1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef __SOUND_ASOUND_H 20 #define __SOUND_ASOUND_H 21 #ifdef __linux__ 22 #include <linux/types.h> 23 #include <asm/byteorder.h> 24 #else 25 #include <endian.h> 26 #include <sys/ioctl.h> 27 #endif 28 #include <stdlib.h> 29 #include <time.h> 30 #define SNDRV_PROTOCOL_VERSION(major,minor,subminor) (((major) << 16) | ((minor) << 8) | (subminor)) 31 #define SNDRV_PROTOCOL_MAJOR(version) (((version) >> 16) & 0xffff) 32 #define SNDRV_PROTOCOL_MINOR(version) (((version) >> 8) & 0xff) 33 #define SNDRV_PROTOCOL_MICRO(version) ((version) & 0xff) 34 #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))) 35 #define AES_IEC958_STATUS_SIZE 24 36 struct snd_aes_iec958 { 37 unsigned char status[AES_IEC958_STATUS_SIZE]; 38 unsigned char subcode[147]; 39 unsigned char pad; 40 unsigned char dig_subframe[4]; 41 }; 42 struct snd_cea_861_aud_if { 43 unsigned char db1_ct_cc; 44 unsigned char db2_sf_ss; 45 unsigned char db3; 46 unsigned char db4_ca; 47 unsigned char db5_dminh_lsv; 48 }; 49 #define SNDRV_HWDEP_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 1) 50 enum { 51 SNDRV_HWDEP_IFACE_OPL2 = 0, 52 SNDRV_HWDEP_IFACE_OPL3, 53 SNDRV_HWDEP_IFACE_OPL4, 54 SNDRV_HWDEP_IFACE_SB16CSP, 55 SNDRV_HWDEP_IFACE_EMU10K1, 56 SNDRV_HWDEP_IFACE_YSS225, 57 SNDRV_HWDEP_IFACE_ICS2115, 58 SNDRV_HWDEP_IFACE_SSCAPE, 59 SNDRV_HWDEP_IFACE_VX, 60 SNDRV_HWDEP_IFACE_MIXART, 61 SNDRV_HWDEP_IFACE_USX2Y, 62 SNDRV_HWDEP_IFACE_EMUX_WAVETABLE, 63 SNDRV_HWDEP_IFACE_BLUETOOTH, 64 SNDRV_HWDEP_IFACE_USX2Y_PCM, 65 SNDRV_HWDEP_IFACE_PCXHR, 66 SNDRV_HWDEP_IFACE_SB_RC, 67 SNDRV_HWDEP_IFACE_HDA, 68 SNDRV_HWDEP_IFACE_USB_STREAM, 69 SNDRV_HWDEP_IFACE_FW_DICE, 70 SNDRV_HWDEP_IFACE_FW_FIREWORKS, 71 SNDRV_HWDEP_IFACE_FW_BEBOB, 72 SNDRV_HWDEP_IFACE_FW_OXFW, 73 SNDRV_HWDEP_IFACE_FW_DIGI00X, 74 SNDRV_HWDEP_IFACE_FW_TASCAM, 75 SNDRV_HWDEP_IFACE_LINE6, 76 SNDRV_HWDEP_IFACE_FW_MOTU, 77 SNDRV_HWDEP_IFACE_FW_FIREFACE, 78 SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_FW_FIREFACE 79 }; 80 struct snd_hwdep_info { 81 unsigned int device; 82 int card; 83 unsigned char id[64]; 84 unsigned char name[80]; 85 int iface; 86 unsigned char reserved[64]; 87 }; 88 struct snd_hwdep_dsp_status { 89 unsigned int version; 90 unsigned char id[32]; 91 unsigned int num_dsps; 92 unsigned int dsp_loaded; 93 unsigned int chip_ready; 94 unsigned char reserved[16]; 95 }; 96 struct snd_hwdep_dsp_image { 97 unsigned int index; 98 unsigned char name[64]; 99 unsigned char * image; 100 size_t length; 101 unsigned long driver_data; 102 }; 103 #define SNDRV_HWDEP_IOCTL_PVERSION _IOR('H', 0x00, int) 104 #define SNDRV_HWDEP_IOCTL_INFO _IOR('H', 0x01, struct snd_hwdep_info) 105 #define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status) 106 #define SNDRV_HWDEP_IOCTL_DSP_LOAD _IOW('H', 0x03, struct snd_hwdep_dsp_image) 107 #define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 15) 108 typedef unsigned long snd_pcm_uframes_t; 109 typedef signed long snd_pcm_sframes_t; 110 enum { 111 SNDRV_PCM_CLASS_GENERIC = 0, 112 SNDRV_PCM_CLASS_MULTI, 113 SNDRV_PCM_CLASS_MODEM, 114 SNDRV_PCM_CLASS_DIGITIZER, 115 SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER, 116 }; 117 enum { 118 SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0, 119 SNDRV_PCM_SUBCLASS_MULTI_MIX, 120 SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX, 121 }; 122 enum { 123 SNDRV_PCM_STREAM_PLAYBACK = 0, 124 SNDRV_PCM_STREAM_CAPTURE, 125 SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE, 126 }; 127 typedef int __bitwise snd_pcm_access_t; 128 #define SNDRV_PCM_ACCESS_MMAP_INTERLEAVED ((snd_pcm_access_t) 0) 129 #define SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED ((snd_pcm_access_t) 1) 130 #define SNDRV_PCM_ACCESS_MMAP_COMPLEX ((snd_pcm_access_t) 2) 131 #define SNDRV_PCM_ACCESS_RW_INTERLEAVED ((snd_pcm_access_t) 3) 132 #define SNDRV_PCM_ACCESS_RW_NONINTERLEAVED ((snd_pcm_access_t) 4) 133 #define SNDRV_PCM_ACCESS_LAST SNDRV_PCM_ACCESS_RW_NONINTERLEAVED 134 typedef int __bitwise snd_pcm_format_t; 135 #define SNDRV_PCM_FORMAT_S8 ((snd_pcm_format_t) 0) 136 #define SNDRV_PCM_FORMAT_U8 ((snd_pcm_format_t) 1) 137 #define SNDRV_PCM_FORMAT_S16_LE ((snd_pcm_format_t) 2) 138 #define SNDRV_PCM_FORMAT_S16_BE ((snd_pcm_format_t) 3) 139 #define SNDRV_PCM_FORMAT_U16_LE ((snd_pcm_format_t) 4) 140 #define SNDRV_PCM_FORMAT_U16_BE ((snd_pcm_format_t) 5) 141 #define SNDRV_PCM_FORMAT_S24_LE ((snd_pcm_format_t) 6) 142 #define SNDRV_PCM_FORMAT_S24_BE ((snd_pcm_format_t) 7) 143 #define SNDRV_PCM_FORMAT_U24_LE ((snd_pcm_format_t) 8) 144 #define SNDRV_PCM_FORMAT_U24_BE ((snd_pcm_format_t) 9) 145 #define SNDRV_PCM_FORMAT_S32_LE ((snd_pcm_format_t) 10) 146 #define SNDRV_PCM_FORMAT_S32_BE ((snd_pcm_format_t) 11) 147 #define SNDRV_PCM_FORMAT_U32_LE ((snd_pcm_format_t) 12) 148 #define SNDRV_PCM_FORMAT_U32_BE ((snd_pcm_format_t) 13) 149 #define SNDRV_PCM_FORMAT_FLOAT_LE ((snd_pcm_format_t) 14) 150 #define SNDRV_PCM_FORMAT_FLOAT_BE ((snd_pcm_format_t) 15) 151 #define SNDRV_PCM_FORMAT_FLOAT64_LE ((snd_pcm_format_t) 16) 152 #define SNDRV_PCM_FORMAT_FLOAT64_BE ((snd_pcm_format_t) 17) 153 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE ((snd_pcm_format_t) 18) 154 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE ((snd_pcm_format_t) 19) 155 #define SNDRV_PCM_FORMAT_MU_LAW ((snd_pcm_format_t) 20) 156 #define SNDRV_PCM_FORMAT_A_LAW ((snd_pcm_format_t) 21) 157 #define SNDRV_PCM_FORMAT_IMA_ADPCM ((snd_pcm_format_t) 22) 158 #define SNDRV_PCM_FORMAT_MPEG ((snd_pcm_format_t) 23) 159 #define SNDRV_PCM_FORMAT_GSM ((snd_pcm_format_t) 24) 160 #define SNDRV_PCM_FORMAT_S20_LE ((snd_pcm_format_t) 25) 161 #define SNDRV_PCM_FORMAT_S20_BE ((snd_pcm_format_t) 26) 162 #define SNDRV_PCM_FORMAT_U20_LE ((snd_pcm_format_t) 27) 163 #define SNDRV_PCM_FORMAT_U20_BE ((snd_pcm_format_t) 28) 164 #define SNDRV_PCM_FORMAT_SPECIAL ((snd_pcm_format_t) 31) 165 #define SNDRV_PCM_FORMAT_S24_3LE ((snd_pcm_format_t) 32) 166 #define SNDRV_PCM_FORMAT_S24_3BE ((snd_pcm_format_t) 33) 167 #define SNDRV_PCM_FORMAT_U24_3LE ((snd_pcm_format_t) 34) 168 #define SNDRV_PCM_FORMAT_U24_3BE ((snd_pcm_format_t) 35) 169 #define SNDRV_PCM_FORMAT_S20_3LE ((snd_pcm_format_t) 36) 170 #define SNDRV_PCM_FORMAT_S20_3BE ((snd_pcm_format_t) 37) 171 #define SNDRV_PCM_FORMAT_U20_3LE ((snd_pcm_format_t) 38) 172 #define SNDRV_PCM_FORMAT_U20_3BE ((snd_pcm_format_t) 39) 173 #define SNDRV_PCM_FORMAT_S18_3LE ((snd_pcm_format_t) 40) 174 #define SNDRV_PCM_FORMAT_S18_3BE ((snd_pcm_format_t) 41) 175 #define SNDRV_PCM_FORMAT_U18_3LE ((snd_pcm_format_t) 42) 176 #define SNDRV_PCM_FORMAT_U18_3BE ((snd_pcm_format_t) 43) 177 #define SNDRV_PCM_FORMAT_G723_24 ((snd_pcm_format_t) 44) 178 #define SNDRV_PCM_FORMAT_G723_24_1B ((snd_pcm_format_t) 45) 179 #define SNDRV_PCM_FORMAT_G723_40 ((snd_pcm_format_t) 46) 180 #define SNDRV_PCM_FORMAT_G723_40_1B ((snd_pcm_format_t) 47) 181 #define SNDRV_PCM_FORMAT_DSD_U8 ((snd_pcm_format_t) 48) 182 #define SNDRV_PCM_FORMAT_DSD_U16_LE ((snd_pcm_format_t) 49) 183 #define SNDRV_PCM_FORMAT_DSD_U32_LE ((snd_pcm_format_t) 50) 184 #define SNDRV_PCM_FORMAT_DSD_U16_BE ((snd_pcm_format_t) 51) 185 #define SNDRV_PCM_FORMAT_DSD_U32_BE ((snd_pcm_format_t) 52) 186 #define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_DSD_U32_BE 187 #define SNDRV_PCM_FORMAT_FIRST SNDRV_PCM_FORMAT_S8 188 #ifdef SNDRV_LITTLE_ENDIAN 189 #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE 190 #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_LE 191 #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_LE 192 #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_LE 193 #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_LE 194 #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_LE 195 #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_LE 196 #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_LE 197 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE 198 #define SNDRV_PCM_FORMAT_S20 SNDRV_PCM_FORMAT_S20_LE 199 #define SNDRV_PCM_FORMAT_U20 SNDRV_PCM_FORMAT_U20_LE 200 #endif 201 #ifdef SNDRV_BIG_ENDIAN 202 #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_BE 203 #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_BE 204 #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_BE 205 #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_BE 206 #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_BE 207 #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_BE 208 #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_BE 209 #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_BE 210 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE 211 #define SNDRV_PCM_FORMAT_S20 SNDRV_PCM_FORMAT_S20_BE 212 #define SNDRV_PCM_FORMAT_U20 SNDRV_PCM_FORMAT_U20_BE 213 #endif 214 typedef int __bitwise snd_pcm_subformat_t; 215 #define SNDRV_PCM_SUBFORMAT_STD ((snd_pcm_subformat_t) 0) 216 #define SNDRV_PCM_SUBFORMAT_LAST SNDRV_PCM_SUBFORMAT_STD 217 #define SNDRV_PCM_INFO_MMAP 0x00000001 218 #define SNDRV_PCM_INFO_MMAP_VALID 0x00000002 219 #define SNDRV_PCM_INFO_DOUBLE 0x00000004 220 #define SNDRV_PCM_INFO_BATCH 0x00000010 221 #define SNDRV_PCM_INFO_SYNC_APPLPTR 0x00000020 222 #define SNDRV_PCM_INFO_INTERLEAVED 0x00000100 223 #define SNDRV_PCM_INFO_NONINTERLEAVED 0x00000200 224 #define SNDRV_PCM_INFO_COMPLEX 0x00000400 225 #define SNDRV_PCM_INFO_BLOCK_TRANSFER 0x00010000 226 #define SNDRV_PCM_INFO_OVERRANGE 0x00020000 227 #define SNDRV_PCM_INFO_RESUME 0x00040000 228 #define SNDRV_PCM_INFO_PAUSE 0x00080000 229 #define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000 230 #define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000 231 #define SNDRV_PCM_INFO_SYNC_START 0x00400000 232 #define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000 233 #define SNDRV_PCM_INFO_HAS_WALL_CLOCK 0x01000000 234 #define SNDRV_PCM_INFO_HAS_LINK_ATIME 0x01000000 235 #define SNDRV_PCM_INFO_HAS_LINK_ABSOLUTE_ATIME 0x02000000 236 #define SNDRV_PCM_INFO_HAS_LINK_ESTIMATED_ATIME 0x04000000 237 #define SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME 0x08000000 238 #define SNDRV_PCM_INFO_EXPLICIT_SYNC 0x10000000 239 #define SNDRV_PCM_INFO_DRAIN_TRIGGER 0x40000000 240 #define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000 241 #if __BITS_PER_LONG == 32 && defined(__USE_TIME_BITS64) 242 #define __SND_STRUCT_TIME64 243 #endif 244 typedef int __bitwise snd_pcm_state_t; 245 #define SNDRV_PCM_STATE_OPEN ((snd_pcm_state_t) 0) 246 #define SNDRV_PCM_STATE_SETUP ((snd_pcm_state_t) 1) 247 #define SNDRV_PCM_STATE_PREPARED ((snd_pcm_state_t) 2) 248 #define SNDRV_PCM_STATE_RUNNING ((snd_pcm_state_t) 3) 249 #define SNDRV_PCM_STATE_XRUN ((snd_pcm_state_t) 4) 250 #define SNDRV_PCM_STATE_DRAINING ((snd_pcm_state_t) 5) 251 #define SNDRV_PCM_STATE_PAUSED ((snd_pcm_state_t) 6) 252 #define SNDRV_PCM_STATE_SUSPENDED ((snd_pcm_state_t) 7) 253 #define SNDRV_PCM_STATE_DISCONNECTED ((snd_pcm_state_t) 8) 254 #define SNDRV_PCM_STATE_LAST SNDRV_PCM_STATE_DISCONNECTED 255 enum { 256 SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000, 257 SNDRV_PCM_MMAP_OFFSET_STATUS_OLD = 0x80000000, 258 SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD = 0x81000000, 259 SNDRV_PCM_MMAP_OFFSET_STATUS_NEW = 0x82000000, 260 SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW = 0x83000000, 261 #ifdef __SND_STRUCT_TIME64 262 SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_NEW, 263 SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW, 264 #else 265 SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_OLD, 266 SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD, 267 #endif 268 }; 269 union snd_pcm_sync_id { 270 unsigned char id[16]; 271 unsigned short id16[8]; 272 unsigned int id32[4]; 273 }; 274 struct snd_pcm_info { 275 unsigned int device; 276 unsigned int subdevice; 277 int stream; 278 int card; 279 unsigned char id[64]; 280 unsigned char name[80]; 281 unsigned char subname[32]; 282 int dev_class; 283 int dev_subclass; 284 unsigned int subdevices_count; 285 unsigned int subdevices_avail; 286 union snd_pcm_sync_id sync; 287 unsigned char reserved[64]; 288 }; 289 typedef int snd_pcm_hw_param_t; 290 #define SNDRV_PCM_HW_PARAM_ACCESS 0 291 #define SNDRV_PCM_HW_PARAM_FORMAT 1 292 #define SNDRV_PCM_HW_PARAM_SUBFORMAT 2 293 #define SNDRV_PCM_HW_PARAM_FIRST_MASK SNDRV_PCM_HW_PARAM_ACCESS 294 #define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT 295 #define SNDRV_PCM_HW_PARAM_SAMPLE_BITS 8 296 #define SNDRV_PCM_HW_PARAM_FRAME_BITS 9 297 #define SNDRV_PCM_HW_PARAM_CHANNELS 10 298 #define SNDRV_PCM_HW_PARAM_RATE 11 299 #define SNDRV_PCM_HW_PARAM_PERIOD_TIME 12 300 #define SNDRV_PCM_HW_PARAM_PERIOD_SIZE 13 301 #define SNDRV_PCM_HW_PARAM_PERIOD_BYTES 14 302 #define SNDRV_PCM_HW_PARAM_PERIODS 15 303 #define SNDRV_PCM_HW_PARAM_BUFFER_TIME 16 304 #define SNDRV_PCM_HW_PARAM_BUFFER_SIZE 17 305 #define SNDRV_PCM_HW_PARAM_BUFFER_BYTES 18 306 #define SNDRV_PCM_HW_PARAM_TICK_TIME 19 307 #define SNDRV_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_SAMPLE_BITS 308 #define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME 309 #define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1 << 0) 310 #define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1 << 1) 311 #define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1 << 2) 312 struct snd_interval { 313 unsigned int min, max; 314 unsigned int openmin : 1, openmax : 1, integer : 1, empty : 1; 315 }; 316 #define SNDRV_MASK_MAX 256 317 struct snd_mask { 318 __u32 bits[(SNDRV_MASK_MAX + 31) / 32]; 319 }; 320 struct snd_pcm_hw_params { 321 unsigned int flags; 322 struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; 323 struct snd_mask mres[5]; 324 struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1]; 325 struct snd_interval ires[9]; 326 unsigned int rmask; 327 unsigned int cmask; 328 unsigned int info; 329 unsigned int msbits; 330 unsigned int rate_num; 331 unsigned int rate_den; 332 snd_pcm_uframes_t fifo_size; 333 unsigned char reserved[64]; 334 }; 335 enum { 336 SNDRV_PCM_TSTAMP_NONE = 0, 337 SNDRV_PCM_TSTAMP_ENABLE, 338 SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE, 339 }; 340 struct snd_pcm_sw_params { 341 int tstamp_mode; 342 unsigned int period_step; 343 unsigned int sleep_min; 344 snd_pcm_uframes_t avail_min; 345 snd_pcm_uframes_t xfer_align; 346 snd_pcm_uframes_t start_threshold; 347 snd_pcm_uframes_t stop_threshold; 348 snd_pcm_uframes_t silence_threshold; 349 snd_pcm_uframes_t silence_size; 350 snd_pcm_uframes_t boundary; 351 unsigned int proto; 352 unsigned int tstamp_type; 353 unsigned char reserved[56]; 354 }; 355 struct snd_pcm_channel_info { 356 unsigned int channel; 357 __kernel_off_t offset; 358 unsigned int first; 359 unsigned int step; 360 }; 361 enum { 362 SNDRV_PCM_AUDIO_TSTAMP_TYPE_COMPAT = 0, 363 SNDRV_PCM_AUDIO_TSTAMP_TYPE_DEFAULT = 1, 364 SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK = 2, 365 SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_ABSOLUTE = 3, 366 SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_ESTIMATED = 4, 367 SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_SYNCHRONIZED = 5, 368 SNDRV_PCM_AUDIO_TSTAMP_TYPE_LAST = SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_SYNCHRONIZED 369 }; 370 typedef struct { 371 unsigned char pad[sizeof(time_t) - sizeof(int)]; 372 } __time_pad; 373 struct snd_pcm_status { 374 snd_pcm_state_t state; 375 __time_pad pad1; 376 struct timespec trigger_tstamp; 377 struct timespec tstamp; 378 snd_pcm_uframes_t appl_ptr; 379 snd_pcm_uframes_t hw_ptr; 380 snd_pcm_sframes_t delay; 381 snd_pcm_uframes_t avail; 382 snd_pcm_uframes_t avail_max; 383 snd_pcm_uframes_t overrange; 384 snd_pcm_state_t suspended_state; 385 __u32 audio_tstamp_data; 386 struct timespec audio_tstamp; 387 struct timespec driver_tstamp; 388 __u32 audio_tstamp_accuracy; 389 unsigned char reserved[52 - 2 * sizeof(struct timespec)]; 390 }; 391 #ifdef __SND_STRUCT_TIME64 392 #define __snd_pcm_mmap_status64 snd_pcm_mmap_status 393 #define __snd_pcm_mmap_control64 snd_pcm_mmap_control 394 #define __snd_pcm_sync_ptr64 snd_pcm_sync_ptr 395 #define __snd_timespec64 timespec 396 struct __snd_timespec { 397 __s32 tv_sec; 398 __s32 tv_nsec; 399 }; 400 #else 401 #define __snd_pcm_mmap_status snd_pcm_mmap_status 402 #define __snd_pcm_mmap_control snd_pcm_mmap_control 403 #define __snd_pcm_sync_ptr snd_pcm_sync_ptr 404 #define __snd_timespec timespec 405 struct __snd_timespec64 { 406 __s64 tv_sec; 407 __s64 tv_nsec; 408 }; 409 #endif 410 struct __snd_pcm_mmap_status { 411 snd_pcm_state_t state; 412 int pad1; 413 snd_pcm_uframes_t hw_ptr; 414 struct __snd_timespec tstamp; 415 snd_pcm_state_t suspended_state; 416 struct __snd_timespec audio_tstamp; 417 }; 418 struct __snd_pcm_mmap_control { 419 snd_pcm_uframes_t appl_ptr; 420 snd_pcm_uframes_t avail_min; 421 }; 422 #define SNDRV_PCM_SYNC_PTR_HWSYNC (1 << 0) 423 #define SNDRV_PCM_SYNC_PTR_APPL (1 << 1) 424 #define SNDRV_PCM_SYNC_PTR_AVAIL_MIN (1 << 2) 425 struct __snd_pcm_sync_ptr { 426 unsigned int flags; 427 union { 428 struct __snd_pcm_mmap_status status; 429 unsigned char reserved[64]; 430 } s; 431 union { 432 struct __snd_pcm_mmap_control control; 433 unsigned char reserved[64]; 434 } c; 435 }; 436 #if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN) 437 typedef char __pad_before_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)]; 438 typedef char __pad_after_uframe[0]; 439 #endif 440 #if defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN) 441 typedef char __pad_before_uframe[0]; 442 typedef char __pad_after_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)]; 443 #endif 444 struct __snd_pcm_mmap_status64 { 445 snd_pcm_state_t state; 446 __u32 pad1; 447 __pad_before_uframe __pad1; 448 snd_pcm_uframes_t hw_ptr; 449 __pad_after_uframe __pad2; 450 struct __snd_timespec64 tstamp; 451 snd_pcm_state_t suspended_state; 452 __u32 pad3; 453 struct __snd_timespec64 audio_tstamp; 454 }; 455 struct __snd_pcm_mmap_control64 { 456 __pad_before_uframe __pad1; 457 snd_pcm_uframes_t appl_ptr; 458 __pad_before_uframe __pad2; 459 __pad_before_uframe __pad3; 460 snd_pcm_uframes_t avail_min; 461 __pad_after_uframe __pad4; 462 }; 463 struct __snd_pcm_sync_ptr64 { 464 __u32 flags; 465 __u32 pad1; 466 union { 467 struct __snd_pcm_mmap_status64 status; 468 unsigned char reserved[64]; 469 } s; 470 union { 471 struct __snd_pcm_mmap_control64 control; 472 unsigned char reserved[64]; 473 } c; 474 }; 475 struct snd_xferi { 476 snd_pcm_sframes_t result; 477 void * buf; 478 snd_pcm_uframes_t frames; 479 }; 480 struct snd_xfern { 481 snd_pcm_sframes_t result; 482 void * * bufs; 483 snd_pcm_uframes_t frames; 484 }; 485 enum { 486 SNDRV_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0, 487 SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, 488 SNDRV_PCM_TSTAMP_TYPE_MONOTONIC_RAW, 489 SNDRV_PCM_TSTAMP_TYPE_LAST = SNDRV_PCM_TSTAMP_TYPE_MONOTONIC_RAW, 490 }; 491 enum { 492 SNDRV_CHMAP_UNKNOWN = 0, 493 SNDRV_CHMAP_NA, 494 SNDRV_CHMAP_MONO, 495 SNDRV_CHMAP_FL, 496 SNDRV_CHMAP_FR, 497 SNDRV_CHMAP_RL, 498 SNDRV_CHMAP_RR, 499 SNDRV_CHMAP_FC, 500 SNDRV_CHMAP_LFE, 501 SNDRV_CHMAP_SL, 502 SNDRV_CHMAP_SR, 503 SNDRV_CHMAP_RC, 504 SNDRV_CHMAP_FLC, 505 SNDRV_CHMAP_FRC, 506 SNDRV_CHMAP_RLC, 507 SNDRV_CHMAP_RRC, 508 SNDRV_CHMAP_FLW, 509 SNDRV_CHMAP_FRW, 510 SNDRV_CHMAP_FLH, 511 SNDRV_CHMAP_FCH, 512 SNDRV_CHMAP_FRH, 513 SNDRV_CHMAP_TC, 514 SNDRV_CHMAP_TFL, 515 SNDRV_CHMAP_TFR, 516 SNDRV_CHMAP_TFC, 517 SNDRV_CHMAP_TRL, 518 SNDRV_CHMAP_TRR, 519 SNDRV_CHMAP_TRC, 520 SNDRV_CHMAP_TFLC, 521 SNDRV_CHMAP_TFRC, 522 SNDRV_CHMAP_TSL, 523 SNDRV_CHMAP_TSR, 524 SNDRV_CHMAP_LLFE, 525 SNDRV_CHMAP_RLFE, 526 SNDRV_CHMAP_BC, 527 SNDRV_CHMAP_BLC, 528 SNDRV_CHMAP_BRC, 529 SNDRV_CHMAP_LAST = SNDRV_CHMAP_BRC, 530 }; 531 #define SNDRV_CHMAP_POSITION_MASK 0xffff 532 #define SNDRV_CHMAP_PHASE_INVERSE (0x01 << 16) 533 #define SNDRV_CHMAP_DRIVER_SPEC (0x02 << 16) 534 #define SNDRV_PCM_IOCTL_PVERSION _IOR('A', 0x00, int) 535 #define SNDRV_PCM_IOCTL_INFO _IOR('A', 0x01, struct snd_pcm_info) 536 #define SNDRV_PCM_IOCTL_TSTAMP _IOW('A', 0x02, int) 537 #define SNDRV_PCM_IOCTL_TTSTAMP _IOW('A', 0x03, int) 538 #define SNDRV_PCM_IOCTL_USER_PVERSION _IOW('A', 0x04, int) 539 #define SNDRV_PCM_IOCTL_HW_REFINE _IOWR('A', 0x10, struct snd_pcm_hw_params) 540 #define SNDRV_PCM_IOCTL_HW_PARAMS _IOWR('A', 0x11, struct snd_pcm_hw_params) 541 #define SNDRV_PCM_IOCTL_HW_FREE _IO('A', 0x12) 542 #define SNDRV_PCM_IOCTL_SW_PARAMS _IOWR('A', 0x13, struct snd_pcm_sw_params) 543 #define SNDRV_PCM_IOCTL_STATUS _IOR('A', 0x20, struct snd_pcm_status) 544 #define SNDRV_PCM_IOCTL_DELAY _IOR('A', 0x21, snd_pcm_sframes_t) 545 #define SNDRV_PCM_IOCTL_HWSYNC _IO('A', 0x22) 546 #define __SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct __snd_pcm_sync_ptr) 547 #define __SNDRV_PCM_IOCTL_SYNC_PTR64 _IOWR('A', 0x23, struct __snd_pcm_sync_ptr64) 548 #define SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct snd_pcm_sync_ptr) 549 #define SNDRV_PCM_IOCTL_STATUS_EXT _IOWR('A', 0x24, struct snd_pcm_status) 550 #define SNDRV_PCM_IOCTL_CHANNEL_INFO _IOR('A', 0x32, struct snd_pcm_channel_info) 551 #define SNDRV_PCM_IOCTL_PREPARE _IO('A', 0x40) 552 #define SNDRV_PCM_IOCTL_RESET _IO('A', 0x41) 553 #define SNDRV_PCM_IOCTL_START _IO('A', 0x42) 554 #define SNDRV_PCM_IOCTL_DROP _IO('A', 0x43) 555 #define SNDRV_PCM_IOCTL_DRAIN _IO('A', 0x44) 556 #define SNDRV_PCM_IOCTL_PAUSE _IOW('A', 0x45, int) 557 #define SNDRV_PCM_IOCTL_REWIND _IOW('A', 0x46, snd_pcm_uframes_t) 558 #define SNDRV_PCM_IOCTL_RESUME _IO('A', 0x47) 559 #define SNDRV_PCM_IOCTL_XRUN _IO('A', 0x48) 560 #define SNDRV_PCM_IOCTL_FORWARD _IOW('A', 0x49, snd_pcm_uframes_t) 561 #define SNDRV_PCM_IOCTL_WRITEI_FRAMES _IOW('A', 0x50, struct snd_xferi) 562 #define SNDRV_PCM_IOCTL_READI_FRAMES _IOR('A', 0x51, struct snd_xferi) 563 #define SNDRV_PCM_IOCTL_WRITEN_FRAMES _IOW('A', 0x52, struct snd_xfern) 564 #define SNDRV_PCM_IOCTL_READN_FRAMES _IOR('A', 0x53, struct snd_xfern) 565 #define SNDRV_PCM_IOCTL_LINK _IOW('A', 0x60, int) 566 #define SNDRV_PCM_IOCTL_UNLINK _IO('A', 0x61) 567 #define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 2) 568 enum { 569 SNDRV_RAWMIDI_STREAM_OUTPUT = 0, 570 SNDRV_RAWMIDI_STREAM_INPUT, 571 SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT, 572 }; 573 #define SNDRV_RAWMIDI_INFO_OUTPUT 0x00000001 574 #define SNDRV_RAWMIDI_INFO_INPUT 0x00000002 575 #define SNDRV_RAWMIDI_INFO_DUPLEX 0x00000004 576 struct snd_rawmidi_info { 577 unsigned int device; 578 unsigned int subdevice; 579 int stream; 580 int card; 581 unsigned int flags; 582 unsigned char id[64]; 583 unsigned char name[80]; 584 unsigned char subname[32]; 585 unsigned int subdevices_count; 586 unsigned int subdevices_avail; 587 unsigned char reserved[64]; 588 }; 589 #define SNDRV_RAWMIDI_MODE_FRAMING_MASK (7 << 0) 590 #define SNDRV_RAWMIDI_MODE_FRAMING_SHIFT 0 591 #define SNDRV_RAWMIDI_MODE_FRAMING_NONE (0 << 0) 592 #define SNDRV_RAWMIDI_MODE_FRAMING_TSTAMP (1 << 0) 593 #define SNDRV_RAWMIDI_MODE_CLOCK_MASK (7 << 3) 594 #define SNDRV_RAWMIDI_MODE_CLOCK_SHIFT 3 595 #define SNDRV_RAWMIDI_MODE_CLOCK_NONE (0 << 3) 596 #define SNDRV_RAWMIDI_MODE_CLOCK_REALTIME (1 << 3) 597 #define SNDRV_RAWMIDI_MODE_CLOCK_MONOTONIC (2 << 3) 598 #define SNDRV_RAWMIDI_MODE_CLOCK_MONOTONIC_RAW (3 << 3) 599 #define SNDRV_RAWMIDI_FRAMING_DATA_LENGTH 16 600 struct snd_rawmidi_framing_tstamp { 601 __u8 frame_type; 602 __u8 length; 603 __u8 reserved[2]; 604 __u32 tv_nsec; 605 __u64 tv_sec; 606 __u8 data[SNDRV_RAWMIDI_FRAMING_DATA_LENGTH]; 607 } __attribute__((packed)); 608 struct snd_rawmidi_params { 609 int stream; 610 size_t buffer_size; 611 size_t avail_min; 612 unsigned int no_active_sensing : 1; 613 unsigned int mode; 614 unsigned char reserved[12]; 615 }; 616 struct snd_rawmidi_status { 617 int stream; 618 __time_pad pad1; 619 struct timespec tstamp; 620 size_t avail; 621 size_t xruns; 622 unsigned char reserved[16]; 623 }; 624 #define SNDRV_RAWMIDI_IOCTL_PVERSION _IOR('W', 0x00, int) 625 #define SNDRV_RAWMIDI_IOCTL_INFO _IOR('W', 0x01, struct snd_rawmidi_info) 626 #define SNDRV_RAWMIDI_IOCTL_USER_PVERSION _IOW('W', 0x02, int) 627 #define SNDRV_RAWMIDI_IOCTL_PARAMS _IOWR('W', 0x10, struct snd_rawmidi_params) 628 #define SNDRV_RAWMIDI_IOCTL_STATUS _IOWR('W', 0x20, struct snd_rawmidi_status) 629 #define SNDRV_RAWMIDI_IOCTL_DROP _IOW('W', 0x30, int) 630 #define SNDRV_RAWMIDI_IOCTL_DRAIN _IOW('W', 0x31, int) 631 #define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7) 632 enum { 633 SNDRV_TIMER_CLASS_NONE = - 1, 634 SNDRV_TIMER_CLASS_SLAVE = 0, 635 SNDRV_TIMER_CLASS_GLOBAL, 636 SNDRV_TIMER_CLASS_CARD, 637 SNDRV_TIMER_CLASS_PCM, 638 SNDRV_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_PCM, 639 }; 640 enum { 641 SNDRV_TIMER_SCLASS_NONE = 0, 642 SNDRV_TIMER_SCLASS_APPLICATION, 643 SNDRV_TIMER_SCLASS_SEQUENCER, 644 SNDRV_TIMER_SCLASS_OSS_SEQUENCER, 645 SNDRV_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_OSS_SEQUENCER, 646 }; 647 #define SNDRV_TIMER_GLOBAL_SYSTEM 0 648 #define SNDRV_TIMER_GLOBAL_RTC 1 649 #define SNDRV_TIMER_GLOBAL_HPET 2 650 #define SNDRV_TIMER_GLOBAL_HRTIMER 3 651 #define SNDRV_TIMER_FLG_SLAVE (1 << 0) 652 struct snd_timer_id { 653 int dev_class; 654 int dev_sclass; 655 int card; 656 int device; 657 int subdevice; 658 }; 659 struct snd_timer_ginfo { 660 struct snd_timer_id tid; 661 unsigned int flags; 662 int card; 663 unsigned char id[64]; 664 unsigned char name[80]; 665 unsigned long reserved0; 666 unsigned long resolution; 667 unsigned long resolution_min; 668 unsigned long resolution_max; 669 unsigned int clients; 670 unsigned char reserved[32]; 671 }; 672 struct snd_timer_gparams { 673 struct snd_timer_id tid; 674 unsigned long period_num; 675 unsigned long period_den; 676 unsigned char reserved[32]; 677 }; 678 struct snd_timer_gstatus { 679 struct snd_timer_id tid; 680 unsigned long resolution; 681 unsigned long resolution_num; 682 unsigned long resolution_den; 683 unsigned char reserved[32]; 684 }; 685 struct snd_timer_select { 686 struct snd_timer_id id; 687 unsigned char reserved[32]; 688 }; 689 struct snd_timer_info { 690 unsigned int flags; 691 int card; 692 unsigned char id[64]; 693 unsigned char name[80]; 694 unsigned long reserved0; 695 unsigned long resolution; 696 unsigned char reserved[64]; 697 }; 698 #define SNDRV_TIMER_PSFLG_AUTO (1 << 0) 699 #define SNDRV_TIMER_PSFLG_EXCLUSIVE (1 << 1) 700 #define SNDRV_TIMER_PSFLG_EARLY_EVENT (1 << 2) 701 struct snd_timer_params { 702 unsigned int flags; 703 unsigned int ticks; 704 unsigned int queue_size; 705 unsigned int reserved0; 706 unsigned int filter; 707 unsigned char reserved[60]; 708 }; 709 struct snd_timer_status { 710 struct timespec tstamp; 711 unsigned int resolution; 712 unsigned int lost; 713 unsigned int overrun; 714 unsigned int queue; 715 unsigned char reserved[64]; 716 }; 717 #define SNDRV_TIMER_IOCTL_PVERSION _IOR('T', 0x00, int) 718 #define SNDRV_TIMER_IOCTL_NEXT_DEVICE _IOWR('T', 0x01, struct snd_timer_id) 719 #define SNDRV_TIMER_IOCTL_TREAD_OLD _IOW('T', 0x02, int) 720 #define SNDRV_TIMER_IOCTL_GINFO _IOWR('T', 0x03, struct snd_timer_ginfo) 721 #define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams) 722 #define SNDRV_TIMER_IOCTL_GSTATUS _IOWR('T', 0x05, struct snd_timer_gstatus) 723 #define SNDRV_TIMER_IOCTL_SELECT _IOW('T', 0x10, struct snd_timer_select) 724 #define SNDRV_TIMER_IOCTL_INFO _IOR('T', 0x11, struct snd_timer_info) 725 #define SNDRV_TIMER_IOCTL_PARAMS _IOW('T', 0x12, struct snd_timer_params) 726 #define SNDRV_TIMER_IOCTL_STATUS _IOR('T', 0x14, struct snd_timer_status) 727 #define SNDRV_TIMER_IOCTL_START _IO('T', 0xa0) 728 #define SNDRV_TIMER_IOCTL_STOP _IO('T', 0xa1) 729 #define SNDRV_TIMER_IOCTL_CONTINUE _IO('T', 0xa2) 730 #define SNDRV_TIMER_IOCTL_PAUSE _IO('T', 0xa3) 731 #define SNDRV_TIMER_IOCTL_TREAD64 _IOW('T', 0xa4, int) 732 #if __BITS_PER_LONG == 64 733 #define SNDRV_TIMER_IOCTL_TREAD SNDRV_TIMER_IOCTL_TREAD_OLD 734 #else 735 #define SNDRV_TIMER_IOCTL_TREAD ((sizeof(__kernel_long_t) >= sizeof(time_t)) ? SNDRV_TIMER_IOCTL_TREAD_OLD : SNDRV_TIMER_IOCTL_TREAD64) 736 #endif 737 struct snd_timer_read { 738 unsigned int resolution; 739 unsigned int ticks; 740 }; 741 enum { 742 SNDRV_TIMER_EVENT_RESOLUTION = 0, 743 SNDRV_TIMER_EVENT_TICK, 744 SNDRV_TIMER_EVENT_START, 745 SNDRV_TIMER_EVENT_STOP, 746 SNDRV_TIMER_EVENT_CONTINUE, 747 SNDRV_TIMER_EVENT_PAUSE, 748 SNDRV_TIMER_EVENT_EARLY, 749 SNDRV_TIMER_EVENT_SUSPEND, 750 SNDRV_TIMER_EVENT_RESUME, 751 SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10, 752 SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10, 753 SNDRV_TIMER_EVENT_MCONTINUE = SNDRV_TIMER_EVENT_CONTINUE + 10, 754 SNDRV_TIMER_EVENT_MPAUSE = SNDRV_TIMER_EVENT_PAUSE + 10, 755 SNDRV_TIMER_EVENT_MSUSPEND = SNDRV_TIMER_EVENT_SUSPEND + 10, 756 SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10, 757 }; 758 struct snd_timer_tread { 759 int event; 760 __time_pad pad1; 761 struct timespec tstamp; 762 unsigned int val; 763 __time_pad pad2; 764 }; 765 #define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 8) 766 struct snd_ctl_card_info { 767 int card; 768 int pad; 769 unsigned char id[16]; 770 unsigned char driver[16]; 771 unsigned char name[32]; 772 unsigned char longname[80]; 773 unsigned char reserved_[16]; 774 unsigned char mixername[80]; 775 unsigned char components[128]; 776 }; 777 typedef int __bitwise snd_ctl_elem_type_t; 778 #define SNDRV_CTL_ELEM_TYPE_NONE ((snd_ctl_elem_type_t) 0) 779 #define SNDRV_CTL_ELEM_TYPE_BOOLEAN ((snd_ctl_elem_type_t) 1) 780 #define SNDRV_CTL_ELEM_TYPE_INTEGER ((snd_ctl_elem_type_t) 2) 781 #define SNDRV_CTL_ELEM_TYPE_ENUMERATED ((snd_ctl_elem_type_t) 3) 782 #define SNDRV_CTL_ELEM_TYPE_BYTES ((snd_ctl_elem_type_t) 4) 783 #define SNDRV_CTL_ELEM_TYPE_IEC958 ((snd_ctl_elem_type_t) 5) 784 #define SNDRV_CTL_ELEM_TYPE_INTEGER64 ((snd_ctl_elem_type_t) 6) 785 #define SNDRV_CTL_ELEM_TYPE_LAST SNDRV_CTL_ELEM_TYPE_INTEGER64 786 typedef int __bitwise snd_ctl_elem_iface_t; 787 #define SNDRV_CTL_ELEM_IFACE_CARD ((snd_ctl_elem_iface_t) 0) 788 #define SNDRV_CTL_ELEM_IFACE_HWDEP ((snd_ctl_elem_iface_t) 1) 789 #define SNDRV_CTL_ELEM_IFACE_MIXER ((snd_ctl_elem_iface_t) 2) 790 #define SNDRV_CTL_ELEM_IFACE_PCM ((snd_ctl_elem_iface_t) 3) 791 #define SNDRV_CTL_ELEM_IFACE_RAWMIDI ((snd_ctl_elem_iface_t) 4) 792 #define SNDRV_CTL_ELEM_IFACE_TIMER ((snd_ctl_elem_iface_t) 5) 793 #define SNDRV_CTL_ELEM_IFACE_SEQUENCER ((snd_ctl_elem_iface_t) 6) 794 #define SNDRV_CTL_ELEM_IFACE_LAST SNDRV_CTL_ELEM_IFACE_SEQUENCER 795 #define SNDRV_CTL_ELEM_ACCESS_READ (1 << 0) 796 #define SNDRV_CTL_ELEM_ACCESS_WRITE (1 << 1) 797 #define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE) 798 #define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1 << 2) 799 #define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1 << 4) 800 #define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1 << 5) 801 #define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE (SNDRV_CTL_ELEM_ACCESS_TLV_READ | SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) 802 #define SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND (1 << 6) 803 #define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1 << 8) 804 #define SNDRV_CTL_ELEM_ACCESS_LOCK (1 << 9) 805 #define SNDRV_CTL_ELEM_ACCESS_OWNER (1 << 10) 806 #define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1 << 28) 807 #define SNDRV_CTL_ELEM_ACCESS_USER (1 << 29) 808 #define SNDRV_CTL_POWER_D0 0x0000 809 #define SNDRV_CTL_POWER_D1 0x0100 810 #define SNDRV_CTL_POWER_D2 0x0200 811 #define SNDRV_CTL_POWER_D3 0x0300 812 #define SNDRV_CTL_POWER_D3hot (SNDRV_CTL_POWER_D3 | 0x0000) 813 #define SNDRV_CTL_POWER_D3cold (SNDRV_CTL_POWER_D3 | 0x0001) 814 #define SNDRV_CTL_ELEM_ID_NAME_MAXLEN 44 815 struct snd_ctl_elem_id { 816 unsigned int numid; 817 snd_ctl_elem_iface_t iface; 818 unsigned int device; 819 unsigned int subdevice; 820 unsigned char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; 821 unsigned int index; 822 }; 823 struct snd_ctl_elem_list { 824 unsigned int offset; 825 unsigned int space; 826 unsigned int used; 827 unsigned int count; 828 struct snd_ctl_elem_id * pids; 829 unsigned char reserved[50]; 830 }; 831 struct snd_ctl_elem_info { 832 struct snd_ctl_elem_id id; 833 snd_ctl_elem_type_t type; 834 unsigned int access; 835 unsigned int count; 836 __kernel_pid_t owner; 837 union { 838 struct { 839 long min; 840 long max; 841 long step; 842 } integer; 843 struct { 844 long long min; 845 long long max; 846 long long step; 847 } integer64; 848 struct { 849 unsigned int items; 850 unsigned int item; 851 char name[64]; 852 __u64 names_ptr; 853 unsigned int names_length; 854 } enumerated; 855 unsigned char reserved[128]; 856 } value; 857 unsigned char reserved[64]; 858 }; 859 struct snd_ctl_elem_value { 860 struct snd_ctl_elem_id id; 861 unsigned int indirect : 1; 862 union { 863 union { 864 long value[128]; 865 long * value_ptr; 866 } integer; 867 union { 868 long long value[64]; 869 long long * value_ptr; 870 } integer64; 871 union { 872 unsigned int item[128]; 873 unsigned int * item_ptr; 874 } enumerated; 875 union { 876 unsigned char data[512]; 877 unsigned char * data_ptr; 878 } bytes; 879 struct snd_aes_iec958 iec958; 880 } value; 881 unsigned char reserved[128]; 882 }; 883 struct snd_ctl_tlv { 884 unsigned int numid; 885 unsigned int length; 886 unsigned int tlv[0]; 887 }; 888 #define SNDRV_CTL_IOCTL_PVERSION _IOR('U', 0x00, int) 889 #define SNDRV_CTL_IOCTL_CARD_INFO _IOR('U', 0x01, struct snd_ctl_card_info) 890 #define SNDRV_CTL_IOCTL_ELEM_LIST _IOWR('U', 0x10, struct snd_ctl_elem_list) 891 #define SNDRV_CTL_IOCTL_ELEM_INFO _IOWR('U', 0x11, struct snd_ctl_elem_info) 892 #define SNDRV_CTL_IOCTL_ELEM_READ _IOWR('U', 0x12, struct snd_ctl_elem_value) 893 #define SNDRV_CTL_IOCTL_ELEM_WRITE _IOWR('U', 0x13, struct snd_ctl_elem_value) 894 #define SNDRV_CTL_IOCTL_ELEM_LOCK _IOW('U', 0x14, struct snd_ctl_elem_id) 895 #define SNDRV_CTL_IOCTL_ELEM_UNLOCK _IOW('U', 0x15, struct snd_ctl_elem_id) 896 #define SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS _IOWR('U', 0x16, int) 897 #define SNDRV_CTL_IOCTL_ELEM_ADD _IOWR('U', 0x17, struct snd_ctl_elem_info) 898 #define SNDRV_CTL_IOCTL_ELEM_REPLACE _IOWR('U', 0x18, struct snd_ctl_elem_info) 899 #define SNDRV_CTL_IOCTL_ELEM_REMOVE _IOWR('U', 0x19, struct snd_ctl_elem_id) 900 #define SNDRV_CTL_IOCTL_TLV_READ _IOWR('U', 0x1a, struct snd_ctl_tlv) 901 #define SNDRV_CTL_IOCTL_TLV_WRITE _IOWR('U', 0x1b, struct snd_ctl_tlv) 902 #define SNDRV_CTL_IOCTL_TLV_COMMAND _IOWR('U', 0x1c, struct snd_ctl_tlv) 903 #define SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE _IOWR('U', 0x20, int) 904 #define SNDRV_CTL_IOCTL_HWDEP_INFO _IOR('U', 0x21, struct snd_hwdep_info) 905 #define SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE _IOR('U', 0x30, int) 906 #define SNDRV_CTL_IOCTL_PCM_INFO _IOWR('U', 0x31, struct snd_pcm_info) 907 #define SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE _IOW('U', 0x32, int) 908 #define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int) 909 #define SNDRV_CTL_IOCTL_RAWMIDI_INFO _IOWR('U', 0x41, struct snd_rawmidi_info) 910 #define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int) 911 #define SNDRV_CTL_IOCTL_POWER _IOWR('U', 0xd0, int) 912 #define SNDRV_CTL_IOCTL_POWER_STATE _IOR('U', 0xd1, int) 913 enum sndrv_ctl_event_type { 914 SNDRV_CTL_EVENT_ELEM = 0, 915 SNDRV_CTL_EVENT_LAST = SNDRV_CTL_EVENT_ELEM, 916 }; 917 #define SNDRV_CTL_EVENT_MASK_VALUE (1 << 0) 918 #define SNDRV_CTL_EVENT_MASK_INFO (1 << 1) 919 #define SNDRV_CTL_EVENT_MASK_ADD (1 << 2) 920 #define SNDRV_CTL_EVENT_MASK_TLV (1 << 3) 921 #define SNDRV_CTL_EVENT_MASK_REMOVE (~0U) 922 struct snd_ctl_event { 923 int type; 924 union { 925 struct { 926 unsigned int mask; 927 struct snd_ctl_elem_id id; 928 } elem; 929 unsigned char data8[60]; 930 } data; 931 }; 932 #define SNDRV_CTL_NAME_NONE "" 933 #define SNDRV_CTL_NAME_PLAYBACK "Playback " 934 #define SNDRV_CTL_NAME_CAPTURE "Capture " 935 #define SNDRV_CTL_NAME_IEC958_NONE "" 936 #define SNDRV_CTL_NAME_IEC958_SWITCH "Switch" 937 #define SNDRV_CTL_NAME_IEC958_VOLUME "Volume" 938 #define SNDRV_CTL_NAME_IEC958_DEFAULT "Default" 939 #define SNDRV_CTL_NAME_IEC958_MASK "Mask" 940 #define SNDRV_CTL_NAME_IEC958_CON_MASK "Con Mask" 941 #define SNDRV_CTL_NAME_IEC958_PRO_MASK "Pro Mask" 942 #define SNDRV_CTL_NAME_IEC958_PCM_STREAM "PCM Stream" 943 #define SNDRV_CTL_NAME_IEC958(expl,direction,what) "IEC958 " expl SNDRV_CTL_NAME_ ##direction SNDRV_CTL_NAME_IEC958_ ##what 944 #endif 945