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> | |
d5021ec9 | 18 | #include <linux/notifier.h> |
4484bb2e | 19 | #include <linux/workqueue.h> |
ec67624d LCM |
20 | #include <linux/interrupt.h> |
21 | #include <linux/kernel.h> | |
808db4a4 RP |
22 | #include <sound/core.h> |
23 | #include <sound/pcm.h> | |
24 | #include <sound/control.h> | |
25 | #include <sound/ac97_codec.h> | |
26 | ||
808db4a4 RP |
27 | /* |
28 | * Convenience kcontrol builders | |
29 | */ | |
4eaa9819 JS |
30 | #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) \ |
31 | ((unsigned long)&(struct soc_mixer_control) \ | |
762b8df7 MB |
32 | {.reg = xreg, .shift = xshift, .rshift = xshift, .max = xmax, \ |
33 | .invert = xinvert}) | |
4eaa9819 JS |
34 | #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ |
35 | ((unsigned long)&(struct soc_mixer_control) \ | |
36 | {.reg = xreg, .max = xmax, .invert = xinvert}) | |
a7a4ac86 | 37 | #define SOC_SINGLE(xname, reg, shift, max, invert) \ |
808db4a4 RP |
38 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
39 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
40 | .put = snd_soc_put_volsw, \ | |
a7a4ac86 PZ |
41 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } |
42 | #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ | |
43 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
44 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
45 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
46 | .tlv.p = (tlv_array), \ | |
47 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
48 | .put = snd_soc_put_volsw, \ | |
49 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } | |
4eaa9819 | 50 | #define SOC_DOUBLE(xname, xreg, shift_left, shift_right, xmax, xinvert) \ |
808db4a4 RP |
51 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
52 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
53 | .put = snd_soc_put_volsw, \ | |
4eaa9819 JS |
54 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
55 | {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ | |
56 | .max = xmax, .invert = xinvert} } | |
57 | #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \ | |
808db4a4 RP |
58 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
59 | .info = snd_soc_info_volsw_2r, \ | |
60 | .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \ | |
4eaa9819 JS |
61 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
62 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
63 | .max = xmax, .invert = xinvert} } | |
64 | #define SOC_DOUBLE_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert, tlv_array) \ | |
a7a4ac86 PZ |
65 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
66 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
67 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
68 | .tlv.p = (tlv_array), \ | |
69 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
70 | .put = snd_soc_put_volsw, \ | |
4eaa9819 JS |
71 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
72 | {.reg = xreg, .shift = shift_left, .rshift = shift_right,\ | |
73 | .max = xmax, .invert = xinvert} } | |
74 | #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \ | |
a7a4ac86 PZ |
75 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
76 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
77 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
78 | .tlv.p = (tlv_array), \ | |
79 | .info = snd_soc_info_volsw_2r, \ | |
80 | .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \ | |
4eaa9819 JS |
81 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
82 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
83 | .max = xmax, .invert = xinvert} } | |
84 | #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ | |
e13ac2e9 MB |
85 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
86 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
87 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
88 | .tlv.p = (tlv_array), \ | |
89 | .info = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \ | |
90 | .put = snd_soc_put_volsw_s8, \ | |
4eaa9819 JS |
91 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
92 | {.reg = xreg, .min = xmin, .max = xmax} } | |
f8ba0b7b | 93 | #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \ |
808db4a4 | 94 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ |
f8ba0b7b JS |
95 | .max = xmax, .texts = xtexts } |
96 | #define SOC_ENUM_SINGLE(xreg, xshift, xmax, xtexts) \ | |
97 | SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmax, xtexts) | |
98 | #define SOC_ENUM_SINGLE_EXT(xmax, xtexts) \ | |
99 | { .max = xmax, .texts = xtexts } | |
2e72f8e3 PU |
100 | #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xmax, xtexts, xvalues) \ |
101 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ | |
102 | .mask = xmask, .max = xmax, .texts = xtexts, .values = xvalues} | |
103 | #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xmax, xtexts, xvalues) \ | |
104 | SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xmax, xtexts, xvalues) | |
808db4a4 RP |
105 | #define SOC_ENUM(xname, xenum) \ |
106 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
107 | .info = snd_soc_info_enum_double, \ | |
108 | .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ | |
109 | .private_value = (unsigned long)&xenum } | |
2e72f8e3 PU |
110 | #define SOC_VALUE_ENUM(xname, xenum) \ |
111 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
74155556 | 112 | .info = snd_soc_info_enum_double, \ |
2e72f8e3 PU |
113 | .get = snd_soc_get_value_enum_double, \ |
114 | .put = snd_soc_put_value_enum_double, \ | |
115 | .private_value = (unsigned long)&xenum } | |
f8ba0b7b | 116 | #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\ |
808db4a4 RP |
117 | xhandler_get, xhandler_put) \ |
118 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
1c433fbd | 119 | .info = snd_soc_info_volsw, \ |
808db4a4 | 120 | .get = xhandler_get, .put = xhandler_put, \ |
f8ba0b7b | 121 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
7629ad24 DM |
122 | #define SOC_DOUBLE_EXT(xname, xreg, shift_left, shift_right, xmax, xinvert,\ |
123 | xhandler_get, xhandler_put) \ | |
124 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
125 | .info = snd_soc_info_volsw, \ | |
126 | .get = xhandler_get, .put = xhandler_put, \ | |
127 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
128 | {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ | |
129 | .max = xmax, .invert = xinvert} } | |
f8ba0b7b | 130 | #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ |
10144c09 MM |
131 | xhandler_get, xhandler_put, tlv_array) \ |
132 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
133 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
134 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
135 | .tlv.p = (tlv_array), \ | |
136 | .info = snd_soc_info_volsw, \ | |
137 | .get = xhandler_get, .put = xhandler_put, \ | |
f8ba0b7b | 138 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
d0af93db JS |
139 | #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\ |
140 | xhandler_get, xhandler_put, tlv_array) \ | |
141 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
142 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
143 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
144 | .tlv.p = (tlv_array), \ | |
145 | .info = snd_soc_info_volsw, \ | |
146 | .get = xhandler_get, .put = xhandler_put, \ | |
147 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
148 | {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ | |
149 | .max = xmax, .invert = xinvert} } | |
3ce91d5a JS |
150 | #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\ |
151 | xhandler_get, xhandler_put, tlv_array) \ | |
152 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
153 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
154 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
155 | .tlv.p = (tlv_array), \ | |
156 | .info = snd_soc_info_volsw_2r, \ | |
157 | .get = xhandler_get, .put = xhandler_put, \ | |
158 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
159 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
160 | .max = xmax, .invert = xinvert} } | |
808db4a4 RP |
161 | #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ |
162 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
163 | .info = snd_soc_info_bool_ext, \ | |
164 | .get = xhandler_get, .put = xhandler_put, \ | |
165 | .private_value = xdata } | |
166 | #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ | |
167 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
168 | .info = snd_soc_info_enum_ext, \ | |
169 | .get = xhandler_get, .put = xhandler_put, \ | |
170 | .private_value = (unsigned long)&xenum } | |
171 | ||
6c2fb6a8 GL |
172 | /* |
173 | * Simplified versions of above macros, declaring a struct and calculating | |
174 | * ARRAY_SIZE internally | |
175 | */ | |
176 | #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \ | |
177 | struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \ | |
178 | ARRAY_SIZE(xtexts), xtexts) | |
179 | #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \ | |
180 | SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts) | |
181 | #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \ | |
182 | struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts) | |
183 | #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \ | |
184 | struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \ | |
185 | ARRAY_SIZE(xtexts), xtexts, xvalues) | |
186 | #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ | |
187 | SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues) | |
188 | ||
0be9898a MB |
189 | /* |
190 | * Bias levels | |
191 | * | |
192 | * @ON: Bias is fully on for audio playback and capture operations. | |
193 | * @PREPARE: Prepare for audio operations. Called before DAPM switching for | |
194 | * stream start and stop operations. | |
195 | * @STANDBY: Low power standby state when no playback/capture operations are | |
196 | * in progress. NOTE: The transition time between STANDBY and ON | |
197 | * should be as fast as possible and no longer than 10ms. | |
198 | * @OFF: Power Off. No restrictions on transition times. | |
199 | */ | |
200 | enum snd_soc_bias_level { | |
201 | SND_SOC_BIAS_ON, | |
202 | SND_SOC_BIAS_PREPARE, | |
203 | SND_SOC_BIAS_STANDBY, | |
204 | SND_SOC_BIAS_OFF, | |
205 | }; | |
206 | ||
8a2cd618 MB |
207 | struct snd_jack; |
208 | struct snd_soc_card; | |
808db4a4 RP |
209 | struct snd_soc_device; |
210 | struct snd_soc_pcm_stream; | |
211 | struct snd_soc_ops; | |
212 | struct snd_soc_dai_mode; | |
213 | struct snd_soc_pcm_runtime; | |
3c4b266f | 214 | struct snd_soc_dai; |
12a48a8c | 215 | struct snd_soc_platform; |
d273ebe7 | 216 | struct snd_soc_dai_link; |
808db4a4 | 217 | struct snd_soc_codec; |
808db4a4 RP |
218 | struct soc_enum; |
219 | struct snd_soc_ac97_ops; | |
8a2cd618 MB |
220 | struct snd_soc_jack; |
221 | struct snd_soc_jack_pin; | |
ec67624d LCM |
222 | #ifdef CONFIG_GPIOLIB |
223 | struct snd_soc_jack_gpio; | |
224 | #endif | |
808db4a4 RP |
225 | |
226 | typedef int (*hw_write_t)(void *,const char* ,int); | |
808db4a4 RP |
227 | |
228 | extern struct snd_ac97_bus_ops soc_ac97_ops; | |
229 | ||
7084a42b MB |
230 | enum snd_soc_control_type { |
231 | SND_SOC_CUSTOM, | |
232 | SND_SOC_I2C, | |
233 | SND_SOC_SPI, | |
234 | }; | |
235 | ||
12a48a8c MB |
236 | int snd_soc_register_platform(struct snd_soc_platform *platform); |
237 | void snd_soc_unregister_platform(struct snd_soc_platform *platform); | |
0d0cf00a MB |
238 | int snd_soc_register_codec(struct snd_soc_codec *codec); |
239 | void snd_soc_unregister_codec(struct snd_soc_codec *codec); | |
096e49d5 | 240 | int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, int reg); |
17a52fd6 | 241 | int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec, |
7084a42b MB |
242 | int addr_bits, int data_bits, |
243 | enum snd_soc_control_type control); | |
12a48a8c | 244 | |
808db4a4 RP |
245 | /* pcm <-> DAI connect */ |
246 | void snd_soc_free_pcms(struct snd_soc_device *socdev); | |
247 | int snd_soc_new_pcms(struct snd_soc_device *socdev, int idx, const char *xid); | |
808db4a4 | 248 | |
7aae816d MB |
249 | /* Utility functions to get clock rates from various things */ |
250 | int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); | |
251 | int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); | |
c0fa59df | 252 | int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); |
7aae816d MB |
253 | int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); |
254 | ||
808db4a4 RP |
255 | /* set runtime hw params */ |
256 | int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, | |
257 | const struct snd_pcm_hardware *hw); | |
808db4a4 | 258 | |
8a2cd618 MB |
259 | /* Jack reporting */ |
260 | int snd_soc_jack_new(struct snd_soc_card *card, const char *id, int type, | |
261 | struct snd_soc_jack *jack); | |
262 | void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask); | |
263 | int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count, | |
264 | struct snd_soc_jack_pin *pins); | |
d5021ec9 MB |
265 | void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, |
266 | struct notifier_block *nb); | |
267 | void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, | |
268 | struct notifier_block *nb); | |
ec67624d LCM |
269 | #ifdef CONFIG_GPIOLIB |
270 | int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, | |
271 | struct snd_soc_jack_gpio *gpios); | |
272 | void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, | |
273 | struct snd_soc_jack_gpio *gpios); | |
274 | #endif | |
8a2cd618 | 275 | |
808db4a4 RP |
276 | /* codec register bit access */ |
277 | int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, | |
46f5822f | 278 | unsigned int mask, unsigned int value); |
dd1b3d53 MB |
279 | int snd_soc_update_bits_locked(struct snd_soc_codec *codec, |
280 | unsigned short reg, unsigned int mask, | |
281 | unsigned int value); | |
808db4a4 | 282 | int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, |
46f5822f | 283 | unsigned int mask, unsigned int value); |
808db4a4 RP |
284 | |
285 | int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, | |
286 | struct snd_ac97_bus_ops *ops, int num); | |
287 | void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); | |
288 | ||
289 | /* | |
290 | *Controls | |
291 | */ | |
292 | struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, | |
293 | void *data, char *long_name); | |
3e8e1952 IM |
294 | int snd_soc_add_controls(struct snd_soc_codec *codec, |
295 | const struct snd_kcontrol_new *controls, int num_controls); | |
808db4a4 RP |
296 | int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, |
297 | struct snd_ctl_elem_info *uinfo); | |
298 | int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol, | |
299 | struct snd_ctl_elem_info *uinfo); | |
300 | int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, | |
301 | struct snd_ctl_elem_value *ucontrol); | |
302 | int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, | |
303 | struct snd_ctl_elem_value *ucontrol); | |
2e72f8e3 PU |
304 | int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol, |
305 | struct snd_ctl_elem_value *ucontrol); | |
306 | int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol, | |
307 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 RP |
308 | int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, |
309 | struct snd_ctl_elem_info *uinfo); | |
310 | int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol, | |
311 | struct snd_ctl_elem_info *uinfo); | |
392abe9c | 312 | #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info |
808db4a4 RP |
313 | int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, |
314 | struct snd_ctl_elem_value *ucontrol); | |
315 | int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, | |
316 | struct snd_ctl_elem_value *ucontrol); | |
317 | int snd_soc_info_volsw_2r(struct snd_kcontrol *kcontrol, | |
318 | struct snd_ctl_elem_info *uinfo); | |
319 | int snd_soc_get_volsw_2r(struct snd_kcontrol *kcontrol, | |
320 | struct snd_ctl_elem_value *ucontrol); | |
321 | int snd_soc_put_volsw_2r(struct snd_kcontrol *kcontrol, | |
322 | struct snd_ctl_elem_value *ucontrol); | |
e13ac2e9 MB |
323 | int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol, |
324 | struct snd_ctl_elem_info *uinfo); | |
325 | int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol, | |
326 | struct snd_ctl_elem_value *ucontrol); | |
327 | int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, | |
328 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 | 329 | |
8a2cd618 MB |
330 | /** |
331 | * struct snd_soc_jack_pin - Describes a pin to update based on jack detection | |
332 | * | |
333 | * @pin: name of the pin to update | |
334 | * @mask: bits to check for in reported jack status | |
335 | * @invert: if non-zero then pin is enabled when status is not reported | |
336 | */ | |
337 | struct snd_soc_jack_pin { | |
338 | struct list_head list; | |
339 | const char *pin; | |
340 | int mask; | |
341 | bool invert; | |
342 | }; | |
343 | ||
ec67624d LCM |
344 | /** |
345 | * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection | |
346 | * | |
347 | * @gpio: gpio number | |
348 | * @name: gpio name | |
349 | * @report: value to report when jack detected | |
350 | * @invert: report presence in low state | |
351 | * @debouce_time: debouce time in ms | |
352 | */ | |
353 | #ifdef CONFIG_GPIOLIB | |
354 | struct snd_soc_jack_gpio { | |
355 | unsigned int gpio; | |
356 | const char *name; | |
357 | int report; | |
358 | int invert; | |
359 | int debounce_time; | |
360 | struct snd_soc_jack *jack; | |
361 | struct work_struct work; | |
c871a053 JS |
362 | |
363 | int (*jack_status_check)(void); | |
ec67624d LCM |
364 | }; |
365 | #endif | |
366 | ||
8a2cd618 MB |
367 | struct snd_soc_jack { |
368 | struct snd_jack *jack; | |
369 | struct snd_soc_card *card; | |
370 | struct list_head pins; | |
371 | int status; | |
d5021ec9 | 372 | struct blocking_notifier_head notifier; |
8a2cd618 MB |
373 | }; |
374 | ||
808db4a4 RP |
375 | /* SoC PCM stream information */ |
376 | struct snd_soc_pcm_stream { | |
377 | char *stream_name; | |
1c433fbd GG |
378 | u64 formats; /* SNDRV_PCM_FMTBIT_* */ |
379 | unsigned int rates; /* SNDRV_PCM_RATE_* */ | |
808db4a4 RP |
380 | unsigned int rate_min; /* min rate */ |
381 | unsigned int rate_max; /* max rate */ | |
382 | unsigned int channels_min; /* min channels */ | |
383 | unsigned int channels_max; /* max channels */ | |
53a61d96 | 384 | unsigned int active; /* stream is in use */ |
fd23b7de | 385 | void *dma_data; /* used by platform code */ |
808db4a4 RP |
386 | }; |
387 | ||
388 | /* SoC audio ops */ | |
389 | struct snd_soc_ops { | |
390 | int (*startup)(struct snd_pcm_substream *); | |
391 | void (*shutdown)(struct snd_pcm_substream *); | |
392 | int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); | |
393 | int (*hw_free)(struct snd_pcm_substream *); | |
394 | int (*prepare)(struct snd_pcm_substream *); | |
395 | int (*trigger)(struct snd_pcm_substream *, int); | |
396 | }; | |
397 | ||
808db4a4 RP |
398 | /* SoC Audio Codec */ |
399 | struct snd_soc_codec { | |
400 | char *name; | |
401 | struct module *owner; | |
402 | struct mutex mutex; | |
0d0cf00a | 403 | struct device *dev; |
452c5eaa | 404 | struct snd_soc_device *socdev; |
0d0cf00a MB |
405 | |
406 | struct list_head list; | |
808db4a4 RP |
407 | |
408 | /* callbacks */ | |
0be9898a MB |
409 | int (*set_bias_level)(struct snd_soc_codec *, |
410 | enum snd_soc_bias_level level); | |
808db4a4 RP |
411 | |
412 | /* runtime */ | |
413 | struct snd_card *card; | |
414 | struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ | |
415 | unsigned int active; | |
416 | unsigned int pcm_devs; | |
b2c812e2 | 417 | void *drvdata; |
808db4a4 RP |
418 | |
419 | /* codec IO */ | |
420 | void *control_data; /* codec control (i2c/3wire) data */ | |
421 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); | |
422 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
58cd33c0 MB |
423 | int (*display_register)(struct snd_soc_codec *, char *, |
424 | size_t, unsigned int); | |
096e49d5 | 425 | int (*volatile_register)(unsigned int); |
77ee09c6 | 426 | int (*readable_register)(unsigned int); |
808db4a4 | 427 | hw_write_t hw_write; |
afa2f106 | 428 | unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int); |
808db4a4 RP |
429 | void *reg_cache; |
430 | short reg_cache_size; | |
431 | short reg_cache_step; | |
432 | ||
a96ca338 | 433 | unsigned int idle_bias_off:1; /* Use BIAS_OFF instead of STANDBY */ |
8c961bcc | 434 | unsigned int cache_only:1; /* Suppress writes to hardware */ |
a3032b47 | 435 | unsigned int cache_sync:1; /* Cache needs to be synced to hardware */ |
a96ca338 | 436 | |
808db4a4 | 437 | /* dapm */ |
12ef193d | 438 | u32 pop_time; |
808db4a4 RP |
439 | struct list_head dapm_widgets; |
440 | struct list_head dapm_paths; | |
0be9898a MB |
441 | enum snd_soc_bias_level bias_level; |
442 | enum snd_soc_bias_level suspend_bias_level; | |
1321b160 | 443 | struct delayed_work delayed_work; |
808db4a4 RP |
444 | |
445 | /* codec DAI's */ | |
3c4b266f | 446 | struct snd_soc_dai *dai; |
808db4a4 | 447 | unsigned int num_dai; |
384c89e2 MB |
448 | |
449 | #ifdef CONFIG_DEBUG_FS | |
88439ac7 | 450 | struct dentry *debugfs_codec_root; |
384c89e2 MB |
451 | struct dentry *debugfs_reg; |
452 | struct dentry *debugfs_pop_time; | |
79fb9387 | 453 | struct dentry *debugfs_dapm; |
384c89e2 | 454 | #endif |
808db4a4 RP |
455 | }; |
456 | ||
457 | /* codec device */ | |
458 | struct snd_soc_codec_device { | |
459 | int (*probe)(struct platform_device *pdev); | |
460 | int (*remove)(struct platform_device *pdev); | |
461 | int (*suspend)(struct platform_device *pdev, pm_message_t state); | |
462 | int (*resume)(struct platform_device *pdev); | |
463 | }; | |
464 | ||
465 | /* SoC platform interface */ | |
466 | struct snd_soc_platform { | |
467 | char *name; | |
12a48a8c | 468 | struct list_head list; |
808db4a4 RP |
469 | |
470 | int (*probe)(struct platform_device *pdev); | |
471 | int (*remove)(struct platform_device *pdev); | |
d273ebe7 | 472 | int (*suspend)(struct snd_soc_dai_link *dai_link); |
473 | int (*resume)(struct snd_soc_dai_link *dai_link); | |
808db4a4 RP |
474 | |
475 | /* pcm creation and destruction */ | |
3c4b266f | 476 | int (*pcm_new)(struct snd_card *, struct snd_soc_dai *, |
808db4a4 RP |
477 | struct snd_pcm *); |
478 | void (*pcm_free)(struct snd_pcm *); | |
479 | ||
258020d0 PU |
480 | /* |
481 | * For platform caused delay reporting. | |
482 | * Optional. | |
483 | */ | |
484 | snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *, | |
485 | struct snd_soc_dai *); | |
486 | ||
808db4a4 RP |
487 | /* platform stream ops */ |
488 | struct snd_pcm_ops *pcm_ops; | |
489 | }; | |
490 | ||
491 | /* SoC machine DAI configuration, glues a codec and cpu DAI together */ | |
492 | struct snd_soc_dai_link { | |
493 | char *name; /* Codec name */ | |
494 | char *stream_name; /* Stream name */ | |
495 | ||
496 | /* DAI */ | |
3c4b266f LG |
497 | struct snd_soc_dai *codec_dai; |
498 | struct snd_soc_dai *cpu_dai; | |
1c433fbd GG |
499 | |
500 | /* machine stream operations */ | |
501 | struct snd_soc_ops *ops; | |
808db4a4 RP |
502 | |
503 | /* codec/machine specific init - e.g. add machine controls */ | |
504 | int (*init)(struct snd_soc_codec *codec); | |
4ccab3e7 | 505 | |
06f409d7 MB |
506 | /* Symmetry requirements */ |
507 | unsigned int symmetric_rates:1; | |
508 | ||
509 | /* Symmetry data - only valid if symmetry is being enforced */ | |
510 | unsigned int rate; | |
511 | ||
4ccab3e7 LG |
512 | /* DAI pcm */ |
513 | struct snd_pcm *pcm; | |
808db4a4 RP |
514 | }; |
515 | ||
87506549 MB |
516 | /* SoC card */ |
517 | struct snd_soc_card { | |
808db4a4 | 518 | char *name; |
c5af3a2e MB |
519 | struct device *dev; |
520 | ||
521 | struct list_head list; | |
522 | ||
523 | int instantiated; | |
808db4a4 RP |
524 | |
525 | int (*probe)(struct platform_device *pdev); | |
526 | int (*remove)(struct platform_device *pdev); | |
527 | ||
528 | /* the pre and post PM functions are used to do any PM work before and | |
529 | * after the codec and DAI's do any PM work. */ | |
530 | int (*suspend_pre)(struct platform_device *pdev, pm_message_t state); | |
531 | int (*suspend_post)(struct platform_device *pdev, pm_message_t state); | |
532 | int (*resume_pre)(struct platform_device *pdev); | |
533 | int (*resume_post)(struct platform_device *pdev); | |
534 | ||
0b4d221b | 535 | /* callbacks */ |
87506549 | 536 | int (*set_bias_level)(struct snd_soc_card *, |
0be9898a | 537 | enum snd_soc_bias_level level); |
0b4d221b | 538 | |
6c5f1fed | 539 | long pmdown_time; |
96dd3622 | 540 | |
808db4a4 RP |
541 | /* CPU <--> Codec DAI links */ |
542 | struct snd_soc_dai_link *dai_link; | |
543 | int num_links; | |
6308419a MB |
544 | |
545 | struct snd_soc_device *socdev; | |
546 | ||
6627a653 MB |
547 | struct snd_soc_codec *codec; |
548 | ||
87689d56 | 549 | struct snd_soc_platform *platform; |
6308419a MB |
550 | struct delayed_work delayed_work; |
551 | struct work_struct deferred_resume_work; | |
808db4a4 RP |
552 | }; |
553 | ||
554 | /* SoC Device - the audio subsystem */ | |
555 | struct snd_soc_device { | |
556 | struct device *dev; | |
87506549 | 557 | struct snd_soc_card *card; |
808db4a4 RP |
558 | struct snd_soc_codec_device *codec_dev; |
559 | void *codec_data; | |
560 | }; | |
561 | ||
562 | /* runtime channel data */ | |
563 | struct snd_soc_pcm_runtime { | |
1c433fbd | 564 | struct snd_soc_dai_link *dai; |
808db4a4 RP |
565 | struct snd_soc_device *socdev; |
566 | }; | |
567 | ||
4eaa9819 JS |
568 | /* mixer control */ |
569 | struct soc_mixer_control { | |
570 | int min, max; | |
815ecf8d | 571 | unsigned int reg, rreg, shift, rshift, invert; |
4eaa9819 JS |
572 | }; |
573 | ||
808db4a4 RP |
574 | /* enumerated kcontrol */ |
575 | struct soc_enum { | |
2e72f8e3 PU |
576 | unsigned short reg; |
577 | unsigned short reg2; | |
578 | unsigned char shift_l; | |
579 | unsigned char shift_r; | |
580 | unsigned int max; | |
581 | unsigned int mask; | |
582 | const char **texts; | |
583 | const unsigned int *values; | |
584 | void *dapm; | |
585 | }; | |
586 | ||
5c82f567 MB |
587 | /* codec IO */ |
588 | static inline unsigned int snd_soc_read(struct snd_soc_codec *codec, | |
589 | unsigned int reg) | |
590 | { | |
591 | return codec->read(codec, reg); | |
592 | } | |
593 | ||
594 | static inline unsigned int snd_soc_write(struct snd_soc_codec *codec, | |
595 | unsigned int reg, unsigned int val) | |
596 | { | |
597 | return codec->write(codec, reg, val); | |
598 | } | |
599 | ||
b2c812e2 MB |
600 | static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec, |
601 | void *data) | |
602 | { | |
603 | codec->drvdata = data; | |
604 | } | |
605 | ||
606 | static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec) | |
607 | { | |
608 | return codec->drvdata; | |
609 | } | |
610 | ||
a47cbe72 MB |
611 | #include <sound/soc-dai.h> |
612 | ||
808db4a4 | 613 | #endif |