Lines Matching +full:audio +full:- +full:graph +full:- +full:card
1 // SPDX-License-Identifier: GPL-2.0
3 // ASoC audio graph sound card support
8 // based on ${LINUX}/sound/soc/generic/simple-card.c
26 struct snd_soc_dapm_context *dapm = w->dapm; in graph_outdrv_event()
27 struct simple_util_priv *priv = snd_soc_card_get_drvdata(dapm->card); in graph_outdrv_event()
31 gpiod_set_value_cansleep(priv->pa_gpio, 1); in graph_outdrv_event()
34 gpiod_set_value_cansleep(priv->pa_gpio, 0); in graph_outdrv_event()
37 return -EINVAL; in graph_outdrv_event()
59 if (dai && (dai->component->driver->pcm_construct || in soc_component_is_pcm()
60 (dai->driver->ops && dai->driver->ops->pcm_new))) in soc_component_is_pcm()
70 struct device_node *top = dev->of_node; in graph_parse_convert()
93 of_property_read_u32(top, "mclk-fs", &props->mclk_fs); in graph_parse_mclk_fs()
95 of_property_read_u32(ports, "mclk-fs", &props->mclk_fs); in graph_parse_mclk_fs()
96 of_property_read_u32(port, "mclk-fs", &props->mclk_fs); in graph_parse_mclk_fs()
97 of_property_read_u32(ep, "mclk-fs", &props->mclk_fs); in graph_parse_mclk_fs()
109 struct device_node *top = dev->of_node; in graph_parse_node()
110 struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link); in graph_parse_node()
111 struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link); in graph_parse_node()
148 struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link); in graph_link_init()
152 NULL, &dai_link->dai_fmt); in graph_link_init()
156 dai_link->init = simple_util_dai_init; in graph_link_init()
157 dai_link->ops = &graph_ops; in graph_link_init()
158 if (priv->ops) in graph_link_init()
159 dai_link->ops = priv->ops; in graph_link_init()
170 struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link); in graph_dai_link_of_dpcm()
171 struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link); in graph_dai_link_of_dpcm()
172 struct device_node *top = dev->of_node; in graph_dai_link_of_dpcm()
173 struct device_node *ep = li->cpu ? cpu_ep : codec_ep; in graph_dai_link_of_dpcm()
179 if (li->cpu) { in graph_dai_link_of_dpcm()
180 struct snd_soc_card *card = simple_priv_to_card(priv); in graph_dai_link_of_dpcm() local
188 dai_link->dynamic = 1; in graph_dai_link_of_dpcm()
189 dai_link->dpcm_merged_format = 1; in graph_dai_link_of_dpcm()
196 "fe.%pOFP.%s", cpus->of_node, cpus->dai_name); in graph_dai_link_of_dpcm()
198 * In BE<->BE connections it is not required to create in graph_dai_link_of_dpcm()
202 * form a valid audio path. in graph_dai_link_of_dpcm()
204 * For example: FE <-> BE1 <-> BE2 <-> ... <-> BEn where in graph_dai_link_of_dpcm()
207 if (card->component_chaining && !soc_component_is_pcm(cpus)) { in graph_dai_link_of_dpcm()
208 dai_link->no_pcm = 1; in graph_dai_link_of_dpcm()
209 dai_link->be_hw_params_fixup = simple_util_be_hw_params_fixup; in graph_dai_link_of_dpcm()
223 dai_link->no_pcm = 1; in graph_dai_link_of_dpcm()
224 dai_link->be_hw_params_fixup = simple_util_be_hw_params_fixup; in graph_dai_link_of_dpcm()
231 "be.%pOFP.%s", codecs->of_node, codecs->dai_name); in graph_dai_link_of_dpcm()
236 snd_soc_of_parse_node_prefix(top, cconf, codecs->of_node, in graph_dai_link_of_dpcm()
239 snd_soc_of_parse_node_prefix(ports, cconf, codecs->of_node, "prefix"); in graph_dai_link_of_dpcm()
240 snd_soc_of_parse_node_prefix(port, cconf, codecs->of_node, in graph_dai_link_of_dpcm()
247 graph_parse_convert(dev, ep, &dai_props->adata); in graph_dai_link_of_dpcm()
253 li->link++; in graph_dai_link_of_dpcm()
264 struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link); in graph_dai_link_of()
282 "%s-%s", cpus->dai_name, codecs->dai_name); in graph_dai_link_of()
291 li->link++; in graph_dai_link_of()
300 if (priv->force_dpcm) in parse_as_dpcm_link()
303 if (!priv->dpcm_selectable) in parse_as_dpcm_link()
309 * or has convert-xxx property in parse_as_dpcm_link()
331 struct device_node *node = dev->of_node; in __graph_for_each_link()
355 /* get convert-xxx property */ in __graph_for_each_link()
363 * Codec endpoint can be NULL for pluggable audio HW. in __graph_for_each_link()
368 if (li->cpu || in __graph_for_each_link()
373 if (li->cpu) in __graph_for_each_link()
408 * as "CPU-Codec". in graph_for_each_link()
411 * all CPUs are detected as "CPU-dummy", and in graph_for_each_link()
412 * all Codecs are detected as "dummy-Codec". in graph_for_each_link()
413 * To avoid random sub-device numbering, in graph_for_each_link()
414 * detect "dummy-Codec" in last; in graph_for_each_link()
416 for (li->cpu = 1; li->cpu >= 0; li->cpu--) { in graph_for_each_link()
432 if (li->link >= SNDRV_MAX_LINKS) { in graph_count_noml()
434 return -EINVAL; in graph_count_noml()
440 * simple-card.c :: simple_count_noml() in graph_count_noml()
442 li->num[li->link].cpus = 1; in graph_count_noml()
443 li->num[li->link].platforms = 1; in graph_count_noml()
445 li->num[li->link].codecs = 1; in graph_count_noml()
447 li->link += 1; /* 1xCPU-Codec */ in graph_count_noml()
461 if (li->link >= SNDRV_MAX_LINKS) { in graph_count_dpcm()
463 return -EINVAL; in graph_count_dpcm()
466 if (li->cpu) { in graph_count_dpcm()
470 * simple-card.c :: simple_count_noml() in graph_count_dpcm()
472 li->num[li->link].cpus = 1; in graph_count_dpcm()
473 li->num[li->link].platforms = 1; in graph_count_dpcm()
475 li->link++; /* 1xCPU-dummy */ in graph_count_dpcm()
477 li->num[li->link].codecs = 1; in graph_count_dpcm()
479 li->link++; /* 1xdummy-Codec */ in graph_count_dpcm()
492 * CPU-Codec / CPU-dummy / dummy-Codec in graph_get_dais_count()
495 * same number for "dummy-Codec" in graph_get_dais_count()
498 * CPU0 --- Codec0 link : 5 in graph_get_dais_count()
499 * CPU1 --- Codec1 dais : 7 in graph_get_dais_count()
500 * CPU2 -/ ccnf : 1 in graph_get_dais_count()
501 * CPU3 --- Codec2 in graph_get_dais_count()
503 * => 5 links = 2xCPU-Codec + 2xCPU-dummy + 1xdummy-Codec in graph_get_dais_count()
505 * => 1 ccnf = 1xdummy-Codec in graph_get_dais_count()
508 * CPU0 --- Codec0 link : 5 in graph_get_dais_count()
509 * CPU1 --- Codec1 dais : 6 in graph_get_dais_count()
510 * CPU2 -/ ccnf : 1 in graph_get_dais_count()
511 * CPU3 -/ in graph_get_dais_count()
513 * => 5 links = 1xCPU-Codec + 3xCPU-dummy + 1xdummy-Codec in graph_get_dais_count()
515 * => 1 ccnf = 1xdummy-Codec in graph_get_dais_count()
518 * CPU0 --- Codec0 link : 6 in graph_get_dais_count()
519 * CPU1 -/ dais : 6 in graph_get_dais_count()
520 * CPU2 --- Codec1 ccnf : 2 in graph_get_dais_count()
521 * CPU3 -/ in graph_get_dais_count()
523 * => 6 links = 0xCPU-Codec + 4xCPU-dummy + 2xdummy-Codec in graph_get_dais_count()
525 * => 2 ccnf = 2xdummy-Codec in graph_get_dais_count()
528 * CPU0 --- Codec0 (convert-rate) link : 3 in graph_get_dais_count()
529 * CPU1 --- Codec1 dais : 4 in graph_get_dais_count()
532 * => 3 links = 1xCPU-Codec + 1xCPU-dummy + 1xdummy-Codec in graph_get_dais_count()
534 * => 1 ccnf = 1xdummy-Codec in graph_get_dais_count()
543 struct snd_soc_card *card = simple_priv_to_card(priv); in audio_graph_parse_of() local
549 return -ENOMEM; in audio_graph_parse_of()
551 card->owner = THIS_MODULE; in audio_graph_parse_of()
552 card->dev = dev; in audio_graph_parse_of()
558 if (!li->link) in audio_graph_parse_of()
559 return -EINVAL; in audio_graph_parse_of()
565 priv->pa_gpio = devm_gpiod_get_optional(dev, "pa", GPIOD_OUT_LOW); in audio_graph_parse_of()
566 if (IS_ERR(priv->pa_gpio)) { in audio_graph_parse_of()
567 ret = PTR_ERR(priv->pa_gpio); in audio_graph_parse_of()
572 ret = simple_util_parse_widgets(card, NULL); in audio_graph_parse_of()
576 ret = simple_util_parse_routing(card, NULL); in audio_graph_parse_of()
587 ret = simple_util_parse_card_name(card, NULL); in audio_graph_parse_of()
591 snd_soc_card_set_drvdata(card, priv); in audio_graph_parse_of()
595 ret = devm_snd_soc_register_card(dev, card); in audio_graph_parse_of()
603 simple_util_clean_reference(card); in audio_graph_parse_of()
612 struct device *dev = &pdev->dev; in graph_probe()
613 struct snd_soc_card *card; in graph_probe() local
618 return -ENOMEM; in graph_probe()
620 card = simple_priv_to_card(priv); in graph_probe()
621 card->dapm_widgets = graph_dapm_widgets; in graph_probe()
622 card->num_dapm_widgets = ARRAY_SIZE(graph_dapm_widgets); in graph_probe()
623 card->probe = graph_util_card_probe; in graph_probe()
626 priv->dpcm_selectable = 1; in graph_probe()
632 { .compatible = "audio-graph-card", },
633 { .compatible = "audio-graph-scu-card",
641 .name = "asoc-audio-graph-card",
650 MODULE_ALIAS("platform:asoc-audio-graph-card");
652 MODULE_DESCRIPTION("ASoC Audio Graph Sound Card");