~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/sound/soc/codecs/wm9712.c

Version: ~ [ linux-5.10-rc5 ] ~ [ linux-5.9.10 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.79 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.159 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.208 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.245 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.245 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.85 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  * wm9712.c  --  ALSA Soc WM9712 codec support
  3  *
  4  * Copyright 2006-12 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 
 13 #include <linux/init.h>
 14 #include <linux/slab.h>
 15 #include <linux/mfd/wm97xx.h>
 16 #include <linux/module.h>
 17 #include <linux/kernel.h>
 18 #include <linux/device.h>
 19 #include <linux/regmap.h>
 20 #include <sound/core.h>
 21 #include <sound/pcm.h>
 22 #include <sound/ac97_codec.h>
 23 #include <sound/ac97/codec.h>
 24 #include <sound/ac97/compat.h>
 25 #include <sound/initval.h>
 26 #include <sound/soc.h>
 27 #include <sound/tlv.h>
 28 
 29 #define WM9712_VENDOR_ID 0x574d4c12
 30 #define WM9712_VENDOR_ID_MASK 0xffffffff
 31 
 32 struct wm9712_priv {
 33         struct snd_ac97 *ac97;
 34         unsigned int hp_mixer[2];
 35         struct mutex lock;
 36         struct wm97xx_platform_data *mfd_pdata;
 37 };
 38 
 39 static const struct reg_default wm9712_reg_defaults[] = {
 40         { 0x02, 0x8000 },
 41         { 0x04, 0x8000 },
 42         { 0x06, 0x8000 },
 43         { 0x08, 0x0f0f },
 44         { 0x0a, 0xaaa0 },
 45         { 0x0c, 0xc008 },
 46         { 0x0e, 0x6808 },
 47         { 0x10, 0xe808 },
 48         { 0x12, 0xaaa0 },
 49         { 0x14, 0xad00 },
 50         { 0x16, 0x8000 },
 51         { 0x18, 0xe808 },
 52         { 0x1a, 0x3000 },
 53         { 0x1c, 0x8000 },
 54         { 0x20, 0x0000 },
 55         { 0x22, 0x0000 },
 56         { 0x26, 0x000f },
 57         { 0x28, 0x0605 },
 58         { 0x2a, 0x0410 },
 59         { 0x2c, 0xbb80 },
 60         { 0x2e, 0xbb80 },
 61         { 0x32, 0xbb80 },
 62         { 0x34, 0x2000 },
 63         { 0x4c, 0xf83e },
 64         { 0x4e, 0xffff },
 65         { 0x50, 0x0000 },
 66         { 0x52, 0x0000 },
 67         { 0x56, 0xf83e },
 68         { 0x58, 0x0008 },
 69         { 0x5c, 0x0000 },
 70         { 0x60, 0xb032 },
 71         { 0x62, 0x3e00 },
 72         { 0x64, 0x0000 },
 73         { 0x76, 0x0006 },
 74         { 0x78, 0x0001 },
 75         { 0x7a, 0x0000 },
 76 };
 77 
 78 static bool wm9712_volatile_reg(struct device *dev, unsigned int reg)
 79 {
 80         switch (reg) {
 81         case AC97_REC_GAIN:
 82                 return true;
 83         default:
 84                 return regmap_ac97_default_volatile(dev, reg);
 85         }
 86 }
 87 
 88 static const struct regmap_config wm9712_regmap_config = {
 89         .reg_bits = 16,
 90         .reg_stride = 2,
 91         .val_bits = 16,
 92         .max_register = 0x7e,
 93         .cache_type = REGCACHE_RBTREE,
 94 
 95         .volatile_reg = wm9712_volatile_reg,
 96 
 97         .reg_defaults = wm9712_reg_defaults,
 98         .num_reg_defaults = ARRAY_SIZE(wm9712_reg_defaults),
 99 };
100 
101 #define HPL_MIXER       0x0
102 #define HPR_MIXER       0x1
103 
104 static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
105 static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
106 static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",
107         "Mono"};
108 static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};
109 static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};
110 static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};
111 static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
112 static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",
113         "Stereo"};
114 static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",
115         "Line", "Headphone Mixer", "Phone Mixer", "Phone"};
116 static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};
117 static const char *wm9712_diff_sel[] = {"Mic", "Line"};
118 
119 static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
120 static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 2000, 0);
121 
122 static const struct soc_enum wm9712_enum[] = {
123 SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),
124 SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),
125 SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),
126 SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),
127 SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),
128 SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),
129 SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),
130 SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),
131 SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),
132 SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),
133 SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),
134 SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),
135 };
136 
137 static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {
138 SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
139 SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),
140 SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
141 SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),
142 SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
143 
144 SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),
145 SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),
146 SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),
147 SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),
148 SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
149 SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
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", wm9712_enum[0]),
156 SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
157 SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),
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", wm9712_enum[10]),
161 SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),
162 
163 SOC_SINGLE("Mic Headphone  Volume", AC97_VIDEO, 12, 7, 1),
164 SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
165 
166 SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
167 SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
168 SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
169 
170 SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),
171 SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),
172 SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),
173 
174 SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),
175 SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),
176 SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),
177 
178 SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),
179 SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),
180 
181 SOC_SINGLE_TLV("Capture Boost Switch", AC97_REC_SEL, 14, 1, 0, boost_tlv),
182 SOC_SINGLE_TLV("Capture to Phone Boost Switch", AC97_REC_SEL, 11, 1, 1,
183                boost_tlv),
184 
185 SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),
186 SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),
187 SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),
188 
189 SOC_ENUM("Bass Control", wm9712_enum[5]),
190 SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),
191 SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),
192 SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
193 SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),
194 SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),
195 
196 SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1),
197 SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),
198 SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0),
199 SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
200 
201 SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
202 SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
203 SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv),
204 };
205 
206 static const unsigned int wm9712_mixer_mute_regs[] = {
207         AC97_VIDEO,
208         AC97_PCM,
209         AC97_LINE,
210         AC97_PHONE,
211         AC97_CD,
212         AC97_PC_BEEP,
213 };
214 
215 /* We have to create a fake left and right HP mixers because
216  * the codec only has a single control that is shared by both channels.
217  * This makes it impossible to determine the audio path.
218  */
219 static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,
220         struct snd_ctl_elem_value *ucontrol)
221 {
222         struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
223         struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
224         struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
225         unsigned int val = ucontrol->value.integer.value[0];
226         struct soc_mixer_control *mc =
227                 (struct soc_mixer_control *)kcontrol->private_value;
228         unsigned int mixer, mask, shift, old;
229         struct snd_soc_dapm_update update = { 0 };
230         bool change;
231 
232         mixer = mc->shift >> 8;
233         shift = mc->shift & 0xff;
234         mask = 1 << shift;
235 
236         mutex_lock(&wm9712->lock);
237         old = wm9712->hp_mixer[mixer];
238         if (ucontrol->value.integer.value[0])
239                 wm9712->hp_mixer[mixer] |= mask;
240         else
241                 wm9712->hp_mixer[mixer] &= ~mask;
242 
243         change = old != wm9712->hp_mixer[mixer];
244         if (change) {
245                 update.kcontrol = kcontrol;
246                 update.reg = wm9712_mixer_mute_regs[shift];
247                 update.mask = 0x8000;
248                 if ((wm9712->hp_mixer[0] & mask) ||
249                     (wm9712->hp_mixer[1] & mask))
250                         update.val = 0x0;
251                 else
252                         update.val = 0x8000;
253 
254                 snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
255                         &update);
256         }
257 
258         mutex_unlock(&wm9712->lock);
259 
260         return change;
261 }
262 
263 static int wm9712_hp_mixer_get(struct snd_kcontrol *kcontrol,
264         struct snd_ctl_elem_value *ucontrol)
265 {
266         struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
267         struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
268         struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
269         struct soc_mixer_control *mc =
270                 (struct soc_mixer_control *)kcontrol->private_value;
271         unsigned int shift, mixer;
272 
273         mixer = mc->shift >> 8;
274         shift = mc->shift & 0xff;
275 
276         ucontrol->value.integer.value[0] =
277                 (wm9712->hp_mixer[mixer] >> shift) & 1;
278 
279         return 0;
280 }
281 
282 #define WM9712_HP_MIXER_CTRL(xname, xmixer, xshift) { \
283         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
284         .info = snd_soc_info_volsw, \
285         .get = wm9712_hp_mixer_get, .put = wm9712_hp_mixer_put, \
286         .private_value = SOC_SINGLE_VALUE(SND_SOC_NOPM, \
287                 (xmixer << 8) | xshift, 1, 0, 0) \
288 }
289 
290 /* Left Headphone Mixers */
291 static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
292         WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPL_MIXER, 5),
293         WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 4),
294         WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPL_MIXER, 3),
295         WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPL_MIXER, 2),
296         WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 1),
297         WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPL_MIXER, 0),
298 };
299 
300 /* Right Headphone Mixers */
301 static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
302         WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPR_MIXER, 5),
303         WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 4),
304         WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPR_MIXER, 3),
305         WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPR_MIXER, 2),
306         WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 1),
307         WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPR_MIXER, 0),
308 };
309 
310 /* Speaker Mixer */
311 static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
312         SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
313         SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
314         SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
315         SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
316         SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
317 };
318 
319 /* Phone Mixer */
320 static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
321         SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
322         SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
323         SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
324         SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
325         SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
326         SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
327 };
328 
329 /* ALC headphone mux */
330 static const struct snd_kcontrol_new wm9712_alc_mux_controls =
331 SOC_DAPM_ENUM("Route", wm9712_enum[1]);
332 
333 /* out 3 mux */
334 static const struct snd_kcontrol_new wm9712_out3_mux_controls =
335 SOC_DAPM_ENUM("Route", wm9712_enum[2]);
336 
337 /* spk mux */
338 static const struct snd_kcontrol_new wm9712_spk_mux_controls =
339 SOC_DAPM_ENUM("Route", wm9712_enum[3]);
340 
341 /* Capture to Phone mux */
342 static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
343 SOC_DAPM_ENUM("Route", wm9712_enum[4]);
344 
345 /* Capture left select */
346 static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
347 SOC_DAPM_ENUM("Route", wm9712_enum[8]);
348 
349 /* Capture right select */
350 static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
351 SOC_DAPM_ENUM("Route", wm9712_enum[9]);
352 
353 /* Mic select */
354 static const struct snd_kcontrol_new wm9712_mic_src_controls =
355 SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]);
356 
357 /* diff select */
358 static const struct snd_kcontrol_new wm9712_diff_sel_controls =
359 SOC_DAPM_ENUM("Route", wm9712_enum[11]);
360 
361 static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
362 SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
363         &wm9712_alc_mux_controls),
364 SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
365         &wm9712_out3_mux_controls),
366 SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
367         &wm9712_spk_mux_controls),
368 SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
369         &wm9712_capture_phone_mux_controls),
370 SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
371         &wm9712_capture_selectl_controls),
372 SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
373         &wm9712_capture_selectr_controls),
374 SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0,
375         &wm9712_mic_src_controls),
376 SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0,
377         &wm9712_mic_src_controls),
378 SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
379         &wm9712_diff_sel_controls),
380 SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
381 SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_INT_PAGING, 9, 1,
382         &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls)),
383 SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_INT_PAGING, 8, 1,
384         &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls)),
385 SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
386         &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
387 SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
388         &wm9712_speaker_mixer_controls[0],
389         ARRAY_SIZE(wm9712_speaker_mixer_controls)),
390 SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
391 SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
392 SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
393 SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
394 SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
395 SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
396 SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
397 SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
398 SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
399 SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
400 SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
401 SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
402 SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0),
403 SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
404 SND_SOC_DAPM_OUTPUT("MONOOUT"),
405 SND_SOC_DAPM_OUTPUT("HPOUTL"),
406 SND_SOC_DAPM_OUTPUT("HPOUTR"),
407 SND_SOC_DAPM_OUTPUT("LOUT2"),
408 SND_SOC_DAPM_OUTPUT("ROUT2"),
409 SND_SOC_DAPM_OUTPUT("OUT3"),
410 SND_SOC_DAPM_INPUT("LINEINL"),
411 SND_SOC_DAPM_INPUT("LINEINR"),
412 SND_SOC_DAPM_INPUT("PHONE"),
413 SND_SOC_DAPM_INPUT("PCBEEP"),
414 SND_SOC_DAPM_INPUT("MIC1"),
415 SND_SOC_DAPM_INPUT("MIC2"),
416 };
417 
418 static const struct snd_soc_dapm_route wm9712_audio_map[] = {
419         /* virtual mixer - mixes left & right channels for spk and mono */
420         {"AC97 Mixer", NULL, "Left DAC"},
421         {"AC97 Mixer", NULL, "Right DAC"},
422 
423         /* Left HP mixer */
424         {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
425         {"Left HP Mixer", "Aux Playback Switch",  "Aux DAC"},
426         {"Left HP Mixer", "Phone Bypass Switch",  "Phone PGA"},
427         {"Left HP Mixer", "Line Bypass Switch",   "Line PGA"},
428         {"Left HP Mixer", "PCM Playback Switch",  "Left DAC"},
429         {"Left HP Mixer", "Mic Sidetone Switch",  "Mic PGA"},
430         {"Left HP Mixer", NULL,  "ALC Sidetone Mux"},
431 
432         /* Right HP mixer */
433         {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
434         {"Right HP Mixer", "Aux Playback Switch",  "Aux DAC"},
435         {"Right HP Mixer", "Phone Bypass Switch",  "Phone PGA"},
436         {"Right HP Mixer", "Line Bypass Switch",   "Line PGA"},
437         {"Right HP Mixer", "PCM Playback Switch",  "Right DAC"},
438         {"Right HP Mixer", "Mic Sidetone Switch",  "Mic PGA"},
439         {"Right HP Mixer", NULL,  "ALC Sidetone Mux"},
440 
441         /* speaker mixer */
442         {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
443         {"Speaker Mixer", "Line Bypass Switch",   "Line PGA"},
444         {"Speaker Mixer", "PCM Playback Switch",  "AC97 Mixer"},
445         {"Speaker Mixer", "Phone Bypass Switch",  "Phone PGA"},
446         {"Speaker Mixer", "Aux Playback Switch",  "Aux DAC"},
447 
448         /* Phone mixer */
449         {"Phone Mixer", "PCBeep Bypass Switch",  "PCBEEP"},
450         {"Phone Mixer", "Line Bypass Switch",    "Line PGA"},
451         {"Phone Mixer", "Aux Playback Switch",   "Aux DAC"},
452         {"Phone Mixer", "PCM Playback Switch",   "AC97 Mixer"},
453         {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
454         {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
455 
456         /* inputs */
457         {"Line PGA", NULL, "LINEINL"},
458         {"Line PGA", NULL, "LINEINR"},
459         {"Phone PGA", NULL, "PHONE"},
460         {"Mic PGA", NULL, "MIC1"},
461         {"Mic PGA", NULL, "MIC2"},
462 
463         /* microphones */
464         {"Differential Mic", NULL, "MIC1"},
465         {"Differential Mic", NULL, "MIC2"},
466         {"Left Mic Select Source", "Mic 1", "MIC1"},
467         {"Left Mic Select Source", "Mic 2", "MIC2"},
468         {"Left Mic Select Source", "Stereo", "MIC1"},
469         {"Left Mic Select Source", "Differential", "Differential Mic"},
470         {"Right Mic Select Source", "Mic 1", "MIC1"},
471         {"Right Mic Select Source", "Mic 2", "MIC2"},
472         {"Right Mic Select Source", "Stereo", "MIC2"},
473         {"Right Mic Select Source", "Differential", "Differential Mic"},
474 
475         /* left capture selector */
476         {"Left Capture Select", "Mic", "MIC1"},
477         {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
478         {"Left Capture Select", "Line", "LINEINL"},
479         {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
480         {"Left Capture Select", "Phone Mixer", "Phone Mixer"},
481         {"Left Capture Select", "Phone", "PHONE"},
482 
483         /* right capture selector */
484         {"Right Capture Select", "Mic", "MIC2"},
485         {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
486         {"Right Capture Select", "Line", "LINEINR"},
487         {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
488         {"Right Capture Select", "Phone Mixer", "Phone Mixer"},
489         {"Right Capture Select", "Phone", "PHONE"},
490 
491         /* ALC Sidetone */
492         {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
493         {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
494         {"ALC Sidetone Mux", "Left", "Left Capture Select"},
495         {"ALC Sidetone Mux", "Right", "Right Capture Select"},
496 
497         /* ADC's */
498         {"Left ADC", NULL, "Left Capture Select"},
499         {"Right ADC", NULL, "Right Capture Select"},
500 
501         /* outputs */
502         {"MONOOUT", NULL, "Phone Mixer"},
503         {"HPOUTL", NULL, "Headphone PGA"},
504         {"Headphone PGA", NULL, "Left HP Mixer"},
505         {"HPOUTR", NULL, "Headphone PGA"},
506         {"Headphone PGA", NULL, "Right HP Mixer"},
507 
508         /* mono mixer */
509         {"Mono Mixer", NULL, "Left HP Mixer"},
510         {"Mono Mixer", NULL, "Right HP Mixer"},
511 
512         /* Out3 Mux */
513         {"Out3 Mux", "Left", "Left HP Mixer"},
514         {"Out3 Mux", "Mono", "Phone Mixer"},
515         {"Out3 Mux", "Left + Right", "Mono Mixer"},
516         {"Out 3 PGA", NULL, "Out3 Mux"},
517         {"OUT3", NULL, "Out 3 PGA"},
518 
519         /* speaker Mux */
520         {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
521         {"Speaker Mux", "Headphone Mix", "Mono Mixer"},
522         {"Speaker PGA", NULL, "Speaker Mux"},
523         {"LOUT2", NULL, "Speaker PGA"},
524         {"ROUT2", NULL, "Speaker PGA"},
525 };
526 
527 static int ac97_prepare(struct snd_pcm_substream *substream,
528                         struct snd_soc_dai *dai)
529 {
530         struct snd_soc_codec *codec = dai->codec;
531         int reg;
532         struct snd_pcm_runtime *runtime = substream->runtime;
533 
534         snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x1, 0x1);
535 
536         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
537                 reg = AC97_PCM_FRONT_DAC_RATE;
538         else
539                 reg = AC97_PCM_LR_ADC_RATE;
540 
541         return snd_soc_write(codec, reg, runtime->rate);
542 }
543 
544 static int ac97_aux_prepare(struct snd_pcm_substream *substream,
545                             struct snd_soc_dai *dai)
546 {
547         struct snd_soc_codec *codec = dai->codec;
548         struct snd_pcm_runtime *runtime = substream->runtime;
549 
550         snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x1, 0x1);
551         snd_soc_update_bits(codec, AC97_PCI_SID, 0x8000, 0x8000);
552 
553         if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
554                 return -ENODEV;
555 
556         return snd_soc_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
557 }
558 
559 #define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
560                 SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
561                 SNDRV_PCM_RATE_48000)
562 
563 static const struct snd_soc_dai_ops wm9712_dai_ops_hifi = {
564         .prepare        = ac97_prepare,
565 };
566 
567 static const struct snd_soc_dai_ops wm9712_dai_ops_aux = {
568         .prepare        = ac97_aux_prepare,
569 };
570 
571 static struct snd_soc_dai_driver wm9712_dai[] = {
572 {
573         .name = "wm9712-hifi",
574         .playback = {
575                 .stream_name = "HiFi Playback",
576                 .channels_min = 1,
577                 .channels_max = 2,
578                 .rates = WM9712_AC97_RATES,
579                 .formats = SND_SOC_STD_AC97_FMTS,},
580         .capture = {
581                 .stream_name = "HiFi Capture",
582                 .channels_min = 1,
583                 .channels_max = 2,
584                 .rates = WM9712_AC97_RATES,
585                 .formats = SND_SOC_STD_AC97_FMTS,},
586         .ops = &wm9712_dai_ops_hifi,
587 },
588 {
589         .name = "wm9712-aux",
590         .playback = {
591                 .stream_name = "Aux Playback",
592                 .channels_min = 1,
593                 .channels_max = 1,
594                 .rates = WM9712_AC97_RATES,
595                 .formats = SND_SOC_STD_AC97_FMTS,},
596         .ops = &wm9712_dai_ops_aux,
597 }
598 };
599 
600 static int wm9712_set_bias_level(struct snd_soc_codec *codec,
601                                  enum snd_soc_bias_level level)
602 {
603         switch (level) {
604         case SND_SOC_BIAS_ON:
605         case SND_SOC_BIAS_PREPARE:
606                 break;
607         case SND_SOC_BIAS_STANDBY:
608                 snd_soc_write(codec, AC97_POWERDOWN, 0x0000);
609                 break;
610         case SND_SOC_BIAS_OFF:
611                 /* disable everything including AC link */
612                 snd_soc_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
613                 snd_soc_write(codec, AC97_POWERDOWN, 0xffff);
614                 break;
615         }
616         return 0;
617 }
618 
619 static int wm9712_soc_resume(struct snd_soc_codec *codec)
620 {
621         struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
622         int ret;
623 
624         ret = snd_ac97_reset(wm9712->ac97, true, WM9712_VENDOR_ID,
625                 WM9712_VENDOR_ID_MASK);
626         if (ret < 0)
627                 return ret;
628 
629         snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
630 
631         if (ret == 0)
632                 regcache_sync(codec->component.regmap);
633 
634         return ret;
635 }
636 
637 static int wm9712_soc_probe(struct snd_soc_codec *codec)
638 {
639         struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
640         struct regmap *regmap;
641         int ret;
642 
643         if (wm9712->mfd_pdata) {
644                 wm9712->ac97 = wm9712->mfd_pdata->ac97;
645                 regmap = wm9712->mfd_pdata->regmap;
646         } else {
647 #ifdef CONFIG_SND_SOC_AC97_BUS
648                 wm9712->ac97 = snd_soc_new_ac97_codec(codec, WM9712_VENDOR_ID,
649                                                       WM9712_VENDOR_ID_MASK);
650                 if (IS_ERR(wm9712->ac97)) {
651                         ret = PTR_ERR(wm9712->ac97);
652                         dev_err(codec->dev,
653                                 "Failed to register AC97 codec: %d\n", ret);
654                         return ret;
655                 }
656 
657                 regmap = regmap_init_ac97(wm9712->ac97, &wm9712_regmap_config);
658                 if (IS_ERR(regmap)) {
659                         snd_soc_free_ac97_codec(wm9712->ac97);
660                         return PTR_ERR(regmap);
661                 }
662 #endif
663         }
664 
665         snd_soc_codec_init_regmap(codec, regmap);
666 
667         /* set alc mux to none */
668         snd_soc_update_bits(codec, AC97_VIDEO, 0x3000, 0x3000);
669 
670         return 0;
671 }
672 
673 static int wm9712_soc_remove(struct snd_soc_codec *codec)
674 {
675 #ifdef CONFIG_SND_SOC_AC97_BUS
676         struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
677 
678         if (!wm9712->mfd_pdata) {
679                 snd_soc_codec_exit_regmap(codec);
680                 snd_soc_free_ac97_codec(wm9712->ac97);
681         }
682 #endif
683         return 0;
684 }
685 
686 static const struct snd_soc_codec_driver soc_codec_dev_wm9712 = {
687         .probe =        wm9712_soc_probe,
688         .remove =       wm9712_soc_remove,
689         .resume =       wm9712_soc_resume,
690         .set_bias_level = wm9712_set_bias_level,
691         .suspend_bias_off = true,
692 
693         .component_driver = {
694                 .controls               = wm9712_snd_ac97_controls,
695                 .num_controls           = ARRAY_SIZE(wm9712_snd_ac97_controls),
696                 .dapm_widgets           = wm9712_dapm_widgets,
697                 .num_dapm_widgets       = ARRAY_SIZE(wm9712_dapm_widgets),
698                 .dapm_routes            = wm9712_audio_map,
699                 .num_dapm_routes        = ARRAY_SIZE(wm9712_audio_map),
700         },
701 };
702 
703 static int wm9712_probe(struct platform_device *pdev)
704 {
705         struct wm9712_priv *wm9712;
706 
707         wm9712 = devm_kzalloc(&pdev->dev, sizeof(*wm9712), GFP_KERNEL);
708         if (wm9712 == NULL)
709                 return -ENOMEM;
710 
711         mutex_init(&wm9712->lock);
712 
713         wm9712->mfd_pdata = dev_get_platdata(&pdev->dev);
714         platform_set_drvdata(pdev, wm9712);
715 
716         return snd_soc_register_codec(&pdev->dev,
717                         &soc_codec_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));
718 }
719 
720 static int wm9712_remove(struct platform_device *pdev)
721 {
722         snd_soc_unregister_codec(&pdev->dev);
723         return 0;
724 }
725 
726 static struct platform_driver wm9712_codec_driver = {
727         .driver = {
728                 .name = "wm9712-codec",
729         },
730 
731         .probe = wm9712_probe,
732         .remove = wm9712_remove,
733 };
734 
735 module_platform_driver(wm9712_codec_driver);
736 
737 MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
738 MODULE_AUTHOR("Liam Girdwood");
739 MODULE_LICENSE("GPL");
740 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp