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Diffstat (limited to 'include/uapi/sound/asound.h')
-rw-r--r-- | include/uapi/sound/asound.h | 971 |
1 files changed, 971 insertions, 0 deletions
diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h new file mode 100644 index 000000000000..1774a5c3ef10 --- /dev/null +++ b/include/uapi/sound/asound.h | |||
@@ -0,0 +1,971 @@ | |||
1 | /* | ||
2 | * Advanced Linux Sound Architecture - ALSA - Driver | ||
3 | * Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>, | ||
4 | * Abramo Bagnara <abramo@alsa-project.org> | ||
5 | * | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation; either version 2 of the License, or | ||
10 | * (at your option) any later version. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
20 | * | ||
21 | */ | ||
22 | |||
23 | #ifndef _UAPI__SOUND_ASOUND_H | ||
24 | #define _UAPI__SOUND_ASOUND_H | ||
25 | |||
26 | #include <linux/types.h> | ||
27 | |||
28 | |||
29 | /* | ||
30 | * protocol version | ||
31 | */ | ||
32 | |||
33 | #define SNDRV_PROTOCOL_VERSION(major, minor, subminor) (((major)<<16)|((minor)<<8)|(subminor)) | ||
34 | #define SNDRV_PROTOCOL_MAJOR(version) (((version)>>16)&0xffff) | ||
35 | #define SNDRV_PROTOCOL_MINOR(version) (((version)>>8)&0xff) | ||
36 | #define SNDRV_PROTOCOL_MICRO(version) ((version)&0xff) | ||
37 | #define SNDRV_PROTOCOL_INCOMPATIBLE(kversion, uversion) \ | ||
38 | (SNDRV_PROTOCOL_MAJOR(kversion) != SNDRV_PROTOCOL_MAJOR(uversion) || \ | ||
39 | (SNDRV_PROTOCOL_MAJOR(kversion) == SNDRV_PROTOCOL_MAJOR(uversion) && \ | ||
40 | SNDRV_PROTOCOL_MINOR(kversion) != SNDRV_PROTOCOL_MINOR(uversion))) | ||
41 | |||
42 | /**************************************************************************** | ||
43 | * * | ||
44 | * Digital audio interface * | ||
45 | * * | ||
46 | ****************************************************************************/ | ||
47 | |||
48 | struct snd_aes_iec958 { | ||
49 | unsigned char status[24]; /* AES/IEC958 channel status bits */ | ||
50 | unsigned char subcode[147]; /* AES/IEC958 subcode bits */ | ||
51 | unsigned char pad; /* nothing */ | ||
52 | unsigned char dig_subframe[4]; /* AES/IEC958 subframe bits */ | ||
53 | }; | ||
54 | |||
55 | /**************************************************************************** | ||
56 | * * | ||
57 | * CEA-861 Audio InfoFrame. Used in HDMI and DisplayPort * | ||
58 | * * | ||
59 | ****************************************************************************/ | ||
60 | |||
61 | struct snd_cea_861_aud_if { | ||
62 | unsigned char db1_ct_cc; /* coding type and channel count */ | ||
63 | unsigned char db2_sf_ss; /* sample frequency and size */ | ||
64 | unsigned char db3; /* not used, all zeros */ | ||
65 | unsigned char db4_ca; /* channel allocation code */ | ||
66 | unsigned char db5_dminh_lsv; /* downmix inhibit & level-shit values */ | ||
67 | }; | ||
68 | |||
69 | /**************************************************************************** | ||
70 | * * | ||
71 | * Section for driver hardware dependent interface - /dev/snd/hw? * | ||
72 | * * | ||
73 | ****************************************************************************/ | ||
74 | |||
75 | #define SNDRV_HWDEP_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 1) | ||
76 | |||
77 | enum { | ||
78 | SNDRV_HWDEP_IFACE_OPL2 = 0, | ||
79 | SNDRV_HWDEP_IFACE_OPL3, | ||
80 | SNDRV_HWDEP_IFACE_OPL4, | ||
81 | SNDRV_HWDEP_IFACE_SB16CSP, /* Creative Signal Processor */ | ||
82 | SNDRV_HWDEP_IFACE_EMU10K1, /* FX8010 processor in EMU10K1 chip */ | ||
83 | SNDRV_HWDEP_IFACE_YSS225, /* Yamaha FX processor */ | ||
84 | SNDRV_HWDEP_IFACE_ICS2115, /* Wavetable synth */ | ||
85 | SNDRV_HWDEP_IFACE_SSCAPE, /* Ensoniq SoundScape ISA card (MC68EC000) */ | ||
86 | SNDRV_HWDEP_IFACE_VX, /* Digigram VX cards */ | ||
87 | SNDRV_HWDEP_IFACE_MIXART, /* Digigram miXart cards */ | ||
88 | SNDRV_HWDEP_IFACE_USX2Y, /* Tascam US122, US224 & US428 usb */ | ||
89 | SNDRV_HWDEP_IFACE_EMUX_WAVETABLE, /* EmuX wavetable */ | ||
90 | SNDRV_HWDEP_IFACE_BLUETOOTH, /* Bluetooth audio */ | ||
91 | SNDRV_HWDEP_IFACE_USX2Y_PCM, /* Tascam US122, US224 & US428 rawusb pcm */ | ||
92 | SNDRV_HWDEP_IFACE_PCXHR, /* Digigram PCXHR */ | ||
93 | SNDRV_HWDEP_IFACE_SB_RC, /* SB Extigy/Audigy2NX remote control */ | ||
94 | SNDRV_HWDEP_IFACE_HDA, /* HD-audio */ | ||
95 | SNDRV_HWDEP_IFACE_USB_STREAM, /* direct access to usb stream */ | ||
96 | |||
97 | /* Don't forget to change the following: */ | ||
98 | SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_USB_STREAM | ||
99 | }; | ||
100 | |||
101 | struct snd_hwdep_info { | ||
102 | unsigned int device; /* WR: device number */ | ||
103 | int card; /* R: card number */ | ||
104 | unsigned char id[64]; /* ID (user selectable) */ | ||
105 | unsigned char name[80]; /* hwdep name */ | ||
106 | int iface; /* hwdep interface */ | ||
107 | unsigned char reserved[64]; /* reserved for future */ | ||
108 | }; | ||
109 | |||
110 | /* generic DSP loader */ | ||
111 | struct snd_hwdep_dsp_status { | ||
112 | unsigned int version; /* R: driver-specific version */ | ||
113 | unsigned char id[32]; /* R: driver-specific ID string */ | ||
114 | unsigned int num_dsps; /* R: number of DSP images to transfer */ | ||
115 | unsigned int dsp_loaded; /* R: bit flags indicating the loaded DSPs */ | ||
116 | unsigned int chip_ready; /* R: 1 = initialization finished */ | ||
117 | unsigned char reserved[16]; /* reserved for future use */ | ||
118 | }; | ||
119 | |||
120 | struct snd_hwdep_dsp_image { | ||
121 | unsigned int index; /* W: DSP index */ | ||
122 | unsigned char name[64]; /* W: ID (e.g. file name) */ | ||
123 | unsigned char __user *image; /* W: binary image */ | ||
124 | size_t length; /* W: size of image in bytes */ | ||
125 | unsigned long driver_data; /* W: driver-specific data */ | ||
126 | }; | ||
127 | |||
128 | #define SNDRV_HWDEP_IOCTL_PVERSION _IOR ('H', 0x00, int) | ||
129 | #define SNDRV_HWDEP_IOCTL_INFO _IOR ('H', 0x01, struct snd_hwdep_info) | ||
130 | #define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status) | ||
131 | #define SNDRV_HWDEP_IOCTL_DSP_LOAD _IOW('H', 0x03, struct snd_hwdep_dsp_image) | ||
132 | |||
133 | /***************************************************************************** | ||
134 | * * | ||
135 | * Digital Audio (PCM) interface - /dev/snd/pcm?? * | ||
136 | * * | ||
137 | *****************************************************************************/ | ||
138 | |||
139 | #define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 11) | ||
140 | |||
141 | typedef unsigned long snd_pcm_uframes_t; | ||
142 | typedef signed long snd_pcm_sframes_t; | ||
143 | |||
144 | enum { | ||
145 | SNDRV_PCM_CLASS_GENERIC = 0, /* standard mono or stereo device */ | ||
146 | SNDRV_PCM_CLASS_MULTI, /* multichannel device */ | ||
147 | SNDRV_PCM_CLASS_MODEM, /* software modem class */ | ||
148 | SNDRV_PCM_CLASS_DIGITIZER, /* digitizer class */ | ||
149 | /* Don't forget to change the following: */ | ||
150 | SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER, | ||
151 | }; | ||
152 | |||
153 | enum { | ||
154 | SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0, /* mono or stereo subdevices are mixed together */ | ||
155 | SNDRV_PCM_SUBCLASS_MULTI_MIX, /* multichannel subdevices are mixed together */ | ||
156 | /* Don't forget to change the following: */ | ||
157 | SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX, | ||
158 | }; | ||
159 | |||
160 | enum { | ||
161 | SNDRV_PCM_STREAM_PLAYBACK = 0, | ||
162 | SNDRV_PCM_STREAM_CAPTURE, | ||
163 | SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE, | ||
164 | }; | ||
165 | |||
166 | typedef int __bitwise snd_pcm_access_t; | ||
167 | #define SNDRV_PCM_ACCESS_MMAP_INTERLEAVED ((__force snd_pcm_access_t) 0) /* interleaved mmap */ | ||
168 | #define SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED ((__force snd_pcm_access_t) 1) /* noninterleaved mmap */ | ||
169 | #define SNDRV_PCM_ACCESS_MMAP_COMPLEX ((__force snd_pcm_access_t) 2) /* complex mmap */ | ||
170 | #define SNDRV_PCM_ACCESS_RW_INTERLEAVED ((__force snd_pcm_access_t) 3) /* readi/writei */ | ||
171 | #define SNDRV_PCM_ACCESS_RW_NONINTERLEAVED ((__force snd_pcm_access_t) 4) /* readn/writen */ | ||
172 | #define SNDRV_PCM_ACCESS_LAST SNDRV_PCM_ACCESS_RW_NONINTERLEAVED | ||
173 | |||
174 | typedef int __bitwise snd_pcm_format_t; | ||
175 | #define SNDRV_PCM_FORMAT_S8 ((__force snd_pcm_format_t) 0) | ||
176 | #define SNDRV_PCM_FORMAT_U8 ((__force snd_pcm_format_t) 1) | ||
177 | #define SNDRV_PCM_FORMAT_S16_LE ((__force snd_pcm_format_t) 2) | ||
178 | #define SNDRV_PCM_FORMAT_S16_BE ((__force snd_pcm_format_t) 3) | ||
179 | #define SNDRV_PCM_FORMAT_U16_LE ((__force snd_pcm_format_t) 4) | ||
180 | #define SNDRV_PCM_FORMAT_U16_BE ((__force snd_pcm_format_t) 5) | ||
181 | #define SNDRV_PCM_FORMAT_S24_LE ((__force snd_pcm_format_t) 6) /* low three bytes */ | ||
182 | #define SNDRV_PCM_FORMAT_S24_BE ((__force snd_pcm_format_t) 7) /* low three bytes */ | ||
183 | #define SNDRV_PCM_FORMAT_U24_LE ((__force snd_pcm_format_t) 8) /* low three bytes */ | ||
184 | #define SNDRV_PCM_FORMAT_U24_BE ((__force snd_pcm_format_t) 9) /* low three bytes */ | ||
185 | #define SNDRV_PCM_FORMAT_S32_LE ((__force snd_pcm_format_t) 10) | ||
186 | #define SNDRV_PCM_FORMAT_S32_BE ((__force snd_pcm_format_t) 11) | ||
187 | #define SNDRV_PCM_FORMAT_U32_LE ((__force snd_pcm_format_t) 12) | ||
188 | #define SNDRV_PCM_FORMAT_U32_BE ((__force snd_pcm_format_t) 13) | ||
189 | #define SNDRV_PCM_FORMAT_FLOAT_LE ((__force snd_pcm_format_t) 14) /* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */ | ||
190 | #define SNDRV_PCM_FORMAT_FLOAT_BE ((__force snd_pcm_format_t) 15) /* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */ | ||
191 | #define SNDRV_PCM_FORMAT_FLOAT64_LE ((__force snd_pcm_format_t) 16) /* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */ | ||
192 | #define SNDRV_PCM_FORMAT_FLOAT64_BE ((__force snd_pcm_format_t) 17) /* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */ | ||
193 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE ((__force snd_pcm_format_t) 18) /* IEC-958 subframe, Little Endian */ | ||
194 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE ((__force snd_pcm_format_t) 19) /* IEC-958 subframe, Big Endian */ | ||
195 | #define SNDRV_PCM_FORMAT_MU_LAW ((__force snd_pcm_format_t) 20) | ||
196 | #define SNDRV_PCM_FORMAT_A_LAW ((__force snd_pcm_format_t) 21) | ||
197 | #define SNDRV_PCM_FORMAT_IMA_ADPCM ((__force snd_pcm_format_t) 22) | ||
198 | #define SNDRV_PCM_FORMAT_MPEG ((__force snd_pcm_format_t) 23) | ||
199 | #define SNDRV_PCM_FORMAT_GSM ((__force snd_pcm_format_t) 24) | ||
200 | #define SNDRV_PCM_FORMAT_SPECIAL ((__force snd_pcm_format_t) 31) | ||
201 | #define SNDRV_PCM_FORMAT_S24_3LE ((__force snd_pcm_format_t) 32) /* in three bytes */ | ||
202 | #define SNDRV_PCM_FORMAT_S24_3BE ((__force snd_pcm_format_t) 33) /* in three bytes */ | ||
203 | #define SNDRV_PCM_FORMAT_U24_3LE ((__force snd_pcm_format_t) 34) /* in three bytes */ | ||
204 | #define SNDRV_PCM_FORMAT_U24_3BE ((__force snd_pcm_format_t) 35) /* in three bytes */ | ||
205 | #define SNDRV_PCM_FORMAT_S20_3LE ((__force snd_pcm_format_t) 36) /* in three bytes */ | ||
206 | #define SNDRV_PCM_FORMAT_S20_3BE ((__force snd_pcm_format_t) 37) /* in three bytes */ | ||
207 | #define SNDRV_PCM_FORMAT_U20_3LE ((__force snd_pcm_format_t) 38) /* in three bytes */ | ||
208 | #define SNDRV_PCM_FORMAT_U20_3BE ((__force snd_pcm_format_t) 39) /* in three bytes */ | ||
209 | #define SNDRV_PCM_FORMAT_S18_3LE ((__force snd_pcm_format_t) 40) /* in three bytes */ | ||
210 | #define SNDRV_PCM_FORMAT_S18_3BE ((__force snd_pcm_format_t) 41) /* in three bytes */ | ||
211 | #define SNDRV_PCM_FORMAT_U18_3LE ((__force snd_pcm_format_t) 42) /* in three bytes */ | ||
212 | #define SNDRV_PCM_FORMAT_U18_3BE ((__force snd_pcm_format_t) 43) /* in three bytes */ | ||
213 | #define SNDRV_PCM_FORMAT_G723_24 ((__force snd_pcm_format_t) 44) /* 8 samples in 3 bytes */ | ||
214 | #define SNDRV_PCM_FORMAT_G723_24_1B ((__force snd_pcm_format_t) 45) /* 1 sample in 1 byte */ | ||
215 | #define SNDRV_PCM_FORMAT_G723_40 ((__force snd_pcm_format_t) 46) /* 8 Samples in 5 bytes */ | ||
216 | #define SNDRV_PCM_FORMAT_G723_40_1B ((__force snd_pcm_format_t) 47) /* 1 sample in 1 byte */ | ||
217 | #define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_G723_40_1B | ||
218 | |||
219 | #ifdef SNDRV_LITTLE_ENDIAN | ||
220 | #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE | ||
221 | #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_LE | ||
222 | #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_LE | ||
223 | #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_LE | ||
224 | #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_LE | ||
225 | #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_LE | ||
226 | #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_LE | ||
227 | #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_LE | ||
228 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE | ||
229 | #endif | ||
230 | #ifdef SNDRV_BIG_ENDIAN | ||
231 | #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_BE | ||
232 | #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_BE | ||
233 | #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_BE | ||
234 | #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_BE | ||
235 | #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_BE | ||
236 | #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_BE | ||
237 | #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_BE | ||
238 | #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_BE | ||
239 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE | ||
240 | #endif | ||
241 | |||
242 | typedef int __bitwise snd_pcm_subformat_t; | ||
243 | #define SNDRV_PCM_SUBFORMAT_STD ((__force snd_pcm_subformat_t) 0) | ||
244 | #define SNDRV_PCM_SUBFORMAT_LAST SNDRV_PCM_SUBFORMAT_STD | ||
245 | |||
246 | #define SNDRV_PCM_INFO_MMAP 0x00000001 /* hardware supports mmap */ | ||
247 | #define SNDRV_PCM_INFO_MMAP_VALID 0x00000002 /* period data are valid during transfer */ | ||
248 | #define SNDRV_PCM_INFO_DOUBLE 0x00000004 /* Double buffering needed for PCM start/stop */ | ||
249 | #define SNDRV_PCM_INFO_BATCH 0x00000010 /* double buffering */ | ||
250 | #define SNDRV_PCM_INFO_INTERLEAVED 0x00000100 /* channels are interleaved */ | ||
251 | #define SNDRV_PCM_INFO_NONINTERLEAVED 0x00000200 /* channels are not interleaved */ | ||
252 | #define SNDRV_PCM_INFO_COMPLEX 0x00000400 /* complex frame organization (mmap only) */ | ||
253 | #define SNDRV_PCM_INFO_BLOCK_TRANSFER 0x00010000 /* hardware transfer block of samples */ | ||
254 | #define SNDRV_PCM_INFO_OVERRANGE 0x00020000 /* hardware supports ADC (capture) overrange detection */ | ||
255 | #define SNDRV_PCM_INFO_RESUME 0x00040000 /* hardware supports stream resume after suspend */ | ||
256 | #define SNDRV_PCM_INFO_PAUSE 0x00080000 /* pause ioctl is supported */ | ||
257 | #define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000 /* only half duplex */ | ||
258 | #define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000 /* playback and capture stream are somewhat correlated */ | ||
259 | #define SNDRV_PCM_INFO_SYNC_START 0x00400000 /* pcm support some kind of sync go */ | ||
260 | #define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000 /* period wakeup can be disabled */ | ||
261 | #define SNDRV_PCM_INFO_HAS_WALL_CLOCK 0x01000000 /* has audio wall clock for audio/system time sync */ | ||
262 | #define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000 /* internal kernel flag - FIFO size is in frames */ | ||
263 | |||
264 | typedef int __bitwise snd_pcm_state_t; | ||
265 | #define SNDRV_PCM_STATE_OPEN ((__force snd_pcm_state_t) 0) /* stream is open */ | ||
266 | #define SNDRV_PCM_STATE_SETUP ((__force snd_pcm_state_t) 1) /* stream has a setup */ | ||
267 | #define SNDRV_PCM_STATE_PREPARED ((__force snd_pcm_state_t) 2) /* stream is ready to start */ | ||
268 | #define SNDRV_PCM_STATE_RUNNING ((__force snd_pcm_state_t) 3) /* stream is running */ | ||
269 | #define SNDRV_PCM_STATE_XRUN ((__force snd_pcm_state_t) 4) /* stream reached an xrun */ | ||
270 | #define SNDRV_PCM_STATE_DRAINING ((__force snd_pcm_state_t) 5) /* stream is draining */ | ||
271 | #define SNDRV_PCM_STATE_PAUSED ((__force snd_pcm_state_t) 6) /* stream is paused */ | ||
272 | #define SNDRV_PCM_STATE_SUSPENDED ((__force snd_pcm_state_t) 7) /* hardware is suspended */ | ||
273 | #define SNDRV_PCM_STATE_DISCONNECTED ((__force snd_pcm_state_t) 8) /* hardware is disconnected */ | ||
274 | #define SNDRV_PCM_STATE_LAST SNDRV_PCM_STATE_DISCONNECTED | ||
275 | |||
276 | enum { | ||
277 | SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000, | ||
278 | SNDRV_PCM_MMAP_OFFSET_STATUS = 0x80000000, | ||
279 | SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000, | ||
280 | }; | ||
281 | |||
282 | union snd_pcm_sync_id { | ||
283 | unsigned char id[16]; | ||
284 | unsigned short id16[8]; | ||
285 | unsigned int id32[4]; | ||
286 | }; | ||
287 | |||
288 | struct snd_pcm_info { | ||
289 | unsigned int device; /* RO/WR (control): device number */ | ||
290 | unsigned int subdevice; /* RO/WR (control): subdevice number */ | ||
291 | int stream; /* RO/WR (control): stream direction */ | ||
292 | int card; /* R: card number */ | ||
293 | unsigned char id[64]; /* ID (user selectable) */ | ||
294 | unsigned char name[80]; /* name of this device */ | ||
295 | unsigned char subname[32]; /* subdevice name */ | ||
296 | int dev_class; /* SNDRV_PCM_CLASS_* */ | ||
297 | int dev_subclass; /* SNDRV_PCM_SUBCLASS_* */ | ||
298 | unsigned int subdevices_count; | ||
299 | unsigned int subdevices_avail; | ||
300 | union snd_pcm_sync_id sync; /* hardware synchronization ID */ | ||
301 | unsigned char reserved[64]; /* reserved for future... */ | ||
302 | }; | ||
303 | |||
304 | typedef int snd_pcm_hw_param_t; | ||
305 | #define SNDRV_PCM_HW_PARAM_ACCESS 0 /* Access type */ | ||
306 | #define SNDRV_PCM_HW_PARAM_FORMAT 1 /* Format */ | ||
307 | #define SNDRV_PCM_HW_PARAM_SUBFORMAT 2 /* Subformat */ | ||
308 | #define SNDRV_PCM_HW_PARAM_FIRST_MASK SNDRV_PCM_HW_PARAM_ACCESS | ||
309 | #define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT | ||
310 | |||
311 | #define SNDRV_PCM_HW_PARAM_SAMPLE_BITS 8 /* Bits per sample */ | ||
312 | #define SNDRV_PCM_HW_PARAM_FRAME_BITS 9 /* Bits per frame */ | ||
313 | #define SNDRV_PCM_HW_PARAM_CHANNELS 10 /* Channels */ | ||
314 | #define SNDRV_PCM_HW_PARAM_RATE 11 /* Approx rate */ | ||
315 | #define SNDRV_PCM_HW_PARAM_PERIOD_TIME 12 /* Approx distance between | ||
316 | * interrupts in us | ||
317 | */ | ||
318 | #define SNDRV_PCM_HW_PARAM_PERIOD_SIZE 13 /* Approx frames between | ||
319 | * interrupts | ||
320 | */ | ||
321 | #define SNDRV_PCM_HW_PARAM_PERIOD_BYTES 14 /* Approx bytes between | ||
322 | * interrupts | ||
323 | */ | ||
324 | #define SNDRV_PCM_HW_PARAM_PERIODS 15 /* Approx interrupts per | ||
325 | * buffer | ||
326 | */ | ||
327 | #define SNDRV_PCM_HW_PARAM_BUFFER_TIME 16 /* Approx duration of buffer | ||
328 | * in us | ||
329 | */ | ||
330 | #define SNDRV_PCM_HW_PARAM_BUFFER_SIZE 17 /* Size of buffer in frames */ | ||
331 | #define SNDRV_PCM_HW_PARAM_BUFFER_BYTES 18 /* Size of buffer in bytes */ | ||
332 | #define SNDRV_PCM_HW_PARAM_TICK_TIME 19 /* Approx tick duration in us */ | ||
333 | #define SNDRV_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_SAMPLE_BITS | ||
334 | #define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME | ||
335 | |||
336 | #define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1<<0) /* avoid rate resampling */ | ||
337 | #define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1<<1) /* export buffer */ | ||
338 | #define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1<<2) /* disable period wakeups */ | ||
339 | |||
340 | struct snd_interval { | ||
341 | unsigned int min, max; | ||
342 | unsigned int openmin:1, | ||
343 | openmax:1, | ||
344 | integer:1, | ||
345 | empty:1; | ||
346 | }; | ||
347 | |||
348 | #define SNDRV_MASK_MAX 256 | ||
349 | |||
350 | struct snd_mask { | ||
351 | __u32 bits[(SNDRV_MASK_MAX+31)/32]; | ||
352 | }; | ||
353 | |||
354 | struct snd_pcm_hw_params { | ||
355 | unsigned int flags; | ||
356 | struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - | ||
357 | SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; | ||
358 | struct snd_mask mres[5]; /* reserved masks */ | ||
359 | struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - | ||
360 | SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1]; | ||
361 | struct snd_interval ires[9]; /* reserved intervals */ | ||
362 | unsigned int rmask; /* W: requested masks */ | ||
363 | unsigned int cmask; /* R: changed masks */ | ||
364 | unsigned int info; /* R: Info flags for returned setup */ | ||
365 | unsigned int msbits; /* R: used most significant bits */ | ||
366 | unsigned int rate_num; /* R: rate numerator */ | ||
367 | unsigned int rate_den; /* R: rate denominator */ | ||
368 | snd_pcm_uframes_t fifo_size; /* R: chip FIFO size in frames */ | ||
369 | unsigned char reserved[64]; /* reserved for future */ | ||
370 | }; | ||
371 | |||
372 | enum { | ||
373 | SNDRV_PCM_TSTAMP_NONE = 0, | ||
374 | SNDRV_PCM_TSTAMP_ENABLE, | ||
375 | SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE, | ||
376 | }; | ||
377 | |||
378 | struct snd_pcm_sw_params { | ||
379 | int tstamp_mode; /* timestamp mode */ | ||
380 | unsigned int period_step; | ||
381 | unsigned int sleep_min; /* min ticks to sleep */ | ||
382 | snd_pcm_uframes_t avail_min; /* min avail frames for wakeup */ | ||
383 | snd_pcm_uframes_t xfer_align; /* obsolete: xfer size need to be a multiple */ | ||
384 | snd_pcm_uframes_t start_threshold; /* min hw_avail frames for automatic start */ | ||
385 | snd_pcm_uframes_t stop_threshold; /* min avail frames for automatic stop */ | ||
386 | snd_pcm_uframes_t silence_threshold; /* min distance from noise for silence filling */ | ||
387 | snd_pcm_uframes_t silence_size; /* silence block size */ | ||
388 | snd_pcm_uframes_t boundary; /* pointers wrap point */ | ||
389 | unsigned char reserved[64]; /* reserved for future */ | ||
390 | }; | ||
391 | |||
392 | struct snd_pcm_channel_info { | ||
393 | unsigned int channel; | ||
394 | __kernel_off_t offset; /* mmap offset */ | ||
395 | unsigned int first; /* offset to first sample in bits */ | ||
396 | unsigned int step; /* samples distance in bits */ | ||
397 | }; | ||
398 | |||
399 | struct snd_pcm_status { | ||
400 | snd_pcm_state_t state; /* stream state */ | ||
401 | struct timespec trigger_tstamp; /* time when stream was started/stopped/paused */ | ||
402 | struct timespec tstamp; /* reference timestamp */ | ||
403 | snd_pcm_uframes_t appl_ptr; /* appl ptr */ | ||
404 | snd_pcm_uframes_t hw_ptr; /* hw ptr */ | ||
405 | snd_pcm_sframes_t delay; /* current delay in frames */ | ||
406 | snd_pcm_uframes_t avail; /* number of frames available */ | ||
407 | snd_pcm_uframes_t avail_max; /* max frames available on hw since last status */ | ||
408 | snd_pcm_uframes_t overrange; /* count of ADC (capture) overrange detections from last status */ | ||
409 | snd_pcm_state_t suspended_state; /* suspended stream state */ | ||
410 | __u32 reserved_alignment; /* must be filled with zero */ | ||
411 | struct timespec audio_tstamp; /* from sample counter or wall clock */ | ||
412 | unsigned char reserved[56-sizeof(struct timespec)]; /* must be filled with zero */ | ||
413 | }; | ||
414 | |||
415 | struct snd_pcm_mmap_status { | ||
416 | snd_pcm_state_t state; /* RO: state - SNDRV_PCM_STATE_XXXX */ | ||
417 | int pad1; /* Needed for 64 bit alignment */ | ||
418 | snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ | ||
419 | struct timespec tstamp; /* Timestamp */ | ||
420 | snd_pcm_state_t suspended_state; /* RO: suspended stream state */ | ||
421 | struct timespec audio_tstamp; /* from sample counter or wall clock */ | ||
422 | }; | ||
423 | |||
424 | struct snd_pcm_mmap_control { | ||
425 | snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ | ||
426 | snd_pcm_uframes_t avail_min; /* RW: min available frames for wakeup */ | ||
427 | }; | ||
428 | |||
429 | #define SNDRV_PCM_SYNC_PTR_HWSYNC (1<<0) /* execute hwsync */ | ||
430 | #define SNDRV_PCM_SYNC_PTR_APPL (1<<1) /* get appl_ptr from driver (r/w op) */ | ||
431 | #define SNDRV_PCM_SYNC_PTR_AVAIL_MIN (1<<2) /* get avail_min from driver */ | ||
432 | |||
433 | struct snd_pcm_sync_ptr { | ||
434 | unsigned int flags; | ||
435 | union { | ||
436 | struct snd_pcm_mmap_status status; | ||
437 | unsigned char reserved[64]; | ||
438 | } s; | ||
439 | union { | ||
440 | struct snd_pcm_mmap_control control; | ||
441 | unsigned char reserved[64]; | ||
442 | } c; | ||
443 | }; | ||
444 | |||
445 | struct snd_xferi { | ||
446 | snd_pcm_sframes_t result; | ||
447 | void __user *buf; | ||
448 | snd_pcm_uframes_t frames; | ||
449 | }; | ||
450 | |||
451 | struct snd_xfern { | ||
452 | snd_pcm_sframes_t result; | ||
453 | void __user * __user *bufs; | ||
454 | snd_pcm_uframes_t frames; | ||
455 | }; | ||
456 | |||
457 | enum { | ||
458 | SNDRV_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0, /* gettimeofday equivalent */ | ||
459 | SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, /* posix_clock_monotonic equivalent */ | ||
460 | SNDRV_PCM_TSTAMP_TYPE_LAST = SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, | ||
461 | }; | ||
462 | |||
463 | /* channel positions */ | ||
464 | enum { | ||
465 | SNDRV_CHMAP_UNKNOWN = 0, | ||
466 | SNDRV_CHMAP_NA, /* N/A, silent */ | ||
467 | SNDRV_CHMAP_MONO, /* mono stream */ | ||
468 | /* this follows the alsa-lib mixer channel value + 3 */ | ||
469 | SNDRV_CHMAP_FL, /* front left */ | ||
470 | SNDRV_CHMAP_FR, /* front right */ | ||
471 | SNDRV_CHMAP_RL, /* rear left */ | ||
472 | SNDRV_CHMAP_RR, /* rear right */ | ||
473 | SNDRV_CHMAP_FC, /* front center */ | ||
474 | SNDRV_CHMAP_LFE, /* LFE */ | ||
475 | SNDRV_CHMAP_SL, /* side left */ | ||
476 | SNDRV_CHMAP_SR, /* side right */ | ||
477 | SNDRV_CHMAP_RC, /* rear center */ | ||
478 | /* new definitions */ | ||
479 | SNDRV_CHMAP_FLC, /* front left center */ | ||
480 | SNDRV_CHMAP_FRC, /* front right center */ | ||
481 | SNDRV_CHMAP_RLC, /* rear left center */ | ||
482 | SNDRV_CHMAP_RRC, /* rear right center */ | ||
483 | SNDRV_CHMAP_FLW, /* front left wide */ | ||
484 | SNDRV_CHMAP_FRW, /* front right wide */ | ||
485 | SNDRV_CHMAP_FLH, /* front left high */ | ||
486 | SNDRV_CHMAP_FCH, /* front center high */ | ||
487 | SNDRV_CHMAP_FRH, /* front right high */ | ||
488 | SNDRV_CHMAP_TC, /* top center */ | ||
489 | SNDRV_CHMAP_TFL, /* top front left */ | ||
490 | SNDRV_CHMAP_TFR, /* top front right */ | ||
491 | SNDRV_CHMAP_TFC, /* top front center */ | ||
492 | SNDRV_CHMAP_TRL, /* top rear left */ | ||
493 | SNDRV_CHMAP_TRR, /* top rear right */ | ||
494 | SNDRV_CHMAP_TRC, /* top rear center */ | ||
495 | /* new definitions for UAC2 */ | ||
496 | SNDRV_CHMAP_TFLC, /* top front left center */ | ||
497 | SNDRV_CHMAP_TFRC, /* top front right center */ | ||
498 | SNDRV_CHMAP_TSL, /* top side left */ | ||
499 | SNDRV_CHMAP_TSR, /* top side right */ | ||
500 | SNDRV_CHMAP_LLFE, /* left LFE */ | ||
501 | SNDRV_CHMAP_RLFE, /* right LFE */ | ||
502 | SNDRV_CHMAP_BC, /* bottom center */ | ||
503 | SNDRV_CHMAP_BLC, /* bottom left center */ | ||
504 | SNDRV_CHMAP_BRC, /* bottom right center */ | ||
505 | SNDRV_CHMAP_LAST = SNDRV_CHMAP_BRC, | ||
506 | }; | ||
507 | |||
508 | #define SNDRV_CHMAP_POSITION_MASK 0xffff | ||
509 | #define SNDRV_CHMAP_PHASE_INVERSE (0x01 << 16) | ||
510 | #define SNDRV_CHMAP_DRIVER_SPEC (0x02 << 16) | ||
511 | |||
512 | #define SNDRV_PCM_IOCTL_PVERSION _IOR('A', 0x00, int) | ||
513 | #define SNDRV_PCM_IOCTL_INFO _IOR('A', 0x01, struct snd_pcm_info) | ||
514 | #define SNDRV_PCM_IOCTL_TSTAMP _IOW('A', 0x02, int) | ||
515 | #define SNDRV_PCM_IOCTL_TTSTAMP _IOW('A', 0x03, int) | ||
516 | #define SNDRV_PCM_IOCTL_HW_REFINE _IOWR('A', 0x10, struct snd_pcm_hw_params) | ||
517 | #define SNDRV_PCM_IOCTL_HW_PARAMS _IOWR('A', 0x11, struct snd_pcm_hw_params) | ||
518 | #define SNDRV_PCM_IOCTL_HW_FREE _IO('A', 0x12) | ||
519 | #define SNDRV_PCM_IOCTL_SW_PARAMS _IOWR('A', 0x13, struct snd_pcm_sw_params) | ||
520 | #define SNDRV_PCM_IOCTL_STATUS _IOR('A', 0x20, struct snd_pcm_status) | ||
521 | #define SNDRV_PCM_IOCTL_DELAY _IOR('A', 0x21, snd_pcm_sframes_t) | ||
522 | #define SNDRV_PCM_IOCTL_HWSYNC _IO('A', 0x22) | ||
523 | #define SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct snd_pcm_sync_ptr) | ||
524 | #define SNDRV_PCM_IOCTL_CHANNEL_INFO _IOR('A', 0x32, struct snd_pcm_channel_info) | ||
525 | #define SNDRV_PCM_IOCTL_PREPARE _IO('A', 0x40) | ||
526 | #define SNDRV_PCM_IOCTL_RESET _IO('A', 0x41) | ||
527 | #define SNDRV_PCM_IOCTL_START _IO('A', 0x42) | ||
528 | #define SNDRV_PCM_IOCTL_DROP _IO('A', 0x43) | ||
529 | #define SNDRV_PCM_IOCTL_DRAIN _IO('A', 0x44) | ||
530 | #define SNDRV_PCM_IOCTL_PAUSE _IOW('A', 0x45, int) | ||
531 | #define SNDRV_PCM_IOCTL_REWIND _IOW('A', 0x46, snd_pcm_uframes_t) | ||
532 | #define SNDRV_PCM_IOCTL_RESUME _IO('A', 0x47) | ||
533 | #define SNDRV_PCM_IOCTL_XRUN _IO('A', 0x48) | ||
534 | #define SNDRV_PCM_IOCTL_FORWARD _IOW('A', 0x49, snd_pcm_uframes_t) | ||
535 | #define SNDRV_PCM_IOCTL_WRITEI_FRAMES _IOW('A', 0x50, struct snd_xferi) | ||
536 | #define SNDRV_PCM_IOCTL_READI_FRAMES _IOR('A', 0x51, struct snd_xferi) | ||
537 | #define SNDRV_PCM_IOCTL_WRITEN_FRAMES _IOW('A', 0x52, struct snd_xfern) | ||
538 | #define SNDRV_PCM_IOCTL_READN_FRAMES _IOR('A', 0x53, struct snd_xfern) | ||
539 | #define SNDRV_PCM_IOCTL_LINK _IOW('A', 0x60, int) | ||
540 | #define SNDRV_PCM_IOCTL_UNLINK _IO('A', 0x61) | ||
541 | |||
542 | /***************************************************************************** | ||
543 | * * | ||
544 | * MIDI v1.0 interface * | ||
545 | * * | ||
546 | *****************************************************************************/ | ||
547 | |||
548 | /* | ||
549 | * Raw MIDI section - /dev/snd/midi?? | ||
550 | */ | ||
551 | |||
552 | #define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 0) | ||
553 | |||
554 | enum { | ||
555 | SNDRV_RAWMIDI_STREAM_OUTPUT = 0, | ||
556 | SNDRV_RAWMIDI_STREAM_INPUT, | ||
557 | SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT, | ||
558 | }; | ||
559 | |||
560 | #define SNDRV_RAWMIDI_INFO_OUTPUT 0x00000001 | ||
561 | #define SNDRV_RAWMIDI_INFO_INPUT 0x00000002 | ||
562 | #define SNDRV_RAWMIDI_INFO_DUPLEX 0x00000004 | ||
563 | |||
564 | struct snd_rawmidi_info { | ||
565 | unsigned int device; /* RO/WR (control): device number */ | ||
566 | unsigned int subdevice; /* RO/WR (control): subdevice number */ | ||
567 | int stream; /* WR: stream */ | ||
568 | int card; /* R: card number */ | ||
569 | unsigned int flags; /* SNDRV_RAWMIDI_INFO_XXXX */ | ||
570 | unsigned char id[64]; /* ID (user selectable) */ | ||
571 | unsigned char name[80]; /* name of device */ | ||
572 | unsigned char subname[32]; /* name of active or selected subdevice */ | ||
573 | unsigned int subdevices_count; | ||
574 | unsigned int subdevices_avail; | ||
575 | unsigned char reserved[64]; /* reserved for future use */ | ||
576 | }; | ||
577 | |||
578 | struct snd_rawmidi_params { | ||
579 | int stream; | ||
580 | size_t buffer_size; /* queue size in bytes */ | ||
581 | size_t avail_min; /* minimum avail bytes for wakeup */ | ||
582 | unsigned int no_active_sensing: 1; /* do not send active sensing byte in close() */ | ||
583 | unsigned char reserved[16]; /* reserved for future use */ | ||
584 | }; | ||
585 | |||
586 | struct snd_rawmidi_status { | ||
587 | int stream; | ||
588 | struct timespec tstamp; /* Timestamp */ | ||
589 | size_t avail; /* available bytes */ | ||
590 | size_t xruns; /* count of overruns since last status (in bytes) */ | ||
591 | unsigned char reserved[16]; /* reserved for future use */ | ||
592 | }; | ||
593 | |||
594 | #define SNDRV_RAWMIDI_IOCTL_PVERSION _IOR('W', 0x00, int) | ||
595 | #define SNDRV_RAWMIDI_IOCTL_INFO _IOR('W', 0x01, struct snd_rawmidi_info) | ||
596 | #define SNDRV_RAWMIDI_IOCTL_PARAMS _IOWR('W', 0x10, struct snd_rawmidi_params) | ||
597 | #define SNDRV_RAWMIDI_IOCTL_STATUS _IOWR('W', 0x20, struct snd_rawmidi_status) | ||
598 | #define SNDRV_RAWMIDI_IOCTL_DROP _IOW('W', 0x30, int) | ||
599 | #define SNDRV_RAWMIDI_IOCTL_DRAIN _IOW('W', 0x31, int) | ||
600 | |||
601 | /* | ||
602 | * Timer section - /dev/snd/timer | ||
603 | */ | ||
604 | |||
605 | #define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6) | ||
606 | |||
607 | enum { | ||
608 | SNDRV_TIMER_CLASS_NONE = -1, | ||
609 | SNDRV_TIMER_CLASS_SLAVE = 0, | ||
610 | SNDRV_TIMER_CLASS_GLOBAL, | ||
611 | SNDRV_TIMER_CLASS_CARD, | ||
612 | SNDRV_TIMER_CLASS_PCM, | ||
613 | SNDRV_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_PCM, | ||
614 | }; | ||
615 | |||
616 | /* slave timer classes */ | ||
617 | enum { | ||
618 | SNDRV_TIMER_SCLASS_NONE = 0, | ||
619 | SNDRV_TIMER_SCLASS_APPLICATION, | ||
620 | SNDRV_TIMER_SCLASS_SEQUENCER, /* alias */ | ||
621 | SNDRV_TIMER_SCLASS_OSS_SEQUENCER, /* alias */ | ||
622 | SNDRV_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_OSS_SEQUENCER, | ||
623 | }; | ||
624 | |||
625 | /* global timers (device member) */ | ||
626 | #define SNDRV_TIMER_GLOBAL_SYSTEM 0 | ||
627 | #define SNDRV_TIMER_GLOBAL_RTC 1 | ||
628 | #define SNDRV_TIMER_GLOBAL_HPET 2 | ||
629 | #define SNDRV_TIMER_GLOBAL_HRTIMER 3 | ||
630 | |||
631 | /* info flags */ | ||
632 | #define SNDRV_TIMER_FLG_SLAVE (1<<0) /* cannot be controlled */ | ||
633 | |||
634 | struct snd_timer_id { | ||
635 | int dev_class; | ||
636 | int dev_sclass; | ||
637 | int card; | ||
638 | int device; | ||
639 | int subdevice; | ||
640 | }; | ||
641 | |||
642 | struct snd_timer_ginfo { | ||
643 | struct snd_timer_id tid; /* requested timer ID */ | ||
644 | unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ | ||
645 | int card; /* card number */ | ||
646 | unsigned char id[64]; /* timer identification */ | ||
647 | unsigned char name[80]; /* timer name */ | ||
648 | unsigned long reserved0; /* reserved for future use */ | ||
649 | unsigned long resolution; /* average period resolution in ns */ | ||
650 | unsigned long resolution_min; /* minimal period resolution in ns */ | ||
651 | unsigned long resolution_max; /* maximal period resolution in ns */ | ||
652 | unsigned int clients; /* active timer clients */ | ||
653 | unsigned char reserved[32]; | ||
654 | }; | ||
655 | |||
656 | struct snd_timer_gparams { | ||
657 | struct snd_timer_id tid; /* requested timer ID */ | ||
658 | unsigned long period_num; /* requested precise period duration (in seconds) - numerator */ | ||
659 | unsigned long period_den; /* requested precise period duration (in seconds) - denominator */ | ||
660 | unsigned char reserved[32]; | ||
661 | }; | ||
662 | |||
663 | struct snd_timer_gstatus { | ||
664 | struct snd_timer_id tid; /* requested timer ID */ | ||
665 | unsigned long resolution; /* current period resolution in ns */ | ||
666 | unsigned long resolution_num; /* precise current period resolution (in seconds) - numerator */ | ||
667 | unsigned long resolution_den; /* precise current period resolution (in seconds) - denominator */ | ||
668 | unsigned char reserved[32]; | ||
669 | }; | ||
670 | |||
671 | struct snd_timer_select { | ||
672 | struct snd_timer_id id; /* bind to timer ID */ | ||
673 | unsigned char reserved[32]; /* reserved */ | ||
674 | }; | ||
675 | |||
676 | struct snd_timer_info { | ||
677 | unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ | ||
678 | int card; /* card number */ | ||
679 | unsigned char id[64]; /* timer identificator */ | ||
680 | unsigned char name[80]; /* timer name */ | ||
681 | unsigned long reserved0; /* reserved for future use */ | ||
682 | unsigned long resolution; /* average period resolution in ns */ | ||
683 | unsigned char reserved[64]; /* reserved */ | ||
684 | }; | ||
685 | |||
686 | #define SNDRV_TIMER_PSFLG_AUTO (1<<0) /* auto start, otherwise one-shot */ | ||
687 | #define SNDRV_TIMER_PSFLG_EXCLUSIVE (1<<1) /* exclusive use, precise start/stop/pause/continue */ | ||
688 | #define SNDRV_TIMER_PSFLG_EARLY_EVENT (1<<2) /* write early event to the poll queue */ | ||
689 | |||
690 | struct snd_timer_params { | ||
691 | unsigned int flags; /* flags - SNDRV_MIXER_PSFLG_* */ | ||
692 | unsigned int ticks; /* requested resolution in ticks */ | ||
693 | unsigned int queue_size; /* total size of queue (32-1024) */ | ||
694 | unsigned int reserved0; /* reserved, was: failure locations */ | ||
695 | unsigned int filter; /* event filter (bitmask of SNDRV_TIMER_EVENT_*) */ | ||
696 | unsigned char reserved[60]; /* reserved */ | ||
697 | }; | ||
698 | |||
699 | struct snd_timer_status { | ||
700 | struct timespec tstamp; /* Timestamp - last update */ | ||
701 | unsigned int resolution; /* current period resolution in ns */ | ||
702 | unsigned int lost; /* counter of master tick lost */ | ||
703 | unsigned int overrun; /* count of read queue overruns */ | ||
704 | unsigned int queue; /* used queue size */ | ||
705 | unsigned char reserved[64]; /* reserved */ | ||
706 | }; | ||
707 | |||
708 | #define SNDRV_TIMER_IOCTL_PVERSION _IOR('T', 0x00, int) | ||
709 | #define SNDRV_TIMER_IOCTL_NEXT_DEVICE _IOWR('T', 0x01, struct snd_timer_id) | ||
710 | #define SNDRV_TIMER_IOCTL_TREAD _IOW('T', 0x02, int) | ||
711 | #define SNDRV_TIMER_IOCTL_GINFO _IOWR('T', 0x03, struct snd_timer_ginfo) | ||
712 | #define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams) | ||
713 | #define SNDRV_TIMER_IOCTL_GSTATUS _IOWR('T', 0x05, struct snd_timer_gstatus) | ||
714 | #define SNDRV_TIMER_IOCTL_SELECT _IOW('T', 0x10, struct snd_timer_select) | ||
715 | #define SNDRV_TIMER_IOCTL_INFO _IOR('T', 0x11, struct snd_timer_info) | ||
716 | #define SNDRV_TIMER_IOCTL_PARAMS _IOW('T', 0x12, struct snd_timer_params) | ||
717 | #define SNDRV_TIMER_IOCTL_STATUS _IOR('T', 0x14, struct snd_timer_status) | ||
718 | /* The following four ioctls are changed since 1.0.9 due to confliction */ | ||
719 | #define SNDRV_TIMER_IOCTL_START _IO('T', 0xa0) | ||
720 | #define SNDRV_TIMER_IOCTL_STOP _IO('T', 0xa1) | ||
721 | #define SNDRV_TIMER_IOCTL_CONTINUE _IO('T', 0xa2) | ||
722 | #define SNDRV_TIMER_IOCTL_PAUSE _IO('T', 0xa3) | ||
723 | |||
724 | struct snd_timer_read { | ||
725 | unsigned int resolution; | ||
726 | unsigned int ticks; | ||
727 | }; | ||
728 | |||
729 | enum { | ||
730 | SNDRV_TIMER_EVENT_RESOLUTION = 0, /* val = resolution in ns */ | ||
731 | SNDRV_TIMER_EVENT_TICK, /* val = ticks */ | ||
732 | SNDRV_TIMER_EVENT_START, /* val = resolution in ns */ | ||
733 | SNDRV_TIMER_EVENT_STOP, /* val = 0 */ | ||
734 | SNDRV_TIMER_EVENT_CONTINUE, /* val = resolution in ns */ | ||
735 | SNDRV_TIMER_EVENT_PAUSE, /* val = 0 */ | ||
736 | SNDRV_TIMER_EVENT_EARLY, /* val = 0, early event */ | ||
737 | SNDRV_TIMER_EVENT_SUSPEND, /* val = 0 */ | ||
738 | SNDRV_TIMER_EVENT_RESUME, /* val = resolution in ns */ | ||
739 | /* master timer events for slave timer instances */ | ||
740 | SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10, | ||
741 | SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10, | ||
742 | SNDRV_TIMER_EVENT_MCONTINUE = SNDRV_TIMER_EVENT_CONTINUE + 10, | ||
743 | SNDRV_TIMER_EVENT_MPAUSE = SNDRV_TIMER_EVENT_PAUSE + 10, | ||
744 | SNDRV_TIMER_EVENT_MSUSPEND = SNDRV_TIMER_EVENT_SUSPEND + 10, | ||
745 | SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10, | ||
746 | }; | ||
747 | |||
748 | struct snd_timer_tread { | ||
749 | int event; | ||
750 | struct timespec tstamp; | ||
751 | unsigned int val; | ||
752 | }; | ||
753 | |||
754 | /**************************************************************************** | ||
755 | * * | ||
756 | * Section for driver control interface - /dev/snd/control? * | ||
757 | * * | ||
758 | ****************************************************************************/ | ||
759 | |||
760 | #define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7) | ||
761 | |||
762 | struct snd_ctl_card_info { | ||
763 | int card; /* card number */ | ||
764 | int pad; /* reserved for future (was type) */ | ||
765 | unsigned char id[16]; /* ID of card (user selectable) */ | ||
766 | unsigned char driver[16]; /* Driver name */ | ||
767 | unsigned char name[32]; /* Short name of soundcard */ | ||
768 | unsigned char longname[80]; /* name + info text about soundcard */ | ||
769 | unsigned char reserved_[16]; /* reserved for future (was ID of mixer) */ | ||
770 | unsigned char mixername[80]; /* visual mixer identification */ | ||
771 | unsigned char components[128]; /* card components / fine identification, delimited with one space (AC97 etc..) */ | ||
772 | }; | ||
773 | |||
774 | typedef int __bitwise snd_ctl_elem_type_t; | ||
775 | #define SNDRV_CTL_ELEM_TYPE_NONE ((__force snd_ctl_elem_type_t) 0) /* invalid */ | ||
776 | #define SNDRV_CTL_ELEM_TYPE_BOOLEAN ((__force snd_ctl_elem_type_t) 1) /* boolean type */ | ||
777 | #define SNDRV_CTL_ELEM_TYPE_INTEGER ((__force snd_ctl_elem_type_t) 2) /* integer type */ | ||
778 | #define SNDRV_CTL_ELEM_TYPE_ENUMERATED ((__force snd_ctl_elem_type_t) 3) /* enumerated type */ | ||
779 | #define SNDRV_CTL_ELEM_TYPE_BYTES ((__force snd_ctl_elem_type_t) 4) /* byte array */ | ||
780 | #define SNDRV_CTL_ELEM_TYPE_IEC958 ((__force snd_ctl_elem_type_t) 5) /* IEC958 (S/PDIF) setup */ | ||
781 | #define SNDRV_CTL_ELEM_TYPE_INTEGER64 ((__force snd_ctl_elem_type_t) 6) /* 64-bit integer type */ | ||
782 | #define SNDRV_CTL_ELEM_TYPE_LAST SNDRV_CTL_ELEM_TYPE_INTEGER64 | ||
783 | |||
784 | typedef int __bitwise snd_ctl_elem_iface_t; | ||
785 | #define SNDRV_CTL_ELEM_IFACE_CARD ((__force snd_ctl_elem_iface_t) 0) /* global control */ | ||
786 | #define SNDRV_CTL_ELEM_IFACE_HWDEP ((__force snd_ctl_elem_iface_t) 1) /* hardware dependent device */ | ||
787 | #define SNDRV_CTL_ELEM_IFACE_MIXER ((__force snd_ctl_elem_iface_t) 2) /* virtual mixer device */ | ||
788 | #define SNDRV_CTL_ELEM_IFACE_PCM ((__force snd_ctl_elem_iface_t) 3) /* PCM device */ | ||
789 | #define SNDRV_CTL_ELEM_IFACE_RAWMIDI ((__force snd_ctl_elem_iface_t) 4) /* RawMidi device */ | ||
790 | #define SNDRV_CTL_ELEM_IFACE_TIMER ((__force snd_ctl_elem_iface_t) 5) /* timer device */ | ||
791 | #define SNDRV_CTL_ELEM_IFACE_SEQUENCER ((__force snd_ctl_elem_iface_t) 6) /* sequencer client */ | ||
792 | #define SNDRV_CTL_ELEM_IFACE_LAST SNDRV_CTL_ELEM_IFACE_SEQUENCER | ||
793 | |||
794 | #define SNDRV_CTL_ELEM_ACCESS_READ (1<<0) | ||
795 | #define SNDRV_CTL_ELEM_ACCESS_WRITE (1<<1) | ||
796 | #define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE) | ||
797 | #define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1<<2) /* control value may be changed without a notification */ | ||
798 | #define SNDRV_CTL_ELEM_ACCESS_TIMESTAMP (1<<3) /* when was control changed */ | ||
799 | #define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1<<4) /* TLV read is possible */ | ||
800 | #define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1<<5) /* TLV write is possible */ | ||
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) /* TLV command is possible */ | ||
803 | #define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1<<8) /* control does actually nothing, but may be updated */ | ||
804 | #define SNDRV_CTL_ELEM_ACCESS_LOCK (1<<9) /* write lock */ | ||
805 | #define SNDRV_CTL_ELEM_ACCESS_OWNER (1<<10) /* write lock owner */ | ||
806 | #define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28) /* kernel use a TLV callback */ | ||
807 | #define SNDRV_CTL_ELEM_ACCESS_USER (1<<29) /* user space element */ | ||
808 | /* bits 30 and 31 are obsoleted (for indirect access) */ | ||
809 | |||
810 | /* for further details see the ACPI and PCI power management specification */ | ||
811 | #define SNDRV_CTL_POWER_D0 0x0000 /* full On */ | ||
812 | #define SNDRV_CTL_POWER_D1 0x0100 /* partial On */ | ||
813 | #define SNDRV_CTL_POWER_D2 0x0200 /* partial On */ | ||
814 | #define SNDRV_CTL_POWER_D3 0x0300 /* Off */ | ||
815 | #define SNDRV_CTL_POWER_D3hot (SNDRV_CTL_POWER_D3|0x0000) /* Off, with power */ | ||
816 | #define SNDRV_CTL_POWER_D3cold (SNDRV_CTL_POWER_D3|0x0001) /* Off, without power */ | ||
817 | |||
818 | struct snd_ctl_elem_id { | ||
819 | unsigned int numid; /* numeric identifier, zero = invalid */ | ||
820 | snd_ctl_elem_iface_t iface; /* interface identifier */ | ||
821 | unsigned int device; /* device/client number */ | ||
822 | unsigned int subdevice; /* subdevice (substream) number */ | ||
823 | unsigned char name[44]; /* ASCII name of item */ | ||
824 | unsigned int index; /* index of item */ | ||
825 | }; | ||
826 | |||
827 | struct snd_ctl_elem_list { | ||
828 | unsigned int offset; /* W: first element ID to get */ | ||
829 | unsigned int space; /* W: count of element IDs to get */ | ||
830 | unsigned int used; /* R: count of element IDs set */ | ||
831 | unsigned int count; /* R: count of all elements */ | ||
832 | struct snd_ctl_elem_id __user *pids; /* R: IDs */ | ||
833 | unsigned char reserved[50]; | ||
834 | }; | ||
835 | |||
836 | struct snd_ctl_elem_info { | ||
837 | struct snd_ctl_elem_id id; /* W: element ID */ | ||
838 | snd_ctl_elem_type_t type; /* R: value type - SNDRV_CTL_ELEM_TYPE_* */ | ||
839 | unsigned int access; /* R: value access (bitmask) - SNDRV_CTL_ELEM_ACCESS_* */ | ||
840 | unsigned int count; /* count of values */ | ||
841 | __kernel_pid_t owner; /* owner's PID of this control */ | ||
842 | union { | ||
843 | struct { | ||
844 | long min; /* R: minimum value */ | ||
845 | long max; /* R: maximum value */ | ||
846 | long step; /* R: step (0 variable) */ | ||
847 | } integer; | ||
848 | struct { | ||
849 | long long min; /* R: minimum value */ | ||
850 | long long max; /* R: maximum value */ | ||
851 | long long step; /* R: step (0 variable) */ | ||
852 | } integer64; | ||
853 | struct { | ||
854 | unsigned int items; /* R: number of items */ | ||
855 | unsigned int item; /* W: item number */ | ||
856 | char name[64]; /* R: value name */ | ||
857 | __u64 names_ptr; /* W: names list (ELEM_ADD only) */ | ||
858 | unsigned int names_length; | ||
859 | } enumerated; | ||
860 | unsigned char reserved[128]; | ||
861 | } value; | ||
862 | union { | ||
863 | unsigned short d[4]; /* dimensions */ | ||
864 | unsigned short *d_ptr; /* indirect - obsoleted */ | ||
865 | } dimen; | ||
866 | unsigned char reserved[64-4*sizeof(unsigned short)]; | ||
867 | }; | ||
868 | |||
869 | struct snd_ctl_elem_value { | ||
870 | struct snd_ctl_elem_id id; /* W: element ID */ | ||
871 | unsigned int indirect: 1; /* W: indirect access - obsoleted */ | ||
872 | union { | ||
873 | union { | ||
874 | long value[128]; | ||
875 | long *value_ptr; /* obsoleted */ | ||
876 | } integer; | ||
877 | union { | ||
878 | long long value[64]; | ||
879 | long long *value_ptr; /* obsoleted */ | ||
880 | } integer64; | ||
881 | union { | ||
882 | unsigned int item[128]; | ||
883 | unsigned int *item_ptr; /* obsoleted */ | ||
884 | } enumerated; | ||
885 | union { | ||
886 | unsigned char data[512]; | ||
887 | unsigned char *data_ptr; /* obsoleted */ | ||
888 | } bytes; | ||
889 | struct snd_aes_iec958 iec958; | ||
890 | } value; /* RO */ | ||
891 | struct timespec tstamp; | ||
892 | unsigned char reserved[128-sizeof(struct timespec)]; | ||
893 | }; | ||
894 | |||
895 | struct snd_ctl_tlv { | ||
896 | unsigned int numid; /* control element numeric identification */ | ||
897 | unsigned int length; /* in bytes aligned to 4 */ | ||
898 | unsigned int tlv[0]; /* first TLV */ | ||
899 | }; | ||
900 | |||
901 | #define SNDRV_CTL_IOCTL_PVERSION _IOR('U', 0x00, int) | ||
902 | #define SNDRV_CTL_IOCTL_CARD_INFO _IOR('U', 0x01, struct snd_ctl_card_info) | ||
903 | #define SNDRV_CTL_IOCTL_ELEM_LIST _IOWR('U', 0x10, struct snd_ctl_elem_list) | ||
904 | #define SNDRV_CTL_IOCTL_ELEM_INFO _IOWR('U', 0x11, struct snd_ctl_elem_info) | ||
905 | #define SNDRV_CTL_IOCTL_ELEM_READ _IOWR('U', 0x12, struct snd_ctl_elem_value) | ||
906 | #define SNDRV_CTL_IOCTL_ELEM_WRITE _IOWR('U', 0x13, struct snd_ctl_elem_value) | ||
907 | #define SNDRV_CTL_IOCTL_ELEM_LOCK _IOW('U', 0x14, struct snd_ctl_elem_id) | ||
908 | #define SNDRV_CTL_IOCTL_ELEM_UNLOCK _IOW('U', 0x15, struct snd_ctl_elem_id) | ||
909 | #define SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS _IOWR('U', 0x16, int) | ||
910 | #define SNDRV_CTL_IOCTL_ELEM_ADD _IOWR('U', 0x17, struct snd_ctl_elem_info) | ||
911 | #define SNDRV_CTL_IOCTL_ELEM_REPLACE _IOWR('U', 0x18, struct snd_ctl_elem_info) | ||
912 | #define SNDRV_CTL_IOCTL_ELEM_REMOVE _IOWR('U', 0x19, struct snd_ctl_elem_id) | ||
913 | #define SNDRV_CTL_IOCTL_TLV_READ _IOWR('U', 0x1a, struct snd_ctl_tlv) | ||
914 | #define SNDRV_CTL_IOCTL_TLV_WRITE _IOWR('U', 0x1b, struct snd_ctl_tlv) | ||
915 | #define SNDRV_CTL_IOCTL_TLV_COMMAND _IOWR('U', 0x1c, struct snd_ctl_tlv) | ||
916 | #define SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE _IOWR('U', 0x20, int) | ||
917 | #define SNDRV_CTL_IOCTL_HWDEP_INFO _IOR('U', 0x21, struct snd_hwdep_info) | ||
918 | #define SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE _IOR('U', 0x30, int) | ||
919 | #define SNDRV_CTL_IOCTL_PCM_INFO _IOWR('U', 0x31, struct snd_pcm_info) | ||
920 | #define SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE _IOW('U', 0x32, int) | ||
921 | #define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int) | ||
922 | #define SNDRV_CTL_IOCTL_RAWMIDI_INFO _IOWR('U', 0x41, struct snd_rawmidi_info) | ||
923 | #define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int) | ||
924 | #define SNDRV_CTL_IOCTL_POWER _IOWR('U', 0xd0, int) | ||
925 | #define SNDRV_CTL_IOCTL_POWER_STATE _IOR('U', 0xd1, int) | ||
926 | |||
927 | /* | ||
928 | * Read interface. | ||
929 | */ | ||
930 | |||
931 | enum sndrv_ctl_event_type { | ||
932 | SNDRV_CTL_EVENT_ELEM = 0, | ||
933 | SNDRV_CTL_EVENT_LAST = SNDRV_CTL_EVENT_ELEM, | ||
934 | }; | ||
935 | |||
936 | #define SNDRV_CTL_EVENT_MASK_VALUE (1<<0) /* element value was changed */ | ||
937 | #define SNDRV_CTL_EVENT_MASK_INFO (1<<1) /* element info was changed */ | ||
938 | #define SNDRV_CTL_EVENT_MASK_ADD (1<<2) /* element was added */ | ||
939 | #define SNDRV_CTL_EVENT_MASK_TLV (1<<3) /* element TLV tree was changed */ | ||
940 | #define SNDRV_CTL_EVENT_MASK_REMOVE (~0U) /* element was removed */ | ||
941 | |||
942 | struct snd_ctl_event { | ||
943 | int type; /* event type - SNDRV_CTL_EVENT_* */ | ||
944 | union { | ||
945 | struct { | ||
946 | unsigned int mask; | ||
947 | struct snd_ctl_elem_id id; | ||
948 | } elem; | ||
949 | unsigned char data8[60]; | ||
950 | } data; | ||
951 | }; | ||
952 | |||
953 | /* | ||
954 | * Control names | ||
955 | */ | ||
956 | |||
957 | #define SNDRV_CTL_NAME_NONE "" | ||
958 | #define SNDRV_CTL_NAME_PLAYBACK "Playback " | ||
959 | #define SNDRV_CTL_NAME_CAPTURE "Capture " | ||
960 | |||
961 | #define SNDRV_CTL_NAME_IEC958_NONE "" | ||
962 | #define SNDRV_CTL_NAME_IEC958_SWITCH "Switch" | ||
963 | #define SNDRV_CTL_NAME_IEC958_VOLUME "Volume" | ||
964 | #define SNDRV_CTL_NAME_IEC958_DEFAULT "Default" | ||
965 | #define SNDRV_CTL_NAME_IEC958_MASK "Mask" | ||
966 | #define SNDRV_CTL_NAME_IEC958_CON_MASK "Con Mask" | ||
967 | #define SNDRV_CTL_NAME_IEC958_PRO_MASK "Pro Mask" | ||
968 | #define SNDRV_CTL_NAME_IEC958_PCM_STREAM "PCM Stream" | ||
969 | #define SNDRV_CTL_NAME_IEC958(expl,direction,what) "IEC958 " expl SNDRV_CTL_NAME_##direction SNDRV_CTL_NAME_IEC958_##what | ||
970 | |||
971 | #endif /* _UAPI__SOUND_ASOUND_H */ | ||