDescriptorType != USB_DT_CS_ENDPOINT ||
317 msepd->bDescriptorSubtype != UAC_MS_GENERAL ||
318 msepd->bNumEmbMIDIJack < 1 ||
319 msepd->bNumEmbMIDIJack > 16)
320 return -ENODEV;
321
322 return create_any_midi_quirk(chip, iface, driver, NULL);
323}
324
325static int create_auto_midi_quirk(struct snd_usb_audio *chip,
326 struct usb_interface *iface,
327 struct usb_driver *driver)
328{
329 struct usb_host_interface *alts;
330 struct usb_interface_descriptor *altsd;
331 struct usb_endpoint_descriptor *epd;
332 int err;
333
334 alts = &iface->altsetting[0];
335 altsd = get_iface_desc(alts);
336
337
338 if (altsd->bNumEndpoints < 1)
339 return -ENODEV;
340 epd = get_endpoint(alts, 0);
341 if (!usb_endpoint_xfer_bulk(epd) &&
342 !usb_endpoint_xfer_int(epd))
343 return -ENODEV;
344
345 switch (USB_ID_VENDOR(chip->usb_id)) {
346 case 0x0499:
347 err = create_yamaha_midi_quirk(chip, iface, driver, alts);
348 if (err != -ENODEV)
349 return err;
350 break;
351 case 0x0582:
352 err = create_roland_midi_quirk(chip, iface, driver, alts);
353 if (err != -ENODEV)
354 return err;
355 break;
356 }
357
358 return create_std_midi_quirk(chip, iface, driver, alts);
359}
360
361static int create_autodetect_quirk(struct snd_usb_audio *chip,
362 struct usb_interface *iface,
363 struct usb_driver *driver)
364{
365 int err;
366
367 err = create_auto_pcm_quirk(chip, iface, driver);
368 if (err == -ENODEV)
369 err = create_auto_midi_quirk(chip, iface, driver);
370 return err;
371}
372
373static int create_autodetect_quirks(struct snd_usb_audio *chip,
374 struct usb_interface *iface,
375 struct usb_driver *driver,
376 const struct snd_usb_audio_quirk *quirk)
377{
378 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
379 int ifcount, ifnum, err;
380
381 err = create_autodetect_quirk(chip, iface, driver);
382 if (err < 0)
383 return err;
384
385
386
387
388
389 ifcount = chip->dev->actconfig->desc.bNumInterfaces;
390 for (ifnum = 0; ifnum < ifcount; ifnum++) {
391 if (ifnum == probed_ifnum || quirk->ifnum >= 0)
392 continue;
393 iface = usb_ifnum_to_if(chip->dev, ifnum);
394 if (!iface ||
395 usb_interface_claimed(iface) ||
396 get_iface_desc(iface->altsetting)->bInterfaceClass !=
397 USB_CLASS_VENDOR_SPEC)
398 continue;
399
400 err = create_autodetect_quirk(chip, iface, driver);
401 if (err >= 0)
402 usb_driver_claim_interface(driver, iface, (void *)-1L);
403 }
404
405 return 0;
406}
407
408
409
410
411
412static int create_uaxx_quirk(struct snd_usb_audio *chip,
413 struct usb_interface *iface,
414 struct usb_driver *driver,
415 const struct snd_usb_audio_quirk *quirk)
416{
417 static const struct audioformat ua_format = {
418 .formats = SNDRV_PCM_FMTBIT_S24_3LE,
419 .channels = 2,
420 .fmt_type = UAC_FORMAT_TYPE_I,
421 .altsetting = 1,
422 .altset_idx = 1,
423 .rates = SNDRV_PCM_RATE_CONTINUOUS,
424 };
425 struct usb_host_interface *alts;
426 struct usb_interface_descriptor *altsd;
427 struct audioformat *fp;
428 int stream, err;
429
430
431 if (iface->num_altsetting < 2)
432 return -ENXIO;
433 alts = &iface->altsetting[1];
434 altsd = get_iface_desc(alts);
435
436 if (altsd->bNumEndpoints == 2) {
437 static const struct snd_usb_midi_endpoint_info ua700_ep = {
438 .out_cables = 0x0003,
439 .in_cables = 0x0003
440 };
441 static const struct snd_usb_audio_quirk ua700_quirk = {
442 .type = QUIRK_MIDI_FIXED_ENDPOINT,
443 .data = &ua700_ep
444 };
445 static const struct snd_usb_midi_endpoint_info uaxx_ep = {
446 .out_cables = 0x0001,
447 .in_cables = 0x0001
448 };
449 static const struct snd_usb_audio_quirk uaxx_quirk = {
450 .type = QUIRK_MIDI_FIXED_ENDPOINT,
451 .data = &uaxx_ep
452 };
453 const struct snd_usb_audio_quirk *quirk =
454 chip->usb_id == USB_ID(0x0582, 0x002b)
455 ? &ua700_quirk : &uaxx_quirk;
456 return __snd_usbmidi_create(chip->card, iface,
457 &chip->midi_list, quirk,
458 chip->usb_id);
459 }
460
461 if (altsd->bNumEndpoints != 1)
462 return -ENXIO;
463
464 fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL);
465 if (!fp)
466 return -ENOMEM;
467
468 fp->iface = altsd->bInterfaceNumber;
469 fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;
470 fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
471 fp->datainterval = 0;
472 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
473 INIT_LIST_HEAD(&fp->list);
474
475 switch (fp->maxpacksize) {
476 case 0x120:
477 fp->rate_max = fp->rate_min = 44100;
478 break;
479 case 0x138:
480 case 0x140:
481 fp->rate_max = fp->rate_min = 48000;
482 break;
483 case 0x258:
484 case 0x260:
485 fp->rate_max = fp->rate_min = 96000;
486 break;
487 default:
488 usb_audio_err(chip, "unknown sample rate\n");
489 kfree(fp);
490 return -ENXIO;
491 }
492
493 stream = (fp->endpoint & USB_DIR_IN)
494 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
495 err = snd_usb_add_audio_stream(chip, stream, fp);
496 if (err < 0) {
497 list_del(&fp->list);
498 kfree(fp);
499 return err;
500 }
501 usb_set_interface(chip->dev, fp->iface, 0);
502 return 0;
503}
504
505
506
507
508static int create_standard_mixer_quirk(struct snd_usb_audio *chip,
509 struct usb_interface *iface,
510 struct usb_driver *driver,
511 const struct snd_usb_audio_quirk *quirk)
512{
513 if (quirk->ifnum < 0)
514 return 0;
515
516 return snd_usb_create_mixer(chip, quirk->ifnum, 0);
517}
518
519
520
521
522
523
524
525
526
527int snd_usb_create_quirk(struct snd_usb_audio *chip,
528 struct usb_interface *iface,
529 struct usb_driver *driver,
530 const struct snd_usb_audio_quirk *quirk)
531{
532 typedef int (*quirk_func_t)(struct snd_usb_audio *,
533 struct usb_interface *,
534 struct usb_driver *,
535 const struct snd_usb_audio_quirk *);
536 static const quirk_func_t quirk_funcs[] = {
537 [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,
538 [QUIRK_COMPOSITE] = create_composite_quirk,
539 [QUIRK_AUTODETECT] = create_autodetect_quirks,
540 [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk,
541 [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk,
542 [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk,
543 [QUIRK_MIDI_ROLAND] = create_any_midi_quirk,
544 [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk,
545 [QUIRK_MIDI_NOVATION] = create_any_midi_quirk,
546 [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk,
547 [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk,
548 [QUIRK_MIDI_CME] = create_any_midi_quirk,
549 [QUIRK_MIDI_AKAI] = create_any_midi_quirk,
550 [QUIRK_MIDI_FTDI] = create_any_midi_quirk,
551 [QUIRK_MIDI_CH345] = create_any_midi_quirk,
552 [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,
553 [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,
554 [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk,
555 [QUIRK_AUDIO_ALIGN_TRANSFER] = create_align_transfer_quirk,
556 [QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk,
557 };
558
559 if (quirk->type < QUIRK_TYPE_COUNT) {
560 return quirk_funcs[quirk->type](chip, iface, driver, quirk);
561 } else {
562 usb_audio_err(chip, "invalid quirk type %d\n", quirk->type);
563 return -ENXIO;
564 }
565}
566
567
568
569
570
571#define EXTIGY_FIRMWARE_SIZE_OLD 794
572#define EXTIGY_FIRMWARE_SIZE_NEW 483
573
574static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf)
575{
576 struct usb_host_config *config = dev->actconfig;
577 int err;
578
579 if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD ||
580 le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) {
581 dev_dbg(&dev->dev, "sending Extigy boot sequence...\n");
582
583 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0),
584 0x10, 0x43, 0x0001, 0x000a, NULL, 0);
585 if (err < 0)
586 dev_dbg(&dev->dev, "error sending boot message: %d\n", err);
587 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
588 &dev->descriptor, sizeof(dev->descriptor));
589 config = dev->actconfig;
590 if (err < 0)
591 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
592 err = usb_reset_configuration(dev);
593 if (err < 0)
594 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
595 dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n",
596 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
597 return -ENODEV;
598 }
599 return 0;
600}
601
602static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev)
603{
604 u8 buf = 1;
605
606 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a,
607 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,
608 0, 0, &buf, 1);
609 if (buf == 0) {
610 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29,
611 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
612 1, 2000, NULL, 0);
613 return -ENODEV;
614 }
615 return 0;
616}
617
618static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev)
619{
620 int err;
621
622 if (dev->actconfig->desc.bConfigurationValue == 1) {
623 dev_info(&dev->dev,
624 "Fast Track Pro switching to config #2\n");
625
626
627
628
629
630 err = usb_driver_set_configuration(dev, 2);
631 if (err < 0)
632 dev_dbg(&dev->dev,
633 "error usb_driver_set_configuration: %d\n",
634 err);
635
636
637
638 return -ENODEV;
639 } else
640 dev_info(&dev->dev, "Fast Track Pro config OK\n");
641
642 return 0;
643}
644
645
646
647
648
649static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value)
650{
651 u8 buf[4];
652 buf[0] = 0x20;
653 buf[1] = value & 0xff;
654 buf[2] = (value >> 8) & 0xff;
655 buf[3] = reg;
656 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION,
657 USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT,
658 0, 0, &buf, 4);
659}
660
661static int snd_usb_cm106_boot_quirk(struct usb_device *dev)
662{
663
664
665
666
667 return snd_usb_cm106_write_int_reg(dev, 2, 0x8004);
668}
669
670
671
672
673
674
675
676static int snd_usb_cm6206_boot_quirk(struct usb_device *dev)
677{
678 int err = 0, reg;
679 int val[] = {0x2004, 0x3000, 0xf800, 0x143f, 0x0000, 0x3000};
680
681 for (reg = 0; reg < ARRAY_SIZE(val); reg++) {
682 err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]);
683 if (err < 0)
684 return err;
685 }
686
687 return err;
688}
689
690
691static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev)
692{
693
694
695
696 u8 buf[2] = { 0x74, 0xe3 };
697 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
698 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
699 UAC_FU_VOLUME << 8, 9 << 8, buf, 2);
700}
701
702
703
704
705
706static int snd_usb_novation_boot_quirk(struct usb_device *dev)
707{
708
709
710 usb_set_interface(dev, 0, 1);
711 return 0;
712}
713
714
715
716
717
718
719
720
721static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev)
722{
723 int err, actual_length;
724
725
726 static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 };
727
728 void *buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL);
729 if (!buf)
730 return -ENOMEM;
731 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf,
732 ARRAY_SIZE(seq), &actual_length, 1000);
733 kfree(buf);
734 if (err < 0)
735 return err;
736
737 return 0;
738}
739
740
741
742
743
744
745
746
747
748
749
750
751static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev)
752{
753 int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
754 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
755 1, 0, NULL, 0, 1000);
756
757 if (ret < 0)
758 return ret;
759
760 usb_reset_device(dev);
761
762
763
764
765 return -EAGAIN;
766}
767
768static void mbox2_setup_48_24_magic(struct usb_device *dev)
769{
770 u8 srate[3];
771 u8 temp[12];
772
773
774 srate[0] = 0x80;
775 srate[1] = 0xbb;
776 srate[2] = 0x00;
777
778
779 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
780 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003);
781 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
782 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003);
783 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
784 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003);
785 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
786 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003);
787 return;
788}
789
790
791
792
793
794#define MBOX2_FIRMWARE_SIZE 646
795#define MBOX2_BOOT_LOADING 0x01
796#define MBOX2_BOOT_READY 0x02
797
798static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)
799{
800 struct usb_host_config *config = dev->actconfig;
801 int err;
802 u8 bootresponse[0x12];
803 int fwsize;
804 int count;
805
806 fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength);
807
808 if (fwsize != MBOX2_FIRMWARE_SIZE) {
809 dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize);
810 return -ENODEV;
811 }
812
813 dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n");
814
815 count = 0;
816 bootresponse[0] = MBOX2_BOOT_LOADING;
817 while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) {
818 msleep(500);
819 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
820
821 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012);
822 if (bootresponse[0] == MBOX2_BOOT_READY)
823 break;
824 dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n");
825 count++;
826 }
827
828 if (bootresponse[0] != MBOX2_BOOT_READY) {
829 dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]);
830 return -ENODEV;
831 }
832
833 dev_dbg(&dev->dev, "device initialised!\n");
834
835 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
836 &dev->descriptor, sizeof(dev->descriptor));
837 config = dev->actconfig;
838 if (err < 0)
839 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
840
841 err = usb_reset_configuration(dev);
842 if (err < 0)
843 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
844 dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n",
845 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
846
847 mbox2_setup_48_24_magic(dev);
848
849 dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz");
850
851 return 0;
852}
853
854
855
856
857#define MAUDIO_SET 0x01
858#define MAUDIO_SET_COMPATIBLE 0x80
859#define MAUDIO_SET_DTS 0x02
860#define MAUDIO_SET_96K 0x04
861#define MAUDIO_SET_24B 0x08
862#define MAUDIO_SET_DI 0x10
863#define MAUDIO_SET_MASK 0x1f
864#define MAUDIO_SET_24B_48K_DI 0x19
865#define MAUDIO_SET_24B_48K_NOTDI 0x09
866#define MAUDIO_SET_16B_48K_DI 0x11
867#define MAUDIO_SET_16B_48K_NOTDI 0x01
868
869static int quattro_skip_setting_quirk(struct snd_usb_audio *chip,
870 int iface, int altno)
871{
872
873
874
875 usb_set_interface(chip->dev, iface, 0);
876 if (chip->setup & MAUDIO_SET) {
877 if (chip->setup & MAUDIO_SET_COMPATIBLE) {
878 if (iface != 1 && iface != 2)
879 return 1;
880 } else {
881 unsigned int mask;
882 if (iface == 1 || iface == 2)
883 return 1;
884 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
885 return 1;
886 mask = chip->setup & MAUDIO_SET_MASK;
887 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
888 return 1;
889 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
890 return 1;
891 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4)
892 return 1;
893 }
894 }
895 usb_audio_dbg(chip,
896 "using altsetting %d for interface %d config %d\n",
897 altno, iface, chip->setup);
898 return 0;
899}
900
901static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip,
902 int iface,
903 int altno)
904{
905
906
907
908 usb_set_interface(chip->dev, iface, 0);
909
910 if (chip->setup & MAUDIO_SET) {
911 unsigned int mask;
912 if ((chip->setup & MAUDIO_SET_DTS) && altno != 6)
913 return 1;
914 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
915 return 1;
916 mask = chip->setup & MAUDIO_SET_MASK;
917 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
918 return 1;
919 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
920 return 1;
921 if (mask == MAUDIO_SET_16B_48K_DI && altno != 4)
922 return 1;
923 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5)
924 return 1;
925 }
926
927 return 0;
928}
929
930static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip,
931 int iface, int altno)
932{
933
934
935
936 usb_set_interface(chip->dev, iface, 0);
937
938
939
940
941 if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) {
942 if (chip->setup & MAUDIO_SET_96K) {
943 if (altno != 3 && altno != 6)
944 return 1;
945 } else if (chip->setup & MAUDIO_SET_DI) {
946 if (iface == 4)
947 return 1;
948 if (altno != 2 && altno != 5)
949 return 1;
950 } else {
951 if (iface == 5)
952 return 1;
953 if (altno != 2 && altno != 5)
954 return 1;
955 }
956 } else {
957
958 if (altno != 1)
959 return 1;
960 }
961
962 usb_audio_dbg(chip,
963 "using altsetting %d for interface %d config %d\n",
964 altno, iface, chip->setup);
965 return 0;
966}
967
968int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,
969 int iface,
970 int altno)
971{
972
973 if (chip->usb_id == USB_ID(0x0763, 0x2003))
974 return audiophile_skip_setting_quirk(chip, iface, altno);
975
976 if (chip->usb_id == USB_ID(0x0763, 0x2001))
977 return quattro_skip_setting_quirk(chip, iface, altno);
978
979 if (chip->usb_id == USB_ID(0x0763, 0x2012))
980 return fasttrackpro_skip_setting_quirk(chip, iface, altno);
981
982 return 0;
983}
984
985int snd_usb_apply_boot_quirk(struct usb_device *dev,
986 struct usb_interface *intf,
987 const struct snd_usb_audio_quirk *quirk,
988 unsigned int id)
989{
990 switch (id) {
991 case USB_ID(0x041e, 0x3000):
992
993
994 return snd_usb_extigy_boot_quirk(dev, intf);
995
996 case USB_ID(0x041e, 0x3020):
997
998 return snd_usb_audigy2nx_boot_quirk(dev);
999
1000 case USB_ID(0x10f5, 0x0200):
1001
1002 return snd_usb_cm106_boot_quirk(dev);
1003
1004 case USB_ID(0x0d8c, 0x0102):
1005
1006 case USB_ID(0x0ccd, 0x00b1):
1007 return snd_usb_cm6206_boot_quirk(dev);
1008
1009 case USB_ID(0x0dba, 0x3000):
1010
1011 return snd_usb_mbox2_boot_quirk(dev);
1012
1013 case USB_ID(0x1235, 0x0010):
1014 case USB_ID(0x1235, 0x0018):
1015 return snd_usb_novation_boot_quirk(dev);
1016
1017 case USB_ID(0x133e, 0x0815):
1018
1019 return snd_usb_accessmusic_boot_quirk(dev);
1020
1021 case USB_ID(0x17cc, 0x1000):
1022 case USB_ID(0x17cc, 0x1010):
1023 case USB_ID(0x17cc, 0x1020):
1024 return snd_usb_nativeinstruments_boot_quirk(dev);
1025 case USB_ID(0x0763, 0x2012):
1026 return snd_usb_fasttrackpro_boot_quirk(dev);
1027 case USB_ID(0x047f, 0xc010):
1028 return snd_usb_gamecon780_boot_quirk(dev);
1029 }
1030
1031 return 0;
1032}
1033
1034
1035
1036
1037int snd_usb_is_big_endian_format(struct snd_usb_audio *chip, struct audioformat *fp)
1038{
1039
1040 switch (chip->usb_id) {
1041 case USB_ID(0x0763, 0x2001):
1042 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1043 fp->altsetting == 5 || fp->altsetting == 6)
1044 return 1;
1045 break;
1046 case USB_ID(0x0763, 0x2003):
1047 if (chip->setup == 0x00 ||
1048 fp->altsetting == 1 || fp->altsetting == 2 ||
1049 fp->altsetting == 3)
1050 return 1;
1051 break;
1052 case USB_ID(0x0763, 0x2012):
1053 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1054 fp->altsetting == 5 || fp->altsetting == 6)
1055 return 1;
1056 break;
1057 }
1058 return 0;
1059}
1060
1061
1062
1063
1064
1065
1066enum {
1067 EMU_QUIRK_SR_44100HZ = 0,
1068 EMU_QUIRK_SR_48000HZ,
1069 EMU_QUIRK_SR_88200HZ,
1070 EMU_QUIRK_SR_96000HZ,
1071 EMU_QUIRK_SR_176400HZ,
1072 EMU_QUIRK_SR_192000HZ
1073};
1074
1075static void set_format_emu_quirk(struct snd_usb_substream *subs,
1076 struct audioformat *fmt)
1077{
1078 unsigned char emu_samplerate_id = 0;
1079
1080
1081
1082
1083
1084 if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {
1085 if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].interface != -1)
1086 return;
1087 }
1088
1089 switch (fmt->rate_min) {
1090 case 48000:
1091 emu_samplerate_id = EMU_QUIRK_SR_48000HZ;
1092 break;
1093 case 88200:
1094 emu_samplerate_id = EMU_QUIRK_SR_88200HZ;
1095 break;
1096 case 96000:
1097 emu_samplerate_id = EMU_QUIRK_SR_96000HZ;
1098 break;
1099 case 176400:
1100 emu_samplerate_id = EMU_QUIRK_SR_176400HZ;
1101 break;
1102 case 192000:
1103 emu_samplerate_id = EMU_QUIRK_SR_192000HZ;
1104 break;
1105 default:
1106 emu_samplerate_id = EMU_QUIRK_SR_44100HZ;
1107 break;
1108 }
1109 snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id);
1110 subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0;
1111}
1112
1113void snd_usb_set_format_quirk(struct snd_usb_substream *subs,
1114 struct audioformat *fmt)
1115{
1116 switch (subs->stream->chip->usb_id) {
1117 case USB_ID(0x041e, 0x3f02):
1118 case USB_ID(0x041e, 0x3f04):
1119 case USB_ID(0x041e, 0x3f0a):
1120 case USB_ID(0x041e, 0x3f19):
1121 set_format_emu_quirk(subs, fmt);
1122 break;
1123 }
1124}
1125
1126bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
1127{
1128
1129 switch (chip->usb_id) {
1130 case USB_ID(0x041E, 0x4080):
1131 case USB_ID(0x045E, 0x075D):
1132 case USB_ID(0x045E, 0x076D):
1133 case USB_ID(0x045E, 0x076E):
1134 case USB_ID(0x045E, 0x076F):
1135 case USB_ID(0x045E, 0x0772):
1136 case USB_ID(0x045E, 0x0779):
1137 case USB_ID(0x047F, 0x02F7):
1138 case USB_ID(0x047F, 0x0415):
1139 case USB_ID(0x047F, 0xAA05):
1140 case USB_ID(0x047F, 0xC022):
1141 case USB_ID(0x047F, 0xC02F):
1142 case USB_ID(0x047F, 0xC036):
1143 case USB_ID(0x04D8, 0xFEEA):
1144 case USB_ID(0x0556, 0x0014):
1145 case USB_ID(0x05A3, 0x9420):
1146 case USB_ID(0x074D, 0x3553):
1147 case USB_ID(0x1395, 0x740a):
1148 case USB_ID(0x1901, 0x0191):
1149 case USB_ID(0x1de7, 0x0013):
1150 case USB_ID(0x1de7, 0x0014):
1151 case USB_ID(0x1de7, 0x0114):
1152 case USB_ID(0x21B4, 0x0081):
1153 return true;
1154 }
1155 return false;
1156}
1157
1158
1159
1160
1161static bool is_marantz_denon_dac(unsigned int id)
1162{
1163 switch (id) {
1164 case USB_ID(0x154e, 0x1003):
1165 case USB_ID(0x154e, 0x3005):
1166 case USB_ID(0x154e, 0x3006):
1167 return true;
1168 }
1169 return false;
1170}
1171
1172
1173
1174
1175static bool is_teac_50X_dac(unsigned int id)
1176{
1177 switch (id) {
1178 case USB_ID(0x0644, 0x8043):
1179 return true;
1180 }
1181 return false;
1182}
1183
1184int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
1185 struct audioformat *fmt)
1186{
1187 struct usb_device *dev = subs->dev;
1188 int err;
1189
1190 if (is_marantz_denon_dac(subs->stream->chip->usb_id)) {
1191
1192
1193
1194 err = usb_set_interface(dev, fmt->iface, 0);
1195 if (err < 0)
1196 return err;
1197
1198 mdelay(20);
1199
1200 switch (fmt->altsetting) {
1201 case 2:
1202 case 1:
1203 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1204 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1205 fmt->altsetting - 1, 1, NULL, 0);
1206 if (err < 0)
1207 return err;
1208 break;
1209 }
1210 mdelay(20);
1211 } else if (is_teac_50X_dac(subs->stream->chip->usb_id)) {
1212
1213 switch (fmt->altsetting) {
1214 case 3:
1215 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1216 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1217 1, 1, NULL, 0);
1218 if (err < 0)
1219 return err;
1220 break;
1221
1222 case 2:
1223 case 1:
1224 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1225 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1226 0, 1, NULL, 0);
1227 if (err < 0)
1228 return err;
1229 break;
1230 }
1231 }
1232 return 0;
1233}
1234
1235void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep)
1236{
1237
1238
1239
1240
1241 if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba &&
1242 ep->type == SND_USB_ENDPOINT_TYPE_SYNC)
1243 ep->skip_packets = 4;
1244
1245
1246
1247
1248
1249
1250
1251
1252 if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) ||
1253 ep->chip->usb_id == USB_ID(0x0763, 0x2031)) &&
1254 ep->type == SND_USB_ENDPOINT_TYPE_DATA)
1255 ep->skip_packets = 16;
1256
1257
1258 if ((ep->chip->usb_id == USB_ID(0x0644, 0x8038) ||
1259 ep->chip->usb_id == USB_ID(0x1852, 0x5034)) &&
1260 ep->syncmaxsize == 4)
1261 ep->tenor_fb_quirk = 1;
1262}
1263
1264void snd_usb_set_interface_quirk(struct usb_device *dev)
1265{
1266 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1267
1268 if (!chip)
1269 return;
1270
1271
1272
1273
1274 switch (USB_ID_VENDOR(chip->usb_id)) {
1275 case 0x23ba:
1276 case 0x0644:
1277 mdelay(50);
1278 break;
1279 }
1280}
1281
1282
1283void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
1284 __u8 request, __u8 requesttype, __u16 value,
1285 __u16 index, void *data, __u16 size)
1286{
1287 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1288
1289 if (!chip)
1290 return;
1291
1292
1293
1294
1295 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba &&
1296 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1297 mdelay(20);
1298
1299
1300
1301
1302
1303 if (USB_ID_VENDOR(chip->usb_id) == 0x0644 &&
1304 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1305 mdelay(20);
1306
1307
1308
1309
1310 if (is_marantz_denon_dac(chip->usb_id)
1311 && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1312 mdelay(20);
1313
1314
1315
1316
1317
1318 if ((chip->usb_id == USB_ID(0x1686, 0x00dd) ||
1319 chip->usb_id == USB_ID(0x046d, 0x0a46) ||
1320 chip->usb_id == USB_ID(0x0b0e, 0x0349)) &&
1321 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1322 mdelay(1);
1323}
1324
1325
1326
1327
1328
1329
1330
1331
1332u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
1333 struct audioformat *fp,
1334 unsigned int sample_bytes)
1335{
1336
1337 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba) {
1338 switch (fp->altsetting) {
1339 case 1:
1340 fp->dsd_dop = true;
1341 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1342 case 2:
1343 fp->dsd_bitrev = true;
1344 return SNDRV_PCM_FMTBIT_DSD_U8;
1345 case 3:
1346 fp->dsd_bitrev = true;
1347 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1348 }
1349 }
1350
1351
1352 switch (chip->usb_id) {
1353 case USB_ID(0x20b1, 0x3008):
1354 case USB_ID(0x20b1, 0x2008):
1355 case USB_ID(0x20b1, 0x300a):
1356 case USB_ID(0x22d9, 0x0416):
1357 case USB_ID(0x2772, 0x0230):
1358 if (fp->altsetting == 2)
1359 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1360 break;
1361
1362 case USB_ID(0x20b1, 0x000a):
1363 case USB_ID(0x20b1, 0x2009):
1364 case USB_ID(0x20b1, 0x2023):
1365 case USB_ID(0x20b1, 0x3023):
1366 case USB_ID(0x2616, 0x0106):
1367 if (fp->altsetting == 3)
1368 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1369 break;
1370
1371
1372 case USB_ID(0x16d0, 0x071a):
1373 if (fp->altsetting == 2) {
1374 switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) {
1375 case 0x199:
1376 return SNDRV_PCM_FMTBIT_DSD_U32_LE;
1377 case 0x19b:
1378 case 0x203:
1379 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1380 default:
1381 break;
1382 }
1383 }
1384 break;
1385 case USB_ID(0x16d0, 0x0a23):
1386 if (fp->altsetting == 2)
1387 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1388 break;
1389
1390 default:
1391 break;
1392 }
1393
1394
1395 if (is_marantz_denon_dac(chip->usb_id)) {
1396 if (fp->altsetting == 2)
1397 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1398 }
1399
1400
1401 if (is_teac_50X_dac(chip->usb_id)) {
1402 if (fp->altsetting == 3)
1403 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1404 }
1405
1406 return 0;
1407}
1408