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9#include <linux/module.h>
10#include <linux/moduleparam.h>
11#include <linux/kernel.h>
12#include <linux/init.h>
13#include <linux/delay.h>
14#include <linux/pm_runtime.h>
15#include <linux/pm.h>
16#include <linux/soundwire/sdw.h>
17#include <linux/regmap.h>
18#include <linux/slab.h>
19#include <sound/core.h>
20#include <sound/pcm.h>
21#include <sound/pcm_params.h>
22#include <sound/soc.h>
23#include <sound/soc-dapm.h>
24#include <sound/initval.h>
25#include <sound/tlv.h>
26#include <sound/hda_verbs.h>
27#include <sound/jack.h>
28
29#include "rt711.h"
30
31static int rt711_index_write(struct regmap *regmap,
32 unsigned int nid, unsigned int reg, unsigned int value)
33{
34 int ret;
35 unsigned int addr = ((RT711_PRIV_INDEX_W_H | nid) << 8) | reg;
36
37 ret = regmap_write(regmap, addr, value);
38 if (ret < 0)
39 pr_err("Failed to set private value: %06x <= %04x ret=%d\n",
40 addr, value, ret);
41
42 return ret;
43}
44
45static int rt711_index_read(struct regmap *regmap,
46 unsigned int nid, unsigned int reg, unsigned int *value)
47{
48 int ret;
49 unsigned int addr = ((RT711_PRIV_INDEX_W_H | nid) << 8) | reg;
50
51 *value = 0;
52 ret = regmap_read(regmap, addr, value);
53 if (ret < 0)
54 pr_err("Failed to get private value: %06x => %04x ret=%d\n",
55 addr, *value, ret);
56
57 return ret;
58}
59
60static int rt711_index_update_bits(struct regmap *regmap, unsigned int nid,
61 unsigned int reg, unsigned int mask, unsigned int val)
62{
63 unsigned int tmp, orig;
64 int ret;
65
66 ret = rt711_index_read(regmap, nid, reg, &orig);
67 if (ret < 0)
68 return ret;
69
70 tmp = orig & ~mask;
71 tmp |= val & mask;
72
73 return rt711_index_write(regmap, nid, reg, tmp);
74}
75
76static void rt711_reset(struct regmap *regmap)
77{
78 regmap_write(regmap, RT711_FUNC_RESET, 0);
79 rt711_index_update_bits(regmap, RT711_VENDOR_REG,
80 RT711_PARA_VERB_CTL, RT711_HIDDEN_REG_SW_RESET,
81 RT711_HIDDEN_REG_SW_RESET);
82}
83
84static int rt711_calibration(struct rt711_priv *rt711)
85{
86 unsigned int val, loop = 0;
87 struct device *dev;
88 struct regmap *regmap = rt711->regmap;
89 int ret = 0;
90
91 mutex_lock(&rt711->calibrate_mutex);
92 regmap_write(rt711->regmap,
93 RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
94
95 dev = regmap_get_device(regmap);
96
97
98 rt711_index_update_bits(regmap, RT711_VENDOR_REG, RT711_FSM_CTL,
99 0xf, 0x0);
100
101
102 rt711_index_update_bits(regmap, RT711_VENDOR_CALI,
103 RT711_DAC_DC_CALI_CTL1, RT711_DAC_DC_CALI_TRIGGER,
104 RT711_DAC_DC_CALI_TRIGGER);
105
106
107 rt711_index_read(regmap, RT711_VENDOR_CALI,
108 RT711_DAC_DC_CALI_CTL1, &val);
109
110 while (val & RT711_DAC_DC_CALI_TRIGGER) {
111 if (loop >= 500) {
112 pr_err("%s, calibration time-out!\n",
113 __func__);
114 ret = -ETIMEDOUT;
115 break;
116 }
117 loop++;
118
119 usleep_range(10000, 11000);
120 rt711_index_read(regmap, RT711_VENDOR_CALI,
121 RT711_DAC_DC_CALI_CTL1, &val);
122 }
123
124
125 rt711_index_update_bits(regmap, RT711_VENDOR_REG,
126 RT711_FSM_CTL, 0xf, RT711_DEPOP_CTL);
127
128 regmap_write(rt711->regmap,
129 RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
130 mutex_unlock(&rt711->calibrate_mutex);
131
132 dev_dbg(dev, "%s calibration complete, ret=%d\n", __func__, ret);
133 return ret;
134}
135
136static unsigned int rt711_button_detect(struct rt711_priv *rt711)
137{
138 unsigned int btn_type = 0, val80, val81;
139 int ret;
140
141 ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
142 RT711_IRQ_FLAG_TABLE1, &val80);
143 if (ret < 0)
144 goto read_error;
145 ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
146 RT711_IRQ_FLAG_TABLE2, &val81);
147 if (ret < 0)
148 goto read_error;
149
150 val80 &= 0x0381;
151 val81 &= 0xff00;
152
153 switch (val80) {
154 case 0x0200:
155 case 0x0100:
156 case 0x0080:
157 btn_type |= SND_JACK_BTN_0;
158 break;
159 case 0x0001:
160 btn_type |= SND_JACK_BTN_3;
161 break;
162 }
163 switch (val81) {
164 case 0x8000:
165 case 0x4000:
166 case 0x2000:
167 btn_type |= SND_JACK_BTN_1;
168 break;
169 case 0x1000:
170 case 0x0800:
171 case 0x0400:
172 btn_type |= SND_JACK_BTN_2;
173 break;
174 case 0x0200:
175 case 0x0100:
176 btn_type |= SND_JACK_BTN_3;
177 break;
178 }
179read_error:
180 return btn_type;
181}
182
183static int rt711_headset_detect(struct rt711_priv *rt711)
184{
185 unsigned int buf, loop = 0;
186 int ret;
187 unsigned int jack_status = 0, reg;
188
189 ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
190 RT711_COMBO_JACK_AUTO_CTL2, &buf);
191 if (ret < 0)
192 goto io_error;
193
194 while (loop < 500 &&
195 (buf & RT711_COMBOJACK_AUTO_DET_STATUS) == 0) {
196 loop++;
197
198 usleep_range(9000, 10000);
199 ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
200 RT711_COMBO_JACK_AUTO_CTL2, &buf);
201 if (ret < 0)
202 goto io_error;
203
204 reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
205 ret = regmap_read(rt711->regmap, reg, &jack_status);
206 if (ret < 0)
207 goto io_error;
208 if ((jack_status & (1 << 31)) == 0)
209 goto remove_error;
210 }
211
212 if (loop >= 500)
213 goto to_error;
214
215 if (buf & RT711_COMBOJACK_AUTO_DET_TRS)
216 rt711->jack_type = SND_JACK_HEADPHONE;
217 else if ((buf & RT711_COMBOJACK_AUTO_DET_CTIA) ||
218 (buf & RT711_COMBOJACK_AUTO_DET_OMTP))
219 rt711->jack_type = SND_JACK_HEADSET;
220
221 return 0;
222
223to_error:
224 ret = -ETIMEDOUT;
225 pr_err_ratelimited("Time-out error in %s\n", __func__);
226 return ret;
227io_error:
228 pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
229 return ret;
230remove_error:
231 pr_err_ratelimited("Jack removal in %s\n", __func__);
232 return -ENODEV;
233}
234
235static void rt711_jack_detect_handler(struct work_struct *work)
236{
237 struct rt711_priv *rt711 =
238 container_of(work, struct rt711_priv, jack_detect_work.work);
239 int btn_type = 0, ret;
240 unsigned int jack_status = 0, reg;
241
242 if (!rt711->hs_jack)
243 return;
244
245 if (!rt711->component->card->instantiated)
246 return;
247
248 reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
249 ret = regmap_read(rt711->regmap, reg, &jack_status);
250 if (ret < 0)
251 goto io_error;
252
253
254 if (jack_status & (1 << 31)) {
255
256 if (rt711->jack_type == 0) {
257 ret = rt711_headset_detect(rt711);
258 if (ret < 0)
259 return;
260 if (rt711->jack_type == SND_JACK_HEADSET)
261 btn_type = rt711_button_detect(rt711);
262 } else if (rt711->jack_type == SND_JACK_HEADSET) {
263
264 btn_type = rt711_button_detect(rt711);
265 }
266 } else {
267
268 rt711->jack_type = 0;
269 }
270
271 dev_dbg(&rt711->slave->dev,
272 "in %s, jack_type=0x%x\n", __func__, rt711->jack_type);
273 dev_dbg(&rt711->slave->dev,
274 "in %s, btn_type=0x%x\n", __func__, btn_type);
275
276 snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
277 SND_JACK_HEADSET |
278 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
279 SND_JACK_BTN_2 | SND_JACK_BTN_3);
280
281 if (btn_type) {
282
283 snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
284 SND_JACK_HEADSET |
285 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
286 SND_JACK_BTN_2 | SND_JACK_BTN_3);
287
288 mod_delayed_work(system_power_efficient_wq,
289 &rt711->jack_btn_check_work, msecs_to_jiffies(200));
290 }
291
292 return;
293
294io_error:
295 pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
296}
297
298static void rt711_btn_check_handler(struct work_struct *work)
299{
300 struct rt711_priv *rt711 = container_of(work, struct rt711_priv,
301 jack_btn_check_work.work);
302 int btn_type = 0, ret;
303 unsigned int jack_status = 0, reg;
304
305 reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
306 ret = regmap_read(rt711->regmap, reg, &jack_status);
307 if (ret < 0)
308 goto io_error;
309
310
311 if (jack_status & (1 << 31)) {
312 if (rt711->jack_type == SND_JACK_HEADSET) {
313
314 btn_type = rt711_button_detect(rt711);
315 }
316 } else {
317 rt711->jack_type = 0;
318 }
319
320
321 ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
322 RT711_COMBO_JACK_AUTO_CTL2, ®);
323 if (ret < 0)
324 goto io_error;
325
326 if ((reg & 0xf0) == 0xf0)
327 btn_type = 0;
328
329 dev_dbg(&rt711->slave->dev,
330 "%s, btn_type=0x%x\n", __func__, btn_type);
331 snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
332 SND_JACK_HEADSET |
333 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
334 SND_JACK_BTN_2 | SND_JACK_BTN_3);
335
336 if (btn_type) {
337
338 snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
339 SND_JACK_HEADSET |
340 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
341 SND_JACK_BTN_2 | SND_JACK_BTN_3);
342
343 mod_delayed_work(system_power_efficient_wq,
344 &rt711->jack_btn_check_work, msecs_to_jiffies(200));
345 }
346
347 return;
348
349io_error:
350 pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
351}
352
353static void rt711_jack_init(struct rt711_priv *rt711)
354{
355 struct snd_soc_dapm_context *dapm =
356 snd_soc_component_get_dapm(rt711->component);
357
358 mutex_lock(&rt711->calibrate_mutex);
359
360 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
361 regmap_write(rt711->regmap,
362 RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
363
364 if (rt711->hs_jack) {
365
366 regmap_write(rt711->regmap,
367 RT711_SET_MIC2_UNSOLICITED_ENABLE, 0x82);
368 regmap_write(rt711->regmap,
369 RT711_SET_HP_UNSOLICITED_ENABLE, 0x81);
370 regmap_write(rt711->regmap,
371 RT711_SET_INLINE_UNSOLICITED_ENABLE, 0x83);
372 rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
373 0x10, 0x2420);
374 rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
375 0x19, 0x2e11);
376
377 switch (rt711->jd_src) {
378 case RT711_JD1:
379
380 break;
381 case RT711_JD2:
382 rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
383 RT711_JD_CTL2, RT711_JD2_2PORT_200K_DECODE_HP |
384 RT711_HP_JD_SEL_JD2,
385 RT711_JD2_2PORT_200K_DECODE_HP |
386 RT711_HP_JD_SEL_JD2);
387 rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
388 RT711_CC_DET1,
389 RT711_HP_JD_FINAL_RESULT_CTL_JD12,
390 RT711_HP_JD_FINAL_RESULT_CTL_JD12);
391 break;
392 default:
393 dev_warn(rt711->component->dev, "Wrong JD source\n");
394 break;
395 }
396
397 dev_dbg(&rt711->slave->dev, "in %s enable\n", __func__);
398
399 mod_delayed_work(system_power_efficient_wq,
400 &rt711->jack_detect_work, msecs_to_jiffies(250));
401 } else {
402 regmap_write(rt711->regmap,
403 RT711_SET_MIC2_UNSOLICITED_ENABLE, 0x00);
404 regmap_write(rt711->regmap,
405 RT711_SET_HP_UNSOLICITED_ENABLE, 0x00);
406 regmap_write(rt711->regmap,
407 RT711_SET_INLINE_UNSOLICITED_ENABLE, 0x00);
408
409 dev_dbg(&rt711->slave->dev, "in %s disable\n", __func__);
410 }
411
412
413 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
414 regmap_write(rt711->regmap,
415 RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
416 mutex_unlock(&rt711->calibrate_mutex);
417}
418
419static int rt711_set_jack_detect(struct snd_soc_component *component,
420 struct snd_soc_jack *hs_jack, void *data)
421{
422 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
423
424 rt711->hs_jack = hs_jack;
425
426 if (!rt711->hw_init) {
427 dev_dbg(&rt711->slave->dev,
428 "%s hw_init not ready yet\n", __func__);
429 return 0;
430 }
431
432 rt711_jack_init(rt711);
433
434 return 0;
435}
436
437static void rt711_get_gain(struct rt711_priv *rt711, unsigned int addr_h,
438 unsigned int addr_l, unsigned int val_h,
439 unsigned int *r_val, unsigned int *l_val)
440{
441
442 *r_val = (val_h << 8);
443 regmap_read(rt711->regmap, addr_l, r_val);
444
445
446 val_h |= 0x20;
447 *l_val = (val_h << 8);
448 regmap_read(rt711->regmap, addr_h, l_val);
449}
450
451
452static int rt711_set_amp_gain_put(struct snd_kcontrol *kcontrol,
453 struct snd_ctl_elem_value *ucontrol)
454{
455 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
456 struct snd_soc_dapm_context *dapm =
457 snd_soc_component_get_dapm(component);
458 struct soc_mixer_control *mc =
459 (struct soc_mixer_control *)kcontrol->private_value;
460 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
461 unsigned int addr_h, addr_l, val_h, val_ll, val_lr;
462 unsigned int read_ll, read_rl;
463 int i;
464
465 mutex_lock(&rt711->calibrate_mutex);
466
467
468 addr_h = mc->reg;
469 addr_l = mc->rreg;
470 if (mc->shift == RT711_DIR_OUT_SFT)
471 val_h = 0x80;
472 else
473 val_h = 0x0;
474
475 rt711_get_gain(rt711, addr_h, addr_l, val_h, &read_rl, &read_ll);
476
477
478 if (mc->invert) {
479
480 val_ll = (mc->max - ucontrol->value.integer.value[0])
481 << RT711_MUTE_SFT;
482
483 read_ll = read_ll & 0x7f;
484 val_ll |= read_ll;
485 } else {
486
487 val_ll = ((ucontrol->value.integer.value[0]) & 0x7f);
488 if (val_ll > mc->max)
489 val_ll = mc->max;
490
491 read_ll = read_ll & (1 << RT711_MUTE_SFT);
492 val_ll |= read_ll;
493 }
494
495 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
496 regmap_write(rt711->regmap,
497 RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
498
499
500 if (mc->invert) {
501
502 val_lr = (mc->max - ucontrol->value.integer.value[1])
503 << RT711_MUTE_SFT;
504
505 read_rl = read_rl & 0x7f;
506 val_lr |= read_rl;
507 } else {
508
509 val_lr = ((ucontrol->value.integer.value[1]) & 0x7f);
510 if (val_lr > mc->max)
511 val_lr = mc->max;
512
513 read_rl = read_rl & (1 << RT711_MUTE_SFT);
514 val_lr |= read_rl;
515 }
516
517 for (i = 0; i < 3; i++) {
518
519 if (val_ll == val_lr) {
520
521 val_h = (1 << mc->shift) | (3 << 4);
522 regmap_write(rt711->regmap,
523 addr_h, (val_h << 8 | val_ll));
524 regmap_write(rt711->regmap,
525 addr_l, (val_h << 8 | val_ll));
526 } else {
527
528 val_h = (1 << mc->shift) | (1 << 5);
529 regmap_write(rt711->regmap,
530 addr_h, (val_h << 8 | val_ll));
531
532
533 val_h = (1 << mc->shift) | (1 << 4);
534 regmap_write(rt711->regmap,
535 addr_l, (val_h << 8 | val_lr));
536 }
537
538 if (mc->shift == RT711_DIR_OUT_SFT)
539 val_h = 0x80;
540 else
541 val_h = 0x0;
542
543 rt711_get_gain(rt711, addr_h, addr_l, val_h,
544 &read_rl, &read_ll);
545 if (read_rl == val_lr && read_ll == val_ll)
546 break;
547 }
548
549 if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
550 regmap_write(rt711->regmap,
551 RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
552
553 mutex_unlock(&rt711->calibrate_mutex);
554 return 0;
555}
556
557static int rt711_set_amp_gain_get(struct snd_kcontrol *kcontrol,
558 struct snd_ctl_elem_value *ucontrol)
559{
560 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
561 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
562 struct soc_mixer_control *mc =
563 (struct soc_mixer_control *)kcontrol->private_value;
564 unsigned int addr_h, addr_l, val_h;
565 unsigned int read_ll, read_rl;
566
567
568 addr_h = mc->reg;
569 addr_l = mc->rreg;
570 if (mc->shift == RT711_DIR_OUT_SFT)
571 val_h = 0x80;
572 else
573 val_h = 0x0;
574
575 rt711_get_gain(rt711, addr_h, addr_l, val_h, &read_rl, &read_ll);
576
577 if (mc->invert) {
578
579 read_ll = !((read_ll & 0x80) >> RT711_MUTE_SFT);
580 read_rl = !((read_rl & 0x80) >> RT711_MUTE_SFT);
581 } else {
582
583 read_ll = read_ll & 0x7f;
584 read_rl = read_rl & 0x7f;
585 }
586 ucontrol->value.integer.value[0] = read_ll;
587 ucontrol->value.integer.value[1] = read_rl;
588
589 return 0;
590}
591
592static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6525, 75, 0);
593static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -1725, 75, 0);
594static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
595
596static const struct snd_kcontrol_new rt711_snd_controls[] = {
597 SOC_DOUBLE_R_EXT_TLV("DAC Surr Playback Volume",
598 RT711_SET_GAIN_DAC2_H, RT711_SET_GAIN_DAC2_L,
599 RT711_DIR_OUT_SFT, 0x57, 0,
600 rt711_set_amp_gain_get, rt711_set_amp_gain_put, out_vol_tlv),
601 SOC_DOUBLE_R_EXT("ADC 08 Capture Switch",
602 RT711_SET_GAIN_ADC2_H, RT711_SET_GAIN_ADC2_L,
603 RT711_DIR_IN_SFT, 1, 1,
604 rt711_set_amp_gain_get, rt711_set_amp_gain_put),
605 SOC_DOUBLE_R_EXT("ADC 09 Capture Switch",
606 RT711_SET_GAIN_ADC1_H, RT711_SET_GAIN_ADC1_L,
607 RT711_DIR_IN_SFT, 1, 1,
608 rt711_set_amp_gain_get, rt711_set_amp_gain_put),
609 SOC_DOUBLE_R_EXT_TLV("ADC 08 Capture Volume",
610 RT711_SET_GAIN_ADC2_H, RT711_SET_GAIN_ADC2_L,
611 RT711_DIR_IN_SFT, 0x3f, 0,
612 rt711_set_amp_gain_get, rt711_set_amp_gain_put, in_vol_tlv),
613 SOC_DOUBLE_R_EXT_TLV("ADC 09 Capture Volume",
614 RT711_SET_GAIN_ADC1_H, RT711_SET_GAIN_ADC1_L,
615 RT711_DIR_IN_SFT, 0x3f, 0,
616 rt711_set_amp_gain_get, rt711_set_amp_gain_put, in_vol_tlv),
617 SOC_DOUBLE_R_EXT_TLV("AMIC Volume",
618 RT711_SET_GAIN_AMIC_H, RT711_SET_GAIN_AMIC_L,
619 RT711_DIR_IN_SFT, 3, 0,
620 rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
621 SOC_DOUBLE_R_EXT_TLV("DMIC1 Volume",
622 RT711_SET_GAIN_DMIC1_H, RT711_SET_GAIN_DMIC1_L,
623 RT711_DIR_IN_SFT, 3, 0,
624 rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
625 SOC_DOUBLE_R_EXT_TLV("DMIC2 Volume",
626 RT711_SET_GAIN_DMIC2_H, RT711_SET_GAIN_DMIC2_L,
627 RT711_DIR_IN_SFT, 3, 0,
628 rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
629};
630
631static int rt711_mux_get(struct snd_kcontrol *kcontrol,
632 struct snd_ctl_elem_value *ucontrol)
633{
634 struct snd_soc_component *component =
635 snd_soc_dapm_kcontrol_component(kcontrol);
636 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
637 unsigned int reg, val = 0, nid;
638 int ret;
639
640 if (strstr(ucontrol->id.name, "ADC 22 Mux"))
641 nid = RT711_MIXER_IN1;
642 else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
643 nid = RT711_MIXER_IN2;
644 else
645 return -EINVAL;
646
647
648 reg = RT711_VERB_SET_CONNECT_SEL | nid;
649 ret = regmap_read(rt711->regmap, reg, &val);
650 if (ret < 0) {
651 dev_err(component->dev, "%s: sdw read failed: %d\n",
652 __func__, ret);
653 return ret;
654 }
655
656 ucontrol->value.enumerated.item[0] = val;
657
658 return 0;
659}
660
661static int rt711_mux_put(struct snd_kcontrol *kcontrol,
662 struct snd_ctl_elem_value *ucontrol)
663{
664 struct snd_soc_component *component =
665 snd_soc_dapm_kcontrol_component(kcontrol);
666 struct snd_soc_dapm_context *dapm =
667 snd_soc_dapm_kcontrol_dapm(kcontrol);
668 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
669 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
670 unsigned int *item = ucontrol->value.enumerated.item;
671 unsigned int val, val2 = 0, change, reg, nid;
672 int ret;
673
674 if (item[0] >= e->items)
675 return -EINVAL;
676
677 if (strstr(ucontrol->id.name, "ADC 22 Mux"))
678 nid = RT711_MIXER_IN1;
679 else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
680 nid = RT711_MIXER_IN2;
681 else
682 return -EINVAL;
683
684
685 val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
686
687 reg = RT711_VERB_SET_CONNECT_SEL | nid;
688 ret = regmap_read(rt711->regmap, reg, &val2);
689 if (ret < 0) {
690 dev_err(component->dev, "%s: sdw read failed: %d\n",
691 __func__, ret);
692 return ret;
693 }
694
695 if (val == val2)
696 change = 0;
697 else
698 change = 1;
699
700 if (change) {
701 reg = RT711_VERB_SET_CONNECT_SEL | nid;
702 regmap_write(rt711->regmap, reg, val);
703 }
704
705 snd_soc_dapm_mux_update_power(dapm, kcontrol,
706 item[0], e, NULL);
707
708 return change;
709}
710
711static const char * const adc_mux_text[] = {
712 "MIC2",
713 "LINE1",
714 "LINE2",
715 "DMIC",
716};
717
718static SOC_ENUM_SINGLE_DECL(
719 rt711_adc22_enum, SND_SOC_NOPM, 0, adc_mux_text);
720
721static SOC_ENUM_SINGLE_DECL(
722 rt711_adc23_enum, SND_SOC_NOPM, 0, adc_mux_text);
723
724static const struct snd_kcontrol_new rt711_adc22_mux =
725 SOC_DAPM_ENUM_EXT("ADC 22 Mux", rt711_adc22_enum,
726 rt711_mux_get, rt711_mux_put);
727
728static const struct snd_kcontrol_new rt711_adc23_mux =
729 SOC_DAPM_ENUM_EXT("ADC 23 Mux", rt711_adc23_enum,
730 rt711_mux_get, rt711_mux_put);
731
732static int rt711_dac_surround_event(struct snd_soc_dapm_widget *w,
733 struct snd_kcontrol *kcontrol, int event)
734{
735 struct snd_soc_component *component =
736 snd_soc_dapm_to_component(w->dapm);
737 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
738 unsigned int val_h = (1 << RT711_DIR_OUT_SFT) | (0x3 << 4);
739 unsigned int val_l;
740
741 switch (event) {
742 case SND_SOC_DAPM_POST_PMU:
743 regmap_write(rt711->regmap,
744 RT711_SET_STREAMID_DAC2, 0x10);
745
746 val_l = 0x00;
747 regmap_write(rt711->regmap,
748 RT711_SET_GAIN_HP_H, (val_h << 8 | val_l));
749 break;
750 case SND_SOC_DAPM_PRE_PMD:
751 val_l = (1 << RT711_MUTE_SFT);
752 regmap_write(rt711->regmap,
753 RT711_SET_GAIN_HP_H, (val_h << 8 | val_l));
754 usleep_range(50000, 55000);
755
756 regmap_write(rt711->regmap,
757 RT711_SET_STREAMID_DAC2, 0x00);
758 break;
759 }
760 return 0;
761}
762
763static int rt711_adc_09_event(struct snd_soc_dapm_widget *w,
764 struct snd_kcontrol *kcontrol, int event)
765{
766 struct snd_soc_component *component =
767 snd_soc_dapm_to_component(w->dapm);
768 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
769
770 switch (event) {
771 case SND_SOC_DAPM_POST_PMU:
772 regmap_write(rt711->regmap,
773 RT711_SET_STREAMID_ADC1, 0x10);
774 break;
775 case SND_SOC_DAPM_PRE_PMD:
776 regmap_write(rt711->regmap,
777 RT711_SET_STREAMID_ADC1, 0x00);
778 break;
779 }
780 return 0;
781}
782
783static int rt711_adc_08_event(struct snd_soc_dapm_widget *w,
784 struct snd_kcontrol *kcontrol, int event)
785{
786 struct snd_soc_component *component =
787 snd_soc_dapm_to_component(w->dapm);
788 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
789
790 switch (event) {
791 case SND_SOC_DAPM_POST_PMU:
792 regmap_write(rt711->regmap,
793 RT711_SET_STREAMID_ADC2, 0x10);
794 break;
795 case SND_SOC_DAPM_PRE_PMD:
796 regmap_write(rt711->regmap,
797 RT711_SET_STREAMID_ADC2, 0x00);
798 break;
799 }
800 return 0;
801}
802
803static const struct snd_soc_dapm_widget rt711_dapm_widgets[] = {
804 SND_SOC_DAPM_OUTPUT("HP"),
805 SND_SOC_DAPM_INPUT("MIC2"),
806 SND_SOC_DAPM_INPUT("DMIC1"),
807 SND_SOC_DAPM_INPUT("DMIC2"),
808 SND_SOC_DAPM_INPUT("LINE1"),
809 SND_SOC_DAPM_INPUT("LINE2"),
810
811 SND_SOC_DAPM_DAC_E("DAC Surround", NULL, SND_SOC_NOPM, 0, 0,
812 rt711_dac_surround_event,
813 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
814 SND_SOC_DAPM_ADC_E("ADC 09", NULL, SND_SOC_NOPM, 0, 0,
815 rt711_adc_09_event,
816 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
817 SND_SOC_DAPM_ADC_E("ADC 08", NULL, SND_SOC_NOPM, 0, 0,
818 rt711_adc_08_event,
819 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
820 SND_SOC_DAPM_MUX("ADC 22 Mux", SND_SOC_NOPM, 0, 0,
821 &rt711_adc22_mux),
822 SND_SOC_DAPM_MUX("ADC 23 Mux", SND_SOC_NOPM, 0, 0,
823 &rt711_adc23_mux),
824
825 SND_SOC_DAPM_AIF_IN("DP3RX", "DP3 Playback", 0, SND_SOC_NOPM, 0, 0),
826 SND_SOC_DAPM_AIF_OUT("DP2TX", "DP2 Capture", 0, SND_SOC_NOPM, 0, 0),
827 SND_SOC_DAPM_AIF_OUT("DP4TX", "DP4 Capture", 0, SND_SOC_NOPM, 0, 0),
828};
829
830static const struct snd_soc_dapm_route rt711_audio_map[] = {
831 {"DAC Surround", NULL, "DP3RX"},
832 {"DP2TX", NULL, "ADC 09"},
833 {"DP4TX", NULL, "ADC 08"},
834
835 {"ADC 09", NULL, "ADC 22 Mux"},
836 {"ADC 08", NULL, "ADC 23 Mux"},
837 {"ADC 22 Mux", "DMIC", "DMIC1"},
838 {"ADC 22 Mux", "LINE1", "LINE1"},
839 {"ADC 22 Mux", "LINE2", "LINE2"},
840 {"ADC 22 Mux", "MIC2", "MIC2"},
841 {"ADC 23 Mux", "DMIC", "DMIC2"},
842 {"ADC 23 Mux", "LINE1", "LINE1"},
843 {"ADC 23 Mux", "LINE2", "LINE2"},
844 {"ADC 23 Mux", "MIC2", "MIC2"},
845
846 {"HP", NULL, "DAC Surround"},
847};
848
849static int rt711_set_bias_level(struct snd_soc_component *component,
850 enum snd_soc_bias_level level)
851{
852 struct snd_soc_dapm_context *dapm =
853 snd_soc_component_get_dapm(component);
854 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
855
856 switch (level) {
857 case SND_SOC_BIAS_PREPARE:
858 if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
859 regmap_write(rt711->regmap,
860 RT711_SET_AUDIO_POWER_STATE,
861 AC_PWRST_D0);
862 }
863 break;
864
865 case SND_SOC_BIAS_STANDBY:
866 mutex_lock(&rt711->calibrate_mutex);
867 regmap_write(rt711->regmap,
868 RT711_SET_AUDIO_POWER_STATE,
869 AC_PWRST_D3);
870 mutex_unlock(&rt711->calibrate_mutex);
871 break;
872
873 default:
874 break;
875 }
876
877 return 0;
878}
879
880static int rt711_parse_dt(struct rt711_priv *rt711, struct device *dev)
881{
882 device_property_read_u32(dev, "realtek,jd-src",
883 &rt711->jd_src);
884
885 return 0;
886}
887
888static int rt711_probe(struct snd_soc_component *component)
889{
890 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
891
892 rt711_parse_dt(rt711, &rt711->slave->dev);
893 rt711->component = component;
894
895 return 0;
896}
897
898static const struct snd_soc_component_driver soc_codec_dev_rt711 = {
899 .probe = rt711_probe,
900 .set_bias_level = rt711_set_bias_level,
901 .controls = rt711_snd_controls,
902 .num_controls = ARRAY_SIZE(rt711_snd_controls),
903 .dapm_widgets = rt711_dapm_widgets,
904 .num_dapm_widgets = ARRAY_SIZE(rt711_dapm_widgets),
905 .dapm_routes = rt711_audio_map,
906 .num_dapm_routes = ARRAY_SIZE(rt711_audio_map),
907 .set_jack = rt711_set_jack_detect,
908};
909
910static int rt711_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
911 int direction)
912{
913 struct sdw_stream_data *stream;
914
915 if (!sdw_stream)
916 return 0;
917
918 stream = kzalloc(sizeof(*stream), GFP_KERNEL);
919 if (!stream)
920 return -ENOMEM;
921
922 stream->sdw_stream = sdw_stream;
923
924
925 if (direction == SNDRV_PCM_STREAM_PLAYBACK)
926 dai->playback_dma_data = stream;
927 else
928 dai->capture_dma_data = stream;
929
930 return 0;
931}
932
933static void rt711_shutdown(struct snd_pcm_substream *substream,
934 struct snd_soc_dai *dai)
935{
936 struct sdw_stream_data *stream;
937
938 stream = snd_soc_dai_get_dma_data(dai, substream);
939 snd_soc_dai_set_dma_data(dai, substream, NULL);
940 kfree(stream);
941}
942
943static int rt711_pcm_hw_params(struct snd_pcm_substream *substream,
944 struct snd_pcm_hw_params *params,
945 struct snd_soc_dai *dai)
946{
947 struct snd_soc_component *component = dai->component;
948 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
949 struct sdw_stream_config stream_config;
950 struct sdw_port_config port_config;
951 enum sdw_data_direction direction;
952 struct sdw_stream_data *stream;
953 int retval, port, num_channels;
954 unsigned int val = 0;
955
956 dev_dbg(dai->dev, "%s %s", __func__, dai->name);
957 stream = snd_soc_dai_get_dma_data(dai, substream);
958
959 if (!stream)
960 return -EINVAL;
961
962 if (!rt711->slave)
963 return -EINVAL;
964
965
966 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
967 direction = SDW_DATA_DIR_RX;
968 port = 3;
969 } else {
970 direction = SDW_DATA_DIR_TX;
971 if (dai->id == RT711_AIF1)
972 port = 4;
973 else if (dai->id == RT711_AIF2)
974 port = 2;
975 else
976 return -EINVAL;
977 }
978
979 stream_config.frame_rate = params_rate(params);
980 stream_config.ch_count = params_channels(params);
981 stream_config.bps = snd_pcm_format_width(params_format(params));
982 stream_config.direction = direction;
983
984 num_channels = params_channels(params);
985 port_config.ch_mask = (1 << (num_channels)) - 1;
986 port_config.num = port;
987
988 retval = sdw_stream_add_slave(rt711->slave, &stream_config,
989 &port_config, 1, stream->sdw_stream);
990 if (retval) {
991 dev_err(dai->dev, "Unable to configure port\n");
992 return retval;
993 }
994
995 if (params_channels(params) <= 16) {
996
997 val |= (params_channels(params) - 1);
998 } else {
999 dev_err(component->dev, "Unsupported channels %d\n",
1000 params_channels(params));
1001 return -EINVAL;
1002 }
1003
1004 switch (params_width(params)) {
1005
1006 case 8:
1007 break;
1008 case 16:
1009 val |= (0x1 << 4);
1010 break;
1011 case 20:
1012 val |= (0x2 << 4);
1013 break;
1014 case 24:
1015 val |= (0x3 << 4);
1016 break;
1017 case 32:
1018 val |= (0x4 << 4);
1019 break;
1020 default:
1021 return -EINVAL;
1022 }
1023
1024
1025 regmap_write(rt711->regmap, RT711_DAC_FORMAT_H, val);
1026 regmap_write(rt711->regmap, RT711_ADC1_FORMAT_H, val);
1027 regmap_write(rt711->regmap, RT711_ADC2_FORMAT_H, val);
1028
1029 return retval;
1030}
1031
1032static int rt711_pcm_hw_free(struct snd_pcm_substream *substream,
1033 struct snd_soc_dai *dai)
1034{
1035 struct snd_soc_component *component = dai->component;
1036 struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
1037 struct sdw_stream_data *stream =
1038 snd_soc_dai_get_dma_data(dai, substream);
1039
1040 if (!rt711->slave)
1041 return -EINVAL;
1042
1043 sdw_stream_remove_slave(rt711->slave, stream->sdw_stream);
1044 return 0;
1045}
1046
1047#define RT711_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1048#define RT711_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1049 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1050
1051static struct snd_soc_dai_ops rt711_ops = {
1052 .hw_params = rt711_pcm_hw_params,
1053 .hw_free = rt711_pcm_hw_free,
1054 .set_sdw_stream = rt711_set_sdw_stream,
1055 .shutdown = rt711_shutdown,
1056};
1057
1058static struct snd_soc_dai_driver rt711_dai[] = {
1059 {
1060 .name = "rt711-aif1",
1061 .id = RT711_AIF1,
1062 .playback = {
1063 .stream_name = "DP3 Playback",
1064 .channels_min = 1,
1065 .channels_max = 2,
1066 .rates = RT711_STEREO_RATES,
1067 .formats = RT711_FORMATS,
1068 },
1069 .capture = {
1070 .stream_name = "DP4 Capture",
1071 .channels_min = 1,
1072 .channels_max = 2,
1073 .rates = RT711_STEREO_RATES,
1074 .formats = RT711_FORMATS,
1075 },
1076 .ops = &rt711_ops,
1077 },
1078 {
1079 .name = "rt711-aif2",
1080 .id = RT711_AIF2,
1081 .capture = {
1082 .stream_name = "DP2 Capture",
1083 .channels_min = 1,
1084 .channels_max = 2,
1085 .rates = RT711_STEREO_RATES,
1086 .formats = RT711_FORMATS,
1087 },
1088 .ops = &rt711_ops,
1089 }
1090};
1091
1092
1093#define RT711_CLK_FREQ_9600000HZ 9600000
1094#define RT711_CLK_FREQ_12000000HZ 12000000
1095#define RT711_CLK_FREQ_6000000HZ 6000000
1096#define RT711_CLK_FREQ_4800000HZ 4800000
1097#define RT711_CLK_FREQ_2400000HZ 2400000
1098#define RT711_CLK_FREQ_12288000HZ 12288000
1099
1100int rt711_clock_config(struct device *dev)
1101{
1102 struct rt711_priv *rt711 = dev_get_drvdata(dev);
1103 unsigned int clk_freq, value;
1104
1105 clk_freq = (rt711->params.curr_dr_freq >> 1);
1106
1107 switch (clk_freq) {
1108 case RT711_CLK_FREQ_12000000HZ:
1109 value = 0x0;
1110 break;
1111 case RT711_CLK_FREQ_6000000HZ:
1112 value = 0x1;
1113 break;
1114 case RT711_CLK_FREQ_9600000HZ:
1115 value = 0x2;
1116 break;
1117 case RT711_CLK_FREQ_4800000HZ:
1118 value = 0x3;
1119 break;
1120 case RT711_CLK_FREQ_2400000HZ:
1121 value = 0x4;
1122 break;
1123 case RT711_CLK_FREQ_12288000HZ:
1124 value = 0x5;
1125 break;
1126 default:
1127 return -EINVAL;
1128 }
1129
1130 regmap_write(rt711->regmap, 0xe0, value);
1131 regmap_write(rt711->regmap, 0xf0, value);
1132
1133 dev_dbg(dev, "%s complete, clk_freq=%d\n", __func__, clk_freq);
1134
1135 return 0;
1136}
1137
1138static void rt711_calibration_work(struct work_struct *work)
1139{
1140 struct rt711_priv *rt711 =
1141 container_of(work, struct rt711_priv, calibration_work);
1142
1143 rt711_calibration(rt711);
1144}
1145
1146int rt711_init(struct device *dev, struct regmap *sdw_regmap,
1147 struct regmap *regmap, struct sdw_slave *slave)
1148{
1149 struct rt711_priv *rt711;
1150 int ret;
1151
1152 rt711 = devm_kzalloc(dev, sizeof(*rt711), GFP_KERNEL);
1153 if (!rt711)
1154 return -ENOMEM;
1155
1156 dev_set_drvdata(dev, rt711);
1157 rt711->slave = slave;
1158 rt711->sdw_regmap = sdw_regmap;
1159 rt711->regmap = regmap;
1160
1161
1162
1163
1164
1165 rt711->hw_init = false;
1166 rt711->first_hw_init = false;
1167
1168
1169 rt711->jd_src = RT711_JD2;
1170
1171 ret = devm_snd_soc_register_component(dev,
1172 &soc_codec_dev_rt711,
1173 rt711_dai,
1174 ARRAY_SIZE(rt711_dai));
1175
1176 dev_dbg(&slave->dev, "%s\n", __func__);
1177
1178 return ret;
1179}
1180
1181int rt711_io_init(struct device *dev, struct sdw_slave *slave)
1182{
1183 struct rt711_priv *rt711 = dev_get_drvdata(dev);
1184
1185 if (rt711->hw_init)
1186 return 0;
1187
1188 if (rt711->first_hw_init) {
1189 regcache_cache_only(rt711->regmap, false);
1190 regcache_cache_bypass(rt711->regmap, true);
1191 }
1192
1193
1194
1195
1196 if (!rt711->first_hw_init) {
1197
1198 pm_runtime_set_autosuspend_delay(&slave->dev, 3000);
1199 pm_runtime_use_autosuspend(&slave->dev);
1200
1201
1202 pm_runtime_set_active(&slave->dev);
1203
1204
1205 pm_runtime_mark_last_busy(&slave->dev);
1206
1207 pm_runtime_enable(&slave->dev);
1208 }
1209
1210 pm_runtime_get_noresume(&slave->dev);
1211
1212 rt711_reset(rt711->regmap);
1213
1214
1215 regmap_write(rt711->regmap, RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
1216
1217
1218 regmap_write(rt711->regmap, RT711_SET_PIN_MIC2, 0x25);
1219 regmap_write(rt711->regmap, RT711_SET_PIN_HP, 0xc0);
1220 regmap_write(rt711->regmap, RT711_SET_PIN_DMIC1, 0x20);
1221 regmap_write(rt711->regmap, RT711_SET_PIN_DMIC2, 0x20);
1222 regmap_write(rt711->regmap, RT711_SET_PIN_LINE1, 0x20);
1223 regmap_write(rt711->regmap, RT711_SET_PIN_LINE2, 0x20);
1224
1225
1226 regmap_write(rt711->regmap, RT711_SET_GAIN_HP_H, 0xa080);
1227 regmap_write(rt711->regmap, RT711_SET_GAIN_HP_H, 0x9080);
1228 regmap_write(rt711->regmap, RT711_SET_GAIN_ADC2_H, 0x6080);
1229 regmap_write(rt711->regmap, RT711_SET_GAIN_ADC2_H, 0x5080);
1230 regmap_write(rt711->regmap, RT711_SET_GAIN_ADC1_H, 0x6080);
1231 regmap_write(rt711->regmap, RT711_SET_GAIN_ADC1_H, 0x5080);
1232
1233
1234 regmap_write(rt711->regmap, 0x4f12, 0x91);
1235 regmap_write(rt711->regmap, 0x4e12, 0xd6);
1236 regmap_write(rt711->regmap, 0x4d12, 0x11);
1237 regmap_write(rt711->regmap, 0x4c12, 0x20);
1238 regmap_write(rt711->regmap, 0x4f13, 0x91);
1239 regmap_write(rt711->regmap, 0x4e13, 0xd6);
1240 regmap_write(rt711->regmap, 0x4d13, 0x11);
1241 regmap_write(rt711->regmap, 0x4c13, 0x21);
1242 regmap_write(rt711->regmap, 0x4c21, 0xf0);
1243 regmap_write(rt711->regmap, 0x4d21, 0x11);
1244 regmap_write(rt711->regmap, 0x4e21, 0x11);
1245 regmap_write(rt711->regmap, 0x4f21, 0x01);
1246
1247
1248 rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1249 RT711_TX_RX_MUX_CTL, 0x0154);
1250
1251
1252 rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1253 RT711_DIGITAL_MISC_CTRL4, 0x201b);
1254 rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1255 RT711_COMBO_JACK_AUTO_CTL1, 0x5089);
1256 rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1257 RT711_VREFOUT_CTL, 0x5064);
1258 rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1259 RT711_INLINE_CMD_CTL, 0xd249);
1260
1261
1262 regmap_write(rt711->regmap, RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
1263
1264 if (rt711->first_hw_init)
1265 rt711_calibration(rt711);
1266 else {
1267 INIT_DELAYED_WORK(&rt711->jack_detect_work,
1268 rt711_jack_detect_handler);
1269 INIT_DELAYED_WORK(&rt711->jack_btn_check_work,
1270 rt711_btn_check_handler);
1271 mutex_init(&rt711->calibrate_mutex);
1272 INIT_WORK(&rt711->calibration_work, rt711_calibration_work);
1273 schedule_work(&rt711->calibration_work);
1274 }
1275
1276
1277
1278
1279
1280 if (rt711->hs_jack)
1281 rt711_jack_init(rt711);
1282
1283 if (rt711->first_hw_init) {
1284 regcache_cache_bypass(rt711->regmap, false);
1285 regcache_mark_dirty(rt711->regmap);
1286 } else
1287 rt711->first_hw_init = true;
1288
1289
1290 rt711->hw_init = true;
1291
1292 pm_runtime_mark_last_busy(&slave->dev);
1293 pm_runtime_put_autosuspend(&slave->dev);
1294
1295 dev_dbg(&slave->dev, "%s hw_init complete\n", __func__);
1296 return 0;
1297}
1298
1299MODULE_DESCRIPTION("ASoC RT711 SDW driver");
1300MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>");
1301MODULE_LICENSE("GPL");
1302
