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c147c0e1 LG |
1 | /* |
2 | * uapi/sound/asoc.h -- ALSA SoC Firmware Controls and DAPM | |
3 | * | |
4 | * Copyright (C) 2012 Texas Instruments Inc. | |
5 | * Copyright (C) 2015 Intel Corporation. | |
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 version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | * | |
11 | * Simple file API to load FW that includes mixers, coefficients, DAPM graphs, | |
12 | * algorithms, equalisers, DAIs, widgets etc. | |
13 | */ | |
14 | ||
15 | #ifndef __LINUX_UAPI_SND_ASOC_H | |
16 | #define __LINUX_UAPI_SND_ASOC_H | |
17 | ||
18 | #include <linux/types.h> | |
19 | #include <sound/asound.h> | |
20 | ||
21 | /* | |
22 | * Maximum number of channels topology kcontrol can represent. | |
23 | */ | |
24 | #define SND_SOC_TPLG_MAX_CHAN 8 | |
25 | ||
26 | /* | |
27 | * Maximum number of PCM formats capability | |
28 | */ | |
29 | #define SND_SOC_TPLG_MAX_FORMATS 16 | |
30 | ||
31 | /* | |
32 | * Maximum number of PCM stream configs | |
33 | */ | |
34 | #define SND_SOC_TPLG_STREAM_CONFIG_MAX 8 | |
35 | ||
676c6b52 ML |
36 | /* |
37 | * Maximum number of physical link's hardware configs | |
38 | */ | |
39 | #define SND_SOC_TPLG_HW_CONFIG_MAX 8 | |
40 | ||
c147c0e1 LG |
41 | /* individual kcontrol info types - can be mixed with other types */ |
42 | #define SND_SOC_TPLG_CTL_VOLSW 1 | |
43 | #define SND_SOC_TPLG_CTL_VOLSW_SX 2 | |
44 | #define SND_SOC_TPLG_CTL_VOLSW_XR_SX 3 | |
45 | #define SND_SOC_TPLG_CTL_ENUM 4 | |
46 | #define SND_SOC_TPLG_CTL_BYTES 5 | |
47 | #define SND_SOC_TPLG_CTL_ENUM_VALUE 6 | |
48 | #define SND_SOC_TPLG_CTL_RANGE 7 | |
49 | #define SND_SOC_TPLG_CTL_STROBE 8 | |
50 | ||
51 | ||
52 | /* individual widget kcontrol info types - can be mixed with other types */ | |
53 | #define SND_SOC_TPLG_DAPM_CTL_VOLSW 64 | |
54 | #define SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE 65 | |
55 | #define SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT 66 | |
56 | #define SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE 67 | |
57 | #define SND_SOC_TPLG_DAPM_CTL_PIN 68 | |
58 | ||
59 | /* DAPM widget types - add new items to the end */ | |
60 | #define SND_SOC_TPLG_DAPM_INPUT 0 | |
61 | #define SND_SOC_TPLG_DAPM_OUTPUT 1 | |
62 | #define SND_SOC_TPLG_DAPM_MUX 2 | |
63 | #define SND_SOC_TPLG_DAPM_MIXER 3 | |
64 | #define SND_SOC_TPLG_DAPM_PGA 4 | |
65 | #define SND_SOC_TPLG_DAPM_OUT_DRV 5 | |
66 | #define SND_SOC_TPLG_DAPM_ADC 6 | |
67 | #define SND_SOC_TPLG_DAPM_DAC 7 | |
68 | #define SND_SOC_TPLG_DAPM_SWITCH 8 | |
69 | #define SND_SOC_TPLG_DAPM_PRE 9 | |
70 | #define SND_SOC_TPLG_DAPM_POST 10 | |
71 | #define SND_SOC_TPLG_DAPM_AIF_IN 11 | |
72 | #define SND_SOC_TPLG_DAPM_AIF_OUT 12 | |
73 | #define SND_SOC_TPLG_DAPM_DAI_IN 13 | |
74 | #define SND_SOC_TPLG_DAPM_DAI_OUT 14 | |
75 | #define SND_SOC_TPLG_DAPM_DAI_LINK 15 | |
8a70b454 LG |
76 | #define SND_SOC_TPLG_DAPM_BUFFER 16 |
77 | #define SND_SOC_TPLG_DAPM_SCHEDULER 17 | |
78 | #define SND_SOC_TPLG_DAPM_EFFECT 18 | |
79 | #define SND_SOC_TPLG_DAPM_SIGGEN 19 | |
80 | #define SND_SOC_TPLG_DAPM_SRC 20 | |
81 | #define SND_SOC_TPLG_DAPM_ASRC 21 | |
82 | #define SND_SOC_TPLG_DAPM_ENCODER 22 | |
83 | #define SND_SOC_TPLG_DAPM_DECODER 23 | |
84 | #define SND_SOC_TPLG_DAPM_LAST SND_SOC_TPLG_DAPM_DECODER | |
c147c0e1 LG |
85 | |
86 | /* Header magic number and string sizes */ | |
87 | #define SND_SOC_TPLG_MAGIC 0x41536F43 /* ASoC */ | |
88 | ||
89 | /* string sizes */ | |
90 | #define SND_SOC_TPLG_NUM_TEXTS 16 | |
91 | ||
92 | /* ABI version */ | |
288b8da7 ML |
93 | #define SND_SOC_TPLG_ABI_VERSION 0x5 /* current version */ |
94 | #define SND_SOC_TPLG_ABI_VERSION_MIN 0x4 /* oldest version supported */ | |
c147c0e1 LG |
95 | |
96 | /* Max size of TLV data */ | |
97 | #define SND_SOC_TPLG_TLV_SIZE 32 | |
98 | ||
99 | /* | |
100 | * File and Block header data types. | |
101 | * Add new generic and vendor types to end of list. | |
102 | * Generic types are handled by the core whilst vendors types are passed | |
103 | * to the component drivers for handling. | |
104 | */ | |
105 | #define SND_SOC_TPLG_TYPE_MIXER 1 | |
106 | #define SND_SOC_TPLG_TYPE_BYTES 2 | |
107 | #define SND_SOC_TPLG_TYPE_ENUM 3 | |
108 | #define SND_SOC_TPLG_TYPE_DAPM_GRAPH 4 | |
109 | #define SND_SOC_TPLG_TYPE_DAPM_WIDGET 5 | |
110 | #define SND_SOC_TPLG_TYPE_DAI_LINK 6 | |
111 | #define SND_SOC_TPLG_TYPE_PCM 7 | |
112 | #define SND_SOC_TPLG_TYPE_MANIFEST 8 | |
113 | #define SND_SOC_TPLG_TYPE_CODEC_LINK 9 | |
7c545b32 VP |
114 | #define SND_SOC_TPLG_TYPE_BACKEND_LINK 10 |
115 | #define SND_SOC_TPLG_TYPE_PDATA 11 | |
3fbf7935 ML |
116 | #define SND_SOC_TPLG_TYPE_DAI 12 |
117 | #define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_DAI | |
c147c0e1 LG |
118 | |
119 | /* vendor block IDs - please add new vendor types to end */ | |
120 | #define SND_SOC_TPLG_TYPE_VENDOR_FW 1000 | |
121 | #define SND_SOC_TPLG_TYPE_VENDOR_CONFIG 1001 | |
122 | #define SND_SOC_TPLG_TYPE_VENDOR_COEFF 1002 | |
123 | #define SND_SOC_TPLG_TYPEVENDOR_CODEC 1003 | |
124 | ||
125 | #define SND_SOC_TPLG_STREAM_PLAYBACK 0 | |
126 | #define SND_SOC_TPLG_STREAM_CAPTURE 1 | |
127 | ||
e42839b0 ML |
128 | /* vendor tuple types */ |
129 | #define SND_SOC_TPLG_TUPLE_TYPE_UUID 0 | |
130 | #define SND_SOC_TPLG_TUPLE_TYPE_STRING 1 | |
131 | #define SND_SOC_TPLG_TUPLE_TYPE_BOOL 2 | |
132 | #define SND_SOC_TPLG_TUPLE_TYPE_BYTE 3 | |
133 | #define SND_SOC_TPLG_TUPLE_TYPE_WORD 4 | |
134 | #define SND_SOC_TPLG_TUPLE_TYPE_SHORT 5 | |
135 | ||
3fbf7935 | 136 | /* DAI flags */ |
dc31e741 ML |
137 | #define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES (1 << 0) |
138 | #define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS (1 << 1) | |
139 | #define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2) | |
140 | ||
d2e3cb85 ML |
141 | /* DAI physical PCM data formats. |
142 | * Add new formats to the end of the list. | |
143 | */ | |
144 | #define SND_SOC_DAI_FORMAT_I2S 1 /* I2S mode */ | |
145 | #define SND_SOC_DAI_FORMAT_RIGHT_J 2 /* Right Justified mode */ | |
146 | #define SND_SOC_DAI_FORMAT_LEFT_J 3 /* Left Justified mode */ | |
147 | #define SND_SOC_DAI_FORMAT_DSP_A 4 /* L data MSB after FRM LRC */ | |
148 | #define SND_SOC_DAI_FORMAT_DSP_B 5 /* L data MSB during FRM LRC */ | |
149 | #define SND_SOC_DAI_FORMAT_AC97 6 /* AC97 */ | |
150 | #define SND_SOC_DAI_FORMAT_PDM 7 /* Pulse density modulation */ | |
151 | ||
152 | /* left and right justified also known as MSB and LSB respectively */ | |
153 | #define SND_SOC_DAI_FORMAT_MSB SND_SOC_DAI_FORMAT_LEFT_J | |
154 | #define SND_SOC_DAI_FORMAT_LSB SND_SOC_DAI_FORMAT_RIGHT_J | |
155 | ||
717a8e72 ML |
156 | /* DAI link flags */ |
157 | #define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES (1 << 0) | |
158 | #define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS (1 << 1) | |
159 | #define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2) | |
6ff67cca | 160 | #define SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP (1 << 3) |
717a8e72 | 161 | |
c147c0e1 LG |
162 | /* |
163 | * Block Header. | |
9c3a4732 | 164 | * This header precedes all object and object arrays below. |
c147c0e1 LG |
165 | */ |
166 | struct snd_soc_tplg_hdr { | |
167 | __le32 magic; /* magic number */ | |
168 | __le32 abi; /* ABI version */ | |
169 | __le32 version; /* optional vendor specific version details */ | |
170 | __le32 type; /* SND_SOC_TPLG_TYPE_ */ | |
171 | __le32 size; /* size of this structure */ | |
172 | __le32 vendor_type; /* optional vendor specific type info */ | |
173 | __le32 payload_size; /* data bytes, excluding this header */ | |
174 | __le32 index; /* identifier for block */ | |
175 | __le32 count; /* number of elements in block */ | |
176 | } __attribute__((packed)); | |
177 | ||
e42839b0 ML |
178 | /* vendor tuple for uuid */ |
179 | struct snd_soc_tplg_vendor_uuid_elem { | |
180 | __le32 token; | |
181 | char uuid[16]; | |
182 | } __attribute__((packed)); | |
183 | ||
184 | /* vendor tuple for a bool/byte/short/word value */ | |
185 | struct snd_soc_tplg_vendor_value_elem { | |
186 | __le32 token; | |
187 | __le32 value; | |
188 | } __attribute__((packed)); | |
189 | ||
190 | /* vendor tuple for string */ | |
191 | struct snd_soc_tplg_vendor_string_elem { | |
192 | __le32 token; | |
193 | char string[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
194 | } __attribute__((packed)); | |
195 | ||
196 | struct snd_soc_tplg_vendor_array { | |
197 | __le32 size; /* size in bytes of the array, including all elements */ | |
198 | __le32 type; /* SND_SOC_TPLG_TUPLE_TYPE_ */ | |
199 | __le32 num_elems; /* number of elements in array */ | |
200 | union { | |
201 | struct snd_soc_tplg_vendor_uuid_elem uuid[0]; | |
202 | struct snd_soc_tplg_vendor_value_elem value[0]; | |
203 | struct snd_soc_tplg_vendor_string_elem string[0]; | |
204 | }; | |
205 | } __attribute__((packed)); | |
206 | ||
c147c0e1 LG |
207 | /* |
208 | * Private data. | |
209 | * All topology objects may have private data that can be used by the driver or | |
210 | * firmware. Core will ignore this data. | |
211 | */ | |
212 | struct snd_soc_tplg_private { | |
213 | __le32 size; /* in bytes of private data */ | |
e42839b0 ML |
214 | union { |
215 | char data[0]; | |
216 | struct snd_soc_tplg_vendor_array array[0]; | |
217 | }; | |
c147c0e1 LG |
218 | } __attribute__((packed)); |
219 | ||
220 | /* | |
221 | * Kcontrol TLV data. | |
222 | */ | |
28a87eeb ML |
223 | struct snd_soc_tplg_tlv_dbscale { |
224 | __le32 min; | |
225 | __le32 step; | |
226 | __le32 mute; | |
227 | } __attribute__((packed)); | |
228 | ||
c147c0e1 | 229 | struct snd_soc_tplg_ctl_tlv { |
28a87eeb ML |
230 | __le32 size; /* in bytes of this structure */ |
231 | __le32 type; /* SNDRV_CTL_TLVT_*, type of TLV */ | |
232 | union { | |
233 | __le32 data[SND_SOC_TPLG_TLV_SIZE]; | |
234 | struct snd_soc_tplg_tlv_dbscale scale; | |
235 | }; | |
c147c0e1 LG |
236 | } __attribute__((packed)); |
237 | ||
238 | /* | |
239 | * Kcontrol channel data | |
240 | */ | |
241 | struct snd_soc_tplg_channel { | |
242 | __le32 size; /* in bytes of this structure */ | |
243 | __le32 reg; | |
244 | __le32 shift; | |
245 | __le32 id; /* ID maps to Left, Right, LFE etc */ | |
246 | } __attribute__((packed)); | |
247 | ||
248 | /* | |
cb88498b ML |
249 | * Genericl Operations IDs, for binding Kcontrol or Bytes ext ops |
250 | * Kcontrol ops need get/put/info. | |
251 | * Bytes ext ops need get/put. | |
c147c0e1 | 252 | */ |
cb88498b | 253 | struct snd_soc_tplg_io_ops { |
c147c0e1 LG |
254 | __le32 get; |
255 | __le32 put; | |
256 | __le32 info; | |
257 | } __attribute__((packed)); | |
258 | ||
259 | /* | |
260 | * kcontrol header | |
261 | */ | |
262 | struct snd_soc_tplg_ctl_hdr { | |
263 | __le32 size; /* in bytes of this structure */ | |
264 | __le32 type; | |
265 | char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
266 | __le32 access; | |
cb88498b | 267 | struct snd_soc_tplg_io_ops ops; |
28a87eeb | 268 | struct snd_soc_tplg_ctl_tlv tlv; |
c147c0e1 LG |
269 | } __attribute__((packed)); |
270 | ||
271 | /* | |
272 | * Stream Capabilities | |
273 | */ | |
274 | struct snd_soc_tplg_stream_caps { | |
275 | __le32 size; /* in bytes of this structure */ | |
276 | char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
478d0d39 | 277 | __le64 formats; /* supported formats SNDRV_PCM_FMTBIT_* */ |
c147c0e1 LG |
278 | __le32 rates; /* supported rates SNDRV_PCM_RATE_* */ |
279 | __le32 rate_min; /* min rate */ | |
280 | __le32 rate_max; /* max rate */ | |
281 | __le32 channels_min; /* min channels */ | |
282 | __le32 channels_max; /* max channels */ | |
283 | __le32 periods_min; /* min number of periods */ | |
284 | __le32 periods_max; /* max number of periods */ | |
285 | __le32 period_size_min; /* min period size bytes */ | |
286 | __le32 period_size_max; /* max period size bytes */ | |
287 | __le32 buffer_size_min; /* min buffer size bytes */ | |
288 | __le32 buffer_size_max; /* max buffer size bytes */ | |
f918e169 | 289 | __le32 sig_bits; /* number of bits of content */ |
c147c0e1 LG |
290 | } __attribute__((packed)); |
291 | ||
292 | /* | |
293 | * FE or BE Stream configuration supported by SW/FW | |
294 | */ | |
295 | struct snd_soc_tplg_stream { | |
296 | __le32 size; /* in bytes of this structure */ | |
731324f5 | 297 | char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* Name of the stream */ |
c147c0e1 LG |
298 | __le64 format; /* SNDRV_PCM_FMTBIT_* */ |
299 | __le32 rate; /* SNDRV_PCM_RATE_* */ | |
300 | __le32 period_bytes; /* size of period in bytes */ | |
301 | __le32 buffer_bytes; /* size of buffer in bytes */ | |
302 | __le32 channels; /* channels */ | |
c147c0e1 LG |
303 | } __attribute__((packed)); |
304 | ||
676c6b52 ML |
305 | |
306 | /* | |
307 | * Describes a physical link's runtime supported hardware config, | |
308 | * i.e. hardware audio formats. | |
309 | */ | |
310 | struct snd_soc_tplg_hw_config { | |
311 | __le32 size; /* in bytes of this structure */ | |
312 | __le32 id; /* unique ID - - used to match */ | |
313 | __le32 fmt; /* SND_SOC_DAI_FORMAT_ format value */ | |
314 | __u8 clock_gated; /* 1 if clock can be gated to save power */ | |
315 | __u8 invert_bclk; /* 1 for inverted BCLK, 0 for normal */ | |
316 | __u8 invert_fsync; /* 1 for inverted frame clock, 0 for normal */ | |
317 | __u8 bclk_master; /* 1 for master of BCLK, 0 for slave */ | |
318 | __u8 fsync_master; /* 1 for master of FSYNC, 0 for slave */ | |
319 | __u8 mclk_direction; /* 0 for input, 1 for output */ | |
320 | __le16 reserved; /* for 32bit alignment */ | |
321 | __le32 mclk_rate; /* MCLK or SYSCLK freqency in Hz */ | |
322 | __le32 bclk_rate; /* BCLK freqency in Hz */ | |
323 | __le32 fsync_rate; /* frame clock in Hz */ | |
324 | __le32 tdm_slots; /* number of TDM slots in use */ | |
325 | __le32 tdm_slot_width; /* width in bits for each slot */ | |
326 | __le32 tx_slots; /* bit mask for active Tx slots */ | |
327 | __le32 rx_slots; /* bit mask for active Rx slots */ | |
328 | __le32 tx_channels; /* number of Tx channels */ | |
329 | __le32 tx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */ | |
330 | __le32 rx_channels; /* number of Rx channels */ | |
331 | __le32 rx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */ | |
332 | } __attribute__((packed)); | |
333 | ||
c147c0e1 LG |
334 | /* |
335 | * Manifest. List totals for each payload type. Not used in parsing, but will | |
336 | * be passed to the component driver before any other objects in order for any | |
9c3a4732 | 337 | * global component resource allocations. |
c147c0e1 LG |
338 | * |
339 | * File block representation for manifest :- | |
340 | * +-----------------------------------+----+ | |
341 | * | struct snd_soc_tplg_hdr | 1 | | |
342 | * +-----------------------------------+----+ | |
343 | * | struct snd_soc_tplg_manifest | 1 | | |
344 | * +-----------------------------------+----+ | |
345 | */ | |
346 | struct snd_soc_tplg_manifest { | |
347 | __le32 size; /* in bytes of this structure */ | |
348 | __le32 control_elems; /* number of control elements */ | |
349 | __le32 widget_elems; /* number of widget elements */ | |
350 | __le32 graph_elems; /* number of graph elements */ | |
4b6c56c2 | 351 | __le32 pcm_elems; /* number of PCM elements */ |
c147c0e1 | 352 | __le32 dai_link_elems; /* number of DAI link elements */ |
17e593e3 | 353 | __le32 dai_elems; /* number of physical DAI elements */ |
dc31e741 | 354 | __le32 reserved[20]; /* reserved for new ABI element types */ |
c3879956 | 355 | struct snd_soc_tplg_private priv; |
c147c0e1 LG |
356 | } __attribute__((packed)); |
357 | ||
358 | /* | |
359 | * Mixer kcontrol. | |
360 | * | |
361 | * File block representation for mixer kcontrol :- | |
362 | * +-----------------------------------+----+ | |
363 | * | struct snd_soc_tplg_hdr | 1 | | |
364 | * +-----------------------------------+----+ | |
365 | * | struct snd_soc_tplg_mixer_control | N | | |
366 | * +-----------------------------------+----+ | |
367 | */ | |
368 | struct snd_soc_tplg_mixer_control { | |
369 | struct snd_soc_tplg_ctl_hdr hdr; | |
370 | __le32 size; /* in bytes of this structure */ | |
371 | __le32 min; | |
372 | __le32 max; | |
373 | __le32 platform_max; | |
374 | __le32 invert; | |
375 | __le32 num_channels; | |
376 | struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN]; | |
c147c0e1 LG |
377 | struct snd_soc_tplg_private priv; |
378 | } __attribute__((packed)); | |
379 | ||
380 | /* | |
381 | * Enumerated kcontrol | |
382 | * | |
383 | * File block representation for enum kcontrol :- | |
384 | * +-----------------------------------+----+ | |
385 | * | struct snd_soc_tplg_hdr | 1 | | |
386 | * +-----------------------------------+----+ | |
387 | * | struct snd_soc_tplg_enum_control | N | | |
388 | * +-----------------------------------+----+ | |
389 | */ | |
390 | struct snd_soc_tplg_enum_control { | |
391 | struct snd_soc_tplg_ctl_hdr hdr; | |
392 | __le32 size; /* in bytes of this structure */ | |
393 | __le32 num_channels; | |
394 | struct snd_soc_tplg_channel channel[SND_SOC_TPLG_MAX_CHAN]; | |
395 | __le32 items; | |
396 | __le32 mask; | |
397 | __le32 count; | |
398 | char texts[SND_SOC_TPLG_NUM_TEXTS][SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
399 | __le32 values[SND_SOC_TPLG_NUM_TEXTS * SNDRV_CTL_ELEM_ID_NAME_MAXLEN / 4]; | |
400 | struct snd_soc_tplg_private priv; | |
401 | } __attribute__((packed)); | |
402 | ||
403 | /* | |
404 | * Bytes kcontrol | |
405 | * | |
406 | * File block representation for bytes kcontrol :- | |
407 | * +-----------------------------------+----+ | |
408 | * | struct snd_soc_tplg_hdr | 1 | | |
409 | * +-----------------------------------+----+ | |
410 | * | struct snd_soc_tplg_bytes_control | N | | |
411 | * +-----------------------------------+----+ | |
412 | */ | |
413 | struct snd_soc_tplg_bytes_control { | |
414 | struct snd_soc_tplg_ctl_hdr hdr; | |
415 | __le32 size; /* in bytes of this structure */ | |
416 | __le32 max; | |
417 | __le32 mask; | |
418 | __le32 base; | |
419 | __le32 num_regs; | |
cb88498b | 420 | struct snd_soc_tplg_io_ops ext_ops; |
c147c0e1 LG |
421 | struct snd_soc_tplg_private priv; |
422 | } __attribute__((packed)); | |
423 | ||
424 | /* | |
425 | * DAPM Graph Element | |
426 | * | |
427 | * File block representation for DAPM graph elements :- | |
428 | * +-------------------------------------+----+ | |
429 | * | struct snd_soc_tplg_hdr | 1 | | |
430 | * +-------------------------------------+----+ | |
431 | * | struct snd_soc_tplg_dapm_graph_elem | N | | |
432 | * +-------------------------------------+----+ | |
433 | */ | |
434 | struct snd_soc_tplg_dapm_graph_elem { | |
435 | char sink[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
436 | char control[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
437 | char source[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
438 | } __attribute__((packed)); | |
439 | ||
440 | /* | |
441 | * DAPM Widget. | |
442 | * | |
443 | * File block representation for DAPM widget :- | |
444 | * +-------------------------------------+-----+ | |
445 | * | struct snd_soc_tplg_hdr | 1 | | |
446 | * +-------------------------------------+-----+ | |
447 | * | struct snd_soc_tplg_dapm_widget | N | | |
448 | * +-------------------------------------+-----+ | |
449 | * | struct snd_soc_tplg_enum_control | 0|1 | | |
450 | * | struct snd_soc_tplg_mixer_control | 0|N | | |
451 | * +-------------------------------------+-----+ | |
452 | * | |
453 | * Optional enum or mixer control can be appended to the end of each widget | |
454 | * in the block. | |
455 | */ | |
456 | struct snd_soc_tplg_dapm_widget { | |
457 | __le32 size; /* in bytes of this structure */ | |
458 | __le32 id; /* SND_SOC_DAPM_CTL */ | |
459 | char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
460 | char sname[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
461 | ||
462 | __le32 reg; /* negative reg = no direct dapm */ | |
463 | __le32 shift; /* bits to shift */ | |
464 | __le32 mask; /* non-shifted mask */ | |
6dc6db79 | 465 | __le32 subseq; /* sort within widget type */ |
e8b3fe8f VP |
466 | __le32 invert; /* invert the power bit */ |
467 | __le32 ignore_suspend; /* kept enabled over suspend */ | |
468 | __le16 event_flags; | |
469 | __le16 event_type; | |
470 | __le32 num_kcontrols; | |
c147c0e1 LG |
471 | struct snd_soc_tplg_private priv; |
472 | /* | |
473 | * kcontrols that relate to this widget | |
474 | * follow here after widget private data | |
475 | */ | |
476 | } __attribute__((packed)); | |
477 | ||
c147c0e1 LG |
478 | |
479 | /* | |
5b2688a5 | 480 | * Describes SW/FW specific features of PCM (FE DAI & DAI link). |
c147c0e1 | 481 | * |
5b2688a5 | 482 | * File block representation for PCM :- |
c147c0e1 LG |
483 | * +-----------------------------------+-----+ |
484 | * | struct snd_soc_tplg_hdr | 1 | | |
485 | * +-----------------------------------+-----+ | |
5b2688a5 | 486 | * | struct snd_soc_tplg_pcm | N | |
c147c0e1 LG |
487 | * +-----------------------------------+-----+ |
488 | */ | |
5b2688a5 | 489 | struct snd_soc_tplg_pcm { |
c147c0e1 | 490 | __le32 size; /* in bytes of this structure */ |
5b2688a5 VP |
491 | char pcm_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; |
492 | char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; | |
b84fff5a | 493 | __le32 pcm_id; /* unique ID - used to match with DAI link */ |
5b2688a5 VP |
494 | __le32 dai_id; /* unique ID - used to match */ |
495 | __le32 playback; /* supports playback mode */ | |
496 | __le32 capture; /* supports capture mode */ | |
497 | __le32 compress; /* 1 = compressed; 0 = PCM */ | |
498 | struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */ | |
499 | __le32 num_streams; /* number of streams */ | |
500 | struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */ | |
717a8e72 ML |
501 | __le32 flag_mask; /* bitmask of flags to configure */ |
502 | __le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */ | |
503 | struct snd_soc_tplg_private priv; | |
c147c0e1 LG |
504 | } __attribute__((packed)); |
505 | ||
e2a9df65 VP |
506 | |
507 | /* | |
676c6b52 | 508 | * Describes the physical link runtime supported configs or params |
e2a9df65 | 509 | * |
676c6b52 | 510 | * File block representation for physical link config :- |
e2a9df65 VP |
511 | * +-----------------------------------+-----+ |
512 | * | struct snd_soc_tplg_hdr | 1 | | |
513 | * +-----------------------------------+-----+ | |
514 | * | struct snd_soc_tplg_link_config | N | | |
515 | * +-----------------------------------+-----+ | |
516 | */ | |
517 | struct snd_soc_tplg_link_config { | |
518 | __le32 size; /* in bytes of this structure */ | |
519 | __le32 id; /* unique ID - used to match */ | |
676c6b52 ML |
520 | char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */ |
521 | char stream_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* stream name - used to match */ | |
e2a9df65 VP |
522 | struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */ |
523 | __le32 num_streams; /* number of streams */ | |
676c6b52 ML |
524 | struct snd_soc_tplg_hw_config hw_config[SND_SOC_TPLG_HW_CONFIG_MAX]; /* hw configs */ |
525 | __le32 num_hw_configs; /* number of hw configs */ | |
526 | __le32 default_hw_config_id; /* default hw config ID for init */ | |
527 | __le32 flag_mask; /* bitmask of flags to configure */ | |
528 | __le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */ | |
529 | struct snd_soc_tplg_private priv; | |
e2a9df65 | 530 | } __attribute__((packed)); |
dc31e741 ML |
531 | |
532 | /* | |
3fbf7935 ML |
533 | * Describes SW/FW specific features of physical DAI. |
534 | * It can be used to configure backend DAIs for DPCM. | |
dc31e741 | 535 | * |
3fbf7935 | 536 | * File block representation for physical DAI :- |
dc31e741 ML |
537 | * +-----------------------------------+-----+ |
538 | * | struct snd_soc_tplg_hdr | 1 | | |
539 | * +-----------------------------------+-----+ | |
3fbf7935 | 540 | * | struct snd_soc_tplg_dai | N | |
dc31e741 ML |
541 | * +-----------------------------------+-----+ |
542 | */ | |
3fbf7935 | 543 | struct snd_soc_tplg_dai { |
dc31e741 ML |
544 | __le32 size; /* in bytes of this structure */ |
545 | char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */ | |
546 | __le32 dai_id; /* unique ID - used to match */ | |
547 | __le32 playback; /* supports playback mode */ | |
548 | __le32 capture; /* supports capture mode */ | |
549 | struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */ | |
550 | __le32 flag_mask; /* bitmask of flags to configure */ | |
551 | __le32 flags; /* SND_SOC_TPLG_DAI_FLGBIT_* */ | |
552 | struct snd_soc_tplg_private priv; | |
553 | } __attribute__((packed)); | |
c147c0e1 | 554 | #endif |