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Merge branch 'for-2.6.40' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/asoc...
[linux-2.6-block.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>
5a0e3ad6 14#include <linux/slab.h>
10c5cf30 15#include <linux/module.h>
10c5cf30
RP		 16#include <linux/kernel.h>
17#include <linux/device.h>
10c5cf30
RP		 18#include <sound/core.h>
19#include <sound/pcm.h>
20#include <sound/ac97_codec.h>
21#include <sound/initval.h>
22#include <sound/soc.h>
dbac7cb8 23#include "wm9712.h"
10c5cf30
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),
10c5cf30
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),
10c5cf30
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),
10c5cf30
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),
10c5cf30
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
10c5cf30
RP		 157/* We have to create a fake left and right HP mixers because
158 * the codec only has a single control that is shared by both channels.
159 * This makes it impossible to determine the audio path.
160 */
3fffe871
JN		 161static int mixer_event(struct snd_soc_dapm_widget *w,
162 struct snd_kcontrol *k, int event)
10c5cf30
RP		 163{
164 u16 l, r, beep, line, phone, mic, pcm, aux;
165
166 l = ac97_read(w->codec, HPL_MIXER);
167 r = ac97_read(w->codec, HPR_MIXER);
168 beep = ac97_read(w->codec, AC97_PC_BEEP);
169 mic = ac97_read(w->codec, AC97_VIDEO);
170 phone = ac97_read(w->codec, AC97_PHONE);
171 line = ac97_read(w->codec, AC97_LINE);
172 pcm = ac97_read(w->codec, AC97_PCM);
173 aux = ac97_read(w->codec, AC97_CD);
174
175 if (l & 0x1 || r & 0x1)
176 ac97_write(w->codec, AC97_VIDEO, mic & 0x7fff);
177 else
178 ac97_write(w->codec, AC97_VIDEO, mic | 0x8000);
179
180 if (l & 0x2 || r & 0x2)
181 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
182 else
183 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
184
185 if (l & 0x4 || r & 0x4)
186 ac97_write(w->codec, AC97_LINE, line & 0x7fff);
187 else
188 ac97_write(w->codec, AC97_LINE, line | 0x8000);
189
190 if (l & 0x8 || r & 0x8)
191 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
192 else
193 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
194
195 if (l & 0x10 || r & 0x10)
196 ac97_write(w->codec, AC97_CD, aux & 0x7fff);
197 else
198 ac97_write(w->codec, AC97_CD, aux | 0x8000);
199
200 if (l & 0x20 || r & 0x20)
201 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
202 else
203 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
204
205 return 0;
206}
207
208/* Left Headphone Mixers */
209static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
210 SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPL_MIXER, 5, 1, 0),
211 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 4, 1, 0),
212 SOC_DAPM_SINGLE("Phone Bypass Switch", HPL_MIXER, 3, 1, 0),
213 SOC_DAPM_SINGLE("Line Bypass Switch", HPL_MIXER, 2, 1, 0),
214 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 1, 1, 0),
215 SOC_DAPM_SINGLE("Mic Sidetone Switch", HPL_MIXER, 0, 1, 0),
216};
217
218/* Right Headphone Mixers */
219static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
220 SOC_DAPM_SINGLE("PCBeep Bypass Switch", HPR_MIXER, 5, 1, 0),
221 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 4, 1, 0),
222 SOC_DAPM_SINGLE("Phone Bypass Switch", HPR_MIXER, 3, 1, 0),
223 SOC_DAPM_SINGLE("Line Bypass Switch", HPR_MIXER, 2, 1, 0),
224 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 1, 1, 0),
225 SOC_DAPM_SINGLE("Mic Sidetone Switch", HPR_MIXER, 0, 1, 0),
226};
227
228/* Speaker Mixer */
229static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
230 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
231 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
232 SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
233 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
234 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
235};
236
237/* Phone Mixer */
238static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
239 SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
240 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
241 SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
242 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
243 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
244 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
245};
246
247/* ALC headphone mux */
248static const struct snd_kcontrol_new wm9712_alc_mux_controls =
249SOC_DAPM_ENUM("Route", wm9712_enum[1]);
250
251/* out 3 mux */
252static const struct snd_kcontrol_new wm9712_out3_mux_controls =
253SOC_DAPM_ENUM("Route", wm9712_enum[2]);
254
255/* spk mux */
256static const struct snd_kcontrol_new wm9712_spk_mux_controls =
257SOC_DAPM_ENUM("Route", wm9712_enum[3]);
258
259/* Capture to Phone mux */
260static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
261SOC_DAPM_ENUM("Route", wm9712_enum[4]);
262
263/* Capture left select */
264static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
265SOC_DAPM_ENUM("Route", wm9712_enum[8]);
266
267/* Capture right select */
268static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
269SOC_DAPM_ENUM("Route", wm9712_enum[9]);
270
271/* Mic select */
272static const struct snd_kcontrol_new wm9712_mic_src_controls =
273SOC_DAPM_ENUM("Route", wm9712_enum[7]);
274
275/* diff select */
276static const struct snd_kcontrol_new wm9712_diff_sel_controls =
277SOC_DAPM_ENUM("Route", wm9712_enum[11]);
278
279static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
280SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
281 &wm9712_alc_mux_controls),
282SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
283 &wm9712_out3_mux_controls),
284SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
285 &wm9712_spk_mux_controls),
286SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
287 &wm9712_capture_phone_mux_controls),
288SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
289 &wm9712_capture_selectl_controls),
290SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
291 &wm9712_capture_selectr_controls),
292SND_SOC_DAPM_MUX("Mic Select Source", SND_SOC_NOPM, 0, 0,
293 &wm9712_mic_src_controls),
294SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
295 &wm9712_diff_sel_controls),
296SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
297SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_INT_PAGING, 9, 1,
298 &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls),
299 mixer_event, SND_SOC_DAPM_POST_REG),
300SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_INT_PAGING, 8, 1,
301 &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls),
302 mixer_event, SND_SOC_DAPM_POST_REG),
303SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
304 &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
305SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
306 &wm9712_speaker_mixer_controls[0],
307 ARRAY_SIZE(wm9712_speaker_mixer_controls)),
308SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
309SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
310SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
311SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
312SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
313SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
314SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
315SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
316SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
317SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
318SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
319SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
320SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
321SND_SOC_DAPM_OUTPUT("MONOOUT"),
322SND_SOC_DAPM_OUTPUT("HPOUTL"),
323SND_SOC_DAPM_OUTPUT("HPOUTR"),
324SND_SOC_DAPM_OUTPUT("LOUT2"),
325SND_SOC_DAPM_OUTPUT("ROUT2"),
326SND_SOC_DAPM_OUTPUT("OUT3"),
327SND_SOC_DAPM_INPUT("LINEINL"),
328SND_SOC_DAPM_INPUT("LINEINR"),
329SND_SOC_DAPM_INPUT("PHONE"),
330SND_SOC_DAPM_INPUT("PCBEEP"),
331SND_SOC_DAPM_INPUT("MIC1"),
332SND_SOC_DAPM_INPUT("MIC2"),
333};
334
98334778 335static const struct snd_soc_dapm_route wm9712_audio_map[] = {
10c5cf30
RP		 336 /* virtual mixer - mixes left & right channels for spk and mono */
337 {"AC97 Mixer", NULL, "Left DAC"},
338 {"AC97 Mixer", NULL, "Right DAC"},
339
340 /* Left HP mixer */
341 {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
342 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
343 {"Left HP Mixer", "Phone Bypass Switch", "Phone PGA"},
344 {"Left HP Mixer", "Line Bypass Switch", "Line PGA"},
345 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
346 {"Left HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
347 {"Left HP Mixer", NULL, "ALC Sidetone Mux"},
10c5cf30
RP		 348
349 /* Right HP mixer */
350 {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
351 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
352 {"Right HP Mixer", "Phone Bypass Switch", "Phone PGA"},
353 {"Right HP Mixer", "Line Bypass Switch", "Line PGA"},
354 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
355 {"Right HP Mixer", "Mic Sidetone Switch", "Mic PGA"},
356 {"Right HP Mixer", NULL, "ALC Sidetone Mux"},
357
358 /* speaker mixer */
359 {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
360 {"Speaker Mixer", "Line Bypass Switch", "Line PGA"},
361 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
362 {"Speaker Mixer", "Phone Bypass Switch", "Phone PGA"},
363 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
364
365 /* Phone mixer */
366 {"Phone Mixer", "PCBeep Bypass Switch", "PCBEEP"},
367 {"Phone Mixer", "Line Bypass Switch", "Line PGA"},
368 {"Phone Mixer", "Aux Playback Switch", "Aux DAC"},
369 {"Phone Mixer", "PCM Playback Switch", "AC97 Mixer"},
370 {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
371 {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
372
373 /* inputs */
374 {"Line PGA", NULL, "LINEINL"},
375 {"Line PGA", NULL, "LINEINR"},
376 {"Phone PGA", NULL, "PHONE"},
377 {"Mic PGA", NULL, "MIC1"},
378 {"Mic PGA", NULL, "MIC2"},
379
380 /* left capture selector */
381 {"Left Capture Select", "Mic", "MIC1"},
382 {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
383 {"Left Capture Select", "Line", "LINEINL"},
384 {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
385 {"Left Capture Select", "Phone Mixer", "Phone Mixer"},
386 {"Left Capture Select", "Phone", "PHONE"},
387
388 /* right capture selector */
389 {"Right Capture Select", "Mic", "MIC2"},
390 {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
391 {"Right Capture Select", "Line", "LINEINR"},
392 {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
393 {"Right Capture Select", "Phone Mixer", "Phone Mixer"},
394 {"Right Capture Select", "Phone", "PHONE"},
395
396 /* ALC Sidetone */
397 {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
398 {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
399 {"ALC Sidetone Mux", "Left", "Left Capture Select"},
400 {"ALC Sidetone Mux", "Right", "Right Capture Select"},
401
402 /* ADC's */
403 {"Left ADC", NULL, "Left Capture Select"},
404 {"Right ADC", NULL, "Right Capture Select"},
405
406 /* outputs */
407 {"MONOOUT", NULL, "Phone Mixer"},
408 {"HPOUTL", NULL, "Headphone PGA"},
409 {"Headphone PGA", NULL, "Left HP Mixer"},
410 {"HPOUTR", NULL, "Headphone PGA"},
411 {"Headphone PGA", NULL, "Right HP Mixer"},
412
94324841
MV		 413 /* mono mixer */
414 {"Mono Mixer", NULL, "Left HP Mixer"},
415 {"Mono Mixer", NULL, "Right HP Mixer"},
10c5cf30
RP		 416
417 /* Out3 Mux */
418 {"Out3 Mux", "Left", "Left HP Mixer"},
419 {"Out3 Mux", "Mono", "Phone Mixer"},
94324841 420 {"Out3 Mux", "Left + Right", "Mono Mixer"},
10c5cf30
RP		 421 {"Out 3 PGA", NULL, "Out3 Mux"},
422 {"OUT3", NULL, "Out 3 PGA"},
423
424 /* speaker Mux */
425 {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
94324841 426 {"Speaker Mux", "Headphone Mix", "Mono Mixer"},
10c5cf30
RP		 427 {"Speaker PGA", NULL, "Speaker Mux"},
428 {"LOUT2", NULL, "Speaker PGA"},
429 {"ROUT2", NULL, "Speaker PGA"},
10c5cf30
RP		 430};
431
10c5cf30
RP		 432static unsigned int ac97_read(struct snd_soc_codec *codec,
433 unsigned int reg)
434{
435 u16 *cache = codec->reg_cache;
436
437 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
438 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
439 reg == AC97_REC_GAIN)
440 return soc_ac97_ops.read(codec->ac97, reg);
441 else {
442 reg = reg >> 1;
443
91432e97 444 if (reg >= (ARRAY_SIZE(wm9712_reg)))
10c5cf30
RP		 445 return -EIO;
446
447 return cache[reg];
448 }
449}
450
451static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
452 unsigned int val)
453{
454 u16 *cache = codec->reg_cache;
455
48e3cbb3
EM		 456 if (reg < 0x7c)
457 soc_ac97_ops.write(codec->ac97, reg, val);
10c5cf30 458 reg = reg >> 1;
91432e97 459 if (reg < (ARRAY_SIZE(wm9712_reg)))
10c5cf30
RP		 460 cache[reg] = val;
461
462 return 0;
463}
464
dee89c4d
MB		 465static int ac97_prepare(struct snd_pcm_substream *substream,
466 struct snd_soc_dai *dai)
10c5cf30
RP		 467{
468 struct snd_pcm_runtime *runtime = substream->runtime;
469 struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad 470 struct snd_soc_codec *codec =rtd->codec;
10c5cf30
RP		 471 int reg;
472 u16 vra;
473
474 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
475 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
476
477 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
478 reg = AC97_PCM_FRONT_DAC_RATE;
479 else
480 reg = AC97_PCM_LR_ADC_RATE;
481
482 return ac97_write(codec, reg, runtime->rate);
483}
484
dee89c4d
MB		 485static int ac97_aux_prepare(struct snd_pcm_substream *substream,
486 struct snd_soc_dai *dai)
10c5cf30
RP		 487{
488 struct snd_pcm_runtime *runtime = substream->runtime;
489 struct snd_soc_pcm_runtime *rtd = substream->private_data;
f0fba2ad 490 struct snd_soc_codec *codec = rtd->codec;
10c5cf30
RP		 491 u16 vra, xsle;
492
493 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
494 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
495 xsle = ac97_read(codec, AC97_PCI_SID);
496 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
497
498 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
499 return -ENODEV;
500
501 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
502}
503
cbe83b17 504#define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
7e48bf65
MB		 505 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
506 SNDRV_PCM_RATE_48000)
cbe83b17 507
6335d055
EM		 508static struct snd_soc_dai_ops wm9712_dai_ops_hifi = {
509 .prepare = ac97_prepare,
510};
511
512static struct snd_soc_dai_ops wm9712_dai_ops_aux = {
513 .prepare = ac97_aux_prepare,
514};
515
0daaf7e8 516static struct snd_soc_dai_driver wm9712_dai[] = {
10c5cf30 517{
f0fba2ad 518 .name = "wm9712-hifi",
3ba9e10a 519 .ac97_control = 1,
10c5cf30
RP		 520 .playback = {
521 .stream_name = "HiFi Playback",
522 .channels_min = 1,
cbe83b17
LG		 523 .channels_max = 2,
524 .rates = WM9712_AC97_RATES,
33f503c9 525 .formats = SND_SOC_STD_AC97_FMTS,},
10c5cf30
RP		 526 .capture = {
527 .stream_name = "HiFi Capture",
528 .channels_min = 1,
cbe83b17
LG		 529 .channels_max = 2,
530 .rates = WM9712_AC97_RATES,
33f503c9 531 .formats = SND_SOC_STD_AC97_FMTS,},
6335d055 532 .ops = &wm9712_dai_ops_hifi,
cbe83b17
LG		 533},
534{
f0fba2ad 535 .name = "wm9712-aux",
10c5cf30
RP		 536 .playback = {
537 .stream_name = "Aux Playback",
538 .channels_min = 1,
cbe83b17
LG		 539 .channels_max = 1,
540 .rates = WM9712_AC97_RATES,
33f503c9 541 .formats = SND_SOC_STD_AC97_FMTS,},
6335d055 542 .ops = &wm9712_dai_ops_aux,
cbe83b17 543}
10c5cf30 544};
10c5cf30 545
0be9898a
MB		 546static int wm9712_set_bias_level(struct snd_soc_codec *codec,
547 enum snd_soc_bias_level level)
10c5cf30 548{
0be9898a
MB		 549 switch (level) {
550 case SND_SOC_BIAS_ON:
551 case SND_SOC_BIAS_PREPARE:
10c5cf30 552 break;
0be9898a 553 case SND_SOC_BIAS_STANDBY:
10c5cf30
RP		 554 ac97_write(codec, AC97_POWERDOWN, 0x0000);
555 break;
0be9898a 556 case SND_SOC_BIAS_OFF:
10c5cf30 557 /* disable everything including AC link */
10c5cf30
RP		 558 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
559 ac97_write(codec, AC97_POWERDOWN, 0xffff);
560 break;
561 }
ce6120cc 562 codec->dapm.bias_level = level;
10c5cf30
RP		 563 return 0;
564}
565
566static int wm9712_reset(struct snd_soc_codec *codec, int try_warm)
567{
568 if (try_warm && soc_ac97_ops.warm_reset) {
569 soc_ac97_ops.warm_reset(codec->ac97);
abb68c26 570 if (ac97_read(codec, 0) == wm9712_reg[0])
10c5cf30
RP		 571 return 1;
572 }
573
574 soc_ac97_ops.reset(codec->ac97);
63c26baa
MV		 575 if (soc_ac97_ops.warm_reset)
576 soc_ac97_ops.warm_reset(codec->ac97);
abb68c26 577 if (ac97_read(codec, 0) != wm9712_reg[0])
10c5cf30
RP		 578 goto err;
579 return 0;
580
581err:
582 printk(KERN_ERR "WM9712 AC97 reset failed\n");
583 return -EIO;
584}
585
f0fba2ad 586static int wm9712_soc_suspend(struct snd_soc_codec *codec,
10c5cf30
RP		 587 pm_message_t state)
588{
0be9898a 589 wm9712_set_bias_level(codec, SND_SOC_BIAS_OFF);
10c5cf30
RP		 590 return 0;
591}
592
f0fba2ad 593static int wm9712_soc_resume(struct snd_soc_codec *codec)
10c5cf30 594{
10c5cf30
RP		 595 int i, ret;
596 u16 *cache = codec->reg_cache;
597
598 ret = wm9712_reset(codec, 1);
7e48bf65 599 if (ret < 0) {
10c5cf30
RP		 600 printk(KERN_ERR "could not reset AC97 codec\n");
601 return ret;
602 }
603
0be9898a 604 wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
10c5cf30
RP		 605
606 if (ret == 0) {
607 /* Sync reg_cache with the hardware after cold reset */
7e48bf65 608 for (i = 2; i < ARRAY_SIZE(wm9712_reg) << 1; i += 2) {
10c5cf30 609 if (i == AC97_INT_PAGING || i == AC97_POWERDOWN ||
7e48bf65 610 (i > 0x58 && i != 0x5c))
10c5cf30
RP		 611 continue;
612 soc_ac97_ops.write(codec->ac97, i, cache[i>>1]);
613 }
614 }
615
10c5cf30
RP		 616 return ret;
617}
618
f0fba2ad 619static int wm9712_soc_probe(struct snd_soc_codec *codec)
10c5cf30 620{
10c5cf30
RP		 621 int ret = 0;
622
623 printk(KERN_INFO "WM9711/WM9712 SoC Audio Codec %s\n", WM9712_VERSION);
624
10c5cf30 625 ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
e35115a5
LG		 626 if (ret < 0) {
627 printk(KERN_ERR "wm9712: failed to register AC97 codec\n");
f0fba2ad 628 return ret;
e35115a5 629 }
10c5cf30 630
10c5cf30
RP		 631 ret = wm9712_reset(codec, 0);
632 if (ret < 0) {
39639fab 633 printk(KERN_ERR "Failed to reset WM9712: AC97 link error\n");
10c5cf30
RP		 634 goto reset_err;
635 }
636
637 /* set alc mux to none */
638 ac97_write(codec, AC97_VIDEO, ac97_read(codec, AC97_VIDEO) | 0x3000);
639
0be9898a 640 wm9712_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
3e8e1952
IM		 641 snd_soc_add_controls(codec, wm9712_snd_ac97_controls,
642 ARRAY_SIZE(wm9712_snd_ac97_controls));
10c5cf30
RP		 643
644 return 0;
645
a22eaf4c 646reset_err:
10c5cf30 647 snd_soc_free_ac97_codec(codec);
10c5cf30
RP		 648 return ret;
649}
650
f0fba2ad 651static int wm9712_soc_remove(struct snd_soc_codec *codec)
10c5cf30 652{
10c5cf30 653 snd_soc_free_ac97_codec(codec);
10c5cf30
RP		 654 return 0;
655}
656
f0fba2ad 657static struct snd_soc_codec_driver soc_codec_dev_wm9712 = {
10c5cf30
RP		 658 .probe = wm9712_soc_probe,
659 .remove = wm9712_soc_remove,
660 .suspend = wm9712_soc_suspend,
661 .resume = wm9712_soc_resume,
f0fba2ad
LG		 662 .read = ac97_read,
663 .write = ac97_write,
664 .set_bias_level = wm9712_set_bias_level,
e5eec34c 665 .reg_cache_size = ARRAY_SIZE(wm9712_reg),
f0fba2ad
LG		 666 .reg_word_size = sizeof(u16),
667 .reg_cache_step = 2,
668 .reg_cache_default = wm9712_reg,
98334778
LG		 669 .dapm_widgets = wm9712_dapm_widgets,
670 .num_dapm_widgets = ARRAY_SIZE(wm9712_dapm_widgets),
671 .dapm_routes = wm9712_audio_map,
672 .num_dapm_routes = ARRAY_SIZE(wm9712_audio_map),
10c5cf30 673};
f0fba2ad
LG		 674
675static __devinit int wm9712_probe(struct platform_device *pdev)
676{
677 return snd_soc_register_codec(&pdev->dev,
678 &soc_codec_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));
679}
680
681static int __devexit wm9712_remove(struct platform_device *pdev)
682{
683 snd_soc_unregister_codec(&pdev->dev);
684 return 0;
685}
686
687static struct platform_driver wm9712_codec_driver = {
688 .driver = {
689 .name = "wm9712-codec",
690 .owner = THIS_MODULE,
691 },
692
693 .probe = wm9712_probe,
694 .remove = __devexit_p(wm9712_remove),
695};
696
697static int __init wm9712_init(void)
698{
699 return platform_driver_register(&wm9712_codec_driver);
700}
701module_init(wm9712_init);
702
703static void __exit wm9712_exit(void)
704{
705 platform_driver_unregister(&wm9712_codec_driver);
706}
707module_exit(wm9712_exit);
10c5cf30
RP		 708
709MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
710MODULE_AUTHOR("Liam Girdwood");
711MODULE_LICENSE("GPL");
Linux 6.x block layer and io_uring tree(s)