rockbox/firmware/target/hosted/ibasso/tinyalsa/include/sound/asound.h

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef __SOUND_ASOUND_H
#define __SOUND_ASOUND_H

#include <linux/types.h>

#define SNDRV_PROTOCOL_VERSION(major, minor, subminor) (((major)<<16)|((minor)<<8)|(subminor))
#define SNDRV_PROTOCOL_MAJOR(version) (((version)>>16)&0xffff)
#define SNDRV_PROTOCOL_MINOR(version) (((version)>>8)&0xff)
#define SNDRV_PROTOCOL_MICRO(version) ((version)&0xff)
#define SNDRV_PROTOCOL_INCOMPATIBLE(kversion, uversion)   (SNDRV_PROTOCOL_MAJOR(kversion) != SNDRV_PROTOCOL_MAJOR(uversion) ||   (SNDRV_PROTOCOL_MAJOR(kversion) == SNDRV_PROTOCOL_MAJOR(uversion) &&   SNDRV_PROTOCOL_MINOR(kversion) != SNDRV_PROTOCOL_MINOR(uversion)))

struct snd_aes_iec958 {
 unsigned char status[24];
 unsigned char subcode[147];
 unsigned char pad;
 unsigned char dig_subframe[4];
};

#define SNDRV_HWDEP_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 1)

enum {
 SNDRV_HWDEP_IFACE_OPL2 = 0,
 SNDRV_HWDEP_IFACE_OPL3,
 SNDRV_HWDEP_IFACE_OPL4,
 SNDRV_HWDEP_IFACE_SB16CSP,
 SNDRV_HWDEP_IFACE_EMU10K1,
 SNDRV_HWDEP_IFACE_YSS225,
 SNDRV_HWDEP_IFACE_ICS2115,
 SNDRV_HWDEP_IFACE_SSCAPE,
 SNDRV_HWDEP_IFACE_VX,
 SNDRV_HWDEP_IFACE_MIXART,
 SNDRV_HWDEP_IFACE_USX2Y,
 SNDRV_HWDEP_IFACE_EMUX_WAVETABLE,
 SNDRV_HWDEP_IFACE_BLUETOOTH,
 SNDRV_HWDEP_IFACE_USX2Y_PCM,
 SNDRV_HWDEP_IFACE_PCXHR,
 SNDRV_HWDEP_IFACE_SB_RC,
 SNDRV_HWDEP_IFACE_HDA,
 SNDRV_HWDEP_IFACE_USB_STREAM,

 SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_USB_STREAM
};

struct snd_hwdep_info {
 unsigned int device;
 int card;
 unsigned char id[64];
 unsigned char name[80];
 int iface;
 unsigned char reserved[64];
};

struct snd_hwdep_dsp_status {
 unsigned int version;
 unsigned char id[32];
 unsigned int num_dsps;
 unsigned int dsp_loaded;
 unsigned int chip_ready;
 unsigned char reserved[16];
};

struct snd_hwdep_dsp_image {
 unsigned int index;
 unsigned char name[64];
 unsigned char __user *image;
 size_t length;
 unsigned long driver_data;
};

#define SNDRV_HWDEP_IOCTL_PVERSION _IOR ('H', 0x00, int)
#define SNDRV_HWDEP_IOCTL_INFO _IOR ('H', 0x01, struct snd_hwdep_info)
#define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status)
#define SNDRV_HWDEP_IOCTL_DSP_LOAD _IOW('H', 0x03, struct snd_hwdep_dsp_image)

#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 10)

typedef unsigned long snd_pcm_uframes_t;
typedef signed long snd_pcm_sframes_t;

enum {
 SNDRV_PCM_CLASS_GENERIC = 0,
 SNDRV_PCM_CLASS_MULTI,
 SNDRV_PCM_CLASS_MODEM,
 SNDRV_PCM_CLASS_DIGITIZER,

 SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER,
};

enum {
 SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0,
 SNDRV_PCM_SUBCLASS_MULTI_MIX,

 SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX,
};

enum {
 SNDRV_PCM_STREAM_PLAYBACK = 0,
 SNDRV_PCM_STREAM_CAPTURE,
 SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE,
};

typedef int __bitwise snd_pcm_access_t;
#define SNDRV_PCM_ACCESS_MMAP_INTERLEAVED ((__force snd_pcm_access_t) 0)
#define SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED ((__force snd_pcm_access_t) 1)
#define SNDRV_PCM_ACCESS_MMAP_COMPLEX ((__force snd_pcm_access_t) 2)
#define SNDRV_PCM_ACCESS_RW_INTERLEAVED ((__force snd_pcm_access_t) 3)
#define SNDRV_PCM_ACCESS_RW_NONINTERLEAVED ((__force snd_pcm_access_t) 4)
#define SNDRV_PCM_ACCESS_LAST SNDRV_PCM_ACCESS_RW_NONINTERLEAVED

typedef int __bitwise snd_pcm_format_t;
#define SNDRV_PCM_FORMAT_S8 ((__force snd_pcm_format_t) 0)
#define SNDRV_PCM_FORMAT_U8 ((__force snd_pcm_format_t) 1)
#define SNDRV_PCM_FORMAT_S16_LE ((__force snd_pcm_format_t) 2)
#define SNDRV_PCM_FORMAT_S16_BE ((__force snd_pcm_format_t) 3)
#define SNDRV_PCM_FORMAT_U16_LE ((__force snd_pcm_format_t) 4)
#define SNDRV_PCM_FORMAT_U16_BE ((__force snd_pcm_format_t) 5)
#define SNDRV_PCM_FORMAT_S24_LE ((__force snd_pcm_format_t) 6)
#define SNDRV_PCM_FORMAT_S24_BE ((__force snd_pcm_format_t) 7)
#define SNDRV_PCM_FORMAT_U24_LE ((__force snd_pcm_format_t) 8)
#define SNDRV_PCM_FORMAT_U24_BE ((__force snd_pcm_format_t) 9)
#define SNDRV_PCM_FORMAT_S32_LE ((__force snd_pcm_format_t) 10)
#define SNDRV_PCM_FORMAT_S32_BE ((__force snd_pcm_format_t) 11)
#define SNDRV_PCM_FORMAT_U32_LE ((__force snd_pcm_format_t) 12)
#define SNDRV_PCM_FORMAT_U32_BE ((__force snd_pcm_format_t) 13)
#define SNDRV_PCM_FORMAT_FLOAT_LE ((__force snd_pcm_format_t) 14)
#define SNDRV_PCM_FORMAT_FLOAT_BE ((__force snd_pcm_format_t) 15)
#define SNDRV_PCM_FORMAT_FLOAT64_LE ((__force snd_pcm_format_t) 16)
#define SNDRV_PCM_FORMAT_FLOAT64_BE ((__force snd_pcm_format_t) 17)
#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE ((__force snd_pcm_format_t) 18)
#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE ((__force snd_pcm_format_t) 19)
#define SNDRV_PCM_FORMAT_MU_LAW ((__force snd_pcm_format_t) 20)
#define SNDRV_PCM_FORMAT_A_LAW ((__force snd_pcm_format_t) 21)
#define SNDRV_PCM_FORMAT_IMA_ADPCM ((__force snd_pcm_format_t) 22)
#define SNDRV_PCM_FORMAT_MPEG ((__force snd_pcm_format_t) 23)
#define SNDRV_PCM_FORMAT_GSM ((__force snd_pcm_format_t) 24)
#define SNDRV_PCM_FORMAT_SPECIAL ((__force snd_pcm_format_t) 31)
#define SNDRV_PCM_FORMAT_S24_3LE ((__force snd_pcm_format_t) 32)
#define SNDRV_PCM_FORMAT_S24_3BE ((__force snd_pcm_format_t) 33)
#define SNDRV_PCM_FORMAT_U24_3LE ((__force snd_pcm_format_t) 34)
#define SNDRV_PCM_FORMAT_U24_3BE ((__force snd_pcm_format_t) 35)
#define SNDRV_PCM_FORMAT_S20_3LE ((__force snd_pcm_format_t) 36)
#define SNDRV_PCM_FORMAT_S20_3BE ((__force snd_pcm_format_t) 37)
#define SNDRV_PCM_FORMAT_U20_3LE ((__force snd_pcm_format_t) 38)
#define SNDRV_PCM_FORMAT_U20_3BE ((__force snd_pcm_format_t) 39)
#define SNDRV_PCM_FORMAT_S18_3LE ((__force snd_pcm_format_t) 40)
#define SNDRV_PCM_FORMAT_S18_3BE ((__force snd_pcm_format_t) 41)
#define SNDRV_PCM_FORMAT_U18_3LE ((__force snd_pcm_format_t) 42)
#define SNDRV_PCM_FORMAT_U18_3BE ((__force snd_pcm_format_t) 43)
#define SNDRV_PCM_FORMAT_G723_24 ((__force snd_pcm_format_t) 44)
#define SNDRV_PCM_FORMAT_G723_24_1B ((__force snd_pcm_format_t) 45)
#define SNDRV_PCM_FORMAT_G723_40 ((__force snd_pcm_format_t) 46)
#define SNDRV_PCM_FORMAT_G723_40_1B ((__force snd_pcm_format_t) 47)
#define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_G723_40_1B

#ifdef SNDRV_LITTLE_ENDIAN
#define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE
#define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_LE
#define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_LE
#define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_LE
#define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_LE
#define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_LE
#define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_LE
#define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_LE
#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE
#endif
#ifdef SNDRV_BIG_ENDIAN
#define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_BE
#define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_BE
#define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_BE
#define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_BE
#define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_BE
#define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_BE
#define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_BE
#define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_BE
#define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE
#endif

typedef int __bitwise snd_pcm_subformat_t;
#define SNDRV_PCM_SUBFORMAT_STD ((__force snd_pcm_subformat_t) 0)
#define SNDRV_PCM_SUBFORMAT_LAST SNDRV_PCM_SUBFORMAT_STD

#define SNDRV_PCM_INFO_MMAP 0x00000001
#define SNDRV_PCM_INFO_MMAP_VALID 0x00000002
#define SNDRV_PCM_INFO_DOUBLE 0x00000004
#define SNDRV_PCM_INFO_BATCH 0x00000010
#define SNDRV_PCM_INFO_INTERLEAVED 0x00000100
#define SNDRV_PCM_INFO_NONINTERLEAVED 0x00000200
#define SNDRV_PCM_INFO_COMPLEX 0x00000400
#define SNDRV_PCM_INFO_BLOCK_TRANSFER 0x00010000
#define SNDRV_PCM_INFO_OVERRANGE 0x00020000
#define SNDRV_PCM_INFO_RESUME 0x00040000
#define SNDRV_PCM_INFO_PAUSE 0x00080000
#define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000
#define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000
#define SNDRV_PCM_INFO_SYNC_START 0x00400000
#define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000
#define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000

typedef int __bitwise snd_pcm_state_t;
#define SNDRV_PCM_STATE_OPEN ((__force snd_pcm_state_t) 0)
#define SNDRV_PCM_STATE_SETUP ((__force snd_pcm_state_t) 1)
#define SNDRV_PCM_STATE_PREPARED ((__force snd_pcm_state_t) 2)
#define SNDRV_PCM_STATE_RUNNING ((__force snd_pcm_state_t) 3)
#define SNDRV_PCM_STATE_XRUN ((__force snd_pcm_state_t) 4)
#define SNDRV_PCM_STATE_DRAINING ((__force snd_pcm_state_t) 5)
#define SNDRV_PCM_STATE_PAUSED ((__force snd_pcm_state_t) 6)
#define SNDRV_PCM_STATE_SUSPENDED ((__force snd_pcm_state_t) 7)
#define SNDRV_PCM_STATE_DISCONNECTED ((__force snd_pcm_state_t) 8)
#define SNDRV_PCM_STATE_LAST SNDRV_PCM_STATE_DISCONNECTED

enum {
 SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000,
 SNDRV_PCM_MMAP_OFFSET_STATUS = 0x80000000,
 SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000,
};

union snd_pcm_sync_id {
 unsigned char id[16];
 unsigned short id16[8];
 unsigned int id32[4];
};

struct snd_pcm_info {
 unsigned int device;
 unsigned int subdevice;
 int stream;
 int card;
 unsigned char id[64];
 unsigned char name[80];
 unsigned char subname[32];
 int dev_class;
 int dev_subclass;
 unsigned int subdevices_count;
 unsigned int subdevices_avail;
 union snd_pcm_sync_id sync;
 unsigned char reserved[64];
};

typedef int snd_pcm_hw_param_t;
#define SNDRV_PCM_HW_PARAM_ACCESS 0
#define SNDRV_PCM_HW_PARAM_FORMAT 1
#define SNDRV_PCM_HW_PARAM_SUBFORMAT 2
#define SNDRV_PCM_HW_PARAM_FIRST_MASK SNDRV_PCM_HW_PARAM_ACCESS
#define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT

#define SNDRV_PCM_HW_PARAM_SAMPLE_BITS 8
#define SNDRV_PCM_HW_PARAM_FRAME_BITS 9
#define SNDRV_PCM_HW_PARAM_CHANNELS 10
#define SNDRV_PCM_HW_PARAM_RATE 11
#define SNDRV_PCM_HW_PARAM_PERIOD_TIME 12
#define SNDRV_PCM_HW_PARAM_PERIOD_SIZE 13
#define SNDRV_PCM_HW_PARAM_PERIOD_BYTES 14
#define SNDRV_PCM_HW_PARAM_PERIODS 15
#define SNDRV_PCM_HW_PARAM_BUFFER_TIME 16
#define SNDRV_PCM_HW_PARAM_BUFFER_SIZE 17
#define SNDRV_PCM_HW_PARAM_BUFFER_BYTES 18
#define SNDRV_PCM_HW_PARAM_TICK_TIME 19
#define SNDRV_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_SAMPLE_BITS
#define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME

#define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1<<0)
#define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1<<1)
#define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1<<2)

struct snd_interval {
 unsigned int min, max;
 unsigned int openmin:1,
 openmax:1,
 integer:1,
 empty:1;
};

#define SNDRV_MASK_MAX 256

struct snd_mask {
 __u32 bits[(SNDRV_MASK_MAX+31)/32];
};

struct snd_pcm_hw_params {
 unsigned int flags;
 struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK -
 SNDRV_PCM_HW_PARAM_FIRST_MASK + 1];
 struct snd_mask mres[5];
 struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL -
 SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1];
 struct snd_interval ires[9];
 unsigned int rmask;
 unsigned int cmask;
 unsigned int info;
 unsigned int msbits;
 unsigned int rate_num;
 unsigned int rate_den;
 snd_pcm_uframes_t fifo_size;
 unsigned char reserved[64];
};

enum {
 SNDRV_PCM_TSTAMP_NONE = 0,
 SNDRV_PCM_TSTAMP_ENABLE,
 SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE,
};

struct snd_pcm_sw_params {
 int tstamp_mode;
 unsigned int period_step;
 unsigned int sleep_min;
 snd_pcm_uframes_t avail_min;
 snd_pcm_uframes_t xfer_align;
 snd_pcm_uframes_t start_threshold;
 snd_pcm_uframes_t stop_threshold;
 snd_pcm_uframes_t silence_threshold;
 snd_pcm_uframes_t silence_size;
 snd_pcm_uframes_t boundary;
 unsigned char reserved[64];
};

struct snd_pcm_channel_info {
 unsigned int channel;
 __kernel_off_t offset;
 unsigned int first;
 unsigned int step;
};

struct snd_pcm_status {
 snd_pcm_state_t state;
 struct timespec trigger_tstamp;
 struct timespec tstamp;
 snd_pcm_uframes_t appl_ptr;
 snd_pcm_uframes_t hw_ptr;
 snd_pcm_sframes_t delay;
 snd_pcm_uframes_t avail;
 snd_pcm_uframes_t avail_max;
 snd_pcm_uframes_t overrange;
 snd_pcm_state_t suspended_state;
 unsigned char reserved[60];
};

struct snd_pcm_mmap_status {
 snd_pcm_state_t state;
 int pad1;
 snd_pcm_uframes_t hw_ptr;
 struct timespec tstamp;
 snd_pcm_state_t suspended_state;
};

struct snd_pcm_mmap_control {
 snd_pcm_uframes_t appl_ptr;
 snd_pcm_uframes_t avail_min;
};

#define SNDRV_PCM_SYNC_PTR_HWSYNC (1<<0)
#define SNDRV_PCM_SYNC_PTR_APPL (1<<1)
#define SNDRV_PCM_SYNC_PTR_AVAIL_MIN (1<<2)

struct snd_pcm_sync_ptr {
 unsigned int flags;
 union {
 struct snd_pcm_mmap_status status;
 unsigned char reserved[64];
 } s;
 union {
 struct snd_pcm_mmap_control control;
 unsigned char reserved[64];
 } c;
};

struct snd_xferi {
 snd_pcm_sframes_t result;
 void __user *buf;
 snd_pcm_uframes_t frames;
};

struct snd_xfern {
 snd_pcm_sframes_t result;
 void __user * __user *bufs;
 snd_pcm_uframes_t frames;
};

enum {
 SNDRV_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0,
 SNDRV_PCM_TSTAMP_TYPE_MONOTONIC,
 SNDRV_PCM_TSTAMP_TYPE_LAST = SNDRV_PCM_TSTAMP_TYPE_MONOTONIC,
};

#define SNDRV_PCM_IOCTL_PVERSION _IOR('A', 0x00, int)
#define SNDRV_PCM_IOCTL_INFO _IOR('A', 0x01, struct snd_pcm_info)
#define SNDRV_PCM_IOCTL_TSTAMP _IOW('A', 0x02, int)
#define SNDRV_PCM_IOCTL_TTSTAMP _IOW('A', 0x03, int)
#define SNDRV_PCM_IOCTL_HW_REFINE _IOWR('A', 0x10, struct snd_pcm_hw_params)
#define SNDRV_PCM_IOCTL_HW_PARAMS _IOWR('A', 0x11, struct snd_pcm_hw_params)
#define SNDRV_PCM_IOCTL_HW_FREE _IO('A', 0x12)
#define SNDRV_PCM_IOCTL_SW_PARAMS _IOWR('A', 0x13, struct snd_pcm_sw_params)
#define SNDRV_PCM_IOCTL_STATUS _IOR('A', 0x20, struct snd_pcm_status)
#define SNDRV_PCM_IOCTL_DELAY _IOR('A', 0x21, snd_pcm_sframes_t)
#define SNDRV_PCM_IOCTL_HWSYNC _IO('A', 0x22)
#define SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct snd_pcm_sync_ptr)
#define SNDRV_PCM_IOCTL_CHANNEL_INFO _IOR('A', 0x32, struct snd_pcm_channel_info)
#define SNDRV_PCM_IOCTL_PREPARE _IO('A', 0x40)
#define SNDRV_PCM_IOCTL_RESET _IO('A', 0x41)
#define SNDRV_PCM_IOCTL_START _IO('A', 0x42)
#define SNDRV_PCM_IOCTL_DROP _IO('A', 0x43)
#define SNDRV_PCM_IOCTL_DRAIN _IO('A', 0x44)
#define SNDRV_PCM_IOCTL_PAUSE _IOW('A', 0x45, int)
#define SNDRV_PCM_IOCTL_REWIND _IOW('A', 0x46, snd_pcm_uframes_t)
#define SNDRV_PCM_IOCTL_RESUME _IO('A', 0x47)
#define SNDRV_PCM_IOCTL_XRUN _IO('A', 0x48)
#define SNDRV_PCM_IOCTL_FORWARD _IOW('A', 0x49, snd_pcm_uframes_t)
#define SNDRV_PCM_IOCTL_WRITEI_FRAMES _IOW('A', 0x50, struct snd_xferi)
#define SNDRV_PCM_IOCTL_READI_FRAMES _IOR('A', 0x51, struct snd_xferi)
#define SNDRV_PCM_IOCTL_WRITEN_FRAMES _IOW('A', 0x52, struct snd_xfern)
#define SNDRV_PCM_IOCTL_READN_FRAMES _IOR('A', 0x53, struct snd_xfern)
#define SNDRV_PCM_IOCTL_LINK _IOW('A', 0x60, int)
#define SNDRV_PCM_IOCTL_UNLINK _IO('A', 0x61)

#define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 0)

enum {
 SNDRV_RAWMIDI_STREAM_OUTPUT = 0,
 SNDRV_RAWMIDI_STREAM_INPUT,
 SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT,
};

#define SNDRV_RAWMIDI_INFO_OUTPUT 0x00000001
#define SNDRV_RAWMIDI_INFO_INPUT 0x00000002
#define SNDRV_RAWMIDI_INFO_DUPLEX 0x00000004

struct snd_rawmidi_info {
 unsigned int device;
 unsigned int subdevice;
 int stream;
 int card;
 unsigned int flags;
 unsigned char id[64];
 unsigned char name[80];
 unsigned char subname[32];
 unsigned int subdevices_count;
 unsigned int subdevices_avail;
 unsigned char reserved[64];
};

struct snd_rawmidi_params {
 int stream;
 size_t buffer_size;
 size_t avail_min;
 unsigned int no_active_sensing: 1;
 unsigned char reserved[16];
};

struct snd_rawmidi_status {
 int stream;
 struct timespec tstamp;
 size_t avail;
 size_t xruns;
 unsigned char reserved[16];
};

#define SNDRV_RAWMIDI_IOCTL_PVERSION _IOR('W', 0x00, int)
#define SNDRV_RAWMIDI_IOCTL_INFO _IOR('W', 0x01, struct snd_rawmidi_info)
#define SNDRV_RAWMIDI_IOCTL_PARAMS _IOWR('W', 0x10, struct snd_rawmidi_params)
#define SNDRV_RAWMIDI_IOCTL_STATUS _IOWR('W', 0x20, struct snd_rawmidi_status)
#define SNDRV_RAWMIDI_IOCTL_DROP _IOW('W', 0x30, int)
#define SNDRV_RAWMIDI_IOCTL_DRAIN _IOW('W', 0x31, int)

#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6)

enum {
 SNDRV_TIMER_CLASS_NONE = -1,
 SNDRV_TIMER_CLASS_SLAVE = 0,
 SNDRV_TIMER_CLASS_GLOBAL,
 SNDRV_TIMER_CLASS_CARD,
 SNDRV_TIMER_CLASS_PCM,
 SNDRV_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_PCM,
};

enum {
 SNDRV_TIMER_SCLASS_NONE = 0,
 SNDRV_TIMER_SCLASS_APPLICATION,
 SNDRV_TIMER_SCLASS_SEQUENCER,
 SNDRV_TIMER_SCLASS_OSS_SEQUENCER,
 SNDRV_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_OSS_SEQUENCER,
};

#define SNDRV_TIMER_GLOBAL_SYSTEM 0
#define SNDRV_TIMER_GLOBAL_RTC 1
#define SNDRV_TIMER_GLOBAL_HPET 2
#define SNDRV_TIMER_GLOBAL_HRTIMER 3

#define SNDRV_TIMER_FLG_SLAVE (1<<0)

struct snd_timer_id {
 int dev_class;
 int dev_sclass;
 int card;
 int device;
 int subdevice;
};

struct snd_timer_ginfo {
 struct snd_timer_id tid;
 unsigned int flags;
 int card;
 unsigned char id[64];
 unsigned char name[80];
 unsigned long reserved0;
 unsigned long resolution;
 unsigned long resolution_min;
 unsigned long resolution_max;
 unsigned int clients;
 unsigned char reserved[32];
};

struct snd_timer_gparams {
 struct snd_timer_id tid;
 unsigned long period_num;
 unsigned long period_den;
 unsigned char reserved[32];
};

struct snd_timer_gstatus {
 struct snd_timer_id tid;
 unsigned long resolution;
 unsigned long resolution_num;
 unsigned long resolution_den;
 unsigned char reserved[32];
};

struct snd_timer_select {
 struct snd_timer_id id;
 unsigned char reserved[32];
};

struct snd_timer_info {
 unsigned int flags;
 int card;
 unsigned char id[64];
 unsigned char name[80];
 unsigned long reserved0;
 unsigned long resolution;
 unsigned char reserved[64];
};

#define SNDRV_TIMER_PSFLG_AUTO (1<<0)
#define SNDRV_TIMER_PSFLG_EXCLUSIVE (1<<1)
#define SNDRV_TIMER_PSFLG_EARLY_EVENT (1<<2)

struct snd_timer_params {
 unsigned int flags;
 unsigned int ticks;
 unsigned int queue_size;
 unsigned int reserved0;
 unsigned int filter;
 unsigned char reserved[60];
};

struct snd_timer_status {
 struct timespec tstamp;
 unsigned int resolution;
 unsigned int lost;
 unsigned int overrun;
 unsigned int queue;
 unsigned char reserved[64];
};

#define SNDRV_TIMER_IOCTL_PVERSION _IOR('T', 0x00, int)
#define SNDRV_TIMER_IOCTL_NEXT_DEVICE _IOWR('T', 0x01, struct snd_timer_id)
#define SNDRV_TIMER_IOCTL_TREAD _IOW('T', 0x02, int)
#define SNDRV_TIMER_IOCTL_GINFO _IOWR('T', 0x03, struct snd_timer_ginfo)
#define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams)
#define SNDRV_TIMER_IOCTL_GSTATUS _IOWR('T', 0x05, struct snd_timer_gstatus)
#define SNDRV_TIMER_IOCTL_SELECT _IOW('T', 0x10, struct snd_timer_select)
#define SNDRV_TIMER_IOCTL_INFO _IOR('T', 0x11, struct snd_timer_info)
#define SNDRV_TIMER_IOCTL_PARAMS _IOW('T', 0x12, struct snd_timer_params)
#define SNDRV_TIMER_IOCTL_STATUS _IOR('T', 0x14, struct snd_timer_status)

#define SNDRV_TIMER_IOCTL_START _IO('T', 0xa0)
#define SNDRV_TIMER_IOCTL_STOP _IO('T', 0xa1)
#define SNDRV_TIMER_IOCTL_CONTINUE _IO('T', 0xa2)
#define SNDRV_TIMER_IOCTL_PAUSE _IO('T', 0xa3)

struct snd_timer_read {
 unsigned int resolution;
 unsigned int ticks;
};

enum {
 SNDRV_TIMER_EVENT_RESOLUTION = 0,
 SNDRV_TIMER_EVENT_TICK,
 SNDRV_TIMER_EVENT_START,
 SNDRV_TIMER_EVENT_STOP,
 SNDRV_TIMER_EVENT_CONTINUE,
 SNDRV_TIMER_EVENT_PAUSE,
 SNDRV_TIMER_EVENT_EARLY,
 SNDRV_TIMER_EVENT_SUSPEND,
 SNDRV_TIMER_EVENT_RESUME,

 SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10,
 SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10,
 SNDRV_TIMER_EVENT_MCONTINUE = SNDRV_TIMER_EVENT_CONTINUE + 10,
 SNDRV_TIMER_EVENT_MPAUSE = SNDRV_TIMER_EVENT_PAUSE + 10,
 SNDRV_TIMER_EVENT_MSUSPEND = SNDRV_TIMER_EVENT_SUSPEND + 10,
 SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10,
};

struct snd_timer_tread {
 int event;
 struct timespec tstamp;
 unsigned int val;
};

#define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6)

struct snd_ctl_card_info {
 int card;
 int pad;
 unsigned char id[16];
 unsigned char driver[16];
 unsigned char name[32];
 unsigned char longname[80];
 unsigned char reserved_[16];
 unsigned char mixername[80];
 unsigned char components[128];
};

typedef int __bitwise snd_ctl_elem_type_t;
#define SNDRV_CTL_ELEM_TYPE_NONE ((__force snd_ctl_elem_type_t) 0)
#define SNDRV_CTL_ELEM_TYPE_BOOLEAN ((__force snd_ctl_elem_type_t) 1)
#define SNDRV_CTL_ELEM_TYPE_INTEGER ((__force snd_ctl_elem_type_t) 2)
#define SNDRV_CTL_ELEM_TYPE_ENUMERATED ((__force snd_ctl_elem_type_t) 3)
#define SNDRV_CTL_ELEM_TYPE_BYTES ((__force snd_ctl_elem_type_t) 4)
#define SNDRV_CTL_ELEM_TYPE_IEC958 ((__force snd_ctl_elem_type_t) 5)
#define SNDRV_CTL_ELEM_TYPE_INTEGER64 ((__force snd_ctl_elem_type_t) 6)
#define SNDRV_CTL_ELEM_TYPE_LAST SNDRV_CTL_ELEM_TYPE_INTEGER64

typedef int __bitwise snd_ctl_elem_iface_t;
#define SNDRV_CTL_ELEM_IFACE_CARD ((__force snd_ctl_elem_iface_t) 0)
#define SNDRV_CTL_ELEM_IFACE_HWDEP ((__force snd_ctl_elem_iface_t) 1)
#define SNDRV_CTL_ELEM_IFACE_MIXER ((__force snd_ctl_elem_iface_t) 2)
#define SNDRV_CTL_ELEM_IFACE_PCM ((__force snd_ctl_elem_iface_t) 3)
#define SNDRV_CTL_ELEM_IFACE_RAWMIDI ((__force snd_ctl_elem_iface_t) 4)
#define SNDRV_CTL_ELEM_IFACE_TIMER ((__force snd_ctl_elem_iface_t) 5)
#define SNDRV_CTL_ELEM_IFACE_SEQUENCER ((__force snd_ctl_elem_iface_t) 6)
#define SNDRV_CTL_ELEM_IFACE_LAST SNDRV_CTL_ELEM_IFACE_SEQUENCER

#define SNDRV_CTL_ELEM_ACCESS_READ (1<<0)
#define SNDRV_CTL_ELEM_ACCESS_WRITE (1<<1)
#define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE)
#define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1<<2)
#define SNDRV_CTL_ELEM_ACCESS_TIMESTAMP (1<<3)
#define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1<<4)
#define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1<<5)
#define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE (SNDRV_CTL_ELEM_ACCESS_TLV_READ|SNDRV_CTL_ELEM_ACCESS_TLV_WRITE)
#define SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND (1<<6)
#define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1<<8)
#define SNDRV_CTL_ELEM_ACCESS_LOCK (1<<9)
#define SNDRV_CTL_ELEM_ACCESS_OWNER (1<<10)
#define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28)
#define SNDRV_CTL_ELEM_ACCESS_USER (1<<29)

#define SNDRV_CTL_POWER_D0 0x0000
#define SNDRV_CTL_POWER_D1 0x0100
#define SNDRV_CTL_POWER_D2 0x0200
#define SNDRV_CTL_POWER_D3 0x0300
#define SNDRV_CTL_POWER_D3hot (SNDRV_CTL_POWER_D3|0x0000)
#define SNDRV_CTL_POWER_D3cold (SNDRV_CTL_POWER_D3|0x0001)

struct snd_ctl_elem_id {
 unsigned int numid;
 snd_ctl_elem_iface_t iface;
 unsigned int device;
 unsigned int subdevice;
 unsigned char name[44];
 unsigned int index;
};

struct snd_ctl_elem_list {
 unsigned int offset;
 unsigned int space;
 unsigned int used;
 unsigned int count;
 struct snd_ctl_elem_id __user *pids;
 unsigned char reserved[50];
};

struct snd_ctl_elem_info {
 struct snd_ctl_elem_id id;
 snd_ctl_elem_type_t type;
 unsigned int access;
 unsigned int count;
 __kernel_pid_t owner;
 union {
 struct {
 long min;
 long max;
 long step;
 } integer;
 struct {
 long long min;
 long long max;
 long long step;
 } integer64;
 struct {
 unsigned int items;
 unsigned int item;
 char name[64];
 } enumerated;
 unsigned char reserved[128];
 } value;
 union {
 unsigned short d[4];
 unsigned short *d_ptr;
 } dimen;
 unsigned char reserved[64-4*sizeof(unsigned short)];
};

struct snd_ctl_elem_value {
 struct snd_ctl_elem_id id;
 unsigned int indirect: 1;
 union {
 union {
 long value[128];
 long *value_ptr;
 } integer;
 union {
 long long value[64];
 long long *value_ptr;
 } integer64;
 union {
 unsigned int item[128];
 unsigned int *item_ptr;
 } enumerated;
 union {
 unsigned char data[512];
 unsigned char *data_ptr;
 } bytes;
 struct snd_aes_iec958 iec958;
 } value;
 struct timespec tstamp;
 unsigned char reserved[128-sizeof(struct timespec)];
};

struct snd_ctl_tlv {
 unsigned int numid;
 unsigned int length;
 unsigned int tlv[0];
};

#define SNDRV_CTL_IOCTL_PVERSION _IOR('U', 0x00, int)
#define SNDRV_CTL_IOCTL_CARD_INFO _IOR('U', 0x01, struct snd_ctl_card_info)
#define SNDRV_CTL_IOCTL_ELEM_LIST _IOWR('U', 0x10, struct snd_ctl_elem_list)
#define SNDRV_CTL_IOCTL_ELEM_INFO _IOWR('U', 0x11, struct snd_ctl_elem_info)
#define SNDRV_CTL_IOCTL_ELEM_READ _IOWR('U', 0x12, struct snd_ctl_elem_value)
#define SNDRV_CTL_IOCTL_ELEM_WRITE _IOWR('U', 0x13, struct snd_ctl_elem_value)
#define SNDRV_CTL_IOCTL_ELEM_LOCK _IOW('U', 0x14, struct snd_ctl_elem_id)
#define SNDRV_CTL_IOCTL_ELEM_UNLOCK _IOW('U', 0x15, struct snd_ctl_elem_id)
#define SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS _IOWR('U', 0x16, int)
#define SNDRV_CTL_IOCTL_ELEM_ADD _IOWR('U', 0x17, struct snd_ctl_elem_info)
#define SNDRV_CTL_IOCTL_ELEM_REPLACE _IOWR('U', 0x18, struct snd_ctl_elem_info)
#define SNDRV_CTL_IOCTL_ELEM_REMOVE _IOWR('U', 0x19, struct snd_ctl_elem_id)
#define SNDRV_CTL_IOCTL_TLV_READ _IOWR('U', 0x1a, struct snd_ctl_tlv)
#define SNDRV_CTL_IOCTL_TLV_WRITE _IOWR('U', 0x1b, struct snd_ctl_tlv)
#define SNDRV_CTL_IOCTL_TLV_COMMAND _IOWR('U', 0x1c, struct snd_ctl_tlv)
#define SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE _IOWR('U', 0x20, int)
#define SNDRV_CTL_IOCTL_HWDEP_INFO _IOR('U', 0x21, struct snd_hwdep_info)
#define SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE _IOR('U', 0x30, int)
#define SNDRV_CTL_IOCTL_PCM_INFO _IOWR('U', 0x31, struct snd_pcm_info)
#define SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE _IOW('U', 0x32, int)
#define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int)
#define SNDRV_CTL_IOCTL_RAWMIDI_INFO _IOWR('U', 0x41, struct snd_rawmidi_info)
#define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int)
#define SNDRV_CTL_IOCTL_POWER _IOWR('U', 0xd0, int)
#define SNDRV_CTL_IOCTL_POWER_STATE _IOR('U', 0xd1, int)

enum sndrv_ctl_event_type {
 SNDRV_CTL_EVENT_ELEM = 0,
 SNDRV_CTL_EVENT_LAST = SNDRV_CTL_EVENT_ELEM,
};

#define SNDRV_CTL_EVENT_MASK_VALUE (1<<0)
#define SNDRV_CTL_EVENT_MASK_INFO (1<<1)
#define SNDRV_CTL_EVENT_MASK_ADD (1<<2)
#define SNDRV_CTL_EVENT_MASK_TLV (1<<3)
#define SNDRV_CTL_EVENT_MASK_REMOVE (~0U)

struct snd_ctl_event {
 int type;
 union {
 struct {
 unsigned int mask;
 struct snd_ctl_elem_id id;
 } elem;
 unsigned char data8[60];
 } data;
};

#define SNDRV_CTL_NAME_NONE ""
#define SNDRV_CTL_NAME_PLAYBACK "Playback "
#define SNDRV_CTL_NAME_CAPTURE "Capture "

#define SNDRV_CTL_NAME_IEC958_NONE ""
#define SNDRV_CTL_NAME_IEC958_SWITCH "Switch"
#define SNDRV_CTL_NAME_IEC958_VOLUME "Volume"
#define SNDRV_CTL_NAME_IEC958_DEFAULT "Default"
#define SNDRV_CTL_NAME_IEC958_MASK "Mask"
#define SNDRV_CTL_NAME_IEC958_CON_MASK "Con Mask"
#define SNDRV_CTL_NAME_IEC958_PRO_MASK "Pro Mask"
#define SNDRV_CTL_NAME_IEC958_PCM_STREAM "PCM Stream"
#define SNDRV_CTL_NAME_IEC958(expl,direction,what) "IEC958 " expl SNDRV_CTL_NAME_##direction SNDRV_CTL_NAME_IEC958_##what

#endif