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674e95ca DH |
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 */ | |
82fbb4f7 | 96 | SNDRV_HWDEP_IFACE_FW_DICE, /* TC DICE FireWire device */ |
594ddced | 97 | SNDRV_HWDEP_IFACE_FW_FIREWORKS, /* Echo Audio Fireworks based device */ |
618eabea | 98 | SNDRV_HWDEP_IFACE_FW_BEBOB, /* BridgeCo BeBoB based device */ |
8985f4ac | 99 | SNDRV_HWDEP_IFACE_FW_OXFW, /* Oxford OXFW970/971 based device */ |
674e95ca DH |
100 | |
101 | /* Don't forget to change the following: */ | |
8985f4ac | 102 | SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_FW_OXFW |
674e95ca DH |
103 | }; |
104 | ||
105 | struct snd_hwdep_info { | |
106 | unsigned int device; /* WR: device number */ | |
107 | int card; /* R: card number */ | |
108 | unsigned char id[64]; /* ID (user selectable) */ | |
109 | unsigned char name[80]; /* hwdep name */ | |
110 | int iface; /* hwdep interface */ | |
111 | unsigned char reserved[64]; /* reserved for future */ | |
112 | }; | |
113 | ||
114 | /* generic DSP loader */ | |
115 | struct snd_hwdep_dsp_status { | |
116 | unsigned int version; /* R: driver-specific version */ | |
117 | unsigned char id[32]; /* R: driver-specific ID string */ | |
118 | unsigned int num_dsps; /* R: number of DSP images to transfer */ | |
119 | unsigned int dsp_loaded; /* R: bit flags indicating the loaded DSPs */ | |
120 | unsigned int chip_ready; /* R: 1 = initialization finished */ | |
121 | unsigned char reserved[16]; /* reserved for future use */ | |
122 | }; | |
123 | ||
124 | struct snd_hwdep_dsp_image { | |
125 | unsigned int index; /* W: DSP index */ | |
126 | unsigned char name[64]; /* W: ID (e.g. file name) */ | |
127 | unsigned char __user *image; /* W: binary image */ | |
128 | size_t length; /* W: size of image in bytes */ | |
129 | unsigned long driver_data; /* W: driver-specific data */ | |
130 | }; | |
131 | ||
132 | #define SNDRV_HWDEP_IOCTL_PVERSION _IOR ('H', 0x00, int) | |
133 | #define SNDRV_HWDEP_IOCTL_INFO _IOR ('H', 0x01, struct snd_hwdep_info) | |
134 | #define SNDRV_HWDEP_IOCTL_DSP_STATUS _IOR('H', 0x02, struct snd_hwdep_dsp_status) | |
135 | #define SNDRV_HWDEP_IOCTL_DSP_LOAD _IOW('H', 0x03, struct snd_hwdep_dsp_image) | |
136 | ||
137 | /***************************************************************************** | |
138 | * * | |
139 | * Digital Audio (PCM) interface - /dev/snd/pcm?? * | |
140 | * * | |
141 | *****************************************************************************/ | |
142 | ||
5646eda5 | 143 | #define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 12) |
674e95ca DH |
144 | |
145 | typedef unsigned long snd_pcm_uframes_t; | |
146 | typedef signed long snd_pcm_sframes_t; | |
147 | ||
148 | enum { | |
149 | SNDRV_PCM_CLASS_GENERIC = 0, /* standard mono or stereo device */ | |
150 | SNDRV_PCM_CLASS_MULTI, /* multichannel device */ | |
151 | SNDRV_PCM_CLASS_MODEM, /* software modem class */ | |
152 | SNDRV_PCM_CLASS_DIGITIZER, /* digitizer class */ | |
153 | /* Don't forget to change the following: */ | |
154 | SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER, | |
155 | }; | |
156 | ||
157 | enum { | |
158 | SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0, /* mono or stereo subdevices are mixed together */ | |
159 | SNDRV_PCM_SUBCLASS_MULTI_MIX, /* multichannel subdevices are mixed together */ | |
160 | /* Don't forget to change the following: */ | |
161 | SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX, | |
162 | }; | |
163 | ||
164 | enum { | |
165 | SNDRV_PCM_STREAM_PLAYBACK = 0, | |
166 | SNDRV_PCM_STREAM_CAPTURE, | |
167 | SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE, | |
168 | }; | |
169 | ||
170 | typedef int __bitwise snd_pcm_access_t; | |
171 | #define SNDRV_PCM_ACCESS_MMAP_INTERLEAVED ((__force snd_pcm_access_t) 0) /* interleaved mmap */ | |
172 | #define SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED ((__force snd_pcm_access_t) 1) /* noninterleaved mmap */ | |
173 | #define SNDRV_PCM_ACCESS_MMAP_COMPLEX ((__force snd_pcm_access_t) 2) /* complex mmap */ | |
174 | #define SNDRV_PCM_ACCESS_RW_INTERLEAVED ((__force snd_pcm_access_t) 3) /* readi/writei */ | |
175 | #define SNDRV_PCM_ACCESS_RW_NONINTERLEAVED ((__force snd_pcm_access_t) 4) /* readn/writen */ | |
176 | #define SNDRV_PCM_ACCESS_LAST SNDRV_PCM_ACCESS_RW_NONINTERLEAVED | |
177 | ||
178 | typedef int __bitwise snd_pcm_format_t; | |
179 | #define SNDRV_PCM_FORMAT_S8 ((__force snd_pcm_format_t) 0) | |
180 | #define SNDRV_PCM_FORMAT_U8 ((__force snd_pcm_format_t) 1) | |
181 | #define SNDRV_PCM_FORMAT_S16_LE ((__force snd_pcm_format_t) 2) | |
182 | #define SNDRV_PCM_FORMAT_S16_BE ((__force snd_pcm_format_t) 3) | |
183 | #define SNDRV_PCM_FORMAT_U16_LE ((__force snd_pcm_format_t) 4) | |
184 | #define SNDRV_PCM_FORMAT_U16_BE ((__force snd_pcm_format_t) 5) | |
185 | #define SNDRV_PCM_FORMAT_S24_LE ((__force snd_pcm_format_t) 6) /* low three bytes */ | |
186 | #define SNDRV_PCM_FORMAT_S24_BE ((__force snd_pcm_format_t) 7) /* low three bytes */ | |
187 | #define SNDRV_PCM_FORMAT_U24_LE ((__force snd_pcm_format_t) 8) /* low three bytes */ | |
188 | #define SNDRV_PCM_FORMAT_U24_BE ((__force snd_pcm_format_t) 9) /* low three bytes */ | |
189 | #define SNDRV_PCM_FORMAT_S32_LE ((__force snd_pcm_format_t) 10) | |
190 | #define SNDRV_PCM_FORMAT_S32_BE ((__force snd_pcm_format_t) 11) | |
191 | #define SNDRV_PCM_FORMAT_U32_LE ((__force snd_pcm_format_t) 12) | |
192 | #define SNDRV_PCM_FORMAT_U32_BE ((__force snd_pcm_format_t) 13) | |
193 | #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 */ | |
194 | #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 */ | |
195 | #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 */ | |
196 | #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 */ | |
197 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE ((__force snd_pcm_format_t) 18) /* IEC-958 subframe, Little Endian */ | |
198 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE ((__force snd_pcm_format_t) 19) /* IEC-958 subframe, Big Endian */ | |
199 | #define SNDRV_PCM_FORMAT_MU_LAW ((__force snd_pcm_format_t) 20) | |
200 | #define SNDRV_PCM_FORMAT_A_LAW ((__force snd_pcm_format_t) 21) | |
201 | #define SNDRV_PCM_FORMAT_IMA_ADPCM ((__force snd_pcm_format_t) 22) | |
202 | #define SNDRV_PCM_FORMAT_MPEG ((__force snd_pcm_format_t) 23) | |
203 | #define SNDRV_PCM_FORMAT_GSM ((__force snd_pcm_format_t) 24) | |
204 | #define SNDRV_PCM_FORMAT_SPECIAL ((__force snd_pcm_format_t) 31) | |
205 | #define SNDRV_PCM_FORMAT_S24_3LE ((__force snd_pcm_format_t) 32) /* in three bytes */ | |
206 | #define SNDRV_PCM_FORMAT_S24_3BE ((__force snd_pcm_format_t) 33) /* in three bytes */ | |
207 | #define SNDRV_PCM_FORMAT_U24_3LE ((__force snd_pcm_format_t) 34) /* in three bytes */ | |
208 | #define SNDRV_PCM_FORMAT_U24_3BE ((__force snd_pcm_format_t) 35) /* in three bytes */ | |
209 | #define SNDRV_PCM_FORMAT_S20_3LE ((__force snd_pcm_format_t) 36) /* in three bytes */ | |
210 | #define SNDRV_PCM_FORMAT_S20_3BE ((__force snd_pcm_format_t) 37) /* in three bytes */ | |
211 | #define SNDRV_PCM_FORMAT_U20_3LE ((__force snd_pcm_format_t) 38) /* in three bytes */ | |
212 | #define SNDRV_PCM_FORMAT_U20_3BE ((__force snd_pcm_format_t) 39) /* in three bytes */ | |
213 | #define SNDRV_PCM_FORMAT_S18_3LE ((__force snd_pcm_format_t) 40) /* in three bytes */ | |
214 | #define SNDRV_PCM_FORMAT_S18_3BE ((__force snd_pcm_format_t) 41) /* in three bytes */ | |
215 | #define SNDRV_PCM_FORMAT_U18_3LE ((__force snd_pcm_format_t) 42) /* in three bytes */ | |
216 | #define SNDRV_PCM_FORMAT_U18_3BE ((__force snd_pcm_format_t) 43) /* in three bytes */ | |
217 | #define SNDRV_PCM_FORMAT_G723_24 ((__force snd_pcm_format_t) 44) /* 8 samples in 3 bytes */ | |
218 | #define SNDRV_PCM_FORMAT_G723_24_1B ((__force snd_pcm_format_t) 45) /* 1 sample in 1 byte */ | |
219 | #define SNDRV_PCM_FORMAT_G723_40 ((__force snd_pcm_format_t) 46) /* 8 Samples in 5 bytes */ | |
220 | #define SNDRV_PCM_FORMAT_G723_40_1B ((__force snd_pcm_format_t) 47) /* 1 sample in 1 byte */ | |
ef7a4f97 DM |
221 | #define SNDRV_PCM_FORMAT_DSD_U8 ((__force snd_pcm_format_t) 48) /* DSD, 1-byte samples DSD (x8) */ |
222 | #define SNDRV_PCM_FORMAT_DSD_U16_LE ((__force snd_pcm_format_t) 49) /* DSD, 2-byte samples DSD (x16), little endian */ | |
d4288d3f | 223 | #define SNDRV_PCM_FORMAT_DSD_U32_LE ((__force snd_pcm_format_t) 50) /* DSD, 4-byte samples DSD (x32), little endian */ |
d42472ec JL |
224 | #define SNDRV_PCM_FORMAT_DSD_U16_BE ((__force snd_pcm_format_t) 51) /* DSD, 2-byte samples DSD (x16), big endian */ |
225 | #define SNDRV_PCM_FORMAT_DSD_U32_BE ((__force snd_pcm_format_t) 52) /* DSD, 4-byte samples DSD (x32), big endian */ | |
226 | #define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_DSD_U32_BE | |
674e95ca DH |
227 | |
228 | #ifdef SNDRV_LITTLE_ENDIAN | |
229 | #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE | |
230 | #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_LE | |
231 | #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_LE | |
232 | #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_LE | |
233 | #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_LE | |
234 | #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_LE | |
235 | #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_LE | |
236 | #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_LE | |
237 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE | |
238 | #endif | |
239 | #ifdef SNDRV_BIG_ENDIAN | |
240 | #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_BE | |
241 | #define SNDRV_PCM_FORMAT_U16 SNDRV_PCM_FORMAT_U16_BE | |
242 | #define SNDRV_PCM_FORMAT_S24 SNDRV_PCM_FORMAT_S24_BE | |
243 | #define SNDRV_PCM_FORMAT_U24 SNDRV_PCM_FORMAT_U24_BE | |
244 | #define SNDRV_PCM_FORMAT_S32 SNDRV_PCM_FORMAT_S32_BE | |
245 | #define SNDRV_PCM_FORMAT_U32 SNDRV_PCM_FORMAT_U32_BE | |
246 | #define SNDRV_PCM_FORMAT_FLOAT SNDRV_PCM_FORMAT_FLOAT_BE | |
247 | #define SNDRV_PCM_FORMAT_FLOAT64 SNDRV_PCM_FORMAT_FLOAT64_BE | |
248 | #define SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE | |
249 | #endif | |
250 | ||
251 | typedef int __bitwise snd_pcm_subformat_t; | |
252 | #define SNDRV_PCM_SUBFORMAT_STD ((__force snd_pcm_subformat_t) 0) | |
253 | #define SNDRV_PCM_SUBFORMAT_LAST SNDRV_PCM_SUBFORMAT_STD | |
254 | ||
255 | #define SNDRV_PCM_INFO_MMAP 0x00000001 /* hardware supports mmap */ | |
256 | #define SNDRV_PCM_INFO_MMAP_VALID 0x00000002 /* period data are valid during transfer */ | |
257 | #define SNDRV_PCM_INFO_DOUBLE 0x00000004 /* Double buffering needed for PCM start/stop */ | |
258 | #define SNDRV_PCM_INFO_BATCH 0x00000010 /* double buffering */ | |
259 | #define SNDRV_PCM_INFO_INTERLEAVED 0x00000100 /* channels are interleaved */ | |
260 | #define SNDRV_PCM_INFO_NONINTERLEAVED 0x00000200 /* channels are not interleaved */ | |
261 | #define SNDRV_PCM_INFO_COMPLEX 0x00000400 /* complex frame organization (mmap only) */ | |
262 | #define SNDRV_PCM_INFO_BLOCK_TRANSFER 0x00010000 /* hardware transfer block of samples */ | |
263 | #define SNDRV_PCM_INFO_OVERRANGE 0x00020000 /* hardware supports ADC (capture) overrange detection */ | |
264 | #define SNDRV_PCM_INFO_RESUME 0x00040000 /* hardware supports stream resume after suspend */ | |
265 | #define SNDRV_PCM_INFO_PAUSE 0x00080000 /* pause ioctl is supported */ | |
266 | #define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000 /* only half duplex */ | |
267 | #define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000 /* playback and capture stream are somewhat correlated */ | |
268 | #define SNDRV_PCM_INFO_SYNC_START 0x00400000 /* pcm support some kind of sync go */ | |
269 | #define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000 /* period wakeup can be disabled */ | |
4eeaaeae | 270 | #define SNDRV_PCM_INFO_HAS_WALL_CLOCK 0x01000000 /* has audio wall clock for audio/system time sync */ |
48d88297 | 271 | #define SNDRV_PCM_INFO_DRAIN_TRIGGER 0x40000000 /* internal kernel flag - trigger in drain */ |
674e95ca DH |
272 | #define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000 /* internal kernel flag - FIFO size is in frames */ |
273 | ||
274 | typedef int __bitwise snd_pcm_state_t; | |
275 | #define SNDRV_PCM_STATE_OPEN ((__force snd_pcm_state_t) 0) /* stream is open */ | |
276 | #define SNDRV_PCM_STATE_SETUP ((__force snd_pcm_state_t) 1) /* stream has a setup */ | |
277 | #define SNDRV_PCM_STATE_PREPARED ((__force snd_pcm_state_t) 2) /* stream is ready to start */ | |
278 | #define SNDRV_PCM_STATE_RUNNING ((__force snd_pcm_state_t) 3) /* stream is running */ | |
279 | #define SNDRV_PCM_STATE_XRUN ((__force snd_pcm_state_t) 4) /* stream reached an xrun */ | |
280 | #define SNDRV_PCM_STATE_DRAINING ((__force snd_pcm_state_t) 5) /* stream is draining */ | |
281 | #define SNDRV_PCM_STATE_PAUSED ((__force snd_pcm_state_t) 6) /* stream is paused */ | |
282 | #define SNDRV_PCM_STATE_SUSPENDED ((__force snd_pcm_state_t) 7) /* hardware is suspended */ | |
283 | #define SNDRV_PCM_STATE_DISCONNECTED ((__force snd_pcm_state_t) 8) /* hardware is disconnected */ | |
284 | #define SNDRV_PCM_STATE_LAST SNDRV_PCM_STATE_DISCONNECTED | |
285 | ||
286 | enum { | |
287 | SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000, | |
288 | SNDRV_PCM_MMAP_OFFSET_STATUS = 0x80000000, | |
289 | SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000, | |
290 | }; | |
291 | ||
292 | union snd_pcm_sync_id { | |
293 | unsigned char id[16]; | |
294 | unsigned short id16[8]; | |
295 | unsigned int id32[4]; | |
296 | }; | |
297 | ||
298 | struct snd_pcm_info { | |
299 | unsigned int device; /* RO/WR (control): device number */ | |
300 | unsigned int subdevice; /* RO/WR (control): subdevice number */ | |
301 | int stream; /* RO/WR (control): stream direction */ | |
302 | int card; /* R: card number */ | |
303 | unsigned char id[64]; /* ID (user selectable) */ | |
304 | unsigned char name[80]; /* name of this device */ | |
305 | unsigned char subname[32]; /* subdevice name */ | |
306 | int dev_class; /* SNDRV_PCM_CLASS_* */ | |
307 | int dev_subclass; /* SNDRV_PCM_SUBCLASS_* */ | |
308 | unsigned int subdevices_count; | |
309 | unsigned int subdevices_avail; | |
310 | union snd_pcm_sync_id sync; /* hardware synchronization ID */ | |
311 | unsigned char reserved[64]; /* reserved for future... */ | |
312 | }; | |
313 | ||
314 | typedef int snd_pcm_hw_param_t; | |
315 | #define SNDRV_PCM_HW_PARAM_ACCESS 0 /* Access type */ | |
316 | #define SNDRV_PCM_HW_PARAM_FORMAT 1 /* Format */ | |
317 | #define SNDRV_PCM_HW_PARAM_SUBFORMAT 2 /* Subformat */ | |
318 | #define SNDRV_PCM_HW_PARAM_FIRST_MASK SNDRV_PCM_HW_PARAM_ACCESS | |
319 | #define SNDRV_PCM_HW_PARAM_LAST_MASK SNDRV_PCM_HW_PARAM_SUBFORMAT | |
320 | ||
321 | #define SNDRV_PCM_HW_PARAM_SAMPLE_BITS 8 /* Bits per sample */ | |
322 | #define SNDRV_PCM_HW_PARAM_FRAME_BITS 9 /* Bits per frame */ | |
323 | #define SNDRV_PCM_HW_PARAM_CHANNELS 10 /* Channels */ | |
324 | #define SNDRV_PCM_HW_PARAM_RATE 11 /* Approx rate */ | |
325 | #define SNDRV_PCM_HW_PARAM_PERIOD_TIME 12 /* Approx distance between | |
326 | * interrupts in us | |
327 | */ | |
328 | #define SNDRV_PCM_HW_PARAM_PERIOD_SIZE 13 /* Approx frames between | |
329 | * interrupts | |
330 | */ | |
331 | #define SNDRV_PCM_HW_PARAM_PERIOD_BYTES 14 /* Approx bytes between | |
332 | * interrupts | |
333 | */ | |
334 | #define SNDRV_PCM_HW_PARAM_PERIODS 15 /* Approx interrupts per | |
335 | * buffer | |
336 | */ | |
337 | #define SNDRV_PCM_HW_PARAM_BUFFER_TIME 16 /* Approx duration of buffer | |
338 | * in us | |
339 | */ | |
340 | #define SNDRV_PCM_HW_PARAM_BUFFER_SIZE 17 /* Size of buffer in frames */ | |
341 | #define SNDRV_PCM_HW_PARAM_BUFFER_BYTES 18 /* Size of buffer in bytes */ | |
342 | #define SNDRV_PCM_HW_PARAM_TICK_TIME 19 /* Approx tick duration in us */ | |
343 | #define SNDRV_PCM_HW_PARAM_FIRST_INTERVAL SNDRV_PCM_HW_PARAM_SAMPLE_BITS | |
344 | #define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME | |
345 | ||
346 | #define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1<<0) /* avoid rate resampling */ | |
347 | #define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1<<1) /* export buffer */ | |
348 | #define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1<<2) /* disable period wakeups */ | |
349 | ||
350 | struct snd_interval { | |
351 | unsigned int min, max; | |
352 | unsigned int openmin:1, | |
353 | openmax:1, | |
354 | integer:1, | |
355 | empty:1; | |
356 | }; | |
357 | ||
358 | #define SNDRV_MASK_MAX 256 | |
359 | ||
360 | struct snd_mask { | |
361 | __u32 bits[(SNDRV_MASK_MAX+31)/32]; | |
362 | }; | |
363 | ||
364 | struct snd_pcm_hw_params { | |
365 | unsigned int flags; | |
366 | struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - | |
367 | SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; | |
368 | struct snd_mask mres[5]; /* reserved masks */ | |
369 | struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - | |
370 | SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1]; | |
371 | struct snd_interval ires[9]; /* reserved intervals */ | |
372 | unsigned int rmask; /* W: requested masks */ | |
373 | unsigned int cmask; /* R: changed masks */ | |
374 | unsigned int info; /* R: Info flags for returned setup */ | |
375 | unsigned int msbits; /* R: used most significant bits */ | |
376 | unsigned int rate_num; /* R: rate numerator */ | |
377 | unsigned int rate_den; /* R: rate denominator */ | |
378 | snd_pcm_uframes_t fifo_size; /* R: chip FIFO size in frames */ | |
379 | unsigned char reserved[64]; /* reserved for future */ | |
380 | }; | |
381 | ||
382 | enum { | |
383 | SNDRV_PCM_TSTAMP_NONE = 0, | |
384 | SNDRV_PCM_TSTAMP_ENABLE, | |
385 | SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_ENABLE, | |
386 | }; | |
387 | ||
388 | struct snd_pcm_sw_params { | |
389 | int tstamp_mode; /* timestamp mode */ | |
390 | unsigned int period_step; | |
391 | unsigned int sleep_min; /* min ticks to sleep */ | |
392 | snd_pcm_uframes_t avail_min; /* min avail frames for wakeup */ | |
393 | snd_pcm_uframes_t xfer_align; /* obsolete: xfer size need to be a multiple */ | |
394 | snd_pcm_uframes_t start_threshold; /* min hw_avail frames for automatic start */ | |
395 | snd_pcm_uframes_t stop_threshold; /* min avail frames for automatic stop */ | |
396 | snd_pcm_uframes_t silence_threshold; /* min distance from noise for silence filling */ | |
397 | snd_pcm_uframes_t silence_size; /* silence block size */ | |
398 | snd_pcm_uframes_t boundary; /* pointers wrap point */ | |
58900810 TI |
399 | unsigned int proto; /* protocol version */ |
400 | unsigned int tstamp_type; /* timestamp type (req. proto >= 2.0.12) */ | |
5646eda5 | 401 | unsigned char reserved[56]; /* reserved for future */ |
674e95ca DH |
402 | }; |
403 | ||
404 | struct snd_pcm_channel_info { | |
405 | unsigned int channel; | |
406 | __kernel_off_t offset; /* mmap offset */ | |
407 | unsigned int first; /* offset to first sample in bits */ | |
408 | unsigned int step; /* samples distance in bits */ | |
409 | }; | |
410 | ||
411 | struct snd_pcm_status { | |
412 | snd_pcm_state_t state; /* stream state */ | |
413 | struct timespec trigger_tstamp; /* time when stream was started/stopped/paused */ | |
414 | struct timespec tstamp; /* reference timestamp */ | |
415 | snd_pcm_uframes_t appl_ptr; /* appl ptr */ | |
416 | snd_pcm_uframes_t hw_ptr; /* hw ptr */ | |
417 | snd_pcm_sframes_t delay; /* current delay in frames */ | |
418 | snd_pcm_uframes_t avail; /* number of frames available */ | |
419 | snd_pcm_uframes_t avail_max; /* max frames available on hw since last status */ | |
420 | snd_pcm_uframes_t overrange; /* count of ADC (capture) overrange detections from last status */ | |
421 | snd_pcm_state_t suspended_state; /* suspended stream state */ | |
9c7066ae | 422 | __u32 reserved_alignment; /* must be filled with zero */ |
4eeaaeae | 423 | struct timespec audio_tstamp; /* from sample counter or wall clock */ |
9c7066ae | 424 | unsigned char reserved[56-sizeof(struct timespec)]; /* must be filled with zero */ |
674e95ca DH |
425 | }; |
426 | ||
427 | struct snd_pcm_mmap_status { | |
428 | snd_pcm_state_t state; /* RO: state - SNDRV_PCM_STATE_XXXX */ | |
429 | int pad1; /* Needed for 64 bit alignment */ | |
430 | snd_pcm_uframes_t hw_ptr; /* RO: hw ptr (0...boundary-1) */ | |
431 | struct timespec tstamp; /* Timestamp */ | |
432 | snd_pcm_state_t suspended_state; /* RO: suspended stream state */ | |
4eeaaeae | 433 | struct timespec audio_tstamp; /* from sample counter or wall clock */ |
674e95ca DH |
434 | }; |
435 | ||
436 | struct snd_pcm_mmap_control { | |
437 | snd_pcm_uframes_t appl_ptr; /* RW: appl ptr (0...boundary-1) */ | |
438 | snd_pcm_uframes_t avail_min; /* RW: min available frames for wakeup */ | |
439 | }; | |
440 | ||
441 | #define SNDRV_PCM_SYNC_PTR_HWSYNC (1<<0) /* execute hwsync */ | |
442 | #define SNDRV_PCM_SYNC_PTR_APPL (1<<1) /* get appl_ptr from driver (r/w op) */ | |
443 | #define SNDRV_PCM_SYNC_PTR_AVAIL_MIN (1<<2) /* get avail_min from driver */ | |
444 | ||
445 | struct snd_pcm_sync_ptr { | |
446 | unsigned int flags; | |
447 | union { | |
448 | struct snd_pcm_mmap_status status; | |
449 | unsigned char reserved[64]; | |
450 | } s; | |
451 | union { | |
452 | struct snd_pcm_mmap_control control; | |
453 | unsigned char reserved[64]; | |
454 | } c; | |
455 | }; | |
456 | ||
457 | struct snd_xferi { | |
458 | snd_pcm_sframes_t result; | |
459 | void __user *buf; | |
460 | snd_pcm_uframes_t frames; | |
461 | }; | |
462 | ||
463 | struct snd_xfern { | |
464 | snd_pcm_sframes_t result; | |
465 | void __user * __user *bufs; | |
466 | snd_pcm_uframes_t frames; | |
467 | }; | |
468 | ||
469 | enum { | |
470 | SNDRV_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0, /* gettimeofday equivalent */ | |
471 | SNDRV_PCM_TSTAMP_TYPE_MONOTONIC, /* posix_clock_monotonic equivalent */ | |
0ac8a52d MB |
472 | SNDRV_PCM_TSTAMP_TYPE_MONOTONIC_RAW, /* monotonic_raw (no NTP) */ |
473 | SNDRV_PCM_TSTAMP_TYPE_LAST = SNDRV_PCM_TSTAMP_TYPE_MONOTONIC_RAW, | |
674e95ca DH |
474 | }; |
475 | ||
476 | /* channel positions */ | |
477 | enum { | |
478 | SNDRV_CHMAP_UNKNOWN = 0, | |
479 | SNDRV_CHMAP_NA, /* N/A, silent */ | |
480 | SNDRV_CHMAP_MONO, /* mono stream */ | |
481 | /* this follows the alsa-lib mixer channel value + 3 */ | |
482 | SNDRV_CHMAP_FL, /* front left */ | |
483 | SNDRV_CHMAP_FR, /* front right */ | |
484 | SNDRV_CHMAP_RL, /* rear left */ | |
485 | SNDRV_CHMAP_RR, /* rear right */ | |
486 | SNDRV_CHMAP_FC, /* front center */ | |
487 | SNDRV_CHMAP_LFE, /* LFE */ | |
488 | SNDRV_CHMAP_SL, /* side left */ | |
489 | SNDRV_CHMAP_SR, /* side right */ | |
490 | SNDRV_CHMAP_RC, /* rear center */ | |
491 | /* new definitions */ | |
492 | SNDRV_CHMAP_FLC, /* front left center */ | |
493 | SNDRV_CHMAP_FRC, /* front right center */ | |
494 | SNDRV_CHMAP_RLC, /* rear left center */ | |
495 | SNDRV_CHMAP_RRC, /* rear right center */ | |
496 | SNDRV_CHMAP_FLW, /* front left wide */ | |
497 | SNDRV_CHMAP_FRW, /* front right wide */ | |
498 | SNDRV_CHMAP_FLH, /* front left high */ | |
499 | SNDRV_CHMAP_FCH, /* front center high */ | |
500 | SNDRV_CHMAP_FRH, /* front right high */ | |
501 | SNDRV_CHMAP_TC, /* top center */ | |
502 | SNDRV_CHMAP_TFL, /* top front left */ | |
503 | SNDRV_CHMAP_TFR, /* top front right */ | |
504 | SNDRV_CHMAP_TFC, /* top front center */ | |
505 | SNDRV_CHMAP_TRL, /* top rear left */ | |
506 | SNDRV_CHMAP_TRR, /* top rear right */ | |
507 | SNDRV_CHMAP_TRC, /* top rear center */ | |
7cc17a31 TI |
508 | /* new definitions for UAC2 */ |
509 | SNDRV_CHMAP_TFLC, /* top front left center */ | |
510 | SNDRV_CHMAP_TFRC, /* top front right center */ | |
511 | SNDRV_CHMAP_TSL, /* top side left */ | |
512 | SNDRV_CHMAP_TSR, /* top side right */ | |
513 | SNDRV_CHMAP_LLFE, /* left LFE */ | |
514 | SNDRV_CHMAP_RLFE, /* right LFE */ | |
515 | SNDRV_CHMAP_BC, /* bottom center */ | |
516 | SNDRV_CHMAP_BLC, /* bottom left center */ | |
517 | SNDRV_CHMAP_BRC, /* bottom right center */ | |
518 | SNDRV_CHMAP_LAST = SNDRV_CHMAP_BRC, | |
674e95ca DH |
519 | }; |
520 | ||
521 | #define SNDRV_CHMAP_POSITION_MASK 0xffff | |
522 | #define SNDRV_CHMAP_PHASE_INVERSE (0x01 << 16) | |
523 | #define SNDRV_CHMAP_DRIVER_SPEC (0x02 << 16) | |
524 | ||
525 | #define SNDRV_PCM_IOCTL_PVERSION _IOR('A', 0x00, int) | |
526 | #define SNDRV_PCM_IOCTL_INFO _IOR('A', 0x01, struct snd_pcm_info) | |
527 | #define SNDRV_PCM_IOCTL_TSTAMP _IOW('A', 0x02, int) | |
528 | #define SNDRV_PCM_IOCTL_TTSTAMP _IOW('A', 0x03, int) | |
529 | #define SNDRV_PCM_IOCTL_HW_REFINE _IOWR('A', 0x10, struct snd_pcm_hw_params) | |
530 | #define SNDRV_PCM_IOCTL_HW_PARAMS _IOWR('A', 0x11, struct snd_pcm_hw_params) | |
531 | #define SNDRV_PCM_IOCTL_HW_FREE _IO('A', 0x12) | |
532 | #define SNDRV_PCM_IOCTL_SW_PARAMS _IOWR('A', 0x13, struct snd_pcm_sw_params) | |
533 | #define SNDRV_PCM_IOCTL_STATUS _IOR('A', 0x20, struct snd_pcm_status) | |
534 | #define SNDRV_PCM_IOCTL_DELAY _IOR('A', 0x21, snd_pcm_sframes_t) | |
535 | #define SNDRV_PCM_IOCTL_HWSYNC _IO('A', 0x22) | |
536 | #define SNDRV_PCM_IOCTL_SYNC_PTR _IOWR('A', 0x23, struct snd_pcm_sync_ptr) | |
537 | #define SNDRV_PCM_IOCTL_CHANNEL_INFO _IOR('A', 0x32, struct snd_pcm_channel_info) | |
538 | #define SNDRV_PCM_IOCTL_PREPARE _IO('A', 0x40) | |
539 | #define SNDRV_PCM_IOCTL_RESET _IO('A', 0x41) | |
540 | #define SNDRV_PCM_IOCTL_START _IO('A', 0x42) | |
541 | #define SNDRV_PCM_IOCTL_DROP _IO('A', 0x43) | |
542 | #define SNDRV_PCM_IOCTL_DRAIN _IO('A', 0x44) | |
543 | #define SNDRV_PCM_IOCTL_PAUSE _IOW('A', 0x45, int) | |
544 | #define SNDRV_PCM_IOCTL_REWIND _IOW('A', 0x46, snd_pcm_uframes_t) | |
545 | #define SNDRV_PCM_IOCTL_RESUME _IO('A', 0x47) | |
546 | #define SNDRV_PCM_IOCTL_XRUN _IO('A', 0x48) | |
547 | #define SNDRV_PCM_IOCTL_FORWARD _IOW('A', 0x49, snd_pcm_uframes_t) | |
548 | #define SNDRV_PCM_IOCTL_WRITEI_FRAMES _IOW('A', 0x50, struct snd_xferi) | |
549 | #define SNDRV_PCM_IOCTL_READI_FRAMES _IOR('A', 0x51, struct snd_xferi) | |
550 | #define SNDRV_PCM_IOCTL_WRITEN_FRAMES _IOW('A', 0x52, struct snd_xfern) | |
551 | #define SNDRV_PCM_IOCTL_READN_FRAMES _IOR('A', 0x53, struct snd_xfern) | |
552 | #define SNDRV_PCM_IOCTL_LINK _IOW('A', 0x60, int) | |
553 | #define SNDRV_PCM_IOCTL_UNLINK _IO('A', 0x61) | |
554 | ||
555 | /***************************************************************************** | |
556 | * * | |
557 | * MIDI v1.0 interface * | |
558 | * * | |
559 | *****************************************************************************/ | |
560 | ||
561 | /* | |
562 | * Raw MIDI section - /dev/snd/midi?? | |
563 | */ | |
564 | ||
565 | #define SNDRV_RAWMIDI_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 0) | |
566 | ||
567 | enum { | |
568 | SNDRV_RAWMIDI_STREAM_OUTPUT = 0, | |
569 | SNDRV_RAWMIDI_STREAM_INPUT, | |
570 | SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT, | |
571 | }; | |
572 | ||
573 | #define SNDRV_RAWMIDI_INFO_OUTPUT 0x00000001 | |
574 | #define SNDRV_RAWMIDI_INFO_INPUT 0x00000002 | |
575 | #define SNDRV_RAWMIDI_INFO_DUPLEX 0x00000004 | |
576 | ||
577 | struct snd_rawmidi_info { | |
578 | unsigned int device; /* RO/WR (control): device number */ | |
579 | unsigned int subdevice; /* RO/WR (control): subdevice number */ | |
580 | int stream; /* WR: stream */ | |
581 | int card; /* R: card number */ | |
582 | unsigned int flags; /* SNDRV_RAWMIDI_INFO_XXXX */ | |
583 | unsigned char id[64]; /* ID (user selectable) */ | |
584 | unsigned char name[80]; /* name of device */ | |
585 | unsigned char subname[32]; /* name of active or selected subdevice */ | |
586 | unsigned int subdevices_count; | |
587 | unsigned int subdevices_avail; | |
588 | unsigned char reserved[64]; /* reserved for future use */ | |
589 | }; | |
590 | ||
591 | struct snd_rawmidi_params { | |
592 | int stream; | |
593 | size_t buffer_size; /* queue size in bytes */ | |
594 | size_t avail_min; /* minimum avail bytes for wakeup */ | |
595 | unsigned int no_active_sensing: 1; /* do not send active sensing byte in close() */ | |
596 | unsigned char reserved[16]; /* reserved for future use */ | |
597 | }; | |
598 | ||
599 | struct snd_rawmidi_status { | |
600 | int stream; | |
601 | struct timespec tstamp; /* Timestamp */ | |
602 | size_t avail; /* available bytes */ | |
603 | size_t xruns; /* count of overruns since last status (in bytes) */ | |
604 | unsigned char reserved[16]; /* reserved for future use */ | |
605 | }; | |
606 | ||
607 | #define SNDRV_RAWMIDI_IOCTL_PVERSION _IOR('W', 0x00, int) | |
608 | #define SNDRV_RAWMIDI_IOCTL_INFO _IOR('W', 0x01, struct snd_rawmidi_info) | |
609 | #define SNDRV_RAWMIDI_IOCTL_PARAMS _IOWR('W', 0x10, struct snd_rawmidi_params) | |
610 | #define SNDRV_RAWMIDI_IOCTL_STATUS _IOWR('W', 0x20, struct snd_rawmidi_status) | |
611 | #define SNDRV_RAWMIDI_IOCTL_DROP _IOW('W', 0x30, int) | |
612 | #define SNDRV_RAWMIDI_IOCTL_DRAIN _IOW('W', 0x31, int) | |
613 | ||
614 | /* | |
615 | * Timer section - /dev/snd/timer | |
616 | */ | |
617 | ||
618 | #define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 6) | |
619 | ||
620 | enum { | |
621 | SNDRV_TIMER_CLASS_NONE = -1, | |
622 | SNDRV_TIMER_CLASS_SLAVE = 0, | |
623 | SNDRV_TIMER_CLASS_GLOBAL, | |
624 | SNDRV_TIMER_CLASS_CARD, | |
625 | SNDRV_TIMER_CLASS_PCM, | |
626 | SNDRV_TIMER_CLASS_LAST = SNDRV_TIMER_CLASS_PCM, | |
627 | }; | |
628 | ||
629 | /* slave timer classes */ | |
630 | enum { | |
631 | SNDRV_TIMER_SCLASS_NONE = 0, | |
632 | SNDRV_TIMER_SCLASS_APPLICATION, | |
633 | SNDRV_TIMER_SCLASS_SEQUENCER, /* alias */ | |
634 | SNDRV_TIMER_SCLASS_OSS_SEQUENCER, /* alias */ | |
635 | SNDRV_TIMER_SCLASS_LAST = SNDRV_TIMER_SCLASS_OSS_SEQUENCER, | |
636 | }; | |
637 | ||
638 | /* global timers (device member) */ | |
639 | #define SNDRV_TIMER_GLOBAL_SYSTEM 0 | |
640 | #define SNDRV_TIMER_GLOBAL_RTC 1 | |
641 | #define SNDRV_TIMER_GLOBAL_HPET 2 | |
642 | #define SNDRV_TIMER_GLOBAL_HRTIMER 3 | |
643 | ||
644 | /* info flags */ | |
645 | #define SNDRV_TIMER_FLG_SLAVE (1<<0) /* cannot be controlled */ | |
646 | ||
647 | struct snd_timer_id { | |
648 | int dev_class; | |
649 | int dev_sclass; | |
650 | int card; | |
651 | int device; | |
652 | int subdevice; | |
653 | }; | |
654 | ||
655 | struct snd_timer_ginfo { | |
656 | struct snd_timer_id tid; /* requested timer ID */ | |
657 | unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ | |
658 | int card; /* card number */ | |
659 | unsigned char id[64]; /* timer identification */ | |
660 | unsigned char name[80]; /* timer name */ | |
661 | unsigned long reserved0; /* reserved for future use */ | |
662 | unsigned long resolution; /* average period resolution in ns */ | |
663 | unsigned long resolution_min; /* minimal period resolution in ns */ | |
664 | unsigned long resolution_max; /* maximal period resolution in ns */ | |
665 | unsigned int clients; /* active timer clients */ | |
666 | unsigned char reserved[32]; | |
667 | }; | |
668 | ||
669 | struct snd_timer_gparams { | |
670 | struct snd_timer_id tid; /* requested timer ID */ | |
671 | unsigned long period_num; /* requested precise period duration (in seconds) - numerator */ | |
672 | unsigned long period_den; /* requested precise period duration (in seconds) - denominator */ | |
673 | unsigned char reserved[32]; | |
674 | }; | |
675 | ||
676 | struct snd_timer_gstatus { | |
677 | struct snd_timer_id tid; /* requested timer ID */ | |
678 | unsigned long resolution; /* current period resolution in ns */ | |
679 | unsigned long resolution_num; /* precise current period resolution (in seconds) - numerator */ | |
680 | unsigned long resolution_den; /* precise current period resolution (in seconds) - denominator */ | |
681 | unsigned char reserved[32]; | |
682 | }; | |
683 | ||
684 | struct snd_timer_select { | |
685 | struct snd_timer_id id; /* bind to timer ID */ | |
686 | unsigned char reserved[32]; /* reserved */ | |
687 | }; | |
688 | ||
689 | struct snd_timer_info { | |
690 | unsigned int flags; /* timer flags - SNDRV_TIMER_FLG_* */ | |
691 | int card; /* card number */ | |
692 | unsigned char id[64]; /* timer identificator */ | |
693 | unsigned char name[80]; /* timer name */ | |
694 | unsigned long reserved0; /* reserved for future use */ | |
695 | unsigned long resolution; /* average period resolution in ns */ | |
696 | unsigned char reserved[64]; /* reserved */ | |
697 | }; | |
698 | ||
699 | #define SNDRV_TIMER_PSFLG_AUTO (1<<0) /* auto start, otherwise one-shot */ | |
700 | #define SNDRV_TIMER_PSFLG_EXCLUSIVE (1<<1) /* exclusive use, precise start/stop/pause/continue */ | |
701 | #define SNDRV_TIMER_PSFLG_EARLY_EVENT (1<<2) /* write early event to the poll queue */ | |
702 | ||
703 | struct snd_timer_params { | |
704 | unsigned int flags; /* flags - SNDRV_MIXER_PSFLG_* */ | |
705 | unsigned int ticks; /* requested resolution in ticks */ | |
706 | unsigned int queue_size; /* total size of queue (32-1024) */ | |
707 | unsigned int reserved0; /* reserved, was: failure locations */ | |
708 | unsigned int filter; /* event filter (bitmask of SNDRV_TIMER_EVENT_*) */ | |
709 | unsigned char reserved[60]; /* reserved */ | |
710 | }; | |
711 | ||
712 | struct snd_timer_status { | |
713 | struct timespec tstamp; /* Timestamp - last update */ | |
714 | unsigned int resolution; /* current period resolution in ns */ | |
715 | unsigned int lost; /* counter of master tick lost */ | |
716 | unsigned int overrun; /* count of read queue overruns */ | |
717 | unsigned int queue; /* used queue size */ | |
718 | unsigned char reserved[64]; /* reserved */ | |
719 | }; | |
720 | ||
721 | #define SNDRV_TIMER_IOCTL_PVERSION _IOR('T', 0x00, int) | |
722 | #define SNDRV_TIMER_IOCTL_NEXT_DEVICE _IOWR('T', 0x01, struct snd_timer_id) | |
723 | #define SNDRV_TIMER_IOCTL_TREAD _IOW('T', 0x02, int) | |
724 | #define SNDRV_TIMER_IOCTL_GINFO _IOWR('T', 0x03, struct snd_timer_ginfo) | |
725 | #define SNDRV_TIMER_IOCTL_GPARAMS _IOW('T', 0x04, struct snd_timer_gparams) | |
726 | #define SNDRV_TIMER_IOCTL_GSTATUS _IOWR('T', 0x05, struct snd_timer_gstatus) | |
727 | #define SNDRV_TIMER_IOCTL_SELECT _IOW('T', 0x10, struct snd_timer_select) | |
728 | #define SNDRV_TIMER_IOCTL_INFO _IOR('T', 0x11, struct snd_timer_info) | |
729 | #define SNDRV_TIMER_IOCTL_PARAMS _IOW('T', 0x12, struct snd_timer_params) | |
730 | #define SNDRV_TIMER_IOCTL_STATUS _IOR('T', 0x14, struct snd_timer_status) | |
731 | /* The following four ioctls are changed since 1.0.9 due to confliction */ | |
732 | #define SNDRV_TIMER_IOCTL_START _IO('T', 0xa0) | |
733 | #define SNDRV_TIMER_IOCTL_STOP _IO('T', 0xa1) | |
734 | #define SNDRV_TIMER_IOCTL_CONTINUE _IO('T', 0xa2) | |
735 | #define SNDRV_TIMER_IOCTL_PAUSE _IO('T', 0xa3) | |
736 | ||
737 | struct snd_timer_read { | |
738 | unsigned int resolution; | |
739 | unsigned int ticks; | |
740 | }; | |
741 | ||
742 | enum { | |
743 | SNDRV_TIMER_EVENT_RESOLUTION = 0, /* val = resolution in ns */ | |
744 | SNDRV_TIMER_EVENT_TICK, /* val = ticks */ | |
745 | SNDRV_TIMER_EVENT_START, /* val = resolution in ns */ | |
746 | SNDRV_TIMER_EVENT_STOP, /* val = 0 */ | |
747 | SNDRV_TIMER_EVENT_CONTINUE, /* val = resolution in ns */ | |
748 | SNDRV_TIMER_EVENT_PAUSE, /* val = 0 */ | |
749 | SNDRV_TIMER_EVENT_EARLY, /* val = 0, early event */ | |
750 | SNDRV_TIMER_EVENT_SUSPEND, /* val = 0 */ | |
751 | SNDRV_TIMER_EVENT_RESUME, /* val = resolution in ns */ | |
752 | /* master timer events for slave timer instances */ | |
753 | SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10, | |
754 | SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10, | |
755 | SNDRV_TIMER_EVENT_MCONTINUE = SNDRV_TIMER_EVENT_CONTINUE + 10, | |
756 | SNDRV_TIMER_EVENT_MPAUSE = SNDRV_TIMER_EVENT_PAUSE + 10, | |
757 | SNDRV_TIMER_EVENT_MSUSPEND = SNDRV_TIMER_EVENT_SUSPEND + 10, | |
758 | SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10, | |
759 | }; | |
760 | ||
761 | struct snd_timer_tread { | |
762 | int event; | |
763 | struct timespec tstamp; | |
764 | unsigned int val; | |
765 | }; | |
766 | ||
767 | /**************************************************************************** | |
768 | * * | |
769 | * Section for driver control interface - /dev/snd/control? * | |
770 | * * | |
771 | ****************************************************************************/ | |
772 | ||
773 | #define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 7) | |
774 | ||
775 | struct snd_ctl_card_info { | |
776 | int card; /* card number */ | |
777 | int pad; /* reserved for future (was type) */ | |
778 | unsigned char id[16]; /* ID of card (user selectable) */ | |
779 | unsigned char driver[16]; /* Driver name */ | |
780 | unsigned char name[32]; /* Short name of soundcard */ | |
781 | unsigned char longname[80]; /* name + info text about soundcard */ | |
782 | unsigned char reserved_[16]; /* reserved for future (was ID of mixer) */ | |
783 | unsigned char mixername[80]; /* visual mixer identification */ | |
784 | unsigned char components[128]; /* card components / fine identification, delimited with one space (AC97 etc..) */ | |
785 | }; | |
786 | ||
787 | typedef int __bitwise snd_ctl_elem_type_t; | |
788 | #define SNDRV_CTL_ELEM_TYPE_NONE ((__force snd_ctl_elem_type_t) 0) /* invalid */ | |
789 | #define SNDRV_CTL_ELEM_TYPE_BOOLEAN ((__force snd_ctl_elem_type_t) 1) /* boolean type */ | |
790 | #define SNDRV_CTL_ELEM_TYPE_INTEGER ((__force snd_ctl_elem_type_t) 2) /* integer type */ | |
791 | #define SNDRV_CTL_ELEM_TYPE_ENUMERATED ((__force snd_ctl_elem_type_t) 3) /* enumerated type */ | |
792 | #define SNDRV_CTL_ELEM_TYPE_BYTES ((__force snd_ctl_elem_type_t) 4) /* byte array */ | |
793 | #define SNDRV_CTL_ELEM_TYPE_IEC958 ((__force snd_ctl_elem_type_t) 5) /* IEC958 (S/PDIF) setup */ | |
794 | #define SNDRV_CTL_ELEM_TYPE_INTEGER64 ((__force snd_ctl_elem_type_t) 6) /* 64-bit integer type */ | |
795 | #define SNDRV_CTL_ELEM_TYPE_LAST SNDRV_CTL_ELEM_TYPE_INTEGER64 | |
796 | ||
797 | typedef int __bitwise snd_ctl_elem_iface_t; | |
798 | #define SNDRV_CTL_ELEM_IFACE_CARD ((__force snd_ctl_elem_iface_t) 0) /* global control */ | |
799 | #define SNDRV_CTL_ELEM_IFACE_HWDEP ((__force snd_ctl_elem_iface_t) 1) /* hardware dependent device */ | |
800 | #define SNDRV_CTL_ELEM_IFACE_MIXER ((__force snd_ctl_elem_iface_t) 2) /* virtual mixer device */ | |
801 | #define SNDRV_CTL_ELEM_IFACE_PCM ((__force snd_ctl_elem_iface_t) 3) /* PCM device */ | |
802 | #define SNDRV_CTL_ELEM_IFACE_RAWMIDI ((__force snd_ctl_elem_iface_t) 4) /* RawMidi device */ | |
803 | #define SNDRV_CTL_ELEM_IFACE_TIMER ((__force snd_ctl_elem_iface_t) 5) /* timer device */ | |
804 | #define SNDRV_CTL_ELEM_IFACE_SEQUENCER ((__force snd_ctl_elem_iface_t) 6) /* sequencer client */ | |
805 | #define SNDRV_CTL_ELEM_IFACE_LAST SNDRV_CTL_ELEM_IFACE_SEQUENCER | |
806 | ||
807 | #define SNDRV_CTL_ELEM_ACCESS_READ (1<<0) | |
808 | #define SNDRV_CTL_ELEM_ACCESS_WRITE (1<<1) | |
809 | #define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE) | |
810 | #define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1<<2) /* control value may be changed without a notification */ | |
811 | #define SNDRV_CTL_ELEM_ACCESS_TIMESTAMP (1<<3) /* when was control changed */ | |
812 | #define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1<<4) /* TLV read is possible */ | |
813 | #define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1<<5) /* TLV write is possible */ | |
814 | #define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE (SNDRV_CTL_ELEM_ACCESS_TLV_READ|SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) | |
815 | #define SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND (1<<6) /* TLV command is possible */ | |
816 | #define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1<<8) /* control does actually nothing, but may be updated */ | |
817 | #define SNDRV_CTL_ELEM_ACCESS_LOCK (1<<9) /* write lock */ | |
818 | #define SNDRV_CTL_ELEM_ACCESS_OWNER (1<<10) /* write lock owner */ | |
819 | #define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28) /* kernel use a TLV callback */ | |
820 | #define SNDRV_CTL_ELEM_ACCESS_USER (1<<29) /* user space element */ | |
821 | /* bits 30 and 31 are obsoleted (for indirect access) */ | |
822 | ||
823 | /* for further details see the ACPI and PCI power management specification */ | |
824 | #define SNDRV_CTL_POWER_D0 0x0000 /* full On */ | |
825 | #define SNDRV_CTL_POWER_D1 0x0100 /* partial On */ | |
826 | #define SNDRV_CTL_POWER_D2 0x0200 /* partial On */ | |
827 | #define SNDRV_CTL_POWER_D3 0x0300 /* Off */ | |
828 | #define SNDRV_CTL_POWER_D3hot (SNDRV_CTL_POWER_D3|0x0000) /* Off, with power */ | |
829 | #define SNDRV_CTL_POWER_D3cold (SNDRV_CTL_POWER_D3|0x0001) /* Off, without power */ | |
830 | ||
975cc02a TI |
831 | #define SNDRV_CTL_ELEM_ID_NAME_MAXLEN 44 |
832 | ||
674e95ca DH |
833 | struct snd_ctl_elem_id { |
834 | unsigned int numid; /* numeric identifier, zero = invalid */ | |
835 | snd_ctl_elem_iface_t iface; /* interface identifier */ | |
836 | unsigned int device; /* device/client number */ | |
837 | unsigned int subdevice; /* subdevice (substream) number */ | |
838 | unsigned char name[44]; /* ASCII name of item */ | |
839 | unsigned int index; /* index of item */ | |
840 | }; | |
841 | ||
842 | struct snd_ctl_elem_list { | |
843 | unsigned int offset; /* W: first element ID to get */ | |
844 | unsigned int space; /* W: count of element IDs to get */ | |
845 | unsigned int used; /* R: count of element IDs set */ | |
846 | unsigned int count; /* R: count of all elements */ | |
847 | struct snd_ctl_elem_id __user *pids; /* R: IDs */ | |
848 | unsigned char reserved[50]; | |
849 | }; | |
850 | ||
851 | struct snd_ctl_elem_info { | |
852 | struct snd_ctl_elem_id id; /* W: element ID */ | |
853 | snd_ctl_elem_type_t type; /* R: value type - SNDRV_CTL_ELEM_TYPE_* */ | |
854 | unsigned int access; /* R: value access (bitmask) - SNDRV_CTL_ELEM_ACCESS_* */ | |
855 | unsigned int count; /* count of values */ | |
856 | __kernel_pid_t owner; /* owner's PID of this control */ | |
857 | union { | |
858 | struct { | |
859 | long min; /* R: minimum value */ | |
860 | long max; /* R: maximum value */ | |
861 | long step; /* R: step (0 variable) */ | |
862 | } integer; | |
863 | struct { | |
864 | long long min; /* R: minimum value */ | |
865 | long long max; /* R: maximum value */ | |
866 | long long step; /* R: step (0 variable) */ | |
867 | } integer64; | |
868 | struct { | |
869 | unsigned int items; /* R: number of items */ | |
870 | unsigned int item; /* W: item number */ | |
871 | char name[64]; /* R: value name */ | |
872 | __u64 names_ptr; /* W: names list (ELEM_ADD only) */ | |
873 | unsigned int names_length; | |
874 | } enumerated; | |
875 | unsigned char reserved[128]; | |
876 | } value; | |
877 | union { | |
878 | unsigned short d[4]; /* dimensions */ | |
879 | unsigned short *d_ptr; /* indirect - obsoleted */ | |
880 | } dimen; | |
881 | unsigned char reserved[64-4*sizeof(unsigned short)]; | |
882 | }; | |
883 | ||
884 | struct snd_ctl_elem_value { | |
885 | struct snd_ctl_elem_id id; /* W: element ID */ | |
886 | unsigned int indirect: 1; /* W: indirect access - obsoleted */ | |
887 | union { | |
888 | union { | |
889 | long value[128]; | |
890 | long *value_ptr; /* obsoleted */ | |
891 | } integer; | |
892 | union { | |
893 | long long value[64]; | |
894 | long long *value_ptr; /* obsoleted */ | |
895 | } integer64; | |
896 | union { | |
897 | unsigned int item[128]; | |
898 | unsigned int *item_ptr; /* obsoleted */ | |
899 | } enumerated; | |
900 | union { | |
901 | unsigned char data[512]; | |
902 | unsigned char *data_ptr; /* obsoleted */ | |
903 | } bytes; | |
904 | struct snd_aes_iec958 iec958; | |
905 | } value; /* RO */ | |
906 | struct timespec tstamp; | |
907 | unsigned char reserved[128-sizeof(struct timespec)]; | |
908 | }; | |
909 | ||
910 | struct snd_ctl_tlv { | |
911 | unsigned int numid; /* control element numeric identification */ | |
912 | unsigned int length; /* in bytes aligned to 4 */ | |
913 | unsigned int tlv[0]; /* first TLV */ | |
914 | }; | |
915 | ||
916 | #define SNDRV_CTL_IOCTL_PVERSION _IOR('U', 0x00, int) | |
917 | #define SNDRV_CTL_IOCTL_CARD_INFO _IOR('U', 0x01, struct snd_ctl_card_info) | |
918 | #define SNDRV_CTL_IOCTL_ELEM_LIST _IOWR('U', 0x10, struct snd_ctl_elem_list) | |
919 | #define SNDRV_CTL_IOCTL_ELEM_INFO _IOWR('U', 0x11, struct snd_ctl_elem_info) | |
920 | #define SNDRV_CTL_IOCTL_ELEM_READ _IOWR('U', 0x12, struct snd_ctl_elem_value) | |
921 | #define SNDRV_CTL_IOCTL_ELEM_WRITE _IOWR('U', 0x13, struct snd_ctl_elem_value) | |
922 | #define SNDRV_CTL_IOCTL_ELEM_LOCK _IOW('U', 0x14, struct snd_ctl_elem_id) | |
923 | #define SNDRV_CTL_IOCTL_ELEM_UNLOCK _IOW('U', 0x15, struct snd_ctl_elem_id) | |
924 | #define SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS _IOWR('U', 0x16, int) | |
925 | #define SNDRV_CTL_IOCTL_ELEM_ADD _IOWR('U', 0x17, struct snd_ctl_elem_info) | |
926 | #define SNDRV_CTL_IOCTL_ELEM_REPLACE _IOWR('U', 0x18, struct snd_ctl_elem_info) | |
927 | #define SNDRV_CTL_IOCTL_ELEM_REMOVE _IOWR('U', 0x19, struct snd_ctl_elem_id) | |
928 | #define SNDRV_CTL_IOCTL_TLV_READ _IOWR('U', 0x1a, struct snd_ctl_tlv) | |
929 | #define SNDRV_CTL_IOCTL_TLV_WRITE _IOWR('U', 0x1b, struct snd_ctl_tlv) | |
930 | #define SNDRV_CTL_IOCTL_TLV_COMMAND _IOWR('U', 0x1c, struct snd_ctl_tlv) | |
931 | #define SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE _IOWR('U', 0x20, int) | |
932 | #define SNDRV_CTL_IOCTL_HWDEP_INFO _IOR('U', 0x21, struct snd_hwdep_info) | |
933 | #define SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE _IOR('U', 0x30, int) | |
934 | #define SNDRV_CTL_IOCTL_PCM_INFO _IOWR('U', 0x31, struct snd_pcm_info) | |
935 | #define SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE _IOW('U', 0x32, int) | |
936 | #define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int) | |
937 | #define SNDRV_CTL_IOCTL_RAWMIDI_INFO _IOWR('U', 0x41, struct snd_rawmidi_info) | |
938 | #define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int) | |
939 | #define SNDRV_CTL_IOCTL_POWER _IOWR('U', 0xd0, int) | |
940 | #define SNDRV_CTL_IOCTL_POWER_STATE _IOR('U', 0xd1, int) | |
941 | ||
942 | /* | |
943 | * Read interface. | |
944 | */ | |
945 | ||
946 | enum sndrv_ctl_event_type { | |
947 | SNDRV_CTL_EVENT_ELEM = 0, | |
948 | SNDRV_CTL_EVENT_LAST = SNDRV_CTL_EVENT_ELEM, | |
949 | }; | |
950 | ||
951 | #define SNDRV_CTL_EVENT_MASK_VALUE (1<<0) /* element value was changed */ | |
952 | #define SNDRV_CTL_EVENT_MASK_INFO (1<<1) /* element info was changed */ | |
953 | #define SNDRV_CTL_EVENT_MASK_ADD (1<<2) /* element was added */ | |
954 | #define SNDRV_CTL_EVENT_MASK_TLV (1<<3) /* element TLV tree was changed */ | |
955 | #define SNDRV_CTL_EVENT_MASK_REMOVE (~0U) /* element was removed */ | |
956 | ||
957 | struct snd_ctl_event { | |
958 | int type; /* event type - SNDRV_CTL_EVENT_* */ | |
959 | union { | |
960 | struct { | |
961 | unsigned int mask; | |
962 | struct snd_ctl_elem_id id; | |
963 | } elem; | |
964 | unsigned char data8[60]; | |
965 | } data; | |
966 | }; | |
967 | ||
968 | /* | |
969 | * Control names | |
970 | */ | |
971 | ||
972 | #define SNDRV_CTL_NAME_NONE "" | |
973 | #define SNDRV_CTL_NAME_PLAYBACK "Playback " | |
974 | #define SNDRV_CTL_NAME_CAPTURE "Capture " | |
975 | ||
976 | #define SNDRV_CTL_NAME_IEC958_NONE "" | |
977 | #define SNDRV_CTL_NAME_IEC958_SWITCH "Switch" | |
978 | #define SNDRV_CTL_NAME_IEC958_VOLUME "Volume" | |
979 | #define SNDRV_CTL_NAME_IEC958_DEFAULT "Default" | |
980 | #define SNDRV_CTL_NAME_IEC958_MASK "Mask" | |
981 | #define SNDRV_CTL_NAME_IEC958_CON_MASK "Con Mask" | |
982 | #define SNDRV_CTL_NAME_IEC958_PRO_MASK "Pro Mask" | |
983 | #define SNDRV_CTL_NAME_IEC958_PCM_STREAM "PCM Stream" | |
984 | #define SNDRV_CTL_NAME_IEC958(expl,direction,what) "IEC958 " expl SNDRV_CTL_NAME_##direction SNDRV_CTL_NAME_IEC958_##what | |
985 | ||
986 | #endif /* _UAPI__SOUND_ASOUND_H */ |