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Merge branch 'core/urgent' into core/locking
[mirror_ubuntu-artful-kernel.git] / sound / soc / codecs / wm9713.c
1 /*
2 * wm9713.c -- ALSA Soc WM9713 codec support
3 *
4 * Copyright 2006-10 Wolfson Microelectronics PLC.
5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
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.
11 *
12 * Features:-
13 *
14 * o Support for AC97 Codec, Voice DAC and Aux DAC
15 * o Support for DAPM
16 */
17
18 #include <linux/init.h>
19 #include <linux/slab.h>
20 #include <linux/module.h>
21 #include <linux/device.h>
22 #include <sound/core.h>
23 #include <sound/pcm.h>
24 #include <sound/ac97_codec.h>
25 #include <sound/initval.h>
26 #include <sound/pcm_params.h>
27 #include <sound/tlv.h>
28 #include <sound/soc.h>
29
30 #include "wm9713.h"
31
32 struct wm9713_priv {
33 u32 pll_in; /* PLL input frequency */
34 };
35
36 static unsigned int ac97_read(struct snd_soc_codec *codec,
37 unsigned int reg);
38 static int ac97_write(struct snd_soc_codec *codec,
39 unsigned int reg, unsigned int val);
40
41 /*
42 * WM9713 register cache
43 * Reg 0x3c bit 15 is used by touch driver.
44 */
45 static const u16 wm9713_reg[] = {
46 0x6174, 0x8080, 0x8080, 0x8080,
47 0xc880, 0xe808, 0xe808, 0x0808,
48 0x00da, 0x8000, 0xd600, 0xaaa0,
49 0xaaa0, 0xaaa0, 0x0000, 0x0000,
50 0x0f0f, 0x0040, 0x0000, 0x7f00,
51 0x0405, 0x0410, 0xbb80, 0xbb80,
52 0x0000, 0xbb80, 0x0000, 0x4523,
53 0x0000, 0x2000, 0x7eff, 0xffff,
54 0x0000, 0x0000, 0x0080, 0x0000,
55 0x0000, 0x0000, 0xfffe, 0xffff,
56 0x0000, 0x0000, 0x0000, 0xfffe,
57 0x4000, 0x0000, 0x0000, 0x0000,
58 0xb032, 0x3e00, 0x0000, 0x0000,
59 0x0000, 0x0000, 0x0000, 0x0000,
60 0x0000, 0x0000, 0x0000, 0x0006,
61 0x0001, 0x0000, 0x574d, 0x4c13,
62 0x0000, 0x0000, 0x0000
63 };
64
65 /* virtual HP mixers regs */
66 #define HPL_MIXER 0x80
67 #define HPR_MIXER 0x82
68 #define MICB_MUX 0x82
69
70 static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"};
71 static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"};
72 static const char *wm9713_rec_src[] =
73 {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker",
74 "Mono Out", "Zh"};
75 static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
76 static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"};
77 static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv",
78 "Mono Vmid", "Inv Vmid"};
79 static const char *wm9713_spk_pga[] =
80 {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid",
81 "Speaker Vmid", "Inv Vmid"};
82 static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone",
83 "Headphone Vmid"};
84 static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"};
85 static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"};
86 static const char *wm9713_dac_inv[] =
87 {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone",
88 "Headphone Mono", "NC", "Vmid"};
89 static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"};
90 static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"};
91 static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"};
92 static const char *wm9713_micb_select[] = {"MPB", "MPA"};
93
94 static const struct soc_enum wm9713_enum[] = {
95 SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */
96 SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */
97 SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */
98 SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */
99 SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/
100 SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */
101 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/
102 SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */
103 SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */
104 SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */
105 SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */
106 SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */
107 SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */
108 SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */
109 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */
110 SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */
111 SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */
112 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */
113 SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */
114 SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */
115 };
116
117 static const DECLARE_TLV_DB_SCALE(out_tlv, -4650, 150, 0);
118 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
119 static const DECLARE_TLV_DB_SCALE(misc_tlv, -1500, 300, 0);
120 static unsigned int mic_tlv[] = {
121 TLV_DB_RANGE_HEAD(2),
122 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0),
123 3, 3, TLV_DB_SCALE_ITEM(3000, 0, 0),
124 };
125
126 static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = {
127 SOC_DOUBLE_TLV("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1, out_tlv),
128 SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1),
129 SOC_DOUBLE_TLV("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1,
130 out_tlv),
131 SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1),
132 SOC_DOUBLE_TLV("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1, main_tlv),
133 SOC_DOUBLE_TLV("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1, main_tlv),
134 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
135 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
136 SOC_SINGLE_TLV("Mic 1 Preamp Volume", AC97_3D_CONTROL, 10, 3, 0, mic_tlv),
137 SOC_SINGLE_TLV("Mic 2 Preamp Volume", AC97_3D_CONTROL, 12, 3, 0, mic_tlv),
138
139 SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0),
140 SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1),
141
142 SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1),
143 SOC_ENUM("Capture Volume Steps", wm9713_enum[5]),
144 SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0),
145 SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0),
146
147 SOC_SINGLE_TLV("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1, misc_tlv),
148 SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0),
149 SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0),
150
151 SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
152 SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
153 SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
154 SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
155 SOC_ENUM("ALC Function", wm9713_enum[6]),
156 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
157 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0),
158 SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
159 SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
160 SOC_ENUM("ALC NG Type", wm9713_enum[17]),
161 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0),
162
163 SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0),
164 SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0),
165
166 SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
167 SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0),
168 SOC_SINGLE_TLV("Out4 Playback Volume", AC97_MASTER_MONO, 8, 31, 1, out_tlv),
169
170 SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1),
171 SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0),
172 SOC_SINGLE_TLV("Out3 Playback Volume", AC97_MASTER_MONO, 0, 31, 1, out_tlv),
173
174 SOC_SINGLE_TLV("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1, main_tlv),
175 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1),
176 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0),
177 SOC_SINGLE_TLV("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1, out_tlv),
178
179 SOC_SINGLE_TLV("Headphone Mixer Beep Playback Volume", AC97_AUX, 12, 7, 1,
180 misc_tlv),
181 SOC_SINGLE_TLV("Speaker Mixer Beep Playback Volume", AC97_AUX, 8, 7, 1,
182 misc_tlv),
183 SOC_SINGLE_TLV("Mono Mixer Beep Playback Volume", AC97_AUX, 4, 7, 1, misc_tlv),
184
185 SOC_SINGLE_TLV("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1,
186 misc_tlv),
187 SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1),
188 SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1),
189
190 SOC_SINGLE_TLV("Headphone Mixer Aux Playback Volume", AC97_REC_SEL, 12, 7, 1,
191 misc_tlv),
192
193 SOC_SINGLE_TLV("Speaker Mixer Voice Playback Volume", AC97_PCM, 8, 7, 1,
194 misc_tlv),
195 SOC_SINGLE_TLV("Speaker Mixer Aux Playback Volume", AC97_REC_SEL, 8, 7, 1,
196 misc_tlv),
197
198 SOC_SINGLE_TLV("Mono Mixer Voice Playback Volume", AC97_PCM, 4, 7, 1,
199 misc_tlv),
200 SOC_SINGLE_TLV("Mono Mixer Aux Playback Volume", AC97_REC_SEL, 4, 7, 1,
201 misc_tlv),
202
203 SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1),
204 SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1),
205
206 SOC_ENUM("Bass Control", wm9713_enum[16]),
207 SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1),
208 SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1),
209 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0),
210 SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1),
211 SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1),
212
213 SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0),
214 SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0),
215 SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1),
216 };
217
218 static int wm9713_voice_shutdown(struct snd_soc_dapm_widget *w,
219 struct snd_kcontrol *kcontrol, int event)
220 {
221 struct snd_soc_codec *codec = w->codec;
222 u16 status, rate;
223
224 if (WARN_ON(event != SND_SOC_DAPM_PRE_PMD))
225 return -EINVAL;
226
227 /* Gracefully shut down the voice interface. */
228 status = ac97_read(codec, AC97_EXTENDED_MID) | 0x1000;
229 rate = ac97_read(codec, AC97_HANDSET_RATE) & 0xF0FF;
230 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0200);
231 schedule_timeout_interruptible(msecs_to_jiffies(1));
232 ac97_write(codec, AC97_HANDSET_RATE, rate | 0x0F00);
233 ac97_write(codec, AC97_EXTENDED_MID, status);
234
235 return 0;
236 }
237
238
239 /* We have to create a fake left and right HP mixers because
240 * the codec only has a single control that is shared by both channels.
241 * This makes it impossible to determine the audio path using the current
242 * register map, thus we add a new (virtual) register to help determine the
243 * audio route within the device.
244 */
245 static int mixer_event(struct snd_soc_dapm_widget *w,
246 struct snd_kcontrol *kcontrol, int event)
247 {
248 u16 l, r, beep, tone, phone, rec, pcm, aux;
249
250 l = ac97_read(w->codec, HPL_MIXER);
251 r = ac97_read(w->codec, HPR_MIXER);
252 beep = ac97_read(w->codec, AC97_PC_BEEP);
253 tone = ac97_read(w->codec, AC97_MASTER_TONE);
254 phone = ac97_read(w->codec, AC97_PHONE);
255 rec = ac97_read(w->codec, AC97_REC_SEL);
256 pcm = ac97_read(w->codec, AC97_PCM);
257 aux = ac97_read(w->codec, AC97_AUX);
258
259 if (event & SND_SOC_DAPM_PRE_REG)
260 return 0;
261 if ((l & 0x1) || (r & 0x1))
262 ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff);
263 else
264 ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000);
265
266 if ((l & 0x2) || (r & 0x2))
267 ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff);
268 else
269 ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000);
270
271 if ((l & 0x4) || (r & 0x4))
272 ac97_write(w->codec, AC97_PHONE, phone & 0x7fff);
273 else
274 ac97_write(w->codec, AC97_PHONE, phone | 0x8000);
275
276 if ((l & 0x8) || (r & 0x8))
277 ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff);
278 else
279 ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000);
280
281 if ((l & 0x10) || (r & 0x10))
282 ac97_write(w->codec, AC97_PCM, pcm & 0x7fff);
283 else
284 ac97_write(w->codec, AC97_PCM, pcm | 0x8000);
285
286 if ((l & 0x20) || (r & 0x20))
287 ac97_write(w->codec, AC97_AUX, aux & 0x7fff);
288 else
289 ac97_write(w->codec, AC97_AUX, aux | 0x8000);
290
291 return 0;
292 }
293
294 /* Left Headphone Mixers */
295 static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = {
296 SOC_DAPM_SINGLE("Beep Playback Switch", HPL_MIXER, 5, 1, 0),
297 SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0),
298 SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0),
299 SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0),
300 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0),
301 SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0),
302 };
303
304 /* Right Headphone Mixers */
305 static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = {
306 SOC_DAPM_SINGLE("Beep Playback Switch", HPR_MIXER, 5, 1, 0),
307 SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0),
308 SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0),
309 SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0),
310 SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0),
311 SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0),
312 };
313
314 /* headphone capture mux */
315 static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls =
316 SOC_DAPM_ENUM("Route", wm9713_enum[1]);
317
318 /* headphone mic mux */
319 static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls =
320 SOC_DAPM_ENUM("Route", wm9713_enum[0]);
321
322 /* Speaker Mixer */
323 static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = {
324 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 11, 1, 1),
325 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1),
326 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1),
327 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1),
328 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1),
329 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1),
330 };
331
332 /* Mono Mixer */
333 static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = {
334 SOC_DAPM_SINGLE("Beep Playback Switch", AC97_AUX, 7, 1, 1),
335 SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1),
336 SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1),
337 SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1),
338 SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1),
339 SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1),
340 SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1),
341 SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1),
342 };
343
344 /* mono mic mux */
345 static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls =
346 SOC_DAPM_ENUM("Route", wm9713_enum[2]);
347
348 /* mono output mux */
349 static const struct snd_kcontrol_new wm9713_mono_mux_controls =
350 SOC_DAPM_ENUM("Route", wm9713_enum[7]);
351
352 /* speaker left output mux */
353 static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls =
354 SOC_DAPM_ENUM("Route", wm9713_enum[8]);
355
356 /* speaker right output mux */
357 static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls =
358 SOC_DAPM_ENUM("Route", wm9713_enum[9]);
359
360 /* headphone left output mux */
361 static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls =
362 SOC_DAPM_ENUM("Route", wm9713_enum[10]);
363
364 /* headphone right output mux */
365 static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls =
366 SOC_DAPM_ENUM("Route", wm9713_enum[11]);
367
368 /* Out3 mux */
369 static const struct snd_kcontrol_new wm9713_out3_mux_controls =
370 SOC_DAPM_ENUM("Route", wm9713_enum[12]);
371
372 /* Out4 mux */
373 static const struct snd_kcontrol_new wm9713_out4_mux_controls =
374 SOC_DAPM_ENUM("Route", wm9713_enum[13]);
375
376 /* DAC inv mux 1 */
377 static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls =
378 SOC_DAPM_ENUM("Route", wm9713_enum[14]);
379
380 /* DAC inv mux 2 */
381 static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls =
382 SOC_DAPM_ENUM("Route", wm9713_enum[15]);
383
384 /* Capture source left */
385 static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls =
386 SOC_DAPM_ENUM("Route", wm9713_enum[3]);
387
388 /* Capture source right */
389 static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls =
390 SOC_DAPM_ENUM("Route", wm9713_enum[4]);
391
392 /* mic source */
393 static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls =
394 SOC_DAPM_ENUM("Route", wm9713_enum[18]);
395
396 /* mic source B virtual control */
397 static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls =
398 SOC_DAPM_ENUM("Route", wm9713_enum[19]);
399
400 static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = {
401 SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0,
402 &wm9713_hp_rec_mux_controls),
403 SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
404 &wm9713_hp_mic_mux_controls),
405 SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0,
406 &wm9713_mono_mic_mux_controls),
407 SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0,
408 &wm9713_mono_mux_controls),
409 SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0,
410 &wm9713_hp_spkl_mux_controls),
411 SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0,
412 &wm9713_hp_spkr_mux_controls),
413 SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0,
414 &wm9713_hpl_out_mux_controls),
415 SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0,
416 &wm9713_hpr_out_mux_controls),
417 SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0,
418 &wm9713_out3_mux_controls),
419 SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0,
420 &wm9713_out4_mux_controls),
421 SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0,
422 &wm9713_dac_inv1_mux_controls),
423 SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0,
424 &wm9713_dac_inv2_mux_controls),
425 SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0,
426 &wm9713_rec_srcl_mux_controls),
427 SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0,
428 &wm9713_rec_srcr_mux_controls),
429 SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0,
430 &wm9713_mic_sel_mux_controls),
431 SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0,
432 &wm9713_micb_sel_mux_controls),
433 SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1,
434 &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls),
435 mixer_event, SND_SOC_DAPM_POST_REG),
436 SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1,
437 &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls),
438 mixer_event, SND_SOC_DAPM_POST_REG),
439 SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1,
440 &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)),
441 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1,
442 &wm9713_speaker_mixer_controls[0],
443 ARRAY_SIZE(wm9713_speaker_mixer_controls)),
444 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1),
445 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1),
446 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
447 SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
448 SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
449 SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
450 SND_SOC_DAPM_DAC_E("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1,
451 wm9713_voice_shutdown, SND_SOC_DAPM_PRE_PMD),
452 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1),
453 SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0),
454 SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0),
455 SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0),
456 SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0),
457 SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0),
458 SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0),
459 SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0),
460 SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0),
461 SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0),
462 SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0),
463 SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0),
464 SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0),
465 SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0),
466 SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0),
467 SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0),
468 SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0),
469 SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0),
470 SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0),
471 SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0),
472 SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0),
473 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1),
474 SND_SOC_DAPM_OUTPUT("MONO"),
475 SND_SOC_DAPM_OUTPUT("HPL"),
476 SND_SOC_DAPM_OUTPUT("HPR"),
477 SND_SOC_DAPM_OUTPUT("SPKL"),
478 SND_SOC_DAPM_OUTPUT("SPKR"),
479 SND_SOC_DAPM_OUTPUT("OUT3"),
480 SND_SOC_DAPM_OUTPUT("OUT4"),
481 SND_SOC_DAPM_INPUT("LINEL"),
482 SND_SOC_DAPM_INPUT("LINER"),
483 SND_SOC_DAPM_INPUT("MONOIN"),
484 SND_SOC_DAPM_INPUT("PCBEEP"),
485 SND_SOC_DAPM_INPUT("MIC1"),
486 SND_SOC_DAPM_INPUT("MIC2A"),
487 SND_SOC_DAPM_INPUT("MIC2B"),
488 SND_SOC_DAPM_VMID("VMID"),
489 };
490
491 static const struct snd_soc_dapm_route wm9713_audio_map[] = {
492 /* left HP mixer */
493 {"Left HP Mixer", "Beep Playback Switch", "PCBEEP"},
494 {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"},
495 {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"},
496 {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"},
497 {"Left HP Mixer", "PCM Playback Switch", "Left DAC"},
498 {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"},
499 {"Left HP Mixer", NULL, "Capture Headphone Mux"},
500
501 /* right HP mixer */
502 {"Right HP Mixer", "Beep Playback Switch", "PCBEEP"},
503 {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"},
504 {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"},
505 {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"},
506 {"Right HP Mixer", "PCM Playback Switch", "Right DAC"},
507 {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"},
508 {"Right HP Mixer", NULL, "Capture Headphone Mux"},
509
510 /* virtual mixer - mixes left & right channels for spk and mono */
511 {"AC97 Mixer", NULL, "Left DAC"},
512 {"AC97 Mixer", NULL, "Right DAC"},
513 {"Line Mixer", NULL, "Right Line In"},
514 {"Line Mixer", NULL, "Left Line In"},
515 {"HP Mixer", NULL, "Left HP Mixer"},
516 {"HP Mixer", NULL, "Right HP Mixer"},
517 {"Capture Mixer", NULL, "Left Capture Source"},
518 {"Capture Mixer", NULL, "Right Capture Source"},
519
520 /* speaker mixer */
521 {"Speaker Mixer", "Beep Playback Switch", "PCBEEP"},
522 {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"},
523 {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"},
524 {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"},
525 {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"},
526 {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"},
527
528 /* mono mixer */
529 {"Mono Mixer", "Beep Playback Switch", "PCBEEP"},
530 {"Mono Mixer", "Voice Playback Switch", "Voice DAC"},
531 {"Mono Mixer", "Aux Playback Switch", "Aux DAC"},
532 {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"},
533 {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"},
534 {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"},
535 {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"},
536 {"Mono Mixer", NULL, "Capture Mono Mux"},
537
538 /* DAC inv mux 1 */
539 {"DAC Inv Mux 1", "Mono", "Mono Mixer"},
540 {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"},
541 {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"},
542 {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"},
543 {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"},
544
545 /* DAC inv mux 2 */
546 {"DAC Inv Mux 2", "Mono", "Mono Mixer"},
547 {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"},
548 {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"},
549 {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"},
550 {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"},
551
552 /* headphone left mux */
553 {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"},
554
555 /* headphone right mux */
556 {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"},
557
558 /* speaker left mux */
559 {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"},
560 {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"},
561 {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"},
562
563 /* speaker right mux */
564 {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"},
565 {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"},
566 {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"},
567
568 /* mono mux */
569 {"Mono Out Mux", "Mono", "Mono Mixer"},
570 {"Mono Out Mux", "Inv", "DAC Inv Mux 1"},
571
572 /* out 3 mux */
573 {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"},
574
575 /* out 4 mux */
576 {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"},
577
578 /* output pga */
579 {"HPL", NULL, "Left Headphone"},
580 {"Left Headphone", NULL, "Left Headphone Out Mux"},
581 {"HPR", NULL, "Right Headphone"},
582 {"Right Headphone", NULL, "Right Headphone Out Mux"},
583 {"OUT3", NULL, "Out 3"},
584 {"Out 3", NULL, "Out 3 Mux"},
585 {"OUT4", NULL, "Out 4"},
586 {"Out 4", NULL, "Out 4 Mux"},
587 {"SPKL", NULL, "Left Speaker"},
588 {"Left Speaker", NULL, "Left Speaker Out Mux"},
589 {"SPKR", NULL, "Right Speaker"},
590 {"Right Speaker", NULL, "Right Speaker Out Mux"},
591 {"MONO", NULL, "Mono Out"},
592 {"Mono Out", NULL, "Mono Out Mux"},
593
594 /* input pga */
595 {"Left Line In", NULL, "LINEL"},
596 {"Right Line In", NULL, "LINER"},
597 {"Mono In", NULL, "MONOIN"},
598 {"Mic A PGA", NULL, "Mic A Pre Amp"},
599 {"Mic B PGA", NULL, "Mic B Pre Amp"},
600
601 /* left capture select */
602 {"Left Capture Source", "Mic 1", "Mic A Pre Amp"},
603 {"Left Capture Source", "Mic 2", "Mic B Pre Amp"},
604 {"Left Capture Source", "Line", "LINEL"},
605 {"Left Capture Source", "Mono In", "MONOIN"},
606 {"Left Capture Source", "Headphone", "Left HP Mixer"},
607 {"Left Capture Source", "Speaker", "Speaker Mixer"},
608 {"Left Capture Source", "Mono Out", "Mono Mixer"},
609
610 /* right capture select */
611 {"Right Capture Source", "Mic 1", "Mic A Pre Amp"},
612 {"Right Capture Source", "Mic 2", "Mic B Pre Amp"},
613 {"Right Capture Source", "Line", "LINER"},
614 {"Right Capture Source", "Mono In", "MONOIN"},
615 {"Right Capture Source", "Headphone", "Right HP Mixer"},
616 {"Right Capture Source", "Speaker", "Speaker Mixer"},
617 {"Right Capture Source", "Mono Out", "Mono Mixer"},
618
619 /* left ADC */
620 {"Left ADC", NULL, "Left Capture Source"},
621 {"Left Voice ADC", NULL, "Left ADC"},
622 {"Left HiFi ADC", NULL, "Left ADC"},
623
624 /* right ADC */
625 {"Right ADC", NULL, "Right Capture Source"},
626 {"Right Voice ADC", NULL, "Right ADC"},
627 {"Right HiFi ADC", NULL, "Right ADC"},
628
629 /* mic */
630 {"Mic A Pre Amp", NULL, "Mic A Source"},
631 {"Mic A Source", "Mic 1", "MIC1"},
632 {"Mic A Source", "Mic 2 A", "MIC2A"},
633 {"Mic A Source", "Mic 2 B", "Mic B Source"},
634 {"Mic B Pre Amp", "MPB", "Mic B Source"},
635 {"Mic B Source", NULL, "MIC2B"},
636
637 /* headphone capture */
638 {"Capture Headphone Mux", "Stereo", "Capture Mixer"},
639 {"Capture Headphone Mux", "Left", "Left Capture Source"},
640 {"Capture Headphone Mux", "Right", "Right Capture Source"},
641
642 /* mono capture */
643 {"Capture Mono Mux", "Stereo", "Capture Mixer"},
644 {"Capture Mono Mux", "Left", "Left Capture Source"},
645 {"Capture Mono Mux", "Right", "Right Capture Source"},
646 };
647
648 static unsigned int ac97_read(struct snd_soc_codec *codec,
649 unsigned int reg)
650 {
651 u16 *cache = codec->reg_cache;
652
653 if (reg == AC97_RESET || reg == AC97_GPIO_STATUS ||
654 reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 ||
655 reg == AC97_CD)
656 return soc_ac97_ops->read(codec->ac97, reg);
657 else {
658 reg = reg >> 1;
659
660 if (reg >= (ARRAY_SIZE(wm9713_reg)))
661 return -EIO;
662
663 return cache[reg];
664 }
665 }
666
667 static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
668 unsigned int val)
669 {
670 u16 *cache = codec->reg_cache;
671 if (reg < 0x7c)
672 soc_ac97_ops->write(codec->ac97, reg, val);
673 reg = reg >> 1;
674 if (reg < (ARRAY_SIZE(wm9713_reg)))
675 cache[reg] = val;
676
677 return 0;
678 }
679
680 /* PLL divisors */
681 struct _pll_div {
682 u32 divsel:1;
683 u32 divctl:1;
684 u32 lf:1;
685 u32 n:4;
686 u32 k:24;
687 };
688
689 /* The size in bits of the PLL divide multiplied by 10
690 * to allow rounding later */
691 #define FIXED_PLL_SIZE ((1 << 22) * 10)
692
693 static void pll_factors(struct _pll_div *pll_div, unsigned int source)
694 {
695 u64 Kpart;
696 unsigned int K, Ndiv, Nmod, target;
697
698 /* The the PLL output is always 98.304MHz. */
699 target = 98304000;
700
701 /* If the input frequency is over 14.4MHz then scale it down. */
702 if (source > 14400000) {
703 source >>= 1;
704 pll_div->divsel = 1;
705
706 if (source > 14400000) {
707 source >>= 1;
708 pll_div->divctl = 1;
709 } else
710 pll_div->divctl = 0;
711
712 } else {
713 pll_div->divsel = 0;
714 pll_div->divctl = 0;
715 }
716
717 /* Low frequency sources require an additional divide in the
718 * loop.
719 */
720 if (source < 8192000) {
721 pll_div->lf = 1;
722 target >>= 2;
723 } else
724 pll_div->lf = 0;
725
726 Ndiv = target / source;
727 if ((Ndiv < 5) || (Ndiv > 12))
728 printk(KERN_WARNING
729 "WM9713 PLL N value %u out of recommended range!\n",
730 Ndiv);
731
732 pll_div->n = Ndiv;
733 Nmod = target % source;
734 Kpart = FIXED_PLL_SIZE * (long long)Nmod;
735
736 do_div(Kpart, source);
737
738 K = Kpart & 0xFFFFFFFF;
739
740 /* Check if we need to round */
741 if ((K % 10) >= 5)
742 K += 5;
743
744 /* Move down to proper range now rounding is done */
745 K /= 10;
746
747 pll_div->k = K;
748 }
749
750 /**
751 * Please note that changing the PLL input frequency may require
752 * resynchronisation with the AC97 controller.
753 */
754 static int wm9713_set_pll(struct snd_soc_codec *codec,
755 int pll_id, unsigned int freq_in, unsigned int freq_out)
756 {
757 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
758 u16 reg, reg2;
759 struct _pll_div pll_div;
760
761 /* turn PLL off ? */
762 if (freq_in == 0) {
763 /* disable PLL power and select ext source */
764 reg = ac97_read(codec, AC97_HANDSET_RATE);
765 ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080);
766 reg = ac97_read(codec, AC97_EXTENDED_MID);
767 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200);
768 wm9713->pll_in = 0;
769 return 0;
770 }
771
772 pll_factors(&pll_div, freq_in);
773
774 if (pll_div.k == 0) {
775 reg = (pll_div.n << 12) | (pll_div.lf << 11) |
776 (pll_div.divsel << 9) | (pll_div.divctl << 8);
777 ac97_write(codec, AC97_LINE1_LEVEL, reg);
778 } else {
779 /* write the fractional k to the reg 0x46 pages */
780 reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) |
781 (pll_div.divsel << 9) | (pll_div.divctl << 8);
782
783 /* K [21:20] */
784 reg = reg2 | (0x5 << 4) | (pll_div.k >> 20);
785 ac97_write(codec, AC97_LINE1_LEVEL, reg);
786
787 /* K [19:16] */
788 reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf);
789 ac97_write(codec, AC97_LINE1_LEVEL, reg);
790
791 /* K [15:12] */
792 reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf);
793 ac97_write(codec, AC97_LINE1_LEVEL, reg);
794
795 /* K [11:8] */
796 reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf);
797 ac97_write(codec, AC97_LINE1_LEVEL, reg);
798
799 /* K [7:4] */
800 reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf);
801 ac97_write(codec, AC97_LINE1_LEVEL, reg);
802
803 reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */
804 ac97_write(codec, AC97_LINE1_LEVEL, reg);
805 }
806
807 /* turn PLL on and select as source */
808 reg = ac97_read(codec, AC97_EXTENDED_MID);
809 ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff);
810 reg = ac97_read(codec, AC97_HANDSET_RATE);
811 ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f);
812 wm9713->pll_in = freq_in;
813
814 /* wait 10ms AC97 link frames for the link to stabilise */
815 schedule_timeout_interruptible(msecs_to_jiffies(10));
816 return 0;
817 }
818
819 static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
820 int source, unsigned int freq_in, unsigned int freq_out)
821 {
822 struct snd_soc_codec *codec = codec_dai->codec;
823 return wm9713_set_pll(codec, pll_id, freq_in, freq_out);
824 }
825
826 /*
827 * Tristate the PCM DAI lines, tristate can be disabled by calling
828 * wm9713_set_dai_fmt()
829 */
830 static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai,
831 int tristate)
832 {
833 struct snd_soc_codec *codec = codec_dai->codec;
834 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
835
836 if (tristate)
837 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
838
839 return 0;
840 }
841
842 /*
843 * Configure WM9713 clock dividers.
844 * Voice DAC needs 256 FS
845 */
846 static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
847 int div_id, int div)
848 {
849 struct snd_soc_codec *codec = codec_dai->codec;
850 u16 reg;
851
852 switch (div_id) {
853 case WM9713_PCMCLK_DIV:
854 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff;
855 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
856 break;
857 case WM9713_CLKA_MULT:
858 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd;
859 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
860 break;
861 case WM9713_CLKB_MULT:
862 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb;
863 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
864 break;
865 case WM9713_HIFI_DIV:
866 reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff;
867 ac97_write(codec, AC97_HANDSET_RATE, reg | div);
868 break;
869 case WM9713_PCMBCLK_DIV:
870 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff;
871 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div);
872 break;
873 case WM9713_PCMCLK_PLL_DIV:
874 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
875 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div);
876 break;
877 case WM9713_HIFI_PLL_DIV:
878 reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80;
879 ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div);
880 break;
881 default:
882 return -EINVAL;
883 }
884
885 return 0;
886 }
887
888 static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai,
889 unsigned int fmt)
890 {
891 struct snd_soc_codec *codec = codec_dai->codec;
892 u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5;
893 u16 reg = 0x8000;
894
895 /* clock masters */
896 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
897 case SND_SOC_DAIFMT_CBM_CFM:
898 reg |= 0x4000;
899 gpio |= 0x0010;
900 break;
901 case SND_SOC_DAIFMT_CBM_CFS:
902 reg |= 0x6000;
903 gpio |= 0x0018;
904 break;
905 case SND_SOC_DAIFMT_CBS_CFS:
906 reg |= 0x2000;
907 gpio |= 0x001a;
908 break;
909 case SND_SOC_DAIFMT_CBS_CFM:
910 gpio |= 0x0012;
911 break;
912 }
913
914 /* clock inversion */
915 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
916 case SND_SOC_DAIFMT_IB_IF:
917 reg |= 0x00c0;
918 break;
919 case SND_SOC_DAIFMT_IB_NF:
920 reg |= 0x0080;
921 break;
922 case SND_SOC_DAIFMT_NB_IF:
923 reg |= 0x0040;
924 break;
925 }
926
927 /* DAI format */
928 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
929 case SND_SOC_DAIFMT_I2S:
930 reg |= 0x0002;
931 break;
932 case SND_SOC_DAIFMT_RIGHT_J:
933 break;
934 case SND_SOC_DAIFMT_LEFT_J:
935 reg |= 0x0001;
936 break;
937 case SND_SOC_DAIFMT_DSP_A:
938 reg |= 0x0003;
939 break;
940 case SND_SOC_DAIFMT_DSP_B:
941 reg |= 0x0043;
942 break;
943 }
944
945 ac97_write(codec, AC97_GPIO_CFG, gpio);
946 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
947 return 0;
948 }
949
950 static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream,
951 struct snd_pcm_hw_params *params,
952 struct snd_soc_dai *dai)
953 {
954 struct snd_soc_codec *codec = dai->codec;
955 u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3;
956
957 switch (params_format(params)) {
958 case SNDRV_PCM_FORMAT_S16_LE:
959 break;
960 case SNDRV_PCM_FORMAT_S20_3LE:
961 reg |= 0x0004;
962 break;
963 case SNDRV_PCM_FORMAT_S24_LE:
964 reg |= 0x0008;
965 break;
966 case SNDRV_PCM_FORMAT_S32_LE:
967 reg |= 0x000c;
968 break;
969 }
970
971 /* enable PCM interface in master mode */
972 ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
973 return 0;
974 }
975
976 static int ac97_hifi_prepare(struct snd_pcm_substream *substream,
977 struct snd_soc_dai *dai)
978 {
979 struct snd_soc_codec *codec = dai->codec;
980 struct snd_pcm_runtime *runtime = substream->runtime;
981 int reg;
982 u16 vra;
983
984 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
985 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
986
987 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
988 reg = AC97_PCM_FRONT_DAC_RATE;
989 else
990 reg = AC97_PCM_LR_ADC_RATE;
991
992 return ac97_write(codec, reg, runtime->rate);
993 }
994
995 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
996 struct snd_soc_dai *dai)
997 {
998 struct snd_soc_codec *codec = dai->codec;
999 struct snd_pcm_runtime *runtime = substream->runtime;
1000 u16 vra, xsle;
1001
1002 vra = ac97_read(codec, AC97_EXTENDED_STATUS);
1003 ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
1004 xsle = ac97_read(codec, AC97_PCI_SID);
1005 ac97_write(codec, AC97_PCI_SID, xsle | 0x8000);
1006
1007 if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
1008 return -ENODEV;
1009
1010 return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
1011 }
1012
1013 #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \
1014 SNDRV_PCM_RATE_11025 | \
1015 SNDRV_PCM_RATE_22050 | \
1016 SNDRV_PCM_RATE_44100 | \
1017 SNDRV_PCM_RATE_48000)
1018
1019 #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \
1020 SNDRV_PCM_RATE_11025 | \
1021 SNDRV_PCM_RATE_16000 | \
1022 SNDRV_PCM_RATE_22050 | \
1023 SNDRV_PCM_RATE_44100 | \
1024 SNDRV_PCM_RATE_48000)
1025
1026 #define WM9713_PCM_FORMATS \
1027 (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \
1028 SNDRV_PCM_FORMAT_S24_LE)
1029
1030 static const struct snd_soc_dai_ops wm9713_dai_ops_hifi = {
1031 .prepare = ac97_hifi_prepare,
1032 .set_clkdiv = wm9713_set_dai_clkdiv,
1033 .set_pll = wm9713_set_dai_pll,
1034 };
1035
1036 static const struct snd_soc_dai_ops wm9713_dai_ops_aux = {
1037 .prepare = ac97_aux_prepare,
1038 .set_clkdiv = wm9713_set_dai_clkdiv,
1039 .set_pll = wm9713_set_dai_pll,
1040 };
1041
1042 static const struct snd_soc_dai_ops wm9713_dai_ops_voice = {
1043 .hw_params = wm9713_pcm_hw_params,
1044 .set_clkdiv = wm9713_set_dai_clkdiv,
1045 .set_pll = wm9713_set_dai_pll,
1046 .set_fmt = wm9713_set_dai_fmt,
1047 .set_tristate = wm9713_set_dai_tristate,
1048 };
1049
1050 static struct snd_soc_dai_driver wm9713_dai[] = {
1051 {
1052 .name = "wm9713-hifi",
1053 .ac97_control = 1,
1054 .playback = {
1055 .stream_name = "HiFi Playback",
1056 .channels_min = 1,
1057 .channels_max = 2,
1058 .rates = WM9713_RATES,
1059 .formats = SND_SOC_STD_AC97_FMTS,},
1060 .capture = {
1061 .stream_name = "HiFi Capture",
1062 .channels_min = 1,
1063 .channels_max = 2,
1064 .rates = WM9713_RATES,
1065 .formats = SND_SOC_STD_AC97_FMTS,},
1066 .ops = &wm9713_dai_ops_hifi,
1067 },
1068 {
1069 .name = "wm9713-aux",
1070 .playback = {
1071 .stream_name = "Aux Playback",
1072 .channels_min = 1,
1073 .channels_max = 1,
1074 .rates = WM9713_RATES,
1075 .formats = SND_SOC_STD_AC97_FMTS,},
1076 .ops = &wm9713_dai_ops_aux,
1077 },
1078 {
1079 .name = "wm9713-voice",
1080 .playback = {
1081 .stream_name = "Voice Playback",
1082 .channels_min = 1,
1083 .channels_max = 1,
1084 .rates = WM9713_PCM_RATES,
1085 .formats = WM9713_PCM_FORMATS,},
1086 .capture = {
1087 .stream_name = "Voice Capture",
1088 .channels_min = 1,
1089 .channels_max = 2,
1090 .rates = WM9713_PCM_RATES,
1091 .formats = WM9713_PCM_FORMATS,},
1092 .ops = &wm9713_dai_ops_voice,
1093 .symmetric_rates = 1,
1094 },
1095 };
1096
1097 int wm9713_reset(struct snd_soc_codec *codec, int try_warm)
1098 {
1099 if (try_warm && soc_ac97_ops->warm_reset) {
1100 soc_ac97_ops->warm_reset(codec->ac97);
1101 if (ac97_read(codec, 0) == wm9713_reg[0])
1102 return 1;
1103 }
1104
1105 soc_ac97_ops->reset(codec->ac97);
1106 if (soc_ac97_ops->warm_reset)
1107 soc_ac97_ops->warm_reset(codec->ac97);
1108 if (ac97_read(codec, 0) != wm9713_reg[0])
1109 return -EIO;
1110 return 0;
1111 }
1112 EXPORT_SYMBOL_GPL(wm9713_reset);
1113
1114 static int wm9713_set_bias_level(struct snd_soc_codec *codec,
1115 enum snd_soc_bias_level level)
1116 {
1117 u16 reg;
1118
1119 switch (level) {
1120 case SND_SOC_BIAS_ON:
1121 /* enable thermal shutdown */
1122 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff;
1123 ac97_write(codec, AC97_EXTENDED_MID, reg);
1124 break;
1125 case SND_SOC_BIAS_PREPARE:
1126 break;
1127 case SND_SOC_BIAS_STANDBY:
1128 /* enable master bias and vmid */
1129 reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff;
1130 ac97_write(codec, AC97_EXTENDED_MID, reg);
1131 ac97_write(codec, AC97_POWERDOWN, 0x0000);
1132 break;
1133 case SND_SOC_BIAS_OFF:
1134 /* disable everything including AC link */
1135 ac97_write(codec, AC97_EXTENDED_MID, 0xffff);
1136 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1137 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1138 break;
1139 }
1140 codec->dapm.bias_level = level;
1141 return 0;
1142 }
1143
1144 static int wm9713_soc_suspend(struct snd_soc_codec *codec)
1145 {
1146 u16 reg;
1147
1148 /* Disable everything except touchpanel - that will be handled
1149 * by the touch driver and left disabled if touch is not in
1150 * use. */
1151 reg = ac97_read(codec, AC97_EXTENDED_MID);
1152 ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
1153 ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
1154 ac97_write(codec, AC97_POWERDOWN, 0x6f00);
1155 ac97_write(codec, AC97_POWERDOWN, 0xffff);
1156
1157 return 0;
1158 }
1159
1160 static int wm9713_soc_resume(struct snd_soc_codec *codec)
1161 {
1162 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1163 int i, ret;
1164 u16 *cache = codec->reg_cache;
1165
1166 ret = wm9713_reset(codec, 1);
1167 if (ret < 0) {
1168 printk(KERN_ERR "could not reset AC97 codec\n");
1169 return ret;
1170 }
1171
1172 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1173
1174 /* do we need to re-start the PLL ? */
1175 if (wm9713->pll_in)
1176 wm9713_set_pll(codec, 0, wm9713->pll_in, 0);
1177
1178 /* only synchronise the codec if warm reset failed */
1179 if (ret == 0) {
1180 for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) {
1181 if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID ||
1182 i == AC97_EXTENDED_MSTATUS || i > 0x66)
1183 continue;
1184 soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
1185 }
1186 }
1187
1188 return ret;
1189 }
1190
1191 static int wm9713_soc_probe(struct snd_soc_codec *codec)
1192 {
1193 struct wm9713_priv *wm9713;
1194 int ret = 0, reg;
1195
1196 wm9713 = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL);
1197 if (wm9713 == NULL)
1198 return -ENOMEM;
1199 snd_soc_codec_set_drvdata(codec, wm9713);
1200
1201 ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
1202 if (ret < 0)
1203 goto codec_err;
1204
1205 /* do a cold reset for the controller and then try
1206 * a warm reset followed by an optional cold reset for codec */
1207 wm9713_reset(codec, 0);
1208 ret = wm9713_reset(codec, 1);
1209 if (ret < 0) {
1210 printk(KERN_ERR "Failed to reset WM9713: AC97 link error\n");
1211 goto reset_err;
1212 }
1213
1214 wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
1215
1216 /* unmute the adc - move to kcontrol */
1217 reg = ac97_read(codec, AC97_CD) & 0x7fff;
1218 ac97_write(codec, AC97_CD, reg);
1219
1220 snd_soc_add_codec_controls(codec, wm9713_snd_ac97_controls,
1221 ARRAY_SIZE(wm9713_snd_ac97_controls));
1222
1223 return 0;
1224
1225 reset_err:
1226 snd_soc_free_ac97_codec(codec);
1227 codec_err:
1228 kfree(wm9713);
1229 return ret;
1230 }
1231
1232 static int wm9713_soc_remove(struct snd_soc_codec *codec)
1233 {
1234 struct wm9713_priv *wm9713 = snd_soc_codec_get_drvdata(codec);
1235 snd_soc_free_ac97_codec(codec);
1236 kfree(wm9713);
1237 return 0;
1238 }
1239
1240 static struct snd_soc_codec_driver soc_codec_dev_wm9713 = {
1241 .probe = wm9713_soc_probe,
1242 .remove = wm9713_soc_remove,
1243 .suspend = wm9713_soc_suspend,
1244 .resume = wm9713_soc_resume,
1245 .read = ac97_read,
1246 .write = ac97_write,
1247 .set_bias_level = wm9713_set_bias_level,
1248 .reg_cache_size = ARRAY_SIZE(wm9713_reg),
1249 .reg_word_size = sizeof(u16),
1250 .reg_cache_step = 2,
1251 .reg_cache_default = wm9713_reg,
1252 .dapm_widgets = wm9713_dapm_widgets,
1253 .num_dapm_widgets = ARRAY_SIZE(wm9713_dapm_widgets),
1254 .dapm_routes = wm9713_audio_map,
1255 .num_dapm_routes = ARRAY_SIZE(wm9713_audio_map),
1256 };
1257
1258 static int wm9713_probe(struct platform_device *pdev)
1259 {
1260 return snd_soc_register_codec(&pdev->dev,
1261 &soc_codec_dev_wm9713, wm9713_dai, ARRAY_SIZE(wm9713_dai));
1262 }
1263
1264 static int wm9713_remove(struct platform_device *pdev)
1265 {
1266 snd_soc_unregister_codec(&pdev->dev);
1267 return 0;
1268 }
1269
1270 static struct platform_driver wm9713_codec_driver = {
1271 .driver = {
1272 .name = "wm9713-codec",
1273 .owner = THIS_MODULE,
1274 },
1275
1276 .probe = wm9713_probe,
1277 .remove = wm9713_remove,
1278 };
1279
1280 module_platform_driver(wm9713_codec_driver);
1281
1282 MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver");
1283 MODULE_AUTHOR("Liam Girdwood");
1284 MODULE_LICENSE("GPL");
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