xref: /linux/sound/soc/mediatek/mt8188/mt8188-dai-adda.c (revision f9bff0e31881d03badf191d3b0005839391f5f2b)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * MediaTek ALSA SoC Audio DAI ADDA Control
4  *
5  * Copyright (c) 2022 MediaTek Inc.
6  * Author: Bicycle Tsai <bicycle.tsai@mediatek.com>
7  *         Trevor Wu <trevor.wu@mediatek.com>
8  *         Chun-Chia Chiu <chun-chia.chiu@mediatek.com>
9  */
10 
11 #include <linux/bitfield.h>
12 #include <linux/delay.h>
13 #include <linux/regmap.h>
14 #include "mt8188-afe-clk.h"
15 #include "mt8188-afe-common.h"
16 #include "mt8188-reg.h"
17 
18 #define ADDA_HIRES_THRES 48000
19 
20 enum {
21 	SUPPLY_SEQ_ADDA_DL_ON,
22 	SUPPLY_SEQ_ADDA_MTKAIF_CFG,
23 	SUPPLY_SEQ_ADDA_UL_ON,
24 	SUPPLY_SEQ_ADDA_AFE_ON,
25 };
26 
27 enum {
28 	MTK_AFE_ADDA_DL_RATE_8K = 0,
29 	MTK_AFE_ADDA_DL_RATE_11K = 1,
30 	MTK_AFE_ADDA_DL_RATE_12K = 2,
31 	MTK_AFE_ADDA_DL_RATE_16K = 3,
32 	MTK_AFE_ADDA_DL_RATE_22K = 4,
33 	MTK_AFE_ADDA_DL_RATE_24K = 5,
34 	MTK_AFE_ADDA_DL_RATE_32K = 6,
35 	MTK_AFE_ADDA_DL_RATE_44K = 7,
36 	MTK_AFE_ADDA_DL_RATE_48K = 8,
37 	MTK_AFE_ADDA_DL_RATE_96K = 9,
38 	MTK_AFE_ADDA_DL_RATE_192K = 10,
39 };
40 
41 enum {
42 	MTK_AFE_ADDA_UL_RATE_8K = 0,
43 	MTK_AFE_ADDA_UL_RATE_16K = 1,
44 	MTK_AFE_ADDA_UL_RATE_32K = 2,
45 	MTK_AFE_ADDA_UL_RATE_48K = 3,
46 	MTK_AFE_ADDA_UL_RATE_96K = 4,
47 	MTK_AFE_ADDA_UL_RATE_192K = 5,
48 };
49 
50 enum {
51 	DELAY_DATA_MISO1 = 0,
52 	DELAY_DATA_MISO0 = 1,
53 };
54 
55 struct mtk_dai_adda_priv {
56 	bool hires_required;
57 };
58 
59 static unsigned int afe_adda_dl_rate_transform(struct mtk_base_afe *afe,
60 					       unsigned int rate)
61 {
62 	switch (rate) {
63 	case 8000:
64 		return MTK_AFE_ADDA_DL_RATE_8K;
65 	case 11025:
66 		return MTK_AFE_ADDA_DL_RATE_11K;
67 	case 12000:
68 		return MTK_AFE_ADDA_DL_RATE_12K;
69 	case 16000:
70 		return MTK_AFE_ADDA_DL_RATE_16K;
71 	case 22050:
72 		return MTK_AFE_ADDA_DL_RATE_22K;
73 	case 24000:
74 		return MTK_AFE_ADDA_DL_RATE_24K;
75 	case 32000:
76 		return MTK_AFE_ADDA_DL_RATE_32K;
77 	case 44100:
78 		return MTK_AFE_ADDA_DL_RATE_44K;
79 	case 48000:
80 		return MTK_AFE_ADDA_DL_RATE_48K;
81 	case 96000:
82 		return MTK_AFE_ADDA_DL_RATE_96K;
83 	case 192000:
84 		return MTK_AFE_ADDA_DL_RATE_192K;
85 	default:
86 		dev_info(afe->dev, "%s(), rate %u invalid, use 48kHz!!!\n",
87 			 __func__, rate);
88 		return MTK_AFE_ADDA_DL_RATE_48K;
89 	}
90 }
91 
92 static unsigned int afe_adda_ul_rate_transform(struct mtk_base_afe *afe,
93 					       unsigned int rate)
94 {
95 	switch (rate) {
96 	case 8000:
97 		return MTK_AFE_ADDA_UL_RATE_8K;
98 	case 16000:
99 		return MTK_AFE_ADDA_UL_RATE_16K;
100 	case 32000:
101 		return MTK_AFE_ADDA_UL_RATE_32K;
102 	case 48000:
103 		return MTK_AFE_ADDA_UL_RATE_48K;
104 	case 96000:
105 		return MTK_AFE_ADDA_UL_RATE_96K;
106 	case 192000:
107 		return MTK_AFE_ADDA_UL_RATE_192K;
108 	default:
109 		dev_info(afe->dev, "%s(), rate %u invalid, use 48kHz!!!\n",
110 			 __func__, rate);
111 		return MTK_AFE_ADDA_UL_RATE_48K;
112 	}
113 }
114 
115 static int mt8188_adda_mtkaif_init(struct mtk_base_afe *afe)
116 {
117 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
118 	struct mtkaif_param *param = &afe_priv->mtkaif_params;
119 	int delay_data;
120 	int delay_cycle;
121 	unsigned int mask = 0;
122 	unsigned int val = 0;
123 
124 	/* set rx protocol 2 & mtkaif_rxif_clkinv_adc inverse */
125 	regmap_set_bits(afe->regmap, AFE_ADDA_MTKAIF_CFG0,
126 			MTKAIF_RXIF_CLKINV_ADC | MTKAIF_RXIF_PROTOCOL2);
127 
128 	regmap_set_bits(afe->regmap, AFE_AUD_PAD_TOP, RG_RX_PROTOCOL2);
129 
130 	if (!param->mtkaif_calibration_ok) {
131 		dev_info(afe->dev, "%s(), calibration fail\n",  __func__);
132 		return 0;
133 	}
134 
135 	/* set delay for ch1, ch2 */
136 	if (param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_0] >=
137 	    param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_1]) {
138 		delay_data = DELAY_DATA_MISO1;
139 		delay_cycle =
140 			param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_0] -
141 			param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_1];
142 	} else {
143 		delay_data = DELAY_DATA_MISO0;
144 		delay_cycle =
145 			param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_1] -
146 			param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_0];
147 	}
148 
149 	val = 0;
150 	mask = (MTKAIF_RXIF_DELAY_DATA | MTKAIF_RXIF_DELAY_CYCLE_MASK);
151 	val |= FIELD_PREP(MTKAIF_RXIF_DELAY_CYCLE_MASK, delay_cycle);
152 	val |= FIELD_PREP(MTKAIF_RXIF_DELAY_DATA, delay_data);
153 	regmap_update_bits(afe->regmap, AFE_ADDA_MTKAIF_RX_CFG2, mask, val);
154 
155 	return 0;
156 }
157 
158 static int mtk_adda_mtkaif_cfg_event(struct snd_soc_dapm_widget *w,
159 				     struct snd_kcontrol *kcontrol,
160 				     int event)
161 {
162 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
163 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
164 
165 	dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
166 		__func__, w->name, event);
167 
168 	switch (event) {
169 	case SND_SOC_DAPM_PRE_PMU:
170 		mt8188_adda_mtkaif_init(afe);
171 		break;
172 	default:
173 		break;
174 	}
175 
176 	return 0;
177 }
178 
179 static int mtk_adda_dl_event(struct snd_soc_dapm_widget *w,
180 			     struct snd_kcontrol *kcontrol,
181 			     int event)
182 {
183 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
184 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
185 
186 	dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
187 		__func__, w->name, event);
188 
189 	switch (event) {
190 	case SND_SOC_DAPM_POST_PMD:
191 		/* should delayed 1/fs(smallest is 8k) = 125us before afe off */
192 		usleep_range(125, 135);
193 		break;
194 	default:
195 		break;
196 	}
197 
198 	return 0;
199 }
200 
201 static void mtk_adda_ul_mictype(struct mtk_base_afe *afe, bool dmic)
202 {
203 	unsigned int reg = AFE_ADDA_UL_SRC_CON0;
204 	unsigned int val;
205 
206 	val = (UL_SDM3_LEVEL_CTL | UL_MODE_3P25M_CH1_CTL |
207 	       UL_MODE_3P25M_CH2_CTL);
208 
209 	/* turn on dmic, ch1, ch2 */
210 	if (dmic)
211 		regmap_set_bits(afe->regmap, reg, val);
212 	else
213 		regmap_clear_bits(afe->regmap, reg, val);
214 }
215 
216 static int mtk_adda_ul_event(struct snd_soc_dapm_widget *w,
217 			     struct snd_kcontrol *kcontrol,
218 			     int event)
219 {
220 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
221 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
222 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
223 	struct mtkaif_param *param = &afe_priv->mtkaif_params;
224 
225 	dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",
226 		__func__, w->name, event);
227 
228 	switch (event) {
229 	case SND_SOC_DAPM_PRE_PMU:
230 		mtk_adda_ul_mictype(afe, param->mtkaif_dmic_on);
231 		break;
232 	case SND_SOC_DAPM_POST_PMD:
233 		/* should delayed 1/fs(smallest is 8k) = 125us before afe off */
234 		usleep_range(125, 135);
235 		break;
236 	default:
237 		break;
238 	}
239 
240 	return 0;
241 }
242 
243 static struct mtk_dai_adda_priv *get_adda_priv_by_name(struct mtk_base_afe *afe,
244 						       const char *name)
245 {
246 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
247 
248 	if (strstr(name, "aud_adc_hires"))
249 		return afe_priv->dai_priv[MT8188_AFE_IO_UL_SRC];
250 	else if (strstr(name, "aud_dac_hires"))
251 		return afe_priv->dai_priv[MT8188_AFE_IO_DL_SRC];
252 	else
253 		return NULL;
254 }
255 
256 static int mtk_afe_adda_hires_connect(struct snd_soc_dapm_widget *source,
257 				      struct snd_soc_dapm_widget *sink)
258 {
259 	struct snd_soc_dapm_widget *w = source;
260 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);
261 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
262 	struct mtk_dai_adda_priv *adda_priv;
263 
264 	adda_priv = get_adda_priv_by_name(afe, w->name);
265 
266 	if (!adda_priv) {
267 		dev_dbg(afe->dev, "adda_priv == NULL");
268 		return 0;
269 	}
270 
271 	return (adda_priv->hires_required) ? 1 : 0;
272 }
273 
274 static const struct snd_kcontrol_new mtk_dai_adda_o176_mix[] = {
275 	SOC_DAPM_SINGLE_AUTODISABLE("I000 Switch", AFE_CONN176, 0, 1, 0),
276 	SOC_DAPM_SINGLE_AUTODISABLE("I002 Switch", AFE_CONN176, 2, 1, 0),
277 	SOC_DAPM_SINGLE_AUTODISABLE("I020 Switch", AFE_CONN176, 20, 1, 0),
278 	SOC_DAPM_SINGLE_AUTODISABLE("I022 Switch", AFE_CONN176, 22, 1, 0),
279 	SOC_DAPM_SINGLE_AUTODISABLE("I070 Switch", AFE_CONN176_2, 6, 1, 0),
280 };
281 
282 static const struct snd_kcontrol_new mtk_dai_adda_o177_mix[] = {
283 	SOC_DAPM_SINGLE_AUTODISABLE("I001 Switch", AFE_CONN177, 1, 1, 0),
284 	SOC_DAPM_SINGLE_AUTODISABLE("I003 Switch", AFE_CONN177, 3, 1, 0),
285 	SOC_DAPM_SINGLE_AUTODISABLE("I021 Switch", AFE_CONN177, 21, 1, 0),
286 	SOC_DAPM_SINGLE_AUTODISABLE("I023 Switch", AFE_CONN177, 23, 1, 0),
287 	SOC_DAPM_SINGLE_AUTODISABLE("I071 Switch", AFE_CONN177_2, 7, 1, 0),
288 };
289 
290 static const char * const adda_dlgain_mux_map[] = {
291 	"Bypass", "Connect",
292 };
293 
294 static SOC_ENUM_SINGLE_DECL(adda_dlgain_mux_map_enum,
295 			    SND_SOC_NOPM, 0,
296 			    adda_dlgain_mux_map);
297 
298 static const struct snd_kcontrol_new adda_dlgain_mux_control =
299 	SOC_DAPM_ENUM("DL_GAIN_MUX", adda_dlgain_mux_map_enum);
300 
301 static const struct snd_soc_dapm_widget mtk_dai_adda_widgets[] = {
302 	SND_SOC_DAPM_MIXER("I168", SND_SOC_NOPM, 0, 0, NULL, 0),
303 	SND_SOC_DAPM_MIXER("I169", SND_SOC_NOPM, 0, 0, NULL, 0),
304 
305 	SND_SOC_DAPM_MIXER("O176", SND_SOC_NOPM, 0, 0,
306 			   mtk_dai_adda_o176_mix,
307 			   ARRAY_SIZE(mtk_dai_adda_o176_mix)),
308 	SND_SOC_DAPM_MIXER("O177", SND_SOC_NOPM, 0, 0,
309 			   mtk_dai_adda_o177_mix,
310 			   ARRAY_SIZE(mtk_dai_adda_o177_mix)),
311 
312 	SND_SOC_DAPM_SUPPLY_S("ADDA Enable", SUPPLY_SEQ_ADDA_AFE_ON,
313 			      AFE_ADDA_UL_DL_CON0,
314 			      ADDA_AFE_ON_SHIFT, 0,
315 			      NULL,
316 			      0),
317 
318 	SND_SOC_DAPM_SUPPLY_S("ADDA Playback Enable", SUPPLY_SEQ_ADDA_DL_ON,
319 			      AFE_ADDA_DL_SRC2_CON0,
320 			      DL_2_SRC_ON_TMP_CTRL_PRE_SHIFT, 0,
321 			      mtk_adda_dl_event,
322 			      SND_SOC_DAPM_POST_PMD),
323 
324 	SND_SOC_DAPM_SUPPLY_S("ADDA Capture Enable", SUPPLY_SEQ_ADDA_UL_ON,
325 			      AFE_ADDA_UL_SRC_CON0,
326 			      UL_SRC_ON_TMP_CTL_SHIFT, 0,
327 			      mtk_adda_ul_event,
328 			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
329 
330 	SND_SOC_DAPM_SUPPLY_S("ADDA_MTKAIF_CFG", SUPPLY_SEQ_ADDA_MTKAIF_CFG,
331 			      SND_SOC_NOPM,
332 			      0, 0,
333 			      mtk_adda_mtkaif_cfg_event,
334 			      SND_SOC_DAPM_PRE_PMU),
335 
336 	SND_SOC_DAPM_MUX("DL_GAIN_MUX", SND_SOC_NOPM, 0, 0,
337 			 &adda_dlgain_mux_control),
338 
339 	SND_SOC_DAPM_PGA("DL_GAIN", AFE_ADDA_DL_SRC2_CON0,
340 			 DL_2_GAIN_ON_CTL_PRE_SHIFT, 0, NULL, 0),
341 
342 	SND_SOC_DAPM_INPUT("ADDA_INPUT"),
343 	SND_SOC_DAPM_OUTPUT("ADDA_OUTPUT"),
344 
345 	SND_SOC_DAPM_CLOCK_SUPPLY("aud_dac"),
346 	SND_SOC_DAPM_CLOCK_SUPPLY("aud_adc"),
347 	SND_SOC_DAPM_CLOCK_SUPPLY("aud_dac_hires"),
348 	SND_SOC_DAPM_CLOCK_SUPPLY("aud_adc_hires"),
349 };
350 
351 static const struct snd_soc_dapm_route mtk_dai_adda_routes[] = {
352 	{"ADDA Capture", NULL, "ADDA Enable"},
353 	{"ADDA Capture", NULL, "ADDA Capture Enable"},
354 	{"ADDA Capture", NULL, "ADDA_MTKAIF_CFG"},
355 	{"ADDA Capture", NULL, "aud_adc"},
356 	{"ADDA Capture", NULL, "aud_adc_hires", mtk_afe_adda_hires_connect},
357 
358 	{"I168", NULL, "ADDA Capture"},
359 	{"I169", NULL, "ADDA Capture"},
360 
361 	{"ADDA Playback", NULL, "ADDA Enable"},
362 	{"ADDA Playback", NULL, "ADDA Playback Enable"},
363 	{"ADDA Playback", NULL, "aud_dac"},
364 	{"ADDA Playback", NULL, "aud_dac_hires", mtk_afe_adda_hires_connect},
365 
366 	{"DL_GAIN", NULL, "O176"},
367 	{"DL_GAIN", NULL, "O177"},
368 
369 	{"DL_GAIN_MUX", "Bypass", "O176"},
370 	{"DL_GAIN_MUX", "Bypass", "O177"},
371 	{"DL_GAIN_MUX", "Connect", "DL_GAIN"},
372 
373 	{"ADDA Playback", NULL, "DL_GAIN_MUX"},
374 
375 	{"O176", "I000 Switch", "I000"},
376 	{"O177", "I001 Switch", "I001"},
377 
378 	{"O176", "I002 Switch", "I002"},
379 	{"O177", "I003 Switch", "I003"},
380 
381 	{"O176", "I020 Switch", "I020"},
382 	{"O177", "I021 Switch", "I021"},
383 
384 	{"O176", "I022 Switch", "I022"},
385 	{"O177", "I023 Switch", "I023"},
386 
387 	{"O176", "I070 Switch", "I070"},
388 	{"O177", "I071 Switch", "I071"},
389 
390 	{"ADDA Capture", NULL, "ADDA_INPUT"},
391 	{"ADDA_OUTPUT", NULL, "ADDA Playback"},
392 };
393 
394 static int mt8188_adda_dmic_get(struct snd_kcontrol *kcontrol,
395 				struct snd_ctl_elem_value *ucontrol)
396 {
397 	struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
398 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
399 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
400 	struct mtkaif_param *param = &afe_priv->mtkaif_params;
401 
402 	ucontrol->value.integer.value[0] = param->mtkaif_dmic_on;
403 	return 0;
404 }
405 
406 static int mt8188_adda_dmic_set(struct snd_kcontrol *kcontrol,
407 				struct snd_ctl_elem_value *ucontrol)
408 {
409 	struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
410 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt);
411 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
412 	struct mtkaif_param *param = &afe_priv->mtkaif_params;
413 	int dmic_on;
414 
415 	dmic_on = !!ucontrol->value.integer.value[0];
416 
417 	dev_dbg(afe->dev, "%s(), kcontrol name %s, dmic_on %d\n",
418 		__func__, kcontrol->id.name, dmic_on);
419 
420 	if (param->mtkaif_dmic_on == dmic_on)
421 		return 0;
422 
423 	param->mtkaif_dmic_on = dmic_on;
424 	return 1;
425 }
426 
427 static const struct snd_kcontrol_new mtk_dai_adda_controls[] = {
428 	SOC_SINGLE("ADDA_DL_GAIN", AFE_ADDA_DL_SRC2_CON1,
429 		   DL_2_GAIN_CTL_PRE_SHIFT, 65535, 0),
430 	SOC_SINGLE_BOOL_EXT("MTKAIF_DMIC Switch", 0,
431 			    mt8188_adda_dmic_get, mt8188_adda_dmic_set),
432 };
433 
434 static int mtk_dai_da_configure(struct mtk_base_afe *afe,
435 				unsigned int rate, int id)
436 {
437 	unsigned int val = 0;
438 	unsigned int mask = 0;
439 
440 	/* set sampling rate */
441 	mask |= DL_2_INPUT_MODE_CTL_MASK;
442 	val |= FIELD_PREP(DL_2_INPUT_MODE_CTL_MASK,
443 			  afe_adda_dl_rate_transform(afe, rate));
444 
445 	/* turn off saturation */
446 	mask |= DL_2_CH1_SATURATION_EN_CTL;
447 	mask |= DL_2_CH2_SATURATION_EN_CTL;
448 
449 	/* turn off mute function */
450 	mask |= DL_2_MUTE_CH1_OFF_CTL_PRE;
451 	mask |= DL_2_MUTE_CH2_OFF_CTL_PRE;
452 	val |= DL_2_MUTE_CH1_OFF_CTL_PRE;
453 	val |= DL_2_MUTE_CH2_OFF_CTL_PRE;
454 
455 	/* set voice input data if input sample rate is 8k or 16k */
456 	mask |= DL_2_VOICE_MODE_CTL_PRE;
457 	if (rate == 8000 || rate == 16000)
458 		val |= DL_2_VOICE_MODE_CTL_PRE;
459 
460 	regmap_update_bits(afe->regmap, AFE_ADDA_DL_SRC2_CON0, mask, val);
461 
462 	/* new 2nd sdm */
463 	regmap_set_bits(afe->regmap, AFE_ADDA_DL_SDM_DCCOMP_CON,
464 			DL_USE_NEW_2ND_SDM);
465 
466 	return 0;
467 }
468 
469 static int mtk_dai_ad_configure(struct mtk_base_afe *afe,
470 				unsigned int rate, int id)
471 {
472 	unsigned int val;
473 	unsigned int mask;
474 
475 	mask = UL_VOICE_MODE_CTL_MASK;
476 	val = FIELD_PREP(UL_VOICE_MODE_CTL_MASK,
477 			 afe_adda_ul_rate_transform(afe, rate));
478 
479 	regmap_update_bits(afe->regmap, AFE_ADDA_UL_SRC_CON0,
480 			   mask, val);
481 	return 0;
482 }
483 
484 static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
485 				  struct snd_pcm_hw_params *params,
486 				  struct snd_soc_dai *dai)
487 {
488 	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
489 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
490 	struct mtk_dai_adda_priv *adda_priv = afe_priv->dai_priv[dai->id];
491 	unsigned int rate = params_rate(params);
492 	int id = dai->id;
493 	int ret = 0;
494 
495 	dev_dbg(afe->dev, "%s(), id %d, stream %d, rate %u\n",
496 		__func__, id, substream->stream, rate);
497 
498 	adda_priv->hires_required = (rate > ADDA_HIRES_THRES);
499 
500 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
501 		ret = mtk_dai_da_configure(afe, rate, id);
502 	else
503 		ret = mtk_dai_ad_configure(afe, rate, id);
504 
505 	return ret;
506 }
507 
508 static const struct snd_soc_dai_ops mtk_dai_adda_ops = {
509 	.hw_params = mtk_dai_adda_hw_params,
510 };
511 
512 /* dai driver */
513 #define MTK_ADDA_PLAYBACK_RATES (SNDRV_PCM_RATE_8000_48000 |\
514 				 SNDRV_PCM_RATE_96000 |\
515 				 SNDRV_PCM_RATE_192000)
516 
517 #define MTK_ADDA_CAPTURE_RATES (SNDRV_PCM_RATE_8000 |\
518 				SNDRV_PCM_RATE_16000 |\
519 				SNDRV_PCM_RATE_32000 |\
520 				SNDRV_PCM_RATE_48000 |\
521 				SNDRV_PCM_RATE_96000 |\
522 				SNDRV_PCM_RATE_192000)
523 
524 #define MTK_ADDA_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
525 			  SNDRV_PCM_FMTBIT_S24_LE |\
526 			  SNDRV_PCM_FMTBIT_S32_LE)
527 
528 static struct snd_soc_dai_driver mtk_dai_adda_driver[] = {
529 	{
530 		.name = "DL_SRC",
531 		.id = MT8188_AFE_IO_DL_SRC,
532 		.playback = {
533 			.stream_name = "ADDA Playback",
534 			.channels_min = 1,
535 			.channels_max = 2,
536 			.rates = MTK_ADDA_PLAYBACK_RATES,
537 			.formats = MTK_ADDA_FORMATS,
538 		},
539 		.ops = &mtk_dai_adda_ops,
540 	},
541 	{
542 		.name = "UL_SRC",
543 		.id = MT8188_AFE_IO_UL_SRC,
544 		.capture = {
545 			.stream_name = "ADDA Capture",
546 			.channels_min = 1,
547 			.channels_max = 2,
548 			.rates = MTK_ADDA_CAPTURE_RATES,
549 			.formats = MTK_ADDA_FORMATS,
550 		},
551 		.ops = &mtk_dai_adda_ops,
552 	},
553 };
554 
555 static int init_adda_priv_data(struct mtk_base_afe *afe)
556 {
557 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
558 	struct mtk_dai_adda_priv *adda_priv;
559 	int adda_dai_list[] = {MT8188_AFE_IO_DL_SRC, MT8188_AFE_IO_UL_SRC};
560 	int i;
561 
562 	for (i = 0; i < ARRAY_SIZE(adda_dai_list); i++) {
563 		adda_priv = devm_kzalloc(afe->dev,
564 					 sizeof(struct mtk_dai_adda_priv),
565 					 GFP_KERNEL);
566 		if (!adda_priv)
567 			return -ENOMEM;
568 
569 		afe_priv->dai_priv[adda_dai_list[i]] = adda_priv;
570 	}
571 
572 	return 0;
573 }
574 
575 int mt8188_dai_adda_register(struct mtk_base_afe *afe)
576 {
577 	struct mtk_base_afe_dai *dai;
578 
579 	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
580 	if (!dai)
581 		return -ENOMEM;
582 
583 	list_add(&dai->list, &afe->sub_dais);
584 
585 	dai->dai_drivers = mtk_dai_adda_driver;
586 	dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_adda_driver);
587 
588 	dai->dapm_widgets = mtk_dai_adda_widgets;
589 	dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_adda_widgets);
590 	dai->dapm_routes = mtk_dai_adda_routes;
591 	dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_adda_routes);
592 	dai->controls = mtk_dai_adda_controls;
593 	dai->num_controls = ARRAY_SIZE(mtk_dai_adda_controls);
594 
595 	return init_adda_priv_data(afe);
596 }
597