1 // SPDX-License-Identifier: GPL-2.0-only
3 // Copyright(c) 2021-2022 Intel Corporation
14 #include <sound/soc-acpi.h>
20 	struct snd_soc_dai_link_component *platform;  in avs_create_dai_links()  local
22 	struct hda_pcm *pcm;  in avs_create_dai_links()  local
23 	const char *cname = dev_name(&codec->core.dev);  in avs_create_dai_links()
27 	platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);  in avs_create_dai_links()
28 	if (!dl || !platform)  in avs_create_dai_links()
29 		return -ENOMEM;  in avs_create_dai_links()
31 	platform->name = platform_name;  in avs_create_dai_links()
32 	pcm = list_first_entry(&codec->pcm_list_head, struct hda_pcm, list);  in avs_create_dai_links()
34 	for (i = 0; i < pcm_count; i++, pcm = list_next_entry(pcm, list)) {  in avs_create_dai_links()
37 			return -ENOMEM;  in avs_create_dai_links()
42 		dl[i].platforms = platform;  in avs_create_dai_links()
46 		dl[i].codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);  in avs_create_dai_links()
47 		dl[i].cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);  in avs_create_dai_links()
49 			return -ENOMEM;  in avs_create_dai_links()
51 		dl[i].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "%s-cpu%d", cname, i);  in avs_create_dai_links()
52 		if (!dl[i].cpus->dai_name)  in avs_create_dai_links()
53 			return -ENOMEM;  in avs_create_dai_links()
55 		dl[i].codecs->name = devm_kstrdup_const(dev, cname, GFP_KERNEL);  in avs_create_dai_links()
56 		if (!dl[i].codecs->name)  in avs_create_dai_links()
57 			return -ENOMEM;  in avs_create_dai_links()
59 		dl[i].codecs->dai_name = pcm->name;  in avs_create_dai_links()
81 		spcm = rtd->pcm ? rtd->pcm->streams[dir].pcm : NULL;  in avs_card_hdmi_pcm_at()
82 		if (!spcm || !strstr(spcm->id, FEDAI_NAME_PREFIX))  in avs_card_hdmi_pcm_at()
85 		ret = sscanf(spcm->id, FEDAI_NAME_PREFIX "%d", &n);  in avs_card_hdmi_pcm_at()
89 			return rtd->pcm;  in avs_card_hdmi_pcm_at()
97 	struct snd_soc_acpi_mach *mach = dev_get_platdata(card->dev);  in avs_card_late_probe()
98 	struct hda_codec *codec = mach->pdata;  in avs_card_late_probe()
100 	/* Topology pcm indexing is 1-based */  in avs_card_late_probe()
103 	list_for_each_entry(hpcm, &codec->pcm_list_head, list) {  in avs_card_late_probe()
108 			hpcm->pcm = spcm;  in avs_card_late_probe()
109 			hpcm->device = spcm->device;  in avs_card_late_probe()
110 			dev_info(card->dev, "%s: mapping HDMI converter %d to PCM %d (%p)\n",  in avs_card_late_probe()
111 				 __func__, i, hpcm->device, spcm);  in avs_card_late_probe()
113 			hpcm->pcm = NULL;  in avs_card_late_probe()
114 			hpcm->device = SNDRV_PCM_INVALID_DEVICE;  in avs_card_late_probe()
115 			dev_warn(card->dev, "%s: no PCM in topology for HDMI converter %d\n",  in avs_card_late_probe()
128 	struct snd_soc_card *card = rtm->card;  in avs_probing_link_init()
130 	struct hda_pcm *pcm;  in avs_probing_link_init()  local
133 	mach = dev_get_platdata(card->dev);  in avs_probing_link_init()
134 	codec = mach->pdata;  in avs_probing_link_init()
136 	if (list_empty(&codec->pcm_list_head))  in avs_probing_link_init()
137 		return -EINVAL;  in avs_probing_link_init()
138 	list_for_each_entry(pcm, &codec->pcm_list_head, list)  in avs_probing_link_init()
141 	ret = avs_create_dai_links(card->dev, codec, pcm_count, mach->mach_params.platform, &links);  in avs_probing_link_init()
143 		dev_err(card->dev, "create links failed: %d\n", ret);  in avs_probing_link_init()
149 		dev_err(card->dev, "add links failed: %d\n", ret);  in avs_probing_link_init()
157 	.name = "probing-LINK",
158 	.id = -1,
171 	struct device *dev = &pdev->dev;  in avs_hdaudio_probe()
175 	codec = mach->pdata;  in avs_hdaudio_probe()
178 	if (!device_is_registered(&codec->core.dev))  in avs_hdaudio_probe()
179 		return -ENODEV;  in avs_hdaudio_probe()
183 		return -ENOMEM;  in avs_hdaudio_probe()
185 	binder->platforms = devm_kzalloc(dev, sizeof(*binder->platforms), GFP_KERNEL);  in avs_hdaudio_probe()
186 	binder->codecs = devm_kzalloc(dev, sizeof(*binder->codecs), GFP_KERNEL);  in avs_hdaudio_probe()
187 	if (!binder->platforms || !binder->codecs)  in avs_hdaudio_probe()
188 		return -ENOMEM;  in avs_hdaudio_probe()
190 	binder->codecs->name = devm_kstrdup_const(dev, dev_name(&codec->core.dev), GFP_KERNEL);  in avs_hdaudio_probe()
191 	if (!binder->codecs->name)  in avs_hdaudio_probe()
192 		return -ENOMEM;  in avs_hdaudio_probe()
194 	binder->platforms->name = mach->mach_params.platform;  in avs_hdaudio_probe()
195 	binder->num_platforms = 1;  in avs_hdaudio_probe()
196 	binder->codecs->dai_name = "codec-probing-DAI";  in avs_hdaudio_probe()
197 	binder->num_codecs = 1;  in avs_hdaudio_probe()
201 		return -ENOMEM;  in avs_hdaudio_probe()
203 	card->name = binder->codecs->name;  in avs_hdaudio_probe()
204 	card->dev = dev;  in avs_hdaudio_probe()
205 	card->owner = THIS_MODULE;  in avs_hdaudio_probe()
206 	card->dai_link = binder;  in avs_hdaudio_probe()
207 	card->num_links = 1;  in avs_hdaudio_probe()
208 	card->fully_routed = true;  in avs_hdaudio_probe()
210 		card->late_probe = avs_card_late_probe;  in avs_hdaudio_probe()
221 MODULE_DEVICE_TABLE(platform, avs_hdaudio_driver_ids);
234 MODULE_DESCRIPTION("Intel HD-Audio machine driver");