1 // SPDX-License-Identifier: GPL-2.0-only
3 // Copyright(c) 2021 Intel Corporation. All rights reserved.
9 #include <sound/intel-nhlt.h>
10 #include <sound/pcm_params.h>
11 #include <sound/soc.h>
17 /* Must be called with adev->comp_list_mutex held. */
18 static struct avs_tplg *
19 avs_path_find_tplg(struct avs_dev *adev, const char *name)
21 struct avs_soc_component *acomp;
23 list_for_each_entry(acomp, &adev->comp_list, node)
24 if (!strcmp(acomp->tplg->name, name))
29 static struct avs_path_module *
30 avs_path_find_module(struct avs_path_pipeline *ppl, u32 template_id)
32 struct avs_path_module *mod;
34 list_for_each_entry(mod, &ppl->mod_list, node)
35 if (mod->template->id == template_id)
40 static struct avs_path_pipeline *
41 avs_path_find_pipeline(struct avs_path *path, u32 template_id)
43 struct avs_path_pipeline *ppl;
45 list_for_each_entry(ppl, &path->ppl_list, node)
46 if (ppl->template->id == template_id)
51 static struct avs_path *
52 avs_path_find_path(struct avs_dev *adev, const char *name, u32 template_id)
54 struct avs_tplg_path_template *pos, *template = NULL;
55 struct avs_tplg *tplg;
56 struct avs_path *path;
58 tplg = avs_path_find_tplg(adev, name);
62 list_for_each_entry(pos, &tplg->path_tmpl_list, node) {
63 if (pos->id == template_id) {
71 spin_lock(&adev->path_list_lock);
72 /* Only one variant of given path template may be instantiated at a time. */
73 list_for_each_entry(path, &adev->path_list, node) {
74 if (path->template->owner == template) {
75 spin_unlock(&adev->path_list_lock);
80 spin_unlock(&adev->path_list_lock);
84 static bool avs_test_hw_params(struct snd_pcm_hw_params *params,
85 struct avs_audio_format *fmt)
87 return (params_rate(params) == fmt->sampling_freq &&
88 params_channels(params) == fmt->num_channels &&
89 params_physical_width(params) == fmt->bit_depth &&
90 params_width(params) == fmt->valid_bit_depth);
93 static struct avs_tplg_path *
94 avs_path_find_variant(struct avs_dev *adev,
95 struct avs_tplg_path_template *template,
96 struct snd_pcm_hw_params *fe_params,
97 struct snd_pcm_hw_params *be_params)
99 struct avs_tplg_path *variant;
101 list_for_each_entry(variant, &template->path_list, node) {
102 dev_dbg(adev->dev, "check FE rate %d chn %d vbd %d bd %d\n",
103 variant->fe_fmt->sampling_freq, variant->fe_fmt->num_channels,
104 variant->fe_fmt->valid_bit_depth, variant->fe_fmt->bit_depth);
105 dev_dbg(adev->dev, "check BE rate %d chn %d vbd %d bd %d\n",
106 variant->be_fmt->sampling_freq, variant->be_fmt->num_channels,
107 variant->be_fmt->valid_bit_depth, variant->be_fmt->bit_depth);
109 if (variant->fe_fmt && avs_test_hw_params(fe_params, variant->fe_fmt) &&
110 variant->be_fmt && avs_test_hw_params(be_params, variant->be_fmt))
118 static bool avs_dma_type_is_host(u32 dma_type)
120 return dma_type == AVS_DMA_HDA_HOST_OUTPUT ||
121 dma_type == AVS_DMA_HDA_HOST_INPUT;
125 static bool avs_dma_type_is_link(u32 dma_type)
127 return !avs_dma_type_is_host(dma_type);
131 static bool avs_dma_type_is_output(u32 dma_type)
133 return dma_type == AVS_DMA_HDA_HOST_OUTPUT ||
134 dma_type == AVS_DMA_HDA_LINK_OUTPUT ||
135 dma_type == AVS_DMA_I2S_LINK_OUTPUT;
139 static bool avs_dma_type_is_input(u32 dma_type)
141 return !avs_dma_type_is_output(dma_type);
144 static int avs_copier_create(struct avs_dev *adev, struct avs_path_module *mod)
146 struct nhlt_acpi_table *nhlt = adev->nhlt;
147 struct avs_tplg_module *t = mod->template;
148 struct avs_copier_cfg *cfg;
149 struct nhlt_specific_cfg *ep_blob;
150 union avs_connector_node_id node_id = {0};
151 size_t cfg_size, data_size = 0;
156 dma_type = t->cfg_ext->copier.dma_type;
157 node_id.dma_type = dma_type;
160 struct avs_audio_format *fmt;
163 case AVS_DMA_I2S_LINK_OUTPUT:
164 case AVS_DMA_I2S_LINK_INPUT:
165 if (avs_dma_type_is_input(dma_type))
166 direction = SNDRV_PCM_STREAM_CAPTURE;
168 direction = SNDRV_PCM_STREAM_PLAYBACK;
170 if (t->cfg_ext->copier.blob_fmt)
171 fmt = t->cfg_ext->copier.blob_fmt;
172 else if (direction == SNDRV_PCM_STREAM_CAPTURE)
175 fmt = t->cfg_ext->copier.out_fmt;
177 ep_blob = intel_nhlt_get_endpoint_blob(adev->dev,
178 nhlt, t->cfg_ext->copier.vindex.i2s.instance,
179 NHLT_LINK_SSP, fmt->valid_bit_depth, fmt->bit_depth,
180 fmt->num_channels, fmt->sampling_freq, direction,
183 dev_err(adev->dev, "no I2S ep_blob found\n");
187 data = ep_blob->caps;
188 data_size = ep_blob->size;
189 /* I2S gateway's vindex is statically assigned in topology */
190 node_id.vindex = t->cfg_ext->copier.vindex.val;
194 case AVS_DMA_DMIC_LINK_INPUT:
195 direction = SNDRV_PCM_STREAM_CAPTURE;
197 if (t->cfg_ext->copier.blob_fmt)
198 fmt = t->cfg_ext->copier.blob_fmt;
202 ep_blob = intel_nhlt_get_endpoint_blob(adev->dev, nhlt, 0,
203 NHLT_LINK_DMIC, fmt->valid_bit_depth,
204 fmt->bit_depth, fmt->num_channels,
205 fmt->sampling_freq, direction, NHLT_DEVICE_DMIC);
207 dev_err(adev->dev, "no DMIC ep_blob found\n");
211 data = ep_blob->caps;
212 data_size = ep_blob->size;
213 /* DMIC gateway's vindex is statically assigned in topology */
214 node_id.vindex = t->cfg_ext->copier.vindex.val;
218 case AVS_DMA_HDA_HOST_OUTPUT:
219 case AVS_DMA_HDA_HOST_INPUT:
220 /* HOST gateway's vindex is dynamically assigned with DMA id */
221 node_id.vindex = mod->owner->owner->dma_id;
224 case AVS_DMA_HDA_LINK_OUTPUT:
225 case AVS_DMA_HDA_LINK_INPUT:
226 node_id.vindex = t->cfg_ext->copier.vindex.val |
227 mod->owner->owner->dma_id;
230 case INVALID_OBJECT_ID:
232 node_id = INVALID_NODE_ID;
236 cfg_size = sizeof(*cfg) + data_size;
237 /* Every config-BLOB contains gateway attributes. */
239 cfg_size -= sizeof(cfg->gtw_cfg.config.attrs);
241 cfg = kzalloc(cfg_size, GFP_KERNEL);
245 cfg->base.cpc = t->cfg_base->cpc;
246 cfg->base.ibs = t->cfg_base->ibs;
247 cfg->base.obs = t->cfg_base->obs;
248 cfg->base.is_pages = t->cfg_base->is_pages;
249 cfg->base.audio_fmt = *t->in_fmt;
250 cfg->out_fmt = *t->cfg_ext->copier.out_fmt;
251 cfg->feature_mask = t->cfg_ext->copier.feature_mask;
252 cfg->gtw_cfg.node_id = node_id;
253 cfg->gtw_cfg.dma_buffer_size = t->cfg_ext->copier.dma_buffer_size;
254 /* config_length in DWORDs */
255 cfg->gtw_cfg.config_length = DIV_ROUND_UP(data_size, 4);
257 memcpy(&cfg->gtw_cfg.config, data, data_size);
259 mod->gtw_attrs = cfg->gtw_cfg.config.attrs;
261 ret = avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
262 t->core_id, t->domain, cfg, cfg_size,
268 static struct avs_control_data *avs_get_module_control(struct avs_path_module *mod)
270 struct avs_tplg_module *t = mod->template;
271 struct avs_tplg_path_template *path_tmpl;
272 struct snd_soc_dapm_widget *w;
275 path_tmpl = t->owner->owner->owner;
278 for (i = 0; i < w->num_kcontrols; i++) {
279 struct avs_control_data *ctl_data;
280 struct soc_mixer_control *mc;
282 mc = (struct soc_mixer_control *)w->kcontrols[i]->private_value;
283 ctl_data = (struct avs_control_data *)mc->dobj.private;
284 if (ctl_data->id == t->ctl_id)
291 static int avs_peakvol_create(struct avs_dev *adev, struct avs_path_module *mod)
293 struct avs_tplg_module *t = mod->template;
294 struct avs_control_data *ctl_data;
295 struct avs_peakvol_cfg *cfg;
296 int volume = S32_MAX;
300 ctl_data = avs_get_module_control(mod);
302 volume = ctl_data->volume;
304 /* As 2+ channels controls are unsupported, have a single block for all channels. */
305 size = struct_size(cfg, vols, 1);
306 cfg = kzalloc(size, GFP_KERNEL);
310 cfg->base.cpc = t->cfg_base->cpc;
311 cfg->base.ibs = t->cfg_base->ibs;
312 cfg->base.obs = t->cfg_base->obs;
313 cfg->base.is_pages = t->cfg_base->is_pages;
314 cfg->base.audio_fmt = *t->in_fmt;
315 cfg->vols[0].target_volume = volume;
316 cfg->vols[0].channel_id = AVS_ALL_CHANNELS_MASK;
317 cfg->vols[0].curve_type = AVS_AUDIO_CURVE_NONE;
318 cfg->vols[0].curve_duration = 0;
320 ret = avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id, t->core_id,
321 t->domain, cfg, size, &mod->instance_id);
327 static int avs_updown_mix_create(struct avs_dev *adev, struct avs_path_module *mod)
329 struct avs_tplg_module *t = mod->template;
330 struct avs_updown_mixer_cfg cfg;
333 cfg.base.cpc = t->cfg_base->cpc;
334 cfg.base.ibs = t->cfg_base->ibs;
335 cfg.base.obs = t->cfg_base->obs;
336 cfg.base.is_pages = t->cfg_base->is_pages;
337 cfg.base.audio_fmt = *t->in_fmt;
338 cfg.out_channel_config = t->cfg_ext->updown_mix.out_channel_config;
339 cfg.coefficients_select = t->cfg_ext->updown_mix.coefficients_select;
340 for (i = 0; i < AVS_CHANNELS_MAX; i++)
341 cfg.coefficients[i] = t->cfg_ext->updown_mix.coefficients[i];
342 cfg.channel_map = t->cfg_ext->updown_mix.channel_map;
344 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
345 t->core_id, t->domain, &cfg, sizeof(cfg),
349 static int avs_src_create(struct avs_dev *adev, struct avs_path_module *mod)
351 struct avs_tplg_module *t = mod->template;
352 struct avs_src_cfg cfg;
354 cfg.base.cpc = t->cfg_base->cpc;
355 cfg.base.ibs = t->cfg_base->ibs;
356 cfg.base.obs = t->cfg_base->obs;
357 cfg.base.is_pages = t->cfg_base->is_pages;
358 cfg.base.audio_fmt = *t->in_fmt;
359 cfg.out_freq = t->cfg_ext->src.out_freq;
361 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
362 t->core_id, t->domain, &cfg, sizeof(cfg),
366 static int avs_asrc_create(struct avs_dev *adev, struct avs_path_module *mod)
368 struct avs_tplg_module *t = mod->template;
369 struct avs_asrc_cfg cfg;
371 cfg.base.cpc = t->cfg_base->cpc;
372 cfg.base.ibs = t->cfg_base->ibs;
373 cfg.base.obs = t->cfg_base->obs;
374 cfg.base.is_pages = t->cfg_base->is_pages;
375 cfg.base.audio_fmt = *t->in_fmt;
376 cfg.out_freq = t->cfg_ext->asrc.out_freq;
377 cfg.mode = t->cfg_ext->asrc.mode;
378 cfg.disable_jitter_buffer = t->cfg_ext->asrc.disable_jitter_buffer;
380 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
381 t->core_id, t->domain, &cfg, sizeof(cfg),
385 static int avs_aec_create(struct avs_dev *adev, struct avs_path_module *mod)
387 struct avs_tplg_module *t = mod->template;
388 struct avs_aec_cfg cfg;
390 cfg.base.cpc = t->cfg_base->cpc;
391 cfg.base.ibs = t->cfg_base->ibs;
392 cfg.base.obs = t->cfg_base->obs;
393 cfg.base.is_pages = t->cfg_base->is_pages;
394 cfg.base.audio_fmt = *t->in_fmt;
395 cfg.ref_fmt = *t->cfg_ext->aec.ref_fmt;
396 cfg.out_fmt = *t->cfg_ext->aec.out_fmt;
397 cfg.cpc_lp_mode = t->cfg_ext->aec.cpc_lp_mode;
399 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
400 t->core_id, t->domain, &cfg, sizeof(cfg),
404 static int avs_mux_create(struct avs_dev *adev, struct avs_path_module *mod)
406 struct avs_tplg_module *t = mod->template;
407 struct avs_mux_cfg cfg;
409 cfg.base.cpc = t->cfg_base->cpc;
410 cfg.base.ibs = t->cfg_base->ibs;
411 cfg.base.obs = t->cfg_base->obs;
412 cfg.base.is_pages = t->cfg_base->is_pages;
413 cfg.base.audio_fmt = *t->in_fmt;
414 cfg.ref_fmt = *t->cfg_ext->mux.ref_fmt;
415 cfg.out_fmt = *t->cfg_ext->mux.out_fmt;
417 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
418 t->core_id, t->domain, &cfg, sizeof(cfg),
422 static int avs_wov_create(struct avs_dev *adev, struct avs_path_module *mod)
424 struct avs_tplg_module *t = mod->template;
425 struct avs_wov_cfg cfg;
427 cfg.base.cpc = t->cfg_base->cpc;
428 cfg.base.ibs = t->cfg_base->ibs;
429 cfg.base.obs = t->cfg_base->obs;
430 cfg.base.is_pages = t->cfg_base->is_pages;
431 cfg.base.audio_fmt = *t->in_fmt;
432 cfg.cpc_lp_mode = t->cfg_ext->wov.cpc_lp_mode;
434 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
435 t->core_id, t->domain, &cfg, sizeof(cfg),
439 static int avs_micsel_create(struct avs_dev *adev, struct avs_path_module *mod)
441 struct avs_tplg_module *t = mod->template;
442 struct avs_micsel_cfg cfg;
444 cfg.base.cpc = t->cfg_base->cpc;
445 cfg.base.ibs = t->cfg_base->ibs;
446 cfg.base.obs = t->cfg_base->obs;
447 cfg.base.is_pages = t->cfg_base->is_pages;
448 cfg.base.audio_fmt = *t->in_fmt;
449 cfg.out_fmt = *t->cfg_ext->micsel.out_fmt;
451 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
452 t->core_id, t->domain, &cfg, sizeof(cfg),
456 static int avs_modbase_create(struct avs_dev *adev, struct avs_path_module *mod)
458 struct avs_tplg_module *t = mod->template;
459 struct avs_modcfg_base cfg;
461 cfg.cpc = t->cfg_base->cpc;
462 cfg.ibs = t->cfg_base->ibs;
463 cfg.obs = t->cfg_base->obs;
464 cfg.is_pages = t->cfg_base->is_pages;
465 cfg.audio_fmt = *t->in_fmt;
467 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
468 t->core_id, t->domain, &cfg, sizeof(cfg),
472 static int avs_modext_create(struct avs_dev *adev, struct avs_path_module *mod)
474 struct avs_tplg_module *t = mod->template;
475 struct avs_tplg_modcfg_ext *tcfg = t->cfg_ext;
476 struct avs_modcfg_ext *cfg;
477 size_t cfg_size, num_pins;
480 num_pins = tcfg->generic.num_input_pins + tcfg->generic.num_output_pins;
481 cfg_size = struct_size(cfg, pin_fmts, num_pins);
483 cfg = kzalloc(cfg_size, GFP_KERNEL);
487 cfg->base.cpc = t->cfg_base->cpc;
488 cfg->base.ibs = t->cfg_base->ibs;
489 cfg->base.obs = t->cfg_base->obs;
490 cfg->base.is_pages = t->cfg_base->is_pages;
491 cfg->base.audio_fmt = *t->in_fmt;
492 cfg->num_input_pins = tcfg->generic.num_input_pins;
493 cfg->num_output_pins = tcfg->generic.num_output_pins;
495 /* configure pin formats */
496 for (i = 0; i < num_pins; i++) {
497 struct avs_tplg_pin_format *tpin = &tcfg->generic.pin_fmts[i];
498 struct avs_pin_format *pin = &cfg->pin_fmts[i];
500 pin->pin_index = tpin->pin_index;
501 pin->iobs = tpin->iobs;
502 pin->audio_fmt = *tpin->fmt;
505 ret = avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
506 t->core_id, t->domain, cfg, cfg_size,
512 static int avs_probe_create(struct avs_dev *adev, struct avs_path_module *mod)
514 dev_err(adev->dev, "Probe module can't be instantiated by topology");
518 struct avs_module_create {
520 int (*create)(struct avs_dev *adev, struct avs_path_module *mod);
523 static struct avs_module_create avs_module_create[] = {
524 { &AVS_MIXIN_MOD_UUID, avs_modbase_create },
525 { &AVS_MIXOUT_MOD_UUID, avs_modbase_create },
526 { &AVS_KPBUFF_MOD_UUID, avs_modbase_create },
527 { &AVS_COPIER_MOD_UUID, avs_copier_create },
528 { &AVS_PEAKVOL_MOD_UUID, avs_peakvol_create },
529 { &AVS_GAIN_MOD_UUID, avs_peakvol_create },
530 { &AVS_MICSEL_MOD_UUID, avs_micsel_create },
531 { &AVS_MUX_MOD_UUID, avs_mux_create },
532 { &AVS_UPDWMIX_MOD_UUID, avs_updown_mix_create },
533 { &AVS_SRCINTC_MOD_UUID, avs_src_create },
534 { &AVS_AEC_MOD_UUID, avs_aec_create },
535 { &AVS_ASRC_MOD_UUID, avs_asrc_create },
536 { &AVS_INTELWOV_MOD_UUID, avs_wov_create },
537 { &AVS_PROBE_MOD_UUID, avs_probe_create },
540 static int avs_path_module_type_create(struct avs_dev *adev, struct avs_path_module *mod)
542 const guid_t *type = &mod->template->cfg_ext->type;
544 for (int i = 0; i < ARRAY_SIZE(avs_module_create); i++)
545 if (guid_equal(type, avs_module_create[i].guid))
546 return avs_module_create[i].create(adev, mod);
548 return avs_modext_create(adev, mod);
551 static void avs_path_module_free(struct avs_dev *adev, struct avs_path_module *mod)
556 static struct avs_path_module *
557 avs_path_module_create(struct avs_dev *adev,
558 struct avs_path_pipeline *owner,
559 struct avs_tplg_module *template)
561 struct avs_path_module *mod;
564 module_id = avs_get_module_id(adev, &template->cfg_ext->type);
566 return ERR_PTR(module_id);
568 mod = kzalloc(sizeof(*mod), GFP_KERNEL);
570 return ERR_PTR(-ENOMEM);
572 mod->template = template;
573 mod->module_id = module_id;
575 INIT_LIST_HEAD(&mod->node);
577 ret = avs_path_module_type_create(adev, mod);
579 dev_err(adev->dev, "module-type create failed: %d\n", ret);
587 static int avs_path_binding_arm(struct avs_dev *adev, struct avs_path_binding *binding)
589 struct avs_path_module *this_mod, *target_mod;
590 struct avs_path_pipeline *target_ppl;
591 struct avs_path *target_path;
592 struct avs_tplg_binding *t;
594 t = binding->template;
595 this_mod = avs_path_find_module(binding->owner,
598 dev_err(adev->dev, "path mod %d not found\n", t->mod_id);
602 /* update with target_tplg_name too */
603 target_path = avs_path_find_path(adev, t->target_tplg_name,
604 t->target_path_tmpl_id);
606 dev_err(adev->dev, "target path %s:%d not found\n",
607 t->target_tplg_name, t->target_path_tmpl_id);
611 target_ppl = avs_path_find_pipeline(target_path,
614 dev_err(adev->dev, "target ppl %d not found\n", t->target_ppl_id);
618 target_mod = avs_path_find_module(target_ppl, t->target_mod_id);
620 dev_err(adev->dev, "target mod %d not found\n", t->target_mod_id);
625 binding->sink = this_mod;
626 binding->sink_pin = t->mod_pin;
627 binding->source = target_mod;
628 binding->source_pin = t->target_mod_pin;
630 binding->sink = target_mod;
631 binding->sink_pin = t->target_mod_pin;
632 binding->source = this_mod;
633 binding->source_pin = t->mod_pin;
639 static void avs_path_binding_free(struct avs_dev *adev, struct avs_path_binding *binding)
644 static struct avs_path_binding *avs_path_binding_create(struct avs_dev *adev,
645 struct avs_path_pipeline *owner,
646 struct avs_tplg_binding *t)
648 struct avs_path_binding *binding;
650 binding = kzalloc(sizeof(*binding), GFP_KERNEL);
652 return ERR_PTR(-ENOMEM);
654 binding->template = t;
655 binding->owner = owner;
656 INIT_LIST_HEAD(&binding->node);
661 static int avs_path_pipeline_arm(struct avs_dev *adev,
662 struct avs_path_pipeline *ppl)
664 struct avs_path_module *mod;
666 list_for_each_entry(mod, &ppl->mod_list, node) {
667 struct avs_path_module *source, *sink;
671 * Only one module (so it's implicitly last) or it is the last
672 * one, either way we don't have next module to bind it to.
674 if (mod == list_last_entry(&ppl->mod_list,
675 struct avs_path_module, node))
678 /* bind current module to next module on list */
680 sink = list_next_entry(mod, node);
681 if (!source || !sink)
684 ret = avs_ipc_bind(adev, source->module_id, source->instance_id,
685 sink->module_id, sink->instance_id, 0, 0);
687 return AVS_IPC_RET(ret);
693 static void avs_path_pipeline_free(struct avs_dev *adev,
694 struct avs_path_pipeline *ppl)
696 struct avs_path_binding *binding, *bsave;
697 struct avs_path_module *mod, *save;
699 list_for_each_entry_safe(binding, bsave, &ppl->binding_list, node) {
700 list_del(&binding->node);
701 avs_path_binding_free(adev, binding);
704 avs_dsp_delete_pipeline(adev, ppl->instance_id);
706 /* Unload resources occupied by owned modules */
707 list_for_each_entry_safe(mod, save, &ppl->mod_list, node) {
708 avs_dsp_delete_module(adev, mod->module_id, mod->instance_id,
709 mod->owner->instance_id,
710 mod->template->core_id);
711 avs_path_module_free(adev, mod);
714 list_del(&ppl->node);
718 static struct avs_path_pipeline *
719 avs_path_pipeline_create(struct avs_dev *adev, struct avs_path *owner,
720 struct avs_tplg_pipeline *template)
722 struct avs_path_pipeline *ppl;
723 struct avs_tplg_pplcfg *cfg = template->cfg;
724 struct avs_tplg_module *tmod;
727 ppl = kzalloc(sizeof(*ppl), GFP_KERNEL);
729 return ERR_PTR(-ENOMEM);
731 ppl->template = template;
733 INIT_LIST_HEAD(&ppl->binding_list);
734 INIT_LIST_HEAD(&ppl->mod_list);
735 INIT_LIST_HEAD(&ppl->node);
737 ret = avs_dsp_create_pipeline(adev, cfg->req_size, cfg->priority,
738 cfg->lp, cfg->attributes,
741 dev_err(adev->dev, "error creating pipeline %d\n", ret);
746 list_for_each_entry(tmod, &template->mod_list, node) {
747 struct avs_path_module *mod;
749 mod = avs_path_module_create(adev, ppl, tmod);
752 dev_err(adev->dev, "error creating module %d\n", ret);
756 list_add_tail(&mod->node, &ppl->mod_list);
759 for (i = 0; i < template->num_bindings; i++) {
760 struct avs_path_binding *binding;
762 binding = avs_path_binding_create(adev, ppl, template->bindings[i]);
763 if (IS_ERR(binding)) {
764 ret = PTR_ERR(binding);
765 dev_err(adev->dev, "error creating binding %d\n", ret);
769 list_add_tail(&binding->node, &ppl->binding_list);
775 avs_path_pipeline_free(adev, ppl);
779 static int avs_path_init(struct avs_dev *adev, struct avs_path *path,
780 struct avs_tplg_path *template, u32 dma_id)
782 struct avs_tplg_pipeline *tppl;
785 path->template = template;
786 path->dma_id = dma_id;
787 INIT_LIST_HEAD(&path->ppl_list);
788 INIT_LIST_HEAD(&path->node);
790 /* create all the pipelines */
791 list_for_each_entry(tppl, &template->ppl_list, node) {
792 struct avs_path_pipeline *ppl;
794 ppl = avs_path_pipeline_create(adev, path, tppl);
798 list_add_tail(&ppl->node, &path->ppl_list);
801 spin_lock(&adev->path_list_lock);
802 list_add_tail(&path->node, &adev->path_list);
803 spin_unlock(&adev->path_list_lock);
808 static int avs_path_arm(struct avs_dev *adev, struct avs_path *path)
810 struct avs_path_pipeline *ppl;
811 struct avs_path_binding *binding;
814 list_for_each_entry(ppl, &path->ppl_list, node) {
816 * Arm all ppl bindings before binding internal modules
817 * as it costs no IPCs which isn't true for the latter.
819 list_for_each_entry(binding, &ppl->binding_list, node) {
820 ret = avs_path_binding_arm(adev, binding);
825 ret = avs_path_pipeline_arm(adev, ppl);
833 static void avs_path_free_unlocked(struct avs_path *path)
835 struct avs_path_pipeline *ppl, *save;
837 spin_lock(&path->owner->path_list_lock);
838 list_del(&path->node);
839 spin_unlock(&path->owner->path_list_lock);
841 list_for_each_entry_safe(ppl, save, &path->ppl_list, node)
842 avs_path_pipeline_free(path->owner, ppl);
847 static struct avs_path *avs_path_create_unlocked(struct avs_dev *adev, u32 dma_id,
848 struct avs_tplg_path *template)
850 struct avs_path *path;
853 path = kzalloc(sizeof(*path), GFP_KERNEL);
855 return ERR_PTR(-ENOMEM);
857 ret = avs_path_init(adev, path, template, dma_id);
861 ret = avs_path_arm(adev, path);
865 path->state = AVS_PPL_STATE_INVALID;
868 avs_path_free_unlocked(path);
872 void avs_path_free(struct avs_path *path)
874 struct avs_dev *adev = path->owner;
876 mutex_lock(&adev->path_mutex);
877 avs_path_free_unlocked(path);
878 mutex_unlock(&adev->path_mutex);
881 struct avs_path *avs_path_create(struct avs_dev *adev, u32 dma_id,
882 struct avs_tplg_path_template *template,
883 struct snd_pcm_hw_params *fe_params,
884 struct snd_pcm_hw_params *be_params)
886 struct avs_tplg_path *variant;
887 struct avs_path *path;
889 variant = avs_path_find_variant(adev, template, fe_params, be_params);
891 dev_err(adev->dev, "no matching variant found\n");
892 return ERR_PTR(-ENOENT);
895 /* Serialize path and its components creation. */
896 mutex_lock(&adev->path_mutex);
897 /* Satisfy needs of avs_path_find_tplg(). */
898 mutex_lock(&adev->comp_list_mutex);
900 path = avs_path_create_unlocked(adev, dma_id, variant);
902 mutex_unlock(&adev->comp_list_mutex);
903 mutex_unlock(&adev->path_mutex);
908 static int avs_path_bind_prepare(struct avs_dev *adev,
909 struct avs_path_binding *binding)
911 const struct avs_audio_format *src_fmt, *sink_fmt;
912 struct avs_tplg_module *tsource = binding->source->template;
913 struct avs_path_module *source = binding->source;
917 * only copier modules about to be bound
918 * to output pin other than 0 need preparation
920 if (!binding->source_pin)
922 if (!guid_equal(&tsource->cfg_ext->type, &AVS_COPIER_MOD_UUID))
925 src_fmt = tsource->in_fmt;
926 sink_fmt = binding->sink->template->in_fmt;
928 ret = avs_ipc_copier_set_sink_format(adev, source->module_id,
929 source->instance_id, binding->source_pin,
932 dev_err(adev->dev, "config copier failed: %d\n", ret);
933 return AVS_IPC_RET(ret);
939 int avs_path_bind(struct avs_path *path)
941 struct avs_path_pipeline *ppl;
942 struct avs_dev *adev = path->owner;
945 list_for_each_entry(ppl, &path->ppl_list, node) {
946 struct avs_path_binding *binding;
948 list_for_each_entry(binding, &ppl->binding_list, node) {
949 struct avs_path_module *source, *sink;
951 source = binding->source;
952 sink = binding->sink;
954 ret = avs_path_bind_prepare(adev, binding);
958 ret = avs_ipc_bind(adev, source->module_id,
959 source->instance_id, sink->module_id,
960 sink->instance_id, binding->sink_pin,
961 binding->source_pin);
963 dev_err(adev->dev, "bind path failed: %d\n", ret);
964 return AVS_IPC_RET(ret);
972 int avs_path_unbind(struct avs_path *path)
974 struct avs_path_pipeline *ppl;
975 struct avs_dev *adev = path->owner;
978 list_for_each_entry(ppl, &path->ppl_list, node) {
979 struct avs_path_binding *binding;
981 list_for_each_entry(binding, &ppl->binding_list, node) {
982 struct avs_path_module *source, *sink;
984 source = binding->source;
985 sink = binding->sink;
987 ret = avs_ipc_unbind(adev, source->module_id,
988 source->instance_id, sink->module_id,
989 sink->instance_id, binding->sink_pin,
990 binding->source_pin);
992 dev_err(adev->dev, "unbind path failed: %d\n", ret);
993 return AVS_IPC_RET(ret);
1001 int avs_path_reset(struct avs_path *path)
1003 struct avs_path_pipeline *ppl;
1004 struct avs_dev *adev = path->owner;
1007 if (path->state == AVS_PPL_STATE_RESET)
1010 list_for_each_entry(ppl, &path->ppl_list, node) {
1011 ret = avs_ipc_set_pipeline_state(adev, ppl->instance_id,
1012 AVS_PPL_STATE_RESET);
1014 dev_err(adev->dev, "reset path failed: %d\n", ret);
1015 path->state = AVS_PPL_STATE_INVALID;
1016 return AVS_IPC_RET(ret);
1020 path->state = AVS_PPL_STATE_RESET;
1024 int avs_path_pause(struct avs_path *path)
1026 struct avs_path_pipeline *ppl;
1027 struct avs_dev *adev = path->owner;
1030 if (path->state == AVS_PPL_STATE_PAUSED)
1033 list_for_each_entry_reverse(ppl, &path->ppl_list, node) {
1034 ret = avs_ipc_set_pipeline_state(adev, ppl->instance_id,
1035 AVS_PPL_STATE_PAUSED);
1037 dev_err(adev->dev, "pause path failed: %d\n", ret);
1038 path->state = AVS_PPL_STATE_INVALID;
1039 return AVS_IPC_RET(ret);
1043 path->state = AVS_PPL_STATE_PAUSED;
1047 int avs_path_run(struct avs_path *path, int trigger)
1049 struct avs_path_pipeline *ppl;
1050 struct avs_dev *adev = path->owner;
1053 if (path->state == AVS_PPL_STATE_RUNNING && trigger == AVS_TPLG_TRIGGER_AUTO)
1056 list_for_each_entry(ppl, &path->ppl_list, node) {
1057 if (ppl->template->cfg->trigger != trigger)
1060 ret = avs_ipc_set_pipeline_state(adev, ppl->instance_id,
1061 AVS_PPL_STATE_RUNNING);
1063 dev_err(adev->dev, "run path failed: %d\n", ret);
1064 path->state = AVS_PPL_STATE_INVALID;
1065 return AVS_IPC_RET(ret);
1069 path->state = AVS_PPL_STATE_RUNNING;