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1// SPDX-License-Identifier: GPL-2.0-only
2//
3// Copyright(c) 2023 Intel Corporation. All rights reserved.
4
5#include <sound/soc.h>
6#include "../common/soc-intel-quirks.h"
7#include "hda_dsp_common.h"
8#include "sof_board_helpers.h"
9
10/*
11 * Intel HDMI DAI Link
12 */
13static int hdmi_init(struct snd_soc_pcm_runtime *rtd)
14{
15 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
16 struct snd_soc_dai *dai = snd_soc_rtd_to_codec(rtd, 0);
17
18 ctx->hdmi.hdmi_comp = dai->component;
19
20 return 0;
21}
22
23int sof_intel_board_card_late_probe(struct snd_soc_card *card)
24{
25 struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
26
27 if (!ctx->hdmi_num)
28 return 0;
29
30 if (!ctx->hdmi.idisp_codec)
31 return 0;
32
33 if (!ctx->hdmi.hdmi_comp)
34 return -EINVAL;
35
36 return hda_dsp_hdmi_build_controls(card, ctx->hdmi.hdmi_comp);
37}
38EXPORT_SYMBOL_NS(sof_intel_board_card_late_probe, SND_SOC_INTEL_SOF_BOARD_HELPERS);
39
40/*
41 * DMIC DAI Link
42 */
43static const struct snd_soc_dapm_widget dmic_widgets[] = {
44 SND_SOC_DAPM_MIC("SoC DMIC", NULL),
45};
46
47static const struct snd_soc_dapm_route dmic_routes[] = {
48 {"DMic", NULL, "SoC DMIC"},
49};
50
51static int dmic_init(struct snd_soc_pcm_runtime *rtd)
52{
53 struct snd_soc_card *card = rtd->card;
54 int ret;
55
56 ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
57 ARRAY_SIZE(dmic_widgets));
58 if (ret) {
59 dev_err(rtd->dev, "fail to add dmic widgets, ret %d\n", ret);
60 return ret;
61 }
62
63 ret = snd_soc_dapm_add_routes(&card->dapm, dmic_routes,
64 ARRAY_SIZE(dmic_routes));
65 if (ret) {
66 dev_err(rtd->dev, "fail to add dmic routes, ret %d\n", ret);
67 return ret;
68 }
69
70 return 0;
71}
72
73/*
74 * DAI Link Helpers
75 */
76
77/* DEFAULT_LINK_ORDER: the order used in sof_rt5682 */
78#define DEFAULT_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_CODEC, \
79 SOF_LINK_DMIC01, \
80 SOF_LINK_DMIC16K, \
81 SOF_LINK_IDISP_HDMI, \
82 SOF_LINK_AMP, \
83 SOF_LINK_BT_OFFLOAD, \
84 SOF_LINK_HDMI_IN)
85
86static struct snd_soc_dai_link_component dmic_component[] = {
87 {
88 .name = "dmic-codec",
89 .dai_name = "dmic-hifi",
90 }
91};
92
93static struct snd_soc_dai_link_component platform_component[] = {
94 {
95 /* name might be overridden during probe */
96 .name = "0000:00:1f.3"
97 }
98};
99
100int sof_intel_board_set_codec_link(struct device *dev,
101 struct snd_soc_dai_link *link, int be_id,
102 enum sof_ssp_codec codec_type, int ssp_codec)
103{
104 struct snd_soc_dai_link_component *cpus;
105
106 dev_dbg(dev, "link %d: codec %s, ssp %d\n", be_id,
107 sof_ssp_get_codec_name(codec_type), ssp_codec);
108
109 /* link name */
110 link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_codec);
111 if (!link->name)
112 return -ENOMEM;
113
114 /* cpus */
115 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),
116 GFP_KERNEL);
117 if (!cpus)
118 return -ENOMEM;
119
120 if (soc_intel_is_byt() || soc_intel_is_cht()) {
121 /* backward-compatibility for BYT/CHT boards */
122 cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "ssp%d-port",
123 ssp_codec);
124 } else {
125 cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin",
126 ssp_codec);
127 }
128 if (!cpus->dai_name)
129 return -ENOMEM;
130
131 link->cpus = cpus;
132 link->num_cpus = 1;
133
134 /* codecs - caller to handle */
135
136 /* platforms */
137 link->platforms = platform_component;
138 link->num_platforms = ARRAY_SIZE(platform_component);
139
140 link->id = be_id;
141 link->no_pcm = 1;
142 link->dpcm_capture = 1;
143 link->dpcm_playback = 1;
144
145 return 0;
146}
147EXPORT_SYMBOL_NS(sof_intel_board_set_codec_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
148
149int sof_intel_board_set_dmic_link(struct device *dev,
150 struct snd_soc_dai_link *link, int be_id,
151 enum sof_dmic_be_type be_type)
152{
153 struct snd_soc_dai_link_component *cpus;
154
155 /* cpus */
156 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),
157 GFP_KERNEL);
158 if (!cpus)
159 return -ENOMEM;
160
161 switch (be_type) {
162 case SOF_DMIC_01:
163 dev_dbg(dev, "link %d: dmic01\n", be_id);
164
165 link->name = "dmic01";
166 cpus->dai_name = "DMIC01 Pin";
167 break;
168 case SOF_DMIC_16K:
169 dev_dbg(dev, "link %d: dmic16k\n", be_id);
170
171 link->name = "dmic16k";
172 cpus->dai_name = "DMIC16k Pin";
173 break;
174 default:
175 dev_err(dev, "invalid be type %d\n", be_type);
176 return -EINVAL;
177 }
178
179 link->cpus = cpus;
180 link->num_cpus = 1;
181
182 /* codecs */
183 link->codecs = dmic_component;
184 link->num_codecs = ARRAY_SIZE(dmic_component);
185
186 /* platforms */
187 link->platforms = platform_component;
188 link->num_platforms = ARRAY_SIZE(platform_component);
189
190 link->id = be_id;
191 if (be_type == SOF_DMIC_01)
192 link->init = dmic_init;
193 link->ignore_suspend = 1;
194 link->no_pcm = 1;
195 link->dpcm_capture = 1;
196
197 return 0;
198}
199EXPORT_SYMBOL_NS(sof_intel_board_set_dmic_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
200
201int sof_intel_board_set_intel_hdmi_link(struct device *dev,
202 struct snd_soc_dai_link *link, int be_id,
203 int hdmi_id, bool idisp_codec)
204{
205 struct snd_soc_dai_link_component *cpus, *codecs;
206
207 dev_dbg(dev, "link %d: intel hdmi, hdmi id %d, idisp codec %d\n",
208 be_id, hdmi_id, idisp_codec);
209
210 /* link name */
211 link->name = devm_kasprintf(dev, GFP_KERNEL, "iDisp%d", hdmi_id);
212 if (!link->name)
213 return -ENOMEM;
214
215 /* cpus */
216 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),
217 GFP_KERNEL);
218 if (!cpus)
219 return -ENOMEM;
220
221 cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "iDisp%d Pin", hdmi_id);
222 if (!cpus->dai_name)
223 return -ENOMEM;
224
225 link->cpus = cpus;
226 link->num_cpus = 1;
227
228 /* codecs */
229 if (idisp_codec) {
230 codecs = devm_kzalloc(dev,
231 sizeof(struct snd_soc_dai_link_component),
232 GFP_KERNEL);
233 if (!codecs)
234 return -ENOMEM;
235
236 codecs->name = "ehdaudio0D2";
237 codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL,
238 "intel-hdmi-hifi%d", hdmi_id);
239 if (!codecs->dai_name)
240 return -ENOMEM;
241
242 link->codecs = codecs;
243 } else {
244 link->codecs = &snd_soc_dummy_dlc;
245 }
246 link->num_codecs = 1;
247
248 /* platforms */
249 link->platforms = platform_component;
250 link->num_platforms = ARRAY_SIZE(platform_component);
251
252 link->id = be_id;
253 link->init = (hdmi_id == 1) ? hdmi_init : NULL;
254 link->no_pcm = 1;
255 link->dpcm_playback = 1;
256
257 return 0;
258}
259EXPORT_SYMBOL_NS(sof_intel_board_set_intel_hdmi_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
260
261int sof_intel_board_set_ssp_amp_link(struct device *dev,
262 struct snd_soc_dai_link *link, int be_id,
263 enum sof_ssp_codec amp_type, int ssp_amp)
264{
265 struct snd_soc_dai_link_component *cpus;
266
267 dev_dbg(dev, "link %d: ssp amp %s, ssp %d\n", be_id,
268 sof_ssp_get_codec_name(amp_type), ssp_amp);
269
270 /* link name */
271 link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_amp);
272 if (!link->name)
273 return -ENOMEM;
274
275 /* cpus */
276 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),
277 GFP_KERNEL);
278 if (!cpus)
279 return -ENOMEM;
280
281 cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_amp);
282 if (!cpus->dai_name)
283 return -ENOMEM;
284
285 link->cpus = cpus;
286 link->num_cpus = 1;
287
288 /* codecs - caller to handle */
289
290 /* platforms */
291 link->platforms = platform_component;
292 link->num_platforms = ARRAY_SIZE(platform_component);
293
294 link->id = be_id;
295 link->no_pcm = 1;
296 link->dpcm_capture = 1; /* feedback stream or firmware-generated echo reference */
297 link->dpcm_playback = 1;
298
299 return 0;
300}
301EXPORT_SYMBOL_NS(sof_intel_board_set_ssp_amp_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
302
303int sof_intel_board_set_bt_link(struct device *dev,
304 struct snd_soc_dai_link *link, int be_id,
305 int ssp_bt)
306{
307 struct snd_soc_dai_link_component *cpus;
308
309 dev_dbg(dev, "link %d: bt offload, ssp %d\n", be_id, ssp_bt);
310
311 /* link name */
312 link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", ssp_bt);
313 if (!link->name)
314 return -ENOMEM;
315
316 /* cpus */
317 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),
318 GFP_KERNEL);
319 if (!cpus)
320 return -ENOMEM;
321
322 cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_bt);
323 if (!cpus->dai_name)
324 return -ENOMEM;
325
326 link->cpus = cpus;
327 link->num_cpus = 1;
328
329 /* codecs */
330 link->codecs = &snd_soc_dummy_dlc;
331 link->num_codecs = 1;
332
333 /* platforms */
334 link->platforms = platform_component;
335 link->num_platforms = ARRAY_SIZE(platform_component);
336
337 link->id = be_id;
338 link->no_pcm = 1;
339 link->dpcm_capture = 1;
340 link->dpcm_playback = 1;
341
342 return 0;
343}
344EXPORT_SYMBOL_NS(sof_intel_board_set_bt_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
345
346int sof_intel_board_set_hdmi_in_link(struct device *dev,
347 struct snd_soc_dai_link *link, int be_id,
348 int ssp_hdmi)
349{
350 struct snd_soc_dai_link_component *cpus;
351
352 dev_dbg(dev, "link %d: hdmi-in, ssp %d\n", be_id, ssp_hdmi);
353
354 /* link name */
355 link->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-HDMI", ssp_hdmi);
356 if (!link->name)
357 return -ENOMEM;
358
359 /* cpus */
360 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component),
361 GFP_KERNEL);
362 if (!cpus)
363 return -ENOMEM;
364
365 cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_hdmi);
366 if (!cpus->dai_name)
367 return -ENOMEM;
368
369 link->cpus = cpus;
370 link->num_cpus = 1;
371
372 /* codecs */
373 link->codecs = &snd_soc_dummy_dlc;
374 link->num_codecs = 1;
375
376 /* platforms */
377 link->platforms = platform_component;
378 link->num_platforms = ARRAY_SIZE(platform_component);
379
380 link->id = be_id;
381 link->no_pcm = 1;
382 link->dpcm_capture = 1;
383
384 return 0;
385}
386EXPORT_SYMBOL_NS(sof_intel_board_set_hdmi_in_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
387
388static int calculate_num_links(struct sof_card_private *ctx)
389{
390 int num_links = 0;
391
392 /* headphone codec */
393 if (ctx->codec_type != CODEC_NONE)
394 num_links++;
395
396 /* dmic01 and dmic16k */
397 if (ctx->dmic_be_num > 0)
398 num_links++;
399
400 if (ctx->dmic_be_num > 1)
401 num_links++;
402
403 /* idisp HDMI */
404 num_links += ctx->hdmi_num;
405
406 /* speaker amp */
407 if (ctx->amp_type != CODEC_NONE)
408 num_links++;
409
410 /* BT audio offload */
411 if (ctx->bt_offload_present)
412 num_links++;
413
414 /* HDMI-In */
415 num_links += hweight32(ctx->ssp_mask_hdmi_in);
416
417 return num_links;
418}
419
420int sof_intel_board_set_dai_link(struct device *dev, struct snd_soc_card *card,
421 struct sof_card_private *ctx)
422{
423 struct snd_soc_dai_link *links;
424 int num_links;
425 int i;
426 int idx = 0;
427 int ret;
428 int ssp_hdmi_in = 0;
429 unsigned long link_order, link;
430
431 num_links = calculate_num_links(ctx);
432
433 links = devm_kcalloc(dev, num_links, sizeof(struct snd_soc_dai_link),
434 GFP_KERNEL);
435 if (!links)
436 return -ENOMEM;
437
438 if (ctx->link_order_overwrite)
439 link_order = ctx->link_order_overwrite;
440 else
441 link_order = DEFAULT_LINK_ORDER;
442
443 dev_dbg(dev, "create dai links, link_order 0x%lx\n", link_order);
444
445 while (link_order) {
446 link = link_order & SOF_LINK_ORDER_MASK;
447 link_order >>= SOF_LINK_ORDER_SHIFT;
448
449 switch (link) {
450 case SOF_LINK_CODEC:
451 /* headphone codec */
452 if (ctx->codec_type == CODEC_NONE)
453 continue;
454
455 ret = sof_intel_board_set_codec_link(dev, &links[idx],
456 idx,
457 ctx->codec_type,
458 ctx->ssp_codec);
459 if (ret) {
460 dev_err(dev, "fail to set codec link, ret %d\n",
461 ret);
462 return ret;
463 }
464
465 ctx->codec_link = &links[idx];
466 idx++;
467 break;
468 case SOF_LINK_DMIC01:
469 /* dmic01 */
470 if (ctx->dmic_be_num == 0)
471 continue;
472
473 /* at least we have dmic01 */
474 ret = sof_intel_board_set_dmic_link(dev, &links[idx],
475 idx, SOF_DMIC_01);
476 if (ret) {
477 dev_err(dev, "fail to set dmic01 link, ret %d\n",
478 ret);
479 return ret;
480 }
481
482 idx++;
483 break;
484 case SOF_LINK_DMIC16K:
485 /* dmic16k */
486 if (ctx->dmic_be_num <= 1)
487 continue;
488
489 /* set up 2 BE links at most */
490 ret = sof_intel_board_set_dmic_link(dev, &links[idx],
491 idx, SOF_DMIC_16K);
492 if (ret) {
493 dev_err(dev, "fail to set dmic16k link, ret %d\n",
494 ret);
495 return ret;
496 }
497
498 idx++;
499 break;
500 case SOF_LINK_IDISP_HDMI:
501 /* idisp HDMI */
502 for (i = 1; i <= ctx->hdmi_num; i++) {
503 ret = sof_intel_board_set_intel_hdmi_link(dev,
504 &links[idx],
505 idx, i,
506 ctx->hdmi.idisp_codec);
507 if (ret) {
508 dev_err(dev, "fail to set hdmi link, ret %d\n",
509 ret);
510 return ret;
511 }
512
513 idx++;
514 }
515 break;
516 case SOF_LINK_AMP:
517 /* speaker amp */
518 if (ctx->amp_type == CODEC_NONE)
519 continue;
520
521 ret = sof_intel_board_set_ssp_amp_link(dev, &links[idx],
522 idx,
523 ctx->amp_type,
524 ctx->ssp_amp);
525 if (ret) {
526 dev_err(dev, "fail to set amp link, ret %d\n",
527 ret);
528 return ret;
529 }
530
531 ctx->amp_link = &links[idx];
532 idx++;
533 break;
534 case SOF_LINK_BT_OFFLOAD:
535 /* BT audio offload */
536 if (!ctx->bt_offload_present)
537 continue;
538
539 ret = sof_intel_board_set_bt_link(dev, &links[idx], idx,
540 ctx->ssp_bt);
541 if (ret) {
542 dev_err(dev, "fail to set bt link, ret %d\n",
543 ret);
544 return ret;
545 }
546
547 idx++;
548 break;
549 case SOF_LINK_HDMI_IN:
550 /* HDMI-In */
551 for_each_set_bit(ssp_hdmi_in, &ctx->ssp_mask_hdmi_in, 32) {
552 ret = sof_intel_board_set_hdmi_in_link(dev,
553 &links[idx],
554 idx,
555 ssp_hdmi_in);
556 if (ret) {
557 dev_err(dev, "fail to set hdmi-in link, ret %d\n",
558 ret);
559 return ret;
560 }
561
562 idx++;
563 }
564 break;
565 case SOF_LINK_NONE:
566 /* caught here if it's not used as terminator in macro */
567 fallthrough;
568 default:
569 dev_err(dev, "invalid link type %ld\n", link);
570 return -EINVAL;
571 }
572 }
573
574 if (idx != num_links) {
575 dev_err(dev, "link number mismatch, idx %d, num_links %d\n", idx,
576 num_links);
577 return -EINVAL;
578 }
579
580 card->dai_link = links;
581 card->num_links = num_links;
582
583 return 0;
584}
585EXPORT_SYMBOL_NS(sof_intel_board_set_dai_link, SND_SOC_INTEL_SOF_BOARD_HELPERS);
586
587struct snd_soc_dai *get_codec_dai_by_name(struct snd_soc_pcm_runtime *rtd,
588 const char * const dai_name[], int num_dais)
589{
590 struct snd_soc_dai *dai;
591 int index;
592 int i;
593
594 for (index = 0; index < num_dais; index++)
595 for_each_rtd_codec_dais(rtd, i, dai)
596 if (strstr(dai->name, dai_name[index])) {
597 dev_dbg(rtd->card->dev, "get dai %s\n", dai->name);
598 return dai;
599 }
600
601 return NULL;
602}
603EXPORT_SYMBOL_NS(get_codec_dai_by_name, SND_SOC_INTEL_SOF_BOARD_HELPERS);
604
605MODULE_DESCRIPTION("ASoC Intel SOF Machine Driver Board Helpers");
606MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
607MODULE_LICENSE("GPL");
608MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
609MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_SSP_COMMON);