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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 */4 5#include <linux/init.h>6#include <linux/slab.h>7#include <linux/usb.h>8#include <linux/usb/audio.h>9#include <linux/usb/midi.h>10#include <linux/bits.h>11 12#include <sound/control.h>13#include <sound/core.h>14#include <sound/info.h>15#include <sound/pcm.h>16 17#include "usbaudio.h"18#include "card.h"19#include "mixer.h"20#include "mixer_quirks.h"21#include "midi.h"22#include "midi2.h"23#include "quirks.h"24#include "helper.h"25#include "endpoint.h"26#include "pcm.h"27#include "clock.h"28#include "stream.h"29 30/*31 * handle the quirks for the contained interfaces32 */33static int create_composite_quirk(struct snd_usb_audio *chip,34				  struct usb_interface *iface,35				  struct usb_driver *driver,36				  const struct snd_usb_audio_quirk *quirk_comp)37{38	int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber;39	const struct snd_usb_audio_quirk *quirk;40	int err;41 42	for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {43		iface = usb_ifnum_to_if(chip->dev, quirk->ifnum);44		if (!iface)45			continue;46		if (quirk->ifnum != probed_ifnum &&47		    usb_interface_claimed(iface))48			continue;49		err = snd_usb_create_quirk(chip, iface, driver, quirk);50		if (err < 0)51			return err;52	}53 54	for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) {55		iface = usb_ifnum_to_if(chip->dev, quirk->ifnum);56		if (!iface)57			continue;58		if (quirk->ifnum != probed_ifnum &&59		    !usb_interface_claimed(iface)) {60			err = usb_driver_claim_interface(driver, iface,61							 USB_AUDIO_IFACE_UNUSED);62			if (err < 0)63				return err;64		}65	}66 67	return 0;68}69 70static int ignore_interface_quirk(struct snd_usb_audio *chip,71				  struct usb_interface *iface,72				  struct usb_driver *driver,73				  const struct snd_usb_audio_quirk *quirk)74{75	return 0;76}77 78 79static int create_any_midi_quirk(struct snd_usb_audio *chip,80				 struct usb_interface *intf,81				 struct usb_driver *driver,82				 const struct snd_usb_audio_quirk *quirk)83{84	return snd_usb_midi_v2_create(chip, intf, quirk, 0);85}86 87/*88 * create a stream for an interface with proper descriptors89 */90static int create_standard_audio_quirk(struct snd_usb_audio *chip,91				       struct usb_interface *iface,92				       struct usb_driver *driver,93				       const struct snd_usb_audio_quirk *quirk)94{95	struct usb_host_interface *alts;96	struct usb_interface_descriptor *altsd;97	int err;98 99	alts = &iface->altsetting[0];100	altsd = get_iface_desc(alts);101	err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber);102	if (err < 0) {103		usb_audio_err(chip, "cannot setup if %d: error %d\n",104			   altsd->bInterfaceNumber, err);105		return err;106	}107	/* reset the current interface */108	usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0);109	return 0;110}111 112/* create the audio stream and the corresponding endpoints from the fixed113 * audioformat object; this is used for quirks with the fixed EPs114 */115static int add_audio_stream_from_fixed_fmt(struct snd_usb_audio *chip,116					   struct audioformat *fp)117{118	int stream, err;119 120	stream = (fp->endpoint & USB_DIR_IN) ?121		SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK;122 123	snd_usb_audioformat_set_sync_ep(chip, fp);124 125	err = snd_usb_add_audio_stream(chip, stream, fp);126	if (err < 0)127		return err;128 129	err = snd_usb_add_endpoint(chip, fp->endpoint,130				   SND_USB_ENDPOINT_TYPE_DATA);131	if (err < 0)132		return err;133 134	if (fp->sync_ep) {135		err = snd_usb_add_endpoint(chip, fp->sync_ep,136					   fp->implicit_fb ?137					   SND_USB_ENDPOINT_TYPE_DATA :138					   SND_USB_ENDPOINT_TYPE_SYNC);139		if (err < 0)140			return err;141	}142 143	return 0;144}145 146/*147 * create a stream for an endpoint/altsetting without proper descriptors148 */149static int create_fixed_stream_quirk(struct snd_usb_audio *chip,150				     struct usb_interface *iface,151				     struct usb_driver *driver,152				     const struct snd_usb_audio_quirk *quirk)153{154	struct audioformat *fp;155	struct usb_host_interface *alts;156	struct usb_interface_descriptor *altsd;157	unsigned *rate_table = NULL;158	int err;159 160	fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL);161	if (!fp)162		return -ENOMEM;163 164	INIT_LIST_HEAD(&fp->list);165	if (fp->nr_rates > MAX_NR_RATES) {166		kfree(fp);167		return -EINVAL;168	}169	if (fp->nr_rates > 0) {170		rate_table = kmemdup_array(fp->rate_table, fp->nr_rates, sizeof(int),171					   GFP_KERNEL);172		if (!rate_table) {173			kfree(fp);174			return -ENOMEM;175		}176		fp->rate_table = rate_table;177	}178 179	if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber ||180	    fp->altset_idx >= iface->num_altsetting) {181		err = -EINVAL;182		goto error;183	}184	alts = &iface->altsetting[fp->altset_idx];185	altsd = get_iface_desc(alts);186	if (altsd->bNumEndpoints <= fp->ep_idx) {187		err = -EINVAL;188		goto error;189	}190 191	fp->protocol = altsd->bInterfaceProtocol;192 193	if (fp->datainterval == 0)194		fp->datainterval = snd_usb_parse_datainterval(chip, alts);195	if (fp->maxpacksize == 0)196		fp->maxpacksize = le16_to_cpu(get_endpoint(alts, fp->ep_idx)->wMaxPacketSize);197	if (!fp->fmt_type)198		fp->fmt_type = UAC_FORMAT_TYPE_I;199 200	err = add_audio_stream_from_fixed_fmt(chip, fp);201	if (err < 0)202		goto error;203 204	usb_set_interface(chip->dev, fp->iface, 0);205	snd_usb_init_pitch(chip, fp);206	snd_usb_init_sample_rate(chip, fp, fp->rate_max);207	return 0;208 209 error:210	list_del(&fp->list); /* unlink for avoiding double-free */211	kfree(fp);212	kfree(rate_table);213	return err;214}215 216static int create_auto_pcm_quirk(struct snd_usb_audio *chip,217				 struct usb_interface *iface,218				 struct usb_driver *driver)219{220	struct usb_host_interface *alts;221	struct usb_interface_descriptor *altsd;222	struct usb_endpoint_descriptor *epd;223	struct uac1_as_header_descriptor *ashd;224	struct uac_format_type_i_discrete_descriptor *fmtd;225 226	/*227	 * Most Roland/Yamaha audio streaming interfaces have more or less228	 * standard descriptors, but older devices might lack descriptors, and229	 * future ones might change, so ensure that we fail silently if the230	 * interface doesn't look exactly right.231	 */232 233	/* must have a non-zero altsetting for streaming */234	if (iface->num_altsetting < 2)235		return -ENODEV;236	alts = &iface->altsetting[1];237	altsd = get_iface_desc(alts);238 239	/* must have an isochronous endpoint for streaming */240	if (altsd->bNumEndpoints < 1)241		return -ENODEV;242	epd = get_endpoint(alts, 0);243	if (!usb_endpoint_xfer_isoc(epd))244		return -ENODEV;245 246	/* must have format descriptors */247	ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,248				       UAC_AS_GENERAL);249	fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL,250				       UAC_FORMAT_TYPE);251	if (!ashd || ashd->bLength < 7 ||252	    !fmtd || fmtd->bLength < 8)253		return -ENODEV;254 255	return create_standard_audio_quirk(chip, iface, driver, NULL);256}257 258static int create_yamaha_midi_quirk(struct snd_usb_audio *chip,259				    struct usb_interface *iface,260				    struct usb_driver *driver,261				    struct usb_host_interface *alts)262{263	static const struct snd_usb_audio_quirk yamaha_midi_quirk = {264		.type = QUIRK_MIDI_YAMAHA265	};266	struct usb_midi_in_jack_descriptor *injd;267	struct usb_midi_out_jack_descriptor *outjd;268 269	/* must have some valid jack descriptors */270	injd = snd_usb_find_csint_desc(alts->extra, alts->extralen,271				       NULL, USB_MS_MIDI_IN_JACK);272	outjd = snd_usb_find_csint_desc(alts->extra, alts->extralen,273					NULL, USB_MS_MIDI_OUT_JACK);274	if (!injd && !outjd)275		return -ENODEV;276	if ((injd && !snd_usb_validate_midi_desc(injd)) ||277	    (outjd && !snd_usb_validate_midi_desc(outjd)))278		return -ENODEV;279	if (injd && (injd->bLength < 5 ||280		     (injd->bJackType != USB_MS_EMBEDDED &&281		      injd->bJackType != USB_MS_EXTERNAL)))282		return -ENODEV;283	if (outjd && (outjd->bLength < 6 ||284		      (outjd->bJackType != USB_MS_EMBEDDED &&285		       outjd->bJackType != USB_MS_EXTERNAL)))286		return -ENODEV;287	return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk);288}289 290static int create_roland_midi_quirk(struct snd_usb_audio *chip,291				    struct usb_interface *iface,292				    struct usb_driver *driver,293				    struct usb_host_interface *alts)294{295	static const struct snd_usb_audio_quirk roland_midi_quirk = {296		.type = QUIRK_MIDI_ROLAND297	};298	u8 *roland_desc = NULL;299 300	/* might have a vendor-specific descriptor <06 24 F1 02 ...> */301	for (;;) {302		roland_desc = snd_usb_find_csint_desc(alts->extra,303						      alts->extralen,304						      roland_desc, 0xf1);305		if (!roland_desc)306			return -ENODEV;307		if (roland_desc[0] < 6 || roland_desc[3] != 2)308			continue;309		return create_any_midi_quirk(chip, iface, driver,310					     &roland_midi_quirk);311	}312}313 314static int create_std_midi_quirk(struct snd_usb_audio *chip,315				 struct usb_interface *iface,316				 struct usb_driver *driver,317				 struct usb_host_interface *alts)318{319	struct usb_ms_header_descriptor *mshd;320	struct usb_ms_endpoint_descriptor *msepd;321 322	/* must have the MIDIStreaming interface header descriptor*/323	mshd = (struct usb_ms_header_descriptor *)alts->extra;324	if (alts->extralen < 7 ||325	    mshd->bLength < 7 ||326	    mshd->bDescriptorType != USB_DT_CS_INTERFACE ||327	    mshd->bDescriptorSubtype != USB_MS_HEADER)328		return -ENODEV;329	/* must have the MIDIStreaming endpoint descriptor*/330	msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra;331	if (alts->endpoint[0].extralen < 4 ||332	    msepd->bLength < 4 ||333	    msepd->bDescriptorType != USB_DT_CS_ENDPOINT ||334	    msepd->bDescriptorSubtype != UAC_MS_GENERAL ||335	    msepd->bNumEmbMIDIJack < 1 ||336	    msepd->bNumEmbMIDIJack > 16)337		return -ENODEV;338 339	return create_any_midi_quirk(chip, iface, driver, NULL);340}341 342static int create_auto_midi_quirk(struct snd_usb_audio *chip,343				  struct usb_interface *iface,344				  struct usb_driver *driver)345{346	struct usb_host_interface *alts;347	struct usb_interface_descriptor *altsd;348	struct usb_endpoint_descriptor *epd;349	int err;350 351	alts = &iface->altsetting[0];352	altsd = get_iface_desc(alts);353 354	/* must have at least one bulk/interrupt endpoint for streaming */355	if (altsd->bNumEndpoints < 1)356		return -ENODEV;357	epd = get_endpoint(alts, 0);358	if (!usb_endpoint_xfer_bulk(epd) &&359	    !usb_endpoint_xfer_int(epd))360		return -ENODEV;361 362	switch (USB_ID_VENDOR(chip->usb_id)) {363	case 0x0499: /* Yamaha */364		err = create_yamaha_midi_quirk(chip, iface, driver, alts);365		if (err != -ENODEV)366			return err;367		break;368	case 0x0582: /* Roland */369		err = create_roland_midi_quirk(chip, iface, driver, alts);370		if (err != -ENODEV)371			return err;372		break;373	}374 375	return create_std_midi_quirk(chip, iface, driver, alts);376}377 378static int create_autodetect_quirk(struct snd_usb_audio *chip,379				   struct usb_interface *iface,380				   struct usb_driver *driver,381				   const struct snd_usb_audio_quirk *quirk)382{383	int err;384 385	err = create_auto_pcm_quirk(chip, iface, driver);386	if (err == -ENODEV)387		err = create_auto_midi_quirk(chip, iface, driver);388	return err;389}390 391/*392 * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface.  393 * The only way to detect the sample rate is by looking at wMaxPacketSize.394 */395static int create_uaxx_quirk(struct snd_usb_audio *chip,396			     struct usb_interface *iface,397			     struct usb_driver *driver,398			     const struct snd_usb_audio_quirk *quirk)399{400	static const struct audioformat ua_format = {401		.formats = SNDRV_PCM_FMTBIT_S24_3LE,402		.channels = 2,403		.fmt_type = UAC_FORMAT_TYPE_I,404		.altsetting = 1,405		.altset_idx = 1,406		.rates = SNDRV_PCM_RATE_CONTINUOUS,407	};408	struct usb_host_interface *alts;409	struct usb_interface_descriptor *altsd;410	struct audioformat *fp;411	int err;412 413	/* both PCM and MIDI interfaces have 2 or more altsettings */414	if (iface->num_altsetting < 2)415		return -ENXIO;416	alts = &iface->altsetting[1];417	altsd = get_iface_desc(alts);418 419	if (altsd->bNumEndpoints == 2) {420		static const struct snd_usb_midi_endpoint_info ua700_ep = {421			.out_cables = 0x0003,422			.in_cables  = 0x0003423		};424		static const struct snd_usb_audio_quirk ua700_quirk = {425			.type = QUIRK_MIDI_FIXED_ENDPOINT,426			.data = &ua700_ep427		};428		static const struct snd_usb_midi_endpoint_info uaxx_ep = {429			.out_cables = 0x0001,430			.in_cables  = 0x0001431		};432		static const struct snd_usb_audio_quirk uaxx_quirk = {433			.type = QUIRK_MIDI_FIXED_ENDPOINT,434			.data = &uaxx_ep435		};436		const struct snd_usb_audio_quirk *quirk =437			chip->usb_id == USB_ID(0x0582, 0x002b)438			? &ua700_quirk : &uaxx_quirk;439		return __snd_usbmidi_create(chip->card, iface,440					    &chip->midi_list, quirk,441					    chip->usb_id,442					    &chip->num_rawmidis);443	}444 445	if (altsd->bNumEndpoints != 1)446		return -ENXIO;447 448	fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL);449	if (!fp)450		return -ENOMEM;451 452	fp->iface = altsd->bInterfaceNumber;453	fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;454	fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;455	fp->datainterval = 0;456	fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);457	INIT_LIST_HEAD(&fp->list);458 459	switch (fp->maxpacksize) {460	case 0x120:461		fp->rate_max = fp->rate_min = 44100;462		break;463	case 0x138:464	case 0x140:465		fp->rate_max = fp->rate_min = 48000;466		break;467	case 0x258:468	case 0x260:469		fp->rate_max = fp->rate_min = 96000;470		break;471	default:472		usb_audio_err(chip, "unknown sample rate\n");473		kfree(fp);474		return -ENXIO;475	}476 477	err = add_audio_stream_from_fixed_fmt(chip, fp);478	if (err < 0) {479		list_del(&fp->list); /* unlink for avoiding double-free */480		kfree(fp);481		return err;482	}483	usb_set_interface(chip->dev, fp->iface, 0);484	return 0;485}486 487/*488 * Create a standard mixer for the specified interface.489 */490static int create_standard_mixer_quirk(struct snd_usb_audio *chip,491				       struct usb_interface *iface,492				       struct usb_driver *driver,493				       const struct snd_usb_audio_quirk *quirk)494{495	if (quirk->ifnum < 0)496		return 0;497 498	return snd_usb_create_mixer(chip, quirk->ifnum);499}500 501/*502 * audio-interface quirks503 *504 * returns zero if no standard audio/MIDI parsing is needed.505 * returns a positive value if standard audio/midi interfaces are parsed506 * after this.507 * returns a negative value at error.508 */509int snd_usb_create_quirk(struct snd_usb_audio *chip,510			 struct usb_interface *iface,511			 struct usb_driver *driver,512			 const struct snd_usb_audio_quirk *quirk)513{514	typedef int (*quirk_func_t)(struct snd_usb_audio *,515				    struct usb_interface *,516				    struct usb_driver *,517				    const struct snd_usb_audio_quirk *);518	static const quirk_func_t quirk_funcs[] = {519		[QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,520		[QUIRK_COMPOSITE] = create_composite_quirk,521		[QUIRK_AUTODETECT] = create_autodetect_quirk,522		[QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk,523		[QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk,524		[QUIRK_MIDI_YAMAHA] = create_any_midi_quirk,525		[QUIRK_MIDI_ROLAND] = create_any_midi_quirk,526		[QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk,527		[QUIRK_MIDI_NOVATION] = create_any_midi_quirk,528		[QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk,529		[QUIRK_MIDI_EMAGIC] = create_any_midi_quirk,530		[QUIRK_MIDI_CME] = create_any_midi_quirk,531		[QUIRK_MIDI_AKAI] = create_any_midi_quirk,532		[QUIRK_MIDI_FTDI] = create_any_midi_quirk,533		[QUIRK_MIDI_CH345] = create_any_midi_quirk,534		[QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk,535		[QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,536		[QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk,537		[QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk,538	};539 540	if (quirk->type < QUIRK_TYPE_COUNT) {541		return quirk_funcs[quirk->type](chip, iface, driver, quirk);542	} else {543		usb_audio_err(chip, "invalid quirk type %d\n", quirk->type);544		return -ENXIO;545	}546}547 548/*549 * boot quirks550 */551 552#define EXTIGY_FIRMWARE_SIZE_OLD 794553#define EXTIGY_FIRMWARE_SIZE_NEW 483554 555static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf)556{557	struct usb_host_config *config = dev->actconfig;558	int err;559 560	if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD ||561	    le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) {562		dev_dbg(&dev->dev, "sending Extigy boot sequence...\n");563		/* Send message to force it to reconnect with full interface. */564		err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0),565				      0x10, 0x43, 0x0001, 0x000a, NULL, 0);566		if (err < 0)567			dev_dbg(&dev->dev, "error sending boot message: %d\n", err);568		err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,569				&dev->descriptor, sizeof(dev->descriptor));570		config = dev->actconfig;571		if (err < 0)572			dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);573		err = usb_reset_configuration(dev);574		if (err < 0)575			dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);576		dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n",577			    le16_to_cpu(get_cfg_desc(config)->wTotalLength));578		return -ENODEV; /* quit this anyway */579	}580	return 0;581}582 583static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev)584{585	u8 buf = 1;586 587	snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a,588			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,589			0, 0, &buf, 1);590	if (buf == 0) {591		snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29,592				USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,593				1, 2000, NULL, 0);594		return -ENODEV;595	}596	return 0;597}598 599static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev)600{601	int err;602 603	if (dev->actconfig->desc.bConfigurationValue == 1) {604		dev_info(&dev->dev,605			   "Fast Track Pro switching to config #2\n");606		/* This function has to be available by the usb core module.607		 * if it is not avialable the boot quirk has to be left out608		 * and the configuration has to be set by udev or hotplug609		 * rules610		 */611		err = usb_driver_set_configuration(dev, 2);612		if (err < 0)613			dev_dbg(&dev->dev,614				"error usb_driver_set_configuration: %d\n",615				err);616		/* Always return an error, so that we stop creating a device617		   that will just be destroyed and recreated with a new618		   configuration */619		return -ENODEV;620	} else621		dev_info(&dev->dev, "Fast Track Pro config OK\n");622 623	return 0;624}625 626/*627 * C-Media CM106/CM106+ have four 16-bit internal registers that are nicely628 * documented in the device's data sheet.629 */630static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value)631{632	u8 buf[4];633	buf[0] = 0x20;634	buf[1] = value & 0xff;635	buf[2] = (value >> 8) & 0xff;636	buf[3] = reg;637	return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION,638			       USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT,639			       0, 0, &buf, 4);640}641 642static int snd_usb_cm106_boot_quirk(struct usb_device *dev)643{644	/*645	 * Enable line-out driver mode, set headphone source to front646	 * channels, enable stereo mic.647	 */648	return snd_usb_cm106_write_int_reg(dev, 2, 0x8004);649}650 651/*652 * CM6206 registers from the CM6206 datasheet rev 2.1653 */654#define CM6206_REG0_DMA_MASTER BIT(15)655#define CM6206_REG0_SPDIFO_RATE_48K (2 << 12)656#define CM6206_REG0_SPDIFO_RATE_96K (7 << 12)657/* Bit 4 thru 11 is the S/PDIF category code */658#define CM6206_REG0_SPDIFO_CAT_CODE_GENERAL (0 << 4)659#define CM6206_REG0_SPDIFO_EMPHASIS_CD BIT(3)660#define CM6206_REG0_SPDIFO_COPYRIGHT_NA BIT(2)661#define CM6206_REG0_SPDIFO_NON_AUDIO BIT(1)662#define CM6206_REG0_SPDIFO_PRO_FORMAT BIT(0)663 664#define CM6206_REG1_TEST_SEL_CLK BIT(14)665#define CM6206_REG1_PLLBIN_EN BIT(13)666#define CM6206_REG1_SOFT_MUTE_EN BIT(12)667#define CM6206_REG1_GPIO4_OUT BIT(11)668#define CM6206_REG1_GPIO4_OE BIT(10)669#define CM6206_REG1_GPIO3_OUT BIT(9)670#define CM6206_REG1_GPIO3_OE BIT(8)671#define CM6206_REG1_GPIO2_OUT BIT(7)672#define CM6206_REG1_GPIO2_OE BIT(6)673#define CM6206_REG1_GPIO1_OUT BIT(5)674#define CM6206_REG1_GPIO1_OE BIT(4)675#define CM6206_REG1_SPDIFO_INVALID BIT(3)676#define CM6206_REG1_SPDIF_LOOP_EN BIT(2)677#define CM6206_REG1_SPDIFO_DIS BIT(1)678#define CM6206_REG1_SPDIFI_MIX BIT(0)679 680#define CM6206_REG2_DRIVER_ON BIT(15)681#define CM6206_REG2_HEADP_SEL_SIDE_CHANNELS (0 << 13)682#define CM6206_REG2_HEADP_SEL_SURROUND_CHANNELS (1 << 13)683#define CM6206_REG2_HEADP_SEL_CENTER_SUBW (2 << 13)684#define CM6206_REG2_HEADP_SEL_FRONT_CHANNELS (3 << 13)685#define CM6206_REG2_MUTE_HEADPHONE_RIGHT BIT(12)686#define CM6206_REG2_MUTE_HEADPHONE_LEFT BIT(11)687#define CM6206_REG2_MUTE_REAR_SURROUND_RIGHT BIT(10)688#define CM6206_REG2_MUTE_REAR_SURROUND_LEFT BIT(9)689#define CM6206_REG2_MUTE_SIDE_SURROUND_RIGHT BIT(8)690#define CM6206_REG2_MUTE_SIDE_SURROUND_LEFT BIT(7)691#define CM6206_REG2_MUTE_SUBWOOFER BIT(6)692#define CM6206_REG2_MUTE_CENTER BIT(5)693#define CM6206_REG2_MUTE_RIGHT_FRONT BIT(3)694#define CM6206_REG2_MUTE_LEFT_FRONT BIT(3)695#define CM6206_REG2_EN_BTL BIT(2)696#define CM6206_REG2_MCUCLKSEL_1_5_MHZ (0)697#define CM6206_REG2_MCUCLKSEL_3_MHZ (1)698#define CM6206_REG2_MCUCLKSEL_6_MHZ (2)699#define CM6206_REG2_MCUCLKSEL_12_MHZ (3)700 701/* Bit 11..13 sets the sensitivity to FLY tuner volume control VP/VD signal */702#define CM6206_REG3_FLYSPEED_DEFAULT (2 << 11)703#define CM6206_REG3_VRAP25EN BIT(10)704#define CM6206_REG3_MSEL1 BIT(9)705#define CM6206_REG3_SPDIFI_RATE_44_1K BIT(0 << 7)706#define CM6206_REG3_SPDIFI_RATE_48K BIT(2 << 7)707#define CM6206_REG3_SPDIFI_RATE_32K BIT(3 << 7)708#define CM6206_REG3_PINSEL BIT(6)709#define CM6206_REG3_FOE BIT(5)710#define CM6206_REG3_ROE BIT(4)711#define CM6206_REG3_CBOE BIT(3)712#define CM6206_REG3_LOSE BIT(2)713#define CM6206_REG3_HPOE BIT(1)714#define CM6206_REG3_SPDIFI_CANREC BIT(0)715 716#define CM6206_REG5_DA_RSTN BIT(13)717#define CM6206_REG5_AD_RSTN BIT(12)718#define CM6206_REG5_SPDIFO_AD2SPDO BIT(12)719#define CM6206_REG5_SPDIFO_SEL_FRONT (0 << 9)720#define CM6206_REG5_SPDIFO_SEL_SIDE_SUR (1 << 9)721#define CM6206_REG5_SPDIFO_SEL_CEN_LFE (2 << 9)722#define CM6206_REG5_SPDIFO_SEL_REAR_SUR (3 << 9)723#define CM6206_REG5_CODECM BIT(8)724#define CM6206_REG5_EN_HPF BIT(7)725#define CM6206_REG5_T_SEL_DSDA4 BIT(6)726#define CM6206_REG5_T_SEL_DSDA3 BIT(5)727#define CM6206_REG5_T_SEL_DSDA2 BIT(4)728#define CM6206_REG5_T_SEL_DSDA1 BIT(3)729#define CM6206_REG5_T_SEL_DSDAD_NORMAL 0730#define CM6206_REG5_T_SEL_DSDAD_FRONT 4731#define CM6206_REG5_T_SEL_DSDAD_S_SURROUND 5732#define CM6206_REG5_T_SEL_DSDAD_CEN_LFE 6733#define CM6206_REG5_T_SEL_DSDAD_R_SURROUND 7734 735static int snd_usb_cm6206_boot_quirk(struct usb_device *dev)736{737	int err  = 0, reg;738	int val[] = {739		/*740		 * Values here are chosen based on sniffing USB traffic741		 * under Windows.742		 *743		 * REG0: DAC is master, sample rate 48kHz, no copyright744		 */745		CM6206_REG0_SPDIFO_RATE_48K |746		CM6206_REG0_SPDIFO_COPYRIGHT_NA,747		/*748		 * REG1: PLL binary search enable, soft mute enable.749		 */750		CM6206_REG1_PLLBIN_EN |751		CM6206_REG1_SOFT_MUTE_EN,752		/*753		 * REG2: enable output drivers,754		 * select front channels to the headphone output,755		 * then mute the headphone channels, run the MCU756		 * at 1.5 MHz.757		 */758		CM6206_REG2_DRIVER_ON |759		CM6206_REG2_HEADP_SEL_FRONT_CHANNELS |760		CM6206_REG2_MUTE_HEADPHONE_RIGHT |761		CM6206_REG2_MUTE_HEADPHONE_LEFT,762		/*763		 * REG3: default flyspeed, set 2.5V mic bias764		 * enable all line out ports and enable SPDIF765		 */766		CM6206_REG3_FLYSPEED_DEFAULT |767		CM6206_REG3_VRAP25EN |768		CM6206_REG3_FOE |769		CM6206_REG3_ROE |770		CM6206_REG3_CBOE |771		CM6206_REG3_LOSE |772		CM6206_REG3_HPOE |773		CM6206_REG3_SPDIFI_CANREC,774		/* REG4 is just a bunch of GPIO lines */775		0x0000,776		/* REG5: de-assert AD/DA reset signals */777		CM6206_REG5_DA_RSTN |778		CM6206_REG5_AD_RSTN };779 780	for (reg = 0; reg < ARRAY_SIZE(val); reg++) {781		err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]);782		if (err < 0)783			return err;784	}785 786	return err;787}788 789/* quirk for Plantronics GameCom 780 with CM6302 chip */790static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev)791{792	/* set the initial volume and don't change; other values are either793	 * too loud or silent due to firmware bug (bko#65251)794	 */795	u8 buf[2] = { 0x74, 0xe3 };796	return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR,797			USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,798			UAC_FU_VOLUME << 8, 9 << 8, buf, 2);799}800 801/*802 * Novation Twitch DJ controller803 * Focusrite Novation Saffire 6 USB audio card804 */805static int snd_usb_novation_boot_quirk(struct usb_device *dev)806{807	/* preemptively set up the device because otherwise the808	 * raw MIDI endpoints are not active */809	usb_set_interface(dev, 0, 1);810	return 0;811}812 813/*814 * This call will put the synth in "USB send" mode, i.e it will send MIDI815 * messages through USB (this is disabled at startup). The synth will816 * acknowledge by sending a sysex on endpoint 0x85 and by displaying a USB817 * sign on its LCD. Values here are chosen based on sniffing USB traffic818 * under Windows.819 */820static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev)821{822	int err, actual_length;823	/* "midi send" enable */824	static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 };825	void *buf;826 827	if (usb_pipe_type_check(dev, usb_sndintpipe(dev, 0x05)))828		return -EINVAL;829	buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL);830	if (!buf)831		return -ENOMEM;832	err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf,833			ARRAY_SIZE(seq), &actual_length, 1000);834	kfree(buf);835	if (err < 0)836		return err;837 838	return 0;839}840 841/*842 * Some sound cards from Native Instruments are in fact compliant to the USB843 * audio standard of version 2 and other approved USB standards, even though844 * they come up as vendor-specific device when first connected.845 *846 * However, they can be told to come up with a new set of descriptors847 * upon their next enumeration, and the interfaces announced by the new848 * descriptors will then be handled by the kernel's class drivers. As the849 * product ID will also change, no further checks are required.850 */851 852static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev)853{854	int ret;855 856	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),857				  0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE,858				  1, 0, NULL, 0, 1000);859 860	if (ret < 0)861		return ret;862 863	usb_reset_device(dev);864 865	/* return -EAGAIN, so the creation of an audio interface for this866	 * temporary device is aborted. The device will reconnect with a867	 * new product ID */868	return -EAGAIN;869}870 871static void mbox2_setup_48_24_magic(struct usb_device *dev)872{873	u8 srate[3];874	u8 temp[12];875 876	/* Choose 48000Hz permanently */877	srate[0] = 0x80;878	srate[1] = 0xbb;879	srate[2] = 0x00;880 881	/* Send the magic! */882	snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),883		0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003);884	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),885		0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003);886	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),887		0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003);888	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),889		0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003);890	return;891}892 893/* Digidesign Mbox 2 needs to load firmware onboard894 * and driver must wait a few seconds for initialisation.895 */896 897#define MBOX2_FIRMWARE_SIZE    646898#define MBOX2_BOOT_LOADING     0x01 /* Hard coded into the device */899#define MBOX2_BOOT_READY       0x02 /* Hard coded into the device */900 901static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)902{903	struct usb_host_config *config = dev->actconfig;904	int err;905	u8 bootresponse[0x12];906	int fwsize;907	int count;908 909	fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength);910 911	if (fwsize != MBOX2_FIRMWARE_SIZE) {912		dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize);913		return -ENODEV;914	}915 916	dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n");917 918	count = 0;919	bootresponse[0] = MBOX2_BOOT_LOADING;920	while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) {921		msleep(500); /* 0.5 second delay */922		snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0),923			/* Control magic - load onboard firmware */924			0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012);925		if (bootresponse[0] == MBOX2_BOOT_READY)926			break;927		dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n");928		count++;929	}930 931	if (bootresponse[0] != MBOX2_BOOT_READY) {932		dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]);933		return -ENODEV;934	}935 936	dev_dbg(&dev->dev, "device initialised!\n");937 938	err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,939		&dev->descriptor, sizeof(dev->descriptor));940	config = dev->actconfig;941	if (err < 0)942		dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err);943 944	err = usb_reset_configuration(dev);945	if (err < 0)946		dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err);947	dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n",948		le16_to_cpu(get_cfg_desc(config)->wTotalLength));949 950	mbox2_setup_48_24_magic(dev);951 952	dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz");953 954	return 0; /* Successful boot */955}956 957static int snd_usb_axefx3_boot_quirk(struct usb_device *dev)958{959	int err;960 961	dev_dbg(&dev->dev, "Waiting for Axe-Fx III to boot up...\n");962 963	/* If the Axe-Fx III has not fully booted, it will timeout when trying964	 * to enable the audio streaming interface. A more generous timeout is965	 * used here to detect when the Axe-Fx III has finished booting as the966	 * set interface message will be acked once it has967	 */968	err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),969				USB_REQ_SET_INTERFACE, USB_RECIP_INTERFACE,970				1, 1, NULL, 0, 120000);971	if (err < 0) {972		dev_err(&dev->dev,973			"failed waiting for Axe-Fx III to boot: %d\n", err);974		return err;975	}976 977	dev_dbg(&dev->dev, "Axe-Fx III is now ready\n");978 979	err = usb_set_interface(dev, 1, 0);980	if (err < 0)981		dev_dbg(&dev->dev,982			"error stopping Axe-Fx III interface: %d\n", err);983 984	return 0;985}986 987static void mbox3_setup_defaults(struct usb_device *dev)988{989	/* The Mbox 3 is "little endian" */990	/* max volume is: 0x0000. */991	/* min volume is: 0x0080 (shown in little endian form) */992 993	u8 com_buff[2];994 995	/* Deactivate Tuner */996	/* on  = 0x01*/997	/* off = 0x00*/998	com_buff[0] = 0x00;999	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1000		0x01, 0x21, 0x0003, 0x2001, &com_buff, 1);1001 1002	/* Set clock source to Internal (as opposed to S/PDIF) */1003	/* Internal  = 0x01*/1004	/* S/PDIF    = 0x02*/1005	com_buff[0] = 0x01;1006	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1007			1, 0x21, 0x0100, 0x8001, &com_buff, 1);1008 1009	/* Mute the hardware loopbacks to start the device in a known state. */1010	com_buff[0] = 0x00;1011	com_buff[1] = 0x80;1012	/* Analogue input 1 left channel: */1013	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1014			1, 0x21, 0x0110, 0x4001, &com_buff, 2);1015	/* Analogue input 1 right channel: */1016	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1017			1, 0x21, 0x0111, 0x4001, &com_buff, 2);1018	/* Analogue input 2 left channel: */1019	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1020			1, 0x21, 0x0114, 0x4001, &com_buff, 2);1021	/* Analogue input 2 right channel: */1022	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1023			1, 0x21, 0x0115, 0x4001, &com_buff, 2);1024	/* Analogue input 3 left channel: */1025	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1026			1, 0x21, 0x0118, 0x4001, &com_buff, 2);1027	/* Analogue input 3 right channel: */1028	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1029			1, 0x21, 0x0119, 0x4001, &com_buff, 2);1030	/* Analogue input 4 left channel: */1031	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1032			1, 0x21, 0x011c, 0x4001, &com_buff, 2);1033	/* Analogue input 4 right channel: */1034	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1035			1, 0x21, 0x011d, 0x4001, &com_buff, 2);1036 1037	/* Set software sends to output */1038	com_buff[0] = 0x00;1039	com_buff[1] = 0x00;1040	/* Analogue software return 1 left channel: */1041	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1042			1, 0x21, 0x0100, 0x4001, &com_buff, 2);1043	com_buff[0] = 0x00;1044	com_buff[1] = 0x80;1045	/* Analogue software return 1 right channel: */1046	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1047			1, 0x21, 0x0101, 0x4001, &com_buff, 2);1048	com_buff[0] = 0x00;1049	com_buff[1] = 0x80;1050	/* Analogue software return 2 left channel: */1051	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1052			1, 0x21, 0x0104, 0x4001, &com_buff, 2);1053	com_buff[0] = 0x00;1054	com_buff[1] = 0x00;1055	/* Analogue software return 2 right channel: */1056	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1057			1, 0x21, 0x0105, 0x4001, &com_buff, 2);1058 1059	com_buff[0] = 0x00;1060	com_buff[1] = 0x80;1061	/* Analogue software return 3 left channel: */1062	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1063			1, 0x21, 0x0108, 0x4001, &com_buff, 2);1064	/* Analogue software return 3 right channel: */1065	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1066			1, 0x21, 0x0109, 0x4001, &com_buff, 2);1067	/* Analogue software return 4 left channel: */1068	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1069			1, 0x21, 0x010c, 0x4001, &com_buff, 2);1070	/* Analogue software return 4 right channel: */1071	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1072			1, 0x21, 0x010d, 0x4001, &com_buff, 2);1073 1074	/* Return to muting sends */1075	com_buff[0] = 0x00;1076	com_buff[1] = 0x80;1077	/* Analogue fx return left channel: */1078	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1079			1, 0x21, 0x0120, 0x4001, &com_buff, 2);1080	/* Analogue fx return right channel: */1081	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1082			1, 0x21, 0x0121, 0x4001, &com_buff, 2);1083 1084	/* Analogue software input 1 fx send: */1085	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1086			1, 0x21, 0x0100, 0x4201, &com_buff, 2);1087	/* Analogue software input 2 fx send: */1088	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1089			1, 0x21, 0x0101, 0x4201, &com_buff, 2);1090	/* Analogue software input 3 fx send: */1091	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1092			1, 0x21, 0x0102, 0x4201, &com_buff, 2);1093	/* Analogue software input 4 fx send: */1094	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1095			1, 0x21, 0x0103, 0x4201, &com_buff, 2);1096	/* Analogue input 1 fx send: */1097	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1098			1, 0x21, 0x0104, 0x4201, &com_buff, 2);1099	/* Analogue input 2 fx send: */1100	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1101			1, 0x21, 0x0105, 0x4201, &com_buff, 2);1102	/* Analogue input 3 fx send: */1103	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1104			1, 0x21, 0x0106, 0x4201, &com_buff, 2);1105	/* Analogue input 4 fx send: */1106	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1107			1, 0x21, 0x0107, 0x4201, &com_buff, 2);1108 1109	/* Toggle allowing host control */1110	/* Not needed1111	com_buff[0] = 0x02;1112	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1113			3, 0x21, 0x0000, 0x2001, &com_buff, 1);1114	 */1115 1116	/* Do not dim fx returns */1117	com_buff[0] = 0x00;1118	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1119			3, 0x21, 0x0002, 0x2001, &com_buff, 1);1120 1121	/* Do not set fx returns to mono */1122	com_buff[0] = 0x00;1123	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1124			3, 0x21, 0x0001, 0x2001, &com_buff, 1);1125 1126	/* Mute the S/PDIF hardware loopback1127	 * same odd volume logic here as above1128	 */1129	com_buff[0] = 0x00;1130	com_buff[1] = 0x80;1131	/* S/PDIF hardware input 1 left channel */1132	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1133			1, 0x21, 0x0112, 0x4001, &com_buff, 2);1134	/* S/PDIF hardware input 1 right channel */1135	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1136			1, 0x21, 0x0113, 0x4001, &com_buff, 2);1137	/* S/PDIF hardware input 2 left channel */1138	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1139			1, 0x21, 0x0116, 0x4001, &com_buff, 2);1140	/* S/PDIF hardware input 2 right channel */1141	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1142			1, 0x21, 0x0117, 0x4001, &com_buff, 2);1143	/* S/PDIF hardware input 3 left channel */1144	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1145			1, 0x21, 0x011a, 0x4001, &com_buff, 2);1146	/* S/PDIF hardware input 3 right channel */1147	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1148			1, 0x21, 0x011b, 0x4001, &com_buff, 2);1149	/* S/PDIF hardware input 4 left channel */1150	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1151			1, 0x21, 0x011e, 0x4001, &com_buff, 2);1152	/* S/PDIF hardware input 4 right channel */1153	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1154			1, 0x21, 0x011f, 0x4001, &com_buff, 2);1155	/* S/PDIF software return 1 left channel */1156	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1157			1, 0x21, 0x0102, 0x4001, &com_buff, 2);1158	/* S/PDIF software return 1 right channel */1159	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1160			1, 0x21, 0x0103, 0x4001, &com_buff, 2);1161	/* S/PDIF software return 2 left channel */1162	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1163			1, 0x21, 0x0106, 0x4001, &com_buff, 2);1164	/* S/PDIF software return 2 right channel */1165	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1166			1, 0x21, 0x0107, 0x4001, &com_buff, 2);1167 1168	com_buff[0] = 0x00;1169	com_buff[1] = 0x00;1170	/* S/PDIF software return 3 left channel */1171	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1172			1, 0x21, 0x010a, 0x4001, &com_buff, 2);1173 1174	com_buff[0] = 0x00;1175	com_buff[1] = 0x80;1176	/* S/PDIF software return 3 right channel */1177	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1178			1, 0x21, 0x010b, 0x4001, &com_buff, 2);1179	/* S/PDIF software return 4 left channel */1180	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1181			1, 0x21, 0x010e, 0x4001, &com_buff, 2);1182 1183	com_buff[0] = 0x00;1184	com_buff[1] = 0x00;1185	/* S/PDIF software return 4 right channel */1186	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1187			1, 0x21, 0x010f, 0x4001, &com_buff, 2);1188 1189	com_buff[0] = 0x00;1190	com_buff[1] = 0x80;1191	/* S/PDIF fx returns left channel */1192	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1193			1, 0x21, 0x0122, 0x4001, &com_buff, 2);1194	/* S/PDIF fx returns right channel */1195	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1196			1, 0x21, 0x0123, 0x4001, &com_buff, 2);1197 1198	/* Set the dropdown "Effect" to the first option */1199	/* Room1  = 0x00 */1200	/* Room2  = 0x01 */1201	/* Room3  = 0x02 */1202	/* Hall 1 = 0x03 */1203	/* Hall 2 = 0x04 */1204	/* Plate  = 0x05 */1205	/* Delay  = 0x06 */1206	/* Echo   = 0x07 */1207	com_buff[0] = 0x00;1208	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1209			1, 0x21, 0x0200, 0x4301, &com_buff, 1);	/* max is 0xff */1210	/* min is 0x00 */1211 1212 1213	/* Set the effect duration to 0 */1214	/* max is 0xffff */1215	/* min is 0x0000 */1216	com_buff[0] = 0x00;1217	com_buff[1] = 0x00;1218	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1219			1, 0x21, 0x0400, 0x4301, &com_buff, 2);1220 1221	/* Set the effect volume and feedback to 0 */1222	/* max is 0xff */1223	/* min is 0x00 */1224	com_buff[0] = 0x00;1225	/* feedback: */1226	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1227			1, 0x21, 0x0500, 0x4301, &com_buff, 1);1228	/* volume: */1229	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1230			1, 0x21, 0x0300, 0x4301, &com_buff, 1);1231 1232	/* Set soft button hold duration */1233	/* 0x03 = 250ms */1234	/* 0x05 = 500ms DEFAULT */1235	/* 0x08 = 750ms */1236	/* 0x0a = 1sec */1237	com_buff[0] = 0x05;1238	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1239			3, 0x21, 0x0005, 0x2001, &com_buff, 1);1240 1241	/* Use dim LEDs for button of state */1242	com_buff[0] = 0x00;1243	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1244			3, 0x21, 0x0004, 0x2001, &com_buff, 1);1245}1246 1247#define MBOX3_DESCRIPTOR_SIZE	4641248 1249static int snd_usb_mbox3_boot_quirk(struct usb_device *dev)1250{1251	struct usb_host_config *config = dev->actconfig;1252	int err;1253	int descriptor_size;1254 1255	descriptor_size = le16_to_cpu(get_cfg_desc(config)->wTotalLength);1256 1257	if (descriptor_size != MBOX3_DESCRIPTOR_SIZE) {1258		dev_err(&dev->dev, "MBOX3: Invalid descriptor size=%d.\n", descriptor_size);1259		return -ENODEV;1260	}1261 1262	dev_dbg(&dev->dev, "MBOX3: device initialised!\n");1263 1264	err = usb_get_descriptor(dev, USB_DT_DEVICE, 0,1265		&dev->descriptor, sizeof(dev->descriptor));1266	config = dev->actconfig;1267	if (err < 0)1268		dev_dbg(&dev->dev, "MBOX3: error usb_get_descriptor: %d\n", err);1269 1270	err = usb_reset_configuration(dev);1271	if (err < 0)1272		dev_dbg(&dev->dev, "MBOX3: error usb_reset_configuration: %d\n", err);1273 1274	dev_dbg(&dev->dev, "MBOX3: new boot length = %d\n",1275		le16_to_cpu(get_cfg_desc(config)->wTotalLength));1276 1277	mbox3_setup_defaults(dev);1278	dev_info(&dev->dev, "MBOX3: Initialized.");1279 1280	return 0; /* Successful boot */1281}1282 1283#define MICROBOOK_BUF_SIZE 1281284 1285static int snd_usb_motu_microbookii_communicate(struct usb_device *dev, u8 *buf,1286						int buf_size, int *length)1287{1288	int err, actual_length;1289 1290	if (usb_pipe_type_check(dev, usb_sndintpipe(dev, 0x01)))1291		return -EINVAL;1292	err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x01), buf, *length,1293				&actual_length, 1000);1294	if (err < 0)1295		return err;1296 1297	print_hex_dump(KERN_DEBUG, "MicroBookII snd: ", DUMP_PREFIX_NONE, 16, 1,1298		       buf, actual_length, false);1299 1300	memset(buf, 0, buf_size);1301 1302	if (usb_pipe_type_check(dev, usb_rcvintpipe(dev, 0x82)))1303		return -EINVAL;1304	err = usb_interrupt_msg(dev, usb_rcvintpipe(dev, 0x82), buf, buf_size,1305				&actual_length, 1000);1306	if (err < 0)1307		return err;1308 1309	print_hex_dump(KERN_DEBUG, "MicroBookII rcv: ", DUMP_PREFIX_NONE, 16, 1,1310		       buf, actual_length, false);1311 1312	*length = actual_length;1313	return 0;1314}1315 1316static int snd_usb_motu_microbookii_boot_quirk(struct usb_device *dev)1317{1318	int err, actual_length, poll_attempts = 0;1319	static const u8 set_samplerate_seq[] = { 0x00, 0x00, 0x00, 0x00,1320						 0x00, 0x00, 0x0b, 0x14,1321						 0x00, 0x00, 0x00, 0x01 };1322	static const u8 poll_ready_seq[] = { 0x00, 0x04, 0x00, 0x00,1323					     0x00, 0x00, 0x0b, 0x18 };1324	u8 *buf = kzalloc(MICROBOOK_BUF_SIZE, GFP_KERNEL);1325 1326	if (!buf)1327		return -ENOMEM;1328 1329	dev_info(&dev->dev, "Waiting for MOTU Microbook II to boot up...\n");1330 1331	/* First we tell the device which sample rate to use. */1332	memcpy(buf, set_samplerate_seq, sizeof(set_samplerate_seq));1333	actual_length = sizeof(set_samplerate_seq);1334	err = snd_usb_motu_microbookii_communicate(dev, buf, MICROBOOK_BUF_SIZE,1335						   &actual_length);1336 1337	if (err < 0) {1338		dev_err(&dev->dev,1339			"failed setting the sample rate for Motu MicroBook II: %d\n",1340			err);1341		goto free_buf;1342	}1343 1344	/* Then we poll every 100 ms until the device informs of its readiness. */1345	while (true) {1346		if (++poll_attempts > 100) {1347			dev_err(&dev->dev,1348				"failed booting Motu MicroBook II: timeout\n");1349			err = -ENODEV;1350			goto free_buf;1351		}1352 1353		memset(buf, 0, MICROBOOK_BUF_SIZE);1354		memcpy(buf, poll_ready_seq, sizeof(poll_ready_seq));1355 1356		actual_length = sizeof(poll_ready_seq);1357		err = snd_usb_motu_microbookii_communicate(1358			dev, buf, MICROBOOK_BUF_SIZE, &actual_length);1359		if (err < 0) {1360			dev_err(&dev->dev,1361				"failed booting Motu MicroBook II: communication error %d\n",1362				err);1363			goto free_buf;1364		}1365 1366		/* the device signals its readiness through a message of the1367		 * form1368		 *           XX 06 00 00 00 00 0b 18  00 00 00 011369		 * If the device is not yet ready to accept audio data, the1370		 * last byte of that sequence is 00.1371		 */1372		if (actual_length == 12 && buf[actual_length - 1] == 1)1373			break;1374 1375		msleep(100);1376	}1377 1378	dev_info(&dev->dev, "MOTU MicroBook II ready\n");1379 1380free_buf:1381	kfree(buf);1382	return err;1383}1384 1385static int snd_usb_motu_m_series_boot_quirk(struct usb_device *dev)1386{1387	msleep(4000);1388 1389	return 0;1390}1391 1392static int snd_usb_rme_digiface_boot_quirk(struct usb_device *dev)1393{1394	/* Disable mixer, internal clock, all outputs ADAT, 48kHz, TMS off */1395	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1396			16, 0x40, 0x2410, 0x7fff, NULL, 0);1397	snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1398			18, 0x40, 0x0104, 0xffff, NULL, 0);1399 1400	/* Disable loopback for all inputs */1401	for (int ch = 0; ch < 32; ch++)1402		snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1403				22, 0x40, 0x400, ch, NULL, 0);1404 1405	/* Unity gain for all outputs */1406	for (int ch = 0; ch < 34; ch++)1407		snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0),1408				21, 0x40, 0x9000, 0x100 + ch, NULL, 0);1409 1410	return 0;1411}1412 1413/*1414 * Setup quirks1415 */1416#define MAUDIO_SET		0x01 /* parse device_setup */1417#define MAUDIO_SET_COMPATIBLE	0x80 /* use only "win-compatible" interfaces */1418#define MAUDIO_SET_DTS		0x02 /* enable DTS Digital Output */1419#define MAUDIO_SET_96K		0x04 /* 48-96kHz rate if set, 8-48kHz otherwise */1420#define MAUDIO_SET_24B		0x08 /* 24bits sample if set, 16bits otherwise */1421#define MAUDIO_SET_DI		0x10 /* enable Digital Input */1422#define MAUDIO_SET_MASK		0x1f /* bit mask for setup value */1423#define MAUDIO_SET_24B_48K_DI	 0x19 /* 24bits+48kHz+Digital Input */1424#define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48kHz+No Digital Input */1425#define MAUDIO_SET_16B_48K_DI	 0x11 /* 16bits+48kHz+Digital Input */1426#define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48kHz+No Digital Input */1427 1428static int quattro_skip_setting_quirk(struct snd_usb_audio *chip,1429				      int iface, int altno)1430{1431	/* Reset ALL ifaces to 0 altsetting.1432	 * Call it for every possible altsetting of every interface.1433	 */1434	usb_set_interface(chip->dev, iface, 0);1435	if (chip->setup & MAUDIO_SET) {1436		if (chip->setup & MAUDIO_SET_COMPATIBLE) {1437			if (iface != 1 && iface != 2)1438				return 1; /* skip all interfaces but 1 and 2 */1439		} else {1440			unsigned int mask;1441			if (iface == 1 || iface == 2)1442				return 1; /* skip interfaces 1 and 2 */1443			if ((chip->setup & MAUDIO_SET_96K) && altno != 1)1444				return 1; /* skip this altsetting */1445			mask = chip->setup & MAUDIO_SET_MASK;1446			if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)1447				return 1; /* skip this altsetting */1448			if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)1449				return 1; /* skip this altsetting */1450			if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4)1451				return 1; /* skip this altsetting */1452		}1453	}1454	usb_audio_dbg(chip,1455		    "using altsetting %d for interface %d config %d\n",1456		    altno, iface, chip->setup);1457	return 0; /* keep this altsetting */1458}1459 1460static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip,1461					 int iface,1462					 int altno)1463{1464	/* Reset ALL ifaces to 0 altsetting.1465	 * Call it for every possible altsetting of every interface.1466	 */1467	usb_set_interface(chip->dev, iface, 0);1468 1469	if (chip->setup & MAUDIO_SET) {1470		unsigned int mask;1471		if ((chip->setup & MAUDIO_SET_DTS) && altno != 6)1472			return 1; /* skip this altsetting */1473		if ((chip->setup & MAUDIO_SET_96K) && altno != 1)1474			return 1; /* skip this altsetting */1475		mask = chip->setup & MAUDIO_SET_MASK;1476		if (mask == MAUDIO_SET_24B_48K_DI && altno != 2)1477			return 1; /* skip this altsetting */1478		if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3)1479			return 1; /* skip this altsetting */1480		if (mask == MAUDIO_SET_16B_48K_DI && altno != 4)1481			return 1; /* skip this altsetting */1482		if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5)1483			return 1; /* skip this altsetting */1484	}1485 1486	return 0; /* keep this altsetting */1487}1488 1489static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip,1490					   int iface, int altno)1491{1492	/* Reset ALL ifaces to 0 altsetting.1493	 * Call it for every possible altsetting of every interface.1494	 */1495	usb_set_interface(chip->dev, iface, 0);1496 1497	/* possible configuration where both inputs and only one output is1498	 *used is not supported by the current setup1499	 */1500	if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) {1501		if (chip->setup & MAUDIO_SET_96K) {1502			if (altno != 3 && altno != 6)1503				return 1;1504		} else if (chip->setup & MAUDIO_SET_DI) {1505			if (iface == 4)1506				return 1; /* no analog input */1507			if (altno != 2 && altno != 5)1508				return 1; /* enable only altsets 2 and 5 */1509		} else {1510			if (iface == 5)1511				return 1; /* disable digialt input */1512			if (altno != 2 && altno != 5)1513				return 1; /* enalbe only altsets 2 and 5 */1514		}1515	} else {1516		/* keep only 16-Bit mode */1517		if (altno != 1)1518			return 1;1519	}1520 1521	usb_audio_dbg(chip,1522		    "using altsetting %d for interface %d config %d\n",1523		    altno, iface, chip->setup);1524	return 0; /* keep this altsetting */1525}1526 1527static int s1810c_skip_setting_quirk(struct snd_usb_audio *chip,1528					   int iface, int altno)1529{1530	/*1531	 * Altno settings:1532	 *1533	 * Playback (Interface 1):1534	 * 1: 6 Analog + 2 S/PDIF1535	 * 2: 6 Analog + 2 S/PDIF1536	 * 3: 6 Analog1537	 *1538	 * Capture (Interface 2):1539	 * 1: 8 Analog + 2 S/PDIF + 8 ADAT1540	 * 2: 8 Analog + 2 S/PDIF + 4 ADAT1541	 * 3: 8 Analog1542	 */1543 1544	/*1545	 * I'll leave 2 as the default one and1546	 * use device_setup to switch to the1547	 * other two.1548	 */1549	if ((chip->setup == 0 || chip->setup > 2) && altno != 2)1550		return 1;1551	else if (chip->setup == 1 && altno != 1)1552		return 1;1553	else if (chip->setup == 2 && altno != 3)1554		return 1;1555 1556	return 0;1557}1558 1559int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,1560				  int iface,1561				  int altno)1562{1563	/* audiophile usb: skip altsets incompatible with device_setup */1564	if (chip->usb_id == USB_ID(0x0763, 0x2003))1565		return audiophile_skip_setting_quirk(chip, iface, altno);1566	/* quattro usb: skip altsets incompatible with device_setup */1567	if (chip->usb_id == USB_ID(0x0763, 0x2001))1568		return quattro_skip_setting_quirk(chip, iface, altno);1569	/* fasttrackpro usb: skip altsets incompatible with device_setup */1570	if (chip->usb_id == USB_ID(0x0763, 0x2012))1571		return fasttrackpro_skip_setting_quirk(chip, iface, altno);1572	/* presonus studio 1810c: skip altsets incompatible with device_setup */1573	if (chip->usb_id == USB_ID(0x194f, 0x010c))1574		return s1810c_skip_setting_quirk(chip, iface, altno);1575 1576 1577	return 0;1578}1579 1580int snd_usb_apply_boot_quirk(struct usb_device *dev,1581			     struct usb_interface *intf,1582			     const struct snd_usb_audio_quirk *quirk,1583			     unsigned int id)1584{1585	switch (id) {1586	case USB_ID(0x041e, 0x3000):1587		/* SB Extigy needs special boot-up sequence */1588		/* if more models come, this will go to the quirk list. */1589		return snd_usb_extigy_boot_quirk(dev, intf);1590 1591	case USB_ID(0x041e, 0x3020):1592		/* SB Audigy 2 NX needs its own boot-up magic, too */1593		return snd_usb_audigy2nx_boot_quirk(dev);1594 1595	case USB_ID(0x10f5, 0x0200):1596		/* C-Media CM106 / Turtle Beach Audio Advantage Roadie */1597		return snd_usb_cm106_boot_quirk(dev);1598 1599	case USB_ID(0x0d8c, 0x0102):1600		/* C-Media CM6206 / CM106-Like Sound Device */1601	case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */1602		return snd_usb_cm6206_boot_quirk(dev);1603 1604	case USB_ID(0x0dba, 0x3000):1605		/* Digidesign Mbox 2 */1606		return snd_usb_mbox2_boot_quirk(dev);1607	case USB_ID(0x0dba, 0x5000):1608		/* Digidesign Mbox 3 */1609		return snd_usb_mbox3_boot_quirk(dev);1610 1611 1612	case USB_ID(0x1235, 0x0010): /* Focusrite Novation Saffire 6 USB */1613	case USB_ID(0x1235, 0x0018): /* Focusrite Novation Twitch */1614		return snd_usb_novation_boot_quirk(dev);1615 1616	case USB_ID(0x133e, 0x0815):1617		/* Access Music VirusTI Desktop */1618		return snd_usb_accessmusic_boot_quirk(dev);1619 1620	case USB_ID(0x17cc, 0x1000): /* Komplete Audio 6 */1621	case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */1622	case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */1623		return snd_usb_nativeinstruments_boot_quirk(dev);1624	case USB_ID(0x0763, 0x2012):  /* M-Audio Fast Track Pro USB */1625		return snd_usb_fasttrackpro_boot_quirk(dev);1626	case USB_ID(0x047f, 0xc010): /* Plantronics Gamecom 780 */1627		return snd_usb_gamecon780_boot_quirk(dev);1628	case USB_ID(0x2466, 0x8010): /* Fractal Audio Axe-Fx 3 */1629		return snd_usb_axefx3_boot_quirk(dev);1630	case USB_ID(0x07fd, 0x0004): /* MOTU MicroBook II */1631		/*1632		 * For some reason interface 3 with vendor-spec class is1633		 * detected on MicroBook IIc.1634		 */1635		if (get_iface_desc(intf->altsetting)->bInterfaceClass ==1636		    USB_CLASS_VENDOR_SPEC &&1637		    get_iface_desc(intf->altsetting)->bInterfaceNumber < 3)1638			return snd_usb_motu_microbookii_boot_quirk(dev);1639		break;1640	case USB_ID(0x2a39, 0x3f8c): /* RME Digiface USB */1641		return snd_usb_rme_digiface_boot_quirk(dev);1642	}1643 1644	return 0;1645}1646 1647int snd_usb_apply_boot_quirk_once(struct usb_device *dev,1648				  struct usb_interface *intf,1649				  const struct snd_usb_audio_quirk *quirk,1650				  unsigned int id)1651{1652	switch (id) {1653	case USB_ID(0x07fd, 0x0008): /* MOTU M Series, 1st hardware version */1654		return snd_usb_motu_m_series_boot_quirk(dev);1655	}1656 1657	return 0;1658}1659 1660/*1661 * check if the device uses big-endian samples1662 */1663int snd_usb_is_big_endian_format(struct snd_usb_audio *chip,1664				 const struct audioformat *fp)1665{1666	/* it depends on altsetting whether the device is big-endian or not */1667	switch (chip->usb_id) {1668	case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */1669		if (fp->altsetting == 2 || fp->altsetting == 3 ||1670			fp->altsetting == 5 || fp->altsetting == 6)1671			return 1;1672		break;1673	case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */1674		if (chip->setup == 0x00 ||1675			fp->altsetting == 1 || fp->altsetting == 2 ||1676			fp->altsetting == 3)1677			return 1;1678		break;1679	case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro */1680		if (fp->altsetting == 2 || fp->altsetting == 3 ||1681			fp->altsetting == 5 || fp->altsetting == 6)1682			return 1;1683		break;1684	}1685	return 0;1686}1687 1688/*1689 * For E-Mu 0404USB/0202USB/TrackerPre/0204 sample rate should be set for device,1690 * not for interface.1691 */1692 1693enum {1694	EMU_QUIRK_SR_44100HZ = 0,1695	EMU_QUIRK_SR_48000HZ,1696	EMU_QUIRK_SR_88200HZ,1697	EMU_QUIRK_SR_96000HZ,1698	EMU_QUIRK_SR_176400HZ,1699	EMU_QUIRK_SR_192000HZ1700};1701 1702static void set_format_emu_quirk(struct snd_usb_substream *subs,1703				 const struct audioformat *fmt)1704{1705	unsigned char emu_samplerate_id = 0;1706 1707	/* When capture is active1708	 * sample rate shouldn't be changed1709	 * by playback substream1710	 */1711	if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) {1712		if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].cur_audiofmt)1713			return;1714	}1715 1716	switch (fmt->rate_min) {1717	case 48000:1718		emu_samplerate_id = EMU_QUIRK_SR_48000HZ;1719		break;1720	case 88200:1721		emu_samplerate_id = EMU_QUIRK_SR_88200HZ;1722		break;1723	case 96000:1724		emu_samplerate_id = EMU_QUIRK_SR_96000HZ;1725		break;1726	case 176400:1727		emu_samplerate_id = EMU_QUIRK_SR_176400HZ;1728		break;1729	case 192000:1730		emu_samplerate_id = EMU_QUIRK_SR_192000HZ;1731		break;1732	default:1733		emu_samplerate_id = EMU_QUIRK_SR_44100HZ;1734		break;1735	}1736	snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id);1737	subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0;1738}1739 1740static int pioneer_djm_set_format_quirk(struct snd_usb_substream *subs,1741					u16 windex)1742{1743	unsigned int cur_rate = subs->data_endpoint->cur_rate;1744	u8 sr[3];1745	// Convert to little endian1746	sr[0] = cur_rate & 0xff;1747	sr[1] = (cur_rate >> 8) & 0xff;1748	sr[2] = (cur_rate >> 16) & 0xff;1749	usb_set_interface(subs->dev, 0, 1);1750	// we should derive windex from fmt-sync_ep but it's not set1751	snd_usb_ctl_msg(subs->stream->chip->dev,1752		usb_sndctrlpipe(subs->stream->chip->dev, 0),1753		0x01, 0x22, 0x0100, windex, &sr, 0x0003);1754	return 0;1755}1756 1757static void mbox3_set_format_quirk(struct snd_usb_substream *subs,1758				const struct audioformat *fmt)1759{1760	__le32 buff4 = 0;1761	u8 buff1 = 0x01;1762	u32 new_rate = subs->data_endpoint->cur_rate;1763	u32 current_rate;1764 1765	// Get current rate from card and check if changing it is needed1766	snd_usb_ctl_msg(subs->dev, usb_rcvctrlpipe(subs->dev, 0),1767					0x01, 0x21 | USB_DIR_IN, 0x0100, 0x8101, &buff4, 4);1768	current_rate = le32_to_cpu(buff4);1769	dev_dbg(&subs->dev->dev,1770			 "MBOX3: Current configured sample rate: %d", current_rate);1771	if (current_rate == new_rate) {1772		dev_dbg(&subs->dev->dev,1773			"MBOX3: No change needed (current rate:%d == new rate:%d)",1774			current_rate, new_rate);1775		return;1776	}1777 1778	// Set new rate1779	dev_info(&subs->dev->dev,1780			 "MBOX3: Changing sample rate to: %d", new_rate);1781	buff4 = cpu_to_le32(new_rate);1782	snd_usb_ctl_msg(subs->dev, usb_sndctrlpipe(subs->dev, 0),1783					0x01, 0x21, 0x0100, 0x8101, &buff4, 4);1784 1785	// Set clock source to Internal1786	snd_usb_ctl_msg(subs->dev, usb_sndctrlpipe(subs->dev, 0),1787					0x01, 0x21, 0x0100, 0x8001, &buff1, 1);1788 1789	// Check whether the change was successful1790	buff4 = 0;1791	snd_usb_ctl_msg(subs->dev, usb_rcvctrlpipe(subs->dev, 0),1792					0x01, 0x21 | USB_DIR_IN, 0x0100, 0x8101, &buff4, 4);1793	if (new_rate != le32_to_cpu(buff4))1794		dev_warn(&subs->dev->dev, "MBOX3: Couldn't set the sample rate");1795}1796 1797static const int rme_digiface_rate_table[] = {1798	32000, 44100, 48000, 0,1799	64000, 88200, 96000, 0,1800	128000, 176400, 192000, 0,1801};1802 1803static int rme_digiface_set_format_quirk(struct snd_usb_substream *subs)1804{1805	unsigned int cur_rate = subs->data_endpoint->cur_rate;1806	u16 val;1807	int speed_mode;1808	int id;1809 1810	for (id = 0; id < ARRAY_SIZE(rme_digiface_rate_table); id++) {1811		if (rme_digiface_rate_table[id] == cur_rate)1812			break;1813	}1814 1815	if (id >= ARRAY_SIZE(rme_digiface_rate_table))1816		return -EINVAL;1817 1818	/* 2, 3, 4 for 1x, 2x, 4x */1819	speed_mode = (id >> 2) + 2;1820	val = (id << 3) | (speed_mode << 12);1821 1822	/* Set the sample rate */1823	snd_usb_ctl_msg(subs->stream->chip->dev,1824		usb_sndctrlpipe(subs->stream->chip->dev, 0),1825		16, 0x40, val, 0x7078, NULL, 0);1826	return 0;1827}1828 1829void snd_usb_set_format_quirk(struct snd_usb_substream *subs,1830			      const struct audioformat *fmt)1831{1832	switch (subs->stream->chip->usb_id) {1833	case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */1834	case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */1835	case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */1836	case USB_ID(0x041e, 0x3f19): /* E-Mu 0204 USB */1837		set_format_emu_quirk(subs, fmt);1838		break;1839	case USB_ID(0x534d, 0x0021): /* MacroSilicon MS2100/MS2106 */1840	case USB_ID(0x534d, 0x2109): /* MacroSilicon MS2109 */1841		subs->stream_offset_adj = 2;1842		break;1843	case USB_ID(0x2b73, 0x0013): /* Pioneer DJM-450 */1844		pioneer_djm_set_format_quirk(subs, 0x0082);1845		break;1846	case USB_ID(0x08e4, 0x017f): /* Pioneer DJM-750 */1847	case USB_ID(0x08e4, 0x0163): /* Pioneer DJM-850 */1848		pioneer_djm_set_format_quirk(subs, 0x0086);1849		break;1850	case USB_ID(0x0dba, 0x5000):1851		mbox3_set_format_quirk(subs, fmt); /* Digidesign Mbox 3 */1852		break;1853	case USB_ID(0x2a39, 0x3f8c): /* RME Digiface USB */1854		rme_digiface_set_format_quirk(subs);1855		break;1856	}1857}1858 1859int snd_usb_select_mode_quirk(struct snd_usb_audio *chip,1860			      const struct audioformat *fmt)1861{1862	struct usb_device *dev = chip->dev;1863	int err;1864 1865	if (chip->quirk_flags & QUIRK_FLAG_ITF_USB_DSD_DAC) {1866		/* First switch to alt set 0, otherwise the mode switch cmd1867		 * will not be accepted by the DAC1868		 */1869		err = usb_set_interface(dev, fmt->iface, 0);1870		if (err < 0)1871			return err;1872 1873		msleep(20); /* Delay needed after setting the interface */1874 1875		/* Vendor mode switch cmd is required. */1876		if (fmt->formats & SNDRV_PCM_FMTBIT_DSD_U32_BE) {1877			/* DSD mode (DSD_U32) requested */1878			err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,1879					      USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,1880					      1, 1, NULL, 0);1881			if (err < 0)1882				return err;1883 1884		} else {1885			/* PCM or DOP mode (S32) requested */1886			/* PCM mode (S16) requested */1887			err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0,1888					      USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE,1889					      0, 1, NULL, 0);1890			if (err < 0)1891				return err;1892 1893		}1894		msleep(20);1895	}1896	return 0;1897}1898 1899void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep)1900{1901	/*1902	 * "Playback Design" products send bogus feedback data at the start1903	 * of the stream. Ignore them.1904	 */1905	if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba &&1906	    ep->type == SND_USB_ENDPOINT_TYPE_SYNC)1907		ep->skip_packets = 4;1908 1909	/*1910	 * M-Audio Fast Track C400/C600 - when packets are not skipped, real1911	 * world latency varies by approx. +/- 50 frames (at 96kHz) each time1912	 * the stream is (re)started. When skipping packets 16 at endpoint1913	 * start up, the real world latency is stable within +/- 1 frame (also1914	 * across power cycles).1915	 */1916	if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) ||1917	     ep->chip->usb_id == USB_ID(0x0763, 0x2031)) &&1918	    ep->type == SND_USB_ENDPOINT_TYPE_DATA)1919		ep->skip_packets = 16;1920 1921	/* Work around devices that report unreasonable feedback data */1922	if ((ep->chip->usb_id == USB_ID(0x0644, 0x8038) ||  /* TEAC UD-H01 */1923	     ep->chip->usb_id == USB_ID(0x1852, 0x5034)) && /* T+A Dac8 */1924	    ep->syncmaxsize == 4)1925		ep->tenor_fb_quirk = 1;1926}1927 1928/* quirk applied after snd_usb_ctl_msg(); not applied during boot quirks */1929void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,1930			   __u8 request, __u8 requesttype, __u16 value,1931			   __u16 index, void *data, __u16 size)1932{1933	struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev);1934 1935	if (!chip || (requesttype & USB_TYPE_MASK) != USB_TYPE_CLASS)1936		return;1937 1938	if (chip->quirk_flags & QUIRK_FLAG_CTL_MSG_DELAY)1939		msleep(20);1940	else if (chip->quirk_flags & QUIRK_FLAG_CTL_MSG_DELAY_1M)1941		usleep_range(1000, 2000);1942	else if (chip->quirk_flags & QUIRK_FLAG_CTL_MSG_DELAY_5M)1943		usleep_range(5000, 6000);1944}1945 1946/*1947 * snd_usb_interface_dsd_format_quirks() is called from format.c to1948 * augment the PCM format bit-field for DSD types. The UAC standards1949 * don't have a designated bit field to denote DSD-capable interfaces,1950 * hence all hardware that is known to support this format has to be1951 * listed here.1952 */1953u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,1954					struct audioformat *fp,1955					unsigned int sample_bytes)1956{1957	struct usb_interface *iface;1958 1959	/* Playback Designs */1960	if (USB_ID_VENDOR(chip->usb_id) == 0x23ba &&1961	    USB_ID_PRODUCT(chip->usb_id) < 0x0110) {1962		switch (fp->altsetting) {1963		case 1:1964			fp->dsd_dop = true;1965			return SNDRV_PCM_FMTBIT_DSD_U16_LE;1966		case 2:1967			fp->dsd_bitrev = true;1968			return SNDRV_PCM_FMTBIT_DSD_U8;1969		case 3:1970			fp->dsd_bitrev = true;1971			return SNDRV_PCM_FMTBIT_DSD_U16_LE;1972		}1973	}1974 1975	/* XMOS based USB DACs */1976	switch (chip->usb_id) {1977	case USB_ID(0x139f, 0x5504): /* Nagra DAC */1978	case USB_ID(0x20b1, 0x3089): /* Mola-Mola DAC */1979	case USB_ID(0x2522, 0x0007): /* LH Labs Geek Out 1V5 */1980	case USB_ID(0x2522, 0x0009): /* LH Labs Geek Pulse X Inifinity 2V0 */1981	case USB_ID(0x2522, 0x0012): /* LH Labs VI DAC Infinity */1982	case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */1983		if (fp->altsetting == 2)1984			return SNDRV_PCM_FMTBIT_DSD_U32_BE;1985		break;1986 1987	case USB_ID(0x0d8c, 0x0316): /* Hegel HD12 DSD */1988	case USB_ID(0x10cb, 0x0103): /* The Bit Opus #3; with fp->dsd_raw */1989	case USB_ID(0x16d0, 0x06b2): /* NuPrime DAC-10 */1990	case USB_ID(0x16d0, 0x06b4): /* NuPrime Audio HD-AVP/AVA */1991	case USB_ID(0x16d0, 0x0733): /* Furutech ADL Stratos */1992	case USB_ID(0x16d0, 0x09d8): /* NuPrime IDA-8 */1993	case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */1994	case USB_ID(0x16d0, 0x09dd): /* Encore mDSD */1995	case USB_ID(0x1db5, 0x0003): /* Bryston BDA3 */1996	case USB_ID(0x20a0, 0x4143): /* WaveIO USB Audio 2.0 */1997	case USB_ID(0x22e1, 0xca01): /* HDTA Serenade DSD */1998	case USB_ID(0x249c, 0x9326): /* M2Tech Young MkIII */1999	case USB_ID(0x2616, 0x0106): /* PS Audio NuWave DAC */2000	case USB_ID(0x2622, 0x0041): /* Audiolab M-DAC+ */2001	case USB_ID(0x278b, 0x5100): /* Rotel RC-1590 */2002	case USB_ID(0x27f7, 0x3002): /* W4S DAC-2v2SE */2003	case USB_ID(0x29a2, 0x0086): /* Mutec MC3+ USB */2004	case USB_ID(0x6b42, 0x0042): /* MSB Technology */2005		if (fp->altsetting == 3)2006			return SNDRV_PCM_FMTBIT_DSD_U32_BE;2007		break;2008 2009	/* Amanero Combo384 USB based DACs with native DSD support */2010	case USB_ID(0x16d0, 0x071a):  /* Amanero - Combo384 */2011		if (fp->altsetting == 2) {2012			switch (le16_to_cpu(chip->dev->descriptor.bcdDevice)) {2013			case 0x199:2014				return SNDRV_PCM_FMTBIT_DSD_U32_LE;2015			case 0x19b:2016			case 0x203:2017				return SNDRV_PCM_FMTBIT_DSD_U32_BE;2018			default:2019				break;2020			}2021		}2022		break;2023	case USB_ID(0x16d0, 0x0a23):2024		if (fp->altsetting == 2)2025			return SNDRV_PCM_FMTBIT_DSD_U32_BE;2026		break;2027 2028	default:2029		break;2030	}2031 2032	/* ITF-USB DSD based DACs */2033	if (chip->quirk_flags & QUIRK_FLAG_ITF_USB_DSD_DAC) {2034		iface = usb_ifnum_to_if(chip->dev, fp->iface);2035 2036		/* Altsetting 2 support native DSD if the num of altsets is2037		 * three (0-2),2038		 * Altsetting 3 support native DSD if the num of altsets is2039		 * four (0-3).2040		 */2041		if (fp->altsetting == iface->num_altsetting - 1)2042			return SNDRV_PCM_FMTBIT_DSD_U32_BE;2043	}2044 2045	/* Mostly generic method to detect many DSD-capable implementations */2046	if ((chip->quirk_flags & QUIRK_FLAG_DSD_RAW) && fp->dsd_raw)2047		return SNDRV_PCM_FMTBIT_DSD_U32_BE;2048 2049	return 0;2050}2051 2052void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip,2053					  struct audioformat *fp,2054					  int stream)2055{2056	switch (chip->usb_id) {2057	case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */2058		/* Optoplay sets the sample rate attribute although2059		 * it seems not supporting it in fact.2060		 */2061		fp->attributes &= ~UAC_EP_CS_ATTR_SAMPLE_RATE;2062		break;2063	case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */2064	case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */2065		/* doesn't set the sample rate attribute, but supports it */2066		fp->attributes |= UAC_EP_CS_ATTR_SAMPLE_RATE;2067		break;2068	case USB_ID(0x0763, 0x2001):  /* M-Audio Quattro USB */2069	case USB_ID(0x0763, 0x2012):  /* M-Audio Fast Track Pro USB */2070	case USB_ID(0x047f, 0x0ca1): /* plantronics headset */2071	case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is2072					an older model 77d:223) */2073	/*2074	 * plantronics headset and Griffin iMic have set adaptive-in2075	 * although it's really not...2076	 */2077		fp->ep_attr &= ~USB_ENDPOINT_SYNCTYPE;2078		if (stream == SNDRV_PCM_STREAM_PLAYBACK)2079			fp->ep_attr |= USB_ENDPOINT_SYNC_ADAPTIVE;2080		else2081			fp->ep_attr |= USB_ENDPOINT_SYNC_SYNC;2082		break;2083	case USB_ID(0x07fd, 0x0004):  /* MOTU MicroBook IIc */2084		/*2085		 * MaxPacketsOnly attribute is erroneously set in endpoint2086		 * descriptors. As a result this card produces noise with2087		 * all sample rates other than 96 kHz.2088		 */2089		fp->attributes &= ~UAC_EP_CS_ATTR_FILL_MAX;2090		break;2091	case USB_ID(0x1224, 0x2a25):  /* Jieli Technology USB PHY 2.0 */2092		/* mic works only when ep packet size is set to wMaxPacketSize */2093		fp->attributes |= UAC_EP_CS_ATTR_FILL_MAX;2094		break;2095	case USB_ID(0x3511, 0x2b1e): /* Opencomm2 UC USB Bluetooth dongle */2096		/* mic works only when ep pitch control is not set */2097		if (stream == SNDRV_PCM_STREAM_CAPTURE)2098			fp->attributes &= ~UAC_EP_CS_ATTR_PITCH_CONTROL;2099		break;2100	}2101}2102 2103/*2104 * driver behavior quirk flags2105 */2106struct usb_audio_quirk_flags_table {2107	u32 id;2108	u32 flags;2109};2110 2111#define DEVICE_FLG(vid, pid, _flags) \2112	{ .id = USB_ID(vid, pid), .flags = (_flags) }2113#define VENDOR_FLG(vid, _flags) DEVICE_FLG(vid, 0, _flags)2114 2115static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {2116	/* Device matches */2117	DEVICE_FLG(0x03f0, 0x654a, /* HP 320 FHD Webcam */2118		   QUIRK_FLAG_GET_SAMPLE_RATE),2119	DEVICE_FLG(0x041e, 0x3000, /* Creative SB Extigy */2120		   QUIRK_FLAG_IGNORE_CTL_ERROR),2121	DEVICE_FLG(0x041e, 0x4080, /* Creative Live Cam VF0610 */2122		   QUIRK_FLAG_GET_SAMPLE_RATE),2123	DEVICE_FLG(0x045e, 0x083c, /* MS USB Link headset */2124		   QUIRK_FLAG_GET_SAMPLE_RATE | QUIRK_FLAG_CTL_MSG_DELAY |2125		   QUIRK_FLAG_DISABLE_AUTOSUSPEND),2126	DEVICE_FLG(0x046d, 0x084c, /* Logitech ConferenceCam Connect */2127		   QUIRK_FLAG_GET_SAMPLE_RATE | QUIRK_FLAG_CTL_MSG_DELAY_1M),2128	DEVICE_FLG(0x046d, 0x0991, /* Logitech QuickCam Pro */2129		   QUIRK_FLAG_CTL_MSG_DELAY_1M | QUIRK_FLAG_IGNORE_CTL_ERROR),2130	DEVICE_FLG(0x046d, 0x09a4, /* Logitech QuickCam E 3500 */2131		   QUIRK_FLAG_CTL_MSG_DELAY_1M | QUIRK_FLAG_IGNORE_CTL_ERROR),2132	DEVICE_FLG(0x0499, 0x1509, /* Steinberg UR22 */2133		   QUIRK_FLAG_GENERIC_IMPLICIT_FB),2134	DEVICE_FLG(0x0499, 0x3108, /* Yamaha YIT-W12TX */2135		   QUIRK_FLAG_GET_SAMPLE_RATE),2136	DEVICE_FLG(0x04d8, 0xfeea, /* Benchmark DAC1 Pre */2137		   QUIRK_FLAG_GET_SAMPLE_RATE),2138	DEVICE_FLG(0x04e8, 0xa051, /* Samsung USBC Headset (AKG) */2139		   QUIRK_FLAG_SKIP_CLOCK_SELECTOR | QUIRK_FLAG_CTL_MSG_DELAY_5M),2140	DEVICE_FLG(0x0525, 0xa4ad, /* Hamedal C20 usb camero */2141		   QUIRK_FLAG_IFACE_SKIP_CLOSE),2142	DEVICE_FLG(0x054c, 0x0b8c, /* Sony WALKMAN NW-A45 DAC */2143		   QUIRK_FLAG_SET_IFACE_FIRST),2144	DEVICE_FLG(0x0556, 0x0014, /* Phoenix Audio TMX320VC */2145		   QUIRK_FLAG_GET_SAMPLE_RATE),2146	DEVICE_FLG(0x05a3, 0x9420, /* ELP HD USB Camera */2147		   QUIRK_FLAG_GET_SAMPLE_RATE),2148	DEVICE_FLG(0x05a7, 0x1020, /* Bose Companion 5 */2149		   QUIRK_FLAG_GET_SAMPLE_RATE),2150	DEVICE_FLG(0x05e1, 0x0408, /* Syntek STK1160 */2151		   QUIRK_FLAG_ALIGN_TRANSFER),2152	DEVICE_FLG(0x05e1, 0x0480, /* Hauppauge Woodbury */2153		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2154	DEVICE_FLG(0x0644, 0x8043, /* TEAC UD-501/UD-501V2/UD-503/NT-503 */2155		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |2156		   QUIRK_FLAG_IFACE_DELAY),2157	DEVICE_FLG(0x0644, 0x8044, /* Esoteric D-05X */2158		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |2159		   QUIRK_FLAG_IFACE_DELAY),2160	DEVICE_FLG(0x0644, 0x804a, /* TEAC UD-301 */2161		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |2162		   QUIRK_FLAG_IFACE_DELAY),2163	DEVICE_FLG(0x0644, 0x805f, /* TEAC Model 12 */2164		   QUIRK_FLAG_FORCE_IFACE_RESET),2165	DEVICE_FLG(0x0644, 0x806b, /* TEAC UD-701 */2166		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |2167		   QUIRK_FLAG_IFACE_DELAY),2168	DEVICE_FLG(0x06f8, 0xb000, /* Hercules DJ Console (Windows Edition) */2169		   QUIRK_FLAG_IGNORE_CTL_ERROR),2170	DEVICE_FLG(0x06f8, 0xd002, /* Hercules DJ Console (Macintosh Edition) */2171		   QUIRK_FLAG_IGNORE_CTL_ERROR),2172	DEVICE_FLG(0x0711, 0x5800, /* MCT Trigger 5 USB-to-HDMI */2173		   QUIRK_FLAG_GET_SAMPLE_RATE),2174	DEVICE_FLG(0x074d, 0x3553, /* Outlaw RR2150 (Micronas UAC3553B) */2175		   QUIRK_FLAG_GET_SAMPLE_RATE),2176	DEVICE_FLG(0x0763, 0x2030, /* M-Audio Fast Track C400 */2177		   QUIRK_FLAG_GENERIC_IMPLICIT_FB),2178	DEVICE_FLG(0x0763, 0x2031, /* M-Audio Fast Track C600 */2179		   QUIRK_FLAG_GENERIC_IMPLICIT_FB),2180	DEVICE_FLG(0x07fd, 0x000b, /* MOTU M Series 2nd hardware revision */2181		   QUIRK_FLAG_CTL_MSG_DELAY_1M),2182	DEVICE_FLG(0x08bb, 0x2702, /* LineX FM Transmitter */2183		   QUIRK_FLAG_IGNORE_CTL_ERROR),2184	DEVICE_FLG(0x0951, 0x16ad, /* Kingston HyperX */2185		   QUIRK_FLAG_CTL_MSG_DELAY_1M),2186	DEVICE_FLG(0x0b0e, 0x0349, /* Jabra 550a */2187		   QUIRK_FLAG_CTL_MSG_DELAY_1M),2188	DEVICE_FLG(0x0c45, 0x6340, /* Sonix HD USB Camera */2189		   QUIRK_FLAG_GET_SAMPLE_RATE),2190	DEVICE_FLG(0x0ecb, 0x205c, /* JBL Quantum610 Wireless */2191		   QUIRK_FLAG_FIXED_RATE),2192	DEVICE_FLG(0x0ecb, 0x2069, /* JBL Quantum810 Wireless */2193		   QUIRK_FLAG_FIXED_RATE),2194	DEVICE_FLG(0x0fd9, 0x0008, /* Hauppauge HVR-950Q */2195		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2196	DEVICE_FLG(0x1224, 0x2a25, /* Jieli Technology USB PHY 2.0 */2197		   QUIRK_FLAG_GET_SAMPLE_RATE),2198	DEVICE_FLG(0x1395, 0x740a, /* Sennheiser DECT */2199		   QUIRK_FLAG_GET_SAMPLE_RATE),2200	DEVICE_FLG(0x1397, 0x0507, /* Behringer UMC202HD */2201		   QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB),2202	DEVICE_FLG(0x1397, 0x0508, /* Behringer UMC204HD */2203		   QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB),2204	DEVICE_FLG(0x1397, 0x0509, /* Behringer UMC404HD */2205		   QUIRK_FLAG_PLAYBACK_FIRST | QUIRK_FLAG_GENERIC_IMPLICIT_FB),2206	DEVICE_FLG(0x13e5, 0x0001, /* Serato Phono */2207		   QUIRK_FLAG_IGNORE_CTL_ERROR),2208	DEVICE_FLG(0x154e, 0x1002, /* Denon DCD-1500RE */2209		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),2210	DEVICE_FLG(0x154e, 0x1003, /* Denon DA-300USB */2211		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),2212	DEVICE_FLG(0x154e, 0x3005, /* Marantz HD-DAC1 */2213		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),2214	DEVICE_FLG(0x154e, 0x3006, /* Marantz SA-14S1 */2215		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),2216	DEVICE_FLG(0x154e, 0x300b, /* Marantz SA-KI RUBY / SA-12 */2217		   QUIRK_FLAG_DSD_RAW),2218	DEVICE_FLG(0x154e, 0x500e, /* Denon DN-X1600 */2219		   QUIRK_FLAG_IGNORE_CLOCK_SOURCE),2220	DEVICE_FLG(0x1686, 0x00dd, /* Zoom R16/24 */2221		   QUIRK_FLAG_TX_LENGTH | QUIRK_FLAG_CTL_MSG_DELAY_1M),2222	DEVICE_FLG(0x17aa, 0x1046, /* Lenovo ThinkStation P620 Rear Line-in, Line-out and Microphone */2223		   QUIRK_FLAG_DISABLE_AUTOSUSPEND),2224	DEVICE_FLG(0x17aa, 0x104d, /* Lenovo ThinkStation P620 Internal Speaker + Front Headset */2225		   QUIRK_FLAG_DISABLE_AUTOSUSPEND),2226	DEVICE_FLG(0x1852, 0x5062, /* Luxman D-08u */2227		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),2228	DEVICE_FLG(0x1852, 0x5065, /* Luxman DA-06 */2229		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),2230	DEVICE_FLG(0x1901, 0x0191, /* GE B850V3 CP2114 audio interface */2231		   QUIRK_FLAG_GET_SAMPLE_RATE),2232	DEVICE_FLG(0x19f7, 0x0035, /* RODE NT-USB+ */2233		   QUIRK_FLAG_GET_SAMPLE_RATE),2234	DEVICE_FLG(0x1bcf, 0x2281, /* HD Webcam */2235		   QUIRK_FLAG_GET_SAMPLE_RATE),2236	DEVICE_FLG(0x1bcf, 0x2283, /* NexiGo N930AF FHD Webcam */2237		   QUIRK_FLAG_GET_SAMPLE_RATE),2238	DEVICE_FLG(0x2040, 0x7200, /* Hauppauge HVR-950Q */2239		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2240	DEVICE_FLG(0x2040, 0x7201, /* Hauppauge HVR-950Q-MXL */2241		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2242	DEVICE_FLG(0x2040, 0x7210, /* Hauppauge HVR-950Q */2243		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2244	DEVICE_FLG(0x2040, 0x7211, /* Hauppauge HVR-950Q-MXL */2245		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2246	DEVICE_FLG(0x2040, 0x7213, /* Hauppauge HVR-950Q */2247		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2248	DEVICE_FLG(0x2040, 0x7217, /* Hauppauge HVR-950Q */2249		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2250	DEVICE_FLG(0x2040, 0x721b, /* Hauppauge HVR-950Q */2251		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2252	DEVICE_FLG(0x2040, 0x721e, /* Hauppauge HVR-950Q */2253		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2254	DEVICE_FLG(0x2040, 0x721f, /* Hauppauge HVR-950Q */2255		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2256	DEVICE_FLG(0x2040, 0x7240, /* Hauppauge HVR-850 */2257		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2258	DEVICE_FLG(0x2040, 0x7260, /* Hauppauge HVR-950Q */2259		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2260	DEVICE_FLG(0x2040, 0x7270, /* Hauppauge HVR-950Q */2261		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2262	DEVICE_FLG(0x2040, 0x7280, /* Hauppauge HVR-950Q */2263		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2264	DEVICE_FLG(0x2040, 0x7281, /* Hauppauge HVR-950Q-MXL */2265		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2266	DEVICE_FLG(0x2040, 0x8200, /* Hauppauge Woodbury */2267		   QUIRK_FLAG_SHARE_MEDIA_DEVICE | QUIRK_FLAG_ALIGN_TRANSFER),2268	DEVICE_FLG(0x21b4, 0x0081, /* AudioQuest DragonFly */2269		   QUIRK_FLAG_GET_SAMPLE_RATE),2270	DEVICE_FLG(0x21b4, 0x0230, /* Ayre QB-9 Twenty */2271		   QUIRK_FLAG_DSD_RAW),2272	DEVICE_FLG(0x21b4, 0x0232, /* Ayre QX-5 Twenty */2273		   QUIRK_FLAG_DSD_RAW),2274	DEVICE_FLG(0x2522, 0x0007, /* LH Labs Geek Out HD Audio 1V5 */2275		   QUIRK_FLAG_SET_IFACE_FIRST),2276	DEVICE_FLG(0x2708, 0x0002, /* Audient iD14 */2277		   QUIRK_FLAG_IGNORE_CTL_ERROR),2278	DEVICE_FLG(0x2912, 0x30c8, /* Audioengine D1 */2279		   QUIRK_FLAG_GET_SAMPLE_RATE),2280	DEVICE_FLG(0x2b53, 0x0023, /* Fiero SC-01 (firmware v1.0.0 @ 48 kHz) */2281		   QUIRK_FLAG_GENERIC_IMPLICIT_FB),2282	DEVICE_FLG(0x2b53, 0x0024, /* Fiero SC-01 (firmware v1.0.0 @ 96 kHz) */2283		   QUIRK_FLAG_GENERIC_IMPLICIT_FB),2284	DEVICE_FLG(0x2b53, 0x0031, /* Fiero SC-01 (firmware v1.1.0) */2285		   QUIRK_FLAG_GENERIC_IMPLICIT_FB),2286	DEVICE_FLG(0x2d95, 0x8011, /* VIVO USB-C HEADSET */2287		   QUIRK_FLAG_CTL_MSG_DELAY_1M),2288	DEVICE_FLG(0x2d95, 0x8021, /* VIVO USB-C-XE710 HEADSET */2289		   QUIRK_FLAG_CTL_MSG_DELAY_1M),2290	DEVICE_FLG(0x30be, 0x0101, /* Schiit Hel */2291		   QUIRK_FLAG_IGNORE_CTL_ERROR),2292	DEVICE_FLG(0x413c, 0xa506, /* Dell AE515 sound bar */2293		   QUIRK_FLAG_GET_SAMPLE_RATE),2294	DEVICE_FLG(0x534d, 0x0021, /* MacroSilicon MS2100/MS2106 */2295		   QUIRK_FLAG_ALIGN_TRANSFER),2296	DEVICE_FLG(0x534d, 0x2109, /* MacroSilicon MS2109 */2297		   QUIRK_FLAG_ALIGN_TRANSFER),2298 2299	/* Vendor matches */2300	VENDOR_FLG(0x045e, /* MS Lifecam */2301		   QUIRK_FLAG_GET_SAMPLE_RATE),2302	VENDOR_FLG(0x046d, /* Logitech */2303		   QUIRK_FLAG_CTL_MSG_DELAY_1M),2304	VENDOR_FLG(0x047f, /* Plantronics */2305		   QUIRK_FLAG_GET_SAMPLE_RATE | QUIRK_FLAG_CTL_MSG_DELAY),2306	VENDOR_FLG(0x0644, /* TEAC Corp. */2307		   QUIRK_FLAG_CTL_MSG_DELAY | QUIRK_FLAG_IFACE_DELAY),2308	VENDOR_FLG(0x07fd, /* MOTU */2309		   QUIRK_FLAG_VALIDATE_RATES),2310	VENDOR_FLG(0x1235, /* Focusrite Novation */2311		   QUIRK_FLAG_VALIDATE_RATES),2312	VENDOR_FLG(0x1511, /* AURALiC */2313		   QUIRK_FLAG_DSD_RAW),2314	VENDOR_FLG(0x152a, /* Thesycon devices */2315		   QUIRK_FLAG_DSD_RAW),2316	VENDOR_FLG(0x18d1, /* iBasso devices */2317		   QUIRK_FLAG_DSD_RAW),2318	VENDOR_FLG(0x1de7, /* Phoenix Audio */2319		   QUIRK_FLAG_GET_SAMPLE_RATE),2320	VENDOR_FLG(0x20b1, /* XMOS based devices */2321		   QUIRK_FLAG_DSD_RAW),2322	VENDOR_FLG(0x21ed, /* Accuphase Laboratory */2323		   QUIRK_FLAG_DSD_RAW),2324	VENDOR_FLG(0x22d9, /* Oppo */2325		   QUIRK_FLAG_DSD_RAW),2326	VENDOR_FLG(0x23ba, /* Playback Design */2327		   QUIRK_FLAG_CTL_MSG_DELAY | QUIRK_FLAG_IFACE_DELAY |2328		   QUIRK_FLAG_DSD_RAW),2329	VENDOR_FLG(0x25ce, /* Mytek devices */2330		   QUIRK_FLAG_DSD_RAW),2331	VENDOR_FLG(0x278b, /* Rotel? */2332		   QUIRK_FLAG_DSD_RAW),2333	VENDOR_FLG(0x292b, /* Gustard/Ess based devices */2334		   QUIRK_FLAG_DSD_RAW),2335	VENDOR_FLG(0x2972, /* FiiO devices */2336		   QUIRK_FLAG_DSD_RAW),2337	VENDOR_FLG(0x2ab6, /* T+A devices */2338		   QUIRK_FLAG_DSD_RAW),2339	VENDOR_FLG(0x2afd, /* McIntosh Laboratory, Inc. */2340		   QUIRK_FLAG_DSD_RAW),2341	VENDOR_FLG(0x2d87, /* Cayin device */2342		   QUIRK_FLAG_DSD_RAW),2343	VENDOR_FLG(0x3336, /* HEM devices */2344		   QUIRK_FLAG_DSD_RAW),2345	VENDOR_FLG(0x3353, /* Khadas devices */2346		   QUIRK_FLAG_DSD_RAW),2347	VENDOR_FLG(0x35f4, /* MSB Technology */2348		   QUIRK_FLAG_DSD_RAW),2349	VENDOR_FLG(0x3842, /* EVGA */2350		   QUIRK_FLAG_DSD_RAW),2351	VENDOR_FLG(0xc502, /* HiBy devices */2352		   QUIRK_FLAG_DSD_RAW),2353 2354	{} /* terminator */2355};2356 2357void snd_usb_init_quirk_flags(struct snd_usb_audio *chip)2358{2359	const struct usb_audio_quirk_flags_table *p;2360 2361	for (p = quirk_flags_table; p->id; p++) {2362		if (chip->usb_id == p->id ||2363		    (!USB_ID_PRODUCT(p->id) &&2364		     USB_ID_VENDOR(chip->usb_id) == USB_ID_VENDOR(p->id))) {2365			usb_audio_dbg(chip,2366				      "Set quirk_flags 0x%x for device %04x:%04x\n",2367				      p->flags, USB_ID_VENDOR(chip->usb_id),2368				      USB_ID_PRODUCT(chip->usb_id));2369			chip->quirk_flags |= p->flags;2370			return;2371		}2372	}2373}2374