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1/* SPDX-License-Identifier: GPL-2.0
2 *
3 * linux/sound/soc.h -- ALSA SoC Layer
4 *
5 * Author: Liam Girdwood
6 * Created: Aug 11th 2005
7 * Copyright: Wolfson Microelectronics. PLC.
8 */
9
10#ifndef __LINUX_SND_SOC_H
11#define __LINUX_SND_SOC_H
12
13#include <linux/args.h>
14#include <linux/array_size.h>
15#include <linux/device.h>
16#include <linux/errno.h>
17#include <linux/interrupt.h>
18#include <linux/lockdep.h>
19#include <linux/log2.h>
20#include <linux/mutex.h>
21#include <linux/notifier.h>
22#include <linux/of.h>
23#include <linux/types.h>
24#include <linux/workqueue.h>
25
26#include <sound/ac97_codec.h>
27#include <sound/compress_driver.h>
28#include <sound/control.h>
29#include <sound/core.h>
30#include <sound/pcm.h>
31
32struct module;
33struct platform_device;
34
35/* For the current users of sound/soc.h to avoid build issues */
36#include <linux/platform_device.h>
37#include <linux/regmap.h>
38
39/*
40 * Convenience kcontrol builders
41 */
42#define SOC_DOUBLE_S_VALUE(xreg, shift_left, shift_right, xmin, xmax, xsign_bit, \
43 xinvert, xautodisable) \
44 ((unsigned long)&(struct soc_mixer_control) \
45 {.reg = xreg, .rreg = xreg, .shift = shift_left, \
46 .rshift = shift_right, .min = xmin, .max = xmax, \
47 .sign_bit = xsign_bit, .invert = xinvert, .autodisable = xautodisable})
48#define SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, xmin, xmax, xinvert, xautodisable) \
49 SOC_DOUBLE_S_VALUE(xreg, shift_left, shift_right, xmin, xmax, 0, xinvert, \
50 xautodisable)
51#define SOC_SINGLE_VALUE(xreg, xshift, xmin, xmax, xinvert, xautodisable) \
52 SOC_DOUBLE_VALUE(xreg, xshift, xshift, xmin, xmax, xinvert, xautodisable)
53#define SOC_DOUBLE_R_S_VALUE(xlreg, xrreg, xshift, xmin, xmax, xsign_bit, xinvert) \
54 ((unsigned long)&(struct soc_mixer_control) \
55 {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
56 .max = xmax, .min = xmin, .sign_bit = xsign_bit, \
57 .invert = xinvert})
58#define SOC_DOUBLE_R_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \
59 SOC_DOUBLE_R_S_VALUE(xlreg, xrreg, xshift, xmin, xmax, 0, xinvert)
60
61#define SOC_SINGLE(xname, reg, shift, max, invert) \
62{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
63 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
64 .put = snd_soc_put_volsw, \
65 .private_value = SOC_SINGLE_VALUE(reg, shift, 0, max, invert, 0) }
66#define SOC_SINGLE_RANGE(xname, xreg, xshift, xmin, xmax, xinvert) \
67{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
68 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
69 .put = snd_soc_put_volsw, \
70 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmin, xmax, xinvert, 0) }
71#define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \
72{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
73 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
74 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
75 .tlv.p = (tlv_array), \
76 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
77 .put = snd_soc_put_volsw, \
78 .private_value = SOC_SINGLE_VALUE(reg, shift, 0, max, invert, 0) }
79#define SOC_SINGLE_SX_TLV(xname, xreg, xshift, xmin, xmax, tlv_array) \
80{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
81 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
82 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
83 .tlv.p = (tlv_array),\
84 .info = snd_soc_info_volsw_sx, \
85 .get = snd_soc_get_volsw_sx,\
86 .put = snd_soc_put_volsw_sx, \
87 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmin, xmax, 0, 0) }
88#define SOC_SINGLE_RANGE_TLV(xname, xreg, xshift, xmin, xmax, xinvert, tlv_array) \
89{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
90 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
91 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
92 .tlv.p = (tlv_array), \
93 .info = snd_soc_info_volsw, \
94 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
95 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmin, xmax, xinvert, 0) }
96#define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \
97{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
98 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
99 .put = snd_soc_put_volsw, \
100 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
101 0, max, invert, 0) }
102#define SOC_DOUBLE_STS(xname, reg, shift_left, shift_right, max, invert) \
103{ \
104 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
105 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
106 .access = SNDRV_CTL_ELEM_ACCESS_READ | \
107 SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
108 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
109 0, max, invert, 0) }
110#define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \
111{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
112 .info = snd_soc_info_volsw, \
113 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
114 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
115 0, xmax, xinvert) }
116#define SOC_DOUBLE_R_RANGE(xname, reg_left, reg_right, xshift, xmin, \
117 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, \
122 xshift, xmin, xmax, xinvert) }
123#define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \
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), \
128 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
129 .put = snd_soc_put_volsw, \
130 .private_value = SOC_DOUBLE_VALUE(reg, shift_left, shift_right, \
131 0, max, invert, 0) }
132#define SOC_DOUBLE_SX_TLV(xname, xreg, shift_left, shift_right, xmin, xmax, tlv_array) \
133{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
134 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
135 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
136 .tlv.p = (tlv_array), \
137 .info = snd_soc_info_volsw_sx, \
138 .get = snd_soc_get_volsw_sx, \
139 .put = snd_soc_put_volsw_sx, \
140 .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \
141 xmin, xmax, 0, 0) }
142#define SOC_DOUBLE_RANGE_TLV(xname, xreg, xshift_left, xshift_right, xmin, xmax, \
143 xinvert, tlv_array) \
144{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
145 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
146 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
147 .tlv.p = (tlv_array), \
148 .info = snd_soc_info_volsw, \
149 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
150 .private_value = SOC_DOUBLE_VALUE(xreg, xshift_left, xshift_right, \
151 xmin, xmax, xinvert, 0) }
152#define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \
153{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
154 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
155 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
156 .tlv.p = (tlv_array), \
157 .info = snd_soc_info_volsw, \
158 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
159 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
160 0, xmax, xinvert) }
161#define SOC_DOUBLE_R_RANGE_TLV(xname, reg_left, reg_right, xshift, xmin, \
162 xmax, xinvert, tlv_array) \
163{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
164 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
165 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
166 .tlv.p = (tlv_array), \
167 .info = snd_soc_info_volsw, \
168 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
169 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, \
170 xshift, xmin, xmax, xinvert) }
171#define SOC_DOUBLE_R_SX_TLV(xname, xreg, xrreg, xshift, xmin, xmax, tlv_array) \
172{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
173 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
174 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
175 .tlv.p = (tlv_array), \
176 .info = snd_soc_info_volsw_sx, \
177 .get = snd_soc_get_volsw_sx, \
178 .put = snd_soc_put_volsw_sx, \
179 .private_value = SOC_DOUBLE_R_VALUE(xreg, xrreg, xshift, xmin, xmax, 0) }
180#define SOC_DOUBLE_R_S_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \
181{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
182 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
183 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
184 .tlv.p = (tlv_array), \
185 .info = snd_soc_info_volsw, \
186 .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
187 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \
188 xmin, xmax, xsign_bit, xinvert) }
189#define SOC_SINGLE_S_TLV(xname, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \
190 SOC_DOUBLE_R_S_TLV(xname, xreg, xreg, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array)
191#define SOC_SINGLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
192{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
193 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
194 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
195 .tlv.p = (tlv_array), \
196 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
197 .put = snd_soc_put_volsw, \
198 .private_value = (unsigned long)&(struct soc_mixer_control) \
199 {.reg = xreg, .rreg = xreg, \
200 .min = xmin, .max = xmax, \
201 .sign_bit = 7,} }
202#define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, 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, .get = snd_soc_get_volsw,\
208 .put = snd_soc_put_volsw, \
209 .private_value = SOC_DOUBLE_S_VALUE(xreg, 0, 8, xmin, xmax, 7, 0, 0) }
210#define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xitems, xtexts) \
211{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
212 .items = xitems, .texts = xtexts, \
213 .mask = xitems ? roundup_pow_of_two(xitems) - 1 : 0}
214#define SOC_ENUM_SINGLE(xreg, xshift, xitems, xtexts) \
215 SOC_ENUM_DOUBLE(xreg, xshift, xshift, xitems, xtexts)
216#define SOC_ENUM_SINGLE_EXT(xitems, xtexts) \
217{ .items = xitems, .texts = xtexts }
218#define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xitems, xtexts, xvalues) \
219{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
220 .mask = xmask, .items = xitems, .texts = xtexts, .values = xvalues}
221#define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \
222 SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xitems, xtexts, xvalues)
223#define SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, xshift, xmask, xitems, xtexts, xvalues) \
224{ .reg = xreg, .shift_l = xshift, .shift_r = xshift, \
225 .mask = xmask, .items = xitems, .texts = xtexts, \
226 .values = xvalues, .autodisable = 1}
227#define SOC_ENUM_SINGLE_VIRT(xitems, xtexts) \
228 SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, xitems, xtexts)
229#define SOC_ENUM(xname, xenum) \
230{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
231 .info = snd_soc_info_enum_double, \
232 .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \
233 .private_value = (unsigned long)&xenum }
234#define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\
235 xhandler_get, xhandler_put) \
236{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
237 .info = snd_soc_info_volsw, \
238 .get = xhandler_get, .put = xhandler_put, \
239 .private_value = SOC_SINGLE_VALUE(xreg, xshift, 0, xmax, xinvert, 0) }
240#define SOC_DOUBLE_EXT(xname, reg, shift_left, shift_right, max, invert,\
241 xhandler_get, xhandler_put) \
242{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
243 .info = snd_soc_info_volsw, \
244 .get = xhandler_get, .put = xhandler_put, \
245 .private_value = \
246 SOC_DOUBLE_VALUE(reg, shift_left, shift_right, 0, max, invert, 0) }
247#define SOC_DOUBLE_R_EXT(xname, reg_left, reg_right, xshift, xmax, xinvert,\
248 xhandler_get, xhandler_put) \
249{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
250 .info = snd_soc_info_volsw, \
251 .get = xhandler_get, .put = xhandler_put, \
252 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
253 0, xmax, xinvert) }
254#define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\
255 xhandler_get, xhandler_put, tlv_array) \
256{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
257 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
258 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
259 .tlv.p = (tlv_array), \
260 .info = snd_soc_info_volsw, \
261 .get = xhandler_get, .put = xhandler_put, \
262 .private_value = SOC_SINGLE_VALUE(xreg, xshift, 0, xmax, xinvert, 0) }
263#define SOC_SINGLE_RANGE_EXT_TLV(xname, xreg, xshift, xmin, xmax, xinvert, \
264 xhandler_get, xhandler_put, tlv_array) \
265{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
266 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
267 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
268 .tlv.p = (tlv_array), \
269 .info = snd_soc_info_volsw, \
270 .get = xhandler_get, .put = xhandler_put, \
271 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmin, xmax, xinvert, 0) }
272#define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\
273 xhandler_get, xhandler_put, tlv_array) \
274{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
275 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
276 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
277 .tlv.p = (tlv_array), \
278 .info = snd_soc_info_volsw, \
279 .get = xhandler_get, .put = xhandler_put, \
280 .private_value = SOC_DOUBLE_VALUE(xreg, shift_left, shift_right, \
281 0, xmax, xinvert, 0) }
282#define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\
283 xhandler_get, xhandler_put, tlv_array) \
284{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
285 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
286 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
287 .tlv.p = (tlv_array), \
288 .info = snd_soc_info_volsw, \
289 .get = xhandler_get, .put = xhandler_put, \
290 .private_value = SOC_DOUBLE_R_VALUE(reg_left, reg_right, xshift, \
291 0, xmax, xinvert) }
292#define SOC_DOUBLE_R_S_EXT_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, \
293 xsign_bit, xinvert, xhandler_get, xhandler_put, \
294 tlv_array) \
295{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
296 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
297 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
298 .tlv.p = (tlv_array), \
299 .info = snd_soc_info_volsw, \
300 .get = xhandler_get, .put = xhandler_put, \
301 .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \
302 xmin, xmax, xsign_bit, xinvert) }
303#define SOC_SINGLE_S_EXT_TLV(xname, xreg, xshift, xmin, xmax, \
304 xsign_bit, xinvert, xhandler_get, xhandler_put, \
305 tlv_array) \
306 SOC_DOUBLE_R_S_EXT_TLV(xname, xreg, xreg, xshift, xmin, xmax, \
307 xsign_bit, xinvert, xhandler_get, xhandler_put, \
308 tlv_array)
309#define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \
310{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
311 .info = snd_soc_info_bool_ext, \
312 .get = xhandler_get, .put = xhandler_put, \
313 .private_value = xdata }
314#define SOC_SINGLE_BOOL_EXT_ACC(xname, xdata, xhandler_get, xhandler_put, xaccess) \
315{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
316 .access = xaccess, \
317 .info = snd_soc_info_bool_ext, \
318 .get = xhandler_get, .put = xhandler_put, \
319 .private_value = xdata }
320#define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \
321{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
322 .info = snd_soc_info_enum_double, \
323 .get = xhandler_get, .put = xhandler_put, \
324 .private_value = (unsigned long)&xenum }
325#define SOC_VALUE_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \
326 SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put)
327
328#define SOC_ENUM_EXT_ACC(xname, xenum, xhandler_get, xhandler_put, xaccess) \
329{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
330 .access = xaccess, \
331 .info = snd_soc_info_enum_double, \
332 .get = xhandler_get, .put = xhandler_put, \
333 .private_value = (unsigned long)&xenum }
334
335#define SND_SOC_BYTES(xname, xbase, xregs) \
336{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
337 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
338 .put = snd_soc_bytes_put, .private_value = \
339 ((unsigned long)&(struct soc_bytes) \
340 {.base = xbase, .num_regs = xregs }) }
341#define SND_SOC_BYTES_E(xname, xbase, xregs, xhandler_get, xhandler_put) \
342{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
343 .info = snd_soc_bytes_info, .get = xhandler_get, \
344 .put = xhandler_put, .private_value = \
345 ((unsigned long)&(struct soc_bytes) \
346 {.base = xbase, .num_regs = xregs }) }
347#define SND_SOC_BYTES_E_ACC(xname, xbase, xregs, xhandler_get, xhandler_put, xaccess) \
348{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
349 .access = xaccess, \
350 .info = snd_soc_bytes_info, .get = xhandler_get, \
351 .put = xhandler_put, .private_value = \
352 ((unsigned long)&(struct soc_bytes) \
353 {.base = xbase, .num_regs = xregs }) }
354
355#define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask) \
356{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
357 .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
358 .put = snd_soc_bytes_put, .private_value = \
359 ((unsigned long)&(struct soc_bytes) \
360 {.base = xbase, .num_regs = xregs, \
361 .mask = xmask }) }
362
363/*
364 * SND_SOC_BYTES_EXT is deprecated, please USE SND_SOC_BYTES_TLV instead
365 */
366#define SND_SOC_BYTES_EXT(xname, xcount, xhandler_get, xhandler_put) \
367{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
368 .info = snd_soc_bytes_info_ext, \
369 .get = xhandler_get, .put = xhandler_put, \
370 .private_value = (unsigned long)&(struct soc_bytes_ext) \
371 {.max = xcount} }
372#define SND_SOC_BYTES_TLV(xname, xcount, xhandler_get, xhandler_put) \
373{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
374 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE | \
375 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \
376 .tlv.c = (snd_soc_bytes_tlv_callback), \
377 .info = snd_soc_bytes_info_ext, \
378 .private_value = (unsigned long)&(struct soc_bytes_ext) \
379 {.max = xcount, .get = xhandler_get, .put = xhandler_put, } }
380#define SOC_SINGLE_XR_SX(xname, xregbase, xregcount, xnbits, \
381 xmin, xmax, xinvert) \
382{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
383 .info = snd_soc_info_xr_sx, .get = snd_soc_get_xr_sx, \
384 .put = snd_soc_put_xr_sx, \
385 .private_value = (unsigned long)&(struct soc_mreg_control) \
386 {.regbase = xregbase, .regcount = xregcount, .nbits = xnbits, \
387 .invert = xinvert, .min = xmin, .max = xmax} }
388
389#define SOC_SINGLE_STROBE(xname, xreg, xshift, xinvert) \
390 SOC_SINGLE_EXT(xname, xreg, xshift, 1, xinvert, \
391 snd_soc_get_strobe, snd_soc_put_strobe)
392
393/*
394 * Simplified versions of above macros, declaring a struct and calculating
395 * ARRAY_SIZE internally
396 */
397#define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \
398 const struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \
399 ARRAY_SIZE(xtexts), xtexts)
400#define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \
401 SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts)
402#define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \
403 const struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts)
404#define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \
405 const struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \
406 ARRAY_SIZE(xtexts), xtexts, xvalues)
407#define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
408 SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues)
409
410#define SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
411 const struct soc_enum name = SOC_VALUE_ENUM_SINGLE_AUTODISABLE(xreg, \
412 xshift, xmask, ARRAY_SIZE(xtexts), xtexts, xvalues)
413
414#define SOC_ENUM_SINGLE_VIRT_DECL(name, xtexts) \
415 const struct soc_enum name = SOC_ENUM_SINGLE_VIRT(ARRAY_SIZE(xtexts), xtexts)
416
417struct snd_soc_card;
418struct snd_soc_pcm_runtime;
419struct snd_soc_dai;
420struct snd_soc_dai_driver;
421struct snd_soc_dai_link;
422struct snd_soc_component;
423struct snd_soc_component_driver;
424struct snd_soc_jack;
425struct snd_soc_jack_pin;
426
427#include <sound/soc-dapm.h>
428#include <sound/soc-dpcm.h>
429#include <sound/soc-topology.h>
430
431int snd_soc_register_card(struct snd_soc_card *card);
432void snd_soc_unregister_card(struct snd_soc_card *card);
433int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card);
434#define devm_snd_soc_register_deferrable_card(d, c) devm_snd_soc_register_card(d, c)
435#ifdef CONFIG_PM_SLEEP
436int snd_soc_suspend(struct device *dev);
437int snd_soc_resume(struct device *dev);
438#else
439static inline int snd_soc_suspend(struct device *dev)
440{
441 return 0;
442}
443
444static inline int snd_soc_resume(struct device *dev)
445{
446 return 0;
447}
448#endif
449int snd_soc_poweroff(struct device *dev);
450int snd_soc_register_component_c(struct snd_soc_component *component,
451 const struct snd_soc_component_driver *component_driver,
452 struct snd_soc_dai_driver *dai_drv, int num_dai);
453int snd_soc_register_component_d(struct device *dev,
454 const struct snd_soc_component_driver *component_driver,
455 struct snd_soc_dai_driver *dai_drv, int num_dai);
456#define snd_soc_register_component(x, ...) _Generic((x), \
457struct device * : snd_soc_register_component_d, \
458struct snd_soc_component * : snd_soc_register_component_c)(x, __VA_ARGS__)
459
460int devm_snd_soc_register_component(struct device *dev,
461 const struct snd_soc_component_driver *component_driver,
462 struct snd_soc_dai_driver *dai_drv, int num_dai);
463#define snd_soc_unregister_component(dev) snd_soc_unregister_component_by_driver(dev, NULL)
464void snd_soc_unregister_component_by_driver(struct device *dev,
465 const struct snd_soc_component_driver *component_driver);
466struct snd_soc_component *snd_soc_lookup_component_nolocked(struct device *dev,
467 const char *driver_name);
468struct snd_soc_component *snd_soc_lookup_component(struct device *dev,
469 const char *driver_name);
470struct snd_soc_component *snd_soc_lookup_component_by_name(const char *component_name);
471
472int soc_new_pcm(struct snd_soc_pcm_runtime *rtd);
473#ifdef CONFIG_SND_SOC_COMPRESS
474int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd);
475#else
476static inline int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd)
477{
478 return 0;
479}
480#endif
481
482struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card,
483 struct snd_soc_dai_link *dai_link);
484
485bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd);
486
487void snd_soc_runtime_action(struct snd_soc_pcm_runtime *rtd,
488 int stream, int action);
489static inline void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd,
490 int stream)
491{
492 snd_soc_runtime_action(rtd, stream, 1);
493}
494static inline void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd,
495 int stream)
496{
497 snd_soc_runtime_action(rtd, stream, -1);
498}
499
500int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd,
501 struct snd_pcm_hardware *hw, int stream);
502
503int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd,
504 unsigned int dai_fmt);
505
506/* Utility functions to get clock rates from various things */
507int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots);
508int snd_soc_params_to_frame_size(const struct snd_pcm_hw_params *params);
509int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots);
510int snd_soc_params_to_bclk(const struct snd_pcm_hw_params *parms);
511int snd_soc_tdm_params_to_bclk(const struct snd_pcm_hw_params *params,
512 int tdm_width, int tdm_slots, int slot_multiple);
513int snd_soc_ret(const struct device *dev, int ret, const char *fmt, ...);
514
515/* set runtime hw params */
516static inline int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream,
517 const struct snd_pcm_hardware *hw)
518{
519 substream->runtime->hw = *hw;
520
521 return 0;
522}
523
524struct snd_ac97 *snd_soc_alloc_ac97_component(struct snd_soc_component *component);
525struct snd_ac97 *snd_soc_new_ac97_component(struct snd_soc_component *component,
526 unsigned int id, unsigned int id_mask);
527void snd_soc_free_ac97_component(struct snd_ac97 *ac97);
528
529#ifdef CONFIG_SND_SOC_AC97_BUS
530int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops);
531int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops,
532 struct platform_device *pdev);
533
534extern struct snd_ac97_bus_ops *soc_ac97_ops;
535#else
536static inline int snd_soc_set_ac97_ops_of_reset(struct snd_ac97_bus_ops *ops,
537 struct platform_device *pdev)
538{
539 return 0;
540}
541
542static inline int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops)
543{
544 return 0;
545}
546#endif
547
548/*
549 *Controls
550 */
551struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
552 void *data, const char *long_name,
553 const char *prefix);
554int snd_soc_add_component_controls(struct snd_soc_component *component,
555 const struct snd_kcontrol_new *controls, unsigned int num_controls);
556int snd_soc_add_card_controls(struct snd_soc_card *soc_card,
557 const struct snd_kcontrol_new *controls, int num_controls);
558int snd_soc_add_dai_controls(struct snd_soc_dai *dai,
559 const struct snd_kcontrol_new *controls, int num_controls);
560int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol,
561 struct snd_ctl_elem_info *uinfo);
562int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol,
563 struct snd_ctl_elem_value *ucontrol);
564int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol,
565 struct snd_ctl_elem_value *ucontrol);
566int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
567 struct snd_ctl_elem_info *uinfo);
568int 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
571int snd_soc_get_volsw(struct snd_kcontrol *kcontrol,
572 struct snd_ctl_elem_value *ucontrol);
573int 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
577int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol,
578 struct snd_ctl_elem_value *ucontrol);
579int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol,
580 struct snd_ctl_elem_value *ucontrol);
581int snd_soc_limit_volume(struct snd_soc_card *card,
582 const char *name, int max);
583int snd_soc_bytes_info(struct snd_kcontrol *kcontrol,
584 struct snd_ctl_elem_info *uinfo);
585int snd_soc_bytes_get(struct snd_kcontrol *kcontrol,
586 struct snd_ctl_elem_value *ucontrol);
587int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
588 struct snd_ctl_elem_value *ucontrol);
589int snd_soc_bytes_info_ext(struct snd_kcontrol *kcontrol,
590 struct snd_ctl_elem_info *ucontrol);
591int snd_soc_bytes_tlv_callback(struct snd_kcontrol *kcontrol, int op_flag,
592 unsigned int size, unsigned int __user *tlv);
593int snd_soc_info_xr_sx(struct snd_kcontrol *kcontrol,
594 struct snd_ctl_elem_info *uinfo);
595int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol,
596 struct snd_ctl_elem_value *ucontrol);
597int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol,
598 struct snd_ctl_elem_value *ucontrol);
599int snd_soc_get_strobe(struct snd_kcontrol *kcontrol,
600 struct snd_ctl_elem_value *ucontrol);
601int snd_soc_put_strobe(struct snd_kcontrol *kcontrol,
602 struct snd_ctl_elem_value *ucontrol);
603
604enum snd_soc_trigger_order {
605 /* start stop */
606 SND_SOC_TRIGGER_ORDER_DEFAULT = 0, /* Link->Component->DAI DAI->Component->Link */
607 SND_SOC_TRIGGER_ORDER_LDC, /* Link->DAI->Component Component->DAI->Link */
608
609 SND_SOC_TRIGGER_ORDER_MAX,
610};
611
612/* SoC PCM stream information */
613struct snd_soc_pcm_stream {
614 const char *stream_name;
615 u64 formats; /* SNDRV_PCM_FMTBIT_* */
616 u32 subformats; /* for S32_LE format, SNDRV_PCM_SUBFMTBIT_* */
617 unsigned int rates; /* SNDRV_PCM_RATE_* */
618 unsigned int rate_min; /* min rate */
619 unsigned int rate_max; /* max rate */
620 unsigned int channels_min; /* min channels */
621 unsigned int channels_max; /* max channels */
622 unsigned int sig_bits; /* number of bits of content */
623};
624
625/* SoC audio ops */
626struct snd_soc_ops {
627 int (*startup)(struct snd_pcm_substream *);
628 void (*shutdown)(struct snd_pcm_substream *);
629 int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *);
630 int (*hw_free)(struct snd_pcm_substream *);
631 int (*prepare)(struct snd_pcm_substream *);
632 int (*trigger)(struct snd_pcm_substream *, int);
633};
634
635struct snd_soc_compr_ops {
636 int (*startup)(struct snd_compr_stream *);
637 void (*shutdown)(struct snd_compr_stream *);
638 int (*set_params)(struct snd_compr_stream *);
639};
640
641struct snd_soc_component*
642snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd,
643 const char *driver_name);
644
645struct snd_soc_dai_link_component {
646 const char *name;
647 struct device_node *of_node;
648 const char *dai_name;
649 const struct of_phandle_args *dai_args;
650
651 /*
652 * Extra format = SND_SOC_DAIFMT_Bx_Fx
653 *
654 * [Note] it is Bx_Fx base, not CBx_CFx
655 *
656 * It will be used with dai_link->dai_fmt
657 * see
658 * snd_soc_runtime_set_dai_fmt()
659 */
660 unsigned int ext_fmt;
661};
662
663/*
664 * [dai_link->ch_maps Image sample]
665 *
666 *-------------------------
667 * CPU0 <---> Codec0
668 *
669 * ch-map[0].cpu = 0 ch-map[0].codec = 0
670 *
671 *-------------------------
672 * CPU0 <---> Codec0
673 * CPU1 <---> Codec1
674 * CPU2 <---> Codec2
675 *
676 * ch-map[0].cpu = 0 ch-map[0].codec = 0
677 * ch-map[1].cpu = 1 ch-map[1].codec = 1
678 * ch-map[2].cpu = 2 ch-map[2].codec = 2
679 *
680 *-------------------------
681 * CPU0 <---> Codec0
682 * CPU1 <-+-> Codec1
683 * CPU2 <-/
684 *
685 * ch-map[0].cpu = 0 ch-map[0].codec = 0
686 * ch-map[1].cpu = 1 ch-map[1].codec = 1
687 * ch-map[2].cpu = 2 ch-map[2].codec = 1
688 *
689 *-------------------------
690 * CPU0 <---> Codec0
691 * CPU1 <-+-> Codec1
692 * \-> Codec2
693 *
694 * ch-map[0].cpu = 0 ch-map[0].codec = 0
695 * ch-map[1].cpu = 1 ch-map[1].codec = 1
696 * ch-map[2].cpu = 1 ch-map[2].codec = 2
697 *
698 */
699struct snd_soc_dai_link_ch_map {
700 unsigned int cpu;
701 unsigned int codec;
702 unsigned int cpu_ch_mask;
703 unsigned int codec_ch_mask;
704};
705
706struct snd_soc_dai_link {
707 /* config - must be set by machine driver */
708 const char *name; /* Codec name */
709 const char *stream_name; /* Stream name */
710
711 /*
712 * You MAY specify the link's CPU-side device, either by device name,
713 * or by DT/OF node, but not both. If this information is omitted,
714 * the CPU-side DAI is matched using .cpu_dai_name only, which hence
715 * must be globally unique. These fields are currently typically used
716 * only for codec to codec links, or systems using device tree.
717 */
718 /*
719 * You MAY specify the DAI name of the CPU DAI. If this information is
720 * omitted, the CPU-side DAI is matched using .cpu_name/.cpu_of_node
721 * only, which only works well when that device exposes a single DAI.
722 */
723 struct snd_soc_dai_link_component *cpus;
724 unsigned int num_cpus;
725
726 /*
727 * You MUST specify the link's codec, either by device name, or by
728 * DT/OF node, but not both.
729 */
730 /* You MUST specify the DAI name within the codec */
731 struct snd_soc_dai_link_component *codecs;
732 unsigned int num_codecs;
733
734 /* num_ch_maps = max(num_cpu, num_codecs) */
735 struct snd_soc_dai_link_ch_map *ch_maps;
736
737 /*
738 * You MAY specify the link's platform/PCM/DMA driver, either by
739 * device name, or by DT/OF node, but not both. Some forms of link
740 * do not need a platform. In such case, platforms are not mandatory.
741 */
742 struct snd_soc_dai_link_component *platforms;
743 unsigned int num_platforms;
744
745 int id; /* optional ID for machine driver link identification */
746
747 /*
748 * for Codec2Codec
749 */
750 const struct snd_soc_pcm_stream *c2c_params;
751 unsigned int num_c2c_params;
752
753 unsigned int dai_fmt; /* format to set on init */
754
755 enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */
756
757 /* codec/machine specific init - e.g. add machine controls */
758 int (*init)(struct snd_soc_pcm_runtime *rtd);
759
760 /* codec/machine specific exit - dual of init() */
761 void (*exit)(struct snd_soc_pcm_runtime *rtd);
762
763 /* optional hw_params re-writing for BE and FE sync */
764 int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd,
765 struct snd_pcm_hw_params *params);
766
767 /* machine stream operations */
768 const struct snd_soc_ops *ops;
769 const struct snd_soc_compr_ops *compr_ops;
770
771 /*
772 * soc_pcm_trigger() start/stop sequence.
773 * see also
774 * snd_soc_component_driver
775 * soc_pcm_trigger()
776 */
777 enum snd_soc_trigger_order trigger_start;
778 enum snd_soc_trigger_order trigger_stop;
779
780 /* Mark this pcm with non atomic ops */
781 unsigned int nonatomic:1;
782
783 /* For unidirectional dai links */
784 unsigned int playback_only:1;
785 unsigned int capture_only:1;
786
787 /* Keep DAI active over suspend */
788 unsigned int ignore_suspend:1;
789
790 /* Symmetry requirements */
791 unsigned int symmetric_rate:1;
792 unsigned int symmetric_channels:1;
793 unsigned int symmetric_sample_bits:1;
794
795 /* Do not create a PCM for this DAI link (Backend link) */
796 unsigned int no_pcm:1;
797
798 /* This DAI link can route to other DAI links at runtime (Frontend)*/
799 unsigned int dynamic:1;
800
801 /* DPCM used FE & BE merged format */
802 unsigned int dpcm_merged_format:1;
803 /* DPCM used FE & BE merged channel */
804 unsigned int dpcm_merged_chan:1;
805 /* DPCM used FE & BE merged rate */
806 unsigned int dpcm_merged_rate:1;
807
808 /* pmdown_time is ignored at stop */
809 unsigned int ignore_pmdown_time:1;
810
811 /* Do not create a PCM for this DAI link (Backend link) */
812 unsigned int ignore:1;
813
814#ifdef CONFIG_SND_SOC_TOPOLOGY
815 struct snd_soc_dobj dobj; /* For topology */
816#endif
817};
818
819static inline int snd_soc_link_num_ch_map(const struct snd_soc_dai_link *link)
820{
821 return max(link->num_cpus, link->num_codecs);
822}
823
824static inline struct snd_soc_dai_link_component*
825snd_soc_link_to_cpu(struct snd_soc_dai_link *link, int n) {
826 return &(link)->cpus[n];
827}
828
829static inline struct snd_soc_dai_link_component*
830snd_soc_link_to_codec(struct snd_soc_dai_link *link, int n) {
831 return &(link)->codecs[n];
832}
833
834static inline struct snd_soc_dai_link_component*
835snd_soc_link_to_platform(struct snd_soc_dai_link *link, int n) {
836 return &(link)->platforms[n];
837}
838
839#define for_each_link_codecs(link, i, codec) \
840 for ((i) = 0; \
841 ((i) < link->num_codecs) && \
842 ((codec) = snd_soc_link_to_codec(link, i)); \
843 (i)++)
844
845#define for_each_link_platforms(link, i, platform) \
846 for ((i) = 0; \
847 ((i) < link->num_platforms) && \
848 ((platform) = snd_soc_link_to_platform(link, i)); \
849 (i)++)
850
851#define for_each_link_cpus(link, i, cpu) \
852 for ((i) = 0; \
853 ((i) < link->num_cpus) && \
854 ((cpu) = snd_soc_link_to_cpu(link, i)); \
855 (i)++)
856
857#define for_each_link_ch_maps(link, i, ch_map) \
858 for ((i) = 0; \
859 ((i) < snd_soc_link_num_ch_map(link) && \
860 ((ch_map) = link->ch_maps + i)); \
861 (i)++)
862
863/*
864 * Sample 1 : Single CPU/Codec/Platform
865 *
866 * SND_SOC_DAILINK_DEFS(test,
867 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai")),
868 * DAILINK_COMP_ARRAY(COMP_CODEC("codec", "codec_dai")),
869 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform")));
870 *
871 * struct snd_soc_dai_link link = {
872 * ...
873 * SND_SOC_DAILINK_REG(test),
874 * };
875 *
876 * Sample 2 : Multi CPU/Codec, no Platform
877 *
878 * SND_SOC_DAILINK_DEFS(test,
879 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"),
880 * COMP_CPU("cpu_dai2")),
881 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"),
882 * COMP_CODEC("codec2", "codec_dai2")));
883 *
884 * struct snd_soc_dai_link link = {
885 * ...
886 * SND_SOC_DAILINK_REG(test),
887 * };
888 *
889 * Sample 3 : Define each CPU/Codec/Platform manually
890 *
891 * SND_SOC_DAILINK_DEF(test_cpu,
892 * DAILINK_COMP_ARRAY(COMP_CPU("cpu_dai1"),
893 * COMP_CPU("cpu_dai2")));
894 * SND_SOC_DAILINK_DEF(test_codec,
895 * DAILINK_COMP_ARRAY(COMP_CODEC("codec1", "codec_dai1"),
896 * COMP_CODEC("codec2", "codec_dai2")));
897 * SND_SOC_DAILINK_DEF(test_platform,
898 * DAILINK_COMP_ARRAY(COMP_PLATFORM("platform")));
899 *
900 * struct snd_soc_dai_link link = {
901 * ...
902 * SND_SOC_DAILINK_REG(test_cpu,
903 * test_codec,
904 * test_platform),
905 * };
906 *
907 * Sample 4 : Sample3 without platform
908 *
909 * struct snd_soc_dai_link link = {
910 * ...
911 * SND_SOC_DAILINK_REG(test_cpu,
912 * test_codec);
913 * };
914 */
915
916#define SND_SOC_DAILINK_REG1(name) SND_SOC_DAILINK_REG3(name##_cpus, name##_codecs, name##_platforms)
917#define SND_SOC_DAILINK_REG2(cpu, codec) SND_SOC_DAILINK_REG3(cpu, codec, null_dailink_component)
918#define SND_SOC_DAILINK_REG3(cpu, codec, platform) \
919 .cpus = cpu, \
920 .num_cpus = ARRAY_SIZE(cpu), \
921 .codecs = codec, \
922 .num_codecs = ARRAY_SIZE(codec), \
923 .platforms = platform, \
924 .num_platforms = ARRAY_SIZE(platform)
925
926#define SND_SOC_DAILINK_REG(...) \
927 CONCATENATE(SND_SOC_DAILINK_REG, COUNT_ARGS(__VA_ARGS__))(__VA_ARGS__)
928
929#define SND_SOC_DAILINK_DEF(name, def...) \
930 static struct snd_soc_dai_link_component name[] = { def }
931
932#define SND_SOC_DAILINK_DEFS(name, cpu, codec, platform...) \
933 SND_SOC_DAILINK_DEF(name##_cpus, cpu); \
934 SND_SOC_DAILINK_DEF(name##_codecs, codec); \
935 SND_SOC_DAILINK_DEF(name##_platforms, platform)
936
937#define DAILINK_COMP_ARRAY(param...) param
938#define COMP_EMPTY() { }
939#define COMP_CPU(_dai) { .dai_name = _dai, }
940#define COMP_CODEC(_name, _dai) { .name = _name, .dai_name = _dai, }
941#define COMP_PLATFORM(_name) { .name = _name }
942#define COMP_AUX(_name) { .name = _name }
943#define COMP_CODEC_CONF(_name) { .name = _name }
944#define COMP_DUMMY() /* see snd_soc_fill_dummy_dai() */
945
946extern struct snd_soc_dai_link_component null_dailink_component[0];
947extern struct snd_soc_dai_link_component snd_soc_dummy_dlc;
948int snd_soc_dlc_is_dummy(struct snd_soc_dai_link_component *dlc);
949
950struct snd_soc_codec_conf {
951 /*
952 * specify device either by device name, or by
953 * DT/OF node, but not both.
954 */
955 struct snd_soc_dai_link_component dlc;
956
957 /*
958 * optional map of kcontrol, widget and path name prefixes that are
959 * associated per device
960 */
961 const char *name_prefix;
962};
963
964struct snd_soc_aux_dev {
965 /*
966 * specify multi-codec either by device name, or by
967 * DT/OF node, but not both.
968 */
969 struct snd_soc_dai_link_component dlc;
970
971 /* codec/machine specific init - e.g. add machine controls */
972 int (*init)(struct snd_soc_component *component);
973};
974
975/* SoC card */
976struct snd_soc_card {
977 const char *name;
978 const char *long_name;
979 const char *driver_name;
980 const char *components;
981
982#ifdef CONFIG_PCI
983 /*
984 * PCI does not define 0 as invalid, so pci_subsystem_set indicates
985 * whether a value has been written to these fields.
986 */
987 unsigned short pci_subsystem_vendor;
988 unsigned short pci_subsystem_device;
989 bool pci_subsystem_set;
990#endif /* CONFIG_PCI */
991
992 char *topology_shortname;
993
994 struct device *dev;
995 struct snd_card *snd_card;
996 struct module *owner;
997
998 struct mutex mutex;
999 struct mutex dapm_mutex;
1000
1001 /* Mutex for PCM operations */
1002 struct mutex pcm_mutex;
1003
1004 int (*probe)(struct snd_soc_card *card);
1005 int (*late_probe)(struct snd_soc_card *card);
1006 void (*fixup_controls)(struct snd_soc_card *card);
1007 int (*remove)(struct snd_soc_card *card);
1008
1009 /* the pre and post PM functions are used to do any PM work before and
1010 * after the codec and DAI's do any PM work. */
1011 int (*suspend_pre)(struct snd_soc_card *card);
1012 int (*suspend_post)(struct snd_soc_card *card);
1013 int (*resume_pre)(struct snd_soc_card *card);
1014 int (*resume_post)(struct snd_soc_card *card);
1015
1016 /* callbacks */
1017 int (*set_bias_level)(struct snd_soc_card *,
1018 struct snd_soc_dapm_context *dapm,
1019 enum snd_soc_bias_level level);
1020 int (*set_bias_level_post)(struct snd_soc_card *,
1021 struct snd_soc_dapm_context *dapm,
1022 enum snd_soc_bias_level level);
1023
1024 int (*add_dai_link)(struct snd_soc_card *,
1025 struct snd_soc_dai_link *link);
1026 void (*remove_dai_link)(struct snd_soc_card *,
1027 struct snd_soc_dai_link *link);
1028
1029 /* CPU <--> Codec DAI links */
1030 struct snd_soc_dai_link *dai_link; /* predefined links only */
1031 int num_links; /* predefined links only */
1032
1033 struct list_head rtd_list;
1034 int num_rtd;
1035
1036 /* optional codec specific configuration */
1037 struct snd_soc_codec_conf *codec_conf;
1038 int num_configs;
1039
1040 /*
1041 * optional auxiliary devices such as amplifiers or codecs with DAI
1042 * link unused
1043 */
1044 struct snd_soc_aux_dev *aux_dev;
1045 int num_aux_devs;
1046 struct list_head aux_comp_list;
1047
1048 const struct snd_kcontrol_new *controls;
1049 int num_controls;
1050
1051 /*
1052 * Card-specific routes and widgets.
1053 * Note: of_dapm_xxx for Device Tree; Otherwise for driver build-in.
1054 */
1055 const struct snd_soc_dapm_widget *dapm_widgets;
1056 int num_dapm_widgets;
1057 const struct snd_soc_dapm_route *dapm_routes;
1058 int num_dapm_routes;
1059 const char **ignore_suspend_widgets;
1060 int num_ignore_suspend_widgets;
1061 const struct snd_soc_dapm_widget *of_dapm_widgets;
1062 int num_of_dapm_widgets;
1063 const struct snd_soc_dapm_route *of_dapm_routes;
1064 int num_of_dapm_routes;
1065 const char **of_ignore_suspend_widgets;
1066 int num_of_ignore_suspend_widgets;
1067
1068 /* lists of probed devices belonging to this card */
1069 struct list_head component_dev_list;
1070 struct list_head list;
1071
1072 struct list_head widgets;
1073 struct list_head paths;
1074 struct list_head dapm_list;
1075 struct list_head dapm_dirty;
1076
1077 /* Generic DAPM context for the card */
1078 struct snd_soc_dapm_context *dapm;
1079 struct snd_soc_dapm_stats dapm_stats;
1080
1081#ifdef CONFIG_DEBUG_FS
1082 struct dentry *debugfs_card_root;
1083#endif
1084#ifdef CONFIG_PM_SLEEP
1085 struct work_struct deferred_resume_work;
1086#endif
1087 /* bit field */
1088 unsigned int instantiated:1;
1089 unsigned int fully_routed:1;
1090 unsigned int probed:1;
1091 unsigned int component_chaining:1;
1092 struct device *devres_dev;
1093
1094 void *drvdata;
1095};
1096#define for_each_card_prelinks(card, i, link) \
1097 for ((i) = 0; \
1098 ((i) < (card)->num_links) && ((link) = &(card)->dai_link[i]); \
1099 (i)++)
1100#define for_each_card_pre_auxs(card, i, aux) \
1101 for ((i) = 0; \
1102 ((i) < (card)->num_aux_devs) && ((aux) = &(card)->aux_dev[i]); \
1103 (i)++)
1104
1105#define for_each_card_rtds(card, rtd) \
1106 list_for_each_entry(rtd, &(card)->rtd_list, list)
1107#define for_each_card_rtds_safe(card, rtd, _rtd) \
1108 list_for_each_entry_safe(rtd, _rtd, &(card)->rtd_list, list)
1109
1110#define for_each_card_auxs(card, component) \
1111 list_for_each_entry(component, &card->aux_comp_list, card_aux_list)
1112#define for_each_card_auxs_safe(card, component, _comp) \
1113 list_for_each_entry_safe(component, _comp, \
1114 &card->aux_comp_list, card_aux_list)
1115
1116#define for_each_card_components(card, component) \
1117 list_for_each_entry(component, &(card)->component_dev_list, card_list)
1118
1119#define for_each_card_dapms(card, dapm) \
1120 list_for_each_entry(dapm, &card->dapm_list, list)
1121
1122#define for_each_card_widgets(card, w)\
1123 list_for_each_entry(w, &card->widgets, list)
1124#define for_each_card_widgets_safe(card, w, _w) \
1125 list_for_each_entry_safe(w, _w, &card->widgets, list)
1126
1127
1128static inline int snd_soc_card_is_instantiated(struct snd_soc_card *card)
1129{
1130 return card && card->instantiated;
1131}
1132
1133static inline struct snd_soc_dapm_context *snd_soc_card_to_dapm(struct snd_soc_card *card)
1134{
1135 return card->dapm;
1136}
1137
1138/* SoC machine DAI configuration, glues a codec and cpu DAI together */
1139struct snd_soc_pcm_runtime {
1140 struct device *dev;
1141 struct snd_soc_card *card;
1142 struct snd_soc_dai_link *dai_link;
1143 struct snd_pcm_ops ops;
1144
1145 unsigned int c2c_params_select; /* currently selected c2c_param for dai link */
1146
1147 /* Dynamic PCM BE runtime data */
1148 struct snd_soc_dpcm_runtime dpcm[SNDRV_PCM_STREAM_LAST + 1];
1149 struct snd_soc_dapm_widget *c2c_widget[SNDRV_PCM_STREAM_LAST + 1];
1150
1151 long pmdown_time;
1152
1153 /* runtime devices */
1154 struct snd_pcm *pcm;
1155 struct snd_compr *compr;
1156
1157 /*
1158 * dais = cpu_dai + codec_dai
1159 * see
1160 * soc_new_pcm_runtime()
1161 * snd_soc_rtd_to_cpu()
1162 * snd_soc_rtd_to_codec()
1163 */
1164 struct snd_soc_dai **dais;
1165
1166 struct delayed_work delayed_work;
1167 void (*close_delayed_work_func)(struct snd_soc_pcm_runtime *rtd);
1168#ifdef CONFIG_DEBUG_FS
1169 struct dentry *debugfs_dpcm_root;
1170#endif
1171
1172 unsigned int id; /* 0-based and monotonic increasing */
1173 struct list_head list; /* rtd list of the soc card */
1174
1175 /* function mark */
1176 struct snd_pcm_substream *mark_startup;
1177 struct snd_pcm_substream *mark_hw_params;
1178 struct snd_pcm_substream *mark_trigger;
1179 struct snd_compr_stream *mark_compr_startup;
1180
1181 /* bit field */
1182 unsigned int pop_wait:1;
1183 unsigned int fe_compr:1; /* for Dynamic PCM */
1184 unsigned int initialized:1;
1185
1186 /* CPU/Codec/Platform */
1187 int num_components;
1188 struct snd_soc_component *components[] __counted_by(num_components);
1189};
1190
1191/* see soc_new_pcm_runtime() */
1192#define snd_soc_rtd_to_cpu(rtd, n) (rtd)->dais[n]
1193#define snd_soc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->dai_link->num_cpus]
1194
1195static inline struct snd_soc_pcm_runtime *
1196snd_soc_substream_to_rtd(const struct snd_pcm_substream *substream)
1197{
1198 return snd_pcm_substream_chip(substream);
1199}
1200
1201#define for_each_rtd_components(rtd, i, component) \
1202 for ((i) = 0, component = NULL; \
1203 ((i) < rtd->num_components) && ((component) = rtd->components[i]);\
1204 (i)++)
1205#define for_each_rtd_cpu_dais(rtd, i, dai) \
1206 for ((i) = 0; \
1207 ((i) < rtd->dai_link->num_cpus) && ((dai) = snd_soc_rtd_to_cpu(rtd, i)); \
1208 (i)++)
1209#define for_each_rtd_codec_dais(rtd, i, dai) \
1210 for ((i) = 0; \
1211 ((i) < rtd->dai_link->num_codecs) && ((dai) = snd_soc_rtd_to_codec(rtd, i)); \
1212 (i)++)
1213#define for_each_rtd_dais(rtd, i, dai) \
1214 for ((i) = 0; \
1215 ((i) < (rtd)->dai_link->num_cpus + (rtd)->dai_link->num_codecs) && \
1216 ((dai) = (rtd)->dais[i]); \
1217 (i)++)
1218#define for_each_rtd_dais_reverse(rtd, i, dai) \
1219 for ((i) = (rtd)->dai_link->num_cpus + (rtd)->dai_link->num_codecs - 1; \
1220 (i) >= 0 && ((dai) = (rtd)->dais[i]); \
1221 (i)--)
1222#define for_each_rtd_ch_maps(rtd, i, ch_maps) for_each_link_ch_maps(rtd->dai_link, i, ch_maps)
1223
1224void snd_soc_close_delayed_work(struct snd_soc_pcm_runtime *rtd);
1225
1226/* mixer control */
1227struct soc_mixer_control {
1228 /* Minimum and maximum specified as written to the hardware */
1229 int min, max;
1230 /* Limited maximum value specified as presented through the control */
1231 int platform_max;
1232 int reg, rreg;
1233 unsigned int shift, rshift;
1234 u32 num_channels;
1235 unsigned int sign_bit;
1236 unsigned int invert:1;
1237 unsigned int autodisable:1;
1238#ifdef CONFIG_SND_SOC_TOPOLOGY
1239 struct snd_soc_dobj dobj;
1240#endif
1241};
1242
1243struct soc_bytes {
1244 int base;
1245 int num_regs;
1246 u32 mask;
1247};
1248
1249struct soc_bytes_ext {
1250 int max;
1251#ifdef CONFIG_SND_SOC_TOPOLOGY
1252 struct snd_soc_dobj dobj;
1253#endif
1254 /* used for TLV byte control */
1255 int (*get)(struct snd_kcontrol *kcontrol, unsigned int __user *bytes,
1256 unsigned int size);
1257 int (*put)(struct snd_kcontrol *kcontrol, const unsigned int __user *bytes,
1258 unsigned int size);
1259};
1260
1261/* multi register control */
1262struct soc_mreg_control {
1263 long min, max;
1264 unsigned int regbase, regcount, nbits, invert;
1265};
1266
1267/* enumerated kcontrol */
1268struct soc_enum {
1269 int reg;
1270 unsigned char shift_l;
1271 unsigned char shift_r;
1272 unsigned int items;
1273 unsigned int mask;
1274 const char * const *texts;
1275 const unsigned int *values;
1276 unsigned int autodisable:1;
1277#ifdef CONFIG_SND_SOC_TOPOLOGY
1278 struct snd_soc_dobj dobj;
1279#endif
1280};
1281
1282static inline bool snd_soc_volsw_is_stereo(const struct soc_mixer_control *mc)
1283{
1284 if (mc->reg == mc->rreg && mc->shift == mc->rshift)
1285 return false;
1286 /*
1287 * mc->reg == mc->rreg && mc->shift != mc->rshift, or
1288 * mc->reg != mc->rreg means that the control is
1289 * stereo (bits in one register or in two registers)
1290 */
1291 return true;
1292}
1293
1294static inline unsigned int snd_soc_enum_val_to_item(const struct soc_enum *e,
1295 unsigned int val)
1296{
1297 unsigned int i;
1298
1299 if (!e->values)
1300 return val;
1301
1302 for (i = 0; i < e->items; i++)
1303 if (val == e->values[i])
1304 return i;
1305
1306 return 0;
1307}
1308
1309static inline unsigned int snd_soc_enum_item_to_val(const struct soc_enum *e,
1310 unsigned int item)
1311{
1312 if (!e->values)
1313 return item;
1314
1315 return e->values[item];
1316}
1317
1318int snd_soc_util_init(void);
1319void snd_soc_util_exit(void);
1320
1321int snd_soc_of_parse_card_name(struct snd_soc_card *card,
1322 const char *propname);
1323int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
1324 const char *propname);
1325int snd_soc_of_parse_pin_switches(struct snd_soc_card *card, const char *prop);
1326int snd_soc_of_get_slot_mask(struct device_node *np,
1327 const char *prop_name,
1328 unsigned int *mask);
1329int snd_soc_of_parse_tdm_slot(struct device_node *np,
1330 unsigned int *tx_mask,
1331 unsigned int *rx_mask,
1332 unsigned int *slots,
1333 unsigned int *slot_width);
1334void snd_soc_of_parse_node_prefix(struct device_node *np,
1335 struct snd_soc_codec_conf *codec_conf,
1336 struct device_node *of_node,
1337 const char *propname);
1338
1339int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
1340 const char *propname);
1341int snd_soc_of_parse_aux_devs(struct snd_soc_card *card, const char *propname);
1342int snd_soc_of_parse_ignore_suspend_widgets(struct snd_soc_card *card, const char *propname);
1343
1344unsigned int snd_soc_daifmt_clock_provider_flipped(unsigned int dai_fmt);
1345unsigned int snd_soc_daifmt_clock_provider_from_bitmap(unsigned int bit_frame);
1346
1347unsigned int snd_soc_daifmt_parse_format(struct device_node *np, const char *prefix);
1348unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np,
1349 const char *prefix,
1350 struct device_node **bitclkmaster,
1351 struct device_node **framemaster);
1352#define snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix) \
1353 snd_soc_daifmt_parse_clock_provider_raw(np, prefix, NULL, NULL)
1354#define snd_soc_daifmt_parse_clock_provider_as_phandle \
1355 snd_soc_daifmt_parse_clock_provider_raw
1356#define snd_soc_daifmt_parse_clock_provider_as_flag(np, prefix) \
1357 snd_soc_daifmt_clock_provider_from_bitmap( \
1358 snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix))
1359
1360int snd_soc_get_stream_cpu(const struct snd_soc_dai_link *dai_link, int stream);
1361int snd_soc_get_dlc(const struct of_phandle_args *args,
1362 struct snd_soc_dai_link_component *dlc);
1363int snd_soc_of_get_dlc(struct device_node *of_node,
1364 struct of_phandle_args *args,
1365 struct snd_soc_dai_link_component *dlc,
1366 int index);
1367int snd_soc_get_dai_id(struct device_node *ep);
1368int snd_soc_get_dai_name(const struct of_phandle_args *args,
1369 const char **dai_name);
1370int snd_soc_of_get_dai_name(struct device_node *of_node,
1371 const char **dai_name, int index);
1372int snd_soc_of_get_dai_link_codecs(struct device *dev,
1373 struct device_node *of_node,
1374 struct snd_soc_dai_link *dai_link);
1375void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link);
1376int snd_soc_of_get_dai_link_cpus(struct device *dev,
1377 struct device_node *of_node,
1378 struct snd_soc_dai_link *dai_link);
1379void snd_soc_of_put_dai_link_cpus(struct snd_soc_dai_link *dai_link);
1380
1381int snd_soc_add_pcm_runtimes(struct snd_soc_card *card,
1382 struct snd_soc_dai_link *dai_link,
1383 int num_dai_link);
1384void snd_soc_remove_pcm_runtime(struct snd_soc_card *card,
1385 struct snd_soc_pcm_runtime *rtd);
1386
1387void snd_soc_dlc_use_cpu_as_platform(struct snd_soc_dai_link_component *platforms,
1388 struct snd_soc_dai_link_component *cpus);
1389struct of_phandle_args *snd_soc_copy_dai_args(struct device *dev,
1390 const struct of_phandle_args *args);
1391struct snd_soc_dai *snd_soc_get_dai_via_args(const struct of_phandle_args *dai_args);
1392struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component,
1393 struct snd_soc_dai_driver *dai_drv,
1394 bool legacy_dai_naming);
1395void snd_soc_unregister_dai(struct snd_soc_dai *dai);
1396
1397struct snd_soc_dai *snd_soc_find_dai(
1398 const struct snd_soc_dai_link_component *dlc);
1399struct snd_soc_dai *snd_soc_find_dai_with_mutex(
1400 const struct snd_soc_dai_link_component *dlc);
1401
1402void soc_pcm_set_dai_params(struct snd_soc_dai *dai,
1403 struct snd_pcm_hw_params *params);
1404
1405#include <sound/soc-dai.h>
1406
1407static inline
1408int snd_soc_fixup_dai_links_platform_name(struct snd_soc_card *card,
1409 const char *platform_name)
1410{
1411 struct snd_soc_dai_link *dai_link;
1412 const char *name;
1413 int i;
1414
1415 if (!platform_name) /* nothing to do */
1416 return 0;
1417
1418 /* set platform name for each dailink */
1419 for_each_card_prelinks(card, i, dai_link) {
1420 /* only single platform is supported for now */
1421 if (dai_link->num_platforms != 1)
1422 return -EINVAL;
1423
1424 if (!dai_link->platforms)
1425 return -EINVAL;
1426
1427 name = devm_kstrdup(card->dev, platform_name, GFP_KERNEL);
1428 if (!name)
1429 return -ENOMEM;
1430
1431 /* only single platform is supported for now */
1432 dai_link->platforms->name = name;
1433 }
1434
1435 return 0;
1436}
1437
1438#ifdef CONFIG_DEBUG_FS
1439extern struct dentry *snd_soc_debugfs_root;
1440#endif
1441
1442extern const struct dev_pm_ops snd_soc_pm_ops;
1443
1444/*
1445 * DAPM helper functions
1446 */
1447enum snd_soc_dapm_subclass {
1448 SND_SOC_DAPM_CLASS_ROOT = 0,
1449 SND_SOC_DAPM_CLASS_RUNTIME = 1,
1450};
1451
1452static inline void _snd_soc_dapm_mutex_lock_root_c(struct snd_soc_card *card)
1453{
1454 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_ROOT);
1455}
1456
1457static inline void _snd_soc_dapm_mutex_lock_c(struct snd_soc_card *card)
1458{
1459 mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
1460}
1461
1462static inline void _snd_soc_dapm_mutex_unlock_c(struct snd_soc_card *card)
1463{
1464 mutex_unlock(&card->dapm_mutex);
1465}
1466
1467static inline void _snd_soc_dapm_mutex_assert_held_c(struct snd_soc_card *card)
1468{
1469 lockdep_assert_held(&card->dapm_mutex);
1470}
1471
1472static inline void _snd_soc_dapm_mutex_lock_root_d(struct snd_soc_dapm_context *dapm)
1473{
1474 _snd_soc_dapm_mutex_lock_root_c(snd_soc_dapm_to_card(dapm));
1475}
1476
1477static inline void _snd_soc_dapm_mutex_lock_d(struct snd_soc_dapm_context *dapm)
1478{
1479 _snd_soc_dapm_mutex_lock_c(snd_soc_dapm_to_card(dapm));
1480}
1481
1482static inline void _snd_soc_dapm_mutex_unlock_d(struct snd_soc_dapm_context *dapm)
1483{
1484 _snd_soc_dapm_mutex_unlock_c(snd_soc_dapm_to_card(dapm));
1485}
1486
1487static inline void _snd_soc_dapm_mutex_assert_held_d(struct snd_soc_dapm_context *dapm)
1488{
1489 _snd_soc_dapm_mutex_assert_held_c(snd_soc_dapm_to_card(dapm));
1490}
1491
1492#define snd_soc_dapm_mutex_lock_root(x) _Generic((x), \
1493 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_root_c, \
1494 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_root_d)(x)
1495#define snd_soc_dapm_mutex_lock(x) _Generic((x), \
1496 struct snd_soc_card * : _snd_soc_dapm_mutex_lock_c, \
1497 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_lock_d)(x)
1498#define snd_soc_dapm_mutex_unlock(x) _Generic((x), \
1499 struct snd_soc_card * : _snd_soc_dapm_mutex_unlock_c, \
1500 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_unlock_d)(x)
1501#define snd_soc_dapm_mutex_assert_held(x) _Generic((x), \
1502 struct snd_soc_card * : _snd_soc_dapm_mutex_assert_held_c, \
1503 struct snd_soc_dapm_context * : _snd_soc_dapm_mutex_assert_held_d)(x)
1504
1505/*
1506 * PCM helper functions
1507 */
1508static inline void _snd_soc_dpcm_mutex_lock_c(struct snd_soc_card *card)
1509{
1510 mutex_lock(&card->pcm_mutex);
1511}
1512
1513static inline void _snd_soc_dpcm_mutex_unlock_c(struct snd_soc_card *card)
1514{
1515 mutex_unlock(&card->pcm_mutex);
1516}
1517
1518static inline void _snd_soc_dpcm_mutex_assert_held_c(struct snd_soc_card *card)
1519{
1520 lockdep_assert_held(&card->pcm_mutex);
1521}
1522
1523static inline void _snd_soc_dpcm_mutex_lock_r(struct snd_soc_pcm_runtime *rtd)
1524{
1525 _snd_soc_dpcm_mutex_lock_c(rtd->card);
1526}
1527
1528static inline void _snd_soc_dpcm_mutex_unlock_r(struct snd_soc_pcm_runtime *rtd)
1529{
1530 _snd_soc_dpcm_mutex_unlock_c(rtd->card);
1531}
1532
1533static inline void _snd_soc_dpcm_mutex_assert_held_r(struct snd_soc_pcm_runtime *rtd)
1534{
1535 _snd_soc_dpcm_mutex_assert_held_c(rtd->card);
1536}
1537
1538#define snd_soc_dpcm_mutex_lock(x) _Generic((x), \
1539 struct snd_soc_card * : _snd_soc_dpcm_mutex_lock_c, \
1540 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_lock_r)(x)
1541
1542#define snd_soc_dpcm_mutex_unlock(x) _Generic((x), \
1543 struct snd_soc_card * : _snd_soc_dpcm_mutex_unlock_c, \
1544 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_unlock_r)(x)
1545
1546#define snd_soc_dpcm_mutex_assert_held(x) _Generic((x), \
1547 struct snd_soc_card * : _snd_soc_dpcm_mutex_assert_held_c, \
1548 struct snd_soc_pcm_runtime * : _snd_soc_dpcm_mutex_assert_held_r)(x)
1549
1550#include <sound/soc-component.h>
1551#include <sound/soc-card.h>
1552#include <sound/soc-jack.h>
1553
1554#endif