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/Linux-v5.15/Documentation/devicetree/bindings/sound/
Dqcom,q6asm.txt17 = ASM DAIs (Digial Audio Interface)
18 "dais" subnode of the ASM node represents dai specific configuration
23 Definition: must be "qcom,q6asm-dais".
30 == ASM DAI is subnode of "dais" and represent a dai, it includes board specific
39 Usage: Required for Compress offload dais
47 Usage: Required for Compress offload dais
49 Definition: present for Compress offload dais
58 q6asmdai: dais {
59 compatible = "qcom,q6asm-dais";
Dqcom,q6afe.txt15 = AFE DAIs (Digial Audio Interface)
16 "dais" subnode of the AFE node. It represents afe dais, each afe dai is a
17 subnode of "dais" representing board specific dai setup.
18 "dais" node should have following properties followed by dai children.
23 Definition: must be "qcom,q6afe-dais"
40 == AFE DAI is subnode of "dais" and represent a dai, it includes board specific
125 dais {
126 compatible = "qcom,q6afe-dais";
Dfsl,audmix.txt36 - dais : Must contain a list of phandles to AUDMIX connected
37 DAIs. The current implementation requires two phandles
49 dais = <&sai4>, <&sai5>;
Daudio-graph.yaml13 dais:
43 - dais
Dqcom,sdm845.txt37 dailinks would be cpu/codec/platform dais.
44 = CPU, PLATFORM, CODEC dais subnodes
Dqcom,apq8096.txt68 dailinks would be cpu/codec/platform dais.
75 = CPU, PLATFORM, CODEC dais subnodes
Daudio-graph-card.yaml31 dais = <&cpu_port_a>;
/Linux-v5.15/Documentation/sound/soc/
Dmachine.rst6 component drivers (e.g. codecs, platforms and DAIs). It also describes the
25 * after the codec and DAIs do any PM work. */
48 of any machine audio tasks that have to be done before or after the codec, DAIs
54 The machine DAI configuration glues all the codec and CPU DAIs together. It can
74 struct snd_soc_card then sets up the machine with its DAIs. e.g.
Ddpcm.rst11 drivers that expose several ALSA PCMs and can route to multiple DAIs.
29 | Front End PCMs | SoC DSP | Back End DAIs | Audio devices |
48 supports 6 back end (BE) DAIs. Each FE PCM can digitally route audio data to any
49 of the BE DAIs. The FE PCM devices can also route audio to more than 1 BE DAI.
130 | Front End PCMs | SoC DSP | Back End DAIs | Audio devices |
173 The FE DAI above sets the codec and code DAIs to dummy devices since the BE is
176 The BE DAIs are configured as follows :-
284 1. Front End PCM DAIs - i.e. struct snd_soc_dai_driver.
286 2. DAPM graph showing DSP audio routing from FE DAIs to BEs.
337 between both DAIs.
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Dcodec-to-codec.rst105 will link and power those dais based on the name.
108 codec to codec when all DAIs on the link belong to codec components.
110 (channels, format, sample rate) supported by all DAIs on the link. Since
/Linux-v5.15/sound/soc/generic/
Dsimple-card-utils.c619 struct asoc_simple_dai *dais; in asoc_simple_init_priv() local
630 * dais (= CPU+Codec) in asoc_simple_init_priv()
643 dais = devm_kcalloc(dev, dai_num, sizeof(*dais), GFP_KERNEL); in asoc_simple_init_priv()
645 if (!dais || !dlcs) in asoc_simple_init_priv()
654 dev_dbg(dev, "link %d, dais %d, ccnf %d\n", in asoc_simple_init_priv()
664 priv->dais = dais; in asoc_simple_init_priv()
680 dai_props[i].cpu_dai = dais; in asoc_simple_init_priv()
683 dais += li->num[i].cpus; in asoc_simple_init_priv()
698 dai_props[i].codec_dai = dais; in asoc_simple_init_priv()
701 dais += li->num[i].codecs; in asoc_simple_init_priv()
Daudio-graph-card.c445 of_for_each_phandle(&it, rc, node, "dais", NULL, 0) { in __graph_for_each_link()
509 * In Normal sound case, all DAIs are detected in graph_for_each_link()
658 * dais_num : number of DAIs in graph_get_dais_count()
664 * CPU1 --- Codec1 dais : 7 in graph_get_dais_count()
669 * => 7 DAIs = 4xCPU + 3xCodec in graph_get_dais_count()
674 * CPU1 --- Codec1 dais : 6 in graph_get_dais_count()
679 * => 6 DAIs = 4xCPU + 2xCodec in graph_get_dais_count()
684 * CPU1 -/ dais : 6 in graph_get_dais_count()
689 * => 6 DAIs = 4xCPU + 2xCodec in graph_get_dais_count()
694 * CPU1 --- Codec1 dais : 4 in graph_get_dais_count()
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Dsimple-card.c425 * In Normal sound case, all DAIs are detected in simple_for_each_link()
533 * dais_num : number of DAIs in simple_get_dais_count()
539 * CPU1 --- Codec1 dais : 7 in simple_get_dais_count()
544 * => 7 DAIs = 4xCPU + 3xCodec in simple_get_dais_count()
549 * CPU1 --- Codec1 dais : 6 in simple_get_dais_count()
554 * => 6 DAIs = 4xCPU + 2xCodec in simple_get_dais_count()
559 * CPU1 -/ dais : 6 in simple_get_dais_count()
564 * => 6 DAIs = 4xCPU + 2xCodec in simple_get_dais_count()
569 * CPU1 --- Codec1 dais : 4 in simple_get_dais_count()
573 * => 4 DAIs = 2xCPU + 2xCodec in simple_get_dais_count()
/Linux-v5.15/drivers/soundwire/
Dintel.c1088 struct snd_soc_dai_driver *dais, in intel_create_dai() argument
1099 dais[i].name = devm_kasprintf(cdns->dev, GFP_KERNEL, in intel_create_dai()
1102 if (!dais[i].name) in intel_create_dai()
1106 dais[i].playback.channels_min = 1; in intel_create_dai()
1107 dais[i].playback.channels_max = max_ch; in intel_create_dai()
1108 dais[i].playback.rates = SNDRV_PCM_RATE_48000; in intel_create_dai()
1109 dais[i].playback.formats = SNDRV_PCM_FMTBIT_S16_LE; in intel_create_dai()
1113 dais[i].capture.channels_min = 1; in intel_create_dai()
1114 dais[i].capture.channels_max = max_ch; in intel_create_dai()
1115 dais[i].capture.rates = SNDRV_PCM_RATE_48000; in intel_create_dai()
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Dqcom.c1060 struct snd_soc_dai_driver *dais; in qcom_swrm_register_dais() local
1065 /* PDM dais are only tested for now */ in qcom_swrm_register_dais()
1066 dais = devm_kcalloc(dev, num_dais, sizeof(*dais), GFP_KERNEL); in qcom_swrm_register_dais()
1067 if (!dais) in qcom_swrm_register_dais()
1071 dais[i].name = devm_kasprintf(dev, GFP_KERNEL, "SDW Pin%d", i); in qcom_swrm_register_dais()
1072 if (!dais[i].name) in qcom_swrm_register_dais()
1076 stream = &dais[i].playback; in qcom_swrm_register_dais()
1078 stream = &dais[i].capture; in qcom_swrm_register_dais()
1085 dais[i].ops = &qcom_swrm_pdm_dai_ops; in qcom_swrm_register_dais()
1086 dais[i].id = i; in qcom_swrm_register_dais()
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/Linux-v5.15/sound/soc/intel/boards/
Dsof_da7219_max98373.c299 static struct snd_soc_dai_link dais[] = { variable
366 .dai_link = dais,
367 .num_links = ARRAY_SIZE(dais),
383 .dai_link = dais,
384 .num_links = ARRAY_SIZE(dais),
406 /* By default dais[0] is configured for max98373 */ in audio_probe()
408 dais[0] = (struct snd_soc_dai_link) { in audio_probe()
Dbytcht_nocodec.c115 static struct snd_soc_dai_link dais[] = { variable
157 .dai_link = dais,
158 .num_links = ARRAY_SIZE(dais),
/Linux-v5.15/Documentation/devicetree/bindings/display/bridge/
Dtda998x.txt27 in question is used. The implementation allows one or two DAIs. If two
28 DAIs are defined, they must be of different type.
/Linux-v5.15/sound/soc/
Dsoc-core.c218 debugfs_create_file("dais", 0444, snd_soc_debugfs_root, NULL, in snd_soc_debugfs_init()
488 * for rtd->dais in soc_new_pcm_runtime()
490 rtd->dais = devm_kcalloc(dev, dai_link->num_cpus + dai_link->num_codecs, in soc_new_pcm_runtime()
493 if (!rtd->dais) in soc_new_pcm_runtime()
497 * dais = [][][][][][][][][][][][][][][][][][] in soc_new_pcm_runtime()
805 * This function will search all registered components and their DAIs to
819 /* Find CPU DAI from registered DAIs */ in snd_soc_find_dai()
1067 * Get selectable format from each DAIs. in snd_soc_runtime_get_dai_fmt()
1225 * This function updates the DAI link format for all DAIs connected to the DAI
1486 /* remove all rtd connected DAIs in good order */ in soc_remove_link_dais()
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Dsoc-devres.c20 * @component: The component the DAIs are registered for
61 * @num_dai: Number of DAIs to register
/Linux-v5.15/sound/soc/intel/skylake/
Dskl-pcm.c829 /* BE CPU Dais */
1456 struct snd_soc_dai_driver *dais; in skl_platform_register() local
1461 skl->dais = kmemdup(skl_platform_dai, sizeof(skl_platform_dai), in skl_platform_register()
1463 if (!skl->dais) { in skl_platform_register()
1469 dais = krealloc(skl->dais, sizeof(skl_fe_dai) + in skl_platform_register()
1471 if (!dais) { in skl_platform_register()
1476 skl->dais = dais; in skl_platform_register()
1477 memcpy(&skl->dais[ARRAY_SIZE(skl_platform_dai)], skl_fe_dai, in skl_platform_register()
1483 skl->dais, num_dais); in skl_platform_register()
1501 kfree(skl->dais); in skl_platform_unregister()
Dskl.h68 struct snd_soc_dai_driver *dais; member
150 bool use_tplg_pcm; /* use dais and dai links from topology */
/Linux-v5.15/sound/soc/codecs/
Dcs43130.c574 switch (cs43130->dais[dai_id].dai_format) { in cs43130_set_sp_fmt()
599 switch (cs43130->dais[dai_id].dai_mode) { in cs43130_set_sp_fmt()
813 if (cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM) in cs43130_dsd_hw_params()
837 unsigned int sclk = cs43130->dais[dai->id].sclk; in cs43130_hw_params()
913 if (!sclk && cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM) in cs43130_hw_params()
1477 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBS_CFS; in cs43130_pcm_set_fmt()
1480 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBM_CFM; in cs43130_pcm_set_fmt()
1489 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_I2S; in cs43130_pcm_set_fmt()
1492 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_LEFT_J; in cs43130_pcm_set_fmt()
1495 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_DSP_A; in cs43130_pcm_set_fmt()
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/Linux-v5.15/include/sound/
Dsoc-dpcm.h53 * DSPs require triggering before/after their CPU platform and DAIs.
70 /* FE and BE DAIs*/
/Linux-v5.15/sound/soc/qcom/qdsp6/
Dq6asm-dai.c78 struct snd_soc_dai_driver *dais; member
1236 dev_err(dev, "No dais found in DT\n"); in of_q6asm_parse_dai_data()
1240 pdata->dais = devm_kcalloc(dev, pdata->num_dais, sizeof(*dai_drv), in of_q6asm_parse_dai_data()
1242 if (!pdata->dais) in of_q6asm_parse_dai_data()
1254 dai_drv = &pdata->dais[idx++]; in of_q6asm_parse_dai_data()
1298 pdata->dais, pdata->num_dais); in q6asm_dai_probe()
1303 { .compatible = "qcom,q6asm-dais" },

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