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
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 */
28 static bool hda_use_tplg_nhlt;
29 module_param_named(sof_use_tplg_nhlt, hda_use_tplg_nhlt, bool, 0444);
30 MODULE_PARM_DESC(sof_use_tplg_nhlt, "SOF topology nhlt override");
31
hda_dai_config(struct snd_soc_dapm_widget * w,unsigned int flags,struct snd_sof_dai_config_data * data)32 int hda_dai_config(struct snd_soc_dapm_widget *w, unsigned int flags,
33 struct snd_sof_dai_config_data *data)
34 {
35 struct snd_sof_widget *swidget = w->dobj.private;
36 const struct sof_ipc_tplg_ops *tplg_ops;
37 struct snd_sof_dev *sdev;
38 int ret;
39
40 if (!swidget)
41 return 0;
42
43 sdev = widget_to_sdev(w);
44 tplg_ops = sof_ipc_get_ops(sdev, tplg);
45
46 if (tplg_ops && tplg_ops->dai_config) {
47 ret = tplg_ops->dai_config(sdev, swidget, flags, data);
48 if (ret < 0) {
49 dev_err(sdev->dev, "DAI config with flags %x failed for widget %s\n",
50 flags, w->name);
51 return ret;
52 }
53 }
54
55 return 0;
56 }
57 EXPORT_SYMBOL_NS(hda_dai_config, "SND_SOC_SOF_INTEL_HDA_COMMON");
58
59 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
60
dai_to_sdev(struct snd_pcm_substream * substream,struct snd_soc_dai * cpu_dai)61 static struct snd_sof_dev *dai_to_sdev(struct snd_pcm_substream *substream,
62 struct snd_soc_dai *cpu_dai)
63 {
64 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
65
66 return widget_to_sdev(w);
67 }
68
69 static const struct hda_dai_widget_dma_ops *
hda_dai_get_ops(struct snd_pcm_substream * substream,struct snd_soc_dai * cpu_dai)70 hda_dai_get_ops(struct snd_pcm_substream *substream, struct snd_soc_dai *cpu_dai)
71 {
72 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
73 struct snd_sof_widget *swidget = w->dobj.private;
74 struct snd_sof_dev *sdev;
75 struct snd_sof_dai *sdai;
76
77 sdev = widget_to_sdev(w);
78
79 if (!swidget) {
80 dev_err(sdev->dev, "%s: swidget is NULL\n", __func__);
81 return NULL;
82 }
83
84 if (sdev->dspless_mode_selected)
85 return hda_select_dai_widget_ops(sdev, swidget);
86
87 sdai = swidget->private;
88
89 /* select and set the DAI widget ops if not set already */
90 if (!sdai->platform_private) {
91 const struct hda_dai_widget_dma_ops *ops =
92 hda_select_dai_widget_ops(sdev, swidget);
93 if (!ops)
94 return NULL;
95
96 /* check if mandatory ops are set */
97 if (!ops || !ops->get_hext_stream)
98 return NULL;
99
100 sdai->platform_private = ops;
101 }
102
103 return sdai->platform_private;
104 }
105
106 static int
hda_link_dma_cleanup(struct snd_pcm_substream * substream,struct hdac_ext_stream * hext_stream,struct snd_soc_dai * cpu_dai,bool release)107 hda_link_dma_cleanup(struct snd_pcm_substream *substream,
108 struct hdac_ext_stream *hext_stream,
109 struct snd_soc_dai *cpu_dai, bool release)
110 {
111 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
112 struct sof_intel_hda_stream *hda_stream;
113 struct hdac_ext_link *hlink;
114 struct snd_sof_dev *sdev;
115 int stream_tag;
116
117 if (!ops) {
118 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
119 return -EINVAL;
120 }
121
122 sdev = dai_to_sdev(substream, cpu_dai);
123
124 hlink = ops->get_hlink(sdev, substream);
125 if (!hlink)
126 return -EINVAL;
127
128 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
129 stream_tag = hdac_stream(hext_stream)->stream_tag;
130 snd_hdac_ext_bus_link_clear_stream_id(hlink, stream_tag);
131 }
132
133 if (!release) {
134 /*
135 * Force stream reconfiguration without releasing the channel on
136 * subsequent stream restart (without free), including LinkDMA
137 * reset.
138 * The stream is released via hda_dai_hw_free()
139 */
140 hext_stream->link_prepared = 0;
141 return 0;
142 }
143
144 if (ops->release_hext_stream)
145 ops->release_hext_stream(sdev, cpu_dai, substream);
146
147 hext_stream->link_prepared = 0;
148
149 /* free the host DMA channel reserved by hostless streams */
150 hda_stream = hstream_to_sof_hda_stream(hext_stream);
151 hda_stream->host_reserved = 0;
152
153 return 0;
154 }
155
hda_link_dma_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * cpu_dai)156 static int hda_link_dma_hw_params(struct snd_pcm_substream *substream,
157 struct snd_pcm_hw_params *params, struct snd_soc_dai *cpu_dai)
158 {
159 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
160 struct hdac_ext_stream *hext_stream;
161 struct hdac_stream *hstream;
162 struct hdac_ext_link *hlink;
163 struct snd_sof_dev *sdev;
164 int stream_tag;
165
166 if (!ops) {
167 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
168 return -EINVAL;
169 }
170
171 sdev = dai_to_sdev(substream, cpu_dai);
172
173 hlink = ops->get_hlink(sdev, substream);
174 if (!hlink)
175 return -EINVAL;
176
177 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
178
179 if (!hext_stream) {
180 if (ops->assign_hext_stream)
181 hext_stream = ops->assign_hext_stream(sdev, cpu_dai, substream);
182 }
183
184 if (!hext_stream)
185 return -EBUSY;
186
187 hstream = &hext_stream->hstream;
188 stream_tag = hstream->stream_tag;
189
190 if (hext_stream->hstream.direction == SNDRV_PCM_STREAM_PLAYBACK)
191 snd_hdac_ext_bus_link_set_stream_id(hlink, stream_tag);
192
193 /* set the hdac_stream in the codec dai */
194 if (ops->codec_dai_set_stream)
195 ops->codec_dai_set_stream(sdev, substream, hstream);
196
197 if (ops->reset_hext_stream)
198 ops->reset_hext_stream(sdev, hext_stream);
199
200 if (ops->calc_stream_format && ops->setup_hext_stream) {
201 unsigned int format_val = ops->calc_stream_format(sdev, substream, params);
202
203 ops->setup_hext_stream(sdev, hext_stream, format_val);
204 }
205
206 hext_stream->link_prepared = 1;
207
208 return 0;
209 }
210
hda_dai_hw_free(struct snd_pcm_substream * substream,struct snd_soc_dai * cpu_dai)211 static int __maybe_unused hda_dai_hw_free(struct snd_pcm_substream *substream,
212 struct snd_soc_dai *cpu_dai)
213 {
214 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, cpu_dai);
215 struct hdac_ext_stream *hext_stream;
216 struct snd_sof_dev *sdev = dai_to_sdev(substream, cpu_dai);
217
218 if (!ops) {
219 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
220 return -EINVAL;
221 }
222
223 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
224 if (!hext_stream)
225 return 0;
226
227 return hda_link_dma_cleanup(substream, hext_stream, cpu_dai, true);
228 }
229
hda_dai_hw_params_data(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai,struct snd_sof_dai_config_data * data,unsigned int flags)230 static int __maybe_unused hda_dai_hw_params_data(struct snd_pcm_substream *substream,
231 struct snd_pcm_hw_params *params,
232 struct snd_soc_dai *dai,
233 struct snd_sof_dai_config_data *data,
234 unsigned int flags)
235 {
236 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(dai, substream->stream);
237 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, dai);
238 struct hdac_ext_stream *hext_stream;
239 struct snd_sof_dev *sdev = widget_to_sdev(w);
240 int ret;
241
242 if (!ops) {
243 dev_err(sdev->dev, "DAI widget ops not set\n");
244 return -EINVAL;
245 }
246
247 hext_stream = ops->get_hext_stream(sdev, dai, substream);
248 if (hext_stream && hext_stream->link_prepared)
249 return 0;
250
251 ret = hda_link_dma_hw_params(substream, params, dai);
252 if (ret < 0)
253 return ret;
254
255 hext_stream = ops->get_hext_stream(sdev, dai, substream);
256
257 flags |= SOF_DAI_CONFIG_FLAGS_2_STEP_STOP << SOF_DAI_CONFIG_FLAGS_QUIRK_SHIFT;
258 data->dai_data = hdac_stream(hext_stream)->stream_tag - 1;
259
260 return hda_dai_config(w, flags, data);
261 }
262
hda_dai_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)263 static int __maybe_unused hda_dai_hw_params(struct snd_pcm_substream *substream,
264 struct snd_pcm_hw_params *params,
265 struct snd_soc_dai *dai)
266 {
267 struct snd_sof_dai_config_data data = { 0 };
268 unsigned int flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS;
269
270 return hda_dai_hw_params_data(substream, params, dai, &data, flags);
271 }
272
273 /*
274 * In contrast to IPC3, the dai trigger in IPC4 mixes pipeline state changes
275 * (over IPC channel) and DMA state change (direct host register changes).
276 */
hda_dai_trigger(struct snd_pcm_substream * substream,int cmd,struct snd_soc_dai * dai)277 static int __maybe_unused hda_dai_trigger(struct snd_pcm_substream *substream, int cmd,
278 struct snd_soc_dai *dai)
279 {
280 const struct hda_dai_widget_dma_ops *ops = hda_dai_get_ops(substream, dai);
281 struct hdac_ext_stream *hext_stream;
282 struct snd_sof_dev *sdev;
283 int ret;
284
285 if (!ops) {
286 dev_err(dai->dev, "DAI widget ops not set\n");
287 return -EINVAL;
288 }
289
290 dev_dbg(dai->dev, "cmd=%d dai %s direction %d\n", cmd,
291 dai->name, substream->stream);
292
293 sdev = dai_to_sdev(substream, dai);
294
295 hext_stream = ops->get_hext_stream(sdev, dai, substream);
296 if (!hext_stream)
297 return -EINVAL;
298
299 if (ops->pre_trigger) {
300 ret = ops->pre_trigger(sdev, dai, substream, cmd);
301 if (ret < 0)
302 return ret;
303 }
304
305 if (ops->trigger) {
306 ret = ops->trigger(sdev, dai, substream, cmd);
307 if (ret < 0)
308 return ret;
309 }
310
311 if (ops->post_trigger) {
312 ret = ops->post_trigger(sdev, dai, substream, cmd);
313 if (ret < 0)
314 return ret;
315 }
316
317 switch (cmd) {
318 case SNDRV_PCM_TRIGGER_STOP:
319 case SNDRV_PCM_TRIGGER_SUSPEND:
320 ret = hda_link_dma_cleanup(substream, hext_stream, dai,
321 cmd == SNDRV_PCM_TRIGGER_STOP ? false : true);
322 if (ret < 0) {
323 dev_err(sdev->dev, "%s: failed to clean up link DMA\n", __func__);
324 return ret;
325 }
326 break;
327 default:
328 break;
329 }
330
331 return 0;
332 }
333
334 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
335
hda_dai_prepare(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)336 static int hda_dai_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
337 {
338 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
339 int stream = substream->stream;
340
341 return hda_dai_hw_params(substream, &rtd->dpcm[stream].hw_params, dai);
342 }
343
344 static const struct snd_soc_dai_ops hda_dai_ops = {
345 .hw_params = hda_dai_hw_params,
346 .hw_free = hda_dai_hw_free,
347 .trigger = hda_dai_trigger,
348 .prepare = hda_dai_prepare,
349 };
350
351 #endif
352
widget_to_copier(struct snd_soc_dapm_widget * w)353 static struct sof_ipc4_copier *widget_to_copier(struct snd_soc_dapm_widget *w)
354 {
355 struct snd_sof_widget *swidget = w->dobj.private;
356 struct snd_sof_dai *sdai = swidget->private;
357 struct sof_ipc4_copier *ipc4_copier = (struct sof_ipc4_copier *)sdai->private;
358
359 return ipc4_copier;
360 }
361
non_hda_dai_hw_params_data(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * cpu_dai,struct snd_sof_dai_config_data * data,unsigned int flags)362 static int non_hda_dai_hw_params_data(struct snd_pcm_substream *substream,
363 struct snd_pcm_hw_params *params,
364 struct snd_soc_dai *cpu_dai,
365 struct snd_sof_dai_config_data *data,
366 unsigned int flags)
367 {
368 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
369 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
370 struct sof_ipc4_dma_config_tlv *dma_config_tlv;
371 const struct hda_dai_widget_dma_ops *ops;
372 struct sof_ipc4_dma_config *dma_config;
373 struct sof_ipc4_copier *ipc4_copier;
374 struct hdac_ext_stream *hext_stream;
375 struct hdac_stream *hstream;
376 struct snd_sof_dev *sdev;
377 struct snd_soc_dai *dai;
378 int cpu_dai_id;
379 int stream_id;
380 int ret;
381
382 ops = hda_dai_get_ops(substream, cpu_dai);
383 if (!ops) {
384 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
385 return -EINVAL;
386 }
387
388 sdev = widget_to_sdev(w);
389 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
390
391 /* nothing more to do if the link is already prepared */
392 if (hext_stream && hext_stream->link_prepared)
393 return 0;
394
395 /* use HDaudio stream handling */
396 ret = hda_dai_hw_params_data(substream, params, cpu_dai, data, flags);
397 if (ret < 0) {
398 dev_err(cpu_dai->dev, "%s: hda_dai_hw_params_data failed: %d\n", __func__, ret);
399 return ret;
400 }
401
402 if (sdev->dspless_mode_selected)
403 return 0;
404
405 /* get stream_id */
406 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
407
408 if (!hext_stream) {
409 dev_err(cpu_dai->dev, "%s: no hext_stream found\n", __func__);
410 return -ENODEV;
411 }
412
413 hstream = &hext_stream->hstream;
414 stream_id = hstream->stream_tag;
415
416 if (!stream_id) {
417 dev_err(cpu_dai->dev, "%s: no stream_id allocated\n", __func__);
418 return -ENODEV;
419 }
420
421 /* configure TLV */
422 ipc4_copier = widget_to_copier(w);
423
424 for_each_rtd_cpu_dais(rtd, cpu_dai_id, dai) {
425 if (dai == cpu_dai)
426 break;
427 }
428
429 dma_config_tlv = &ipc4_copier->dma_config_tlv[cpu_dai_id];
430 dma_config_tlv->type = SOF_IPC4_GTW_DMA_CONFIG_ID;
431 /* dma_config_priv_size is zero */
432 dma_config_tlv->length = sizeof(dma_config_tlv->dma_config);
433
434 dma_config = &dma_config_tlv->dma_config;
435
436 dma_config->dma_method = SOF_IPC4_DMA_METHOD_HDA;
437 dma_config->pre_allocated_by_host = 1;
438 dma_config->dma_channel_id = stream_id - 1;
439 dma_config->stream_id = stream_id;
440 /*
441 * Currently we use a DMA for each device in ALH blob. The device will
442 * be copied in sof_ipc4_prepare_copier_module.
443 */
444 dma_config->dma_stream_channel_map.device_count = 1;
445 dma_config->dma_priv_config_size = 0;
446
447 return 0;
448 }
449
non_hda_dai_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * cpu_dai)450 static int non_hda_dai_hw_params(struct snd_pcm_substream *substream,
451 struct snd_pcm_hw_params *params,
452 struct snd_soc_dai *cpu_dai)
453 {
454 struct snd_sof_dai_config_data data = { 0 };
455 unsigned int flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS;
456
457 return non_hda_dai_hw_params_data(substream, params, cpu_dai, &data, flags);
458 }
459
non_hda_dai_prepare(struct snd_pcm_substream * substream,struct snd_soc_dai * cpu_dai)460 static int non_hda_dai_prepare(struct snd_pcm_substream *substream,
461 struct snd_soc_dai *cpu_dai)
462 {
463 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
464 int stream = substream->stream;
465
466 return non_hda_dai_hw_params(substream, &rtd->dpcm[stream].hw_params, cpu_dai);
467 }
468
469 static const struct snd_soc_dai_ops ssp_dai_ops = {
470 .hw_params = non_hda_dai_hw_params,
471 .hw_free = hda_dai_hw_free,
472 .trigger = hda_dai_trigger,
473 .prepare = non_hda_dai_prepare,
474 };
475
476 static const struct snd_soc_dai_ops dmic_dai_ops = {
477 .hw_params = non_hda_dai_hw_params,
478 .hw_free = hda_dai_hw_free,
479 .trigger = hda_dai_trigger,
480 .prepare = non_hda_dai_prepare,
481 };
482
sdw_hda_dai_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * cpu_dai,int link_id,int intel_alh_id)483 int sdw_hda_dai_hw_params(struct snd_pcm_substream *substream,
484 struct snd_pcm_hw_params *params,
485 struct snd_soc_dai *cpu_dai,
486 int link_id,
487 int intel_alh_id)
488 {
489 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
490 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
491 struct sof_ipc4_dma_config_tlv *dma_config_tlv;
492 struct snd_sof_dai_config_data data = { 0 };
493 unsigned int flags = SOF_DAI_CONFIG_FLAGS_HW_PARAMS;
494 const struct hda_dai_widget_dma_ops *ops;
495 struct sof_ipc4_dma_config *dma_config;
496 struct sof_ipc4_copier *ipc4_copier;
497 struct hdac_ext_stream *hext_stream;
498 struct snd_soc_dai *dai;
499 struct snd_sof_dev *sdev;
500 bool cpu_dai_found = false;
501 int cpu_dai_id;
502 int ch_mask;
503 int ret;
504 int i;
505
506 ops = hda_dai_get_ops(substream, cpu_dai);
507 if (!ops) {
508 dev_err(cpu_dai->dev, "DAI widget ops not set\n");
509 return -EINVAL;
510 }
511
512 sdev = widget_to_sdev(w);
513 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
514
515 /* nothing more to do if the link is already prepared */
516 if (hext_stream && hext_stream->link_prepared)
517 return 0;
518
519 /*
520 * reset the PCMSyCM registers to handle a prepare callback when the PCM is restarted
521 * due to xruns or after a call to snd_pcm_drain/drop()
522 */
523 ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
524 0, 0, substream->stream);
525 if (ret < 0) {
526 dev_err(cpu_dai->dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed %d\n",
527 __func__, ret);
528 return ret;
529 }
530
531 data.dai_index = (link_id << 8) | cpu_dai->id;
532 data.dai_node_id = intel_alh_id;
533 ret = non_hda_dai_hw_params_data(substream, params, cpu_dai, &data, flags);
534 if (ret < 0) {
535 dev_err(cpu_dai->dev, "%s: non_hda_dai_hw_params failed %d\n", __func__, ret);
536 return ret;
537 }
538
539 hext_stream = ops->get_hext_stream(sdev, cpu_dai, substream);
540 if (!hext_stream)
541 return -ENODEV;
542
543 /*
544 * in the case of SoundWire we need to program the PCMSyCM registers. In case
545 * of aggregated devices, we need to define the channel mask for each sublink
546 * by reconstructing the split done in soc-pcm.c
547 */
548 for_each_rtd_cpu_dais(rtd, cpu_dai_id, dai) {
549 if (dai == cpu_dai) {
550 cpu_dai_found = true;
551 break;
552 }
553 }
554
555 if (!cpu_dai_found)
556 return -ENODEV;
557
558 ch_mask = GENMASK(params_channels(params) - 1, 0);
559
560 ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
561 ch_mask,
562 hdac_stream(hext_stream)->stream_tag,
563 substream->stream);
564 if (ret < 0) {
565 dev_err(cpu_dai->dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed %d\n",
566 __func__, ret);
567 return ret;
568 }
569
570 if (sdev->dspless_mode_selected)
571 return 0;
572
573 ipc4_copier = widget_to_copier(w);
574 dma_config_tlv = &ipc4_copier->dma_config_tlv[cpu_dai_id];
575 dma_config = &dma_config_tlv->dma_config;
576 dma_config->dma_stream_channel_map.mapping[0].device = data.dai_index;
577 dma_config->dma_stream_channel_map.mapping[0].channel_mask = ch_mask;
578
579 /*
580 * copy the dma_config_tlv to all ipc4_copier in the same link. Because only one copier
581 * will be handled in sof_ipc4_prepare_copier_module.
582 */
583 for_each_rtd_cpu_dais(rtd, i, dai) {
584 w = snd_soc_dai_get_widget(dai, substream->stream);
585 ipc4_copier = widget_to_copier(w);
586 memcpy(&ipc4_copier->dma_config_tlv[cpu_dai_id], dma_config_tlv,
587 sizeof(*dma_config_tlv));
588 }
589 return 0;
590 }
591 EXPORT_SYMBOL_NS(sdw_hda_dai_hw_params, "SND_SOC_SOF_INTEL_HDA_COMMON");
592
sdw_hda_dai_hw_free(struct snd_pcm_substream * substream,struct snd_soc_dai * cpu_dai,int link_id)593 int sdw_hda_dai_hw_free(struct snd_pcm_substream *substream,
594 struct snd_soc_dai *cpu_dai,
595 int link_id)
596 {
597 struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(cpu_dai, substream->stream);
598 struct snd_sof_dev *sdev;
599 int ret;
600
601 ret = hda_dai_hw_free(substream, cpu_dai);
602 if (ret < 0) {
603 dev_err(cpu_dai->dev, "%s: non_hda_dai_hw_free failed %d\n", __func__, ret);
604 return ret;
605 }
606
607 sdev = widget_to_sdev(w);
608
609 /* in the case of SoundWire we need to reset the PCMSyCM registers */
610 ret = hdac_bus_eml_sdw_map_stream_ch(sof_to_bus(sdev), link_id, cpu_dai->id,
611 0, 0, substream->stream);
612 if (ret < 0) {
613 dev_err(cpu_dai->dev, "%s: hdac_bus_eml_sdw_map_stream_ch failed %d\n",
614 __func__, ret);
615 return ret;
616 }
617
618 return 0;
619 }
620 EXPORT_SYMBOL_NS(sdw_hda_dai_hw_free, "SND_SOC_SOF_INTEL_HDA_COMMON");
621
sdw_hda_dai_trigger(struct snd_pcm_substream * substream,int cmd,struct snd_soc_dai * cpu_dai)622 int sdw_hda_dai_trigger(struct snd_pcm_substream *substream, int cmd,
623 struct snd_soc_dai *cpu_dai)
624 {
625 return hda_dai_trigger(substream, cmd, cpu_dai);
626 }
627 EXPORT_SYMBOL_NS(sdw_hda_dai_trigger, "SND_SOC_SOF_INTEL_HDA_COMMON");
628
hda_dai_suspend(struct hdac_bus * bus)629 static int hda_dai_suspend(struct hdac_bus *bus)
630 {
631 struct snd_soc_pcm_runtime *rtd;
632 struct hdac_ext_stream *hext_stream;
633 struct hdac_stream *s;
634 int ret;
635
636 /* set internal flag for BE */
637 list_for_each_entry(s, &bus->stream_list, list) {
638
639 hext_stream = stream_to_hdac_ext_stream(s);
640
641 /*
642 * clear stream. This should already be taken care for running
643 * streams when the SUSPEND trigger is called. But paused
644 * streams do not get suspended, so this needs to be done
645 * explicitly during suspend.
646 */
647 if (hext_stream->link_substream) {
648 const struct hda_dai_widget_dma_ops *ops;
649 struct snd_sof_widget *swidget;
650 struct snd_soc_dapm_widget *w;
651 struct snd_soc_dai *cpu_dai;
652 struct snd_sof_dev *sdev;
653 struct snd_sof_dai *sdai;
654
655 rtd = snd_soc_substream_to_rtd(hext_stream->link_substream);
656 cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
657 w = snd_soc_dai_get_widget(cpu_dai, hdac_stream(hext_stream)->direction);
658 swidget = w->dobj.private;
659 sdev = widget_to_sdev(w);
660 sdai = swidget->private;
661 ops = sdai->platform_private;
662
663 if (rtd->dpcm[hext_stream->link_substream->stream].state !=
664 SND_SOC_DPCM_STATE_PAUSED)
665 continue;
666
667 /* for consistency with TRIGGER_SUSPEND */
668 if (ops->post_trigger) {
669 ret = ops->post_trigger(sdev, cpu_dai,
670 hext_stream->link_substream,
671 SNDRV_PCM_TRIGGER_SUSPEND);
672 if (ret < 0)
673 return ret;
674 }
675
676 ret = hda_link_dma_cleanup(hext_stream->link_substream,
677 hext_stream, cpu_dai, true);
678 if (ret < 0)
679 return ret;
680 }
681 }
682
683 return 0;
684 }
685
ssp_set_dai_drv_ops(struct snd_sof_dev * sdev,struct snd_sof_dsp_ops * ops)686 static void ssp_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
687 {
688 const struct sof_intel_dsp_desc *chip;
689 int i;
690
691 chip = get_chip_info(sdev->pdata);
692
693 if (chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
694 for (i = 0; i < ops->num_drv; i++) {
695 if (strstr(ops->drv[i].name, "SSP"))
696 ops->drv[i].ops = &ssp_dai_ops;
697 }
698 }
699 }
700
dmic_set_dai_drv_ops(struct snd_sof_dev * sdev,struct snd_sof_dsp_ops * ops)701 static void dmic_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
702 {
703 const struct sof_intel_dsp_desc *chip;
704 int i;
705
706 chip = get_chip_info(sdev->pdata);
707
708 if (chip->hw_ip_version >= SOF_INTEL_ACE_2_0) {
709 for (i = 0; i < ops->num_drv; i++) {
710 if (strstr(ops->drv[i].name, "DMIC"))
711 ops->drv[i].ops = &dmic_dai_ops;
712 }
713 }
714 }
715
716 #else
717
ssp_set_dai_drv_ops(struct snd_sof_dev * sdev,struct snd_sof_dsp_ops * ops)718 static inline void ssp_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops) {}
dmic_set_dai_drv_ops(struct snd_sof_dev * sdev,struct snd_sof_dsp_ops * ops)719 static inline void dmic_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops) {}
720
721 #endif /* CONFIG_SND_SOC_SOF_HDA_LINK */
722
hda_set_dai_drv_ops(struct snd_sof_dev * sdev,struct snd_sof_dsp_ops * ops)723 void hda_set_dai_drv_ops(struct snd_sof_dev *sdev, struct snd_sof_dsp_ops *ops)
724 {
725 int i;
726
727 for (i = 0; i < ops->num_drv; i++) {
728 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
729 if (strstr(ops->drv[i].name, "iDisp") ||
730 strstr(ops->drv[i].name, "Analog") ||
731 strstr(ops->drv[i].name, "Digital"))
732 ops->drv[i].ops = &hda_dai_ops;
733 #endif
734 }
735
736 ssp_set_dai_drv_ops(sdev, ops);
737 dmic_set_dai_drv_ops(sdev, ops);
738
739 if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4 && !hda_use_tplg_nhlt) {
740 struct sof_ipc4_fw_data *ipc4_data = sdev->private;
741
742 ipc4_data->nhlt = intel_nhlt_init(sdev->dev);
743 }
744 }
745 EXPORT_SYMBOL_NS(hda_set_dai_drv_ops, "SND_SOC_SOF_INTEL_HDA_COMMON");
746
hda_ops_free(struct snd_sof_dev * sdev)747 void hda_ops_free(struct snd_sof_dev *sdev)
748 {
749 if (sdev->pdata->ipc_type == SOF_IPC_TYPE_4) {
750 struct sof_ipc4_fw_data *ipc4_data = sdev->private;
751
752 if (!hda_use_tplg_nhlt)
753 intel_nhlt_free(ipc4_data->nhlt);
754
755 kfree(sdev->private);
756 sdev->private = NULL;
757 }
758 }
759 EXPORT_SYMBOL_NS(hda_ops_free, "SND_SOC_SOF_INTEL_HDA_COMMON");
760
761 /*
762 * common dai driver for skl+ platforms.
763 * some products who use this DAI array only physically have a subset of
764 * the DAIs, but no harm is done here by adding the whole set.
765 */
766 struct snd_soc_dai_driver skl_dai[] = {
767 {
768 .name = "SSP0 Pin",
769 .playback = {
770 .channels_min = 1,
771 .channels_max = 8,
772 },
773 .capture = {
774 .channels_min = 1,
775 .channels_max = 8,
776 },
777 },
778 {
779 .name = "SSP1 Pin",
780 .playback = {
781 .channels_min = 1,
782 .channels_max = 8,
783 },
784 .capture = {
785 .channels_min = 1,
786 .channels_max = 8,
787 },
788 },
789 {
790 .name = "SSP2 Pin",
791 .playback = {
792 .channels_min = 1,
793 .channels_max = 8,
794 },
795 .capture = {
796 .channels_min = 1,
797 .channels_max = 8,
798 },
799 },
800 {
801 .name = "SSP3 Pin",
802 .playback = {
803 .channels_min = 1,
804 .channels_max = 8,
805 },
806 .capture = {
807 .channels_min = 1,
808 .channels_max = 8,
809 },
810 },
811 {
812 .name = "SSP4 Pin",
813 .playback = {
814 .channels_min = 1,
815 .channels_max = 8,
816 },
817 .capture = {
818 .channels_min = 1,
819 .channels_max = 8,
820 },
821 },
822 {
823 .name = "SSP5 Pin",
824 .playback = {
825 .channels_min = 1,
826 .channels_max = 8,
827 },
828 .capture = {
829 .channels_min = 1,
830 .channels_max = 8,
831 },
832 },
833 {
834 .name = "DMIC01 Pin",
835 .capture = {
836 .channels_min = 1,
837 .channels_max = 4,
838 },
839 },
840 {
841 .name = "DMIC16k Pin",
842 .capture = {
843 .channels_min = 1,
844 .channels_max = 4,
845 },
846 },
847 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
848 {
849 .name = "iDisp1 Pin",
850 .playback = {
851 .channels_min = 1,
852 .channels_max = 8,
853 },
854 },
855 {
856 .name = "iDisp2 Pin",
857 .playback = {
858 .channels_min = 1,
859 .channels_max = 8,
860 },
861 },
862 {
863 .name = "iDisp3 Pin",
864 .playback = {
865 .channels_min = 1,
866 .channels_max = 8,
867 },
868 },
869 {
870 .name = "iDisp4 Pin",
871 .playback = {
872 .channels_min = 1,
873 .channels_max = 8,
874 },
875 },
876 {
877 .name = "Analog CPU DAI",
878 .playback = {
879 .channels_min = 1,
880 .channels_max = 16,
881 },
882 .capture = {
883 .channels_min = 1,
884 .channels_max = 16,
885 },
886 },
887 {
888 .name = "Digital CPU DAI",
889 .playback = {
890 .channels_min = 1,
891 .channels_max = 16,
892 },
893 .capture = {
894 .channels_min = 1,
895 .channels_max = 16,
896 },
897 },
898 {
899 .name = "Alt Analog CPU DAI",
900 .playback = {
901 .channels_min = 1,
902 .channels_max = 16,
903 },
904 .capture = {
905 .channels_min = 1,
906 .channels_max = 16,
907 },
908 },
909 #endif
910 };
911 EXPORT_SYMBOL_NS(skl_dai, "SND_SOC_SOF_INTEL_HDA_COMMON");
912
hda_dsp_dais_suspend(struct snd_sof_dev * sdev)913 int hda_dsp_dais_suspend(struct snd_sof_dev *sdev)
914 {
915 /*
916 * In the corner case where a SUSPEND happens during a PAUSE, the ALSA core
917 * does not throw the TRIGGER_SUSPEND. This leaves the DAIs in an unbalanced state.
918 * Since the component suspend is called last, we can trap this corner case
919 * and force the DAIs to release their resources.
920 */
921 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_LINK)
922 int ret;
923
924 ret = hda_dai_suspend(sof_to_bus(sdev));
925 if (ret < 0)
926 return ret;
927 #endif
928
929 return 0;
930 }
931