1 // SPDX-License-Identifier: GPL-2.0-only
3 // Copyright(c) 2021 Intel Corporation. All rights reserved.
5 // Authors: Cezary Rojewski <cezary.rojewski@intel.com>
6 // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
9 #include <linux/acpi.h>
10 #include <acpi/nhlt.h>
11 #include <sound/pcm_params.h>
12 #include <sound/soc.h>
18 /* Must be called with adev->comp_list_mutex held. */
19 static struct avs_tplg *
20 avs_path_find_tplg(struct avs_dev *adev, const char *name)
22 struct avs_soc_component *acomp;
24 list_for_each_entry(acomp, &adev->comp_list, node)
25 if (!strcmp(acomp->tplg->name, name))
30 static struct avs_path_module *
31 avs_path_find_module(struct avs_path_pipeline *ppl, u32 template_id)
33 struct avs_path_module *mod;
35 list_for_each_entry(mod, &ppl->mod_list, node)
36 if (mod->template->id == template_id)
41 static struct avs_path_pipeline *
42 avs_path_find_pipeline(struct avs_path *path, u32 template_id)
44 struct avs_path_pipeline *ppl;
46 list_for_each_entry(ppl, &path->ppl_list, node)
47 if (ppl->template->id == template_id)
52 static struct avs_path *
53 avs_path_find_path(struct avs_dev *adev, const char *name, u32 template_id)
55 struct avs_tplg_path_template *pos, *template = NULL;
56 struct avs_tplg *tplg;
57 struct avs_path *path;
59 tplg = avs_path_find_tplg(adev, name);
63 list_for_each_entry(pos, &tplg->path_tmpl_list, node) {
64 if (pos->id == template_id) {
72 spin_lock(&adev->path_list_lock);
73 /* Only one variant of given path template may be instantiated at a time. */
74 list_for_each_entry(path, &adev->path_list, node) {
75 if (path->template->owner == template) {
76 spin_unlock(&adev->path_list_lock);
81 spin_unlock(&adev->path_list_lock);
85 static bool avs_test_hw_params(struct snd_pcm_hw_params *params,
86 struct avs_audio_format *fmt)
88 return (params_rate(params) == fmt->sampling_freq &&
89 params_channels(params) == fmt->num_channels &&
90 params_physical_width(params) == fmt->bit_depth &&
91 snd_pcm_hw_params_bits(params) == fmt->valid_bit_depth);
94 static struct avs_tplg_path *
95 avs_path_find_variant(struct avs_dev *adev,
96 struct avs_tplg_path_template *template,
97 struct snd_pcm_hw_params *fe_params,
98 struct snd_pcm_hw_params *be_params)
100 struct avs_tplg_path *variant;
102 list_for_each_entry(variant, &template->path_list, node) {
103 dev_dbg(adev->dev, "check FE rate %d chn %d vbd %d bd %d\n",
104 variant->fe_fmt->sampling_freq, variant->fe_fmt->num_channels,
105 variant->fe_fmt->valid_bit_depth, variant->fe_fmt->bit_depth);
106 dev_dbg(adev->dev, "check BE rate %d chn %d vbd %d bd %d\n",
107 variant->be_fmt->sampling_freq, variant->be_fmt->num_channels,
108 variant->be_fmt->valid_bit_depth, variant->be_fmt->bit_depth);
110 if (variant->fe_fmt && avs_test_hw_params(fe_params, variant->fe_fmt) &&
111 variant->be_fmt && avs_test_hw_params(be_params, variant->be_fmt))
119 static bool avs_dma_type_is_host(u32 dma_type)
121 return dma_type == AVS_DMA_HDA_HOST_OUTPUT ||
122 dma_type == AVS_DMA_HDA_HOST_INPUT;
126 static bool avs_dma_type_is_link(u32 dma_type)
128 return !avs_dma_type_is_host(dma_type);
132 static bool avs_dma_type_is_output(u32 dma_type)
134 return dma_type == AVS_DMA_HDA_HOST_OUTPUT ||
135 dma_type == AVS_DMA_HDA_LINK_OUTPUT ||
136 dma_type == AVS_DMA_I2S_LINK_OUTPUT;
140 static bool avs_dma_type_is_input(u32 dma_type)
142 return !avs_dma_type_is_output(dma_type);
145 static int avs_copier_create(struct avs_dev *adev, struct avs_path_module *mod)
147 struct avs_tplg_module *t = mod->template;
148 struct avs_copier_cfg *cfg;
149 struct acpi_nhlt_format_config *ep_blob;
150 struct acpi_nhlt_endpoint *ep;
151 union avs_connector_node_id node_id = {0};
152 size_t cfg_size, data_size = 0;
157 dma_type = t->cfg_ext->copier.dma_type;
158 node_id.dma_type = dma_type;
161 struct avs_audio_format *fmt;
164 case AVS_DMA_I2S_LINK_OUTPUT:
165 case AVS_DMA_I2S_LINK_INPUT:
166 if (avs_dma_type_is_input(dma_type))
167 direction = SNDRV_PCM_STREAM_CAPTURE;
169 direction = SNDRV_PCM_STREAM_PLAYBACK;
171 if (t->cfg_ext->copier.blob_fmt)
172 fmt = t->cfg_ext->copier.blob_fmt;
173 else if (direction == SNDRV_PCM_STREAM_CAPTURE)
176 fmt = t->cfg_ext->copier.out_fmt;
178 ep = acpi_nhlt_find_endpoint(ACPI_NHLT_LINKTYPE_SSP,
179 ACPI_NHLT_DEVICETYPE_CODEC, direction,
180 t->cfg_ext->copier.vindex.i2s.instance);
181 ep_blob = acpi_nhlt_endpoint_find_fmtcfg(ep, fmt->num_channels, fmt->sampling_freq,
182 fmt->valid_bit_depth, fmt->bit_depth);
184 dev_err(adev->dev, "no I2S ep_blob found\n");
188 data = ep_blob->config.capabilities;
189 data_size = ep_blob->config.capabilities_size;
190 /* I2S gateway's vindex is statically assigned in topology */
191 node_id.vindex = t->cfg_ext->copier.vindex.val;
195 case AVS_DMA_DMIC_LINK_INPUT:
196 direction = SNDRV_PCM_STREAM_CAPTURE;
198 if (t->cfg_ext->copier.blob_fmt)
199 fmt = t->cfg_ext->copier.blob_fmt;
203 ep = acpi_nhlt_find_endpoint(ACPI_NHLT_LINKTYPE_PDM, -1, direction, 0);
204 ep_blob = acpi_nhlt_endpoint_find_fmtcfg(ep, fmt->num_channels, fmt->sampling_freq,
205 fmt->valid_bit_depth, fmt->bit_depth);
207 dev_err(adev->dev, "no DMIC ep_blob found\n");
211 data = ep_blob->config.capabilities;
212 data_size = ep_blob->config.capabilities_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);
240 if (cfg_size > AVS_MAILBOX_SIZE)
243 cfg = adev->modcfg_buf;
244 memset(cfg, 0, cfg_size);
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,
267 static struct avs_control_data *avs_get_module_control(struct avs_path_module *mod)
269 struct avs_tplg_module *t = mod->template;
270 struct avs_tplg_path_template *path_tmpl;
271 struct snd_soc_dapm_widget *w;
274 path_tmpl = t->owner->owner->owner;
277 for (i = 0; i < w->num_kcontrols; i++) {
278 struct avs_control_data *ctl_data;
279 struct soc_mixer_control *mc;
281 mc = (struct soc_mixer_control *)w->kcontrols[i]->private_value;
282 ctl_data = (struct avs_control_data *)mc->dobj.private;
283 if (ctl_data->id == t->ctl_id)
290 static int avs_peakvol_create(struct avs_dev *adev, struct avs_path_module *mod)
292 struct avs_tplg_module *t = mod->template;
293 struct avs_control_data *ctl_data;
294 struct avs_peakvol_cfg *cfg;
295 int volume = S32_MAX;
299 ctl_data = avs_get_module_control(mod);
301 volume = ctl_data->volume;
303 /* As 2+ channels controls are unsupported, have a single block for all channels. */
304 cfg_size = struct_size(cfg, vols, 1);
305 if (cfg_size > AVS_MAILBOX_SIZE)
308 cfg = adev->modcfg_buf;
309 memset(cfg, 0, cfg_size);
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, cfg_size, &mod->instance_id);
326 static int avs_updown_mix_create(struct avs_dev *adev, struct avs_path_module *mod)
328 struct avs_tplg_module *t = mod->template;
329 struct avs_updown_mixer_cfg cfg;
332 cfg.base.cpc = t->cfg_base->cpc;
333 cfg.base.ibs = t->cfg_base->ibs;
334 cfg.base.obs = t->cfg_base->obs;
335 cfg.base.is_pages = t->cfg_base->is_pages;
336 cfg.base.audio_fmt = *t->in_fmt;
337 cfg.out_channel_config = t->cfg_ext->updown_mix.out_channel_config;
338 cfg.coefficients_select = t->cfg_ext->updown_mix.coefficients_select;
339 for (i = 0; i < AVS_CHANNELS_MAX; i++)
340 cfg.coefficients[i] = t->cfg_ext->updown_mix.coefficients[i];
341 cfg.channel_map = t->cfg_ext->updown_mix.channel_map;
343 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
344 t->core_id, t->domain, &cfg, sizeof(cfg),
348 static int avs_src_create(struct avs_dev *adev, struct avs_path_module *mod)
350 struct avs_tplg_module *t = mod->template;
351 struct avs_src_cfg cfg;
353 cfg.base.cpc = t->cfg_base->cpc;
354 cfg.base.ibs = t->cfg_base->ibs;
355 cfg.base.obs = t->cfg_base->obs;
356 cfg.base.is_pages = t->cfg_base->is_pages;
357 cfg.base.audio_fmt = *t->in_fmt;
358 cfg.out_freq = t->cfg_ext->src.out_freq;
360 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
361 t->core_id, t->domain, &cfg, sizeof(cfg),
365 static int avs_asrc_create(struct avs_dev *adev, struct avs_path_module *mod)
367 struct avs_tplg_module *t = mod->template;
368 struct avs_asrc_cfg cfg;
370 cfg.base.cpc = t->cfg_base->cpc;
371 cfg.base.ibs = t->cfg_base->ibs;
372 cfg.base.obs = t->cfg_base->obs;
373 cfg.base.is_pages = t->cfg_base->is_pages;
374 cfg.base.audio_fmt = *t->in_fmt;
375 cfg.out_freq = t->cfg_ext->asrc.out_freq;
376 cfg.mode = t->cfg_ext->asrc.mode;
377 cfg.disable_jitter_buffer = t->cfg_ext->asrc.disable_jitter_buffer;
379 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
380 t->core_id, t->domain, &cfg, sizeof(cfg),
384 static int avs_aec_create(struct avs_dev *adev, struct avs_path_module *mod)
386 struct avs_tplg_module *t = mod->template;
387 struct avs_aec_cfg cfg;
389 cfg.base.cpc = t->cfg_base->cpc;
390 cfg.base.ibs = t->cfg_base->ibs;
391 cfg.base.obs = t->cfg_base->obs;
392 cfg.base.is_pages = t->cfg_base->is_pages;
393 cfg.base.audio_fmt = *t->in_fmt;
394 cfg.ref_fmt = *t->cfg_ext->aec.ref_fmt;
395 cfg.out_fmt = *t->cfg_ext->aec.out_fmt;
396 cfg.cpc_lp_mode = t->cfg_ext->aec.cpc_lp_mode;
398 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
399 t->core_id, t->domain, &cfg, sizeof(cfg),
403 static int avs_mux_create(struct avs_dev *adev, struct avs_path_module *mod)
405 struct avs_tplg_module *t = mod->template;
406 struct avs_mux_cfg cfg;
408 cfg.base.cpc = t->cfg_base->cpc;
409 cfg.base.ibs = t->cfg_base->ibs;
410 cfg.base.obs = t->cfg_base->obs;
411 cfg.base.is_pages = t->cfg_base->is_pages;
412 cfg.base.audio_fmt = *t->in_fmt;
413 cfg.ref_fmt = *t->cfg_ext->mux.ref_fmt;
414 cfg.out_fmt = *t->cfg_ext->mux.out_fmt;
416 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
417 t->core_id, t->domain, &cfg, sizeof(cfg),
421 static int avs_wov_create(struct avs_dev *adev, struct avs_path_module *mod)
423 struct avs_tplg_module *t = mod->template;
424 struct avs_wov_cfg cfg;
426 cfg.base.cpc = t->cfg_base->cpc;
427 cfg.base.ibs = t->cfg_base->ibs;
428 cfg.base.obs = t->cfg_base->obs;
429 cfg.base.is_pages = t->cfg_base->is_pages;
430 cfg.base.audio_fmt = *t->in_fmt;
431 cfg.cpc_lp_mode = t->cfg_ext->wov.cpc_lp_mode;
433 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
434 t->core_id, t->domain, &cfg, sizeof(cfg),
438 static int avs_micsel_create(struct avs_dev *adev, struct avs_path_module *mod)
440 struct avs_tplg_module *t = mod->template;
441 struct avs_micsel_cfg cfg;
443 cfg.base.cpc = t->cfg_base->cpc;
444 cfg.base.ibs = t->cfg_base->ibs;
445 cfg.base.obs = t->cfg_base->obs;
446 cfg.base.is_pages = t->cfg_base->is_pages;
447 cfg.base.audio_fmt = *t->in_fmt;
448 cfg.out_fmt = *t->cfg_ext->micsel.out_fmt;
450 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
451 t->core_id, t->domain, &cfg, sizeof(cfg),
455 static int avs_modbase_create(struct avs_dev *adev, struct avs_path_module *mod)
457 struct avs_tplg_module *t = mod->template;
458 struct avs_modcfg_base cfg;
460 cfg.cpc = t->cfg_base->cpc;
461 cfg.ibs = t->cfg_base->ibs;
462 cfg.obs = t->cfg_base->obs;
463 cfg.is_pages = t->cfg_base->is_pages;
464 cfg.audio_fmt = *t->in_fmt;
466 return avs_dsp_init_module(adev, mod->module_id, mod->owner->instance_id,
467 t->core_id, t->domain, &cfg, sizeof(cfg),
471 static int avs_modext_create(struct avs_dev *adev, struct avs_path_module *mod)
473 struct avs_tplg_module *t = mod->template;
474 struct avs_tplg_modcfg_ext *tcfg = t->cfg_ext;
475 struct avs_modcfg_ext *cfg;
476 size_t cfg_size, num_pins;
479 num_pins = tcfg->generic.num_input_pins + tcfg->generic.num_output_pins;
480 cfg_size = struct_size(cfg, pin_fmts, num_pins);
482 if (cfg_size > AVS_MAILBOX_SIZE)
485 cfg = adev->modcfg_buf;
486 memset(cfg, 0, cfg_size);
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,
511 static int avs_probe_create(struct avs_dev *adev, struct avs_path_module *mod)
513 dev_err(adev->dev, "Probe module can't be instantiated by topology");
517 struct avs_module_create {
519 int (*create)(struct avs_dev *adev, struct avs_path_module *mod);
522 static struct avs_module_create avs_module_create[] = {
523 { &AVS_MIXIN_MOD_UUID, avs_modbase_create },
524 { &AVS_MIXOUT_MOD_UUID, avs_modbase_create },
525 { &AVS_KPBUFF_MOD_UUID, avs_modbase_create },
526 { &AVS_COPIER_MOD_UUID, avs_copier_create },
527 { &AVS_PEAKVOL_MOD_UUID, avs_peakvol_create },
528 { &AVS_GAIN_MOD_UUID, avs_peakvol_create },
529 { &AVS_MICSEL_MOD_UUID, avs_micsel_create },
530 { &AVS_MUX_MOD_UUID, avs_mux_create },
531 { &AVS_UPDWMIX_MOD_UUID, avs_updown_mix_create },
532 { &AVS_SRCINTC_MOD_UUID, avs_src_create },
533 { &AVS_AEC_MOD_UUID, avs_aec_create },
534 { &AVS_ASRC_MOD_UUID, avs_asrc_create },
535 { &AVS_INTELWOV_MOD_UUID, avs_wov_create },
536 { &AVS_PROBE_MOD_UUID, avs_probe_create },
539 static int avs_path_module_type_create(struct avs_dev *adev, struct avs_path_module *mod)
541 const guid_t *type = &mod->template->cfg_ext->type;
543 for (int i = 0; i < ARRAY_SIZE(avs_module_create); i++)
544 if (guid_equal(type, avs_module_create[i].guid))
545 return avs_module_create[i].create(adev, mod);
547 return avs_modext_create(adev, mod);
550 static int avs_path_module_send_init_configs(struct avs_dev *adev, struct avs_path_module *mod)
552 struct avs_soc_component *acomp;
554 acomp = to_avs_soc_component(mod->template->owner->owner->owner->owner->comp);
556 u32 num_ids = mod->template->num_config_ids;
557 u32 *ids = mod->template->config_ids;
559 for (int i = 0; i < num_ids; i++) {
560 struct avs_tplg_init_config *config = &acomp->tplg->init_configs[ids[i]];
561 size_t len = config->length;
562 void *data = config->data;
563 u32 param = config->param;
566 ret = avs_ipc_set_large_config(adev, mod->module_id, mod->instance_id,
569 dev_err(adev->dev, "send initial module config failed: %d\n", ret);
570 return AVS_IPC_RET(ret);
577 static void avs_path_module_free(struct avs_dev *adev, struct avs_path_module *mod)
582 static struct avs_path_module *
583 avs_path_module_create(struct avs_dev *adev,
584 struct avs_path_pipeline *owner,
585 struct avs_tplg_module *template)
587 struct avs_path_module *mod;
590 module_id = avs_get_module_id(adev, &template->cfg_ext->type);
592 return ERR_PTR(module_id);
594 mod = kzalloc(sizeof(*mod), GFP_KERNEL);
596 return ERR_PTR(-ENOMEM);
598 mod->template = template;
599 mod->module_id = module_id;
601 INIT_LIST_HEAD(&mod->node);
603 ret = avs_path_module_type_create(adev, mod);
605 dev_err(adev->dev, "module-type create failed: %d\n", ret);
610 ret = avs_path_module_send_init_configs(adev, mod);
619 static int avs_path_binding_arm(struct avs_dev *adev, struct avs_path_binding *binding)
621 struct avs_path_module *this_mod, *target_mod;
622 struct avs_path_pipeline *target_ppl;
623 struct avs_path *target_path;
624 struct avs_tplg_binding *t;
626 t = binding->template;
627 this_mod = avs_path_find_module(binding->owner,
630 dev_err(adev->dev, "path mod %d not found\n", t->mod_id);
634 /* update with target_tplg_name too */
635 target_path = avs_path_find_path(adev, t->target_tplg_name,
636 t->target_path_tmpl_id);
638 dev_err(adev->dev, "target path %s:%d not found\n",
639 t->target_tplg_name, t->target_path_tmpl_id);
643 target_ppl = avs_path_find_pipeline(target_path,
646 dev_err(adev->dev, "target ppl %d not found\n", t->target_ppl_id);
650 target_mod = avs_path_find_module(target_ppl, t->target_mod_id);
652 dev_err(adev->dev, "target mod %d not found\n", t->target_mod_id);
657 binding->sink = this_mod;
658 binding->sink_pin = t->mod_pin;
659 binding->source = target_mod;
660 binding->source_pin = t->target_mod_pin;
662 binding->sink = target_mod;
663 binding->sink_pin = t->target_mod_pin;
664 binding->source = this_mod;
665 binding->source_pin = t->mod_pin;
671 static void avs_path_binding_free(struct avs_dev *adev, struct avs_path_binding *binding)
676 static struct avs_path_binding *avs_path_binding_create(struct avs_dev *adev,
677 struct avs_path_pipeline *owner,
678 struct avs_tplg_binding *t)
680 struct avs_path_binding *binding;
682 binding = kzalloc(sizeof(*binding), GFP_KERNEL);
684 return ERR_PTR(-ENOMEM);
686 binding->template = t;
687 binding->owner = owner;
688 INIT_LIST_HEAD(&binding->node);
693 static int avs_path_pipeline_arm(struct avs_dev *adev,
694 struct avs_path_pipeline *ppl)
696 struct avs_path_module *mod;
698 list_for_each_entry(mod, &ppl->mod_list, node) {
699 struct avs_path_module *source, *sink;
703 * Only one module (so it's implicitly last) or it is the last
704 * one, either way we don't have next module to bind it to.
706 if (mod == list_last_entry(&ppl->mod_list,
707 struct avs_path_module, node))
710 /* bind current module to next module on list */
712 sink = list_next_entry(mod, node);
713 if (!source || !sink)
716 ret = avs_ipc_bind(adev, source->module_id, source->instance_id,
717 sink->module_id, sink->instance_id, 0, 0);
719 return AVS_IPC_RET(ret);
725 static void avs_path_pipeline_free(struct avs_dev *adev,
726 struct avs_path_pipeline *ppl)
728 struct avs_path_binding *binding, *bsave;
729 struct avs_path_module *mod, *save;
731 list_for_each_entry_safe(binding, bsave, &ppl->binding_list, node) {
732 list_del(&binding->node);
733 avs_path_binding_free(adev, binding);
736 avs_dsp_delete_pipeline(adev, ppl->instance_id);
738 /* Unload resources occupied by owned modules */
739 list_for_each_entry_safe(mod, save, &ppl->mod_list, node) {
740 avs_dsp_delete_module(adev, mod->module_id, mod->instance_id,
741 mod->owner->instance_id,
742 mod->template->core_id);
743 avs_path_module_free(adev, mod);
746 list_del(&ppl->node);
750 static struct avs_path_pipeline *
751 avs_path_pipeline_create(struct avs_dev *adev, struct avs_path *owner,
752 struct avs_tplg_pipeline *template)
754 struct avs_path_pipeline *ppl;
755 struct avs_tplg_pplcfg *cfg = template->cfg;
756 struct avs_tplg_module *tmod;
759 ppl = kzalloc(sizeof(*ppl), GFP_KERNEL);
761 return ERR_PTR(-ENOMEM);
763 ppl->template = template;
765 INIT_LIST_HEAD(&ppl->binding_list);
766 INIT_LIST_HEAD(&ppl->mod_list);
767 INIT_LIST_HEAD(&ppl->node);
769 ret = avs_dsp_create_pipeline(adev, cfg->req_size, cfg->priority,
770 cfg->lp, cfg->attributes,
773 dev_err(adev->dev, "error creating pipeline %d\n", ret);
778 list_for_each_entry(tmod, &template->mod_list, node) {
779 struct avs_path_module *mod;
781 mod = avs_path_module_create(adev, ppl, tmod);
784 dev_err(adev->dev, "error creating module %d\n", ret);
788 list_add_tail(&mod->node, &ppl->mod_list);
791 for (i = 0; i < template->num_bindings; i++) {
792 struct avs_path_binding *binding;
794 binding = avs_path_binding_create(adev, ppl, template->bindings[i]);
795 if (IS_ERR(binding)) {
796 ret = PTR_ERR(binding);
797 dev_err(adev->dev, "error creating binding %d\n", ret);
801 list_add_tail(&binding->node, &ppl->binding_list);
807 avs_path_pipeline_free(adev, ppl);
811 static int avs_path_init(struct avs_dev *adev, struct avs_path *path,
812 struct avs_tplg_path *template, u32 dma_id)
814 struct avs_tplg_pipeline *tppl;
817 path->template = template;
818 path->dma_id = dma_id;
819 INIT_LIST_HEAD(&path->ppl_list);
820 INIT_LIST_HEAD(&path->node);
822 /* create all the pipelines */
823 list_for_each_entry(tppl, &template->ppl_list, node) {
824 struct avs_path_pipeline *ppl;
826 ppl = avs_path_pipeline_create(adev, path, tppl);
830 list_add_tail(&ppl->node, &path->ppl_list);
833 spin_lock(&adev->path_list_lock);
834 list_add_tail(&path->node, &adev->path_list);
835 spin_unlock(&adev->path_list_lock);
840 static int avs_path_arm(struct avs_dev *adev, struct avs_path *path)
842 struct avs_path_pipeline *ppl;
843 struct avs_path_binding *binding;
846 list_for_each_entry(ppl, &path->ppl_list, node) {
848 * Arm all ppl bindings before binding internal modules
849 * as it costs no IPCs which isn't true for the latter.
851 list_for_each_entry(binding, &ppl->binding_list, node) {
852 ret = avs_path_binding_arm(adev, binding);
857 ret = avs_path_pipeline_arm(adev, ppl);
865 static void avs_path_free_unlocked(struct avs_path *path)
867 struct avs_path_pipeline *ppl, *save;
869 spin_lock(&path->owner->path_list_lock);
870 list_del(&path->node);
871 spin_unlock(&path->owner->path_list_lock);
873 list_for_each_entry_safe(ppl, save, &path->ppl_list, node)
874 avs_path_pipeline_free(path->owner, ppl);
879 static struct avs_path *avs_path_create_unlocked(struct avs_dev *adev, u32 dma_id,
880 struct avs_tplg_path *template)
882 struct avs_path *path;
885 path = kzalloc(sizeof(*path), GFP_KERNEL);
887 return ERR_PTR(-ENOMEM);
889 ret = avs_path_init(adev, path, template, dma_id);
893 ret = avs_path_arm(adev, path);
897 path->state = AVS_PPL_STATE_INVALID;
900 avs_path_free_unlocked(path);
904 void avs_path_free(struct avs_path *path)
906 struct avs_dev *adev = path->owner;
908 mutex_lock(&adev->path_mutex);
909 avs_path_free_unlocked(path);
910 mutex_unlock(&adev->path_mutex);
913 struct avs_path *avs_path_create(struct avs_dev *adev, u32 dma_id,
914 struct avs_tplg_path_template *template,
915 struct snd_pcm_hw_params *fe_params,
916 struct snd_pcm_hw_params *be_params)
918 struct avs_tplg_path *variant;
919 struct avs_path *path;
921 variant = avs_path_find_variant(adev, template, fe_params, be_params);
923 dev_err(adev->dev, "no matching variant found\n");
924 return ERR_PTR(-ENOENT);
927 /* Serialize path and its components creation. */
928 mutex_lock(&adev->path_mutex);
929 /* Satisfy needs of avs_path_find_tplg(). */
930 mutex_lock(&adev->comp_list_mutex);
932 path = avs_path_create_unlocked(adev, dma_id, variant);
934 mutex_unlock(&adev->comp_list_mutex);
935 mutex_unlock(&adev->path_mutex);
940 static int avs_path_bind_prepare(struct avs_dev *adev,
941 struct avs_path_binding *binding)
943 const struct avs_audio_format *src_fmt, *sink_fmt;
944 struct avs_tplg_module *tsource = binding->source->template;
945 struct avs_path_module *source = binding->source;
949 * only copier modules about to be bound
950 * to output pin other than 0 need preparation
952 if (!binding->source_pin)
954 if (!guid_equal(&tsource->cfg_ext->type, &AVS_COPIER_MOD_UUID))
957 src_fmt = tsource->in_fmt;
958 sink_fmt = binding->sink->template->in_fmt;
960 ret = avs_ipc_copier_set_sink_format(adev, source->module_id,
961 source->instance_id, binding->source_pin,
964 dev_err(adev->dev, "config copier failed: %d\n", ret);
965 return AVS_IPC_RET(ret);
971 int avs_path_bind(struct avs_path *path)
973 struct avs_path_pipeline *ppl;
974 struct avs_dev *adev = path->owner;
977 list_for_each_entry(ppl, &path->ppl_list, node) {
978 struct avs_path_binding *binding;
980 list_for_each_entry(binding, &ppl->binding_list, node) {
981 struct avs_path_module *source, *sink;
983 source = binding->source;
984 sink = binding->sink;
986 ret = avs_path_bind_prepare(adev, binding);
990 ret = avs_ipc_bind(adev, source->module_id,
991 source->instance_id, sink->module_id,
992 sink->instance_id, binding->sink_pin,
993 binding->source_pin);
995 dev_err(adev->dev, "bind path failed: %d\n", ret);
996 return AVS_IPC_RET(ret);
1004 int avs_path_unbind(struct avs_path *path)
1006 struct avs_path_pipeline *ppl;
1007 struct avs_dev *adev = path->owner;
1010 list_for_each_entry(ppl, &path->ppl_list, node) {
1011 struct avs_path_binding *binding;
1013 list_for_each_entry(binding, &ppl->binding_list, node) {
1014 struct avs_path_module *source, *sink;
1016 source = binding->source;
1017 sink = binding->sink;
1019 ret = avs_ipc_unbind(adev, source->module_id,
1020 source->instance_id, sink->module_id,
1021 sink->instance_id, binding->sink_pin,
1022 binding->source_pin);
1024 dev_err(adev->dev, "unbind path failed: %d\n", ret);
1025 return AVS_IPC_RET(ret);
1033 int avs_path_reset(struct avs_path *path)
1035 struct avs_path_pipeline *ppl;
1036 struct avs_dev *adev = path->owner;
1039 if (path->state == AVS_PPL_STATE_RESET)
1042 list_for_each_entry(ppl, &path->ppl_list, node) {
1043 ret = avs_ipc_set_pipeline_state(adev, ppl->instance_id,
1044 AVS_PPL_STATE_RESET);
1046 dev_err(adev->dev, "reset path failed: %d\n", ret);
1047 path->state = AVS_PPL_STATE_INVALID;
1048 return AVS_IPC_RET(ret);
1052 path->state = AVS_PPL_STATE_RESET;
1056 int avs_path_pause(struct avs_path *path)
1058 struct avs_path_pipeline *ppl;
1059 struct avs_dev *adev = path->owner;
1062 if (path->state == AVS_PPL_STATE_PAUSED)
1065 list_for_each_entry_reverse(ppl, &path->ppl_list, node) {
1066 ret = avs_ipc_set_pipeline_state(adev, ppl->instance_id,
1067 AVS_PPL_STATE_PAUSED);
1069 dev_err(adev->dev, "pause path failed: %d\n", ret);
1070 path->state = AVS_PPL_STATE_INVALID;
1071 return AVS_IPC_RET(ret);
1075 path->state = AVS_PPL_STATE_PAUSED;
1079 int avs_path_run(struct avs_path *path, int trigger)
1081 struct avs_path_pipeline *ppl;
1082 struct avs_dev *adev = path->owner;
1085 if (path->state == AVS_PPL_STATE_RUNNING && trigger == AVS_TPLG_TRIGGER_AUTO)
1088 list_for_each_entry(ppl, &path->ppl_list, node) {
1089 if (ppl->template->cfg->trigger != trigger)
1092 ret = avs_ipc_set_pipeline_state(adev, ppl->instance_id,
1093 AVS_PPL_STATE_RUNNING);
1095 dev_err(adev->dev, "run path failed: %d\n", ret);
1096 path->state = AVS_PPL_STATE_INVALID;
1097 return AVS_IPC_RET(ret);
1101 path->state = AVS_PPL_STATE_RUNNING;