xref: /openbmc/linux/sound/soc/codecs/rt711.c (revision a8590dd7)
1 // SPDX-License-Identifier: GPL-2.0
2 //
3 // rt711.c -- rt711 ALSA SoC audio driver
4 //
5 // Copyright(c) 2019 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/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/sdw.h>
23 #include <sound/soc.h>
24 #include <sound/soc-dapm.h>
25 #include <sound/initval.h>
26 #include <sound/tlv.h>
27 #include <sound/hda_verbs.h>
28 #include <sound/jack.h>
29 
30 #include "rt711.h"
31 
rt711_index_write(struct regmap * regmap,unsigned int nid,unsigned int reg,unsigned int value)32 static int rt711_index_write(struct regmap *regmap,
33 		unsigned int nid, unsigned int reg, unsigned int value)
34 {
35 	int ret;
36 	unsigned int addr = ((RT711_PRIV_INDEX_W_H | nid) << 8) | reg;
37 
38 	ret = regmap_write(regmap, addr, value);
39 	if (ret < 0)
40 		pr_err("Failed to set private value: %06x <= %04x ret=%d\n",
41 			addr, value, ret);
42 
43 	return ret;
44 }
45 
rt711_index_read(struct regmap * regmap,unsigned int nid,unsigned int reg,unsigned int * value)46 static int rt711_index_read(struct regmap *regmap,
47 		unsigned int nid, unsigned int reg, unsigned int *value)
48 {
49 	int ret;
50 	unsigned int addr = ((RT711_PRIV_INDEX_W_H | nid) << 8) | reg;
51 
52 	*value = 0;
53 	ret = regmap_read(regmap, addr, value);
54 	if (ret < 0)
55 		pr_err("Failed to get private value: %06x => %04x ret=%d\n",
56 			addr, *value, ret);
57 
58 	return ret;
59 }
60 
rt711_index_update_bits(struct regmap * regmap,unsigned int nid,unsigned int reg,unsigned int mask,unsigned int val)61 static int rt711_index_update_bits(struct regmap *regmap, unsigned int nid,
62 			unsigned int reg, unsigned int mask, unsigned int val)
63 {
64 	unsigned int tmp, orig;
65 	int ret;
66 
67 	ret = rt711_index_read(regmap, nid, reg, &orig);
68 	if (ret < 0)
69 		return ret;
70 
71 	tmp = orig & ~mask;
72 	tmp |= val & mask;
73 
74 	return rt711_index_write(regmap, nid, reg, tmp);
75 }
76 
rt711_reset(struct regmap * regmap)77 static void rt711_reset(struct regmap *regmap)
78 {
79 	regmap_write(regmap, RT711_FUNC_RESET, 0);
80 	rt711_index_update_bits(regmap, RT711_VENDOR_REG,
81 		RT711_PARA_VERB_CTL, RT711_HIDDEN_REG_SW_RESET,
82 		RT711_HIDDEN_REG_SW_RESET);
83 }
84 
rt711_calibration(struct rt711_priv * rt711)85 static int rt711_calibration(struct rt711_priv *rt711)
86 {
87 	unsigned int val, loop = 0;
88 	struct device *dev;
89 	struct regmap *regmap = rt711->regmap;
90 	int ret = 0;
91 
92 	mutex_lock(&rt711->calibrate_mutex);
93 	regmap_write(rt711->regmap,
94 		RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
95 
96 	dev = regmap_get_device(regmap);
97 
98 	/* Calibration manual mode */
99 	rt711_index_update_bits(regmap, RT711_VENDOR_REG, RT711_FSM_CTL,
100 		0xf, 0x0);
101 
102 	/* trigger */
103 	rt711_index_update_bits(regmap, RT711_VENDOR_CALI,
104 		RT711_DAC_DC_CALI_CTL1, RT711_DAC_DC_CALI_TRIGGER,
105 		RT711_DAC_DC_CALI_TRIGGER);
106 
107 	/* wait for calibration process */
108 	rt711_index_read(regmap, RT711_VENDOR_CALI,
109 		RT711_DAC_DC_CALI_CTL1, &val);
110 
111 	while (val & RT711_DAC_DC_CALI_TRIGGER) {
112 		if (loop >= 500) {
113 			pr_err("%s, calibration time-out!\n",
114 							__func__);
115 			ret = -ETIMEDOUT;
116 			break;
117 		}
118 		loop++;
119 
120 		usleep_range(10000, 11000);
121 		rt711_index_read(regmap, RT711_VENDOR_CALI,
122 			RT711_DAC_DC_CALI_CTL1, &val);
123 	}
124 
125 	/* depop mode */
126 	rt711_index_update_bits(regmap, RT711_VENDOR_REG,
127 		RT711_FSM_CTL, 0xf, RT711_DEPOP_CTL);
128 
129 	regmap_write(rt711->regmap,
130 		RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
131 	mutex_unlock(&rt711->calibrate_mutex);
132 
133 	dev_dbg(dev, "%s calibration complete, ret=%d\n", __func__, ret);
134 	return ret;
135 }
136 
rt711_button_detect(struct rt711_priv * rt711)137 static unsigned int rt711_button_detect(struct rt711_priv *rt711)
138 {
139 	unsigned int btn_type = 0, val80, val81;
140 	int ret;
141 
142 	ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
143 				RT711_IRQ_FLAG_TABLE1, &val80);
144 	if (ret < 0)
145 		goto read_error;
146 	ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
147 					RT711_IRQ_FLAG_TABLE2, &val81);
148 	if (ret < 0)
149 		goto read_error;
150 
151 	val80 &= 0x0381;
152 	val81 &= 0xff00;
153 
154 	switch (val80) {
155 	case 0x0200:
156 	case 0x0100:
157 	case 0x0080:
158 		btn_type |= SND_JACK_BTN_0;
159 		break;
160 	case 0x0001:
161 		btn_type |= SND_JACK_BTN_3;
162 		break;
163 	}
164 	switch (val81) {
165 	case 0x8000:
166 	case 0x4000:
167 	case 0x2000:
168 		btn_type |= SND_JACK_BTN_1;
169 		break;
170 	case 0x1000:
171 	case 0x0800:
172 	case 0x0400:
173 		btn_type |= SND_JACK_BTN_2;
174 		break;
175 	case 0x0200:
176 	case 0x0100:
177 		btn_type |= SND_JACK_BTN_3;
178 		break;
179 	}
180 read_error:
181 	return btn_type;
182 }
183 
rt711_headset_detect(struct rt711_priv * rt711)184 static int rt711_headset_detect(struct rt711_priv *rt711)
185 {
186 	unsigned int buf, loop = 0;
187 	int ret;
188 	unsigned int jack_status = 0, reg;
189 
190 	ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
191 				RT711_COMBO_JACK_AUTO_CTL2, &buf);
192 	if (ret < 0)
193 		goto io_error;
194 
195 	while (loop < 500 &&
196 		(buf & RT711_COMBOJACK_AUTO_DET_STATUS) == 0) {
197 		loop++;
198 
199 		usleep_range(9000, 10000);
200 		ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
201 					RT711_COMBO_JACK_AUTO_CTL2, &buf);
202 		if (ret < 0)
203 			goto io_error;
204 
205 		reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
206 		ret = regmap_read(rt711->regmap, reg, &jack_status);
207 		if (ret < 0)
208 			goto io_error;
209 		if ((jack_status & (1 << 31)) == 0)
210 			goto remove_error;
211 	}
212 
213 	if (loop >= 500)
214 		goto to_error;
215 
216 	if (buf & RT711_COMBOJACK_AUTO_DET_TRS)
217 		rt711->jack_type = SND_JACK_HEADPHONE;
218 	else if ((buf & RT711_COMBOJACK_AUTO_DET_CTIA) ||
219 		(buf & RT711_COMBOJACK_AUTO_DET_OMTP))
220 		rt711->jack_type = SND_JACK_HEADSET;
221 
222 	return 0;
223 
224 to_error:
225 	ret = -ETIMEDOUT;
226 	pr_err_ratelimited("Time-out error in %s\n", __func__);
227 	return ret;
228 io_error:
229 	pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
230 	return ret;
231 remove_error:
232 	pr_err_ratelimited("Jack removal in %s\n", __func__);
233 	return -ENODEV;
234 }
235 
rt711_jack_detect_handler(struct work_struct * work)236 static void rt711_jack_detect_handler(struct work_struct *work)
237 {
238 	struct rt711_priv *rt711 =
239 		container_of(work, struct rt711_priv, jack_detect_work.work);
240 	int btn_type = 0, ret;
241 	unsigned int jack_status = 0, reg;
242 
243 	if (!rt711->hs_jack)
244 		return;
245 
246 	if (!snd_soc_card_is_instantiated(rt711->component->card))
247 		return;
248 
249 	if (pm_runtime_status_suspended(rt711->slave->dev.parent)) {
250 		dev_dbg(&rt711->slave->dev,
251 			"%s: parent device is pm_runtime_status_suspended, skipping jack detection\n",
252 			__func__);
253 		return;
254 	}
255 
256 	reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
257 	ret = regmap_read(rt711->regmap, reg, &jack_status);
258 	if (ret < 0)
259 		goto io_error;
260 
261 	/* pin attached */
262 	if (jack_status & (1 << 31)) {
263 		/* jack in */
264 		if (rt711->jack_type == 0) {
265 			ret = rt711_headset_detect(rt711);
266 			if (ret < 0)
267 				return;
268 			if (rt711->jack_type == SND_JACK_HEADSET)
269 				btn_type = rt711_button_detect(rt711);
270 		} else if (rt711->jack_type == SND_JACK_HEADSET) {
271 			/* jack is already in, report button event */
272 			btn_type = rt711_button_detect(rt711);
273 		}
274 	} else {
275 		/* jack out */
276 		rt711->jack_type = 0;
277 	}
278 
279 	dev_dbg(&rt711->slave->dev,
280 		"in %s, jack_type=0x%x\n", __func__, rt711->jack_type);
281 	dev_dbg(&rt711->slave->dev,
282 		"in %s, btn_type=0x%x\n", __func__, btn_type);
283 
284 	snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
285 			SND_JACK_HEADSET |
286 			SND_JACK_BTN_0 | SND_JACK_BTN_1 |
287 			SND_JACK_BTN_2 | SND_JACK_BTN_3);
288 
289 	if (btn_type) {
290 		/* button released */
291 		snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
292 			SND_JACK_HEADSET |
293 			SND_JACK_BTN_0 | SND_JACK_BTN_1 |
294 			SND_JACK_BTN_2 | SND_JACK_BTN_3);
295 
296 		mod_delayed_work(system_power_efficient_wq,
297 			&rt711->jack_btn_check_work, msecs_to_jiffies(200));
298 	}
299 
300 	return;
301 
302 io_error:
303 	pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
304 }
305 
rt711_btn_check_handler(struct work_struct * work)306 static void rt711_btn_check_handler(struct work_struct *work)
307 {
308 	struct rt711_priv *rt711 = container_of(work, struct rt711_priv,
309 		jack_btn_check_work.work);
310 	int btn_type = 0, ret;
311 	unsigned int jack_status = 0, reg;
312 
313 	reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
314 	ret = regmap_read(rt711->regmap, reg, &jack_status);
315 	if (ret < 0)
316 		goto io_error;
317 
318 	/* pin attached */
319 	if (jack_status & (1 << 31)) {
320 		if (rt711->jack_type == SND_JACK_HEADSET) {
321 			/* jack is already in, report button event */
322 			btn_type = rt711_button_detect(rt711);
323 		}
324 	} else {
325 		rt711->jack_type = 0;
326 	}
327 
328 	/* cbj comparator */
329 	ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
330 		RT711_COMBO_JACK_AUTO_CTL2, &reg);
331 	if (ret < 0)
332 		goto io_error;
333 
334 	if ((reg & 0xf0) == 0xf0)
335 		btn_type = 0;
336 
337 	dev_dbg(&rt711->slave->dev,
338 		"%s, btn_type=0x%x\n",	__func__, btn_type);
339 	snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
340 			SND_JACK_HEADSET |
341 			SND_JACK_BTN_0 | SND_JACK_BTN_1 |
342 			SND_JACK_BTN_2 | SND_JACK_BTN_3);
343 
344 	if (btn_type) {
345 		/* button released */
346 		snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
347 			SND_JACK_HEADSET |
348 			SND_JACK_BTN_0 | SND_JACK_BTN_1 |
349 			SND_JACK_BTN_2 | SND_JACK_BTN_3);
350 
351 		mod_delayed_work(system_power_efficient_wq,
352 			&rt711->jack_btn_check_work, msecs_to_jiffies(200));
353 	}
354 
355 	return;
356 
357 io_error:
358 	pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
359 }
360 
rt711_jack_init(struct rt711_priv * rt711)361 static void rt711_jack_init(struct rt711_priv *rt711)
362 {
363 	struct snd_soc_dapm_context *dapm =
364 		snd_soc_component_get_dapm(rt711->component);
365 
366 	mutex_lock(&rt711->calibrate_mutex);
367 	/* power on */
368 	if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
369 		regmap_write(rt711->regmap,
370 			RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
371 
372 	if (rt711->hs_jack) {
373 		/* unsolicited response & IRQ control */
374 		regmap_write(rt711->regmap,
375 			RT711_SET_MIC2_UNSOLICITED_ENABLE, 0x82);
376 		regmap_write(rt711->regmap,
377 			RT711_SET_HP_UNSOLICITED_ENABLE, 0x81);
378 		regmap_write(rt711->regmap,
379 			RT711_SET_INLINE_UNSOLICITED_ENABLE, 0x83);
380 		rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
381 			0x10, 0x2420);
382 		rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
383 			0x19, 0x2e11);
384 
385 		switch (rt711->jd_src) {
386 		case RT711_JD1:
387 			/* default settings was already for JD1 */
388 			break;
389 		case RT711_JD2:
390 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
391 				RT711_JD_CTL2, RT711_JD2_2PORT_200K_DECODE_HP |
392 				RT711_HP_JD_SEL_JD2,
393 				RT711_JD2_2PORT_200K_DECODE_HP |
394 				RT711_HP_JD_SEL_JD2);
395 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
396 				RT711_CC_DET1,
397 				RT711_HP_JD_FINAL_RESULT_CTL_JD12,
398 				RT711_HP_JD_FINAL_RESULT_CTL_JD12);
399 			break;
400 		case RT711_JD2_100K:
401 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
402 				RT711_JD_CTL2, RT711_JD2_2PORT_100K_DECODE | RT711_JD2_1PORT_TYPE_DECODE |
403 				RT711_HP_JD_SEL_JD2 | RT711_JD1_2PORT_TYPE_100K_DECODE,
404 				RT711_JD2_2PORT_100K_DECODE_HP | RT711_JD2_1PORT_JD_HP |
405 				RT711_HP_JD_SEL_JD2 | RT711_JD1_2PORT_JD_RESERVED);
406 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
407 				RT711_CC_DET1,
408 				RT711_HP_JD_FINAL_RESULT_CTL_JD12,
409 				RT711_HP_JD_FINAL_RESULT_CTL_JD12);
410 			break;
411 		case RT711_JD2_1P8V_1PORT:
412 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
413 				RT711_JD_CTL1, RT711_JD2_DIGITAL_JD_MODE_SEL,
414 				RT711_JD2_1_JD_MODE);
415 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
416 				RT711_JD_CTL2, RT711_JD2_1PORT_TYPE_DECODE |
417 				RT711_HP_JD_SEL_JD2,
418 				RT711_JD2_1PORT_JD_HP |
419 				RT711_HP_JD_SEL_JD2);
420 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
421 				RT711_JD_CTL4, RT711_JD2_PAD_PULL_UP_MASK |
422 				RT711_JD2_MODE_SEL_MASK,
423 				RT711_JD2_PAD_PULL_UP |
424 				RT711_JD2_MODE2_1P8V_1PORT);
425 			rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
426 				RT711_CC_DET1,
427 				RT711_HP_JD_FINAL_RESULT_CTL_JD12,
428 				RT711_HP_JD_FINAL_RESULT_CTL_JD12);
429 			break;
430 		default:
431 			dev_warn(rt711->component->dev, "Wrong JD source\n");
432 			break;
433 		}
434 
435 		dev_dbg(&rt711->slave->dev, "in %s enable\n", __func__);
436 
437 		mod_delayed_work(system_power_efficient_wq,
438 			&rt711->jack_detect_work, msecs_to_jiffies(250));
439 	} else {
440 		regmap_write(rt711->regmap,
441 			RT711_SET_MIC2_UNSOLICITED_ENABLE, 0x00);
442 		regmap_write(rt711->regmap,
443 			RT711_SET_HP_UNSOLICITED_ENABLE, 0x00);
444 		regmap_write(rt711->regmap,
445 			RT711_SET_INLINE_UNSOLICITED_ENABLE, 0x00);
446 
447 		dev_dbg(&rt711->slave->dev, "in %s disable\n", __func__);
448 	}
449 
450 	/* power off */
451 	if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
452 		regmap_write(rt711->regmap,
453 			RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
454 	mutex_unlock(&rt711->calibrate_mutex);
455 }
456 
rt711_set_jack_detect(struct snd_soc_component * component,struct snd_soc_jack * hs_jack,void * data)457 static int rt711_set_jack_detect(struct snd_soc_component *component,
458 	struct snd_soc_jack *hs_jack, void *data)
459 {
460 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
461 	int ret;
462 
463 	rt711->hs_jack = hs_jack;
464 
465 	/* we can only resume if the device was initialized at least once */
466 	if (!rt711->first_hw_init)
467 		return 0;
468 
469 	ret = pm_runtime_resume_and_get(component->dev);
470 	if (ret < 0) {
471 		if (ret != -EACCES) {
472 			dev_err(component->dev, "%s: failed to resume %d\n", __func__, ret);
473 			return ret;
474 		}
475 
476 		/* pm_runtime not enabled yet */
477 		dev_dbg(component->dev,	"%s: skipping jack init for now\n", __func__);
478 		return 0;
479 	}
480 
481 	rt711_jack_init(rt711);
482 
483 	pm_runtime_mark_last_busy(component->dev);
484 	pm_runtime_put_autosuspend(component->dev);
485 
486 	return 0;
487 }
488 
rt711_get_gain(struct rt711_priv * rt711,unsigned int addr_h,unsigned int addr_l,unsigned int val_h,unsigned int * r_val,unsigned int * l_val)489 static void rt711_get_gain(struct rt711_priv *rt711, unsigned int addr_h,
490 				unsigned int addr_l, unsigned int val_h,
491 				unsigned int *r_val, unsigned int *l_val)
492 {
493 	/* R Channel */
494 	*r_val = (val_h << 8);
495 	regmap_read(rt711->regmap, addr_l, r_val);
496 
497 	/* L Channel */
498 	val_h |= 0x20;
499 	*l_val = (val_h << 8);
500 	regmap_read(rt711->regmap, addr_h, l_val);
501 }
502 
503 /* For Verb-Set Amplifier Gain (Verb ID = 3h) */
rt711_set_amp_gain_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)504 static int rt711_set_amp_gain_put(struct snd_kcontrol *kcontrol,
505 		struct snd_ctl_elem_value *ucontrol)
506 {
507 	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
508 	struct snd_soc_dapm_context *dapm =
509 		snd_soc_component_get_dapm(component);
510 	struct soc_mixer_control *mc =
511 		(struct soc_mixer_control *)kcontrol->private_value;
512 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
513 	unsigned int addr_h, addr_l, val_h, val_ll, val_lr;
514 	unsigned int read_ll, read_rl;
515 	int i;
516 
517 	mutex_lock(&rt711->calibrate_mutex);
518 
519 	/* Can't use update bit function, so read the original value first */
520 	addr_h = mc->reg;
521 	addr_l = mc->rreg;
522 	if (mc->shift == RT711_DIR_OUT_SFT) /* output */
523 		val_h = 0x80;
524 	else /* input */
525 		val_h = 0x0;
526 
527 	rt711_get_gain(rt711, addr_h, addr_l, val_h, &read_rl, &read_ll);
528 
529 	/* L Channel */
530 	if (mc->invert) {
531 		/* for mute/unmute */
532 		val_ll = (mc->max - ucontrol->value.integer.value[0])
533 					<< RT711_MUTE_SFT;
534 		/* keep gain */
535 		read_ll = read_ll & 0x7f;
536 		val_ll |= read_ll;
537 	} else {
538 		/* for gain */
539 		val_ll = ((ucontrol->value.integer.value[0]) & 0x7f);
540 		if (val_ll > mc->max)
541 			val_ll = mc->max;
542 		/* keep mute status */
543 		read_ll = read_ll & (1 << RT711_MUTE_SFT);
544 		val_ll |= read_ll;
545 	}
546 
547 	if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
548 		regmap_write(rt711->regmap,
549 				RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
550 
551 	/* R Channel */
552 	if (mc->invert) {
553 		/* for mute/unmute */
554 		val_lr = (mc->max - ucontrol->value.integer.value[1])
555 					<< RT711_MUTE_SFT;
556 		/* keep gain */
557 		read_rl = read_rl & 0x7f;
558 		val_lr |= read_rl;
559 	} else {
560 		/* for gain */
561 		val_lr = ((ucontrol->value.integer.value[1]) & 0x7f);
562 		if (val_lr > mc->max)
563 			val_lr = mc->max;
564 		/* keep mute status */
565 		read_rl = read_rl & (1 << RT711_MUTE_SFT);
566 		val_lr |= read_rl;
567 	}
568 
569 	for (i = 0; i < 3; i++) { /* retry 3 times at most */
570 
571 		if (val_ll == val_lr) {
572 			/* Set both L/R channels at the same time */
573 			val_h = (1 << mc->shift) | (3 << 4);
574 			regmap_write(rt711->regmap,
575 				addr_h, (val_h << 8 | val_ll));
576 			regmap_write(rt711->regmap,
577 				addr_l, (val_h << 8 | val_ll));
578 		} else {
579 			/* Lch*/
580 			val_h = (1 << mc->shift) | (1 << 5);
581 			regmap_write(rt711->regmap,
582 				addr_h, (val_h << 8 | val_ll));
583 
584 			/* Rch */
585 			val_h = (1 << mc->shift) | (1 << 4);
586 			regmap_write(rt711->regmap,
587 				addr_l, (val_h << 8 | val_lr));
588 		}
589 		/* check result */
590 		if (mc->shift == RT711_DIR_OUT_SFT) /* output */
591 			val_h = 0x80;
592 		else /* input */
593 			val_h = 0x0;
594 
595 		rt711_get_gain(rt711, addr_h, addr_l, val_h,
596 					&read_rl, &read_ll);
597 		if (read_rl == val_lr && read_ll == val_ll)
598 			break;
599 	}
600 
601 	if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
602 		regmap_write(rt711->regmap,
603 				RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
604 
605 	mutex_unlock(&rt711->calibrate_mutex);
606 	return 0;
607 }
608 
rt711_set_amp_gain_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)609 static int rt711_set_amp_gain_get(struct snd_kcontrol *kcontrol,
610 		struct snd_ctl_elem_value *ucontrol)
611 {
612 	struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
613 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
614 	struct soc_mixer_control *mc =
615 		(struct soc_mixer_control *)kcontrol->private_value;
616 	unsigned int addr_h, addr_l, val_h;
617 	unsigned int read_ll, read_rl;
618 
619 	/* switch to get command */
620 	addr_h = mc->reg;
621 	addr_l = mc->rreg;
622 	if (mc->shift == RT711_DIR_OUT_SFT) /* output */
623 		val_h = 0x80;
624 	else /* input */
625 		val_h = 0x0;
626 
627 	rt711_get_gain(rt711, addr_h, addr_l, val_h, &read_rl, &read_ll);
628 
629 	if (mc->invert) {
630 		/* mute/unmute for switch controls */
631 		read_ll = !((read_ll & 0x80) >> RT711_MUTE_SFT);
632 		read_rl = !((read_rl & 0x80) >> RT711_MUTE_SFT);
633 	} else {
634 		/* for gain volume controls */
635 		read_ll = read_ll & 0x7f;
636 		read_rl = read_rl & 0x7f;
637 	}
638 	ucontrol->value.integer.value[0] = read_ll;
639 	ucontrol->value.integer.value[1] = read_rl;
640 
641 	return 0;
642 }
643 
644 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6525, 75, 0);
645 static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -1725, 75, 0);
646 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
647 
648 static const struct snd_kcontrol_new rt711_snd_controls[] = {
649 	SOC_DOUBLE_R_EXT_TLV("DAC Surr Playback Volume",
650 		RT711_SET_GAIN_DAC2_H, RT711_SET_GAIN_DAC2_L,
651 		RT711_DIR_OUT_SFT, 0x57, 0,
652 		rt711_set_amp_gain_get, rt711_set_amp_gain_put, out_vol_tlv),
653 	SOC_DOUBLE_R_EXT("ADC 08 Capture Switch",
654 		RT711_SET_GAIN_ADC2_H, RT711_SET_GAIN_ADC2_L,
655 		RT711_DIR_IN_SFT, 1, 1,
656 		rt711_set_amp_gain_get, rt711_set_amp_gain_put),
657 	SOC_DOUBLE_R_EXT("ADC 09 Capture Switch",
658 		RT711_SET_GAIN_ADC1_H, RT711_SET_GAIN_ADC1_L,
659 		RT711_DIR_IN_SFT, 1, 1,
660 		rt711_set_amp_gain_get, rt711_set_amp_gain_put),
661 	SOC_DOUBLE_R_EXT_TLV("ADC 08 Capture Volume",
662 		RT711_SET_GAIN_ADC2_H, RT711_SET_GAIN_ADC2_L,
663 		RT711_DIR_IN_SFT, 0x3f, 0,
664 		rt711_set_amp_gain_get, rt711_set_amp_gain_put, in_vol_tlv),
665 	SOC_DOUBLE_R_EXT_TLV("ADC 09 Capture Volume",
666 		RT711_SET_GAIN_ADC1_H, RT711_SET_GAIN_ADC1_L,
667 		RT711_DIR_IN_SFT, 0x3f, 0,
668 		rt711_set_amp_gain_get, rt711_set_amp_gain_put, in_vol_tlv),
669 	SOC_DOUBLE_R_EXT_TLV("AMIC Volume",
670 		RT711_SET_GAIN_AMIC_H, RT711_SET_GAIN_AMIC_L,
671 		RT711_DIR_IN_SFT, 3, 0,
672 		rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
673 	SOC_DOUBLE_R_EXT_TLV("DMIC1 Volume",
674 		RT711_SET_GAIN_DMIC1_H, RT711_SET_GAIN_DMIC1_L,
675 		RT711_DIR_IN_SFT, 3, 0,
676 		rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
677 	SOC_DOUBLE_R_EXT_TLV("DMIC2 Volume",
678 		RT711_SET_GAIN_DMIC2_H, RT711_SET_GAIN_DMIC2_L,
679 		RT711_DIR_IN_SFT, 3, 0,
680 		rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
681 };
682 
rt711_mux_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)683 static int rt711_mux_get(struct snd_kcontrol *kcontrol,
684 			struct snd_ctl_elem_value *ucontrol)
685 {
686 	struct snd_soc_component *component =
687 		snd_soc_dapm_kcontrol_component(kcontrol);
688 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
689 	unsigned int reg, val = 0, nid;
690 	int ret;
691 
692 	if (strstr(ucontrol->id.name, "ADC 22 Mux"))
693 		nid = RT711_MIXER_IN1;
694 	else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
695 		nid = RT711_MIXER_IN2;
696 	else
697 		return -EINVAL;
698 
699 	/* vid = 0xf01 */
700 	reg = RT711_VERB_SET_CONNECT_SEL | nid;
701 	ret = regmap_read(rt711->regmap, reg, &val);
702 	if (ret < 0) {
703 		dev_err(component->dev, "%s: sdw read failed: %d\n",
704 			__func__, ret);
705 		return ret;
706 	}
707 
708 	ucontrol->value.enumerated.item[0] = val;
709 
710 	return 0;
711 }
712 
rt711_mux_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)713 static int rt711_mux_put(struct snd_kcontrol *kcontrol,
714 			struct snd_ctl_elem_value *ucontrol)
715 {
716 	struct snd_soc_component *component =
717 		snd_soc_dapm_kcontrol_component(kcontrol);
718 	struct snd_soc_dapm_context *dapm =
719 		snd_soc_dapm_kcontrol_dapm(kcontrol);
720 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
721 	struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
722 	unsigned int *item = ucontrol->value.enumerated.item;
723 	unsigned int val, val2 = 0, change, reg, nid;
724 	int ret;
725 
726 	if (item[0] >= e->items)
727 		return -EINVAL;
728 
729 	if (strstr(ucontrol->id.name, "ADC 22 Mux"))
730 		nid = RT711_MIXER_IN1;
731 	else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
732 		nid = RT711_MIXER_IN2;
733 	else
734 		return -EINVAL;
735 
736 	/* Verb ID = 0x701h */
737 	val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
738 
739 	reg = RT711_VERB_SET_CONNECT_SEL | nid;
740 	ret = regmap_read(rt711->regmap, reg, &val2);
741 	if (ret < 0) {
742 		dev_err(component->dev, "%s: sdw read failed: %d\n",
743 			__func__, ret);
744 		return ret;
745 	}
746 
747 	if (val == val2)
748 		change = 0;
749 	else
750 		change = 1;
751 
752 	if (change) {
753 		reg = RT711_VERB_SET_CONNECT_SEL | nid;
754 		regmap_write(rt711->regmap, reg, val);
755 	}
756 
757 	snd_soc_dapm_mux_update_power(dapm, kcontrol,
758 						item[0], e, NULL);
759 
760 	return change;
761 }
762 
763 static const char * const adc_mux_text[] = {
764 	"MIC2",
765 	"LINE1",
766 	"LINE2",
767 	"DMIC",
768 };
769 
770 static SOC_ENUM_SINGLE_DECL(
771 	rt711_adc22_enum, SND_SOC_NOPM, 0, adc_mux_text);
772 
773 static SOC_ENUM_SINGLE_DECL(
774 	rt711_adc23_enum, SND_SOC_NOPM, 0, adc_mux_text);
775 
776 static const struct snd_kcontrol_new rt711_adc22_mux =
777 	SOC_DAPM_ENUM_EXT("ADC 22 Mux", rt711_adc22_enum,
778 			rt711_mux_get, rt711_mux_put);
779 
780 static const struct snd_kcontrol_new rt711_adc23_mux =
781 	SOC_DAPM_ENUM_EXT("ADC 23 Mux", rt711_adc23_enum,
782 			rt711_mux_get, rt711_mux_put);
783 
rt711_dac_surround_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)784 static int rt711_dac_surround_event(struct snd_soc_dapm_widget *w,
785 	struct snd_kcontrol *kcontrol, int event)
786 {
787 	struct snd_soc_component *component =
788 		snd_soc_dapm_to_component(w->dapm);
789 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
790 	unsigned int val_h = (1 << RT711_DIR_OUT_SFT) | (0x3 << 4);
791 	unsigned int val_l;
792 
793 	switch (event) {
794 	case SND_SOC_DAPM_POST_PMU:
795 		regmap_write(rt711->regmap,
796 			RT711_SET_STREAMID_DAC2, 0x10);
797 
798 		val_l = 0x00;
799 		regmap_write(rt711->regmap,
800 			RT711_SET_GAIN_HP_H, (val_h << 8 | val_l));
801 		break;
802 	case SND_SOC_DAPM_PRE_PMD:
803 		val_l = (1 << RT711_MUTE_SFT);
804 		regmap_write(rt711->regmap,
805 			RT711_SET_GAIN_HP_H, (val_h << 8 | val_l));
806 		usleep_range(50000, 55000);
807 
808 		regmap_write(rt711->regmap,
809 			RT711_SET_STREAMID_DAC2, 0x00);
810 		break;
811 	}
812 	return 0;
813 }
814 
rt711_adc_09_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)815 static int rt711_adc_09_event(struct snd_soc_dapm_widget *w,
816 	struct snd_kcontrol *kcontrol, int event)
817 {
818 	struct snd_soc_component *component =
819 		snd_soc_dapm_to_component(w->dapm);
820 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
821 
822 	switch (event) {
823 	case SND_SOC_DAPM_POST_PMU:
824 		regmap_write(rt711->regmap,
825 			RT711_SET_STREAMID_ADC1, 0x10);
826 		break;
827 	case SND_SOC_DAPM_PRE_PMD:
828 		regmap_write(rt711->regmap,
829 			RT711_SET_STREAMID_ADC1, 0x00);
830 		break;
831 	}
832 	return 0;
833 }
834 
rt711_adc_08_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)835 static int rt711_adc_08_event(struct snd_soc_dapm_widget *w,
836 	struct snd_kcontrol *kcontrol, int event)
837 {
838 	struct snd_soc_component *component =
839 		snd_soc_dapm_to_component(w->dapm);
840 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
841 
842 	switch (event) {
843 	case SND_SOC_DAPM_POST_PMU:
844 		regmap_write(rt711->regmap,
845 			RT711_SET_STREAMID_ADC2, 0x10);
846 		break;
847 	case SND_SOC_DAPM_PRE_PMD:
848 		regmap_write(rt711->regmap,
849 			RT711_SET_STREAMID_ADC2, 0x00);
850 		break;
851 	}
852 	return 0;
853 }
854 
855 static const struct snd_soc_dapm_widget rt711_dapm_widgets[] = {
856 	SND_SOC_DAPM_OUTPUT("HP"),
857 	SND_SOC_DAPM_INPUT("MIC2"),
858 	SND_SOC_DAPM_INPUT("DMIC1"),
859 	SND_SOC_DAPM_INPUT("DMIC2"),
860 	SND_SOC_DAPM_INPUT("LINE1"),
861 	SND_SOC_DAPM_INPUT("LINE2"),
862 
863 	SND_SOC_DAPM_DAC_E("DAC Surround", NULL, SND_SOC_NOPM, 0, 0,
864 		rt711_dac_surround_event,
865 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
866 	SND_SOC_DAPM_ADC_E("ADC 09", NULL, SND_SOC_NOPM, 0, 0,
867 		rt711_adc_09_event,
868 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
869 	SND_SOC_DAPM_ADC_E("ADC 08", NULL, SND_SOC_NOPM, 0, 0,
870 		rt711_adc_08_event,
871 		SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
872 	SND_SOC_DAPM_MUX("ADC 22 Mux", SND_SOC_NOPM, 0, 0,
873 		&rt711_adc22_mux),
874 	SND_SOC_DAPM_MUX("ADC 23 Mux", SND_SOC_NOPM, 0, 0,
875 		&rt711_adc23_mux),
876 
877 	SND_SOC_DAPM_AIF_IN("DP3RX", "DP3 Playback", 0, SND_SOC_NOPM, 0, 0),
878 	SND_SOC_DAPM_AIF_OUT("DP2TX", "DP2 Capture", 0, SND_SOC_NOPM, 0, 0),
879 	SND_SOC_DAPM_AIF_OUT("DP4TX", "DP4 Capture", 0, SND_SOC_NOPM, 0, 0),
880 };
881 
882 static const struct snd_soc_dapm_route rt711_audio_map[] = {
883 	{"DAC Surround", NULL, "DP3RX"},
884 	{"DP2TX", NULL, "ADC 09"},
885 	{"DP4TX", NULL, "ADC 08"},
886 
887 	{"ADC 09", NULL, "ADC 22 Mux"},
888 	{"ADC 08", NULL, "ADC 23 Mux"},
889 	{"ADC 22 Mux", "DMIC", "DMIC1"},
890 	{"ADC 22 Mux", "LINE1", "LINE1"},
891 	{"ADC 22 Mux", "LINE2", "LINE2"},
892 	{"ADC 22 Mux", "MIC2", "MIC2"},
893 	{"ADC 23 Mux", "DMIC", "DMIC2"},
894 	{"ADC 23 Mux", "LINE1", "LINE1"},
895 	{"ADC 23 Mux", "LINE2", "LINE2"},
896 	{"ADC 23 Mux", "MIC2", "MIC2"},
897 
898 	{"HP", NULL, "DAC Surround"},
899 };
900 
rt711_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)901 static int rt711_set_bias_level(struct snd_soc_component *component,
902 				enum snd_soc_bias_level level)
903 {
904 	struct snd_soc_dapm_context *dapm =
905 		snd_soc_component_get_dapm(component);
906 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
907 
908 	switch (level) {
909 	case SND_SOC_BIAS_PREPARE:
910 		if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
911 			regmap_write(rt711->regmap,
912 				RT711_SET_AUDIO_POWER_STATE,
913 				AC_PWRST_D0);
914 		}
915 		break;
916 
917 	case SND_SOC_BIAS_STANDBY:
918 		mutex_lock(&rt711->calibrate_mutex);
919 		regmap_write(rt711->regmap,
920 			RT711_SET_AUDIO_POWER_STATE,
921 			AC_PWRST_D3);
922 		mutex_unlock(&rt711->calibrate_mutex);
923 		break;
924 
925 	default:
926 		break;
927 	}
928 
929 	return 0;
930 }
931 
rt711_parse_dt(struct rt711_priv * rt711,struct device * dev)932 static int rt711_parse_dt(struct rt711_priv *rt711, struct device *dev)
933 {
934 	device_property_read_u32(dev, "realtek,jd-src",
935 		&rt711->jd_src);
936 
937 	return 0;
938 }
939 
rt711_probe(struct snd_soc_component * component)940 static int rt711_probe(struct snd_soc_component *component)
941 {
942 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
943 	int ret;
944 
945 	rt711_parse_dt(rt711, &rt711->slave->dev);
946 	rt711->component = component;
947 
948 	if (!rt711->first_hw_init)
949 		return 0;
950 
951 	ret = pm_runtime_resume(component->dev);
952 	if (ret < 0 && ret != -EACCES)
953 		return ret;
954 
955 	return 0;
956 }
957 
958 static const struct snd_soc_component_driver soc_codec_dev_rt711 = {
959 	.probe = rt711_probe,
960 	.set_bias_level = rt711_set_bias_level,
961 	.controls = rt711_snd_controls,
962 	.num_controls = ARRAY_SIZE(rt711_snd_controls),
963 	.dapm_widgets = rt711_dapm_widgets,
964 	.num_dapm_widgets = ARRAY_SIZE(rt711_dapm_widgets),
965 	.dapm_routes = rt711_audio_map,
966 	.num_dapm_routes = ARRAY_SIZE(rt711_audio_map),
967 	.set_jack = rt711_set_jack_detect,
968 	.endianness = 1,
969 };
970 
rt711_set_sdw_stream(struct snd_soc_dai * dai,void * sdw_stream,int direction)971 static int rt711_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
972 				int direction)
973 {
974 	snd_soc_dai_dma_data_set(dai, direction, sdw_stream);
975 
976 	return 0;
977 }
978 
rt711_shutdown(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)979 static void rt711_shutdown(struct snd_pcm_substream *substream,
980 				struct snd_soc_dai *dai)
981 {
982 	snd_soc_dai_set_dma_data(dai, substream, NULL);
983 }
984 
rt711_pcm_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)985 static int rt711_pcm_hw_params(struct snd_pcm_substream *substream,
986 				struct snd_pcm_hw_params *params,
987 				struct snd_soc_dai *dai)
988 {
989 	struct snd_soc_component *component = dai->component;
990 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
991 	struct sdw_stream_config stream_config = {0};
992 	struct sdw_port_config port_config = {0};
993 	struct sdw_stream_runtime *sdw_stream;
994 	int retval;
995 	unsigned int val = 0;
996 
997 	dev_dbg(dai->dev, "%s %s", __func__, dai->name);
998 	sdw_stream = snd_soc_dai_get_dma_data(dai, substream);
999 
1000 	if (!sdw_stream)
1001 		return -EINVAL;
1002 
1003 	if (!rt711->slave)
1004 		return -EINVAL;
1005 
1006 	/* SoundWire specific configuration */
1007 	snd_sdw_params_to_config(substream, params, &stream_config, &port_config);
1008 
1009 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1010 		port_config.num = 3;
1011 	} else {
1012 		if (dai->id == RT711_AIF1)
1013 			port_config.num = 4;
1014 		else if (dai->id == RT711_AIF2)
1015 			port_config.num = 2;
1016 		else
1017 			return -EINVAL;
1018 	}
1019 
1020 	retval = sdw_stream_add_slave(rt711->slave, &stream_config,
1021 					&port_config, 1, sdw_stream);
1022 	if (retval) {
1023 		dev_err(dai->dev, "Unable to configure port\n");
1024 		return retval;
1025 	}
1026 
1027 	if (params_channels(params) <= 16) {
1028 		/* bit 3:0 Number of Channel */
1029 		val |= (params_channels(params) - 1);
1030 	} else {
1031 		dev_err(component->dev, "Unsupported channels %d\n",
1032 			params_channels(params));
1033 		return -EINVAL;
1034 	}
1035 
1036 	switch (params_width(params)) {
1037 	/* bit 6:4 Bits per Sample */
1038 	case 8:
1039 		break;
1040 	case 16:
1041 		val |= (0x1 << 4);
1042 		break;
1043 	case 20:
1044 		val |= (0x2 << 4);
1045 		break;
1046 	case 24:
1047 		val |= (0x3 << 4);
1048 		break;
1049 	case 32:
1050 		val |= (0x4 << 4);
1051 		break;
1052 	default:
1053 		return -EINVAL;
1054 	}
1055 
1056 	/* 48Khz */
1057 	regmap_write(rt711->regmap, RT711_DAC_FORMAT_H, val);
1058 	regmap_write(rt711->regmap, RT711_ADC1_FORMAT_H, val);
1059 	regmap_write(rt711->regmap, RT711_ADC2_FORMAT_H, val);
1060 
1061 	return retval;
1062 }
1063 
rt711_pcm_hw_free(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)1064 static int rt711_pcm_hw_free(struct snd_pcm_substream *substream,
1065 				struct snd_soc_dai *dai)
1066 {
1067 	struct snd_soc_component *component = dai->component;
1068 	struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
1069 	struct sdw_stream_runtime *sdw_stream =
1070 		snd_soc_dai_get_dma_data(dai, substream);
1071 
1072 	if (!rt711->slave)
1073 		return -EINVAL;
1074 
1075 	sdw_stream_remove_slave(rt711->slave, sdw_stream);
1076 	return 0;
1077 }
1078 
1079 #define RT711_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
1080 #define RT711_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1081 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1082 
1083 static const struct snd_soc_dai_ops rt711_ops = {
1084 	.hw_params	= rt711_pcm_hw_params,
1085 	.hw_free	= rt711_pcm_hw_free,
1086 	.set_stream	= rt711_set_sdw_stream,
1087 	.shutdown	= rt711_shutdown,
1088 };
1089 
1090 static struct snd_soc_dai_driver rt711_dai[] = {
1091 	{
1092 		.name = "rt711-aif1",
1093 		.id = RT711_AIF1,
1094 		.playback = {
1095 			.stream_name = "DP3 Playback",
1096 			.channels_min = 1,
1097 			.channels_max = 2,
1098 			.rates = RT711_STEREO_RATES,
1099 			.formats = RT711_FORMATS,
1100 		},
1101 		.capture = {
1102 			.stream_name = "DP4 Capture",
1103 			.channels_min = 1,
1104 			.channels_max = 2,
1105 			.rates = RT711_STEREO_RATES,
1106 			.formats = RT711_FORMATS,
1107 		},
1108 		.ops = &rt711_ops,
1109 	},
1110 	{
1111 		.name = "rt711-aif2",
1112 		.id = RT711_AIF2,
1113 		.capture = {
1114 			.stream_name = "DP2 Capture",
1115 			.channels_min = 1,
1116 			.channels_max = 2,
1117 			.rates = RT711_STEREO_RATES,
1118 			.formats = RT711_FORMATS,
1119 		},
1120 		.ops = &rt711_ops,
1121 	}
1122 };
1123 
1124 /* Bus clock frequency */
1125 #define RT711_CLK_FREQ_9600000HZ 9600000
1126 #define RT711_CLK_FREQ_12000000HZ 12000000
1127 #define RT711_CLK_FREQ_6000000HZ 6000000
1128 #define RT711_CLK_FREQ_4800000HZ 4800000
1129 #define RT711_CLK_FREQ_2400000HZ 2400000
1130 #define RT711_CLK_FREQ_12288000HZ 12288000
1131 
rt711_clock_config(struct device * dev)1132 int rt711_clock_config(struct device *dev)
1133 {
1134 	struct rt711_priv *rt711 = dev_get_drvdata(dev);
1135 	unsigned int clk_freq, value;
1136 
1137 	clk_freq = (rt711->params.curr_dr_freq >> 1);
1138 
1139 	switch (clk_freq) {
1140 	case RT711_CLK_FREQ_12000000HZ:
1141 		value = 0x0;
1142 		break;
1143 	case RT711_CLK_FREQ_6000000HZ:
1144 		value = 0x1;
1145 		break;
1146 	case RT711_CLK_FREQ_9600000HZ:
1147 		value = 0x2;
1148 		break;
1149 	case RT711_CLK_FREQ_4800000HZ:
1150 		value = 0x3;
1151 		break;
1152 	case RT711_CLK_FREQ_2400000HZ:
1153 		value = 0x4;
1154 		break;
1155 	case RT711_CLK_FREQ_12288000HZ:
1156 		value = 0x5;
1157 		break;
1158 	default:
1159 		return -EINVAL;
1160 	}
1161 
1162 	regmap_write(rt711->regmap, 0xe0, value);
1163 	regmap_write(rt711->regmap, 0xf0, value);
1164 
1165 	dev_dbg(dev, "%s complete, clk_freq=%d\n", __func__, clk_freq);
1166 
1167 	return 0;
1168 }
1169 
rt711_calibration_work(struct work_struct * work)1170 static void rt711_calibration_work(struct work_struct *work)
1171 {
1172 	struct rt711_priv *rt711 =
1173 		container_of(work, struct rt711_priv, calibration_work);
1174 
1175 	rt711_calibration(rt711);
1176 }
1177 
rt711_init(struct device * dev,struct regmap * sdw_regmap,struct regmap * regmap,struct sdw_slave * slave)1178 int rt711_init(struct device *dev, struct regmap *sdw_regmap,
1179 			struct regmap *regmap, struct sdw_slave *slave)
1180 {
1181 	struct rt711_priv *rt711;
1182 	int ret;
1183 
1184 	rt711 = devm_kzalloc(dev, sizeof(*rt711), GFP_KERNEL);
1185 	if (!rt711)
1186 		return -ENOMEM;
1187 
1188 	dev_set_drvdata(dev, rt711);
1189 	rt711->slave = slave;
1190 	rt711->sdw_regmap = sdw_regmap;
1191 	rt711->regmap = regmap;
1192 
1193 	regcache_cache_only(rt711->regmap, true);
1194 
1195 	mutex_init(&rt711->calibrate_mutex);
1196 	mutex_init(&rt711->disable_irq_lock);
1197 
1198 	INIT_DELAYED_WORK(&rt711->jack_detect_work, rt711_jack_detect_handler);
1199 	INIT_DELAYED_WORK(&rt711->jack_btn_check_work, rt711_btn_check_handler);
1200 	INIT_WORK(&rt711->calibration_work, rt711_calibration_work);
1201 
1202 	/*
1203 	 * Mark hw_init to false
1204 	 * HW init will be performed when device reports present
1205 	 */
1206 	rt711->hw_init = false;
1207 	rt711->first_hw_init = false;
1208 
1209 	/* JD source uses JD2 in default */
1210 	rt711->jd_src = RT711_JD2;
1211 
1212 	ret =  devm_snd_soc_register_component(dev,
1213 				&soc_codec_dev_rt711,
1214 				rt711_dai,
1215 				ARRAY_SIZE(rt711_dai));
1216 	if (ret < 0)
1217 		return ret;
1218 
1219 	/* set autosuspend parameters */
1220 	pm_runtime_set_autosuspend_delay(dev, 3000);
1221 	pm_runtime_use_autosuspend(dev);
1222 
1223 	/* make sure the device does not suspend immediately */
1224 	pm_runtime_mark_last_busy(dev);
1225 
1226 	pm_runtime_enable(dev);
1227 
1228 	/* important note: the device is NOT tagged as 'active' and will remain
1229 	 * 'suspended' until the hardware is enumerated/initialized. This is required
1230 	 * to make sure the ASoC framework use of pm_runtime_get_sync() does not silently
1231 	 * fail with -EACCESS because of race conditions between card creation and enumeration
1232 	 */
1233 
1234 	dev_dbg(dev, "%s\n", __func__);
1235 
1236 	return ret;
1237 }
1238 
rt711_io_init(struct device * dev,struct sdw_slave * slave)1239 int rt711_io_init(struct device *dev, struct sdw_slave *slave)
1240 {
1241 	struct rt711_priv *rt711 = dev_get_drvdata(dev);
1242 
1243 	rt711->disable_irq = false;
1244 
1245 	if (rt711->hw_init)
1246 		return 0;
1247 
1248 	regcache_cache_only(rt711->regmap, false);
1249 	if (rt711->first_hw_init)
1250 		regcache_cache_bypass(rt711->regmap, true);
1251 
1252 	/*
1253 	 * PM runtime status is marked as 'active' only when a Slave reports as Attached
1254 	 */
1255 	if (!rt711->first_hw_init)
1256 		/* update count of parent 'active' children */
1257 		pm_runtime_set_active(&slave->dev);
1258 
1259 	pm_runtime_get_noresume(&slave->dev);
1260 
1261 	rt711_reset(rt711->regmap);
1262 
1263 	/* power on */
1264 	regmap_write(rt711->regmap, RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
1265 
1266 	/* Set Pin Widget */
1267 	regmap_write(rt711->regmap, RT711_SET_PIN_MIC2, 0x25);
1268 	regmap_write(rt711->regmap, RT711_SET_PIN_HP, 0xc0);
1269 	regmap_write(rt711->regmap, RT711_SET_PIN_DMIC1, 0x20);
1270 	regmap_write(rt711->regmap, RT711_SET_PIN_DMIC2, 0x20);
1271 	regmap_write(rt711->regmap, RT711_SET_PIN_LINE1, 0x20);
1272 	regmap_write(rt711->regmap, RT711_SET_PIN_LINE2, 0x20);
1273 
1274 	/* Mute HP/ADC1/ADC2 */
1275 	regmap_write(rt711->regmap, RT711_SET_GAIN_HP_H, 0xa080);
1276 	regmap_write(rt711->regmap, RT711_SET_GAIN_HP_H, 0x9080);
1277 	regmap_write(rt711->regmap, RT711_SET_GAIN_ADC2_H, 0x6080);
1278 	regmap_write(rt711->regmap, RT711_SET_GAIN_ADC2_H, 0x5080);
1279 	regmap_write(rt711->regmap, RT711_SET_GAIN_ADC1_H, 0x6080);
1280 	regmap_write(rt711->regmap, RT711_SET_GAIN_ADC1_H, 0x5080);
1281 
1282 	/* Set Configuration Default */
1283 	regmap_write(rt711->regmap, 0x4f12, 0x91);
1284 	regmap_write(rt711->regmap, 0x4e12, 0xd6);
1285 	regmap_write(rt711->regmap, 0x4d12, 0x11);
1286 	regmap_write(rt711->regmap, 0x4c12, 0x20);
1287 	regmap_write(rt711->regmap, 0x4f13, 0x91);
1288 	regmap_write(rt711->regmap, 0x4e13, 0xd6);
1289 	regmap_write(rt711->regmap, 0x4d13, 0x11);
1290 	regmap_write(rt711->regmap, 0x4c13, 0x21);
1291 	regmap_write(rt711->regmap, 0x4c21, 0xf0);
1292 	regmap_write(rt711->regmap, 0x4d21, 0x11);
1293 	regmap_write(rt711->regmap, 0x4e21, 0x11);
1294 	regmap_write(rt711->regmap, 0x4f21, 0x01);
1295 
1296 	/* Data port arrangement */
1297 	rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1298 		RT711_TX_RX_MUX_CTL, 0x0154);
1299 
1300 	/* Set index */
1301 	rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1302 		RT711_DIGITAL_MISC_CTRL4, 0x201b);
1303 	rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1304 		RT711_COMBO_JACK_AUTO_CTL1, 0x5089);
1305 	rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1306 		RT711_VREFOUT_CTL, 0x5064);
1307 	rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
1308 		RT711_INLINE_CMD_CTL, 0xd249);
1309 
1310 	/* Finish Initial Settings, set power to D3 */
1311 	regmap_write(rt711->regmap, RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
1312 
1313 	if (rt711->first_hw_init)
1314 		rt711_calibration(rt711);
1315 	else
1316 		schedule_work(&rt711->calibration_work);
1317 
1318 	/*
1319 	 * if set_jack callback occurred early than io_init,
1320 	 * we set up the jack detection function now
1321 	 */
1322 	if (rt711->hs_jack)
1323 		rt711_jack_init(rt711);
1324 
1325 	if (rt711->first_hw_init) {
1326 		regcache_cache_bypass(rt711->regmap, false);
1327 		regcache_mark_dirty(rt711->regmap);
1328 	} else
1329 		rt711->first_hw_init = true;
1330 
1331 	/* Mark Slave initialization complete */
1332 	rt711->hw_init = true;
1333 
1334 	pm_runtime_mark_last_busy(&slave->dev);
1335 	pm_runtime_put_autosuspend(&slave->dev);
1336 
1337 	dev_dbg(&slave->dev, "%s hw_init complete\n", __func__);
1338 	return 0;
1339 }
1340 
1341 MODULE_DESCRIPTION("ASoC RT711 SDW driver");
1342 MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>");
1343 MODULE_LICENSE("GPL");
1344