1224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 2224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Advanced Linux Sound Architecture - ALSA - Driver 3224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>, 4224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Abramo Bagnara <abramo@alsa-project.org> 5224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 6224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 7224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * This program is free software; you can redistribute it and/or modify 8224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * it under the terms of the GNU General Public License as published by 9224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * the Free Software Foundation; either version 2 of the License, or 10224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * (at your option) any later version. 11224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 12224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * This program is distributed in the hope that it will be useful, 13224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * but WITHOUT ANY WARRANTY; without even the implied warranty of 14224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * GNU General Public License for more details. 16224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 17224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * You should have received a copy of the GNU General Public License 18224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * along with this program; if not, write to the Free Software 19224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * 21224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 22224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 23224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#ifndef _UAPI__SOUND_ASOUND_H 24224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define _UAPI__SOUND_ASOUND_H 25224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 26224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#include <linux/types.h> 27224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 28224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 29224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 30224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * protocol version 31224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 32224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 33224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PROTOCOL_VERSION(major, minor, subminor) (((major)<<16)|((minor)<<8)|(subminor)) 34224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PROTOCOL_MAJOR(version) (((version)>>16)&0xffff) 35224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PROTOCOL_MINOR(version) (((version)>>8)&0xff) 36224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PROTOCOL_MICRO(version) ((version)&0xff) 37224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PROTOCOL_INCOMPATIBLE(kversion, uversion) \ 38224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng (SNDRV_PROTOCOL_MAJOR(kversion) != SNDRV_PROTOCOL_MAJOR(uversion) || \ 39224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng (SNDRV_PROTOCOL_MAJOR(kversion) == SNDRV_PROTOCOL_MAJOR(uversion) && \ 40224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PROTOCOL_MINOR(kversion) != SNDRV_PROTOCOL_MINOR(uversion))) 41224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 42224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/**************************************************************************** 43224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 44224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Digital audio interface * 45224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 46224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng ****************************************************************************/ 47224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 48224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_aes_iec958 { 49224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char status[24]; /* AES/IEC958 channel status bits */ 50224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char subcode[147]; /* AES/IEC958 subcode bits */ 51224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char pad; /* nothing */ 52224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char dig_subframe[4]; /* AES/IEC958 subframe bits */ 53224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 54224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 55224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/**************************************************************************** 56224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 57224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * CEA-861 Audio InfoFrame. Used in HDMI and DisplayPort * 58224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 59224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng ****************************************************************************/ 60224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 61224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_cea_861_aud_if { 62224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char db1_ct_cc; /* coding type and channel count */ 63224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char db2_sf_ss; /* sample frequency and size */ 64224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char db3; /* not used, all zeros */ 65224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char db4_ca; /* channel allocation code */ 66224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char db5_dminh_lsv; /* downmix inhibit & level-shit values */ 67224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 68224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 69224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/**************************************************************************** 70224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 71224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Section for driver hardware dependent interface - /dev/snd/hw? * 72224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 73224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng ****************************************************************************/ 74224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 75224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_HWDEP_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 1) 76224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 77224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 78224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_OPL2 = 0, 79224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_OPL3, 80224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_OPL4, 81224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_SB16CSP, /* Creative Signal Processor */ 82224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_EMU10K1, /* FX8010 processor in EMU10K1 chip */ 83224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_YSS225, /* Yamaha FX processor */ 84224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_ICS2115, /* Wavetable synth */ 85224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_SSCAPE, /* Ensoniq SoundScape ISA card (MC68EC000) */ 86224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_VX, /* Digigram VX cards */ 87224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_MIXART, /* Digigram miXart cards */ 88224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_USX2Y, /* Tascam US122, US224 & US428 usb */ 89224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_EMUX_WAVETABLE, /* EmuX wavetable */ 90224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_BLUETOOTH, /* Bluetooth audio */ 91224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_USX2Y_PCM, /* Tascam US122, US224 & US428 rawusb pcm */ 92224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_PCXHR, /* Digigram PCXHR */ 93224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_SB_RC, /* SB Extigy/Audigy2NX remote control */ 94224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_HDA, /* HD-audio */ 95224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_HWDEP_IFACE_USB_STREAM, /* direct access to usb stream */ 96e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl SNDRV_HWDEP_IFACE_FW_DICE, /* TC DICE FireWire device */ 97224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 98224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* Don't forget to change the following: */ 99e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_FW_DICE 100224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 101224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 102224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_hwdep_info { 103224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int device; /* WR: device number */ 104224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int card; /* R: card number */ 105224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[64]; /* ID (user selectable) */ 106224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[80]; /* hwdep name */ 107224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int iface; /* hwdep interface */ 108224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; /* reserved for future */ 109224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 110224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 111224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* generic DSP loader */ 112224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_hwdep_dsp_status { 113224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int version; /* R: driver-specific version */ 114224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[32]; /* R: driver-specific ID string */ 115224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int num_dsps; /* R: number of DSP images to transfer */ 116224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int dsp_loaded; /* R: bit flags indicating the loaded DSPs */ 117224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int chip_ready; /* R: 1 = initialization finished */ 118224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[16]; /* reserved for future use */ 119224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 120224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 121224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_hwdep_dsp_image { 122224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int index; /* W: DSP index */ 123224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[64]; /* W: ID (e.g. file name) */ 124224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char __user *image; /* W: binary image */ 125224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng size_t length; /* W: size of image in bytes */ 126224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long driver_data; /* W: driver-specific data */ 127224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 128224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 129224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_HWDEP_IOCTL_PVERSION _IOR ('H', 0x00, int) 130224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_HWDEP_IOCTL_INFO _IOR ('H', 0x01, struct snd_hwdep_info) 131224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status) 132224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_HWDEP_IOCTL_DSP_LOAD _IOW('H', 0x03, struct snd_hwdep_dsp_image) 133224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 134224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/***************************************************************************** 135224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 136224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Digital Audio (PCM) interface - /dev/snd/pcm?? * 137224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 138224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng *****************************************************************************/ 139224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 140224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 11) 141224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 142224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef unsigned long snd_pcm_uframes_t; 143224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef signed long snd_pcm_sframes_t; 144224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 145224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 146224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_CLASS_GENERIC = 0, /* standard mono or stereo device */ 147224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_CLASS_MULTI, /* multichannel device */ 148224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_CLASS_MODEM, /* software modem class */ 149224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_CLASS_DIGITIZER, /* digitizer class */ 150224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* Don't forget to change the following: */ 151224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER, 152224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 153224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 154224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 155224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0, /* mono or stereo subdevices are mixed together */ 156224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_SUBCLASS_MULTI_MIX, /* multichannel subdevices are mixed together */ 157224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* Don't forget to change the following: */ 158224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX, 159224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 160224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 161224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 162224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_STREAM_PLAYBACK = 0, 163224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_STREAM_CAPTURE, 164224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE, 165224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 166224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 167224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef int __bitwise snd_pcm_access_t; 168224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_ACCESS_MMAP_INTERLEAVED ((__force snd_pcm_access_t) 0) /* interleaved mmap */ 169224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED ((__force snd_pcm_access_t) 1) /* noninterleaved mmap */ 170224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_ACCESS_MMAP_COMPLEX ((__force snd_pcm_access_t) 2) /* complex mmap */ 171224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_ACCESS_RW_INTERLEAVED ((__force snd_pcm_access_t) 3) /* readi/writei */ 172224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_ACCESS_RW_NONINTERLEAVED ((__force snd_pcm_access_t) 4) /* readn/writen */ 173224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_ACCESS_LAST SNDRV_PCM_ACCESS_RW_NONINTERLEAVED 174224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 175224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef int __bitwise snd_pcm_format_t; 176224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S8 ((__force snd_pcm_format_t) 0) 177224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U8 ((__force snd_pcm_format_t) 1) 178224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S16_LE ((__force snd_pcm_format_t) 2) 179224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S16_BE ((__force snd_pcm_format_t) 3) 180224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U16_LE ((__force snd_pcm_format_t) 4) 181224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U16_BE ((__force snd_pcm_format_t) 5) 182224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S24_LE ((__force snd_pcm_format_t) 6) /* low three bytes */ 183224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S24_BE ((__force snd_pcm_format_t) 7) /* low three bytes */ 184224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U24_LE ((__force snd_pcm_format_t) 8) /* low three bytes */ 185224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U24_BE ((__force snd_pcm_format_t) 9) /* low three bytes */ 186224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S32_LE ((__force snd_pcm_format_t) 10) 187224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S32_BE ((__force snd_pcm_format_t) 11) 188224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U32_LE ((__force snd_pcm_format_t) 12) 189224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U32_BE ((__force snd_pcm_format_t) 13) 190224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT_LE ((__force snd_pcm_format_t) 14) /* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */ 191224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT_BE ((__force snd_pcm_format_t) 15) /* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */ 192224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT64_LE ((__force snd_pcm_format_t) 16) /* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */ 193224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT64_BE ((__force snd_pcm_format_t) 17) /* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */ 194224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE ((__force snd_pcm_format_t) 18) /* IEC-958 subframe, Little Endian */ 195224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE ((__force snd_pcm_format_t) 19) /* IEC-958 subframe, Big Endian */ 196224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_MU_LAW ((__force snd_pcm_format_t) 20) 197224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_A_LAW ((__force snd_pcm_format_t) 21) 198224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_IMA_ADPCM ((__force snd_pcm_format_t) 22) 199224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_MPEG ((__force snd_pcm_format_t) 23) 200224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_GSM ((__force snd_pcm_format_t) 24) 201224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_SPECIAL ((__force snd_pcm_format_t) 31) 202224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S24_3LE ((__force snd_pcm_format_t) 32) /* in three bytes */ 203224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S24_3BE ((__force snd_pcm_format_t) 33) /* in three bytes */ 204224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U24_3LE ((__force snd_pcm_format_t) 34) /* in three bytes */ 205224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U24_3BE ((__force snd_pcm_format_t) 35) /* in three bytes */ 206224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S20_3LE ((__force snd_pcm_format_t) 36) /* in three bytes */ 207224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S20_3BE ((__force snd_pcm_format_t) 37) /* in three bytes */ 208224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U20_3LE ((__force snd_pcm_format_t) 38) /* in three bytes */ 209224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U20_3BE ((__force snd_pcm_format_t) 39) /* in three bytes */ 210224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S18_3LE ((__force snd_pcm_format_t) 40) /* in three bytes */ 211224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S18_3BE ((__force snd_pcm_format_t) 41) /* in three bytes */ 212224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U18_3LE ((__force snd_pcm_format_t) 42) /* in three bytes */ 213224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U18_3BE ((__force snd_pcm_format_t) 43) /* in three bytes */ 214224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_G723_24 ((__force snd_pcm_format_t) 44) /* 8 samples in 3 bytes */ 215224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_G723_24_1B ((__force snd_pcm_format_t) 45) /* 1 sample in 1 byte */ 216224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_G723_40 ((__force snd_pcm_format_t) 46) /* 8 Samples in 5 bytes */ 217224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_G723_40_1B ((__force snd_pcm_format_t) 47) /* 1 sample in 1 byte */ 218224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_DSD_U8 ((__force snd_pcm_format_t) 48) /* DSD, 1-byte samples DSD (x8) */ 219224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_DSD_U16_LE ((__force snd_pcm_format_t) 49) /* DSD, 2-byte samples DSD (x16), little endian */ 220224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_DSD_U16_LE 221224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 222224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#ifdef SNDRV_LITTLE_ENDIAN 223224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE 224224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_LE 225224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_LE 226224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_LE 227224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_LE 228224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_LE 229224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_LE 230224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_LE 231224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE 232224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#endif 233224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#ifdef SNDRV_BIG_ENDIAN 234224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_BE 235224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_BE 236224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_BE 237224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_BE 238224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_BE 239224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_BE 240224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_BE 241224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_BE 242224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE 243224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#endif 244224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 245224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef int __bitwise snd_pcm_subformat_t; 246224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_SUBFORMAT_STD ((__force snd_pcm_subformat_t) 0) 247224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_SUBFORMAT_LAST SNDRV_PCM_SUBFORMAT_STD 248224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 249224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_MMAP 0x00000001 /* hardware supports mmap */ 250224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_MMAP_VALID 0x00000002 /* period data are valid during transfer */ 251224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_DOUBLE 0x00000004 /* Double buffering needed for PCM start/stop */ 252224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_BATCH 0x00000010 /* double buffering */ 253224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_INTERLEAVED 0x00000100 /* channels are interleaved */ 254224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_NONINTERLEAVED 0x00000200 /* channels are not interleaved */ 255224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_COMPLEX 0x00000400 /* complex frame organization (mmap only) */ 256224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_BLOCK_TRANSFER 0x00010000 /* hardware transfer block of samples */ 257224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_OVERRANGE 0x00020000 /* hardware supports ADC (capture) overrange detection */ 258224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_RESUME 0x00040000 /* hardware supports stream resume after suspend */ 259224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_PAUSE 0x00080000 /* pause ioctl is supported */ 260224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000 /* only half duplex */ 261224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000 /* playback and capture stream are somewhat correlated */ 262224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_SYNC_START 0x00400000 /* pcm support some kind of sync go */ 263224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000 /* period wakeup can be disabled */ 264224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_HAS_WALL_CLOCK 0x01000000 /* has audio wall clock for audio/system time sync */ 265224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000 /* internal kernel flag - FIFO size is in frames */ 266224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 267224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef int __bitwise snd_pcm_state_t; 268224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_OPEN ((__force snd_pcm_state_t) 0) /* stream is open */ 269224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_SETUP ((__force snd_pcm_state_t) 1) /* stream has a setup */ 270224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_PREPARED ((__force snd_pcm_state_t) 2) /* stream is ready to start */ 271224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_RUNNING ((__force snd_pcm_state_t) 3) /* stream is running */ 272224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_XRUN ((__force snd_pcm_state_t) 4) /* stream reached an xrun */ 273224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_DRAINING ((__force snd_pcm_state_t) 5) /* stream is draining */ 274224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_PAUSED ((__force snd_pcm_state_t) 6) /* stream is paused */ 275224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_SUSPENDED ((__force snd_pcm_state_t) 7) /* hardware is suspended */ 276224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_DISCONNECTED ((__force snd_pcm_state_t) 8) /* hardware is disconnected */ 277224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_STATE_LAST SNDRV_PCM_STATE_DISCONNECTED 278224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 279224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 280224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000, 281224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_MMAP_OFFSET_STATUS = 0x80000000, 282224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000, 283224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 284224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 285224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengunion snd_pcm_sync_id { 286224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[16]; 287224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned short id16[8]; 288224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int id32[4]; 289224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 290224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 291224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_info { 292224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int device; /* RO/WR (control): device number */ 293224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int subdevice; /* RO/WR (control): subdevice number */ 294224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int stream; /* RO/WR (control): stream direction */ 295224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int card; /* R: card number */ 296224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[64]; /* ID (user selectable) */ 297224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[80]; /* name of this device */ 298224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char subname[32]; /* subdevice name */ 299224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int dev_class; /* SNDRV_PCM_CLASS_* */ 300224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int dev_subclass; /* SNDRV_PCM_SUBCLASS_* */ 301224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int subdevices_count; 302224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int subdevices_avail; 303224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union snd_pcm_sync_id sync; /* hardware synchronization ID */ 304224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; /* reserved for future... */ 305224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 306224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 307224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef int snd_pcm_hw_param_t; 308224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_ACCESS 0 /* Access type */ 309224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_FORMAT 1 /* Format */ 310224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_SUBFORMAT 2 /* Subformat */ 311224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_FIRST_MASK SNDRV_PCM_HW_PARAM_ACCESS 312224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT 313224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 314224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_SAMPLE_BITS 8 /* Bits per sample */ 315224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_FRAME_BITS 9 /* Bits per frame */ 316224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_CHANNELS 10 /* Channels */ 317224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_RATE 11 /* Approx rate */ 318224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_PERIOD_TIME 12 /* Approx distance between 319224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * interrupts in us 320224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 321224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_PERIOD_SIZE 13 /* Approx frames between 322224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * interrupts 323224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 324224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_PERIOD_BYTES 14 /* Approx bytes between 325224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * interrupts 326224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 327224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_PERIODS 15 /* Approx interrupts per 328224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * buffer 329224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 330224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_BUFFER_TIME 16 /* Approx duration of buffer 331224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * in us 332224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 333224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_BUFFER_SIZE 17 /* Size of buffer in frames */ 334224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_BUFFER_BYTES 18 /* Size of buffer in bytes */ 335224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_TICK_TIME 19 /* Approx tick duration in us */ 336224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_SAMPLE_BITS 337224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME 338224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 339224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1<<0) /* avoid rate resampling */ 340224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1<<1) /* export buffer */ 341224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1<<2) /* disable period wakeups */ 342224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 343224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_interval { 344224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int min, max; 345224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int openmin:1, 346224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng openmax:1, 347224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng integer:1, 348224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng empty:1; 349224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 350224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 351224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_MASK_MAX 256 352224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 353224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_mask { 354224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u32 bits[(SNDRV_MASK_MAX+31)/32]; 355224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 356224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 357224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_hw_params { 358224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int flags; 359224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - 360224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; 361224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_mask mres[5]; /* reserved masks */ 362224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - 363224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1]; 364224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_interval ires[9]; /* reserved intervals */ 365224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int rmask; /* W: requested masks */ 366224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int cmask; /* R: changed masks */ 367224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int info; /* R: Info flags for returned setup */ 368224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int msbits; /* R: used most significant bits */ 369224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int rate_num; /* R: rate numerator */ 370224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int rate_den; /* R: rate denominator */ 371224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t fifo_size; /* R: chip FIFO size in frames */ 372224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; /* reserved for future */ 373224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 374224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 375224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 376224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_TSTAMP_NONE = 0, 377224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_TSTAMP_ENABLE, 378224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE, 379224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 380224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 381224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_sw_params { 382224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int tstamp_mode; /* timestamp mode */ 383224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int period_step; 384224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int sleep_min; /* min ticks to sleep */ 385224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t avail_min; /* min avail frames for wakeup */ 386224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t xfer_align; /* obsolete: xfer size need to be a multiple */ 387224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t start_threshold; /* min hw_avail frames for automatic start */ 388224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t stop_threshold; /* min avail frames for automatic stop */ 389224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t silence_threshold; /* min distance from noise for silence filling */ 390224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t silence_size; /* silence block size */ 391224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t boundary; /* pointers wrap point */ 392224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; /* reserved for future */ 393224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 394224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 395224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_channel_info { 396224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int channel; 397224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __kernel_off_t offset; /* mmap offset */ 398224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int first; /* offset to first sample in bits */ 399224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int step; /* samples distance in bits */ 400224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 401224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 402224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_status { 403224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_state_t state; /* stream state */ 404224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec trigger_tstamp; /* time when stream was started/stopped/paused */ 405224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec tstamp; /* reference timestamp */ 406224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t appl_ptr; /* appl ptr */ 407224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t hw_ptr; /* hw ptr */ 408224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_sframes_t delay; /* current delay in frames */ 409224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t avail; /* number of frames available */ 410224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t avail_max; /* max frames available on hw since last status */ 411224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t overrange; /* count of ADC (capture) overrange detections from last status */ 412224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_state_t suspended_state; /* suspended stream state */ 413224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u32 reserved_alignment; /* must be filled with zero */ 414224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec audio_tstamp; /* from sample counter or wall clock */ 415224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[56-sizeof(struct timespec)]; /* must be filled with zero */ 416224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 417224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 418224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_mmap_status { 419224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_state_t state; /* RO: state - SNDRV_PCM_STATE_XXXX */ 420224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int pad1; /* Needed for 64 bit alignment */ 421224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ 422224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec tstamp; /* Timestamp */ 423224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_state_t suspended_state; /* RO: suspended stream state */ 424224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec audio_tstamp; /* from sample counter or wall clock */ 425224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 426224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 427224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_mmap_control { 428224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ 429224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t avail_min; /* RW: min available frames for wakeup */ 430224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 431224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 432224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_SYNC_PTR_HWSYNC (1<<0) /* execute hwsync */ 433224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_SYNC_PTR_APPL (1<<1) /* get appl_ptr from driver (r/w op) */ 434224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_SYNC_PTR_AVAIL_MIN (1<<2) /* get avail_min from driver */ 435224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 436224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_pcm_sync_ptr { 437224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int flags; 438224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 439224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_pcm_mmap_status status; 440224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; 441224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } s; 442224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 443224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_pcm_mmap_control control; 444224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; 445224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } c; 446224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 447224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 448224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_xferi { 449224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_sframes_t result; 450224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng void __user *buf; 451224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t frames; 452224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 453224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 454224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_xfern { 455224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_sframes_t result; 456224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng void __user * __user *bufs; 457224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_pcm_uframes_t frames; 458224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 459224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 460224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 461224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0, /* gettimeofday equivalent */ 462224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, /* posix_clock_monotonic equivalent */ 463224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_PCM_TSTAMP_TYPE_LAST = SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, 464224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 465224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 466224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* channel positions */ 467224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 468224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_UNKNOWN = 0, 469224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_NA, /* N/A, silent */ 470224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_MONO, /* mono stream */ 471224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* this follows the alsa-lib mixer channel value + 3 */ 472224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FL, /* front left */ 473224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FR, /* front right */ 474224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_RL, /* rear left */ 475224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_RR, /* rear right */ 476224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FC, /* front center */ 477224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_LFE, /* LFE */ 478224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_SL, /* side left */ 479224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_SR, /* side right */ 480224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_RC, /* rear center */ 481224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* new definitions */ 482224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FLC, /* front left center */ 483224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FRC, /* front right center */ 484224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_RLC, /* rear left center */ 485224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_RRC, /* rear right center */ 486224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FLW, /* front left wide */ 487224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FRW, /* front right wide */ 488224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FLH, /* front left high */ 489224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FCH, /* front center high */ 490224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_FRH, /* front right high */ 491224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TC, /* top center */ 492224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TFL, /* top front left */ 493224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TFR, /* top front right */ 494224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TFC, /* top front center */ 495224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TRL, /* top rear left */ 496224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TRR, /* top rear right */ 497224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TRC, /* top rear center */ 498224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* new definitions for UAC2 */ 499224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TFLC, /* top front left center */ 500224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TFRC, /* top front right center */ 501224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TSL, /* top side left */ 502224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_TSR, /* top side right */ 503224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_LLFE, /* left LFE */ 504224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_RLFE, /* right LFE */ 505224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_BC, /* bottom center */ 506224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_BLC, /* bottom left center */ 507224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_BRC, /* bottom right center */ 508224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CHMAP_LAST = SNDRV_CHMAP_BRC, 509224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 510224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 511224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CHMAP_POSITION_MASK 0xffff 512224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CHMAP_PHASE_INVERSE (0x01 << 16) 513224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CHMAP_DRIVER_SPEC (0x02 << 16) 514224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 515224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_PVERSION _IOR('A', 0x00, int) 516224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_INFO _IOR('A', 0x01, struct snd_pcm_info) 517224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_TSTAMP _IOW('A', 0x02, int) 518224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_TTSTAMP _IOW('A', 0x03, int) 519224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_HW_REFINE _IOWR('A', 0x10, struct snd_pcm_hw_params) 520224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_HW_PARAMS _IOWR('A', 0x11, struct snd_pcm_hw_params) 521224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_HW_FREE _IO('A', 0x12) 522224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_SW_PARAMS _IOWR('A', 0x13, struct snd_pcm_sw_params) 523224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_STATUS _IOR('A', 0x20, struct snd_pcm_status) 524224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_DELAY _IOR('A', 0x21, snd_pcm_sframes_t) 525224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_HWSYNC _IO('A', 0x22) 526224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct snd_pcm_sync_ptr) 527224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_CHANNEL_INFO _IOR('A', 0x32, struct snd_pcm_channel_info) 528224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_PREPARE _IO('A', 0x40) 529224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_RESET _IO('A', 0x41) 530224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_START _IO('A', 0x42) 531224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_DROP _IO('A', 0x43) 532224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_DRAIN _IO('A', 0x44) 533224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_PAUSE _IOW('A', 0x45, int) 534224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_REWIND _IOW('A', 0x46, snd_pcm_uframes_t) 535224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_RESUME _IO('A', 0x47) 536224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_XRUN _IO('A', 0x48) 537224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_FORWARD _IOW('A', 0x49, snd_pcm_uframes_t) 538224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_WRITEI_FRAMES _IOW('A', 0x50, struct snd_xferi) 539224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_READI_FRAMES _IOR('A', 0x51, struct snd_xferi) 540224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_WRITEN_FRAMES _IOW('A', 0x52, struct snd_xfern) 541224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_READN_FRAMES _IOR('A', 0x53, struct snd_xfern) 542224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_LINK _IOW('A', 0x60, int) 543224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_PCM_IOCTL_UNLINK _IO('A', 0x61) 544224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 545224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/***************************************************************************** 546224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 547224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * MIDI v1.0 interface * 548224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 549224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng *****************************************************************************/ 550224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 551224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 552224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Raw MIDI section - /dev/snd/midi?? 553224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 554224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 555224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 0) 556224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 557224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 558224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_RAWMIDI_STREAM_OUTPUT = 0, 559224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_RAWMIDI_STREAM_INPUT, 560224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT, 561224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 562224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 563224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_INFO_OUTPUT 0x00000001 564224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_INFO_INPUT 0x00000002 565224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_INFO_DUPLEX 0x00000004 566224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 567224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_rawmidi_info { 568224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int device; /* RO/WR (control): device number */ 569224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int subdevice; /* RO/WR (control): subdevice number */ 570224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int stream; /* WR: stream */ 571224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int card; /* R: card number */ 572224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int flags; /* SNDRV_RAWMIDI_INFO_XXXX */ 573224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[64]; /* ID (user selectable) */ 574224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[80]; /* name of device */ 575224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char subname[32]; /* name of active or selected subdevice */ 576224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int subdevices_count; 577224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int subdevices_avail; 578224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; /* reserved for future use */ 579224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 580224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 581224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_rawmidi_params { 582224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int stream; 583224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng size_t buffer_size; /* queue size in bytes */ 584224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng size_t avail_min; /* minimum avail bytes for wakeup */ 585224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int no_active_sensing: 1; /* do not send active sensing byte in close() */ 586224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[16]; /* reserved for future use */ 587224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 588224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 589224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_rawmidi_status { 590224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int stream; 591224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec tstamp; /* Timestamp */ 592224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng size_t avail; /* available bytes */ 593224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng size_t xruns; /* count of overruns since last status (in bytes) */ 594224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[16]; /* reserved for future use */ 595224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 596224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 597224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_IOCTL_PVERSION _IOR('W', 0x00, int) 598224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_IOCTL_INFO _IOR('W', 0x01, struct snd_rawmidi_info) 599224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_IOCTL_PARAMS _IOWR('W', 0x10, struct snd_rawmidi_params) 600224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_IOCTL_STATUS _IOWR('W', 0x20, struct snd_rawmidi_status) 601224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_IOCTL_DROP _IOW('W', 0x30, int) 602224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_RAWMIDI_IOCTL_DRAIN _IOW('W', 0x31, int) 603224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 604224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 605224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Timer section - /dev/snd/timer 606224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 607224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 608224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6) 609224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 610224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 611224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_CLASS_NONE = -1, 612224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_CLASS_SLAVE = 0, 613224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_CLASS_GLOBAL, 614224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_CLASS_CARD, 615224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_CLASS_PCM, 616224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_PCM, 617224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 618224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 619224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* slave timer classes */ 620224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 621224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_SCLASS_NONE = 0, 622224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_SCLASS_APPLICATION, 623224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_SCLASS_SEQUENCER, /* alias */ 624224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_SCLASS_OSS_SEQUENCER, /* alias */ 625224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_OSS_SEQUENCER, 626224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 627224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 628224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* global timers (device member) */ 629224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_GLOBAL_SYSTEM 0 630224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_GLOBAL_RTC 1 631224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_GLOBAL_HPET 2 632224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_GLOBAL_HRTIMER 3 633224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 634224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* info flags */ 635224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_FLG_SLAVE (1<<0) /* cannot be controlled */ 636224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 637224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_id { 638224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int dev_class; 639224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int dev_sclass; 640224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int card; 641224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int device; 642224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int subdevice; 643224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 644224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 645224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_ginfo { 646224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_timer_id tid; /* requested timer ID */ 647224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ 648224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int card; /* card number */ 649224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[64]; /* timer identification */ 650224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[80]; /* timer name */ 651224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long reserved0; /* reserved for future use */ 652224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long resolution; /* average period resolution in ns */ 653224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long resolution_min; /* minimal period resolution in ns */ 654224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long resolution_max; /* maximal period resolution in ns */ 655224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int clients; /* active timer clients */ 656224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[32]; 657224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 658224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 659224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_gparams { 660224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_timer_id tid; /* requested timer ID */ 661224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long period_num; /* requested precise period duration (in seconds) - numerator */ 662224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long period_den; /* requested precise period duration (in seconds) - denominator */ 663224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[32]; 664224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 665224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 666224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_gstatus { 667224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_timer_id tid; /* requested timer ID */ 668224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long resolution; /* current period resolution in ns */ 669224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long resolution_num; /* precise current period resolution (in seconds) - numerator */ 670224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long resolution_den; /* precise current period resolution (in seconds) - denominator */ 671224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[32]; 672224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 673224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 674224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_select { 675224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_timer_id id; /* bind to timer ID */ 676224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[32]; /* reserved */ 677224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 678224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 679224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_info { 680224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ 681224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int card; /* card number */ 682224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[64]; /* timer identificator */ 683224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[80]; /* timer name */ 684224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long reserved0; /* reserved for future use */ 685224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned long resolution; /* average period resolution in ns */ 686224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; /* reserved */ 687224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 688224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 689224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_PSFLG_AUTO (1<<0) /* auto start, otherwise one-shot */ 690224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_PSFLG_EXCLUSIVE (1<<1) /* exclusive use, precise start/stop/pause/continue */ 691224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_PSFLG_EARLY_EVENT (1<<2) /* write early event to the poll queue */ 692224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 693224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_params { 694224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int flags; /* flags - SNDRV_MIXER_PSFLG_* */ 695224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int ticks; /* requested resolution in ticks */ 696224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int queue_size; /* total size of queue (32-1024) */ 697224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int reserved0; /* reserved, was: failure locations */ 698224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int filter; /* event filter (bitmask of SNDRV_TIMER_EVENT_*) */ 699224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[60]; /* reserved */ 700224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 701224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 702224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_status { 703224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec tstamp; /* Timestamp - last update */ 704224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int resolution; /* current period resolution in ns */ 705224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int lost; /* counter of master tick lost */ 706224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int overrun; /* count of read queue overruns */ 707224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int queue; /* used queue size */ 708224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64]; /* reserved */ 709224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 710224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 711224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_PVERSION _IOR('T', 0x00, int) 712224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_NEXT_DEVICE _IOWR('T', 0x01, struct snd_timer_id) 713224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_TREAD _IOW('T', 0x02, int) 714224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_GINFO _IOWR('T', 0x03, struct snd_timer_ginfo) 715224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams) 716224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_GSTATUS _IOWR('T', 0x05, struct snd_timer_gstatus) 717224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_SELECT _IOW('T', 0x10, struct snd_timer_select) 718224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_INFO _IOR('T', 0x11, struct snd_timer_info) 719224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_PARAMS _IOW('T', 0x12, struct snd_timer_params) 720224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_STATUS _IOR('T', 0x14, struct snd_timer_status) 721224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* The following four ioctls are changed since 1.0.9 due to confliction */ 722224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_START _IO('T', 0xa0) 723224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_STOP _IO('T', 0xa1) 724224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_CONTINUE _IO('T', 0xa2) 725224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_TIMER_IOCTL_PAUSE _IO('T', 0xa3) 726224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 727224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_read { 728224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int resolution; 729224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int ticks; 730224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 731224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 732224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum { 733224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_RESOLUTION = 0, /* val = resolution in ns */ 734224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_TICK, /* val = ticks */ 735224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_START, /* val = resolution in ns */ 736224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_STOP, /* val = 0 */ 737224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_CONTINUE, /* val = resolution in ns */ 738224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_PAUSE, /* val = 0 */ 739224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_EARLY, /* val = 0, early event */ 740224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_SUSPEND, /* val = 0 */ 741224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_RESUME, /* val = resolution in ns */ 742224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng /* master timer events for slave timer instances */ 743224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10, 744224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10, 745224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_MCONTINUE = SNDRV_TIMER_EVENT_CONTINUE + 10, 746224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_MPAUSE = SNDRV_TIMER_EVENT_PAUSE + 10, 747224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_MSUSPEND = SNDRV_TIMER_EVENT_SUSPEND + 10, 748224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10, 749224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 750224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 751224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_timer_tread { 752224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int event; 753224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec tstamp; 754224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int val; 755224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 756224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 757224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/**************************************************************************** 758224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 759224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Section for driver control interface - /dev/snd/control? * 760224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * * 761224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng ****************************************************************************/ 762224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 763224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7) 764224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 765224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_ctl_card_info { 766224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int card; /* card number */ 767224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int pad; /* reserved for future (was type) */ 768224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char id[16]; /* ID of card (user selectable) */ 769224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char driver[16]; /* Driver name */ 770224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[32]; /* Short name of soundcard */ 771224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char longname[80]; /* name + info text about soundcard */ 772224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved_[16]; /* reserved for future (was ID of mixer) */ 773224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char mixername[80]; /* visual mixer identification */ 774224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char components[128]; /* card components / fine identification, delimited with one space (AC97 etc..) */ 775224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 776224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 777224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef int __bitwise snd_ctl_elem_type_t; 778224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_NONE ((__force snd_ctl_elem_type_t) 0) /* invalid */ 779224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_BOOLEAN ((__force snd_ctl_elem_type_t) 1) /* boolean type */ 780224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_INTEGER ((__force snd_ctl_elem_type_t) 2) /* integer type */ 781224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_ENUMERATED ((__force snd_ctl_elem_type_t) 3) /* enumerated type */ 782224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_BYTES ((__force snd_ctl_elem_type_t) 4) /* byte array */ 783224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_IEC958 ((__force snd_ctl_elem_type_t) 5) /* IEC958 (S/PDIF) setup */ 784224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_INTEGER64 ((__force snd_ctl_elem_type_t) 6) /* 64-bit integer type */ 785224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_TYPE_LAST SNDRV_CTL_ELEM_TYPE_INTEGER64 786224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 787224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengtypedef int __bitwise snd_ctl_elem_iface_t; 788224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_CARD ((__force snd_ctl_elem_iface_t) 0) /* global control */ 789224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_HWDEP ((__force snd_ctl_elem_iface_t) 1) /* hardware dependent device */ 790224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_MIXER ((__force snd_ctl_elem_iface_t) 2) /* virtual mixer device */ 791224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_PCM ((__force snd_ctl_elem_iface_t) 3) /* PCM device */ 792224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_RAWMIDI ((__force snd_ctl_elem_iface_t) 4) /* RawMidi device */ 793224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_TIMER ((__force snd_ctl_elem_iface_t) 5) /* timer device */ 794224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_SEQUENCER ((__force snd_ctl_elem_iface_t) 6) /* sequencer client */ 795224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_IFACE_LAST SNDRV_CTL_ELEM_IFACE_SEQUENCER 796224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 797224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_READ (1<<0) 798224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_WRITE (1<<1) 799224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE) 800224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1<<2) /* control value may be changed without a notification */ 801224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_TIMESTAMP (1<<3) /* when was control changed */ 802224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1<<4) /* TLV read is possible */ 803224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1<<5) /* TLV write is possible */ 804224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE (SNDRV_CTL_ELEM_ACCESS_TLV_READ|SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) 805224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND (1<<6) /* TLV command is possible */ 806224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1<<8) /* control does actually nothing, but may be updated */ 807224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_LOCK (1<<9) /* write lock */ 808224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_OWNER (1<<10) /* write lock owner */ 809224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28) /* kernel use a TLV callback */ 810224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_ELEM_ACCESS_USER (1<<29) /* user space element */ 811224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* bits 30 and 31 are obsoleted (for indirect access) */ 812224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 813224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* for further details see the ACPI and PCI power management specification */ 814224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_POWER_D0 0x0000 /* full On */ 815224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_POWER_D1 0x0100 /* partial On */ 816224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_POWER_D2 0x0200 /* partial On */ 817224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_POWER_D3 0x0300 /* Off */ 818224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_POWER_D3hot (SNDRV_CTL_POWER_D3|0x0000) /* Off, with power */ 819224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_POWER_D3cold (SNDRV_CTL_POWER_D3|0x0001) /* Off, without power */ 820224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 821e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl#define SNDRV_CTL_ELEM_ID_NAME_MAXLEN 44 822e87eaf040ab639e94ed0a58ff0eac68d1d38fb0aEd Heyl 823224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_ctl_elem_id { 824224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int numid; /* numeric identifier, zero = invalid */ 825224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_ctl_elem_iface_t iface; /* interface identifier */ 826224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int device; /* device/client number */ 827224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int subdevice; /* subdevice (substream) number */ 828224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char name[44]; /* ASCII name of item */ 829224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int index; /* index of item */ 830224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 831224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 832224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_ctl_elem_list { 833224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int offset; /* W: first element ID to get */ 834224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int space; /* W: count of element IDs to get */ 835224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int used; /* R: count of element IDs set */ 836224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int count; /* R: count of all elements */ 837224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_ctl_elem_id __user *pids; /* R: IDs */ 838224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[50]; 839224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 840224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 841224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_ctl_elem_info { 842224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_ctl_elem_id id; /* W: element ID */ 843224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng snd_ctl_elem_type_t type; /* R: value type - SNDRV_CTL_ELEM_TYPE_* */ 844224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int access; /* R: value access (bitmask) - SNDRV_CTL_ELEM_ACCESS_* */ 845224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int count; /* count of values */ 846224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __kernel_pid_t owner; /* owner's PID of this control */ 847224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 848224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct { 849224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long min; /* R: minimum value */ 850224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long max; /* R: maximum value */ 851224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long step; /* R: step (0 variable) */ 852224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } integer; 853224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct { 854224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long long min; /* R: minimum value */ 855224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long long max; /* R: maximum value */ 856224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long long step; /* R: step (0 variable) */ 857224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } integer64; 858224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct { 859224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int items; /* R: number of items */ 860224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int item; /* W: item number */ 861224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng char name[64]; /* R: value name */ 862224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng __u64 names_ptr; /* W: names list (ELEM_ADD only) */ 863224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int names_length; 864224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } enumerated; 865224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[128]; 866224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } value; 867224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 868224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned short d[4]; /* dimensions */ 869224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned short *d_ptr; /* indirect - obsoleted */ 870224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } dimen; 871224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[64-4*sizeof(unsigned short)]; 872224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 873224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 874224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_ctl_elem_value { 875224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_ctl_elem_id id; /* W: element ID */ 876224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int indirect: 1; /* W: indirect access - obsoleted */ 877224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 878224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 879224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long value[128]; 880224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long *value_ptr; /* obsoleted */ 881224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } integer; 882224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 883224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long long value[64]; 884224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng long long *value_ptr; /* obsoleted */ 885224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } integer64; 886224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 887224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int item[128]; 888224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int *item_ptr; /* obsoleted */ 889224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } enumerated; 890224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 891224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char data[512]; 892224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char *data_ptr; /* obsoleted */ 893224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } bytes; 894224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_aes_iec958 iec958; 895224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } value; /* RO */ 896224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct timespec tstamp; 897224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char reserved[128-sizeof(struct timespec)]; 898224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 899224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 900224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_ctl_tlv { 901224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int numid; /* control element numeric identification */ 902224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int length; /* in bytes aligned to 4 */ 903224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int tlv[0]; /* first TLV */ 904224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 905224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 906224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_PVERSION _IOR('U', 0x00, int) 907224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_CARD_INFO _IOR('U', 0x01, struct snd_ctl_card_info) 908224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_LIST _IOWR('U', 0x10, struct snd_ctl_elem_list) 909224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_INFO _IOWR('U', 0x11, struct snd_ctl_elem_info) 910224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_READ _IOWR('U', 0x12, struct snd_ctl_elem_value) 911224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_WRITE _IOWR('U', 0x13, struct snd_ctl_elem_value) 912224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_LOCK _IOW('U', 0x14, struct snd_ctl_elem_id) 913224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_UNLOCK _IOW('U', 0x15, struct snd_ctl_elem_id) 914224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS _IOWR('U', 0x16, int) 915224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_ADD _IOWR('U', 0x17, struct snd_ctl_elem_info) 916224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_REPLACE _IOWR('U', 0x18, struct snd_ctl_elem_info) 917224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_ELEM_REMOVE _IOWR('U', 0x19, struct snd_ctl_elem_id) 918224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_TLV_READ _IOWR('U', 0x1a, struct snd_ctl_tlv) 919224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_TLV_WRITE _IOWR('U', 0x1b, struct snd_ctl_tlv) 920224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_TLV_COMMAND _IOWR('U', 0x1c, struct snd_ctl_tlv) 921224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE _IOWR('U', 0x20, int) 922224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_HWDEP_INFO _IOR('U', 0x21, struct snd_hwdep_info) 923224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE _IOR('U', 0x30, int) 924224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_PCM_INFO _IOWR('U', 0x31, struct snd_pcm_info) 925224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE _IOW('U', 0x32, int) 926224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int) 927224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_RAWMIDI_INFO _IOWR('U', 0x41, struct snd_rawmidi_info) 928224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int) 929224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_POWER _IOWR('U', 0xd0, int) 930224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_IOCTL_POWER_STATE _IOR('U', 0xd1, int) 931224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 932224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 933224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Read interface. 934224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 935224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 936224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengenum sndrv_ctl_event_type { 937224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CTL_EVENT_ELEM = 0, 938224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng SNDRV_CTL_EVENT_LAST = SNDRV_CTL_EVENT_ELEM, 939224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 940224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 941224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_EVENT_MASK_VALUE (1<<0) /* element value was changed */ 942224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_EVENT_MASK_INFO (1<<1) /* element info was changed */ 943224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_EVENT_MASK_ADD (1<<2) /* element was added */ 944224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_EVENT_MASK_TLV (1<<3) /* element TLV tree was changed */ 945224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_EVENT_MASK_REMOVE (~0U) /* element was removed */ 946224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 947224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Chengstruct snd_ctl_event { 948224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng int type; /* event type - SNDRV_CTL_EVENT_* */ 949224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng union { 950224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct { 951224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned int mask; 952224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng struct snd_ctl_elem_id id; 953224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } elem; 954224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng unsigned char data8[60]; 955224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng } data; 956224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng}; 957224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 958224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng/* 959224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng * Control names 960224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng */ 961224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 962224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_NONE "" 963224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_PLAYBACK "Playback " 964224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_CAPTURE "Capture " 965224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 966224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_NONE "" 967224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_SWITCH "Switch" 968224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_VOLUME "Volume" 969224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_DEFAULT "Default" 970224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_MASK "Mask" 971224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_CON_MASK "Con Mask" 972224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_PRO_MASK "Pro Mask" 973224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958_PCM_STREAM "PCM Stream" 974224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#define SNDRV_CTL_NAME_IEC958(expl,direction,what) "IEC958 " expl SNDRV_CTL_NAME_##direction SNDRV_CTL_NAME_IEC958_##what 975224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng 976224b54f69543a5c0ec18f99bd717d2b724582eb6Ben Cheng#endif /* _UAPI__SOUND_ASOUND_H */ 977