Lines Matching +full:chip +full:- +full:id
1 // SPDX-License-Identifier: GPL-2.0-or-later
15 * - the linked URBs would be preferred but not used so far because of
17 * - type II is not supported properly. there is no device which supports
33 #include <linux/usb/audio-v2.h>
34 #include <linux/usb/audio-v3.h>
63 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
64 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ variable
67 static int vid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 };
68 static int pid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 };
83 module_param_array(id, charp, NULL, 0444);
84 MODULE_PARM_DESC(id, "ID string for the USB audio adapter.");
88 MODULE_PARM_DESC(vid, "Vendor ID for the USB audio device.");
90 MODULE_PARM_DESC(pid, "Product ID for the USB audio device.");
97 MODULE_PARM_DESC(autoclock, "Enable auto-clock selection for UAC2 devices (default: yes).");
103 MODULE_PARM_DESC(delayed_register, "Quirk for delayed registration, given by id:iface, e.g. 0123abc…
132 subs = &as->substream[idx]; in snd_usb_stream_disconnect()
133 if (!subs->num_formats) in snd_usb_stream_disconnect()
135 subs->data_endpoint = NULL; in snd_usb_stream_disconnect()
136 subs->sync_endpoint = NULL; in snd_usb_stream_disconnect()
140 static int snd_usb_create_stream(struct snd_usb_audio *chip, int ctrlif, int interface) in snd_usb_create_stream() argument
142 struct usb_device *dev = chip->dev; in snd_usb_create_stream()
148 dev_err(&dev->dev, "%u:%d : does not exist\n", in snd_usb_create_stream()
150 return -EINVAL; in snd_usb_create_stream()
153 alts = &iface->altsetting[0]; in snd_usb_create_stream()
160 if ((chip->usb_id == USB_ID(0x18d1, 0x2d04) || in snd_usb_create_stream()
161 chip->usb_id == USB_ID(0x18d1, 0x2d05)) && in snd_usb_create_stream()
163 altsd->bInterfaceClass == USB_CLASS_VENDOR_SPEC && in snd_usb_create_stream()
164 altsd->bInterfaceSubClass == USB_SUBCLASS_VENDOR_SPEC) { in snd_usb_create_stream()
168 return -EINVAL; in snd_usb_create_stream()
169 alts = &iface->altsetting[0]; in snd_usb_create_stream()
174 dev_dbg(&dev->dev, "%d:%d: skipping, already claimed\n", in snd_usb_create_stream()
176 return -EINVAL; in snd_usb_create_stream()
179 if ((altsd->bInterfaceClass == USB_CLASS_AUDIO || in snd_usb_create_stream()
180 altsd->bInterfaceClass == USB_CLASS_VENDOR_SPEC) && in snd_usb_create_stream()
181 altsd->bInterfaceSubClass == USB_SUBCLASS_MIDISTREAMING) { in snd_usb_create_stream()
182 int err = snd_usb_midi_v2_create(chip, iface, NULL, in snd_usb_create_stream()
183 chip->usb_id); in snd_usb_create_stream()
185 dev_err(&dev->dev, in snd_usb_create_stream()
188 return -EINVAL; in snd_usb_create_stream()
194 if ((altsd->bInterfaceClass != USB_CLASS_AUDIO && in snd_usb_create_stream()
195 altsd->bInterfaceClass != USB_CLASS_VENDOR_SPEC) || in snd_usb_create_stream()
196 altsd->bInterfaceSubClass != USB_SUBCLASS_AUDIOSTREAMING) { in snd_usb_create_stream()
197 dev_dbg(&dev->dev, in snd_usb_create_stream()
198 "%u:%d: skipping non-supported interface %d\n", in snd_usb_create_stream()
199 ctrlif, interface, altsd->bInterfaceClass); in snd_usb_create_stream()
200 /* skip non-supported classes */ in snd_usb_create_stream()
201 return -EINVAL; in snd_usb_create_stream()
205 dev_err(&dev->dev, "low speed audio streaming not supported\n"); in snd_usb_create_stream()
206 return -EINVAL; in snd_usb_create_stream()
209 if (! snd_usb_parse_audio_interface(chip, interface)) { in snd_usb_create_stream()
221 static int snd_usb_create_streams(struct snd_usb_audio *chip, int ctrlif) in snd_usb_create_streams() argument
223 struct usb_device *dev = chip->dev; in snd_usb_create_streams()
229 host_iface = &usb_ifnum_to_if(dev, ctrlif)->altsetting[0]; in snd_usb_create_streams()
231 protocol = altsd->bInterfaceProtocol; in snd_usb_create_streams()
235 dev_warn(&dev->dev, in snd_usb_create_streams()
244 h1 = snd_usb_find_csint_desc(host_iface->extra, in snd_usb_create_streams()
245 host_iface->extralen, in snd_usb_create_streams()
247 if (!h1 || h1->bLength < sizeof(*h1)) { in snd_usb_create_streams()
248 dev_err(&dev->dev, "cannot find UAC_HEADER\n"); in snd_usb_create_streams()
249 return -EINVAL; in snd_usb_create_streams()
252 rest_bytes = (void *)(host_iface->extra + in snd_usb_create_streams()
253 host_iface->extralen) - (void *)h1; in snd_usb_create_streams()
255 /* just to be sure -- this shouldn't hit at all */ in snd_usb_create_streams()
257 dev_err(&dev->dev, "invalid control header\n"); in snd_usb_create_streams()
258 return -EINVAL; in snd_usb_create_streams()
262 dev_err(&dev->dev, "too short v1 buffer descriptor\n"); in snd_usb_create_streams()
263 return -EINVAL; in snd_usb_create_streams()
266 if (!h1->bInCollection) { in snd_usb_create_streams()
267 dev_info(&dev->dev, "skipping empty audio interface (v1)\n"); in snd_usb_create_streams()
268 return -EINVAL; in snd_usb_create_streams()
271 if (rest_bytes < h1->bLength) { in snd_usb_create_streams()
272 dev_err(&dev->dev, "invalid buffer length (v1)\n"); in snd_usb_create_streams()
273 return -EINVAL; in snd_usb_create_streams()
276 if (h1->bLength < sizeof(*h1) + h1->bInCollection) { in snd_usb_create_streams()
277 dev_err(&dev->dev, "invalid UAC_HEADER (v1)\n"); in snd_usb_create_streams()
278 return -EINVAL; in snd_usb_create_streams()
281 for (i = 0; i < h1->bInCollection; i++) in snd_usb_create_streams()
282 snd_usb_create_stream(chip, ctrlif, h1->baInterfaceNr[i]); in snd_usb_create_streams()
290 usb_ifnum_to_if(dev, ctrlif)->intf_assoc; in snd_usb_create_streams()
295 * the IAD on the NuForce UDH-100, also check the next in snd_usb_create_streams()
301 iface->intf_assoc && in snd_usb_create_streams()
302 iface->intf_assoc->bFunctionClass == USB_CLASS_AUDIO && in snd_usb_create_streams()
303 iface->intf_assoc->bFunctionProtocol == UAC_VERSION_2) in snd_usb_create_streams()
304 assoc = iface->intf_assoc; in snd_usb_create_streams()
308 dev_err(&dev->dev, "Audio class v2/v3 interfaces need an interface association\n"); in snd_usb_create_streams()
309 return -EINVAL; in snd_usb_create_streams()
313 int badd = assoc->bFunctionSubClass; in snd_usb_create_streams()
318 dev_err(&dev->dev, in snd_usb_create_streams()
320 return -EINVAL; in snd_usb_create_streams()
323 chip->badd_profile = badd; in snd_usb_create_streams()
326 for (i = 0; i < assoc->bInterfaceCount; i++) { in snd_usb_create_streams()
327 int intf = assoc->bFirstInterface + i; in snd_usb_create_streams()
330 snd_usb_create_stream(chip, ctrlif, intf); in snd_usb_create_streams()
344 u32 id; member
347 const char *profile_name; /* override card->longname */
351 { .id = USB_ID(vid, pid), .vendor_name = (vendor), \
356 /* vendor/product and profile name presets, sorted in device id order */
360 "HP-Thunderbolt-Dock-Audio-Headset"),
363 "HP-Thunderbolt-Dock-Audio-Module"),
366 * TRX40 Aorus Master has two USB-audio devices, one for the front
367 * headphone with ESS SABRE9218 DAC chip, while another for the rest
368 * I/O (the rear panel and the front mic) with Realtek ALC1220-VB.
372 "Gigabyte-Aorus-Master-Front-Headphone"),
374 "Gigabyte-Aorus-Master-Main-Audio"),
378 "Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
380 /* Creative/E-Mu devices */
382 /* Creative/Toshiba Multimedia Center SB-0500 */
383 DEVICE_NAME(0x041e, 0x3048, "Toshiba", "SB-0500"),
386 DEVICE_NAME(0x046d, 0x0867, "Logitech, Inc.", "Logi-MeetUp"),
387 DEVICE_NAME(0x046d, 0x0874, "Logitech, Inc.", "Logi-Tap-Audio"),
388 DEVICE_NAME(0x046d, 0x087c, "Logitech, Inc.", "Logi-Huddle"),
389 DEVICE_NAME(0x046d, 0x0898, "Logitech, Inc.", "Logi-RB-Audio"),
390 DEVICE_NAME(0x046d, 0x08d2, "Logitech, Inc.", "Logi-RBM-Audio"),
400 "Zenith-II-Front-Headphone"),
402 "Zenith-II-Main-Audio"),
406 "Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
407 /* ASUS PRIME TRX40 PRO-S */
409 "Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
412 PROFILE_NAME(0x0bda, 0x4014, "Dell", "WD15 Dock", "Dell-WD15-Dock"),
414 PROFILE_NAME(0x0bda, 0x402e, "Dell", "WD19 Dock", "Dell-WD15-Dock"),
427 "Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
430 "Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
432 DEVICE_NAME(0x0fd9, 0x0008, "Hauppauge", "HVR-950Q"),
439 DEVICE_NAME(0x13e5, 0x0001, "Rane", "SL-1"),
441 /* Lenovo ThinkStation P620 Rear Line-in, Line-out and Microphone */
443 "Lenovo-ThinkStation-P620-Rear"),
446 "Lenovo-ThinkStation-P620-Main"),
450 "Realtek", "ALC1220-VB-DT", "Realtek-ALC1220-VB-Desktop"),
452 DEVICE_NAME(0x2040, 0x7200, "Hauppauge", "HVR-950Q"),
453 DEVICE_NAME(0x2040, 0x7201, "Hauppauge", "HVR-950Q-MXL"),
454 DEVICE_NAME(0x2040, 0x7210, "Hauppauge", "HVR-950Q"),
455 DEVICE_NAME(0x2040, 0x7211, "Hauppauge", "HVR-950Q-MXL"),
456 DEVICE_NAME(0x2040, 0x7213, "Hauppauge", "HVR-950Q"),
457 DEVICE_NAME(0x2040, 0x7217, "Hauppauge", "HVR-950Q"),
458 DEVICE_NAME(0x2040, 0x721b, "Hauppauge", "HVR-950Q"),
459 DEVICE_NAME(0x2040, 0x721e, "Hauppauge", "HVR-950Q"),
460 DEVICE_NAME(0x2040, 0x721f, "Hauppauge", "HVR-950Q"),
461 DEVICE_NAME(0x2040, 0x7240, "Hauppauge", "HVR-850"),
462 DEVICE_NAME(0x2040, 0x7260, "Hauppauge", "HVR-950Q"),
463 DEVICE_NAME(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
464 DEVICE_NAME(0x2040, 0x7280, "Hauppauge", "HVR-950Q"),
465 DEVICE_NAME(0x2040, 0x7281, "Hauppauge", "HVR-950Q-MXL"),
472 lookup_device_name(u32 id) in lookup_device_name() argument
476 for (p = usb_audio_names; p->id; p++) in lookup_device_name()
477 if (p->id == id) in lookup_device_name()
483 * free the chip instance
491 struct snd_usb_audio *chip = card->private_data; in snd_usb_audio_free() local
493 snd_usb_endpoint_free_all(chip); in snd_usb_audio_free()
494 snd_usb_midi_v2_free_all(chip); in snd_usb_audio_free()
496 mutex_destroy(&chip->mutex); in snd_usb_audio_free()
497 if (!atomic_read(&chip->shutdown)) in snd_usb_audio_free()
498 dev_set_drvdata(&chip->dev->dev, NULL); in snd_usb_audio_free()
502 struct snd_usb_audio *chip, in usb_audio_make_shortname() argument
505 struct snd_card *card = chip->card; in usb_audio_make_shortname()
509 preset = lookup_device_name(chip->usb_id); in usb_audio_make_shortname()
510 if (preset && preset->product_name) in usb_audio_make_shortname()
511 s = preset->product_name; in usb_audio_make_shortname()
512 else if (quirk && quirk->product_name) in usb_audio_make_shortname()
513 s = quirk->product_name; in usb_audio_make_shortname()
515 strscpy(card->shortname, s, sizeof(card->shortname)); in usb_audio_make_shortname()
520 if (!dev->descriptor.iProduct || in usb_audio_make_shortname()
521 usb_string(dev, dev->descriptor.iProduct, in usb_audio_make_shortname()
522 card->shortname, sizeof(card->shortname)) <= 0) { in usb_audio_make_shortname()
523 /* no name available from anywhere, so use ID */ in usb_audio_make_shortname()
524 sprintf(card->shortname, "USB Device %#04x:%#04x", in usb_audio_make_shortname()
525 USB_ID_VENDOR(chip->usb_id), in usb_audio_make_shortname()
526 USB_ID_PRODUCT(chip->usb_id)); in usb_audio_make_shortname()
529 strim(card->shortname); in usb_audio_make_shortname()
533 struct snd_usb_audio *chip, in usb_audio_make_longname() argument
536 struct snd_card *card = chip->card; in usb_audio_make_longname()
541 preset = lookup_device_name(chip->usb_id); in usb_audio_make_longname()
543 /* shortcut - if any pre-defined string is given, use it */ in usb_audio_make_longname()
544 if (preset && preset->profile_name) in usb_audio_make_longname()
545 s = preset->profile_name; in usb_audio_make_longname()
547 strscpy(card->longname, s, sizeof(card->longname)); in usb_audio_make_longname()
551 if (preset && preset->vendor_name) in usb_audio_make_longname()
552 s = preset->vendor_name; in usb_audio_make_longname()
553 else if (quirk && quirk->vendor_name) in usb_audio_make_longname()
554 s = quirk->vendor_name; in usb_audio_make_longname()
555 *card->longname = 0; in usb_audio_make_longname()
557 strscpy(card->longname, s, sizeof(card->longname)); in usb_audio_make_longname()
560 if (dev->descriptor.iManufacturer) in usb_audio_make_longname()
561 usb_string(dev, dev->descriptor.iManufacturer, in usb_audio_make_longname()
562 card->longname, sizeof(card->longname)); in usb_audio_make_longname()
565 if (*card->longname) { in usb_audio_make_longname()
566 strim(card->longname); in usb_audio_make_longname()
567 if (*card->longname) in usb_audio_make_longname()
568 strlcat(card->longname, " ", sizeof(card->longname)); in usb_audio_make_longname()
571 strlcat(card->longname, card->shortname, sizeof(card->longname)); in usb_audio_make_longname()
573 len = strlcat(card->longname, " at ", sizeof(card->longname)); in usb_audio_make_longname()
575 if (len < sizeof(card->longname)) in usb_audio_make_longname()
576 usb_make_path(dev, card->longname + len, sizeof(card->longname) - len); in usb_audio_make_longname()
580 strlcat(card->longname, ", low speed", sizeof(card->longname)); in usb_audio_make_longname()
583 strlcat(card->longname, ", full speed", sizeof(card->longname)); in usb_audio_make_longname()
586 strlcat(card->longname, ", high speed", sizeof(card->longname)); in usb_audio_make_longname()
589 strlcat(card->longname, ", super speed", sizeof(card->longname)); in usb_audio_make_longname()
592 strlcat(card->longname, ", super speed plus", sizeof(card->longname)); in usb_audio_make_longname()
600 * create a chip instance and set its names.
609 struct snd_usb_audio *chip; in snd_usb_audio_create() local
623 dev_err(&dev->dev, "unknown device speed %d\n", snd_usb_get_speed(dev)); in snd_usb_audio_create()
624 return -ENXIO; in snd_usb_audio_create()
627 err = snd_card_new(&intf->dev, index[idx], id[idx], THIS_MODULE, in snd_usb_audio_create()
628 sizeof(*chip), &card); in snd_usb_audio_create()
630 dev_err(&dev->dev, "cannot create card instance %d\n", idx); in snd_usb_audio_create()
634 chip = card->private_data; in snd_usb_audio_create()
635 mutex_init(&chip->mutex); in snd_usb_audio_create()
636 init_waitqueue_head(&chip->shutdown_wait); in snd_usb_audio_create()
637 chip->index = idx; in snd_usb_audio_create()
638 chip->dev = dev; in snd_usb_audio_create()
639 chip->card = card; in snd_usb_audio_create()
640 chip->setup = device_setup[idx]; in snd_usb_audio_create()
641 chip->generic_implicit_fb = implicit_fb[idx]; in snd_usb_audio_create()
642 chip->autoclock = autoclock; in snd_usb_audio_create()
643 chip->lowlatency = lowlatency; in snd_usb_audio_create()
644 atomic_set(&chip->active, 1); /* avoid autopm during probing */ in snd_usb_audio_create()
645 atomic_set(&chip->usage_count, 0); in snd_usb_audio_create()
646 atomic_set(&chip->shutdown, 0); in snd_usb_audio_create()
648 chip->usb_id = usb_id; in snd_usb_audio_create()
649 INIT_LIST_HEAD(&chip->pcm_list); in snd_usb_audio_create()
650 INIT_LIST_HEAD(&chip->ep_list); in snd_usb_audio_create()
651 INIT_LIST_HEAD(&chip->iface_ref_list); in snd_usb_audio_create()
652 INIT_LIST_HEAD(&chip->clock_ref_list); in snd_usb_audio_create()
653 INIT_LIST_HEAD(&chip->midi_list); in snd_usb_audio_create()
654 INIT_LIST_HEAD(&chip->midi_v2_list); in snd_usb_audio_create()
655 INIT_LIST_HEAD(&chip->mixer_list); in snd_usb_audio_create()
658 chip->quirk_flags = quirk_flags[idx]; in snd_usb_audio_create()
660 snd_usb_init_quirk_flags(chip); in snd_usb_audio_create()
662 card->private_free = snd_usb_audio_free; in snd_usb_audio_create()
664 strcpy(card->driver, "USB-Audio"); in snd_usb_audio_create()
666 USB_ID_VENDOR(chip->usb_id), USB_ID_PRODUCT(chip->usb_id)); in snd_usb_audio_create()
669 usb_audio_make_shortname(dev, chip, quirk); in snd_usb_audio_create()
670 usb_audio_make_longname(dev, chip, quirk); in snd_usb_audio_create()
672 snd_usb_audio_create_proc(chip); in snd_usb_audio_create()
674 *rchip = chip; in snd_usb_audio_create()
678 /* look for a matching quirk alias id */
679 static bool get_alias_id(struct usb_device *dev, unsigned int *id) in get_alias_id() argument
687 src != *id) in get_alias_id()
689 dev_info(&dev->dev, in get_alias_id()
691 USB_ID_VENDOR(*id), USB_ID_PRODUCT(*id), in get_alias_id()
693 *id = dst; in get_alias_id()
700 static int check_delayed_register_option(struct snd_usb_audio *chip) in check_delayed_register_option() argument
703 unsigned int id, inum; in check_delayed_register_option() local
707 sscanf(delayed_register[i], "%x:%x", &id, &inum) == 2 && in check_delayed_register_option()
708 id == chip->usb_id) in check_delayed_register_option()
712 return -1; in check_delayed_register_option()
718 static void find_last_interface(struct snd_usb_audio *chip) in find_last_interface() argument
720 struct usb_host_config *config = chip->dev->actconfig; in find_last_interface()
726 for (i = 0; i < config->desc.bNumInterfaces; i++) { in find_last_interface()
727 intf = config->interface[i]; in find_last_interface()
729 chip->last_iface = intf->altsetting[0].desc.bInterfaceNumber; in find_last_interface()
731 usb_audio_dbg(chip, "Found last interface = %d\n", chip->last_iface); in find_last_interface()
736 get_alias_quirk(struct usb_device *dev, unsigned int id) in get_alias_quirk() argument
740 for (p = usb_audio_ids; p->match_flags; p++) { in get_alias_quirk()
742 if ((p->match_flags & USB_DEVICE_ID_MATCH_DEVICE) == in get_alias_quirk()
744 p->idVendor == USB_ID_VENDOR(id) && in get_alias_quirk()
745 p->idProduct == USB_ID_PRODUCT(id)) in get_alias_quirk()
746 return (const struct snd_usb_audio_quirk *)p->driver_info; in get_alias_quirk()
755 static int try_to_register_card(struct snd_usb_audio *chip, int ifnum) in try_to_register_card() argument
757 if (check_delayed_register_option(chip) == ifnum || in try_to_register_card()
758 chip->last_iface == ifnum || in try_to_register_card()
759 usb_interface_claimed(usb_ifnum_to_if(chip->dev, chip->last_iface))) in try_to_register_card()
760 return snd_card_register(chip->card); in try_to_register_card()
779 (const struct snd_usb_audio_quirk *)usb_id->driver_info; in usb_audio_probe()
780 struct snd_usb_audio *chip; in usb_audio_probe() local
784 u32 id; in usb_audio_probe() local
786 alts = &intf->altsetting[0]; in usb_audio_probe()
787 ifnum = get_iface_desc(alts)->bInterfaceNumber; in usb_audio_probe()
788 id = USB_ID(le16_to_cpu(dev->descriptor.idVendor), in usb_audio_probe()
789 le16_to_cpu(dev->descriptor.idProduct)); in usb_audio_probe()
790 if (get_alias_id(dev, &id)) in usb_audio_probe()
791 quirk = get_alias_quirk(dev, id); in usb_audio_probe()
792 if (quirk && quirk->ifnum >= 0 && ifnum != quirk->ifnum) in usb_audio_probe()
793 return -ENXIO; in usb_audio_probe()
794 if (quirk && quirk->ifnum == QUIRK_NODEV_INTERFACE) in usb_audio_probe()
795 return -ENODEV; in usb_audio_probe()
797 err = snd_usb_apply_boot_quirk(dev, intf, quirk, id); in usb_audio_probe()
806 chip = NULL; in usb_audio_probe()
809 if (usb_chip[i] && usb_chip[i]->dev == dev) { in usb_audio_probe()
810 if (atomic_read(&usb_chip[i]->shutdown)) { in usb_audio_probe()
811 dev_err(&dev->dev, "USB device is in the shutdown state, cannot create a card instance\n"); in usb_audio_probe()
812 err = -EIO; in usb_audio_probe()
815 chip = usb_chip[i]; in usb_audio_probe()
816 atomic_inc(&chip->active); /* avoid autopm */ in usb_audio_probe()
820 if (! chip) { in usb_audio_probe()
821 err = snd_usb_apply_boot_quirk_once(dev, intf, quirk, id); in usb_audio_probe()
830 (vid[i] == -1 || vid[i] == USB_ID_VENDOR(id)) && in usb_audio_probe()
831 (pid[i] == -1 || pid[i] == USB_ID_PRODUCT(id))) { in usb_audio_probe()
834 id, &chip); in usb_audio_probe()
838 } else if (vid[i] != -1 || pid[i] != -1) { in usb_audio_probe()
839 dev_info(&dev->dev, in usb_audio_probe()
841 USB_ID_VENDOR(id), in usb_audio_probe()
842 USB_ID_PRODUCT(id)); in usb_audio_probe()
843 err = -ENOENT; in usb_audio_probe()
847 if (!chip) { in usb_audio_probe()
848 dev_err(&dev->dev, "no available usb audio device\n"); in usb_audio_probe()
849 err = -ENODEV; in usb_audio_probe()
852 find_last_interface(chip); in usb_audio_probe()
855 if (chip->num_interfaces >= MAX_CARD_INTERFACES) { in usb_audio_probe()
856 dev_info(&dev->dev, "Too many interfaces assigned to the single USB-audio card\n"); in usb_audio_probe()
857 err = -EINVAL; in usb_audio_probe()
861 dev_set_drvdata(&dev->dev, chip); in usb_audio_probe()
864 chip->quirk_flags |= QUIRK_FLAG_IGNORE_CTL_ERROR; in usb_audio_probe()
866 if (chip->quirk_flags & QUIRK_FLAG_DISABLE_AUTOSUSPEND) in usb_audio_probe()
874 if (!chip->ctrl_intf) in usb_audio_probe()
875 chip->ctrl_intf = alts; in usb_audio_probe()
878 if (quirk && quirk->ifnum != QUIRK_NO_INTERFACE) { in usb_audio_probe()
880 err = snd_usb_create_quirk(chip, intf, &usb_audio_driver, quirk); in usb_audio_probe()
887 err = snd_usb_create_streams(chip, ifnum); in usb_audio_probe()
890 err = snd_usb_create_mixer(chip, ifnum); in usb_audio_probe()
895 if (chip->need_delayed_register) { in usb_audio_probe()
896 dev_info(&dev->dev, in usb_audio_probe()
897 "Found post-registration device assignment: %08x:%02x\n", in usb_audio_probe()
898 chip->usb_id, ifnum); in usb_audio_probe()
899 chip->need_delayed_register = false; /* clear again */ in usb_audio_probe()
902 err = try_to_register_card(chip, ifnum); in usb_audio_probe()
906 if (chip->quirk_flags & QUIRK_FLAG_SHARE_MEDIA_DEVICE) { in usb_audio_probe()
908 snd_media_device_create(chip, intf); in usb_audio_probe()
912 chip->quirk_type = quirk->type; in usb_audio_probe()
914 usb_chip[chip->index] = chip; in usb_audio_probe()
915 chip->intf[chip->num_interfaces] = intf; in usb_audio_probe()
916 chip->num_interfaces++; in usb_audio_probe()
917 usb_set_intfdata(intf, chip); in usb_audio_probe()
918 atomic_dec(&chip->active); in usb_audio_probe()
924 if (chip) in usb_audio_probe()
925 try_to_register_card(chip, ifnum); in usb_audio_probe()
928 if (chip) { in usb_audio_probe()
929 /* chip->active is inside the chip->card object, in usb_audio_probe()
932 atomic_dec(&chip->active); in usb_audio_probe()
933 if (!chip->num_interfaces) in usb_audio_probe()
934 snd_card_free(chip->card); in usb_audio_probe()
946 struct snd_usb_audio *chip = usb_get_intfdata(intf); in usb_audio_disconnect() local
950 if (chip == USB_AUDIO_IFACE_UNUSED) in usb_audio_disconnect()
953 card = chip->card; in usb_audio_disconnect()
956 if (atomic_inc_return(&chip->shutdown) == 1) { in usb_audio_disconnect()
964 wait_event(chip->shutdown_wait, in usb_audio_disconnect()
965 !atomic_read(&chip->usage_count)); in usb_audio_disconnect()
968 list_for_each_entry(as, &chip->pcm_list, list) { in usb_audio_disconnect()
972 list_for_each_entry(ep, &chip->ep_list, list) { in usb_audio_disconnect()
976 list_for_each(p, &chip->midi_list) { in usb_audio_disconnect()
979 snd_usb_midi_v2_disconnect_all(chip); in usb_audio_disconnect()
981 * Nice to check quirk && quirk->shares_media_device and in usb_audio_disconnect()
986 snd_media_device_delete(chip); in usb_audio_disconnect()
989 list_for_each_entry(mixer, &chip->mixer_list, list) { in usb_audio_disconnect()
994 if (chip->quirk_flags & QUIRK_FLAG_DISABLE_AUTOSUSPEND) in usb_audio_disconnect()
997 chip->num_interfaces--; in usb_audio_disconnect()
998 if (chip->num_interfaces <= 0) { in usb_audio_disconnect()
999 usb_chip[chip->index] = NULL; in usb_audio_disconnect()
1008 int snd_usb_lock_shutdown(struct snd_usb_audio *chip) in snd_usb_lock_shutdown() argument
1012 atomic_inc(&chip->usage_count); in snd_usb_lock_shutdown()
1013 if (atomic_read(&chip->shutdown)) { in snd_usb_lock_shutdown()
1014 err = -EIO; in snd_usb_lock_shutdown()
1017 err = snd_usb_autoresume(chip); in snd_usb_lock_shutdown()
1023 if (atomic_dec_and_test(&chip->usage_count)) in snd_usb_lock_shutdown()
1024 wake_up(&chip->shutdown_wait); in snd_usb_lock_shutdown()
1029 void snd_usb_unlock_shutdown(struct snd_usb_audio *chip) in snd_usb_unlock_shutdown() argument
1031 snd_usb_autosuspend(chip); in snd_usb_unlock_shutdown()
1032 if (atomic_dec_and_test(&chip->usage_count)) in snd_usb_unlock_shutdown()
1033 wake_up(&chip->shutdown_wait); in snd_usb_unlock_shutdown()
1036 int snd_usb_autoresume(struct snd_usb_audio *chip) in snd_usb_autoresume() argument
1040 if (atomic_read(&chip->shutdown)) in snd_usb_autoresume()
1041 return -EIO; in snd_usb_autoresume()
1042 if (atomic_inc_return(&chip->active) != 1) in snd_usb_autoresume()
1045 for (i = 0; i < chip->num_interfaces; i++) { in snd_usb_autoresume()
1046 err = usb_autopm_get_interface(chip->intf[i]); in snd_usb_autoresume()
1049 while (--i >= 0) in snd_usb_autoresume()
1050 usb_autopm_put_interface(chip->intf[i]); in snd_usb_autoresume()
1051 atomic_dec(&chip->active); in snd_usb_autoresume()
1058 void snd_usb_autosuspend(struct snd_usb_audio *chip) in snd_usb_autosuspend() argument
1062 if (atomic_read(&chip->shutdown)) in snd_usb_autosuspend()
1064 if (!atomic_dec_and_test(&chip->active)) in snd_usb_autosuspend()
1067 for (i = 0; i < chip->num_interfaces; i++) in snd_usb_autosuspend()
1068 usb_autopm_put_interface(chip->intf[i]); in snd_usb_autosuspend()
1073 struct snd_usb_audio *chip = usb_get_intfdata(intf); in usb_audio_suspend() local
1079 if (chip == USB_AUDIO_IFACE_UNUSED) in usb_audio_suspend()
1082 if (!chip->num_suspended_intf++) { in usb_audio_suspend()
1083 list_for_each_entry(as, &chip->pcm_list, list) in usb_audio_suspend()
1085 list_for_each_entry(ep, &chip->ep_list, list) in usb_audio_suspend()
1087 list_for_each(p, &chip->midi_list) in usb_audio_suspend()
1089 list_for_each_entry(mixer, &chip->mixer_list, list) in usb_audio_suspend()
1091 snd_usb_midi_v2_suspend_all(chip); in usb_audio_suspend()
1094 if (!PMSG_IS_AUTO(message) && !chip->system_suspend) { in usb_audio_suspend()
1095 snd_power_change_state(chip->card, SNDRV_CTL_POWER_D3hot); in usb_audio_suspend()
1096 chip->system_suspend = chip->num_suspended_intf; in usb_audio_suspend()
1104 struct snd_usb_audio *chip = usb_get_intfdata(intf); in usb_audio_resume() local
1110 if (chip == USB_AUDIO_IFACE_UNUSED) in usb_audio_resume()
1113 atomic_inc(&chip->active); /* avoid autopm */ in usb_audio_resume()
1114 if (chip->num_suspended_intf > 1) in usb_audio_resume()
1117 list_for_each_entry(as, &chip->pcm_list, list) { in usb_audio_resume()
1127 list_for_each_entry(mixer, &chip->mixer_list, list) { in usb_audio_resume()
1133 list_for_each(p, &chip->midi_list) { in usb_audio_resume()
1137 snd_usb_midi_v2_resume_all(chip); in usb_audio_resume()
1140 if (chip->num_suspended_intf == chip->system_suspend) { in usb_audio_resume()
1141 snd_power_change_state(chip->card, SNDRV_CTL_POWER_D0); in usb_audio_resume()
1142 chip->system_suspend = 0; in usb_audio_resume()
1144 chip->num_suspended_intf--; in usb_audio_resume()
1147 atomic_dec(&chip->active); /* allow autopm after this point */ in usb_audio_resume()
1152 #include "quirks-table.h"
1165 .name = "snd-usb-audio",