ASoC: rt711-sdca: fix kernel NULL pointer dereference when IO error
[linux-2.6-microblaze.git] / sound / soc / codecs / rt711-sdca.c
1 // SPDX-License-Identifier: GPL-2.0-only
2 //
3 // rt711-sdca.c -- rt711 SDCA ALSA SoC audio driver
4 //
5 // Copyright(c) 2021 Realtek Semiconductor Corp.
6 //
7 //
8
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/soundwire/sdw_registers.h>
16 #include <linux/slab.h>
17 #include <linux/bitops.h>
18 #include <sound/core.h>
19 #include <sound/pcm.h>
20 #include <sound/pcm_params.h>
21 #include <sound/soc-dapm.h>
22 #include <sound/initval.h>
23 #include <sound/tlv.h>
24 #include <sound/jack.h>
25
26 #include "rt711-sdca.h"
27
28 static int rt711_sdca_index_write(struct rt711_sdca_priv *rt711,
29                 unsigned int nid, unsigned int reg, unsigned int value)
30 {
31         int ret;
32         struct regmap *regmap = rt711->mbq_regmap;
33         unsigned int addr = (nid << 20) | reg;
34
35         ret = regmap_write(regmap, addr, value);
36         if (ret < 0)
37                 dev_err(&rt711->slave->dev,
38                         "Failed to set private value: %06x <= %04x ret=%d\n",
39                         addr, value, ret);
40
41         return ret;
42 }
43
44 static int rt711_sdca_index_read(struct rt711_sdca_priv *rt711,
45                 unsigned int nid, unsigned int reg, unsigned int *value)
46 {
47         int ret;
48         struct regmap *regmap = rt711->mbq_regmap;
49         unsigned int addr = (nid << 20) | reg;
50
51         ret = regmap_read(regmap, addr, value);
52         if (ret < 0)
53                 dev_err(&rt711->slave->dev,
54                         "Failed to get private value: %06x => %04x ret=%d\n",
55                         addr, *value, ret);
56
57         return ret;
58 }
59
60 static int rt711_sdca_index_update_bits(struct rt711_sdca_priv *rt711,
61         unsigned int nid, unsigned int reg, unsigned int mask, unsigned int val)
62 {
63         unsigned int tmp;
64         int ret;
65
66         ret = rt711_sdca_index_read(rt711, nid, reg, &tmp);
67         if (ret < 0)
68                 return ret;
69
70         set_mask_bits(&tmp, mask, val);
71         return rt711_sdca_index_write(rt711, nid, reg, tmp);
72 }
73
74 static void rt711_sdca_reset(struct rt711_sdca_priv *rt711)
75 {
76         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
77                 RT711_PARA_VERB_CTL, RT711_HIDDEN_REG_SW_RESET,
78                 RT711_HIDDEN_REG_SW_RESET);
79         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
80                 RT711_HDA_LEGACY_RESET_CTL, 0x1, 0x1);
81 }
82
83 static int rt711_sdca_calibration(struct rt711_sdca_priv *rt711)
84 {
85         unsigned int val, loop_rc = 0, loop_dc = 0;
86         struct device *dev;
87         struct regmap *regmap = rt711->regmap;
88         int chk_cnt = 100;
89         int ret = 0;
90
91         mutex_lock(&rt711->calibrate_mutex);
92         dev = regmap_get_device(regmap);
93
94         regmap_read(rt711->regmap, RT711_RC_CAL_STATUS, &val);
95         /* RC calibration */
96         if (!(val & 0x40))
97                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_ANALOG_CTL,
98                         RT711_MISC_POWER_CTL0, 0x0010, 0x0010);
99
100         for (loop_rc = 0; loop_rc < chk_cnt && !(val & 0x40); loop_rc++) {
101                 usleep_range(10000, 11000);
102                 ret = regmap_read(rt711->regmap, RT711_RC_CAL_STATUS, &val);
103                 if (ret < 0)
104                         goto _cali_fail_;
105         }
106         if (loop_rc == chk_cnt)
107                 dev_err(dev, "%s, RC calibration time-out!\n", __func__);
108
109         /* HP calibration by manual mode setting */
110         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
111                 RT711_FSM_CTL, 0x2000, 0x2000);
112
113         /* Calibration manual mode */
114         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
115                 RT711_FSM_CTL, 0xf, RT711_CALI_CTL);
116
117         /* reset HP calibration */
118         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_CALI,
119                 RT711_DAC_DC_CALI_CTL1, RT711_DAC_DC_FORCE_CALI_RST, 0x00);
120         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_CALI,
121                 RT711_DAC_DC_CALI_CTL1, RT711_DAC_DC_FORCE_CALI_RST,
122                 RT711_DAC_DC_FORCE_CALI_RST);
123
124         /* cal_clk_en_reg */
125         if (rt711->hw_ver == RT711_VER_VD0)
126                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_CALI,
127                         RT711_DAC_DC_CALI_CTL1, RT711_DAC_DC_CALI_CLK_EN,
128                         RT711_DAC_DC_CALI_CLK_EN);
129
130         /* trigger */
131         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_CALI,
132                 RT711_DAC_DC_CALI_CTL1, RT711_DAC_DC_CALI_TRIGGER,
133                 RT711_DAC_DC_CALI_TRIGGER);
134
135         /* wait for calibration process */
136         rt711_sdca_index_read(rt711, RT711_VENDOR_CALI,
137                 RT711_DAC_DC_CALI_CTL1, &val);
138
139         for (loop_dc = 0; loop_dc < chk_cnt &&
140                 (val & RT711_DAC_DC_CALI_TRIGGER); loop_dc++) {
141                 usleep_range(10000, 11000);
142                 ret = rt711_sdca_index_read(rt711, RT711_VENDOR_CALI,
143                         RT711_DAC_DC_CALI_CTL1, &val);
144                 if (ret < 0)
145                         goto _cali_fail_;
146         }
147         if (loop_dc == chk_cnt)
148                 dev_err(dev, "%s, calibration time-out!\n", __func__);
149
150         if (loop_dc == chk_cnt || loop_rc == chk_cnt)
151                 ret = -ETIMEDOUT;
152
153 _cali_fail_:
154         /* enable impedance sense */
155         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
156                 RT711_FSM_CTL, RT711_FSM_IMP_EN, RT711_FSM_IMP_EN);
157
158         /* release HP-JD and trigger FSM */
159         rt711_sdca_index_write(rt711, RT711_VENDOR_REG,
160                 RT711_DIGITAL_MISC_CTRL4, 0x201b);
161
162         mutex_unlock(&rt711->calibrate_mutex);
163         dev_dbg(dev, "%s calibration complete, ret=%d\n", __func__, ret);
164         return ret;
165 }
166
167 static unsigned int rt711_sdca_button_detect(struct rt711_sdca_priv *rt711)
168 {
169         unsigned int btn_type = 0, offset, idx, val, owner;
170         int ret;
171         unsigned char buf[3];
172
173         /* get current UMP message owner */
174         ret = regmap_read(rt711->regmap,
175                 SDW_SDCA_CTL(FUNC_NUM_HID, RT711_SDCA_ENT_HID01, RT711_SDCA_CTL_HIDTX_CURRENT_OWNER, 0),
176                 &owner);
177         if (ret < 0)
178                 return 0;
179
180         /* if owner is device then there is no button event from device */
181         if (owner == 1)
182                 return 0;
183
184         /* read UMP message offset */
185         ret = regmap_read(rt711->regmap,
186                 SDW_SDCA_CTL(FUNC_NUM_HID, RT711_SDCA_ENT_HID01, RT711_SDCA_CTL_HIDTX_MESSAGE_OFFSET, 0),
187                 &offset);
188         if (ret < 0)
189                 goto _end_btn_det_;
190
191         for (idx = 0; idx < sizeof(buf); idx++) {
192                 ret = regmap_read(rt711->regmap,
193                         RT711_BUF_ADDR_HID1 + offset + idx, &val);
194                 if (ret < 0)
195                         goto _end_btn_det_;
196                 buf[idx] = val & 0xff;
197         }
198
199         if (buf[0] == 0x11) {
200                 switch (buf[1] & 0xf0) {
201                 case 0x10:
202                         btn_type |= SND_JACK_BTN_2;
203                         break;
204                 case 0x20:
205                         btn_type |= SND_JACK_BTN_3;
206                         break;
207                 case 0x40:
208                         btn_type |= SND_JACK_BTN_0;
209                         break;
210                 case 0x80:
211                         btn_type |= SND_JACK_BTN_1;
212                         break;
213                 }
214                 switch (buf[2]) {
215                 case 0x01:
216                 case 0x10:
217                         btn_type |= SND_JACK_BTN_2;
218                         break;
219                 case 0x02:
220                 case 0x20:
221                         btn_type |= SND_JACK_BTN_3;
222                         break;
223                 case 0x04:
224                 case 0x40:
225                         btn_type |= SND_JACK_BTN_0;
226                         break;
227                 case 0x08:
228                 case 0x80:
229                         btn_type |= SND_JACK_BTN_1;
230                         break;
231                 }
232         }
233
234 _end_btn_det_:
235         /* Host is owner, so set back to device */
236         if (owner == 0)
237                 /* set owner to device */
238                 regmap_write(rt711->regmap,
239                         SDW_SDCA_CTL(FUNC_NUM_HID, RT711_SDCA_ENT_HID01,
240                                 RT711_SDCA_CTL_HIDTX_SET_OWNER_TO_DEVICE, 0), 0x01);
241
242         return btn_type;
243 }
244
245 static int rt711_sdca_headset_detect(struct rt711_sdca_priv *rt711)
246 {
247         unsigned int det_mode;
248         int ret;
249
250         /* get detected_mode */
251         ret = regmap_read(rt711->regmap,
252                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_GE49, RT711_SDCA_CTL_DETECTED_MODE, 0),
253                 &det_mode);
254         if (ret < 0)
255                 goto io_error;
256
257         switch (det_mode) {
258         case 0x00:
259                 rt711->jack_type = 0;
260                 break;
261         case 0x03:
262                 rt711->jack_type = SND_JACK_HEADPHONE;
263                 break;
264         case 0x05:
265                 rt711->jack_type = SND_JACK_HEADSET;
266                 break;
267         }
268
269         /* write selected_mode */
270         if (det_mode) {
271                 ret = regmap_write(rt711->regmap,
272                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_GE49, RT711_SDCA_CTL_SELECTED_MODE, 0),
273                         det_mode);
274                 if (ret < 0)
275                         goto io_error;
276         }
277
278         dev_dbg(&rt711->slave->dev,
279                 "%s, detected_mode=0x%x\n", __func__, det_mode);
280
281         return 0;
282
283 io_error:
284         pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
285         return ret;
286 }
287
288 static void rt711_sdca_jack_detect_handler(struct work_struct *work)
289 {
290         struct rt711_sdca_priv *rt711 =
291                 container_of(work, struct rt711_sdca_priv, jack_detect_work.work);
292         int btn_type = 0, ret;
293
294         if (!rt711->hs_jack)
295                 return;
296
297         if (!rt711->component->card || !rt711->component->card->instantiated)
298                 return;
299
300         /* SDW_SCP_SDCA_INT_SDCA_0 is used for jack detection */
301         if (rt711->scp_sdca_stat1 & SDW_SCP_SDCA_INT_SDCA_0) {
302                 ret = rt711_sdca_headset_detect(rt711);
303                 if (ret < 0)
304                         return;
305         }
306
307         /* SDW_SCP_SDCA_INT_SDCA_8 is used for button detection */
308         if (rt711->scp_sdca_stat2 & SDW_SCP_SDCA_INT_SDCA_8)
309                 btn_type = rt711_sdca_button_detect(rt711);
310
311         if (rt711->jack_type == 0)
312                 btn_type = 0;
313
314         dev_dbg(&rt711->slave->dev,
315                 "in %s, jack_type=0x%x\n", __func__, rt711->jack_type);
316         dev_dbg(&rt711->slave->dev,
317                 "in %s, btn_type=0x%x\n", __func__, btn_type);
318         dev_dbg(&rt711->slave->dev,
319                 "in %s, scp_sdca_stat1=0x%x, scp_sdca_stat2=0x%x\n", __func__,
320                 rt711->scp_sdca_stat1, rt711->scp_sdca_stat2);
321
322         snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
323                         SND_JACK_HEADSET |
324                         SND_JACK_BTN_0 | SND_JACK_BTN_1 |
325                         SND_JACK_BTN_2 | SND_JACK_BTN_3);
326
327         if (btn_type) {
328                 /* button released */
329                 snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
330                         SND_JACK_HEADSET |
331                         SND_JACK_BTN_0 | SND_JACK_BTN_1 |
332                         SND_JACK_BTN_2 | SND_JACK_BTN_3);
333
334                 mod_delayed_work(system_power_efficient_wq,
335                         &rt711->jack_btn_check_work, msecs_to_jiffies(200));
336         }
337 }
338
339 static void rt711_sdca_btn_check_handler(struct work_struct *work)
340 {
341         struct rt711_sdca_priv *rt711 =
342                 container_of(work, struct rt711_sdca_priv, jack_btn_check_work.work);
343         int btn_type = 0, ret, idx;
344         unsigned int det_mode, offset, val;
345         unsigned char buf[3];
346
347         ret = regmap_read(rt711->regmap,
348                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_GE49, RT711_SDCA_CTL_DETECTED_MODE, 0),
349                 &det_mode);
350         if (ret < 0)
351                 goto io_error;
352
353         /* pin attached */
354         if (det_mode) {
355                 /* read UMP message offset */
356                 ret = regmap_read(rt711->regmap,
357                         SDW_SDCA_CTL(FUNC_NUM_HID, RT711_SDCA_ENT_HID01, RT711_SDCA_CTL_HIDTX_MESSAGE_OFFSET, 0),
358                         &offset);
359                 if (ret < 0)
360                         goto io_error;
361
362                 for (idx = 0; idx < sizeof(buf); idx++) {
363                         ret = regmap_read(rt711->regmap,
364                                 RT711_BUF_ADDR_HID1 + offset + idx, &val);
365                         if (ret < 0)
366                                 goto io_error;
367                         buf[idx] = val & 0xff;
368                 }
369
370                 if (buf[0] == 0x11) {
371                         switch (buf[1] & 0xf0) {
372                         case 0x10:
373                                 btn_type |= SND_JACK_BTN_2;
374                                 break;
375                         case 0x20:
376                                 btn_type |= SND_JACK_BTN_3;
377                                 break;
378                         case 0x40:
379                                 btn_type |= SND_JACK_BTN_0;
380                                 break;
381                         case 0x80:
382                                 btn_type |= SND_JACK_BTN_1;
383                                 break;
384                         }
385                         switch (buf[2]) {
386                         case 0x01:
387                         case 0x10:
388                                 btn_type |= SND_JACK_BTN_2;
389                                 break;
390                         case 0x02:
391                         case 0x20:
392                                 btn_type |= SND_JACK_BTN_3;
393                                 break;
394                         case 0x04:
395                         case 0x40:
396                                 btn_type |= SND_JACK_BTN_0;
397                                 break;
398                         case 0x08:
399                         case 0x80:
400                                 btn_type |= SND_JACK_BTN_1;
401                                 break;
402                         }
403                 }
404         } else
405                 rt711->jack_type = 0;
406
407         dev_dbg(&rt711->slave->dev, "%s, btn_type=0x%x\n",      __func__, btn_type);
408         snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
409                         SND_JACK_HEADSET |
410                         SND_JACK_BTN_0 | SND_JACK_BTN_1 |
411                         SND_JACK_BTN_2 | SND_JACK_BTN_3);
412
413         if (btn_type) {
414                 /* button released */
415                 snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
416                         SND_JACK_HEADSET |
417                         SND_JACK_BTN_0 | SND_JACK_BTN_1 |
418                         SND_JACK_BTN_2 | SND_JACK_BTN_3);
419
420                 mod_delayed_work(system_power_efficient_wq,
421                         &rt711->jack_btn_check_work, msecs_to_jiffies(200));
422         }
423
424         return;
425
426 io_error:
427         pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
428 }
429
430 static void rt711_sdca_jack_init(struct rt711_sdca_priv *rt711)
431 {
432         mutex_lock(&rt711->calibrate_mutex);
433
434         if (rt711->hs_jack) {
435                 /* Enable HID1 event & set button RTC mode */
436                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
437                         RT711_PUSH_BTN_INT_CTL6, 0x80f0, 0x8000);
438                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
439                         RT711_PUSH_BTN_INT_CTL2, 0x11dd, 0x11dd);
440                 rt711_sdca_index_write(rt711, RT711_VENDOR_HDA_CTL,
441                         RT711_PUSH_BTN_INT_CTL7, 0xffff);
442                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
443                         RT711_PUSH_BTN_INT_CTL9, 0xf000, 0x0000);
444
445                 /* GE_mode_change_event_en & Hid1_push_button_event_en */
446                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
447                         RT711_GE_MODE_RELATED_CTL, 0x0c00, 0x0c00);
448
449                 switch (rt711->jd_src) {
450                 case RT711_JD1:
451                         /* default settings was already for JD1 */
452                         break;
453                 case RT711_JD2:
454                         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
455                                 RT711_JD_CTL1, RT711_JD2_DIGITAL_MODE_SEL,
456                                 RT711_JD2_DIGITAL_MODE_SEL);
457                         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
458                                 RT711_JD_CTL2, RT711_JD2_2PORT_200K_DECODE_HP | RT711_HP_JD_SEL_JD2,
459                                 RT711_JD2_2PORT_200K_DECODE_HP | RT711_HP_JD_SEL_JD2);
460                         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
461                                 RT711_CC_DET1,
462                                 RT711_HP_JD_FINAL_RESULT_CTL_JD12,
463                                 RT711_HP_JD_FINAL_RESULT_CTL_JD12);
464                         break;
465                 default:
466                         dev_warn(rt711->component->dev, "Wrong JD source\n");
467                         break;
468                 }
469
470                 /* set SCP_SDCA_IntMask1[0]=1 */
471                 sdw_write_no_pm(rt711->slave, SDW_SCP_SDCA_INTMASK1, SDW_SCP_SDCA_INTMASK_SDCA_0);
472                 /* set SCP_SDCA_IntMask2[0]=1 */
473                 sdw_write_no_pm(rt711->slave, SDW_SCP_SDCA_INTMASK2, SDW_SCP_SDCA_INTMASK_SDCA_8);
474                 dev_dbg(&rt711->slave->dev, "in %s enable\n", __func__);
475         } else {
476                 /* disable HID 1/2 event */
477                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
478                         RT711_GE_MODE_RELATED_CTL, 0x0c00, 0x0000);
479
480                 dev_dbg(&rt711->slave->dev, "in %s disable\n", __func__);
481         }
482
483         mutex_unlock(&rt711->calibrate_mutex);
484 }
485
486 static int rt711_sdca_set_jack_detect(struct snd_soc_component *component,
487         struct snd_soc_jack *hs_jack, void *data)
488 {
489         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
490         int ret;
491
492         rt711->hs_jack = hs_jack;
493
494         ret = pm_runtime_resume_and_get(component->dev);
495         if (ret < 0) {
496                 if (ret != -EACCES) {
497                         dev_err(component->dev, "%s: failed to resume %d\n", __func__, ret);
498                         return ret;
499                 }
500
501                 /* pm_runtime not enabled yet */
502                 dev_dbg(component->dev, "%s: skipping jack init for now\n", __func__);
503                 return 0;
504         }
505
506         rt711_sdca_jack_init(rt711);
507
508         pm_runtime_mark_last_busy(component->dev);
509         pm_runtime_put_autosuspend(component->dev);
510
511         return 0;
512 }
513
514 /* For SDCA control DAC/ADC Gain */
515 static int rt711_sdca_set_gain_put(struct snd_kcontrol *kcontrol,
516                 struct snd_ctl_elem_value *ucontrol)
517 {
518         struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
519         struct soc_mixer_control *mc =
520                 (struct soc_mixer_control *)kcontrol->private_value;
521         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
522         unsigned int read_l, read_r, gain_l_val, gain_r_val;
523         unsigned int i, adc_vol_flag = 0, changed = 0;
524         unsigned int lvalue, rvalue;
525
526         if (strstr(ucontrol->id.name, "FU1E Capture Volume") ||
527                 strstr(ucontrol->id.name, "FU0F Capture Volume"))
528                 adc_vol_flag = 1;
529
530         regmap_read(rt711->mbq_regmap, mc->reg, &lvalue);
531         regmap_read(rt711->mbq_regmap, mc->rreg, &rvalue);
532
533         /* control value to 2's complement value */
534         /* L Channel */
535         gain_l_val = ucontrol->value.integer.value[0];
536         if (gain_l_val > mc->max)
537                 gain_l_val = mc->max;
538         read_l = gain_l_val;
539
540         if (mc->shift == 8) /* boost gain */
541                 gain_l_val = (gain_l_val * 10) << mc->shift;
542         else { /* ADC/DAC gain */
543                 if (adc_vol_flag && gain_l_val > mc->shift)
544                         gain_l_val = (gain_l_val - mc->shift) * 75;
545                 else
546                         gain_l_val = (mc->shift - gain_l_val) * 75;
547                 gain_l_val <<= 8;
548                 gain_l_val /= 100;
549                 if (!(adc_vol_flag && read_l > mc->shift)) {
550                         gain_l_val = ~gain_l_val;
551                         gain_l_val += 1;
552                 }
553                 gain_l_val &= 0xffff;
554         }
555
556         /* R Channel */
557         gain_r_val = ucontrol->value.integer.value[1];
558         if (gain_r_val > mc->max)
559                 gain_r_val = mc->max;
560         read_r = gain_r_val;
561
562         if (mc->shift == 8) /* boost gain */
563                 gain_r_val = (gain_r_val * 10) << mc->shift;
564         else { /* ADC/DAC gain */
565                 if (adc_vol_flag && gain_r_val > mc->shift)
566                         gain_r_val = (gain_r_val - mc->shift) * 75;
567                 else
568                         gain_r_val = (mc->shift - gain_r_val) * 75;
569                 gain_r_val <<= 8;
570                 gain_r_val /= 100;
571                 if (!(adc_vol_flag && read_r > mc->shift)) {
572                         gain_r_val = ~gain_r_val;
573                         gain_r_val += 1;
574                 }
575                 gain_r_val &= 0xffff;
576         }
577
578         if (lvalue != gain_l_val || rvalue != gain_r_val)
579                 changed = 1;
580         else
581                 return 0;
582
583         for (i = 0; i < 3; i++) { /* retry 3 times at most */
584                 /* Lch*/
585                 regmap_write(rt711->mbq_regmap, mc->reg, gain_l_val);
586
587                 /* Rch */
588                 regmap_write(rt711->mbq_regmap, mc->rreg, gain_r_val);
589
590                 regmap_read(rt711->mbq_regmap, mc->reg, &read_l);
591                 regmap_read(rt711->mbq_regmap, mc->rreg, &read_r);
592                 if (read_r == gain_r_val && read_l == gain_l_val)
593                         break;
594         }
595
596         return i == 3 ? -EIO : changed;
597 }
598
599 static int rt711_sdca_set_gain_get(struct snd_kcontrol *kcontrol,
600                 struct snd_ctl_elem_value *ucontrol)
601 {
602         struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
603         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
604         struct soc_mixer_control *mc =
605                 (struct soc_mixer_control *)kcontrol->private_value;
606         unsigned int read_l, read_r, ctl_l = 0, ctl_r = 0;
607         unsigned int adc_vol_flag = 0, neg_flag = 0;
608
609         if (strstr(ucontrol->id.name, "FU1E Capture Volume") ||
610                 strstr(ucontrol->id.name, "FU0F Capture Volume"))
611                 adc_vol_flag = 1;
612
613         regmap_read(rt711->mbq_regmap, mc->reg, &read_l);
614         regmap_read(rt711->mbq_regmap, mc->rreg, &read_r);
615
616         /* 2's complement value to control value */
617         if (mc->shift == 8) /* boost gain */
618                 ctl_l = (read_l >> mc->shift) / 10;
619         else { /* ADC/DAC gain */
620                 ctl_l = read_l;
621                 if (read_l & BIT(15)) {
622                         ctl_l = 0xffff & ~(read_l - 1);
623                         neg_flag = 1;
624                 }
625                 ctl_l *= 100;
626                 ctl_l >>= 8;
627                 if (adc_vol_flag) {
628                         if (neg_flag)
629                                 ctl_l = mc->shift - (ctl_l / 75);
630                         else
631                                 ctl_l = mc->shift + (ctl_l / 75);
632                 } else
633                         ctl_l = mc->max - (ctl_l / 75);
634         }
635
636         neg_flag = 0;
637         if (read_l != read_r) {
638                 if (mc->shift == 8) /* boost gain */
639                         ctl_r = (read_r >> mc->shift) / 10;
640                 else { /* ADC/DAC gain */
641                         ctl_r = read_r;
642                         if (read_r & BIT(15)) {
643                                 ctl_r = 0xffff & ~(read_r - 1);
644                                 neg_flag = 1;
645                         }
646                         ctl_r *= 100;
647                         ctl_r >>= 8;
648                         if (adc_vol_flag) {
649                                 if (neg_flag)
650                                         ctl_r = mc->shift - (ctl_r / 75);
651                                 else
652                                         ctl_r = mc->shift + (ctl_r / 75);
653                         } else
654                                 ctl_r = mc->max - (ctl_r / 75);
655                 }
656         } else
657                 ctl_r = ctl_l;
658
659         ucontrol->value.integer.value[0] = ctl_l;
660         ucontrol->value.integer.value[1] = ctl_r;
661
662         return 0;
663 }
664
665 static int rt711_sdca_set_fu0f_capture_ctl(struct rt711_sdca_priv *rt711)
666 {
667         int err;
668         unsigned int ch_l, ch_r;
669
670         ch_l = (rt711->fu0f_dapm_mute || rt711->fu0f_mixer_l_mute) ? 0x01 : 0x00;
671         ch_r = (rt711->fu0f_dapm_mute || rt711->fu0f_mixer_r_mute) ? 0x01 : 0x00;
672
673         err = regmap_write(rt711->regmap,
674                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU0F,
675                         RT711_SDCA_CTL_FU_MUTE, CH_L), ch_l);
676         if (err < 0)
677                 return err;
678
679         err = regmap_write(rt711->regmap,
680                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU0F,
681                         RT711_SDCA_CTL_FU_MUTE, CH_R), ch_r);
682         if (err < 0)
683                 return err;
684
685         return 0;
686 }
687
688 static int rt711_sdca_set_fu1e_capture_ctl(struct rt711_sdca_priv *rt711)
689 {
690         int err;
691         unsigned int ch_l, ch_r;
692
693         ch_l = (rt711->fu1e_dapm_mute || rt711->fu1e_mixer_l_mute) ? 0x01 : 0x00;
694         ch_r = (rt711->fu1e_dapm_mute || rt711->fu1e_mixer_r_mute) ? 0x01 : 0x00;
695
696         err = regmap_write(rt711->regmap,
697                         SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_USER_FU1E,
698                         RT711_SDCA_CTL_FU_MUTE, CH_L), ch_l);
699         if (err < 0)
700                 return err;
701
702         err = regmap_write(rt711->regmap,
703                         SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_USER_FU1E,
704                         RT711_SDCA_CTL_FU_MUTE, CH_R), ch_r);
705         if (err < 0)
706                 return err;
707
708         return 0;
709 }
710
711 static int rt711_sdca_fu1e_capture_get(struct snd_kcontrol *kcontrol,
712                         struct snd_ctl_elem_value *ucontrol)
713 {
714         struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
715         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
716
717         ucontrol->value.integer.value[0] = !rt711->fu1e_mixer_l_mute;
718         ucontrol->value.integer.value[1] = !rt711->fu1e_mixer_r_mute;
719         return 0;
720 }
721
722 static int rt711_sdca_fu1e_capture_put(struct snd_kcontrol *kcontrol,
723                         struct snd_ctl_elem_value *ucontrol)
724 {
725         struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
726         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
727         int err, changed = 0;
728
729         if (rt711->fu1e_mixer_l_mute != !ucontrol->value.integer.value[0] ||
730                 rt711->fu1e_mixer_r_mute != !ucontrol->value.integer.value[1])
731                 changed = 1;
732
733         rt711->fu1e_mixer_l_mute = !ucontrol->value.integer.value[0];
734         rt711->fu1e_mixer_r_mute = !ucontrol->value.integer.value[1];
735         err = rt711_sdca_set_fu1e_capture_ctl(rt711);
736         if (err < 0)
737                 return err;
738
739         return changed;
740 }
741
742 static int rt711_sdca_fu0f_capture_get(struct snd_kcontrol *kcontrol,
743                         struct snd_ctl_elem_value *ucontrol)
744 {
745         struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
746         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
747
748         ucontrol->value.integer.value[0] = !rt711->fu0f_mixer_l_mute;
749         ucontrol->value.integer.value[1] = !rt711->fu0f_mixer_r_mute;
750         return 0;
751 }
752
753 static int rt711_sdca_fu0f_capture_put(struct snd_kcontrol *kcontrol,
754                         struct snd_ctl_elem_value *ucontrol)
755 {
756         struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
757         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
758         int err, changed = 0;
759
760         if (rt711->fu0f_mixer_l_mute != !ucontrol->value.integer.value[0] ||
761                 rt711->fu0f_mixer_r_mute != !ucontrol->value.integer.value[1])
762                 changed = 1;
763
764         rt711->fu0f_mixer_l_mute = !ucontrol->value.integer.value[0];
765         rt711->fu0f_mixer_r_mute = !ucontrol->value.integer.value[1];
766         err = rt711_sdca_set_fu0f_capture_ctl(rt711);
767         if (err < 0)
768                 return err;
769
770         return changed;
771 }
772
773 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6525, 75, 0);
774 static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -1725, 75, 0);
775 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
776
777 static const struct snd_kcontrol_new rt711_sdca_snd_controls[] = {
778         SOC_DOUBLE_R_EXT_TLV("FU05 Playback Volume",
779                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU05, RT711_SDCA_CTL_FU_VOLUME, CH_L),
780                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU05, RT711_SDCA_CTL_FU_VOLUME, CH_R),
781                 0x57, 0x57, 0,
782                 rt711_sdca_set_gain_get, rt711_sdca_set_gain_put, out_vol_tlv),
783         SOC_DOUBLE_EXT("FU1E Capture Switch", SND_SOC_NOPM, 0, 1, 1, 0,
784                 rt711_sdca_fu1e_capture_get, rt711_sdca_fu1e_capture_put),
785         SOC_DOUBLE_EXT("FU0F Capture Switch", SND_SOC_NOPM, 0, 1, 1, 0,
786                 rt711_sdca_fu0f_capture_get, rt711_sdca_fu0f_capture_put),
787         SOC_DOUBLE_R_EXT_TLV("FU1E Capture Volume",
788                 SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_USER_FU1E, RT711_SDCA_CTL_FU_VOLUME, CH_L),
789                 SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_USER_FU1E, RT711_SDCA_CTL_FU_VOLUME, CH_R),
790                 0x17, 0x3f, 0,
791                 rt711_sdca_set_gain_get, rt711_sdca_set_gain_put, in_vol_tlv),
792         SOC_DOUBLE_R_EXT_TLV("FU0F Capture Volume",
793                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU0F, RT711_SDCA_CTL_FU_VOLUME, CH_L),
794                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU0F, RT711_SDCA_CTL_FU_VOLUME, CH_R),
795                 0x17, 0x3f, 0,
796                 rt711_sdca_set_gain_get, rt711_sdca_set_gain_put, in_vol_tlv),
797         SOC_DOUBLE_R_EXT_TLV("FU44 Gain Volume",
798                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PLATFORM_FU44, RT711_SDCA_CTL_FU_CH_GAIN, CH_L),
799                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PLATFORM_FU44, RT711_SDCA_CTL_FU_CH_GAIN, CH_R),
800                 8, 3, 0,
801                 rt711_sdca_set_gain_get, rt711_sdca_set_gain_put, mic_vol_tlv),
802         SOC_DOUBLE_R_EXT_TLV("FU15 Gain Volume",
803                 SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_PLATFORM_FU15, RT711_SDCA_CTL_FU_CH_GAIN, CH_L),
804                 SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_PLATFORM_FU15, RT711_SDCA_CTL_FU_CH_GAIN, CH_R),
805                 8, 3, 0,
806                 rt711_sdca_set_gain_get, rt711_sdca_set_gain_put, mic_vol_tlv),
807 };
808
809 static int rt711_sdca_mux_get(struct snd_kcontrol *kcontrol,
810                         struct snd_ctl_elem_value *ucontrol)
811 {
812         struct snd_soc_component *component =
813                 snd_soc_dapm_kcontrol_component(kcontrol);
814         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
815         unsigned int val = 0, mask_sft;
816
817         if (strstr(ucontrol->id.name, "ADC 22 Mux"))
818                 mask_sft = 10;
819         else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
820                 mask_sft = 13;
821         else
822                 return -EINVAL;
823
824         rt711_sdca_index_read(rt711, RT711_VENDOR_HDA_CTL,
825                 RT711_HDA_LEGACY_MUX_CTL1, &val);
826
827         ucontrol->value.enumerated.item[0] = (val >> mask_sft) & 0x7;
828
829         return 0;
830 }
831
832 static int rt711_sdca_mux_put(struct snd_kcontrol *kcontrol,
833                         struct snd_ctl_elem_value *ucontrol)
834 {
835         struct snd_soc_component *component =
836                 snd_soc_dapm_kcontrol_component(kcontrol);
837         struct snd_soc_dapm_context *dapm =
838                 snd_soc_dapm_kcontrol_dapm(kcontrol);
839         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
840         struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
841         unsigned int *item = ucontrol->value.enumerated.item;
842         unsigned int val, val2 = 0, change, mask_sft;
843
844         if (item[0] >= e->items)
845                 return -EINVAL;
846
847         if (strstr(ucontrol->id.name, "ADC 22 Mux"))
848                 mask_sft = 10;
849         else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
850                 mask_sft = 13;
851         else
852                 return -EINVAL;
853
854         val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
855
856         rt711_sdca_index_read(rt711, RT711_VENDOR_HDA_CTL,
857                 RT711_HDA_LEGACY_MUX_CTL1, &val2);
858         val2 = (val2 >> mask_sft) & 0x7;
859
860         if (val == val2)
861                 change = 0;
862         else
863                 change = 1;
864
865         if (change)
866                 rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
867                         RT711_HDA_LEGACY_MUX_CTL1, 0x7 << mask_sft,
868                         val << mask_sft);
869
870         snd_soc_dapm_mux_update_power(dapm, kcontrol,
871                 item[0], e, NULL);
872
873         return change;
874 }
875
876 static const char * const adc_mux_text[] = {
877         "MIC2",
878         "LINE1",
879         "LINE2",
880         "DMIC",
881 };
882
883 static SOC_ENUM_SINGLE_DECL(
884         rt711_adc22_enum, SND_SOC_NOPM, 0, adc_mux_text);
885
886 static SOC_ENUM_SINGLE_DECL(
887         rt711_adc23_enum, SND_SOC_NOPM, 0, adc_mux_text);
888
889 static const struct snd_kcontrol_new rt711_sdca_adc22_mux =
890         SOC_DAPM_ENUM_EXT("ADC 22 Mux", rt711_adc22_enum,
891                         rt711_sdca_mux_get, rt711_sdca_mux_put);
892
893 static const struct snd_kcontrol_new rt711_sdca_adc23_mux =
894         SOC_DAPM_ENUM_EXT("ADC 23 Mux", rt711_adc23_enum,
895                         rt711_sdca_mux_get, rt711_sdca_mux_put);
896
897 static int rt711_sdca_fu05_event(struct snd_soc_dapm_widget *w,
898         struct snd_kcontrol *kcontrol, int event)
899 {
900         struct snd_soc_component *component =
901                 snd_soc_dapm_to_component(w->dapm);
902         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
903         unsigned char unmute = 0x0, mute = 0x1;
904
905         switch (event) {
906         case SND_SOC_DAPM_POST_PMU:
907                 regmap_write(rt711->regmap,
908                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU05,
909                                 RT711_SDCA_CTL_FU_MUTE, CH_L),
910                                 unmute);
911                 regmap_write(rt711->regmap,
912                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU05,
913                                 RT711_SDCA_CTL_FU_MUTE, CH_R),
914                                 unmute);
915                 break;
916         case SND_SOC_DAPM_PRE_PMD:
917                 regmap_write(rt711->regmap,
918                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU05,
919                                 RT711_SDCA_CTL_FU_MUTE, CH_L),
920                                 mute);
921                 regmap_write(rt711->regmap,
922                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_USER_FU05,
923                                 RT711_SDCA_CTL_FU_MUTE, CH_R),
924                                 mute);
925                 break;
926         }
927         return 0;
928 }
929
930 static int rt711_sdca_fu0f_event(struct snd_soc_dapm_widget *w,
931         struct snd_kcontrol *kcontrol, int event)
932 {
933         struct snd_soc_component *component =
934                 snd_soc_dapm_to_component(w->dapm);
935         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
936
937         switch (event) {
938         case SND_SOC_DAPM_POST_PMU:
939                 rt711->fu0f_dapm_mute = false;
940                 rt711_sdca_set_fu0f_capture_ctl(rt711);
941                 break;
942         case SND_SOC_DAPM_PRE_PMD:
943                 rt711->fu0f_dapm_mute = true;
944                 rt711_sdca_set_fu0f_capture_ctl(rt711);
945                 break;
946         }
947         return 0;
948 }
949
950 static int rt711_sdca_fu1e_event(struct snd_soc_dapm_widget *w,
951         struct snd_kcontrol *kcontrol, int event)
952 {
953         struct snd_soc_component *component =
954                 snd_soc_dapm_to_component(w->dapm);
955         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
956
957         switch (event) {
958         case SND_SOC_DAPM_POST_PMU:
959                 rt711->fu1e_dapm_mute = false;
960                 rt711_sdca_set_fu1e_capture_ctl(rt711);
961                 break;
962         case SND_SOC_DAPM_PRE_PMD:
963                 rt711->fu1e_dapm_mute = true;
964                 rt711_sdca_set_fu1e_capture_ctl(rt711);
965                 break;
966         }
967         return 0;
968 }
969
970 static int rt711_sdca_pde28_event(struct snd_soc_dapm_widget *w,
971         struct snd_kcontrol *kcontrol, int event)
972 {
973         struct snd_soc_component *component =
974                 snd_soc_dapm_to_component(w->dapm);
975         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
976         unsigned char ps0 = 0x0, ps3 = 0x3;
977
978         switch (event) {
979         case SND_SOC_DAPM_POST_PMU:
980                 regmap_write(rt711->regmap,
981                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PDE28,
982                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
983                                 ps0);
984                 break;
985         case SND_SOC_DAPM_PRE_PMD:
986                 regmap_write(rt711->regmap,
987                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PDE28,
988                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
989                                 ps3);
990                 break;
991         }
992         return 0;
993 }
994
995 static int rt711_sdca_pde29_event(struct snd_soc_dapm_widget *w,
996         struct snd_kcontrol *kcontrol, int event)
997 {
998         struct snd_soc_component *component =
999                 snd_soc_dapm_to_component(w->dapm);
1000         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
1001         unsigned char ps0 = 0x0, ps3 = 0x3;
1002
1003         switch (event) {
1004         case SND_SOC_DAPM_POST_PMU:
1005                 regmap_write(rt711->regmap,
1006                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PDE29,
1007                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
1008                                 ps0);
1009                 break;
1010         case SND_SOC_DAPM_PRE_PMD:
1011                 regmap_write(rt711->regmap,
1012                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PDE29,
1013                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
1014                                 ps3);
1015                 break;
1016         }
1017         return 0;
1018 }
1019
1020 static int rt711_sdca_pde2a_event(struct snd_soc_dapm_widget *w,
1021         struct snd_kcontrol *kcontrol, int event)
1022 {
1023         struct snd_soc_component *component =
1024                 snd_soc_dapm_to_component(w->dapm);
1025         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
1026         unsigned char ps0 = 0x0, ps3 = 0x3;
1027
1028         switch (event) {
1029         case SND_SOC_DAPM_POST_PMU:
1030                 regmap_write(rt711->regmap,
1031                         SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_PDE2A,
1032                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
1033                                 ps0);
1034                 break;
1035         case SND_SOC_DAPM_PRE_PMD:
1036                 regmap_write(rt711->regmap,
1037                         SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_PDE2A,
1038                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
1039                                 ps3);
1040                 break;
1041         }
1042         return 0;
1043 }
1044
1045 static int rt711_sdca_line1_power_event(struct snd_soc_dapm_widget *w,
1046                         struct snd_kcontrol *kcontrol, int event)
1047 {
1048         struct snd_soc_component *component =
1049                 snd_soc_dapm_to_component(w->dapm);
1050         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
1051         static unsigned int sel_mode = 0xffff;
1052
1053         switch (event) {
1054         case SND_SOC_DAPM_POST_PMU:
1055                 regmap_read(rt711->regmap,
1056                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_GE49,
1057                                 RT711_SDCA_CTL_SELECTED_MODE, 0),
1058                                 &sel_mode);
1059                 regmap_write(rt711->regmap,
1060                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_LINE1,
1061                                 RT711_SDCA_CTL_VENDOR_DEF, 0),
1062                                 0x1);
1063                 regmap_write(rt711->regmap,
1064                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_GE49,
1065                                 RT711_SDCA_CTL_SELECTED_MODE, 0),
1066                                 0x7);
1067                 break;
1068         case SND_SOC_DAPM_PRE_PMD:
1069                 regmap_write(rt711->regmap,
1070                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_LINE1,
1071                                 RT711_SDCA_CTL_VENDOR_DEF, 0),
1072                                 0x0);
1073                 if (sel_mode != 0xffff)
1074                         regmap_write(rt711->regmap,
1075                                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_GE49,
1076                                 RT711_SDCA_CTL_SELECTED_MODE, 0),
1077                                 sel_mode);
1078                 break;
1079         }
1080
1081         return 0;
1082 }
1083
1084 static int rt711_sdca_line2_power_event(struct snd_soc_dapm_widget *w,
1085                         struct snd_kcontrol *kcontrol, int event)
1086 {
1087         struct snd_soc_component *component =
1088                 snd_soc_dapm_to_component(w->dapm);
1089         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
1090         unsigned char ps0 = 0x0, ps3 = 0x3;
1091
1092         switch (event) {
1093         case SND_SOC_DAPM_POST_PMU:
1094                 regmap_write(rt711->regmap,
1095                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PDELINE2,
1096                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
1097                                 ps0);
1098                 regmap_write(rt711->regmap,
1099                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_LINE2,
1100                                 RT711_SDCA_CTL_VENDOR_DEF, 0),
1101                                 0x1);
1102                 break;
1103         case SND_SOC_DAPM_PRE_PMD:
1104                 regmap_write(rt711->regmap,
1105                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_LINE2,
1106                                 RT711_SDCA_CTL_VENDOR_DEF, 0),
1107                                 0x0);
1108                 regmap_write(rt711->regmap,
1109                         SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_PDELINE2,
1110                                 RT711_SDCA_CTL_REQ_POWER_STATE, 0),
1111                                 ps3);
1112                 break;
1113         }
1114
1115         return 0;
1116 }
1117
1118 static const struct snd_soc_dapm_widget rt711_sdca_dapm_widgets[] = {
1119         SND_SOC_DAPM_OUTPUT("HP"),
1120         SND_SOC_DAPM_INPUT("MIC2"),
1121         SND_SOC_DAPM_INPUT("DMIC1"),
1122         SND_SOC_DAPM_INPUT("DMIC2"),
1123         SND_SOC_DAPM_INPUT("LINE1"),
1124         SND_SOC_DAPM_INPUT("LINE2"),
1125
1126         SND_SOC_DAPM_PGA_E("LINE1 Power", SND_SOC_NOPM,
1127                 0, 0, NULL, 0, rt711_sdca_line1_power_event,
1128                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1129         SND_SOC_DAPM_PGA_E("LINE2 Power", SND_SOC_NOPM,
1130                 0, 0, NULL, 0, rt711_sdca_line2_power_event,
1131                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1132
1133         SND_SOC_DAPM_SUPPLY("PDE 28", SND_SOC_NOPM, 0, 0,
1134                 rt711_sdca_pde28_event,
1135                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1136         SND_SOC_DAPM_SUPPLY("PDE 29", SND_SOC_NOPM, 0, 0,
1137                 rt711_sdca_pde29_event,
1138                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1139         SND_SOC_DAPM_SUPPLY("PDE 2A", SND_SOC_NOPM, 0, 0,
1140                 rt711_sdca_pde2a_event,
1141                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1142
1143         SND_SOC_DAPM_DAC_E("FU 05", NULL, SND_SOC_NOPM, 0, 0,
1144                 rt711_sdca_fu05_event,
1145                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1146         SND_SOC_DAPM_ADC_E("FU 0F", NULL, SND_SOC_NOPM, 0, 0,
1147                 rt711_sdca_fu0f_event,
1148                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1149         SND_SOC_DAPM_ADC_E("FU 1E", NULL, SND_SOC_NOPM, 0, 0,
1150                 rt711_sdca_fu1e_event,
1151                 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1152         SND_SOC_DAPM_MUX("ADC 22 Mux", SND_SOC_NOPM, 0, 0,
1153                 &rt711_sdca_adc22_mux),
1154         SND_SOC_DAPM_MUX("ADC 23 Mux", SND_SOC_NOPM, 0, 0,
1155                 &rt711_sdca_adc23_mux),
1156
1157         SND_SOC_DAPM_AIF_IN("DP3RX", "DP3 Playback", 0, SND_SOC_NOPM, 0, 0),
1158         SND_SOC_DAPM_AIF_OUT("DP2TX", "DP2 Capture", 0, SND_SOC_NOPM, 0, 0),
1159         SND_SOC_DAPM_AIF_OUT("DP4TX", "DP4 Capture", 0, SND_SOC_NOPM, 0, 0),
1160 };
1161
1162 static const struct snd_soc_dapm_route rt711_sdca_audio_map[] = {
1163         {"FU 05", NULL, "DP3RX"},
1164         {"DP2TX", NULL, "FU 0F"},
1165         {"DP4TX", NULL, "FU 1E"},
1166
1167         {"LINE1 Power", NULL, "LINE1"},
1168         {"LINE2 Power", NULL, "LINE2"},
1169         {"HP", NULL, "PDE 28"},
1170         {"FU 0F", NULL, "PDE 29"},
1171         {"FU 1E", NULL, "PDE 2A"},
1172
1173         {"FU 0F", NULL, "ADC 22 Mux"},
1174         {"FU 1E", NULL, "ADC 23 Mux"},
1175         {"ADC 22 Mux", "DMIC", "DMIC1"},
1176         {"ADC 22 Mux", "LINE1", "LINE1 Power"},
1177         {"ADC 22 Mux", "LINE2", "LINE2 Power"},
1178         {"ADC 22 Mux", "MIC2", "MIC2"},
1179         {"ADC 23 Mux", "DMIC", "DMIC2"},
1180         {"ADC 23 Mux", "LINE1", "LINE1 Power"},
1181         {"ADC 23 Mux", "LINE2", "LINE2 Power"},
1182         {"ADC 23 Mux", "MIC2", "MIC2"},
1183
1184         {"HP", NULL, "FU 05"},
1185 };
1186
1187 static int rt711_sdca_parse_dt(struct rt711_sdca_priv *rt711, struct device *dev)
1188 {
1189         device_property_read_u32(dev, "realtek,jd-src", &rt711->jd_src);
1190
1191         return 0;
1192 }
1193
1194 static int rt711_sdca_probe(struct snd_soc_component *component)
1195 {
1196         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
1197
1198         rt711_sdca_parse_dt(rt711, &rt711->slave->dev);
1199         rt711->component = component;
1200
1201         return 0;
1202 }
1203
1204 static const struct snd_soc_component_driver soc_sdca_dev_rt711 = {
1205         .probe = rt711_sdca_probe,
1206         .controls = rt711_sdca_snd_controls,
1207         .num_controls = ARRAY_SIZE(rt711_sdca_snd_controls),
1208         .dapm_widgets = rt711_sdca_dapm_widgets,
1209         .num_dapm_widgets = ARRAY_SIZE(rt711_sdca_dapm_widgets),
1210         .dapm_routes = rt711_sdca_audio_map,
1211         .num_dapm_routes = ARRAY_SIZE(rt711_sdca_audio_map),
1212         .set_jack = rt711_sdca_set_jack_detect,
1213         .endianness = 1,
1214 };
1215
1216 static int rt711_sdca_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
1217                                 int direction)
1218 {
1219         struct sdw_stream_data *stream;
1220
1221         if (!sdw_stream)
1222                 return 0;
1223
1224         stream = kzalloc(sizeof(*stream), GFP_KERNEL);
1225         if (!stream)
1226                 return -ENOMEM;
1227
1228         stream->sdw_stream = sdw_stream;
1229
1230         /* Use tx_mask or rx_mask to configure stream tag and set dma_data */
1231         if (direction == SNDRV_PCM_STREAM_PLAYBACK)
1232                 dai->playback_dma_data = stream;
1233         else
1234                 dai->capture_dma_data = stream;
1235
1236         return 0;
1237 }
1238
1239 static void rt711_sdca_shutdown(struct snd_pcm_substream *substream,
1240                                 struct snd_soc_dai *dai)
1241 {
1242         struct sdw_stream_data *stream;
1243
1244         stream = snd_soc_dai_get_dma_data(dai, substream);
1245         snd_soc_dai_set_dma_data(dai, substream, NULL);
1246         kfree(stream);
1247 }
1248
1249 static int rt711_sdca_pcm_hw_params(struct snd_pcm_substream *substream,
1250                                 struct snd_pcm_hw_params *params,
1251                                 struct snd_soc_dai *dai)
1252 {
1253         struct snd_soc_component *component = dai->component;
1254         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
1255         struct sdw_stream_config stream_config;
1256         struct sdw_port_config port_config;
1257         enum sdw_data_direction direction;
1258         struct sdw_stream_data *stream;
1259         int retval, port, num_channels;
1260         unsigned int sampling_rate;
1261
1262         dev_dbg(dai->dev, "%s %s", __func__, dai->name);
1263         stream = snd_soc_dai_get_dma_data(dai, substream);
1264
1265         if (!stream)
1266                 return -EINVAL;
1267
1268         if (!rt711->slave)
1269                 return -EINVAL;
1270
1271         /* SoundWire specific configuration */
1272         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1273                 direction = SDW_DATA_DIR_RX;
1274                 port = 3;
1275         } else {
1276                 direction = SDW_DATA_DIR_TX;
1277                 if (dai->id == RT711_AIF1)
1278                         port = 2;
1279                 else if (dai->id == RT711_AIF2)
1280                         port = 4;
1281                 else
1282                         return -EINVAL;
1283         }
1284
1285         stream_config.frame_rate = params_rate(params);
1286         stream_config.ch_count = params_channels(params);
1287         stream_config.bps = snd_pcm_format_width(params_format(params));
1288         stream_config.direction = direction;
1289
1290         num_channels = params_channels(params);
1291         port_config.ch_mask = GENMASK(num_channels - 1, 0);
1292         port_config.num = port;
1293
1294         retval = sdw_stream_add_slave(rt711->slave, &stream_config,
1295                                         &port_config, 1, stream->sdw_stream);
1296         if (retval) {
1297                 dev_err(dai->dev, "Unable to configure port\n");
1298                 return retval;
1299         }
1300
1301         if (params_channels(params) > 16) {
1302                 dev_err(component->dev, "Unsupported channels %d\n",
1303                         params_channels(params));
1304                 return -EINVAL;
1305         }
1306
1307         /* sampling rate configuration */
1308         switch (params_rate(params)) {
1309         case 44100:
1310                 sampling_rate = RT711_SDCA_RATE_44100HZ;
1311                 break;
1312         case 48000:
1313                 sampling_rate = RT711_SDCA_RATE_48000HZ;
1314                 break;
1315         case 96000:
1316                 sampling_rate = RT711_SDCA_RATE_96000HZ;
1317                 break;
1318         case 192000:
1319                 sampling_rate = RT711_SDCA_RATE_192000HZ;
1320                 break;
1321         default:
1322                 dev_err(component->dev, "Rate %d is not supported\n",
1323                         params_rate(params));
1324                 return -EINVAL;
1325         }
1326
1327         /* set sampling frequency */
1328         regmap_write(rt711->regmap,
1329                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_CS01, RT711_SDCA_CTL_SAMPLE_FREQ_INDEX, 0),
1330                 sampling_rate);
1331         regmap_write(rt711->regmap,
1332                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_CS11, RT711_SDCA_CTL_SAMPLE_FREQ_INDEX, 0),
1333                 sampling_rate);
1334         regmap_write(rt711->regmap,
1335                 SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT711_SDCA_ENT_CS1F, RT711_SDCA_CTL_SAMPLE_FREQ_INDEX, 0),
1336                 sampling_rate);
1337
1338         return 0;
1339 }
1340
1341 static int rt711_sdca_pcm_hw_free(struct snd_pcm_substream *substream,
1342                                 struct snd_soc_dai *dai)
1343 {
1344         struct snd_soc_component *component = dai->component;
1345         struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component);
1346         struct sdw_stream_data *stream =
1347                 snd_soc_dai_get_dma_data(dai, substream);
1348
1349         if (!rt711->slave)
1350                 return -EINVAL;
1351
1352         sdw_stream_remove_slave(rt711->slave, stream->sdw_stream);
1353         return 0;
1354 }
1355
1356 #define RT711_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | \
1357                         SNDRV_PCM_RATE_192000)
1358 #define RT711_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1359                         SNDRV_PCM_FMTBIT_S24_LE)
1360
1361 static const struct snd_soc_dai_ops rt711_sdca_ops = {
1362         .hw_params      = rt711_sdca_pcm_hw_params,
1363         .hw_free        = rt711_sdca_pcm_hw_free,
1364         .set_stream     = rt711_sdca_set_sdw_stream,
1365         .shutdown       = rt711_sdca_shutdown,
1366 };
1367
1368 static struct snd_soc_dai_driver rt711_sdca_dai[] = {
1369         {
1370                 .name = "rt711-sdca-aif1",
1371                 .id = RT711_AIF1,
1372                 .playback = {
1373                         .stream_name = "DP3 Playback",
1374                         .channels_min = 1,
1375                         .channels_max = 2,
1376                         .rates = RT711_STEREO_RATES,
1377                         .formats = RT711_FORMATS,
1378                 },
1379                 .capture = {
1380                         .stream_name = "DP2 Capture",
1381                         .channels_min = 1,
1382                         .channels_max = 2,
1383                         .rates = RT711_STEREO_RATES,
1384                         .formats = RT711_FORMATS,
1385                 },
1386                 .ops = &rt711_sdca_ops,
1387         },
1388         {
1389                 .name = "rt711-sdca-aif2",
1390                 .id = RT711_AIF2,
1391                 .capture = {
1392                         .stream_name = "DP4 Capture",
1393                         .channels_min = 1,
1394                         .channels_max = 2,
1395                         .rates = RT711_STEREO_RATES,
1396                         .formats = RT711_FORMATS,
1397                 },
1398                 .ops = &rt711_sdca_ops,
1399         }
1400 };
1401
1402 int rt711_sdca_init(struct device *dev, struct regmap *regmap,
1403                         struct regmap *mbq_regmap, struct sdw_slave *slave)
1404 {
1405         struct rt711_sdca_priv *rt711;
1406         int ret;
1407
1408         rt711 = devm_kzalloc(dev, sizeof(*rt711), GFP_KERNEL);
1409         if (!rt711)
1410                 return -ENOMEM;
1411
1412         dev_set_drvdata(dev, rt711);
1413         rt711->slave = slave;
1414         rt711->regmap = regmap;
1415         rt711->mbq_regmap = mbq_regmap;
1416
1417         mutex_init(&rt711->calibrate_mutex);
1418         mutex_init(&rt711->disable_irq_lock);
1419
1420         INIT_DELAYED_WORK(&rt711->jack_detect_work, rt711_sdca_jack_detect_handler);
1421         INIT_DELAYED_WORK(&rt711->jack_btn_check_work, rt711_sdca_btn_check_handler);
1422
1423         /*
1424          * Mark hw_init to false
1425          * HW init will be performed when device reports present
1426          */
1427         rt711->hw_init = false;
1428         rt711->first_hw_init = false;
1429         rt711->fu0f_dapm_mute = true;
1430         rt711->fu1e_dapm_mute = true;
1431         rt711->fu0f_mixer_l_mute = rt711->fu0f_mixer_r_mute = true;
1432         rt711->fu1e_mixer_l_mute = rt711->fu1e_mixer_r_mute = true;
1433
1434         /* JD source uses JD2 in default */
1435         rt711->jd_src = RT711_JD2;
1436
1437         ret =  devm_snd_soc_register_component(dev,
1438                         &soc_sdca_dev_rt711,
1439                         rt711_sdca_dai,
1440                         ARRAY_SIZE(rt711_sdca_dai));
1441
1442         dev_dbg(&slave->dev, "%s\n", __func__);
1443
1444         return ret;
1445 }
1446
1447 static void rt711_sdca_vd0_io_init(struct rt711_sdca_priv *rt711)
1448 {
1449         rt711_sdca_index_write(rt711, RT711_VENDOR_REG,
1450                 RT711_GPIO_TEST_MODE_CTL2, 0x0e00);
1451         rt711_sdca_index_write(rt711, RT711_VENDOR_HDA_CTL,
1452                 RT711_HDA_LEGACY_GPIO_CTL, 0x0008);
1453
1454         regmap_write(rt711->regmap, 0x2f5a, 0x01);
1455
1456         rt711_sdca_index_write(rt711, RT711_VENDOR_REG,
1457                 RT711_ADC27_VOL_SET, 0x8728);
1458
1459         rt711_sdca_index_write(rt711, RT711_VENDOR_REG,
1460                 RT711_COMBO_JACK_AUTO_CTL3, 0xa472);
1461
1462         regmap_write(rt711->regmap, 0x2f50, 0x02);
1463
1464         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_ANALOG_CTL,
1465                 RT711_MISC_POWER_CTL4, 0x6000, 0x6000);
1466
1467         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
1468                 RT711_COMBO_JACK_AUTO_CTL3, 0x000c, 0x000c);
1469
1470         rt711_sdca_index_write(rt711, RT711_VENDOR_HDA_CTL,
1471                 RT711_HDA_LEGACY_CONFIG_CTL, 0x0000);
1472
1473         rt711_sdca_index_write(rt711, RT711_VENDOR_VAD,
1474                 RT711_VAD_SRAM_CTL1, 0x0050);
1475 }
1476
1477 static void rt711_sdca_vd1_io_init(struct rt711_sdca_priv *rt711)
1478 {
1479         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
1480                 RT711_HDA_LEGACY_UNSOLICITED_CTL, 0x0300, 0x0000);
1481
1482         rt711_sdca_index_write(rt711, RT711_VENDOR_REG,
1483                 RT711_COMBO_JACK_AUTO_CTL3, 0xa43e);
1484
1485         regmap_write(rt711->regmap, 0x2f5a, 0x05);
1486
1487         rt711_sdca_index_write(rt711, RT711_VENDOR_REG,
1488                 RT711_JD_CTRL6, 0x0500);
1489
1490         rt711_sdca_index_write(rt711, RT711_VENDOR_REG,
1491                 RT711_DMIC_CTL1, 0x6173);
1492
1493         rt711_sdca_index_write(rt711, RT711_VENDOR_HDA_CTL,
1494                 RT711_HDA_LEGACY_CONFIG_CTL, 0x0000);
1495
1496         rt711_sdca_index_write(rt711, RT711_VENDOR_VAD,
1497                 RT711_VAD_SRAM_CTL1, 0x0050);
1498 }
1499
1500 int rt711_sdca_io_init(struct device *dev, struct sdw_slave *slave)
1501 {
1502         struct rt711_sdca_priv *rt711 = dev_get_drvdata(dev);
1503         int ret = 0;
1504         unsigned int val;
1505
1506         rt711->disable_irq = false;
1507
1508         if (rt711->hw_init)
1509                 return 0;
1510
1511         if (rt711->first_hw_init) {
1512                 regcache_cache_only(rt711->regmap, false);
1513                 regcache_cache_bypass(rt711->regmap, true);
1514                 regcache_cache_only(rt711->mbq_regmap, false);
1515                 regcache_cache_bypass(rt711->mbq_regmap, true);
1516         } else {
1517                 /*
1518                  * PM runtime is only enabled when a Slave reports as Attached
1519                  */
1520
1521                 /* set autosuspend parameters */
1522                 pm_runtime_set_autosuspend_delay(&slave->dev, 3000);
1523                 pm_runtime_use_autosuspend(&slave->dev);
1524
1525                 /* update count of parent 'active' children */
1526                 pm_runtime_set_active(&slave->dev);
1527
1528                 /* make sure the device does not suspend immediately */
1529                 pm_runtime_mark_last_busy(&slave->dev);
1530
1531                 pm_runtime_enable(&slave->dev);
1532         }
1533
1534         pm_runtime_get_noresume(&slave->dev);
1535
1536         rt711_sdca_reset(rt711);
1537
1538         rt711_sdca_index_read(rt711, RT711_VENDOR_REG, RT711_JD_PRODUCT_NUM, &val);
1539         rt711->hw_ver = val & 0xf;
1540
1541         if (rt711->hw_ver == RT711_VER_VD0)
1542                 rt711_sdca_vd0_io_init(rt711);
1543         else
1544                 rt711_sdca_vd1_io_init(rt711);
1545
1546         /* DP4 mux select from 08_filter_Out_pri */
1547         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_REG,
1548                 RT711_FILTER_SRC_SEL, 0x1800, 0x0800);
1549
1550         /* ge_exclusive_inbox_en disable */
1551         rt711_sdca_index_update_bits(rt711, RT711_VENDOR_HDA_CTL,
1552                 RT711_PUSH_BTN_INT_CTL0, 0x20, 0x00);
1553
1554         /* calibration */
1555         ret = rt711_sdca_calibration(rt711);
1556         if (ret < 0)
1557                 dev_err(dev, "%s, calibration failed!\n", __func__);
1558
1559         /* HP output enable */
1560         regmap_write(rt711->regmap,
1561                 SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT711_SDCA_ENT_OT1, RT711_SDCA_CTL_VENDOR_DEF, 0), 0x4);
1562
1563         /*
1564          * if set_jack callback occurred early than io_init,
1565          * we set up the jack detection function now
1566          */
1567         if (rt711->hs_jack)
1568                 rt711_sdca_jack_init(rt711);
1569
1570         if (rt711->first_hw_init) {
1571                 regcache_cache_bypass(rt711->regmap, false);
1572                 regcache_mark_dirty(rt711->regmap);
1573                 regcache_cache_bypass(rt711->mbq_regmap, false);
1574                 regcache_mark_dirty(rt711->mbq_regmap);
1575         } else
1576                 rt711->first_hw_init = true;
1577
1578         /* Mark Slave initialization complete */
1579         rt711->hw_init = true;
1580
1581         pm_runtime_mark_last_busy(&slave->dev);
1582         pm_runtime_put_autosuspend(&slave->dev);
1583
1584         dev_dbg(&slave->dev, "%s hw_init complete\n", __func__);
1585         return 0;
1586 }
1587
1588 MODULE_DESCRIPTION("ASoC RT711 SDCA SDW driver");
1589 MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>");
1590 MODULE_LICENSE("GPL");