Commit | Line | Data |
---|---|---|
808db4a4 RP |
1 | /* |
2 | * linux/sound/soc.h -- ALSA SoC Layer | |
3 | * | |
4 | * Author: Liam Girdwood | |
5 | * Created: Aug 11th 2005 | |
6 | * Copyright: Wolfson Microelectronics. PLC. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | */ | |
12 | ||
13 | #ifndef __LINUX_SND_SOC_H | |
14 | #define __LINUX_SND_SOC_H | |
15 | ||
16 | #include <linux/platform_device.h> | |
17 | #include <linux/types.h> | |
18 | #include <sound/driver.h> | |
19 | #include <sound/core.h> | |
20 | #include <sound/pcm.h> | |
21 | #include <sound/control.h> | |
22 | #include <sound/ac97_codec.h> | |
23 | ||
a71a468a | 24 | #define SND_SOC_VERSION "0.12" |
808db4a4 RP |
25 | |
26 | /* | |
27 | * Convenience kcontrol builders | |
28 | */ | |
29 | #define SOC_SINGLE_VALUE(reg,shift,mask,invert) ((reg) | ((shift) << 8) |\ | |
30 | ((shift) << 12) | ((mask) << 16) | ((invert) << 24)) | |
31 | #define SOC_SINGLE_VALUE_EXT(reg,mask,invert) ((reg) | ((mask) << 16) |\ | |
32 | ((invert) << 31)) | |
33 | #define SOC_SINGLE(xname, reg, shift, mask, invert) \ | |
34 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
35 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
36 | .put = snd_soc_put_volsw, \ | |
37 | .private_value = SOC_SINGLE_VALUE(reg, shift, mask, invert) } | |
38 | #define SOC_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \ | |
39 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
40 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
41 | .put = snd_soc_put_volsw, \ | |
42 | .private_value = (reg) | ((shift_left) << 8) | \ | |
43 | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) } | |
44 | #define SOC_DOUBLE_R(xname, reg_left, reg_right, shift, mask, invert) \ | |
45 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
46 | .info = snd_soc_info_volsw_2r, \ | |
47 | .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \ | |
48 | .private_value = (reg_left) | ((shift) << 8) | \ | |
49 | ((mask) << 12) | ((invert) << 20) | ((reg_right) << 24) } | |
50 | #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xtexts) \ | |
51 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ | |
52 | .mask = xmask, .texts = xtexts } | |
53 | #define SOC_ENUM_SINGLE(xreg, xshift, xmask, xtexts) \ | |
54 | SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xtexts) | |
55 | #define SOC_ENUM_SINGLE_EXT(xmask, xtexts) \ | |
56 | { .mask = xmask, .texts = xtexts } | |
57 | #define SOC_ENUM(xname, xenum) \ | |
58 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
59 | .info = snd_soc_info_enum_double, \ | |
60 | .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ | |
61 | .private_value = (unsigned long)&xenum } | |
62 | #define SOC_SINGLE_EXT(xname, xreg, xmask, xinvert,\ | |
63 | xhandler_get, xhandler_put) \ | |
64 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
65 | .info = snd_soc_info_volsw_ext, \ | |
66 | .get = xhandler_get, .put = xhandler_put, \ | |
67 | .private_value = SOC_SINGLE_VALUE_EXT(xreg, xmask, xinvert) } | |
68 | #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ | |
69 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
70 | .info = snd_soc_info_bool_ext, \ | |
71 | .get = xhandler_get, .put = xhandler_put, \ | |
72 | .private_value = xdata } | |
73 | #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ | |
74 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
75 | .info = snd_soc_info_enum_ext, \ | |
76 | .get = xhandler_get, .put = xhandler_put, \ | |
77 | .private_value = (unsigned long)&xenum } | |
78 | ||
79 | /* | |
80 | * Digital Audio Interface (DAI) types | |
81 | */ | |
82 | #define SND_SOC_DAI_AC97 0x1 | |
83 | #define SND_SOC_DAI_I2S 0x2 | |
84 | #define SND_SOC_DAI_PCM 0x4 | |
85 | ||
86 | /* | |
87 | * DAI hardware audio formats | |
88 | */ | |
89 | #define SND_SOC_DAIFMT_I2S (1 << 0) /* I2S mode */ | |
90 | #define SND_SOC_DAIFMT_RIGHT_J (1 << 1) /* Right justified mode */ | |
91 | #define SND_SOC_DAIFMT_LEFT_J (1 << 2) /* Left Justified mode */ | |
92 | #define SND_SOC_DAIFMT_DSP_A (1 << 3) /* L data msb after FRM or LRC */ | |
93 | #define SND_SOC_DAIFMT_DSP_B (1 << 4) /* L data msb during FRM or LRC */ | |
94 | #define SND_SOC_DAIFMT_AC97 (1 << 5) /* AC97 */ | |
95 | ||
96 | /* | |
97 | * DAI hardware signal inversions | |
98 | */ | |
99 | #define SND_SOC_DAIFMT_NB_NF (1 << 8) /* normal bit clock + frame */ | |
100 | #define SND_SOC_DAIFMT_NB_IF (1 << 9) /* normal bclk + inv frm */ | |
101 | #define SND_SOC_DAIFMT_IB_NF (1 << 10) /* invert bclk + nor frm */ | |
102 | #define SND_SOC_DAIFMT_IB_IF (1 << 11) /* invert bclk + frm */ | |
103 | ||
104 | /* | |
105 | * DAI hardware clock masters | |
106 | * This is wrt the codec, the inverse is true for the interface | |
107 | * i.e. if the codec is clk and frm master then the interface is | |
108 | * clk and frame slave. | |
109 | */ | |
110 | #define SND_SOC_DAIFMT_CBM_CFM (1 << 12) /* codec clk & frm master */ | |
111 | #define SND_SOC_DAIFMT_CBS_CFM (1 << 13) /* codec clk slave & frm master */ | |
112 | #define SND_SOC_DAIFMT_CBM_CFS (1 << 14) /* codec clk master & frame slave */ | |
113 | #define SND_SOC_DAIFMT_CBS_CFS (1 << 15) /* codec clk & frm slave */ | |
114 | ||
115 | #define SND_SOC_DAIFMT_FORMAT_MASK 0x00ff | |
116 | #define SND_SOC_DAIFMT_INV_MASK 0x0f00 | |
117 | #define SND_SOC_DAIFMT_CLOCK_MASK 0xf000 | |
118 | ||
119 | /* | |
120 | * DAI hardware audio direction | |
121 | */ | |
122 | #define SND_SOC_DAIDIR_PLAYBACK 0x1 | |
123 | #define SND_SOC_DAIDIR_CAPTURE 0x2 | |
124 | ||
125 | /* | |
126 | * DAI hardware Time Division Multiplexing (TDM) Slots | |
127 | * Left and Right data word positions | |
128 | * This is measured in words (sample size) and not bits. | |
129 | */ | |
130 | #define SND_SOC_DAITDM_LRDW(l,r) ((l << 8) | r) | |
131 | ||
132 | /* | |
133 | * DAI hardware clock ratios | |
134 | * bit clock can either be a generated by dividing mclk or | |
135 | * by multiplying sample rate, hence there are 2 definitions below | |
136 | * depending on codec type. | |
137 | */ | |
138 | /* ratio of sample rate to mclk/sysclk */ | |
139 | #define SND_SOC_FS_ALL 0xffff /* all mclk supported */ | |
140 | ||
141 | /* bit clock dividers */ | |
142 | #define SND_SOC_FSBD(x) (1 << (x - 1)) /* ratio mclk:bclk */ | |
143 | #define SND_SOC_FSBD_REAL(x) (ffs(x)) | |
808db4a4 | 144 | |
a71a468a LG |
145 | /* bit clock ratio to (sample rate * channels * word size) */ |
146 | #define SND_SOC_FSBW(x) (1 << (x - 1)) | |
147 | #define SND_SOC_FSBW_REAL(x) (ffs(x)) | |
808db4a4 | 148 | /* all bclk ratios supported */ |
a71a468a | 149 | #define SND_SOC_FSB_ALL ~0ULL |
808db4a4 RP |
150 | |
151 | /* | |
152 | * DAI hardware flags | |
153 | */ | |
a71a468a LG |
154 | /* use bfs mclk divider mode (BCLK = MCLK / x) */ |
155 | #define SND_SOC_DAI_BFS_DIV 0x1 | |
156 | /* use bfs rate mulitplier (BCLK = RATE * x)*/ | |
157 | #define SND_SOC_DAI_BFS_RATE 0x2 | |
158 | /* use bfs rcw multiplier (BCLK = RATE * CHN * WORD SIZE) */ | |
159 | #define SND_SOC_DAI_BFS_RCW 0x4 | |
160 | /* capture and playback can use different clocks */ | |
161 | #define SND_SOC_DAI_ASYNC 0x8 | |
808db4a4 RP |
162 | |
163 | /* | |
164 | * AC97 codec ID's bitmask | |
165 | */ | |
166 | #define SND_SOC_DAI_AC97_ID0 (1 << 0) | |
167 | #define SND_SOC_DAI_AC97_ID1 (1 << 1) | |
168 | #define SND_SOC_DAI_AC97_ID2 (1 << 2) | |
169 | #define SND_SOC_DAI_AC97_ID3 (1 << 3) | |
170 | ||
171 | struct snd_soc_device; | |
172 | struct snd_soc_pcm_stream; | |
173 | struct snd_soc_ops; | |
174 | struct snd_soc_dai_mode; | |
175 | struct snd_soc_pcm_runtime; | |
176 | struct snd_soc_codec_dai; | |
177 | struct snd_soc_cpu_dai; | |
178 | struct snd_soc_codec; | |
179 | struct snd_soc_machine_config; | |
180 | struct soc_enum; | |
181 | struct snd_soc_ac97_ops; | |
182 | struct snd_soc_clock_info; | |
183 | ||
184 | typedef int (*hw_write_t)(void *,const char* ,int); | |
185 | typedef int (*hw_read_t)(void *,char* ,int); | |
186 | ||
187 | extern struct snd_ac97_bus_ops soc_ac97_ops; | |
188 | ||
189 | /* pcm <-> DAI connect */ | |
190 | void snd_soc_free_pcms(struct snd_soc_device *socdev); | |
191 | int snd_soc_new_pcms(struct snd_soc_device *socdev, int idx, const char *xid); | |
192 | int snd_soc_register_card(struct snd_soc_device *socdev); | |
193 | ||
194 | /* set runtime hw params */ | |
195 | int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, | |
196 | const struct snd_pcm_hardware *hw); | |
197 | int snd_soc_get_rate(int rate); | |
198 | ||
199 | /* codec IO */ | |
200 | #define snd_soc_read(codec, reg) codec->read(codec, reg) | |
201 | #define snd_soc_write(codec, reg, value) codec->write(codec, reg, value) | |
202 | ||
203 | /* codec register bit access */ | |
204 | int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, | |
205 | unsigned short mask, unsigned short value); | |
206 | int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, | |
207 | unsigned short mask, unsigned short value); | |
208 | ||
209 | int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, | |
210 | struct snd_ac97_bus_ops *ops, int num); | |
211 | void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); | |
212 | ||
213 | /* | |
214 | *Controls | |
215 | */ | |
216 | struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, | |
217 | void *data, char *long_name); | |
218 | int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, | |
219 | struct snd_ctl_elem_info *uinfo); | |
220 | int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol, | |
221 | struct snd_ctl_elem_info *uinfo); | |
222 | int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, | |
223 | struct snd_ctl_elem_value *ucontrol); | |
224 | int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, | |
225 | struct snd_ctl_elem_value *ucontrol); | |
226 | int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, | |
227 | struct snd_ctl_elem_info *uinfo); | |
228 | int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol, | |
229 | struct snd_ctl_elem_info *uinfo); | |
230 | int snd_soc_info_bool_ext(struct snd_kcontrol *kcontrol, | |
231 | struct snd_ctl_elem_info *uinfo); | |
232 | int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, | |
233 | struct snd_ctl_elem_value *ucontrol); | |
234 | int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, | |
235 | struct snd_ctl_elem_value *ucontrol); | |
236 | int snd_soc_info_volsw_2r(struct snd_kcontrol *kcontrol, | |
237 | struct snd_ctl_elem_info *uinfo); | |
238 | int snd_soc_get_volsw_2r(struct snd_kcontrol *kcontrol, | |
239 | struct snd_ctl_elem_value *ucontrol); | |
240 | int snd_soc_put_volsw_2r(struct snd_kcontrol *kcontrol, | |
241 | struct snd_ctl_elem_value *ucontrol); | |
242 | ||
243 | /* SoC PCM stream information */ | |
244 | struct snd_soc_pcm_stream { | |
245 | char *stream_name; | |
246 | unsigned int rate_min; /* min rate */ | |
247 | unsigned int rate_max; /* max rate */ | |
248 | unsigned int channels_min; /* min channels */ | |
249 | unsigned int channels_max; /* max channels */ | |
250 | unsigned int active:1; /* stream is in use */ | |
251 | }; | |
252 | ||
253 | /* SoC audio ops */ | |
254 | struct snd_soc_ops { | |
255 | int (*startup)(struct snd_pcm_substream *); | |
256 | void (*shutdown)(struct snd_pcm_substream *); | |
257 | int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); | |
258 | int (*hw_free)(struct snd_pcm_substream *); | |
259 | int (*prepare)(struct snd_pcm_substream *); | |
260 | int (*trigger)(struct snd_pcm_substream *, int); | |
261 | }; | |
262 | ||
263 | /* SoC DAI hardware mode */ | |
264 | struct snd_soc_dai_mode { | |
265 | u16 fmt; /* SND_SOC_DAIFMT_* */ | |
266 | u16 tdm; /* SND_SOC_HWTDM_* */ | |
267 | u64 pcmfmt; /* SNDRV_PCM_FMTBIT_* */ | |
268 | u16 pcmrate; /* SND_SOC_HWRATE_* */ | |
269 | u16 pcmdir:2; /* SND_SOC_HWDIR_* */ | |
270 | u16 flags:8; /* hw flags */ | |
271 | u16 fs; /* mclk to rate divider */ | |
a71a468a | 272 | u64 bfs; /* mclk to bclk dividers */ |
808db4a4 RP |
273 | unsigned long priv; /* private mode data */ |
274 | }; | |
275 | ||
276 | /* DAI capabilities */ | |
277 | struct snd_soc_dai_cap { | |
278 | int num_modes; /* number of DAI modes */ | |
279 | struct snd_soc_dai_mode *mode; /* array of supported DAI modes */ | |
280 | }; | |
281 | ||
282 | /* SoC Codec DAI */ | |
283 | struct snd_soc_codec_dai { | |
284 | char *name; | |
285 | int id; | |
286 | ||
287 | /* DAI capabilities */ | |
288 | struct snd_soc_pcm_stream playback; | |
289 | struct snd_soc_pcm_stream capture; | |
290 | struct snd_soc_dai_cap caps; | |
291 | ||
292 | /* DAI runtime info */ | |
293 | struct snd_soc_dai_mode dai_runtime; | |
294 | struct snd_soc_ops ops; | |
295 | unsigned int (*config_sysclk)(struct snd_soc_codec_dai*, | |
296 | struct snd_soc_clock_info *info, unsigned int clk); | |
297 | int (*digital_mute)(struct snd_soc_codec *, | |
298 | struct snd_soc_codec_dai*, int); | |
299 | unsigned int mclk; /* the audio master clock */ | |
300 | unsigned int pll_in; /* the PLL input clock */ | |
301 | unsigned int pll_out; /* the PLL output clock */ | |
302 | unsigned int clk_div; /* internal clock divider << 1 (for fractions) */ | |
303 | unsigned int active; | |
304 | unsigned char pop_wait:1; | |
305 | ||
306 | /* DAI private data */ | |
307 | void *private_data; | |
308 | }; | |
309 | ||
310 | /* SoC CPU DAI */ | |
311 | struct snd_soc_cpu_dai { | |
312 | ||
313 | /* DAI description */ | |
314 | char *name; | |
315 | unsigned int id; | |
316 | unsigned char type; | |
317 | ||
318 | /* DAI callbacks */ | |
319 | int (*probe)(struct platform_device *pdev); | |
320 | void (*remove)(struct platform_device *pdev); | |
321 | int (*suspend)(struct platform_device *pdev, | |
322 | struct snd_soc_cpu_dai *cpu_dai); | |
323 | int (*resume)(struct platform_device *pdev, | |
324 | struct snd_soc_cpu_dai *cpu_dai); | |
325 | unsigned int (*config_sysclk)(struct snd_soc_cpu_dai *cpu_dai, | |
326 | struct snd_soc_clock_info *info, unsigned int clk); | |
327 | ||
328 | /* DAI capabilities */ | |
329 | struct snd_soc_pcm_stream capture; | |
330 | struct snd_soc_pcm_stream playback; | |
331 | struct snd_soc_dai_cap caps; | |
332 | ||
333 | /* DAI runtime info */ | |
334 | struct snd_soc_dai_mode dai_runtime; | |
335 | struct snd_soc_ops ops; | |
336 | struct snd_pcm_runtime *runtime; | |
337 | unsigned char active:1; | |
338 | unsigned int mclk; | |
339 | void *dma_data; | |
340 | ||
341 | /* DAI private data */ | |
342 | void *private_data; | |
343 | }; | |
344 | ||
345 | /* SoC Audio Codec */ | |
346 | struct snd_soc_codec { | |
347 | char *name; | |
348 | struct module *owner; | |
349 | struct mutex mutex; | |
350 | ||
351 | /* callbacks */ | |
352 | int (*dapm_event)(struct snd_soc_codec *codec, int event); | |
353 | ||
354 | /* runtime */ | |
355 | struct snd_card *card; | |
356 | struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ | |
357 | unsigned int active; | |
358 | unsigned int pcm_devs; | |
359 | void *private_data; | |
360 | ||
361 | /* codec IO */ | |
362 | void *control_data; /* codec control (i2c/3wire) data */ | |
363 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); | |
364 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
365 | hw_write_t hw_write; | |
366 | hw_read_t hw_read; | |
367 | void *reg_cache; | |
368 | short reg_cache_size; | |
369 | short reg_cache_step; | |
370 | ||
371 | /* dapm */ | |
372 | struct list_head dapm_widgets; | |
373 | struct list_head dapm_paths; | |
374 | unsigned int dapm_state; | |
375 | unsigned int suspend_dapm_state; | |
376 | ||
377 | /* codec DAI's */ | |
378 | struct snd_soc_codec_dai *dai; | |
379 | unsigned int num_dai; | |
380 | }; | |
381 | ||
382 | /* codec device */ | |
383 | struct snd_soc_codec_device { | |
384 | int (*probe)(struct platform_device *pdev); | |
385 | int (*remove)(struct platform_device *pdev); | |
386 | int (*suspend)(struct platform_device *pdev, pm_message_t state); | |
387 | int (*resume)(struct platform_device *pdev); | |
388 | }; | |
389 | ||
390 | /* SoC platform interface */ | |
391 | struct snd_soc_platform { | |
392 | char *name; | |
393 | ||
394 | int (*probe)(struct platform_device *pdev); | |
395 | int (*remove)(struct platform_device *pdev); | |
396 | int (*suspend)(struct platform_device *pdev, | |
397 | struct snd_soc_cpu_dai *cpu_dai); | |
398 | int (*resume)(struct platform_device *pdev, | |
399 | struct snd_soc_cpu_dai *cpu_dai); | |
400 | ||
401 | /* pcm creation and destruction */ | |
402 | int (*pcm_new)(struct snd_card *, struct snd_soc_codec_dai *, | |
403 | struct snd_pcm *); | |
404 | void (*pcm_free)(struct snd_pcm *); | |
405 | ||
406 | /* platform stream ops */ | |
407 | struct snd_pcm_ops *pcm_ops; | |
408 | }; | |
409 | ||
410 | /* SoC machine DAI configuration, glues a codec and cpu DAI together */ | |
411 | struct snd_soc_dai_link { | |
412 | char *name; /* Codec name */ | |
413 | char *stream_name; /* Stream name */ | |
414 | ||
415 | /* DAI */ | |
416 | struct snd_soc_codec_dai *codec_dai; | |
417 | struct snd_soc_cpu_dai *cpu_dai; | |
418 | u32 flags; /* DAI config preference flags */ | |
419 | ||
420 | /* codec/machine specific init - e.g. add machine controls */ | |
421 | int (*init)(struct snd_soc_codec *codec); | |
422 | ||
423 | /* audio sysclock configuration */ | |
424 | unsigned int (*config_sysclk)(struct snd_soc_pcm_runtime *rtd, | |
425 | struct snd_soc_clock_info *info); | |
426 | }; | |
427 | ||
428 | /* SoC machine */ | |
429 | struct snd_soc_machine { | |
430 | char *name; | |
431 | ||
432 | int (*probe)(struct platform_device *pdev); | |
433 | int (*remove)(struct platform_device *pdev); | |
434 | ||
435 | /* the pre and post PM functions are used to do any PM work before and | |
436 | * after the codec and DAI's do any PM work. */ | |
437 | int (*suspend_pre)(struct platform_device *pdev, pm_message_t state); | |
438 | int (*suspend_post)(struct platform_device *pdev, pm_message_t state); | |
439 | int (*resume_pre)(struct platform_device *pdev); | |
440 | int (*resume_post)(struct platform_device *pdev); | |
441 | ||
442 | /* machine stream operations */ | |
443 | struct snd_soc_ops *ops; | |
444 | ||
445 | /* CPU <--> Codec DAI links */ | |
446 | struct snd_soc_dai_link *dai_link; | |
447 | int num_links; | |
448 | }; | |
449 | ||
450 | /* SoC Device - the audio subsystem */ | |
451 | struct snd_soc_device { | |
452 | struct device *dev; | |
453 | struct snd_soc_machine *machine; | |
454 | struct snd_soc_platform *platform; | |
455 | struct snd_soc_codec *codec; | |
456 | struct snd_soc_codec_device *codec_dev; | |
457 | void *codec_data; | |
458 | }; | |
459 | ||
460 | /* runtime channel data */ | |
461 | struct snd_soc_pcm_runtime { | |
462 | struct snd_soc_codec_dai *codec_dai; | |
463 | struct snd_soc_cpu_dai *cpu_dai; | |
464 | struct snd_soc_device *socdev; | |
465 | }; | |
466 | ||
467 | /* enumerated kcontrol */ | |
468 | struct soc_enum { | |
469 | unsigned short reg; | |
470 | unsigned short reg2; | |
471 | unsigned char shift_l; | |
472 | unsigned char shift_r; | |
473 | unsigned int mask; | |
474 | const char **texts; | |
475 | void *dapm; | |
476 | }; | |
477 | ||
478 | /* clocking configuration data */ | |
479 | struct snd_soc_clock_info { | |
480 | unsigned int rate; | |
481 | unsigned int fs; | |
482 | unsigned int bclk_master; | |
483 | }; | |
484 | ||
485 | #endif |