Commit | Line | Data |
---|---|---|
5fd54ace | 1 | // SPDX-License-Identifier: GPL-2.0 |
7e847894 DM |
2 | /* |
3 | * Copyright (c) 2010 Daniel Mack <daniel@caiaq.de> | |
4 | * | |
7e847894 DM |
5 | * This file holds USB constants and structures defined |
6 | * by the USB Device Class Definition for Audio Devices in version 2.0. | |
7 | * Comments below reference relevant sections of the documents contained | |
8 | * in http://www.usb.org/developers/devclass_docs/Audio2.0_final.zip | |
9 | */ | |
10 | ||
11 | #ifndef __LINUX_USB_AUDIO_V2_H | |
12 | #define __LINUX_USB_AUDIO_V2_H | |
13 | ||
14 | #include <linux/types.h> | |
15 | ||
16 | /* v1.0 and v2.0 of this standard have many things in common. For the rest | |
17 | * of the definitions, please refer to audio.h */ | |
18 | ||
157a57b6 DM |
19 | /* |
20 | * bmControl field decoders | |
21 | * | |
22 | * From the USB Audio spec v2.0: | |
23 | * | |
24 | * bmaControls() is a (ch+1)-element array of 4-byte bitmaps, | |
25 | * each containing a set of bit pairs. If a Control is present, | |
26 | * it must be Host readable. If a certain Control is not | |
27 | * present then the bit pair must be set to 0b00. | |
28 | * If a Control is present but read-only, the bit pair must be | |
29 | * set to 0b01. If a Control is also Host programmable, the bit | |
30 | * pair must be set to 0b11. The value 0b10 is not allowed. | |
31 | * | |
32 | */ | |
33 | ||
9a2fe9b8 | 34 | static inline bool uac_v2v3_control_is_readable(u32 bmControls, u8 control) |
dcbe7bcf | 35 | { |
21e9b3e9 | 36 | return (bmControls >> ((control - 1) * 2)) & 0x1; |
dcbe7bcf DM |
37 | } |
38 | ||
9a2fe9b8 | 39 | static inline bool uac_v2v3_control_is_writeable(u32 bmControls, u8 control) |
dcbe7bcf | 40 | { |
21e9b3e9 | 41 | return (bmControls >> ((control - 1) * 2)) & 0x2; |
dcbe7bcf DM |
42 | } |
43 | ||
0d4e1b2a JB |
44 | /* 4.7.2 Class-Specific AC Interface Descriptor */ |
45 | struct uac2_ac_header_descriptor { | |
46 | __u8 bLength; /* 9 */ | |
47 | __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ | |
48 | __u8 bDescriptorSubtype; /* UAC_MS_HEADER */ | |
49 | __le16 bcdADC; /* 0x0200 */ | |
50 | __u8 bCategory; | |
51 | __le16 wTotalLength; /* includes Unit and Terminal desc. */ | |
52 | __u8 bmControls; | |
53 | } __packed; | |
54 | ||
55 | /* 2.3.1.6 Type I Format Type Descriptor (Frmts20 final.pdf)*/ | |
56 | struct uac2_format_type_i_descriptor { | |
57 | __u8 bLength; /* in bytes: 6 */ | |
58 | __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ | |
59 | __u8 bDescriptorSubtype; /* FORMAT_TYPE */ | |
60 | __u8 bFormatType; /* FORMAT_TYPE_1 */ | |
61 | __u8 bSubslotSize; /* {1,2,3,4} */ | |
62 | __u8 bBitResolution; | |
63 | } __packed; | |
64 | ||
7e847894 DM |
65 | /* 4.7.2.1 Clock Source Descriptor */ |
66 | ||
67 | struct uac_clock_source_descriptor { | |
68 | __u8 bLength; | |
69 | __u8 bDescriptorType; | |
70 | __u8 bDescriptorSubtype; | |
71 | __u8 bClockID; | |
72 | __u8 bmAttributes; | |
73 | __u8 bmControls; | |
74 | __u8 bAssocTerminal; | |
75 | __u8 iClockSource; | |
76 | } __attribute__((packed)); | |
77 | ||
5dd360eb DM |
78 | /* bmAttribute fields */ |
79 | #define UAC_CLOCK_SOURCE_TYPE_EXT 0x0 | |
80 | #define UAC_CLOCK_SOURCE_TYPE_INT_FIXED 0x1 | |
81 | #define UAC_CLOCK_SOURCE_TYPE_INT_VAR 0x2 | |
82 | #define UAC_CLOCK_SOURCE_TYPE_INT_PROG 0x3 | |
83 | #define UAC_CLOCK_SOURCE_SYNCED_TO_SOF (1 << 2) | |
84 | ||
7e847894 DM |
85 | /* 4.7.2.2 Clock Source Descriptor */ |
86 | ||
87 | struct uac_clock_selector_descriptor { | |
88 | __u8 bLength; | |
89 | __u8 bDescriptorType; | |
90 | __u8 bDescriptorSubtype; | |
91 | __u8 bClockID; | |
92 | __u8 bNrInPins; | |
7e847894 | 93 | __u8 baCSourceID[]; |
a47060cf | 94 | /* bmControls and iClockSource omitted */ |
5dd360eb DM |
95 | } __attribute__((packed)); |
96 | ||
97 | /* 4.7.2.3 Clock Multiplier Descriptor */ | |
98 | ||
99 | struct uac_clock_multiplier_descriptor { | |
100 | __u8 bLength; | |
101 | __u8 bDescriptorType; | |
102 | __u8 bDescriptorSubtype; | |
103 | __u8 bClockID; | |
104 | __u8 bCSourceID; | |
105 | __u8 bmControls; | |
106 | __u8 iClockMultiplier; | |
7e847894 DM |
107 | } __attribute__((packed)); |
108 | ||
23caaf19 DM |
109 | /* 4.7.2.4 Input terminal descriptor */ |
110 | ||
111 | struct uac2_input_terminal_descriptor { | |
112 | __u8 bLength; | |
113 | __u8 bDescriptorType; | |
114 | __u8 bDescriptorSubtype; | |
115 | __u8 bTerminalID; | |
8bd226f9 | 116 | __le16 wTerminalType; |
23caaf19 DM |
117 | __u8 bAssocTerminal; |
118 | __u8 bCSourceID; | |
119 | __u8 bNrChannels; | |
8bd226f9 | 120 | __le32 bmChannelConfig; |
23caaf19 | 121 | __u8 iChannelNames; |
8bd226f9 | 122 | __le16 bmControls; |
23caaf19 DM |
123 | __u8 iTerminal; |
124 | } __attribute__((packed)); | |
125 | ||
126 | /* 4.7.2.5 Output terminal descriptor */ | |
127 | ||
128 | struct uac2_output_terminal_descriptor { | |
129 | __u8 bLength; | |
130 | __u8 bDescriptorType; | |
131 | __u8 bDescriptorSubtype; | |
132 | __u8 bTerminalID; | |
8bd226f9 | 133 | __le16 wTerminalType; |
23caaf19 DM |
134 | __u8 bAssocTerminal; |
135 | __u8 bSourceID; | |
136 | __u8 bCSourceID; | |
8bd226f9 | 137 | __le16 bmControls; |
23caaf19 DM |
138 | __u8 iTerminal; |
139 | } __attribute__((packed)); | |
140 | ||
141 | ||
142 | ||
143 | /* 4.7.2.8 Feature Unit Descriptor */ | |
144 | ||
145 | struct uac2_feature_unit_descriptor { | |
146 | __u8 bLength; | |
147 | __u8 bDescriptorType; | |
148 | __u8 bDescriptorSubtype; | |
149 | __u8 bUnitID; | |
150 | __u8 bSourceID; | |
151 | /* bmaControls is actually u32, | |
152 | * but u8 is needed for the hybrid parser */ | |
6bc3f397 | 153 | __u8 bmaControls[]; /* variable length */ |
23caaf19 DM |
154 | } __attribute__((packed)); |
155 | ||
b48f8939 RB |
156 | #define UAC2_DT_FEATURE_UNIT_SIZE(ch) (6 + ((ch) + 1) * 4) |
157 | ||
158 | /* As above, but more useful for defining your own descriptors: */ | |
159 | #define DECLARE_UAC2_FEATURE_UNIT_DESCRIPTOR(ch) \ | |
160 | struct uac2_feature_unit_descriptor_##ch { \ | |
161 | __u8 bLength; \ | |
162 | __u8 bDescriptorType; \ | |
163 | __u8 bDescriptorSubtype; \ | |
164 | __u8 bUnitID; \ | |
165 | __u8 bSourceID; \ | |
166 | __le32 bmaControls[ch + 1]; \ | |
167 | __u8 iFeature; \ | |
168 | } __packed | |
169 | ||
10fa9512 TI |
170 | /* 4.7.2.10 Effect Unit Descriptor */ |
171 | ||
172 | struct uac2_effect_unit_descriptor { | |
173 | __u8 bLength; | |
174 | __u8 bDescriptorType; | |
175 | __u8 bDescriptorSubtype; | |
176 | __u8 bUnitID; | |
177 | __le16 wEffectType; | |
178 | __u8 bSourceID; | |
179 | __u8 bmaControls[]; /* variable length */ | |
180 | } __attribute__((packed)); | |
181 | ||
7e847894 DM |
182 | /* 4.9.2 Class-Specific AS Interface Descriptor */ |
183 | ||
69da9bcb | 184 | struct uac2_as_header_descriptor { |
7e847894 DM |
185 | __u8 bLength; |
186 | __u8 bDescriptorType; | |
187 | __u8 bDescriptorSubtype; | |
188 | __u8 bTerminalLink; | |
189 | __u8 bmControls; | |
190 | __u8 bFormatType; | |
8bd226f9 | 191 | __le32 bmFormats; |
7e847894 | 192 | __u8 bNrChannels; |
8bd226f9 | 193 | __le32 bmChannelConfig; |
7e847894 DM |
194 | __u8 iChannelNames; |
195 | } __attribute__((packed)); | |
196 | ||
717bfb5f DM |
197 | #define UAC2_FORMAT_TYPE_I_RAW_DATA (1 << 31) |
198 | ||
43b8e3bc DM |
199 | /* 4.10.1.2 Class-Specific AS Isochronous Audio Data Endpoint Descriptor */ |
200 | ||
201 | struct uac2_iso_endpoint_descriptor { | |
202 | __u8 bLength; /* in bytes: 8 */ | |
203 | __u8 bDescriptorType; /* USB_DT_CS_ENDPOINT */ | |
204 | __u8 bDescriptorSubtype; /* EP_GENERAL */ | |
205 | __u8 bmAttributes; | |
206 | __u8 bmControls; | |
207 | __u8 bLockDelayUnits; | |
208 | __le16 wLockDelay; | |
209 | } __attribute__((packed)); | |
210 | ||
211 | #define UAC2_CONTROL_PITCH (3 << 0) | |
212 | #define UAC2_CONTROL_DATA_OVERRUN (3 << 2) | |
213 | #define UAC2_CONTROL_DATA_UNDERRUN (3 << 4) | |
214 | ||
1d38f5d8 JS |
215 | /* 5.2.5.4.2 Connector Control Parameter Block */ |
216 | struct uac2_connectors_ctl_blk { | |
217 | __u8 bNrChannels; | |
218 | __le32 bmChannelConfig; | |
219 | __u8 iChannelNames; | |
220 | } __attribute__((packed)); | |
221 | ||
e213e9cf DM |
222 | /* 6.1 Interrupt Data Message */ |
223 | ||
224 | #define UAC2_INTERRUPT_DATA_MSG_VENDOR (1 << 0) | |
225 | #define UAC2_INTERRUPT_DATA_MSG_EP (1 << 1) | |
226 | ||
227 | struct uac2_interrupt_data_msg { | |
228 | __u8 bInfo; | |
229 | __u8 bAttribute; | |
230 | __le16 wValue; | |
231 | __le16 wIndex; | |
232 | } __attribute__((packed)); | |
7e847894 DM |
233 | |
234 | /* A.7 Audio Function Category Codes */ | |
235 | #define UAC2_FUNCTION_SUBCLASS_UNDEFINED 0x00 | |
236 | #define UAC2_FUNCTION_DESKTOP_SPEAKER 0x01 | |
237 | #define UAC2_FUNCTION_HOME_THEATER 0x02 | |
238 | #define UAC2_FUNCTION_MICROPHONE 0x03 | |
239 | #define UAC2_FUNCTION_HEADSET 0x04 | |
240 | #define UAC2_FUNCTION_TELEPHONE 0x05 | |
241 | #define UAC2_FUNCTION_CONVERTER 0x06 | |
242 | #define UAC2_FUNCTION_SOUND_RECORDER 0x07 | |
243 | #define UAC2_FUNCTION_IO_BOX 0x08 | |
244 | #define UAC2_FUNCTION_MUSICAL_INSTRUMENT 0x09 | |
245 | #define UAC2_FUNCTION_PRO_AUDIO 0x0a | |
246 | #define UAC2_FUNCTION_AUDIO_VIDEO 0x0b | |
247 | #define UAC2_FUNCTION_CONTROL_PANEL 0x0c | |
248 | #define UAC2_FUNCTION_OTHER 0xff | |
249 | ||
250 | /* A.9 Audio Class-Specific AC Interface Descriptor Subtypes */ | |
251 | /* see audio.h for the rest, which is identical to v1 */ | |
252 | #define UAC2_EFFECT_UNIT 0x07 | |
253 | #define UAC2_PROCESSING_UNIT_V2 0x08 | |
254 | #define UAC2_EXTENSION_UNIT_V2 0x09 | |
255 | #define UAC2_CLOCK_SOURCE 0x0a | |
256 | #define UAC2_CLOCK_SELECTOR 0x0b | |
257 | #define UAC2_CLOCK_MULTIPLIER 0x0c | |
258 | #define UAC2_SAMPLE_RATE_CONVERTER 0x0d | |
259 | ||
260 | /* A.10 Audio Class-Specific AS Interface Descriptor Subtypes */ | |
261 | /* see audio.h for the rest, which is identical to v1 */ | |
262 | #define UAC2_ENCODER 0x03 | |
263 | #define UAC2_DECODER 0x04 | |
264 | ||
265 | /* A.11 Effect Unit Effect Types */ | |
266 | #define UAC2_EFFECT_UNDEFINED 0x00 | |
267 | #define UAC2_EFFECT_PARAM_EQ 0x01 | |
268 | #define UAC2_EFFECT_REVERB 0x02 | |
269 | #define UAC2_EFFECT_MOD_DELAY 0x03 | |
270 | #define UAC2_EFFECT_DYN_RANGE_COMP 0x04 | |
271 | ||
272 | /* A.12 Processing Unit Process Types */ | |
273 | #define UAC2_PROCESS_UNDEFINED 0x00 | |
274 | #define UAC2_PROCESS_UP_DOWNMIX 0x01 | |
275 | #define UAC2_PROCESS_DOLBY_PROLOCIC 0x02 | |
276 | #define UAC2_PROCESS_STEREO_EXTENDER 0x03 | |
277 | ||
278 | /* A.14 Audio Class-Specific Request Codes */ | |
279 | #define UAC2_CS_CUR 0x01 | |
280 | #define UAC2_CS_RANGE 0x02 | |
e213e9cf | 281 | #define UAC2_CS_MEM 0x03 |
7e847894 DM |
282 | |
283 | /* A.15 Encoder Type Codes */ | |
284 | #define UAC2_ENCODER_UNDEFINED 0x00 | |
285 | #define UAC2_ENCODER_OTHER 0x01 | |
286 | #define UAC2_ENCODER_MPEG 0x02 | |
287 | #define UAC2_ENCODER_AC3 0x03 | |
288 | #define UAC2_ENCODER_WMA 0x04 | |
289 | #define UAC2_ENCODER_DTS 0x05 | |
290 | ||
291 | /* A.16 Decoder Type Codes */ | |
292 | #define UAC2_DECODER_UNDEFINED 0x00 | |
293 | #define UAC2_DECODER_OTHER 0x01 | |
294 | #define UAC2_DECODER_MPEG 0x02 | |
295 | #define UAC2_DECODER_AC3 0x03 | |
296 | #define UAC2_DECODER_WMA 0x04 | |
297 | #define UAC2_DECODER_DTS 0x05 | |
298 | ||
299 | /* A.17.1 Clock Source Control Selectors */ | |
300 | #define UAC2_CS_UNDEFINED 0x00 | |
301 | #define UAC2_CS_CONTROL_SAM_FREQ 0x01 | |
302 | #define UAC2_CS_CONTROL_CLOCK_VALID 0x02 | |
303 | ||
304 | /* A.17.2 Clock Selector Control Selectors */ | |
305 | #define UAC2_CX_UNDEFINED 0x00 | |
306 | #define UAC2_CX_CLOCK_SELECTOR 0x01 | |
307 | ||
308 | /* A.17.3 Clock Multiplier Control Selectors */ | |
309 | #define UAC2_CM_UNDEFINED 0x00 | |
310 | #define UAC2_CM_NUMERATOR 0x01 | |
311 | #define UAC2_CM_DENOMINTATOR 0x02 | |
312 | ||
313 | /* A.17.4 Terminal Control Selectors */ | |
314 | #define UAC2_TE_UNDEFINED 0x00 | |
315 | #define UAC2_TE_COPY_PROTECT 0x01 | |
316 | #define UAC2_TE_CONNECTOR 0x02 | |
317 | #define UAC2_TE_OVERLOAD 0x03 | |
318 | #define UAC2_TE_CLUSTER 0x04 | |
319 | #define UAC2_TE_UNDERFLOW 0x05 | |
320 | #define UAC2_TE_OVERFLOW 0x06 | |
321 | #define UAC2_TE_LATENCY 0x07 | |
322 | ||
323 | /* A.17.5 Mixer Control Selectors */ | |
324 | #define UAC2_MU_UNDEFINED 0x00 | |
325 | #define UAC2_MU_MIXER 0x01 | |
326 | #define UAC2_MU_CLUSTER 0x02 | |
327 | #define UAC2_MU_UNDERFLOW 0x03 | |
328 | #define UAC2_MU_OVERFLOW 0x04 | |
329 | #define UAC2_MU_LATENCY 0x05 | |
330 | ||
331 | /* A.17.6 Selector Control Selectors */ | |
332 | #define UAC2_SU_UNDEFINED 0x00 | |
333 | #define UAC2_SU_SELECTOR 0x01 | |
334 | #define UAC2_SU_LATENCY 0x02 | |
335 | ||
336 | /* A.17.7 Feature Unit Control Selectors */ | |
337 | /* see audio.h for the rest, which is identical to v1 */ | |
338 | #define UAC2_FU_INPUT_GAIN 0x0b | |
339 | #define UAC2_FU_INPUT_GAIN_PAD 0x0c | |
340 | #define UAC2_FU_PHASE_INVERTER 0x0d | |
341 | #define UAC2_FU_UNDERFLOW 0x0e | |
342 | #define UAC2_FU_OVERFLOW 0x0f | |
343 | #define UAC2_FU_LATENCY 0x10 | |
344 | ||
345 | /* A.17.8.1 Parametric Equalizer Section Effect Unit Control Selectors */ | |
346 | #define UAC2_PE_UNDEFINED 0x00 | |
347 | #define UAC2_PE_ENABLE 0x01 | |
348 | #define UAC2_PE_CENTERFREQ 0x02 | |
349 | #define UAC2_PE_QFACTOR 0x03 | |
350 | #define UAC2_PE_GAIN 0x04 | |
351 | #define UAC2_PE_UNDERFLOW 0x05 | |
352 | #define UAC2_PE_OVERFLOW 0x06 | |
353 | #define UAC2_PE_LATENCY 0x07 | |
354 | ||
355 | /* A.17.8.2 Reverberation Effect Unit Control Selectors */ | |
356 | #define UAC2_RV_UNDEFINED 0x00 | |
357 | #define UAC2_RV_ENABLE 0x01 | |
358 | #define UAC2_RV_TYPE 0x02 | |
359 | #define UAC2_RV_LEVEL 0x03 | |
360 | #define UAC2_RV_TIME 0x04 | |
361 | #define UAC2_RV_FEEDBACK 0x05 | |
362 | #define UAC2_RV_PREDELAY 0x06 | |
363 | #define UAC2_RV_DENSITY 0x07 | |
364 | #define UAC2_RV_HIFREQ_ROLLOFF 0x08 | |
365 | #define UAC2_RV_UNDERFLOW 0x09 | |
366 | #define UAC2_RV_OVERFLOW 0x0a | |
367 | #define UAC2_RV_LATENCY 0x0b | |
368 | ||
369 | /* A.17.8.3 Modulation Delay Effect Control Selectors */ | |
370 | #define UAC2_MD_UNDEFINED 0x00 | |
371 | #define UAC2_MD_ENABLE 0x01 | |
372 | #define UAC2_MD_BALANCE 0x02 | |
373 | #define UAC2_MD_RATE 0x03 | |
374 | #define UAC2_MD_DEPTH 0x04 | |
375 | #define UAC2_MD_TIME 0x05 | |
376 | #define UAC2_MD_FEEDBACK 0x06 | |
377 | #define UAC2_MD_UNDERFLOW 0x07 | |
378 | #define UAC2_MD_OVERFLOW 0x08 | |
379 | #define UAC2_MD_LATENCY 0x09 | |
380 | ||
381 | /* A.17.8.4 Dynamic Range Compressor Effect Unit Control Selectors */ | |
382 | #define UAC2_DR_UNDEFINED 0x00 | |
383 | #define UAC2_DR_ENABLE 0x01 | |
384 | #define UAC2_DR_COMPRESSION_RATE 0x02 | |
385 | #define UAC2_DR_MAXAMPL 0x03 | |
386 | #define UAC2_DR_THRESHOLD 0x04 | |
387 | #define UAC2_DR_ATTACK_TIME 0x05 | |
388 | #define UAC2_DR_RELEASE_TIME 0x06 | |
389 | #define UAC2_DR_UNDEFLOW 0x07 | |
390 | #define UAC2_DR_OVERFLOW 0x08 | |
391 | #define UAC2_DR_LATENCY 0x09 | |
392 | ||
393 | /* A.17.9.1 Up/Down-mix Processing Unit Control Selectors */ | |
394 | #define UAC2_UD_UNDEFINED 0x00 | |
395 | #define UAC2_UD_ENABLE 0x01 | |
396 | #define UAC2_UD_MODE_SELECT 0x02 | |
397 | #define UAC2_UD_CLUSTER 0x03 | |
398 | #define UAC2_UD_UNDERFLOW 0x04 | |
399 | #define UAC2_UD_OVERFLOW 0x05 | |
400 | #define UAC2_UD_LATENCY 0x06 | |
401 | ||
402 | /* A.17.9.2 Dolby Prologic[tm] Processing Unit Control Selectors */ | |
403 | #define UAC2_DP_UNDEFINED 0x00 | |
404 | #define UAC2_DP_ENABLE 0x01 | |
405 | #define UAC2_DP_MODE_SELECT 0x02 | |
406 | #define UAC2_DP_CLUSTER 0x03 | |
407 | #define UAC2_DP_UNDERFFLOW 0x04 | |
408 | #define UAC2_DP_OVERFLOW 0x05 | |
409 | #define UAC2_DP_LATENCY 0x06 | |
410 | ||
411 | /* A.17.9.3 Stereo Expander Processing Unit Control Selectors */ | |
412 | #define UAC2_ST_EXT_UNDEFINED 0x00 | |
413 | #define UAC2_ST_EXT_ENABLE 0x01 | |
414 | #define UAC2_ST_EXT_WIDTH 0x02 | |
415 | #define UAC2_ST_EXT_UNDEFLOW 0x03 | |
416 | #define UAC2_ST_EXT_OVERFLOW 0x04 | |
417 | #define UAC2_ST_EXT_LATENCY 0x05 | |
418 | ||
419 | /* A.17.10 Extension Unit Control Selectors */ | |
420 | #define UAC2_XU_UNDEFINED 0x00 | |
421 | #define UAC2_XU_ENABLE 0x01 | |
422 | #define UAC2_XU_CLUSTER 0x02 | |
423 | #define UAC2_XU_UNDERFLOW 0x03 | |
424 | #define UAC2_XU_OVERFLOW 0x04 | |
425 | #define UAC2_XU_LATENCY 0x05 | |
426 | ||
427 | /* A.17.11 AudioStreaming Interface Control Selectors */ | |
428 | #define UAC2_AS_UNDEFINED 0x00 | |
429 | #define UAC2_AS_ACT_ALT_SETTING 0x01 | |
430 | #define UAC2_AS_VAL_ALT_SETTINGS 0x02 | |
431 | #define UAC2_AS_AUDIO_DATA_FORMAT 0x03 | |
432 | ||
433 | /* A.17.12 Encoder Control Selectors */ | |
434 | #define UAC2_EN_UNDEFINED 0x00 | |
435 | #define UAC2_EN_BIT_RATE 0x01 | |
436 | #define UAC2_EN_QUALITY 0x02 | |
437 | #define UAC2_EN_VBR 0x03 | |
438 | #define UAC2_EN_TYPE 0x04 | |
439 | #define UAC2_EN_UNDERFLOW 0x05 | |
440 | #define UAC2_EN_OVERFLOW 0x06 | |
441 | #define UAC2_EN_ENCODER_ERROR 0x07 | |
442 | #define UAC2_EN_PARAM1 0x08 | |
443 | #define UAC2_EN_PARAM2 0x09 | |
444 | #define UAC2_EN_PARAM3 0x0a | |
445 | #define UAC2_EN_PARAM4 0x0b | |
446 | #define UAC2_EN_PARAM5 0x0c | |
447 | #define UAC2_EN_PARAM6 0x0d | |
448 | #define UAC2_EN_PARAM7 0x0e | |
449 | #define UAC2_EN_PARAM8 0x0f | |
450 | ||
451 | /* A.17.13.1 MPEG Decoder Control Selectors */ | |
452 | #define UAC2_MPEG_UNDEFINED 0x00 | |
453 | #define UAC2_MPEG_DUAL_CHANNEL 0x01 | |
454 | #define UAC2_MPEG_SECOND_STEREO 0x02 | |
455 | #define UAC2_MPEG_MULTILINGUAL 0x03 | |
456 | #define UAC2_MPEG_DYN_RANGE 0x04 | |
457 | #define UAC2_MPEG_SCALING 0x05 | |
458 | #define UAC2_MPEG_HILO_SCALING 0x06 | |
459 | #define UAC2_MPEG_UNDERFLOW 0x07 | |
460 | #define UAC2_MPEG_OVERFLOW 0x08 | |
461 | #define UAC2_MPEG_DECODER_ERROR 0x09 | |
462 | ||
463 | /* A17.13.2 AC3 Decoder Control Selectors */ | |
464 | #define UAC2_AC3_UNDEFINED 0x00 | |
465 | #define UAC2_AC3_MODE 0x01 | |
466 | #define UAC2_AC3_DYN_RANGE 0x02 | |
467 | #define UAC2_AC3_SCALING 0x03 | |
468 | #define UAC2_AC3_HILO_SCALING 0x04 | |
469 | #define UAC2_AC3_UNDERFLOW 0x05 | |
470 | #define UAC2_AC3_OVERFLOW 0x06 | |
471 | #define UAC2_AC3_DECODER_ERROR 0x07 | |
472 | ||
473 | /* A17.13.3 WMA Decoder Control Selectors */ | |
474 | #define UAC2_WMA_UNDEFINED 0x00 | |
475 | #define UAC2_WMA_UNDERFLOW 0x01 | |
476 | #define UAC2_WMA_OVERFLOW 0x02 | |
477 | #define UAC2_WMA_DECODER_ERROR 0x03 | |
478 | ||
479 | /* A17.13.4 DTS Decoder Control Selectors */ | |
480 | #define UAC2_DTS_UNDEFINED 0x00 | |
481 | #define UAC2_DTS_UNDERFLOW 0x01 | |
482 | #define UAC2_DTS_OVERFLOW 0x02 | |
483 | #define UAC2_DTS_DECODER_ERROR 0x03 | |
484 | ||
485 | /* A17.14 Endpoint Control Selectors */ | |
486 | #define UAC2_EP_CS_UNDEFINED 0x00 | |
487 | #define UAC2_EP_CS_PITCH 0x01 | |
488 | #define UAC2_EP_CS_DATA_OVERRUN 0x02 | |
489 | #define UAC2_EP_CS_DATA_UNDERRUN 0x03 | |
490 | ||
491 | #endif /* __LINUX_USB_AUDIO_V2_H */ | |
492 |