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> | |
be3ea3b9 | 22 | #include <linux/regmap.h> |
86767b7d | 23 | #include <linux/log2.h> |
808db4a4 RP |
24 | #include <sound/core.h> |
25 | #include <sound/pcm.h> | |
49681077 | 26 | #include <sound/compress_driver.h> |
808db4a4 RP |
27 | #include <sound/control.h> |
28 | #include <sound/ac97_codec.h> | |
29 | ||
808db4a4 RP |
30 | /* |
31 | * Convenience kcontrol builders | |
32 | */ | |
460acbec | 33 | #define SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, xmax, xinvert) \ |
4eaa9819 | 34 | ((unsigned long)&(struct soc_mixer_control) \ |
30d86ba4 PU |
35 | {.reg = xreg, .rreg = xreg, .shift = shift_left, \ |
36 | .rshift = shift_right, .max = xmax, .platform_max = xmax, \ | |
37 | .invert = xinvert}) | |
460acbec PU |
38 | #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) \ |
39 | SOC_DOUBLE_VALUE(xreg, xshift, xshift, xmax, xinvert) | |
4eaa9819 JS |
40 | #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ |
41 | ((unsigned long)&(struct soc_mixer_control) \ | |
d11bb4a9 | 42 | {.reg = xreg, .max = xmax, .platform_max = xmax, .invert = xinvert}) |
cdffa775 PU |
43 | #define SOC_DOUBLE_R_VALUE(xlreg, xrreg, xshift, xmax, xinvert) \ |
44 | ((unsigned long)&(struct soc_mixer_control) \ | |
45 | {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ | |
46 | .max = xmax, .platform_max = xmax, .invert = xinvert}) | |
229e3fdc MB |
47 | #define SOC_DOUBLE_R_RANGE_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \ |
48 | ((unsigned long)&(struct soc_mixer_control) \ | |
49 | {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \ | |
50 | .min = xmin, .max = xmax, .platform_max = xmax, .invert = xinvert}) | |
a7a4ac86 | 51 | #define SOC_SINGLE(xname, reg, shift, max, invert) \ |
808db4a4 RP |
52 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ |
53 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ | |
54 | .put = snd_soc_put_volsw, \ | |
a7a4ac86 | 55 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } |
6c9d8cf6 AT |
56 | #define SOC_SINGLE_RANGE(xname, xreg, xshift, xmin, xmax, xinvert) \ |
57 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
58 | .info = snd_soc_info_volsw_range, .get = snd_soc_get_volsw_range, \ | |
59 | .put = snd_soc_put_volsw_range, \ | |
60 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
9bde4f0b MB |
61 | {.reg = xreg, .rreg = xreg, .shift = xshift, \ |
62 | .rshift = xshift, .min = xmin, .max = xmax, \ | |
63 | .platform_max = xmax, .invert = xinvert} } | |
a7a4ac86 PZ |
64 | #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ |
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, \ | |
71 | .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } | |
1d99f243 BA |
72 | #define SOC_SINGLE_SX_TLV(xname, xreg, xshift, xmin, xmax, tlv_array) \ |
73 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
74 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
75 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
76 | .tlv.p = (tlv_array),\ | |
77 | .info = snd_soc_info_volsw, \ | |
78 | .get = snd_soc_get_volsw_sx,\ | |
79 | .put = snd_soc_put_volsw_sx, \ | |
80 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
81 | {.reg = xreg, .rreg = xreg, \ | |
82 | .shift = xshift, .rshift = xshift, \ | |
83 | .max = xmax, .min = xmin} } | |
6c9d8cf6 AT |
84 | #define SOC_SINGLE_RANGE_TLV(xname, xreg, xshift, xmin, xmax, xinvert, tlv_array) \ |
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_range, \ | |
90 | .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ | |
91 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
9bde4f0b MB |
92 | {.reg = xreg, .rreg = xreg, .shift = xshift, \ |
93 | .rshift = xshift, .min = xmin, .max = xmax, \ | |
94 | .platform_max = xmax, .invert = xinvert} } | |
460acbec | 95 | #define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \ |
808db4a4 RP |
96 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
97 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
98 | .put = snd_soc_put_volsw, \ | |
460acbec PU |
99 | .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ |
100 | max, invert) } | |
4eaa9819 | 101 | #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \ |
808db4a4 | 102 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
e8f5a103 | 103 | .info = snd_soc_info_volsw, \ |
974815ba | 104 | .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ |
cdffa775 PU |
105 | .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ |
106 | xmax, xinvert) } | |
229e3fdc MB |
107 | #define SOC_DOUBLE_R_RANGE(xname, reg_left, reg_right, xshift, xmin, \ |
108 | xmax, xinvert) \ | |
109 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
110 | .info = snd_soc_info_volsw_range, \ | |
111 | .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ | |
112 | .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ | |
113 | xshift, xmin, xmax, xinvert) } | |
460acbec | 114 | #define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \ |
a7a4ac86 PZ |
115 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
116 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
117 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
118 | .tlv.p = (tlv_array), \ | |
119 | .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \ | |
120 | .put = snd_soc_put_volsw, \ | |
460acbec PU |
121 | .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \ |
122 | max, invert) } | |
4eaa9819 | 123 | #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \ |
a7a4ac86 PZ |
124 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ |
125 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
126 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
127 | .tlv.p = (tlv_array), \ | |
e8f5a103 | 128 | .info = snd_soc_info_volsw, \ |
974815ba | 129 | .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \ |
cdffa775 PU |
130 | .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ |
131 | xmax, xinvert) } | |
229e3fdc MB |
132 | #define SOC_DOUBLE_R_RANGE_TLV(xname, reg_left, reg_right, xshift, xmin, \ |
133 | xmax, xinvert, tlv_array) \ | |
134 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
135 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
136 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
137 | .tlv.p = (tlv_array), \ | |
138 | .info = snd_soc_info_volsw_range, \ | |
139 | .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \ | |
140 | .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \ | |
141 | xshift, xmin, xmax, xinvert) } | |
1d99f243 BA |
142 | #define SOC_DOUBLE_R_SX_TLV(xname, xreg, xrreg, xshift, xmin, xmax, tlv_array) \ |
143 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
144 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
145 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
146 | .tlv.p = (tlv_array), \ | |
147 | .info = snd_soc_info_volsw, \ | |
148 | .get = snd_soc_get_volsw_sx, \ | |
149 | .put = snd_soc_put_volsw_sx, \ | |
150 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
151 | {.reg = xreg, .rreg = xrreg, \ | |
152 | .shift = xshift, .rshift = xshift, \ | |
153 | .max = xmax, .min = xmin} } | |
4eaa9819 | 154 | #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ |
e13ac2e9 MB |
155 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ |
156 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
157 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
158 | .tlv.p = (tlv_array), \ | |
159 | .info = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \ | |
160 | .put = snd_soc_put_volsw_s8, \ | |
4eaa9819 | 161 | .private_value = (unsigned long)&(struct soc_mixer_control) \ |
d11bb4a9 PU |
162 | {.reg = xreg, .min = xmin, .max = xmax, \ |
163 | .platform_max = xmax} } | |
f8ba0b7b | 164 | #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \ |
808db4a4 | 165 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ |
86767b7d LPC |
166 | .max = xmax, .texts = xtexts, \ |
167 | .mask = xmax ? roundup_pow_of_two(xmax) - 1 : 0} | |
f8ba0b7b JS |
168 | #define SOC_ENUM_SINGLE(xreg, xshift, xmax, xtexts) \ |
169 | SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmax, xtexts) | |
170 | #define SOC_ENUM_SINGLE_EXT(xmax, xtexts) \ | |
171 | { .max = xmax, .texts = xtexts } | |
2e72f8e3 PU |
172 | #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xmax, xtexts, xvalues) \ |
173 | { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ | |
174 | .mask = xmask, .max = xmax, .texts = xtexts, .values = xvalues} | |
175 | #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xmax, xtexts, xvalues) \ | |
176 | SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xmax, xtexts, xvalues) | |
808db4a4 RP |
177 | #define SOC_ENUM(xname, xenum) \ |
178 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
179 | .info = snd_soc_info_enum_double, \ | |
180 | .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \ | |
181 | .private_value = (unsigned long)&xenum } | |
2e72f8e3 PU |
182 | #define SOC_VALUE_ENUM(xname, xenum) \ |
183 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\ | |
74155556 | 184 | .info = snd_soc_info_enum_double, \ |
2e72f8e3 PU |
185 | .get = snd_soc_get_value_enum_double, \ |
186 | .put = snd_soc_put_value_enum_double, \ | |
187 | .private_value = (unsigned long)&xenum } | |
f8ba0b7b | 188 | #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\ |
808db4a4 RP |
189 | xhandler_get, xhandler_put) \ |
190 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
1c433fbd | 191 | .info = snd_soc_info_volsw, \ |
808db4a4 | 192 | .get = xhandler_get, .put = xhandler_put, \ |
f8ba0b7b | 193 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
460acbec | 194 | #define SOC_DOUBLE_EXT(xname, reg, shift_left, shift_right, max, invert,\ |
7629ad24 DM |
195 | xhandler_get, xhandler_put) \ |
196 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
197 | .info = snd_soc_info_volsw, \ | |
198 | .get = xhandler_get, .put = xhandler_put, \ | |
460acbec PU |
199 | .private_value = \ |
200 | SOC_DOUBLE_VALUE(reg, shift_left, shift_right, max, invert) } | |
f8ba0b7b | 201 | #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ |
10144c09 MM |
202 | xhandler_get, xhandler_put, tlv_array) \ |
203 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
204 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
205 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
206 | .tlv.p = (tlv_array), \ | |
207 | .info = snd_soc_info_volsw, \ | |
208 | .get = xhandler_get, .put = xhandler_put, \ | |
f8ba0b7b | 209 | .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } |
d0af93db JS |
210 | #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\ |
211 | xhandler_get, xhandler_put, tlv_array) \ | |
212 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
213 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
214 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
215 | .tlv.p = (tlv_array), \ | |
216 | .info = snd_soc_info_volsw, \ | |
217 | .get = xhandler_get, .put = xhandler_put, \ | |
460acbec PU |
218 | .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \ |
219 | xmax, xinvert) } | |
3ce91d5a JS |
220 | #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\ |
221 | xhandler_get, xhandler_put, tlv_array) \ | |
222 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
223 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
224 | SNDRV_CTL_ELEM_ACCESS_READWRITE, \ | |
225 | .tlv.p = (tlv_array), \ | |
e8f5a103 | 226 | .info = snd_soc_info_volsw, \ |
3ce91d5a | 227 | .get = xhandler_get, .put = xhandler_put, \ |
cdffa775 PU |
228 | .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \ |
229 | xmax, xinvert) } | |
808db4a4 RP |
230 | #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ |
231 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
232 | .info = snd_soc_info_bool_ext, \ | |
233 | .get = xhandler_get, .put = xhandler_put, \ | |
234 | .private_value = xdata } | |
235 | #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \ | |
236 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
237 | .info = snd_soc_info_enum_ext, \ | |
238 | .get = xhandler_get, .put = xhandler_put, \ | |
239 | .private_value = (unsigned long)&xenum } | |
240 | ||
71d08516 MB |
241 | #define SND_SOC_BYTES(xname, xbase, xregs) \ |
242 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
243 | .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ | |
244 | .put = snd_soc_bytes_put, .private_value = \ | |
245 | ((unsigned long)&(struct soc_bytes) \ | |
246 | {.base = xbase, .num_regs = xregs }) } | |
b6f4bb38 | 247 | |
f831b055 MB |
248 | #define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask) \ |
249 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ | |
250 | .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \ | |
251 | .put = snd_soc_bytes_put, .private_value = \ | |
252 | ((unsigned long)&(struct soc_bytes) \ | |
253 | {.base = xbase, .num_regs = xregs, \ | |
254 | .mask = xmask }) } | |
255 | ||
4183eed2 KK |
256 | #define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \ |
257 | xmin, xmax, xinvert) \ | |
258 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ | |
259 | .info = snd_soc_info_xr_sx, .get = snd_soc_get_xr_sx, \ | |
260 | .put = snd_soc_put_xr_sx, \ | |
261 | .private_value = (unsigned long)&(struct soc_mreg_control) \ | |
262 | {.regbase = xregbase, .regcount = xregcount, .nbits = xnbits, \ | |
263 | .invert = xinvert, .min = xmin, .max = xmax} } | |
264 | ||
dd7b10b3 KK |
265 | #define SOC_SINGLE_STROBE(xname, xreg, xshift, xinvert) \ |
266 | SOC_SINGLE_EXT(xname, xreg, xshift, 1, xinvert, \ | |
267 | snd_soc_get_strobe, snd_soc_put_strobe) | |
268 | ||
6c2fb6a8 GL |
269 | /* |
270 | * Simplified versions of above macros, declaring a struct and calculating | |
271 | * ARRAY_SIZE internally | |
272 | */ | |
273 | #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \ | |
274 | struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \ | |
275 | ARRAY_SIZE(xtexts), xtexts) | |
276 | #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \ | |
277 | SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts) | |
278 | #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \ | |
279 | struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts) | |
280 | #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \ | |
281 | struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \ | |
282 | ARRAY_SIZE(xtexts), xtexts, xvalues) | |
283 | #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ | |
284 | SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues) | |
285 | ||
0168bf0d LG |
286 | /* |
287 | * Component probe and remove ordering levels for components with runtime | |
288 | * dependencies. | |
289 | */ | |
290 | #define SND_SOC_COMP_ORDER_FIRST -2 | |
291 | #define SND_SOC_COMP_ORDER_EARLY -1 | |
292 | #define SND_SOC_COMP_ORDER_NORMAL 0 | |
293 | #define SND_SOC_COMP_ORDER_LATE 1 | |
294 | #define SND_SOC_COMP_ORDER_LAST 2 | |
295 | ||
0be9898a MB |
296 | /* |
297 | * Bias levels | |
298 | * | |
299 | * @ON: Bias is fully on for audio playback and capture operations. | |
300 | * @PREPARE: Prepare for audio operations. Called before DAPM switching for | |
301 | * stream start and stop operations. | |
302 | * @STANDBY: Low power standby state when no playback/capture operations are | |
303 | * in progress. NOTE: The transition time between STANDBY and ON | |
304 | * should be as fast as possible and no longer than 10ms. | |
305 | * @OFF: Power Off. No restrictions on transition times. | |
306 | */ | |
307 | enum snd_soc_bias_level { | |
56fba41f MB |
308 | SND_SOC_BIAS_OFF = 0, |
309 | SND_SOC_BIAS_STANDBY = 1, | |
310 | SND_SOC_BIAS_PREPARE = 2, | |
311 | SND_SOC_BIAS_ON = 3, | |
0be9898a MB |
312 | }; |
313 | ||
5a504963 | 314 | struct device_node; |
8a2cd618 MB |
315 | struct snd_jack; |
316 | struct snd_soc_card; | |
808db4a4 RP |
317 | struct snd_soc_pcm_stream; |
318 | struct snd_soc_ops; | |
808db4a4 | 319 | struct snd_soc_pcm_runtime; |
3c4b266f | 320 | struct snd_soc_dai; |
f0fba2ad | 321 | struct snd_soc_dai_driver; |
12a48a8c | 322 | struct snd_soc_platform; |
d273ebe7 | 323 | struct snd_soc_dai_link; |
f0fba2ad | 324 | struct snd_soc_platform_driver; |
808db4a4 | 325 | struct snd_soc_codec; |
f0fba2ad | 326 | struct snd_soc_codec_driver; |
030e79f6 KM |
327 | struct snd_soc_component; |
328 | struct snd_soc_component_driver; | |
808db4a4 | 329 | struct soc_enum; |
8a2cd618 | 330 | struct snd_soc_jack; |
fa9879ed | 331 | struct snd_soc_jack_zone; |
8a2cd618 | 332 | struct snd_soc_jack_pin; |
7a30a3db | 333 | struct snd_soc_cache_ops; |
ce6120cc | 334 | #include <sound/soc-dapm.h> |
01d7584c | 335 | #include <sound/soc-dpcm.h> |
f0fba2ad | 336 | |
ec67624d LCM |
337 | #ifdef CONFIG_GPIOLIB |
338 | struct snd_soc_jack_gpio; | |
339 | #endif | |
808db4a4 RP |
340 | |
341 | typedef int (*hw_write_t)(void *,const char* ,int); | |
808db4a4 | 342 | |
b047e1cc | 343 | extern struct snd_ac97_bus_ops *soc_ac97_ops; |
808db4a4 | 344 | |
7084a42b | 345 | enum snd_soc_control_type { |
e9c03905 | 346 | SND_SOC_I2C = 1, |
7084a42b | 347 | SND_SOC_SPI, |
0671da18 | 348 | SND_SOC_REGMAP, |
7084a42b MB |
349 | }; |
350 | ||
7a30a3db | 351 | enum snd_soc_compress_type { |
119bd789 | 352 | SND_SOC_FLAT_COMPRESSION = 1, |
7a30a3db DP |
353 | }; |
354 | ||
b8c0dab9 LG |
355 | enum snd_soc_pcm_subclass { |
356 | SND_SOC_PCM_CLASS_PCM = 0, | |
357 | SND_SOC_PCM_CLASS_BE = 1, | |
358 | }; | |
359 | ||
01b9d99a | 360 | enum snd_soc_card_subclass { |
6874a918 LG |
361 | SND_SOC_CARD_CLASS_INIT = 0, |
362 | SND_SOC_CARD_CLASS_RUNTIME = 1, | |
01b9d99a LG |
363 | }; |
364 | ||
ec4ee52a | 365 | int snd_soc_codec_set_sysclk(struct snd_soc_codec *codec, int clk_id, |
da1c6ea6 | 366 | int source, unsigned int freq, int dir); |
ec4ee52a MB |
367 | int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source, |
368 | unsigned int freq_in, unsigned int freq_out); | |
369 | ||
70a7ca34 VK |
370 | int snd_soc_register_card(struct snd_soc_card *card); |
371 | int snd_soc_unregister_card(struct snd_soc_card *card); | |
6f8ab4ac MB |
372 | int snd_soc_suspend(struct device *dev); |
373 | int snd_soc_resume(struct device *dev); | |
374 | int snd_soc_poweroff(struct device *dev); | |
f0fba2ad | 375 | int snd_soc_register_platform(struct device *dev, |
d79e57db | 376 | const struct snd_soc_platform_driver *platform_drv); |
f0fba2ad | 377 | void snd_soc_unregister_platform(struct device *dev); |
71a45cda LPC |
378 | int snd_soc_add_platform(struct device *dev, struct snd_soc_platform *platform, |
379 | const struct snd_soc_platform_driver *platform_drv); | |
380 | void snd_soc_remove_platform(struct snd_soc_platform *platform); | |
381 | struct snd_soc_platform *snd_soc_lookup_platform(struct device *dev); | |
f0fba2ad | 382 | int snd_soc_register_codec(struct device *dev, |
001ae4c0 | 383 | const struct snd_soc_codec_driver *codec_drv, |
f0fba2ad LG |
384 | struct snd_soc_dai_driver *dai_drv, int num_dai); |
385 | void snd_soc_unregister_codec(struct device *dev); | |
030e79f6 KM |
386 | int snd_soc_register_component(struct device *dev, |
387 | const struct snd_soc_component_driver *cmpnt_drv, | |
388 | struct snd_soc_dai_driver *dai_drv, int num_dai); | |
389 | void snd_soc_unregister_component(struct device *dev); | |
181e055e MB |
390 | int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, |
391 | unsigned int reg); | |
239c9706 DP |
392 | int snd_soc_codec_readable_register(struct snd_soc_codec *codec, |
393 | unsigned int reg); | |
394 | int snd_soc_codec_writable_register(struct snd_soc_codec *codec, | |
395 | unsigned int reg); | |
17a52fd6 | 396 | int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec, |
7084a42b MB |
397 | int addr_bits, int data_bits, |
398 | enum snd_soc_control_type control); | |
7a30a3db DP |
399 | int snd_soc_cache_sync(struct snd_soc_codec *codec); |
400 | int snd_soc_cache_init(struct snd_soc_codec *codec); | |
401 | int snd_soc_cache_exit(struct snd_soc_codec *codec); | |
402 | int snd_soc_cache_write(struct snd_soc_codec *codec, | |
403 | unsigned int reg, unsigned int value); | |
404 | int snd_soc_cache_read(struct snd_soc_codec *codec, | |
405 | unsigned int reg, unsigned int *value); | |
066d16c3 DP |
406 | int snd_soc_default_volatile_register(struct snd_soc_codec *codec, |
407 | unsigned int reg); | |
408 | int snd_soc_default_readable_register(struct snd_soc_codec *codec, | |
409 | unsigned int reg); | |
8020454c DP |
410 | int snd_soc_default_writable_register(struct snd_soc_codec *codec, |
411 | unsigned int reg); | |
f1442bc1 LG |
412 | int snd_soc_platform_read(struct snd_soc_platform *platform, |
413 | unsigned int reg); | |
414 | int snd_soc_platform_write(struct snd_soc_platform *platform, | |
415 | unsigned int reg, unsigned int val); | |
354a2142 | 416 | int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num); |
49681077 | 417 | int soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num); |
12a48a8c | 418 | |
47c88fff LG |
419 | struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card, |
420 | const char *dai_link, int stream); | |
421 | struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card, | |
422 | const char *dai_link); | |
423 | ||
7aae816d MB |
424 | /* Utility functions to get clock rates from various things */ |
425 | int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); | |
426 | int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); | |
c0fa59df | 427 | int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); |
7aae816d MB |
428 | int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); |
429 | ||
808db4a4 RP |
430 | /* set runtime hw params */ |
431 | int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, | |
432 | const struct snd_pcm_hardware *hw); | |
808db4a4 | 433 | |
07bf84aa LG |
434 | int snd_soc_platform_trigger(struct snd_pcm_substream *substream, |
435 | int cmd, struct snd_soc_platform *platform); | |
436 | ||
8a2cd618 | 437 | /* Jack reporting */ |
f0fba2ad | 438 | int snd_soc_jack_new(struct snd_soc_codec *codec, const char *id, int type, |
8a2cd618 MB |
439 | struct snd_soc_jack *jack); |
440 | void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask); | |
441 | int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count, | |
442 | struct snd_soc_jack_pin *pins); | |
d5021ec9 MB |
443 | void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, |
444 | struct notifier_block *nb); | |
445 | void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, | |
446 | struct notifier_block *nb); | |
fa9879ed VK |
447 | int snd_soc_jack_add_zones(struct snd_soc_jack *jack, int count, |
448 | struct snd_soc_jack_zone *zones); | |
449 | int snd_soc_jack_get_type(struct snd_soc_jack *jack, int micbias_voltage); | |
ec67624d LCM |
450 | #ifdef CONFIG_GPIOLIB |
451 | int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, | |
452 | struct snd_soc_jack_gpio *gpios); | |
453 | void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, | |
454 | struct snd_soc_jack_gpio *gpios); | |
455 | #endif | |
8a2cd618 | 456 | |
808db4a4 RP |
457 | /* codec register bit access */ |
458 | int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, | |
46f5822f | 459 | unsigned int mask, unsigned int value); |
dd1b3d53 MB |
460 | int snd_soc_update_bits_locked(struct snd_soc_codec *codec, |
461 | unsigned short reg, unsigned int mask, | |
462 | unsigned int value); | |
808db4a4 | 463 | int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, |
46f5822f | 464 | unsigned int mask, unsigned int value); |
808db4a4 RP |
465 | |
466 | int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, | |
467 | struct snd_ac97_bus_ops *ops, int num); | |
468 | void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); | |
469 | ||
b047e1cc | 470 | int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops); |
741a509f MP |
471 | int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops, |
472 | struct platform_device *pdev); | |
b047e1cc | 473 | |
808db4a4 RP |
474 | /* |
475 | *Controls | |
476 | */ | |
477 | struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, | |
3056557f | 478 | void *data, const char *long_name, |
efb7ac3f | 479 | const char *prefix); |
022658be | 480 | int snd_soc_add_codec_controls(struct snd_soc_codec *codec, |
3e8e1952 | 481 | const struct snd_kcontrol_new *controls, int num_controls); |
a491a5c8 LG |
482 | int snd_soc_add_platform_controls(struct snd_soc_platform *platform, |
483 | const struct snd_kcontrol_new *controls, int num_controls); | |
022658be LG |
484 | int snd_soc_add_card_controls(struct snd_soc_card *soc_card, |
485 | const struct snd_kcontrol_new *controls, int num_controls); | |
486 | int snd_soc_add_dai_controls(struct snd_soc_dai *dai, | |
487 | const struct snd_kcontrol_new *controls, int num_controls); | |
808db4a4 RP |
488 | int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, |
489 | struct snd_ctl_elem_info *uinfo); | |
490 | int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol, | |
491 | struct snd_ctl_elem_info *uinfo); | |
492 | int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol, | |
493 | struct snd_ctl_elem_value *ucontrol); | |
494 | int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol, | |
495 | struct snd_ctl_elem_value *ucontrol); | |
2e72f8e3 PU |
496 | int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol, |
497 | struct snd_ctl_elem_value *ucontrol); | |
498 | int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol, | |
499 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 RP |
500 | int snd_soc_info_volsw(struct snd_kcontrol *kcontrol, |
501 | struct snd_ctl_elem_info *uinfo); | |
502 | int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol, | |
503 | struct snd_ctl_elem_info *uinfo); | |
392abe9c | 504 | #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info |
808db4a4 RP |
505 | int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, |
506 | struct snd_ctl_elem_value *ucontrol); | |
507 | int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, | |
508 | struct snd_ctl_elem_value *ucontrol); | |
a92f1394 PU |
509 | #define snd_soc_get_volsw_2r snd_soc_get_volsw |
510 | #define snd_soc_put_volsw_2r snd_soc_put_volsw | |
1d99f243 BA |
511 | int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol, |
512 | struct snd_ctl_elem_value *ucontrol); | |
513 | int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, | |
514 | struct snd_ctl_elem_value *ucontrol); | |
e13ac2e9 MB |
515 | int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol, |
516 | struct snd_ctl_elem_info *uinfo); | |
517 | int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol, | |
518 | struct snd_ctl_elem_value *ucontrol); | |
519 | int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, | |
520 | struct snd_ctl_elem_value *ucontrol); | |
6c9d8cf6 AT |
521 | int snd_soc_info_volsw_range(struct snd_kcontrol *kcontrol, |
522 | struct snd_ctl_elem_info *uinfo); | |
523 | int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, | |
524 | struct snd_ctl_elem_value *ucontrol); | |
525 | int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol, | |
526 | struct snd_ctl_elem_value *ucontrol); | |
637d3847 PU |
527 | int snd_soc_limit_volume(struct snd_soc_codec *codec, |
528 | const char *name, int max); | |
71d08516 MB |
529 | int snd_soc_bytes_info(struct snd_kcontrol *kcontrol, |
530 | struct snd_ctl_elem_info *uinfo); | |
531 | int snd_soc_bytes_get(struct snd_kcontrol *kcontrol, | |
532 | struct snd_ctl_elem_value *ucontrol); | |
533 | int snd_soc_bytes_put(struct snd_kcontrol *kcontrol, | |
534 | struct snd_ctl_elem_value *ucontrol); | |
4183eed2 KK |
535 | int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol, |
536 | struct snd_ctl_elem_info *uinfo); | |
537 | int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol, | |
538 | struct snd_ctl_elem_value *ucontrol); | |
539 | int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, | |
540 | struct snd_ctl_elem_value *ucontrol); | |
dd7b10b3 KK |
541 | int snd_soc_get_strobe(struct snd_kcontrol *kcontrol, |
542 | struct snd_ctl_elem_value *ucontrol); | |
543 | int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, | |
544 | struct snd_ctl_elem_value *ucontrol); | |
808db4a4 | 545 | |
066d16c3 DP |
546 | /** |
547 | * struct snd_soc_reg_access - Describes whether a given register is | |
548 | * readable, writable or volatile. | |
549 | * | |
550 | * @reg: the register number | |
551 | * @read: whether this register is readable | |
552 | * @write: whether this register is writable | |
553 | * @vol: whether this register is volatile | |
554 | */ | |
555 | struct snd_soc_reg_access { | |
556 | u16 reg; | |
557 | u16 read; | |
558 | u16 write; | |
559 | u16 vol; | |
560 | }; | |
561 | ||
8a2cd618 MB |
562 | /** |
563 | * struct snd_soc_jack_pin - Describes a pin to update based on jack detection | |
564 | * | |
565 | * @pin: name of the pin to update | |
566 | * @mask: bits to check for in reported jack status | |
567 | * @invert: if non-zero then pin is enabled when status is not reported | |
568 | */ | |
569 | struct snd_soc_jack_pin { | |
570 | struct list_head list; | |
571 | const char *pin; | |
572 | int mask; | |
573 | bool invert; | |
574 | }; | |
575 | ||
fa9879ed VK |
576 | /** |
577 | * struct snd_soc_jack_zone - Describes voltage zones of jack detection | |
578 | * | |
579 | * @min_mv: start voltage in mv | |
580 | * @max_mv: end voltage in mv | |
581 | * @jack_type: type of jack that is expected for this voltage | |
582 | * @debounce_time: debounce_time for jack, codec driver should wait for this | |
583 | * duration before reading the adc for voltages | |
584 | * @:list: list container | |
585 | */ | |
586 | struct snd_soc_jack_zone { | |
587 | unsigned int min_mv; | |
588 | unsigned int max_mv; | |
589 | unsigned int jack_type; | |
590 | unsigned int debounce_time; | |
591 | struct list_head list; | |
592 | }; | |
593 | ||
ec67624d LCM |
594 | /** |
595 | * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection | |
596 | * | |
597 | * @gpio: gpio number | |
598 | * @name: gpio name | |
599 | * @report: value to report when jack detected | |
600 | * @invert: report presence in low state | |
601 | * @debouce_time: debouce time in ms | |
7887ab3a | 602 | * @wake: enable as wake source |
fadddc87 MB |
603 | * @jack_status_check: callback function which overrides the detection |
604 | * to provide more complex checks (eg, reading an | |
605 | * ADC). | |
ec67624d LCM |
606 | */ |
607 | #ifdef CONFIG_GPIOLIB | |
608 | struct snd_soc_jack_gpio { | |
609 | unsigned int gpio; | |
610 | const char *name; | |
611 | int report; | |
612 | int invert; | |
613 | int debounce_time; | |
7887ab3a MB |
614 | bool wake; |
615 | ||
ec67624d | 616 | struct snd_soc_jack *jack; |
4c14d78e | 617 | struct delayed_work work; |
c871a053 JS |
618 | |
619 | int (*jack_status_check)(void); | |
ec67624d LCM |
620 | }; |
621 | #endif | |
622 | ||
8a2cd618 | 623 | struct snd_soc_jack { |
2667b4b8 | 624 | struct mutex mutex; |
8a2cd618 | 625 | struct snd_jack *jack; |
f0fba2ad | 626 | struct snd_soc_codec *codec; |
8a2cd618 MB |
627 | struct list_head pins; |
628 | int status; | |
d5021ec9 | 629 | struct blocking_notifier_head notifier; |
fa9879ed | 630 | struct list_head jack_zones; |
8a2cd618 MB |
631 | }; |
632 | ||
808db4a4 RP |
633 | /* SoC PCM stream information */ |
634 | struct snd_soc_pcm_stream { | |
f0fba2ad | 635 | const char *stream_name; |
1c433fbd GG |
636 | u64 formats; /* SNDRV_PCM_FMTBIT_* */ |
637 | unsigned int rates; /* SNDRV_PCM_RATE_* */ | |
808db4a4 RP |
638 | unsigned int rate_min; /* min rate */ |
639 | unsigned int rate_max; /* max rate */ | |
640 | unsigned int channels_min; /* min channels */ | |
641 | unsigned int channels_max; /* max channels */ | |
58ba9b25 | 642 | unsigned int sig_bits; /* number of bits of content */ |
808db4a4 RP |
643 | }; |
644 | ||
645 | /* SoC audio ops */ | |
646 | struct snd_soc_ops { | |
647 | int (*startup)(struct snd_pcm_substream *); | |
648 | void (*shutdown)(struct snd_pcm_substream *); | |
649 | int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *); | |
650 | int (*hw_free)(struct snd_pcm_substream *); | |
651 | int (*prepare)(struct snd_pcm_substream *); | |
652 | int (*trigger)(struct snd_pcm_substream *, int); | |
653 | }; | |
654 | ||
49681077 VK |
655 | struct snd_soc_compr_ops { |
656 | int (*startup)(struct snd_compr_stream *); | |
657 | void (*shutdown)(struct snd_compr_stream *); | |
658 | int (*set_params)(struct snd_compr_stream *); | |
659 | int (*trigger)(struct snd_compr_stream *); | |
660 | }; | |
661 | ||
7a30a3db DP |
662 | /* SoC cache ops */ |
663 | struct snd_soc_cache_ops { | |
0d735eaa | 664 | const char *name; |
7a30a3db DP |
665 | enum snd_soc_compress_type id; |
666 | int (*init)(struct snd_soc_codec *codec); | |
667 | int (*exit)(struct snd_soc_codec *codec); | |
668 | int (*read)(struct snd_soc_codec *codec, unsigned int reg, | |
669 | unsigned int *value); | |
670 | int (*write)(struct snd_soc_codec *codec, unsigned int reg, | |
671 | unsigned int value); | |
672 | int (*sync)(struct snd_soc_codec *codec); | |
673 | }; | |
674 | ||
f0fba2ad | 675 | /* SoC Audio Codec device */ |
808db4a4 | 676 | struct snd_soc_codec { |
f0fba2ad | 677 | const char *name; |
ead9b919 | 678 | const char *name_prefix; |
f0fba2ad | 679 | int id; |
0d0cf00a | 680 | struct device *dev; |
001ae4c0 | 681 | const struct snd_soc_codec_driver *driver; |
0d0cf00a | 682 | |
f0fba2ad LG |
683 | struct mutex mutex; |
684 | struct snd_soc_card *card; | |
0d0cf00a | 685 | struct list_head list; |
f0fba2ad LG |
686 | struct list_head card_list; |
687 | int num_dai; | |
23bbce34 | 688 | enum snd_soc_compress_type compress_type; |
aea170a0 | 689 | size_t reg_size; /* reg_cache_size * reg_word_size */ |
1500b7b5 DP |
690 | int (*volatile_register)(struct snd_soc_codec *, unsigned int); |
691 | int (*readable_register)(struct snd_soc_codec *, unsigned int); | |
8020454c | 692 | int (*writable_register)(struct snd_soc_codec *, unsigned int); |
808db4a4 RP |
693 | |
694 | /* runtime */ | |
808db4a4 RP |
695 | struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ |
696 | unsigned int active; | |
dad8e7ae | 697 | unsigned int cache_bypass:1; /* Suppress access to the cache */ |
f0fba2ad LG |
698 | unsigned int suspended:1; /* Codec is in suspend PM state */ |
699 | unsigned int probed:1; /* Codec has been probed */ | |
700 | unsigned int ac97_registered:1; /* Codec has been AC97 registered */ | |
0562f788 | 701 | unsigned int ac97_created:1; /* Codec has been created by SoC */ |
f0fba2ad | 702 | unsigned int sysfs_registered:1; /* codec has been sysfs registered */ |
fdf0f54d | 703 | unsigned int cache_init:1; /* codec cache has been initialized */ |
8a713da8 | 704 | unsigned int using_regmap:1; /* using regmap access */ |
aaee8ef1 MB |
705 | u32 cache_only; /* Suppress writes to hardware */ |
706 | u32 cache_sync; /* Cache needs to be synced to hardware */ | |
808db4a4 RP |
707 | |
708 | /* codec IO */ | |
709 | void *control_data; /* codec control (i2c/3wire) data */ | |
67850a89 | 710 | enum snd_soc_control_type control_type; |
808db4a4 | 711 | hw_write_t hw_write; |
afa2f106 | 712 | unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int); |
c3acec26 MB |
713 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); |
714 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
5fb609d4 | 715 | int (*bulk_write_raw)(struct snd_soc_codec *, unsigned int, const void *, size_t); |
808db4a4 | 716 | void *reg_cache; |
3335ddca | 717 | const void *reg_def_copy; |
7a30a3db DP |
718 | const struct snd_soc_cache_ops *cache_ops; |
719 | struct mutex cache_rw_mutex; | |
be3ea3b9 | 720 | int val_bytes; |
a96ca338 | 721 | |
808db4a4 | 722 | /* dapm */ |
ce6120cc | 723 | struct snd_soc_dapm_context dapm; |
1d69c5c5 | 724 | unsigned int ignore_pmdown_time:1; /* pmdown_time is ignored at stop */ |
808db4a4 | 725 | |
384c89e2 | 726 | #ifdef CONFIG_DEBUG_FS |
88439ac7 | 727 | struct dentry *debugfs_codec_root; |
384c89e2 | 728 | struct dentry *debugfs_reg; |
79fb9387 | 729 | struct dentry *debugfs_dapm; |
384c89e2 | 730 | #endif |
808db4a4 RP |
731 | }; |
732 | ||
f0fba2ad LG |
733 | /* codec driver */ |
734 | struct snd_soc_codec_driver { | |
735 | ||
736 | /* driver ops */ | |
737 | int (*probe)(struct snd_soc_codec *); | |
738 | int (*remove)(struct snd_soc_codec *); | |
84b315ee | 739 | int (*suspend)(struct snd_soc_codec *); |
f0fba2ad LG |
740 | int (*resume)(struct snd_soc_codec *); |
741 | ||
b7af1daf MB |
742 | /* Default control and setup, added after probe() is run */ |
743 | const struct snd_kcontrol_new *controls; | |
744 | int num_controls; | |
89b95ac0 MB |
745 | const struct snd_soc_dapm_widget *dapm_widgets; |
746 | int num_dapm_widgets; | |
747 | const struct snd_soc_dapm_route *dapm_routes; | |
748 | int num_dapm_routes; | |
749 | ||
ec4ee52a MB |
750 | /* codec wide operations */ |
751 | int (*set_sysclk)(struct snd_soc_codec *codec, | |
da1c6ea6 | 752 | int clk_id, int source, unsigned int freq, int dir); |
ec4ee52a MB |
753 | int (*set_pll)(struct snd_soc_codec *codec, int pll_id, int source, |
754 | unsigned int freq_in, unsigned int freq_out); | |
755 | ||
f0fba2ad LG |
756 | /* codec IO */ |
757 | unsigned int (*read)(struct snd_soc_codec *, unsigned int); | |
758 | int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); | |
759 | int (*display_register)(struct snd_soc_codec *, char *, | |
760 | size_t, unsigned int); | |
d4754ec9 DP |
761 | int (*volatile_register)(struct snd_soc_codec *, unsigned int); |
762 | int (*readable_register)(struct snd_soc_codec *, unsigned int); | |
8020454c | 763 | int (*writable_register)(struct snd_soc_codec *, unsigned int); |
4a8923ba | 764 | unsigned int reg_cache_size; |
f0fba2ad LG |
765 | short reg_cache_step; |
766 | short reg_word_size; | |
767 | const void *reg_cache_default; | |
066d16c3 DP |
768 | short reg_access_size; |
769 | const struct snd_soc_reg_access *reg_access_default; | |
7a30a3db | 770 | enum snd_soc_compress_type compress_type; |
f0fba2ad LG |
771 | |
772 | /* codec bias level */ | |
773 | int (*set_bias_level)(struct snd_soc_codec *, | |
774 | enum snd_soc_bias_level level); | |
33c5f969 | 775 | bool idle_bias_off; |
474b62d6 MB |
776 | |
777 | void (*seq_notifier)(struct snd_soc_dapm_context *, | |
f85a9e0d | 778 | enum snd_soc_dapm_type, int); |
0168bf0d | 779 | |
64a648c2 LG |
780 | /* codec stream completion event */ |
781 | int (*stream_event)(struct snd_soc_dapm_context *dapm, int event); | |
782 | ||
5124e69e MB |
783 | bool ignore_pmdown_time; /* Doesn't benefit from pmdown delay */ |
784 | ||
0168bf0d LG |
785 | /* probe ordering - for components with runtime dependencies */ |
786 | int probe_order; | |
787 | int remove_order; | |
808db4a4 RP |
788 | }; |
789 | ||
790 | /* SoC platform interface */ | |
f0fba2ad | 791 | struct snd_soc_platform_driver { |
808db4a4 | 792 | |
f0fba2ad LG |
793 | int (*probe)(struct snd_soc_platform *); |
794 | int (*remove)(struct snd_soc_platform *); | |
795 | int (*suspend)(struct snd_soc_dai *dai); | |
796 | int (*resume)(struct snd_soc_dai *dai); | |
808db4a4 RP |
797 | |
798 | /* pcm creation and destruction */ | |
552d1ef6 | 799 | int (*pcm_new)(struct snd_soc_pcm_runtime *); |
808db4a4 RP |
800 | void (*pcm_free)(struct snd_pcm *); |
801 | ||
cb2cf612 LG |
802 | /* Default control and setup, added after probe() is run */ |
803 | const struct snd_kcontrol_new *controls; | |
804 | int num_controls; | |
805 | const struct snd_soc_dapm_widget *dapm_widgets; | |
806 | int num_dapm_widgets; | |
807 | const struct snd_soc_dapm_route *dapm_routes; | |
808 | int num_dapm_routes; | |
809 | ||
258020d0 PU |
810 | /* |
811 | * For platform caused delay reporting. | |
812 | * Optional. | |
813 | */ | |
814 | snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *, | |
815 | struct snd_soc_dai *); | |
816 | ||
49681077 | 817 | /* platform stream pcm ops */ |
1f03f55b | 818 | const struct snd_pcm_ops *ops; |
0168bf0d | 819 | |
49681077 | 820 | /* platform stream compress ops */ |
ef03c9ae | 821 | const struct snd_compr_ops *compr_ops; |
49681077 | 822 | |
64a648c2 LG |
823 | /* platform stream completion event */ |
824 | int (*stream_event)(struct snd_soc_dapm_context *dapm, int event); | |
825 | ||
0168bf0d LG |
826 | /* probe ordering - for components with runtime dependencies */ |
827 | int probe_order; | |
828 | int remove_order; | |
f1442bc1 LG |
829 | |
830 | /* platform IO - used for platform DAPM */ | |
831 | unsigned int (*read)(struct snd_soc_platform *, unsigned int); | |
832 | int (*write)(struct snd_soc_platform *, unsigned int, unsigned int); | |
07bf84aa | 833 | int (*bespoke_trigger)(struct snd_pcm_substream *, int); |
808db4a4 RP |
834 | }; |
835 | ||
f0fba2ad LG |
836 | struct snd_soc_platform { |
837 | const char *name; | |
838 | int id; | |
839 | struct device *dev; | |
d79e57db | 840 | const struct snd_soc_platform_driver *driver; |
cc22d37e | 841 | struct mutex mutex; |
808db4a4 | 842 | |
f0fba2ad LG |
843 | unsigned int suspended:1; /* platform is suspended */ |
844 | unsigned int probed:1; | |
1c433fbd | 845 | |
f0fba2ad LG |
846 | struct snd_soc_card *card; |
847 | struct list_head list; | |
848 | struct list_head card_list; | |
b7950641 LG |
849 | |
850 | struct snd_soc_dapm_context dapm; | |
731f1ab2 SG |
851 | |
852 | #ifdef CONFIG_DEBUG_FS | |
853 | struct dentry *debugfs_platform_root; | |
854 | struct dentry *debugfs_dapm; | |
855 | #endif | |
f0fba2ad | 856 | }; |
808db4a4 | 857 | |
030e79f6 | 858 | struct snd_soc_component_driver { |
61782e4f | 859 | const char *name; |
030e79f6 KM |
860 | }; |
861 | ||
862 | struct snd_soc_component { | |
863 | const char *name; | |
864 | int id; | |
865 | int num_dai; | |
866 | struct device *dev; | |
867 | struct list_head list; | |
868 | ||
869 | const struct snd_soc_component_driver *driver; | |
870 | }; | |
871 | ||
f0fba2ad LG |
872 | struct snd_soc_dai_link { |
873 | /* config - must be set by machine driver */ | |
874 | const char *name; /* Codec name */ | |
875 | const char *stream_name; /* Stream name */ | |
bc92657a SW |
876 | /* |
877 | * You MAY specify the link's CPU-side device, either by device name, | |
878 | * or by DT/OF node, but not both. If this information is omitted, | |
879 | * the CPU-side DAI is matched using .cpu_dai_name only, which hence | |
880 | * must be globally unique. These fields are currently typically used | |
881 | * only for codec to codec links, or systems using device tree. | |
882 | */ | |
883 | const char *cpu_name; | |
884 | const struct device_node *cpu_of_node; | |
885 | /* | |
886 | * You MAY specify the DAI name of the CPU DAI. If this information is | |
887 | * omitted, the CPU-side DAI is matched using .cpu_name/.cpu_of_node | |
888 | * only, which only works well when that device exposes a single DAI. | |
889 | */ | |
f0fba2ad | 890 | const char *cpu_dai_name; |
bc92657a SW |
891 | /* |
892 | * You MUST specify the link's codec, either by device name, or by | |
893 | * DT/OF node, but not both. | |
894 | */ | |
895 | const char *codec_name; | |
896 | const struct device_node *codec_of_node; | |
897 | /* You MUST specify the DAI name within the codec */ | |
f0fba2ad | 898 | const char *codec_dai_name; |
bc92657a SW |
899 | /* |
900 | * You MAY specify the link's platform/PCM/DMA driver, either by | |
901 | * device name, or by DT/OF node, but not both. Some forms of link | |
902 | * do not need a platform. | |
903 | */ | |
904 | const char *platform_name; | |
905 | const struct device_node *platform_of_node; | |
01d7584c | 906 | int be_id; /* optional ID for machine driver BE identification */ |
4ccab3e7 | 907 | |
c74184ed MB |
908 | const struct snd_soc_pcm_stream *params; |
909 | ||
75d9ac46 MB |
910 | unsigned int dai_fmt; /* format to set on init */ |
911 | ||
01d7584c LG |
912 | enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */ |
913 | ||
3efab7dc MB |
914 | /* Keep DAI active over suspend */ |
915 | unsigned int ignore_suspend:1; | |
916 | ||
06f409d7 MB |
917 | /* Symmetry requirements */ |
918 | unsigned int symmetric_rates:1; | |
919 | ||
01d7584c LG |
920 | /* Do not create a PCM for this DAI link (Backend link) */ |
921 | unsigned int no_pcm:1; | |
922 | ||
923 | /* This DAI link can route to other DAI links at runtime (Frontend)*/ | |
924 | unsigned int dynamic:1; | |
925 | ||
e50fad4f | 926 | /* pmdown_time is ignored at stop */ |
927 | unsigned int ignore_pmdown_time:1; | |
928 | ||
f0fba2ad LG |
929 | /* codec/machine specific init - e.g. add machine controls */ |
930 | int (*init)(struct snd_soc_pcm_runtime *rtd); | |
06f409d7 | 931 | |
01d7584c LG |
932 | /* optional hw_params re-writing for BE and FE sync */ |
933 | int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd, | |
934 | struct snd_pcm_hw_params *params); | |
935 | ||
f0fba2ad | 936 | /* machine stream operations */ |
13aec722 LPC |
937 | const struct snd_soc_ops *ops; |
938 | const struct snd_soc_compr_ops *compr_ops; | |
808db4a4 RP |
939 | }; |
940 | ||
ff819b83 | 941 | struct snd_soc_codec_conf { |
ead9b919 | 942 | const char *dev_name; |
ff819b83 DP |
943 | |
944 | /* | |
945 | * optional map of kcontrol, widget and path name prefixes that are | |
946 | * associated per device | |
947 | */ | |
ead9b919 | 948 | const char *name_prefix; |
ff819b83 DP |
949 | |
950 | /* | |
951 | * set this to the desired compression type if you want to | |
952 | * override the one supplied in codec->driver->compress_type | |
953 | */ | |
954 | enum snd_soc_compress_type compress_type; | |
ead9b919 JN |
955 | }; |
956 | ||
2eea392d JN |
957 | struct snd_soc_aux_dev { |
958 | const char *name; /* Codec name */ | |
959 | const char *codec_name; /* for multi-codec */ | |
960 | ||
961 | /* codec/machine specific init - e.g. add machine controls */ | |
962 | int (*init)(struct snd_soc_dapm_context *dapm); | |
963 | }; | |
964 | ||
87506549 MB |
965 | /* SoC card */ |
966 | struct snd_soc_card { | |
f0fba2ad | 967 | const char *name; |
22de71ba LG |
968 | const char *long_name; |
969 | const char *driver_name; | |
c5af3a2e | 970 | struct device *dev; |
f0fba2ad LG |
971 | struct snd_card *snd_card; |
972 | struct module *owner; | |
c5af3a2e MB |
973 | |
974 | struct list_head list; | |
f0fba2ad | 975 | struct mutex mutex; |
a73fb2df | 976 | struct mutex dapm_mutex; |
c5af3a2e | 977 | |
f0fba2ad | 978 | bool instantiated; |
808db4a4 | 979 | |
e7361ec4 | 980 | int (*probe)(struct snd_soc_card *card); |
28e9ad92 | 981 | int (*late_probe)(struct snd_soc_card *card); |
e7361ec4 | 982 | int (*remove)(struct snd_soc_card *card); |
808db4a4 RP |
983 | |
984 | /* the pre and post PM functions are used to do any PM work before and | |
985 | * after the codec and DAI's do any PM work. */ | |
70b2ac12 MB |
986 | int (*suspend_pre)(struct snd_soc_card *card); |
987 | int (*suspend_post)(struct snd_soc_card *card); | |
988 | int (*resume_pre)(struct snd_soc_card *card); | |
989 | int (*resume_post)(struct snd_soc_card *card); | |
808db4a4 | 990 | |
0b4d221b | 991 | /* callbacks */ |
87506549 | 992 | int (*set_bias_level)(struct snd_soc_card *, |
d4c6005f | 993 | struct snd_soc_dapm_context *dapm, |
0be9898a | 994 | enum snd_soc_bias_level level); |
1badabd9 | 995 | int (*set_bias_level_post)(struct snd_soc_card *, |
d4c6005f | 996 | struct snd_soc_dapm_context *dapm, |
1badabd9 | 997 | enum snd_soc_bias_level level); |
0b4d221b | 998 | |
6c5f1fed | 999 | long pmdown_time; |
96dd3622 | 1000 | |
808db4a4 RP |
1001 | /* CPU <--> Codec DAI links */ |
1002 | struct snd_soc_dai_link *dai_link; | |
1003 | int num_links; | |
f0fba2ad LG |
1004 | struct snd_soc_pcm_runtime *rtd; |
1005 | int num_rtd; | |
6308419a | 1006 | |
ff819b83 DP |
1007 | /* optional codec specific configuration */ |
1008 | struct snd_soc_codec_conf *codec_conf; | |
1009 | int num_configs; | |
ead9b919 | 1010 | |
2eea392d JN |
1011 | /* |
1012 | * optional auxiliary devices such as amplifiers or codecs with DAI | |
1013 | * link unused | |
1014 | */ | |
1015 | struct snd_soc_aux_dev *aux_dev; | |
1016 | int num_aux_devs; | |
1017 | struct snd_soc_pcm_runtime *rtd_aux; | |
1018 | int num_aux_rtd; | |
1019 | ||
b7af1daf MB |
1020 | const struct snd_kcontrol_new *controls; |
1021 | int num_controls; | |
1022 | ||
b8ad29de MB |
1023 | /* |
1024 | * Card-specific routes and widgets. | |
1025 | */ | |
d06e48db | 1026 | const struct snd_soc_dapm_widget *dapm_widgets; |
b8ad29de | 1027 | int num_dapm_widgets; |
d06e48db | 1028 | const struct snd_soc_dapm_route *dapm_routes; |
b8ad29de | 1029 | int num_dapm_routes; |
1633281b | 1030 | bool fully_routed; |
b8ad29de | 1031 | |
6308419a | 1032 | struct work_struct deferred_resume_work; |
f0fba2ad LG |
1033 | |
1034 | /* lists of probed devices belonging to this card */ | |
1035 | struct list_head codec_dev_list; | |
1036 | struct list_head platform_dev_list; | |
1037 | struct list_head dai_dev_list; | |
a6052154 | 1038 | |
97c866de | 1039 | struct list_head widgets; |
8ddab3f5 | 1040 | struct list_head paths; |
7be31be8 | 1041 | struct list_head dapm_list; |
db432b41 | 1042 | struct list_head dapm_dirty; |
8ddab3f5 | 1043 | |
e37a4970 MB |
1044 | /* Generic DAPM context for the card */ |
1045 | struct snd_soc_dapm_context dapm; | |
de02d078 | 1046 | struct snd_soc_dapm_stats dapm_stats; |
e37a4970 | 1047 | |
a6052154 JN |
1048 | #ifdef CONFIG_DEBUG_FS |
1049 | struct dentry *debugfs_card_root; | |
3a45b867 | 1050 | struct dentry *debugfs_pop_time; |
a6052154 | 1051 | #endif |
3a45b867 | 1052 | u32 pop_time; |
dddf3e4c MB |
1053 | |
1054 | void *drvdata; | |
808db4a4 RP |
1055 | }; |
1056 | ||
f0fba2ad | 1057 | /* SoC machine DAI configuration, glues a codec and cpu DAI together */ |
d66a327d | 1058 | struct snd_soc_pcm_runtime { |
36ae1a96 | 1059 | struct device *dev; |
87506549 | 1060 | struct snd_soc_card *card; |
f0fba2ad | 1061 | struct snd_soc_dai_link *dai_link; |
b8c0dab9 LG |
1062 | struct mutex pcm_mutex; |
1063 | enum snd_soc_pcm_subclass pcm_subclass; | |
1064 | struct snd_pcm_ops ops; | |
f0fba2ad | 1065 | |
f0fba2ad | 1066 | unsigned int dev_registered:1; |
808db4a4 | 1067 | |
01d7584c LG |
1068 | /* Dynamic PCM BE runtime data */ |
1069 | struct snd_soc_dpcm_runtime dpcm[2]; | |
1070 | ||
f0fba2ad | 1071 | long pmdown_time; |
9bffb1fb | 1072 | unsigned char pop_wait:1; |
f0fba2ad LG |
1073 | |
1074 | /* runtime devices */ | |
1075 | struct snd_pcm *pcm; | |
49681077 | 1076 | struct snd_compr *compr; |
f0fba2ad LG |
1077 | struct snd_soc_codec *codec; |
1078 | struct snd_soc_platform *platform; | |
1079 | struct snd_soc_dai *codec_dai; | |
1080 | struct snd_soc_dai *cpu_dai; | |
1081 | ||
1082 | struct delayed_work delayed_work; | |
f86dcef8 LG |
1083 | #ifdef CONFIG_DEBUG_FS |
1084 | struct dentry *debugfs_dpcm_root; | |
1085 | struct dentry *debugfs_dpcm_state; | |
1086 | #endif | |
808db4a4 RP |
1087 | }; |
1088 | ||
4eaa9819 JS |
1089 | /* mixer control */ |
1090 | struct soc_mixer_control { | |
d11bb4a9 | 1091 | int min, max, platform_max; |
815ecf8d | 1092 | unsigned int reg, rreg, shift, rshift, invert; |
4eaa9819 JS |
1093 | }; |
1094 | ||
71d08516 MB |
1095 | struct soc_bytes { |
1096 | int base; | |
1097 | int num_regs; | |
f831b055 | 1098 | u32 mask; |
71d08516 MB |
1099 | }; |
1100 | ||
4183eed2 KK |
1101 | /* multi register control */ |
1102 | struct soc_mreg_control { | |
1103 | long min, max; | |
1104 | unsigned int regbase, regcount, nbits, invert; | |
1105 | }; | |
1106 | ||
808db4a4 RP |
1107 | /* enumerated kcontrol */ |
1108 | struct soc_enum { | |
2e72f8e3 PU |
1109 | unsigned short reg; |
1110 | unsigned short reg2; | |
1111 | unsigned char shift_l; | |
1112 | unsigned char shift_r; | |
1113 | unsigned int max; | |
1114 | unsigned int mask; | |
87023ff7 | 1115 | const char * const *texts; |
2e72f8e3 | 1116 | const unsigned int *values; |
2e72f8e3 PU |
1117 | }; |
1118 | ||
5c82f567 | 1119 | /* codec IO */ |
c3753707 MB |
1120 | unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg); |
1121 | unsigned int snd_soc_write(struct snd_soc_codec *codec, | |
1122 | unsigned int reg, unsigned int val); | |
5fb609d4 DP |
1123 | unsigned int snd_soc_bulk_write_raw(struct snd_soc_codec *codec, |
1124 | unsigned int reg, const void *data, size_t len); | |
5c82f567 | 1125 | |
f0fba2ad LG |
1126 | /* device driver data */ |
1127 | ||
dddf3e4c MB |
1128 | static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card, |
1129 | void *data) | |
1130 | { | |
1131 | card->drvdata = data; | |
1132 | } | |
1133 | ||
1134 | static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card) | |
1135 | { | |
1136 | return card->drvdata; | |
1137 | } | |
1138 | ||
b2c812e2 | 1139 | static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec, |
f0fba2ad | 1140 | void *data) |
b2c812e2 | 1141 | { |
f0fba2ad | 1142 | dev_set_drvdata(codec->dev, data); |
b2c812e2 MB |
1143 | } |
1144 | ||
1145 | static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec) | |
1146 | { | |
f0fba2ad LG |
1147 | return dev_get_drvdata(codec->dev); |
1148 | } | |
1149 | ||
1150 | static inline void snd_soc_platform_set_drvdata(struct snd_soc_platform *platform, | |
1151 | void *data) | |
1152 | { | |
1153 | dev_set_drvdata(platform->dev, data); | |
1154 | } | |
1155 | ||
1156 | static inline void *snd_soc_platform_get_drvdata(struct snd_soc_platform *platform) | |
1157 | { | |
1158 | return dev_get_drvdata(platform->dev); | |
1159 | } | |
1160 | ||
1161 | static inline void snd_soc_pcm_set_drvdata(struct snd_soc_pcm_runtime *rtd, | |
1162 | void *data) | |
1163 | { | |
36ae1a96 | 1164 | dev_set_drvdata(rtd->dev, data); |
f0fba2ad LG |
1165 | } |
1166 | ||
1167 | static inline void *snd_soc_pcm_get_drvdata(struct snd_soc_pcm_runtime *rtd) | |
1168 | { | |
36ae1a96 | 1169 | return dev_get_drvdata(rtd->dev); |
b2c812e2 MB |
1170 | } |
1171 | ||
4e10bda0 VK |
1172 | static inline void snd_soc_initialize_card_lists(struct snd_soc_card *card) |
1173 | { | |
1174 | INIT_LIST_HEAD(&card->dai_dev_list); | |
1175 | INIT_LIST_HEAD(&card->codec_dev_list); | |
1176 | INIT_LIST_HEAD(&card->platform_dev_list); | |
1177 | INIT_LIST_HEAD(&card->widgets); | |
1178 | INIT_LIST_HEAD(&card->paths); | |
1179 | INIT_LIST_HEAD(&card->dapm_list); | |
1180 | } | |
1181 | ||
30d86ba4 PU |
1182 | static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc) |
1183 | { | |
1184 | if (mc->reg == mc->rreg && mc->shift == mc->rshift) | |
1185 | return 0; | |
1186 | /* | |
1187 | * mc->reg == mc->rreg && mc->shift != mc->rshift, or | |
1188 | * mc->reg != mc->rreg means that the control is | |
1189 | * stereo (bits in one register or in two registers) | |
1190 | */ | |
1191 | return 1; | |
1192 | } | |
1193 | ||
fb257897 MB |
1194 | int snd_soc_util_init(void); |
1195 | void snd_soc_util_exit(void); | |
1196 | ||
bec4fa05 SW |
1197 | int snd_soc_of_parse_card_name(struct snd_soc_card *card, |
1198 | const char *propname); | |
a4a54dd5 SW |
1199 | int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, |
1200 | const char *propname); | |
a7930ed4 KM |
1201 | unsigned int snd_soc_of_parse_daifmt(struct device_node *np, |
1202 | const char *prefix); | |
bec4fa05 | 1203 | |
a47cbe72 MB |
1204 | #include <sound/soc-dai.h> |
1205 | ||
faff4bb0 | 1206 | #ifdef CONFIG_DEBUG_FS |
8a9dab1a | 1207 | extern struct dentry *snd_soc_debugfs_root; |
faff4bb0 SW |
1208 | #endif |
1209 | ||
6f8ab4ac MB |
1210 | extern const struct dev_pm_ops snd_soc_pm_ops; |
1211 | ||
808db4a4 | 1212 | #endif |