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pub const SNDRV_PCM_ACCESS_MMAP_INTERLEAVED: snd_pcm_access_t = 0;
pub const SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED: snd_pcm_access_t = 1;
pub const SNDRV_PCM_ACCESS_MMAP_COMPLEX: snd_pcm_access_t = 2;
pub const SNDRV_PCM_ACCESS_RW_INTERLEAVED: snd_pcm_access_t = 3;
pub const SNDRV_PCM_ACCESS_RW_NONINTERLEAVED: snd_pcm_access_t = 4;
pub const SNDRV_PCM_FORMAT_S8: snd_pcm_format_t = 0;
pub const SNDRV_PCM_FORMAT_U8: snd_pcm_format_t = 1;
pub const SNDRV_PCM_FORMAT_S16_LE: snd_pcm_format_t = 2;
pub const SNDRV_PCM_FORMAT_S16_BE: snd_pcm_format_t = 3;
pub const SNDRV_PCM_FORMAT_U16_LE: snd_pcm_format_t = 4;
pub const SNDRV_PCM_FORMAT_U16_BE: snd_pcm_format_t = 5;
pub const SNDRV_PCM_FORMAT_S24_LE: snd_pcm_format_t = 6;
pub const SNDRV_PCM_FORMAT_S24_BE: snd_pcm_format_t = 7;
pub const SNDRV_PCM_FORMAT_U24_LE: snd_pcm_format_t = 8;
pub const SNDRV_PCM_FORMAT_U24_BE: snd_pcm_format_t = 9;
pub const SNDRV_PCM_FORMAT_S32_LE: snd_pcm_format_t = 10;
pub const SNDRV_PCM_FORMAT_S32_BE: snd_pcm_format_t = 11;
pub const SNDRV_PCM_FORMAT_U32_LE: snd_pcm_format_t = 12;
pub const SNDRV_PCM_FORMAT_U32_BE: snd_pcm_format_t = 13;
pub const SNDRV_PCM_FORMAT_FLOAT_LE: snd_pcm_format_t = 14;
pub const SNDRV_PCM_FORMAT_FLOAT_BE: snd_pcm_format_t = 15;
pub const SNDRV_PCM_FORMAT_FLOAT64_LE: snd_pcm_format_t = 16;
pub const SNDRV_PCM_FORMAT_FLOAT64_BE: snd_pcm_format_t = 17;
pub const SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE: snd_pcm_format_t = 18;
pub const SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE: snd_pcm_format_t = 19;
pub const SNDRV_PCM_FORMAT_MU_LAW: snd_pcm_format_t = 20;
pub const SNDRV_PCM_FORMAT_A_LAW: snd_pcm_format_t = 21;
pub const SNDRV_PCM_FORMAT_IMA_ADPCM: snd_pcm_format_t = 22;
pub const SNDRV_PCM_FORMAT_MPEG: snd_pcm_format_t = 23;
pub const SNDRV_PCM_FORMAT_GSM: snd_pcm_format_t = 24;
pub const SNDRV_PCM_FORMAT_S20_LE: snd_pcm_format_t = 25;
pub const SNDRV_PCM_FORMAT_S20_BE: snd_pcm_format_t = 26;
pub const SNDRV_PCM_FORMAT_U20_LE: snd_pcm_format_t = 27;
pub const SNDRV_PCM_FORMAT_U20_BE: snd_pcm_format_t = 28;
pub const SNDRV_PCM_FORMAT_SPECIAL: snd_pcm_format_t = 31;
pub const SNDRV_PCM_FORMAT_S24_3LE: snd_pcm_format_t = 32;
pub const SNDRV_PCM_FORMAT_S24_3BE: snd_pcm_format_t = 33;
pub const SNDRV_PCM_FORMAT_U24_3LE: snd_pcm_format_t = 34;
pub const SNDRV_PCM_FORMAT_U24_3BE: snd_pcm_format_t = 35;
pub const SNDRV_PCM_FORMAT_S20_3LE: snd_pcm_format_t = 36;
pub const SNDRV_PCM_FORMAT_S20_3BE: snd_pcm_format_t = 37;
pub const SNDRV_PCM_FORMAT_U20_3LE: snd_pcm_format_t = 38;
pub const SNDRV_PCM_FORMAT_U20_3BE: snd_pcm_format_t = 39;
pub const SNDRV_PCM_FORMAT_S18_3LE: snd_pcm_format_t = 40;
pub const SNDRV_PCM_FORMAT_S18_3BE: snd_pcm_format_t = 41;
pub const SNDRV_PCM_FORMAT_U18_3LE: snd_pcm_format_t = 42;
pub const SNDRV_PCM_FORMAT_U18_3BE: snd_pcm_format_t = 43;
pub const SNDRV_PCM_FORMAT_G723_24: snd_pcm_format_t = 44;
pub const SNDRV_PCM_FORMAT_G723_24_1B: snd_pcm_format_t = 45;
pub const SNDRV_PCM_FORMAT_G723_40: snd_pcm_format_t = 46;
pub const SNDRV_PCM_FORMAT_G723_40_1B: snd_pcm_format_t = 47;
pub const SNDRV_PCM_FORMAT_DSD_U8: snd_pcm_format_t = 48;
pub const SNDRV_PCM_FORMAT_DSD_U16_LE: snd_pcm_format_t = 49;
pub const SNDRV_PCM_FORMAT_DSD_U32_LE: snd_pcm_format_t = 50;
pub const SNDRV_PCM_FORMAT_DSD_U16_BE: snd_pcm_format_t = 51;
pub const SNDRV_PCM_FORMAT_DSD_U32_BE: snd_pcm_format_t = 52;
pub const SNDRV_PCM_SUBFORMAT_STD: snd_pcm_subformat_t = 0;
pub const SNDRV_PCM_STATE_OPEN: snd_pcm_state_t = 0;
pub const SNDRV_PCM_STATE_SETUP: snd_pcm_state_t = 1;
pub const SNDRV_PCM_STATE_PREPARED: snd_pcm_state_t = 2;
pub const SNDRV_PCM_STATE_RUNNING: snd_pcm_state_t = 3;
pub const SNDRV_PCM_STATE_XRUN: snd_pcm_state_t = 4;
pub const SNDRV_PCM_STATE_DRAINING: snd_pcm_state_t = 5;
pub const SNDRV_PCM_STATE_PAUSED: snd_pcm_state_t = 6;
pub const SNDRV_PCM_STATE_SUSPENDED: snd_pcm_state_t = 7;
pub const SNDRV_PCM_STATE_DISCONNECTED: snd_pcm_state_t = 8;
pub const SNDRV_CTL_ELEM_TYPE_NONE: snd_ctl_elem_type_t = 0;
pub const SNDRV_CTL_ELEM_TYPE_BOOLEAN: snd_ctl_elem_type_t = 1;
pub const SNDRV_CTL_ELEM_TYPE_INTEGER: snd_ctl_elem_type_t = 2;
pub const SNDRV_CTL_ELEM_TYPE_ENUMERATED: snd_ctl_elem_type_t = 3;
pub const SNDRV_CTL_ELEM_TYPE_BYTES: snd_ctl_elem_type_t = 4;
pub const SNDRV_CTL_ELEM_TYPE_IEC958: snd_ctl_elem_type_t = 5;
pub const SNDRV_CTL_ELEM_TYPE_INTEGER64: snd_ctl_elem_type_t = 6;
pub const SNDRV_CTL_ELEM_IFACE_CARD: snd_ctl_elem_iface_t = 0;
pub const SNDRV_CTL_ELEM_IFACE_HWDEP: snd_ctl_elem_iface_t = 1;
pub const SNDRV_CTL_ELEM_IFACE_MIXER: snd_ctl_elem_iface_t = 2;
pub const SNDRV_CTL_ELEM_IFACE_PCM: snd_ctl_elem_iface_t = 3;
pub const SNDRV_CTL_ELEM_IFACE_RAWMIDI: snd_ctl_elem_iface_t = 4;
pub const SNDRV_CTL_ELEM_IFACE_TIMER: snd_ctl_elem_iface_t = 5;
pub const SNDRV_CTL_ELEM_IFACE_SEQUENCER: snd_ctl_elem_iface_t = 6;
nix::ioctl_read!(SNDRV_HWDEP_IOCTL_DSP_STATUS, 'H', 0x02, snd_hwdep_dsp_status);
nix::ioctl_write_ptr!(SNDRV_HWDEP_IOCTL_DSP_LOAD, 'H', 0x03, snd_hwdep_dsp_image);
nix::ioctl_read!(SNDRV_PCM_IOCTL_PVERSION, 'A', 0x00, std::os::raw::c_int);
nix::ioctl_read!(SNDRV_PCM_IOCTL_INFO, 'A', 0x01, snd_pcm_info);
nix::ioctl_write_int!(SNDRV_PCM_IOCTL_TSTAMP, 'A', 0x02);
nix::ioctl_write_int!(SNDRV_PCM_IOCTL_TTSTAMP, 'A', 0x03);
nix::ioctl_write_int!(SNDRV_PCM_IOCTL_USER_PVERSION, 'A', 0x04);
nix::ioctl_readwrite!(SNDRV_PCM_IOCTL_HW_REFINE, 'A', 0x10, snd_pcm_hw_params);
nix::ioctl_readwrite!(SNDRV_PCM_IOCTL_HW_PARAMS, 'A', 0x11, snd_pcm_hw_params);
nix::ioctl_none!(SNDRV_PCM_IOCTL_HW_FREE, 'A', 0x12);
nix::ioctl_readwrite!(SNDRV_PCM_IOCTL_SW_PARAMS, 'A', 0x13, snd_pcm_sw_params);
nix::ioctl_read!(SNDRV_PCM_IOCTL_STATUS, 'A', 0x20, snd_pcm_status);
nix::ioctl_read!(SNDRV_PCM_IOCTL_DELAY, 'A', 0x21, snd_pcm_sframes_t);
nix::ioctl_none!(SNDRV_PCM_IOCTL_HWSYNC, 'A', 0x22);
nix::ioctl_readwrite!(SNDRV_PCM_IOCTL_SYNC_PTR, 'A', 0x23, snd_pcm_sync_ptr);
nix::ioctl_readwrite!(SNDRV_PCM_IOCTL_STATUS_EXT, 'A', 0x24, snd_pcm_status);
nix::ioctl_read!(SNDRV_PCM_IOCTL_CHANNEL_INFO, 'A', 0x32, snd_pcm_channel_info);
nix::ioctl_none!(SNDRV_PCM_IOCTL_PREPARE, 'A', 0x40);
nix::ioctl_none!(SNDRV_PCM_IOCTL_RESET, 'A', 0x41);
nix::ioctl_none!(SNDRV_PCM_IOCTL_START, 'A', 0x42);
nix::ioctl_none!(SNDRV_PCM_IOCTL_DROP, 'A', 0x43);
nix::ioctl_none!(SNDRV_PCM_IOCTL_DRAIN, 'A', 0x44);
nix::ioctl_write_int!(SNDRV_PCM_IOCTL_PAUSE, 'A', 0x45);
nix::ioctl_write_ptr!(SNDRV_PCM_IOCTL_REWIND, 'A', 0x46, snd_pcm_uframes_t);
nix::ioctl_none!(SNDRV_PCM_IOCTL_RESUME, 'A', 0x47);
nix::ioctl_none!(SNDRV_PCM_IOCTL_XRUN, 'A', 0x48);
nix::ioctl_write_ptr!(SNDRV_PCM_IOCTL_FORWARD, 'A', 0x49, snd_pcm_uframes_t);
nix::ioctl_write_ptr!(SNDRV_PCM_IOCTL_WRITEI_FRAMES, 'A', 0x50, snd_xferi);
nix::ioctl_read!(SNDRV_PCM_IOCTL_READI_FRAMES, 'A', 0x51, snd_xferi);
nix::ioctl_write_ptr!(SNDRV_PCM_IOCTL_WRITEN_FRAMES, 'A', 0x52, snd_xfern);
nix::ioctl_read!(SNDRV_PCM_IOCTL_READN_FRAMES, 'A', 0x53, snd_xfern);
nix::ioctl_write_int!(SNDRV_PCM_IOCTL_LINK, 'A', 0x60);
nix::ioctl_none!(SNDRV_PCM_IOCTL_UNLINK, 'A', 0x61);
nix::ioctl_read!(SNDRV_RAWMIDI_IOCTL_PVERSION, 'W', 0x00, std::os::raw::c_int);
nix::ioctl_read!(SNDRV_RAWMIDI_IOCTL_INFO, 'W', 0x01, snd_rawmidi_info);
nix::ioctl_readwrite!(SNDRV_RAWMIDI_IOCTL_PARAMS, 'W', 0x10, snd_rawmidi_params);
nix::ioctl_readwrite!(SNDRV_RAWMIDI_IOCTL_STATUS, 'W', 0x20, snd_rawmidi_status);
nix::ioctl_write_int!(SNDRV_RAWMIDI_IOCTL_DROP, 'W', 0x30);
nix::ioctl_write_int!(SNDRV_RAWMIDI_IOCTL_DRAIN, 'W', 0x31);
nix::ioctl_read!(SNDRV_TIMER_IOCTL_PVERSION, 'T', 0x00, std::os::raw::c_int);
nix::ioctl_readwrite!(SNDRV_TIMER_IOCTL_NEXT_DEVICE, 'T', 0x01, snd_timer_id);
nix::ioctl_write_int!(SNDRV_TIMER_IOCTL_TREAD, 'T', 0x02);
nix::ioctl_readwrite!(SNDRV_TIMER_IOCTL_GINFO, 'T', 0x03, snd_timer_ginfo);
nix::ioctl_write_ptr!(SNDRV_TIMER_IOCTL_GPARAMS, 'T', 0x04, snd_timer_gparams);
nix::ioctl_readwrite!(SNDRV_TIMER_IOCTL_GSTATUS, 'T', 0x05, snd_timer_gstatus);
nix::ioctl_write_ptr!(SNDRV_TIMER_IOCTL_SELECT, 'T', 0x10, snd_timer_select);
nix::ioctl_read!(SNDRV_TIMER_IOCTL_INFO, 'T', 0x11, snd_timer_info);
nix::ioctl_write_ptr!(SNDRV_TIMER_IOCTL_PARAMS, 'T', 0x12, snd_timer_params);
nix::ioctl_read!(SNDRV_TIMER_IOCTL_STATUS, 'T', 0x14, snd_timer_status);
nix::ioctl_none!(SNDRV_TIMER_IOCTL_START, 'T', 0xa0);
nix::ioctl_none!(SNDRV_TIMER_IOCTL_STOP, 'T', 0xa1);
nix::ioctl_none!(SNDRV_TIMER_IOCTL_CONTINUE, 'T', 0xa2);
nix::ioctl_none!(SNDRV_TIMER_IOCTL_PAUSE, 'T', 0xa3);
nix::ioctl_read!(SNDRV_CTL_IOCTL_PVERSION, 'U', 0x00, std::os::raw::c_int);
nix::ioctl_read!(SNDRV_CTL_IOCTL_CARD_INFO, 'U', 0x01, snd_ctl_card_info);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_ELEM_LIST, 'U', 0x10, snd_ctl_elem_list);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_ELEM_INFO, 'U', 0x11, snd_ctl_elem_info);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_ELEM_READ, 'U', 0x12, snd_ctl_elem_value);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_ELEM_WRITE, 'U', 0x13, snd_ctl_elem_value);
nix::ioctl_write_ptr!(SNDRV_CTL_IOCTL_ELEM_LOCK, 'U', 0x14, snd_ctl_elem_id);
nix::ioctl_write_ptr!(SNDRV_CTL_IOCTL_ELEM_UNLOCK, 'U', 0x15, snd_ctl_elem_id);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS, 'U', 0x16, std::os::raw::c_int);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_ELEM_ADD, 'U', 0x17, snd_ctl_elem_info);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_ELEM_REPLACE, 'U', 0x18, snd_ctl_elem_info);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_ELEM_REMOVE, 'U', 0x19, snd_ctl_elem_id);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_TLV_READ, 'U', 0x1a, snd_ctl_tlv);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_TLV_WRITE, 'U', 0x1b, snd_ctl_tlv);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_TLV_COMMAND, 'U', 0x1c, snd_ctl_tlv);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE, 'U', 0x20, std::os::raw::c_int);
nix::ioctl_read!(SNDRV_CTL_IOCTL_HWDEP_INFO, 'U', 0x21, snd_hwdep_info);
nix::ioctl_read!(SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE, 'U', 0x30, std::os::raw::c_int);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_PCM_INFO, 'U', 0x31, snd_pcm_info);
nix::ioctl_write_int!(SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE, 'U', 0x32);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE, 'U', 0x40, std::os::raw::c_int);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_RAWMIDI_INFO, 'U', 0x41, snd_rawmidi_info);
nix::ioctl_write_int!(SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE, 'U', 0x42);
nix::ioctl_readwrite!(SNDRV_CTL_IOCTL_POWER, 'U', 0xd0, std::os::raw::c_int);
nix::ioctl_read!(SNDRV_CTL_IOCTL_POWER_STATE, 'U', 0xd1, std::os::raw::c_int);