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 | 32 | {.reg = xreg, .shift = xshift, .rshift = xshift, .max = xmax, \ |
d11bb4a9 | 33 | .platform_max = xmax, .invert = xinvert}) |
4eaa9819 JS |
34 | #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ |
35 | ((unsigned long)&(struct soc_mixer_control) \ | |
d11bb4a9 | 36 | {.reg = xreg, .max = xmax, .platform_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, \ | |
d11bb4a9 | 56 | .max = xmax, .platform_max = xmax, .invert = xinvert} } |
4eaa9819 | 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, \ | |
d11bb4a9 | 63 | .max = xmax, .platform_max = xmax, .invert = xinvert} } |
4eaa9819 | 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,\ | |
d11bb4a9 | 73 | .max = xmax, .platform_max = xmax, .invert = xinvert} } |
4eaa9819 | 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, \ | |
d11bb4a9 | 83 | .max = xmax, .platform_max = xmax, .invert = xinvert} } |
4eaa9819 | 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 | 91 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
d11bb4a9 PU |
92 | {.reg = xreg, .min = xmin, .max = xmax, \ |
93 | .platform_max = xmax} } | |
f8ba0b7b | 94 | #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \ |
808db4a4 | 95 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ |
f8ba0b7b JS |
96 | .max = xmax, .texts = xtexts } |
97 | #define SOC_ENUM_SINGLE(xreg, xshift, xmax, xtexts) \ | |
98 | SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmax, xtexts) | |
99 | #define SOC_ENUM_SINGLE_EXT(xmax, xtexts) \ | |
100 | { .max = xmax, .texts = xtexts } | |
2e72f8e3 PU |
101 | #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xmax, xtexts, xvalues) \ |
102 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ | |
103 | .mask = xmask, .max = xmax, .texts = xtexts, .values = xvalues} | |
104 | #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xmax, xtexts, xvalues) \ | |
105 | SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xmax, xtexts, xvalues) | |
808db4a4 RP |
106 | #define SOC_ENUM(xname, xenum) \ |
107 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
108 | .info = snd_soc_info_enum_double, \ | |
109 | .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ | |
110 | .private_value = (unsigned long)&xenum } | |
2e72f8e3 PU |
111 | #define SOC_VALUE_ENUM(xname, xenum) \ |
112 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
74155556 | 113 | .info = snd_soc_info_enum_double, \ |
2e72f8e3 PU |
114 | .get = snd_soc_get_value_enum_double, \ |
115 | .put = snd_soc_put_value_enum_double, \ | |
116 | .private_value = (unsigned long)&xenum } | |
f8ba0b7b | 117 | #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\ |
808db4a4 RP |
118 | xhandler_get, xhandler_put) \ |
119 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
1c433fbd | 120 | .info = snd_soc_info_volsw, \ |
808db4a4 | 121 | .get = xhandler_get, .put = xhandler_put, \ |
f8ba0b7b | 122 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
7629ad24 DM |
123 | #define SOC_DOUBLE_EXT(xname, xreg, shift_left, shift_right, xmax, xinvert,\ |
124 | xhandler_get, xhandler_put) \ | |
125 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
126 | .info = snd_soc_info_volsw, \ | |
127 | .get = xhandler_get, .put = xhandler_put, \ | |
128 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
129 | {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ | |
d11bb4a9 | 130 | .max = xmax, .platform_max = xmax, .invert = xinvert} } |
f8ba0b7b | 131 | #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ |
10144c09 MM |
132 | xhandler_get, xhandler_put, tlv_array) \ |
133 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
134 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
135 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
136 | .tlv.p = (tlv_array), \ | |
137 | .info = snd_soc_info_volsw, \ | |
138 | .get = xhandler_get, .put = xhandler_put, \ | |
f8ba0b7b | 139 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
d0af93db JS |
140 | #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\ |
141 | xhandler_get, xhandler_put, tlv_array) \ | |
142 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
143 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
144 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
145 | .tlv.p = (tlv_array), \ | |
146 | .info = snd_soc_info_volsw, \ | |
147 | .get = xhandler_get, .put = xhandler_put, \ | |
148 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
149 | {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ | |
d11bb4a9 | 150 | .max = xmax, .platform_max = xmax, .invert = xinvert} } |
3ce91d5a JS |
151 | #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\ |
152 | xhandler_get, xhandler_put, tlv_array) \ | |
153 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
154 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
155 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
156 | .tlv.p = (tlv_array), \ | |
157 | .info = snd_soc_info_volsw_2r, \ | |
158 | .get = xhandler_get, .put = xhandler_put, \ | |
159 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
160 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
d11bb4a9 | 161 | .max = xmax, .platform_max = xmax, .invert = xinvert} } |
808db4a4 RP |
162 | #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ |
163 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
164 | .info = snd_soc_info_bool_ext, \ | |
165 | .get = xhandler_get, .put = xhandler_put, \ | |
166 | .private_value = xdata } | |
167 | #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ | |
168 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
169 | .info = snd_soc_info_enum_ext, \ | |
170 | .get = xhandler_get, .put = xhandler_put, \ | |
171 | .private_value = (unsigned long)&xenum } | |
172 | ||
b6f4bb38 | 173 | #define SOC_DOUBLE_R_SX_TLV(xname, xreg_left, xreg_right, xshift,\ |
174 | xmin, xmax, tlv_array) \ | |
175 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
176 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
177 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
178 | .tlv.p = (tlv_array), \ | |
179 | .info = snd_soc_info_volsw_2r_sx, \ | |
180 | .get = snd_soc_get_volsw_2r_sx, \ | |
181 | .put = snd_soc_put_volsw_2r_sx, \ | |
182 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
183 | {.reg = xreg_left, \ | |
184 | .rreg = xreg_right, .shift = xshift, \ | |
185 | .min = xmin, .max = xmax} } | |
186 | ||
187 | ||
6c2fb6a8 GL |
188 | /* |
189 | * Simplified versions of above macros, declaring a struct and calculating | |
190 | * ARRAY_SIZE internally | |
191 | */ | |
192 | #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \ | |
193 | struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \ | |
194 | ARRAY_SIZE(xtexts), xtexts) | |
195 | #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \ | |
196 | SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts) | |
197 | #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \ | |
198 | struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts) | |
199 | #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \ | |
200 | struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \ | |
201 | ARRAY_SIZE(xtexts), xtexts, xvalues) | |
202 | #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ | |
203 | SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues) | |
204 | ||
0be9898a MB |
205 | /* |
206 | * Bias levels | |
207 | * | |
208 | * @ON: Bias is fully on for audio playback and capture operations. | |
209 | * @PREPARE: Prepare for audio operations. Called before DAPM switching for | |
210 | * stream start and stop operations. | |
211 | * @STANDBY: Low power standby state when no playback/capture operations are | |
212 | * in progress. NOTE: The transition time between STANDBY and ON | |
213 | * should be as fast as possible and no longer than 10ms. | |
214 | * @OFF: Power Off. No restrictions on transition times. | |
215 | */ | |
216 | enum snd_soc_bias_level { | |
0be9898a | 217 | SND_SOC_BIAS_OFF, |
4e485416 JN |
218 | SND_SOC_BIAS_STANDBY, |
219 | SND_SOC_BIAS_PREPARE, | |
220 | SND_SOC_BIAS_ON, | |
0be9898a MB |
221 | }; |
222 | ||
8a2cd618 MB |
223 | struct snd_jack; |
224 | struct snd_soc_card; | |
808db4a4 RP |
225 | struct snd_soc_pcm_stream; |
226 | struct snd_soc_ops; | |
808db4a4 | 227 | struct snd_soc_pcm_runtime; |
3c4b266f | 228 | struct snd_soc_dai; |
f0fba2ad | 229 | struct snd_soc_dai_driver; |
12a48a8c | 230 | struct snd_soc_platform; |
d273ebe7 | 231 | struct snd_soc_dai_link; |
f0fba2ad | 232 | struct snd_soc_platform_driver; |
808db4a4 | 233 | struct snd_soc_codec; |
f0fba2ad | 234 | struct snd_soc_codec_driver; |
808db4a4 | 235 | struct soc_enum; |
8a2cd618 MB |
236 | struct snd_soc_jack; |
237 | struct snd_soc_jack_pin; | |
7a30a3db | 238 | struct snd_soc_cache_ops; |
ce6120cc | 239 | #include <sound/soc-dapm.h> |
f0fba2ad | 240 | |
ec67624d LCM |
241 | #ifdef CONFIG_GPIOLIB |
242 | struct snd_soc_jack_gpio; | |
243 | #endif | |
808db4a4 RP |
244 | |
245 | typedef int (*hw_write_t)(void *,const char* ,int); | |
808db4a4 RP |
246 | |
247 | extern struct snd_ac97_bus_ops soc_ac97_ops; | |
248 | ||
7084a42b MB |
249 | enum snd_soc_control_type { |
250 | SND_SOC_CUSTOM, | |
251 | SND_SOC_I2C, | |
252 | SND_SOC_SPI, | |
253 | }; | |
254 | ||
7a30a3db | 255 | enum snd_soc_compress_type { |
119bd789 | 256 | SND_SOC_FLAT_COMPRESSION = 1, |
a7f387d5 DP |
257 | SND_SOC_LZO_COMPRESSION, |
258 | SND_SOC_RBTREE_COMPRESSION | |
7a30a3db DP |
259 | }; |
260 | ||
70a7ca34 VK |
261 | int snd_soc_register_card(struct snd_soc_card *card); |
262 | int snd_soc_unregister_card(struct snd_soc_card *card); | |
f0fba2ad LG |
263 | int snd_soc_register_platform(struct device *dev, |
264 | struct snd_soc_platform_driver *platform_drv); | |
265 | void snd_soc_unregister_platform(struct device *dev); | |
266 | int snd_soc_register_codec(struct device *dev, | |
001ae4c0 | 267 | const struct snd_soc_codec_driver *codec_drv, |
f0fba2ad LG |
268 | struct snd_soc_dai_driver *dai_drv, int num_dai); |
269 | void snd_soc_unregister_codec(struct device *dev); | |
181e055e MB |
270 | int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, |
271 | unsigned int reg); | |
17a52fd6 | 272 | int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec, |
7084a42b MB |
273 | int addr_bits, int data_bits, |
274 | enum snd_soc_control_type control); | |
7a30a3db DP |
275 | int snd_soc_cache_sync(struct snd_soc_codec *codec); |
276 | int snd_soc_cache_init(struct snd_soc_codec *codec); | |
277 | int snd_soc_cache_exit(struct snd_soc_codec *codec); | |
278 | int snd_soc_cache_write(struct snd_soc_codec *codec, | |
279 | unsigned int reg, unsigned int value); | |
280 | int snd_soc_cache_read(struct snd_soc_codec *codec, | |
281 | unsigned int reg, unsigned int *value); | |
066d16c3 DP |
282 | int snd_soc_default_volatile_register(struct snd_soc_codec *codec, |
283 | unsigned int reg); | |
284 | int snd_soc_default_readable_register(struct snd_soc_codec *codec, | |
285 | unsigned int reg); | |
12a48a8c | 286 | |
7aae816d MB |
287 | /* Utility functions to get clock rates from various things */ |
288 | int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); | |
289 | int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); | |
c0fa59df | 290 | int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); |
7aae816d MB |
291 | int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); |
292 | ||
808db4a4 RP |
293 | /* set runtime hw params */ |
294 | int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, | |
295 | const struct snd_pcm_hardware *hw); | |
808db4a4 | 296 | |
8a2cd618 | 297 | /* Jack reporting */ |
f0fba2ad | 298 | int snd_soc_jack_new(struct snd_soc_codec *codec, const char *id, int type, |
8a2cd618 MB |
299 | struct snd_soc_jack *jack); |
300 | void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask); | |
301 | int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count, | |
302 | struct snd_soc_jack_pin *pins); | |
d5021ec9 MB |
303 | void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, |
304 | struct notifier_block *nb); | |
305 | void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, | |
306 | struct notifier_block *nb); | |
ec67624d LCM |
307 | #ifdef CONFIG_GPIOLIB |
308 | int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, | |
309 | struct snd_soc_jack_gpio *gpios); | |
310 | void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, | |
311 | struct snd_soc_jack_gpio *gpios); | |
312 | #endif | |
8a2cd618 | 313 | |
808db4a4 RP |
314 | /* codec register bit access */ |
315 | int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, | |
46f5822f | 316 | unsigned int mask, unsigned int value); |
dd1b3d53 MB |
317 | int snd_soc_update_bits_locked(struct snd_soc_codec *codec, |
318 | unsigned short reg, unsigned int mask, | |
319 | unsigned int value); | |
808db4a4 | 320 | int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, |
46f5822f | 321 | unsigned int mask, unsigned int value); |
808db4a4 RP |
322 | |
323 | int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, | |
324 | struct snd_ac97_bus_ops *ops, int num); | |
325 | void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); | |
326 | ||
327 | /* | |
328 | *Controls | |
329 | */ | |
330 | struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, | |
331 | void *data, char *long_name); | |
3e8e1952 IM |
332 | int snd_soc_add_controls(struct snd_soc_codec *codec, |
333 | const struct snd_kcontrol_new *controls, int num_controls); | |
808db4a4 RP |
334 | int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, |
335 | struct snd_ctl_elem_info *uinfo); | |
336 | int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol, | |
337 | struct snd_ctl_elem_info *uinfo); | |
338 | int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, | |
339 | struct snd_ctl_elem_value *ucontrol); | |
340 | int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, | |
341 | struct snd_ctl_elem_value *ucontrol); | |
2e72f8e3 PU |
342 | int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol, |
343 | struct snd_ctl_elem_value *ucontrol); | |
344 | int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol, | |
345 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 RP |
346 | int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, |
347 | struct snd_ctl_elem_info *uinfo); | |
348 | int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol, | |
349 | struct snd_ctl_elem_info *uinfo); | |
392abe9c | 350 | #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info |
808db4a4 RP |
351 | int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, |
352 | struct snd_ctl_elem_value *ucontrol); | |
353 | int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, | |
354 | struct snd_ctl_elem_value *ucontrol); | |
355 | int snd_soc_info_volsw_2r(struct snd_kcontrol *kcontrol, | |
356 | struct snd_ctl_elem_info *uinfo); | |
357 | int snd_soc_get_volsw_2r(struct snd_kcontrol *kcontrol, | |
358 | struct snd_ctl_elem_value *ucontrol); | |
359 | int snd_soc_put_volsw_2r(struct snd_kcontrol *kcontrol, | |
360 | struct snd_ctl_elem_value *ucontrol); | |
e13ac2e9 MB |
361 | int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol, |
362 | struct snd_ctl_elem_info *uinfo); | |
363 | int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol, | |
364 | struct snd_ctl_elem_value *ucontrol); | |
365 | int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, | |
366 | struct snd_ctl_elem_value *ucontrol); | |
637d3847 PU |
367 | int snd_soc_limit_volume(struct snd_soc_codec *codec, |
368 | const char *name, int max); | |
b6f4bb38 | 369 | int snd_soc_info_volsw_2r_sx(struct snd_kcontrol *kcontrol, |
370 | struct snd_ctl_elem_info *uinfo); | |
371 | int snd_soc_get_volsw_2r_sx(struct snd_kcontrol *kcontrol, | |
372 | struct snd_ctl_elem_value *ucontrol); | |
373 | int snd_soc_put_volsw_2r_sx(struct snd_kcontrol *kcontrol, | |
374 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 | 375 | |
066d16c3 DP |
376 | /** |
377 | * struct snd_soc_reg_access - Describes whether a given register is | |
378 | * readable, writable or volatile. | |
379 | * | |
380 | * @reg: the register number | |
381 | * @read: whether this register is readable | |
382 | * @write: whether this register is writable | |
383 | * @vol: whether this register is volatile | |
384 | */ | |
385 | struct snd_soc_reg_access { | |
386 | u16 reg; | |
387 | u16 read; | |
388 | u16 write; | |
389 | u16 vol; | |
390 | }; | |
391 | ||
8a2cd618 MB |
392 | /** |
393 | * struct snd_soc_jack_pin - Describes a pin to update based on jack detection | |
394 | * | |
395 | * @pin: name of the pin to update | |
396 | * @mask: bits to check for in reported jack status | |
397 | * @invert: if non-zero then pin is enabled when status is not reported | |
398 | */ | |
399 | struct snd_soc_jack_pin { | |
400 | struct list_head list; | |
401 | const char *pin; | |
402 | int mask; | |
403 | bool invert; | |
404 | }; | |
405 | ||
ec67624d LCM |
406 | /** |
407 | * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection | |
408 | * | |
409 | * @gpio: gpio number | |
410 | * @name: gpio name | |
411 | * @report: value to report when jack detected | |
412 | * @invert: report presence in low state | |
413 | * @debouce_time: debouce time in ms | |
414 | */ | |
415 | #ifdef CONFIG_GPIOLIB | |
416 | struct snd_soc_jack_gpio { | |
417 | unsigned int gpio; | |
418 | const char *name; | |
419 | int report; | |
420 | int invert; | |
421 | int debounce_time; | |
422 | struct snd_soc_jack *jack; | |
4c14d78e | 423 | struct delayed_work work; |
c871a053 JS |
424 | |
425 | int (*jack_status_check)(void); | |
ec67624d LCM |
426 | }; |
427 | #endif | |
428 | ||
8a2cd618 MB |
429 | struct snd_soc_jack { |
430 | struct snd_jack *jack; | |
f0fba2ad | 431 | struct snd_soc_codec *codec; |
8a2cd618 MB |
432 | struct list_head pins; |
433 | int status; | |
d5021ec9 | 434 | struct blocking_notifier_head notifier; |
8a2cd618 MB |
435 | }; |
436 | ||
808db4a4 RP |
437 | /* SoC PCM stream information */ |
438 | struct snd_soc_pcm_stream { | |
f0fba2ad | 439 | const char *stream_name; |
1c433fbd GG |
440 | u64 formats; /* SNDRV_PCM_FMTBIT_* */ |
441 | unsigned int rates; /* SNDRV_PCM_RATE_* */ | |
808db4a4 RP |
442 | unsigned int rate_min; /* min rate */ |
443 | unsigned int rate_max; /* max rate */ | |
444 | unsigned int channels_min; /* min channels */ | |
445 | unsigned int channels_max; /* max channels */ | |
808db4a4 RP |
446 | }; |
447 | ||
448 | /* SoC audio ops */ | |
449 | struct snd_soc_ops { | |
450 | int (*startup)(struct snd_pcm_substream *); | |
451 | void (*shutdown)(struct snd_pcm_substream *); | |
452 | int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); | |
453 | int (*hw_free)(struct snd_pcm_substream *); | |
454 | int (*prepare)(struct snd_pcm_substream *); | |
455 | int (*trigger)(struct snd_pcm_substream *, int); | |
456 | }; | |
457 | ||
7a30a3db DP |
458 | /* SoC cache ops */ |
459 | struct snd_soc_cache_ops { | |
0d735eaa | 460 | const char *name; |
7a30a3db DP |
461 | enum snd_soc_compress_type id; |
462 | int (*init)(struct snd_soc_codec *codec); | |
463 | int (*exit)(struct snd_soc_codec *codec); | |
464 | int (*read)(struct snd_soc_codec *codec, unsigned int reg, | |
465 | unsigned int *value); | |
466 | int (*write)(struct snd_soc_codec *codec, unsigned int reg, | |
467 | unsigned int value); | |
468 | int (*sync)(struct snd_soc_codec *codec); | |
469 | }; | |
470 | ||
f0fba2ad | 471 | /* SoC Audio Codec device */ |
808db4a4 | 472 | struct snd_soc_codec { |
f0fba2ad | 473 | const char *name; |
ead9b919 | 474 | const char *name_prefix; |
f0fba2ad | 475 | int id; |
0d0cf00a | 476 | struct device *dev; |
001ae4c0 | 477 | const struct snd_soc_codec_driver *driver; |
0d0cf00a | 478 | |
f0fba2ad LG |
479 | struct mutex mutex; |
480 | struct snd_soc_card *card; | |
0d0cf00a | 481 | struct list_head list; |
f0fba2ad LG |
482 | struct list_head card_list; |
483 | int num_dai; | |
23bbce34 | 484 | enum snd_soc_compress_type compress_type; |
aea170a0 | 485 | size_t reg_size; /* reg_cache_size * reg_word_size */ |
1500b7b5 DP |
486 | int (*volatile_register)(struct snd_soc_codec *, unsigned int); |
487 | int (*readable_register)(struct snd_soc_codec *, unsigned int); | |
808db4a4 RP |
488 | |
489 | /* runtime */ | |
808db4a4 RP |
490 | struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ |
491 | unsigned int active; | |
dad8e7ae | 492 | unsigned int cache_bypass:1; /* Suppress access to the cache */ |
f0fba2ad LG |
493 | unsigned int cache_only:1; /* Suppress writes to hardware */ |
494 | unsigned int cache_sync:1; /* Cache needs to be synced to hardware */ | |
495 | unsigned int suspended:1; /* Codec is in suspend PM state */ | |
496 | unsigned int probed:1; /* Codec has been probed */ | |
497 | unsigned int ac97_registered:1; /* Codec has been AC97 registered */ | |
0562f788 | 498 | unsigned int ac97_created:1; /* Codec has been created by SoC */ |
f0fba2ad | 499 | unsigned int sysfs_registered:1; /* codec has been sysfs registered */ |
fdf0f54d | 500 | unsigned int cache_init:1; /* codec cache has been initialized */ |
808db4a4 RP |
501 | |
502 | /* codec IO */ | |
503 | void *control_data; /* codec control (i2c/3wire) data */ | |
808db4a4 | 504 | hw_write_t hw_write; |
afa2f106 | 505 | unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int); |
c3acec26 MB |
506 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); |
507 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
808db4a4 | 508 | void *reg_cache; |
3335ddca | 509 | const void *reg_def_copy; |
7a30a3db DP |
510 | const struct snd_soc_cache_ops *cache_ops; |
511 | struct mutex cache_rw_mutex; | |
a96ca338 | 512 | |
808db4a4 | 513 | /* dapm */ |
ce6120cc | 514 | struct snd_soc_dapm_context dapm; |
808db4a4 | 515 | |
384c89e2 | 516 | #ifdef CONFIG_DEBUG_FS |
88439ac7 | 517 | struct dentry *debugfs_codec_root; |
384c89e2 | 518 | struct dentry *debugfs_reg; |
79fb9387 | 519 | struct dentry *debugfs_dapm; |
384c89e2 | 520 | #endif |
808db4a4 RP |
521 | }; |
522 | ||
f0fba2ad LG |
523 | /* codec driver */ |
524 | struct snd_soc_codec_driver { | |
525 | ||
526 | /* driver ops */ | |
527 | int (*probe)(struct snd_soc_codec *); | |
528 | int (*remove)(struct snd_soc_codec *); | |
529 | int (*suspend)(struct snd_soc_codec *, | |
530 | pm_message_t state); | |
531 | int (*resume)(struct snd_soc_codec *); | |
532 | ||
533 | /* codec IO */ | |
534 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); | |
535 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
536 | int (*display_register)(struct snd_soc_codec *, char *, | |
537 | size_t, unsigned int); | |
d4754ec9 DP |
538 | int (*volatile_register)(struct snd_soc_codec *, unsigned int); |
539 | int (*readable_register)(struct snd_soc_codec *, unsigned int); | |
f0fba2ad LG |
540 | short reg_cache_size; |
541 | short reg_cache_step; | |
542 | short reg_word_size; | |
543 | const void *reg_cache_default; | |
066d16c3 DP |
544 | short reg_access_size; |
545 | const struct snd_soc_reg_access *reg_access_default; | |
7a30a3db | 546 | enum snd_soc_compress_type compress_type; |
f0fba2ad LG |
547 | |
548 | /* codec bias level */ | |
549 | int (*set_bias_level)(struct snd_soc_codec *, | |
550 | enum snd_soc_bias_level level); | |
474b62d6 MB |
551 | |
552 | void (*seq_notifier)(struct snd_soc_dapm_context *, | |
553 | enum snd_soc_dapm_type); | |
808db4a4 RP |
554 | }; |
555 | ||
556 | /* SoC platform interface */ | |
f0fba2ad | 557 | struct snd_soc_platform_driver { |
808db4a4 | 558 | |
f0fba2ad LG |
559 | int (*probe)(struct snd_soc_platform *); |
560 | int (*remove)(struct snd_soc_platform *); | |
561 | int (*suspend)(struct snd_soc_dai *dai); | |
562 | int (*resume)(struct snd_soc_dai *dai); | |
808db4a4 RP |
563 | |
564 | /* pcm creation and destruction */ | |
3c4b266f | 565 | int (*pcm_new)(struct snd_card *, struct snd_soc_dai *, |
808db4a4 RP |
566 | struct snd_pcm *); |
567 | void (*pcm_free)(struct snd_pcm *); | |
568 | ||
258020d0 PU |
569 | /* |
570 | * For platform caused delay reporting. | |
571 | * Optional. | |
572 | */ | |
573 | snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *, | |
574 | struct snd_soc_dai *); | |
575 | ||
808db4a4 | 576 | /* platform stream ops */ |
f0fba2ad | 577 | struct snd_pcm_ops *ops; |
808db4a4 RP |
578 | }; |
579 | ||
f0fba2ad LG |
580 | struct snd_soc_platform { |
581 | const char *name; | |
582 | int id; | |
583 | struct device *dev; | |
584 | struct snd_soc_platform_driver *driver; | |
808db4a4 | 585 | |
f0fba2ad LG |
586 | unsigned int suspended:1; /* platform is suspended */ |
587 | unsigned int probed:1; | |
1c433fbd | 588 | |
f0fba2ad LG |
589 | struct snd_soc_card *card; |
590 | struct list_head list; | |
591 | struct list_head card_list; | |
592 | }; | |
808db4a4 | 593 | |
f0fba2ad LG |
594 | struct snd_soc_dai_link { |
595 | /* config - must be set by machine driver */ | |
596 | const char *name; /* Codec name */ | |
597 | const char *stream_name; /* Stream name */ | |
598 | const char *codec_name; /* for multi-codec */ | |
599 | const char *platform_name; /* for multi-platform */ | |
600 | const char *cpu_dai_name; | |
601 | const char *codec_dai_name; | |
4ccab3e7 | 602 | |
3efab7dc MB |
603 | /* Keep DAI active over suspend */ |
604 | unsigned int ignore_suspend:1; | |
605 | ||
06f409d7 MB |
606 | /* Symmetry requirements */ |
607 | unsigned int symmetric_rates:1; | |
608 | ||
f0fba2ad LG |
609 | /* codec/machine specific init - e.g. add machine controls */ |
610 | int (*init)(struct snd_soc_pcm_runtime *rtd); | |
06f409d7 | 611 | |
f0fba2ad LG |
612 | /* machine stream operations */ |
613 | struct snd_soc_ops *ops; | |
808db4a4 RP |
614 | }; |
615 | ||
ff819b83 | 616 | struct snd_soc_codec_conf { |
ead9b919 | 617 | const char *dev_name; |
ff819b83 DP |
618 | |
619 | /* | |
620 | * optional map of kcontrol, widget and path name prefixes that are | |
621 | * associated per device | |
622 | */ | |
ead9b919 | 623 | const char *name_prefix; |
ff819b83 DP |
624 | |
625 | /* | |
626 | * set this to the desired compression type if you want to | |
627 | * override the one supplied in codec->driver->compress_type | |
628 | */ | |
629 | enum snd_soc_compress_type compress_type; | |
ead9b919 JN |
630 | }; |
631 | ||
2eea392d JN |
632 | struct snd_soc_aux_dev { |
633 | const char *name; /* Codec name */ | |
634 | const char *codec_name; /* for multi-codec */ | |
635 | ||
636 | /* codec/machine specific init - e.g. add machine controls */ | |
637 | int (*init)(struct snd_soc_dapm_context *dapm); | |
638 | }; | |
639 | ||
87506549 MB |
640 | /* SoC card */ |
641 | struct snd_soc_card { | |
f0fba2ad | 642 | const char *name; |
c5af3a2e | 643 | struct device *dev; |
f0fba2ad LG |
644 | struct snd_card *snd_card; |
645 | struct module *owner; | |
c5af3a2e MB |
646 | |
647 | struct list_head list; | |
f0fba2ad | 648 | struct mutex mutex; |
c5af3a2e | 649 | |
f0fba2ad | 650 | bool instantiated; |
808db4a4 | 651 | |
e7361ec4 MB |
652 | int (*probe)(struct snd_soc_card *card); |
653 | int (*remove)(struct snd_soc_card *card); | |
808db4a4 RP |
654 | |
655 | /* the pre and post PM functions are used to do any PM work before and | |
656 | * after the codec and DAI's do any PM work. */ | |
70b2ac12 MB |
657 | int (*suspend_pre)(struct snd_soc_card *card); |
658 | int (*suspend_post)(struct snd_soc_card *card); | |
659 | int (*resume_pre)(struct snd_soc_card *card); | |
660 | int (*resume_post)(struct snd_soc_card *card); | |
808db4a4 | 661 | |
0b4d221b | 662 | /* callbacks */ |
87506549 | 663 | int (*set_bias_level)(struct snd_soc_card *, |
0be9898a | 664 | enum snd_soc_bias_level level); |
1badabd9 MB |
665 | int (*set_bias_level_post)(struct snd_soc_card *, |
666 | enum snd_soc_bias_level level); | |
0b4d221b | 667 | |
6c5f1fed | 668 | long pmdown_time; |
96dd3622 | 669 | |
808db4a4 RP |
670 | /* CPU <--> Codec DAI links */ |
671 | struct snd_soc_dai_link *dai_link; | |
672 | int num_links; | |
f0fba2ad LG |
673 | struct snd_soc_pcm_runtime *rtd; |
674 | int num_rtd; | |
6308419a | 675 | |
ff819b83 DP |
676 | /* optional codec specific configuration */ |
677 | struct snd_soc_codec_conf *codec_conf; | |
678 | int num_configs; | |
ead9b919 | 679 | |
2eea392d JN |
680 | /* |
681 | * optional auxiliary devices such as amplifiers or codecs with DAI | |
682 | * link unused | |
683 | */ | |
684 | struct snd_soc_aux_dev *aux_dev; | |
685 | int num_aux_devs; | |
686 | struct snd_soc_pcm_runtime *rtd_aux; | |
687 | int num_aux_rtd; | |
688 | ||
6308419a | 689 | struct work_struct deferred_resume_work; |
f0fba2ad LG |
690 | |
691 | /* lists of probed devices belonging to this card */ | |
692 | struct list_head codec_dev_list; | |
693 | struct list_head platform_dev_list; | |
694 | struct list_head dai_dev_list; | |
a6052154 | 695 | |
97c866de | 696 | struct list_head widgets; |
8ddab3f5 | 697 | struct list_head paths; |
7be31be8 | 698 | struct list_head dapm_list; |
8ddab3f5 | 699 | |
a6052154 JN |
700 | #ifdef CONFIG_DEBUG_FS |
701 | struct dentry *debugfs_card_root; | |
3a45b867 | 702 | struct dentry *debugfs_pop_time; |
a6052154 | 703 | #endif |
3a45b867 | 704 | u32 pop_time; |
808db4a4 RP |
705 | }; |
706 | ||
f0fba2ad LG |
707 | /* SoC machine DAI configuration, glues a codec and cpu DAI together */ |
708 | struct snd_soc_pcm_runtime { | |
709 | struct device dev; | |
87506549 | 710 | struct snd_soc_card *card; |
f0fba2ad LG |
711 | struct snd_soc_dai_link *dai_link; |
712 | ||
713 | unsigned int complete:1; | |
714 | unsigned int dev_registered:1; | |
808db4a4 | 715 | |
f0fba2ad LG |
716 | /* Symmetry data - only valid if symmetry is being enforced */ |
717 | unsigned int rate; | |
718 | long pmdown_time; | |
719 | ||
720 | /* runtime devices */ | |
721 | struct snd_pcm *pcm; | |
722 | struct snd_soc_codec *codec; | |
723 | struct snd_soc_platform *platform; | |
724 | struct snd_soc_dai *codec_dai; | |
725 | struct snd_soc_dai *cpu_dai; | |
726 | ||
727 | struct delayed_work delayed_work; | |
808db4a4 RP |
728 | }; |
729 | ||
4eaa9819 JS |
730 | /* mixer control */ |
731 | struct soc_mixer_control { | |
d11bb4a9 | 732 | int min, max, platform_max; |
815ecf8d | 733 | unsigned int reg, rreg, shift, rshift, invert; |
4eaa9819 JS |
734 | }; |
735 | ||
808db4a4 RP |
736 | /* enumerated kcontrol */ |
737 | struct soc_enum { | |
2e72f8e3 PU |
738 | unsigned short reg; |
739 | unsigned short reg2; | |
740 | unsigned char shift_l; | |
741 | unsigned char shift_r; | |
742 | unsigned int max; | |
743 | unsigned int mask; | |
744 | const char **texts; | |
745 | const unsigned int *values; | |
746 | void *dapm; | |
747 | }; | |
748 | ||
5c82f567 | 749 | /* codec IO */ |
c3753707 MB |
750 | unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg); |
751 | unsigned int snd_soc_write(struct snd_soc_codec *codec, | |
752 | unsigned int reg, unsigned int val); | |
5c82f567 | 753 | |
f0fba2ad LG |
754 | /* device driver data */ |
755 | ||
b2c812e2 | 756 | static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec, |
f0fba2ad | 757 | void *data) |
b2c812e2 | 758 | { |
f0fba2ad | 759 | dev_set_drvdata(codec->dev, data); |
b2c812e2 MB |
760 | } |
761 | ||
762 | static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec) | |
763 | { | |
f0fba2ad LG |
764 | return dev_get_drvdata(codec->dev); |
765 | } | |
766 | ||
767 | static inline void snd_soc_platform_set_drvdata(struct snd_soc_platform *platform, | |
768 | void *data) | |
769 | { | |
770 | dev_set_drvdata(platform->dev, data); | |
771 | } | |
772 | ||
773 | static inline void *snd_soc_platform_get_drvdata(struct snd_soc_platform *platform) | |
774 | { | |
775 | return dev_get_drvdata(platform->dev); | |
776 | } | |
777 | ||
778 | static inline void snd_soc_pcm_set_drvdata(struct snd_soc_pcm_runtime *rtd, | |
779 | void *data) | |
780 | { | |
781 | dev_set_drvdata(&rtd->dev, data); | |
782 | } | |
783 | ||
784 | static inline void *snd_soc_pcm_get_drvdata(struct snd_soc_pcm_runtime *rtd) | |
785 | { | |
786 | return dev_get_drvdata(&rtd->dev); | |
b2c812e2 MB |
787 | } |
788 | ||
4e10bda0 VK |
789 | static inline void snd_soc_initialize_card_lists(struct snd_soc_card *card) |
790 | { | |
791 | INIT_LIST_HEAD(&card->dai_dev_list); | |
792 | INIT_LIST_HEAD(&card->codec_dev_list); | |
793 | INIT_LIST_HEAD(&card->platform_dev_list); | |
794 | INIT_LIST_HEAD(&card->widgets); | |
795 | INIT_LIST_HEAD(&card->paths); | |
796 | INIT_LIST_HEAD(&card->dapm_list); | |
797 | } | |
798 | ||
a47cbe72 MB |
799 | #include <sound/soc-dai.h> |
800 | ||
faff4bb0 | 801 | #ifdef CONFIG_DEBUG_FS |
8a9dab1a | 802 | extern struct dentry *snd_soc_debugfs_root; |
faff4bb0 SW |
803 | #endif |
804 | ||
808db4a4 | 805 | #endif |