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ASoC: Remove DAI type information
[deliverable/linux.git] / sound / soc / codecs / wm9712.c
CommitLineData
10c5cf30
RP		 1/*
2 * wm9712.c -- ALSA Soc WM9712 codec support
3 *
4 * Copyright 2006 Wolfson Microelectronics PLC.
d331124d 5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
10c5cf30
RP		 6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
10c5cf30
RP		 11 */
12
13#include <linux/init.h>
14#include <linux/module.h>
10c5cf30
RP		 15#include <linux/kernel.h>
16#include <linux/device.h>
10c5cf30
RP		 17#include <sound/core.h>
18#include <sound/pcm.h>
19#include <sound/ac97_codec.h>
20#include <sound/initval.h>
21#include <sound/soc.h>
22#include <sound/soc-dapm.h>
dbac7cb8 23#include "wm9712.h"
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RP		 24
25#define WM9712_VERSION "0.4"
26
27static unsigned int ac97_read(struct snd_soc_codec *codec,
28 unsigned int reg);
29static int ac97_write(struct snd_soc_codec *codec,
30 unsigned int reg, unsigned int val);
31
10c5cf30
RP		 32/*
33 * WM9712 register cache
34 */
35static const u16 wm9712_reg[] = {
7e48bf65
MB		 36 0x6174, 0x8000, 0x8000, 0x8000, /* 6 */
37 0x0f0f, 0xaaa0, 0xc008, 0x6808, /* e */
38 0xe808, 0xaaa0, 0xad00, 0x8000, /* 16 */
39 0xe808, 0x3000, 0x8000, 0x0000, /* 1e */
40 0x0000, 0x0000, 0x0000, 0x000f, /* 26 */
41 0x0405, 0x0410, 0xbb80, 0xbb80, /* 2e */
42 0x0000, 0xbb80, 0x0000, 0x0000, /* 36 */
43 0x0000, 0x2000, 0x0000, 0x0000, /* 3e */
44 0x0000, 0x0000, 0x0000, 0x0000, /* 46 */
45 0x0000, 0x0000, 0xf83e, 0xffff, /* 4e */
46 0x0000, 0x0000, 0x0000, 0xf83e, /* 56 */
47 0x0008, 0x0000, 0x0000, 0x0000, /* 5e */
48 0xb032, 0x3e00, 0x0000, 0x0000, /* 66 */
49 0x0000, 0x0000, 0x0000, 0x0000, /* 6e */
50 0x0000, 0x0000, 0x0000, 0x0006, /* 76 */
51 0x0001, 0x0000, 0x574d, 0x4c12, /* 7e */
52 0x0000, 0x0000 /* virtual hp mixers */
10c5cf30
RP		 53};
54
55/* virtual HP mixers regs */
56#define HPL_MIXER 0x80
57#define HPR_MIXER 0x82
58
59static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
60static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
61static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",
62 "Mono"};
63static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};
64static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};
65static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};
66static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
67static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",
68 "Stereo"};
69static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",
70 "Line", "Headphone Mixer", "Phone Mixer", "Phone"};
71static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};
72static const char *wm9712_diff_sel[] = {"Mic", "Line"};
73
74static const struct soc_enum wm9712_enum[] = {
75SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),
76SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),
77SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),
78SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),
79SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),
80SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),
81SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),
82SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),
83SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),
84SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),
85SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),
86SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),
87};
88
89static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {
90SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
91SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),
92SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
7e48bf65 93SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),
53ae5194 94SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
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RP		 95
96SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),
97SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),
98SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),
99SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),
18fe4ac2
MR		 100SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
101SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
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RP		 102
103SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
104SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
105SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
106SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
107SOC_ENUM("ALC Function", wm9712_enum[0]),
108SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
109SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),
110SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
111SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
112SOC_ENUM("ALC NG Type", wm9712_enum[10]),
113SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),
114
115SOC_SINGLE("Mic Headphone Volume", AC97_VIDEO, 12, 7, 1),
116SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
117
118SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
119SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
120SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
121
122SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),
123SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),
124SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),
125
126SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),
127SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),
128SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),
129
7570f29a 130SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),
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RP		 131SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),
132
133SOC_SINGLE("Capture 20dB Boost Switch", AC97_REC_SEL, 14, 1, 0),
134SOC_SINGLE("Capture to Phone 20dB Boost Switch", AC97_REC_SEL, 11, 1, 1),
135
136SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),
137SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),
138SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),
139
140SOC_ENUM("Bass Control", wm9712_enum[5]),
141SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),
142SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),
143SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
18fe4ac2
MR		 144SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),
145SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),
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RP		 146
147SOC_SINGLE("Capture ADC Switch", AC97_REC_GAIN, 15, 1, 1),
148SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),
149SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 1),
150SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
151
152SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1),
153SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1),
154SOC_SINGLE("Mic 20dB Boost Switch", AC97_MIC, 7, 1, 0),
155};
156
157/* add non dapm controls */
158static int wm9712_add_controls(struct snd_soc_codec *codec)
159{
160 int err, i;
161
162 for (i = 0; i < ARRAY_SIZE(wm9712_snd_ac97_controls); i++) {
163 err = snd_ctl_add(codec->card,
7e48bf65
MB		 164 snd_soc_cnew(&wm9712_snd_ac97_controls[i],
165 codec, NULL));
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RP		 166 if (err < 0)
167 return err;
168 }
169 return 0;
170}
171
172/* We have to create a fake left and right HP mixers because
173 * the codec only has a single control that is shared by both channels.
174 * This makes it impossible to determine the audio path.
175 */
3fffe871
JN		 176static int mixer_event(struct snd_soc_dapm_widget *w,
177 struct snd_kcontrol *k, int event)
10c5cf30
RP		 178{
179 u16 l, r, beep, line, phone, mic, pcm, aux;
180
181 l = ac97_read(w->codec, HPL_MIXER);
182 r = ac97_read(w->codec, HPR_MIXER);
183 beep = ac97_read(w->codec, AC97_PC_BEEP);
184 mic = ac97_read(w->codec, AC97_VIDEO);
185 phone = ac97_read(w->codec, AC97_PHONE);
186 line = ac97_read(w->codec, AC97_LINE);
187 pcm = ac97_read(w->codec, AC97_PCM);
188 aux = ac97_read(w->codec, AC97_CD);
189
190 if (l & 0x1 || r & 0x1)
191 ac97_write(w->codec, AC97_VIDEO, mic & 0x7fff);
192 else
193 ac97_write(w->codec, AC97_VIDEO, mic | 0x8000);
194
195 if (l & 0x2 || r & 0x2)
196 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
197 else
198 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
199
200 if (l & 0x4 || r & 0x4)
201 ac97_write(w->codec, AC97_LINE, line & 0x7fff);
202 else
203 ac97_write(w->codec, AC97_LINE, line | 0x8000);
204
205 if (l & 0x8 || r & 0x8)
206 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
207 else
208 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
209
210 if (l & 0x10 || r & 0x10)
211 ac97_write(w->codec, AC97_CD, aux & 0x7fff);
212 else
213 ac97_write(w->codec, AC97_CD, aux | 0x8000);
214
215 if (l & 0x20 || r & 0x20)
216 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
217 else
218 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
219
220 return 0;
221}
222
223/* Left Headphone Mixers */
224static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
225 SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPL_MIXER, 5, 1, 0),
226 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 4, 1, 0),
227 SOC_DAPM_SINGLE("Phone Bypass Switch", HPL_MIXER, 3, 1, 0),
228 SOC_DAPM_SINGLE("Line Bypass Switch", HPL_MIXER, 2, 1, 0),
229 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 1, 1, 0),
230 SOC_DAPM_SINGLE("Mic Sidetone Switch", HPL_MIXER, 0, 1, 0),
231};
232
233/* Right Headphone Mixers */
234static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
235 SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPR_MIXER, 5, 1, 0),
236 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 4, 1, 0),
237 SOC_DAPM_SINGLE("Phone Bypass Switch", HPR_MIXER, 3, 1, 0),
238 SOC_DAPM_SINGLE("Line Bypass Switch", HPR_MIXER, 2, 1, 0),
239 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 1, 1, 0),
240 SOC_DAPM_SINGLE("Mic Sidetone Switch", HPR_MIXER, 0, 1, 0),
241};
242
243/* Speaker Mixer */
244static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
245 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
246 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
247 SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
248 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
249 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
250};
251
252/* Phone Mixer */
253static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
254 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
255 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
256 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
257 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
258 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
259 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
260};
261
262/* ALC headphone mux */
263static const struct snd_kcontrol_new wm9712_alc_mux_controls =
264SOC_DAPM_ENUM("Route", wm9712_enum[1]);
265
266/* out 3 mux */
267static const struct snd_kcontrol_new wm9712_out3_mux_controls =
268SOC_DAPM_ENUM("Route", wm9712_enum[2]);
269
270/* spk mux */
271static const struct snd_kcontrol_new wm9712_spk_mux_controls =
272SOC_DAPM_ENUM("Route", wm9712_enum[3]);
273
274/* Capture to Phone mux */
275static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
276SOC_DAPM_ENUM("Route", wm9712_enum[4]);
277
278/* Capture left select */
279static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
280SOC_DAPM_ENUM("Route", wm9712_enum[8]);
281
282/* Capture right select */
283static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
284SOC_DAPM_ENUM("Route", wm9712_enum[9]);
285
286/* Mic select */
287static const struct snd_kcontrol_new wm9712_mic_src_controls =
288SOC_DAPM_ENUM("Route", wm9712_enum[7]);
289
290/* diff select */
291static const struct snd_kcontrol_new wm9712_diff_sel_controls =
292SOC_DAPM_ENUM("Route", wm9712_enum[11]);
293
294static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
295SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
296 &wm9712_alc_mux_controls),
297SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
298 &wm9712_out3_mux_controls),
299SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
300 &wm9712_spk_mux_controls),
301SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
302 &wm9712_capture_phone_mux_controls),
303SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
304 &wm9712_capture_selectl_controls),
305SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
306 &wm9712_capture_selectr_controls),
307SND_SOC_DAPM_MUX("Mic Select Source", SND_SOC_NOPM, 0, 0,
308 &wm9712_mic_src_controls),
309SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
310 &wm9712_diff_sel_controls),
311SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
312SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_INT_PAGING, 9, 1,
313 &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls),
314 mixer_event, SND_SOC_DAPM_POST_REG),
315SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_INT_PAGING, 8, 1,
316 &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls),
317 mixer_event, SND_SOC_DAPM_POST_REG),
318SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
319 &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
320SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
321 &wm9712_speaker_mixer_controls[0],
322 ARRAY_SIZE(wm9712_speaker_mixer_controls)),
323SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
324SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
325SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
326SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
327SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
328SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
329SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
330SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
331SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
332SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
333SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
334SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
335SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
336SND_SOC_DAPM_OUTPUT("MONOOUT"),
337SND_SOC_DAPM_OUTPUT("HPOUTL"),
338SND_SOC_DAPM_OUTPUT("HPOUTR"),
339SND_SOC_DAPM_OUTPUT("LOUT2"),
340SND_SOC_DAPM_OUTPUT("ROUT2"),
341SND_SOC_DAPM_OUTPUT("OUT3"),
342SND_SOC_DAPM_INPUT("LINEINL"),
343SND_SOC_DAPM_INPUT("LINEINR"),
344SND_SOC_DAPM_INPUT("PHONE"),
345SND_SOC_DAPM_INPUT("PCBEEP"),
346SND_SOC_DAPM_INPUT("MIC1"),
347SND_SOC_DAPM_INPUT("MIC2"),
348};
349
a65f0568 350static const struct snd_soc_dapm_route audio_map[] = {
10c5cf30
RP		 351 /* virtual mixer - mixes left & right channels for spk and mono */
352 {"AC97 Mixer", NULL, "Left DAC"},
353 {"AC97 Mixer", NULL, "Right DAC"},
354
355 /* Left HP mixer */
356 {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
357 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
358 {"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"},
359 {"Left HP Mixer", "Line Bypass Switch", "Line PGA"},
360 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
361 {"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
362 {"Left HP Mixer", NULL, "ALC Sidetone Mux"},
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RP		 363
364 /* Right HP mixer */
365 {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
366 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
367 {"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"},
368 {"Right HP Mixer", "Line Bypass Switch", "Line PGA"},
369 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
370 {"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
371 {"Right HP Mixer", NULL, "ALC Sidetone Mux"},
372
373 /* speaker mixer */
374 {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
375 {"Speaker Mixer", "Line Bypass Switch", "Line PGA"},
376 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
377 {"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"},
378 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
379
380 /* Phone mixer */
381 {"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"},
382 {"Phone Mixer", "Line Bypass Switch", "Line PGA"},
383 {"Phone Mixer", "Aux Playback Switch", "Aux DAC"},
384 {"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"},
385 {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
386 {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
387
388 /* inputs */
389 {"Line PGA", NULL, "LINEINL"},
390 {"Line PGA", NULL, "LINEINR"},
391 {"Phone PGA", NULL, "PHONE"},
392 {"Mic PGA", NULL, "MIC1"},
393 {"Mic PGA", NULL, "MIC2"},
394
395 /* left capture selector */
396 {"Left Capture Select", "Mic", "MIC1"},
397 {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
398 {"Left Capture Select", "Line", "LINEINL"},
399 {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
400 {"Left Capture Select", "Phone Mixer", "Phone Mixer"},
401 {"Left Capture Select", "Phone", "PHONE"},
402
403 /* right capture selector */
404 {"Right Capture Select", "Mic", "MIC2"},
405 {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
406 {"Right Capture Select", "Line", "LINEINR"},
407 {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
408 {"Right Capture Select", "Phone Mixer", "Phone Mixer"},
409 {"Right Capture Select", "Phone", "PHONE"},
410
411 /* ALC Sidetone */
412 {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
413 {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
414 {"ALC Sidetone Mux", "Left", "Left Capture Select"},
415 {"ALC Sidetone Mux", "Right", "Right Capture Select"},
416
417 /* ADC's */
418 {"Left ADC", NULL, "Left Capture Select"},
419 {"Right ADC", NULL, "Right Capture Select"},
420
421 /* outputs */
422 {"MONOOUT", NULL, "Phone Mixer"},
423 {"HPOUTL", NULL, "Headphone PGA"},
424 {"Headphone PGA", NULL, "Left HP Mixer"},
425 {"HPOUTR", NULL, "Headphone PGA"},
426 {"Headphone PGA", NULL, "Right HP Mixer"},
427
94324841
MV		 428 /* mono mixer */
429 {"Mono Mixer", NULL, "Left HP Mixer"},
430 {"Mono Mixer", NULL, "Right HP Mixer"},
10c5cf30
RP		 431
432 /* Out3 Mux */
433 {"Out3 Mux", "Left", "Left HP Mixer"},
434 {"Out3 Mux", "Mono", "Phone Mixer"},
94324841 435 {"Out3 Mux", "Left + Right", "Mono Mixer"},
10c5cf30
RP		 436 {"Out 3 PGA", NULL, "Out3 Mux"},
437 {"OUT3", NULL, "Out 3 PGA"},
438
439 /* speaker Mux */
440 {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
94324841 441 {"Speaker Mux", "Headphone Mix", "Mono Mixer"},
10c5cf30
RP		 442 {"Speaker PGA", NULL, "Speaker Mux"},
443 {"LOUT2", NULL, "Speaker PGA"},
444 {"ROUT2", NULL, "Speaker PGA"},
10c5cf30
RP		 445};
446
447static int wm9712_add_widgets(struct snd_soc_codec *codec)
448{
a65f0568
MB		 449 snd_soc_dapm_new_controls(codec, wm9712_dapm_widgets,
450 ARRAY_SIZE(wm9712_dapm_widgets));
10c5cf30 451
a65f0568 452 snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
10c5cf30
RP		 453
454 snd_soc_dapm_new_widgets(codec);
455 return 0;
456}
457
458static unsigned int ac97_read(struct snd_soc_codec *codec,
459 unsigned int reg)
460{
461 u16 *cache = codec->reg_cache;
462
463 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
464 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
465 reg == AC97_REC_GAIN)
466 return soc_ac97_ops.read(codec->ac97, reg);
467 else {
468 reg = reg >> 1;
469
470 if (reg > (ARRAY_SIZE(wm9712_reg)))
471 return -EIO;
472
473 return cache[reg];
474 }
475}
476
477static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
478 unsigned int val)
479{
480 u16 *cache = codec->reg_cache;
481
482 soc_ac97_ops.write(codec->ac97, reg, val);
483 reg = reg >> 1;
484 if (reg <= (ARRAY_SIZE(wm9712_reg)))
485 cache[reg] = val;
486
487 return 0;
488}
489
dee89c4d
MB		 490static int ac97_prepare(struct snd_pcm_substream *substream,
491 struct snd_soc_dai *dai)
10c5cf30
RP		 492{
493 struct snd_pcm_runtime *runtime = substream->runtime;
494 struct snd_soc_pcm_runtime *rtd = substream->private_data;
495 struct snd_soc_device *socdev = rtd->socdev;
496 struct snd_soc_codec *codec = socdev->codec;
497 int reg;
498 u16 vra;
499
500 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
501 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
502
503 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
504 reg = AC97_PCM_FRONT_DAC_RATE;
505 else
506 reg = AC97_PCM_LR_ADC_RATE;
507
508 return ac97_write(codec, reg, runtime->rate);
509}
510
dee89c4d
MB		 511static int ac97_aux_prepare(struct snd_pcm_substream *substream,
512 struct snd_soc_dai *dai)
10c5cf30
RP		 513{
514 struct snd_pcm_runtime *runtime = substream->runtime;
515 struct snd_soc_pcm_runtime *rtd = substream->private_data;
516 struct snd_soc_device *socdev = rtd->socdev;
517 struct snd_soc_codec *codec = socdev->codec;
518 u16 vra, xsle;
519
520 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
521 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
522 xsle = ac97_read(codec, AC97_PCI_SID);
523 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
524
525 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
526 return -ENODEV;
527
528 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
529}
530
cbe83b17 531#define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
7e48bf65
MB		 532 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
533 SNDRV_PCM_RATE_48000)
cbe83b17 534
e550e17f 535struct snd_soc_dai wm9712_dai[] = {
10c5cf30
RP		 536{
537 .name = "AC97 HiFi",
3ba9e10a 538 .ac97_control = 1,
10c5cf30
RP		 539 .playback = {
540 .stream_name = "HiFi Playback",
541 .channels_min = 1,
cbe83b17
LG		 542 .channels_max = 2,
543 .rates = WM9712_AC97_RATES,
544 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
10c5cf30
RP		 545 .capture = {
546 .stream_name = "HiFi Capture",
547 .channels_min = 1,
cbe83b17
LG		 548 .channels_max = 2,
549 .rates = WM9712_AC97_RATES,
550 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
10c5cf30
RP		 551 .ops = {
552 .prepare = ac97_prepare,},
cbe83b17
LG		 553},
554{
10c5cf30
RP		 555 .name = "AC97 Aux",
556 .playback = {
557 .stream_name = "Aux Playback",
558 .channels_min = 1,
cbe83b17
LG		 559 .channels_max = 1,
560 .rates = WM9712_AC97_RATES,
561 .formats = SNDRV_PCM_FMTBIT_S16_LE,},
10c5cf30
RP		 562 .ops = {
563 .prepare = ac97_aux_prepare,},
cbe83b17 564}
10c5cf30
RP		 565};
566EXPORT_SYMBOL_GPL(wm9712_dai);
567
0be9898a
MB		 568static int wm9712_set_bias_level(struct snd_soc_codec *codec,
569 enum snd_soc_bias_level level)
10c5cf30 570{
0be9898a
MB		 571 switch (level) {
572 case SND_SOC_BIAS_ON:
573 case SND_SOC_BIAS_PREPARE:
10c5cf30 574 break;
0be9898a 575 case SND_SOC_BIAS_STANDBY:
10c5cf30
RP		 576 ac97_write(codec, AC97_POWERDOWN, 0x0000);
577 break;
0be9898a 578 case SND_SOC_BIAS_OFF:
10c5cf30 579 /* disable everything including AC link */
10c5cf30
RP		 580 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
581 ac97_write(codec, AC97_POWERDOWN, 0xffff);
582 break;
583 }
0be9898a 584 codec->bias_level = level;
10c5cf30
RP		 585 return 0;
586}
587
588static int wm9712_reset(struct snd_soc_codec *codec, int try_warm)
589{
590 if (try_warm && soc_ac97_ops.warm_reset) {
591 soc_ac97_ops.warm_reset(codec->ac97);
abb68c26 592 if (ac97_read(codec, 0) == wm9712_reg[0])
10c5cf30
RP		 593 return 1;
594 }
595
596 soc_ac97_ops.reset(codec->ac97);
abb68c26 597 if (ac97_read(codec, 0) != wm9712_reg[0])
10c5cf30
RP		 598 goto err;
599 return 0;
600
601err:
602 printk(KERN_ERR "WM9712 AC97 reset failed\n");
603 return -EIO;
604}
605
606static int wm9712_soc_suspend(struct platform_device *pdev,
607 pm_message_t state)
608{
609 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
610 struct snd_soc_codec *codec = socdev->codec;
611
0be9898a 612 wm9712_set_bias_level(codec, SND_SOC_BIAS_OFF);
10c5cf30
RP		 613 return 0;
614}
615
616static int wm9712_soc_resume(struct platform_device *pdev)
617{
618 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
619 struct snd_soc_codec *codec = socdev->codec;
620 int i, ret;
621 u16 *cache = codec->reg_cache;
622
623 ret = wm9712_reset(codec, 1);
7e48bf65 624 if (ret < 0) {
10c5cf30
RP		 625 printk(KERN_ERR "could not reset AC97 codec\n");
626 return ret;
627 }
628
0be9898a 629 wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
10c5cf30
RP		 630
631 if (ret == 0) {
632 /* Sync reg_cache with the hardware after cold reset */
7e48bf65 633 for (i = 2; i < ARRAY_SIZE(wm9712_reg) << 1; i += 2) {
10c5cf30 634 if (i == AC97_INT_PAGING || i == AC97_POWERDOWN ||
7e48bf65 635 (i > 0x58 && i != 0x5c))
10c5cf30
RP		 636 continue;
637 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
638 }
639 }
640
0be9898a
MB		 641 if (codec->suspend_bias_level == SND_SOC_BIAS_ON)
642 wm9712_set_bias_level(codec, SND_SOC_BIAS_ON);
10c5cf30
RP		 643
644 return ret;
645}
646
647static int wm9712_soc_probe(struct platform_device *pdev)
648{
649 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
650 struct snd_soc_codec *codec;
651 int ret = 0;
652
653 printk(KERN_INFO "WM9711/WM9712 SoC Audio Codec %s\n", WM9712_VERSION);
654
655 socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
656 if (socdev->codec == NULL)
657 return -ENOMEM;
658 codec = socdev->codec;
659 mutex_init(&codec->mutex);
660
30652c45
GG		 661 codec->reg_cache = kmemdup(wm9712_reg, sizeof(wm9712_reg), GFP_KERNEL);
662
10c5cf30 663 if (codec->reg_cache == NULL) {
e35115a5
LG		 664 ret = -ENOMEM;
665 goto cache_err;
10c5cf30 666 }
30652c45 667 codec->reg_cache_size = sizeof(wm9712_reg);
10c5cf30
RP		 668 codec->reg_cache_step = 2;
669
670 codec->name = "WM9712";
671 codec->owner = THIS_MODULE;
672 codec->dai = wm9712_dai;
673 codec->num_dai = ARRAY_SIZE(wm9712_dai);
674 codec->write = ac97_write;
675 codec->read = ac97_read;
0be9898a 676 codec->set_bias_level = wm9712_set_bias_level;
10c5cf30
RP		 677 INIT_LIST_HEAD(&codec->dapm_widgets);
678 INIT_LIST_HEAD(&codec->dapm_paths);
679
680 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
e35115a5
LG		 681 if (ret < 0) {
682 printk(KERN_ERR "wm9712: failed to register AC97 codec\n");
683 goto codec_err;
684 }
10c5cf30
RP		 685
686 /* register pcms */
687 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
688 if (ret < 0)
689 goto pcm_err;
690
691 ret = wm9712_reset(codec, 0);
692 if (ret < 0) {
39639fab 693 printk(KERN_ERR "Failed to reset WM9712: AC97 link error\n");
10c5cf30
RP		 694 goto reset_err;
695 }
696
697 /* set alc mux to none */
698 ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
699
0be9898a 700 wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
10c5cf30
RP		 701 wm9712_add_controls(codec);
702 wm9712_add_widgets(codec);
703 ret = snd_soc_register_card(socdev);
e35115a5
LG		 704 if (ret < 0) {
705 printk(KERN_ERR "wm9712: failed to register card\n");
10c5cf30 706 goto reset_err;
e35115a5 707 }
10c5cf30
RP		 708
709 return 0;
710
711reset_err:
712 snd_soc_free_pcms(socdev);
713
714pcm_err:
715 snd_soc_free_ac97_codec(codec);
716
e35115a5
LG		 717codec_err:
718 kfree(codec->reg_cache);
719
720cache_err:
10c5cf30
RP		 721 kfree(socdev->codec);
722 socdev->codec = NULL;
723 return ret;
724}
725
726static int wm9712_soc_remove(struct platform_device *pdev)
727{
728 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
729 struct snd_soc_codec *codec = socdev->codec;
730
731 if (codec == NULL)
732 return 0;
733
734 snd_soc_dapm_free(socdev);
735 snd_soc_free_pcms(socdev);
736 snd_soc_free_ac97_codec(codec);
737 kfree(codec->reg_cache);
738 kfree(codec);
739 return 0;
740}
741
742struct snd_soc_codec_device soc_codec_dev_wm9712 = {
743 .probe = wm9712_soc_probe,
744 .remove = wm9712_soc_remove,
745 .suspend = wm9712_soc_suspend,
746 .resume = wm9712_soc_resume,
747};
10c5cf30
RP		 748EXPORT_SYMBOL_GPL(soc_codec_dev_wm9712);
749
750MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
751MODULE_AUTHOR("Liam Girdwood");
752MODULE_LICENSE("GPL");
Linux kernel - Deliverables
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