2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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 #include <linux/bits.h>
24 #include <sound/control.h>
25 #include <sound/core.h>
26 #include <sound/info.h>
27 #include <sound/pcm.h>
32 #include "mixer_quirks.h"
42 * handle the quirks for the contained interfaces
44 static int create_composite_quirk(struct snd_usb_audio *chip,
45 struct usb_interface *iface,
46 struct usb_driver *driver,
47 const struct snd_usb_audio_quirk *quirk_comp)
49 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
50 const struct snd_usb_audio_quirk *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))
60 err = snd_usb_create_quirk(chip, iface, driver, quirk);
65 for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {
66 iface = usb_ifnum_to_if(chip->dev, quirk->ifnum);
69 if (quirk->ifnum != probed_ifnum &&
70 !usb_interface_claimed(iface))
71 usb_driver_claim_interface(driver, iface, (void *)-1L);
77 static int ignore_interface_quirk(struct snd_usb_audio *chip,
78 struct usb_interface *iface,
79 struct usb_driver *driver,
80 const struct snd_usb_audio_quirk *quirk)
87 * Allow alignment on audio sub-slot (channel samples) rather than
88 * on audio slots (audio frames)
90 static int create_align_transfer_quirk(struct snd_usb_audio *chip,
91 struct usb_interface *iface,
92 struct usb_driver *driver,
93 const struct snd_usb_audio_quirk *quirk)
96 return 1; /* Continue with creating streams and mixer */
99 static int create_any_midi_quirk(struct snd_usb_audio *chip,
100 struct usb_interface *intf,
101 struct usb_driver *driver,
102 const struct snd_usb_audio_quirk *quirk)
104 return snd_usbmidi_create(chip->card, intf, &chip->midi_list, quirk);
108 * create a stream for an interface with proper descriptors
110 static int create_standard_audio_quirk(struct snd_usb_audio *chip,
111 struct usb_interface *iface,
112 struct usb_driver *driver,
113 const struct snd_usb_audio_quirk *quirk)
115 struct usb_host_interface *alts;
116 struct usb_interface_descriptor *altsd;
119 if (chip->usb_id == USB_ID(0x1686, 0x00dd)) /* Zoom R16/24 */
120 chip->tx_length_quirk = 1;
122 alts = &iface->altsetting[0];
123 altsd = get_iface_desc(alts);
124 err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber);
126 usb_audio_err(chip, "cannot setup if %d: error %d\n",
127 altsd->bInterfaceNumber, err);
130 /* reset the current interface */
131 usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0);
136 * create a stream for an endpoint/altsetting without proper descriptors
138 static int create_fixed_stream_quirk(struct snd_usb_audio *chip,
139 struct usb_interface *iface,
140 struct usb_driver *driver,
141 const struct snd_usb_audio_quirk *quirk)
143 struct audioformat *fp;
144 struct usb_host_interface *alts;
145 struct usb_interface_descriptor *altsd;
147 unsigned *rate_table = NULL;
149 fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL);
153 INIT_LIST_HEAD(&fp->list);
154 if (fp->nr_rates > MAX_NR_RATES) {
158 if (fp->nr_rates > 0) {
159 rate_table = kmemdup(fp->rate_table,
160 sizeof(int) * fp->nr_rates, GFP_KERNEL);
165 fp->rate_table = rate_table;
168 stream = (fp->endpoint & USB_DIR_IN)
169 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
170 err = snd_usb_add_audio_stream(chip, stream, fp);
173 if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber ||
174 fp->altset_idx >= iface->num_altsetting) {
178 alts = &iface->altsetting[fp->altset_idx];
179 altsd = get_iface_desc(alts);
180 if (altsd->bNumEndpoints < 1) {
185 fp->protocol = altsd->bInterfaceProtocol;
187 if (fp->datainterval == 0)
188 fp->datainterval = snd_usb_parse_datainterval(chip, alts);
189 if (fp->maxpacksize == 0)
190 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
191 usb_set_interface(chip->dev, fp->iface, 0);
192 snd_usb_init_pitch(chip, fp->iface, alts, fp);
193 snd_usb_init_sample_rate(chip, fp->iface, alts, fp, fp->rate_max);
197 list_del(&fp->list); /* unlink for avoiding double-free */
203 static int create_auto_pcm_quirk(struct snd_usb_audio *chip,
204 struct usb_interface *iface,
205 struct usb_driver *driver)
207 struct usb_host_interface *alts;
208 struct usb_interface_descriptor *altsd;
209 struct usb_endpoint_descriptor *epd;
210 struct uac1_as_header_descriptor *ashd;
211 struct uac_format_type_i_discrete_descriptor *fmtd;
214 * Most Roland/Yamaha audio streaming interfaces have more or less
215 * standard descriptors, but older devices might lack descriptors, and
216 * future ones might change, so ensure that we fail silently if the
217 * interface doesn't look exactly right.
220 /* must have a non-zero altsetting for streaming */
221 if (iface->num_altsetting < 2)
223 alts = &iface->altsetting[1];
224 altsd = get_iface_desc(alts);
226 /* must have an isochronous endpoint for streaming */
227 if (altsd->bNumEndpoints < 1)
229 epd = get_endpoint(alts, 0);
230 if (!usb_endpoint_xfer_isoc(epd))
233 /* must have format descriptors */
234 ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
236 fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,
238 if (!ashd || ashd->bLength < 7 ||
239 !fmtd || fmtd->bLength < 8)
242 return create_standard_audio_quirk(chip, iface, driver, NULL);
245 static int create_yamaha_midi_quirk(struct snd_usb_audio *chip,
246 struct usb_interface *iface,
247 struct usb_driver *driver,
248 struct usb_host_interface *alts)
250 static const struct snd_usb_audio_quirk yamaha_midi_quirk = {
251 .type = QUIRK_MIDI_YAMAHA
253 struct usb_midi_in_jack_descriptor *injd;
254 struct usb_midi_out_jack_descriptor *outjd;
256 /* must have some valid jack descriptors */
257 injd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
258 NULL, USB_MS_MIDI_IN_JACK);
259 outjd = snd_usb_find_csint_desc(alts->extra, alts->extralen,
260 NULL, USB_MS_MIDI_OUT_JACK);
263 if (injd && (injd->bLength < 5 ||
264 (injd->bJackType != USB_MS_EMBEDDED &&
265 injd->bJackType != USB_MS_EXTERNAL)))
267 if (outjd && (outjd->bLength < 6 ||
268 (outjd->bJackType != USB_MS_EMBEDDED &&
269 outjd->bJackType != USB_MS_EXTERNAL)))
271 return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk);
274 static int create_roland_midi_quirk(struct snd_usb_audio *chip,
275 struct usb_interface *iface,
276 struct usb_driver *driver,
277 struct usb_host_interface *alts)
279 static const struct snd_usb_audio_quirk roland_midi_quirk = {
280 .type = QUIRK_MIDI_ROLAND
282 u8 *roland_desc = NULL;
284 /* might have a vendor-specific descriptor <06 24 F1 02 ...> */
286 roland_desc = snd_usb_find_csint_desc(alts->extra,
291 if (roland_desc[0] < 6 || roland_desc[3] != 2)
293 return create_any_midi_quirk(chip, iface, driver,
298 static int create_std_midi_quirk(struct snd_usb_audio *chip,
299 struct usb_interface *iface,
300 struct usb_driver *driver,
301 struct usb_host_interface *alts)
303 struct usb_ms_header_descriptor *mshd;
304 struct usb_ms_endpoint_descriptor *msepd;
306 /* must have the MIDIStreaming interface header descriptor*/
307 mshd = (struct usb_ms_header_descriptor *)alts->extra;
308 if (alts->extralen < 7 ||
310 mshd->bDescriptorType != USB_DT_CS_INTERFACE ||
311 mshd->bDescriptorSubtype != USB_MS_HEADER)
313 /* must have the MIDIStreaming endpoint descriptor*/
314 msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra;
315 if (alts->endpoint[0].extralen < 4 ||
316 msepd->bLength < 4 ||
317 msepd->bDescriptorType != USB_DT_CS_ENDPOINT ||
318 msepd->bDescriptorSubtype != UAC_MS_GENERAL ||
319 msepd->bNumEmbMIDIJack < 1 ||
320 msepd->bNumEmbMIDIJack > 16)
323 return create_any_midi_quirk(chip, iface, driver, NULL);
326 static int create_auto_midi_quirk(struct snd_usb_audio *chip,
327 struct usb_interface *iface,
328 struct usb_driver *driver)
330 struct usb_host_interface *alts;
331 struct usb_interface_descriptor *altsd;
332 struct usb_endpoint_descriptor *epd;
335 alts = &iface->altsetting[0];
336 altsd = get_iface_desc(alts);
338 /* must have at least one bulk/interrupt endpoint for streaming */
339 if (altsd->bNumEndpoints < 1)
341 epd = get_endpoint(alts, 0);
342 if (!usb_endpoint_xfer_bulk(epd) &&
343 !usb_endpoint_xfer_int(epd))
346 switch (USB_ID_VENDOR(chip->usb_id)) {
347 case 0x0499: /* Yamaha */
348 err = create_yamaha_midi_quirk(chip, iface, driver, alts);
352 case 0x0582: /* Roland */
353 err = create_roland_midi_quirk(chip, iface, driver, alts);
359 return create_std_midi_quirk(chip, iface, driver, alts);
362 static int create_autodetect_quirk(struct snd_usb_audio *chip,
363 struct usb_interface *iface,
364 struct usb_driver *driver)
368 err = create_auto_pcm_quirk(chip, iface, driver);
370 err = create_auto_midi_quirk(chip, iface, driver);
374 static int create_autodetect_quirks(struct snd_usb_audio *chip,
375 struct usb_interface *iface,
376 struct usb_driver *driver,
377 const struct snd_usb_audio_quirk *quirk)
379 int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;
380 int ifcount, ifnum, err;
382 err = create_autodetect_quirk(chip, iface, driver);
387 * ALSA PCM playback/capture devices cannot be registered in two steps,
388 * so we have to claim the other corresponding interface here.
390 ifcount = chip->dev->actconfig->desc.bNumInterfaces;
391 for (ifnum = 0; ifnum < ifcount; ifnum++) {
392 if (ifnum == probed_ifnum || quirk->ifnum >= 0)
394 iface = usb_ifnum_to_if(chip->dev, ifnum);
396 usb_interface_claimed(iface) ||
397 get_iface_desc(iface->altsetting)->bInterfaceClass !=
398 USB_CLASS_VENDOR_SPEC)
401 err = create_autodetect_quirk(chip, iface, driver);
403 usb_driver_claim_interface(driver, iface, (void *)-1L);
410 * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface.
411 * The only way to detect the sample rate is by looking at wMaxPacketSize.
413 static int create_uaxx_quirk(struct snd_usb_audio *chip,
414 struct usb_interface *iface,
415 struct usb_driver *driver,
416 const struct snd_usb_audio_quirk *quirk)
418 static const struct audioformat ua_format = {
419 .formats = SNDRV_PCM_FMTBIT_S24_3LE,
421 .fmt_type = UAC_FORMAT_TYPE_I,
424 .rates = SNDRV_PCM_RATE_CONTINUOUS,
426 struct usb_host_interface *alts;
427 struct usb_interface_descriptor *altsd;
428 struct audioformat *fp;
431 /* both PCM and MIDI interfaces have 2 or more altsettings */
432 if (iface->num_altsetting < 2)
434 alts = &iface->altsetting[1];
435 altsd = get_iface_desc(alts);
437 if (altsd->bNumEndpoints == 2) {
438 static const struct snd_usb_midi_endpoint_info ua700_ep = {
439 .out_cables = 0x0003,
442 static const struct snd_usb_audio_quirk ua700_quirk = {
443 .type = QUIRK_MIDI_FIXED_ENDPOINT,
446 static const struct snd_usb_midi_endpoint_info uaxx_ep = {
447 .out_cables = 0x0001,
450 static const struct snd_usb_audio_quirk uaxx_quirk = {
451 .type = QUIRK_MIDI_FIXED_ENDPOINT,
454 const struct snd_usb_audio_quirk *quirk =
455 chip->usb_id == USB_ID(0x0582, 0x002b)
456 ? &ua700_quirk : &uaxx_quirk;
457 return __snd_usbmidi_create(chip->card, iface,
458 &chip->midi_list, quirk,
462 if (altsd->bNumEndpoints != 1)
465 fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL);
469 fp->iface = altsd->bInterfaceNumber;
470 fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;
471 fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
472 fp->datainterval = 0;
473 fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
474 INIT_LIST_HEAD(&fp->list);
476 switch (fp->maxpacksize) {
478 fp->rate_max = fp->rate_min = 44100;
482 fp->rate_max = fp->rate_min = 48000;
486 fp->rate_max = fp->rate_min = 96000;
489 usb_audio_err(chip, "unknown sample rate\n");
494 stream = (fp->endpoint & USB_DIR_IN)
495 ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;
496 err = snd_usb_add_audio_stream(chip, stream, fp);
498 list_del(&fp->list); /* unlink for avoiding double-free */
502 usb_set_interface(chip->dev, fp->iface, 0);
507 * Create a standard mixer for the specified interface.
509 static int create_standard_mixer_quirk(struct snd_usb_audio *chip,
510 struct usb_interface *iface,
511 struct usb_driver *driver,
512 const struct snd_usb_audio_quirk *quirk)
514 if (quirk->ifnum < 0)
517 return snd_usb_create_mixer(chip, quirk->ifnum, 0);
521 * audio-interface quirks
523 * returns zero if no standard audio/MIDI parsing is needed.
524 * returns a positive value if standard audio/midi interfaces are parsed
526 * returns a negative value at error.
528 int snd_usb_create_quirk(struct snd_usb_audio *chip,
529 struct usb_interface *iface,
530 struct usb_driver *driver,
531 const struct snd_usb_audio_quirk *quirk)
533 typedef int (*quirk_func_t)(struct snd_usb_audio *,
534 struct usb_interface *,
536 const struct snd_usb_audio_quirk *);
537 static const quirk_func_t quirk_funcs[] = {
538 [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,
539 [QUIRK_COMPOSITE] = create_composite_quirk,
540 [QUIRK_AUTODETECT] = create_autodetect_quirks,
541 [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk,
542 [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk,
543 [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk,
544 [QUIRK_MIDI_ROLAND] = create_any_midi_quirk,
545 [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk,
546 [QUIRK_MIDI_NOVATION] = create_any_midi_quirk,
547 [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk,
548 [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk,
549 [QUIRK_MIDI_CME] = create_any_midi_quirk,
550 [QUIRK_MIDI_AKAI] = create_any_midi_quirk,
551 [QUIRK_MIDI_FTDI] = create_any_midi_quirk,
552 [QUIRK_MIDI_CH345] = create_any_midi_quirk,
553 [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,
554 [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,
555 [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk,
556 [QUIRK_AUDIO_ALIGN_TRANSFER] = create_align_transfer_quirk,
557 [QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk,
560 if (quirk->type < QUIRK_TYPE_COUNT) {
561 return quirk_funcs[quirk->type](chip, iface, driver, quirk);
563 usb_audio_err(chip, "invalid quirk type %d\n", quirk->type);
572 #define EXTIGY_FIRMWARE_SIZE_OLD 794
573 #define EXTIGY_FIRMWARE_SIZE_NEW 483
575 static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf)
577 struct usb_host_config *config = dev->actconfig;
580 if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD ||
581 le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) {
582 dev_dbg(&dev->dev, "sending Extigy boot sequence...\n");
583 /* Send message to force it to reconnect with full interface. */
584 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0),
585 0x10, 0x43, 0x0001, 0x000a, NULL, 0);
587 dev_dbg(&dev->dev, "error sending boot message: %d\n", err);
588 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
589 &dev->descriptor, sizeof(dev->descriptor));
590 config = dev->actconfig;
592 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
593 err = usb_reset_configuration(dev);
595 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
596 dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n",
597 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
598 return -ENODEV; /* quit this anyway */
603 static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev)
607 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a,
608 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,
611 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29,
612 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
619 static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev)
623 if (dev->actconfig->desc.bConfigurationValue == 1) {
625 "Fast Track Pro switching to config #2\n");
626 /* This function has to be available by the usb core module.
627 * if it is not avialable the boot quirk has to be left out
628 * and the configuration has to be set by udev or hotplug
631 err = usb_driver_set_configuration(dev, 2);
634 "error usb_driver_set_configuration: %d\n",
636 /* Always return an error, so that we stop creating a device
637 that will just be destroyed and recreated with a new
641 dev_info(&dev->dev, "Fast Track Pro config OK\n");
647 * C-Media CM106/CM106+ have four 16-bit internal registers that are nicely
648 * documented in the device's data sheet.
650 static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value)
654 buf[1] = value & 0xff;
655 buf[2] = (value >> 8) & 0xff;
657 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION,
658 USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT,
662 static int snd_usb_cm106_boot_quirk(struct usb_device *dev)
665 * Enable line-out driver mode, set headphone source to front
666 * channels, enable stereo mic.
668 return snd_usb_cm106_write_int_reg(dev, 2, 0x8004);
672 * CM6206 registers from the CM6206 datasheet rev 2.1
674 #define CM6206_REG0_DMA_MASTER BIT(15)
675 #define CM6206_REG0_SPDIFO_RATE_48K (2 << 12)
676 #define CM6206_REG0_SPDIFO_RATE_96K (7 << 12)
677 /* Bit 4 thru 11 is the S/PDIF category code */
678 #define CM6206_REG0_SPDIFO_CAT_CODE_GENERAL (0 << 4)
679 #define CM6206_REG0_SPDIFO_EMPHASIS_CD BIT(3)
680 #define CM6206_REG0_SPDIFO_COPYRIGHT_NA BIT(2)
681 #define CM6206_REG0_SPDIFO_NON_AUDIO BIT(1)
682 #define CM6206_REG0_SPDIFO_PRO_FORMAT BIT(0)
684 #define CM6206_REG1_TEST_SEL_CLK BIT(14)
685 #define CM6206_REG1_PLLBIN_EN BIT(13)
686 #define CM6206_REG1_SOFT_MUTE_EN BIT(12)
687 #define CM6206_REG1_GPIO4_OUT BIT(11)
688 #define CM6206_REG1_GPIO4_OE BIT(10)
689 #define CM6206_REG1_GPIO3_OUT BIT(9)
690 #define CM6206_REG1_GPIO3_OE BIT(8)
691 #define CM6206_REG1_GPIO2_OUT BIT(7)
692 #define CM6206_REG1_GPIO2_OE BIT(6)
693 #define CM6206_REG1_GPIO1_OUT BIT(5)
694 #define CM6206_REG1_GPIO1_OE BIT(4)
695 #define CM6206_REG1_SPDIFO_INVALID BIT(3)
696 #define CM6206_REG1_SPDIF_LOOP_EN BIT(2)
697 #define CM6206_REG1_SPDIFO_DIS BIT(1)
698 #define CM6206_REG1_SPDIFI_MIX BIT(0)
700 #define CM6206_REG2_DRIVER_ON BIT(15)
701 #define CM6206_REG2_HEADP_SEL_SIDE_CHANNELS (0 << 13)
702 #define CM6206_REG2_HEADP_SEL_SURROUND_CHANNELS (1 << 13)
703 #define CM6206_REG2_HEADP_SEL_CENTER_SUBW (2 << 13)
704 #define CM6206_REG2_HEADP_SEL_FRONT_CHANNELS (3 << 13)
705 #define CM6206_REG2_MUTE_HEADPHONE_RIGHT BIT(12)
706 #define CM6206_REG2_MUTE_HEADPHONE_LEFT BIT(11)
707 #define CM6206_REG2_MUTE_REAR_SURROUND_RIGHT BIT(10)
708 #define CM6206_REG2_MUTE_REAR_SURROUND_LEFT BIT(9)
709 #define CM6206_REG2_MUTE_SIDE_SURROUND_RIGHT BIT(8)
710 #define CM6206_REG2_MUTE_SIDE_SURROUND_LEFT BIT(7)
711 #define CM6206_REG2_MUTE_SUBWOOFER BIT(6)
712 #define CM6206_REG2_MUTE_CENTER BIT(5)
713 #define CM6206_REG2_MUTE_RIGHT_FRONT BIT(3)
714 #define CM6206_REG2_MUTE_LEFT_FRONT BIT(3)
715 #define CM6206_REG2_EN_BTL BIT(2)
716 #define CM6206_REG2_MCUCLKSEL_1_5_MHZ (0)
717 #define CM6206_REG2_MCUCLKSEL_3_MHZ (1)
718 #define CM6206_REG2_MCUCLKSEL_6_MHZ (2)
719 #define CM6206_REG2_MCUCLKSEL_12_MHZ (3)
721 /* Bit 11..13 sets the sensitivity to FLY tuner volume control VP/VD signal */
722 #define CM6206_REG3_FLYSPEED_DEFAULT (2 << 11)
723 #define CM6206_REG3_VRAP25EN BIT(10)
724 #define CM6206_REG3_MSEL1 BIT(9)
725 #define CM6206_REG3_SPDIFI_RATE_44_1K BIT(0 << 7)
726 #define CM6206_REG3_SPDIFI_RATE_48K BIT(2 << 7)
727 #define CM6206_REG3_SPDIFI_RATE_32K BIT(3 << 7)
728 #define CM6206_REG3_PINSEL BIT(6)
729 #define CM6206_REG3_FOE BIT(5)
730 #define CM6206_REG3_ROE BIT(4)
731 #define CM6206_REG3_CBOE BIT(3)
732 #define CM6206_REG3_LOSE BIT(2)
733 #define CM6206_REG3_HPOE BIT(1)
734 #define CM6206_REG3_SPDIFI_CANREC BIT(0)
736 #define CM6206_REG5_DA_RSTN BIT(13)
737 #define CM6206_REG5_AD_RSTN BIT(12)
738 #define CM6206_REG5_SPDIFO_AD2SPDO BIT(12)
739 #define CM6206_REG5_SPDIFO_SEL_FRONT (0 << 9)
740 #define CM6206_REG5_SPDIFO_SEL_SIDE_SUR (1 << 9)
741 #define CM6206_REG5_SPDIFO_SEL_CEN_LFE (2 << 9)
742 #define CM6206_REG5_SPDIFO_SEL_REAR_SUR (3 << 9)
743 #define CM6206_REG5_CODECM BIT(8)
744 #define CM6206_REG5_EN_HPF BIT(7)
745 #define CM6206_REG5_T_SEL_DSDA4 BIT(6)
746 #define CM6206_REG5_T_SEL_DSDA3 BIT(5)
747 #define CM6206_REG5_T_SEL_DSDA2 BIT(4)
748 #define CM6206_REG5_T_SEL_DSDA1 BIT(3)
749 #define CM6206_REG5_T_SEL_DSDAD_NORMAL 0
750 #define CM6206_REG5_T_SEL_DSDAD_FRONT 4
751 #define CM6206_REG5_T_SEL_DSDAD_S_SURROUND 5
752 #define CM6206_REG5_T_SEL_DSDAD_CEN_LFE 6
753 #define CM6206_REG5_T_SEL_DSDAD_R_SURROUND 7
755 static int snd_usb_cm6206_boot_quirk(struct usb_device *dev)
760 * Values here are chosen based on sniffing USB traffic
763 * REG0: DAC is master, sample rate 48kHz, no copyright
765 CM6206_REG0_SPDIFO_RATE_48K |
766 CM6206_REG0_SPDIFO_COPYRIGHT_NA,
768 * REG1: PLL binary search enable, soft mute enable.
770 CM6206_REG1_PLLBIN_EN |
771 CM6206_REG1_SOFT_MUTE_EN |
773 * REG2: enable output drivers,
774 * select front channels to the headphone output,
775 * then mute the headphone channels, run the MCU
778 CM6206_REG2_DRIVER_ON |
779 CM6206_REG2_HEADP_SEL_FRONT_CHANNELS |
780 CM6206_REG2_MUTE_HEADPHONE_RIGHT |
781 CM6206_REG2_MUTE_HEADPHONE_LEFT,
783 * REG3: default flyspeed, set 2.5V mic bias
784 * enable all line out ports and enable SPDIF
786 CM6206_REG3_FLYSPEED_DEFAULT |
787 CM6206_REG3_VRAP25EN |
793 CM6206_REG3_SPDIFI_CANREC,
794 /* REG4 is just a bunch of GPIO lines */
796 /* REG5: de-assert AD/DA reset signals */
797 CM6206_REG5_DA_RSTN |
798 CM6206_REG5_AD_RSTN };
800 for (reg = 0; reg < ARRAY_SIZE(val); reg++) {
801 err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]);
809 /* quirk for Plantronics GameCom 780 with CM6302 chip */
810 static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev)
812 /* set the initial volume and don't change; other values are either
813 * too loud or silent due to firmware bug (bko#65251)
815 u8 buf[2] = { 0x74, 0xe3 };
816 return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,
817 USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
818 UAC_FU_VOLUME << 8, 9 << 8, buf, 2);
822 * Novation Twitch DJ controller
823 * Focusrite Novation Saffire 6 USB audio card
825 static int snd_usb_novation_boot_quirk(struct usb_device *dev)
827 /* preemptively set up the device because otherwise the
828 * raw MIDI endpoints are not active */
829 usb_set_interface(dev, 0, 1);
834 * This call will put the synth in "USB send" mode, i.e it will send MIDI
835 * messages through USB (this is disabled at startup). The synth will
836 * acknowledge by sending a sysex on endpoint 0x85 and by displaying a USB
837 * sign on its LCD. Values here are chosen based on sniffing USB traffic
840 static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev)
842 int err, actual_length;
844 /* "midi send" enable */
845 static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 };
847 void *buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL);
850 err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf,
851 ARRAY_SIZE(seq), &actual_length, 1000);
860 * Some sound cards from Native Instruments are in fact compliant to the USB
861 * audio standard of version 2 and other approved USB standards, even though
862 * they come up as vendor-specific device when first connected.
864 * However, they can be told to come up with a new set of descriptors
865 * upon their next enumeration, and the interfaces announced by the new
866 * descriptors will then be handled by the kernel's class drivers. As the
867 * product ID will also change, no further checks are required.
870 static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev)
872 int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
873 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,
874 1, 0, NULL, 0, 1000);
879 usb_reset_device(dev);
881 /* return -EAGAIN, so the creation of an audio interface for this
882 * temporary device is aborted. The device will reconnect with a
887 static void mbox2_setup_48_24_magic(struct usb_device *dev)
892 /* Choose 48000Hz permanently */
897 /* Send the magic! */
898 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
899 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003);
900 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
901 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003);
902 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
903 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003);
904 snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),
905 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003);
909 /* Digidesign Mbox 2 needs to load firmware onboard
910 * and driver must wait a few seconds for initialisation.
913 #define MBOX2_FIRMWARE_SIZE 646
914 #define MBOX2_BOOT_LOADING 0x01 /* Hard coded into the device */
915 #define MBOX2_BOOT_READY 0x02 /* Hard coded into the device */
917 static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)
919 struct usb_host_config *config = dev->actconfig;
921 u8 bootresponse[0x12];
925 fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength);
927 if (fwsize != MBOX2_FIRMWARE_SIZE) {
928 dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize);
932 dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n");
935 bootresponse[0] = MBOX2_BOOT_LOADING;
936 while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) {
937 msleep(500); /* 0.5 second delay */
938 snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),
939 /* Control magic - load onboard firmware */
940 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012);
941 if (bootresponse[0] == MBOX2_BOOT_READY)
943 dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n");
947 if (bootresponse[0] != MBOX2_BOOT_READY) {
948 dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]);
952 dev_dbg(&dev->dev, "device initialised!\n");
954 err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,
955 &dev->descriptor, sizeof(dev->descriptor));
956 config = dev->actconfig;
958 dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);
960 err = usb_reset_configuration(dev);
962 dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);
963 dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n",
964 le16_to_cpu(get_cfg_desc(config)->wTotalLength));
966 mbox2_setup_48_24_magic(dev);
968 dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz");
970 return 0; /* Successful boot */
973 static int snd_usb_axefx3_boot_quirk(struct usb_device *dev)
977 dev_dbg(&dev->dev, "Waiting for Axe-Fx III to boot up...\n");
979 /* If the Axe-Fx III has not fully booted, it will timeout when trying
980 * to enable the audio streaming interface. A more generous timeout is
981 * used here to detect when the Axe-Fx III has finished booting as the
982 * set interface message will be acked once it has
984 err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
985 USB_REQ_SET_INTERFACE, USB_RECIP_INTERFACE,
986 1, 1, NULL, 0, 120000);
989 "failed waiting for Axe-Fx III to boot: %d\n", err);
993 dev_dbg(&dev->dev, "Axe-Fx III is now ready\n");
995 err = usb_set_interface(dev, 1, 0);
998 "error stopping Axe-Fx III interface: %d\n", err);
1006 #define MAUDIO_SET 0x01 /* parse device_setup */
1007 #define MAUDIO_SET_COMPATIBLE 0x80 /* use only "win-compatible" interfaces */
1008 #define MAUDIO_SET_DTS 0x02 /* enable DTS Digital Output */
1009 #define MAUDIO_SET_96K 0x04 /* 48-96KHz rate if set, 8-48KHz otherwise */
1010 #define MAUDIO_SET_24B 0x08 /* 24bits sample if set, 16bits otherwise */
1011 #define MAUDIO_SET_DI 0x10 /* enable Digital Input */
1012 #define MAUDIO_SET_MASK 0x1f /* bit mask for setup value */
1013 #define MAUDIO_SET_24B_48K_DI 0x19 /* 24bits+48KHz+Digital Input */
1014 #define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48KHz+No Digital Input */
1015 #define MAUDIO_SET_16B_48K_DI 0x11 /* 16bits+48KHz+Digital Input */
1016 #define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48KHz+No Digital Input */
1018 static int quattro_skip_setting_quirk(struct snd_usb_audio *chip,
1019 int iface, int altno)
1021 /* Reset ALL ifaces to 0 altsetting.
1022 * Call it for every possible altsetting of every interface.
1024 usb_set_interface(chip->dev, iface, 0);
1025 if (chip->setup & MAUDIO_SET) {
1026 if (chip->setup & MAUDIO_SET_COMPATIBLE) {
1027 if (iface != 1 && iface != 2)
1028 return 1; /* skip all interfaces but 1 and 2 */
1031 if (iface == 1 || iface == 2)
1032 return 1; /* skip interfaces 1 and 2 */
1033 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
1034 return 1; /* skip this altsetting */
1035 mask = chip->setup & MAUDIO_SET_MASK;
1036 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
1037 return 1; /* skip this altsetting */
1038 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
1039 return 1; /* skip this altsetting */
1040 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4)
1041 return 1; /* skip this altsetting */
1045 "using altsetting %d for interface %d config %d\n",
1046 altno, iface, chip->setup);
1047 return 0; /* keep this altsetting */
1050 static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip,
1054 /* Reset ALL ifaces to 0 altsetting.
1055 * Call it for every possible altsetting of every interface.
1057 usb_set_interface(chip->dev, iface, 0);
1059 if (chip->setup & MAUDIO_SET) {
1061 if ((chip->setup & MAUDIO_SET_DTS) && altno != 6)
1062 return 1; /* skip this altsetting */
1063 if ((chip->setup & MAUDIO_SET_96K) && altno != 1)
1064 return 1; /* skip this altsetting */
1065 mask = chip->setup & MAUDIO_SET_MASK;
1066 if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)
1067 return 1; /* skip this altsetting */
1068 if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)
1069 return 1; /* skip this altsetting */
1070 if (mask == MAUDIO_SET_16B_48K_DI && altno != 4)
1071 return 1; /* skip this altsetting */
1072 if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5)
1073 return 1; /* skip this altsetting */
1076 return 0; /* keep this altsetting */
1079 static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip,
1080 int iface, int altno)
1082 /* Reset ALL ifaces to 0 altsetting.
1083 * Call it for every possible altsetting of every interface.
1085 usb_set_interface(chip->dev, iface, 0);
1087 /* possible configuration where both inputs and only one output is
1088 *used is not supported by the current setup
1090 if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) {
1091 if (chip->setup & MAUDIO_SET_96K) {
1092 if (altno != 3 && altno != 6)
1094 } else if (chip->setup & MAUDIO_SET_DI) {
1096 return 1; /* no analog input */
1097 if (altno != 2 && altno != 5)
1098 return 1; /* enable only altsets 2 and 5 */
1101 return 1; /* disable digialt input */
1102 if (altno != 2 && altno != 5)
1103 return 1; /* enalbe only altsets 2 and 5 */
1106 /* keep only 16-Bit mode */
1112 "using altsetting %d for interface %d config %d\n",
1113 altno, iface, chip->setup);
1114 return 0; /* keep this altsetting */
1117 int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,
1121 /* audiophile usb: skip altsets incompatible with device_setup */
1122 if (chip->usb_id == USB_ID(0x0763, 0x2003))
1123 return audiophile_skip_setting_quirk(chip, iface, altno);
1124 /* quattro usb: skip altsets incompatible with device_setup */
1125 if (chip->usb_id == USB_ID(0x0763, 0x2001))
1126 return quattro_skip_setting_quirk(chip, iface, altno);
1127 /* fasttrackpro usb: skip altsets incompatible with device_setup */
1128 if (chip->usb_id == USB_ID(0x0763, 0x2012))
1129 return fasttrackpro_skip_setting_quirk(chip, iface, altno);
1134 int snd_usb_apply_boot_quirk(struct usb_device *dev,
1135 struct usb_interface *intf,
1136 const struct snd_usb_audio_quirk *quirk,
1140 case USB_ID(0x041e, 0x3000):
1141 /* SB Extigy needs special boot-up sequence */
1142 /* if more models come, this will go to the quirk list. */
1143 return snd_usb_extigy_boot_quirk(dev, intf);
1145 case USB_ID(0x041e, 0x3020):
1146 /* SB Audigy 2 NX needs its own boot-up magic, too */
1147 return snd_usb_audigy2nx_boot_quirk(dev);
1149 case USB_ID(0x10f5, 0x0200):
1150 /* C-Media CM106 / Turtle Beach Audio Advantage Roadie */
1151 return snd_usb_cm106_boot_quirk(dev);
1153 case USB_ID(0x0d8c, 0x0102):
1154 /* C-Media CM6206 / CM106-Like Sound Device */
1155 case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */
1156 return snd_usb_cm6206_boot_quirk(dev);
1158 case USB_ID(0x0dba, 0x3000):
1159 /* Digidesign Mbox 2 */
1160 return snd_usb_mbox2_boot_quirk(dev);
1162 case USB_ID(0x1235, 0x0010): /* Focusrite Novation Saffire 6 USB */
1163 case USB_ID(0x1235, 0x0018): /* Focusrite Novation Twitch */
1164 return snd_usb_novation_boot_quirk(dev);
1166 case USB_ID(0x133e, 0x0815):
1167 /* Access Music VirusTI Desktop */
1168 return snd_usb_accessmusic_boot_quirk(dev);
1170 case USB_ID(0x17cc, 0x1000): /* Komplete Audio 6 */
1171 case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */
1172 case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */
1173 return snd_usb_nativeinstruments_boot_quirk(dev);
1174 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1175 return snd_usb_fasttrackpro_boot_quirk(dev);
1176 case USB_ID(0x047f, 0xc010): /* Plantronics Gamecom 780 */
1177 return snd_usb_gamecon780_boot_quirk(dev);
1178 case USB_ID(0x2466, 0x8010): /* Fractal Audio Axe-Fx 3 */
1179 return snd_usb_axefx3_boot_quirk(dev);
1186 * check if the device uses big-endian samples
1188 int snd_usb_is_big_endian_format(struct snd_usb_audio *chip, struct audioformat *fp)
1190 /* it depends on altsetting whether the device is big-endian or not */
1191 switch (chip->usb_id) {
1192 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */
1193 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1194 fp->altsetting == 5 || fp->altsetting == 6)
1197 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1198 if (chip->setup == 0x00 ||
1199 fp->altsetting == 1 || fp->altsetting == 2 ||
1200 fp->altsetting == 3)
1203 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro */
1204 if (fp->altsetting == 2 || fp->altsetting == 3 ||
1205 fp->altsetting == 5 || fp->altsetting == 6)
1213 * For E-Mu 0404USB/0202USB/TrackerPre/0204 sample rate should be set for device,
1214 * not for interface.
1218 EMU_QUIRK_SR_44100HZ = 0,
1219 EMU_QUIRK_SR_48000HZ,
1220 EMU_QUIRK_SR_88200HZ,
1221 EMU_QUIRK_SR_96000HZ,
1222 EMU_QUIRK_SR_176400HZ,
1223 EMU_QUIRK_SR_192000HZ
1226 static void set_format_emu_quirk(struct snd_usb_substream *subs,
1227 struct audioformat *fmt)
1229 unsigned char emu_samplerate_id = 0;
1231 /* When capture is active
1232 * sample rate shouldn't be changed
1233 * by playback substream
1235 if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {
1236 if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].interface != -1)
1240 switch (fmt->rate_min) {
1242 emu_samplerate_id = EMU_QUIRK_SR_48000HZ;
1245 emu_samplerate_id = EMU_QUIRK_SR_88200HZ;
1248 emu_samplerate_id = EMU_QUIRK_SR_96000HZ;
1251 emu_samplerate_id = EMU_QUIRK_SR_176400HZ;
1254 emu_samplerate_id = EMU_QUIRK_SR_192000HZ;
1257 emu_samplerate_id = EMU_QUIRK_SR_44100HZ;
1260 snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id);
1261 subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0;
1264 void snd_usb_set_format_quirk(struct snd_usb_substream *subs,
1265 struct audioformat *fmt)
1267 switch (subs->stream->chip->usb_id) {
1268 case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */
1269 case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */
1270 case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */
1271 case USB_ID(0x041e, 0x3f19): /* E-Mu 0204 USB */
1272 set_format_emu_quirk(subs, fmt);
1277 bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
1279 /* devices which do not support reading the sample rate. */
1280 switch (chip->usb_id) {
1281 case USB_ID(0x041E, 0x4080): /* Creative Live Cam VF0610 */
1282 case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */
1283 case USB_ID(0x0556, 0x0014): /* Phoenix Audio TMX320VC */
1284 case USB_ID(0x05A3, 0x9420): /* ELP HD USB Camera */
1285 case USB_ID(0x074D, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */
1286 case USB_ID(0x1395, 0x740a): /* Sennheiser DECT */
1287 case USB_ID(0x1901, 0x0191): /* GE B850V3 CP2114 audio interface */
1288 case USB_ID(0x21B4, 0x0081): /* AudioQuest DragonFly */
1292 /* devices of these vendors don't support reading rate, either */
1293 switch (USB_ID_VENDOR(chip->usb_id)) {
1294 case 0x045E: /* MS Lifecam */
1295 case 0x047F: /* Plantronics */
1296 case 0x1de7: /* Phoenix Audio */
1303 /* ITF-USB DSD based DACs need a vendor cmd to switch
1304 * between PCM and native DSD mode
1306 static bool is_itf_usb_dsd_dac(unsigned int id)
1309 case USB_ID(0x154e, 0x1003): /* Denon DA-300USB */
1310 case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */
1311 case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */
1312 case USB_ID(0x1852, 0x5065): /* Luxman DA-06 */
1313 case USB_ID(0x0644, 0x8043): /* TEAC UD-501/UD-501V2/UD-503/NT-503 */
1314 case USB_ID(0x0644, 0x8044): /* Esoteric D-05X */
1315 case USB_ID(0x0644, 0x804a): /* TEAC UD-301 */
1321 int snd_usb_select_mode_quirk(struct snd_usb_substream *subs,
1322 struct audioformat *fmt)
1324 struct usb_device *dev = subs->dev;
1327 if (is_itf_usb_dsd_dac(subs->stream->chip->usb_id)) {
1328 /* First switch to alt set 0, otherwise the mode switch cmd
1329 * will not be accepted by the DAC
1331 err = usb_set_interface(dev, fmt->iface, 0);
1335 msleep(20); /* Delay needed after setting the interface */
1337 /* Vendor mode switch cmd is required. */
1338 if (fmt->formats & SNDRV_PCM_FMTBIT_DSD_U32_BE) {
1339 /* DSD mode (DSD_U32) requested */
1340 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1341 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1347 /* PCM or DOP mode (S32) requested */
1348 /* PCM mode (S16) requested */
1349 err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,
1350 USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,
1361 void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep)
1364 * "Playback Design" products send bogus feedback data at the start
1365 * of the stream. Ignore them.
1367 if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba &&
1368 ep->type == SND_USB_ENDPOINT_TYPE_SYNC)
1369 ep->skip_packets = 4;
1372 * M-Audio Fast Track C400/C600 - when packets are not skipped, real
1373 * world latency varies by approx. +/- 50 frames (at 96KHz) each time
1374 * the stream is (re)started. When skipping packets 16 at endpoint
1375 * start up, the real world latency is stable within +/- 1 frame (also
1376 * across power cycles).
1378 if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) ||
1379 ep->chip->usb_id == USB_ID(0x0763, 0x2031)) &&
1380 ep->type == SND_USB_ENDPOINT_TYPE_DATA)
1381 ep->skip_packets = 16;
1383 /* Work around devices that report unreasonable feedback data */
1384 if ((ep->chip->usb_id == USB_ID(0x0644, 0x8038) || /* TEAC UD-H01 */
1385 ep->chip->usb_id == USB_ID(0x1852, 0x5034)) && /* T+A Dac8 */
1386 ep->syncmaxsize == 4)
1387 ep->tenor_fb_quirk = 1;
1390 void snd_usb_set_interface_quirk(struct usb_device *dev)
1392 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1397 * "Playback Design" products need a 50ms delay after setting the
1400 switch (USB_ID_VENDOR(chip->usb_id)) {
1401 case 0x23ba: /* Playback Design */
1402 case 0x0644: /* TEAC Corp. */
1408 /* quirk applied after snd_usb_ctl_msg(); not applied during boot quirks */
1409 void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
1410 __u8 request, __u8 requesttype, __u16 value,
1411 __u16 index, void *data, __u16 size)
1413 struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);
1418 * "Playback Design" products need a 20ms delay after each
1419 * class compliant request
1421 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba &&
1422 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1426 * "TEAC Corp." products need a 20ms delay after each
1427 * class compliant request
1429 if (USB_ID_VENDOR(chip->usb_id) == 0x0644 &&
1430 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1433 /* ITF-USB DSD based DACs functionality need a delay
1434 * after each class compliant request
1436 if (is_itf_usb_dsd_dac(chip->usb_id)
1437 && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1440 /* Zoom R16/24, Logitech H650e, Jabra 550a needs a tiny delay here,
1441 * otherwise requests like get/set frequency return as failed despite
1442 * actually succeeding.
1444 if ((chip->usb_id == USB_ID(0x1686, 0x00dd) ||
1445 chip->usb_id == USB_ID(0x046d, 0x0a46) ||
1446 chip->usb_id == USB_ID(0x0b0e, 0x0349)) &&
1447 (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
1448 usleep_range(1000, 2000);
1452 * snd_usb_interface_dsd_format_quirks() is called from format.c to
1453 * augment the PCM format bit-field for DSD types. The UAC standards
1454 * don't have a designated bit field to denote DSD-capable interfaces,
1455 * hence all hardware that is known to support this format has to be
1458 u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
1459 struct audioformat *fp,
1460 unsigned int sample_bytes)
1462 struct usb_interface *iface;
1464 /* Playback Designs */
1465 if (USB_ID_VENDOR(chip->usb_id) == 0x23ba) {
1466 switch (fp->altsetting) {
1469 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1471 fp->dsd_bitrev = true;
1472 return SNDRV_PCM_FMTBIT_DSD_U8;
1474 fp->dsd_bitrev = true;
1475 return SNDRV_PCM_FMTBIT_DSD_U16_LE;
1479 /* XMOS based USB DACs */
1480 switch (chip->usb_id) {
1481 case USB_ID(0x1511, 0x0037): /* AURALiC VEGA */
1482 case USB_ID(0x20b1, 0x0002): /* Wyred 4 Sound DAC-2 DSD */
1483 case USB_ID(0x20b1, 0x2004): /* Matrix Audio X-SPDIF 2 */
1484 case USB_ID(0x20b1, 0x2008): /* Matrix Audio X-Sabre */
1485 case USB_ID(0x20b1, 0x300a): /* Matrix Audio Mini-i Pro */
1486 case USB_ID(0x22d9, 0x0416): /* OPPO HA-1 */
1487 case USB_ID(0x22d9, 0x0436): /* OPPO Sonica */
1488 case USB_ID(0x22d9, 0x0461): /* OPPO UDP-205 */
1489 case USB_ID(0x2522, 0x0012): /* LH Labs VI DAC Infinity */
1490 case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */
1491 if (fp->altsetting == 2)
1492 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1495 case USB_ID(0x152a, 0x85de): /* SMSL D1 DAC */
1496 case USB_ID(0x16d0, 0x09dd): /* Encore mDSD */
1497 case USB_ID(0x0d8c, 0x0316): /* Hegel HD12 DSD */
1498 case USB_ID(0x16b0, 0x06b2): /* NuPrime DAC-10 */
1499 case USB_ID(0x16d0, 0x0733): /* Furutech ADL Stratos */
1500 case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */
1501 case USB_ID(0x1db5, 0x0003): /* Bryston BDA3 */
1502 case USB_ID(0x20b1, 0x000a): /* Gustard DAC-X20U */
1503 case USB_ID(0x20b1, 0x2005): /* Denafrips Ares DAC */
1504 case USB_ID(0x20b1, 0x2009): /* DIYINHK DSD DXD 384kHz USB to I2S/DSD */
1505 case USB_ID(0x20b1, 0x2023): /* JLsounds I2SoverUSB */
1506 case USB_ID(0x20b1, 0x3021): /* Eastern El. MiniMax Tube DAC Supreme */
1507 case USB_ID(0x20b1, 0x3023): /* Aune X1S 32BIT/384 DSD DAC */
1508 case USB_ID(0x20b1, 0x302d): /* Unison Research Unico CD Due */
1509 case USB_ID(0x20b1, 0x307b): /* CH Precision C1 DAC */
1510 case USB_ID(0x20b1, 0x3086): /* Singxer F-1 converter board */
1511 case USB_ID(0x22d9, 0x0426): /* OPPO HA-2 */
1512 case USB_ID(0x22e1, 0xca01): /* HDTA Serenade DSD */
1513 case USB_ID(0x249c, 0x9326): /* M2Tech Young MkIII */
1514 case USB_ID(0x2616, 0x0106): /* PS Audio NuWave DAC */
1515 case USB_ID(0x2622, 0x0041): /* Audiolab M-DAC+ */
1516 case USB_ID(0x27f7, 0x3002): /* W4S DAC-2v2SE */
1517 case USB_ID(0x29a2, 0x0086): /* Mutec MC3+ USB */
1518 case USB_ID(0x6b42, 0x0042): /* MSB Technology */
1519 if (fp->altsetting == 3)
1520 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1523 /* Amanero Combo384 USB based DACs with native DSD support */
1524 case USB_ID(0x16d0, 0x071a): /* Amanero - Combo384 */
1525 case USB_ID(0x2ab6, 0x0004): /* T+A DAC8DSD-V2.0, MP1000E-V2.0, MP2000R-V2.0, MP2500R-V2.0, MP3100HV-V2.0 */
1526 case USB_ID(0x2ab6, 0x0005): /* T+A USB HD Audio 1 */
1527 case USB_ID(0x2ab6, 0x0006): /* T+A USB HD Audio 2 */
1528 if (fp->altsetting == 2) {
1529 switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) {
1531 return SNDRV_PCM_FMTBIT_DSD_U32_LE;
1534 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1540 case USB_ID(0x16d0, 0x0a23):
1541 if (fp->altsetting == 2)
1542 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1549 /* ITF-USB DSD based DACs */
1550 if (is_itf_usb_dsd_dac(chip->usb_id)) {
1551 iface = usb_ifnum_to_if(chip->dev, fp->iface);
1553 /* Altsetting 2 support native DSD if the num of altsets is
1555 * Altsetting 3 support native DSD if the num of altsets is
1558 if (fp->altsetting == iface->num_altsetting - 1)
1559 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1562 /* Mostly generic method to detect many DSD-capable implementations -
1563 * from XMOS/Thesycon
1565 switch (USB_ID_VENDOR(chip->usb_id)) {
1566 case 0x20b1: /* XMOS based devices */
1567 case 0x152a: /* Thesycon devices */
1568 case 0x25ce: /* Mytek devices */
1570 return SNDRV_PCM_FMTBIT_DSD_U32_BE;
1580 void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,
1581 struct audioformat *fp,
1584 switch (chip->usb_id) {
1585 case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */
1586 /* Optoplay sets the sample rate attribute although
1587 * it seems not supporting it in fact.
1589 fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE;
1591 case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */
1592 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
1593 /* doesn't set the sample rate attribute, but supports it */
1594 fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE;
1596 case USB_ID(0x0763, 0x2001): /* M-Audio Quattro USB */
1597 case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */
1598 case USB_ID(0x047f, 0x0ca1): /* plantronics headset */
1599 case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is
1600 an older model 77d:223) */
1602 * plantronics headset and Griffin iMic have set adaptive-in
1603 * although it's really not...
1605 fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;
1606 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
1607 fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE;
1609 fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC;