1 /*
2  * This file is auto-generated. Modifications will be lost.
3  *
4  * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5  * for more information.
6  */
7 #ifndef _UAPI__SOUND_ASOUND_H
8 #define _UAPI__SOUND_ASOUND_H
9 #ifdef __linux__
10 #include <linux/types.h>
11 #include <asm/byteorder.h>
12 #else
13 #include <endian.h>
14 #include <sys/ioctl.h>
15 #endif
16 #include <stdlib.h>
17 #include <time.h>
18 #define SNDRV_PROTOCOL_VERSION(major,minor,subminor) (((major) << 16) | ((minor) << 8) | (subminor))
19 #define SNDRV_PROTOCOL_MAJOR(version) (((version) >> 16) & 0xffff)
20 #define SNDRV_PROTOCOL_MINOR(version) (((version) >> 8) & 0xff)
21 #define SNDRV_PROTOCOL_MICRO(version) ((version) & 0xff)
22 #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)))
23 #define AES_IEC958_STATUS_SIZE 24
24 struct snd_aes_iec958 {
25   unsigned char status[AES_IEC958_STATUS_SIZE];
26   unsigned char subcode[147];
27   unsigned char pad;
28   unsigned char dig_subframe[4];
29 };
30 struct snd_cea_861_aud_if {
31   unsigned char db1_ct_cc;
32   unsigned char db2_sf_ss;
33   unsigned char db3;
34   unsigned char db4_ca;
35   unsigned char db5_dminh_lsv;
36 };
37 #define SNDRV_HWDEP_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 1)
38 enum {
39   SNDRV_HWDEP_IFACE_OPL2 = 0,
40   SNDRV_HWDEP_IFACE_OPL3,
41   SNDRV_HWDEP_IFACE_OPL4,
42   SNDRV_HWDEP_IFACE_SB16CSP,
43   SNDRV_HWDEP_IFACE_EMU10K1,
44   SNDRV_HWDEP_IFACE_YSS225,
45   SNDRV_HWDEP_IFACE_ICS2115,
46   SNDRV_HWDEP_IFACE_SSCAPE,
47   SNDRV_HWDEP_IFACE_VX,
48   SNDRV_HWDEP_IFACE_MIXART,
49   SNDRV_HWDEP_IFACE_USX2Y,
50   SNDRV_HWDEP_IFACE_EMUX_WAVETABLE,
51   SNDRV_HWDEP_IFACE_BLUETOOTH,
52   SNDRV_HWDEP_IFACE_USX2Y_PCM,
53   SNDRV_HWDEP_IFACE_PCXHR,
54   SNDRV_HWDEP_IFACE_SB_RC,
55   SNDRV_HWDEP_IFACE_HDA,
56   SNDRV_HWDEP_IFACE_USB_STREAM,
57   SNDRV_HWDEP_IFACE_FW_DICE,
58   SNDRV_HWDEP_IFACE_FW_FIREWORKS,
59   SNDRV_HWDEP_IFACE_FW_BEBOB,
60   SNDRV_HWDEP_IFACE_FW_OXFW,
61   SNDRV_HWDEP_IFACE_FW_DIGI00X,
62   SNDRV_HWDEP_IFACE_FW_TASCAM,
63   SNDRV_HWDEP_IFACE_LINE6,
64   SNDRV_HWDEP_IFACE_FW_MOTU,
65   SNDRV_HWDEP_IFACE_FW_FIREFACE,
66   SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_FW_FIREFACE
67 };
68 struct snd_hwdep_info {
69   unsigned int device;
70   int card;
71   unsigned char id[64];
72   unsigned char name[80];
73   int iface;
74   unsigned char reserved[64];
75 };
76 struct snd_hwdep_dsp_status {
77   unsigned int version;
78   unsigned char id[32];
79   unsigned int num_dsps;
80   unsigned int dsp_loaded;
81   unsigned int chip_ready;
82   unsigned char reserved[16];
83 };
84 struct snd_hwdep_dsp_image {
85   unsigned int index;
86   unsigned char name[64];
87   unsigned char  * image;
88   size_t length;
89   unsigned long driver_data;
90 };
91 #define SNDRV_HWDEP_IOCTL_PVERSION _IOR('H', 0x00, int)
92 #define SNDRV_HWDEP_IOCTL_INFO _IOR('H', 0x01, struct snd_hwdep_info)
93 #define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status)
94 #define SNDRV_HWDEP_IOCTL_DSP_LOAD _IOW('H', 0x03, struct snd_hwdep_dsp_image)
95 #define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 17)
96 typedef unsigned long snd_pcm_uframes_t;
97 typedef signed long snd_pcm_sframes_t;
98 enum {
99   SNDRV_PCM_CLASS_GENERIC = 0,
100   SNDRV_PCM_CLASS_MULTI,
101   SNDRV_PCM_CLASS_MODEM,
102   SNDRV_PCM_CLASS_DIGITIZER,
103   SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER,
104 };
105 enum {
106   SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0,
107   SNDRV_PCM_SUBCLASS_MULTI_MIX,
108   SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX,
109 };
110 enum {
111   SNDRV_PCM_STREAM_PLAYBACK = 0,
112   SNDRV_PCM_STREAM_CAPTURE,
113   SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE,
114 };
115 typedef int __bitwise snd_pcm_access_t;
116 #define SNDRV_PCM_ACCESS_MMAP_INTERLEAVED (( snd_pcm_access_t) 0)
117 #define SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED (( snd_pcm_access_t) 1)
118 #define SNDRV_PCM_ACCESS_MMAP_COMPLEX (( snd_pcm_access_t) 2)
119 #define SNDRV_PCM_ACCESS_RW_INTERLEAVED (( snd_pcm_access_t) 3)
120 #define SNDRV_PCM_ACCESS_RW_NONINTERLEAVED (( snd_pcm_access_t) 4)
121 #define SNDRV_PCM_ACCESS_LAST SNDRV_PCM_ACCESS_RW_NONINTERLEAVED
122 typedef int __bitwise snd_pcm_format_t;
123 #define SNDRV_PCM_FORMAT_S8 (( snd_pcm_format_t) 0)
124 #define SNDRV_PCM_FORMAT_U8 (( snd_pcm_format_t) 1)
125 #define SNDRV_PCM_FORMAT_S16_LE (( snd_pcm_format_t) 2)
126 #define SNDRV_PCM_FORMAT_S16_BE (( snd_pcm_format_t) 3)
127 #define SNDRV_PCM_FORMAT_U16_LE (( snd_pcm_format_t) 4)
128 #define SNDRV_PCM_FORMAT_U16_BE (( snd_pcm_format_t) 5)
129 #define SNDRV_PCM_FORMAT_S24_LE (( snd_pcm_format_t) 6)
130 #define SNDRV_PCM_FORMAT_S24_BE (( snd_pcm_format_t) 7)
131 #define SNDRV_PCM_FORMAT_U24_LE (( snd_pcm_format_t) 8)
132 #define SNDRV_PCM_FORMAT_U24_BE (( snd_pcm_format_t) 9)
133 #define SNDRV_PCM_FORMAT_S32_LE (( snd_pcm_format_t) 10)
134 #define SNDRV_PCM_FORMAT_S32_BE (( snd_pcm_format_t) 11)
135 #define SNDRV_PCM_FORMAT_U32_LE (( snd_pcm_format_t) 12)
136 #define SNDRV_PCM_FORMAT_U32_BE (( snd_pcm_format_t) 13)
137 #define SNDRV_PCM_FORMAT_FLOAT_LE (( snd_pcm_format_t) 14)
138 #define SNDRV_PCM_FORMAT_FLOAT_BE (( snd_pcm_format_t) 15)
139 #define SNDRV_PCM_FORMAT_FLOAT64_LE (( snd_pcm_format_t) 16)
140 #define SNDRV_PCM_FORMAT_FLOAT64_BE (( snd_pcm_format_t) 17)
141 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE (( snd_pcm_format_t) 18)
142 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE (( snd_pcm_format_t) 19)
143 #define SNDRV_PCM_FORMAT_MU_LAW (( snd_pcm_format_t) 20)
144 #define SNDRV_PCM_FORMAT_A_LAW (( snd_pcm_format_t) 21)
145 #define SNDRV_PCM_FORMAT_IMA_ADPCM (( snd_pcm_format_t) 22)
146 #define SNDRV_PCM_FORMAT_MPEG (( snd_pcm_format_t) 23)
147 #define SNDRV_PCM_FORMAT_GSM (( snd_pcm_format_t) 24)
148 #define SNDRV_PCM_FORMAT_S20_LE (( snd_pcm_format_t) 25)
149 #define SNDRV_PCM_FORMAT_S20_BE (( snd_pcm_format_t) 26)
150 #define SNDRV_PCM_FORMAT_U20_LE (( snd_pcm_format_t) 27)
151 #define SNDRV_PCM_FORMAT_U20_BE (( snd_pcm_format_t) 28)
152 #define SNDRV_PCM_FORMAT_SPECIAL (( snd_pcm_format_t) 31)
153 #define SNDRV_PCM_FORMAT_S24_3LE (( snd_pcm_format_t) 32)
154 #define SNDRV_PCM_FORMAT_S24_3BE (( snd_pcm_format_t) 33)
155 #define SNDRV_PCM_FORMAT_U24_3LE (( snd_pcm_format_t) 34)
156 #define SNDRV_PCM_FORMAT_U24_3BE (( snd_pcm_format_t) 35)
157 #define SNDRV_PCM_FORMAT_S20_3LE (( snd_pcm_format_t) 36)
158 #define SNDRV_PCM_FORMAT_S20_3BE (( snd_pcm_format_t) 37)
159 #define SNDRV_PCM_FORMAT_U20_3LE (( snd_pcm_format_t) 38)
160 #define SNDRV_PCM_FORMAT_U20_3BE (( snd_pcm_format_t) 39)
161 #define SNDRV_PCM_FORMAT_S18_3LE (( snd_pcm_format_t) 40)
162 #define SNDRV_PCM_FORMAT_S18_3BE (( snd_pcm_format_t) 41)
163 #define SNDRV_PCM_FORMAT_U18_3LE (( snd_pcm_format_t) 42)
164 #define SNDRV_PCM_FORMAT_U18_3BE (( snd_pcm_format_t) 43)
165 #define SNDRV_PCM_FORMAT_G723_24 (( snd_pcm_format_t) 44)
166 #define SNDRV_PCM_FORMAT_G723_24_1B (( snd_pcm_format_t) 45)
167 #define SNDRV_PCM_FORMAT_G723_40 (( snd_pcm_format_t) 46)
168 #define SNDRV_PCM_FORMAT_G723_40_1B (( snd_pcm_format_t) 47)
169 #define SNDRV_PCM_FORMAT_DSD_U8 (( snd_pcm_format_t) 48)
170 #define SNDRV_PCM_FORMAT_DSD_U16_LE (( snd_pcm_format_t) 49)
171 #define SNDRV_PCM_FORMAT_DSD_U32_LE (( snd_pcm_format_t) 50)
172 #define SNDRV_PCM_FORMAT_DSD_U16_BE (( snd_pcm_format_t) 51)
173 #define SNDRV_PCM_FORMAT_DSD_U32_BE (( snd_pcm_format_t) 52)
174 #define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_DSD_U32_BE
175 #define SNDRV_PCM_FORMAT_FIRST SNDRV_PCM_FORMAT_S8
176 #ifdef SNDRV_LITTLE_ENDIAN
177 #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE
178 #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_LE
179 #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_LE
180 #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_LE
181 #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_LE
182 #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_LE
183 #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_LE
184 #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_LE
185 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE
186 #define SNDRV_PCM_FORMAT_S20 SNDRV_PCM_FORMAT_S20_LE
187 #define SNDRV_PCM_FORMAT_U20 SNDRV_PCM_FORMAT_U20_LE
188 #endif
189 #ifdef SNDRV_BIG_ENDIAN
190 #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_BE
191 #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_BE
192 #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_BE
193 #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_BE
194 #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_BE
195 #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_BE
196 #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_BE
197 #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_BE
198 #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE
199 #define SNDRV_PCM_FORMAT_S20 SNDRV_PCM_FORMAT_S20_BE
200 #define SNDRV_PCM_FORMAT_U20 SNDRV_PCM_FORMAT_U20_BE
201 #endif
202 typedef int __bitwise snd_pcm_subformat_t;
203 #define SNDRV_PCM_SUBFORMAT_STD (( snd_pcm_subformat_t) 0)
204 #define SNDRV_PCM_SUBFORMAT_MSBITS_MAX (( snd_pcm_subformat_t) 1)
205 #define SNDRV_PCM_SUBFORMAT_MSBITS_20 (( snd_pcm_subformat_t) 2)
206 #define SNDRV_PCM_SUBFORMAT_MSBITS_24 (( snd_pcm_subformat_t) 3)
207 #define SNDRV_PCM_SUBFORMAT_LAST SNDRV_PCM_SUBFORMAT_MSBITS_24
208 #define SNDRV_PCM_INFO_MMAP 0x00000001
209 #define SNDRV_PCM_INFO_MMAP_VALID 0x00000002
210 #define SNDRV_PCM_INFO_DOUBLE 0x00000004
211 #define SNDRV_PCM_INFO_BATCH 0x00000010
212 #define SNDRV_PCM_INFO_SYNC_APPLPTR 0x00000020
213 #define SNDRV_PCM_INFO_PERFECT_DRAIN 0x00000040
214 #define SNDRV_PCM_INFO_INTERLEAVED 0x00000100
215 #define SNDRV_PCM_INFO_NONINTERLEAVED 0x00000200
216 #define SNDRV_PCM_INFO_COMPLEX 0x00000400
217 #define SNDRV_PCM_INFO_BLOCK_TRANSFER 0x00010000
218 #define SNDRV_PCM_INFO_OVERRANGE 0x00020000
219 #define SNDRV_PCM_INFO_RESUME 0x00040000
220 #define SNDRV_PCM_INFO_PAUSE 0x00080000
221 #define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000
222 #define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000
223 #define SNDRV_PCM_INFO_SYNC_START 0x00400000
224 #define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000
225 #define SNDRV_PCM_INFO_HAS_WALL_CLOCK 0x01000000
226 #define SNDRV_PCM_INFO_HAS_LINK_ATIME 0x01000000
227 #define SNDRV_PCM_INFO_HAS_LINK_ABSOLUTE_ATIME 0x02000000
228 #define SNDRV_PCM_INFO_HAS_LINK_ESTIMATED_ATIME 0x04000000
229 #define SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME 0x08000000
230 #define SNDRV_PCM_INFO_EXPLICIT_SYNC 0x10000000
231 #define SNDRV_PCM_INFO_NO_REWINDS 0x20000000
232 #define SNDRV_PCM_INFO_DRAIN_TRIGGER 0x40000000
233 #define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000
234 #if __BITS_PER_LONG == 32 && defined(__USE_TIME_BITS64)
235 #define __SND_STRUCT_TIME64
236 #endif
237 typedef int __bitwise snd_pcm_state_t;
238 #define SNDRV_PCM_STATE_OPEN (( snd_pcm_state_t) 0)
239 #define SNDRV_PCM_STATE_SETUP (( snd_pcm_state_t) 1)
240 #define SNDRV_PCM_STATE_PREPARED (( snd_pcm_state_t) 2)
241 #define SNDRV_PCM_STATE_RUNNING (( snd_pcm_state_t) 3)
242 #define SNDRV_PCM_STATE_XRUN (( snd_pcm_state_t) 4)
243 #define SNDRV_PCM_STATE_DRAINING (( snd_pcm_state_t) 5)
244 #define SNDRV_PCM_STATE_PAUSED (( snd_pcm_state_t) 6)
245 #define SNDRV_PCM_STATE_SUSPENDED (( snd_pcm_state_t) 7)
246 #define SNDRV_PCM_STATE_DISCONNECTED (( snd_pcm_state_t) 8)
247 #define SNDRV_PCM_STATE_LAST SNDRV_PCM_STATE_DISCONNECTED
248 enum {
249   SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000,
250   SNDRV_PCM_MMAP_OFFSET_STATUS_OLD = 0x80000000,
251   SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD = 0x81000000,
252   SNDRV_PCM_MMAP_OFFSET_STATUS_NEW = 0x82000000,
253   SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW = 0x83000000,
254 #ifdef __SND_STRUCT_TIME64
255   SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_NEW,
256   SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW,
257 #else
258   SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_OLD,
259   SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD,
260 #endif
261 };
262 union snd_pcm_sync_id {
263   unsigned char id[16];
264   unsigned short id16[8];
265   unsigned int id32[4];
266 };
267 struct snd_pcm_info {
268   unsigned int device;
269   unsigned int subdevice;
270   int stream;
271   int card;
272   unsigned char id[64];
273   unsigned char name[80];
274   unsigned char subname[32];
275   int dev_class;
276   int dev_subclass;
277   unsigned int subdevices_count;
278   unsigned int subdevices_avail;
279   union snd_pcm_sync_id sync;
280   unsigned char reserved[64];
281 };
282 typedef int snd_pcm_hw_param_t;
283 #define SNDRV_PCM_HW_PARAM_ACCESS 0
284 #define SNDRV_PCM_HW_PARAM_FORMAT 1
285 #define SNDRV_PCM_HW_PARAM_SUBFORMAT 2
286 #define SNDRV_PCM_HW_PARAM_FIRST_MASK SNDRV_PCM_HW_PARAM_ACCESS
287 #define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT
288 #define SNDRV_PCM_HW_PARAM_SAMPLE_BITS 8
289 #define SNDRV_PCM_HW_PARAM_FRAME_BITS 9
290 #define SNDRV_PCM_HW_PARAM_CHANNELS 10
291 #define SNDRV_PCM_HW_PARAM_RATE 11
292 #define SNDRV_PCM_HW_PARAM_PERIOD_TIME 12
293 #define SNDRV_PCM_HW_PARAM_PERIOD_SIZE 13
294 #define SNDRV_PCM_HW_PARAM_PERIOD_BYTES 14
295 #define SNDRV_PCM_HW_PARAM_PERIODS 15
296 #define SNDRV_PCM_HW_PARAM_BUFFER_TIME 16
297 #define SNDRV_PCM_HW_PARAM_BUFFER_SIZE 17
298 #define SNDRV_PCM_HW_PARAM_BUFFER_BYTES 18
299 #define SNDRV_PCM_HW_PARAM_TICK_TIME 19
300 #define SNDRV_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_SAMPLE_BITS
301 #define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME
302 #define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1 << 0)
303 #define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1 << 1)
304 #define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1 << 2)
305 #define SNDRV_PCM_HW_PARAMS_NO_DRAIN_SILENCE (1 << 3)
306 struct snd_interval {
307   unsigned int min, max;
308   unsigned int openmin : 1, openmax : 1, integer : 1, empty : 1;
309 };
310 #define SNDRV_MASK_MAX 256
311 struct snd_mask {
312   __u32 bits[(SNDRV_MASK_MAX + 31) / 32];
313 };
314 struct snd_pcm_hw_params {
315   unsigned int flags;
316   struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - SNDRV_PCM_HW_PARAM_FIRST_MASK + 1];
317   struct snd_mask mres[5];
318   struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1];
319   struct snd_interval ires[9];
320   unsigned int rmask;
321   unsigned int cmask;
322   unsigned int info;
323   unsigned int msbits;
324   unsigned int rate_num;
325   unsigned int rate_den;
326   snd_pcm_uframes_t fifo_size;
327   unsigned char reserved[64];
328 };
329 enum {
330   SNDRV_PCM_TSTAMP_NONE = 0,
331   SNDRV_PCM_TSTAMP_ENABLE,
332   SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE,
333 };
334 struct snd_pcm_sw_params {
335   int tstamp_mode;
336   unsigned int period_step;
337   unsigned int sleep_min;
338   snd_pcm_uframes_t avail_min;
339   snd_pcm_uframes_t xfer_align;
340   snd_pcm_uframes_t start_threshold;
341   snd_pcm_uframes_t stop_threshold;
342   snd_pcm_uframes_t silence_threshold;
343   snd_pcm_uframes_t silence_size;
344   snd_pcm_uframes_t boundary;
345   unsigned int proto;
346   unsigned int tstamp_type;
347   unsigned char reserved[56];
348 };
349 struct snd_pcm_channel_info {
350   unsigned int channel;
351   __kernel_off_t offset;
352   unsigned int first;
353   unsigned int step;
354 };
355 enum {
356   SNDRV_PCM_AUDIO_TSTAMP_TYPE_COMPAT = 0,
357   SNDRV_PCM_AUDIO_TSTAMP_TYPE_DEFAULT = 1,
358   SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK = 2,
359   SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_ABSOLUTE = 3,
360   SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_ESTIMATED = 4,
361   SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_SYNCHRONIZED = 5,
362   SNDRV_PCM_AUDIO_TSTAMP_TYPE_LAST = SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_SYNCHRONIZED
363 };
364 typedef struct {
365   unsigned char pad[sizeof(time_t) - sizeof(int)];
366 } __time_pad;
367 struct snd_pcm_status {
368   snd_pcm_state_t state;
369   __time_pad pad1;
370   struct timespec trigger_tstamp;
371   struct timespec tstamp;
372   snd_pcm_uframes_t appl_ptr;
373   snd_pcm_uframes_t hw_ptr;
374   snd_pcm_sframes_t delay;
375   snd_pcm_uframes_t avail;
376   snd_pcm_uframes_t avail_max;
377   snd_pcm_uframes_t overrange;
378   snd_pcm_state_t suspended_state;
379   __u32 audio_tstamp_data;
380   struct timespec audio_tstamp;
381   struct timespec driver_tstamp;
382   __u32 audio_tstamp_accuracy;
383   unsigned char reserved[52 - 2 * sizeof(struct timespec)];
384 };
385 #ifdef __SND_STRUCT_TIME64
386 #define __snd_pcm_mmap_status64 snd_pcm_mmap_status
387 #define __snd_pcm_mmap_control64 snd_pcm_mmap_control
388 #define __snd_pcm_sync_ptr64 snd_pcm_sync_ptr
389 #define __snd_timespec64 timespec
390 struct __snd_timespec {
391   __s32 tv_sec;
392   __s32 tv_nsec;
393 };
394 #else
395 #define __snd_pcm_mmap_status snd_pcm_mmap_status
396 #define __snd_pcm_mmap_control snd_pcm_mmap_control
397 #define __snd_pcm_sync_ptr snd_pcm_sync_ptr
398 #define __snd_timespec timespec
399 struct __snd_timespec64 {
400   __s64 tv_sec;
401   __s64 tv_nsec;
402 };
403 #endif
404 struct __snd_pcm_mmap_status {
405   snd_pcm_state_t state;
406   int pad1;
407   snd_pcm_uframes_t hw_ptr;
408   struct __snd_timespec tstamp;
409   snd_pcm_state_t suspended_state;
410   struct __snd_timespec audio_tstamp;
411 };
412 struct __snd_pcm_mmap_control {
413   snd_pcm_uframes_t appl_ptr;
414   snd_pcm_uframes_t avail_min;
415 };
416 #define SNDRV_PCM_SYNC_PTR_HWSYNC (1 << 0)
417 #define SNDRV_PCM_SYNC_PTR_APPL (1 << 1)
418 #define SNDRV_PCM_SYNC_PTR_AVAIL_MIN (1 << 2)
419 struct __snd_pcm_sync_ptr {
420   unsigned int flags;
421   union {
422     struct __snd_pcm_mmap_status status;
423     unsigned char reserved[64];
424   } s;
425   union {
426     struct __snd_pcm_mmap_control control;
427     unsigned char reserved[64];
428   } c;
429 };
430 #if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN)
431 typedef char __pad_before_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)];
432 typedef char __pad_after_uframe[0];
433 #endif
434 #if defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN)
435 typedef char __pad_before_uframe[0];
436 typedef char __pad_after_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)];
437 #endif
438 struct __snd_pcm_mmap_status64 {
439   snd_pcm_state_t state;
440   __u32 pad1;
441   __pad_before_uframe __pad1;
442   snd_pcm_uframes_t hw_ptr;
443   __pad_after_uframe __pad2;
444   struct __snd_timespec64 tstamp;
445   snd_pcm_state_t suspended_state;
446   __u32 pad3;
447   struct __snd_timespec64 audio_tstamp;
448 };
449 struct __snd_pcm_mmap_control64 {
450   __pad_before_uframe __pad1;
451   snd_pcm_uframes_t appl_ptr;
452   __pad_before_uframe __pad2;
453   __pad_before_uframe __pad3;
454   snd_pcm_uframes_t avail_min;
455   __pad_after_uframe __pad4;
456 };
457 struct __snd_pcm_sync_ptr64 {
458   __u32 flags;
459   __u32 pad1;
460   union {
461     struct __snd_pcm_mmap_status64 status;
462     unsigned char reserved[64];
463   } s;
464   union {
465     struct __snd_pcm_mmap_control64 control;
466     unsigned char reserved[64];
467   } c;
468 };
469 struct snd_xferi {
470   snd_pcm_sframes_t result;
471   void  * buf;
472   snd_pcm_uframes_t frames;
473 };
474 struct snd_xfern {
475   snd_pcm_sframes_t result;
476   void  *  * bufs;
477   snd_pcm_uframes_t frames;
478 };
479 enum {
480   SNDRV_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0,
481   SNDRV_PCM_TSTAMP_TYPE_MONOTONIC,
482   SNDRV_PCM_TSTAMP_TYPE_MONOTONIC_RAW,
483   SNDRV_PCM_TSTAMP_TYPE_LAST = SNDRV_PCM_TSTAMP_TYPE_MONOTONIC_RAW,
484 };
485 enum {
486   SNDRV_CHMAP_UNKNOWN = 0,
487   SNDRV_CHMAP_NA,
488   SNDRV_CHMAP_MONO,
489   SNDRV_CHMAP_FL,
490   SNDRV_CHMAP_FR,
491   SNDRV_CHMAP_RL,
492   SNDRV_CHMAP_RR,
493   SNDRV_CHMAP_FC,
494   SNDRV_CHMAP_LFE,
495   SNDRV_CHMAP_SL,
496   SNDRV_CHMAP_SR,
497   SNDRV_CHMAP_RC,
498   SNDRV_CHMAP_FLC,
499   SNDRV_CHMAP_FRC,
500   SNDRV_CHMAP_RLC,
501   SNDRV_CHMAP_RRC,
502   SNDRV_CHMAP_FLW,
503   SNDRV_CHMAP_FRW,
504   SNDRV_CHMAP_FLH,
505   SNDRV_CHMAP_FCH,
506   SNDRV_CHMAP_FRH,
507   SNDRV_CHMAP_TC,
508   SNDRV_CHMAP_TFL,
509   SNDRV_CHMAP_TFR,
510   SNDRV_CHMAP_TFC,
511   SNDRV_CHMAP_TRL,
512   SNDRV_CHMAP_TRR,
513   SNDRV_CHMAP_TRC,
514   SNDRV_CHMAP_TFLC,
515   SNDRV_CHMAP_TFRC,
516   SNDRV_CHMAP_TSL,
517   SNDRV_CHMAP_TSR,
518   SNDRV_CHMAP_LLFE,
519   SNDRV_CHMAP_RLFE,
520   SNDRV_CHMAP_BC,
521   SNDRV_CHMAP_BLC,
522   SNDRV_CHMAP_BRC,
523   SNDRV_CHMAP_LAST = SNDRV_CHMAP_BRC,
524 };
525 #define SNDRV_CHMAP_POSITION_MASK 0xffff
526 #define SNDRV_CHMAP_PHASE_INVERSE (0x01 << 16)
527 #define SNDRV_CHMAP_DRIVER_SPEC (0x02 << 16)
528 #define SNDRV_PCM_IOCTL_PVERSION _IOR('A', 0x00, int)
529 #define SNDRV_PCM_IOCTL_INFO _IOR('A', 0x01, struct snd_pcm_info)
530 #define SNDRV_PCM_IOCTL_TSTAMP _IOW('A', 0x02, int)
531 #define SNDRV_PCM_IOCTL_TTSTAMP _IOW('A', 0x03, int)
532 #define SNDRV_PCM_IOCTL_USER_PVERSION _IOW('A', 0x04, int)
533 #define SNDRV_PCM_IOCTL_HW_REFINE _IOWR('A', 0x10, struct snd_pcm_hw_params)
534 #define SNDRV_PCM_IOCTL_HW_PARAMS _IOWR('A', 0x11, struct snd_pcm_hw_params)
535 #define SNDRV_PCM_IOCTL_HW_FREE _IO('A', 0x12)
536 #define SNDRV_PCM_IOCTL_SW_PARAMS _IOWR('A', 0x13, struct snd_pcm_sw_params)
537 #define SNDRV_PCM_IOCTL_STATUS _IOR('A', 0x20, struct snd_pcm_status)
538 #define SNDRV_PCM_IOCTL_DELAY _IOR('A', 0x21, snd_pcm_sframes_t)
539 #define SNDRV_PCM_IOCTL_HWSYNC _IO('A', 0x22)
540 #define __SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct __snd_pcm_sync_ptr)
541 #define __SNDRV_PCM_IOCTL_SYNC_PTR64 _IOWR('A', 0x23, struct __snd_pcm_sync_ptr64)
542 #define SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct snd_pcm_sync_ptr)
543 #define SNDRV_PCM_IOCTL_STATUS_EXT _IOWR('A', 0x24, struct snd_pcm_status)
544 #define SNDRV_PCM_IOCTL_CHANNEL_INFO _IOR('A', 0x32, struct snd_pcm_channel_info)
545 #define SNDRV_PCM_IOCTL_PREPARE _IO('A', 0x40)
546 #define SNDRV_PCM_IOCTL_RESET _IO('A', 0x41)
547 #define SNDRV_PCM_IOCTL_START _IO('A', 0x42)
548 #define SNDRV_PCM_IOCTL_DROP _IO('A', 0x43)
549 #define SNDRV_PCM_IOCTL_DRAIN _IO('A', 0x44)
550 #define SNDRV_PCM_IOCTL_PAUSE _IOW('A', 0x45, int)
551 #define SNDRV_PCM_IOCTL_REWIND _IOW('A', 0x46, snd_pcm_uframes_t)
552 #define SNDRV_PCM_IOCTL_RESUME _IO('A', 0x47)
553 #define SNDRV_PCM_IOCTL_XRUN _IO('A', 0x48)
554 #define SNDRV_PCM_IOCTL_FORWARD _IOW('A', 0x49, snd_pcm_uframes_t)
555 #define SNDRV_PCM_IOCTL_WRITEI_FRAMES _IOW('A', 0x50, struct snd_xferi)
556 #define SNDRV_PCM_IOCTL_READI_FRAMES _IOR('A', 0x51, struct snd_xferi)
557 #define SNDRV_PCM_IOCTL_WRITEN_FRAMES _IOW('A', 0x52, struct snd_xfern)
558 #define SNDRV_PCM_IOCTL_READN_FRAMES _IOR('A', 0x53, struct snd_xfern)
559 #define SNDRV_PCM_IOCTL_LINK _IOW('A', 0x60, int)
560 #define SNDRV_PCM_IOCTL_UNLINK _IO('A', 0x61)
561 #define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 4)
562 enum {
563   SNDRV_RAWMIDI_STREAM_OUTPUT = 0,
564   SNDRV_RAWMIDI_STREAM_INPUT,
565   SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT,
566 };
567 #define SNDRV_RAWMIDI_INFO_OUTPUT 0x00000001
568 #define SNDRV_RAWMIDI_INFO_INPUT 0x00000002
569 #define SNDRV_RAWMIDI_INFO_DUPLEX 0x00000004
570 #define SNDRV_RAWMIDI_INFO_UMP 0x00000008
571 struct snd_rawmidi_info {
572   unsigned int device;
573   unsigned int subdevice;
574   int stream;
575   int card;
576   unsigned int flags;
577   unsigned char id[64];
578   unsigned char name[80];
579   unsigned char subname[32];
580   unsigned int subdevices_count;
581   unsigned int subdevices_avail;
582   unsigned char reserved[64];
583 };
584 #define SNDRV_RAWMIDI_MODE_FRAMING_MASK (7 << 0)
585 #define SNDRV_RAWMIDI_MODE_FRAMING_SHIFT 0
586 #define SNDRV_RAWMIDI_MODE_FRAMING_NONE (0 << 0)
587 #define SNDRV_RAWMIDI_MODE_FRAMING_TSTAMP (1 << 0)
588 #define SNDRV_RAWMIDI_MODE_CLOCK_MASK (7 << 3)
589 #define SNDRV_RAWMIDI_MODE_CLOCK_SHIFT 3
590 #define SNDRV_RAWMIDI_MODE_CLOCK_NONE (0 << 3)
591 #define SNDRV_RAWMIDI_MODE_CLOCK_REALTIME (1 << 3)
592 #define SNDRV_RAWMIDI_MODE_CLOCK_MONOTONIC (2 << 3)
593 #define SNDRV_RAWMIDI_MODE_CLOCK_MONOTONIC_RAW (3 << 3)
594 #define SNDRV_RAWMIDI_FRAMING_DATA_LENGTH 16
595 struct snd_rawmidi_framing_tstamp {
596   __u8 frame_type;
597   __u8 length;
598   __u8 reserved[2];
599   __u32 tv_nsec;
600   __u64 tv_sec;
601   __u8 data[SNDRV_RAWMIDI_FRAMING_DATA_LENGTH];
602 } __attribute__((__packed__));
603 struct snd_rawmidi_params {
604   int stream;
605   size_t buffer_size;
606   size_t avail_min;
607   unsigned int no_active_sensing : 1;
608   unsigned int mode;
609   unsigned char reserved[12];
610 };
611 struct snd_rawmidi_status {
612   int stream;
613   __time_pad pad1;
614   struct timespec tstamp;
615   size_t avail;
616   size_t xruns;
617   unsigned char reserved[16];
618 };
619 #define SNDRV_UMP_EP_INFO_STATIC_BLOCKS 0x01
620 #define SNDRV_UMP_EP_INFO_PROTO_MIDI_MASK 0x0300
621 #define SNDRV_UMP_EP_INFO_PROTO_MIDI1 0x0100
622 #define SNDRV_UMP_EP_INFO_PROTO_MIDI2 0x0200
623 #define SNDRV_UMP_EP_INFO_PROTO_JRTS_MASK 0x0003
624 #define SNDRV_UMP_EP_INFO_PROTO_JRTS_TX 0x0001
625 #define SNDRV_UMP_EP_INFO_PROTO_JRTS_RX 0x0002
626 struct snd_ump_endpoint_info {
627   int card;
628   int device;
629   unsigned int flags;
630   unsigned int protocol_caps;
631   unsigned int protocol;
632   unsigned int num_blocks;
633   unsigned short version;
634   unsigned short family_id;
635   unsigned short model_id;
636   unsigned int manufacturer_id;
637   unsigned char sw_revision[4];
638   unsigned short padding;
639   unsigned char name[128];
640   unsigned char product_id[128];
641   unsigned char reserved[32];
642 } __attribute__((__packed__));
643 #define SNDRV_UMP_DIR_INPUT 0x01
644 #define SNDRV_UMP_DIR_OUTPUT 0x02
645 #define SNDRV_UMP_DIR_BIDIRECTION 0x03
646 #define SNDRV_UMP_BLOCK_IS_MIDI1 (1U << 0)
647 #define SNDRV_UMP_BLOCK_IS_LOWSPEED (1U << 1)
648 #define SNDRV_UMP_BLOCK_UI_HINT_UNKNOWN 0x00
649 #define SNDRV_UMP_BLOCK_UI_HINT_RECEIVER 0x01
650 #define SNDRV_UMP_BLOCK_UI_HINT_SENDER 0x02
651 #define SNDRV_UMP_BLOCK_UI_HINT_BOTH 0x03
652 #define SNDRV_UMP_MAX_GROUPS 16
653 #define SNDRV_UMP_MAX_BLOCKS 32
654 struct snd_ump_block_info {
655   int card;
656   int device;
657   unsigned char block_id;
658   unsigned char direction;
659   unsigned char active;
660   unsigned char first_group;
661   unsigned char num_groups;
662   unsigned char midi_ci_version;
663   unsigned char sysex8_streams;
664   unsigned char ui_hint;
665   unsigned int flags;
666   unsigned char name[128];
667   unsigned char reserved[32];
668 } __attribute__((__packed__));
669 #define SNDRV_RAWMIDI_IOCTL_PVERSION _IOR('W', 0x00, int)
670 #define SNDRV_RAWMIDI_IOCTL_INFO _IOR('W', 0x01, struct snd_rawmidi_info)
671 #define SNDRV_RAWMIDI_IOCTL_USER_PVERSION _IOW('W', 0x02, int)
672 #define SNDRV_RAWMIDI_IOCTL_PARAMS _IOWR('W', 0x10, struct snd_rawmidi_params)
673 #define SNDRV_RAWMIDI_IOCTL_STATUS _IOWR('W', 0x20, struct snd_rawmidi_status)
674 #define SNDRV_RAWMIDI_IOCTL_DROP _IOW('W', 0x30, int)
675 #define SNDRV_RAWMIDI_IOCTL_DRAIN _IOW('W', 0x31, int)
676 #define SNDRV_UMP_IOCTL_ENDPOINT_INFO _IOR('W', 0x40, struct snd_ump_endpoint_info)
677 #define SNDRV_UMP_IOCTL_BLOCK_INFO _IOR('W', 0x41, struct snd_ump_block_info)
678 #define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7)
679 enum {
680   SNDRV_TIMER_CLASS_NONE = - 1,
681   SNDRV_TIMER_CLASS_SLAVE = 0,
682   SNDRV_TIMER_CLASS_GLOBAL,
683   SNDRV_TIMER_CLASS_CARD,
684   SNDRV_TIMER_CLASS_PCM,
685   SNDRV_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_PCM,
686 };
687 enum {
688   SNDRV_TIMER_SCLASS_NONE = 0,
689   SNDRV_TIMER_SCLASS_APPLICATION,
690   SNDRV_TIMER_SCLASS_SEQUENCER,
691   SNDRV_TIMER_SCLASS_OSS_SEQUENCER,
692   SNDRV_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_OSS_SEQUENCER,
693 };
694 #define SNDRV_TIMER_GLOBAL_SYSTEM 0
695 #define SNDRV_TIMER_GLOBAL_RTC 1
696 #define SNDRV_TIMER_GLOBAL_HPET 2
697 #define SNDRV_TIMER_GLOBAL_HRTIMER 3
698 #define SNDRV_TIMER_FLG_SLAVE (1 << 0)
699 struct snd_timer_id {
700   int dev_class;
701   int dev_sclass;
702   int card;
703   int device;
704   int subdevice;
705 };
706 struct snd_timer_ginfo {
707   struct snd_timer_id tid;
708   unsigned int flags;
709   int card;
710   unsigned char id[64];
711   unsigned char name[80];
712   unsigned long reserved0;
713   unsigned long resolution;
714   unsigned long resolution_min;
715   unsigned long resolution_max;
716   unsigned int clients;
717   unsigned char reserved[32];
718 };
719 struct snd_timer_gparams {
720   struct snd_timer_id tid;
721   unsigned long period_num;
722   unsigned long period_den;
723   unsigned char reserved[32];
724 };
725 struct snd_timer_gstatus {
726   struct snd_timer_id tid;
727   unsigned long resolution;
728   unsigned long resolution_num;
729   unsigned long resolution_den;
730   unsigned char reserved[32];
731 };
732 struct snd_timer_select {
733   struct snd_timer_id id;
734   unsigned char reserved[32];
735 };
736 struct snd_timer_info {
737   unsigned int flags;
738   int card;
739   unsigned char id[64];
740   unsigned char name[80];
741   unsigned long reserved0;
742   unsigned long resolution;
743   unsigned char reserved[64];
744 };
745 #define SNDRV_TIMER_PSFLG_AUTO (1 << 0)
746 #define SNDRV_TIMER_PSFLG_EXCLUSIVE (1 << 1)
747 #define SNDRV_TIMER_PSFLG_EARLY_EVENT (1 << 2)
748 struct snd_timer_params {
749   unsigned int flags;
750   unsigned int ticks;
751   unsigned int queue_size;
752   unsigned int reserved0;
753   unsigned int filter;
754   unsigned char reserved[60];
755 };
756 struct snd_timer_status {
757   struct timespec tstamp;
758   unsigned int resolution;
759   unsigned int lost;
760   unsigned int overrun;
761   unsigned int queue;
762   unsigned char reserved[64];
763 };
764 #define SNDRV_TIMER_IOCTL_PVERSION _IOR('T', 0x00, int)
765 #define SNDRV_TIMER_IOCTL_NEXT_DEVICE _IOWR('T', 0x01, struct snd_timer_id)
766 #define SNDRV_TIMER_IOCTL_TREAD_OLD _IOW('T', 0x02, int)
767 #define SNDRV_TIMER_IOCTL_GINFO _IOWR('T', 0x03, struct snd_timer_ginfo)
768 #define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams)
769 #define SNDRV_TIMER_IOCTL_GSTATUS _IOWR('T', 0x05, struct snd_timer_gstatus)
770 #define SNDRV_TIMER_IOCTL_SELECT _IOW('T', 0x10, struct snd_timer_select)
771 #define SNDRV_TIMER_IOCTL_INFO _IOR('T', 0x11, struct snd_timer_info)
772 #define SNDRV_TIMER_IOCTL_PARAMS _IOW('T', 0x12, struct snd_timer_params)
773 #define SNDRV_TIMER_IOCTL_STATUS _IOR('T', 0x14, struct snd_timer_status)
774 #define SNDRV_TIMER_IOCTL_START _IO('T', 0xa0)
775 #define SNDRV_TIMER_IOCTL_STOP _IO('T', 0xa1)
776 #define SNDRV_TIMER_IOCTL_CONTINUE _IO('T', 0xa2)
777 #define SNDRV_TIMER_IOCTL_PAUSE _IO('T', 0xa3)
778 #define SNDRV_TIMER_IOCTL_TREAD64 _IOW('T', 0xa4, int)
779 #if __BITS_PER_LONG == 64
780 #define SNDRV_TIMER_IOCTL_TREAD SNDRV_TIMER_IOCTL_TREAD_OLD
781 #else
782 #define SNDRV_TIMER_IOCTL_TREAD ((sizeof(__kernel_long_t) >= sizeof(time_t)) ? SNDRV_TIMER_IOCTL_TREAD_OLD : SNDRV_TIMER_IOCTL_TREAD64)
783 #endif
784 struct snd_timer_read {
785   unsigned int resolution;
786   unsigned int ticks;
787 };
788 enum {
789   SNDRV_TIMER_EVENT_RESOLUTION = 0,
790   SNDRV_TIMER_EVENT_TICK,
791   SNDRV_TIMER_EVENT_START,
792   SNDRV_TIMER_EVENT_STOP,
793   SNDRV_TIMER_EVENT_CONTINUE,
794   SNDRV_TIMER_EVENT_PAUSE,
795   SNDRV_TIMER_EVENT_EARLY,
796   SNDRV_TIMER_EVENT_SUSPEND,
797   SNDRV_TIMER_EVENT_RESUME,
798   SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10,
799   SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10,
800   SNDRV_TIMER_EVENT_MCONTINUE = SNDRV_TIMER_EVENT_CONTINUE + 10,
801   SNDRV_TIMER_EVENT_MPAUSE = SNDRV_TIMER_EVENT_PAUSE + 10,
802   SNDRV_TIMER_EVENT_MSUSPEND = SNDRV_TIMER_EVENT_SUSPEND + 10,
803   SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10,
804 };
805 struct snd_timer_tread {
806   int event;
807   __time_pad pad1;
808   struct timespec tstamp;
809   unsigned int val;
810   __time_pad pad2;
811 };
812 #define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 9)
813 struct snd_ctl_card_info {
814   int card;
815   int pad;
816   unsigned char id[16];
817   unsigned char driver[16];
818   unsigned char name[32];
819   unsigned char longname[80];
820   unsigned char reserved_[16];
821   unsigned char mixername[80];
822   unsigned char components[128];
823 };
824 typedef int __bitwise snd_ctl_elem_type_t;
825 #define SNDRV_CTL_ELEM_TYPE_NONE (( snd_ctl_elem_type_t) 0)
826 #define SNDRV_CTL_ELEM_TYPE_BOOLEAN (( snd_ctl_elem_type_t) 1)
827 #define SNDRV_CTL_ELEM_TYPE_INTEGER (( snd_ctl_elem_type_t) 2)
828 #define SNDRV_CTL_ELEM_TYPE_ENUMERATED (( snd_ctl_elem_type_t) 3)
829 #define SNDRV_CTL_ELEM_TYPE_BYTES (( snd_ctl_elem_type_t) 4)
830 #define SNDRV_CTL_ELEM_TYPE_IEC958 (( snd_ctl_elem_type_t) 5)
831 #define SNDRV_CTL_ELEM_TYPE_INTEGER64 (( snd_ctl_elem_type_t) 6)
832 #define SNDRV_CTL_ELEM_TYPE_LAST SNDRV_CTL_ELEM_TYPE_INTEGER64
833 typedef int __bitwise snd_ctl_elem_iface_t;
834 #define SNDRV_CTL_ELEM_IFACE_CARD (( snd_ctl_elem_iface_t) 0)
835 #define SNDRV_CTL_ELEM_IFACE_HWDEP (( snd_ctl_elem_iface_t) 1)
836 #define SNDRV_CTL_ELEM_IFACE_MIXER (( snd_ctl_elem_iface_t) 2)
837 #define SNDRV_CTL_ELEM_IFACE_PCM (( snd_ctl_elem_iface_t) 3)
838 #define SNDRV_CTL_ELEM_IFACE_RAWMIDI (( snd_ctl_elem_iface_t) 4)
839 #define SNDRV_CTL_ELEM_IFACE_TIMER (( snd_ctl_elem_iface_t) 5)
840 #define SNDRV_CTL_ELEM_IFACE_SEQUENCER (( snd_ctl_elem_iface_t) 6)
841 #define SNDRV_CTL_ELEM_IFACE_LAST SNDRV_CTL_ELEM_IFACE_SEQUENCER
842 #define SNDRV_CTL_ELEM_ACCESS_READ (1 << 0)
843 #define SNDRV_CTL_ELEM_ACCESS_WRITE (1 << 1)
844 #define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE)
845 #define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1 << 2)
846 #define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1 << 4)
847 #define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1 << 5)
848 #define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE (SNDRV_CTL_ELEM_ACCESS_TLV_READ | SNDRV_CTL_ELEM_ACCESS_TLV_WRITE)
849 #define SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND (1 << 6)
850 #define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1 << 8)
851 #define SNDRV_CTL_ELEM_ACCESS_LOCK (1 << 9)
852 #define SNDRV_CTL_ELEM_ACCESS_OWNER (1 << 10)
853 #define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1 << 28)
854 #define SNDRV_CTL_ELEM_ACCESS_USER (1 << 29)
855 #define SNDRV_CTL_POWER_D0 0x0000
856 #define SNDRV_CTL_POWER_D1 0x0100
857 #define SNDRV_CTL_POWER_D2 0x0200
858 #define SNDRV_CTL_POWER_D3 0x0300
859 #define SNDRV_CTL_POWER_D3hot (SNDRV_CTL_POWER_D3 | 0x0000)
860 #define SNDRV_CTL_POWER_D3cold (SNDRV_CTL_POWER_D3 | 0x0001)
861 #define SNDRV_CTL_ELEM_ID_NAME_MAXLEN 44
862 struct snd_ctl_elem_id {
863   unsigned int numid;
864   snd_ctl_elem_iface_t iface;
865   unsigned int device;
866   unsigned int subdevice;
867   unsigned char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
868   unsigned int index;
869 };
870 struct snd_ctl_elem_list {
871   unsigned int offset;
872   unsigned int space;
873   unsigned int used;
874   unsigned int count;
875   struct snd_ctl_elem_id  * pids;
876   unsigned char reserved[50];
877 };
878 struct snd_ctl_elem_info {
879   struct snd_ctl_elem_id id;
880   snd_ctl_elem_type_t type;
881   unsigned int access;
882   unsigned int count;
883   __kernel_pid_t owner;
884   union {
885     struct {
886       long min;
887       long max;
888       long step;
889     } integer;
890     struct {
891       long long min;
892       long long max;
893       long long step;
894     } integer64;
895     struct {
896       unsigned int items;
897       unsigned int item;
898       char name[64];
899       __u64 names_ptr;
900       unsigned int names_length;
901     } enumerated;
902     unsigned char reserved[128];
903   } value;
904   unsigned char reserved[64];
905 };
906 struct snd_ctl_elem_value {
907   struct snd_ctl_elem_id id;
908   unsigned int indirect : 1;
909   union {
910     union {
911       long value[128];
912       long * value_ptr;
913     } integer;
914     union {
915       long long value[64];
916       long long * value_ptr;
917     } integer64;
918     union {
919       unsigned int item[128];
920       unsigned int * item_ptr;
921     } enumerated;
922     union {
923       unsigned char data[512];
924       unsigned char * data_ptr;
925     } bytes;
926     struct snd_aes_iec958 iec958;
927   } value;
928   unsigned char reserved[128];
929 };
930 struct snd_ctl_tlv {
931   unsigned int numid;
932   unsigned int length;
933   unsigned int tlv[];
934 };
935 #define SNDRV_CTL_IOCTL_PVERSION _IOR('U', 0x00, int)
936 #define SNDRV_CTL_IOCTL_CARD_INFO _IOR('U', 0x01, struct snd_ctl_card_info)
937 #define SNDRV_CTL_IOCTL_ELEM_LIST _IOWR('U', 0x10, struct snd_ctl_elem_list)
938 #define SNDRV_CTL_IOCTL_ELEM_INFO _IOWR('U', 0x11, struct snd_ctl_elem_info)
939 #define SNDRV_CTL_IOCTL_ELEM_READ _IOWR('U', 0x12, struct snd_ctl_elem_value)
940 #define SNDRV_CTL_IOCTL_ELEM_WRITE _IOWR('U', 0x13, struct snd_ctl_elem_value)
941 #define SNDRV_CTL_IOCTL_ELEM_LOCK _IOW('U', 0x14, struct snd_ctl_elem_id)
942 #define SNDRV_CTL_IOCTL_ELEM_UNLOCK _IOW('U', 0x15, struct snd_ctl_elem_id)
943 #define SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS _IOWR('U', 0x16, int)
944 #define SNDRV_CTL_IOCTL_ELEM_ADD _IOWR('U', 0x17, struct snd_ctl_elem_info)
945 #define SNDRV_CTL_IOCTL_ELEM_REPLACE _IOWR('U', 0x18, struct snd_ctl_elem_info)
946 #define SNDRV_CTL_IOCTL_ELEM_REMOVE _IOWR('U', 0x19, struct snd_ctl_elem_id)
947 #define SNDRV_CTL_IOCTL_TLV_READ _IOWR('U', 0x1a, struct snd_ctl_tlv)
948 #define SNDRV_CTL_IOCTL_TLV_WRITE _IOWR('U', 0x1b, struct snd_ctl_tlv)
949 #define SNDRV_CTL_IOCTL_TLV_COMMAND _IOWR('U', 0x1c, struct snd_ctl_tlv)
950 #define SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE _IOWR('U', 0x20, int)
951 #define SNDRV_CTL_IOCTL_HWDEP_INFO _IOR('U', 0x21, struct snd_hwdep_info)
952 #define SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE _IOR('U', 0x30, int)
953 #define SNDRV_CTL_IOCTL_PCM_INFO _IOWR('U', 0x31, struct snd_pcm_info)
954 #define SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE _IOW('U', 0x32, int)
955 #define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int)
956 #define SNDRV_CTL_IOCTL_RAWMIDI_INFO _IOWR('U', 0x41, struct snd_rawmidi_info)
957 #define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int)
958 #define SNDRV_CTL_IOCTL_UMP_NEXT_DEVICE _IOWR('U', 0x43, int)
959 #define SNDRV_CTL_IOCTL_UMP_ENDPOINT_INFO _IOWR('U', 0x44, struct snd_ump_endpoint_info)
960 #define SNDRV_CTL_IOCTL_UMP_BLOCK_INFO _IOWR('U', 0x45, struct snd_ump_block_info)
961 #define SNDRV_CTL_IOCTL_POWER _IOWR('U', 0xd0, int)
962 #define SNDRV_CTL_IOCTL_POWER_STATE _IOR('U', 0xd1, int)
963 enum sndrv_ctl_event_type {
964   SNDRV_CTL_EVENT_ELEM = 0,
965   SNDRV_CTL_EVENT_LAST = SNDRV_CTL_EVENT_ELEM,
966 };
967 #define SNDRV_CTL_EVENT_MASK_VALUE (1 << 0)
968 #define SNDRV_CTL_EVENT_MASK_INFO (1 << 1)
969 #define SNDRV_CTL_EVENT_MASK_ADD (1 << 2)
970 #define SNDRV_CTL_EVENT_MASK_TLV (1 << 3)
971 #define SNDRV_CTL_EVENT_MASK_REMOVE (~0U)
972 struct snd_ctl_event {
973   int type;
974   union {
975     struct {
976       unsigned int mask;
977       struct snd_ctl_elem_id id;
978     } elem;
979     unsigned char data8[60];
980   } data;
981 };
982 #define SNDRV_CTL_NAME_NONE ""
983 #define SNDRV_CTL_NAME_PLAYBACK "Playback "
984 #define SNDRV_CTL_NAME_CAPTURE "Capture "
985 #define SNDRV_CTL_NAME_IEC958_NONE ""
986 #define SNDRV_CTL_NAME_IEC958_SWITCH "Switch"
987 #define SNDRV_CTL_NAME_IEC958_VOLUME "Volume"
988 #define SNDRV_CTL_NAME_IEC958_DEFAULT "Default"
989 #define SNDRV_CTL_NAME_IEC958_MASK "Mask"
990 #define SNDRV_CTL_NAME_IEC958_CON_MASK "Con Mask"
991 #define SNDRV_CTL_NAME_IEC958_PRO_MASK "Pro Mask"
992 #define SNDRV_CTL_NAME_IEC958_PCM_STREAM "PCM Stream"
993 #define SNDRV_CTL_NAME_IEC958(expl,direction,what) "IEC958 " expl SNDRV_CTL_NAME_ ##direction SNDRV_CTL_NAME_IEC958_ ##what
994 #endif
995