1 /* SPDX-License-Identifier: GPL-2.0
3 * linux/sound/soc.h -- ALSA SoC Layer
5 * Author: Liam Girdwood
6 * Created: Aug 11th 2005
7 * Copyright: Wolfson Microelectronics. PLC.
10 #ifndef __LINUX_SND_SOC_H
11 #define __LINUX_SND_SOC_H
14 #include <linux/platform_device.h>
15 #include <linux/types.h>
16 #include <linux/notifier.h>
17 #include <linux/workqueue.h>
18 #include <linux/interrupt.h>
19 #include <linux/kernel.h>
20 #include <linux/regmap.h>
21 #include <linux/log2.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/compress_driver.h>
25 #include <sound/control.h>
26 #include <sound/ac97_codec.h>
29 * Convenience kcontrol builders
31 #define SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, xmax, xinvert, xautodisable) \
32 ((unsigned long)&(struct soc_mixer_control) \
33 {.reg = xreg, .rreg = xreg, .shift = shift_left, \
34 .rshift = shift_right, .max = xmax, \
35 .invert = xinvert, .autodisable = xautodisable})
36 #define SOC_DOUBLE_S_VALUE(xreg, shift_left, shift_right, xmin, xmax, xsign_bit, xinvert, xautodisable) \
37 ((unsigned long)&(struct soc_mixer_control) \
38 {.reg = xreg, .rreg = xreg, .shift = shift_left, \
39 .rshift = shift_right, .min = xmin, .max = xmax, \
40 .sign_bit = xsign_bit, .invert = xinvert, .autodisable = xautodisable})
41 #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, xautodisable) \
42 SOC_DOUBLE_VALUE(xreg, xshift, xshift, xmax, xinvert, xautodisable)
43 #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \
44 ((unsigned long)&(struct soc_mixer_control) \
45 {.reg = xreg, .max = xmax, .invert = xinvert})
46 #define SOC_DOUBLE_R_VALUE(xlreg, xrreg, xshift, xmax, xinvert) \
47 ((unsigned long)&(struct soc_mixer_control) \
48 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
49 .max = xmax, .invert = xinvert})
50 #define SOC_DOUBLE_R_S_VALUE(xlreg, xrreg, xshift, xmin, xmax, xsign_bit, xinvert) \
51 ((unsigned long)&(struct soc_mixer_control) \
52 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
53 .max = xmax, .min = xmin, .sign_bit = xsign_bit, \
55 #define SOC_DOUBLE_R_RANGE_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \
56 ((unsigned long)&(struct soc_mixer_control) \
57 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
58 .min = xmin, .max = xmax, .invert = xinvert})
59 #define SOC_SINGLE(xname, reg, shift, max, invert) \
60 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
61 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
62 .put = snd_soc_put_volsw, \
63 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) }
64 #define SOC_SINGLE_RANGE(xname, xreg, xshift, xmin, xmax, xinvert) \
65 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
66 .info = snd_soc_info_volsw_range, .get = snd_soc_get_volsw_range, \
67 .put = snd_soc_put_volsw_range, \
68 .private_value = (unsigned long)&(struct soc_mixer_control) \
69 {.reg = xreg, .rreg = xreg, .shift = xshift, \
70 .rshift = xshift, .min = xmin, .max = xmax, \
72 #define SOC_SINGLE_TLV(xname, reg, shift, max, invert, 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, .get = snd_soc_get_volsw,\
78 .put = snd_soc_put_volsw, \
79 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert, 0) }
80 #define SOC_SINGLE_SX_TLV(xname, xreg, xshift, xmin, xmax, tlv_array) \
81 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
82 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
83 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
84 .tlv.p = (tlv_array),\
85 .info = snd_soc_info_volsw_sx, \
86 .get = snd_soc_get_volsw_sx,\
87 .put = snd_soc_put_volsw_sx, \
88 .private_value = (unsigned long)&(struct soc_mixer_control) \
89 {.reg = xreg, .rreg = xreg, \
90 .shift = xshift, .rshift = xshift, \
91 .max = xmax, .min = xmin} }
92 #define SOC_SINGLE_RANGE_TLV(xname, xreg, xshift, xmin, xmax, xinvert, tlv_array) \
93 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
94 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
95 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
96 .tlv.p = (tlv_array), \
97 .info = snd_soc_info_volsw_range, \
98 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \
99 .private_value = (unsigned long)&(struct soc_mixer_control) \
100 {.reg = xreg, .rreg = xreg, .shift = xshift, \
101 .rshift = xshift, .min = xmin, .max = xmax, \
103 #define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \
104 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
105 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
106 .put = snd_soc_put_volsw, \
107 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
109 #define SOC_DOUBLE_STS(xname, reg, shift_left, shift_right, max, invert) \
111 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
112 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
113 .access = SNDRV_CTL_ELEM_ACCESS_READ | \
114 SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
115 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
117 #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \
118 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
119 .info = snd_soc_info_volsw, \
120 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
121 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
123 #define SOC_DOUBLE_R_RANGE(xname, reg_left, reg_right, xshift, xmin, \
125 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
126 .info = snd_soc_info_volsw_range, \
127 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \
128 .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \
129 xshift, xmin, xmax, xinvert) }
130 #define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \
131 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
132 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
133 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
134 .tlv.p = (tlv_array), \
135 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
136 .put = snd_soc_put_volsw, \
137 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
139 #define SOC_DOUBLE_SX_TLV(xname, xreg, shift_left, shift_right, xmin, xmax, tlv_array) \
140 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
141 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
142 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
143 .tlv.p = (tlv_array), \
144 .info = snd_soc_info_volsw_sx, \
145 .get = snd_soc_get_volsw_sx, \
146 .put = snd_soc_put_volsw_sx, \
147 .private_value = (unsigned long)&(struct soc_mixer_control) \
148 {.reg = xreg, .rreg = xreg, \
149 .shift = shift_left, .rshift = shift_right, \
150 .max = xmax, .min = xmin} }
151 #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \
152 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
153 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
154 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
155 .tlv.p = (tlv_array), \
156 .info = snd_soc_info_volsw, \
157 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
158 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
160 #define SOC_DOUBLE_R_RANGE_TLV(xname, reg_left, reg_right, xshift, xmin, \
161 xmax, xinvert, tlv_array) \
162 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
163 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
164 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
165 .tlv.p = (tlv_array), \
166 .info = snd_soc_info_volsw_range, \
167 .get = snd_soc_get_volsw_range, .put = snd_soc_put_volsw_range, \
168 .private_value = SOC_DOUBLE_R_RANGE_VALUE(reg_left, reg_right, \
169 xshift, xmin, xmax, xinvert) }
170 #define SOC_DOUBLE_R_SX_TLV(xname, xreg, xrreg, xshift, xmin, xmax, tlv_array) \
171 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
172 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
173 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
174 .tlv.p = (tlv_array), \
175 .info = snd_soc_info_volsw_sx, \
176 .get = snd_soc_get_volsw_sx, \
177 .put = snd_soc_put_volsw_sx, \
178 .private_value = (unsigned long)&(struct soc_mixer_control) \
179 {.reg = xreg, .rreg = xrreg, \
180 .shift = xshift, .rshift = xshift, \
181 .max = xmax, .min = xmin} }
182 #define SOC_DOUBLE_R_S_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \
183 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
184 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
185 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
186 .tlv.p = (tlv_array), \
187 .info = snd_soc_info_volsw, \
188 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
189 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \
190 xmin, xmax, xsign_bit, xinvert) }
191 #define SOC_SINGLE_S_TLV(xname, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \
192 SOC_DOUBLE_R_S_TLV(xname, xreg, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array)
193 #define SOC_SINGLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
194 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
195 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
196 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
197 .tlv.p = (tlv_array), \
198 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
199 .put = snd_soc_put_volsw, \
200 .private_value = (unsigned long)&(struct soc_mixer_control) \
201 {.reg = xreg, .rreg = xreg, \
202 .min = xmin, .max = xmax, \
204 #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
205 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
206 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
207 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
208 .tlv.p = (tlv_array), \
209 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
210 .put = snd_soc_put_volsw, \
211 .private_value = SOC_DOUBLE_S_VALUE(xreg, 0, 8, xmin, xmax, 7, 0, 0) }
212 #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xitems, xtexts) \
213 { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
214 .items = xitems, .texts = xtexts, \
215 .mask = xitems ? roundup_pow_of_two(xitems) - 1 : 0}
216 #define SOC_ENUM_SINGLE(xreg, xshift, xitems, xtexts) \
217 SOC_ENUM_DOUBLE(xreg, xshift, xshift, xitems, xtexts)
218 #define SOC_ENUM_SINGLE_EXT(xitems, xtexts) \
219 { .items = xitems, .texts = xtexts }
220 #define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xitems, xtexts, xvalues) \
221 { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
222 .mask = xmask, .items = xitems, .texts = xtexts, .values = xvalues}
223 #define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \
224 SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xitems, xtexts, xvalues)
225 #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \
226 { .reg = xreg, .shift_l = xshift, .shift_r = xshift, \
227 .mask = xmask, .items = xitems, .texts = xtexts, \
228 .values = xvalues, .autodisable = 1}
229 #define SOC_ENUM_SINGLE_VIRT(xitems, xtexts) \
230 SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, xitems, xtexts)
231 #define SOC_ENUM(xname, xenum) \
232 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
233 .info = snd_soc_info_enum_double, \
234 .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \
235 .private_value = (unsigned long)&xenum }
236 #define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\
237 xhandler_get, xhandler_put) \
238 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
239 .info = snd_soc_info_volsw, \
240 .get = xhandler_get, .put = xhandler_put, \
241 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) }
242 #define SOC_DOUBLE_EXT(xname, reg, shift_left, shift_right, max, invert,\
243 xhandler_get, xhandler_put) \
244 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
245 .info = snd_soc_info_volsw, \
246 .get = xhandler_get, .put = xhandler_put, \
248 SOC_DOUBLE_VALUE(reg, shift_left, shift_right, max, invert, 0) }
249 #define SOC_DOUBLE_R_EXT(xname, reg_left, reg_right, xshift, xmax, xinvert,\
250 xhandler_get, xhandler_put) \
251 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
252 .info = snd_soc_info_volsw, \
253 .get = xhandler_get, .put = xhandler_put, \
254 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
256 #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\
257 xhandler_get, xhandler_put, tlv_array) \
258 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
259 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
260 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
261 .tlv.p = (tlv_array), \
262 .info = snd_soc_info_volsw, \
263 .get = xhandler_get, .put = xhandler_put, \
264 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) }
265 #define SOC_SINGLE_RANGE_EXT_TLV(xname, xreg, xshift, xmin, xmax, xinvert, \
266 xhandler_get, xhandler_put, tlv_array) \
267 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
268 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
269 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
270 .tlv.p = (tlv_array), \
271 .info = snd_soc_info_volsw_range, \
272 .get = xhandler_get, .put = xhandler_put, \
273 .private_value = (unsigned long)&(struct soc_mixer_control) \
274 {.reg = xreg, .rreg = xreg, .shift = xshift, \
275 .rshift = xshift, .min = xmin, .max = xmax, \
277 #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\
278 xhandler_get, xhandler_put, tlv_array) \
279 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
280 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
281 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
282 .tlv.p = (tlv_array), \
283 .info = snd_soc_info_volsw, \
284 .get = xhandler_get, .put = xhandler_put, \
285 .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \
287 #define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\
288 xhandler_get, xhandler_put, tlv_array) \
289 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
290 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
291 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
292 .tlv.p = (tlv_array), \
293 .info = snd_soc_info_volsw, \
294 .get = xhandler_get, .put = xhandler_put, \
295 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
297 #define SOC_DOUBLE_R_S_EXT_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, \
298 xsign_bit, xinvert, xhandler_get, xhandler_put, \
300 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
301 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
302 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
303 .tlv.p = (tlv_array), \
304 .info = snd_soc_info_volsw, \
305 .get = xhandler_get, .put = xhandler_put, \
306 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \
307 xmin, xmax, xsign_bit, xinvert) }
308 #define SOC_SINGLE_S_EXT_TLV(xname, xreg, xshift, xmin, xmax, \
309 xsign_bit, xinvert, xhandler_get, xhandler_put, \
311 SOC_DOUBLE_R_S_EXT_TLV(xname, xreg, xreg, xshift, xmin, xmax, \
312 xsign_bit, xinvert, xhandler_get, xhandler_put, \
314 #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \
315 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
316 .info = snd_soc_info_bool_ext, \
317 .get = xhandler_get, .put = xhandler_put, \
318 .private_value = xdata }
319 #define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \
320 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
321 .info = snd_soc_info_enum_double, \
322 .get = xhandler_get, .put = xhandler_put, \
323 .private_value = (unsigned long)&xenum }
324 #define SOC_VALUE_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \
325 SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put)
327 #define SND_SOC_BYTES(xname, xbase, xregs) \
328 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
329 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
330 .put = snd_soc_bytes_put, .private_value = \
331 ((unsigned long)&(struct soc_bytes) \
332 {.base = xbase, .num_regs = xregs }) }
333 #define SND_SOC_BYTES_E(xname, xbase, xregs, xhandler_get, xhandler_put) \
334 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
335 .info = snd_soc_bytes_info, .get = xhandler_get, \
336 .put = xhandler_put, .private_value = \
337 ((unsigned long)&(struct soc_bytes) \
338 {.base = xbase, .num_regs = xregs }) }
340 #define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask) \
341 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
342 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
343 .put = snd_soc_bytes_put, .private_value = \
344 ((unsigned long)&(struct soc_bytes) \
345 {.base = xbase, .num_regs = xregs, \
349 * SND_SOC_BYTES_EXT is deprecated, please USE SND_SOC_BYTES_TLV instead
351 #define SND_SOC_BYTES_EXT(xname, xcount, xhandler_get, xhandler_put) \
352 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
353 .info = snd_soc_bytes_info_ext, \
354 .get = xhandler_get, .put = xhandler_put, \
355 .private_value = (unsigned long)&(struct soc_bytes_ext) \
357 #define SND_SOC_BYTES_TLV(xname, xcount, xhandler_get, xhandler_put) \
358 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
359 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE | \
360 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \
361 .tlv.c = (snd_soc_bytes_tlv_callback), \
362 .info = snd_soc_bytes_info_ext, \
363 .private_value = (unsigned long)&(struct soc_bytes_ext) \
364 {.max = xcount, .get = xhandler_get, .put = xhandler_put, } }
365 #define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \
366 xmin, xmax, xinvert) \
367 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
368 .info = snd_soc_info_xr_sx, .get = snd_soc_get_xr_sx, \
369 .put = snd_soc_put_xr_sx, \
370 .private_value = (unsigned long)&(struct soc_mreg_control) \
371 {.regbase = xregbase, .regcount = xregcount, .nbits = xnbits, \
372 .invert = xinvert, .min = xmin, .max = xmax} }
374 #define SOC_SINGLE_STROBE(xname, xreg, xshift, xinvert) \
375 SOC_SINGLE_EXT(xname, xreg, xshift, 1, xinvert, \
376 snd_soc_get_strobe, snd_soc_put_strobe)
379 * Simplified versions of above macros, declaring a struct and calculating
380 * ARRAY_SIZE internally
382 #define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \
383 const struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \
384 ARRAY_SIZE(xtexts), xtexts)
385 #define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \
386 SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts)
387 #define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \
388 const struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts)
389 #define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \
390 const struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \
391 ARRAY_SIZE(xtexts), xtexts, xvalues)
392 #define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
393 SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues)
395 #define SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
396 const struct soc_enum name = SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, \
397 xshift, xmask, ARRAY_SIZE(xtexts), xtexts, xvalues)
399 #define SOC_ENUM_SINGLE_VIRT_DECL(name, xtexts) \
400 const struct soc_enum name = SOC_ENUM_SINGLE_VIRT(ARRAY_SIZE(xtexts), xtexts)
405 struct snd_soc_pcm_stream;
407 struct snd_soc_pcm_runtime;
409 struct snd_soc_dai_driver;
410 struct snd_soc_dai_link;
411 struct snd_soc_component;
412 struct snd_soc_component_driver;
415 struct snd_soc_jack_zone;
416 struct snd_soc_jack_pin;
417 #include <sound/soc-dapm.h>
418 #include <sound/soc-dpcm.h>
419 #include <sound/soc-topology.h>
421 struct snd_soc_jack_gpio;
423 enum snd_soc_pcm_subclass {
424 SND_SOC_PCM_CLASS_PCM = 0,
425 SND_SOC_PCM_CLASS_BE = 1,
428 int snd_soc_register_card(struct snd_soc_card *card);
429 void snd_soc_unregister_card(struct snd_soc_card *card);
430 int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card);
431 #ifdef CONFIG_PM_SLEEP
432 int snd_soc_suspend(struct device *dev);
433 int snd_soc_resume(struct device *dev);
435 static inline int snd_soc_suspend(struct device *dev)
440 static inline int snd_soc_resume(struct device *dev)
445 int snd_soc_poweroff(struct device *dev);
446 int snd_soc_component_initialize(struct snd_soc_component *component,
447 const struct snd_soc_component_driver *driver,
449 int snd_soc_add_component(struct snd_soc_component *component,
450 struct snd_soc_dai_driver *dai_drv,
452 int snd_soc_register_component(struct device *dev,
453 const struct snd_soc_component_driver *component_driver,
454 struct snd_soc_dai_driver *dai_drv, int num_dai);
455 int devm_snd_soc_register_component(struct device *dev,
456 const struct snd_soc_component_driver *component_driver,
457 struct snd_soc_dai_driver *dai_drv, int num_dai);
458 void snd_soc_unregister_component(struct device *dev);
459 void snd_soc_unregister_component_by_driver(struct device *dev,
460 const struct snd_soc_component_driver *component_driver);
461 struct snd_soc_component *snd_soc_lookup_component_nolocked(struct device *dev,
462 const char *driver_name);
463 struct snd_soc_component *snd_soc_lookup_component(struct device *dev,
464 const char *driver_name);
466 int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num);
467 #ifdef CONFIG_SND_SOC_COMPRESS
468 int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num);
470 static inline int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
476 void snd_soc_disconnect_sync(struct device *dev);
478 struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card,
479 struct snd_soc_dai_link *dai_link);
481 bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd);
483 void snd_soc_runtime_action(struct snd_soc_pcm_runtime *rtd,
484 int stream, int action);
485 static inline void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd,
488 snd_soc_runtime_action(rtd, stream, 1);
490 static inline void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd,
493 snd_soc_runtime_action(rtd, stream, -1);
496 int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd,
497 struct snd_pcm_hardware *hw, int stream);
499 int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd,
500 unsigned int dai_fmt);
503 int snd_soc_set_dmi_name(struct snd_soc_card *card, const char *flavour);
505 static inline int snd_soc_set_dmi_name(struct snd_soc_card *card,
512 /* Utility functions to get clock rates from various things */
513 int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots);
514 int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params);
515 int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots);
516 int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms);
517 int snd_soc_tdm_params_to_bclk(struct snd_pcm_hw_params *params,
518 int tdm_width, int tdm_slots, int slot_multiple);
520 /* set runtime hw params */
521 int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream,
522 const struct snd_pcm_hardware *hw);
524 struct snd_ac97 *snd_soc_alloc_ac97_component(struct snd_soc_component *component);
525 struct snd_ac97 *snd_soc_new_ac97_component(struct snd_soc_component *component,
526 unsigned int id, unsigned int id_mask);
527 void snd_soc_free_ac97_component(struct snd_ac97 *ac97);
529 #ifdef CONFIG_SND_SOC_AC97_BUS
530 int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops);
531 int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops,
532 struct platform_device *pdev);
534 extern struct snd_ac97_bus_ops *soc_ac97_ops;
536 static inline int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops,
537 struct platform_device *pdev)
542 static inline int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops)
551 struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
552 void *data, const char *long_name,
554 int snd_soc_add_component_controls(struct snd_soc_component *component,
555 const struct snd_kcontrol_new *controls, unsigned int num_controls);
556 int snd_soc_add_card_controls(struct snd_soc_card *soc_card,
557 const struct snd_kcontrol_new *controls, int num_controls);
558 int snd_soc_add_dai_controls(struct snd_soc_dai *dai,
559 const struct snd_kcontrol_new *controls, int num_controls);
560 int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol,
561 struct snd_ctl_elem_info *uinfo);
562 int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol,
563 struct snd_ctl_elem_value *ucontrol);
564 int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol,
565 struct snd_ctl_elem_value *ucontrol);
566 int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
567 struct snd_ctl_elem_info *uinfo);
568 int snd_soc_info_volsw_sx(struct snd_kcontrol *kcontrol,
569 struct snd_ctl_elem_info *uinfo);
570 #define snd_soc_info_bool_ext snd_ctl_boolean_mono_info
571 int snd_soc_get_volsw(struct snd_kcontrol *kcontrol,
572 struct snd_ctl_elem_value *ucontrol);
573 int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
574 struct snd_ctl_elem_value *ucontrol);
575 #define snd_soc_get_volsw_2r snd_soc_get_volsw
576 #define snd_soc_put_volsw_2r snd_soc_put_volsw
577 int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol,
578 struct snd_ctl_elem_value *ucontrol);
579 int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol,
580 struct snd_ctl_elem_value *ucontrol);
581 int snd_soc_info_volsw_range(struct snd_kcontrol *kcontrol,
582 struct snd_ctl_elem_info *uinfo);
583 int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
584 struct snd_ctl_elem_value *ucontrol);
585 int snd_soc_get_volsw_range(struct snd_kcontrol *kcontrol,
586 struct snd_ctl_elem_value *ucontrol);
587 int snd_soc_limit_volume(struct snd_soc_card *card,
588 const char *name, int max);
589 int snd_soc_bytes_info(struct snd_kcontrol *kcontrol,
590 struct snd_ctl_elem_info *uinfo);
591 int snd_soc_bytes_get(struct snd_kcontrol *kcontrol,
592 struct snd_ctl_elem_value *ucontrol);
593 int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
594 struct snd_ctl_elem_value *ucontrol);
595 int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol,
596 struct snd_ctl_elem_info *ucontrol);
597 int snd_soc_bytes_tlv_callback(struct snd_kcontrol *kcontrol, int op_flag,
598 unsigned int size, unsigned int __user *tlv);
599 int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol,
600 struct snd_ctl_elem_info *uinfo);
601 int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol,
602 struct snd_ctl_elem_value *ucontrol);
603 int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol,
604 struct snd_ctl_elem_value *ucontrol);
605 int snd_soc_get_strobe(struct snd_kcontrol *kcontrol,
606 struct snd_ctl_elem_value *ucontrol);
607 int snd_soc_put_strobe(struct snd_kcontrol *kcontrol,
608 struct snd_ctl_elem_value *ucontrol);
610 enum snd_soc_trigger_order {
612 SND_SOC_TRIGGER_ORDER_DEFAULT = 0, /* Link->Component->DAI DAI->Component->Link */
613 SND_SOC_TRIGGER_ORDER_LDC, /* Link->DAI->Component Component->DAI->Link */
615 SND_SOC_TRIGGER_ORDER_MAX,
618 /* SoC PCM stream information */
619 struct snd_soc_pcm_stream {
620 const char *stream_name;
621 u64 formats; /* SNDRV_PCM_FMTBIT_* */
622 unsigned int rates; /* SNDRV_PCM_RATE_* */
623 unsigned int rate_min; /* min rate */
624 unsigned int rate_max; /* max rate */
625 unsigned int channels_min; /* min channels */
626 unsigned int channels_max; /* max channels */
627 unsigned int sig_bits; /* number of bits of content */
632 int (*startup)(struct snd_pcm_substream *);
633 void (*shutdown)(struct snd_pcm_substream *);
634 int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *);
635 int (*hw_free)(struct snd_pcm_substream *);
636 int (*prepare)(struct snd_pcm_substream *);
637 int (*trigger)(struct snd_pcm_substream *, int);
640 struct snd_soc_compr_ops {
641 int (*startup)(struct snd_compr_stream *);
642 void (*shutdown)(struct snd_compr_stream *);
643 int (*set_params)(struct snd_compr_stream *);
646 struct snd_soc_component*
647 snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd,
648 const char *driver_name);
650 struct snd_soc_dai_link_component {
652 struct device_node *of_node;
653 const char *dai_name;
654 struct of_phandle_args *dai_args;
657 struct snd_soc_dai_link_codec_ch_map {
658 unsigned int connected_cpu_id;
659 unsigned int ch_mask;
662 struct snd_soc_dai_link {
663 /* config - must be set by machine driver */
664 const char *name; /* Codec name */
665 const char *stream_name; /* Stream name */
668 * You MAY specify the link's CPU-side device, either by device name,
669 * or by DT/OF node, but not both. If this information is omitted,
670 * the CPU-side DAI is matched using .cpu_dai_name only, which hence
671 * must be globally unique. These fields are currently typically used
672 * only for codec to codec links, or systems using device tree.
675 * You MAY specify the DAI name of the CPU DAI. If this information is
676 * omitted, the CPU-side DAI is matched using .cpu_name/.cpu_of_node
677 * only, which only works well when that device exposes a single DAI.
679 struct snd_soc_dai_link_component *cpus;
680 unsigned int num_cpus;
683 * You MUST specify the link's codec, either by device name, or by
684 * DT/OF node, but not both.
686 /* You MUST specify the DAI name within the codec */
687 struct snd_soc_dai_link_component *codecs;
688 unsigned int num_codecs;
690 struct snd_soc_dai_link_codec_ch_map *codec_ch_maps;
692 * You MAY specify the link's platform/PCM/DMA driver, either by
693 * device name, or by DT/OF node, but not both. Some forms of link
694 * do not need a platform. In such case, platforms are not mandatory.
696 struct snd_soc_dai_link_component *platforms;
697 unsigned int num_platforms;
699 int id; /* optional ID for machine driver link identification */
704 const struct snd_soc_pcm_stream *c2c_params;
705 unsigned int num_c2c_params;
707 unsigned int dai_fmt; /* format to set on init */
709 enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */
711 /* codec/machine specific init - e.g. add machine controls */
712 int (*init)(struct snd_soc_pcm_runtime *rtd);
714 /* codec/machine specific exit - dual of init() */
715 void (*exit)(struct snd_soc_pcm_runtime *rtd);
717 /* optional hw_params re-writing for BE and FE sync */
718 int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd,
719 struct snd_pcm_hw_params *params);
721 /* machine stream operations */
722 const struct snd_soc_ops *ops;
723 const struct snd_soc_compr_ops *compr_ops;
726 * soc_pcm_trigger() start/stop sequence.
728 * snd_soc_component_driver
731 enum snd_soc_trigger_order trigger_start;
732 enum snd_soc_trigger_order trigger_stop;
734 /* Mark this pcm with non atomic ops */
735 unsigned int nonatomic:1;
737 /* For unidirectional dai links */
738 unsigned int playback_only:1;
739 unsigned int capture_only:1;
741 /* Keep DAI active over suspend */
742 unsigned int ignore_suspend:1;
744 /* Symmetry requirements */
745 unsigned int symmetric_rate:1;
746 unsigned int symmetric_channels:1;
747 unsigned int symmetric_sample_bits:1;
749 /* Do not create a PCM for this DAI link (Backend link) */
750 unsigned int no_pcm:1;
752 /* This DAI link can route to other DAI links at runtime (Frontend)*/
753 unsigned int dynamic:1;
755 /* DPCM capture and Playback support */
756 unsigned int dpcm_capture:1;
757 unsigned int dpcm_playback:1;
759 /* DPCM used FE & BE merged format */
760 unsigned int dpcm_merged_format:1;
761 /* DPCM used FE & BE merged channel */
762 unsigned int dpcm_merged_chan:1;
763 /* DPCM used FE & BE merged rate */
764 unsigned int dpcm_merged_rate:1;
766 /* pmdown_time is ignored at stop */
767 unsigned int ignore_pmdown_time:1;
769 /* Do not create a PCM for this DAI link (Backend link) */
770 unsigned int ignore:1;
772 #ifdef CONFIG_SND_SOC_TOPOLOGY
773 struct snd_soc_dobj dobj; /* For topology */
777 static inline struct snd_soc_dai_link_component*
778 asoc_link_to_cpu(struct snd_soc_dai_link *link, int n) {
779 return &(link)->cpus[n];
782 static inline struct snd_soc_dai_link_component*
783 asoc_link_to_codec(struct snd_soc_dai_link *link, int n) {
784 return &(link)->codecs[n];
787 static inline struct snd_soc_dai_link_component*
788 asoc_link_to_platform(struct snd_soc_dai_link *link, int n) {
789 return &(link)->platforms[n];
792 #define for_each_link_codecs(link, i, codec) \
794 ((i) < link->num_codecs) && \
795 ((codec) = asoc_link_to_codec(link, i)); \
798 #define for_each_link_platforms(link, i, platform) \
800 ((i) < link->num_platforms) && \
801 ((platform) = asoc_link_to_platform(link, i)); \
804 #define for_each_link_cpus(link, i, cpu) \
806 ((i) < link->num_cpus) && \
807 ((cpu) = asoc_link_to_cpu(link, i)); \
811 * Sample 1 : Single CPU/Codec/Platform
813 * SND_SOC_DAILINK_DEFS(test,
814 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai")),
815 * DAILINK_COMP_ARRAY(COMP_CODEC("codec", "codec_dai")),
816 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform")));
818 * struct snd_soc_dai_link link = {
820 * SND_SOC_DAILINK_REG(test),
823 * Sample 2 : Multi CPU/Codec, no Platform
825 * SND_SOC_DAILINK_DEFS(test,
826 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"),
827 * COMP_CPU("cpu_dai2")),
828 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"),
829 * COMP_CODEC("codec2", "codec_dai2")));
831 * struct snd_soc_dai_link link = {
833 * SND_SOC_DAILINK_REG(test),
836 * Sample 3 : Define each CPU/Codec/Platform manually
838 * SND_SOC_DAILINK_DEF(test_cpu,
839 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"),
840 * COMP_CPU("cpu_dai2")));
841 * SND_SOC_DAILINK_DEF(test_codec,
842 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"),
843 * COMP_CODEC("codec2", "codec_dai2")));
844 * SND_SOC_DAILINK_DEF(test_platform,
845 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform")));
847 * struct snd_soc_dai_link link = {
849 * SND_SOC_DAILINK_REG(test_cpu,
854 * Sample 4 : Sample3 without platform
856 * struct snd_soc_dai_link link = {
858 * SND_SOC_DAILINK_REG(test_cpu,
863 #define SND_SOC_DAILINK_REG1(name) SND_SOC_DAILINK_REG3(name##_cpus, name##_codecs, name##_platforms)
864 #define SND_SOC_DAILINK_REG2(cpu, codec) SND_SOC_DAILINK_REG3(cpu, codec, null_dailink_component)
865 #define SND_SOC_DAILINK_REG3(cpu, codec, platform) \
867 .num_cpus = ARRAY_SIZE(cpu), \
869 .num_codecs = ARRAY_SIZE(codec), \
870 .platforms = platform, \
871 .num_platforms = ARRAY_SIZE(platform)
873 #define SND_SOC_DAILINK_REGx(_1, _2, _3, func, ...) func
874 #define SND_SOC_DAILINK_REG(...) \
875 SND_SOC_DAILINK_REGx(__VA_ARGS__, \
876 SND_SOC_DAILINK_REG3, \
877 SND_SOC_DAILINK_REG2, \
878 SND_SOC_DAILINK_REG1)(__VA_ARGS__)
880 #define SND_SOC_DAILINK_DEF(name, def...) \
881 static struct snd_soc_dai_link_component name[] = { def }
883 #define SND_SOC_DAILINK_DEFS(name, cpu, codec, platform...) \
884 SND_SOC_DAILINK_DEF(name##_cpus, cpu); \
885 SND_SOC_DAILINK_DEF(name##_codecs, codec); \
886 SND_SOC_DAILINK_DEF(name##_platforms, platform)
888 #define DAILINK_COMP_ARRAY(param...) param
889 #define COMP_EMPTY() { }
890 #define COMP_CPU(_dai) { .dai_name = _dai, }
891 #define COMP_CODEC(_name, _dai) { .name = _name, .dai_name = _dai, }
892 #define COMP_PLATFORM(_name) { .name = _name }
893 #define COMP_AUX(_name) { .name = _name }
894 #define COMP_CODEC_CONF(_name) { .name = _name }
895 #define COMP_DUMMY() { .name = "snd-soc-dummy", .dai_name = "snd-soc-dummy-dai", }
897 extern struct snd_soc_dai_link_component null_dailink_component[0];
898 extern struct snd_soc_dai_link_component asoc_dummy_dlc;
901 struct snd_soc_codec_conf {
903 * specify device either by device name, or by
904 * DT/OF node, but not both.
906 struct snd_soc_dai_link_component dlc;
909 * optional map of kcontrol, widget and path name prefixes that are
910 * associated per device
912 const char *name_prefix;
915 struct snd_soc_aux_dev {
917 * specify multi-codec either by device name, or by
918 * DT/OF node, but not both.
920 struct snd_soc_dai_link_component dlc;
922 /* codec/machine specific init - e.g. add machine controls */
923 int (*init)(struct snd_soc_component *component);
927 struct snd_soc_card {
929 const char *long_name;
930 const char *driver_name;
931 const char *components;
933 char dmi_longname[80];
934 #endif /* CONFIG_DMI */
935 char topology_shortname[32];
938 struct snd_card *snd_card;
939 struct module *owner;
942 struct mutex dapm_mutex;
944 /* Mutex for PCM operations */
945 struct mutex pcm_mutex;
946 enum snd_soc_pcm_subclass pcm_subclass;
948 int (*probe)(struct snd_soc_card *card);
949 int (*late_probe)(struct snd_soc_card *card);
950 void (*fixup_controls)(struct snd_soc_card *card);
951 int (*remove)(struct snd_soc_card *card);
953 /* the pre and post PM functions are used to do any PM work before and
954 * after the codec and DAI's do any PM work. */
955 int (*suspend_pre)(struct snd_soc_card *card);
956 int (*suspend_post)(struct snd_soc_card *card);
957 int (*resume_pre)(struct snd_soc_card *card);
958 int (*resume_post)(struct snd_soc_card *card);
961 int (*set_bias_level)(struct snd_soc_card *,
962 struct snd_soc_dapm_context *dapm,
963 enum snd_soc_bias_level level);
964 int (*set_bias_level_post)(struct snd_soc_card *,
965 struct snd_soc_dapm_context *dapm,
966 enum snd_soc_bias_level level);
968 int (*add_dai_link)(struct snd_soc_card *,
969 struct snd_soc_dai_link *link);
970 void (*remove_dai_link)(struct snd_soc_card *,
971 struct snd_soc_dai_link *link);
975 /* CPU <--> Codec DAI links */
976 struct snd_soc_dai_link *dai_link; /* predefined links only */
977 int num_links; /* predefined links only */
979 struct list_head rtd_list;
982 /* optional codec specific configuration */
983 struct snd_soc_codec_conf *codec_conf;
987 * optional auxiliary devices such as amplifiers or codecs with DAI
990 struct snd_soc_aux_dev *aux_dev;
992 struct list_head aux_comp_list;
994 const struct snd_kcontrol_new *controls;
998 * Card-specific routes and widgets.
999 * Note: of_dapm_xxx for Device Tree; Otherwise for driver build-in.
1001 const struct snd_soc_dapm_widget *dapm_widgets;
1002 int num_dapm_widgets;
1003 const struct snd_soc_dapm_route *dapm_routes;
1004 int num_dapm_routes;
1005 const struct snd_soc_dapm_widget *of_dapm_widgets;
1006 int num_of_dapm_widgets;
1007 const struct snd_soc_dapm_route *of_dapm_routes;
1008 int num_of_dapm_routes;
1010 /* lists of probed devices belonging to this card */
1011 struct list_head component_dev_list;
1012 struct list_head list;
1014 struct list_head widgets;
1015 struct list_head paths;
1016 struct list_head dapm_list;
1017 struct list_head dapm_dirty;
1019 /* attached dynamic objects */
1020 struct list_head dobj_list;
1022 /* Generic DAPM context for the card */
1023 struct snd_soc_dapm_context dapm;
1024 struct snd_soc_dapm_stats dapm_stats;
1025 struct snd_soc_dapm_update *update;
1027 #ifdef CONFIG_DEBUG_FS
1028 struct dentry *debugfs_card_root;
1030 #ifdef CONFIG_PM_SLEEP
1031 struct work_struct deferred_resume_work;
1036 unsigned int instantiated:1;
1037 unsigned int topology_shortname_created:1;
1038 unsigned int fully_routed:1;
1039 unsigned int disable_route_checks:1;
1040 unsigned int probed:1;
1041 unsigned int component_chaining:1;
1045 #define for_each_card_prelinks(card, i, link) \
1047 ((i) < (card)->num_links) && ((link) = &(card)->dai_link[i]); \
1049 #define for_each_card_pre_auxs(card, i, aux) \
1051 ((i) < (card)->num_aux_devs) && ((aux) = &(card)->aux_dev[i]); \
1054 #define for_each_card_rtds(card, rtd) \
1055 list_for_each_entry(rtd, &(card)->rtd_list, list)
1056 #define for_each_card_rtds_safe(card, rtd, _rtd) \
1057 list_for_each_entry_safe(rtd, _rtd, &(card)->rtd_list, list)
1059 #define for_each_card_auxs(card, component) \
1060 list_for_each_entry(component, &card->aux_comp_list, card_aux_list)
1061 #define for_each_card_auxs_safe(card, component, _comp) \
1062 list_for_each_entry_safe(component, _comp, \
1063 &card->aux_comp_list, card_aux_list)
1065 #define for_each_card_components(card, component) \
1066 list_for_each_entry(component, &(card)->component_dev_list, card_list)
1068 #define for_each_card_dapms(card, dapm) \
1069 list_for_each_entry(dapm, &card->dapm_list, list)
1071 #define for_each_card_widgets(card, w)\
1072 list_for_each_entry(w, &card->widgets, list)
1073 #define for_each_card_widgets_safe(card, w, _w) \
1074 list_for_each_entry_safe(w, _w, &card->widgets, list)
1077 static inline int snd_soc_card_is_instantiated(struct snd_soc_card *card)
1079 return card && card->instantiated;
1082 /* SoC machine DAI configuration, glues a codec and cpu DAI together */
1083 struct snd_soc_pcm_runtime {
1085 struct snd_soc_card *card;
1086 struct snd_soc_dai_link *dai_link;
1087 struct snd_pcm_ops ops;
1089 unsigned int c2c_params_select; /* currently selected c2c_param for dai link */
1091 /* Dynamic PCM BE runtime data */
1092 struct snd_soc_dpcm_runtime dpcm[SNDRV_PCM_STREAM_LAST + 1];
1093 struct snd_soc_dapm_widget *c2c_widget[SNDRV_PCM_STREAM_LAST + 1];
1097 /* runtime devices */
1098 struct snd_pcm *pcm;
1099 struct snd_compr *compr;
1102 * dais = cpu_dai + codec_dai
1104 * soc_new_pcm_runtime()
1106 * asoc_rtd_to_codec()
1108 struct snd_soc_dai **dais;
1110 struct delayed_work delayed_work;
1111 void (*close_delayed_work_func)(struct snd_soc_pcm_runtime *rtd);
1112 #ifdef CONFIG_DEBUG_FS
1113 struct dentry *debugfs_dpcm_root;
1116 unsigned int num; /* 0-based and monotonic increasing */
1117 struct list_head list; /* rtd list of the soc card */
1120 struct snd_pcm_substream *mark_startup;
1121 struct snd_pcm_substream *mark_hw_params;
1122 struct snd_pcm_substream *mark_trigger;
1123 struct snd_compr_stream *mark_compr_startup;
1126 unsigned int pop_wait:1;
1127 unsigned int fe_compr:1; /* for Dynamic PCM */
1132 struct snd_soc_component *components[]; /* CPU/Codec/Platform */
1134 /* see soc_new_pcm_runtime() */
1135 #define asoc_rtd_to_cpu(rtd, n) (rtd)->dais[n]
1136 #define asoc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->dai_link->num_cpus]
1137 #define asoc_substream_to_rtd(substream) \
1138 (struct snd_soc_pcm_runtime *)snd_pcm_substream_chip(substream)
1140 #define for_each_rtd_components(rtd, i, component) \
1141 for ((i) = 0, component = NULL; \
1142 ((i) < rtd->num_components) && ((component) = rtd->components[i]);\
1144 #define for_each_rtd_cpu_dais(rtd, i, dai) \
1146 ((i) < rtd->dai_link->num_cpus) && ((dai) = asoc_rtd_to_cpu(rtd, i)); \
1148 #define for_each_rtd_codec_dais(rtd, i, dai) \
1150 ((i) < rtd->dai_link->num_codecs) && ((dai) = asoc_rtd_to_codec(rtd, i)); \
1152 #define for_each_rtd_dais(rtd, i, dai) \
1154 ((i) < (rtd)->dai_link->num_cpus + (rtd)->dai_link->num_codecs) && \
1155 ((dai) = (rtd)->dais[i]); \
1158 void snd_soc_close_delayed_work(struct snd_soc_pcm_runtime *rtd);
1161 struct soc_mixer_control {
1162 int min, max, platform_max;
1164 unsigned int shift, rshift;
1165 unsigned int sign_bit;
1166 unsigned int invert:1;
1167 unsigned int autodisable:1;
1168 #ifdef CONFIG_SND_SOC_TOPOLOGY
1169 struct snd_soc_dobj dobj;
1179 struct soc_bytes_ext {
1181 #ifdef CONFIG_SND_SOC_TOPOLOGY
1182 struct snd_soc_dobj dobj;
1184 /* used for TLV byte control */
1185 int (*get)(struct snd_kcontrol *kcontrol, unsigned int __user *bytes,
1187 int (*put)(struct snd_kcontrol *kcontrol, const unsigned int __user *bytes,
1191 /* multi register control */
1192 struct soc_mreg_control {
1194 unsigned int regbase, regcount, nbits, invert;
1197 /* enumerated kcontrol */
1200 unsigned char shift_l;
1201 unsigned char shift_r;
1204 const char * const *texts;
1205 const unsigned int *values;
1206 unsigned int autodisable:1;
1207 #ifdef CONFIG_SND_SOC_TOPOLOGY
1208 struct snd_soc_dobj dobj;
1212 static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc)
1214 if (mc->reg == mc->rreg && mc->shift == mc->rshift)
1217 * mc->reg == mc->rreg && mc->shift != mc->rshift, or
1218 * mc->reg != mc->rreg means that the control is
1219 * stereo (bits in one register or in two registers)
1224 static inline unsigned int snd_soc_enum_val_to_item(struct soc_enum *e,
1232 for (i = 0; i < e->items; i++)
1233 if (val == e->values[i])
1239 static inline unsigned int snd_soc_enum_item_to_val(struct soc_enum *e,
1245 return e->values[item];
1249 * snd_soc_kcontrol_component() - Returns the component that registered the
1251 * @kcontrol: The control for which to get the component
1253 * Note: This function will work correctly if the control has been registered
1254 * for a component. With snd_soc_add_codec_controls() or via table based
1255 * setup for either a CODEC or component driver. Otherwise the behavior is
1258 static inline struct snd_soc_component *snd_soc_kcontrol_component(
1259 struct snd_kcontrol *kcontrol)
1261 return snd_kcontrol_chip(kcontrol);
1264 int snd_soc_util_init(void);
1265 void snd_soc_util_exit(void);
1267 int snd_soc_of_parse_card_name(struct snd_soc_card *card,
1268 const char *propname);
1269 int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
1270 const char *propname);
1271 int snd_soc_of_parse_pin_switches(struct snd_soc_card *card, const char *prop);
1272 int snd_soc_of_get_slot_mask(struct device_node *np,
1273 const char *prop_name,
1274 unsigned int *mask);
1275 int snd_soc_of_parse_tdm_slot(struct device_node *np,
1276 unsigned int *tx_mask,
1277 unsigned int *rx_mask,
1278 unsigned int *slots,
1279 unsigned int *slot_width);
1280 void snd_soc_of_parse_node_prefix(struct device_node *np,
1281 struct snd_soc_codec_conf *codec_conf,
1282 struct device_node *of_node,
1283 const char *propname);
1285 void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
1286 struct snd_soc_codec_conf *codec_conf,
1287 struct device_node *of_node,
1288 const char *propname)
1290 snd_soc_of_parse_node_prefix(card->dev->of_node,
1291 codec_conf, of_node, propname);
1294 int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
1295 const char *propname);
1296 int snd_soc_of_parse_aux_devs(struct snd_soc_card *card, const char *propname);
1298 unsigned int snd_soc_daifmt_clock_provider_flipped(unsigned int dai_fmt);
1299 unsigned int snd_soc_daifmt_clock_provider_from_bitmap(unsigned int bit_frame);
1301 unsigned int snd_soc_daifmt_parse_format(struct device_node *np, const char *prefix);
1302 unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np,
1304 struct device_node **bitclkmaster,
1305 struct device_node **framemaster);
1306 #define snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix) \
1307 snd_soc_daifmt_parse_clock_provider_raw(np, prefix, NULL, NULL)
1308 #define snd_soc_daifmt_parse_clock_provider_as_phandle \
1309 snd_soc_daifmt_parse_clock_provider_raw
1310 #define snd_soc_daifmt_parse_clock_provider_as_flag(np, prefix) \
1311 snd_soc_daifmt_clock_provider_from_bitmap( \
1312 snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix))
1314 int snd_soc_get_stream_cpu(struct snd_soc_dai_link *dai_link, int stream);
1315 int snd_soc_get_dlc(const struct of_phandle_args *args,
1316 struct snd_soc_dai_link_component *dlc);
1317 int snd_soc_of_get_dlc(struct device_node *of_node,
1318 struct of_phandle_args *args,
1319 struct snd_soc_dai_link_component *dlc,
1321 int snd_soc_get_dai_id(struct device_node *ep);
1322 int snd_soc_get_dai_name(const struct of_phandle_args *args,
1323 const char **dai_name);
1324 int snd_soc_of_get_dai_name(struct device_node *of_node,
1325 const char **dai_name, int index);
1326 int snd_soc_of_get_dai_link_codecs(struct device *dev,
1327 struct device_node *of_node,
1328 struct snd_soc_dai_link *dai_link);
1329 void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link);
1330 int snd_soc_of_get_dai_link_cpus(struct device *dev,
1331 struct device_node *of_node,
1332 struct snd_soc_dai_link *dai_link);
1333 void snd_soc_of_put_dai_link_cpus(struct snd_soc_dai_link *dai_link);
1335 int snd_soc_add_pcm_runtimes(struct snd_soc_card *card,
1336 struct snd_soc_dai_link *dai_link,
1338 void snd_soc_remove_pcm_runtime(struct snd_soc_card *card,
1339 struct snd_soc_pcm_runtime *rtd);
1341 void snd_soc_dlc_use_cpu_as_platform(struct snd_soc_dai_link_component *platforms,
1342 struct snd_soc_dai_link_component *cpus);
1343 struct of_phandle_args *snd_soc_copy_dai_args(struct device *dev,
1344 struct of_phandle_args *args);
1345 struct snd_soc_dai *snd_soc_get_dai_via_args(struct of_phandle_args *dai_args);
1346 struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component,
1347 struct snd_soc_dai_driver *dai_drv,
1348 bool legacy_dai_naming);
1349 struct snd_soc_dai *devm_snd_soc_register_dai(struct device *dev,
1350 struct snd_soc_component *component,
1351 struct snd_soc_dai_driver *dai_drv,
1352 bool legacy_dai_naming);
1353 void snd_soc_unregister_dai(struct snd_soc_dai *dai);
1355 struct snd_soc_dai *snd_soc_find_dai(
1356 const struct snd_soc_dai_link_component *dlc);
1357 struct snd_soc_dai *snd_soc_find_dai_with_mutex(
1358 const struct snd_soc_dai_link_component *dlc);
1360 #include <sound/soc-dai.h>
1363 int snd_soc_fixup_dai_links_platform_name(struct snd_soc_card *card,
1364 const char *platform_name)
1366 struct snd_soc_dai_link *dai_link;
1370 if (!platform_name) /* nothing to do */
1373 /* set platform name for each dailink */
1374 for_each_card_prelinks(card, i, dai_link) {
1375 /* only single platform is supported for now */
1376 if (dai_link->num_platforms != 1)
1379 if (!dai_link->platforms)
1382 name = devm_kstrdup(card->dev, platform_name, GFP_KERNEL);
1386 /* only single platform is supported for now */
1387 dai_link->platforms->name = name;
1393 #ifdef CONFIG_DEBUG_FS
1394 extern struct dentry *snd_soc_debugfs_root;
1397 extern const struct dev_pm_ops snd_soc_pm_ops;
1400 * DAPM helper functions
1402 enum snd_soc_dapm_subclass {
1403 SND_SOC_DAPM_CLASS_ROOT = 0,
1404 SND_SOC_DAPM_CLASS_RUNTIME = 1,
1407 static inline void _snd_soc_dapm_mutex_lock_root_c(struct snd_soc_card *card)
1409 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_ROOT);
1412 static inline void _snd_soc_dapm_mutex_lock_c(struct snd_soc_card *card)
1414 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
1417 static inline void _snd_soc_dapm_mutex_unlock_c(struct snd_soc_card *card)
1419 mutex_unlock(&card->dapm_mutex);
1422 static inline void _snd_soc_dapm_mutex_assert_held_c(struct snd_soc_card *card)
1424 lockdep_assert_held(&card->dapm_mutex);
1427 static inline void _snd_soc_dapm_mutex_lock_root_d(struct snd_soc_dapm_context *dapm)
1429 _snd_soc_dapm_mutex_lock_root_c(dapm->card);
1432 static inline void _snd_soc_dapm_mutex_lock_d(struct snd_soc_dapm_context *dapm)
1434 _snd_soc_dapm_mutex_lock_c(dapm->card);
1437 static inline void _snd_soc_dapm_mutex_unlock_d(struct snd_soc_dapm_context *dapm)
1439 _snd_soc_dapm_mutex_unlock_c(dapm->card);
1442 static inline void _snd_soc_dapm_mutex_assert_held_d(struct snd_soc_dapm_context *dapm)
1444 _snd_soc_dapm_mutex_assert_held_c(dapm->card);
1447 #define snd_soc_dapm_mutex_lock_root(x) _Generic((x), \
1448 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_root_c, \
1449 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_root_d)(x)
1450 #define snd_soc_dapm_mutex_lock(x) _Generic((x), \
1451 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_c, \
1452 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_d)(x)
1453 #define snd_soc_dapm_mutex_unlock(x) _Generic((x), \
1454 struct snd_soc_card * : _snd_soc_dapm_mutex_unlock_c, \
1455 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_unlock_d)(x)
1456 #define snd_soc_dapm_mutex_assert_held(x) _Generic((x), \
1457 struct snd_soc_card * : _snd_soc_dapm_mutex_assert_held_c, \
1458 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_assert_held_d)(x)
1461 * PCM helper functions
1463 static inline void _snd_soc_dpcm_mutex_lock_c(struct snd_soc_card *card)
1465 mutex_lock_nested(&card->pcm_mutex, card->pcm_subclass);
1468 static inline void _snd_soc_dpcm_mutex_unlock_c(struct snd_soc_card *card)
1470 mutex_unlock(&card->pcm_mutex);
1473 static inline void _snd_soc_dpcm_mutex_assert_held_c(struct snd_soc_card *card)
1475 lockdep_assert_held(&card->pcm_mutex);
1478 static inline void _snd_soc_dpcm_mutex_lock_r(struct snd_soc_pcm_runtime *rtd)
1480 _snd_soc_dpcm_mutex_lock_c(rtd->card);
1483 static inline void _snd_soc_dpcm_mutex_unlock_r(struct snd_soc_pcm_runtime *rtd)
1485 _snd_soc_dpcm_mutex_unlock_c(rtd->card);
1488 static inline void _snd_soc_dpcm_mutex_assert_held_r(struct snd_soc_pcm_runtime *rtd)
1490 _snd_soc_dpcm_mutex_assert_held_c(rtd->card);
1493 #define snd_soc_dpcm_mutex_lock(x) _Generic((x), \
1494 struct snd_soc_card * : _snd_soc_dpcm_mutex_lock_c, \
1495 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_lock_r)(x)
1497 #define snd_soc_dpcm_mutex_unlock(x) _Generic((x), \
1498 struct snd_soc_card * : _snd_soc_dpcm_mutex_unlock_c, \
1499 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_unlock_r)(x)
1501 #define snd_soc_dpcm_mutex_assert_held(x) _Generic((x), \
1502 struct snd_soc_card * : _snd_soc_dpcm_mutex_assert_held_c, \
1503 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_assert_held_r)(x)
1505 #include <sound/soc-component.h>
1506 #include <sound/soc-card.h>
1507 #include <sound/soc-jack.h>