diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/sound/asound.h | 821 | ||||
| -rw-r--r-- | include/tinyalsa/asoundlib.h | 10 |
2 files changed, 831 insertions, 0 deletions
diff --git a/include/sound/asound.h b/include/sound/asound.h new file mode 100644 index 0000000..a041628 --- /dev/null +++ b/include/sound/asound.h @@ -0,0 +1,821 @@ +/**************************************************************************** + **************************************************************************** + *** + *** 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 + diff --git a/include/tinyalsa/asoundlib.h b/include/tinyalsa/asoundlib.h index 14511c9..7b13c0d 100644 --- a/include/tinyalsa/asoundlib.h +++ b/include/tinyalsa/asoundlib.h @@ -29,6 +29,7 @@ #ifndef ASOUNDLIB_H #define ASOUNDLIB_H +#include <sys/time.h> /* * PCM API @@ -90,6 +91,15 @@ unsigned int pcm_get_buffer_size(struct pcm *pcm); /* Returns the pcm latency in ms */ unsigned int pcm_get_latency(struct pcm *pcm); +/* Returns available frames in pcm buffer and corresponding time stamp. + * For an input stream, frames available are frames ready for the + * application to read. + * For an output stream, frames available are the number of empty frames available + * for the application to write. + */ +int pcm_get_htimestamp(struct pcm *pcm, unsigned int *avail, + struct timespec *tstamp); + /* Write data to the fifo. * Will start playback on the first write or on a write that * occurs after a fifo underrun. |