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Btrfs: fix list transaction->pending_ordered corruption
[linux/fpc-iii.git] / sound / soc / codecs / adau17x1.c
blob3e16c1c641156d428e1759956191f418a1edcd03
1 /*
2 * Common code for ADAU1X61 and ADAU1X81 codecs
3 *
4 * Copyright 2011-2014 Analog Devices Inc.
5 * Author: Lars-Peter Clausen <lars@metafoo.de>
6 *
7 * Licensed under the GPL-2 or later.
8 */
9
10 #include <linux/module.h>
11 #include <linux/init.h>
12 #include <linux/delay.h>
13 #include <linux/slab.h>
14 #include <sound/core.h>
15 #include <sound/pcm.h>
16 #include <sound/pcm_params.h>
17 #include <sound/soc.h>
18 #include <sound/tlv.h>
19 #include <linux/gcd.h>
20 #include <linux/i2c.h>
21 #include <linux/spi/spi.h>
22 #include <linux/regmap.h>
23
24 #include "sigmadsp.h"
25 #include "adau17x1.h"
26
27 static const char * const adau17x1_capture_mixer_boost_text[] = {
28 "Normal operation", "Boost Level 1", "Boost Level 2", "Boost Level 3",
29 };
30
31 static SOC_ENUM_SINGLE_DECL(adau17x1_capture_boost_enum,
32 ADAU17X1_REC_POWER_MGMT, 5, adau17x1_capture_mixer_boost_text);
33
34 static const char * const adau17x1_mic_bias_mode_text[] = {
35 "Normal operation", "High performance",
36 };
37
38 static SOC_ENUM_SINGLE_DECL(adau17x1_mic_bias_mode_enum,
39 ADAU17X1_MICBIAS, 3, adau17x1_mic_bias_mode_text);
40
41 static const DECLARE_TLV_DB_MINMAX(adau17x1_digital_tlv, -9563, 0);
42
43 static const struct snd_kcontrol_new adau17x1_controls[] = {
44 SOC_DOUBLE_R_TLV("Digital Capture Volume",
45 ADAU17X1_LEFT_INPUT_DIGITAL_VOL,
46 ADAU17X1_RIGHT_INPUT_DIGITAL_VOL,
47 0, 0xff, 1, adau17x1_digital_tlv),
48 SOC_DOUBLE_R_TLV("Digital Playback Volume", ADAU17X1_DAC_CONTROL1,
49 ADAU17X1_DAC_CONTROL2, 0, 0xff, 1, adau17x1_digital_tlv),
50
51 SOC_SINGLE("ADC High Pass Filter Switch", ADAU17X1_ADC_CONTROL,
52 5, 1, 0),
53 SOC_SINGLE("Playback De-emphasis Switch", ADAU17X1_DAC_CONTROL0,
54 2, 1, 0),
55
56 SOC_ENUM("Capture Boost", adau17x1_capture_boost_enum),
57
58 SOC_ENUM("Mic Bias Mode", adau17x1_mic_bias_mode_enum),
59 };
60
61 static int adau17x1_pll_event(struct snd_soc_dapm_widget *w,
62 struct snd_kcontrol *kcontrol, int event)
63 {
64 struct adau *adau = snd_soc_codec_get_drvdata(w->codec);
65 int ret;
66
67 if (SND_SOC_DAPM_EVENT_ON(event)) {
68 adau->pll_regs[5] = 1;
69 } else {
70 adau->pll_regs[5] = 0;
71 /* Bypass the PLL when disabled, otherwise registers will become
72 * inaccessible. */
73 regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
74 ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL, 0);
75 }
76
77 /* The PLL register is 6 bytes long and can only be written at once. */
78 ret = regmap_raw_write(adau->regmap, ADAU17X1_PLL_CONTROL,
79 adau->pll_regs, ARRAY_SIZE(adau->pll_regs));
80
81 if (SND_SOC_DAPM_EVENT_ON(event)) {
82 mdelay(5);
83 regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL,
84 ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL,
85 ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL);
86 }
87
88 return 0;
89 }
90
91 static const char * const adau17x1_mono_stereo_text[] = {
92 "Stereo",
93 "Mono Left Channel (L+R)",
94 "Mono Right Channel (L+R)",
95 "Mono (L+R)",
96 };
97
98 static SOC_ENUM_SINGLE_DECL(adau17x1_dac_mode_enum,
99 ADAU17X1_DAC_CONTROL0, 6, adau17x1_mono_stereo_text);
100
101 static const struct snd_kcontrol_new adau17x1_dac_mode_mux =
102 SOC_DAPM_ENUM("DAC Mono-Stereo-Mode", adau17x1_dac_mode_enum);
103
104 static const struct snd_soc_dapm_widget adau17x1_dapm_widgets[] = {
105 SND_SOC_DAPM_SUPPLY_S("PLL", 3, SND_SOC_NOPM, 0, 0, adau17x1_pll_event,
106 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
107
108 SND_SOC_DAPM_SUPPLY("AIFCLK", SND_SOC_NOPM, 0, 0, NULL, 0),
109
110 SND_SOC_DAPM_SUPPLY("MICBIAS", ADAU17X1_MICBIAS, 0, 0, NULL, 0),
111
112 SND_SOC_DAPM_SUPPLY("Left Playback Enable", ADAU17X1_PLAY_POWER_MGMT,
113 0, 0, NULL, 0),
114 SND_SOC_DAPM_SUPPLY("Right Playback Enable", ADAU17X1_PLAY_POWER_MGMT,
115 1, 0, NULL, 0),
116
117 SND_SOC_DAPM_MUX("Left DAC Mode Mux", SND_SOC_NOPM, 0, 0,
118 &adau17x1_dac_mode_mux),
119 SND_SOC_DAPM_MUX("Right DAC Mode Mux", SND_SOC_NOPM, 0, 0,
120 &adau17x1_dac_mode_mux),
121
122 SND_SOC_DAPM_ADC("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0),
123 SND_SOC_DAPM_ADC("Right Decimator", NULL, ADAU17X1_ADC_CONTROL, 1, 0),
124 SND_SOC_DAPM_DAC("Left DAC", NULL, ADAU17X1_DAC_CONTROL0, 0, 0),
125 SND_SOC_DAPM_DAC("Right DAC", NULL, ADAU17X1_DAC_CONTROL0, 1, 0),
126 };
127
128 static const struct snd_soc_dapm_route adau17x1_dapm_routes[] = {
129 { "Left Decimator", NULL, "SYSCLK" },
130 { "Right Decimator", NULL, "SYSCLK" },
131 { "Left DAC", NULL, "SYSCLK" },
132 { "Right DAC", NULL, "SYSCLK" },
133 { "Capture", NULL, "SYSCLK" },
134 { "Playback", NULL, "SYSCLK" },
135
136 { "Left DAC", NULL, "Left DAC Mode Mux" },
137 { "Right DAC", NULL, "Right DAC Mode Mux" },
138
139 { "Capture", NULL, "AIFCLK" },
140 { "Playback", NULL, "AIFCLK" },
141 };
142
143 static const struct snd_soc_dapm_route adau17x1_dapm_pll_route = {
144 "SYSCLK", NULL, "PLL",
145 };
146
147 /*
148 * The MUX register for the Capture and Playback MUXs selects either DSP as
149 * source/destination or one of the TDM slots. The TDM slot is selected via
150 * snd_soc_dai_set_tdm_slot(), so we only expose whether to go to the DSP or
151 * directly to the DAI interface with this control.
152 */
153 static int adau17x1_dsp_mux_enum_put(struct snd_kcontrol *kcontrol,
154 struct snd_ctl_elem_value *ucontrol)
155 {
156 struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
157 struct adau *adau = snd_soc_codec_get_drvdata(codec);
158 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
159 struct snd_soc_dapm_update update;
160 unsigned int stream = e->shift_l;
161 unsigned int val, change;
162 int reg;
163
164 if (ucontrol->value.enumerated.item[0] >= e->items)
165 return -EINVAL;
166
167 switch (ucontrol->value.enumerated.item[0]) {
168 case 0:
169 val = 0;
170 adau->dsp_bypass[stream] = false;
171 break;
172 default:
173 val = (adau->tdm_slot[stream] * 2) + 1;
174 adau->dsp_bypass[stream] = true;
175 break;
176 }
177
178 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
179 reg = ADAU17X1_SERIAL_INPUT_ROUTE;
180 else
181 reg = ADAU17X1_SERIAL_OUTPUT_ROUTE;
182
183 change = snd_soc_test_bits(codec, reg, 0xff, val);
184 if (change) {
185 update.kcontrol = kcontrol;
186 update.mask = 0xff;
187 update.reg = reg;
188 update.val = val;
189
190 snd_soc_dapm_mux_update_power(&codec->dapm, kcontrol,
191 ucontrol->value.enumerated.item[0], e, &update);
192 }
193
194 return change;
195 }
196
197 static int adau17x1_dsp_mux_enum_get(struct snd_kcontrol *kcontrol,
198 struct snd_ctl_elem_value *ucontrol)
199 {
200 struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
201 struct adau *adau = snd_soc_codec_get_drvdata(codec);
202 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
203 unsigned int stream = e->shift_l;
204 unsigned int reg, val;
205 int ret;
206
207 if (stream == SNDRV_PCM_STREAM_PLAYBACK)
208 reg = ADAU17X1_SERIAL_INPUT_ROUTE;
209 else
210 reg = ADAU17X1_SERIAL_OUTPUT_ROUTE;
211
212 ret = regmap_read(adau->regmap, reg, &val);
213 if (ret)
214 return ret;
215
216 if (val != 0)
217 val = 1;
218 ucontrol->value.enumerated.item[0] = val;
219
220 return 0;
221 }
222
223 #define DECLARE_ADAU17X1_DSP_MUX_CTRL(_name, _label, _stream, _text) \
224 const struct snd_kcontrol_new _name = \
225 SOC_DAPM_ENUM_EXT(_label, (const struct soc_enum)\
226 SOC_ENUM_SINGLE(SND_SOC_NOPM, _stream, \
227 ARRAY_SIZE(_text), _text), \
228 adau17x1_dsp_mux_enum_get, adau17x1_dsp_mux_enum_put)
229
230 static const char * const adau17x1_dac_mux_text[] = {
231 "DSP",
232 "AIFIN",
233 };
234
235 static const char * const adau17x1_capture_mux_text[] = {
236 "DSP",
237 "Decimator",
238 };
239
240 static DECLARE_ADAU17X1_DSP_MUX_CTRL(adau17x1_dac_mux, "DAC Playback Mux",
241 SNDRV_PCM_STREAM_PLAYBACK, adau17x1_dac_mux_text);
242
243 static DECLARE_ADAU17X1_DSP_MUX_CTRL(adau17x1_capture_mux, "Capture Mux",
244 SNDRV_PCM_STREAM_CAPTURE, adau17x1_capture_mux_text);
245
246 static const struct snd_soc_dapm_widget adau17x1_dsp_dapm_widgets[] = {
247 SND_SOC_DAPM_PGA("DSP", ADAU17X1_DSP_RUN, 0, 0, NULL, 0),
248 SND_SOC_DAPM_SIGGEN("DSP Siggen"),
249
250 SND_SOC_DAPM_MUX("DAC Playback Mux", SND_SOC_NOPM, 0, 0,
251 &adau17x1_dac_mux),
252 SND_SOC_DAPM_MUX("Capture Mux", SND_SOC_NOPM, 0, 0,
253 &adau17x1_capture_mux),
254 };
255
256 static const struct snd_soc_dapm_route adau17x1_dsp_dapm_routes[] = {
257 { "DAC Playback Mux", "DSP", "DSP" },
258 { "DAC Playback Mux", "AIFIN", "Playback" },
259
260 { "Left DAC Mode Mux", "Stereo", "DAC Playback Mux" },
261 { "Left DAC Mode Mux", "Mono (L+R)", "DAC Playback Mux" },
262 { "Left DAC Mode Mux", "Mono Left Channel (L+R)", "DAC Playback Mux" },
263 { "Right DAC Mode Mux", "Stereo", "DAC Playback Mux" },
264 { "Right DAC Mode Mux", "Mono (L+R)", "DAC Playback Mux" },
265 { "Right DAC Mode Mux", "Mono Right Channel (L+R)", "DAC Playback Mux" },
266
267 { "Capture Mux", "DSP", "DSP" },
268 { "Capture Mux", "Decimator", "Left Decimator" },
269 { "Capture Mux", "Decimator", "Right Decimator" },
270
271 { "Capture", NULL, "Capture Mux" },
272
273 { "DSP", NULL, "DSP Siggen" },
274
275 { "DSP", NULL, "Left Decimator" },
276 { "DSP", NULL, "Right Decimator" },
277 };
278
279 static const struct snd_soc_dapm_route adau17x1_no_dsp_dapm_routes[] = {
280 { "Left DAC Mode Mux", "Stereo", "Playback" },
281 { "Left DAC Mode Mux", "Mono (L+R)", "Playback" },
282 { "Left DAC Mode Mux", "Mono Left Channel (L+R)", "Playback" },
283 { "Right DAC Mode Mux", "Stereo", "Playback" },
284 { "Right DAC Mode Mux", "Mono (L+R)", "Playback" },
285 { "Right DAC Mode Mux", "Mono Right Channel (L+R)", "Playback" },
286 { "Capture", NULL, "Left Decimator" },
287 { "Capture", NULL, "Right Decimator" },
288 };
289
290 bool adau17x1_has_dsp(struct adau *adau)
291 {
292 switch (adau->type) {
293 case ADAU1761:
294 case ADAU1381:
295 case ADAU1781:
296 return true;
297 default:
298 return false;
299 }
300 }
301 EXPORT_SYMBOL_GPL(adau17x1_has_dsp);
302
303 static int adau17x1_hw_params(struct snd_pcm_substream *substream,
304 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
305 {
306 struct snd_soc_codec *codec = dai->codec;
307 struct adau *adau = snd_soc_codec_get_drvdata(codec);
308 unsigned int val, div, dsp_div;
309 unsigned int freq;
310
311 if (adau->clk_src == ADAU17X1_CLK_SRC_PLL)
312 freq = adau->pll_freq;
313 else
314 freq = adau->sysclk;
315
316 if (freq % params_rate(params) != 0)
317 return -EINVAL;
318
319 switch (freq / params_rate(params)) {
320 case 1024: /* fs */
321 div = 0;
322 dsp_div = 1;
323 break;
324 case 6144: /* fs / 6 */
325 div = 1;
326 dsp_div = 6;
327 break;
328 case 4096: /* fs / 4 */
329 div = 2;
330 dsp_div = 5;
331 break;
332 case 3072: /* fs / 3 */
333 div = 3;
334 dsp_div = 4;
335 break;
336 case 2048: /* fs / 2 */
337 div = 4;
338 dsp_div = 3;
339 break;
340 case 1536: /* fs / 1.5 */
341 div = 5;
342 dsp_div = 2;
343 break;
344 case 512: /* fs / 0.5 */
345 div = 6;
346 dsp_div = 0;
347 break;
348 default:
349 return -EINVAL;
350 }
351
352 regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
353 ADAU17X1_CONVERTER0_CONVSR_MASK, div);
354 if (adau17x1_has_dsp(adau)) {
355 regmap_write(adau->regmap, ADAU17X1_SERIAL_SAMPLING_RATE, div);
356 regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, dsp_div);
357 }
358
359 if (adau->dai_fmt != SND_SOC_DAIFMT_RIGHT_J)
360 return 0;
361
362 switch (params_width(params)) {
363 case 16:
364 val = ADAU17X1_SERIAL_PORT1_DELAY16;
365 break;
366 case 24:
367 val = ADAU17X1_SERIAL_PORT1_DELAY8;
368 break;
369 case 32:
370 val = ADAU17X1_SERIAL_PORT1_DELAY0;
371 break;
372 default:
373 return -EINVAL;
374 }
375
376 return regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT1,
377 ADAU17X1_SERIAL_PORT1_DELAY_MASK, val);
378 }
379
380 static int adau17x1_set_dai_pll(struct snd_soc_dai *dai, int pll_id,
381 int source, unsigned int freq_in, unsigned int freq_out)
382 {
383 struct snd_soc_codec *codec = dai->codec;
384 struct adau *adau = snd_soc_codec_get_drvdata(codec);
385 unsigned int r, n, m, i, j;
386 unsigned int div;
387 int ret;
388
389 if (freq_in < 8000000 || freq_in > 27000000)
390 return -EINVAL;
391
392 if (!freq_out) {
393 r = 0;
394 n = 0;
395 m = 0;
396 div = 0;
397 } else {
398 if (freq_out % freq_in != 0) {
399 div = DIV_ROUND_UP(freq_in, 13500000);
400 freq_in /= div;
401 r = freq_out / freq_in;
402 i = freq_out % freq_in;
403 j = gcd(i, freq_in);
404 n = i / j;
405 m = freq_in / j;
406 div--;
407 } else {
408 r = freq_out / freq_in;
409 n = 0;
410 m = 0;
411 div = 0;
412 }
413 if (n > 0xffff || m > 0xffff || div > 3 || r > 8 || r < 2)
414 return -EINVAL;
415 }
416
417 adau->pll_regs[0] = m >> 8;
418 adau->pll_regs[1] = m & 0xff;
419 adau->pll_regs[2] = n >> 8;
420 adau->pll_regs[3] = n & 0xff;
421 adau->pll_regs[4] = (r << 3) | (div << 1);
422 if (m != 0)
423 adau->pll_regs[4] |= 1; /* Fractional mode */
424
425 /* The PLL register is 6 bytes long and can only be written at once. */
426 ret = regmap_raw_write(adau->regmap, ADAU17X1_PLL_CONTROL,
427 adau->pll_regs, ARRAY_SIZE(adau->pll_regs));
428 if (ret)
429 return ret;
430
431 adau->pll_freq = freq_out;
432
433 return 0;
434 }
435
436 static int adau17x1_set_dai_sysclk(struct snd_soc_dai *dai,
437 int clk_id, unsigned int freq, int dir)
438 {
439 struct adau *adau = snd_soc_codec_get_drvdata(dai->codec);
440 struct snd_soc_dapm_context *dapm = &dai->codec->dapm;
441
442 switch (clk_id) {
443 case ADAU17X1_CLK_SRC_MCLK:
444 case ADAU17X1_CLK_SRC_PLL:
445 break;
446 default:
447 return -EINVAL;
448 }
449
450 adau->sysclk = freq;
451
452 if (adau->clk_src != clk_id) {
453 if (clk_id == ADAU17X1_CLK_SRC_PLL) {
454 snd_soc_dapm_add_routes(dapm,
455 &adau17x1_dapm_pll_route, 1);
456 } else {
457 snd_soc_dapm_del_routes(dapm,
458 &adau17x1_dapm_pll_route, 1);
459 }
460 }
461
462 adau->clk_src = clk_id;
463
464 return 0;
465 }
466
467 static int adau17x1_set_dai_fmt(struct snd_soc_dai *dai,
468 unsigned int fmt)
469 {
470 struct adau *adau = snd_soc_codec_get_drvdata(dai->codec);
471 unsigned int ctrl0, ctrl1;
472 int lrclk_pol;
473
474 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
475 case SND_SOC_DAIFMT_CBM_CFM:
476 ctrl0 = ADAU17X1_SERIAL_PORT0_MASTER;
477 adau->master = true;
478 break;
479 case SND_SOC_DAIFMT_CBS_CFS:
480 ctrl0 = 0;
481 adau->master = false;
482 break;
483 default:
484 return -EINVAL;
485 }
486
487 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
488 case SND_SOC_DAIFMT_I2S:
489 lrclk_pol = 0;
490 ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY1;
491 break;
492 case SND_SOC_DAIFMT_LEFT_J:
493 case SND_SOC_DAIFMT_RIGHT_J:
494 lrclk_pol = 1;
495 ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY0;
496 break;
497 case SND_SOC_DAIFMT_DSP_A:
498 lrclk_pol = 1;
499 ctrl0 |= ADAU17X1_SERIAL_PORT0_PULSE_MODE;
500 ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY1;
501 break;
502 case SND_SOC_DAIFMT_DSP_B:
503 lrclk_pol = 1;
504 ctrl0 |= ADAU17X1_SERIAL_PORT0_PULSE_MODE;
505 ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY0;
506 break;
507 default:
508 return -EINVAL;
509 }
510
511 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
512 case SND_SOC_DAIFMT_NB_NF:
513 break;
514 case SND_SOC_DAIFMT_IB_NF:
515 ctrl0 |= ADAU17X1_SERIAL_PORT0_BCLK_POL;
516 break;
517 case SND_SOC_DAIFMT_NB_IF:
518 lrclk_pol = !lrclk_pol;
519 break;
520 case SND_SOC_DAIFMT_IB_IF:
521 ctrl0 |= ADAU17X1_SERIAL_PORT0_BCLK_POL;
522 lrclk_pol = !lrclk_pol;
523 break;
524 default:
525 return -EINVAL;
526 }
527
528 if (lrclk_pol)
529 ctrl0 |= ADAU17X1_SERIAL_PORT0_LRCLK_POL;
530
531 regmap_write(adau->regmap, ADAU17X1_SERIAL_PORT0, ctrl0);
532 regmap_write(adau->regmap, ADAU17X1_SERIAL_PORT1, ctrl1);
533
534 adau->dai_fmt = fmt & SND_SOC_DAIFMT_FORMAT_MASK;
535
536 return 0;
537 }
538
539 static int adau17x1_set_dai_tdm_slot(struct snd_soc_dai *dai,
540 unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
541 {
542 struct adau *adau = snd_soc_codec_get_drvdata(dai->codec);
543 unsigned int ser_ctrl0, ser_ctrl1;
544 unsigned int conv_ctrl0, conv_ctrl1;
545
546 /* I2S mode */
547 if (slots == 0) {
548 slots = 2;
549 rx_mask = 3;
550 tx_mask = 3;
551 slot_width = 32;
552 }
553
554 switch (slots) {
555 case 2:
556 ser_ctrl0 = ADAU17X1_SERIAL_PORT0_STEREO;
557 break;
558 case 4:
559 ser_ctrl0 = ADAU17X1_SERIAL_PORT0_TDM4;
560 break;
561 case 8:
562 if (adau->type == ADAU1361)
563 return -EINVAL;
564
565 ser_ctrl0 = ADAU17X1_SERIAL_PORT0_TDM8;
566 break;
567 default:
568 return -EINVAL;
569 }
570
571 switch (slot_width * slots) {
572 case 32:
573 if (adau->type == ADAU1761)
574 return -EINVAL;
575
576 ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK32;
577 break;
578 case 64:
579 ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK64;
580 break;
581 case 48:
582 ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK48;
583 break;
584 case 128:
585 ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK128;
586 break;
587 case 256:
588 if (adau->type == ADAU1361)
589 return -EINVAL;
590
591 ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK256;
592 break;
593 default:
594 return -EINVAL;
595 }
596
597 switch (rx_mask) {
598 case 0x03:
599 conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(1);
600 adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 0;
601 break;
602 case 0x0c:
603 conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(2);
604 adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 1;
605 break;
606 case 0x30:
607 conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(3);
608 adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 2;
609 break;
610 case 0xc0:
611 conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(4);
612 adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 3;
613 break;
614 default:
615 return -EINVAL;
616 }
617
618 switch (tx_mask) {
619 case 0x03:
620 conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(1);
621 adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 0;
622 break;
623 case 0x0c:
624 conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(2);
625 adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 1;
626 break;
627 case 0x30:
628 conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(3);
629 adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 2;
630 break;
631 case 0xc0:
632 conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(4);
633 adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 3;
634 break;
635 default:
636 return -EINVAL;
637 }
638
639 regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
640 ADAU17X1_CONVERTER0_DAC_PAIR_MASK, conv_ctrl0);
641 regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER1,
642 ADAU17X1_CONVERTER1_ADC_PAIR_MASK, conv_ctrl1);
643 regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT0,
644 ADAU17X1_SERIAL_PORT0_TDM_MASK, ser_ctrl0);
645 regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT1,
646 ADAU17X1_SERIAL_PORT1_BCLK_MASK, ser_ctrl1);
647
648 if (!adau17x1_has_dsp(adau))
649 return 0;
650
651 if (adau->dsp_bypass[SNDRV_PCM_STREAM_PLAYBACK]) {
652 regmap_write(adau->regmap, ADAU17X1_SERIAL_INPUT_ROUTE,
653 (adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] * 2) + 1);
654 }
655
656 if (adau->dsp_bypass[SNDRV_PCM_STREAM_CAPTURE]) {
657 regmap_write(adau->regmap, ADAU17X1_SERIAL_OUTPUT_ROUTE,
658 (adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] * 2) + 1);
659 }
660
661 return 0;
662 }
663
664 const struct snd_soc_dai_ops adau17x1_dai_ops = {
665 .hw_params = adau17x1_hw_params,
666 .set_sysclk = adau17x1_set_dai_sysclk,
667 .set_fmt = adau17x1_set_dai_fmt,
668 .set_pll = adau17x1_set_dai_pll,
669 .set_tdm_slot = adau17x1_set_dai_tdm_slot,
670 };
671 EXPORT_SYMBOL_GPL(adau17x1_dai_ops);
672
673 int adau17x1_set_micbias_voltage(struct snd_soc_codec *codec,
674 enum adau17x1_micbias_voltage micbias)
675 {
676 struct adau *adau = snd_soc_codec_get_drvdata(codec);
677
678 switch (micbias) {
679 case ADAU17X1_MICBIAS_0_90_AVDD:
680 case ADAU17X1_MICBIAS_0_65_AVDD:
681 break;
682 default:
683 return -EINVAL;
684 }
685
686 return regmap_write(adau->regmap, ADAU17X1_MICBIAS, micbias << 2);
687 }
688 EXPORT_SYMBOL_GPL(adau17x1_set_micbias_voltage);
689
690 bool adau17x1_readable_register(struct device *dev, unsigned int reg)
691 {
692 switch (reg) {
693 case ADAU17X1_CLOCK_CONTROL:
694 case ADAU17X1_PLL_CONTROL:
695 case ADAU17X1_REC_POWER_MGMT:
696 case ADAU17X1_MICBIAS:
697 case ADAU17X1_SERIAL_PORT0:
698 case ADAU17X1_SERIAL_PORT1:
699 case ADAU17X1_CONVERTER0:
700 case ADAU17X1_CONVERTER1:
701 case ADAU17X1_LEFT_INPUT_DIGITAL_VOL:
702 case ADAU17X1_RIGHT_INPUT_DIGITAL_VOL:
703 case ADAU17X1_ADC_CONTROL:
704 case ADAU17X1_PLAY_POWER_MGMT:
705 case ADAU17X1_DAC_CONTROL0:
706 case ADAU17X1_DAC_CONTROL1:
707 case ADAU17X1_DAC_CONTROL2:
708 case ADAU17X1_SERIAL_PORT_PAD:
709 case ADAU17X1_CONTROL_PORT_PAD0:
710 case ADAU17X1_CONTROL_PORT_PAD1:
711 case ADAU17X1_DSP_SAMPLING_RATE:
712 case ADAU17X1_SERIAL_INPUT_ROUTE:
713 case ADAU17X1_SERIAL_OUTPUT_ROUTE:
714 case ADAU17X1_DSP_ENABLE:
715 case ADAU17X1_DSP_RUN:
716 case ADAU17X1_SERIAL_SAMPLING_RATE:
717 return true;
718 default:
719 break;
720 }
721 return false;
722 }
723 EXPORT_SYMBOL_GPL(adau17x1_readable_register);
724
725 bool adau17x1_volatile_register(struct device *dev, unsigned int reg)
726 {
727 /* SigmaDSP parameter and program memory */
728 if (reg < 0x4000)
729 return true;
730
731 switch (reg) {
732 /* The PLL register is 6 bytes long */
733 case ADAU17X1_PLL_CONTROL:
734 case ADAU17X1_PLL_CONTROL + 1:
735 case ADAU17X1_PLL_CONTROL + 2:
736 case ADAU17X1_PLL_CONTROL + 3:
737 case ADAU17X1_PLL_CONTROL + 4:
738 case ADAU17X1_PLL_CONTROL + 5:
739 return true;
740 default:
741 break;
742 }
743
744 return false;
745 }
746 EXPORT_SYMBOL_GPL(adau17x1_volatile_register);
747
748 int adau17x1_load_firmware(struct adau *adau, struct device *dev,
749 const char *firmware)
750 {
751 int ret;
752 int dspsr;
753
754 ret = regmap_read(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, &dspsr);
755 if (ret)
756 return ret;
757
758 regmap_write(adau->regmap, ADAU17X1_DSP_ENABLE, 1);
759 regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, 0xf);
760
761 ret = process_sigma_firmware_regmap(dev, adau->regmap, firmware);
762 if (ret) {
763 regmap_write(adau->regmap, ADAU17X1_DSP_ENABLE, 0);
764 return ret;
765 }
766 regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, dspsr);
767
768 return 0;
769 }
770 EXPORT_SYMBOL_GPL(adau17x1_load_firmware);
771
772 int adau17x1_add_widgets(struct snd_soc_codec *codec)
773 {
774 struct adau *adau = snd_soc_codec_get_drvdata(codec);
775 int ret;
776
777 ret = snd_soc_add_codec_controls(codec, adau17x1_controls,
778 ARRAY_SIZE(adau17x1_controls));
779 if (ret)
780 return ret;
781 ret = snd_soc_dapm_new_controls(&codec->dapm, adau17x1_dapm_widgets,
782 ARRAY_SIZE(adau17x1_dapm_widgets));
783 if (ret)
784 return ret;
785
786 if (adau17x1_has_dsp(adau)) {
787 ret = snd_soc_dapm_new_controls(&codec->dapm,
788 adau17x1_dsp_dapm_widgets,
789 ARRAY_SIZE(adau17x1_dsp_dapm_widgets));
790 }
791 return ret;
792 }
793 EXPORT_SYMBOL_GPL(adau17x1_add_widgets);
794
795 int adau17x1_add_routes(struct snd_soc_codec *codec)
796 {
797 struct adau *adau = snd_soc_codec_get_drvdata(codec);
798 int ret;
799
800 ret = snd_soc_dapm_add_routes(&codec->dapm, adau17x1_dapm_routes,
801 ARRAY_SIZE(adau17x1_dapm_routes));
802 if (ret)
803 return ret;
804
805 if (adau17x1_has_dsp(adau)) {
806 ret = snd_soc_dapm_add_routes(&codec->dapm,
807 adau17x1_dsp_dapm_routes,
808 ARRAY_SIZE(adau17x1_dsp_dapm_routes));
809 } else {
810 ret = snd_soc_dapm_add_routes(&codec->dapm,
811 adau17x1_no_dsp_dapm_routes,
812 ARRAY_SIZE(adau17x1_no_dsp_dapm_routes));
813 }
814 return ret;
815 }
816 EXPORT_SYMBOL_GPL(adau17x1_add_routes);
817
818 int adau17x1_resume(struct snd_soc_codec *codec)
819 {
820 struct adau *adau = snd_soc_codec_get_drvdata(codec);
821
822 if (adau->switch_mode)
823 adau->switch_mode(codec->dev);
824
825 regcache_sync(adau->regmap);
826
827 return 0;
828 }
829 EXPORT_SYMBOL_GPL(adau17x1_resume);
830
831 int adau17x1_probe(struct device *dev, struct regmap *regmap,
832 enum adau17x1_type type, void (*switch_mode)(struct device *dev))
833 {
834 struct adau *adau;
835
836 if (IS_ERR(regmap))
837 return PTR_ERR(regmap);
838
839 adau = devm_kzalloc(dev, sizeof(*adau), GFP_KERNEL);
840 if (!adau)
841 return -ENOMEM;
842
843 adau->regmap = regmap;
844 adau->switch_mode = switch_mode;
845 adau->type = type;
846
847 dev_set_drvdata(dev, adau);
848
849 if (switch_mode)
850 switch_mode(dev);
851
852 return 0;
853 }
854 EXPORT_SYMBOL_GPL(adau17x1_probe);
855
856 MODULE_DESCRIPTION("ASoC ADAU1X61/ADAU1X81 common code");
857 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
858 MODULE_LICENSE("GPL");
Linux with added FPC-III support