Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __USBAUDIO_H |
| 2 | #define __USBAUDIO_H |
| 3 | /* |
| 4 | * (Tentative) USB Audio Driver for ALSA |
| 5 | * |
| 6 | * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de> |
| 7 | * |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 22 | */ |
| 23 | |
Clemens Ladisch | 27d10f5 | 2005-05-02 08:51:26 +0200 | [diff] [blame] | 24 | /* handling of USB vendor/product ID pairs as 32-bit numbers */ |
| 25 | #define USB_ID(vendor, product) (((vendor) << 16) | (product)) |
| 26 | #define USB_ID_VENDOR(id) ((id) >> 16) |
| 27 | #define USB_ID_PRODUCT(id) ((u16)(id)) |
| 28 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | /* |
Daniel Mack | e577999 | 2010-03-04 19:46:13 +0100 | [diff] [blame] | 30 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | */ |
| 32 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | struct snd_usb_audio { |
| 34 | int index; |
| 35 | struct usb_device *dev; |
Takashi Iwai | 86e07d3 | 2005-11-17 15:08:02 +0100 | [diff] [blame] | 36 | struct snd_card *card; |
Oliver Neukum | 88a8516 | 2011-03-11 14:51:12 +0100 | [diff] [blame] | 37 | struct usb_interface *pm_intf; |
Clemens Ladisch | 27d10f5 | 2005-05-02 08:51:26 +0200 | [diff] [blame] | 38 | u32 usb_id; |
Daniel Mack | 596580d | 2012-04-12 13:51:10 +0200 | [diff] [blame] | 39 | struct mutex mutex; |
Takashi Iwai | 34f3c89 | 2012-10-15 12:16:02 +0200 | [diff] [blame] | 40 | struct rw_semaphore shutdown_rwsem; |
Oliver Neukum | 88a8516 | 2011-03-11 14:51:12 +0100 | [diff] [blame] | 41 | unsigned int shutdown:1; |
| 42 | unsigned int probing:1; |
| 43 | unsigned int autosuspended:1; |
John S. Gruber | 98e89f6 | 2009-12-27 12:19:58 -0500 | [diff] [blame] | 44 | unsigned int txfr_quirk:1; /* Subframe boundaries on transfers */ |
Oliver Neukum | 88a8516 | 2011-03-11 14:51:12 +0100 | [diff] [blame] | 45 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | int num_interfaces; |
Oliver Neukum | f85bf29 | 2007-12-14 14:42:41 +0100 | [diff] [blame] | 47 | int num_suspended_intf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | |
| 49 | struct list_head pcm_list; /* list of pcm streams */ |
Daniel Mack | 8fdff6a | 2012-04-12 13:51:11 +0200 | [diff] [blame] | 50 | struct list_head ep_list; /* list of audio-related endpoints */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | int pcm_devs; |
| 52 | |
| 53 | struct list_head midi_list; /* list of midi interfaces */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 54 | |
Clemens Ladisch | 84957a8 | 2005-04-29 16:23:13 +0200 | [diff] [blame] | 55 | struct list_head mixer_list; /* list of mixer interfaces */ |
Daniel Mack | e577999 | 2010-03-04 19:46:13 +0100 | [diff] [blame] | 56 | |
| 57 | int setup; /* from the 'device_setup' module param */ |
| 58 | int nrpacks; /* from the 'nrpacks' module param */ |
Eldad Zack | ef02e29 | 2013-04-03 23:18:56 +0200 | [diff] [blame] | 59 | bool autoclock; /* from the 'autoclock' module param */ |
Daniel Mack | 79f920f | 2010-05-31 14:51:31 +0200 | [diff] [blame] | 60 | |
| 61 | struct usb_host_interface *ctrl_intf; /* the audio control interface */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | }; |
| 63 | |
| 64 | /* |
| 65 | * Information about devices with broken descriptors |
| 66 | */ |
| 67 | |
| 68 | /* special values for .ifnum */ |
| 69 | #define QUIRK_NO_INTERFACE -2 |
| 70 | #define QUIRK_ANY_INTERFACE -1 |
| 71 | |
Clemens Ladisch | 854af95 | 2005-07-25 16:19:10 +0200 | [diff] [blame] | 72 | enum quirk_type { |
| 73 | QUIRK_IGNORE_INTERFACE, |
| 74 | QUIRK_COMPOSITE, |
Clemens Ladisch | aafe77c | 2013-03-31 23:43:12 +0200 | [diff] [blame] | 75 | QUIRK_AUTODETECT, |
Clemens Ladisch | 854af95 | 2005-07-25 16:19:10 +0200 | [diff] [blame] | 76 | QUIRK_MIDI_STANDARD_INTERFACE, |
| 77 | QUIRK_MIDI_FIXED_ENDPOINT, |
| 78 | QUIRK_MIDI_YAMAHA, |
Clemens Ladisch | aafe77c | 2013-03-31 23:43:12 +0200 | [diff] [blame] | 79 | QUIRK_MIDI_ROLAND, |
Clemens Ladisch | 854af95 | 2005-07-25 16:19:10 +0200 | [diff] [blame] | 80 | QUIRK_MIDI_MIDIMAN, |
| 81 | QUIRK_MIDI_NOVATION, |
Clemens Ladisch | c7f5721 | 2010-10-22 18:20:48 +0200 | [diff] [blame] | 82 | QUIRK_MIDI_RAW_BYTES, |
Clemens Ladisch | 854af95 | 2005-07-25 16:19:10 +0200 | [diff] [blame] | 83 | QUIRK_MIDI_EMAGIC, |
Clemens Ladisch | cc7a59b | 2006-02-07 17:11:06 +0100 | [diff] [blame] | 84 | QUIRK_MIDI_CME, |
Krzysztof Foltman | 4434ade | 2010-05-20 20:31:10 +0100 | [diff] [blame] | 85 | QUIRK_MIDI_AKAI, |
Karsten Wiese | 030a07e | 2008-07-30 15:13:29 +0200 | [diff] [blame] | 86 | QUIRK_MIDI_US122L, |
Kristian Amlie | 1ef0e0a | 2011-08-26 13:19:49 +0200 | [diff] [blame] | 87 | QUIRK_MIDI_FTDI, |
Clemens Ladisch | 854af95 | 2005-07-25 16:19:10 +0200 | [diff] [blame] | 88 | QUIRK_AUDIO_STANDARD_INTERFACE, |
| 89 | QUIRK_AUDIO_FIXED_ENDPOINT, |
Pedro Lopez-Cabanillas | 310e0dc | 2008-10-04 16:27:36 +0200 | [diff] [blame] | 90 | QUIRK_AUDIO_EDIROL_UAXX, |
John S. Gruber | 52a7a58 | 2009-12-27 12:19:59 -0500 | [diff] [blame] | 91 | QUIRK_AUDIO_ALIGN_TRANSFER, |
Daniel Mack | 014950b | 2011-05-25 09:09:02 +0200 | [diff] [blame] | 92 | QUIRK_AUDIO_STANDARD_MIXER, |
Clemens Ladisch | 854af95 | 2005-07-25 16:19:10 +0200 | [diff] [blame] | 93 | |
| 94 | QUIRK_TYPE_COUNT |
| 95 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 96 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 97 | struct snd_usb_audio_quirk { |
| 98 | const char *vendor_name; |
| 99 | const char *product_name; |
| 100 | int16_t ifnum; |
Clemens Ladisch | 854af95 | 2005-07-25 16:19:10 +0200 | [diff] [blame] | 101 | uint16_t type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 102 | const void *data; |
| 103 | }; |
| 104 | |
Julian Anastasov | f495088 | 2009-11-06 23:44:53 +0200 | [diff] [blame] | 105 | #define combine_word(s) ((*(s)) | ((unsigned int)(s)[1] << 8)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | #define combine_triple(s) (combine_word(s) | ((unsigned int)(s)[2] << 16)) |
| 107 | #define combine_quad(s) (combine_triple(s) | ((unsigned int)(s)[3] << 24)) |
| 108 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | #endif /* __USBAUDIO_H */ |