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1 | /* | |
2 | * wm9713.c -- ALSA Soc WM9713 codec support | |
3 | * | |
4 | * Copyright 2006 Wolfson Microelectronics PLC. | |
5 | * Author: Liam Girdwood | |
6 | * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2 of the License, or (at your | |
11 | * option) any later version. | |
12 | * | |
13 | * Features:- | |
14 | * | |
15 | * o Support for AC97 Codec, Voice DAC and Aux DAC | |
16 | * o Support for DAPM | |
17 | */ | |
18 | ||
19 | #include <linux/init.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/soc.h> | |
28 | #include <sound/soc-dapm.h> | |
29 | ||
30 | #include "wm9713.h" | |
31 | ||
32 | #define WM9713_VERSION "0.15" | |
33 | ||
34 | struct wm9713_priv { | |
35 | u32 pll_in; /* PLL input frequency */ | |
36 | u32 pll_out; /* PLL output frequency */ | |
37 | }; | |
38 | ||
39 | static unsigned int ac97_read(struct snd_soc_codec *codec, | |
40 | unsigned int reg); | |
41 | static int ac97_write(struct snd_soc_codec *codec, | |
42 | unsigned int reg, unsigned int val); | |
43 | ||
44 | /* | |
45 | * WM9713 register cache | |
46 | * Reg 0x3c bit 15 is used by touch driver. | |
47 | */ | |
48 | static const u16 wm9713_reg[] = { | |
49 | 0x6174, 0x8080, 0x8080, 0x8080, | |
50 | 0xc880, 0xe808, 0xe808, 0x0808, | |
51 | 0x00da, 0x8000, 0xd600, 0xaaa0, | |
52 | 0xaaa0, 0xaaa0, 0x0000, 0x0000, | |
53 | 0x0f0f, 0x0040, 0x0000, 0x7f00, | |
54 | 0x0405, 0x0410, 0xbb80, 0xbb80, | |
55 | 0x0000, 0xbb80, 0x0000, 0x4523, | |
56 | 0x0000, 0x2000, 0x7eff, 0xffff, | |
57 | 0x0000, 0x0000, 0x0080, 0x0000, | |
58 | 0x0000, 0x0000, 0xfffe, 0xffff, | |
59 | 0x0000, 0x0000, 0x0000, 0xfffe, | |
60 | 0x4000, 0x0000, 0x0000, 0x0000, | |
61 | 0xb032, 0x3e00, 0x0000, 0x0000, | |
62 | 0x0000, 0x0000, 0x0000, 0x0000, | |
63 | 0x0000, 0x0000, 0x0000, 0x0006, | |
64 | 0x0001, 0x0000, 0x574d, 0x4c13, | |
65 | 0x0000, 0x0000, 0x0000 | |
66 | }; | |
67 | ||
68 | /* virtual HP mixers regs */ | |
69 | #define HPL_MIXER 0x80 | |
70 | #define HPR_MIXER 0x82 | |
71 | #define MICB_MUX 0x82 | |
72 | ||
73 | static const char *wm9713_mic_mixer[] = {"Stereo", "Mic 1", "Mic 2", "Mute"}; | |
74 | static const char *wm9713_rec_mux[] = {"Stereo", "Left", "Right", "Mute"}; | |
75 | static const char *wm9713_rec_src[] = | |
76 | {"Mic 1", "Mic 2", "Line", "Mono In", "Headphone", "Speaker", | |
77 | "Mono Out", "Zh"}; | |
78 | static const char *wm9713_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"}; | |
79 | static const char *wm9713_alc_select[] = {"None", "Left", "Right", "Stereo"}; | |
80 | static const char *wm9713_mono_pga[] = {"Vmid", "Zh", "Mono", "Inv", | |
81 | "Mono Vmid", "Inv Vmid"}; | |
82 | static const char *wm9713_spk_pga[] = | |
83 | {"Vmid", "Zh", "Headphone", "Speaker", "Inv", "Headphone Vmid", | |
84 | "Speaker Vmid", "Inv Vmid"}; | |
85 | static const char *wm9713_hp_pga[] = {"Vmid", "Zh", "Headphone", | |
86 | "Headphone Vmid"}; | |
87 | static const char *wm9713_out3_pga[] = {"Vmid", "Zh", "Inv 1", "Inv 1 Vmid"}; | |
88 | static const char *wm9713_out4_pga[] = {"Vmid", "Zh", "Inv 2", "Inv 2 Vmid"}; | |
89 | static const char *wm9713_dac_inv[] = | |
90 | {"Off", "Mono", "Speaker", "Left Headphone", "Right Headphone", | |
91 | "Headphone Mono", "NC", "Vmid"}; | |
92 | static const char *wm9713_bass[] = {"Linear Control", "Adaptive Boost"}; | |
93 | static const char *wm9713_ng_type[] = {"Constant Gain", "Mute"}; | |
94 | static const char *wm9713_mic_select[] = {"Mic 1", "Mic 2 A", "Mic 2 B"}; | |
95 | static const char *wm9713_micb_select[] = {"MPB", "MPA"}; | |
96 | ||
97 | static const struct soc_enum wm9713_enum[] = { | |
98 | SOC_ENUM_SINGLE(AC97_LINE, 3, 4, wm9713_mic_mixer), /* record mic mixer 0 */ | |
99 | SOC_ENUM_SINGLE(AC97_VIDEO, 14, 4, wm9713_rec_mux), /* record mux hp 1 */ | |
100 | SOC_ENUM_SINGLE(AC97_VIDEO, 9, 4, wm9713_rec_mux), /* record mux mono 2 */ | |
101 | SOC_ENUM_SINGLE(AC97_VIDEO, 3, 8, wm9713_rec_src), /* record mux left 3 */ | |
102 | SOC_ENUM_SINGLE(AC97_VIDEO, 0, 8, wm9713_rec_src), /* record mux right 4*/ | |
103 | SOC_ENUM_DOUBLE(AC97_CD, 14, 6, 2, wm9713_rec_gain), /* record step size 5 */ | |
104 | SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9713_alc_select), /* alc source select 6*/ | |
105 | SOC_ENUM_SINGLE(AC97_REC_GAIN, 14, 4, wm9713_mono_pga), /* mono input select 7 */ | |
106 | SOC_ENUM_SINGLE(AC97_REC_GAIN, 11, 8, wm9713_spk_pga), /* speaker left input select 8 */ | |
107 | SOC_ENUM_SINGLE(AC97_REC_GAIN, 8, 8, wm9713_spk_pga), /* speaker right input select 9 */ | |
108 | SOC_ENUM_SINGLE(AC97_REC_GAIN, 6, 3, wm9713_hp_pga), /* headphone left input 10 */ | |
109 | SOC_ENUM_SINGLE(AC97_REC_GAIN, 4, 3, wm9713_hp_pga), /* headphone right input 11 */ | |
110 | SOC_ENUM_SINGLE(AC97_REC_GAIN, 2, 4, wm9713_out3_pga), /* out 3 source 12 */ | |
111 | SOC_ENUM_SINGLE(AC97_REC_GAIN, 0, 4, wm9713_out4_pga), /* out 4 source 13 */ | |
112 | SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 13, 8, wm9713_dac_inv), /* dac invert 1 14 */ | |
113 | SOC_ENUM_SINGLE(AC97_REC_GAIN_MIC, 10, 8, wm9713_dac_inv), /* dac invert 2 15 */ | |
114 | SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, wm9713_bass), /* bass control 16 */ | |
115 | SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9713_ng_type), /* noise gate type 17 */ | |
116 | SOC_ENUM_SINGLE(AC97_3D_CONTROL, 12, 3, wm9713_mic_select), /* mic selection 18 */ | |
117 | SOC_ENUM_SINGLE(MICB_MUX, 0, 2, wm9713_micb_select), /* mic selection 19 */ | |
118 | }; | |
119 | ||
120 | static const struct snd_kcontrol_new wm9713_snd_ac97_controls[] = { | |
121 | SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1), | |
122 | SOC_DOUBLE("Speaker Playback Switch", AC97_MASTER, 15, 7, 1, 1), | |
123 | SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), | |
124 | SOC_DOUBLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 7, 1, 1), | |
125 | SOC_DOUBLE("Line In Volume", AC97_PC_BEEP, 8, 0, 31, 1), | |
126 | SOC_DOUBLE("PCM Playback Volume", AC97_PHONE, 8, 0, 31, 1), | |
127 | SOC_SINGLE("Mic 1 Volume", AC97_MIC, 8, 31, 1), | |
128 | SOC_SINGLE("Mic 2 Volume", AC97_MIC, 0, 31, 1), | |
129 | ||
130 | SOC_SINGLE("Mic Boost (+20dB) Switch", AC97_LINE, 5, 1, 0), | |
131 | SOC_SINGLE("Mic Headphone Mixer Volume", AC97_LINE, 0, 7, 1), | |
132 | ||
133 | SOC_SINGLE("Capture Switch", AC97_CD, 15, 1, 1), | |
134 | SOC_ENUM("Capture Volume Steps", wm9713_enum[5]), | |
135 | SOC_DOUBLE("Capture Volume", AC97_CD, 8, 0, 31, 0), | |
136 | SOC_SINGLE("Capture ZC Switch", AC97_CD, 7, 1, 0), | |
137 | ||
138 | SOC_SINGLE("Capture to Headphone Volume", AC97_VIDEO, 11, 7, 1), | |
139 | SOC_SINGLE("Capture to Mono Boost (+20dB) Switch", AC97_VIDEO, 8, 1, 0), | |
140 | SOC_SINGLE("Capture ADC Boost (+20dB) Switch", AC97_VIDEO, 6, 1, 0), | |
141 | ||
142 | SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0), | |
143 | SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0), | |
144 | SOC_SINGLE("ALC Decay Time ", AC97_CODEC_CLASS_REV, 4, 15, 0), | |
145 | SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0), | |
146 | SOC_ENUM("ALC Function", wm9713_enum[6]), | |
147 | SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0), | |
148 | SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 0), | |
149 | SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0), | |
150 | SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0), | |
151 | SOC_ENUM("ALC NG Type", wm9713_enum[17]), | |
152 | SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 0), | |
153 | ||
154 | SOC_DOUBLE("Speaker Playback ZC Switch", AC97_MASTER, 14, 6, 1, 0), | |
155 | SOC_DOUBLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 14, 6, 1, 0), | |
156 | ||
157 | SOC_SINGLE("Out4 Playback Switch", AC97_MASTER_MONO, 15, 1, 1), | |
158 | SOC_SINGLE("Out4 Playback ZC Switch", AC97_MASTER_MONO, 14, 1, 0), | |
159 | SOC_SINGLE("Out4 Playback Volume", AC97_MASTER_MONO, 8, 63, 1), | |
160 | ||
161 | SOC_SINGLE("Out3 Playback Switch", AC97_MASTER_MONO, 7, 1, 1), | |
162 | SOC_SINGLE("Out3 Playback ZC Switch", AC97_MASTER_MONO, 6, 1, 0), | |
163 | SOC_SINGLE("Out3 Playback Volume", AC97_MASTER_MONO, 0, 63, 1), | |
164 | ||
165 | SOC_SINGLE("Mono Capture Volume", AC97_MASTER_TONE, 8, 31, 1), | |
166 | SOC_SINGLE("Mono Playback Switch", AC97_MASTER_TONE, 7, 1, 1), | |
167 | SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_TONE, 6, 1, 0), | |
168 | SOC_SINGLE("Mono Playback Volume", AC97_MASTER_TONE, 0, 31, 1), | |
169 | ||
170 | SOC_SINGLE("PC Beep Playback Headphone Volume", AC97_AUX, 12, 7, 1), | |
171 | SOC_SINGLE("PC Beep Playback Speaker Volume", AC97_AUX, 8, 7, 1), | |
172 | SOC_SINGLE("PC Beep Playback Mono Volume", AC97_AUX, 4, 7, 1), | |
173 | ||
174 | SOC_SINGLE("Voice Playback Headphone Volume", AC97_PCM, 12, 7, 1), | |
175 | SOC_SINGLE("Voice Playback Master Volume", AC97_PCM, 8, 7, 1), | |
176 | SOC_SINGLE("Voice Playback Mono Volume", AC97_PCM, 4, 7, 1), | |
177 | ||
178 | SOC_SINGLE("Aux Playback Headphone Volume", AC97_REC_SEL, 12, 7, 1), | |
179 | SOC_SINGLE("Aux Playback Master Volume", AC97_REC_SEL, 8, 7, 1), | |
180 | SOC_SINGLE("Aux Playback Mono Volume", AC97_REC_SEL, 4, 7, 1), | |
181 | ||
182 | SOC_ENUM("Bass Control", wm9713_enum[16]), | |
183 | SOC_SINGLE("Bass Cut-off Switch", AC97_GENERAL_PURPOSE, 12, 1, 1), | |
184 | SOC_SINGLE("Tone Cut-off Switch", AC97_GENERAL_PURPOSE, 4, 1, 1), | |
185 | SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_GENERAL_PURPOSE, 6, 1, 0), | |
186 | SOC_SINGLE("Bass Volume", AC97_GENERAL_PURPOSE, 8, 15, 1), | |
187 | SOC_SINGLE("Tone Volume", AC97_GENERAL_PURPOSE, 0, 15, 1), | |
188 | ||
189 | SOC_SINGLE("3D Upper Cut-off Switch", AC97_REC_GAIN_MIC, 5, 1, 0), | |
190 | SOC_SINGLE("3D Lower Cut-off Switch", AC97_REC_GAIN_MIC, 4, 1, 0), | |
191 | SOC_SINGLE("3D Depth", AC97_REC_GAIN_MIC, 0, 15, 1), | |
192 | }; | |
193 | ||
194 | /* add non dapm controls */ | |
195 | static int wm9713_add_controls(struct snd_soc_codec *codec) | |
196 | { | |
197 | int err, i; | |
198 | ||
199 | for (i = 0; i < ARRAY_SIZE(wm9713_snd_ac97_controls); i++) { | |
200 | err = snd_ctl_add(codec->card, | |
201 | snd_soc_cnew(&wm9713_snd_ac97_controls[i], | |
202 | codec, NULL)); | |
203 | if (err < 0) | |
204 | return err; | |
205 | } | |
206 | return 0; | |
207 | } | |
208 | ||
209 | /* We have to create a fake left and right HP mixers because | |
210 | * the codec only has a single control that is shared by both channels. | |
211 | * This makes it impossible to determine the audio path using the current | |
212 | * register map, thus we add a new (virtual) register to help determine the | |
213 | * audio route within the device. | |
214 | */ | |
215 | static int mixer_event(struct snd_soc_dapm_widget *w, | |
216 | struct snd_kcontrol *kcontrol, int event) | |
217 | { | |
218 | u16 l, r, beep, tone, phone, rec, pcm, aux; | |
219 | ||
220 | l = ac97_read(w->codec, HPL_MIXER); | |
221 | r = ac97_read(w->codec, HPR_MIXER); | |
222 | beep = ac97_read(w->codec, AC97_PC_BEEP); | |
223 | tone = ac97_read(w->codec, AC97_MASTER_TONE); | |
224 | phone = ac97_read(w->codec, AC97_PHONE); | |
225 | rec = ac97_read(w->codec, AC97_REC_SEL); | |
226 | pcm = ac97_read(w->codec, AC97_PCM); | |
227 | aux = ac97_read(w->codec, AC97_AUX); | |
228 | ||
229 | if (event & SND_SOC_DAPM_PRE_REG) | |
230 | return 0; | |
231 | if ((l & 0x1) || (r & 0x1)) | |
232 | ac97_write(w->codec, AC97_PC_BEEP, beep & 0x7fff); | |
233 | else | |
234 | ac97_write(w->codec, AC97_PC_BEEP, beep | 0x8000); | |
235 | ||
236 | if ((l & 0x2) || (r & 0x2)) | |
237 | ac97_write(w->codec, AC97_MASTER_TONE, tone & 0x7fff); | |
238 | else | |
239 | ac97_write(w->codec, AC97_MASTER_TONE, tone | 0x8000); | |
240 | ||
241 | if ((l & 0x4) || (r & 0x4)) | |
242 | ac97_write(w->codec, AC97_PHONE, phone & 0x7fff); | |
243 | else | |
244 | ac97_write(w->codec, AC97_PHONE, phone | 0x8000); | |
245 | ||
246 | if ((l & 0x8) || (r & 0x8)) | |
247 | ac97_write(w->codec, AC97_REC_SEL, rec & 0x7fff); | |
248 | else | |
249 | ac97_write(w->codec, AC97_REC_SEL, rec | 0x8000); | |
250 | ||
251 | if ((l & 0x10) || (r & 0x10)) | |
252 | ac97_write(w->codec, AC97_PCM, pcm & 0x7fff); | |
253 | else | |
254 | ac97_write(w->codec, AC97_PCM, pcm | 0x8000); | |
255 | ||
256 | if ((l & 0x20) || (r & 0x20)) | |
257 | ac97_write(w->codec, AC97_AUX, aux & 0x7fff); | |
258 | else | |
259 | ac97_write(w->codec, AC97_AUX, aux | 0x8000); | |
260 | ||
261 | return 0; | |
262 | } | |
263 | ||
264 | /* Left Headphone Mixers */ | |
265 | static const struct snd_kcontrol_new wm9713_hpl_mixer_controls[] = { | |
266 | SOC_DAPM_SINGLE("PC Beep Playback Switch", HPL_MIXER, 5, 1, 0), | |
267 | SOC_DAPM_SINGLE("Voice Playback Switch", HPL_MIXER, 4, 1, 0), | |
268 | SOC_DAPM_SINGLE("Aux Playback Switch", HPL_MIXER, 3, 1, 0), | |
269 | SOC_DAPM_SINGLE("PCM Playback Switch", HPL_MIXER, 2, 1, 0), | |
270 | SOC_DAPM_SINGLE("MonoIn Playback Switch", HPL_MIXER, 1, 1, 0), | |
271 | SOC_DAPM_SINGLE("Bypass Playback Switch", HPL_MIXER, 0, 1, 0), | |
272 | }; | |
273 | ||
274 | /* Right Headphone Mixers */ | |
275 | static const struct snd_kcontrol_new wm9713_hpr_mixer_controls[] = { | |
276 | SOC_DAPM_SINGLE("PC Beep Playback Switch", HPR_MIXER, 5, 1, 0), | |
277 | SOC_DAPM_SINGLE("Voice Playback Switch", HPR_MIXER, 4, 1, 0), | |
278 | SOC_DAPM_SINGLE("Aux Playback Switch", HPR_MIXER, 3, 1, 0), | |
279 | SOC_DAPM_SINGLE("PCM Playback Switch", HPR_MIXER, 2, 1, 0), | |
280 | SOC_DAPM_SINGLE("MonoIn Playback Switch", HPR_MIXER, 1, 1, 0), | |
281 | SOC_DAPM_SINGLE("Bypass Playback Switch", HPR_MIXER, 0, 1, 0), | |
282 | }; | |
283 | ||
284 | /* headphone capture mux */ | |
285 | static const struct snd_kcontrol_new wm9713_hp_rec_mux_controls = | |
286 | SOC_DAPM_ENUM("Route", wm9713_enum[1]); | |
287 | ||
288 | /* headphone mic mux */ | |
289 | static const struct snd_kcontrol_new wm9713_hp_mic_mux_controls = | |
290 | SOC_DAPM_ENUM("Route", wm9713_enum[0]); | |
291 | ||
292 | /* Speaker Mixer */ | |
293 | static const struct snd_kcontrol_new wm9713_speaker_mixer_controls[] = { | |
294 | SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 11, 1, 1), | |
295 | SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 11, 1, 1), | |
296 | SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 11, 1, 1), | |
297 | SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 14, 1, 1), | |
298 | SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 14, 1, 1), | |
299 | SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 14, 1, 1), | |
300 | }; | |
301 | ||
302 | /* Mono Mixer */ | |
303 | static const struct snd_kcontrol_new wm9713_mono_mixer_controls[] = { | |
304 | SOC_DAPM_SINGLE("PC Beep Playback Switch", AC97_AUX, 7, 1, 1), | |
305 | SOC_DAPM_SINGLE("Voice Playback Switch", AC97_PCM, 7, 1, 1), | |
306 | SOC_DAPM_SINGLE("Aux Playback Switch", AC97_REC_SEL, 7, 1, 1), | |
307 | SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PHONE, 13, 1, 1), | |
308 | SOC_DAPM_SINGLE("MonoIn Playback Switch", AC97_MASTER_TONE, 13, 1, 1), | |
309 | SOC_DAPM_SINGLE("Bypass Playback Switch", AC97_PC_BEEP, 13, 1, 1), | |
310 | SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_LINE, 7, 1, 1), | |
311 | SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_LINE, 6, 1, 1), | |
312 | }; | |
313 | ||
314 | /* mono mic mux */ | |
315 | static const struct snd_kcontrol_new wm9713_mono_mic_mux_controls = | |
316 | SOC_DAPM_ENUM("Route", wm9713_enum[2]); | |
317 | ||
318 | /* mono output mux */ | |
319 | static const struct snd_kcontrol_new wm9713_mono_mux_controls = | |
320 | SOC_DAPM_ENUM("Route", wm9713_enum[7]); | |
321 | ||
322 | /* speaker left output mux */ | |
323 | static const struct snd_kcontrol_new wm9713_hp_spkl_mux_controls = | |
324 | SOC_DAPM_ENUM("Route", wm9713_enum[8]); | |
325 | ||
326 | /* speaker right output mux */ | |
327 | static const struct snd_kcontrol_new wm9713_hp_spkr_mux_controls = | |
328 | SOC_DAPM_ENUM("Route", wm9713_enum[9]); | |
329 | ||
330 | /* headphone left output mux */ | |
331 | static const struct snd_kcontrol_new wm9713_hpl_out_mux_controls = | |
332 | SOC_DAPM_ENUM("Route", wm9713_enum[10]); | |
333 | ||
334 | /* headphone right output mux */ | |
335 | static const struct snd_kcontrol_new wm9713_hpr_out_mux_controls = | |
336 | SOC_DAPM_ENUM("Route", wm9713_enum[11]); | |
337 | ||
338 | /* Out3 mux */ | |
339 | static const struct snd_kcontrol_new wm9713_out3_mux_controls = | |
340 | SOC_DAPM_ENUM("Route", wm9713_enum[12]); | |
341 | ||
342 | /* Out4 mux */ | |
343 | static const struct snd_kcontrol_new wm9713_out4_mux_controls = | |
344 | SOC_DAPM_ENUM("Route", wm9713_enum[13]); | |
345 | ||
346 | /* DAC inv mux 1 */ | |
347 | static const struct snd_kcontrol_new wm9713_dac_inv1_mux_controls = | |
348 | SOC_DAPM_ENUM("Route", wm9713_enum[14]); | |
349 | ||
350 | /* DAC inv mux 2 */ | |
351 | static const struct snd_kcontrol_new wm9713_dac_inv2_mux_controls = | |
352 | SOC_DAPM_ENUM("Route", wm9713_enum[15]); | |
353 | ||
354 | /* Capture source left */ | |
355 | static const struct snd_kcontrol_new wm9713_rec_srcl_mux_controls = | |
356 | SOC_DAPM_ENUM("Route", wm9713_enum[3]); | |
357 | ||
358 | /* Capture source right */ | |
359 | static const struct snd_kcontrol_new wm9713_rec_srcr_mux_controls = | |
360 | SOC_DAPM_ENUM("Route", wm9713_enum[4]); | |
361 | ||
362 | /* mic source */ | |
363 | static const struct snd_kcontrol_new wm9713_mic_sel_mux_controls = | |
364 | SOC_DAPM_ENUM("Route", wm9713_enum[18]); | |
365 | ||
366 | /* mic source B virtual control */ | |
367 | static const struct snd_kcontrol_new wm9713_micb_sel_mux_controls = | |
368 | SOC_DAPM_ENUM("Route", wm9713_enum[19]); | |
369 | ||
370 | static const struct snd_soc_dapm_widget wm9713_dapm_widgets[] = { | |
371 | SND_SOC_DAPM_MUX("Capture Headphone Mux", SND_SOC_NOPM, 0, 0, | |
372 | &wm9713_hp_rec_mux_controls), | |
373 | SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0, | |
374 | &wm9713_hp_mic_mux_controls), | |
375 | SND_SOC_DAPM_MUX("Capture Mono Mux", SND_SOC_NOPM, 0, 0, | |
376 | &wm9713_mono_mic_mux_controls), | |
377 | SND_SOC_DAPM_MUX("Mono Out Mux", SND_SOC_NOPM, 0, 0, | |
378 | &wm9713_mono_mux_controls), | |
379 | SND_SOC_DAPM_MUX("Left Speaker Out Mux", SND_SOC_NOPM, 0, 0, | |
380 | &wm9713_hp_spkl_mux_controls), | |
381 | SND_SOC_DAPM_MUX("Right Speaker Out Mux", SND_SOC_NOPM, 0, 0, | |
382 | &wm9713_hp_spkr_mux_controls), | |
383 | SND_SOC_DAPM_MUX("Left Headphone Out Mux", SND_SOC_NOPM, 0, 0, | |
384 | &wm9713_hpl_out_mux_controls), | |
385 | SND_SOC_DAPM_MUX("Right Headphone Out Mux", SND_SOC_NOPM, 0, 0, | |
386 | &wm9713_hpr_out_mux_controls), | |
387 | SND_SOC_DAPM_MUX("Out 3 Mux", SND_SOC_NOPM, 0, 0, | |
388 | &wm9713_out3_mux_controls), | |
389 | SND_SOC_DAPM_MUX("Out 4 Mux", SND_SOC_NOPM, 0, 0, | |
390 | &wm9713_out4_mux_controls), | |
391 | SND_SOC_DAPM_MUX("DAC Inv Mux 1", SND_SOC_NOPM, 0, 0, | |
392 | &wm9713_dac_inv1_mux_controls), | |
393 | SND_SOC_DAPM_MUX("DAC Inv Mux 2", SND_SOC_NOPM, 0, 0, | |
394 | &wm9713_dac_inv2_mux_controls), | |
395 | SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, | |
396 | &wm9713_rec_srcl_mux_controls), | |
397 | SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, | |
398 | &wm9713_rec_srcr_mux_controls), | |
399 | SND_SOC_DAPM_MUX("Mic A Source", SND_SOC_NOPM, 0, 0, | |
400 | &wm9713_mic_sel_mux_controls), | |
401 | SND_SOC_DAPM_MUX("Mic B Source", SND_SOC_NOPM, 0, 0, | |
402 | &wm9713_micb_sel_mux_controls), | |
403 | SND_SOC_DAPM_MIXER_E("Left HP Mixer", AC97_EXTENDED_MID, 3, 1, | |
404 | &wm9713_hpl_mixer_controls[0], ARRAY_SIZE(wm9713_hpl_mixer_controls), | |
405 | mixer_event, SND_SOC_DAPM_POST_REG), | |
406 | SND_SOC_DAPM_MIXER_E("Right HP Mixer", AC97_EXTENDED_MID, 2, 1, | |
407 | &wm9713_hpr_mixer_controls[0], ARRAY_SIZE(wm9713_hpr_mixer_controls), | |
408 | mixer_event, SND_SOC_DAPM_POST_REG), | |
409 | SND_SOC_DAPM_MIXER("Mono Mixer", AC97_EXTENDED_MID, 0, 1, | |
410 | &wm9713_mono_mixer_controls[0], ARRAY_SIZE(wm9713_mono_mixer_controls)), | |
411 | SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_EXTENDED_MID, 1, 1, | |
412 | &wm9713_speaker_mixer_controls[0], | |
413 | ARRAY_SIZE(wm9713_speaker_mixer_controls)), | |
414 | SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_EXTENDED_MID, 7, 1), | |
415 | SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_EXTENDED_MID, 6, 1), | |
416 | SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), | |
417 | SND_SOC_DAPM_MIXER("HP Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), | |
418 | SND_SOC_DAPM_MIXER("Line Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), | |
419 | SND_SOC_DAPM_MIXER("Capture Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), | |
420 | SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", AC97_EXTENDED_MID, 12, 1), | |
421 | SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", AC97_EXTENDED_MID, 11, 1), | |
422 | SND_SOC_DAPM_PGA("Left ADC", AC97_EXTENDED_MID, 5, 1, NULL, 0), | |
423 | SND_SOC_DAPM_PGA("Right ADC", AC97_EXTENDED_MID, 4, 1, NULL, 0), | |
424 | SND_SOC_DAPM_ADC("Left HiFi ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0), | |
425 | SND_SOC_DAPM_ADC("Right HiFi ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0), | |
426 | SND_SOC_DAPM_ADC("Left Voice ADC", "Left Voice Capture", SND_SOC_NOPM, 0, 0), | |
427 | SND_SOC_DAPM_ADC("Right Voice ADC", "Right Voice Capture", SND_SOC_NOPM, 0, 0), | |
428 | SND_SOC_DAPM_PGA("Left Headphone", AC97_EXTENDED_MSTATUS, 10, 1, NULL, 0), | |
429 | SND_SOC_DAPM_PGA("Right Headphone", AC97_EXTENDED_MSTATUS, 9, 1, NULL, 0), | |
430 | SND_SOC_DAPM_PGA("Left Speaker", AC97_EXTENDED_MSTATUS, 8, 1, NULL, 0), | |
431 | SND_SOC_DAPM_PGA("Right Speaker", AC97_EXTENDED_MSTATUS, 7, 1, NULL, 0), | |
432 | SND_SOC_DAPM_PGA("Out 3", AC97_EXTENDED_MSTATUS, 11, 1, NULL, 0), | |
433 | SND_SOC_DAPM_PGA("Out 4", AC97_EXTENDED_MSTATUS, 12, 1, NULL, 0), | |
434 | SND_SOC_DAPM_PGA("Mono Out", AC97_EXTENDED_MSTATUS, 13, 1, NULL, 0), | |
435 | SND_SOC_DAPM_PGA("Left Line In", AC97_EXTENDED_MSTATUS, 6, 1, NULL, 0), | |
436 | SND_SOC_DAPM_PGA("Right Line In", AC97_EXTENDED_MSTATUS, 5, 1, NULL, 0), | |
437 | SND_SOC_DAPM_PGA("Mono In", AC97_EXTENDED_MSTATUS, 4, 1, NULL, 0), | |
438 | SND_SOC_DAPM_PGA("Mic A PGA", AC97_EXTENDED_MSTATUS, 3, 1, NULL, 0), | |
439 | SND_SOC_DAPM_PGA("Mic B PGA", AC97_EXTENDED_MSTATUS, 2, 1, NULL, 0), | |
440 | SND_SOC_DAPM_PGA("Mic A Pre Amp", AC97_EXTENDED_MSTATUS, 1, 1, NULL, 0), | |
441 | SND_SOC_DAPM_PGA("Mic B Pre Amp", AC97_EXTENDED_MSTATUS, 0, 1, NULL, 0), | |
442 | SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_EXTENDED_MSTATUS, 14, 1), | |
443 | SND_SOC_DAPM_OUTPUT("MONO"), | |
444 | SND_SOC_DAPM_OUTPUT("HPL"), | |
445 | SND_SOC_DAPM_OUTPUT("HPR"), | |
446 | SND_SOC_DAPM_OUTPUT("SPKL"), | |
447 | SND_SOC_DAPM_OUTPUT("SPKR"), | |
448 | SND_SOC_DAPM_OUTPUT("OUT3"), | |
449 | SND_SOC_DAPM_OUTPUT("OUT4"), | |
450 | SND_SOC_DAPM_INPUT("LINEL"), | |
451 | SND_SOC_DAPM_INPUT("LINER"), | |
452 | SND_SOC_DAPM_INPUT("MONOIN"), | |
453 | SND_SOC_DAPM_INPUT("PCBEEP"), | |
454 | SND_SOC_DAPM_INPUT("MIC1"), | |
455 | SND_SOC_DAPM_INPUT("MIC2A"), | |
456 | SND_SOC_DAPM_INPUT("MIC2B"), | |
457 | SND_SOC_DAPM_VMID("VMID"), | |
458 | }; | |
459 | ||
460 | static const struct snd_soc_dapm_route audio_map[] = { | |
461 | /* left HP mixer */ | |
462 | {"Left HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, | |
463 | {"Left HP Mixer", "Voice Playback Switch", "Voice DAC"}, | |
464 | {"Left HP Mixer", "Aux Playback Switch", "Aux DAC"}, | |
465 | {"Left HP Mixer", "Bypass Playback Switch", "Left Line In"}, | |
466 | {"Left HP Mixer", "PCM Playback Switch", "Left DAC"}, | |
467 | {"Left HP Mixer", "MonoIn Playback Switch", "Mono In"}, | |
468 | {"Left HP Mixer", NULL, "Capture Headphone Mux"}, | |
469 | ||
470 | /* right HP mixer */ | |
471 | {"Right HP Mixer", "PC Beep Playback Switch", "PCBEEP"}, | |
472 | {"Right HP Mixer", "Voice Playback Switch", "Voice DAC"}, | |
473 | {"Right HP Mixer", "Aux Playback Switch", "Aux DAC"}, | |
474 | {"Right HP Mixer", "Bypass Playback Switch", "Right Line In"}, | |
475 | {"Right HP Mixer", "PCM Playback Switch", "Right DAC"}, | |
476 | {"Right HP Mixer", "MonoIn Playback Switch", "Mono In"}, | |
477 | {"Right HP Mixer", NULL, "Capture Headphone Mux"}, | |
478 | ||
479 | /* virtual mixer - mixes left & right channels for spk and mono */ | |
480 | {"AC97 Mixer", NULL, "Left DAC"}, | |
481 | {"AC97 Mixer", NULL, "Right DAC"}, | |
482 | {"Line Mixer", NULL, "Right Line In"}, | |
483 | {"Line Mixer", NULL, "Left Line In"}, | |
484 | {"HP Mixer", NULL, "Left HP Mixer"}, | |
485 | {"HP Mixer", NULL, "Right HP Mixer"}, | |
486 | {"Capture Mixer", NULL, "Left Capture Source"}, | |
487 | {"Capture Mixer", NULL, "Right Capture Source"}, | |
488 | ||
489 | /* speaker mixer */ | |
490 | {"Speaker Mixer", "PC Beep Playback Switch", "PCBEEP"}, | |
491 | {"Speaker Mixer", "Voice Playback Switch", "Voice DAC"}, | |
492 | {"Speaker Mixer", "Aux Playback Switch", "Aux DAC"}, | |
493 | {"Speaker Mixer", "Bypass Playback Switch", "Line Mixer"}, | |
494 | {"Speaker Mixer", "PCM Playback Switch", "AC97 Mixer"}, | |
495 | {"Speaker Mixer", "MonoIn Playback Switch", "Mono In"}, | |
496 | ||
497 | /* mono mixer */ | |
498 | {"Mono Mixer", "PC Beep Playback Switch", "PCBEEP"}, | |
499 | {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, | |
500 | {"Mono Mixer", "Aux Playback Switch", "Aux DAC"}, | |
501 | {"Mono Mixer", "Bypass Playback Switch", "Line Mixer"}, | |
502 | {"Mono Mixer", "PCM Playback Switch", "AC97 Mixer"}, | |
503 | {"Mono Mixer", "Mic 1 Sidetone Switch", "Mic A PGA"}, | |
504 | {"Mono Mixer", "Mic 2 Sidetone Switch", "Mic B PGA"}, | |
505 | {"Mono Mixer", NULL, "Capture Mono Mux"}, | |
506 | ||
507 | /* DAC inv mux 1 */ | |
508 | {"DAC Inv Mux 1", "Mono", "Mono Mixer"}, | |
509 | {"DAC Inv Mux 1", "Speaker", "Speaker Mixer"}, | |
510 | {"DAC Inv Mux 1", "Left Headphone", "Left HP Mixer"}, | |
511 | {"DAC Inv Mux 1", "Right Headphone", "Right HP Mixer"}, | |
512 | {"DAC Inv Mux 1", "Headphone Mono", "HP Mixer"}, | |
513 | ||
514 | /* DAC inv mux 2 */ | |
515 | {"DAC Inv Mux 2", "Mono", "Mono Mixer"}, | |
516 | {"DAC Inv Mux 2", "Speaker", "Speaker Mixer"}, | |
517 | {"DAC Inv Mux 2", "Left Headphone", "Left HP Mixer"}, | |
518 | {"DAC Inv Mux 2", "Right Headphone", "Right HP Mixer"}, | |
519 | {"DAC Inv Mux 2", "Headphone Mono", "HP Mixer"}, | |
520 | ||
521 | /* headphone left mux */ | |
522 | {"Left Headphone Out Mux", "Headphone", "Left HP Mixer"}, | |
523 | ||
524 | /* headphone right mux */ | |
525 | {"Right Headphone Out Mux", "Headphone", "Right HP Mixer"}, | |
526 | ||
527 | /* speaker left mux */ | |
528 | {"Left Speaker Out Mux", "Headphone", "Left HP Mixer"}, | |
529 | {"Left Speaker Out Mux", "Speaker", "Speaker Mixer"}, | |
530 | {"Left Speaker Out Mux", "Inv", "DAC Inv Mux 1"}, | |
531 | ||
532 | /* speaker right mux */ | |
533 | {"Right Speaker Out Mux", "Headphone", "Right HP Mixer"}, | |
534 | {"Right Speaker Out Mux", "Speaker", "Speaker Mixer"}, | |
535 | {"Right Speaker Out Mux", "Inv", "DAC Inv Mux 2"}, | |
536 | ||
537 | /* mono mux */ | |
538 | {"Mono Out Mux", "Mono", "Mono Mixer"}, | |
539 | {"Mono Out Mux", "Inv", "DAC Inv Mux 1"}, | |
540 | ||
541 | /* out 3 mux */ | |
542 | {"Out 3 Mux", "Inv 1", "DAC Inv Mux 1"}, | |
543 | ||
544 | /* out 4 mux */ | |
545 | {"Out 4 Mux", "Inv 2", "DAC Inv Mux 2"}, | |
546 | ||
547 | /* output pga */ | |
548 | {"HPL", NULL, "Left Headphone"}, | |
549 | {"Left Headphone", NULL, "Left Headphone Out Mux"}, | |
550 | {"HPR", NULL, "Right Headphone"}, | |
551 | {"Right Headphone", NULL, "Right Headphone Out Mux"}, | |
552 | {"OUT3", NULL, "Out 3"}, | |
553 | {"Out 3", NULL, "Out 3 Mux"}, | |
554 | {"OUT4", NULL, "Out 4"}, | |
555 | {"Out 4", NULL, "Out 4 Mux"}, | |
556 | {"SPKL", NULL, "Left Speaker"}, | |
557 | {"Left Speaker", NULL, "Left Speaker Out Mux"}, | |
558 | {"SPKR", NULL, "Right Speaker"}, | |
559 | {"Right Speaker", NULL, "Right Speaker Out Mux"}, | |
560 | {"MONO", NULL, "Mono Out"}, | |
561 | {"Mono Out", NULL, "Mono Out Mux"}, | |
562 | ||
563 | /* input pga */ | |
564 | {"Left Line In", NULL, "LINEL"}, | |
565 | {"Right Line In", NULL, "LINER"}, | |
566 | {"Mono In", NULL, "MONOIN"}, | |
567 | {"Mic A PGA", NULL, "Mic A Pre Amp"}, | |
568 | {"Mic B PGA", NULL, "Mic B Pre Amp"}, | |
569 | ||
570 | /* left capture select */ | |
571 | {"Left Capture Source", "Mic 1", "Mic A Pre Amp"}, | |
572 | {"Left Capture Source", "Mic 2", "Mic B Pre Amp"}, | |
573 | {"Left Capture Source", "Line", "LINEL"}, | |
574 | {"Left Capture Source", "Mono In", "MONOIN"}, | |
575 | {"Left Capture Source", "Headphone", "Left HP Mixer"}, | |
576 | {"Left Capture Source", "Speaker", "Speaker Mixer"}, | |
577 | {"Left Capture Source", "Mono Out", "Mono Mixer"}, | |
578 | ||
579 | /* right capture select */ | |
580 | {"Right Capture Source", "Mic 1", "Mic A Pre Amp"}, | |
581 | {"Right Capture Source", "Mic 2", "Mic B Pre Amp"}, | |
582 | {"Right Capture Source", "Line", "LINER"}, | |
583 | {"Right Capture Source", "Mono In", "MONOIN"}, | |
584 | {"Right Capture Source", "Headphone", "Right HP Mixer"}, | |
585 | {"Right Capture Source", "Speaker", "Speaker Mixer"}, | |
586 | {"Right Capture Source", "Mono Out", "Mono Mixer"}, | |
587 | ||
588 | /* left ADC */ | |
589 | {"Left ADC", NULL, "Left Capture Source"}, | |
590 | {"Left Voice ADC", NULL, "Left ADC"}, | |
591 | {"Left HiFi ADC", NULL, "Left ADC"}, | |
592 | ||
593 | /* right ADC */ | |
594 | {"Right ADC", NULL, "Right Capture Source"}, | |
595 | {"Right Voice ADC", NULL, "Right ADC"}, | |
596 | {"Right HiFi ADC", NULL, "Right ADC"}, | |
597 | ||
598 | /* mic */ | |
599 | {"Mic A Pre Amp", NULL, "Mic A Source"}, | |
600 | {"Mic A Source", "Mic 1", "MIC1"}, | |
601 | {"Mic A Source", "Mic 2 A", "MIC2A"}, | |
602 | {"Mic A Source", "Mic 2 B", "Mic B Source"}, | |
603 | {"Mic B Pre Amp", "MPB", "Mic B Source"}, | |
604 | {"Mic B Source", NULL, "MIC2B"}, | |
605 | ||
606 | /* headphone capture */ | |
607 | {"Capture Headphone Mux", "Stereo", "Capture Mixer"}, | |
608 | {"Capture Headphone Mux", "Left", "Left Capture Source"}, | |
609 | {"Capture Headphone Mux", "Right", "Right Capture Source"}, | |
610 | ||
611 | /* mono capture */ | |
612 | {"Capture Mono Mux", "Stereo", "Capture Mixer"}, | |
613 | {"Capture Mono Mux", "Left", "Left Capture Source"}, | |
614 | {"Capture Mono Mux", "Right", "Right Capture Source"}, | |
615 | }; | |
616 | ||
617 | static int wm9713_add_widgets(struct snd_soc_codec *codec) | |
618 | { | |
619 | snd_soc_dapm_new_controls(codec, wm9713_dapm_widgets, | |
620 | ARRAY_SIZE(wm9713_dapm_widgets)); | |
621 | ||
622 | snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); | |
623 | ||
624 | snd_soc_dapm_new_widgets(codec); | |
625 | return 0; | |
626 | } | |
627 | ||
628 | static unsigned int ac97_read(struct snd_soc_codec *codec, | |
629 | unsigned int reg) | |
630 | { | |
631 | u16 *cache = codec->reg_cache; | |
632 | ||
633 | if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || | |
634 | reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || | |
635 | reg == AC97_CD) | |
636 | return soc_ac97_ops.read(codec->ac97, reg); | |
637 | else { | |
638 | reg = reg >> 1; | |
639 | ||
640 | if (reg > (ARRAY_SIZE(wm9713_reg))) | |
641 | return -EIO; | |
642 | ||
643 | return cache[reg]; | |
644 | } | |
645 | } | |
646 | ||
647 | static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, | |
648 | unsigned int val) | |
649 | { | |
650 | u16 *cache = codec->reg_cache; | |
651 | if (reg < 0x7c) | |
652 | soc_ac97_ops.write(codec->ac97, reg, val); | |
653 | reg = reg >> 1; | |
654 | if (reg <= (ARRAY_SIZE(wm9713_reg))) | |
655 | cache[reg] = val; | |
656 | ||
657 | return 0; | |
658 | } | |
659 | ||
660 | /* PLL divisors */ | |
661 | struct _pll_div { | |
662 | u32 divsel:1; | |
663 | u32 divctl:1; | |
664 | u32 lf:1; | |
665 | u32 n:4; | |
666 | u32 k:24; | |
667 | }; | |
668 | ||
669 | /* The size in bits of the PLL divide multiplied by 10 | |
670 | * to allow rounding later */ | |
671 | #define FIXED_PLL_SIZE ((1 << 22) * 10) | |
672 | ||
673 | static void pll_factors(struct _pll_div *pll_div, unsigned int source) | |
674 | { | |
675 | u64 Kpart; | |
676 | unsigned int K, Ndiv, Nmod, target; | |
677 | ||
678 | /* The the PLL output is always 98.304MHz. */ | |
679 | target = 98304000; | |
680 | ||
681 | /* If the input frequency is over 14.4MHz then scale it down. */ | |
682 | if (source > 14400000) { | |
683 | source >>= 1; | |
684 | pll_div->divsel = 1; | |
685 | ||
686 | if (source > 14400000) { | |
687 | source >>= 1; | |
688 | pll_div->divctl = 1; | |
689 | } else | |
690 | pll_div->divctl = 0; | |
691 | ||
692 | } else { | |
693 | pll_div->divsel = 0; | |
694 | pll_div->divctl = 0; | |
695 | } | |
696 | ||
697 | /* Low frequency sources require an additional divide in the | |
698 | * loop. | |
699 | */ | |
700 | if (source < 8192000) { | |
701 | pll_div->lf = 1; | |
702 | target >>= 2; | |
703 | } else | |
704 | pll_div->lf = 0; | |
705 | ||
706 | Ndiv = target / source; | |
707 | if ((Ndiv < 5) || (Ndiv > 12)) | |
708 | printk(KERN_WARNING | |
709 | "WM9713 PLL N value %d out of recommended range!\n", | |
710 | Ndiv); | |
711 | ||
712 | pll_div->n = Ndiv; | |
713 | Nmod = target % source; | |
714 | Kpart = FIXED_PLL_SIZE * (long long)Nmod; | |
715 | ||
716 | do_div(Kpart, source); | |
717 | ||
718 | K = Kpart & 0xFFFFFFFF; | |
719 | ||
720 | /* Check if we need to round */ | |
721 | if ((K % 10) >= 5) | |
722 | K += 5; | |
723 | ||
724 | /* Move down to proper range now rounding is done */ | |
725 | K /= 10; | |
726 | ||
727 | pll_div->k = K; | |
728 | } | |
729 | ||
730 | /** | |
731 | * Please note that changing the PLL input frequency may require | |
732 | * resynchronisation with the AC97 controller. | |
733 | */ | |
734 | static int wm9713_set_pll(struct snd_soc_codec *codec, | |
735 | int pll_id, unsigned int freq_in, unsigned int freq_out) | |
736 | { | |
737 | struct wm9713_priv *wm9713 = codec->private_data; | |
738 | u16 reg, reg2; | |
739 | struct _pll_div pll_div; | |
740 | ||
741 | /* turn PLL off ? */ | |
742 | if (freq_in == 0 || freq_out == 0) { | |
743 | /* disable PLL power and select ext source */ | |
744 | reg = ac97_read(codec, AC97_HANDSET_RATE); | |
745 | ac97_write(codec, AC97_HANDSET_RATE, reg | 0x0080); | |
746 | reg = ac97_read(codec, AC97_EXTENDED_MID); | |
747 | ac97_write(codec, AC97_EXTENDED_MID, reg | 0x0200); | |
748 | wm9713->pll_out = 0; | |
749 | return 0; | |
750 | } | |
751 | ||
752 | pll_factors(&pll_div, freq_in); | |
753 | ||
754 | if (pll_div.k == 0) { | |
755 | reg = (pll_div.n << 12) | (pll_div.lf << 11) | | |
756 | (pll_div.divsel << 9) | (pll_div.divctl << 8); | |
757 | ac97_write(codec, AC97_LINE1_LEVEL, reg); | |
758 | } else { | |
759 | /* write the fractional k to the reg 0x46 pages */ | |
760 | reg2 = (pll_div.n << 12) | (pll_div.lf << 11) | (1 << 10) | | |
761 | (pll_div.divsel << 9) | (pll_div.divctl << 8); | |
762 | ||
763 | /* K [21:20] */ | |
764 | reg = reg2 | (0x5 << 4) | (pll_div.k >> 20); | |
765 | ac97_write(codec, AC97_LINE1_LEVEL, reg); | |
766 | ||
767 | /* K [19:16] */ | |
768 | reg = reg2 | (0x4 << 4) | ((pll_div.k >> 16) & 0xf); | |
769 | ac97_write(codec, AC97_LINE1_LEVEL, reg); | |
770 | ||
771 | /* K [15:12] */ | |
772 | reg = reg2 | (0x3 << 4) | ((pll_div.k >> 12) & 0xf); | |
773 | ac97_write(codec, AC97_LINE1_LEVEL, reg); | |
774 | ||
775 | /* K [11:8] */ | |
776 | reg = reg2 | (0x2 << 4) | ((pll_div.k >> 8) & 0xf); | |
777 | ac97_write(codec, AC97_LINE1_LEVEL, reg); | |
778 | ||
779 | /* K [7:4] */ | |
780 | reg = reg2 | (0x1 << 4) | ((pll_div.k >> 4) & 0xf); | |
781 | ac97_write(codec, AC97_LINE1_LEVEL, reg); | |
782 | ||
783 | reg = reg2 | (0x0 << 4) | (pll_div.k & 0xf); /* K [3:0] */ | |
784 | ac97_write(codec, AC97_LINE1_LEVEL, reg); | |
785 | } | |
786 | ||
787 | /* turn PLL on and select as source */ | |
788 | reg = ac97_read(codec, AC97_EXTENDED_MID); | |
789 | ac97_write(codec, AC97_EXTENDED_MID, reg & 0xfdff); | |
790 | reg = ac97_read(codec, AC97_HANDSET_RATE); | |
791 | ac97_write(codec, AC97_HANDSET_RATE, reg & 0xff7f); | |
792 | wm9713->pll_out = freq_out; | |
793 | wm9713->pll_in = freq_in; | |
794 | ||
795 | /* wait 10ms AC97 link frames for the link to stabilise */ | |
796 | schedule_timeout_interruptible(msecs_to_jiffies(10)); | |
797 | return 0; | |
798 | } | |
799 | ||
800 | static int wm9713_set_dai_pll(struct snd_soc_dai *codec_dai, | |
801 | int pll_id, unsigned int freq_in, unsigned int freq_out) | |
802 | { | |
803 | struct snd_soc_codec *codec = codec_dai->codec; | |
804 | return wm9713_set_pll(codec, pll_id, freq_in, freq_out); | |
805 | } | |
806 | ||
807 | /* | |
808 | * Tristate the PCM DAI lines, tristate can be disabled by calling | |
809 | * wm9713_set_dai_fmt() | |
810 | */ | |
811 | static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, | |
812 | int tristate) | |
813 | { | |
814 | struct snd_soc_codec *codec = codec_dai->codec; | |
815 | u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff; | |
816 | ||
817 | if (tristate) | |
818 | ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); | |
819 | ||
820 | return 0; | |
821 | } | |
822 | ||
823 | /* | |
824 | * Configure WM9713 clock dividers. | |
825 | * Voice DAC needs 256 FS | |
826 | */ | |
827 | static int wm9713_set_dai_clkdiv(struct snd_soc_dai *codec_dai, | |
828 | int div_id, int div) | |
829 | { | |
830 | struct snd_soc_codec *codec = codec_dai->codec; | |
831 | u16 reg; | |
832 | ||
833 | switch (div_id) { | |
834 | case WM9713_PCMCLK_DIV: | |
835 | reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xf0ff; | |
836 | ac97_write(codec, AC97_HANDSET_RATE, reg | div); | |
837 | break; | |
838 | case WM9713_CLKA_MULT: | |
839 | reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffd; | |
840 | ac97_write(codec, AC97_HANDSET_RATE, reg | div); | |
841 | break; | |
842 | case WM9713_CLKB_MULT: | |
843 | reg = ac97_read(codec, AC97_HANDSET_RATE) & 0xfffb; | |
844 | ac97_write(codec, AC97_HANDSET_RATE, reg | div); | |
845 | break; | |
846 | case WM9713_HIFI_DIV: | |
847 | reg = ac97_read(codec, AC97_HANDSET_RATE) & 0x8fff; | |
848 | ac97_write(codec, AC97_HANDSET_RATE, reg | div); | |
849 | break; | |
850 | case WM9713_PCMBCLK_DIV: | |
851 | reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xf1ff; | |
852 | ac97_write(codec, AC97_CENTER_LFE_MASTER, reg | div); | |
853 | break; | |
854 | case WM9713_PCMCLK_PLL_DIV: | |
855 | reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; | |
856 | ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x60 | div); | |
857 | break; | |
858 | case WM9713_HIFI_PLL_DIV: | |
859 | reg = ac97_read(codec, AC97_LINE1_LEVEL) & 0xff80; | |
860 | ac97_write(codec, AC97_LINE1_LEVEL, reg | 0x70 | div); | |
861 | break; | |
862 | default: | |
863 | return -EINVAL; | |
864 | } | |
865 | ||
866 | return 0; | |
867 | } | |
868 | ||
869 | static int wm9713_set_dai_fmt(struct snd_soc_dai *codec_dai, | |
870 | unsigned int fmt) | |
871 | { | |
872 | struct snd_soc_codec *codec = codec_dai->codec; | |
873 | u16 gpio = ac97_read(codec, AC97_GPIO_CFG) & 0xffc5; | |
874 | u16 reg = 0x8000; | |
875 | ||
876 | /* clock masters */ | |
877 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
878 | case SND_SOC_DAIFMT_CBM_CFM: | |
879 | reg |= 0x4000; | |
880 | gpio |= 0x0010; | |
881 | break; | |
882 | case SND_SOC_DAIFMT_CBM_CFS: | |
883 | reg |= 0x6000; | |
884 | gpio |= 0x0018; | |
885 | break; | |
886 | case SND_SOC_DAIFMT_CBS_CFS: | |
887 | reg |= 0x2000; | |
888 | gpio |= 0x001a; | |
889 | break; | |
890 | case SND_SOC_DAIFMT_CBS_CFM: | |
891 | gpio |= 0x0012; | |
892 | break; | |
893 | } | |
894 | ||
895 | /* clock inversion */ | |
896 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
897 | case SND_SOC_DAIFMT_IB_IF: | |
898 | reg |= 0x00c0; | |
899 | break; | |
900 | case SND_SOC_DAIFMT_IB_NF: | |
901 | reg |= 0x0080; | |
902 | break; | |
903 | case SND_SOC_DAIFMT_NB_IF: | |
904 | reg |= 0x0040; | |
905 | break; | |
906 | } | |
907 | ||
908 | /* DAI format */ | |
909 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
910 | case SND_SOC_DAIFMT_I2S: | |
911 | reg |= 0x0002; | |
912 | break; | |
913 | case SND_SOC_DAIFMT_RIGHT_J: | |
914 | break; | |
915 | case SND_SOC_DAIFMT_LEFT_J: | |
916 | reg |= 0x0001; | |
917 | break; | |
918 | case SND_SOC_DAIFMT_DSP_A: | |
919 | reg |= 0x0003; | |
920 | break; | |
921 | case SND_SOC_DAIFMT_DSP_B: | |
922 | reg |= 0x0043; | |
923 | break; | |
924 | } | |
925 | ||
926 | ac97_write(codec, AC97_GPIO_CFG, gpio); | |
927 | ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); | |
928 | return 0; | |
929 | } | |
930 | ||
931 | static int wm9713_pcm_hw_params(struct snd_pcm_substream *substream, | |
932 | struct snd_pcm_hw_params *params) | |
933 | { | |
934 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
935 | struct snd_soc_device *socdev = rtd->socdev; | |
936 | struct snd_soc_codec *codec = socdev->codec; | |
937 | u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0xfff3; | |
938 | ||
939 | switch (params_format(params)) { | |
940 | case SNDRV_PCM_FORMAT_S16_LE: | |
941 | break; | |
942 | case SNDRV_PCM_FORMAT_S20_3LE: | |
943 | reg |= 0x0004; | |
944 | break; | |
945 | case SNDRV_PCM_FORMAT_S24_LE: | |
946 | reg |= 0x0008; | |
947 | break; | |
948 | case SNDRV_PCM_FORMAT_S32_LE: | |
949 | reg |= 0x000c; | |
950 | break; | |
951 | } | |
952 | ||
953 | /* enable PCM interface in master mode */ | |
954 | ac97_write(codec, AC97_CENTER_LFE_MASTER, reg); | |
955 | return 0; | |
956 | } | |
957 | ||
958 | static void wm9713_voiceshutdown(struct snd_pcm_substream *substream) | |
959 | { | |
960 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
961 | struct snd_soc_device *socdev = rtd->socdev; | |
962 | struct snd_soc_codec *codec = socdev->codec; | |
963 | u16 status; | |
964 | ||
965 | /* Gracefully shut down the voice interface. */ | |
966 | status = ac97_read(codec, AC97_EXTENDED_STATUS) | 0x1000; | |
967 | ac97_write(codec, AC97_HANDSET_RATE, 0x0280); | |
968 | schedule_timeout_interruptible(msecs_to_jiffies(1)); | |
969 | ac97_write(codec, AC97_HANDSET_RATE, 0x0F80); | |
970 | ac97_write(codec, AC97_EXTENDED_MID, status); | |
971 | } | |
972 | ||
973 | static int ac97_hifi_prepare(struct snd_pcm_substream *substream) | |
974 | { | |
975 | struct snd_pcm_runtime *runtime = substream->runtime; | |
976 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
977 | struct snd_soc_device *socdev = rtd->socdev; | |
978 | struct snd_soc_codec *codec = socdev->codec; | |
979 | int reg; | |
980 | u16 vra; | |
981 | ||
982 | vra = ac97_read(codec, AC97_EXTENDED_STATUS); | |
983 | ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); | |
984 | ||
985 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
986 | reg = AC97_PCM_FRONT_DAC_RATE; | |
987 | else | |
988 | reg = AC97_PCM_LR_ADC_RATE; | |
989 | ||
990 | return ac97_write(codec, reg, runtime->rate); | |
991 | } | |
992 | ||
993 | static int ac97_aux_prepare(struct snd_pcm_substream *substream) | |
994 | { | |
995 | struct snd_pcm_runtime *runtime = substream->runtime; | |
996 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
997 | struct snd_soc_device *socdev = rtd->socdev; | |
998 | struct snd_soc_codec *codec = socdev->codec; | |
999 | u16 vra, xsle; | |
1000 | ||
1001 | vra = ac97_read(codec, AC97_EXTENDED_STATUS); | |
1002 | ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1); | |
1003 | xsle = ac97_read(codec, AC97_PCI_SID); | |
1004 | ac97_write(codec, AC97_PCI_SID, xsle | 0x8000); | |
1005 | ||
1006 | if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) | |
1007 | return -ENODEV; | |
1008 | ||
1009 | return ac97_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate); | |
1010 | } | |
1011 | ||
1012 | #define WM9713_RATES (SNDRV_PCM_RATE_8000 | \ | |
1013 | SNDRV_PCM_RATE_11025 | \ | |
1014 | SNDRV_PCM_RATE_22050 | \ | |
1015 | SNDRV_PCM_RATE_44100 | \ | |
1016 | SNDRV_PCM_RATE_48000) | |
1017 | ||
1018 | #define WM9713_PCM_RATES (SNDRV_PCM_RATE_8000 | \ | |
1019 | SNDRV_PCM_RATE_11025 | \ | |
1020 | SNDRV_PCM_RATE_16000 | \ | |
1021 | SNDRV_PCM_RATE_22050 | \ | |
1022 | SNDRV_PCM_RATE_44100 | \ | |
1023 | SNDRV_PCM_RATE_48000) | |
1024 | ||
1025 | #define WM9713_PCM_FORMATS \ | |
1026 | (SNDRV_PCM_FORMAT_S16_LE | SNDRV_PCM_FORMAT_S20_3LE | \ | |
1027 | SNDRV_PCM_FORMAT_S24_LE) | |
1028 | ||
1029 | struct snd_soc_dai wm9713_dai[] = { | |
1030 | { | |
1031 | .name = "AC97 HiFi", | |
1032 | .type = SND_SOC_DAI_AC97_BUS, | |
1033 | .playback = { | |
1034 | .stream_name = "HiFi Playback", | |
1035 | .channels_min = 1, | |
1036 | .channels_max = 2, | |
1037 | .rates = WM9713_RATES, | |
1038 | .formats = SNDRV_PCM_FMTBIT_S16_LE,}, | |
1039 | .capture = { | |
1040 | .stream_name = "HiFi Capture", | |
1041 | .channels_min = 1, | |
1042 | .channels_max = 2, | |
1043 | .rates = WM9713_RATES, | |
1044 | .formats = SNDRV_PCM_FMTBIT_S16_LE,}, | |
1045 | .ops = { | |
1046 | .prepare = ac97_hifi_prepare,}, | |
1047 | .dai_ops = { | |
1048 | .set_clkdiv = wm9713_set_dai_clkdiv, | |
1049 | .set_pll = wm9713_set_dai_pll,}, | |
1050 | }, | |
1051 | { | |
1052 | .name = "AC97 Aux", | |
1053 | .playback = { | |
1054 | .stream_name = "Aux Playback", | |
1055 | .channels_min = 1, | |
1056 | .channels_max = 1, | |
1057 | .rates = WM9713_RATES, | |
1058 | .formats = SNDRV_PCM_FMTBIT_S16_LE,}, | |
1059 | .ops = { | |
1060 | .prepare = ac97_aux_prepare,}, | |
1061 | .dai_ops = { | |
1062 | .set_clkdiv = wm9713_set_dai_clkdiv, | |
1063 | .set_pll = wm9713_set_dai_pll,}, | |
1064 | }, | |
1065 | { | |
1066 | .name = "WM9713 Voice", | |
1067 | .playback = { | |
1068 | .stream_name = "Voice Playback", | |
1069 | .channels_min = 1, | |
1070 | .channels_max = 1, | |
1071 | .rates = WM9713_PCM_RATES, | |
1072 | .formats = WM9713_PCM_FORMATS,}, | |
1073 | .capture = { | |
1074 | .stream_name = "Voice Capture", | |
1075 | .channels_min = 1, | |
1076 | .channels_max = 2, | |
1077 | .rates = WM9713_PCM_RATES, | |
1078 | .formats = WM9713_PCM_FORMATS,}, | |
1079 | .ops = { | |
1080 | .hw_params = wm9713_pcm_hw_params, | |
1081 | .shutdown = wm9713_voiceshutdown,}, | |
1082 | .dai_ops = { | |
1083 | .set_clkdiv = wm9713_set_dai_clkdiv, | |
1084 | .set_pll = wm9713_set_dai_pll, | |
1085 | .set_fmt = wm9713_set_dai_fmt, | |
1086 | .set_tristate = wm9713_set_dai_tristate, | |
1087 | }, | |
1088 | }, | |
1089 | }; | |
1090 | EXPORT_SYMBOL_GPL(wm9713_dai); | |
1091 | ||
1092 | int wm9713_reset(struct snd_soc_codec *codec, int try_warm) | |
1093 | { | |
1094 | if (try_warm && soc_ac97_ops.warm_reset) { | |
1095 | soc_ac97_ops.warm_reset(codec->ac97); | |
1096 | if (ac97_read(codec, 0) == wm9713_reg[0]) | |
1097 | return 1; | |
1098 | } | |
1099 | ||
1100 | soc_ac97_ops.reset(codec->ac97); | |
1101 | if (ac97_read(codec, 0) != wm9713_reg[0]) | |
1102 | return -EIO; | |
1103 | return 0; | |
1104 | } | |
1105 | EXPORT_SYMBOL_GPL(wm9713_reset); | |
1106 | ||
1107 | static int wm9713_set_bias_level(struct snd_soc_codec *codec, | |
1108 | enum snd_soc_bias_level level) | |
1109 | { | |
1110 | u16 reg; | |
1111 | ||
1112 | switch (level) { | |
1113 | case SND_SOC_BIAS_ON: | |
1114 | /* enable thermal shutdown */ | |
1115 | reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x1bff; | |
1116 | ac97_write(codec, AC97_EXTENDED_MID, reg); | |
1117 | break; | |
1118 | case SND_SOC_BIAS_PREPARE: | |
1119 | break; | |
1120 | case SND_SOC_BIAS_STANDBY: | |
1121 | /* enable master bias and vmid */ | |
1122 | reg = ac97_read(codec, AC97_EXTENDED_MID) & 0x3bff; | |
1123 | ac97_write(codec, AC97_EXTENDED_MID, reg); | |
1124 | ac97_write(codec, AC97_POWERDOWN, 0x0000); | |
1125 | break; | |
1126 | case SND_SOC_BIAS_OFF: | |
1127 | /* disable everything including AC link */ | |
1128 | ac97_write(codec, AC97_EXTENDED_MID, 0xffff); | |
1129 | ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); | |
1130 | ac97_write(codec, AC97_POWERDOWN, 0xffff); | |
1131 | break; | |
1132 | } | |
1133 | codec->bias_level = level; | |
1134 | return 0; | |
1135 | } | |
1136 | ||
1137 | static int wm9713_soc_suspend(struct platform_device *pdev, | |
1138 | pm_message_t state) | |
1139 | { | |
1140 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); | |
1141 | struct snd_soc_codec *codec = socdev->codec; | |
1142 | u16 reg; | |
1143 | ||
1144 | /* Disable everything except touchpanel - that will be handled | |
1145 | * by the touch driver and left disabled if touch is not in | |
1146 | * use. */ | |
1147 | reg = ac97_read(codec, AC97_EXTENDED_MID); | |
1148 | ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff); | |
1149 | ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff); | |
1150 | ac97_write(codec, AC97_POWERDOWN, 0x6f00); | |
1151 | ac97_write(codec, AC97_POWERDOWN, 0xffff); | |
1152 | ||
1153 | return 0; | |
1154 | } | |
1155 | ||
1156 | static int wm9713_soc_resume(struct platform_device *pdev) | |
1157 | { | |
1158 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); | |
1159 | struct snd_soc_codec *codec = socdev->codec; | |
1160 | struct wm9713_priv *wm9713 = codec->private_data; | |
1161 | int i, ret; | |
1162 | u16 *cache = codec->reg_cache; | |
1163 | ||
1164 | ret = wm9713_reset(codec, 1); | |
1165 | if (ret < 0) { | |
1166 | printk(KERN_ERR "could not reset AC97 codec\n"); | |
1167 | return ret; | |
1168 | } | |
1169 | ||
1170 | wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | |
1171 | ||
1172 | /* do we need to re-start the PLL ? */ | |
1173 | if (wm9713->pll_out) | |
1174 | wm9713_set_pll(codec, 0, wm9713->pll_in, wm9713->pll_out); | |
1175 | ||
1176 | /* only synchronise the codec if warm reset failed */ | |
1177 | if (ret == 0) { | |
1178 | for (i = 2; i < ARRAY_SIZE(wm9713_reg) << 1; i += 2) { | |
1179 | if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || | |
1180 | i == AC97_EXTENDED_MSTATUS || i > 0x66) | |
1181 | continue; | |
1182 | soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); | |
1183 | } | |
1184 | } | |
1185 | ||
1186 | if (codec->suspend_bias_level == SND_SOC_BIAS_ON) | |
1187 | wm9713_set_bias_level(codec, SND_SOC_BIAS_ON); | |
1188 | ||
1189 | return ret; | |
1190 | } | |
1191 | ||
1192 | static int wm9713_soc_probe(struct platform_device *pdev) | |
1193 | { | |
1194 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); | |
1195 | struct snd_soc_codec *codec; | |
1196 | int ret = 0, reg; | |
1197 | ||
1198 | printk(KERN_INFO "WM9713/WM9714 SoC Audio Codec %s\n", WM9713_VERSION); | |
1199 | ||
1200 | socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL); | |
1201 | if (socdev->codec == NULL) | |
1202 | return -ENOMEM; | |
1203 | codec = socdev->codec; | |
1204 | mutex_init(&codec->mutex); | |
1205 | ||
1206 | codec->reg_cache = kmemdup(wm9713_reg, sizeof(wm9713_reg), GFP_KERNEL); | |
1207 | if (codec->reg_cache == NULL) { | |
1208 | ret = -ENOMEM; | |
1209 | goto cache_err; | |
1210 | } | |
1211 | codec->reg_cache_size = sizeof(wm9713_reg); | |
1212 | codec->reg_cache_step = 2; | |
1213 | ||
1214 | codec->private_data = kzalloc(sizeof(struct wm9713_priv), GFP_KERNEL); | |
1215 | if (codec->private_data == NULL) { | |
1216 | ret = -ENOMEM; | |
1217 | goto priv_err; | |
1218 | } | |
1219 | ||
1220 | codec->name = "WM9713"; | |
1221 | codec->owner = THIS_MODULE; | |
1222 | codec->dai = wm9713_dai; | |
1223 | codec->num_dai = ARRAY_SIZE(wm9713_dai); | |
1224 | codec->write = ac97_write; | |
1225 | codec->read = ac97_read; | |
1226 | codec->set_bias_level = wm9713_set_bias_level; | |
1227 | INIT_LIST_HEAD(&codec->dapm_widgets); | |
1228 | INIT_LIST_HEAD(&codec->dapm_paths); | |
1229 | ||
1230 | ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); | |
1231 | if (ret < 0) | |
1232 | goto codec_err; | |
1233 | ||
1234 | /* register pcms */ | |
1235 | ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); | |
1236 | if (ret < 0) | |
1237 | goto pcm_err; | |
1238 | ||
1239 | /* do a cold reset for the controller and then try | |
1240 | * a warm reset followed by an optional cold reset for codec */ | |
1241 | wm9713_reset(codec, 0); | |
1242 | ret = wm9713_reset(codec, 1); | |
1243 | if (ret < 0) { | |
1244 | printk(KERN_ERR "AC97 link error\n"); | |
1245 | goto reset_err; | |
1246 | } | |
1247 | ||
1248 | wm9713_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | |
1249 | ||
1250 | /* unmute the adc - move to kcontrol */ | |
1251 | reg = ac97_read(codec, AC97_CD) & 0x7fff; | |
1252 | ac97_write(codec, AC97_CD, reg); | |
1253 | ||
1254 | wm9713_add_controls(codec); | |
1255 | wm9713_add_widgets(codec); | |
1256 | ret = snd_soc_register_card(socdev); | |
1257 | if (ret < 0) | |
1258 | goto reset_err; | |
1259 | return 0; | |
1260 | ||
1261 | reset_err: | |
1262 | snd_soc_free_pcms(socdev); | |
1263 | ||
1264 | pcm_err: | |
1265 | snd_soc_free_ac97_codec(codec); | |
1266 | ||
1267 | codec_err: | |
1268 | kfree(codec->private_data); | |
1269 | ||
1270 | priv_err: | |
1271 | kfree(codec->reg_cache); | |
1272 | ||
1273 | cache_err: | |
1274 | kfree(socdev->codec); | |
1275 | socdev->codec = NULL; | |
1276 | return ret; | |
1277 | } | |
1278 | ||
1279 | static int wm9713_soc_remove(struct platform_device *pdev) | |
1280 | { | |
1281 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); | |
1282 | struct snd_soc_codec *codec = socdev->codec; | |
1283 | ||
1284 | if (codec == NULL) | |
1285 | return 0; | |
1286 | ||
1287 | snd_soc_dapm_free(socdev); | |
1288 | snd_soc_free_pcms(socdev); | |
1289 | snd_soc_free_ac97_codec(codec); | |
1290 | kfree(codec->private_data); | |
1291 | kfree(codec->reg_cache); | |
1292 | kfree(codec->dai); | |
1293 | kfree(codec); | |
1294 | return 0; | |
1295 | } | |
1296 | ||
1297 | struct snd_soc_codec_device soc_codec_dev_wm9713 = { | |
1298 | .probe = wm9713_soc_probe, | |
1299 | .remove = wm9713_soc_remove, | |
1300 | .suspend = wm9713_soc_suspend, | |
1301 | .resume = wm9713_soc_resume, | |
1302 | }; | |
1303 | EXPORT_SYMBOL_GPL(soc_codec_dev_wm9713); | |
1304 | ||
1305 | MODULE_DESCRIPTION("ASoC WM9713/WM9714 driver"); | |
1306 | MODULE_AUTHOR("Liam Girdwood"); | |
1307 | MODULE_LICENSE("GPL"); |