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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 | ||
cb470087 | 16 | #include <linux/of.h> |
808db4a4 RP |
17 | #include <linux/platform_device.h> |
18 | #include <linux/types.h> | |
d5021ec9 | 19 | #include <linux/notifier.h> |
4484bb2e | 20 | #include <linux/workqueue.h> |
ec67624d LCM |
21 | #include <linux/interrupt.h> |
22 | #include <linux/kernel.h> | |
be3ea3b9 | 23 | #include <linux/regmap.h> |
86767b7d | 24 | #include <linux/log2.h> |
808db4a4 RP |
25 | #include <sound/core.h> |
26 | #include <sound/pcm.h> | |
49681077 | 27 | #include <sound/compress_driver.h> |
808db4a4 RP |
28 | #include <sound/control.h> |
29 | #include <sound/ac97_codec.h> | |
30 | ||
808db4a4 RP |
31 | /* |
32 | * Convenience kcontrol builders | |
33 | */ | |
57295073 | 34 | #define SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, xmax, xinvert, xautodisable) \ |
4eaa9819 | 35 | ((unsigned long)&(struct soc_mixer_control) \ |
30d86ba4 PU |
36 | {.reg = xreg, .rreg = xreg, .shift = shift_left, \ |
37 | .rshift = shift_right, .max = xmax, .platform_max = xmax, \ | |
57295073 LPC |
38 | .invert = xinvert, .autodisable = xautodisable}) |
39 | #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, xautodisable) \ | |
40 | SOC_DOUBLE_VALUE(xreg, xshift, xshift, xmax, xinvert, xautodisable) | |
4eaa9819 JS |
41 | #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ |
42 | ((unsigned long)&(struct soc_mixer_control) \ | |
d11bb4a9 | 43 | {.reg = xreg, .max = xmax, .platform_max = xmax, .invert = xinvert}) |
cdffa775 PU |
44 | #define SOC_DOUBLE_R_VALUE(xlreg, xrreg, xshift, xmax, xinvert) \ |
45 | ((unsigned long)&(struct soc_mixer_control) \ | |
46 | {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ | |
47 | .max = xmax, .platform_max = xmax, .invert = xinvert}) | |
229e3fdc MB |
48 | #define SOC_DOUBLE_R_RANGE_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \ |
49 | ((unsigned long)&(struct soc_mixer_control) \ | |
50 | {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ | |
51 | .min = xmin, .max = xmax, .platform_max = xmax, .invert = xinvert}) | |
a7a4ac86 | 52 | #define SOC_SINGLE(xname, reg, shift, max, invert) \ |
808db4a4 RP |
53 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
54 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
55 | .put = snd_soc_put_volsw, \ | |
57295073 | 56 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) } |
6c9d8cf6 AT |
57 | #define SOC_SINGLE_RANGE(xname, xreg, xshift, xmin, xmax, xinvert) \ |
58 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
59 | .info = snd_soc_info_volsw_range, .get = snd_soc_get_volsw_range, \ | |
60 | .put = snd_soc_put_volsw_range, \ | |
61 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
9bde4f0b MB |
62 | {.reg = xreg, .rreg = xreg, .shift = xshift, \ |
63 | .rshift = xshift, .min = xmin, .max = xmax, \ | |
64 | .platform_max = xmax, .invert = xinvert} } | |
a7a4ac86 PZ |
65 | #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ |
66 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
67 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
68 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
69 | .tlv.p = (tlv_array), \ | |
70 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
71 | .put = snd_soc_put_volsw, \ | |
57295073 | 72 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) } |
1d99f243 BA |
73 | #define SOC_SINGLE_SX_TLV(xname, xreg, xshift, xmin, xmax, tlv_array) \ |
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, \ | |
79 | .get = snd_soc_get_volsw_sx,\ | |
80 | .put = snd_soc_put_volsw_sx, \ | |
81 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
82 | {.reg = xreg, .rreg = xreg, \ | |
83 | .shift = xshift, .rshift = xshift, \ | |
84 | .max = xmax, .min = xmin} } | |
6c9d8cf6 AT |
85 | #define SOC_SINGLE_RANGE_TLV(xname, xreg, xshift, xmin, xmax, xinvert, tlv_array) \ |
86 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
87 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
88 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
89 | .tlv.p = (tlv_array), \ | |
90 | .info = snd_soc_info_volsw_range, \ | |
91 | .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ | |
92 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
9bde4f0b MB |
93 | {.reg = xreg, .rreg = xreg, .shift = xshift, \ |
94 | .rshift = xshift, .min = xmin, .max = xmax, \ | |
95 | .platform_max = xmax, .invert = xinvert} } | |
460acbec | 96 | #define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \ |
808db4a4 RP |
97 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
98 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
99 | .put = snd_soc_put_volsw, \ | |
460acbec | 100 | .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ |
57295073 | 101 | max, invert, 0) } |
4eaa9819 | 102 | #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \ |
808db4a4 | 103 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
e8f5a103 | 104 | .info = snd_soc_info_volsw, \ |
974815ba | 105 | .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ |
cdffa775 PU |
106 | .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ |
107 | xmax, xinvert) } | |
229e3fdc MB |
108 | #define SOC_DOUBLE_R_RANGE(xname, reg_left, reg_right, xshift, xmin, \ |
109 | xmax, xinvert) \ | |
110 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
111 | .info = snd_soc_info_volsw_range, \ | |
112 | .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ | |
113 | .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ | |
114 | xshift, xmin, xmax, xinvert) } | |
460acbec | 115 | #define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \ |
a7a4ac86 PZ |
116 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
117 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
118 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
119 | .tlv.p = (tlv_array), \ | |
120 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
121 | .put = snd_soc_put_volsw, \ | |
460acbec | 122 | .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ |
57295073 | 123 | max, invert, 0) } |
4eaa9819 | 124 | #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \ |
a7a4ac86 PZ |
125 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
126 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
127 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
128 | .tlv.p = (tlv_array), \ | |
e8f5a103 | 129 | .info = snd_soc_info_volsw, \ |
974815ba | 130 | .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ |
cdffa775 PU |
131 | .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ |
132 | xmax, xinvert) } | |
229e3fdc MB |
133 | #define SOC_DOUBLE_R_RANGE_TLV(xname, reg_left, reg_right, xshift, xmin, \ |
134 | xmax, xinvert, tlv_array) \ | |
135 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
136 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
137 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
138 | .tlv.p = (tlv_array), \ | |
139 | .info = snd_soc_info_volsw_range, \ | |
140 | .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ | |
141 | .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ | |
142 | xshift, xmin, xmax, xinvert) } | |
1d99f243 BA |
143 | #define SOC_DOUBLE_R_SX_TLV(xname, xreg, xrreg, xshift, xmin, xmax, tlv_array) \ |
144 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
145 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
146 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
147 | .tlv.p = (tlv_array), \ | |
148 | .info = snd_soc_info_volsw, \ | |
149 | .get = snd_soc_get_volsw_sx, \ | |
150 | .put = snd_soc_put_volsw_sx, \ | |
151 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
152 | {.reg = xreg, .rreg = xrreg, \ | |
153 | .shift = xshift, .rshift = xshift, \ | |
154 | .max = xmax, .min = xmin} } | |
4eaa9819 | 155 | #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ |
e13ac2e9 MB |
156 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
157 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
158 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
159 | .tlv.p = (tlv_array), \ | |
160 | .info = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \ | |
161 | .put = snd_soc_put_volsw_s8, \ | |
4eaa9819 | 162 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
d11bb4a9 PU |
163 | {.reg = xreg, .min = xmin, .max = xmax, \ |
164 | .platform_max = xmax} } | |
f8ba0b7b | 165 | #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \ |
808db4a4 | 166 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ |
86767b7d LPC |
167 | .max = xmax, .texts = xtexts, \ |
168 | .mask = xmax ? roundup_pow_of_two(xmax) - 1 : 0} | |
f8ba0b7b JS |
169 | #define SOC_ENUM_SINGLE(xreg, xshift, xmax, xtexts) \ |
170 | SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmax, xtexts) | |
171 | #define SOC_ENUM_SINGLE_EXT(xmax, xtexts) \ | |
172 | { .max = xmax, .texts = xtexts } | |
2e72f8e3 PU |
173 | #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xmax, xtexts, xvalues) \ |
174 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ | |
175 | .mask = xmask, .max = xmax, .texts = xtexts, .values = xvalues} | |
176 | #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xmax, xtexts, xvalues) \ | |
177 | SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xmax, xtexts, xvalues) | |
808db4a4 RP |
178 | #define SOC_ENUM(xname, xenum) \ |
179 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
180 | .info = snd_soc_info_enum_double, \ | |
181 | .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ | |
182 | .private_value = (unsigned long)&xenum } | |
2e72f8e3 PU |
183 | #define SOC_VALUE_ENUM(xname, xenum) \ |
184 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
74155556 | 185 | .info = snd_soc_info_enum_double, \ |
2e72f8e3 PU |
186 | .get = snd_soc_get_value_enum_double, \ |
187 | .put = snd_soc_put_value_enum_double, \ | |
188 | .private_value = (unsigned long)&xenum } | |
f8ba0b7b | 189 | #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\ |
808db4a4 RP |
190 | xhandler_get, xhandler_put) \ |
191 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
1c433fbd | 192 | .info = snd_soc_info_volsw, \ |
808db4a4 | 193 | .get = xhandler_get, .put = xhandler_put, \ |
57295073 | 194 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) } |
460acbec | 195 | #define SOC_DOUBLE_EXT(xname, reg, shift_left, shift_right, max, invert,\ |
7629ad24 DM |
196 | xhandler_get, xhandler_put) \ |
197 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
198 | .info = snd_soc_info_volsw, \ | |
199 | .get = xhandler_get, .put = xhandler_put, \ | |
460acbec | 200 | .private_value = \ |
57295073 | 201 | SOC_DOUBLE_VALUE(reg, shift_left, shift_right, max, invert, 0) } |
f8ba0b7b | 202 | #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ |
10144c09 MM |
203 | xhandler_get, xhandler_put, tlv_array) \ |
204 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
205 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
206 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
207 | .tlv.p = (tlv_array), \ | |
208 | .info = snd_soc_info_volsw, \ | |
209 | .get = xhandler_get, .put = xhandler_put, \ | |
57295073 | 210 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) } |
d0af93db JS |
211 | #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\ |
212 | xhandler_get, xhandler_put, tlv_array) \ | |
213 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
214 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
215 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
216 | .tlv.p = (tlv_array), \ | |
217 | .info = snd_soc_info_volsw, \ | |
218 | .get = xhandler_get, .put = xhandler_put, \ | |
460acbec | 219 | .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \ |
57295073 | 220 | xmax, xinvert, 0) } |
3ce91d5a JS |
221 | #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\ |
222 | xhandler_get, xhandler_put, tlv_array) \ | |
223 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
224 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
225 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
226 | .tlv.p = (tlv_array), \ | |
e8f5a103 | 227 | .info = snd_soc_info_volsw, \ |
3ce91d5a | 228 | .get = xhandler_get, .put = xhandler_put, \ |
cdffa775 PU |
229 | .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ |
230 | xmax, xinvert) } | |
808db4a4 RP |
231 | #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ |
232 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
233 | .info = snd_soc_info_bool_ext, \ | |
234 | .get = xhandler_get, .put = xhandler_put, \ | |
235 | .private_value = xdata } | |
236 | #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ | |
237 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
9a953e6f | 238 | .info = snd_soc_info_enum_double, \ |
808db4a4 RP |
239 | .get = xhandler_get, .put = xhandler_put, \ |
240 | .private_value = (unsigned long)&xenum } | |
241 | ||
71d08516 MB |
242 | #define SND_SOC_BYTES(xname, xbase, xregs) \ |
243 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
244 | .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ | |
245 | .put = snd_soc_bytes_put, .private_value = \ | |
246 | ((unsigned long)&(struct soc_bytes) \ | |
247 | {.base = xbase, .num_regs = xregs }) } | |
b6f4bb38 | 248 | |
f831b055 MB |
249 | #define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask) \ |
250 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
251 | .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ | |
252 | .put = snd_soc_bytes_put, .private_value = \ | |
253 | ((unsigned long)&(struct soc_bytes) \ | |
254 | {.base = xbase, .num_regs = xregs, \ | |
255 | .mask = xmask }) } | |
256 | ||
4183eed2 KK |
257 | #define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \ |
258 | xmin, xmax, xinvert) \ | |
259 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
260 | .info = snd_soc_info_xr_sx, .get = snd_soc_get_xr_sx, \ | |
261 | .put = snd_soc_put_xr_sx, \ | |
262 | .private_value = (unsigned long)&(struct soc_mreg_control) \ | |
263 | {.regbase = xregbase, .regcount = xregcount, .nbits = xnbits, \ | |
264 | .invert = xinvert, .min = xmin, .max = xmax} } | |
265 | ||
dd7b10b3 KK |
266 | #define SOC_SINGLE_STROBE(xname, xreg, xshift, xinvert) \ |
267 | SOC_SINGLE_EXT(xname, xreg, xshift, 1, xinvert, \ | |
268 | snd_soc_get_strobe, snd_soc_put_strobe) | |
269 | ||
6c2fb6a8 GL |
270 | /* |
271 | * Simplified versions of above macros, declaring a struct and calculating | |
272 | * ARRAY_SIZE internally | |
273 | */ | |
274 | #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \ | |
275 | struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \ | |
276 | ARRAY_SIZE(xtexts), xtexts) | |
277 | #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \ | |
278 | SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts) | |
279 | #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \ | |
280 | struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts) | |
281 | #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \ | |
282 | struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \ | |
283 | ARRAY_SIZE(xtexts), xtexts, xvalues) | |
284 | #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ | |
285 | SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues) | |
286 | ||
0168bf0d LG |
287 | /* |
288 | * Component probe and remove ordering levels for components with runtime | |
289 | * dependencies. | |
290 | */ | |
291 | #define SND_SOC_COMP_ORDER_FIRST -2 | |
292 | #define SND_SOC_COMP_ORDER_EARLY -1 | |
293 | #define SND_SOC_COMP_ORDER_NORMAL 0 | |
294 | #define SND_SOC_COMP_ORDER_LATE 1 | |
295 | #define SND_SOC_COMP_ORDER_LAST 2 | |
296 | ||
0be9898a MB |
297 | /* |
298 | * Bias levels | |
299 | * | |
300 | * @ON: Bias is fully on for audio playback and capture operations. | |
301 | * @PREPARE: Prepare for audio operations. Called before DAPM switching for | |
302 | * stream start and stop operations. | |
303 | * @STANDBY: Low power standby state when no playback/capture operations are | |
304 | * in progress. NOTE: The transition time between STANDBY and ON | |
305 | * should be as fast as possible and no longer than 10ms. | |
306 | * @OFF: Power Off. No restrictions on transition times. | |
307 | */ | |
308 | enum snd_soc_bias_level { | |
56fba41f MB |
309 | SND_SOC_BIAS_OFF = 0, |
310 | SND_SOC_BIAS_STANDBY = 1, | |
311 | SND_SOC_BIAS_PREPARE = 2, | |
312 | SND_SOC_BIAS_ON = 3, | |
0be9898a MB |
313 | }; |
314 | ||
5a504963 | 315 | struct device_node; |
8a2cd618 MB |
316 | struct snd_jack; |
317 | struct snd_soc_card; | |
808db4a4 RP |
318 | struct snd_soc_pcm_stream; |
319 | struct snd_soc_ops; | |
808db4a4 | 320 | struct snd_soc_pcm_runtime; |
3c4b266f | 321 | struct snd_soc_dai; |
f0fba2ad | 322 | struct snd_soc_dai_driver; |
12a48a8c | 323 | struct snd_soc_platform; |
d273ebe7 | 324 | struct snd_soc_dai_link; |
f0fba2ad | 325 | struct snd_soc_platform_driver; |
808db4a4 | 326 | struct snd_soc_codec; |
f0fba2ad | 327 | struct snd_soc_codec_driver; |
030e79f6 KM |
328 | struct snd_soc_component; |
329 | struct snd_soc_component_driver; | |
808db4a4 | 330 | struct soc_enum; |
8a2cd618 | 331 | struct snd_soc_jack; |
fa9879ed | 332 | struct snd_soc_jack_zone; |
8a2cd618 | 333 | struct snd_soc_jack_pin; |
ce6120cc | 334 | #include <sound/soc-dapm.h> |
01d7584c | 335 | #include <sound/soc-dpcm.h> |
f0fba2ad | 336 | |
ec67624d | 337 | struct snd_soc_jack_gpio; |
808db4a4 RP |
338 | |
339 | typedef int (*hw_write_t)(void *,const char* ,int); | |
808db4a4 | 340 | |
b047e1cc | 341 | extern struct snd_ac97_bus_ops *soc_ac97_ops; |
808db4a4 | 342 | |
7084a42b | 343 | enum snd_soc_control_type { |
e9c03905 | 344 | SND_SOC_I2C = 1, |
7084a42b | 345 | SND_SOC_SPI, |
0671da18 | 346 | SND_SOC_REGMAP, |
7084a42b MB |
347 | }; |
348 | ||
b8c0dab9 LG |
349 | enum snd_soc_pcm_subclass { |
350 | SND_SOC_PCM_CLASS_PCM = 0, | |
351 | SND_SOC_PCM_CLASS_BE = 1, | |
352 | }; | |
353 | ||
01b9d99a | 354 | enum snd_soc_card_subclass { |
6874a918 LG |
355 | SND_SOC_CARD_CLASS_INIT = 0, |
356 | SND_SOC_CARD_CLASS_RUNTIME = 1, | |
01b9d99a LG |
357 | }; |
358 | ||
ec4ee52a | 359 | int snd_soc_codec_set_sysclk(struct snd_soc_codec *codec, int clk_id, |
da1c6ea6 | 360 | int source, unsigned int freq, int dir); |
ec4ee52a MB |
361 | int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source, |
362 | unsigned int freq_in, unsigned int freq_out); | |
363 | ||
70a7ca34 VK |
364 | int snd_soc_register_card(struct snd_soc_card *card); |
365 | int snd_soc_unregister_card(struct snd_soc_card *card); | |
0e4ff5c8 | 366 | int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card); |
6f8ab4ac MB |
367 | int snd_soc_suspend(struct device *dev); |
368 | int snd_soc_resume(struct device *dev); | |
369 | int snd_soc_poweroff(struct device *dev); | |
f0fba2ad | 370 | int snd_soc_register_platform(struct device *dev, |
d79e57db | 371 | const struct snd_soc_platform_driver *platform_drv); |
f0fba2ad | 372 | void snd_soc_unregister_platform(struct device *dev); |
71a45cda LPC |
373 | int snd_soc_add_platform(struct device *dev, struct snd_soc_platform *platform, |
374 | const struct snd_soc_platform_driver *platform_drv); | |
375 | void snd_soc_remove_platform(struct snd_soc_platform *platform); | |
376 | struct snd_soc_platform *snd_soc_lookup_platform(struct device *dev); | |
f0fba2ad | 377 | int snd_soc_register_codec(struct device *dev, |
001ae4c0 | 378 | const struct snd_soc_codec_driver *codec_drv, |
f0fba2ad LG |
379 | struct snd_soc_dai_driver *dai_drv, int num_dai); |
380 | void snd_soc_unregister_codec(struct device *dev); | |
030e79f6 KM |
381 | int snd_soc_register_component(struct device *dev, |
382 | const struct snd_soc_component_driver *cmpnt_drv, | |
383 | struct snd_soc_dai_driver *dai_drv, int num_dai); | |
a0b03a61 MB |
384 | int devm_snd_soc_register_component(struct device *dev, |
385 | const struct snd_soc_component_driver *cmpnt_drv, | |
386 | struct snd_soc_dai_driver *dai_drv, int num_dai); | |
030e79f6 | 387 | void snd_soc_unregister_component(struct device *dev); |
181e055e MB |
388 | int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, |
389 | unsigned int reg); | |
239c9706 DP |
390 | int snd_soc_codec_readable_register(struct snd_soc_codec *codec, |
391 | unsigned int reg); | |
392 | int snd_soc_codec_writable_register(struct snd_soc_codec *codec, | |
393 | unsigned int reg); | |
17a52fd6 | 394 | int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec, |
7084a42b MB |
395 | int addr_bits, int data_bits, |
396 | enum snd_soc_control_type control); | |
7a30a3db DP |
397 | int snd_soc_cache_sync(struct snd_soc_codec *codec); |
398 | int snd_soc_cache_init(struct snd_soc_codec *codec); | |
399 | int snd_soc_cache_exit(struct snd_soc_codec *codec); | |
400 | int snd_soc_cache_write(struct snd_soc_codec *codec, | |
401 | unsigned int reg, unsigned int value); | |
402 | int snd_soc_cache_read(struct snd_soc_codec *codec, | |
403 | unsigned int reg, unsigned int *value); | |
f1442bc1 LG |
404 | int snd_soc_platform_read(struct snd_soc_platform *platform, |
405 | unsigned int reg); | |
406 | int snd_soc_platform_write(struct snd_soc_platform *platform, | |
407 | unsigned int reg, unsigned int val); | |
354a2142 | 408 | int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num); |
49681077 | 409 | int soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num); |
12a48a8c | 410 | |
47c88fff LG |
411 | struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card, |
412 | const char *dai_link, int stream); | |
413 | struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card, | |
414 | const char *dai_link); | |
415 | ||
7aae816d MB |
416 | /* Utility functions to get clock rates from various things */ |
417 | int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); | |
418 | int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); | |
c0fa59df | 419 | int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); |
7aae816d MB |
420 | int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); |
421 | ||
808db4a4 RP |
422 | /* set runtime hw params */ |
423 | int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, | |
424 | const struct snd_pcm_hardware *hw); | |
808db4a4 | 425 | |
07bf84aa LG |
426 | int snd_soc_platform_trigger(struct snd_pcm_substream *substream, |
427 | int cmd, struct snd_soc_platform *platform); | |
428 | ||
8a2cd618 | 429 | /* Jack reporting */ |
f0fba2ad | 430 | int snd_soc_jack_new(struct snd_soc_codec *codec, const char *id, int type, |
8a2cd618 MB |
431 | struct snd_soc_jack *jack); |
432 | void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask); | |
433 | int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count, | |
434 | struct snd_soc_jack_pin *pins); | |
d5021ec9 MB |
435 | void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, |
436 | struct notifier_block *nb); | |
437 | void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, | |
438 | struct notifier_block *nb); | |
fa9879ed VK |
439 | int snd_soc_jack_add_zones(struct snd_soc_jack *jack, int count, |
440 | struct snd_soc_jack_zone *zones); | |
441 | int snd_soc_jack_get_type(struct snd_soc_jack *jack, int micbias_voltage); | |
ec67624d LCM |
442 | #ifdef CONFIG_GPIOLIB |
443 | int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, | |
444 | struct snd_soc_jack_gpio *gpios); | |
445 | void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, | |
446 | struct snd_soc_jack_gpio *gpios); | |
8778ac6b TI |
447 | #else |
448 | static inline int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, | |
449 | struct snd_soc_jack_gpio *gpios) | |
450 | { | |
451 | return 0; | |
452 | } | |
453 | ||
454 | static inline void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, | |
455 | struct snd_soc_jack_gpio *gpios) | |
456 | { | |
457 | } | |
ec67624d | 458 | #endif |
8a2cd618 | 459 | |
808db4a4 RP |
460 | /* codec register bit access */ |
461 | int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, | |
46f5822f | 462 | unsigned int mask, unsigned int value); |
dd1b3d53 MB |
463 | int snd_soc_update_bits_locked(struct snd_soc_codec *codec, |
464 | unsigned short reg, unsigned int mask, | |
465 | unsigned int value); | |
808db4a4 | 466 | int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, |
46f5822f | 467 | unsigned int mask, unsigned int value); |
808db4a4 RP |
468 | |
469 | int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, | |
470 | struct snd_ac97_bus_ops *ops, int num); | |
471 | void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); | |
472 | ||
b047e1cc | 473 | int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops); |
741a509f MP |
474 | int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops, |
475 | struct platform_device *pdev); | |
b047e1cc | 476 | |
808db4a4 RP |
477 | /* |
478 | *Controls | |
479 | */ | |
480 | struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, | |
3056557f | 481 | void *data, const char *long_name, |
efb7ac3f | 482 | const char *prefix); |
4fefd698 DP |
483 | struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card, |
484 | const char *name); | |
022658be | 485 | int snd_soc_add_codec_controls(struct snd_soc_codec *codec, |
3e8e1952 | 486 | const struct snd_kcontrol_new *controls, int num_controls); |
a491a5c8 LG |
487 | int snd_soc_add_platform_controls(struct snd_soc_platform *platform, |
488 | const struct snd_kcontrol_new *controls, int num_controls); | |
022658be LG |
489 | int snd_soc_add_card_controls(struct snd_soc_card *soc_card, |
490 | const struct snd_kcontrol_new *controls, int num_controls); | |
491 | int snd_soc_add_dai_controls(struct snd_soc_dai *dai, | |
492 | const struct snd_kcontrol_new *controls, int num_controls); | |
808db4a4 RP |
493 | int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, |
494 | struct snd_ctl_elem_info *uinfo); | |
808db4a4 RP |
495 | int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, |
496 | struct snd_ctl_elem_value *ucontrol); | |
497 | int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, | |
498 | struct snd_ctl_elem_value *ucontrol); | |
2e72f8e3 PU |
499 | int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol, |
500 | struct snd_ctl_elem_value *ucontrol); | |
501 | int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol, | |
502 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 | 503 | int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, |
808db4a4 | 504 | struct snd_ctl_elem_info *uinfo); |
392abe9c | 505 | #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info |
808db4a4 RP |
506 | int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, |
507 | struct snd_ctl_elem_value *ucontrol); | |
508 | int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, | |
509 | struct snd_ctl_elem_value *ucontrol); | |
a92f1394 PU |
510 | #define snd_soc_get_volsw_2r snd_soc_get_volsw |
511 | #define snd_soc_put_volsw_2r snd_soc_put_volsw | |
1d99f243 BA |
512 | int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol, |
513 | struct snd_ctl_elem_value *ucontrol); | |
514 | int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, | |
515 | struct snd_ctl_elem_value *ucontrol); | |
e13ac2e9 MB |
516 | int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol, |
517 | struct snd_ctl_elem_info *uinfo); | |
518 | int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol, | |
519 | struct snd_ctl_elem_value *ucontrol); | |
520 | int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, | |
521 | struct snd_ctl_elem_value *ucontrol); | |
6c9d8cf6 AT |
522 | int snd_soc_info_volsw_range(struct snd_kcontrol *kcontrol, |
523 | struct snd_ctl_elem_info *uinfo); | |
524 | int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, | |
525 | struct snd_ctl_elem_value *ucontrol); | |
526 | int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, | |
527 | struct snd_ctl_elem_value *ucontrol); | |
637d3847 PU |
528 | int snd_soc_limit_volume(struct snd_soc_codec *codec, |
529 | const char *name, int max); | |
71d08516 MB |
530 | int snd_soc_bytes_info(struct snd_kcontrol *kcontrol, |
531 | struct snd_ctl_elem_info *uinfo); | |
532 | int snd_soc_bytes_get(struct snd_kcontrol *kcontrol, | |
533 | struct snd_ctl_elem_value *ucontrol); | |
534 | int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, | |
535 | struct snd_ctl_elem_value *ucontrol); | |
4183eed2 KK |
536 | int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol, |
537 | struct snd_ctl_elem_info *uinfo); | |
538 | int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, | |
539 | struct snd_ctl_elem_value *ucontrol); | |
540 | int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, | |
541 | struct snd_ctl_elem_value *ucontrol); | |
dd7b10b3 KK |
542 | int snd_soc_get_strobe(struct snd_kcontrol *kcontrol, |
543 | struct snd_ctl_elem_value *ucontrol); | |
544 | int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, | |
545 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 | 546 | |
8a2cd618 MB |
547 | /** |
548 | * struct snd_soc_jack_pin - Describes a pin to update based on jack detection | |
549 | * | |
550 | * @pin: name of the pin to update | |
551 | * @mask: bits to check for in reported jack status | |
552 | * @invert: if non-zero then pin is enabled when status is not reported | |
553 | */ | |
554 | struct snd_soc_jack_pin { | |
555 | struct list_head list; | |
556 | const char *pin; | |
557 | int mask; | |
558 | bool invert; | |
559 | }; | |
560 | ||
fa9879ed VK |
561 | /** |
562 | * struct snd_soc_jack_zone - Describes voltage zones of jack detection | |
563 | * | |
564 | * @min_mv: start voltage in mv | |
565 | * @max_mv: end voltage in mv | |
566 | * @jack_type: type of jack that is expected for this voltage | |
567 | * @debounce_time: debounce_time for jack, codec driver should wait for this | |
568 | * duration before reading the adc for voltages | |
569 | * @:list: list container | |
570 | */ | |
571 | struct snd_soc_jack_zone { | |
572 | unsigned int min_mv; | |
573 | unsigned int max_mv; | |
574 | unsigned int jack_type; | |
575 | unsigned int debounce_time; | |
576 | struct list_head list; | |
577 | }; | |
578 | ||
ec67624d LCM |
579 | /** |
580 | * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection | |
581 | * | |
582 | * @gpio: gpio number | |
583 | * @name: gpio name | |
584 | * @report: value to report when jack detected | |
585 | * @invert: report presence in low state | |
586 | * @debouce_time: debouce time in ms | |
7887ab3a | 587 | * @wake: enable as wake source |
fadddc87 MB |
588 | * @jack_status_check: callback function which overrides the detection |
589 | * to provide more complex checks (eg, reading an | |
590 | * ADC). | |
ec67624d | 591 | */ |
ec67624d LCM |
592 | struct snd_soc_jack_gpio { |
593 | unsigned int gpio; | |
594 | const char *name; | |
595 | int report; | |
596 | int invert; | |
597 | int debounce_time; | |
7887ab3a MB |
598 | bool wake; |
599 | ||
ec67624d | 600 | struct snd_soc_jack *jack; |
4c14d78e | 601 | struct delayed_work work; |
c871a053 JS |
602 | |
603 | int (*jack_status_check)(void); | |
ec67624d | 604 | }; |
ec67624d | 605 | |
8a2cd618 | 606 | struct snd_soc_jack { |
2667b4b8 | 607 | struct mutex mutex; |
8a2cd618 | 608 | struct snd_jack *jack; |
f0fba2ad | 609 | struct snd_soc_codec *codec; |
8a2cd618 MB |
610 | struct list_head pins; |
611 | int status; | |
d5021ec9 | 612 | struct blocking_notifier_head notifier; |
fa9879ed | 613 | struct list_head jack_zones; |
8a2cd618 MB |
614 | }; |
615 | ||
808db4a4 RP |
616 | /* SoC PCM stream information */ |
617 | struct snd_soc_pcm_stream { | |
f0fba2ad | 618 | const char *stream_name; |
1c433fbd GG |
619 | u64 formats; /* SNDRV_PCM_FMTBIT_* */ |
620 | unsigned int rates; /* SNDRV_PCM_RATE_* */ | |
808db4a4 RP |
621 | unsigned int rate_min; /* min rate */ |
622 | unsigned int rate_max; /* max rate */ | |
623 | unsigned int channels_min; /* min channels */ | |
624 | unsigned int channels_max; /* max channels */ | |
58ba9b25 | 625 | unsigned int sig_bits; /* number of bits of content */ |
808db4a4 RP |
626 | }; |
627 | ||
628 | /* SoC audio ops */ | |
629 | struct snd_soc_ops { | |
630 | int (*startup)(struct snd_pcm_substream *); | |
631 | void (*shutdown)(struct snd_pcm_substream *); | |
632 | int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); | |
633 | int (*hw_free)(struct snd_pcm_substream *); | |
634 | int (*prepare)(struct snd_pcm_substream *); | |
635 | int (*trigger)(struct snd_pcm_substream *, int); | |
636 | }; | |
637 | ||
49681077 VK |
638 | struct snd_soc_compr_ops { |
639 | int (*startup)(struct snd_compr_stream *); | |
640 | void (*shutdown)(struct snd_compr_stream *); | |
641 | int (*set_params)(struct snd_compr_stream *); | |
642 | int (*trigger)(struct snd_compr_stream *); | |
643 | }; | |
644 | ||
d191bd8d KM |
645 | /* component interface */ |
646 | struct snd_soc_component_driver { | |
647 | const char *name; | |
cb470087 KM |
648 | |
649 | /* DT */ | |
650 | int (*of_xlate_dai_name)(struct snd_soc_component *component, | |
651 | struct of_phandle_args *args, | |
652 | const char **dai_name); | |
d191bd8d KM |
653 | }; |
654 | ||
655 | struct snd_soc_component { | |
656 | const char *name; | |
657 | int id; | |
d191bd8d KM |
658 | struct device *dev; |
659 | struct list_head list; | |
660 | ||
6833c452 KM |
661 | struct snd_soc_dai_driver *dai_drv; |
662 | int num_dai; | |
663 | ||
d191bd8d KM |
664 | const struct snd_soc_component_driver *driver; |
665 | }; | |
666 | ||
f0fba2ad | 667 | /* SoC Audio Codec device */ |
808db4a4 | 668 | struct snd_soc_codec { |
f0fba2ad | 669 | const char *name; |
ead9b919 | 670 | const char *name_prefix; |
f0fba2ad | 671 | int id; |
0d0cf00a | 672 | struct device *dev; |
001ae4c0 | 673 | const struct snd_soc_codec_driver *driver; |
0d0cf00a | 674 | |
f0fba2ad LG |
675 | struct mutex mutex; |
676 | struct snd_soc_card *card; | |
0d0cf00a | 677 | struct list_head list; |
f0fba2ad LG |
678 | struct list_head card_list; |
679 | int num_dai; | |
1500b7b5 DP |
680 | int (*volatile_register)(struct snd_soc_codec *, unsigned int); |
681 | int (*readable_register)(struct snd_soc_codec *, unsigned int); | |
8020454c | 682 | int (*writable_register)(struct snd_soc_codec *, unsigned int); |
808db4a4 RP |
683 | |
684 | /* runtime */ | |
808db4a4 RP |
685 | struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ |
686 | unsigned int active; | |
dad8e7ae | 687 | unsigned int cache_bypass:1; /* Suppress access to the cache */ |
f0fba2ad LG |
688 | unsigned int suspended:1; /* Codec is in suspend PM state */ |
689 | unsigned int probed:1; /* Codec has been probed */ | |
690 | unsigned int ac97_registered:1; /* Codec has been AC97 registered */ | |
0562f788 | 691 | unsigned int ac97_created:1; /* Codec has been created by SoC */ |
fdf0f54d | 692 | unsigned int cache_init:1; /* codec cache has been initialized */ |
8a713da8 | 693 | unsigned int using_regmap:1; /* using regmap access */ |
aaee8ef1 MB |
694 | u32 cache_only; /* Suppress writes to hardware */ |
695 | u32 cache_sync; /* Cache needs to be synced to hardware */ | |
808db4a4 RP |
696 | |
697 | /* codec IO */ | |
698 | void *control_data; /* codec control (i2c/3wire) data */ | |
808db4a4 | 699 | hw_write_t hw_write; |
afa2f106 | 700 | unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int); |
c3acec26 MB |
701 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); |
702 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
808db4a4 | 703 | void *reg_cache; |
7a30a3db | 704 | struct mutex cache_rw_mutex; |
be3ea3b9 | 705 | int val_bytes; |
a96ca338 | 706 | |
d191bd8d KM |
707 | /* component */ |
708 | struct snd_soc_component component; | |
709 | ||
808db4a4 | 710 | /* dapm */ |
ce6120cc | 711 | struct snd_soc_dapm_context dapm; |
1d69c5c5 | 712 | unsigned int ignore_pmdown_time:1; /* pmdown_time is ignored at stop */ |
808db4a4 | 713 | |
384c89e2 | 714 | #ifdef CONFIG_DEBUG_FS |
88439ac7 | 715 | struct dentry *debugfs_codec_root; |
384c89e2 | 716 | struct dentry *debugfs_reg; |
384c89e2 | 717 | #endif |
808db4a4 RP |
718 | }; |
719 | ||
f0fba2ad LG |
720 | /* codec driver */ |
721 | struct snd_soc_codec_driver { | |
722 | ||
723 | /* driver ops */ | |
724 | int (*probe)(struct snd_soc_codec *); | |
725 | int (*remove)(struct snd_soc_codec *); | |
84b315ee | 726 | int (*suspend)(struct snd_soc_codec *); |
f0fba2ad | 727 | int (*resume)(struct snd_soc_codec *); |
d191bd8d | 728 | struct snd_soc_component_driver component_driver; |
f0fba2ad | 729 | |
b7af1daf MB |
730 | /* Default control and setup, added after probe() is run */ |
731 | const struct snd_kcontrol_new *controls; | |
732 | int num_controls; | |
89b95ac0 MB |
733 | const struct snd_soc_dapm_widget *dapm_widgets; |
734 | int num_dapm_widgets; | |
735 | const struct snd_soc_dapm_route *dapm_routes; | |
736 | int num_dapm_routes; | |
737 | ||
ec4ee52a MB |
738 | /* codec wide operations */ |
739 | int (*set_sysclk)(struct snd_soc_codec *codec, | |
da1c6ea6 | 740 | int clk_id, int source, unsigned int freq, int dir); |
ec4ee52a MB |
741 | int (*set_pll)(struct snd_soc_codec *codec, int pll_id, int source, |
742 | unsigned int freq_in, unsigned int freq_out); | |
743 | ||
f0fba2ad LG |
744 | /* codec IO */ |
745 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); | |
746 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
747 | int (*display_register)(struct snd_soc_codec *, char *, | |
748 | size_t, unsigned int); | |
d4754ec9 DP |
749 | int (*volatile_register)(struct snd_soc_codec *, unsigned int); |
750 | int (*readable_register)(struct snd_soc_codec *, unsigned int); | |
8020454c | 751 | int (*writable_register)(struct snd_soc_codec *, unsigned int); |
4a8923ba | 752 | unsigned int reg_cache_size; |
f0fba2ad LG |
753 | short reg_cache_step; |
754 | short reg_word_size; | |
755 | const void *reg_cache_default; | |
756 | ||
757 | /* codec bias level */ | |
758 | int (*set_bias_level)(struct snd_soc_codec *, | |
759 | enum snd_soc_bias_level level); | |
33c5f969 | 760 | bool idle_bias_off; |
474b62d6 MB |
761 | |
762 | void (*seq_notifier)(struct snd_soc_dapm_context *, | |
f85a9e0d | 763 | enum snd_soc_dapm_type, int); |
0168bf0d | 764 | |
64a648c2 LG |
765 | /* codec stream completion event */ |
766 | int (*stream_event)(struct snd_soc_dapm_context *dapm, int event); | |
767 | ||
5124e69e MB |
768 | bool ignore_pmdown_time; /* Doesn't benefit from pmdown delay */ |
769 | ||
0168bf0d LG |
770 | /* probe ordering - for components with runtime dependencies */ |
771 | int probe_order; | |
772 | int remove_order; | |
808db4a4 RP |
773 | }; |
774 | ||
775 | /* SoC platform interface */ | |
f0fba2ad | 776 | struct snd_soc_platform_driver { |
808db4a4 | 777 | |
f0fba2ad LG |
778 | int (*probe)(struct snd_soc_platform *); |
779 | int (*remove)(struct snd_soc_platform *); | |
780 | int (*suspend)(struct snd_soc_dai *dai); | |
781 | int (*resume)(struct snd_soc_dai *dai); | |
808db4a4 RP |
782 | |
783 | /* pcm creation and destruction */ | |
552d1ef6 | 784 | int (*pcm_new)(struct snd_soc_pcm_runtime *); |
808db4a4 RP |
785 | void (*pcm_free)(struct snd_pcm *); |
786 | ||
cb2cf612 LG |
787 | /* Default control and setup, added after probe() is run */ |
788 | const struct snd_kcontrol_new *controls; | |
789 | int num_controls; | |
790 | const struct snd_soc_dapm_widget *dapm_widgets; | |
791 | int num_dapm_widgets; | |
792 | const struct snd_soc_dapm_route *dapm_routes; | |
793 | int num_dapm_routes; | |
794 | ||
258020d0 PU |
795 | /* |
796 | * For platform caused delay reporting. | |
797 | * Optional. | |
798 | */ | |
799 | snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *, | |
800 | struct snd_soc_dai *); | |
801 | ||
49681077 | 802 | /* platform stream pcm ops */ |
1f03f55b | 803 | const struct snd_pcm_ops *ops; |
0168bf0d | 804 | |
49681077 | 805 | /* platform stream compress ops */ |
ef03c9ae | 806 | const struct snd_compr_ops *compr_ops; |
49681077 | 807 | |
64a648c2 LG |
808 | /* platform stream completion event */ |
809 | int (*stream_event)(struct snd_soc_dapm_context *dapm, int event); | |
810 | ||
0168bf0d LG |
811 | /* probe ordering - for components with runtime dependencies */ |
812 | int probe_order; | |
813 | int remove_order; | |
f1442bc1 LG |
814 | |
815 | /* platform IO - used for platform DAPM */ | |
816 | unsigned int (*read)(struct snd_soc_platform *, unsigned int); | |
817 | int (*write)(struct snd_soc_platform *, unsigned int, unsigned int); | |
07bf84aa | 818 | int (*bespoke_trigger)(struct snd_pcm_substream *, int); |
808db4a4 RP |
819 | }; |
820 | ||
f0fba2ad LG |
821 | struct snd_soc_platform { |
822 | const char *name; | |
823 | int id; | |
824 | struct device *dev; | |
d79e57db | 825 | const struct snd_soc_platform_driver *driver; |
cc22d37e | 826 | struct mutex mutex; |
808db4a4 | 827 | |
f0fba2ad LG |
828 | unsigned int suspended:1; /* platform is suspended */ |
829 | unsigned int probed:1; | |
1c433fbd | 830 | |
f0fba2ad LG |
831 | struct snd_soc_card *card; |
832 | struct list_head list; | |
833 | struct list_head card_list; | |
b7950641 LG |
834 | |
835 | struct snd_soc_dapm_context dapm; | |
731f1ab2 SG |
836 | |
837 | #ifdef CONFIG_DEBUG_FS | |
838 | struct dentry *debugfs_platform_root; | |
731f1ab2 | 839 | #endif |
f0fba2ad | 840 | }; |
808db4a4 | 841 | |
f0fba2ad LG |
842 | struct snd_soc_dai_link { |
843 | /* config - must be set by machine driver */ | |
844 | const char *name; /* Codec name */ | |
845 | const char *stream_name; /* Stream name */ | |
bc92657a SW |
846 | /* |
847 | * You MAY specify the link's CPU-side device, either by device name, | |
848 | * or by DT/OF node, but not both. If this information is omitted, | |
849 | * the CPU-side DAI is matched using .cpu_dai_name only, which hence | |
850 | * must be globally unique. These fields are currently typically used | |
851 | * only for codec to codec links, or systems using device tree. | |
852 | */ | |
853 | const char *cpu_name; | |
854 | const struct device_node *cpu_of_node; | |
855 | /* | |
856 | * You MAY specify the DAI name of the CPU DAI. If this information is | |
857 | * omitted, the CPU-side DAI is matched using .cpu_name/.cpu_of_node | |
858 | * only, which only works well when that device exposes a single DAI. | |
859 | */ | |
f0fba2ad | 860 | const char *cpu_dai_name; |
bc92657a SW |
861 | /* |
862 | * You MUST specify the link's codec, either by device name, or by | |
863 | * DT/OF node, but not both. | |
864 | */ | |
865 | const char *codec_name; | |
866 | const struct device_node *codec_of_node; | |
867 | /* You MUST specify the DAI name within the codec */ | |
f0fba2ad | 868 | const char *codec_dai_name; |
bc92657a SW |
869 | /* |
870 | * You MAY specify the link's platform/PCM/DMA driver, either by | |
871 | * device name, or by DT/OF node, but not both. Some forms of link | |
872 | * do not need a platform. | |
873 | */ | |
874 | const char *platform_name; | |
875 | const struct device_node *platform_of_node; | |
01d7584c | 876 | int be_id; /* optional ID for machine driver BE identification */ |
4ccab3e7 | 877 | |
c74184ed MB |
878 | const struct snd_soc_pcm_stream *params; |
879 | ||
75d9ac46 MB |
880 | unsigned int dai_fmt; /* format to set on init */ |
881 | ||
01d7584c LG |
882 | enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */ |
883 | ||
3efab7dc MB |
884 | /* Keep DAI active over suspend */ |
885 | unsigned int ignore_suspend:1; | |
886 | ||
06f409d7 MB |
887 | /* Symmetry requirements */ |
888 | unsigned int symmetric_rates:1; | |
3635bf09 NC |
889 | unsigned int symmetric_channels:1; |
890 | unsigned int symmetric_samplebits:1; | |
06f409d7 | 891 | |
01d7584c LG |
892 | /* Do not create a PCM for this DAI link (Backend link) */ |
893 | unsigned int no_pcm:1; | |
894 | ||
895 | /* This DAI link can route to other DAI links at runtime (Frontend)*/ | |
896 | unsigned int dynamic:1; | |
897 | ||
1e9de42f LG |
898 | /* DPCM capture and Playback support */ |
899 | unsigned int dpcm_capture:1; | |
900 | unsigned int dpcm_playback:1; | |
901 | ||
e50fad4f | 902 | /* pmdown_time is ignored at stop */ |
903 | unsigned int ignore_pmdown_time:1; | |
904 | ||
f0fba2ad LG |
905 | /* codec/machine specific init - e.g. add machine controls */ |
906 | int (*init)(struct snd_soc_pcm_runtime *rtd); | |
06f409d7 | 907 | |
01d7584c LG |
908 | /* optional hw_params re-writing for BE and FE sync */ |
909 | int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd, | |
910 | struct snd_pcm_hw_params *params); | |
911 | ||
f0fba2ad | 912 | /* machine stream operations */ |
13aec722 LPC |
913 | const struct snd_soc_ops *ops; |
914 | const struct snd_soc_compr_ops *compr_ops; | |
d6bead02 FE |
915 | |
916 | /* For unidirectional dai links */ | |
917 | bool playback_only; | |
918 | bool capture_only; | |
808db4a4 RP |
919 | }; |
920 | ||
ff819b83 | 921 | struct snd_soc_codec_conf { |
ead9b919 | 922 | const char *dev_name; |
ff819b83 DP |
923 | |
924 | /* | |
925 | * optional map of kcontrol, widget and path name prefixes that are | |
926 | * associated per device | |
927 | */ | |
ead9b919 JN |
928 | const char *name_prefix; |
929 | }; | |
930 | ||
2eea392d JN |
931 | struct snd_soc_aux_dev { |
932 | const char *name; /* Codec name */ | |
933 | const char *codec_name; /* for multi-codec */ | |
934 | ||
935 | /* codec/machine specific init - e.g. add machine controls */ | |
936 | int (*init)(struct snd_soc_dapm_context *dapm); | |
937 | }; | |
938 | ||
87506549 MB |
939 | /* SoC card */ |
940 | struct snd_soc_card { | |
f0fba2ad | 941 | const char *name; |
22de71ba LG |
942 | const char *long_name; |
943 | const char *driver_name; | |
c5af3a2e | 944 | struct device *dev; |
f0fba2ad LG |
945 | struct snd_card *snd_card; |
946 | struct module *owner; | |
c5af3a2e MB |
947 | |
948 | struct list_head list; | |
f0fba2ad | 949 | struct mutex mutex; |
a73fb2df | 950 | struct mutex dapm_mutex; |
c5af3a2e | 951 | |
f0fba2ad | 952 | bool instantiated; |
808db4a4 | 953 | |
e7361ec4 | 954 | int (*probe)(struct snd_soc_card *card); |
28e9ad92 | 955 | int (*late_probe)(struct snd_soc_card *card); |
e7361ec4 | 956 | int (*remove)(struct snd_soc_card *card); |
808db4a4 RP |
957 | |
958 | /* the pre and post PM functions are used to do any PM work before and | |
959 | * after the codec and DAI's do any PM work. */ | |
70b2ac12 MB |
960 | int (*suspend_pre)(struct snd_soc_card *card); |
961 | int (*suspend_post)(struct snd_soc_card *card); | |
962 | int (*resume_pre)(struct snd_soc_card *card); | |
963 | int (*resume_post)(struct snd_soc_card *card); | |
808db4a4 | 964 | |
0b4d221b | 965 | /* callbacks */ |
87506549 | 966 | int (*set_bias_level)(struct snd_soc_card *, |
d4c6005f | 967 | struct snd_soc_dapm_context *dapm, |
0be9898a | 968 | enum snd_soc_bias_level level); |
1badabd9 | 969 | int (*set_bias_level_post)(struct snd_soc_card *, |
d4c6005f | 970 | struct snd_soc_dapm_context *dapm, |
1badabd9 | 971 | enum snd_soc_bias_level level); |
0b4d221b | 972 | |
6c5f1fed | 973 | long pmdown_time; |
96dd3622 | 974 | |
808db4a4 RP |
975 | /* CPU <--> Codec DAI links */ |
976 | struct snd_soc_dai_link *dai_link; | |
977 | int num_links; | |
f0fba2ad LG |
978 | struct snd_soc_pcm_runtime *rtd; |
979 | int num_rtd; | |
6308419a | 980 | |
ff819b83 DP |
981 | /* optional codec specific configuration */ |
982 | struct snd_soc_codec_conf *codec_conf; | |
983 | int num_configs; | |
ead9b919 | 984 | |
2eea392d JN |
985 | /* |
986 | * optional auxiliary devices such as amplifiers or codecs with DAI | |
987 | * link unused | |
988 | */ | |
989 | struct snd_soc_aux_dev *aux_dev; | |
990 | int num_aux_devs; | |
991 | struct snd_soc_pcm_runtime *rtd_aux; | |
992 | int num_aux_rtd; | |
993 | ||
b7af1daf MB |
994 | const struct snd_kcontrol_new *controls; |
995 | int num_controls; | |
996 | ||
b8ad29de MB |
997 | /* |
998 | * Card-specific routes and widgets. | |
999 | */ | |
d06e48db | 1000 | const struct snd_soc_dapm_widget *dapm_widgets; |
b8ad29de | 1001 | int num_dapm_widgets; |
d06e48db | 1002 | const struct snd_soc_dapm_route *dapm_routes; |
b8ad29de | 1003 | int num_dapm_routes; |
1633281b | 1004 | bool fully_routed; |
b8ad29de | 1005 | |
6308419a | 1006 | struct work_struct deferred_resume_work; |
f0fba2ad LG |
1007 | |
1008 | /* lists of probed devices belonging to this card */ | |
1009 | struct list_head codec_dev_list; | |
1010 | struct list_head platform_dev_list; | |
1011 | struct list_head dai_dev_list; | |
a6052154 | 1012 | |
97c866de | 1013 | struct list_head widgets; |
8ddab3f5 | 1014 | struct list_head paths; |
7be31be8 | 1015 | struct list_head dapm_list; |
db432b41 | 1016 | struct list_head dapm_dirty; |
8ddab3f5 | 1017 | |
e37a4970 MB |
1018 | /* Generic DAPM context for the card */ |
1019 | struct snd_soc_dapm_context dapm; | |
de02d078 | 1020 | struct snd_soc_dapm_stats dapm_stats; |
564c6504 | 1021 | struct snd_soc_dapm_update *update; |
e37a4970 | 1022 | |
a6052154 JN |
1023 | #ifdef CONFIG_DEBUG_FS |
1024 | struct dentry *debugfs_card_root; | |
3a45b867 | 1025 | struct dentry *debugfs_pop_time; |
a6052154 | 1026 | #endif |
3a45b867 | 1027 | u32 pop_time; |
dddf3e4c MB |
1028 | |
1029 | void *drvdata; | |
808db4a4 RP |
1030 | }; |
1031 | ||
f0fba2ad | 1032 | /* SoC machine DAI configuration, glues a codec and cpu DAI together */ |
d66a327d | 1033 | struct snd_soc_pcm_runtime { |
36ae1a96 | 1034 | struct device *dev; |
87506549 | 1035 | struct snd_soc_card *card; |
f0fba2ad | 1036 | struct snd_soc_dai_link *dai_link; |
b8c0dab9 LG |
1037 | struct mutex pcm_mutex; |
1038 | enum snd_soc_pcm_subclass pcm_subclass; | |
1039 | struct snd_pcm_ops ops; | |
f0fba2ad | 1040 | |
f0fba2ad | 1041 | unsigned int dev_registered:1; |
808db4a4 | 1042 | |
01d7584c LG |
1043 | /* Dynamic PCM BE runtime data */ |
1044 | struct snd_soc_dpcm_runtime dpcm[2]; | |
2a99ef0f | 1045 | int fe_compr; |
01d7584c | 1046 | |
f0fba2ad | 1047 | long pmdown_time; |
9bffb1fb | 1048 | unsigned char pop_wait:1; |
f0fba2ad LG |
1049 | |
1050 | /* runtime devices */ | |
1051 | struct snd_pcm *pcm; | |
49681077 | 1052 | struct snd_compr *compr; |
f0fba2ad LG |
1053 | struct snd_soc_codec *codec; |
1054 | struct snd_soc_platform *platform; | |
1055 | struct snd_soc_dai *codec_dai; | |
1056 | struct snd_soc_dai *cpu_dai; | |
1057 | ||
1058 | struct delayed_work delayed_work; | |
f86dcef8 LG |
1059 | #ifdef CONFIG_DEBUG_FS |
1060 | struct dentry *debugfs_dpcm_root; | |
1061 | struct dentry *debugfs_dpcm_state; | |
1062 | #endif | |
808db4a4 RP |
1063 | }; |
1064 | ||
4eaa9819 JS |
1065 | /* mixer control */ |
1066 | struct soc_mixer_control { | |
d11bb4a9 | 1067 | int min, max, platform_max; |
249ce138 LPC |
1068 | int reg, rreg; |
1069 | unsigned int shift, rshift; | |
57295073 LPC |
1070 | unsigned int invert:1; |
1071 | unsigned int autodisable:1; | |
4eaa9819 JS |
1072 | }; |
1073 | ||
71d08516 MB |
1074 | struct soc_bytes { |
1075 | int base; | |
1076 | int num_regs; | |
f831b055 | 1077 | u32 mask; |
71d08516 MB |
1078 | }; |
1079 | ||
4183eed2 KK |
1080 | /* multi register control */ |
1081 | struct soc_mreg_control { | |
1082 | long min, max; | |
1083 | unsigned int regbase, regcount, nbits, invert; | |
1084 | }; | |
1085 | ||
808db4a4 RP |
1086 | /* enumerated kcontrol */ |
1087 | struct soc_enum { | |
2e72f8e3 PU |
1088 | unsigned short reg; |
1089 | unsigned short reg2; | |
1090 | unsigned char shift_l; | |
1091 | unsigned char shift_r; | |
1092 | unsigned int max; | |
1093 | unsigned int mask; | |
87023ff7 | 1094 | const char * const *texts; |
2e72f8e3 | 1095 | const unsigned int *values; |
2e72f8e3 PU |
1096 | }; |
1097 | ||
5c82f567 | 1098 | /* codec IO */ |
c3753707 MB |
1099 | unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg); |
1100 | unsigned int snd_soc_write(struct snd_soc_codec *codec, | |
1101 | unsigned int reg, unsigned int val); | |
5c82f567 | 1102 | |
f0fba2ad LG |
1103 | /* device driver data */ |
1104 | ||
dddf3e4c MB |
1105 | static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card, |
1106 | void *data) | |
1107 | { | |
1108 | card->drvdata = data; | |
1109 | } | |
1110 | ||
1111 | static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card) | |
1112 | { | |
1113 | return card->drvdata; | |
1114 | } | |
1115 | ||
b2c812e2 | 1116 | static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec, |
f0fba2ad | 1117 | void *data) |
b2c812e2 | 1118 | { |
f0fba2ad | 1119 | dev_set_drvdata(codec->dev, data); |
b2c812e2 MB |
1120 | } |
1121 | ||
1122 | static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec) | |
1123 | { | |
f0fba2ad LG |
1124 | return dev_get_drvdata(codec->dev); |
1125 | } | |
1126 | ||
1127 | static inline void snd_soc_platform_set_drvdata(struct snd_soc_platform *platform, | |
1128 | void *data) | |
1129 | { | |
1130 | dev_set_drvdata(platform->dev, data); | |
1131 | } | |
1132 | ||
1133 | static inline void *snd_soc_platform_get_drvdata(struct snd_soc_platform *platform) | |
1134 | { | |
1135 | return dev_get_drvdata(platform->dev); | |
1136 | } | |
1137 | ||
1138 | static inline void snd_soc_pcm_set_drvdata(struct snd_soc_pcm_runtime *rtd, | |
1139 | void *data) | |
1140 | { | |
36ae1a96 | 1141 | dev_set_drvdata(rtd->dev, data); |
f0fba2ad LG |
1142 | } |
1143 | ||
1144 | static inline void *snd_soc_pcm_get_drvdata(struct snd_soc_pcm_runtime *rtd) | |
1145 | { | |
36ae1a96 | 1146 | return dev_get_drvdata(rtd->dev); |
b2c812e2 MB |
1147 | } |
1148 | ||
4e10bda0 VK |
1149 | static inline void snd_soc_initialize_card_lists(struct snd_soc_card *card) |
1150 | { | |
1151 | INIT_LIST_HEAD(&card->dai_dev_list); | |
1152 | INIT_LIST_HEAD(&card->codec_dev_list); | |
1153 | INIT_LIST_HEAD(&card->platform_dev_list); | |
1154 | INIT_LIST_HEAD(&card->widgets); | |
1155 | INIT_LIST_HEAD(&card->paths); | |
1156 | INIT_LIST_HEAD(&card->dapm_list); | |
1157 | } | |
1158 | ||
30d86ba4 PU |
1159 | static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc) |
1160 | { | |
1161 | if (mc->reg == mc->rreg && mc->shift == mc->rshift) | |
1162 | return 0; | |
1163 | /* | |
1164 | * mc->reg == mc->rreg && mc->shift != mc->rshift, or | |
1165 | * mc->reg != mc->rreg means that the control is | |
1166 | * stereo (bits in one register or in two registers) | |
1167 | */ | |
1168 | return 1; | |
1169 | } | |
1170 | ||
fb257897 MB |
1171 | int snd_soc_util_init(void); |
1172 | void snd_soc_util_exit(void); | |
1173 | ||
bec4fa05 SW |
1174 | int snd_soc_of_parse_card_name(struct snd_soc_card *card, |
1175 | const char *propname); | |
a4a54dd5 SW |
1176 | int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, |
1177 | const char *propname); | |
a7930ed4 KM |
1178 | unsigned int snd_soc_of_parse_daifmt(struct device_node *np, |
1179 | const char *prefix); | |
cb470087 KM |
1180 | int snd_soc_of_get_dai_name(struct device_node *of_node, |
1181 | const char **dai_name); | |
bec4fa05 | 1182 | |
a47cbe72 MB |
1183 | #include <sound/soc-dai.h> |
1184 | ||
faff4bb0 | 1185 | #ifdef CONFIG_DEBUG_FS |
8a9dab1a | 1186 | extern struct dentry *snd_soc_debugfs_root; |
faff4bb0 SW |
1187 | #endif |
1188 | ||
6f8ab4ac MB |
1189 | extern const struct dev_pm_ops snd_soc_pm_ops; |
1190 | ||
808db4a4 | 1191 | #endif |