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Richard Purdie808db4a2006-10-06 18:20:14 +02001/*
2 * linux/sound/soc.h -- ALSA SoC Layer
3 *
4 * Author: Liam Girdwood
5 * Created: Aug 11th 2005
6 * Copyright: Wolfson Microelectronics. PLC.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13#ifndef __LINUX_SND_SOC_H
14#define __LINUX_SND_SOC_H
15
16#include <linux/platform_device.h>
17#include <linux/types.h>
Mark Brownd5021ec2010-03-22 12:06:30 +000018#include <linux/notifier.h>
Andrew Morton4484bb22006-12-15 09:30:07 +010019#include <linux/workqueue.h>
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -060020#include <linux/interrupt.h>
21#include <linux/kernel.h>
Mark Brownbe3ea3b2011-06-13 19:35:29 +010022#include <linux/regmap.h>
Richard Purdie808db4a2006-10-06 18:20:14 +020023#include <sound/core.h>
24#include <sound/pcm.h>
25#include <sound/control.h>
26#include <sound/ac97_codec.h>
27
Richard Purdie808db4a2006-10-06 18:20:14 +020028/*
29 * Convenience kcontrol builders
30 */
Jon Smirl4eaa9812008-07-29 11:42:26 +010031#define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) \
32 ((unsigned long)&(struct soc_mixer_control) \
Mark Brown762b8df2008-10-30 12:37:08 +000033 {.reg = xreg, .shift = xshift, .rshift = xshift, .max = xmax, \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +030034 .platform_max = xmax, .invert = xinvert})
Jon Smirl4eaa9812008-07-29 11:42:26 +010035#define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \
36 ((unsigned long)&(struct soc_mixer_control) \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +030037 {.reg = xreg, .max = xmax, .platform_max = xmax, .invert = xinvert})
Philipp Zabela7a4ac82008-01-10 14:37:42 +010038#define SOC_SINGLE(xname, reg, shift, max, invert) \
Richard Purdie808db4a2006-10-06 18:20:14 +020039{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
40 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
41 .put = snd_soc_put_volsw, \
Philipp Zabela7a4ac82008-01-10 14:37:42 +010042 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
43#define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \
44{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
45 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
46 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
47 .tlv.p = (tlv_array), \
48 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
49 .put = snd_soc_put_volsw, \
50 .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
Jon Smirl4eaa9812008-07-29 11:42:26 +010051#define SOC_DOUBLE(xname, xreg, shift_left, shift_right, xmax, xinvert) \
Richard Purdie808db4a2006-10-06 18:20:14 +020052{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
53 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
54 .put = snd_soc_put_volsw, \
Jon Smirl4eaa9812008-07-29 11:42:26 +010055 .private_value = (unsigned long)&(struct soc_mixer_control) \
56 {.reg = xreg, .shift = shift_left, .rshift = shift_right, \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +030057 .max = xmax, .platform_max = xmax, .invert = xinvert} }
Jon Smirl4eaa9812008-07-29 11:42:26 +010058#define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \
Richard Purdie808db4a2006-10-06 18:20:14 +020059{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
60 .info = snd_soc_info_volsw_2r, \
61 .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \
Jon Smirl4eaa9812008-07-29 11:42:26 +010062 .private_value = (unsigned long)&(struct soc_mixer_control) \
63 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +030064 .max = xmax, .platform_max = xmax, .invert = xinvert} }
Jon Smirl4eaa9812008-07-29 11:42:26 +010065#define SOC_DOUBLE_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert, tlv_array) \
Philipp Zabela7a4ac82008-01-10 14:37:42 +010066{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
67 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
68 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
69 .tlv.p = (tlv_array), \
70 .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
71 .put = snd_soc_put_volsw, \
Jon Smirl4eaa9812008-07-29 11:42:26 +010072 .private_value = (unsigned long)&(struct soc_mixer_control) \
73 {.reg = xreg, .shift = shift_left, .rshift = shift_right,\
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +030074 .max = xmax, .platform_max = xmax, .invert = xinvert} }
Jon Smirl4eaa9812008-07-29 11:42:26 +010075#define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \
Philipp Zabela7a4ac82008-01-10 14:37:42 +010076{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
77 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
78 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
79 .tlv.p = (tlv_array), \
80 .info = snd_soc_info_volsw_2r, \
81 .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \
Jon Smirl4eaa9812008-07-29 11:42:26 +010082 .private_value = (unsigned long)&(struct soc_mixer_control) \
83 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +030084 .max = xmax, .platform_max = xmax, .invert = xinvert} }
Jon Smirl4eaa9812008-07-29 11:42:26 +010085#define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
Mark Browne13ac2e2008-05-28 17:58:05 +010086{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
87 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
88 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
89 .tlv.p = (tlv_array), \
90 .info = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \
91 .put = snd_soc_put_volsw_s8, \
Jon Smirl4eaa9812008-07-29 11:42:26 +010092 .private_value = (unsigned long)&(struct soc_mixer_control) \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +030093 {.reg = xreg, .min = xmin, .max = xmax, \
94 .platform_max = xmax} }
Jon Smirlf8ba0b72008-07-29 11:42:27 +010095#define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \
Richard Purdie808db4a2006-10-06 18:20:14 +020096{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
Jon Smirlf8ba0b72008-07-29 11:42:27 +010097 .max = xmax, .texts = xtexts }
98#define SOC_ENUM_SINGLE(xreg, xshift, xmax, xtexts) \
99 SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmax, xtexts)
100#define SOC_ENUM_SINGLE_EXT(xmax, xtexts) \
101{ .max = xmax, .texts = xtexts }
Peter Ujfalusi2e72f8e2009-01-05 09:54:57 +0200102#define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xmax, xtexts, xvalues) \
103{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
104 .mask = xmask, .max = xmax, .texts = xtexts, .values = xvalues}
105#define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xmax, xtexts, xvalues) \
106 SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xmax, xtexts, xvalues)
Richard Purdie808db4a2006-10-06 18:20:14 +0200107#define SOC_ENUM(xname, xenum) \
108{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
109 .info = snd_soc_info_enum_double, \
110 .get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \
111 .private_value = (unsigned long)&xenum }
Peter Ujfalusi2e72f8e2009-01-05 09:54:57 +0200112#define SOC_VALUE_ENUM(xname, xenum) \
113{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
Peter Ujfalusi74155552009-01-08 13:34:29 +0200114 .info = snd_soc_info_enum_double, \
Peter Ujfalusi2e72f8e2009-01-05 09:54:57 +0200115 .get = snd_soc_get_value_enum_double, \
116 .put = snd_soc_put_value_enum_double, \
117 .private_value = (unsigned long)&xenum }
Jon Smirlf8ba0b72008-07-29 11:42:27 +0100118#define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\
Richard Purdie808db4a2006-10-06 18:20:14 +0200119 xhandler_get, xhandler_put) \
120{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
Graeme Gregory1c433fb2007-02-02 17:13:05 +0100121 .info = snd_soc_info_volsw, \
Richard Purdie808db4a2006-10-06 18:20:14 +0200122 .get = xhandler_get, .put = xhandler_put, \
Jon Smirlf8ba0b72008-07-29 11:42:27 +0100123 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) }
Daniel Mack7629ad22009-04-24 16:37:44 +0200124#define SOC_DOUBLE_EXT(xname, xreg, shift_left, shift_right, xmax, xinvert,\
125 xhandler_get, xhandler_put) \
126{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
127 .info = snd_soc_info_volsw, \
128 .get = xhandler_get, .put = xhandler_put, \
129 .private_value = (unsigned long)&(struct soc_mixer_control) \
130 {.reg = xreg, .shift = shift_left, .rshift = shift_right, \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +0300131 .max = xmax, .platform_max = xmax, .invert = xinvert} }
Jon Smirlf8ba0b72008-07-29 11:42:27 +0100132#define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\
Mike Montour10144c02008-06-11 13:47:13 +0100133 xhandler_get, xhandler_put, tlv_array) \
134{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
135 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
136 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
137 .tlv.p = (tlv_array), \
138 .info = snd_soc_info_volsw, \
139 .get = xhandler_get, .put = xhandler_put, \
Jon Smirlf8ba0b72008-07-29 11:42:27 +0100140 .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) }
Joonyoung Shimd0af93d2009-07-15 20:33:47 +0900141#define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\
142 xhandler_get, xhandler_put, tlv_array) \
143{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
144 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
145 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
146 .tlv.p = (tlv_array), \
147 .info = snd_soc_info_volsw, \
148 .get = xhandler_get, .put = xhandler_put, \
149 .private_value = (unsigned long)&(struct soc_mixer_control) \
150 {.reg = xreg, .shift = shift_left, .rshift = shift_right, \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +0300151 .max = xmax, .platform_max = xmax, .invert = xinvert} }
Joonyoung Shim3ce91d52009-07-15 20:33:50 +0900152#define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\
153 xhandler_get, xhandler_put, tlv_array) \
154{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
155 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
156 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
157 .tlv.p = (tlv_array), \
158 .info = snd_soc_info_volsw_2r, \
159 .get = xhandler_get, .put = xhandler_put, \
160 .private_value = (unsigned long)&(struct soc_mixer_control) \
161 {.reg = reg_left, .rreg = reg_right, .shift = xshift, \
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +0300162 .max = xmax, .platform_max = xmax, .invert = xinvert} }
Richard Purdie808db4a2006-10-06 18:20:14 +0200163#define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \
164{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
165 .info = snd_soc_info_bool_ext, \
166 .get = xhandler_get, .put = xhandler_put, \
167 .private_value = xdata }
168#define SOC_ENUM_EXT(xname, xenum, xhandler_get, xhandler_put) \
169{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
170 .info = snd_soc_info_enum_ext, \
171 .get = xhandler_get, .put = xhandler_put, \
172 .private_value = (unsigned long)&xenum }
173
apatard@mandriva.comb6f4bb32010-05-15 17:30:01 +0200174#define SOC_DOUBLE_R_SX_TLV(xname, xreg_left, xreg_right, xshift,\
175 xmin, xmax, tlv_array) \
176{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
177 .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
178 SNDRV_CTL_ELEM_ACCESS_READWRITE, \
179 .tlv.p = (tlv_array), \
180 .info = snd_soc_info_volsw_2r_sx, \
181 .get = snd_soc_get_volsw_2r_sx, \
182 .put = snd_soc_put_volsw_2r_sx, \
183 .private_value = (unsigned long)&(struct soc_mixer_control) \
184 {.reg = xreg_left, \
185 .rreg = xreg_right, .shift = xshift, \
186 .min = xmin, .max = xmax} }
187
188
Richard Purdie808db4a2006-10-06 18:20:14 +0200189/*
Guennadi Liakhovetski6c2fb6a2010-01-21 22:04:03 +0100190 * Simplified versions of above macros, declaring a struct and calculating
191 * ARRAY_SIZE internally
192 */
193#define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \
194 struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \
195 ARRAY_SIZE(xtexts), xtexts)
196#define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \
197 SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts)
198#define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \
199 struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts)
200#define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \
201 struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \
202 ARRAY_SIZE(xtexts), xtexts, xvalues)
203#define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
204 SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues)
205
206/*
Liam Girdwood0168bf02011-06-07 16:08:05 +0100207 * Component probe and remove ordering levels for components with runtime
208 * dependencies.
209 */
210#define SND_SOC_COMP_ORDER_FIRST -2
211#define SND_SOC_COMP_ORDER_EARLY -1
212#define SND_SOC_COMP_ORDER_NORMAL 0
213#define SND_SOC_COMP_ORDER_LATE 1
214#define SND_SOC_COMP_ORDER_LAST 2
215
216/*
Mark Brown0be98982008-05-19 12:31:28 +0200217 * Bias levels
218 *
219 * @ON: Bias is fully on for audio playback and capture operations.
220 * @PREPARE: Prepare for audio operations. Called before DAPM switching for
221 * stream start and stop operations.
222 * @STANDBY: Low power standby state when no playback/capture operations are
223 * in progress. NOTE: The transition time between STANDBY and ON
224 * should be as fast as possible and no longer than 10ms.
225 * @OFF: Power Off. No restrictions on transition times.
226 */
227enum snd_soc_bias_level {
Mark Brown56fba412011-06-04 11:25:10 +0100228 SND_SOC_BIAS_OFF = 0,
229 SND_SOC_BIAS_STANDBY = 1,
230 SND_SOC_BIAS_PREPARE = 2,
231 SND_SOC_BIAS_ON = 3,
Mark Brown0be98982008-05-19 12:31:28 +0200232};
233
Mark Brown8a2cd612009-01-07 17:31:10 +0000234struct snd_jack;
235struct snd_soc_card;
Richard Purdie808db4a2006-10-06 18:20:14 +0200236struct snd_soc_pcm_stream;
237struct snd_soc_ops;
Richard Purdie808db4a2006-10-06 18:20:14 +0200238struct snd_soc_pcm_runtime;
Liam Girdwood3c4b2662008-07-07 16:07:17 +0100239struct snd_soc_dai;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000240struct snd_soc_dai_driver;
Mark Brown12a48a8c2008-12-03 19:40:30 +0000241struct snd_soc_platform;
jassi brard273ebe2010-02-22 15:58:04 +0900242struct snd_soc_dai_link;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000243struct snd_soc_platform_driver;
Richard Purdie808db4a2006-10-06 18:20:14 +0200244struct snd_soc_codec;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000245struct snd_soc_codec_driver;
Richard Purdie808db4a2006-10-06 18:20:14 +0200246struct soc_enum;
Mark Brown8a2cd612009-01-07 17:31:10 +0000247struct snd_soc_jack;
Vinod Koulfa9879e2011-02-09 14:44:17 +0530248struct snd_soc_jack_zone;
Mark Brown8a2cd612009-01-07 17:31:10 +0000249struct snd_soc_jack_pin;
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000250struct snd_soc_cache_ops;
Liam Girdwoodce6120c2010-11-05 15:53:46 +0200251#include <sound/soc-dapm.h>
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000252
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -0600253#ifdef CONFIG_GPIOLIB
254struct snd_soc_jack_gpio;
255#endif
Richard Purdie808db4a2006-10-06 18:20:14 +0200256
257typedef int (*hw_write_t)(void *,const char* ,int);
Richard Purdie808db4a2006-10-06 18:20:14 +0200258
259extern struct snd_ac97_bus_ops soc_ac97_ops;
260
Mark Brown7084a422009-07-10 22:24:27 +0100261enum snd_soc_control_type {
Mark Browne9c03902011-06-13 19:05:58 +0100262 SND_SOC_I2C = 1,
Mark Brown7084a422009-07-10 22:24:27 +0100263 SND_SOC_SPI,
Mark Brown0671da12011-07-24 12:23:37 +0100264 SND_SOC_REGMAP,
Mark Brown7084a422009-07-10 22:24:27 +0100265};
266
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000267enum snd_soc_compress_type {
Dimitris Papastamos119bd782010-12-02 14:53:02 +0000268 SND_SOC_FLAT_COMPRESSION = 1,
Dimitris Papastamosa7f387d2010-11-11 10:04:59 +0000269 SND_SOC_LZO_COMPRESSION,
270 SND_SOC_RBTREE_COMPRESSION
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000271};
272
Liam Girdwoodb8c0dab2011-06-09 17:04:39 +0100273enum snd_soc_pcm_subclass {
274 SND_SOC_PCM_CLASS_PCM = 0,
275 SND_SOC_PCM_CLASS_BE = 1,
276};
277
Mark Brownec4ee522011-03-07 20:58:11 +0000278int snd_soc_codec_set_sysclk(struct snd_soc_codec *codec, int clk_id,
Mark Brownda1c6ea2011-08-24 20:09:01 +0100279 int source, unsigned int freq, int dir);
Mark Brownec4ee522011-03-07 20:58:11 +0000280int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source,
281 unsigned int freq_in, unsigned int freq_out);
282
Vinod Koul70a7ca32011-01-14 19:22:48 +0530283int snd_soc_register_card(struct snd_soc_card *card);
284int snd_soc_unregister_card(struct snd_soc_card *card);
Mark Brown6f8ab4a2011-01-26 14:59:27 +0000285int snd_soc_suspend(struct device *dev);
286int snd_soc_resume(struct device *dev);
287int snd_soc_poweroff(struct device *dev);
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000288int snd_soc_register_platform(struct device *dev,
289 struct snd_soc_platform_driver *platform_drv);
290void snd_soc_unregister_platform(struct device *dev);
291int snd_soc_register_codec(struct device *dev,
Mark Brown001ae4c2010-12-02 16:21:08 +0000292 const struct snd_soc_codec_driver *codec_drv,
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000293 struct snd_soc_dai_driver *dai_drv, int num_dai);
294void snd_soc_unregister_codec(struct device *dev);
Mark Brown181e0552011-01-24 14:05:25 +0000295int snd_soc_codec_volatile_register(struct snd_soc_codec *codec,
296 unsigned int reg);
Dimitris Papastamos239c9702011-03-24 13:45:18 +0000297int snd_soc_codec_readable_register(struct snd_soc_codec *codec,
298 unsigned int reg);
299int snd_soc_codec_writable_register(struct snd_soc_codec *codec,
300 unsigned int reg);
Mark Brown17a52fd2009-07-05 17:24:50 +0100301int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec,
Mark Brown7084a422009-07-10 22:24:27 +0100302 int addr_bits, int data_bits,
303 enum snd_soc_control_type control);
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000304int snd_soc_cache_sync(struct snd_soc_codec *codec);
305int snd_soc_cache_init(struct snd_soc_codec *codec);
306int snd_soc_cache_exit(struct snd_soc_codec *codec);
307int snd_soc_cache_write(struct snd_soc_codec *codec,
308 unsigned int reg, unsigned int value);
309int snd_soc_cache_read(struct snd_soc_codec *codec,
310 unsigned int reg, unsigned int *value);
Dimitris Papastamos066d16c2011-01-13 12:20:36 +0000311int snd_soc_default_volatile_register(struct snd_soc_codec *codec,
312 unsigned int reg);
313int snd_soc_default_readable_register(struct snd_soc_codec *codec,
314 unsigned int reg);
Dimitris Papastamos80204542011-03-24 13:45:17 +0000315int snd_soc_default_writable_register(struct snd_soc_codec *codec,
316 unsigned int reg);
Liam Girdwoodf1442bc2011-07-04 11:10:15 +0100317int snd_soc_platform_read(struct snd_soc_platform *platform,
318 unsigned int reg);
319int snd_soc_platform_write(struct snd_soc_platform *platform,
320 unsigned int reg, unsigned int val);
Mark Brown12a48a8c2008-12-03 19:40:30 +0000321
Mark Brown7aae8162009-11-10 16:08:04 +0000322/* Utility functions to get clock rates from various things */
323int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots);
324int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params);
Mark Brownc0fa59d2009-11-19 11:36:10 +0000325int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots);
Mark Brown7aae8162009-11-10 16:08:04 +0000326int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms);
327
Richard Purdie808db4a2006-10-06 18:20:14 +0200328/* set runtime hw params */
329int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream,
330 const struct snd_pcm_hardware *hw);
Richard Purdie808db4a2006-10-06 18:20:14 +0200331
Mark Brown8a2cd612009-01-07 17:31:10 +0000332/* Jack reporting */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000333int snd_soc_jack_new(struct snd_soc_codec *codec, const char *id, int type,
Mark Brown8a2cd612009-01-07 17:31:10 +0000334 struct snd_soc_jack *jack);
335void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask);
336int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count,
337 struct snd_soc_jack_pin *pins);
Mark Brownd5021ec2010-03-22 12:06:30 +0000338void snd_soc_jack_notifier_register(struct snd_soc_jack *jack,
339 struct notifier_block *nb);
340void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack,
341 struct notifier_block *nb);
Vinod Koulfa9879e2011-02-09 14:44:17 +0530342int snd_soc_jack_add_zones(struct snd_soc_jack *jack, int count,
343 struct snd_soc_jack_zone *zones);
344int snd_soc_jack_get_type(struct snd_soc_jack *jack, int micbias_voltage);
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -0600345#ifdef CONFIG_GPIOLIB
346int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count,
347 struct snd_soc_jack_gpio *gpios);
348void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count,
349 struct snd_soc_jack_gpio *gpios);
350#endif
Mark Brown8a2cd612009-01-07 17:31:10 +0000351
Richard Purdie808db4a2006-10-06 18:20:14 +0200352/* codec register bit access */
353int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg,
Daniel Ribeiro46f58222009-06-07 02:49:11 -0300354 unsigned int mask, unsigned int value);
Mark Browndd1b3d52009-12-04 14:22:03 +0000355int snd_soc_update_bits_locked(struct snd_soc_codec *codec,
356 unsigned short reg, unsigned int mask,
357 unsigned int value);
Richard Purdie808db4a2006-10-06 18:20:14 +0200358int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg,
Daniel Ribeiro46f58222009-06-07 02:49:11 -0300359 unsigned int mask, unsigned int value);
Richard Purdie808db4a2006-10-06 18:20:14 +0200360
361int snd_soc_new_ac97_codec(struct snd_soc_codec *codec,
362 struct snd_ac97_bus_ops *ops, int num);
363void snd_soc_free_ac97_codec(struct snd_soc_codec *codec);
364
365/*
366 *Controls
367 */
368struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
Mark Brownefb7ac32011-03-08 17:23:24 +0000369 void *data, char *long_name,
370 const char *prefix);
Ian Molton3e8e1952009-01-09 00:23:21 +0000371int snd_soc_add_controls(struct snd_soc_codec *codec,
372 const struct snd_kcontrol_new *controls, int num_controls);
Liam Girdwooda491a5c2011-07-04 22:10:51 +0100373int snd_soc_add_platform_controls(struct snd_soc_platform *platform,
374 const struct snd_kcontrol_new *controls, int num_controls);
Richard Purdie808db4a2006-10-06 18:20:14 +0200375int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol,
376 struct snd_ctl_elem_info *uinfo);
377int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol,
378 struct snd_ctl_elem_info *uinfo);
379int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol,
380 struct snd_ctl_elem_value *ucontrol);
381int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol,
382 struct snd_ctl_elem_value *ucontrol);
Peter Ujfalusi2e72f8e2009-01-05 09:54:57 +0200383int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol,
384 struct snd_ctl_elem_value *ucontrol);
385int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol,
386 struct snd_ctl_elem_value *ucontrol);
Richard Purdie808db4a2006-10-06 18:20:14 +0200387int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
388 struct snd_ctl_elem_info *uinfo);
389int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol,
390 struct snd_ctl_elem_info *uinfo);
Philipp Zabel392abe92008-05-13 14:03:40 +0200391#define snd_soc_info_bool_ext snd_ctl_boolean_mono_info
Richard Purdie808db4a2006-10-06 18:20:14 +0200392int snd_soc_get_volsw(struct snd_kcontrol *kcontrol,
393 struct snd_ctl_elem_value *ucontrol);
394int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
395 struct snd_ctl_elem_value *ucontrol);
396int snd_soc_info_volsw_2r(struct snd_kcontrol *kcontrol,
397 struct snd_ctl_elem_info *uinfo);
398int snd_soc_get_volsw_2r(struct snd_kcontrol *kcontrol,
399 struct snd_ctl_elem_value *ucontrol);
400int snd_soc_put_volsw_2r(struct snd_kcontrol *kcontrol,
401 struct snd_ctl_elem_value *ucontrol);
Mark Browne13ac2e2008-05-28 17:58:05 +0100402int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol,
403 struct snd_ctl_elem_info *uinfo);
404int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol,
405 struct snd_ctl_elem_value *ucontrol);
406int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol,
407 struct snd_ctl_elem_value *ucontrol);
Peter Ujfalusi637d3842010-05-07 14:05:49 +0300408int snd_soc_limit_volume(struct snd_soc_codec *codec,
409 const char *name, int max);
apatard@mandriva.comb6f4bb32010-05-15 17:30:01 +0200410int snd_soc_info_volsw_2r_sx(struct snd_kcontrol *kcontrol,
411 struct snd_ctl_elem_info *uinfo);
412int snd_soc_get_volsw_2r_sx(struct snd_kcontrol *kcontrol,
413 struct snd_ctl_elem_value *ucontrol);
414int snd_soc_put_volsw_2r_sx(struct snd_kcontrol *kcontrol,
415 struct snd_ctl_elem_value *ucontrol);
Richard Purdie808db4a2006-10-06 18:20:14 +0200416
Mark Brown8a2cd612009-01-07 17:31:10 +0000417/**
Dimitris Papastamos066d16c2011-01-13 12:20:36 +0000418 * struct snd_soc_reg_access - Describes whether a given register is
419 * readable, writable or volatile.
420 *
421 * @reg: the register number
422 * @read: whether this register is readable
423 * @write: whether this register is writable
424 * @vol: whether this register is volatile
425 */
426struct snd_soc_reg_access {
427 u16 reg;
428 u16 read;
429 u16 write;
430 u16 vol;
431};
432
433/**
Mark Brown8a2cd612009-01-07 17:31:10 +0000434 * struct snd_soc_jack_pin - Describes a pin to update based on jack detection
435 *
436 * @pin: name of the pin to update
437 * @mask: bits to check for in reported jack status
438 * @invert: if non-zero then pin is enabled when status is not reported
439 */
440struct snd_soc_jack_pin {
441 struct list_head list;
442 const char *pin;
443 int mask;
444 bool invert;
445};
446
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -0600447/**
Vinod Koulfa9879e2011-02-09 14:44:17 +0530448 * struct snd_soc_jack_zone - Describes voltage zones of jack detection
449 *
450 * @min_mv: start voltage in mv
451 * @max_mv: end voltage in mv
452 * @jack_type: type of jack that is expected for this voltage
453 * @debounce_time: debounce_time for jack, codec driver should wait for this
454 * duration before reading the adc for voltages
455 * @:list: list container
456 */
457struct snd_soc_jack_zone {
458 unsigned int min_mv;
459 unsigned int max_mv;
460 unsigned int jack_type;
461 unsigned int debounce_time;
462 struct list_head list;
463};
464
465/**
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -0600466 * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection
467 *
468 * @gpio: gpio number
469 * @name: gpio name
470 * @report: value to report when jack detected
471 * @invert: report presence in low state
472 * @debouce_time: debouce time in ms
Mark Brown7887ab32011-02-17 16:35:55 -0800473 * @wake: enable as wake source
Mark Brownfadddc82011-02-17 16:41:42 -0800474 * @jack_status_check: callback function which overrides the detection
475 * to provide more complex checks (eg, reading an
476 * ADC).
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -0600477 */
478#ifdef CONFIG_GPIOLIB
479struct snd_soc_jack_gpio {
480 unsigned int gpio;
481 const char *name;
482 int report;
483 int invert;
484 int debounce_time;
Mark Brown7887ab32011-02-17 16:35:55 -0800485 bool wake;
486
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -0600487 struct snd_soc_jack *jack;
Mark Brown4c14d782010-10-06 15:54:28 -0700488 struct delayed_work work;
Joonyoung Shimc871a052009-11-12 17:14:04 +0900489
490 int (*jack_status_check)(void);
Lopez Cruz, Misaelec676242009-03-03 15:25:04 -0600491};
492#endif
493
Mark Brown8a2cd612009-01-07 17:31:10 +0000494struct snd_soc_jack {
495 struct snd_jack *jack;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000496 struct snd_soc_codec *codec;
Mark Brown8a2cd612009-01-07 17:31:10 +0000497 struct list_head pins;
498 int status;
Mark Brownd5021ec2010-03-22 12:06:30 +0000499 struct blocking_notifier_head notifier;
Vinod Koulfa9879e2011-02-09 14:44:17 +0530500 struct list_head jack_zones;
Mark Brown8a2cd612009-01-07 17:31:10 +0000501};
502
Richard Purdie808db4a2006-10-06 18:20:14 +0200503/* SoC PCM stream information */
504struct snd_soc_pcm_stream {
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000505 const char *stream_name;
Graeme Gregory1c433fb2007-02-02 17:13:05 +0100506 u64 formats; /* SNDRV_PCM_FMTBIT_* */
507 unsigned int rates; /* SNDRV_PCM_RATE_* */
Richard Purdie808db4a2006-10-06 18:20:14 +0200508 unsigned int rate_min; /* min rate */
509 unsigned int rate_max; /* max rate */
510 unsigned int channels_min; /* min channels */
511 unsigned int channels_max; /* max channels */
Richard Purdie808db4a2006-10-06 18:20:14 +0200512};
513
514/* SoC audio ops */
515struct snd_soc_ops {
516 int (*startup)(struct snd_pcm_substream *);
517 void (*shutdown)(struct snd_pcm_substream *);
518 int (*hw_params)(struct snd_pcm_substream *, struct snd_pcm_hw_params *);
519 int (*hw_free)(struct snd_pcm_substream *);
520 int (*prepare)(struct snd_pcm_substream *);
521 int (*trigger)(struct snd_pcm_substream *, int);
522};
523
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000524/* SoC cache ops */
525struct snd_soc_cache_ops {
Dimitris Papastamos0d735ea2010-12-06 09:51:57 +0000526 const char *name;
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000527 enum snd_soc_compress_type id;
528 int (*init)(struct snd_soc_codec *codec);
529 int (*exit)(struct snd_soc_codec *codec);
530 int (*read)(struct snd_soc_codec *codec, unsigned int reg,
531 unsigned int *value);
532 int (*write)(struct snd_soc_codec *codec, unsigned int reg,
533 unsigned int value);
534 int (*sync)(struct snd_soc_codec *codec);
535};
536
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000537/* SoC Audio Codec device */
Richard Purdie808db4a2006-10-06 18:20:14 +0200538struct snd_soc_codec {
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000539 const char *name;
Jarkko Nikulaead9b912010-11-13 20:40:44 +0200540 const char *name_prefix;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000541 int id;
Mark Brown0d0cf002008-12-10 14:32:45 +0000542 struct device *dev;
Mark Brown001ae4c2010-12-02 16:21:08 +0000543 const struct snd_soc_codec_driver *driver;
Mark Brown0d0cf002008-12-10 14:32:45 +0000544
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000545 struct mutex mutex;
546 struct snd_soc_card *card;
Mark Brown0d0cf002008-12-10 14:32:45 +0000547 struct list_head list;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000548 struct list_head card_list;
549 int num_dai;
Dimitris Papastamos23bbce32010-12-02 14:53:01 +0000550 enum snd_soc_compress_type compress_type;
Dimitris Papastamosaea170a2011-01-12 10:38:58 +0000551 size_t reg_size; /* reg_cache_size * reg_word_size */
Dimitris Papastamos1500b7b2011-01-13 12:20:38 +0000552 int (*volatile_register)(struct snd_soc_codec *, unsigned int);
553 int (*readable_register)(struct snd_soc_codec *, unsigned int);
Dimitris Papastamos80204542011-03-24 13:45:17 +0000554 int (*writable_register)(struct snd_soc_codec *, unsigned int);
Richard Purdie808db4a2006-10-06 18:20:14 +0200555
556 /* runtime */
Richard Purdie808db4a2006-10-06 18:20:14 +0200557 struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */
558 unsigned int active;
Dimitris Papastamosdad8e7a2011-01-19 14:53:36 +0000559 unsigned int cache_bypass:1; /* Suppress access to the cache */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000560 unsigned int suspended:1; /* Codec is in suspend PM state */
561 unsigned int probed:1; /* Codec has been probed */
562 unsigned int ac97_registered:1; /* Codec has been AC97 registered */
Mika Westerberg0562f782010-10-13 11:30:32 +0300563 unsigned int ac97_created:1; /* Codec has been created by SoC */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000564 unsigned int sysfs_registered:1; /* codec has been sysfs registered */
Dimitris Papastamosfdf0f542010-12-02 16:11:06 +0000565 unsigned int cache_init:1; /* codec cache has been initialized */
Mark Brownaaee8ef2011-01-26 20:53:50 +0000566 u32 cache_only; /* Suppress writes to hardware */
567 u32 cache_sync; /* Cache needs to be synced to hardware */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000568
569 /* codec IO */
570 void *control_data; /* codec control (i2c/3wire) data */
Dimitris Papastamos67850a82011-03-22 10:36:57 +0000571 enum snd_soc_control_type control_type;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000572 hw_write_t hw_write;
573 unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int);
Mark Brownc3acec22010-12-02 16:15:29 +0000574 unsigned int (*read)(struct snd_soc_codec *, unsigned int);
575 int (*write)(struct snd_soc_codec *, unsigned int, unsigned int);
Dimitris Papastamos5fb609d2011-03-22 10:37:03 +0000576 int (*bulk_write_raw)(struct snd_soc_codec *, unsigned int, const void *, size_t);
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000577 void *reg_cache;
Dimitris Papastamos3335ddc2010-12-02 16:11:05 +0000578 const void *reg_def_copy;
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000579 const struct snd_soc_cache_ops *cache_ops;
580 struct mutex cache_rw_mutex;
Mark Brownbe3ea3b2011-06-13 19:35:29 +0100581 int val_bytes;
Mark Browna96ca332010-01-19 22:49:43 +0000582
Richard Purdie808db4a2006-10-06 18:20:14 +0200583 /* dapm */
Liam Girdwoodce6120c2010-11-05 15:53:46 +0200584 struct snd_soc_dapm_context dapm;
Richard Purdie808db4a2006-10-06 18:20:14 +0200585
Mark Brown384c89e2008-12-03 17:34:03 +0000586#ifdef CONFIG_DEBUG_FS
Peter Ujfalusi88439ac2009-10-01 10:32:47 +0300587 struct dentry *debugfs_codec_root;
Mark Brown384c89e2008-12-03 17:34:03 +0000588 struct dentry *debugfs_reg;
Mark Brown79fb9382009-08-21 16:38:13 +0100589 struct dentry *debugfs_dapm;
Mark Brown384c89e2008-12-03 17:34:03 +0000590#endif
Richard Purdie808db4a2006-10-06 18:20:14 +0200591};
592
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000593/* codec driver */
594struct snd_soc_codec_driver {
595
596 /* driver ops */
597 int (*probe)(struct snd_soc_codec *);
598 int (*remove)(struct snd_soc_codec *);
599 int (*suspend)(struct snd_soc_codec *,
600 pm_message_t state);
601 int (*resume)(struct snd_soc_codec *);
602
Mark Brownb7af1da2011-04-07 19:18:44 +0900603 /* Default control and setup, added after probe() is run */
604 const struct snd_kcontrol_new *controls;
605 int num_controls;
Mark Brown89b95ac02011-03-07 16:38:44 +0000606 const struct snd_soc_dapm_widget *dapm_widgets;
607 int num_dapm_widgets;
608 const struct snd_soc_dapm_route *dapm_routes;
609 int num_dapm_routes;
610
Mark Brownec4ee522011-03-07 20:58:11 +0000611 /* codec wide operations */
612 int (*set_sysclk)(struct snd_soc_codec *codec,
Mark Brownda1c6ea2011-08-24 20:09:01 +0100613 int clk_id, int source, unsigned int freq, int dir);
Mark Brownec4ee522011-03-07 20:58:11 +0000614 int (*set_pll)(struct snd_soc_codec *codec, int pll_id, int source,
615 unsigned int freq_in, unsigned int freq_out);
616
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000617 /* codec IO */
618 unsigned int (*read)(struct snd_soc_codec *, unsigned int);
619 int (*write)(struct snd_soc_codec *, unsigned int, unsigned int);
620 int (*display_register)(struct snd_soc_codec *, char *,
621 size_t, unsigned int);
Dimitris Papastamosd4754ec2011-01-13 12:20:37 +0000622 int (*volatile_register)(struct snd_soc_codec *, unsigned int);
623 int (*readable_register)(struct snd_soc_codec *, unsigned int);
Dimitris Papastamos80204542011-03-24 13:45:17 +0000624 int (*writable_register)(struct snd_soc_codec *, unsigned int);
Mark Brown4a8923b2011-08-24 19:12:49 +0100625 unsigned int reg_cache_size;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000626 short reg_cache_step;
627 short reg_word_size;
628 const void *reg_cache_default;
Dimitris Papastamos066d16c2011-01-13 12:20:36 +0000629 short reg_access_size;
630 const struct snd_soc_reg_access *reg_access_default;
Dimitris Papastamos7a30a3d2010-11-11 10:04:57 +0000631 enum snd_soc_compress_type compress_type;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000632
633 /* codec bias level */
634 int (*set_bias_level)(struct snd_soc_codec *,
635 enum snd_soc_bias_level level);
Mark Brown33c5f962011-08-22 18:40:30 +0100636 bool idle_bias_off;
Mark Brown474b62d2011-01-18 16:14:44 +0000637
638 void (*seq_notifier)(struct snd_soc_dapm_context *,
Mark Brownf85a9e02011-01-26 21:41:28 +0000639 enum snd_soc_dapm_type, int);
Liam Girdwood0168bf02011-06-07 16:08:05 +0100640
Liam Girdwood64a648c2011-07-25 11:15:15 +0100641 /* codec stream completion event */
642 int (*stream_event)(struct snd_soc_dapm_context *dapm, int event);
643
Liam Girdwood0168bf02011-06-07 16:08:05 +0100644 /* probe ordering - for components with runtime dependencies */
645 int probe_order;
646 int remove_order;
Richard Purdie808db4a2006-10-06 18:20:14 +0200647};
648
649/* SoC platform interface */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000650struct snd_soc_platform_driver {
Richard Purdie808db4a2006-10-06 18:20:14 +0200651
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000652 int (*probe)(struct snd_soc_platform *);
653 int (*remove)(struct snd_soc_platform *);
654 int (*suspend)(struct snd_soc_dai *dai);
655 int (*resume)(struct snd_soc_dai *dai);
Richard Purdie808db4a2006-10-06 18:20:14 +0200656
657 /* pcm creation and destruction */
Liam Girdwood552d1ef2011-06-07 16:08:33 +0100658 int (*pcm_new)(struct snd_soc_pcm_runtime *);
Richard Purdie808db4a2006-10-06 18:20:14 +0200659 void (*pcm_free)(struct snd_pcm *);
660
Liam Girdwoodcb2cf612011-07-04 22:10:53 +0100661 /* Default control and setup, added after probe() is run */
662 const struct snd_kcontrol_new *controls;
663 int num_controls;
664 const struct snd_soc_dapm_widget *dapm_widgets;
665 int num_dapm_widgets;
666 const struct snd_soc_dapm_route *dapm_routes;
667 int num_dapm_routes;
668
Peter Ujfalusi258020d2010-03-03 15:08:07 +0200669 /*
670 * For platform caused delay reporting.
671 * Optional.
672 */
673 snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *,
674 struct snd_soc_dai *);
675
Richard Purdie808db4a2006-10-06 18:20:14 +0200676 /* platform stream ops */
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000677 struct snd_pcm_ops *ops;
Liam Girdwood0168bf02011-06-07 16:08:05 +0100678
Liam Girdwood64a648c2011-07-25 11:15:15 +0100679 /* platform stream completion event */
680 int (*stream_event)(struct snd_soc_dapm_context *dapm, int event);
681
Liam Girdwood0168bf02011-06-07 16:08:05 +0100682 /* probe ordering - for components with runtime dependencies */
683 int probe_order;
684 int remove_order;
Liam Girdwoodf1442bc2011-07-04 11:10:15 +0100685
686 /* platform IO - used for platform DAPM */
687 unsigned int (*read)(struct snd_soc_platform *, unsigned int);
688 int (*write)(struct snd_soc_platform *, unsigned int, unsigned int);
Richard Purdie808db4a2006-10-06 18:20:14 +0200689};
690
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000691struct snd_soc_platform {
692 const char *name;
693 int id;
694 struct device *dev;
695 struct snd_soc_platform_driver *driver;
Richard Purdie808db4a2006-10-06 18:20:14 +0200696
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000697 unsigned int suspended:1; /* platform is suspended */
698 unsigned int probed:1;
Graeme Gregory1c433fb2007-02-02 17:13:05 +0100699
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000700 struct snd_soc_card *card;
701 struct list_head list;
702 struct list_head card_list;
Liam Girdwoodb7950642011-07-04 22:10:52 +0100703
704 struct snd_soc_dapm_context dapm;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000705};
Richard Purdie808db4a2006-10-06 18:20:14 +0200706
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000707struct snd_soc_dai_link {
708 /* config - must be set by machine driver */
709 const char *name; /* Codec name */
710 const char *stream_name; /* Stream name */
711 const char *codec_name; /* for multi-codec */
712 const char *platform_name; /* for multi-platform */
713 const char *cpu_dai_name;
714 const char *codec_dai_name;
Liam Girdwood4ccab3e2008-01-10 14:39:01 +0100715
Mark Brown3efab7d2010-05-09 13:25:43 +0100716 /* Keep DAI active over suspend */
717 unsigned int ignore_suspend:1;
718
Mark Brown06f409d2009-04-07 18:10:13 +0100719 /* Symmetry requirements */
720 unsigned int symmetric_rates:1;
721
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000722 /* codec/machine specific init - e.g. add machine controls */
723 int (*init)(struct snd_soc_pcm_runtime *rtd);
Mark Brown06f409d2009-04-07 18:10:13 +0100724
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000725 /* machine stream operations */
726 struct snd_soc_ops *ops;
Richard Purdie808db4a2006-10-06 18:20:14 +0200727};
728
Dimitris Papastamosff819b82010-12-02 14:53:03 +0000729struct snd_soc_codec_conf {
Jarkko Nikulaead9b912010-11-13 20:40:44 +0200730 const char *dev_name;
Dimitris Papastamosff819b82010-12-02 14:53:03 +0000731
732 /*
733 * optional map of kcontrol, widget and path name prefixes that are
734 * associated per device
735 */
Jarkko Nikulaead9b912010-11-13 20:40:44 +0200736 const char *name_prefix;
Dimitris Papastamosff819b82010-12-02 14:53:03 +0000737
738 /*
739 * set this to the desired compression type if you want to
740 * override the one supplied in codec->driver->compress_type
741 */
742 enum snd_soc_compress_type compress_type;
Jarkko Nikulaead9b912010-11-13 20:40:44 +0200743};
744
Jarkko Nikula2eea3922010-11-25 17:47:38 +0200745struct snd_soc_aux_dev {
746 const char *name; /* Codec name */
747 const char *codec_name; /* for multi-codec */
748
749 /* codec/machine specific init - e.g. add machine controls */
750 int (*init)(struct snd_soc_dapm_context *dapm);
751};
752
Mark Brown87506542008-11-18 20:50:34 +0000753/* SoC card */
754struct snd_soc_card {
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000755 const char *name;
Liam Girdwood22de71b2011-05-12 16:14:04 +0100756 const char *long_name;
757 const char *driver_name;
Mark Brownc5af3a22008-11-28 13:29:45 +0000758 struct device *dev;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000759 struct snd_card *snd_card;
760 struct module *owner;
Mark Brownc5af3a22008-11-28 13:29:45 +0000761
762 struct list_head list;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000763 struct mutex mutex;
Mark Brownc5af3a22008-11-28 13:29:45 +0000764
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000765 bool instantiated;
Richard Purdie808db4a2006-10-06 18:20:14 +0200766
Mark Browne7361ec2011-01-26 14:17:20 +0000767 int (*probe)(struct snd_soc_card *card);
Mark Brown28e9ad92011-03-02 18:36:34 +0000768 int (*late_probe)(struct snd_soc_card *card);
Mark Browne7361ec2011-01-26 14:17:20 +0000769 int (*remove)(struct snd_soc_card *card);
Richard Purdie808db4a2006-10-06 18:20:14 +0200770
771 /* the pre and post PM functions are used to do any PM work before and
772 * after the codec and DAI's do any PM work. */
Mark Brown70b2ac12011-01-26 14:05:25 +0000773 int (*suspend_pre)(struct snd_soc_card *card);
774 int (*suspend_post)(struct snd_soc_card *card);
775 int (*resume_pre)(struct snd_soc_card *card);
776 int (*resume_post)(struct snd_soc_card *card);
Richard Purdie808db4a2006-10-06 18:20:14 +0200777
Liam Girdwood0b4d2212008-01-10 14:36:20 +0100778 /* callbacks */
Mark Brown87506542008-11-18 20:50:34 +0000779 int (*set_bias_level)(struct snd_soc_card *,
Mark Brownd4c60052011-06-06 19:13:23 +0100780 struct snd_soc_dapm_context *dapm,
Mark Brown0be98982008-05-19 12:31:28 +0200781 enum snd_soc_bias_level level);
Mark Brown1badabd2010-12-04 12:41:04 +0000782 int (*set_bias_level_post)(struct snd_soc_card *,
Mark Brownd4c60052011-06-06 19:13:23 +0100783 struct snd_soc_dapm_context *dapm,
Mark Brown1badabd2010-12-04 12:41:04 +0000784 enum snd_soc_bias_level level);
Liam Girdwood0b4d2212008-01-10 14:36:20 +0100785
Mark Brown6c5f1fe2010-02-17 14:30:44 +0000786 long pmdown_time;
Mark Brown96dd3622010-02-12 11:05:44 +0000787
Richard Purdie808db4a2006-10-06 18:20:14 +0200788 /* CPU <--> Codec DAI links */
789 struct snd_soc_dai_link *dai_link;
790 int num_links;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000791 struct snd_soc_pcm_runtime *rtd;
792 int num_rtd;
Mark Brown63084192008-12-02 15:08:03 +0000793
Dimitris Papastamosff819b82010-12-02 14:53:03 +0000794 /* optional codec specific configuration */
795 struct snd_soc_codec_conf *codec_conf;
796 int num_configs;
Jarkko Nikulaead9b912010-11-13 20:40:44 +0200797
Jarkko Nikula2eea3922010-11-25 17:47:38 +0200798 /*
799 * optional auxiliary devices such as amplifiers or codecs with DAI
800 * link unused
801 */
802 struct snd_soc_aux_dev *aux_dev;
803 int num_aux_devs;
804 struct snd_soc_pcm_runtime *rtd_aux;
805 int num_aux_rtd;
806
Mark Brownb7af1da2011-04-07 19:18:44 +0900807 const struct snd_kcontrol_new *controls;
808 int num_controls;
809
Mark Brownb8ad29d2011-03-02 18:35:51 +0000810 /*
811 * Card-specific routes and widgets.
812 */
Lars-Peter Clausend06e48d2011-04-12 19:31:01 +0200813 const struct snd_soc_dapm_widget *dapm_widgets;
Mark Brownb8ad29d2011-03-02 18:35:51 +0000814 int num_dapm_widgets;
Lars-Peter Clausend06e48d2011-04-12 19:31:01 +0200815 const struct snd_soc_dapm_route *dapm_routes;
Mark Brownb8ad29d2011-03-02 18:35:51 +0000816 int num_dapm_routes;
817
Mark Brown63084192008-12-02 15:08:03 +0000818 struct work_struct deferred_resume_work;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000819
820 /* lists of probed devices belonging to this card */
821 struct list_head codec_dev_list;
822 struct list_head platform_dev_list;
823 struct list_head dai_dev_list;
Jarkko Nikulaa6052152010-11-05 20:35:19 +0200824
Jarkko Nikula97c866d2010-12-14 12:18:31 +0200825 struct list_head widgets;
Jarkko Nikula8ddab3f2010-12-14 12:18:30 +0200826 struct list_head paths;
Jarkko Nikula7be31be82010-12-14 12:18:32 +0200827 struct list_head dapm_list;
Jarkko Nikula8ddab3f2010-12-14 12:18:30 +0200828
Mark Browne37a4972011-03-02 18:21:57 +0000829 /* Generic DAPM context for the card */
830 struct snd_soc_dapm_context dapm;
Mark Brownde02d072011-09-20 21:43:24 +0100831 struct snd_soc_dapm_stats dapm_stats;
Mark Browne37a4972011-03-02 18:21:57 +0000832
Jarkko Nikulaa6052152010-11-05 20:35:19 +0200833#ifdef CONFIG_DEBUG_FS
834 struct dentry *debugfs_card_root;
Jarkko Nikula3a45b862010-11-05 20:35:21 +0200835 struct dentry *debugfs_pop_time;
Jarkko Nikulaa6052152010-11-05 20:35:19 +0200836#endif
Jarkko Nikula3a45b862010-11-05 20:35:21 +0200837 u32 pop_time;
Mark Browndddf3e42011-01-28 13:11:47 +0000838
839 void *drvdata;
Richard Purdie808db4a2006-10-06 18:20:14 +0200840};
841
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000842/* SoC machine DAI configuration, glues a codec and cpu DAI together */
843struct snd_soc_pcm_runtime {
844 struct device dev;
Mark Brown87506542008-11-18 20:50:34 +0000845 struct snd_soc_card *card;
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000846 struct snd_soc_dai_link *dai_link;
Liam Girdwoodb8c0dab2011-06-09 17:04:39 +0100847 struct mutex pcm_mutex;
848 enum snd_soc_pcm_subclass pcm_subclass;
849 struct snd_pcm_ops ops;
Richard Purdie808db4a2006-10-06 18:20:14 +0200850
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000851 unsigned int complete:1;
852 unsigned int dev_registered:1;
853
854 /* Symmetry data - only valid if symmetry is being enforced */
855 unsigned int rate;
856 long pmdown_time;
857
858 /* runtime devices */
859 struct snd_pcm *pcm;
860 struct snd_soc_codec *codec;
861 struct snd_soc_platform *platform;
862 struct snd_soc_dai *codec_dai;
863 struct snd_soc_dai *cpu_dai;
864
865 struct delayed_work delayed_work;
Richard Purdie808db4a2006-10-06 18:20:14 +0200866};
867
Jon Smirl4eaa9812008-07-29 11:42:26 +0100868/* mixer control */
869struct soc_mixer_control {
Peter Ujfalusid11bb4a2010-05-10 14:39:24 +0300870 int min, max, platform_max;
Jon Smirl815ecf8d2008-07-29 10:22:24 -0400871 unsigned int reg, rreg, shift, rshift, invert;
Jon Smirl4eaa9812008-07-29 11:42:26 +0100872};
873
Richard Purdie808db4a2006-10-06 18:20:14 +0200874/* enumerated kcontrol */
875struct soc_enum {
876 unsigned short reg;
877 unsigned short reg2;
878 unsigned char shift_l;
879 unsigned char shift_r;
Jon Smirlf8ba0b72008-07-29 11:42:27 +0100880 unsigned int max;
Peter Ujfalusi2e72f8e2009-01-05 09:54:57 +0200881 unsigned int mask;
Takashi Iwai87023ff2011-05-03 12:50:29 +0200882 const char * const *texts;
Peter Ujfalusi2e72f8e2009-01-05 09:54:57 +0200883 const unsigned int *values;
884 void *dapm;
885};
886
Mark Brown5c82f562009-05-22 09:41:30 +0100887/* codec IO */
Mark Brownc3753702010-11-01 15:41:57 -0400888unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg);
889unsigned int snd_soc_write(struct snd_soc_codec *codec,
890 unsigned int reg, unsigned int val);
Dimitris Papastamos5fb609d2011-03-22 10:37:03 +0000891unsigned int snd_soc_bulk_write_raw(struct snd_soc_codec *codec,
892 unsigned int reg, const void *data, size_t len);
Mark Brown5c82f562009-05-22 09:41:30 +0100893
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000894/* device driver data */
895
Mark Browndddf3e42011-01-28 13:11:47 +0000896static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card,
897 void *data)
898{
899 card->drvdata = data;
900}
901
902static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card)
903{
904 return card->drvdata;
905}
906
Mark Brownb2c812e2010-04-14 15:35:19 +0900907static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec,
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000908 void *data)
Mark Brownb2c812e2010-04-14 15:35:19 +0900909{
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000910 dev_set_drvdata(codec->dev, data);
Mark Brownb2c812e2010-04-14 15:35:19 +0900911}
912
913static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec)
914{
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +0000915 return dev_get_drvdata(codec->dev);
916}
917
918static inline void snd_soc_platform_set_drvdata(struct snd_soc_platform *platform,
919 void *data)
920{
921 dev_set_drvdata(platform->dev, data);
922}
923
924static inline void *snd_soc_platform_get_drvdata(struct snd_soc_platform *platform)
925{
926 return dev_get_drvdata(platform->dev);
927}
928
929static inline void snd_soc_pcm_set_drvdata(struct snd_soc_pcm_runtime *rtd,
930 void *data)
931{
932 dev_set_drvdata(&rtd->dev, data);
933}
934
935static inline void *snd_soc_pcm_get_drvdata(struct snd_soc_pcm_runtime *rtd)
936{
937 return dev_get_drvdata(&rtd->dev);
Mark Brownb2c812e2010-04-14 15:35:19 +0900938}
939
Vinod Koul4e10bda2011-01-13 22:48:52 +0530940static inline void snd_soc_initialize_card_lists(struct snd_soc_card *card)
941{
942 INIT_LIST_HEAD(&card->dai_dev_list);
943 INIT_LIST_HEAD(&card->codec_dev_list);
944 INIT_LIST_HEAD(&card->platform_dev_list);
945 INIT_LIST_HEAD(&card->widgets);
946 INIT_LIST_HEAD(&card->paths);
947 INIT_LIST_HEAD(&card->dapm_list);
948}
949
Mark Brownfb257892011-04-28 10:57:54 +0100950int snd_soc_util_init(void);
951void snd_soc_util_exit(void);
952
Mark Browna47cbe72008-07-23 14:03:07 +0100953#include <sound/soc-dai.h>
954
Stephen Warrenfaff4bb2011-01-07 22:36:11 -0700955#ifdef CONFIG_DEBUG_FS
Mark Brown8a9dab12011-01-10 22:25:21 +0000956extern struct dentry *snd_soc_debugfs_root;
Stephen Warrenfaff4bb2011-01-07 22:36:11 -0700957#endif
958
Mark Brown6f8ab4a2011-01-26 14:59:27 +0000959extern const struct dev_pm_ops snd_soc_pm_ops;
960
Richard Purdie808db4a2006-10-06 18:20:14 +0200961#endif