1 // SPDX-License-Identifier: GPL-2.0-or-later
5 #include <linux/init.h>
6 #include <linux/slab.h>
8 #include <linux/usb/audio.h>
9 #include <linux/usb/midi.h>
10 #include <linux/bits.h>
12 #include <sound/control.h>
13 #include <sound/core.h>
14 #include <sound/info.h>
15 #include <sound/pcm.h>
20 #include "mixer_quirks.h"
30 * handle the quirks for the contained interfaces
32 static int create_composite_quirk(struct snd_usb_audio *chip,
33 struct usb_interface *iface,
34 struct usb_driver *driver,
35 const struct snd_usb_audio_quirk *quirk_comp)
37 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
38 const struct snd_usb_audio_quirk *quirk;
41 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {
42 iface = usb_ifnum_to_if(chip->dev, quirk->ifnum);
45 if (quirk->ifnum != probed_ifnum &&
46 usb_interface_claimed(iface))
48 err = snd_usb_create_quirk(chip, iface, driver, quirk);
53 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {
54 iface = usb_ifnum_to_if(chip->dev, quirk->ifnum);
57 if (quirk->ifnum != probed_ifnum &&
58 !usb_interface_claimed(iface))
59 usb_driver_claim_interface(driver, iface, (void *)-1L);
65 static int ignore_interface_quirk(struct snd_usb_audio *chip,
66 struct usb_interface *iface,
67 struct usb_driver *driver,
68 const struct snd_usb_audio_quirk *quirk)
75 * Allow alignment on audio sub-slot (channel samples) rather than
76 * on audio slots (audio frames)
78 static int create_align_transfer_quirk(struct snd_usb_audio *chip,
79 struct usb_interface *iface,
80 struct usb_driver *driver,
81 const struct snd_usb_audio_quirk *quirk)
84 return 1; /* Continue with creating streams and mixer */
87 static int create_any_midi_quirk(struct snd_usb_audio *chip,
88 struct usb_interface *intf,
89 struct usb_driver *driver,
90 const struct snd_usb_audio_quirk *quirk)
92 return snd_usbmidi_create(chip->card, intf, &chip->midi_list, quirk);
96 * create a stream for an interface with proper descriptors
98 static int create_standard_audio_quirk(struct snd_usb_audio *chip,
99 struct usb_interface *iface,
100 struct usb_driver *driver,
101 const struct snd_usb_audio_quirk *quirk)
103 struct usb_host_interface *alts;
104 struct usb_interface_descriptor *altsd;
107 if (chip->usb_id == USB_ID(0x1686, 0x00dd)) /* Zoom R16/24 */
108 chip->tx_length_quirk = 1;
110 alts = &iface->altsetting[0];
111 altsd = get_iface_desc(alts);
112 err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber);
114 usb_audio_err(chip, "cannot setup if %d: error %d\n",
115 altsd->bInterfaceNumber, err);
118 /* reset the current interface */
119 usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0);
124 * create a stream for an endpoint/altsetting without proper descriptors
126 static 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)
131 struct audioformat *fp;
132 struct usb_host_interface *alts;
133 struct usb_interface_descriptor *altsd;
135 unsigned *rate_table = NULL;
137 fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL);
141 INIT_LIST_HEAD(&fp->list);
142 if (fp->nr_rates > MAX_NR_RATES) {
146 if (fp->nr_rates > 0) {
147 rate_table = kmemdup(fp->rate_table,
148 sizeof(int) * fp->nr_rates, GFP_KERNEL);
153 fp->rate_table = rate_table;
156 stream = (fp->endpoint & USB_DIR_IN)
157 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
158 err = snd_usb_add_audio_stream(chip, stream, fp);
161 if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber ||
162 fp->altset_idx >= iface->num_altsetting) {
166 alts = &iface->altsetting[fp->altset_idx];
167 altsd = get_iface_desc(alts);
168 if (altsd->bNumEndpoints < 1) {
173 fp->protocol = altsd->bInterfaceProtocol;
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);
179 usb_set_interface(chip->dev, fp->iface, 0);
180 snd_usb_init_pitch(chip, fp->iface, alts, fp);
181 snd_usb_init_sample_rate(chip, fp->iface, alts, fp, fp->rate_max);
185 list_del(&fp->list); /* unlink for avoiding double-free */
191 static int create_auto_pcm_quirk(struct snd_usb_audio *chip,
192 struct usb_interface *iface,
193 struct usb_driver *driver)
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;
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.
208 /* must have a non-zero altsetting for streaming */
209 if (iface->num_altsetting < 2)
211 alts = &iface->altsetting[1];
212 altsd = get_iface_desc(alts);
214 /* must have an isochronous endpoint for streaming */
215 if (altsd->bNumEndpoints < 1)
217 epd = get_endpoint(alts, 0);
218 if (!usb_endpoint_xfer_isoc(epd))
221 /* must have format descriptors */
222 ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
224 fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
226 if (!ashd || ashd->bLength < 7 ||
227 !fmtd || fmtd->bLength < 8)
230 return create_standard_audio_quirk(chip, iface, driver, NULL);
233 static 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)
238 static const struct snd_usb_audio_quirk yamaha_midi_quirk = {
239 .type = QUIRK_MIDI_YAMAHA
241 struct usb_midi_in_jack_descriptor *injd;
242 struct usb_midi_out_jack_descriptor *outjd;
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);
251 if (injd && (injd->bLength < 5 ||
252 (injd->bJackType != USB_MS_EMBEDDED &&
253 injd->bJackType != USB_MS_EXTERNAL)))
255 if (outjd && (outjd->bLength < 6 ||
256 (outjd->bJackType != USB_MS_EMBEDDED &&
257 outjd->bJackType != USB_MS_EXTERNAL)))
259 return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk);
262 static int create_roland_midi_quirk(struct snd_usb_audio *chip,
263 struct usb_interface *iface,
264 struct usb_driver *driver,
265 struct usb_host_interface *alts)
267 static const struct snd_usb_audio_quirk roland_midi_quirk = {
268 .type = QUIRK_MIDI_ROLAND
270 u8 *roland_desc = NULL;
272 /* might have a vendor-specific descriptor <06 24 F1 02 ...> */
274 roland_desc = snd_usb_find_csint_desc(alts->extra,
279 if (roland_desc[0] < 6 || roland_desc[3] != 2)
281 return create_any_midi_quirk(chip, iface, driver,
286 static int create_std_midi_quirk(struct snd_usb_audio *chip,
287 struct usb_interface *iface,
288 struct usb_driver *driver,
289 struct usb_host_interface *alts)
291 struct usb_ms_header_descriptor *mshd;
292 struct usb_ms_endpoint_descriptor *msepd;
294 /* must have the MIDIStreaming interface header descriptor*/
295 mshd = (struct usb_ms_header_descriptor *)alts->extra;
296 if (alts->extralen < 7 ||
298 mshd->bDescriptorType != USB_DT_CS_INTERFACE ||
299 mshd->bDescriptorSubtype != USB_MS_HEADER)
301 /* must have the MIDIStreaming endpoint descriptor*/
302 msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra;
303 if (alts->endpoint[0].extralen < 4 ||
304 msepd->bLength < 4 ||
305 msepd->bDescriptorType != USB_DT_CS_ENDPOINT ||
306 msepd->bDescriptorSubtype != UAC_MS_GENERAL ||
307 msepd->bNumEmbMIDIJack < 1 ||
308 msepd->bNumEmbMIDIJack > 16)
311 return create_any_midi_quirk(chip, iface, driver, NULL);
314 static int create_auto_midi_quirk(struct snd_usb_audio *chip,
315 struct usb_interface *iface,
316 struct usb_driver *driver)
318 struct usb_host_interface *alts;
319 struct usb_interface_descriptor *altsd;
320 struct usb_endpoint_descriptor *epd;
323 alts = &iface->altsetting[0];
324 altsd = get_iface_desc(alts);
326 /* must have at least one bulk/interrupt endpoint for streaming */
327 if (altsd->bNumEndpoints < 1)
329 epd = get_endpoint(alts, 0);
330 if (!usb_endpoint_xfer_bulk(epd) &&
331 !usb_endpoint_xfer_int(epd))
334 switch (USB_ID_VENDOR(chip->usb_id)) {
335 case 0x0499: /* Yamaha */
336 err = create_yamaha_midi_quirk(chip, iface, driver, alts);
340 case 0x0582: /* Roland */
341 err = create_roland_midi_quirk(chip, iface, driver, alts);
347 return create_std_midi_quirk(chip, iface, driver, alts);
350 static int create_autodetect_quirk(struct snd_usb_audio *chip,
351 struct usb_interface *iface,
352 struct usb_driver *driver)
356 err = create_auto_pcm_quirk(chip, iface, driver);
358 err = create_auto_midi_quirk(chip, iface, driver);
362 static int create_autodetect_quirks(struct snd_usb_audio *chip,
363 struct usb_interface *iface,
364 struct usb_driver *driver,
365 const struct snd_usb_audio_quirk *quirk)
367 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
368 int ifcount, ifnum, err;
370 err = create_autodetect_quirk(chip, iface, driver);
375 * ALSA PCM playback/capture devices cannot be registered in two steps,
376 * so we have to claim the other corresponding interface here.
378 ifcount = chip->dev->actconfig->desc.bNumInterfaces;
379 for (ifnum = 0; ifnum < ifcount; ifnum++) {
380 if (ifnum == probed_ifnum || quirk->ifnum >= 0)
382 iface = usb_ifnum_to_if(chip->dev, ifnum);
384 usb_interface_claimed(iface) ||
385 get_iface_desc(iface->altsetting)->bInterfaceClass !=
386 USB_CLASS_VENDOR_SPEC)
389 err = create_autodetect_quirk(chip, iface, driver);
391 usb_driver_claim_interface(driver, iface, (void *)-1L);
398 * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface.
399 * The only way to detect the sample rate is by looking at wMaxPacketSize.
401 static int create_uaxx_quirk(struct snd_usb_audio *chip,
402 struct usb_interface *iface,
403 struct usb_driver *driver,
404 const struct snd_usb_audio_quirk *quirk)
406 static const struct audioformat ua_format = {
407 .formats = SNDRV_PCM_FMTBIT_S24_3LE,
409 .fmt_type = UAC_FORMAT_TYPE_I,
412 .rates = SNDRV_PCM_RATE_CONTINUOUS,
414 struct usb_host_interface *alts;
415 struct usb_interface_descriptor *altsd;
416 struct audioformat *fp;
419 /* both PCM and MIDI interfaces have 2 or more altsettings */
420 if (iface->num_altsetting < 2)
422 alts = &iface->altsetting[1];
423 altsd = get_iface_desc(alts);
425 if (altsd->bNumEndpoints == 2) {
426 static const struct snd_usb_midi_endpoint_info ua700_ep = {
427 .out_cables = 0x0003,
430 static const struct snd_usb_audio_quirk ua700_quirk = {
431 .type = QUIRK_MIDI_FIXED_ENDPOINT,
434 static const struct snd_usb_midi_endpoint_info uaxx_ep = {
435 .out_cables = 0x0001,
438 static const struct snd_usb_audio_quirk uaxx_quirk = {
439 .type = QUIRK_MIDI_FIXED_ENDPOINT,
442 const struct snd_usb_audio_quirk *quirk =
443 chip->usb_id == USB_ID(0x0582, 0x002b)
444 ? &ua700_quirk : &uaxx_quirk;
445 return __snd_usbmidi_create(chip->card, iface,
446 &chip->midi_list, quirk,
450 if (altsd->bNumEndpoints != 1)
453 fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL);
457 fp->iface = altsd->bInterfaceNumber;
458 fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;
459 fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
460 fp->datainterval = 0;
461 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
462 INIT_LIST_HEAD(&fp->list);
464 switch (fp->maxpacksize) {
466 fp->rate_max = fp->rate_min = 44100;
470 fp->rate_max = fp->rate_min = 48000;
474 fp->rate_max = fp->rate_min = 96000;
477 usb_audio_err(chip, "unknown sample rate\n");
482 stream = (fp->endpoint & USB_DIR_IN)
483 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
484 err = snd_usb_add_audio_stream(chip, stream, fp);
486 list_del(&fp->list); /* unlink for avoiding double-free */
490 usb_set_interface(chip->dev, fp->iface, 0);
495 * Create a standard mixer for the specified interface.
497 static int create_standard_mixer_quirk(struct snd_usb_audio *chip,
498 struct usb_interface *iface,
499 struct usb_driver *driver,
500 const struct snd_usb_audio_quirk *quirk)
502 if (quirk->ifnum < 0)
505 return snd_usb_create_mixer(chip, quirk->ifnum, 0);
509 * audio-interface quirks
511 * returns zero if no standard audio/MIDI parsing is needed.
512 * returns a positive value if standard audio/midi interfaces are parsed
514 * returns a negative value at error.
516 int snd_usb_create_quirk(struct snd_usb_audio *chip,
517 struct usb_interface *iface,
518 struct usb_driver *driver,
519 const struct snd_usb_audio_quirk *quirk)
521 typedef int (*quirk_func_t)(struct snd_usb_audio *,
522 struct usb_interface *,
524 const struct snd_usb_audio_quirk *);
525 static const quirk_func_t quirk_funcs[] = {
526 [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,
527 [QUIRK_COMPOSITE] = create_composite_quirk,
528 [QUIRK_AUTODETECT] = create_autodetect_quirks,
529 [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk,
530 [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk,
531 [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk,
532 [QUIRK_MIDI_ROLAND] = create_any_midi_quirk,
533 [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk,
534 [QUIRK_MIDI_NOVATION] = create_any_midi_quirk,
535 [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk,
536 [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk,
537 [QUIRK_MIDI_CME] = create_any_midi_quirk,
538 [QUIRK_MIDI_AKAI] = create_any_midi_quirk,
539 [QUIRK_MIDI_FTDI] = create_any_midi_quirk,
540 [QUIRK_MIDI_CH345] = create_any_midi_quirk,
541 [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,
542 [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,
543 [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk,
544 [QUIRK_AUDIO_ALIGN_TRANSFER] = create_align_transfer_quirk,
545 [QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk,
548 if (quirk->type < QUIRK_TYPE_COUNT) {
549 return quirk_funcs[quirk->type](chip, iface, driver, quirk);
551 usb_audio_err(chip, "invalid quirk type %d\n", quirk->type);
560 #define EXTIGY_FIRMWARE_SIZE_OLD 794
561 #define EXTIGY_FIRMWARE_SIZE_NEW 483
563 static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf)
565 struct usb_host_config *config = dev->actconfig;
568 if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD ||
569 le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) {
570 dev_dbg(&dev->dev, "sending Extigy boot sequence...\n");
571 /* Send message to force it to reconnect with full interface. */
572 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0),
573 0x10, 0x43, 0x0001, 0x000a, NULL, 0);
575 dev_dbg(&dev->dev, "error sending boot message: %d\n", err);
576 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
577 &dev->descriptor, sizeof(dev->descriptor));
578 config = dev->actconfig;
580 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
581 err = usb_reset_configuration(dev);
583 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
584 dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n",
585 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
586 return -ENODEV; /* quit this anyway */
591 static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev)
595 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a,
596 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,
599 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29,
600 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
607 static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev)
611 if (dev->actconfig->desc.bConfigurationValue == 1) {
613 "Fast Track Pro switching to config #2\n");
614 /* This function has to be available by the usb core module.
615 * if it is not avialable the boot quirk has to be left out
616 * and the configuration has to be set by udev or hotplug
619 err = usb_driver_set_configuration(dev, 2);
622 "error usb_driver_set_configuration: %d\n",
624 /* Always return an error, so that we stop creating a device
625 that will just be destroyed and recreated with a new
629 dev_info(&dev->dev, "Fast Track Pro config OK\n");
635 * C-Media CM106/CM106+ have four 16-bit internal registers that are nicely
636 * documented in the device's data sheet.
638 static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value)
642 buf[1] = value & 0xff;
643 buf[2] = (value >> 8) & 0xff;
645 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION,
646 USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT,
650 static int snd_usb_cm106_boot_quirk(struct usb_device *dev)
653 * Enable line-out driver mode, set headphone source to front
654 * channels, enable stereo mic.
656 return snd_usb_cm106_write_int_reg(dev, 2, 0x8004);
660 * CM6206 registers from the CM6206 datasheet rev 2.1
662 #define CM6206_REG0_DMA_MASTER BIT(15)
663 #define CM6206_REG0_SPDIFO_RATE_48K (2 << 12)
664 #define CM6206_REG0_SPDIFO_RATE_96K (7 << 12)
665 /* Bit 4 thru 11 is the S/PDIF category code */
666 #define CM6206_REG0_SPDIFO_CAT_CODE_GENERAL (0 << 4)
667 #define CM6206_REG0_SPDIFO_EMPHASIS_CD BIT(3)
668 #define CM6206_REG0_SPDIFO_COPYRIGHT_NA BIT(2)
669 #define CM6206_REG0_SPDIFO_NON_AUDIO BIT(1)
670 #define CM6206_REG0_SPDIFO_PRO_FORMAT BIT(0)
672 #define CM6206_REG1_TEST_SEL_CLK BIT(14)
673 #define CM6206_REG1_PLLBIN_EN BIT(13)
674 #define CM6206_REG1_SOFT_MUTE_EN BIT(12)
675 #define CM6206_REG1_GPIO4_OUT BIT(11)
676 #define CM6206_REG1_GPIO4_OE BIT(10)
677 #define CM6206_REG1_GPIO3_OUT BIT(9)
678 #define CM6206_REG1_GPIO3_OE BIT(8)
679 #define CM6206_REG1_GPIO2_OUT BIT(7)
680 #define CM6206_REG1_GPIO2_OE BIT(6)
681 #define CM6206_REG1_GPIO1_OUT BIT(5)
682 #define CM6206_REG1_GPIO1_OE BIT(4)
683 #define CM6206_REG1_SPDIFO_INVALID BIT(3)
684 #define CM6206_REG1_SPDIF_LOOP_EN BIT(2)
685 #define CM6206_REG1_SPDIFO_DIS BIT(1)
686 #define CM6206_REG1_SPDIFI_MIX BIT(0)
688 #define CM6206_REG2_DRIVER_ON BIT(15)
689 #define CM6206_REG2_HEADP_SEL_SIDE_CHANNELS (0 << 13)
690 #define CM6206_REG2_HEADP_SEL_SURROUND_CHANNELS (1 << 13)
691 #define CM6206_REG2_HEADP_SEL_CENTER_SUBW (2 << 13)
692 #define CM6206_REG2_HEADP_SEL_FRONT_CHANNELS (3 << 13)
693 #define CM6206_REG2_MUTE_HEADPHONE_RIGHT BIT(12)
694 #define CM6206_REG2_MUTE_HEADPHONE_LEFT BIT(11)
695 #define CM6206_REG2_MUTE_REAR_SURROUND_RIGHT BIT(10)
696 #define CM6206_REG2_MUTE_REAR_SURROUND_LEFT BIT(9)
697 #define CM6206_REG2_MUTE_SIDE_SURROUND_RIGHT BIT(8)
698 #define CM6206_REG2_MUTE_SIDE_SURROUND_LEFT BIT(7)
699 #define CM6206_REG2_MUTE_SUBWOOFER BIT(6)
700 #define CM6206_REG2_MUTE_CENTER BIT(5)
701 #define CM6206_REG2_MUTE_RIGHT_FRONT BIT(3)
702 #define CM6206_REG2_MUTE_LEFT_FRONT BIT(3)
703 #define CM6206_REG2_EN_BTL BIT(2)
704 #define CM6206_REG2_MCUCLKSEL_1_5_MHZ (0)
705 #define CM6206_REG2_MCUCLKSEL_3_MHZ (1)
706 #define CM6206_REG2_MCUCLKSEL_6_MHZ (2)
707 #define CM6206_REG2_MCUCLKSEL_12_MHZ (3)
709 /* Bit 11..13 sets the sensitivity to FLY tuner volume control VP/VD signal */
710 #define CM6206_REG3_FLYSPEED_DEFAULT (2 << 11)
711 #define CM6206_REG3_VRAP25EN BIT(10)
712 #define CM6206_REG3_MSEL1 BIT(9)
713 #define CM6206_REG3_SPDIFI_RATE_44_1K BIT(0 << 7)
714 #define CM6206_REG3_SPDIFI_RATE_48K BIT(2 << 7)
715 #define CM6206_REG3_SPDIFI_RATE_32K BIT(3 << 7)
716 #define CM6206_REG3_PINSEL BIT(6)
717 #define CM6206_REG3_FOE BIT(5)
718 #define CM6206_REG3_ROE BIT(4)
719 #define CM6206_REG3_CBOE BIT(3)
720 #define CM6206_REG3_LOSE BIT(2)
721 #define CM6206_REG3_HPOE BIT(1)
722 #define CM6206_REG3_SPDIFI_CANREC BIT(0)
724 #define CM6206_REG5_DA_RSTN BIT(13)
725 #define CM6206_REG5_AD_RSTN BIT(12)
726 #define CM6206_REG5_SPDIFO_AD2SPDO BIT(12)
727 #define CM6206_REG5_SPDIFO_SEL_FRONT (0 << 9)
728 #define CM6206_REG5_SPDIFO_SEL_SIDE_SUR (1 << 9)
729 #define CM6206_REG5_SPDIFO_SEL_CEN_LFE (2 << 9)
730 #define CM6206_REG5_SPDIFO_SEL_REAR_SUR (3 << 9)
731 #define CM6206_REG5_CODECM BIT(8)
732 #define CM6206_REG5_EN_HPF BIT(7)
733 #define CM6206_REG5_T_SEL_DSDA4 BIT(6)
734 #define CM6206_REG5_T_SEL_DSDA3 BIT(5)
735 #define CM6206_REG5_T_SEL_DSDA2 BIT(4)
736 #define CM6206_REG5_T_SEL_DSDA1 BIT(3)
737 #define CM6206_REG5_T_SEL_DSDAD_NORMAL 0
738 #define CM6206_REG5_T_SEL_DSDAD_FRONT 4
739 #define CM6206_REG5_T_SEL_DSDAD_S_SURROUND 5
740 #define CM6206_REG5_T_SEL_DSDAD_CEN_LFE 6
741 #define CM6206_REG5_T_SEL_DSDAD_R_SURROUND 7
743 static int snd_usb_cm6206_boot_quirk(struct usb_device *dev)
748 * Values here are chosen based on sniffing USB traffic
751 * REG0: DAC is master, sample rate 48kHz, no copyright
753 CM6206_REG0_SPDIFO_RATE_48K |
754 CM6206_REG0_SPDIFO_COPYRIGHT_NA,
756 * REG1: PLL binary search enable, soft mute enable.
758 CM6206_REG1_PLLBIN_EN |
759 CM6206_REG1_SOFT_MUTE_EN,
761 * REG2: enable output drivers,
762 * select front channels to the headphone output,
763 * then mute the headphone channels, run the MCU
766 CM6206_REG2_DRIVER_ON |
767 CM6206_REG2_HEADP_SEL_FRONT_CHANNELS |
768 CM6206_REG2_MUTE_HEADPHONE_RIGHT |
769 CM6206_REG2_MUTE_HEADPHONE_LEFT,
771 * REG3: default flyspeed, set 2.5V mic bias
772 * enable all line out ports and enable SPDIF
774 CM6206_REG3_FLYSPEED_DEFAULT |
775 CM6206_REG3_VRAP25EN |
781 CM6206_REG3_SPDIFI_CANREC,
782 /* REG4 is just a bunch of GPIO lines */
784 /* REG5: de-assert AD/DA reset signals */
785 CM6206_REG5_DA_RSTN |
786 CM6206_REG5_AD_RSTN };
788 for (reg = 0; reg < ARRAY_SIZE(val); reg++) {
789 err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]);
797 /* quirk for Plantronics GameCom 780 with CM6302 chip */
798 static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev)
800 /* set the initial volume and don't change; other values are either
801 * too loud or silent due to firmware bug (bko#65251)
803 u8 buf[2] = { 0x74, 0xe3 };
804 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
805 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
806 UAC_FU_VOLUME << 8, 9 << 8, buf, 2);
810 * Novation Twitch DJ controller
811 * Focusrite Novation Saffire 6 USB audio card
813 static int snd_usb_novation_boot_quirk(struct usb_device *dev)
815 /* preemptively set up the device because otherwise the
816 * raw MIDI endpoints are not active */
817 usb_set_interface(dev, 0, 1);
822 * This call will put the synth in "USB send" mode, i.e it will send MIDI
823 * messages through USB (this is disabled at startup). The synth will
824 * acknowledge by sending a sysex on endpoint 0x85 and by displaying a USB
825 * sign on its LCD. Values here are chosen based on sniffing USB traffic
828 static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev)
830 int err, actual_length;
831 /* "midi send" enable */
832 static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 };
835 if (snd_usb_pipe_sanity_check(dev, usb_sndintpipe(dev, 0x05)))
837 buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL);
840 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf,
841 ARRAY_SIZE(seq), &actual_length, 1000);
850 * Some sound cards from Native Instruments are in fact compliant to the USB
851 * audio standard of version 2 and other approved USB standards, even though
852 * they come up as vendor-specific device when first connected.
854 * However, they can be told to come up with a new set of descriptors
855 * upon their next enumeration, and the interfaces announced by the new
856 * descriptors will then be handled by the kernel's class drivers. As the
857 * product ID will also change, no further checks are required.
860 static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev)
864 if (snd_usb_pipe_sanity_check(dev, usb_sndctrlpipe(dev, 0)))
866 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
867 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
868 1, 0, NULL, 0, 1000);
873 usb_reset_device(dev);
875 /* return -EAGAIN, so the creation of an audio interface for this
876 * temporary device is aborted. The device will reconnect with a
881 static void mbox2_setup_48_24_magic(struct usb_device *dev)
886 /* Choose 48000Hz permanently */
891 /* Send the magic! */
892 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
893 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003);
894 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
895 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003);
896 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
897 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003);
898 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
899 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003);
903 /* Digidesign Mbox 2 needs to load firmware onboard
904 * and driver must wait a few seconds for initialisation.
907 #define MBOX2_FIRMWARE_SIZE 646
908 #define MBOX2_BOOT_LOADING 0x01 /* Hard coded into the device */
909 #define MBOX2_BOOT_READY 0x02 /* Hard coded into the device */
911 static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)
913 struct usb_host_config *config = dev->actconfig;
915 u8 bootresponse[0x12];
919 fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength);
921 if (fwsize != MBOX2_FIRMWARE_SIZE) {
922 dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize);
926 dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n");
929 bootresponse[0] = MBOX2_BOOT_LOADING;
930 while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) {
931 msleep(500); /* 0.5 second delay */
932 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
933 /* Control magic - load onboard firmware */
934 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012);
935 if (bootresponse[0] == MBOX2_BOOT_READY)
937 dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n");
941 if (bootresponse[0] != MBOX2_BOOT_READY) {
942 dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]);
946 dev_dbg(&dev->dev, "device initialised!\n");
948 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
949 &dev->descriptor, sizeof(dev->descriptor));
950 config = dev->actconfig;
952 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
954 err = usb_reset_configuration(dev);
956 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
957 dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n",
958 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
960 mbox2_setup_48_24_magic(dev);
962 dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz");
964 return 0; /* Successful boot */
967 static int snd_usb_axefx3_boot_quirk(struct usb_device *dev)
971 dev_dbg(&dev->dev, "Waiting for Axe-Fx III to boot up...\n");
973 if (snd_usb_pipe_sanity_check(dev, usb_sndctrlpipe(dev, 0)))
975 /* If the Axe-Fx III has not fully booted, it will timeout when trying
976 * to enable the audio streaming interface. A more generous timeout is
977 * used here to detect when the Axe-Fx III has finished booting as the
978 * set interface message will be acked once it has
980 err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
981 USB_REQ_SET_INTERFACE, USB_RECIP_INTERFACE,
982 1, 1, NULL, 0, 120000);
985 "failed waiting for Axe-Fx III to boot: %d\n", err);
989 dev_dbg(&dev->dev, "Axe-Fx III is now ready\n");
991 err = usb_set_interface(dev, 1, 0);
994 "error stopping Axe-Fx III interface: %d\n", err);
1000 #define MICROBOOK_BUF_SIZE 128
1002 static int snd_usb_motu_microbookii_communicate(struct usb_device *dev, u8 *buf,
1003 int buf_size, int *length)
1005 int err, actual_length;
1007 if (snd_usb_pipe_sanity_check(dev, usb_sndintpipe(dev, 0x01)))
1009 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x01), buf, *length,
1010 &actual_length, 1000);
1014 print_hex_dump(KERN_DEBUG, "MicroBookII snd: ", DUMP_PREFIX_NONE, 16, 1,
1015 buf, actual_length, false);
1017 memset(buf, 0, buf_size);
1019 if (snd_usb_pipe_sanity_check(dev, usb_rcvintpipe(dev, 0x82)))
1021 err = usb_interrupt_msg(dev, usb_rcvintpipe(dev, 0x82), buf, buf_size,
1022 &actual_length, 1000);
1026 print_hex_dump(KERN_DEBUG, "MicroBookII rcv: ", DUMP_PREFIX_NONE, 16, 1,
1027 buf, actual_length, false);
1029 *length = actual_length;
1033 static int snd_usb_motu_microbookii_boot_quirk(struct usb_device *dev)
1035 int err, actual_length, poll_attempts = 0;
1036 static const u8 set_samplerate_seq[] = { 0x00, 0x00, 0x00, 0x00,
1037 0x00, 0x00, 0x0b, 0x14,
1038 0x00, 0x00, 0x00, 0x01 };
1039 static const u8 poll_ready_seq[] = { 0x00, 0x04, 0x00, 0x00,
1040 0x00, 0x00, 0x0b, 0x18 };
1041 u8 *buf = kzalloc(MICROBOOK_BUF_SIZE, GFP_KERNEL);
1046 dev_info(&dev->dev, "Waiting for MOTU Microbook II to boot up...\n");
1048 /* First we tell the device which sample rate to use. */
1049 memcpy(buf, set_samplerate_seq, sizeof(set_samplerate_seq));
1050 actual_length = sizeof(set_samplerate_seq);
1051 err = snd_usb_motu_microbookii_communicate(dev, buf, MICROBOOK_BUF_SIZE,
1056 "failed setting the sample rate for Motu MicroBook II: %d\n",
1061 /* Then we poll every 100 ms until the device informs of its readiness. */
1063 if (++poll_attempts > 100) {
1065 "failed booting Motu MicroBook II: timeout\n");
1070 memset(buf, 0, MICROBOOK_BUF_SIZE);
1071 memcpy(buf, poll_ready_seq, sizeof(poll_ready_seq));
1073 actual_length = sizeof(poll_ready_seq);
1074 err = snd_usb_motu_microbookii_communicate(
1075 dev, buf, MICROBOOK_BUF_SIZE, &actual_length);
1078 "failed booting Motu MicroBook II: communication error %d\n",
1083 /* the device signals its readiness through a message of the
1085 * XX 06 00 00 00 00 0b 18 00 00 00 01
1086 * If the device is not yet ready to accept audio data, the
1087 * last byte of that sequence is 00.
1089 if (actual_length == 12 && buf[actual_length - 1] == 1)
1095 dev_info(&dev->dev, "MOTU MicroBook II ready\n");
1105 #define MAUDIO_SET 0x01 /* parse device_setup */
1106 #define MAUDIO_SET_COMPATIBLE 0x80 /* use only "win-compatible" interfaces */
1107 #define MAUDIO_SET_DTS 0x02 /* enable DTS Digital Output */
1108 #define MAUDIO_SET_96K 0x04 /* 48-96KHz rate if set, 8-48KHz otherwise */
1109 #define MAUDIO_SET_24B 0x08 /* 24bits sample if set, 16bits otherwise */
1110 #define MAUDIO_SET_DI 0x10 /* enable Digital Input */
1111 #define MAUDIO_SET_MASK 0x1f /* bit mask for setup value */
1112 #define MAUDIO_SET_24B_48K_DI 0x19 /* 24bits+48KHz+Digital Input */
1113 #define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48KHz+No Digital Input */
1114 #define MAUDIO_SET_16B_48K_DI 0x11 /* 16bits+48KHz+Digital Input */
1115 #define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48KHz+No Digital Input */
1117 static int quattro_skip_setting_quirk(struct snd_usb_audio *chip,
1118 int iface, int altno)
1120 /* Reset ALL ifaces to 0 altsetting.
1121 * Call it for every possible altsetting of every interface.
1123 usb_set_interface(chip->dev, iface, 0);
1124 if (chip->setup & MAUDIO_SET) {
1125 if (chip->setup & MAUDIO_SET_COMPATIBLE) {
1126 if (iface != 1 && iface != 2)
1127 return 1; /* skip all interfaces but 1 and 2 */
1130 if (iface == 1 || iface == 2)
1131 return 1; /* skip interfaces 1 and 2 */
1132 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
1133 return 1; /* skip this altsetting */
1134 mask = chip->setup & MAUDIO_SET_MASK;
1135 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
1136 return 1; /* skip this altsetting */
1137 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
1138 return 1; /* skip this altsetting */
1139 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4)
1140 return 1; /* skip this altsetting */
1144 "using altsetting %d for interface %d config %d\n",
1145 altno, iface, chip->setup);
1146 return 0; /* keep this altsetting */
1149 static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip,
1153 /* Reset ALL ifaces to 0 altsetting.
1154 * Call it for every possible altsetting of every interface.
1156 usb_set_interface(chip->dev, iface, 0);
1158 if (chip->setup & MAUDIO_SET) {
1160 if ((chip->setup & MAUDIO_SET_DTS) && altno != 6)
1161 return 1; /* skip this altsetting */
1162 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
1163 return 1; /* skip this altsetting */
1164 mask = chip->setup & MAUDIO_SET_MASK;
1165 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
1166 return 1; /* skip this altsetting */
1167 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
1168 return 1; /* skip this altsetting */
1169 if (mask == MAUDIO_SET_16B_48K_DI && altno != 4)
1170 return 1; /* skip this altsetting */
1171 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5)
1172 return 1; /* skip this altsetting */
1175 return 0; /* keep this altsetting */
1178 static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip,
1179 int iface, int altno)
1181 /* Reset ALL ifaces to 0 altsetting.
1182 * Call it for every possible altsetting of every interface.
1184 usb_set_interface(chip->dev, iface, 0);
1186 /* possible configuration where both inputs and only one output is
1187 *used is not supported by the current setup
1189 if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) {
1190 if (chip->setup & MAUDIO_SET_96K) {
1191 if (altno != 3 && altno != 6)
1193 } else if (chip->setup & MAUDIO_SET_DI) {
1195 return 1; /* no analog input */
1196 if (altno != 2 && altno != 5)
1197 return 1; /* enable only altsets 2 and 5 */
1200 return 1; /* disable digialt input */
1201 if (altno != 2 && altno != 5)
1202 return 1; /* enalbe only altsets 2 and 5 */
1205 /* keep only 16-Bit mode */
1211 "using altsetting %d for interface %d config %d\n",
1212 altno, iface, chip->setup);
1213 return 0; /* keep this altsetting */
1216 int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,
1220 /* audiophile usb: skip altsets incompatible with device_setup */
1221 if (chip->usb_id == USB_ID(0x0763, 0x2003))
1222 return audiophile_skip_setting_quirk(chip, iface, altno);
1223 /* quattro usb: skip altsets incompatible with device_setup */
1224 if (chip->usb_id == USB_ID(0x0763, 0x2001))
1225 return quattro_skip_setting_quirk(chip, iface, altno);
1226 /* fasttrackpro usb: skip altsets incompatible with device_setup */
1227 if (chip->usb_id == USB_ID(0x0763, 0x2012))
1228 return fasttrackpro_skip_setting_quirk(chip, iface, altno);
1233 int snd_usb_apply_boot_quirk(struct usb_device *dev,
1234 struct usb_interface *intf,
1235 const struct snd_usb_audio_quirk *quirk,
1239 case USB_ID(0x041e, 0x3000):
1240 /* SB Extigy needs special boot-up sequence */
1241 /* if more models come, this will go to the quirk list. */
1242 return snd_usb_extigy_boot_quirk(dev, intf);
1244 case USB_ID(0x041e, 0x3020):
1245 /* SB Audigy 2 NX needs its own boot-up magic, too */
1246 return snd_usb_audigy2nx_boot_quirk(dev);
1248 case USB_ID(0x10f5, 0x0200):
1249 /* C-Media CM106 / Turtle Beach Audio Advantage Roadie */
1250 return snd_usb_cm106_boot_quirk(dev);
1252 case USB_ID(0x0d8c, 0x0102):
1253 /* C-Media CM6206 / CM106-Like Sound Device */
1254 case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */
1255 return snd_usb_cm6206_boot_quirk(dev);
1257 case USB_ID(0x0dba, 0x3000):
1258 /* Digidesign Mbox 2 */
1259 return snd_usb_mbox2_boot_quirk(dev);
1261 case USB_ID(0x1235, 0x0010): /* Focusrite Novation Saffire 6 USB */
1262 case USB_ID(0x1235, 0x0018): /* Focusrite Novation Twitch */
1263 return snd_usb_novation_boot_quirk(dev);
1265 case USB_ID(0x133e, 0x0815):
1266 /* Access Music VirusTI Desktop */
1267 return snd_usb_accessmusic_boot_quirk(dev);
1269 case USB_ID(0x17cc, 0x1000): /* Komplete Audio 6 */
1270 case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */
1271 case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */
1272 return snd_usb_nativeinstruments_boot_quirk(dev);
1273 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1274 return snd_usb_fasttrackpro_boot_quirk(dev);
1275 case USB_ID(0x047f, 0xc010): /* Plantronics Gamecom 780 */
1276 return snd_usb_gamecon780_boot_quirk(dev);
1277 case USB_ID(0x2466, 0x8010): /* Fractal Audio Axe-Fx 3 */
1278 return snd_usb_axefx3_boot_quirk(dev);
1279 case USB_ID(0x07fd, 0x0004): /* MOTU MicroBook II */
1280 return snd_usb_motu_microbookii_boot_quirk(dev);
1287 * check if the device uses big-endian samples
1289 int snd_usb_is_big_endian_format(struct snd_usb_audio *chip, struct audioformat *fp)
1291 /* it depends on altsetting whether the device is big-endian or not */
1292 switch (chip->usb_id) {
1293 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */
1294 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1295 fp->altsetting == 5 || fp->altsetting == 6)
1298 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1299 if (chip->setup == 0x00 ||
1300 fp->altsetting == 1 || fp->altsetting == 2 ||
1301 fp->altsetting == 3)
1304 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro */
1305 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1306 fp->altsetting == 5 || fp->altsetting == 6)
1314 * For E-Mu 0404USB/0202USB/TrackerPre/0204 sample rate should be set for device,
1315 * not for interface.
1319 EMU_QUIRK_SR_44100HZ = 0,
1320 EMU_QUIRK_SR_48000HZ,
1321 EMU_QUIRK_SR_88200HZ,
1322 EMU_QUIRK_SR_96000HZ,
1323 EMU_QUIRK_SR_176400HZ,
1324 EMU_QUIRK_SR_192000HZ
1327 static void set_format_emu_quirk(struct snd_usb_substream *subs,
1328 struct audioformat *fmt)
1330 unsigned char emu_samplerate_id = 0;
1332 /* When capture is active
1333 * sample rate shouldn't be changed
1334 * by playback substream
1336 if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {
1337 if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].interface != -1)
1341 switch (fmt->rate_min) {
1343 emu_samplerate_id = EMU_QUIRK_SR_48000HZ;
1346 emu_samplerate_id = EMU_QUIRK_SR_88200HZ;
1349 emu_samplerate_id = EMU_QUIRK_SR_96000HZ;
1352 emu_samplerate_id = EMU_QUIRK_SR_176400HZ;
1355 emu_samplerate_id = EMU_QUIRK_SR_192000HZ;
1358 emu_samplerate_id = EMU_QUIRK_SR_44100HZ;
1361 snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id);
1362 subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0;
1365 void snd_usb_set_format_quirk(struct snd_usb_substream *subs,
1366 struct audioformat *fmt)
1368 switch (subs->stream->chip->usb_id) {
1369 case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */
1370 case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */
1371 case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */
1372 case USB_ID(0x041e, 0x3f19): /* E-Mu 0204 USB */
1373 set_format_emu_quirk(subs, fmt);
1378 bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
1380 /* devices which do not support reading the sample rate. */
1381 switch (chip->usb_id) {
1382 case USB_ID(0x041E, 0x4080): /* Creative Live Cam VF0610 */
1383 case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */
1384 case USB_ID(0x0556, 0x0014): /* Phoenix Audio TMX320VC */
1385 case USB_ID(0x05A3, 0x9420): /* ELP HD USB Camera */
1386 case USB_ID(0x074D, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */
1387 case USB_ID(0x1395, 0x740a): /* Sennheiser DECT */
1388 case USB_ID(0x1901, 0x0191): /* GE B850V3 CP2114 audio interface */
1389 case USB_ID(0x21B4, 0x0081): /* AudioQuest DragonFly */
1393 /* devices of these vendors don't support reading rate, either */
1394 switch (USB_ID_VENDOR(chip->usb_id)) {
1395 case 0x045E: /* MS Lifecam */
1396 case 0x047F: /* Plantronics */
1397 case 0x1de7: /* Phoenix Audio */
1404 /* ITF-USB DSD based DACs need a vendor cmd to switch
1405 * between PCM and native DSD mode
1407 static bool is_itf_usb_dsd_dac(unsigned int id)
1410 case USB_ID(0x154e, 0x1003): /* Denon DA-300USB */
1411 case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */
1412 case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */
1413 case USB_ID(0x1852, 0x5065): /* Luxman DA-06 */
1414 case USB_ID(0x0644, 0x8043): /* TEAC UD-501/UD-501V2/UD-503/NT-503 */
1415 case USB_ID(0x0644, 0x8044): /* Esoteric D-05X */
1416 case USB_ID(0x0644, 0x804a): /* TEAC UD-301 */
1422 int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
1423 struct audioformat *fmt)
1425 struct usb_device *dev = subs->dev;
1428 if (is_itf_usb_dsd_dac(subs->stream->chip->usb_id)) {
1429 /* First switch to alt set 0, otherwise the mode switch cmd
1430 * will not be accepted by the DAC
1432 err = usb_set_interface(dev, fmt->iface, 0);
1436 msleep(20); /* Delay needed after setting the interface */
1438 /* Vendor mode switch cmd is required. */
1439 if (fmt->formats & SNDRV_PCM_FMTBIT_DSD_U32_BE) {
1440 /* DSD mode (DSD_U32) requested */
1441 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1442 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1448 /* PCM or DOP mode (S32) requested */
1449 /* PCM mode (S16) requested */
1450 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1451 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1462 void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep)
1465 * "Playback Design" products send bogus feedback data at the start
1466 * of the stream. Ignore them.
1468 if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba &&
1469 ep->type == SND_USB_ENDPOINT_TYPE_SYNC)
1470 ep->skip_packets = 4;
1473 * M-Audio Fast Track C400/C600 - when packets are not skipped, real
1474 * world latency varies by approx. +/- 50 frames (at 96KHz) each time
1475 * the stream is (re)started. When skipping packets 16 at endpoint
1476 * start up, the real world latency is stable within +/- 1 frame (also
1477 * across power cycles).
1479 if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) ||
1480 ep->chip->usb_id == USB_ID(0x0763, 0x2031)) &&
1481 ep->type == SND_USB_ENDPOINT_TYPE_DATA)
1482 ep->skip_packets = 16;
1484 /* Work around devices that report unreasonable feedback data */
1485 if ((ep->chip->usb_id == USB_ID(0x0644, 0x8038) || /* TEAC UD-H01 */
1486 ep->chip->usb_id == USB_ID(0x1852, 0x5034)) && /* T+A Dac8 */
1487 ep->syncmaxsize == 4)
1488 ep->tenor_fb_quirk = 1;
1491 void snd_usb_set_interface_quirk(struct usb_device *dev)
1493 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1498 * "Playback Design" products need a 50ms delay after setting the
1501 switch (USB_ID_VENDOR(chip->usb_id)) {
1502 case 0x23ba: /* Playback Design */
1503 case 0x0644: /* TEAC Corp. */
1509 /* quirk applied after snd_usb_ctl_msg(); not applied during boot quirks */
1510 void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
1511 __u8 request, __u8 requesttype, __u16 value,
1512 __u16 index, void *data, __u16 size)
1514 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1519 * "Playback Design" products need a 20ms delay after each
1520 * class compliant request
1522 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba &&
1523 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1527 * "TEAC Corp." products need a 20ms delay after each
1528 * class compliant request
1530 if (USB_ID_VENDOR(chip->usb_id) == 0x0644 &&
1531 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1534 /* ITF-USB DSD based DACs functionality need a delay
1535 * after each class compliant request
1537 if (is_itf_usb_dsd_dac(chip->usb_id)
1538 && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1541 /* Zoom R16/24, Logitech H650e, Jabra 550a needs a tiny delay here,
1542 * otherwise requests like get/set frequency return as failed despite
1543 * actually succeeding.
1545 if ((chip->usb_id == USB_ID(0x1686, 0x00dd) ||
1546 chip->usb_id == USB_ID(0x046d, 0x0a46) ||
1547 chip->usb_id == USB_ID(0x0b0e, 0x0349)) &&
1548 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1549 usleep_range(1000, 2000);
1553 * snd_usb_interface_dsd_format_quirks() is called from format.c to
1554 * augment the PCM format bit-field for DSD types. The UAC standards
1555 * don't have a designated bit field to denote DSD-capable interfaces,
1556 * hence all hardware that is known to support this format has to be
1559 u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
1560 struct audioformat *fp,
1561 unsigned int sample_bytes)
1563 struct usb_interface *iface;
1565 /* Playback Designs */
1566 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba) {
1567 switch (fp->altsetting) {
1570 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1572 fp->dsd_bitrev = true;
1573 return SNDRV_PCM_FMTBIT_DSD_U8;
1575 fp->dsd_bitrev = true;
1576 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1580 /* XMOS based USB DACs */
1581 switch (chip->usb_id) {
1582 case USB_ID(0x1511, 0x0037): /* AURALiC VEGA */
1583 case USB_ID(0x22d9, 0x0416): /* OPPO HA-1 */
1584 case USB_ID(0x22d9, 0x0436): /* OPPO Sonica */
1585 case USB_ID(0x22d9, 0x0461): /* OPPO UDP-205 */
1586 case USB_ID(0x2522, 0x0012): /* LH Labs VI DAC Infinity */
1587 case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */
1588 if (fp->altsetting == 2)
1589 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1592 case USB_ID(0x0d8c, 0x0316): /* Hegel HD12 DSD */
1593 case USB_ID(0x10cb, 0x0103): /* The Bit Opus #3; with fp->dsd_raw */
1594 case USB_ID(0x16b0, 0x06b2): /* NuPrime DAC-10 */
1595 case USB_ID(0x16d0, 0x09dd): /* Encore mDSD */
1596 case USB_ID(0x16d0, 0x0733): /* Furutech ADL Stratos */
1597 case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */
1598 case USB_ID(0x1db5, 0x0003): /* Bryston BDA3 */
1599 case USB_ID(0x22d9, 0x0426): /* OPPO HA-2 */
1600 case USB_ID(0x22e1, 0xca01): /* HDTA Serenade DSD */
1601 case USB_ID(0x249c, 0x9326): /* M2Tech Young MkIII */
1602 case USB_ID(0x2616, 0x0106): /* PS Audio NuWave DAC */
1603 case USB_ID(0x2622, 0x0041): /* Audiolab M-DAC+ */
1604 case USB_ID(0x27f7, 0x3002): /* W4S DAC-2v2SE */
1605 case USB_ID(0x29a2, 0x0086): /* Mutec MC3+ USB */
1606 case USB_ID(0x6b42, 0x0042): /* MSB Technology */
1607 if (fp->altsetting == 3)
1608 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1611 /* Amanero Combo384 USB based DACs with native DSD support */
1612 case USB_ID(0x16d0, 0x071a): /* Amanero - Combo384 */
1613 case USB_ID(0x2ab6, 0x0004): /* T+A DAC8DSD-V2.0, MP1000E-V2.0, MP2000R-V2.0, MP2500R-V2.0, MP3100HV-V2.0 */
1614 case USB_ID(0x2ab6, 0x0005): /* T+A USB HD Audio 1 */
1615 case USB_ID(0x2ab6, 0x0006): /* T+A USB HD Audio 2 */
1616 if (fp->altsetting == 2) {
1617 switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) {
1619 return SNDRV_PCM_FMTBIT_DSD_U32_LE;
1622 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1628 case USB_ID(0x16d0, 0x0a23):
1629 if (fp->altsetting == 2)
1630 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1637 /* ITF-USB DSD based DACs */
1638 if (is_itf_usb_dsd_dac(chip->usb_id)) {
1639 iface = usb_ifnum_to_if(chip->dev, fp->iface);
1641 /* Altsetting 2 support native DSD if the num of altsets is
1643 * Altsetting 3 support native DSD if the num of altsets is
1646 if (fp->altsetting == iface->num_altsetting - 1)
1647 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1650 /* Mostly generic method to detect many DSD-capable implementations -
1651 * from XMOS/Thesycon
1653 switch (USB_ID_VENDOR(chip->usb_id)) {
1654 case 0x20b1: /* XMOS based devices */
1655 case 0x152a: /* Thesycon devices */
1656 case 0x25ce: /* Mytek devices */
1657 case 0x2ab6: /* T+A devices */
1659 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1669 void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
1670 struct audioformat *fp,
1673 switch (chip->usb_id) {
1674 case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */
1675 /* Optoplay sets the sample rate attribute although
1676 * it seems not supporting it in fact.
1678 fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE;
1680 case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */
1681 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1682 /* doesn't set the sample rate attribute, but supports it */
1683 fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE;
1685 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro USB */
1686 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1687 case USB_ID(0x047f, 0x0ca1): /* plantronics headset */
1688 case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is
1689 an older model 77d:223) */
1691 * plantronics headset and Griffin iMic have set adaptive-in
1692 * although it's really not...
1694 fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;
1695 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
1696 fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE;
1698 fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC;