166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* 266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Advanced Linux Sound Architecture - ALSA - Driver 366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>, 466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Abramo Bagnara <abramo@alsa-project.org> 566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * 666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * 766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * This program is free software; you can redistribute it and/or modify 866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * it under the terms of the GNU General Public License as published by 966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * the Free Software Foundation; either version 2 of the License, or 1066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * (at your option) any later version. 1166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * 1266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * This program is distributed in the hope that it will be useful, 1366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * but WITHOUT ANY WARRANTY; without even the implied warranty of 1466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * GNU General Public License for more details. 1666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * 1766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * You should have received a copy of the GNU General Public License 1866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * along with this program; if not, write to the Free Software 1966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 2066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * 2166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 2266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 2366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#ifndef _UAPI__SOUND_ASOUND_H 2466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define _UAPI__SOUND_ASOUND_H 2566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 2666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#include <linux/types.h> 2766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 2866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 2966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* 3066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * protocol version 3166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 3266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 3366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PROTOCOL_VERSION(major, minor, subminor) (((major)<<16)|((minor)<<8)|(subminor)) 3466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PROTOCOL_MAJOR(version) (((version)>>16)&0xffff) 3566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PROTOCOL_MINOR(version) (((version)>>8)&0xff) 3666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PROTOCOL_MICRO(version) ((version)&0xff) 3766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PROTOCOL_INCOMPATIBLE(kversion, uversion) \ 3866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava (SNDRV_PROTOCOL_MAJOR(kversion) != SNDRV_PROTOCOL_MAJOR(uversion) || \ 3966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava (SNDRV_PROTOCOL_MAJOR(kversion) == SNDRV_PROTOCOL_MAJOR(uversion) && \ 4066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PROTOCOL_MINOR(kversion) != SNDRV_PROTOCOL_MINOR(uversion))) 4166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 4266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/**************************************************************************** 4366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 4466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Digital audio interface * 4566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 4666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava ****************************************************************************/ 4766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 4866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_aes_iec958 { 4966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char status[24]; /* AES/IEC958 channel status bits */ 5066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char subcode[147]; /* AES/IEC958 subcode bits */ 5166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char pad; /* nothing */ 5266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char dig_subframe[4]; /* AES/IEC958 subframe bits */ 5366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 5466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 5566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/**************************************************************************** 5666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 5766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * CEA-861 Audio InfoFrame. Used in HDMI and DisplayPort * 5866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 5966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava ****************************************************************************/ 6066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 6166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_cea_861_aud_if { 6266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char db1_ct_cc; /* coding type and channel count */ 6366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char db2_sf_ss; /* sample frequency and size */ 6466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char db3; /* not used, all zeros */ 6566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char db4_ca; /* channel allocation code */ 6666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char db5_dminh_lsv; /* downmix inhibit & level-shit values */ 6766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 6866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 6966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/**************************************************************************** 7066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 7166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Section for driver hardware dependent interface - /dev/snd/hw? * 7266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 7366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava ****************************************************************************/ 7466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 7566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_HWDEP_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 1) 7666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 7766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 7866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_OPL2 = 0, 7966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_OPL3, 8066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_OPL4, 8166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_SB16CSP, /* Creative Signal Processor */ 8266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_EMU10K1, /* FX8010 processor in EMU10K1 chip */ 8366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_YSS225, /* Yamaha FX processor */ 8466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_ICS2115, /* Wavetable synth */ 8566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_SSCAPE, /* Ensoniq SoundScape ISA card (MC68EC000) */ 8666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_VX, /* Digigram VX cards */ 8766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_MIXART, /* Digigram miXart cards */ 8866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_USX2Y, /* Tascam US122, US224 & US428 usb */ 8966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_EMUX_WAVETABLE, /* EmuX wavetable */ 9066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_BLUETOOTH, /* Bluetooth audio */ 9166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_USX2Y_PCM, /* Tascam US122, US224 & US428 rawusb pcm */ 9266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_PCXHR, /* Digigram PCXHR */ 9366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_SB_RC, /* SB Extigy/Audigy2NX remote control */ 9466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_HDA, /* HD-audio */ 9566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_USB_STREAM, /* direct access to usb stream */ 9666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_AUDIO_BE, /* Backend Audio Control */ 9766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 9866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava /* Don't forget to change the following: */ 9966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_AUDIO_BE 10066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 10166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 10266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_hwdep_info { 10366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int device; /* WR: device number */ 10466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int card; /* R: card number */ 10566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[64]; /* ID (user selectable) */ 10666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[80]; /* hwdep name */ 10766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int iface; /* hwdep interface */ 10866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; /* reserved for future */ 10966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 11066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 11166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* generic DSP loader */ 11266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_hwdep_dsp_status { 11366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int version; /* R: driver-specific version */ 11466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[32]; /* R: driver-specific ID string */ 11566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int num_dsps; /* R: number of DSP images to transfer */ 11666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int dsp_loaded; /* R: bit flags indicating the loaded DSPs */ 11766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int chip_ready; /* R: 1 = initialization finished */ 11866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[16]; /* reserved for future use */ 11966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 12066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 12166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_hwdep_dsp_image { 12266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int index; /* W: DSP index */ 12366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[64]; /* W: ID (e.g. file name) */ 12466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char __user *image; /* W: binary image */ 12566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava size_t length; /* W: size of image in bytes */ 12666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long driver_data; /* W: driver-specific data */ 12766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 12866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 12966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_HWDEP_IOCTL_PVERSION _IOR ('H', 0x00, int) 13066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_HWDEP_IOCTL_INFO _IOR ('H', 0x01, struct snd_hwdep_info) 13166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status) 13266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_HWDEP_IOCTL_DSP_LOAD _IOW('H', 0x03, struct snd_hwdep_dsp_image) 13366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 13466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/***************************************************************************** 13566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 13666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Digital Audio (PCM) interface - /dev/snd/pcm?? * 13766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 13866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava *****************************************************************************/ 13966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 14066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 11) 14166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 14266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef unsigned long snd_pcm_uframes_t; 14366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef signed long snd_pcm_sframes_t; 14466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 14566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 14666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_CLASS_GENERIC = 0, /* standard mono or stereo device */ 14766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_CLASS_MULTI, /* multichannel device */ 14866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_CLASS_MODEM, /* software modem class */ 14966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_CLASS_DIGITIZER, /* digitizer class */ 15066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava /* Don't forget to change the following: */ 15166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER, 15266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 15366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 15466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 15566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0, /* mono or stereo subdevices are mixed together */ 15666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_SUBCLASS_MULTI_MIX, /* multichannel subdevices are mixed together */ 15766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava /* Don't forget to change the following: */ 15866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX, 15966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 16066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 16166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 16266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_STREAM_PLAYBACK = 0, 16366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_STREAM_CAPTURE, 16466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE, 16566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 16666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 16766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef int __bitwise snd_pcm_access_t; 16866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_ACCESS_MMAP_INTERLEAVED ((__force snd_pcm_access_t) 0) /* interleaved mmap */ 16966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED ((__force snd_pcm_access_t) 1) /* noninterleaved mmap */ 17066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_ACCESS_MMAP_COMPLEX ((__force snd_pcm_access_t) 2) /* complex mmap */ 17166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_ACCESS_RW_INTERLEAVED ((__force snd_pcm_access_t) 3) /* readi/writei */ 17266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_ACCESS_RW_NONINTERLEAVED ((__force snd_pcm_access_t) 4) /* readn/writen */ 17366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_ACCESS_LAST SNDRV_PCM_ACCESS_RW_NONINTERLEAVED 17466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 17566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef int __bitwise snd_pcm_format_t; 17666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S8 ((__force snd_pcm_format_t) 0) 17766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U8 ((__force snd_pcm_format_t) 1) 17866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S16_LE ((__force snd_pcm_format_t) 2) 17966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S16_BE ((__force snd_pcm_format_t) 3) 18066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U16_LE ((__force snd_pcm_format_t) 4) 18166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U16_BE ((__force snd_pcm_format_t) 5) 18266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S24_LE ((__force snd_pcm_format_t) 6) /* low three bytes */ 18366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S24_BE ((__force snd_pcm_format_t) 7) /* low three bytes */ 18466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U24_LE ((__force snd_pcm_format_t) 8) /* low three bytes */ 18566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U24_BE ((__force snd_pcm_format_t) 9) /* low three bytes */ 18666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S32_LE ((__force snd_pcm_format_t) 10) 18766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S32_BE ((__force snd_pcm_format_t) 11) 18866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U32_LE ((__force snd_pcm_format_t) 12) 18966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U32_BE ((__force snd_pcm_format_t) 13) 19066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#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 */ 19166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#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 */ 19266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#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 */ 19366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#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 */ 19466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE ((__force snd_pcm_format_t) 18) /* IEC-958 subframe, Little Endian */ 19566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE ((__force snd_pcm_format_t) 19) /* IEC-958 subframe, Big Endian */ 19666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_MU_LAW ((__force snd_pcm_format_t) 20) 19766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_A_LAW ((__force snd_pcm_format_t) 21) 19866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_IMA_ADPCM ((__force snd_pcm_format_t) 22) 19966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_MPEG ((__force snd_pcm_format_t) 23) 20066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_GSM ((__force snd_pcm_format_t) 24) 20166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_SPECIAL ((__force snd_pcm_format_t) 31) 20266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S24_3LE ((__force snd_pcm_format_t) 32) /* in three bytes */ 20366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S24_3BE ((__force snd_pcm_format_t) 33) /* in three bytes */ 20466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U24_3LE ((__force snd_pcm_format_t) 34) /* in three bytes */ 20566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U24_3BE ((__force snd_pcm_format_t) 35) /* in three bytes */ 20666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S20_3LE ((__force snd_pcm_format_t) 36) /* in three bytes */ 20766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S20_3BE ((__force snd_pcm_format_t) 37) /* in three bytes */ 20866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U20_3LE ((__force snd_pcm_format_t) 38) /* in three bytes */ 20966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U20_3BE ((__force snd_pcm_format_t) 39) /* in three bytes */ 21066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S18_3LE ((__force snd_pcm_format_t) 40) /* in three bytes */ 21166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S18_3BE ((__force snd_pcm_format_t) 41) /* in three bytes */ 21266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U18_3LE ((__force snd_pcm_format_t) 42) /* in three bytes */ 21366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U18_3BE ((__force snd_pcm_format_t) 43) /* in three bytes */ 21466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_G723_24 ((__force snd_pcm_format_t) 44) /* 8 samples in 3 bytes */ 21566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_G723_24_1B ((__force snd_pcm_format_t) 45) /* 1 sample in 1 byte */ 21666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_G723_40 ((__force snd_pcm_format_t) 46) /* 8 Samples in 5 bytes */ 21766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_G723_40_1B ((__force snd_pcm_format_t) 47) /* 1 sample in 1 byte */ 21866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_DSD_U8 ((__force snd_pcm_format_t) 48) /* DSD, 1-byte samples DSD (x8) */ 21966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_DSD_U16_LE ((__force snd_pcm_format_t) 49) /* DSD, 2-byte samples DSD (x16), little endian */ 22066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_DSD_U16_LE 22166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 22266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#ifdef SNDRV_LITTLE_ENDIAN 22366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE 22466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_LE 22566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_LE 22666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_LE 22766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_LE 22866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_LE 22966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_LE 23066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_LE 23166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE 23266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#endif 23366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#ifdef SNDRV_BIG_ENDIAN 23466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_BE 23566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_BE 23666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_BE 23766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_BE 23866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_BE 23966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_BE 24066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_BE 24166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_BE 24266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE 24366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#endif 24466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 24566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef int __bitwise snd_pcm_subformat_t; 24666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_SUBFORMAT_STD ((__force snd_pcm_subformat_t) 0) 24766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_SUBFORMAT_LAST SNDRV_PCM_SUBFORMAT_STD 24866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 24966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_MMAP 0x00000001 /* hardware supports mmap */ 25066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_MMAP_VALID 0x00000002 /* period data are valid during transfer */ 25166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_DOUBLE 0x00000004 /* Double buffering needed for PCM start/stop */ 25266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_BATCH 0x00000010 /* double buffering */ 25366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_INTERLEAVED 0x00000100 /* channels are interleaved */ 25466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_NONINTERLEAVED 0x00000200 /* channels are not interleaved */ 25566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_COMPLEX 0x00000400 /* complex frame organization (mmap only) */ 25666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_BLOCK_TRANSFER 0x00010000 /* hardware transfer block of samples */ 25766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_OVERRANGE 0x00020000 /* hardware supports ADC (capture) overrange detection */ 25866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_RESUME 0x00040000 /* hardware supports stream resume after suspend */ 25966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_PAUSE 0x00080000 /* pause ioctl is supported */ 26066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000 /* only half duplex */ 26166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000 /* playback and capture stream are somewhat correlated */ 26266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_SYNC_START 0x00400000 /* pcm support some kind of sync go */ 26366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000 /* period wakeup can be disabled */ 26466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_HAS_WALL_CLOCK 0x01000000 /* has audio wall clock for audio/system time sync */ 26566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000 /* internal kernel flag - FIFO size is in frames */ 26666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 26766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef int __bitwise snd_pcm_state_t; 26866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_OPEN ((__force snd_pcm_state_t) 0) /* stream is open */ 26966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_SETUP ((__force snd_pcm_state_t) 1) /* stream has a setup */ 27066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_PREPARED ((__force snd_pcm_state_t) 2) /* stream is ready to start */ 27166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_RUNNING ((__force snd_pcm_state_t) 3) /* stream is running */ 27266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_XRUN ((__force snd_pcm_state_t) 4) /* stream reached an xrun */ 27366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_DRAINING ((__force snd_pcm_state_t) 5) /* stream is draining */ 27466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_PAUSED ((__force snd_pcm_state_t) 6) /* stream is paused */ 27566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_SUSPENDED ((__force snd_pcm_state_t) 7) /* hardware is suspended */ 27666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_DISCONNECTED ((__force snd_pcm_state_t) 8) /* hardware is disconnected */ 27766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_STATE_LAST SNDRV_PCM_STATE_DISCONNECTED 27866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 27966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 28066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000, 28166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_MMAP_OFFSET_STATUS = 0x80000000, 28266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000, 28366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 28466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 28566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaunion snd_pcm_sync_id { 28666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[16]; 28766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned short id16[8]; 28866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int id32[4]; 28966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 29066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 29166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_info { 29266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int device; /* RO/WR (control): device number */ 29366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int subdevice; /* RO/WR (control): subdevice number */ 29466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int stream; /* RO/WR (control): stream direction */ 29566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int card; /* R: card number */ 29666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[64]; /* ID (user selectable) */ 29766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[80]; /* name of this device */ 29866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char subname[32]; /* subdevice name */ 29966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int dev_class; /* SNDRV_PCM_CLASS_* */ 30066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int dev_subclass; /* SNDRV_PCM_SUBCLASS_* */ 30166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int subdevices_count; 30266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int subdevices_avail; 30366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union snd_pcm_sync_id sync; /* hardware synchronization ID */ 30466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; /* reserved for future... */ 30566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 30666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 30766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef int snd_pcm_hw_param_t; 30866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_ACCESS 0 /* Access type */ 30966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_FORMAT 1 /* Format */ 31066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_SUBFORMAT 2 /* Subformat */ 31166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_FIRST_MASK SNDRV_PCM_HW_PARAM_ACCESS 31266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT 31366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 31466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_SAMPLE_BITS 8 /* Bits per sample */ 31566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_FRAME_BITS 9 /* Bits per frame */ 31666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_CHANNELS 10 /* Channels */ 31766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_RATE 11 /* Approx rate */ 31866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_PERIOD_TIME 12 /* Approx distance between 31966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * interrupts in us 32066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 32166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_PERIOD_SIZE 13 /* Approx frames between 32266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * interrupts 32366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 32466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_PERIOD_BYTES 14 /* Approx bytes between 32566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * interrupts 32666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 32766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_PERIODS 15 /* Approx interrupts per 32866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * buffer 32966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 33066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_BUFFER_TIME 16 /* Approx duration of buffer 33166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * in us 33266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 33366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_BUFFER_SIZE 17 /* Size of buffer in frames */ 33466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_BUFFER_BYTES 18 /* Size of buffer in bytes */ 33566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_TICK_TIME 19 /* Approx tick duration in us */ 33666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_SAMPLE_BITS 33766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME 33866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 33966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1<<0) /* avoid rate resampling */ 34066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1<<1) /* export buffer */ 34166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1<<2) /* disable period wakeups */ 34266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 34366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_interval { 34466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int min, max; 34566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int openmin:1, 34666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava openmax:1, 34766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava integer:1, 34866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava empty:1; 34966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 35066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 35166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_MASK_MAX 256 35266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 35366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_mask { 35466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava __u32 bits[(SNDRV_MASK_MAX+31)/32]; 35566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 35666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 35766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_hw_params { 35866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int flags; 35966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - 36066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; 36166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_mask mres[5]; /* reserved masks */ 36266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - 36366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1]; 36466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_interval ires[9]; /* reserved intervals */ 36566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int rmask; /* W: requested masks */ 36666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int cmask; /* R: changed masks */ 36766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int info; /* R: Info flags for returned setup */ 36866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int msbits; /* R: used most significant bits */ 36966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int rate_num; /* R: rate numerator */ 37066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int rate_den; /* R: rate denominator */ 37166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t fifo_size; /* R: chip FIFO size in frames */ 37266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; /* reserved for future */ 37366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 37466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 37566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 37666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_TSTAMP_NONE = 0, 37766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_TSTAMP_ENABLE, 37866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE, 37966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 38066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 38166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_sw_params { 38266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int tstamp_mode; /* timestamp mode */ 38366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int period_step; 38466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int sleep_min; /* min ticks to sleep */ 38566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t avail_min; /* min avail frames for wakeup */ 38666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t xfer_align; /* obsolete: xfer size need to be a multiple */ 38766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t start_threshold; /* min hw_avail frames for automatic start */ 38866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t stop_threshold; /* min avail frames for automatic stop */ 38966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t silence_threshold; /* min distance from noise for silence filling */ 39066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t silence_size; /* silence block size */ 39166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t boundary; /* pointers wrap point */ 39266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; /* reserved for future */ 39366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 39466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 39566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_channel_info { 39666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int channel; 39766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava __kernel_off_t offset; /* mmap offset */ 39866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int first; /* offset to first sample in bits */ 39966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int step; /* samples distance in bits */ 40066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 40166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 40266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_status { 40366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_state_t state; /* stream state */ 40466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec trigger_tstamp; /* time when stream was started/stopped/paused */ 40566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec tstamp; /* reference timestamp */ 40666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t appl_ptr; /* appl ptr */ 40766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t hw_ptr; /* hw ptr */ 40866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_sframes_t delay; /* current delay in frames */ 40966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t avail; /* number of frames available */ 41066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t avail_max; /* max frames available on hw since last status */ 41166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t overrange; /* count of ADC (capture) overrange detections from last status */ 41266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_state_t suspended_state; /* suspended stream state */ 41366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava __u32 reserved_alignment; /* must be filled with zero */ 41466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec audio_tstamp; /* from sample counter or wall clock */ 41566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[56-sizeof(struct timespec)]; /* must be filled with zero */ 41666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 41766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 41866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_mmap_status { 41966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_state_t state; /* RO: state - SNDRV_PCM_STATE_XXXX */ 42066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int pad1; /* Needed for 64 bit alignment */ 42166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ 42266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec tstamp; /* Timestamp */ 42366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_state_t suspended_state; /* RO: suspended stream state */ 42466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec audio_tstamp; /* from sample counter or wall clock */ 42566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 42666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 42766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_mmap_control { 42866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ 42966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t avail_min; /* RW: min available frames for wakeup */ 43066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 43166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 43266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_SYNC_PTR_HWSYNC (1<<0) /* execute hwsync */ 43366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_SYNC_PTR_APPL (1<<1) /* get appl_ptr from driver (r/w op) */ 43466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_SYNC_PTR_AVAIL_MIN (1<<2) /* get avail_min from driver */ 43566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 43666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_pcm_sync_ptr { 43766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int flags; 43866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 43966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_pcm_mmap_status status; 44066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; 44166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } s; 44266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 44366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_pcm_mmap_control control; 44466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; 44566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } c; 44666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 44766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 44866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_xferi { 44966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_sframes_t result; 45066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava void __user *buf; 45166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t frames; 45266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 45366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 45466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_xfern { 45566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_sframes_t result; 45666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava void __user * __user *bufs; 45766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_pcm_uframes_t frames; 45866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 45966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 46066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 46166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0, /* gettimeofday equivalent */ 46266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, /* posix_clock_monotonic equivalent */ 46366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_PCM_TSTAMP_TYPE_LAST = SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, 46466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 46566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 46666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* channel positions */ 46766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 46866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_UNKNOWN = 0, 46966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_NA, /* N/A, silent */ 47066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_MONO, /* mono stream */ 47166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava /* this follows the alsa-lib mixer channel value + 3 */ 47266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FL, /* front left */ 47366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FR, /* front right */ 47466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_RL, /* rear left */ 47566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_RR, /* rear right */ 47666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FC, /* front center */ 47766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_LFE, /* LFE */ 47866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_SL, /* side left */ 47966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_SR, /* side right */ 48066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_RC, /* rear center */ 48166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava /* new definitions */ 48266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FLC, /* front left center */ 48366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FRC, /* front right center */ 48466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_RLC, /* rear left center */ 48566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_RRC, /* rear right center */ 48666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FLW, /* front left wide */ 48766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FRW, /* front right wide */ 48866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FLH, /* front left high */ 48966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FCH, /* front center high */ 49066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_FRH, /* front right high */ 49166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TC, /* top center */ 49266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TFL, /* top front left */ 49366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TFR, /* top front right */ 49466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TFC, /* top front center */ 49566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TRL, /* top rear left */ 49666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TRR, /* top rear right */ 49766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TRC, /* top rear center */ 49866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava /* new definitions for UAC2 */ 49966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TFLC, /* top front left center */ 50066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TFRC, /* top front right center */ 50166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TSL, /* top side left */ 50266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_TSR, /* top side right */ 50366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_LLFE, /* left LFE */ 50466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_RLFE, /* right LFE */ 50566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_BC, /* bottom center */ 50666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_BLC, /* bottom left center */ 50766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_BRC, /* bottom right center */ 50866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CHMAP_LAST = SNDRV_CHMAP_BRC, 50966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 51066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 51166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CHMAP_POSITION_MASK 0xffff 51266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CHMAP_PHASE_INVERSE (0x01 << 16) 51366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CHMAP_DRIVER_SPEC (0x02 << 16) 51466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 51566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_PVERSION _IOR('A', 0x00, int) 51666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_INFO _IOR('A', 0x01, struct snd_pcm_info) 51766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_TSTAMP _IOW('A', 0x02, int) 51866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_TTSTAMP _IOW('A', 0x03, int) 51966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_HW_REFINE _IOWR('A', 0x10, struct snd_pcm_hw_params) 52066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_HW_PARAMS _IOWR('A', 0x11, struct snd_pcm_hw_params) 52166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_HW_FREE _IO('A', 0x12) 52266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_SW_PARAMS _IOWR('A', 0x13, struct snd_pcm_sw_params) 52366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_STATUS _IOR('A', 0x20, struct snd_pcm_status) 52466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_DELAY _IOR('A', 0x21, snd_pcm_sframes_t) 52566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_HWSYNC _IO('A', 0x22) 52666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct snd_pcm_sync_ptr) 52766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_CHANNEL_INFO _IOR('A', 0x32, struct snd_pcm_channel_info) 52866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_PREPARE _IO('A', 0x40) 52966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_RESET _IO('A', 0x41) 53066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_START _IO('A', 0x42) 53166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_DROP _IO('A', 0x43) 53266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_DRAIN _IO('A', 0x44) 53366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_PAUSE _IOW('A', 0x45, int) 53466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_REWIND _IOW('A', 0x46, snd_pcm_uframes_t) 53566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_RESUME _IO('A', 0x47) 53666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_XRUN _IO('A', 0x48) 53766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_FORWARD _IOW('A', 0x49, snd_pcm_uframes_t) 53866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_WRITEI_FRAMES _IOW('A', 0x50, struct snd_xferi) 53966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_READI_FRAMES _IOR('A', 0x51, struct snd_xferi) 54066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_WRITEN_FRAMES _IOW('A', 0x52, struct snd_xfern) 54166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_READN_FRAMES _IOR('A', 0x53, struct snd_xfern) 54266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_LINK _IOW('A', 0x60, int) 54366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_PCM_IOCTL_UNLINK _IO('A', 0x61) 54466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 54566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/***************************************************************************** 54666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 54766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * MIDI v1.0 interface * 54866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 54966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava *****************************************************************************/ 55066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 55166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* 55266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Raw MIDI section - /dev/snd/midi?? 55366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 55466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 55566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 0) 55666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 55766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 55866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_RAWMIDI_STREAM_OUTPUT = 0, 55966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_RAWMIDI_STREAM_INPUT, 56066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT, 56166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 56266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 56366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_INFO_OUTPUT 0x00000001 56466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_INFO_INPUT 0x00000002 56566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_INFO_DUPLEX 0x00000004 56666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 56766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_rawmidi_info { 56866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int device; /* RO/WR (control): device number */ 56966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int subdevice; /* RO/WR (control): subdevice number */ 57066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int stream; /* WR: stream */ 57166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int card; /* R: card number */ 57266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int flags; /* SNDRV_RAWMIDI_INFO_XXXX */ 57366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[64]; /* ID (user selectable) */ 57466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[80]; /* name of device */ 57566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char subname[32]; /* name of active or selected subdevice */ 57666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int subdevices_count; 57766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int subdevices_avail; 57866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; /* reserved for future use */ 57966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 58066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 58166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_rawmidi_params { 58266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int stream; 58366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava size_t buffer_size; /* queue size in bytes */ 58466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava size_t avail_min; /* minimum avail bytes for wakeup */ 58566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int no_active_sensing: 1; /* do not send active sensing byte in close() */ 58666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[16]; /* reserved for future use */ 58766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 58866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 58966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_rawmidi_status { 59066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int stream; 59166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec tstamp; /* Timestamp */ 59266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava size_t avail; /* available bytes */ 59366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava size_t xruns; /* count of overruns since last status (in bytes) */ 59466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[16]; /* reserved for future use */ 59566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 59666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 59766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_IOCTL_PVERSION _IOR('W', 0x00, int) 59866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_IOCTL_INFO _IOR('W', 0x01, struct snd_rawmidi_info) 59966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_IOCTL_PARAMS _IOWR('W', 0x10, struct snd_rawmidi_params) 60066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_IOCTL_STATUS _IOWR('W', 0x20, struct snd_rawmidi_status) 60166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_IOCTL_DROP _IOW('W', 0x30, int) 60266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_RAWMIDI_IOCTL_DRAIN _IOW('W', 0x31, int) 60366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 60466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* 60566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Timer section - /dev/snd/timer 60666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 60766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 60866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6) 60966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 61066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 61166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_CLASS_NONE = -1, 61266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_CLASS_SLAVE = 0, 61366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_CLASS_GLOBAL, 61466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_CLASS_CARD, 61566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_CLASS_PCM, 61666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_PCM, 61766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 61866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 61966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* slave timer classes */ 62066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 62166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_SCLASS_NONE = 0, 62266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_SCLASS_APPLICATION, 62366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_SCLASS_SEQUENCER, /* alias */ 62466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_SCLASS_OSS_SEQUENCER, /* alias */ 62566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_OSS_SEQUENCER, 62666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 62766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 62866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* global timers (device member) */ 62966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_GLOBAL_SYSTEM 0 63066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_GLOBAL_RTC 1 63166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_GLOBAL_HPET 2 63266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_GLOBAL_HRTIMER 3 63366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 63466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* info flags */ 63566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_FLG_SLAVE (1<<0) /* cannot be controlled */ 63666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 63766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_id { 63866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int dev_class; 63966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int dev_sclass; 64066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int card; 64166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int device; 64266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int subdevice; 64366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 64466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 64566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_ginfo { 64666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_timer_id tid; /* requested timer ID */ 64766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ 64866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int card; /* card number */ 64966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[64]; /* timer identification */ 65066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[80]; /* timer name */ 65166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long reserved0; /* reserved for future use */ 65266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long resolution; /* average period resolution in ns */ 65366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long resolution_min; /* minimal period resolution in ns */ 65466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long resolution_max; /* maximal period resolution in ns */ 65566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int clients; /* active timer clients */ 65666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[32]; 65766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 65866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 65966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_gparams { 66066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_timer_id tid; /* requested timer ID */ 66166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long period_num; /* requested precise period duration (in seconds) - numerator */ 66266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long period_den; /* requested precise period duration (in seconds) - denominator */ 66366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[32]; 66466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 66566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 66666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_gstatus { 66766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_timer_id tid; /* requested timer ID */ 66866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long resolution; /* current period resolution in ns */ 66966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long resolution_num; /* precise current period resolution (in seconds) - numerator */ 67066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long resolution_den; /* precise current period resolution (in seconds) - denominator */ 67166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[32]; 67266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 67366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 67466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_select { 67566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_timer_id id; /* bind to timer ID */ 67666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[32]; /* reserved */ 67766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 67866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 67966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_info { 68066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ 68166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int card; /* card number */ 68266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[64]; /* timer identificator */ 68366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[80]; /* timer name */ 68466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long reserved0; /* reserved for future use */ 68566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned long resolution; /* average period resolution in ns */ 68666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; /* reserved */ 68766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 68866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 68966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_PSFLG_AUTO (1<<0) /* auto start, otherwise one-shot */ 69066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_PSFLG_EXCLUSIVE (1<<1) /* exclusive use, precise start/stop/pause/continue */ 69166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_PSFLG_EARLY_EVENT (1<<2) /* write early event to the poll queue */ 69266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 69366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_params { 69466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int flags; /* flags - SNDRV_MIXER_PSFLG_* */ 69566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int ticks; /* requested resolution in ticks */ 69666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int queue_size; /* total size of queue (32-1024) */ 69766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int reserved0; /* reserved, was: failure locations */ 69866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int filter; /* event filter (bitmask of SNDRV_TIMER_EVENT_*) */ 69966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[60]; /* reserved */ 70066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 70166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 70266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_status { 70366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec tstamp; /* Timestamp - last update */ 70466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int resolution; /* current period resolution in ns */ 70566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int lost; /* counter of master tick lost */ 70666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int overrun; /* count of read queue overruns */ 70766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int queue; /* used queue size */ 70866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64]; /* reserved */ 70966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 71066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 71166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_PVERSION _IOR('T', 0x00, int) 71266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_NEXT_DEVICE _IOWR('T', 0x01, struct snd_timer_id) 71366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_TREAD _IOW('T', 0x02, int) 71466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_GINFO _IOWR('T', 0x03, struct snd_timer_ginfo) 71566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams) 71666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_GSTATUS _IOWR('T', 0x05, struct snd_timer_gstatus) 71766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_SELECT _IOW('T', 0x10, struct snd_timer_select) 71866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_INFO _IOR('T', 0x11, struct snd_timer_info) 71966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_PARAMS _IOW('T', 0x12, struct snd_timer_params) 72066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_STATUS _IOR('T', 0x14, struct snd_timer_status) 72166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* The following four ioctls are changed since 1.0.9 due to confliction */ 72266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_START _IO('T', 0xa0) 72366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_STOP _IO('T', 0xa1) 72466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_CONTINUE _IO('T', 0xa2) 72566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_TIMER_IOCTL_PAUSE _IO('T', 0xa3) 72666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 72766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_read { 72866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int resolution; 72966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int ticks; 73066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 73166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 73266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum { 73366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_RESOLUTION = 0, /* val = resolution in ns */ 73466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_TICK, /* val = ticks */ 73566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_START, /* val = resolution in ns */ 73666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_STOP, /* val = 0 */ 73766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_CONTINUE, /* val = resolution in ns */ 73866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_PAUSE, /* val = 0 */ 73966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_EARLY, /* val = 0, early event */ 74066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_SUSPEND, /* val = 0 */ 74166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_RESUME, /* val = resolution in ns */ 74266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava /* master timer events for slave timer instances */ 74366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10, 74466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10, 74566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_MCONTINUE = SNDRV_TIMER_EVENT_CONTINUE + 10, 74666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_MPAUSE = SNDRV_TIMER_EVENT_PAUSE + 10, 74766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_MSUSPEND = SNDRV_TIMER_EVENT_SUSPEND + 10, 74866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10, 74966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 75066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 75166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_timer_tread { 75266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int event; 75366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec tstamp; 75466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int val; 75566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 75666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 75766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/**************************************************************************** 75866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 75966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Section for driver control interface - /dev/snd/control? * 76066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * * 76166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava ****************************************************************************/ 76266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 76366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7) 76466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 76566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_ctl_card_info { 76666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int card; /* card number */ 76766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int pad; /* reserved for future (was type) */ 76866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char id[16]; /* ID of card (user selectable) */ 76966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char driver[16]; /* Driver name */ 77066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[32]; /* Short name of soundcard */ 77166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char longname[80]; /* name + info text about soundcard */ 77266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved_[16]; /* reserved for future (was ID of mixer) */ 77366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char mixername[80]; /* visual mixer identification */ 77466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char components[128]; /* card components / fine identification, delimited with one space (AC97 etc..) */ 77566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 77666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 77766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef int __bitwise snd_ctl_elem_type_t; 77866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_NONE ((__force snd_ctl_elem_type_t) 0) /* invalid */ 77966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_BOOLEAN ((__force snd_ctl_elem_type_t) 1) /* boolean type */ 78066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_INTEGER ((__force snd_ctl_elem_type_t) 2) /* integer type */ 78166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_ENUMERATED ((__force snd_ctl_elem_type_t) 3) /* enumerated type */ 78266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_BYTES ((__force snd_ctl_elem_type_t) 4) /* byte array */ 78366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_IEC958 ((__force snd_ctl_elem_type_t) 5) /* IEC958 (S/PDIF) setup */ 78466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_INTEGER64 ((__force snd_ctl_elem_type_t) 6) /* 64-bit integer type */ 78566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_TYPE_LAST SNDRV_CTL_ELEM_TYPE_INTEGER64 78666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 78766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavatypedef int __bitwise snd_ctl_elem_iface_t; 78866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_CARD ((__force snd_ctl_elem_iface_t) 0) /* global control */ 78966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_HWDEP ((__force snd_ctl_elem_iface_t) 1) /* hardware dependent device */ 79066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_MIXER ((__force snd_ctl_elem_iface_t) 2) /* virtual mixer device */ 79166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_PCM ((__force snd_ctl_elem_iface_t) 3) /* PCM device */ 79266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_RAWMIDI ((__force snd_ctl_elem_iface_t) 4) /* RawMidi device */ 79366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_TIMER ((__force snd_ctl_elem_iface_t) 5) /* timer device */ 79466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_SEQUENCER ((__force snd_ctl_elem_iface_t) 6) /* sequencer client */ 79566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_IFACE_LAST SNDRV_CTL_ELEM_IFACE_SEQUENCER 79666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 79766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_READ (1<<0) 79866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_WRITE (1<<1) 79966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE) 80066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1<<2) /* control value may be changed without a notification */ 80166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_TIMESTAMP (1<<3) /* when was control changed */ 80266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1<<4) /* TLV read is possible */ 80366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1<<5) /* TLV write is possible */ 80466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE (SNDRV_CTL_ELEM_ACCESS_TLV_READ|SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) 80566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND (1<<6) /* TLV command is possible */ 80666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1<<8) /* control does actually nothing, but may be updated */ 80766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_LOCK (1<<9) /* write lock */ 80866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_OWNER (1<<10) /* write lock owner */ 80966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28) /* kernel use a TLV callback */ 81066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_ELEM_ACCESS_USER (1<<29) /* user space element */ 81166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* bits 30 and 31 are obsoleted (for indirect access) */ 81266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 81366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* for further details see the ACPI and PCI power management specification */ 81466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_POWER_D0 0x0000 /* full On */ 81566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_POWER_D1 0x0100 /* partial On */ 81666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_POWER_D2 0x0200 /* partial On */ 81766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_POWER_D3 0x0300 /* Off */ 81866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_POWER_D3hot (SNDRV_CTL_POWER_D3|0x0000) /* Off, with power */ 81966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_POWER_D3cold (SNDRV_CTL_POWER_D3|0x0001) /* Off, without power */ 82066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 82166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_ctl_elem_id { 82266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int numid; /* numeric identifier, zero = invalid */ 82366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_ctl_elem_iface_t iface; /* interface identifier */ 82466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int device; /* device/client number */ 82566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int subdevice; /* subdevice (substream) number */ 82666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char name[44]; /* ASCII name of item */ 82766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int index; /* index of item */ 82866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 82966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 83066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_ctl_elem_list { 83166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int offset; /* W: first element ID to get */ 83266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int space; /* W: count of element IDs to get */ 83366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int used; /* R: count of element IDs set */ 83466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int count; /* R: count of all elements */ 83566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_ctl_elem_id __user *pids; /* R: IDs */ 83666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[50]; 83766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 83866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 83966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_ctl_elem_info { 84066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_ctl_elem_id id; /* W: element ID */ 84166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava snd_ctl_elem_type_t type; /* R: value type - SNDRV_CTL_ELEM_TYPE_* */ 84266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int access; /* R: value access (bitmask) - SNDRV_CTL_ELEM_ACCESS_* */ 84366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int count; /* count of values */ 84466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava __kernel_pid_t owner; /* owner's PID of this control */ 84566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 84666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct { 84766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long min; /* R: minimum value */ 84866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long max; /* R: maximum value */ 84966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long step; /* R: step (0 variable) */ 85066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } integer; 85166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct { 85266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long long min; /* R: minimum value */ 85366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long long max; /* R: maximum value */ 85466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long long step; /* R: step (0 variable) */ 85566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } integer64; 85666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct { 85766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int items; /* R: number of items */ 85866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int item; /* W: item number */ 85966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava char name[64]; /* R: value name */ 86066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava __u64 names_ptr; /* W: names list (ELEM_ADD only) */ 86166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int names_length; 86266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } enumerated; 86366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[128]; 86466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } value; 86566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 86666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned short d[4]; /* dimensions */ 86766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned short *d_ptr; /* indirect - obsoleted */ 86866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } dimen; 86966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[64-4*sizeof(unsigned short)]; 87066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 87166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 87266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_ctl_elem_value { 87366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_ctl_elem_id id; /* W: element ID */ 87466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int indirect: 1; /* W: indirect access - obsoleted */ 87566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 87666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 87766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long value[128]; 87866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long *value_ptr; /* obsoleted */ 87966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } integer; 88066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 88166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long long value[64]; 88266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava long long *value_ptr; /* obsoleted */ 88366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } integer64; 88466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 88566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int item[128]; 88666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int *item_ptr; /* obsoleted */ 88766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } enumerated; 88866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 88966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char data[512]; 89066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char *data_ptr; /* obsoleted */ 89166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } bytes; 89266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_aes_iec958 iec958; 89366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } value; /* RO */ 89466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct timespec tstamp; 89566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char reserved[128-sizeof(struct timespec)]; 89666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 89766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 89866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_ctl_tlv { 89966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int numid; /* control element numeric identification */ 90066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int length; /* in bytes aligned to 4 */ 90166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int tlv[0]; /* first TLV */ 90266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 90366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 90466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_PVERSION _IOR('U', 0x00, int) 90566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_CARD_INFO _IOR('U', 0x01, struct snd_ctl_card_info) 90666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_LIST _IOWR('U', 0x10, struct snd_ctl_elem_list) 90766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_INFO _IOWR('U', 0x11, struct snd_ctl_elem_info) 90866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_READ _IOWR('U', 0x12, struct snd_ctl_elem_value) 90966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_WRITE _IOWR('U', 0x13, struct snd_ctl_elem_value) 91066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_LOCK _IOW('U', 0x14, struct snd_ctl_elem_id) 91166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_UNLOCK _IOW('U', 0x15, struct snd_ctl_elem_id) 91266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS _IOWR('U', 0x16, int) 91366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_ADD _IOWR('U', 0x17, struct snd_ctl_elem_info) 91466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_REPLACE _IOWR('U', 0x18, struct snd_ctl_elem_info) 91566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_ELEM_REMOVE _IOWR('U', 0x19, struct snd_ctl_elem_id) 91666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_TLV_READ _IOWR('U', 0x1a, struct snd_ctl_tlv) 91766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_TLV_WRITE _IOWR('U', 0x1b, struct snd_ctl_tlv) 91866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_TLV_COMMAND _IOWR('U', 0x1c, struct snd_ctl_tlv) 91966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE _IOWR('U', 0x20, int) 92066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_HWDEP_INFO _IOR('U', 0x21, struct snd_hwdep_info) 92166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE _IOR('U', 0x30, int) 92266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_PCM_INFO _IOWR('U', 0x31, struct snd_pcm_info) 92366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE _IOW('U', 0x32, int) 92466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int) 92566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_RAWMIDI_INFO _IOWR('U', 0x41, struct snd_rawmidi_info) 92666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int) 92766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_POWER _IOWR('U', 0xd0, int) 92866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_IOCTL_POWER_STATE _IOR('U', 0xd1, int) 92966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 93066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* 93166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Read interface. 93266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 93366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 93466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavaenum sndrv_ctl_event_type { 93566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CTL_EVENT_ELEM = 0, 93666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava SNDRV_CTL_EVENT_LAST = SNDRV_CTL_EVENT_ELEM, 93766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 93866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 93966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_EVENT_MASK_VALUE (1<<0) /* element value was changed */ 94066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_EVENT_MASK_INFO (1<<1) /* element info was changed */ 94166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_EVENT_MASK_ADD (1<<2) /* element was added */ 94266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_EVENT_MASK_TLV (1<<3) /* element TLV tree was changed */ 94366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_EVENT_MASK_REMOVE (~0U) /* element was removed */ 94466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 94566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastavastruct snd_ctl_event { 94666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava int type; /* event type - SNDRV_CTL_EVENT_* */ 94766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava union { 94866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct { 94966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned int mask; 95066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava struct snd_ctl_elem_id id; 95166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } elem; 95266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava unsigned char data8[60]; 95366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava } data; 95466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava}; 95566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 95666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava/* 95766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava * Control names 95866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava */ 95966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 96066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_NONE "" 96166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_PLAYBACK "Playback " 96266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_CAPTURE "Capture " 96366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 96466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_NONE "" 96566c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_SWITCH "Switch" 96666c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_VOLUME "Volume" 96766c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_DEFAULT "Default" 96866c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_MASK "Mask" 96966c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_CON_MASK "Con Mask" 97066c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_PRO_MASK "Pro Mask" 97166c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958_PCM_STREAM "PCM Stream" 97266c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#define SNDRV_CTL_NAME_IEC958(expl,direction,what) "IEC958 " expl SNDRV_CTL_NAME_##direction SNDRV_CTL_NAME_IEC958_##what 97366c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava 97466c9a6c49618660559b0ecee852718ca0548d32eVineeta Srivastava#endif /* _UAPI__SOUND_ASOUND_H */ 975