Commit | Line | Data |
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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> | |
4484bb2e | 18 | #include <linux/workqueue.h> |
ec67624d LCM |
19 | #include <linux/interrupt.h> |
20 | #include <linux/kernel.h> | |
808db4a4 RP |
21 | #include <sound/core.h> |
22 | #include <sound/pcm.h> | |
23 | #include <sound/control.h> | |
24 | #include <sound/ac97_codec.h> | |
25 | ||
808db4a4 RP |
26 | /* |
27 | * Convenience kcontrol builders | |
28 | */ | |
4eaa9819 JS |
29 | #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) \ |
30 | ((unsigned long)&(struct soc_mixer_control) \ | |
762b8df7 MB |
31 | {.reg = xreg, .shift = xshift, .rshift = xshift, .max = xmax, \ |
32 | .invert = xinvert}) | |
4eaa9819 JS |
33 | #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ |
34 | ((unsigned long)&(struct soc_mixer_control) \ | |
35 | {.reg = xreg, .max = xmax, .invert = xinvert}) | |
a7a4ac86 | 36 | #define SOC_SINGLE(xname, reg, shift, max, invert) \ |
808db4a4 RP |
37 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
38 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
39 | .put = snd_soc_put_volsw, \ | |
a7a4ac86 PZ |
40 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } |
41 | #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ | |
42 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
43 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
44 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
45 | .tlv.p = (tlv_array), \ | |
46 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
47 | .put = snd_soc_put_volsw, \ | |
48 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } | |
4eaa9819 | 49 | #define SOC_DOUBLE(xname, xreg, shift_left, shift_right, xmax, xinvert) \ |
808db4a4 RP |
50 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
51 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
52 | .put = snd_soc_put_volsw, \ | |
4eaa9819 JS |
53 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
54 | {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ | |
55 | .max = xmax, .invert = xinvert} } | |
56 | #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \ | |
808db4a4 RP |
57 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
58 | .info = snd_soc_info_volsw_2r, \ | |
59 | .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \ | |
4eaa9819 JS |
60 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
61 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
62 | .max = xmax, .invert = xinvert} } | |
63 | #define SOC_DOUBLE_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert, tlv_array) \ | |
a7a4ac86 PZ |
64 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
65 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
66 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
67 | .tlv.p = (tlv_array), \ | |
68 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
69 | .put = snd_soc_put_volsw, \ | |
4eaa9819 JS |
70 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
71 | {.reg = xreg, .shift = shift_left, .rshift = shift_right,\ | |
72 | .max = xmax, .invert = xinvert} } | |
73 | #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \ | |
a7a4ac86 PZ |
74 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
75 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
76 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
77 | .tlv.p = (tlv_array), \ | |
78 | .info = snd_soc_info_volsw_2r, \ | |
79 | .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \ | |
4eaa9819 JS |
80 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
81 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
82 | .max = xmax, .invert = xinvert} } | |
83 | #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ | |
e13ac2e9 MB |
84 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
85 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
86 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
87 | .tlv.p = (tlv_array), \ | |
88 | .info = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \ | |
89 | .put = snd_soc_put_volsw_s8, \ | |
4eaa9819 JS |
90 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
91 | {.reg = xreg, .min = xmin, .max = xmax} } | |
f8ba0b7b | 92 | #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \ |
808db4a4 | 93 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ |
f8ba0b7b JS |
94 | .max = xmax, .texts = xtexts } |
95 | #define SOC_ENUM_SINGLE(xreg, xshift, xmax, xtexts) \ | |
96 | SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmax, xtexts) | |
97 | #define SOC_ENUM_SINGLE_EXT(xmax, xtexts) \ | |
98 | { .max = xmax, .texts = xtexts } | |
2e72f8e3 PU |
99 | #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xmax, xtexts, xvalues) \ |
100 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ | |
101 | .mask = xmask, .max = xmax, .texts = xtexts, .values = xvalues} | |
102 | #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xmax, xtexts, xvalues) \ | |
103 | SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xmax, xtexts, xvalues) | |
808db4a4 RP |
104 | #define SOC_ENUM(xname, xenum) \ |
105 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
106 | .info = snd_soc_info_enum_double, \ | |
107 | .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ | |
108 | .private_value = (unsigned long)&xenum } | |
2e72f8e3 PU |
109 | #define SOC_VALUE_ENUM(xname, xenum) \ |
110 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
74155556 | 111 | .info = snd_soc_info_enum_double, \ |
2e72f8e3 PU |
112 | .get = snd_soc_get_value_enum_double, \ |
113 | .put = snd_soc_put_value_enum_double, \ | |
114 | .private_value = (unsigned long)&xenum } | |
f8ba0b7b | 115 | #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\ |
808db4a4 RP |
116 | xhandler_get, xhandler_put) \ |
117 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
1c433fbd | 118 | .info = snd_soc_info_volsw, \ |
808db4a4 | 119 | .get = xhandler_get, .put = xhandler_put, \ |
f8ba0b7b JS |
120 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
121 | #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ | |
10144c09 MM |
122 | xhandler_get, xhandler_put, tlv_array) \ |
123 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
124 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
125 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
126 | .tlv.p = (tlv_array), \ | |
127 | .info = snd_soc_info_volsw, \ | |
128 | .get = xhandler_get, .put = xhandler_put, \ | |
f8ba0b7b | 129 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
808db4a4 RP |
130 | #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ |
131 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
132 | .info = snd_soc_info_bool_ext, \ | |
133 | .get = xhandler_get, .put = xhandler_put, \ | |
134 | .private_value = xdata } | |
135 | #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ | |
136 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
137 | .info = snd_soc_info_enum_ext, \ | |
138 | .get = xhandler_get, .put = xhandler_put, \ | |
139 | .private_value = (unsigned long)&xenum } | |
140 | ||
0be9898a MB |
141 | /* |
142 | * Bias levels | |
143 | * | |
144 | * @ON: Bias is fully on for audio playback and capture operations. | |
145 | * @PREPARE: Prepare for audio operations. Called before DAPM switching for | |
146 | * stream start and stop operations. | |
147 | * @STANDBY: Low power standby state when no playback/capture operations are | |
148 | * in progress. NOTE: The transition time between STANDBY and ON | |
149 | * should be as fast as possible and no longer than 10ms. | |
150 | * @OFF: Power Off. No restrictions on transition times. | |
151 | */ | |
152 | enum snd_soc_bias_level { | |
153 | SND_SOC_BIAS_ON, | |
154 | SND_SOC_BIAS_PREPARE, | |
155 | SND_SOC_BIAS_STANDBY, | |
156 | SND_SOC_BIAS_OFF, | |
157 | }; | |
158 | ||
8a2cd618 MB |
159 | struct snd_jack; |
160 | struct snd_soc_card; | |
808db4a4 RP |
161 | struct snd_soc_device; |
162 | struct snd_soc_pcm_stream; | |
163 | struct snd_soc_ops; | |
164 | struct snd_soc_dai_mode; | |
165 | struct snd_soc_pcm_runtime; | |
3c4b266f | 166 | struct snd_soc_dai; |
12a48a8c | 167 | struct snd_soc_platform; |
808db4a4 | 168 | struct snd_soc_codec; |
808db4a4 RP |
169 | struct soc_enum; |
170 | struct snd_soc_ac97_ops; | |
8a2cd618 MB |
171 | struct snd_soc_jack; |
172 | struct snd_soc_jack_pin; | |
ec67624d LCM |
173 | #ifdef CONFIG_GPIOLIB |
174 | struct snd_soc_jack_gpio; | |
175 | #endif | |
808db4a4 RP |
176 | |
177 | typedef int (*hw_write_t)(void *,const char* ,int); | |
178 | typedef int (*hw_read_t)(void *,char* ,int); | |
179 | ||
180 | extern struct snd_ac97_bus_ops soc_ac97_ops; | |
181 | ||
12a48a8c MB |
182 | int snd_soc_register_platform(struct snd_soc_platform *platform); |
183 | void snd_soc_unregister_platform(struct snd_soc_platform *platform); | |
0d0cf00a MB |
184 | int snd_soc_register_codec(struct snd_soc_codec *codec); |
185 | void snd_soc_unregister_codec(struct snd_soc_codec *codec); | |
12a48a8c | 186 | |
808db4a4 RP |
187 | /* pcm <-> DAI connect */ |
188 | void snd_soc_free_pcms(struct snd_soc_device *socdev); | |
189 | int snd_soc_new_pcms(struct snd_soc_device *socdev, int idx, const char *xid); | |
968a6025 | 190 | int snd_soc_init_card(struct snd_soc_device *socdev); |
808db4a4 RP |
191 | |
192 | /* set runtime hw params */ | |
193 | int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, | |
194 | const struct snd_pcm_hardware *hw); | |
808db4a4 | 195 | |
8a2cd618 MB |
196 | /* Jack reporting */ |
197 | int snd_soc_jack_new(struct snd_soc_card *card, const char *id, int type, | |
198 | struct snd_soc_jack *jack); | |
199 | void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask); | |
200 | int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count, | |
201 | struct snd_soc_jack_pin *pins); | |
ec67624d LCM |
202 | #ifdef CONFIG_GPIOLIB |
203 | int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, | |
204 | struct snd_soc_jack_gpio *gpios); | |
205 | void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, | |
206 | struct snd_soc_jack_gpio *gpios); | |
207 | #endif | |
8a2cd618 | 208 | |
808db4a4 RP |
209 | /* codec IO */ |
210 | #define snd_soc_read(codec, reg) codec->read(codec, reg) | |
211 | #define snd_soc_write(codec, reg, value) codec->write(codec, reg, value) | |
212 | ||
213 | /* codec register bit access */ | |
214 | int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, | |
215 | unsigned short mask, unsigned short value); | |
216 | int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, | |
217 | unsigned short mask, unsigned short value); | |
218 | ||
219 | int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, | |
220 | struct snd_ac97_bus_ops *ops, int num); | |
221 | void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); | |
222 | ||
223 | /* | |
224 | *Controls | |
225 | */ | |
226 | struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, | |
227 | void *data, char *long_name); | |
3e8e1952 IM |
228 | int snd_soc_add_controls(struct snd_soc_codec *codec, |
229 | const struct snd_kcontrol_new *controls, int num_controls); | |
808db4a4 RP |
230 | int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, |
231 | struct snd_ctl_elem_info *uinfo); | |
232 | int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol, | |
233 | struct snd_ctl_elem_info *uinfo); | |
234 | int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, | |
235 | struct snd_ctl_elem_value *ucontrol); | |
236 | int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, | |
237 | struct snd_ctl_elem_value *ucontrol); | |
2e72f8e3 PU |
238 | int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol, |
239 | struct snd_ctl_elem_value *ucontrol); | |
240 | int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol, | |
241 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 RP |
242 | int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, |
243 | struct snd_ctl_elem_info *uinfo); | |
244 | int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol, | |
245 | struct snd_ctl_elem_info *uinfo); | |
392abe9c | 246 | #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info |
808db4a4 RP |
247 | int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, |
248 | struct snd_ctl_elem_value *ucontrol); | |
249 | int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, | |
250 | struct snd_ctl_elem_value *ucontrol); | |
251 | int snd_soc_info_volsw_2r(struct snd_kcontrol *kcontrol, | |
252 | struct snd_ctl_elem_info *uinfo); | |
253 | int snd_soc_get_volsw_2r(struct snd_kcontrol *kcontrol, | |
254 | struct snd_ctl_elem_value *ucontrol); | |
255 | int snd_soc_put_volsw_2r(struct snd_kcontrol *kcontrol, | |
256 | struct snd_ctl_elem_value *ucontrol); | |
e13ac2e9 MB |
257 | int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol, |
258 | struct snd_ctl_elem_info *uinfo); | |
259 | int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol, | |
260 | struct snd_ctl_elem_value *ucontrol); | |
261 | int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, | |
262 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 | 263 | |
8a2cd618 MB |
264 | /** |
265 | * struct snd_soc_jack_pin - Describes a pin to update based on jack detection | |
266 | * | |
267 | * @pin: name of the pin to update | |
268 | * @mask: bits to check for in reported jack status | |
269 | * @invert: if non-zero then pin is enabled when status is not reported | |
270 | */ | |
271 | struct snd_soc_jack_pin { | |
272 | struct list_head list; | |
273 | const char *pin; | |
274 | int mask; | |
275 | bool invert; | |
276 | }; | |
277 | ||
ec67624d LCM |
278 | /** |
279 | * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection | |
280 | * | |
281 | * @gpio: gpio number | |
282 | * @name: gpio name | |
283 | * @report: value to report when jack detected | |
284 | * @invert: report presence in low state | |
285 | * @debouce_time: debouce time in ms | |
286 | */ | |
287 | #ifdef CONFIG_GPIOLIB | |
288 | struct snd_soc_jack_gpio { | |
289 | unsigned int gpio; | |
290 | const char *name; | |
291 | int report; | |
292 | int invert; | |
293 | int debounce_time; | |
294 | struct snd_soc_jack *jack; | |
295 | struct work_struct work; | |
296 | }; | |
297 | #endif | |
298 | ||
8a2cd618 MB |
299 | struct snd_soc_jack { |
300 | struct snd_jack *jack; | |
301 | struct snd_soc_card *card; | |
302 | struct list_head pins; | |
303 | int status; | |
304 | }; | |
305 | ||
808db4a4 RP |
306 | /* SoC PCM stream information */ |
307 | struct snd_soc_pcm_stream { | |
308 | char *stream_name; | |
1c433fbd GG |
309 | u64 formats; /* SNDRV_PCM_FMTBIT_* */ |
310 | unsigned int rates; /* SNDRV_PCM_RATE_* */ | |
808db4a4 RP |
311 | unsigned int rate_min; /* min rate */ |
312 | unsigned int rate_max; /* max rate */ | |
313 | unsigned int channels_min; /* min channels */ | |
314 | unsigned int channels_max; /* max channels */ | |
315 | unsigned int active:1; /* stream is in use */ | |
316 | }; | |
317 | ||
318 | /* SoC audio ops */ | |
319 | struct snd_soc_ops { | |
320 | int (*startup)(struct snd_pcm_substream *); | |
321 | void (*shutdown)(struct snd_pcm_substream *); | |
322 | int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); | |
323 | int (*hw_free)(struct snd_pcm_substream *); | |
324 | int (*prepare)(struct snd_pcm_substream *); | |
325 | int (*trigger)(struct snd_pcm_substream *, int); | |
326 | }; | |
327 | ||
808db4a4 RP |
328 | /* SoC Audio Codec */ |
329 | struct snd_soc_codec { | |
330 | char *name; | |
331 | struct module *owner; | |
332 | struct mutex mutex; | |
0d0cf00a MB |
333 | struct device *dev; |
334 | ||
335 | struct list_head list; | |
808db4a4 RP |
336 | |
337 | /* callbacks */ | |
0be9898a MB |
338 | int (*set_bias_level)(struct snd_soc_codec *, |
339 | enum snd_soc_bias_level level); | |
808db4a4 RP |
340 | |
341 | /* runtime */ | |
342 | struct snd_card *card; | |
343 | struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ | |
344 | unsigned int active; | |
345 | unsigned int pcm_devs; | |
346 | void *private_data; | |
347 | ||
348 | /* codec IO */ | |
349 | void *control_data; /* codec control (i2c/3wire) data */ | |
350 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); | |
351 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
58cd33c0 MB |
352 | int (*display_register)(struct snd_soc_codec *, char *, |
353 | size_t, unsigned int); | |
808db4a4 RP |
354 | hw_write_t hw_write; |
355 | hw_read_t hw_read; | |
356 | void *reg_cache; | |
357 | short reg_cache_size; | |
358 | short reg_cache_step; | |
359 | ||
360 | /* dapm */ | |
12ef193d | 361 | u32 pop_time; |
808db4a4 RP |
362 | struct list_head dapm_widgets; |
363 | struct list_head dapm_paths; | |
0be9898a MB |
364 | enum snd_soc_bias_level bias_level; |
365 | enum snd_soc_bias_level suspend_bias_level; | |
1321b160 | 366 | struct delayed_work delayed_work; |
808db4a4 RP |
367 | |
368 | /* codec DAI's */ | |
3c4b266f | 369 | struct snd_soc_dai *dai; |
808db4a4 | 370 | unsigned int num_dai; |
384c89e2 MB |
371 | |
372 | #ifdef CONFIG_DEBUG_FS | |
373 | struct dentry *debugfs_reg; | |
374 | struct dentry *debugfs_pop_time; | |
375 | #endif | |
808db4a4 RP |
376 | }; |
377 | ||
378 | /* codec device */ | |
379 | struct snd_soc_codec_device { | |
380 | int (*probe)(struct platform_device *pdev); | |
381 | int (*remove)(struct platform_device *pdev); | |
382 | int (*suspend)(struct platform_device *pdev, pm_message_t state); | |
383 | int (*resume)(struct platform_device *pdev); | |
384 | }; | |
385 | ||
386 | /* SoC platform interface */ | |
387 | struct snd_soc_platform { | |
388 | char *name; | |
12a48a8c | 389 | struct list_head list; |
808db4a4 RP |
390 | |
391 | int (*probe)(struct platform_device *pdev); | |
392 | int (*remove)(struct platform_device *pdev); | |
07c84d04 MB |
393 | int (*suspend)(struct snd_soc_dai *dai); |
394 | int (*resume)(struct snd_soc_dai *dai); | |
808db4a4 RP |
395 | |
396 | /* pcm creation and destruction */ | |
3c4b266f | 397 | int (*pcm_new)(struct snd_card *, struct snd_soc_dai *, |
808db4a4 RP |
398 | struct snd_pcm *); |
399 | void (*pcm_free)(struct snd_pcm *); | |
400 | ||
401 | /* platform stream ops */ | |
402 | struct snd_pcm_ops *pcm_ops; | |
403 | }; | |
404 | ||
405 | /* SoC machine DAI configuration, glues a codec and cpu DAI together */ | |
406 | struct snd_soc_dai_link { | |
407 | char *name; /* Codec name */ | |
408 | char *stream_name; /* Stream name */ | |
409 | ||
410 | /* DAI */ | |
3c4b266f LG |
411 | struct snd_soc_dai *codec_dai; |
412 | struct snd_soc_dai *cpu_dai; | |
1c433fbd GG |
413 | |
414 | /* machine stream operations */ | |
415 | struct snd_soc_ops *ops; | |
808db4a4 RP |
416 | |
417 | /* codec/machine specific init - e.g. add machine controls */ | |
418 | int (*init)(struct snd_soc_codec *codec); | |
4ccab3e7 LG |
419 | |
420 | /* DAI pcm */ | |
421 | struct snd_pcm *pcm; | |
808db4a4 RP |
422 | }; |
423 | ||
87506549 MB |
424 | /* SoC card */ |
425 | struct snd_soc_card { | |
808db4a4 | 426 | char *name; |
c5af3a2e MB |
427 | struct device *dev; |
428 | ||
429 | struct list_head list; | |
430 | ||
431 | int instantiated; | |
808db4a4 RP |
432 | |
433 | int (*probe)(struct platform_device *pdev); | |
434 | int (*remove)(struct platform_device *pdev); | |
435 | ||
436 | /* the pre and post PM functions are used to do any PM work before and | |
437 | * after the codec and DAI's do any PM work. */ | |
438 | int (*suspend_pre)(struct platform_device *pdev, pm_message_t state); | |
439 | int (*suspend_post)(struct platform_device *pdev, pm_message_t state); | |
440 | int (*resume_pre)(struct platform_device *pdev); | |
441 | int (*resume_post)(struct platform_device *pdev); | |
442 | ||
0b4d221b | 443 | /* callbacks */ |
87506549 | 444 | int (*set_bias_level)(struct snd_soc_card *, |
0be9898a | 445 | enum snd_soc_bias_level level); |
0b4d221b | 446 | |
808db4a4 RP |
447 | /* CPU <--> Codec DAI links */ |
448 | struct snd_soc_dai_link *dai_link; | |
449 | int num_links; | |
6308419a MB |
450 | |
451 | struct snd_soc_device *socdev; | |
452 | ||
6627a653 MB |
453 | struct snd_soc_codec *codec; |
454 | ||
87689d56 | 455 | struct snd_soc_platform *platform; |
6308419a MB |
456 | struct delayed_work delayed_work; |
457 | struct work_struct deferred_resume_work; | |
808db4a4 RP |
458 | }; |
459 | ||
460 | /* SoC Device - the audio subsystem */ | |
461 | struct snd_soc_device { | |
462 | struct device *dev; | |
87506549 | 463 | struct snd_soc_card *card; |
808db4a4 RP |
464 | struct snd_soc_codec_device *codec_dev; |
465 | void *codec_data; | |
466 | }; | |
467 | ||
468 | /* runtime channel data */ | |
469 | struct snd_soc_pcm_runtime { | |
1c433fbd | 470 | struct snd_soc_dai_link *dai; |
808db4a4 RP |
471 | struct snd_soc_device *socdev; |
472 | }; | |
473 | ||
4eaa9819 JS |
474 | /* mixer control */ |
475 | struct soc_mixer_control { | |
476 | int min, max; | |
815ecf8d | 477 | unsigned int reg, rreg, shift, rshift, invert; |
4eaa9819 JS |
478 | }; |
479 | ||
808db4a4 RP |
480 | /* enumerated kcontrol */ |
481 | struct soc_enum { | |
2e72f8e3 PU |
482 | unsigned short reg; |
483 | unsigned short reg2; | |
484 | unsigned char shift_l; | |
485 | unsigned char shift_r; | |
486 | unsigned int max; | |
487 | unsigned int mask; | |
488 | const char **texts; | |
489 | const unsigned int *values; | |
490 | void *dapm; | |
491 | }; | |
492 | ||
a47cbe72 MB |
493 | #include <sound/soc-dai.h> |
494 | ||
808db4a4 | 495 | #endif |