cregit-Linux how code gets into the kernel

Release 4.7 sound/usb/quirks.c

Directory: sound/usb
/*
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

#include <linux/init.h>
#include <linux/slab.h>
#include <linux/usb.h>
#include <linux/usb/audio.h>
#include <linux/usb/midi.h>

#include <sound/control.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/pcm.h>

#include "usbaudio.h"
#include "card.h"
#include "mixer.h"
#include "mixer_quirks.h"
#include "midi.h"
#include "quirks.h"
#include "helper.h"
#include "endpoint.h"
#include "pcm.h"
#include "clock.h"
#include "stream.h"

/*
 * handle the quirks for the contained interfaces
 */

static int create_composite_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk_comp) { int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber; const struct snd_usb_audio_quirk *quirk; int err; for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) { iface = usb_ifnum_to_if(chip->dev, quirk->ifnum); if (!iface) continue; if (quirk->ifnum != probed_ifnum && usb_interface_claimed(iface)) continue; err = snd_usb_create_quirk(chip, iface, driver, quirk); if (err < 0) return err; } for (quirk = quirk_comp->data; quirk->ifnum >= 0; ++quirk) { iface = usb_ifnum_to_if(chip->dev, quirk->ifnum); if (!iface) continue; if (quirk->ifnum != probed_ifnum && !usb_interface_claimed(iface)) usb_driver_claim_interface(driver, iface, (void *)-1L); } return 0; }

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static int ignore_interface_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { return 0; }

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/* * Allow alignment on audio sub-slot (channel samples) rather than * on audio slots (audio frames) */
static int create_align_transfer_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { chip->txfr_quirk = 1; return 1; /* Continue with creating streams and mixer */ }

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static int create_any_midi_quirk(struct snd_usb_audio *chip, struct usb_interface *intf, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { return snd_usbmidi_create(chip->card, intf, &chip->midi_list, quirk); }

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/* * create a stream for an interface with proper descriptors */
static int create_standard_audio_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { struct usb_host_interface *alts; struct usb_interface_descriptor *altsd; int err; if (chip->usb_id == USB_ID(0x1686, 0x00dd)) /* Zoom R16/24 */ chip->tx_length_quirk = 1; alts = &iface->altsetting[0]; altsd = get_iface_desc(alts); err = snd_usb_parse_audio_interface(chip, altsd->bInterfaceNumber); if (err < 0) { usb_audio_err(chip, "cannot setup if %d: error %d\n", altsd->bInterfaceNumber, err); return err; } /* reset the current interface */ usb_set_interface(chip->dev, altsd->bInterfaceNumber, 0); return 0; }

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/* * create a stream for an endpoint/altsetting without proper descriptors */
static int create_fixed_stream_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { struct audioformat *fp; struct usb_host_interface *alts; struct usb_interface_descriptor *altsd; int stream, err; unsigned *rate_table = NULL; fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL); if (!fp) { usb_audio_err(chip, "cannot memdup\n"); return -ENOMEM; } INIT_LIST_HEAD(&fp->list); if (fp->nr_rates > MAX_NR_RATES) { kfree(fp); return -EINVAL; } if (fp->nr_rates > 0) { rate_table = kmemdup(fp->rate_table, sizeof(int) * fp->nr_rates, GFP_KERNEL); if (!rate_table) { kfree(fp); return -ENOMEM; } fp->rate_table = rate_table; } stream = (fp->endpoint & USB_DIR_IN) ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK; err = snd_usb_add_audio_stream(chip, stream, fp); if (err < 0) goto error; if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber || fp->altset_idx >= iface->num_altsetting) { err = -EINVAL; goto error; } alts = &iface->altsetting[fp->altset_idx]; altsd = get_iface_desc(alts); if (altsd->bNumEndpoints < 1) { err = -EINVAL; goto error; } fp->protocol = altsd->bInterfaceProtocol; if (fp->datainterval == 0) fp->datainterval = snd_usb_parse_datainterval(chip, alts); if (fp->maxpacksize == 0) fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize); usb_set_interface(chip->dev, fp->iface, 0); snd_usb_init_pitch(chip, fp->iface, alts, fp); snd_usb_init_sample_rate(chip, fp->iface, alts, fp, fp->rate_max); return 0; error: list_del(&fp->list); /* unlink for avoiding double-free */ kfree(fp); kfree(rate_table); return err; }

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xi wangxi wang194.80%110.00%
vladis dronovvladis dronov174.29%110.00%
mark hillsmark hills164.04%110.00%
thomas meyerthomas meyer51.26%110.00%
Total396100.00%10100.00%


static int create_auto_pcm_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver) { struct usb_host_interface *alts; struct usb_interface_descriptor *altsd; struct usb_endpoint_descriptor *epd; struct uac1_as_header_descriptor *ashd; struct uac_format_type_i_discrete_descriptor *fmtd; /* * Most Roland/Yamaha audio streaming interfaces have more or less * standard descriptors, but older devices might lack descriptors, and * future ones might change, so ensure that we fail silently if the * interface doesn't look exactly right. */ /* must have a non-zero altsetting for streaming */ if (iface->num_altsetting < 2) return -ENODEV; alts = &iface->altsetting[1]; altsd = get_iface_desc(alts); /* must have an isochronous endpoint for streaming */ if (altsd->bNumEndpoints < 1) return -ENODEV; epd = get_endpoint(alts, 0); if (!usb_endpoint_xfer_isoc(epd)) return -ENODEV; /* must have format descriptors */ ashd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL, UAC_AS_GENERAL); fmtd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL, UAC_FORMAT_TYPE); if (!ashd || ashd->bLength < 7 || !fmtd || fmtd->bLength < 8) return -ENODEV; return create_standard_audio_quirk(chip, iface, driver, NULL); }

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static int create_yamaha_midi_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, struct usb_host_interface *alts) { static const struct snd_usb_audio_quirk yamaha_midi_quirk = { .type = QUIRK_MIDI_YAMAHA }; struct usb_midi_in_jack_descriptor *injd; struct usb_midi_out_jack_descriptor *outjd; /* must have some valid jack descriptors */ injd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL, USB_MS_MIDI_IN_JACK); outjd = snd_usb_find_csint_desc(alts->extra, alts->extralen, NULL, USB_MS_MIDI_OUT_JACK); if (!injd && !outjd) return -ENODEV; if (injd && (injd->bLength < 5 || (injd->bJackType != USB_MS_EMBEDDED && injd->bJackType != USB_MS_EXTERNAL))) return -ENODEV; if (outjd && (outjd->bLength < 6 || (outjd->bJackType != USB_MS_EMBEDDED && outjd->bJackType != USB_MS_EXTERNAL))) return -ENODEV; return create_any_midi_quirk(chip, iface, driver, &yamaha_midi_quirk); }

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static int create_roland_midi_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, struct usb_host_interface *alts) { static const struct snd_usb_audio_quirk roland_midi_quirk = { .type = QUIRK_MIDI_ROLAND }; u8 *roland_desc = NULL; /* might have a vendor-specific descriptor <06 24 F1 02 ...> */ for (;;) { roland_desc = snd_usb_find_csint_desc(alts->extra, alts->extralen, roland_desc, 0xf1); if (!roland_desc) return -ENODEV; if (roland_desc[0] < 6 || roland_desc[3] != 2) continue; return create_any_midi_quirk(chip, iface, driver, &roland_midi_quirk); } }

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static int create_std_midi_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, struct usb_host_interface *alts) { struct usb_ms_header_descriptor *mshd; struct usb_ms_endpoint_descriptor *msepd; /* must have the MIDIStreaming interface header descriptor*/ mshd = (struct usb_ms_header_descriptor *)alts->extra; if (alts->extralen < 7 || mshd->bLength < 7 || mshd->bDescriptorType != USB_DT_CS_INTERFACE || mshd->bDescriptorSubtype != USB_MS_HEADER) return -ENODEV; /* must have the MIDIStreaming endpoint descriptor*/ msepd = (struct usb_ms_endpoint_descriptor *)alts->endpoint[0].extra; if (alts->endpoint[0].extralen < 4 || msepd->bLength < 4 || msepd->bDescriptorType != USB_DT_CS_ENDPOINT || msepd->bDescriptorSubtype != UAC_MS_GENERAL || msepd->bNumEmbMIDIJack < 1 || msepd->bNumEmbMIDIJack > 16) return -ENODEV; return create_any_midi_quirk(chip, iface, driver, NULL); }

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static int create_auto_midi_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver) { struct usb_host_interface *alts; struct usb_interface_descriptor *altsd; struct usb_endpoint_descriptor *epd; int err; alts = &iface->altsetting[0]; altsd = get_iface_desc(alts); /* must have at least one bulk/interrupt endpoint for streaming */ if (altsd->bNumEndpoints < 1) return -ENODEV; epd = get_endpoint(alts, 0); if (!usb_endpoint_xfer_bulk(epd) && !usb_endpoint_xfer_int(epd)) return -ENODEV; switch (USB_ID_VENDOR(chip->usb_id)) { case 0x0499: /* Yamaha */ err = create_yamaha_midi_quirk(chip, iface, driver, alts); if (err != -ENODEV) return err; break; case 0x0582: /* Roland */ err = create_roland_midi_quirk(chip, iface, driver, alts); if (err != -ENODEV) return err; break; } return create_std_midi_quirk(chip, iface, driver, alts); }

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static int create_autodetect_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver) { int err; err = create_auto_pcm_quirk(chip, iface, driver); if (err == -ENODEV) err = create_auto_midi_quirk(chip, iface, driver); return err; }

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static int create_autodetect_quirks(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { int probed_ifnum = get_iface_desc(iface->altsetting)->bInterfaceNumber; int ifcount, ifnum, err; err = create_autodetect_quirk(chip, iface, driver); if (err < 0) return err; /* * ALSA PCM playback/capture devices cannot be registered in two steps, * so we have to claim the other corresponding interface here. */ ifcount = chip->dev->actconfig->desc.bNumInterfaces; for (ifnum = 0; ifnum < ifcount; ifnum++) { if (ifnum == probed_ifnum || quirk->ifnum >= 0) continue; iface = usb_ifnum_to_if(chip->dev, ifnum); if (!iface || usb_interface_claimed(iface) || get_iface_desc(iface->altsetting)->bInterfaceClass != USB_CLASS_VENDOR_SPEC) continue; err = create_autodetect_quirk(chip, iface, driver); if (err >= 0) usb_driver_claim_interface(driver, iface, (void *)-1L); } return 0; }

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/* * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface. * The only way to detect the sample rate is by looking at wMaxPacketSize. */
static int create_uaxx_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { static const struct audioformat ua_format = { .formats = SNDRV_PCM_FMTBIT_S24_3LE, .channels = 2, .fmt_type = UAC_FORMAT_TYPE_I, .altsetting = 1, .altset_idx = 1, .rates = SNDRV_PCM_RATE_CONTINUOUS, }; struct usb_host_interface *alts; struct usb_interface_descriptor *altsd; struct audioformat *fp; int stream, err; /* both PCM and MIDI interfaces have 2 or more altsettings */ if (iface->num_altsetting < 2) return -ENXIO; alts = &iface->altsetting[1]; altsd = get_iface_desc(alts); if (altsd->bNumEndpoints == 2) { static const struct snd_usb_midi_endpoint_info ua700_ep = { .out_cables = 0x0003, .in_cables = 0x0003 }; static const struct snd_usb_audio_quirk ua700_quirk = { .type = QUIRK_MIDI_FIXED_ENDPOINT, .data = &ua700_ep }; static const struct snd_usb_midi_endpoint_info uaxx_ep = { .out_cables = 0x0001, .in_cables = 0x0001 }; static const struct snd_usb_audio_quirk uaxx_quirk = { .type = QUIRK_MIDI_FIXED_ENDPOINT, .data = &uaxx_ep }; const struct snd_usb_audio_quirk *quirk = chip->usb_id == USB_ID(0x0582, 0x002b) ? &ua700_quirk : &uaxx_quirk; return __snd_usbmidi_create(chip->card, iface, &chip->midi_list, quirk, chip->usb_id); } if (altsd->bNumEndpoints != 1) return -ENXIO; fp = kmemdup(&ua_format, sizeof(*fp), GFP_KERNEL); if (!fp) return -ENOMEM; fp->iface = altsd->bInterfaceNumber; fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress; fp->ep_attr = get_endpoint(alts, 0)->bmAttributes; fp->datainterval = 0; fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize); INIT_LIST_HEAD(&fp->list); switch (fp->maxpacksize) { case 0x120: fp->rate_max = fp->rate_min = 44100; break; case 0x138: case 0x140: fp->rate_max = fp->rate_min = 48000; break; case 0x258: case 0x260: fp->rate_max = fp->rate_min = 96000; break; default: usb_audio_err(chip, "unknown sample rate\n"); kfree(fp); return -ENXIO; } stream = (fp->endpoint & USB_DIR_IN) ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK; err = snd_usb_add_audio_stream(chip, stream, fp); if (err < 0) { list_del(&fp->list); /* unlink for avoiding double-free */ kfree(fp); return err; } usb_set_interface(chip->dev, fp->iface, 0); return 0; }

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takashi iwaitakashi iwai81.66%233.33%
Total483100.00%6100.00%

/* * Create a standard mixer for the specified interface. */
static int create_standard_mixer_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { if (quirk->ifnum < 0) return 0; return snd_usb_create_mixer(chip, quirk->ifnum, 0); }

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/* * audio-interface quirks * * returns zero if no standard audio/MIDI parsing is needed. * returns a positive value if standard audio/midi interfaces are parsed * after this. * returns a negative value at error. */
int snd_usb_create_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { typedef int (*quirk_func_t)(struct snd_usb_audio *, struct usb_interface *, struct usb_driver *, const struct snd_usb_audio_quirk *); static const quirk_func_t quirk_funcs[] = { [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk, [QUIRK_COMPOSITE] = create_composite_quirk, [QUIRK_AUTODETECT] = create_autodetect_quirks, [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk, [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk, [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk, [QUIRK_MIDI_ROLAND] = create_any_midi_quirk, [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk, [QUIRK_MIDI_NOVATION] = create_any_midi_quirk, [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk, [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk, [QUIRK_MIDI_CME] = create_any_midi_quirk, [QUIRK_MIDI_AKAI] = create_any_midi_quirk, [QUIRK_MIDI_FTDI] = create_any_midi_quirk, [QUIRK_MIDI_CH345] = create_any_midi_quirk, [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk, [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk, [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk, [QUIRK_AUDIO_ALIGN_TRANSFER] = create_align_transfer_quirk, [QUIRK_AUDIO_STANDARD_MIXER] = create_standard_mixer_quirk, }; if (quirk->type < QUIRK_TYPE_COUNT) { return quirk_funcs[quirk->type](chip, iface, driver, quirk); } else { usb_audio_err(chip, "invalid quirk type %d\n", quirk->type); return -ENXIO; } }

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kristian amliekristian amlie62.68%111.11%
takashi iwaitakashi iwai31.34%111.11%
Total224100.00%9100.00%

/* * boot quirks */ #define EXTIGY_FIRMWARE_SIZE_OLD 794 #define EXTIGY_FIRMWARE_SIZE_NEW 483
static int snd_usb_extigy_boot_quirk(struct usb_device *dev, struct usb_interface *intf) { struct usb_host_config *config = dev->actconfig; int err; if (le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_OLD || le16_to_cpu(get_cfg_desc(config)->wTotalLength) == EXTIGY_FIRMWARE_SIZE_NEW) { dev_dbg(&dev->dev, "sending Extigy boot sequence...\n"); /* Send message to force it to reconnect with full interface. */ err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev,0), 0x10, 0x43, 0x0001, 0x000a, NULL, 0); if (err < 0) dev_dbg(&dev->dev, "error sending boot message: %d\n", err); err = usb_get_descriptor(dev, USB_DT_DEVICE, 0, &dev->descriptor, sizeof(dev->descriptor)); config = dev->actconfig; if (err < 0) dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err); err = usb_reset_configuration(dev); if (err < 0) dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err); dev_dbg(&dev->dev, "extigy_boot: new boot length = %d\n", le16_to_cpu(get_cfg_desc(config)->wTotalLength)); return -ENODEV; /* quit this anyway */ } return 0; }

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static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev) { u8 buf = 1; snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER, 0, 0, &buf, 1); if (buf == 0) { snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER, 1, 2000, NULL, 0); return -ENODEV; } return 0; }

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static int snd_usb_fasttrackpro_boot_quirk(struct usb_device *dev) { int err; if (dev->actconfig->desc.bConfigurationValue == 1) { dev_info(&dev->dev, "Fast Track Pro switching to config #2\n"); /* This function has to be available by the usb core module. * if it is not avialable the boot quirk has to be left out * and the configuration has to be set by udev or hotplug * rules */ err = usb_driver_set_configuration(dev, 2); if (err < 0) dev_dbg(&dev->dev, "error usb_driver_set_configuration: %d\n", err); /* Always return an error, so that we stop creating a device that will just be destroyed and recreated with a new configuration */ return -ENODEV; } else dev_info(&dev->dev, "Fast Track Pro config OK\n"); return 0; }

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david henningssondavid henningsson11.18%133.33%
Total85100.00%3100.00%

/* * C-Media CM106/CM106+ have four 16-bit internal registers that are nicely * documented in the device's data sheet. */
static int snd_usb_cm106_write_int_reg(struct usb_device *dev, int reg, u16 value) { u8 buf[4]; buf[0] = 0x20; buf[1] = value & 0xff; buf[2] = (value >> 8) & 0xff; buf[3] = reg; return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), USB_REQ_SET_CONFIGURATION, USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT, 0, 0, &buf, 4); }

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static int snd_usb_cm106_boot_quirk(struct usb_device *dev) { /* * Enable line-out driver mode, set headphone source to front * channels, enable stereo mic. */ return snd_usb_cm106_write_int_reg(dev, 2, 0x8004); }

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/* * C-Media CM6206 is based on CM106 with two additional * registers that are not documented in the data sheet. * Values here are chosen based on sniffing USB traffic * under Windows. */
static int snd_usb_cm6206_boot_quirk(struct usb_device *dev) { int err = 0, reg; int val[] = {0x2004, 0x3000, 0xf800, 0x143f, 0x0000, 0x3000}; for (reg = 0; reg < ARRAY_SIZE(val); reg++) { err = snd_usb_cm106_write_int_reg(dev, reg, val[reg]); if (err < 0) return err; } return err; }

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daniel mackdaniel mack7998.75%266.67%
eric lammertseric lammerts11.25%133.33%
Total80100.00%3100.00%

/* quirk for Plantronics GameCom 780 with CM6302 chip */
static int snd_usb_gamecon780_boot_quirk(struct usb_device *dev) { /* set the initial volume and don't change; other values are either * too loud or silent due to firmware bug (bko#65251) */ u8 buf[2] = { 0x74, 0xe3 }; return snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR, USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT, UAC_FU_VOLUME << 8, 9 << 8, buf, 2); }

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takashi iwaitakashi iwai5698.25%150.00%
paul s mcspaddenpaul s mcspadden11.75%150.00%
Total57100.00%2100.00%

/* * Novation Twitch DJ controller * Focusrite Novation Saffire 6 USB audio card */
static int snd_usb_novation_boot_quirk(struct usb_device *dev) { /* preemptively set up the device because otherwise the * raw MIDI endpoints are not active */ usb_set_interface(dev, 0, 1); return 0; }

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mark hillsmark hills2395.83%150.00%
eduard gilmutdinoveduard gilmutdinov14.17%150.00%
Total24100.00%2100.00%

/* * This call will put the synth in "USB send" mode, i.e it will send MIDI * messages through USB (this is disabled at startup). The synth will * acknowledge by sending a sysex on endpoint 0x85 and by displaying a USB * sign on its LCD. Values here are chosen based on sniffing USB traffic * under Windows. */
static int snd_usb_accessmusic_boot_quirk(struct usb_device *dev) { int err, actual_length; /* "midi send" enable */ static const u8 seq[] = { 0x4e, 0x73, 0x52, 0x01 }; void *buf = kmemdup(seq, ARRAY_SIZE(seq), GFP_KERNEL); if (!buf) return -ENOMEM; err = usb_interrupt_msg(dev, usb_sndintpipe(dev, 0x05), buf, ARRAY_SIZE(seq), &actual_length, 1000); kfree(buf); if (err < 0) return err; return 0; }

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daniel mackdaniel mack101100.00%1100.00%
Total101100.00%1100.00%

/* * Some sound cards from Native Instruments are in fact compliant to the USB * audio standard of version 2 and other approved USB standards, even though * they come up as vendor-specific device when first connected. * * However, they can be told to come up with a new set of descriptors * upon their next enumeration, and the interfaces announced by the new * descriptors will then be handled by the kernel's class drivers. As the * product ID will also change, no further checks are required. */
static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev) { int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0xaf, USB_TYPE_VENDOR | USB_RECIP_DEVICE, 1, 0, NULL, 0, 1000); if (ret < 0) return ret; usb_reset_device(dev); /* return -EAGAIN, so the creation of an audio interface for this * temporary device is aborted. The device will reconnect with a * new product ID */ return -EAGAIN; }

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daniel mackdaniel mack61100.00%1100.00%
Total61100.00%1100.00%


static void mbox2_setup_48_24_magic(struct usb_device *dev) { u8 srate[3]; u8 temp[12]; /* Choose 48000Hz permanently */ srate[0] = 0x80; srate[1] = 0xbb; srate[2] = 0x00; /* Send the magic! */ snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003); snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003); snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003); snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003); return; }

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damien zammitdamien zammit147100.00%1100.00%
Total147100.00%1100.00%

/* Digidesign Mbox 2 needs to load firmware onboard * and driver must wait a few seconds for initialisation. */ #define MBOX2_FIRMWARE_SIZE 646 #define MBOX2_BOOT_LOADING 0x01 /* Hard coded into the device */ #define MBOX2_BOOT_READY 0x02 /* Hard coded into the device */
static int snd_usb_mbox2_boot_quirk(struct usb_device *dev) { struct usb_host_config *config = dev->actconfig; int err; u8 bootresponse[0x12]; int fwsize; int count; fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength); if (fwsize != MBOX2_FIRMWARE_SIZE) { dev_err(&dev->dev, "Invalid firmware size=%d.\n", fwsize); return -ENODEV; } dev_dbg(&dev->dev, "Sending Digidesign Mbox 2 boot sequence...\n"); count = 0; bootresponse[0] = MBOX2_BOOT_LOADING; while ((bootresponse[0] == MBOX2_BOOT_LOADING) && (count < 10)) { msleep(500); /* 0.5 second delay */ snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), /* Control magic - load onboard firmware */ 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012); if (bootresponse[0] == MBOX2_BOOT_READY) break; dev_dbg(&dev->dev, "device not ready, resending boot sequence...\n"); count++; } if (bootresponse[0] != MBOX2_BOOT_READY) { dev_err(&dev->dev, "Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse[0]); return -ENODEV; } dev_dbg(&dev->dev, "device initialised!\n"); err = usb_get_descriptor(dev, USB_DT_DEVICE, 0, &dev->descriptor, sizeof(dev->descriptor)); config = dev->actconfig; if (err < 0) dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err); err = usb_reset_configuration(dev); if (err < 0) dev_dbg(&dev->dev, "error usb_reset_configuration: %d\n", err); dev_dbg(&dev->dev, "mbox2_boot: new boot length = %d\n", le16_to_cpu(get_cfg_desc(config)->wTotalLength)); mbox2_setup_48_24_magic(dev); dev_info(&dev->dev, "Digidesign Mbox 2: 24bit 48kHz"); return 0; /* Successful boot */ }

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damien zammitdamien zammit25680.76%250.00%
takashi iwaitakashi iwai6018.93%125.00%
jiri slabyjiri slaby10.32%125.00%
Total317100.00%4100.00%

/* * Setup quirks */ #define MAUDIO_SET 0x01 /* parse device_setup */ #define MAUDIO_SET_COMPATIBLE 0x80 /* use only "win-compatible" interfaces */ #define MAUDIO_SET_DTS 0x02 /* enable DTS Digital Output */ #define MAUDIO_SET_96K 0x04 /* 48-96KHz rate if set, 8-48KHz otherwise */ #define MAUDIO_SET_24B 0x08 /* 24bits sample if set, 16bits otherwise */ #define MAUDIO_SET_DI 0x10 /* enable Digital Input */ #define MAUDIO_SET_MASK 0x1f /* bit mask for setup value */ #define MAUDIO_SET_24B_48K_DI 0x19 /* 24bits+48KHz+Digital Input */ #define MAUDIO_SET_24B_48K_NOTDI 0x09 /* 24bits+48KHz+No Digital Input */ #define MAUDIO_SET_16B_48K_DI 0x11 /* 16bits+48KHz+Digital Input */ #define MAUDIO_SET_16B_48K_NOTDI 0x01 /* 16bits+48KHz+No Digital Input */
static int quattro_skip_setting_quirk(struct snd_usb_audio *chip, int iface, int altno) { /* Reset ALL ifaces to 0 altsetting. * Call it for every possible altsetting of every interface. */ usb_set_interface(chip->dev, iface, 0); if (chip->setup & MAUDIO_SET) { if (chip->setup & MAUDIO_SET_COMPATIBLE) { if (iface != 1 && iface != 2) return 1; /* skip all interfaces but 1 and 2 */ } else { unsigned int mask; if (iface == 1 || iface == 2) return 1; /* skip interfaces 1 and 2 */ if ((chip->setup & MAUDIO_SET_96K) && altno != 1) return 1; /* skip this altsetting */ mask = chip->setup & MAUDIO_SET_MASK; if (mask == MAUDIO_SET_24B_48K_DI && altno != 2) return 1; /* skip this altsetting */ if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3) return 1; /* skip this altsetting */ if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 4) return 1; /* skip this altsetting */ } } usb_audio_dbg(chip, "using altsetting %d for interface %d config %d\n", altno, iface, chip->setup); return 0; /* keep this altsetting */ }

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guillaume pelleringuillaume pellerin8851.46%133.33%
daniel mackdaniel mack8046.78%133.33%
takashi iwaitakashi iwai31.75%133.33%
Total171100.00%3100.00%


static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip, int iface, int altno) { /* Reset ALL ifaces to 0 altsetting. * Call it for every possible altsetting of every interface. */ usb_set_interface(chip->dev, iface, 0); if (chip->setup & MAUDIO_SET) { unsigned int mask; if ((chip->setup & MAUDIO_SET_DTS) && altno != 6) return 1; /* skip this altsetting */ if ((chip->setup & MAUDIO_SET_96K) && altno != 1) return 1; /* skip this altsetting */ mask = chip->setup & MAUDIO_SET_MASK; if (mask == MAUDIO_SET_24B_48K_DI && altno != 2) return 1; /* skip this altsetting */ if (mask == MAUDIO_SET_24B_48K_NOTDI && altno != 3) return 1; /* skip this altsetting */ if (mask == MAUDIO_SET_16B_48K_DI && altno != 4) return 1; /* skip this altsetting */ if (mask == MAUDIO_SET_16B_48K_NOTDI && altno != 5) return 1; /* skip this altsetting */ } return 0; /* keep this altsetting */ }

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guillaume pelleringuillaume pellerin11376.87%150.00%
daniel mackdaniel mack3423.13%150.00%
Total147100.00%2100.00%


static int fasttrackpro_skip_setting_quirk(struct snd_usb_audio *chip, int iface, int altno) { /* Reset ALL ifaces to 0 altsetting. * Call it for every possible altsetting of every interface. */ usb_set_interface(chip->dev, iface, 0); /* possible configuration where both inputs and only one output is *used is not supported by the current setup */ if (chip->setup & (MAUDIO_SET | MAUDIO_SET_24B)) { if (chip->setup & MAUDIO_SET_96K) { if (altno != 3 && altno != 6) return 1; } else if (chip->setup & MAUDIO_SET_DI) { if (iface == 4) return 1; /* no analog input */ if (altno != 2 && altno != 5) return 1; /* enable only altsets 2 and 5 */ } else { if (iface == 5) return 1; /* disable digialt input */ if (altno != 2 && altno != 5) return 1; /* enalbe only altsets 2 and 5 */ } } else { /* keep only 16-Bit mode */ if (altno != 1) return 1; } usb_audio_dbg(chip, "using altsetting %d for interface %d config %d\n", altno, iface, chip->setup); return 0; /* keep this altsetting */ }

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guillaume pelleringuillaume pellerin13885.71%133.33%
daniel mackdaniel mack2012.42%133.33%
takashi iwaitakashi iwai31.86%133.33%
Total161100.00%3100.00%


int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip, int iface, int altno) { /* audiophile usb: skip altsets incompatible with device_setup */ if (chip->usb_id == USB_ID(0x0763, 0x2003)) return audiophile_skip_setting_quirk(chip, iface, altno); /* quattro usb: skip altsets incompatible with device_setup */ if (chip->usb_id == USB_ID(0x0763, 0x2001)) return quattro_skip_setting_quirk(chip, iface, altno); /* fasttrackpro usb: skip altsets incompatible with device_setup */ if (chip->usb_id == USB_ID(0x0763, 0x2012)) return fasttrackpro_skip_setting_quirk(chip, iface, altno); return 0; }

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guillaume pelleringuillaume pellerin4852.75%150.00%
daniel mackdaniel mack4347.25%150.00%
Total91100.00%2100.00%


int snd_usb_apply_boot_quirk(struct usb_device *dev, struct usb_interface *intf, const struct snd_usb_audio_quirk *quirk, unsigned int id) { switch (id) { case USB_ID(0x041e, 0x3000): /* SB Extigy needs special boot-up sequence */ /* if more models come, this will go to the quirk list. */ return snd_usb_extigy_boot_quirk(dev, intf); case USB_ID(0x041e, 0x3020): /* SB Audigy 2 NX needs its own boot-up magic, too */ return snd_usb_audigy2nx_boot_quirk(dev); case USB_ID(0x10f5, 0x0200): /* C-Media CM106 / Turtle Beach Audio Advantage Roadie */ return snd_usb_cm106_boot_quirk(dev); case USB_ID(0x0d8c, 0x0102): /* C-Media CM6206 / CM106-Like Sound Device */ case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */ return snd_usb_cm6206_boot_quirk(dev); case USB_ID(0x0dba, 0x3000): /* Digidesign Mbox 2 */ return snd_usb_mbox2_boot_quirk(dev); case USB_ID(0x1235, 0x0010): /* Focusrite Novation Saffire 6 USB */ case USB_ID(0x1235, 0x0018): /* Focusrite Novation Twitch */ return snd_usb_novation_boot_quirk(dev); case USB_ID(0x133e, 0x0815): /* Access Music VirusTI Desktop */ return snd_usb_accessmusic_boot_quirk(dev); case USB_ID(0x17cc, 0x1000): /* Komplete Audio 6 */ case USB_ID(0x17cc, 0x1010): /* Traktor Audio 6 */ case USB_ID(0x17cc, 0x1020): /* Traktor Audio 10 */ return snd_usb_nativeinstruments_boot_quirk(dev); case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro USB */ return snd_usb_fasttrackpro_boot_quirk(dev); case USB_ID(0x047f, 0xc010): /* Plantronics Gamecom 780 */ return snd_usb_gamecon780_boot_quirk(dev); } return 0; }

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daniel mackdaniel mack14163.23%541.67%
takashi iwaitakashi iwai198.52%216.67%
damien zammitdamien zammit156.73%18.33%
guillaume pelleringuillaume pellerin156.73%18.33%
mark hillsmark hills146.28%18.33%
eduard gilmutdinoveduard gilmutdinov104.48%18.33%
wolfgang breyhawolfgang breyha94.04%18.33%
Total223100.00%12100.00%

/* * check if the device uses big-endian samples */
int snd_usb_is_big_endian_format(struct snd_usb_audio *chip, struct audioformat *fp) { /* it depends on altsetting whether the device is big-endian or not */ switch (chip->usb_id) { case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */ if (fp->altsetting == 2 || fp->altsetting == 3 || fp->altsetting == 5 || fp->altsetting == 6) return 1; break; case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */ if (chip->setup == 0x00 || fp->altsetting == 1 || fp->altsetting == 2 || fp->altsetting == 3) return 1; break; case USB_ID(0x0763, 0x2012): /* M-Audio Fast Track Pro */ if (fp->altsetting == 2 || fp->altsetting == 3 || fp->altsetting == 5 || fp->altsetting == 6) return 1; break; } return 0; }

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daniel mackdaniel mack8256.94%133.33%
guillaume pelleringuillaume pellerin6142.36%133.33%
adam buchbinderadam buchbinder10.69%133.33%
Total144100.00%3100.00%

/* * For E-Mu 0404USB/0202USB/TrackerPre/0204 sample rate should be set for device, * not for interface. */ enum { EMU_QUIRK_SR_44100HZ = 0, EMU_QUIRK_SR_48000HZ, EMU_QUIRK_SR_88200HZ, EMU_QUIRK_SR_96000HZ, EMU_QUIRK_SR_176400HZ, EMU_QUIRK_SR_192000HZ };
static void set_format_emu_quirk(struct snd_usb_substream *subs, struct audioformat *fmt) { unsigned char emu_samplerate_id = 0; /* When capture is active * sample rate shouldn't be changed * by playback substream */ if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) { if (subs->stream->substream[SNDRV_PCM_STREAM_CAPTURE].interface != -1) return; } switch (fmt->rate_min) { case 48000: emu_samplerate_id = EMU_QUIRK_SR_48000HZ; break; case 88200: emu_samplerate_id = EMU_QUIRK_SR_88200HZ; break; case 96000: emu_samplerate_id = EMU_QUIRK_SR_96000HZ; break; case 176400: emu_samplerate_id = EMU_QUIRK_SR_176400HZ; break; case 192000: emu_samplerate_id = EMU_QUIRK_SR_192000HZ; break; default: emu_samplerate_id = EMU_QUIRK_SR_44100HZ; break; } snd_emuusb_set_samplerate(subs->stream->chip, emu_samplerate_id); subs->pkt_offset_adj = (emu_samplerate_id >= EMU_QUIRK_SR_176400HZ) ? 4 : 0; }

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daniel mackdaniel mack11589.15%150.00%
calvin owenscalvin owens1410.85%150.00%
Total129100.00%2100.00%


void snd_usb_set_format_quirk(struct snd_usb_substream *subs, struct audioformat *fmt) { switch (subs->stream->chip->usb_id) { case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */ case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */ case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */ case USB_ID(0x041e, 0x3f19): /* E-Mu 0204 USB */ set_format_emu_quirk(subs, fmt); break; } }

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daniel mackdaniel mack6287.32%150.00%
joseph teichmanjoseph teichman912.68%150.00%
Total71100.00%2100.00%


bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip) { /* devices which do not support reading the sample rate. */ switch (chip->usb_id) { case USB_ID(0x045E, 0x075D): /* MS Lifecam Cinema */ case USB_ID(0x045E, 0x076D): /* MS Lifecam HD-5000 */ case USB_ID(0x045E, 0x076E): /* MS Lifecam HD-5001 */ case USB_ID(0x045E, 0x076F): /* MS Lifecam HD-6000 */ case USB_ID(0x045E, 0x0772): /* MS Lifecam Studio */ case USB_ID(0x045E, 0x0779): /* MS Lifecam HD-3000 */ case USB_ID(0x047F, 0x0415): /* Plantronics BT-300 */ case USB_ID(0x047F, 0xAA05): /* Plantronics DA45 */ case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */ case USB_ID(0x0556, 0x0014): /* Phoenix Audio TMX320VC */ case USB_ID(0x074D, 0x3553): /* Outlaw RR2150 (Micronas UAC3553B) */ case USB_ID(0x1de7, 0x0013): /* Phoenix Audio MT202exe */ case USB_ID(0x1de7, 0x0014): /* Phoenix Audio TMX320 */ case USB_ID(0x1de7, 0x0114): /* Phoenix Audio MT202pcs */ case USB_ID(0x21B4, 0x0081): /* AudioQuest DragonFly */ return true; } return false; }

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takashi iwaitakashi iwai4729.38%428.57%
eric wongeric wong3220.00%214.29%
joe turnerjoe turner2012.50%17.14%
dennis kadiogludennis kadioglu1811.25%214.29%
anssi hannulaanssi hannula95.62%17.14%
vittorio g (vittgam)vittorio g (vittgam)95.62%17.14%
victor clementvictor clement95.62%17.14%
adam honseadam honse95.62%17.14%
lev lybinlev lybin74.38%17.14%
Total160100.00%14100.00%

/* Marantz/Denon USB DACs need a vendor cmd to switch * between PCM and native DSD mode */
static bool is_marantz_denon_dac(unsigned int id) { switch (id) { case USB_ID(0x154e, 0x1003): /* Denon DA-300USB */ case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */ case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */ return true; } return false; }

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takashi iwaitakashi iwai49100.00%1100.00%
Total49100.00%1100.00%


int snd_usb_select_mode_quirk(struct snd_usb_substream *subs, struct audioformat *fmt) { struct usb_device *dev = subs->dev; int err; if (is_marantz_denon_dac(subs->stream->chip->usb_id)) { /* First switch to alt set 0, otherwise the mode switch cmd * will not be accepted by the DAC */ err = usb_set_interface(dev, fmt->iface, 0); if (err < 0) return err; mdelay(20); /* Delay needed after setting the interface */ switch (fmt->altsetting) { case 2: /* DSD mode requested */ case 1: /* PCM mode requested */ err = snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0, USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, fmt->altsetting - 1, 1, NULL, 0); if (err < 0) return err; break; } mdelay(20); } return 0; }

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jurgen kramerjurgen kramer13597.12%150.00%
takashi iwaitakashi iwai42.88%150.00%
Total139100.00%2100.00%


void snd_usb_endpoint_start_quirk(struct snd_usb_endpoint *ep) { /* * "Playback Design" products send bogus feedback data at the start * of the stream. Ignore them. */ if (USB_ID_VENDOR(ep->chip->usb_id) == 0x23ba && ep->type == SND_USB_ENDPOINT_TYPE_SYNC) ep->skip_packets = 4; /* * M-Audio Fast Track C400/C600 - when packets are not skipped, real * world latency varies by approx. +/- 50 frames (at 96KHz) each time * the stream is (re)started. When skipping packets 16 at endpoint * start up, the real world latency is stable within +/- 1 frame (also * across power cycles). */ if ((ep->chip->usb_id == USB_ID(0x0763, 0x2030) || ep->chip->usb_id == USB_ID(0x0763, 0x2031)) && ep->type == SND_USB_ENDPOINT_TYPE_DATA) ep->skip_packets = 16; }

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daniel mackdaniel mack3443.04%125.00%
eldad zackeldad zack2734.18%125.00%
matt gruskinmatt gruskin1620.25%125.00%
takashi iwaitakashi iwai22.53%125.00%
Total79100.00%4100.00%


void snd_usb_set_interface_quirk(struct usb_device *dev) { struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev); if (!chip) return; /* * "Playback Design" products need a 50ms delay after setting the * USB interface. */ switch (USB_ID_VENDOR(chip->usb_id)) { case 0x23ba: /* Playback Design */ case 0x0644: /* TEAC Corp. */ mdelay(50); break; } }

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takashi iwaitakashi iwai2240.00%133.33%
daniel mackdaniel mack2138.18%133.33%
guillaume fougniesguillaume fougnies1221.82%133.33%
Total55100.00%3100.00%

/* quirk applied after snd_usb_ctl_msg(); not applied during boot quirks */
void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe, __u8 request, __u8 requesttype, __u16 value, __u16 index, void *data, __u16 size) { struct snd_usb_audio *chip = dev_get_drvdata(&dev->dev); if (!chip) return; /* * "Playback Design" products need a 20ms delay after each * class compliant request */ if (USB_ID_VENDOR(chip->usb_id) == 0x23ba && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) mdelay(20); /* * "TEAC Corp." products need a 20ms delay after each * class compliant request */ if (USB_ID_VENDOR(chip->usb_id) == 0x0644 && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) mdelay(20); /* Marantz/Denon devices with USB DAC functionality need a delay * after each class compliant request */ if (is_marantz_denon_dac(chip->usb_id) && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) mdelay(20); /* Zoom R16/24 needs a tiny delay here, otherwise requests like * get/set frequency return as failed despite actually succeeding. */ if (chip->usb_id == USB_ID(0x1686, 0x00dd) && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) mdelay(1); }

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daniel mackdaniel mack5536.18%116.67%
takashi iwaitakashi iwai4428.95%233.33%
guillaume fougniesguillaume fougnies2214.47%116.67%
panu matilainenpanu matilainen2113.82%116.67%
jurgen kramerjurgen kramer106.58%116.67%
Total152100.00%6100.00%

/* * snd_usb_interface_dsd_format_quirks() is called from format.c to * augment the PCM format bit-field for DSD types. The UAC standards * don't have a designated bit field to denote DSD-capable interfaces, * hence all hardware that is known to support this format has to be * listed here. */
u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip, struct audioformat *fp, unsigned int sample_bytes) { /* Playback Designs */ if (USB_ID_VENDOR(chip->usb_id) == 0x23ba) { switch (fp->altsetting) { case 1: fp->dsd_dop = true; return SNDRV_PCM_FMTBIT_DSD_U16_LE; case 2: fp->dsd_bitrev = true; return SNDRV_PCM_FMTBIT_DSD_U8; case 3: fp->dsd_bitrev = true; return SNDRV_PCM_FMTBIT_DSD_U16_LE; } } /* XMOS based USB DACs */ switch (chip->usb_id) { case USB_ID(0x20b1, 0x3008): /* iFi Audio micro/nano iDSD */ case USB_ID(0x20b1, 0x2008): /* Matrix Audio X-Sabre */ case USB_ID(0x20b1, 0x300a): /* Matrix Audio Mini-i Pro */ case USB_ID(0x22d9, 0x0416): /* OPPO HA-1 */ if (fp->altsetting == 2) return SNDRV_PCM_FMTBIT_DSD_U32_BE; break; case USB_ID(0x20b1, 0x000a): /* Gustard DAC-X20U */ case USB_ID(0x20b1, 0x2009): /* DIYINHK DSD DXD 384kHz USB to I2S/DSD */ case USB_ID(0x20b1, 0x2023): /* JLsounds I2SoverUSB */ case USB_ID(0x20b1, 0x3023): /* Aune X1S 32BIT/384 DSD DAC */ case USB_ID(0x2616, 0x0106): /* PS Audio NuWave DAC */ if (fp->altsetting == 3) return SNDRV_PCM_FMTBIT_DSD_U32_BE; break; default: break; } /* Denon/Marantz devices with USB DAC functionality */ if (is_marantz_denon_dac(chip->usb_id)) { if (fp->altsetting == 2) return SNDRV_PCM_FMTBIT_DSD_U32_BE; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
jurgen kramerjurgen kramer13360.73%969.23%
daniel mackdaniel mack7835.62%17.69%
takashi iwaitakashi iwai62.74%215.38%
jussi laakojussi laako20.91%17.69%
Total219100.00%13100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
daniel mackdaniel mack261943.28%1518.52%
clemens ladischclemens ladisch126220.86%56.17%
guillaume pelleringuillaume pellerin5519.11%11.23%
takashi iwaitakashi iwai4777.88%1214.81%
damien zammitdamien zammit4337.16%22.47%
jurgen kramerjurgen kramer2794.61%1113.58%
mark hillsmark hills530.88%22.47%
eldad zackeldad zack470.78%22.47%
guillaume fougniesguillaume fougnies340.56%11.23%
vladis dronovvladis dronov340.56%11.23%
eric wongeric wong320.53%22.47%
panu matilainenpanu matilainen210.35%11.23%
ricard wanderlofricard wanderlof200.33%11.23%
joe turnerjoe turner200.33%11.23%
xi wangxi wang190.31%11.23%
dennis kadiogludennis kadioglu180.30%22.47%
matt gruskinmatt gruskin160.26%11.23%
calvin owenscalvin owens140.23%11.23%
eduard gilmutdinoveduard gilmutdinov120.20%11.23%
joseph teichmanjoseph teichman100.17%11.23%
adam honseadam honse90.15%11.23%
anssi hannulaanssi hannula90.15%11.23%
wolfgang breyhawolfgang breyha90.15%11.23%
vittorio g (vittgam)vittorio g (vittgam)90.15%11.23%
victor clementvictor clement90.15%11.23%
lev lybinlev lybin70.12%11.23%
kristian amliekristian amlie60.10%11.23%
krzysztof foltmankrzysztof foltman60.10%11.23%
thomas meyerthomas meyer50.08%11.23%
stephen rothwellstephen rothwell30.05%11.23%
jussi laakojussi laako20.03%11.23%
david henningssondavid henningsson10.02%11.23%
lucas de marchilucas de marchi10.02%11.23%
jiri slabyjiri slaby10.02%11.23%
eric lammertseric lammerts10.02%11.23%
adam buchbinderadam buchbinder10.02%11.23%
paul s mcspaddenpaul s mcspadden10.02%11.23%
Total6051100.00%81100.00%
Directory: sound/usb
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