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1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2//
3// This file is provided under a dual BSD/GPLv2 license. When using or
4// redistributing this file, you may do so under either license.
5//
6// Copyright(c) 2018 Intel Corporation. All rights reserved.
7//
8// Authors: Keyon Jie <yang.jie@linux.intel.com>
9//
10
11#include <sound/pcm_params.h>
12#include <sound/hdaudio_ext.h>
13#include <sound/hda-mlink.h>
14#include <sound/hda_register.h>
15#include <sound/intel-nhlt.h>
16#include <sound/sof/ipc4/header.h>
17#include <uapi/sound/sof/header.h>
18#include "../ipc4-priv.h"
19#include "../ipc4-topology.h"
20#include "../sof-priv.h"
21#include "../sof-audio.h"
22#include "hda.h"
23
24/*
25 * The default method is to fetch NHLT from BIOS. With this parameter set
26 * it is possible to override that with NHLT in the SOF topology manifest.
27 */
28static bool hda_use_tplg_nhlt;
29module_param_named(sof_use_tplg_nhlt, hda_use_tplg_nhlt, bool, 0444);
30MODULE_PARM_DESC(sof_use_tplg_nhlt, "SOF topology nhlt override");
31
32static struct snd_sof_dev *widget_to_sdev(struct snd_soc_dapm_widget *w)
33{
34 struct snd_sof_widget *swidget = w->dobj.private;
35 struct snd_soc_component *component = swidget->scomp;
36
37 return snd_soc_component_get_drvdata(component);
38}
39
40int hda_dai_config(struct snd_soc_dapm_widget *w, unsigned int flags,
41 struct snd_sof_dai_config_data *data)
42{
43 struct snd_sof_widget *swidget = w->dobj.private;
44 const struct sof_ipc_tplg_ops *tplg_ops;
45 struct snd_sof_dev *sdev;
46 int ret;
47
48 if (!swidget)
49 return 0;
50
51 sdev = widget_to_sdev(w);
52 tplg_ops = sof_ipc_get_ops(sdev, tplg);
53
54 if (tplg_ops && tplg_ops->dai_config) {
55 ret = tplg_ops->dai_config(sdev, swidget, flags, data);
56 if (ret < 0) {
57 dev_err(sdev->dev, "DAI config with flags %x failed for widget %s\n",
58 flags, w->name);
59 return ret;
60 }
61 }
62
63 return 0;
64}
65
66#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
67
68static struct snd_sof_dev *dai_to_sdev(struct snd_pcm_substream *substream,
69 struct snd_soc_dai *cpu_dai)
70{
71 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
72
73 return widget_to_sdev(w);
74}
75
76static const struct hda_dai_widget_dma_ops *
77hda_dai_get_ops(struct snd_pcm_substream *substream, struct snd_soc_dai *cpu_dai)
78{
79 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
80 struct snd_sof_widget *swidget = w->dobj.private;
81 struct snd_sof_dev *sdev;
82 struct snd_sof_dai *sdai;
83
84 sdev = widget_to_sdev(w);
85
86 /*
87 * The swidget parameter of hda_select_dai_widget_ops() is ignored in
88 * case of DSPless mode
89 */
90 if (sdev->dspless_mode_selected)
91 return hda_select_dai_widget_ops(sdev, NULL);
92
93 sdai = swidget->private;
94
95 /* select and set the DAI widget ops if not set already */
96 if (!sdai->platform_private) {
97 const struct hda_dai_widget_dma_ops *ops =
98 hda_select_dai_widget_ops(sdev, swidget);
99 if (!ops)
100 return NULL;
101
102 /* check if mandatory ops are set */
103 if (!ops || !ops->get_hext_stream)
104 return NULL;
105
106 sdai->platform_private = ops;
107 }
108
109 return sdai->platform_private;
110}
111
112int hda_link_dma_cleanup(struct snd_pcm_substream *substream, struct hdac_ext_stream *hext_stream,
113 struct snd_soc_dai *cpu_dai)
114{
115 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
116 struct sof_intel_hda_stream *hda_stream;
117 struct hdac_ext_link *hlink;
118 struct snd_sof_dev *sdev;
119 int stream_tag;
120
121 if (!ops) {
122 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
123 return -EINVAL;
124 }
125
126 sdev = dai_to_sdev(substream, cpu_dai);
127
128 hlink = ops->get_hlink(sdev, substream);
129 if (!hlink)
130 return -EINVAL;
131
132 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
133 stream_tag = hdac_stream(hext_stream)->stream_tag;
134 snd_hdac_ext_bus_link_clear_stream_id(hlink, stream_tag);
135 }
136
137 if (ops->release_hext_stream)
138 ops->release_hext_stream(sdev, cpu_dai, substream);
139
140 hext_stream->link_prepared = 0;
141
142 /* free the host DMA channel reserved by hostless streams */
143 hda_stream = hstream_to_sof_hda_stream(hext_stream);
144 hda_stream->host_reserved = 0;
145
146 return 0;
147}
148
149static int hda_link_dma_hw_params(struct snd_pcm_substream *substream,
150 struct snd_pcm_hw_params *params, struct snd_soc_dai *cpu_dai)
151{
152 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
153 struct hdac_ext_stream *hext_stream;
154 struct hdac_stream *hstream;
155 struct hdac_ext_link *hlink;
156 struct snd_sof_dev *sdev;
157 int stream_tag;
158
159 if (!ops) {
160 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
161 return -EINVAL;
162 }
163
164 sdev = dai_to_sdev(substream, cpu_dai);
165
166 hlink = ops->get_hlink(sdev, substream);
167 if (!hlink)
168 return -EINVAL;
169
170 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
171
172 if (!hext_stream) {
173 if (ops->assign_hext_stream)
174 hext_stream = ops->assign_hext_stream(sdev, cpu_dai, substream);
175 }
176
177 if (!hext_stream)
178 return -EBUSY;
179
180 hstream = &hext_stream->hstream;
181 stream_tag = hstream->stream_tag;
182
183 if (hext_stream->hstream.direction == SNDRV_PCM_STREAM_PLAYBACK)
184 snd_hdac_ext_bus_link_set_stream_id(hlink, stream_tag);
185
186 /* set the hdac_stream in the codec dai */
187 if (ops->codec_dai_set_stream)
188 ops->codec_dai_set_stream(sdev, substream, hstream);
189
190 if (ops->reset_hext_stream)
191 ops->reset_hext_stream(sdev, hext_stream);
192
193 if (ops->calc_stream_format && ops->setup_hext_stream) {
194 unsigned int format_val = ops->calc_stream_format(sdev, substream, params);
195
196 ops->setup_hext_stream(sdev, hext_stream, format_val);
197 }
198
199 hext_stream->link_prepared = 1;
200
201 return 0;
202}
203
204static int __maybe_unused hda_dai_hw_free(struct snd_pcm_substream *substream,
205 struct snd_soc_dai *cpu_dai)
206{
207 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
208 struct hdac_ext_stream *hext_stream;
209 struct snd_sof_dev *sdev = dai_to_sdev(substream, cpu_dai);
210
211 if (!ops) {
212 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
213 return -EINVAL;
214 }
215
216 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
217 if (!hext_stream)
218 return 0;
219
220 return hda_link_dma_cleanup(substream, hext_stream, cpu_dai);
221}
222
223static int __maybe_unused hda_dai_hw_params(struct snd_pcm_substream *substream,
224 struct snd_pcm_hw_params *params,
225 struct snd_soc_dai *dai)
226{
227 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(dai, substream->stream);
228 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, dai);
229 struct hdac_ext_stream *hext_stream;
230 struct snd_sof_dai_config_data data = { 0 };
231 unsigned int flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS;
232 struct snd_sof_dev *sdev = widget_to_sdev(w);
233 int ret;
234
235 if (!ops) {
236 dev_err(sdev->dev, "DAI widget ops not set\n");
237 return -EINVAL;
238 }
239
240 hext_stream = ops->get_hext_stream(sdev, dai, substream);
241 if (hext_stream && hext_stream->link_prepared)
242 return 0;
243
244 ret = hda_link_dma_hw_params(substream, params, dai);
245 if (ret < 0)
246 return ret;
247
248 hext_stream = ops->get_hext_stream(sdev, dai, substream);
249
250 flags |= SOF_DAI_CONFIG_FLAGS_2_STEP_STOP << SOF_DAI_CONFIG_FLAGS_QUIRK_SHIFT;
251 data.dai_data = hdac_stream(hext_stream)->stream_tag - 1;
252
253 return hda_dai_config(w, flags, &data);
254}
255
256/*
257 * In contrast to IPC3, the dai trigger in IPC4 mixes pipeline state changes
258 * (over IPC channel) and DMA state change (direct host register changes).
259 */
260static int __maybe_unused hda_dai_trigger(struct snd_pcm_substream *substream, int cmd,
261 struct snd_soc_dai *dai)
262{
263 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, dai);
264 struct hdac_ext_stream *hext_stream;
265 struct snd_sof_dev *sdev;
266 int ret;
267
268 if (!ops) {
269 dev_err(dai->dev, "DAI widget ops not set\n");
270 return -EINVAL;
271 }
272
273 dev_dbg(dai->dev, "cmd=%d dai %s direction %d\n", cmd,
274 dai->name, substream->stream);
275
276 sdev = dai_to_sdev(substream, dai);
277
278 hext_stream = ops->get_hext_stream(sdev, dai, substream);
279 if (!hext_stream)
280 return -EINVAL;
281
282 if (ops->pre_trigger) {
283 ret = ops->pre_trigger(sdev, dai, substream, cmd);
284 if (ret < 0)
285 return ret;
286 }
287
288 if (ops->trigger) {
289 ret = ops->trigger(sdev, dai, substream, cmd);
290 if (ret < 0)
291 return ret;
292 }
293
294 if (ops->post_trigger) {
295 ret = ops->post_trigger(sdev, dai, substream, cmd);
296 if (ret < 0)
297 return ret;
298 }
299
300 switch (cmd) {
301 case SNDRV_PCM_TRIGGER_SUSPEND:
302 ret = hda_link_dma_cleanup(substream, hext_stream, dai);
303 if (ret < 0) {
304 dev_err(sdev->dev, "%s: failed to clean up link DMA\n", __func__);
305 return ret;
306 }
307 break;
308 default:
309 break;
310 }
311
312 return 0;
313}
314
315#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
316
317static int hda_dai_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
318{
319 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
320 int stream = substream->stream;
321
322 return hda_dai_hw_params(substream, &rtd->dpcm[stream].hw_params, dai);
323}
324
325static const struct snd_soc_dai_ops hda_dai_ops = {
326 .hw_params = hda_dai_hw_params,
327 .hw_free = hda_dai_hw_free,
328 .trigger = hda_dai_trigger,
329 .prepare = hda_dai_prepare,
330};
331
332#endif
333
334static struct sof_ipc4_copier *widget_to_copier(struct snd_soc_dapm_widget *w)
335{
336 struct snd_sof_widget *swidget = w->dobj.private;
337 struct snd_sof_dai *sdai = swidget->private;
338 struct sof_ipc4_copier *ipc4_copier = (struct sof_ipc4_copier *)sdai->private;
339
340 return ipc4_copier;
341}
342
343static int non_hda_dai_hw_params(struct snd_pcm_substream *substream,
344 struct snd_pcm_hw_params *params,
345 struct snd_soc_dai *cpu_dai)
346{
347 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
348 struct sof_ipc4_dma_config_tlv *dma_config_tlv;
349 const struct hda_dai_widget_dma_ops *ops;
350 struct sof_ipc4_dma_config *dma_config;
351 struct sof_ipc4_copier *ipc4_copier;
352 struct hdac_ext_stream *hext_stream;
353 struct hdac_stream *hstream;
354 struct snd_sof_dev *sdev;
355 int stream_id;
356 int ret;
357
358 ops = hda_dai_get_ops(substream, cpu_dai);
359 if (!ops) {
360 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
361 return -EINVAL;
362 }
363
364 /* use HDaudio stream handling */
365 ret = hda_dai_hw_params(substream, params, cpu_dai);
366 if (ret < 0) {
367 dev_err(cpu_dai->dev, "%s: hda_dai_hw_params failed: %d\n", __func__, ret);
368 return ret;
369 }
370
371 /* get stream_id */
372 sdev = widget_to_sdev(w);
373 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
374
375 if (!hext_stream) {
376 dev_err(cpu_dai->dev, "%s: no hext_stream found\n", __func__);
377 return -ENODEV;
378 }
379
380 hstream = &hext_stream->hstream;
381 stream_id = hstream->stream_tag;
382
383 if (!stream_id) {
384 dev_err(cpu_dai->dev, "%s: no stream_id allocated\n", __func__);
385 return -ENODEV;
386 }
387
388 /* configure TLV */
389 ipc4_copier = widget_to_copier(w);
390
391 dma_config_tlv = &ipc4_copier->dma_config_tlv;
392 dma_config_tlv->type = SOF_IPC4_GTW_DMA_CONFIG_ID;
393 /* dma_config_priv_size is zero */
394 dma_config_tlv->length = sizeof(dma_config_tlv->dma_config);
395
396 dma_config = &dma_config_tlv->dma_config;
397
398 dma_config->dma_method = SOF_IPC4_DMA_METHOD_HDA;
399 dma_config->pre_allocated_by_host = 1;
400 dma_config->dma_channel_id = stream_id - 1;
401 dma_config->stream_id = stream_id;
402 dma_config->dma_stream_channel_map.device_count = 0; /* mapping not used */
403 dma_config->dma_priv_config_size = 0;
404
405 return 0;
406}
407
408static int non_hda_dai_prepare(struct snd_pcm_substream *substream,
409 struct snd_soc_dai *cpu_dai)
410{
411 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
412 int stream = substream->stream;
413
414 return non_hda_dai_hw_params(substream, &rtd->dpcm[stream].hw_params, cpu_dai);
415}
416
417static const struct snd_soc_dai_ops ssp_dai_ops = {
418 .hw_params = non_hda_dai_hw_params,
419 .hw_free = hda_dai_hw_free,
420 .trigger = hda_dai_trigger,
421 .prepare = non_hda_dai_prepare,
422};
423
424static const struct snd_soc_dai_ops dmic_dai_ops = {
425 .hw_params = non_hda_dai_hw_params,
426 .hw_free = hda_dai_hw_free,
427 .trigger = hda_dai_trigger,
428 .prepare = non_hda_dai_prepare,
429};
430
431int sdw_hda_dai_hw_params(struct snd_pcm_substream *substream,
432 struct snd_pcm_hw_params *params,
433 struct snd_soc_dai *cpu_dai,
434 int link_id)
435{
436 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
437 const struct hda_dai_widget_dma_ops *ops;
438 struct hdac_ext_stream *hext_stream;
439 struct snd_sof_dev *sdev;
440 int ret;
441
442 ret = non_hda_dai_hw_params(substream, params, cpu_dai);
443 if (ret < 0) {
444 dev_err(cpu_dai->dev, "%s: non_hda_dai_hw_params failed %d\n", __func__, ret);
445 return ret;
446 }
447
448 ops = hda_dai_get_ops(substream, cpu_dai);
449 sdev = widget_to_sdev(w);
450 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
451
452 if (!hext_stream)
453 return -ENODEV;
454
455 /* in the case of SoundWire we need to program the PCMSyCM registers */
456 ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
457 GENMASK(params_channels(params) - 1, 0),
458 hdac_stream(hext_stream)->stream_tag,
459 substream->stream);
460 if (ret < 0) {
461 dev_err(cpu_dai->dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed %d\n",
462 __func__, ret);
463 return ret;
464 }
465
466 return 0;
467}
468
469int sdw_hda_dai_hw_free(struct snd_pcm_substream *substream,
470 struct snd_soc_dai *cpu_dai,
471 int link_id)
472{
473 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
474 struct snd_sof_dev *sdev;
475 int ret;
476
477 ret = hda_dai_hw_free(substream, cpu_dai);
478 if (ret < 0) {
479 dev_err(cpu_dai->dev, "%s: non_hda_dai_hw_free failed %d\n", __func__, ret);
480 return ret;
481 }
482
483 sdev = widget_to_sdev(w);
484
485 /* in the case of SoundWire we need to reset the PCMSyCM registers */
486 ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
487 0, 0, substream->stream);
488 if (ret < 0) {
489 dev_err(cpu_dai->dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed %d\n",
490 __func__, ret);
491 return ret;
492 }
493
494 return 0;
495}
496
497int sdw_hda_dai_trigger(struct snd_pcm_substream *substream, int cmd,
498 struct snd_soc_dai *cpu_dai)
499{
500 return hda_dai_trigger(substream, cmd, cpu_dai);
501}
502
503static int hda_dai_suspend(struct hdac_bus *bus)
504{
505 struct snd_soc_pcm_runtime *rtd;
506 struct hdac_ext_stream *hext_stream;
507 struct hdac_stream *s;
508 int ret;
509
510 /* set internal flag for BE */
511 list_for_each_entry(s, &bus->stream_list, list) {
512
513 hext_stream = stream_to_hdac_ext_stream(s);
514
515 /*
516 * clear stream. This should already be taken care for running
517 * streams when the SUSPEND trigger is called. But paused
518 * streams do not get suspended, so this needs to be done
519 * explicitly during suspend.
520 */
521 if (hext_stream->link_substream) {
522 const struct hda_dai_widget_dma_ops *ops;
523 struct snd_sof_widget *swidget;
524 struct snd_soc_dapm_widget *w;
525 struct snd_soc_dai *cpu_dai;
526 struct snd_sof_dev *sdev;
527 struct snd_sof_dai *sdai;
528
529 rtd = snd_soc_substream_to_rtd(hext_stream->link_substream);
530 cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
531 w = snd_soc_dai_get_widget(cpu_dai, hdac_stream(hext_stream)->direction);
532 swidget = w->dobj.private;
533 sdev = widget_to_sdev(w);
534 sdai = swidget->private;
535 ops = sdai->platform_private;
536
537 ret = hda_link_dma_cleanup(hext_stream->link_substream,
538 hext_stream,
539 cpu_dai);
540 if (ret < 0)
541 return ret;
542
543 /* for consistency with TRIGGER_SUSPEND */
544 if (ops->post_trigger) {
545 ret = ops->post_trigger(sdev, cpu_dai,
546 hext_stream->link_substream,
547 SNDRV_PCM_TRIGGER_SUSPEND);
548 if (ret < 0)
549 return ret;
550 }
551 }
552 }
553
554 return 0;
555}
556
557static void ssp_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
558{
559 const struct sof_intel_dsp_desc *chip;
560 int i;
561
562 chip = get_chip_info(sdev->pdata);
563
564 if (chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
565 for (i = 0; i < ops->num_drv; i++) {
566 if (strstr(ops->drv[i].name, "SSP"))
567 ops->drv[i].ops = &ssp_dai_ops;
568 }
569 }
570}
571
572static void dmic_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
573{
574 const struct sof_intel_dsp_desc *chip;
575 int i;
576
577 chip = get_chip_info(sdev->pdata);
578
579 if (chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
580 for (i = 0; i < ops->num_drv; i++) {
581 if (strstr(ops->drv[i].name, "DMIC"))
582 ops->drv[i].ops = &dmic_dai_ops;
583 }
584 }
585}
586
587#else
588
589static inline void ssp_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops) {}
590static inline void dmic_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops) {}
591
592#endif /* CONFIG_SND_SOC_SOF_HDA_LINK */
593
594void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
595{
596 int i;
597
598 for (i = 0; i < ops->num_drv; i++) {
599#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
600 if (strstr(ops->drv[i].name, "iDisp") ||
601 strstr(ops->drv[i].name, "Analog") ||
602 strstr(ops->drv[i].name, "Digital"))
603 ops->drv[i].ops = &hda_dai_ops;
604#endif
605 }
606
607 ssp_set_dai_drv_ops(sdev, ops);
608 dmic_set_dai_drv_ops(sdev, ops);
609
610 if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4 && !hda_use_tplg_nhlt) {
611 struct sof_ipc4_fw_data *ipc4_data = sdev->private;
612
613 ipc4_data->nhlt = intel_nhlt_init(sdev->dev);
614 }
615}
616
617void hda_ops_free(struct snd_sof_dev *sdev)
618{
619 if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
620 struct sof_ipc4_fw_data *ipc4_data = sdev->private;
621
622 if (!hda_use_tplg_nhlt)
623 intel_nhlt_free(ipc4_data->nhlt);
624
625 kfree(sdev->private);
626 sdev->private = NULL;
627 }
628}
629EXPORT_SYMBOL_NS(hda_ops_free, SND_SOC_SOF_INTEL_HDA_COMMON);
630
631/*
632 * common dai driver for skl+ platforms.
633 * some products who use this DAI array only physically have a subset of
634 * the DAIs, but no harm is done here by adding the whole set.
635 */
636struct snd_soc_dai_driver skl_dai[] = {
637{
638 .name = "SSP0 Pin",
639 .playback = {
640 .channels_min = 1,
641 .channels_max = 8,
642 },
643 .capture = {
644 .channels_min = 1,
645 .channels_max = 8,
646 },
647},
648{
649 .name = "SSP1 Pin",
650 .playback = {
651 .channels_min = 1,
652 .channels_max = 8,
653 },
654 .capture = {
655 .channels_min = 1,
656 .channels_max = 8,
657 },
658},
659{
660 .name = "SSP2 Pin",
661 .playback = {
662 .channels_min = 1,
663 .channels_max = 8,
664 },
665 .capture = {
666 .channels_min = 1,
667 .channels_max = 8,
668 },
669},
670{
671 .name = "SSP3 Pin",
672 .playback = {
673 .channels_min = 1,
674 .channels_max = 8,
675 },
676 .capture = {
677 .channels_min = 1,
678 .channels_max = 8,
679 },
680},
681{
682 .name = "SSP4 Pin",
683 .playback = {
684 .channels_min = 1,
685 .channels_max = 8,
686 },
687 .capture = {
688 .channels_min = 1,
689 .channels_max = 8,
690 },
691},
692{
693 .name = "SSP5 Pin",
694 .playback = {
695 .channels_min = 1,
696 .channels_max = 8,
697 },
698 .capture = {
699 .channels_min = 1,
700 .channels_max = 8,
701 },
702},
703{
704 .name = "DMIC01 Pin",
705 .capture = {
706 .channels_min = 1,
707 .channels_max = 4,
708 },
709},
710{
711 .name = "DMIC16k Pin",
712 .capture = {
713 .channels_min = 1,
714 .channels_max = 4,
715 },
716},
717#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
718{
719 .name = "iDisp1 Pin",
720 .playback = {
721 .channels_min = 1,
722 .channels_max = 8,
723 },
724},
725{
726 .name = "iDisp2 Pin",
727 .playback = {
728 .channels_min = 1,
729 .channels_max = 8,
730 },
731},
732{
733 .name = "iDisp3 Pin",
734 .playback = {
735 .channels_min = 1,
736 .channels_max = 8,
737 },
738},
739{
740 .name = "iDisp4 Pin",
741 .playback = {
742 .channels_min = 1,
743 .channels_max = 8,
744 },
745},
746{
747 .name = "Analog CPU DAI",
748 .playback = {
749 .channels_min = 1,
750 .channels_max = 16,
751 },
752 .capture = {
753 .channels_min = 1,
754 .channels_max = 16,
755 },
756},
757{
758 .name = "Digital CPU DAI",
759 .playback = {
760 .channels_min = 1,
761 .channels_max = 16,
762 },
763 .capture = {
764 .channels_min = 1,
765 .channels_max = 16,
766 },
767},
768{
769 .name = "Alt Analog CPU DAI",
770 .playback = {
771 .channels_min = 1,
772 .channels_max = 16,
773 },
774 .capture = {
775 .channels_min = 1,
776 .channels_max = 16,
777 },
778},
779#endif
780};
781
782int hda_dsp_dais_suspend(struct snd_sof_dev *sdev)
783{
784 /*
785 * In the corner case where a SUSPEND happens during a PAUSE, the ALSA core
786 * does not throw the TRIGGER_SUSPEND. This leaves the DAIs in an unbalanced state.
787 * Since the component suspend is called last, we can trap this corner case
788 * and force the DAIs to release their resources.
789 */
790#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
791 int ret;
792
793 ret = hda_dai_suspend(sof_to_bus(sdev));
794 if (ret < 0)
795 return ret;
796#endif
797
798 return 0;
799}
1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2//
3// This file is provided under a dual BSD/GPLv2 license. When using or
4// redistributing this file, you may do so under either license.
5//
6// Copyright(c) 2018 Intel Corporation. All rights reserved.
7//
8// Authors: Keyon Jie <yang.jie@linux.intel.com>
9//
10
11#include <sound/pcm_params.h>
12#include <sound/hdaudio_ext.h>
13#include <sound/intel-nhlt.h>
14#include <sound/sof/ipc4/header.h>
15#include <uapi/sound/sof/header.h>
16#include "../ipc4-priv.h"
17#include "../ipc4-topology.h"
18#include "../sof-priv.h"
19#include "../sof-audio.h"
20#include "hda.h"
21
22/*
23 * The default method is to fetch NHLT from BIOS. With this parameter set
24 * it is possible to override that with NHLT in the SOF topology manifest.
25 */
26static bool hda_use_tplg_nhlt;
27module_param_named(sof_use_tplg_nhlt, hda_use_tplg_nhlt, bool, 0444);
28MODULE_PARM_DESC(sof_use_tplg_nhlt, "SOF topology nhlt override");
29
30#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
31
32struct hda_pipe_params {
33 u32 ch;
34 u32 s_freq;
35 snd_pcm_format_t format;
36 int link_index;
37 unsigned int link_bps;
38};
39
40/*
41 * This function checks if the host dma channel corresponding
42 * to the link DMA stream_tag argument is assigned to one
43 * of the FEs connected to the BE DAI.
44 */
45static bool hda_check_fes(struct snd_soc_pcm_runtime *rtd,
46 int dir, int stream_tag)
47{
48 struct snd_pcm_substream *fe_substream;
49 struct hdac_stream *fe_hstream;
50 struct snd_soc_dpcm *dpcm;
51
52 for_each_dpcm_fe(rtd, dir, dpcm) {
53 fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, dir);
54 fe_hstream = fe_substream->runtime->private_data;
55 if (fe_hstream->stream_tag == stream_tag)
56 return true;
57 }
58
59 return false;
60}
61
62static struct hdac_ext_stream *
63hda_link_stream_assign(struct hdac_bus *bus,
64 struct snd_pcm_substream *substream)
65{
66 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
67 struct sof_intel_hda_stream *hda_stream;
68 const struct sof_intel_dsp_desc *chip;
69 struct snd_sof_dev *sdev;
70 struct hdac_ext_stream *res = NULL;
71 struct hdac_stream *hstream = NULL;
72
73 int stream_dir = substream->stream;
74
75 if (!bus->ppcap) {
76 dev_err(bus->dev, "stream type not supported\n");
77 return NULL;
78 }
79
80 spin_lock_irq(&bus->reg_lock);
81 list_for_each_entry(hstream, &bus->stream_list, list) {
82 struct hdac_ext_stream *hext_stream =
83 stream_to_hdac_ext_stream(hstream);
84 if (hstream->direction != substream->stream)
85 continue;
86
87 hda_stream = hstream_to_sof_hda_stream(hext_stream);
88 sdev = hda_stream->sdev;
89 chip = get_chip_info(sdev->pdata);
90
91 /* check if link is available */
92 if (!hext_stream->link_locked) {
93 /*
94 * choose the first available link for platforms that do not have the
95 * PROCEN_FMT_QUIRK set.
96 */
97 if (!(chip->quirks & SOF_INTEL_PROCEN_FMT_QUIRK)) {
98 res = hext_stream;
99 break;
100 }
101
102 if (hstream->opened) {
103 /*
104 * check if the stream tag matches the stream
105 * tag of one of the connected FEs
106 */
107 if (hda_check_fes(rtd, stream_dir,
108 hstream->stream_tag)) {
109 res = hext_stream;
110 break;
111 }
112 } else {
113 res = hext_stream;
114
115 /*
116 * This must be a hostless stream.
117 * So reserve the host DMA channel.
118 */
119 hda_stream->host_reserved = 1;
120 break;
121 }
122 }
123 }
124
125 if (res) {
126 /* Make sure that host and link DMA is decoupled. */
127 snd_hdac_ext_stream_decouple_locked(bus, res, true);
128
129 res->link_locked = 1;
130 res->link_substream = substream;
131 }
132 spin_unlock_irq(&bus->reg_lock);
133
134 return res;
135}
136
137static int hda_link_dma_cleanup(struct snd_pcm_substream *substream,
138 struct hdac_ext_stream *hext_stream,
139 struct snd_soc_dai *cpu_dai,
140 struct snd_soc_dai *codec_dai,
141 bool trigger_suspend_stop)
142{
143 struct hdac_stream *hstream = &hext_stream->hstream;
144 struct hdac_bus *bus = hstream->bus;
145 struct sof_intel_hda_stream *hda_stream;
146 struct hdac_ext_link *hlink;
147 int stream_tag;
148
149 hlink = snd_hdac_ext_bus_get_hlink_by_name(bus, codec_dai->component->name);
150 if (!hlink)
151 return -EINVAL;
152
153 if (trigger_suspend_stop)
154 snd_hdac_ext_stream_clear(hext_stream);
155
156 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
157 stream_tag = hdac_stream(hext_stream)->stream_tag;
158 snd_hdac_ext_bus_link_clear_stream_id(hlink, stream_tag);
159 }
160 snd_soc_dai_set_dma_data(cpu_dai, substream, NULL);
161 snd_hdac_ext_stream_release(hext_stream, HDAC_EXT_STREAM_TYPE_LINK);
162 hext_stream->link_prepared = 0;
163
164 /* free the host DMA channel reserved by hostless streams */
165 hda_stream = hstream_to_sof_hda_stream(hext_stream);
166 hda_stream->host_reserved = 0;
167
168 return 0;
169}
170
171static int hda_link_dma_params(struct hdac_ext_stream *hext_stream,
172 struct hda_pipe_params *params)
173{
174 struct hdac_stream *hstream = &hext_stream->hstream;
175 unsigned char stream_tag = hstream->stream_tag;
176 struct hdac_bus *bus = hstream->bus;
177 struct hdac_ext_link *hlink;
178 unsigned int format_val;
179
180 snd_hdac_ext_stream_reset(hext_stream);
181
182 format_val = snd_hdac_calc_stream_format(params->s_freq, params->ch,
183 params->format,
184 params->link_bps, 0);
185
186 dev_dbg(bus->dev, "format_val=%d, rate=%d, ch=%d, format=%d\n",
187 format_val, params->s_freq, params->ch, params->format);
188
189 snd_hdac_ext_stream_setup(hext_stream, format_val);
190
191 if (hext_stream->hstream.direction == SNDRV_PCM_STREAM_PLAYBACK) {
192 list_for_each_entry(hlink, &bus->hlink_list, list) {
193 if (hlink->index == params->link_index)
194 snd_hdac_ext_bus_link_set_stream_id(hlink,
195 stream_tag);
196 }
197 }
198
199 hext_stream->link_prepared = 1;
200
201 return 0;
202}
203
204static int hda_link_dma_hw_params(struct snd_pcm_substream *substream,
205 struct snd_pcm_hw_params *params)
206{
207 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
208 struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
209 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
210 struct hda_pipe_params p_params = {0};
211 struct hdac_ext_stream *hext_stream;
212 struct hdac_ext_link *hlink;
213 struct snd_sof_dev *sdev;
214 struct hdac_bus *bus;
215
216 sdev = snd_soc_component_get_drvdata(cpu_dai->component);
217 bus = sof_to_bus(sdev);
218
219 hlink = snd_hdac_ext_bus_get_hlink_by_name(bus, codec_dai->component->name);
220 if (!hlink)
221 return -EINVAL;
222
223 hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
224 if (!hext_stream) {
225 hext_stream = hda_link_stream_assign(bus, substream);
226 if (!hext_stream)
227 return -EBUSY;
228
229 snd_soc_dai_set_dma_data(cpu_dai, substream, (void *)hext_stream);
230 }
231
232 /* set the hdac_stream in the codec dai */
233 snd_soc_dai_set_stream(codec_dai, hdac_stream(hext_stream), substream->stream);
234
235 p_params.ch = params_channels(params);
236 p_params.s_freq = params_rate(params);
237 p_params.link_index = hlink->index;
238 p_params.format = params_format(params);
239
240 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
241 p_params.link_bps = codec_dai->driver->playback.sig_bits;
242 else
243 p_params.link_bps = codec_dai->driver->capture.sig_bits;
244
245 return hda_link_dma_params(hext_stream, &p_params);
246}
247
248static int hda_link_dma_prepare(struct snd_pcm_substream *substream)
249{
250 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
251 int stream = substream->stream;
252
253 return hda_link_dma_hw_params(substream, &rtd->dpcm[stream].hw_params);
254}
255
256static int hda_link_dma_trigger(struct snd_pcm_substream *substream, int cmd)
257{
258 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
259 struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
260 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
261 struct hdac_ext_stream *hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
262 int ret;
263
264 if (!hext_stream)
265 return 0;
266
267 switch (cmd) {
268 case SNDRV_PCM_TRIGGER_START:
269 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
270 snd_hdac_ext_stream_start(hext_stream);
271 break;
272 case SNDRV_PCM_TRIGGER_SUSPEND:
273 case SNDRV_PCM_TRIGGER_STOP:
274 ret = hda_link_dma_cleanup(substream, hext_stream, cpu_dai, codec_dai, true);
275 if (ret < 0)
276 return ret;
277
278 break;
279 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
280 snd_hdac_ext_stream_clear(hext_stream);
281
282 break;
283 default:
284 return -EINVAL;
285 }
286 return 0;
287}
288
289static int hda_link_dma_hw_free(struct snd_pcm_substream *substream)
290{
291 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
292 struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
293 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
294 struct hdac_ext_stream *hext_stream;
295
296 hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
297 if (!hext_stream)
298 return 0;
299
300 return hda_link_dma_cleanup(substream, hext_stream, cpu_dai, codec_dai, false);
301}
302
303static int hda_dai_widget_update(struct snd_soc_dapm_widget *w,
304 int channel, bool widget_setup)
305{
306 struct snd_sof_dai_config_data data;
307
308 data.dai_data = channel;
309
310 /* set up/free DAI widget and send DAI_CONFIG IPC */
311 if (widget_setup)
312 return hda_ctrl_dai_widget_setup(w, SOF_DAI_CONFIG_FLAGS_2_STEP_STOP, &data);
313
314 return hda_ctrl_dai_widget_free(w, SOF_DAI_CONFIG_FLAGS_NONE, &data);
315}
316
317static int hda_dai_hw_params_update(struct snd_pcm_substream *substream,
318 struct snd_pcm_hw_params *params,
319 struct snd_soc_dai *dai)
320{
321 struct hdac_ext_stream *hext_stream;
322 struct snd_soc_dapm_widget *w;
323 int stream_tag;
324
325 hext_stream = snd_soc_dai_get_dma_data(dai, substream);
326 if (!hext_stream)
327 return -EINVAL;
328
329 stream_tag = hdac_stream(hext_stream)->stream_tag;
330
331 w = snd_soc_dai_get_widget(dai, substream->stream);
332
333 /* set up the DAI widget and send the DAI_CONFIG with the new tag */
334 return hda_dai_widget_update(w, stream_tag - 1, true);
335}
336
337static int hda_dai_hw_params(struct snd_pcm_substream *substream,
338 struct snd_pcm_hw_params *params,
339 struct snd_soc_dai *dai)
340{
341 struct hdac_ext_stream *hext_stream =
342 snd_soc_dai_get_dma_data(dai, substream);
343 int ret;
344
345 if (hext_stream && hext_stream->link_prepared)
346 return 0;
347
348 ret = hda_link_dma_hw_params(substream, params);
349 if (ret < 0)
350 return ret;
351
352 return hda_dai_hw_params_update(substream, params, dai);
353}
354
355
356static int hda_dai_config_pause_push_ipc(struct snd_soc_dapm_widget *w)
357{
358 struct snd_sof_widget *swidget = w->dobj.private;
359 struct snd_soc_component *component = swidget->scomp;
360 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
361 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
362 int ret = 0;
363
364 if (tplg_ops->dai_config) {
365 ret = tplg_ops->dai_config(sdev, swidget, SOF_DAI_CONFIG_FLAGS_PAUSE, NULL);
366 if (ret < 0)
367 dev_err(sdev->dev, "%s: DAI config failed for widget %s\n", __func__,
368 w->name);
369 }
370
371 return ret;
372}
373
374static int hda_dai_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
375{
376 struct hdac_ext_stream *hext_stream =
377 snd_soc_dai_get_dma_data(dai, substream);
378 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(dai->component);
379 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
380 int stream = substream->stream;
381 int ret;
382
383 if (hext_stream && hext_stream->link_prepared)
384 return 0;
385
386 dev_dbg(sdev->dev, "prepare stream dir %d\n", substream->stream);
387
388 ret = hda_link_dma_prepare(substream);
389 if (ret < 0)
390 return ret;
391
392 return hda_dai_hw_params_update(substream, &rtd->dpcm[stream].hw_params, dai);
393}
394
395static int hda_dai_hw_free_ipc(int stream, /* direction */
396 struct snd_soc_dai *dai)
397{
398 struct snd_soc_dapm_widget *w;
399
400 w = snd_soc_dai_get_widget(dai, stream);
401
402 /* free the link DMA channel in the FW and the DAI widget */
403 return hda_dai_widget_update(w, DMA_CHAN_INVALID, false);
404}
405
406static int ipc3_hda_dai_trigger(struct snd_pcm_substream *substream,
407 int cmd, struct snd_soc_dai *dai)
408{
409 struct snd_soc_dapm_widget *w;
410 int ret;
411
412 dev_dbg(dai->dev, "cmd=%d dai %s direction %d\n", cmd,
413 dai->name, substream->stream);
414
415 ret = hda_link_dma_trigger(substream, cmd);
416 if (ret < 0)
417 return ret;
418
419 w = snd_soc_dai_get_widget(dai, substream->stream);
420
421 switch (cmd) {
422 case SNDRV_PCM_TRIGGER_SUSPEND:
423 case SNDRV_PCM_TRIGGER_STOP:
424 /*
425 * free DAI widget during stop/suspend to keep widget use_count's balanced.
426 */
427 ret = hda_dai_hw_free_ipc(substream->stream, dai);
428 if (ret < 0)
429 return ret;
430
431 break;
432 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
433 ret = hda_dai_config_pause_push_ipc(w);
434 if (ret < 0)
435 return ret;
436 break;
437
438 default:
439 break;
440 }
441 return 0;
442}
443
444/*
445 * In contrast to IPC3, the dai trigger in IPC4 mixes pipeline state changes
446 * (over IPC channel) and DMA state change (direct host register changes).
447 */
448static int ipc4_hda_dai_trigger(struct snd_pcm_substream *substream,
449 int cmd, struct snd_soc_dai *dai)
450{
451 struct hdac_ext_stream *hext_stream = snd_soc_dai_get_dma_data(dai, substream);
452 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(dai->component);
453 struct snd_soc_pcm_runtime *rtd;
454 struct snd_sof_widget *swidget;
455 struct snd_soc_dapm_widget *w;
456 struct snd_soc_dai *codec_dai;
457 struct snd_soc_dai *cpu_dai;
458 int ret;
459
460 dev_dbg(dai->dev, "cmd=%d dai %s direction %d\n", cmd,
461 dai->name, substream->stream);
462
463 rtd = asoc_substream_to_rtd(substream);
464 cpu_dai = asoc_rtd_to_cpu(rtd, 0);
465 codec_dai = asoc_rtd_to_codec(rtd, 0);
466
467 w = snd_soc_dai_get_widget(dai, substream->stream);
468 swidget = w->dobj.private;
469
470 switch (cmd) {
471 case SNDRV_PCM_TRIGGER_START:
472 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
473 snd_hdac_ext_stream_start(hext_stream);
474 break;
475 case SNDRV_PCM_TRIGGER_SUSPEND:
476 case SNDRV_PCM_TRIGGER_STOP:
477 {
478 struct snd_sof_widget *pipe_widget = swidget->pipe_widget;
479 struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
480
481 ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
482 SOF_IPC4_PIPE_PAUSED);
483 if (ret < 0)
484 return ret;
485
486 pipeline->state = SOF_IPC4_PIPE_PAUSED;
487
488 snd_hdac_ext_stream_clear(hext_stream);
489
490 ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
491 SOF_IPC4_PIPE_RESET);
492 if (ret < 0)
493 return ret;
494
495 pipeline->state = SOF_IPC4_PIPE_RESET;
496
497 ret = hda_link_dma_cleanup(substream, hext_stream, cpu_dai, codec_dai, false);
498 if (ret < 0) {
499 dev_err(sdev->dev, "%s: failed to clean up link DMA\n", __func__);
500 return ret;
501 }
502 break;
503 }
504 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
505 {
506 struct snd_sof_widget *pipe_widget = swidget->pipe_widget;
507 struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
508
509 ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
510 SOF_IPC4_PIPE_PAUSED);
511 if (ret < 0)
512 return ret;
513
514 pipeline->state = SOF_IPC4_PIPE_PAUSED;
515
516 snd_hdac_ext_stream_clear(hext_stream);
517 break;
518 }
519 default:
520 dev_err(sdev->dev, "%s: unknown trigger command %d\n", __func__, cmd);
521 return -EINVAL;
522 }
523
524 return 0;
525}
526
527static int hda_dai_hw_free(struct snd_pcm_substream *substream,
528 struct snd_soc_dai *dai)
529{
530 int ret;
531
532 ret = hda_link_dma_hw_free(substream);
533 if (ret < 0)
534 return ret;
535
536 return hda_dai_hw_free_ipc(substream->stream, dai);
537}
538
539static const struct snd_soc_dai_ops ipc3_hda_dai_ops = {
540 .hw_params = hda_dai_hw_params,
541 .hw_free = hda_dai_hw_free,
542 .trigger = ipc3_hda_dai_trigger,
543 .prepare = hda_dai_prepare,
544};
545
546static int hda_dai_suspend(struct hdac_bus *bus)
547{
548 struct snd_soc_pcm_runtime *rtd;
549 struct hdac_ext_stream *hext_stream;
550 struct hdac_stream *s;
551 int ret;
552
553 /* set internal flag for BE */
554 list_for_each_entry(s, &bus->stream_list, list) {
555
556 hext_stream = stream_to_hdac_ext_stream(s);
557
558 /*
559 * clear stream. This should already be taken care for running
560 * streams when the SUSPEND trigger is called. But paused
561 * streams do not get suspended, so this needs to be done
562 * explicitly during suspend.
563 */
564 if (hext_stream->link_substream) {
565 struct snd_soc_dai *cpu_dai;
566 struct snd_soc_dai *codec_dai;
567
568 rtd = asoc_substream_to_rtd(hext_stream->link_substream);
569 cpu_dai = asoc_rtd_to_cpu(rtd, 0);
570 codec_dai = asoc_rtd_to_codec(rtd, 0);
571
572 ret = hda_link_dma_cleanup(hext_stream->link_substream,
573 hext_stream,
574 cpu_dai, codec_dai, false);
575 if (ret < 0)
576 return ret;
577
578 /* for consistency with TRIGGER_SUSPEND we free DAI resources */
579 ret = hda_dai_hw_free_ipc(hdac_stream(hext_stream)->direction, cpu_dai);
580 if (ret < 0)
581 return ret;
582 }
583 }
584
585 return 0;
586}
587
588static const struct snd_soc_dai_ops ipc4_hda_dai_ops = {
589 .hw_params = hda_dai_hw_params,
590 .hw_free = hda_dai_hw_free,
591 .trigger = ipc4_hda_dai_trigger,
592 .prepare = hda_dai_prepare,
593};
594
595#endif
596
597/* only one flag used so far to harden hw_params/hw_free/trigger/prepare */
598struct ssp_dai_dma_data {
599 bool setup;
600};
601
602static int ssp_dai_setup_or_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai,
603 bool setup)
604{
605 struct snd_soc_dapm_widget *w;
606
607 w = snd_soc_dai_get_widget(dai, substream->stream);
608
609 if (setup)
610 return hda_ctrl_dai_widget_setup(w, SOF_DAI_CONFIG_FLAGS_NONE, NULL);
611
612 return hda_ctrl_dai_widget_free(w, SOF_DAI_CONFIG_FLAGS_NONE, NULL);
613}
614
615static int ssp_dai_startup(struct snd_pcm_substream *substream,
616 struct snd_soc_dai *dai)
617{
618 struct ssp_dai_dma_data *dma_data;
619
620 dma_data = kzalloc(sizeof(*dma_data), GFP_KERNEL);
621 if (!dma_data)
622 return -ENOMEM;
623
624 snd_soc_dai_set_dma_data(dai, substream, dma_data);
625
626 return 0;
627}
628
629static int ssp_dai_setup(struct snd_pcm_substream *substream,
630 struct snd_soc_dai *dai,
631 bool setup)
632{
633 struct ssp_dai_dma_data *dma_data;
634 int ret = 0;
635
636 dma_data = snd_soc_dai_get_dma_data(dai, substream);
637 if (!dma_data) {
638 dev_err(dai->dev, "%s: failed to get dma_data\n", __func__);
639 return -EIO;
640 }
641
642 if (dma_data->setup != setup) {
643 ret = ssp_dai_setup_or_free(substream, dai, setup);
644 if (!ret)
645 dma_data->setup = setup;
646 }
647 return ret;
648}
649
650static int ssp_dai_hw_params(struct snd_pcm_substream *substream,
651 struct snd_pcm_hw_params *params,
652 struct snd_soc_dai *dai)
653{
654 /* params are ignored for now */
655 return ssp_dai_setup(substream, dai, true);
656}
657
658static int ssp_dai_prepare(struct snd_pcm_substream *substream,
659 struct snd_soc_dai *dai)
660{
661 /*
662 * the SSP will only be reconfigured during resume operations and
663 * not in case of xruns
664 */
665 return ssp_dai_setup(substream, dai, true);
666}
667
668static int ipc3_ssp_dai_trigger(struct snd_pcm_substream *substream,
669 int cmd, struct snd_soc_dai *dai)
670{
671 if (cmd != SNDRV_PCM_TRIGGER_SUSPEND)
672 return 0;
673
674 return ssp_dai_setup(substream, dai, false);
675}
676
677static int ssp_dai_hw_free(struct snd_pcm_substream *substream,
678 struct snd_soc_dai *dai)
679{
680 return ssp_dai_setup(substream, dai, false);
681}
682
683static void ssp_dai_shutdown(struct snd_pcm_substream *substream,
684 struct snd_soc_dai *dai)
685{
686 struct ssp_dai_dma_data *dma_data;
687
688 dma_data = snd_soc_dai_get_dma_data(dai, substream);
689 if (!dma_data) {
690 dev_err(dai->dev, "%s: failed to get dma_data\n", __func__);
691 return;
692 }
693 snd_soc_dai_set_dma_data(dai, substream, NULL);
694 kfree(dma_data);
695}
696
697static const struct snd_soc_dai_ops ipc3_ssp_dai_ops = {
698 .startup = ssp_dai_startup,
699 .hw_params = ssp_dai_hw_params,
700 .prepare = ssp_dai_prepare,
701 .trigger = ipc3_ssp_dai_trigger,
702 .hw_free = ssp_dai_hw_free,
703 .shutdown = ssp_dai_shutdown,
704};
705
706static int ipc4_be_dai_common_trigger(struct snd_soc_dai *dai, int cmd, int stream)
707{
708 struct snd_sof_widget *pipe_widget;
709 struct sof_ipc4_pipeline *pipeline;
710 struct snd_sof_widget *swidget;
711 struct snd_soc_dapm_widget *w;
712 struct snd_sof_dev *sdev;
713 int ret;
714
715 w = snd_soc_dai_get_widget(dai, stream);
716 swidget = w->dobj.private;
717 pipe_widget = swidget->pipe_widget;
718 pipeline = pipe_widget->private;
719 sdev = snd_soc_component_get_drvdata(swidget->scomp);
720
721 switch (cmd) {
722 case SNDRV_PCM_TRIGGER_SUSPEND:
723 case SNDRV_PCM_TRIGGER_STOP:
724 ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
725 SOF_IPC4_PIPE_PAUSED);
726 if (ret < 0)
727 return ret;
728 pipeline->state = SOF_IPC4_PIPE_PAUSED;
729
730 ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
731 SOF_IPC4_PIPE_RESET);
732 if (ret < 0)
733 return ret;
734 pipeline->state = SOF_IPC4_PIPE_RESET;
735 break;
736 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
737 ret = sof_ipc4_set_pipeline_state(sdev, pipe_widget->instance_id,
738 SOF_IPC4_PIPE_PAUSED);
739 if (ret < 0)
740 return ret;
741 pipeline->state = SOF_IPC4_PIPE_PAUSED;
742 break;
743 default:
744 break;
745 }
746
747 return 0;
748}
749
750static int ipc4_be_dai_trigger(struct snd_pcm_substream *substream,
751 int cmd, struct snd_soc_dai *dai)
752{
753 return ipc4_be_dai_common_trigger(dai, cmd, substream->stream);
754}
755
756static const struct snd_soc_dai_ops ipc4_dmic_dai_ops = {
757 .trigger = ipc4_be_dai_trigger,
758};
759
760static const struct snd_soc_dai_ops ipc4_ssp_dai_ops = {
761 .trigger = ipc4_be_dai_trigger,
762};
763
764void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
765{
766 int i;
767
768 switch (sdev->pdata->ipc_type) {
769 case SOF_IPC:
770 for (i = 0; i < ops->num_drv; i++) {
771 if (strstr(ops->drv[i].name, "SSP")) {
772 ops->drv[i].ops = &ipc3_ssp_dai_ops;
773 continue;
774 }
775#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
776 if (strstr(ops->drv[i].name, "iDisp") ||
777 strstr(ops->drv[i].name, "Analog") ||
778 strstr(ops->drv[i].name, "Digital"))
779 ops->drv[i].ops = &ipc3_hda_dai_ops;
780#endif
781 }
782 break;
783 case SOF_INTEL_IPC4:
784 {
785 struct sof_ipc4_fw_data *ipc4_data = sdev->private;
786
787 for (i = 0; i < ops->num_drv; i++) {
788 if (strstr(ops->drv[i].name, "DMIC")) {
789 ops->drv[i].ops = &ipc4_dmic_dai_ops;
790 continue;
791 }
792 if (strstr(ops->drv[i].name, "SSP")) {
793 ops->drv[i].ops = &ipc4_ssp_dai_ops;
794 continue;
795 }
796#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
797 if (strstr(ops->drv[i].name, "iDisp") ||
798 strstr(ops->drv[i].name, "Analog") ||
799 strstr(ops->drv[i].name, "Digital"))
800 ops->drv[i].ops = &ipc4_hda_dai_ops;
801#endif
802 }
803
804 if (!hda_use_tplg_nhlt)
805 ipc4_data->nhlt = intel_nhlt_init(sdev->dev);
806
807 if (IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE))
808 sdw_callback.trigger = ipc4_be_dai_common_trigger;
809
810 break;
811 }
812 default:
813 break;
814 }
815}
816
817void hda_ops_free(struct snd_sof_dev *sdev)
818{
819 if (sdev->pdata->ipc_type == SOF_INTEL_IPC4) {
820 struct sof_ipc4_fw_data *ipc4_data = sdev->private;
821
822 if (!hda_use_tplg_nhlt)
823 intel_nhlt_free(ipc4_data->nhlt);
824 }
825}
826EXPORT_SYMBOL_NS(hda_ops_free, SND_SOC_SOF_INTEL_HDA_COMMON);
827
828/*
829 * common dai driver for skl+ platforms.
830 * some products who use this DAI array only physically have a subset of
831 * the DAIs, but no harm is done here by adding the whole set.
832 */
833struct snd_soc_dai_driver skl_dai[] = {
834{
835 .name = "SSP0 Pin",
836 .playback = {
837 .channels_min = 1,
838 .channels_max = 8,
839 },
840 .capture = {
841 .channels_min = 1,
842 .channels_max = 8,
843 },
844},
845{
846 .name = "SSP1 Pin",
847 .playback = {
848 .channels_min = 1,
849 .channels_max = 8,
850 },
851 .capture = {
852 .channels_min = 1,
853 .channels_max = 8,
854 },
855},
856{
857 .name = "SSP2 Pin",
858 .playback = {
859 .channels_min = 1,
860 .channels_max = 8,
861 },
862 .capture = {
863 .channels_min = 1,
864 .channels_max = 8,
865 },
866},
867{
868 .name = "SSP3 Pin",
869 .playback = {
870 .channels_min = 1,
871 .channels_max = 8,
872 },
873 .capture = {
874 .channels_min = 1,
875 .channels_max = 8,
876 },
877},
878{
879 .name = "SSP4 Pin",
880 .playback = {
881 .channels_min = 1,
882 .channels_max = 8,
883 },
884 .capture = {
885 .channels_min = 1,
886 .channels_max = 8,
887 },
888},
889{
890 .name = "SSP5 Pin",
891 .playback = {
892 .channels_min = 1,
893 .channels_max = 8,
894 },
895 .capture = {
896 .channels_min = 1,
897 .channels_max = 8,
898 },
899},
900{
901 .name = "DMIC01 Pin",
902 .capture = {
903 .channels_min = 1,
904 .channels_max = 4,
905 },
906},
907{
908 .name = "DMIC16k Pin",
909 .capture = {
910 .channels_min = 1,
911 .channels_max = 4,
912 },
913},
914#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
915{
916 .name = "iDisp1 Pin",
917 .playback = {
918 .channels_min = 1,
919 .channels_max = 8,
920 },
921},
922{
923 .name = "iDisp2 Pin",
924 .playback = {
925 .channels_min = 1,
926 .channels_max = 8,
927 },
928},
929{
930 .name = "iDisp3 Pin",
931 .playback = {
932 .channels_min = 1,
933 .channels_max = 8,
934 },
935},
936{
937 .name = "iDisp4 Pin",
938 .playback = {
939 .channels_min = 1,
940 .channels_max = 8,
941 },
942},
943{
944 .name = "Analog CPU DAI",
945 .playback = {
946 .channels_min = 1,
947 .channels_max = 16,
948 },
949 .capture = {
950 .channels_min = 1,
951 .channels_max = 16,
952 },
953},
954{
955 .name = "Digital CPU DAI",
956 .playback = {
957 .channels_min = 1,
958 .channels_max = 16,
959 },
960 .capture = {
961 .channels_min = 1,
962 .channels_max = 16,
963 },
964},
965{
966 .name = "Alt Analog CPU DAI",
967 .playback = {
968 .channels_min = 1,
969 .channels_max = 16,
970 },
971 .capture = {
972 .channels_min = 1,
973 .channels_max = 16,
974 },
975},
976#endif
977};
978
979int hda_dsp_dais_suspend(struct snd_sof_dev *sdev)
980{
981 /*
982 * In the corner case where a SUSPEND happens during a PAUSE, the ALSA core
983 * does not throw the TRIGGER_SUSPEND. This leaves the DAIs in an unbalanced state.
984 * Since the component suspend is called last, we can trap this corner case
985 * and force the DAIs to release their resources.
986 */
987#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
988 int ret;
989
990 ret = hda_dai_suspend(sof_to_bus(sdev));
991 if (ret < 0)
992 return ret;
993#endif
994
995 return 0;
996}