84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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//
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// Copyright(c) 2021-2022 Intel Corporation
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//
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// Authors: Cezary Rojewski <cezary.rojewski@intel.com>
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// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
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//
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#include <linux/device.h>
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#include <linux/module.h>
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#include <sound/soc.h>
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static int avs_create_dai_links(struct device *dev, struct snd_soc_dai_link **links, int *num_links)
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{
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struct snd_soc_dai_link *dl;
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dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);
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if (!dl)
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return -ENOMEM;
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dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
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dl->platforms = devm_kzalloc(dev, sizeof(*dl->platforms), GFP_KERNEL);
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if (!dl->cpus || !dl->platforms)
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return -ENOMEM;
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dl->name = "Compress Probe Capture";
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dl->cpus->dai_name = "Probe Extraction CPU DAI";
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dl->num_cpus = 1;
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dl->codecs = &snd_soc_dummy_dlc;
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dl->num_codecs = 1;
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dl->platforms->name = dev_name(dev);
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dl->num_platforms = 1;
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dl->nonatomic = 1;
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*links = dl;
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*num_links = 1;
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return 0;
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}
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static int avs_probe_mb_probe(struct platform_device *pdev)
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{
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struct device *dev = &pdev->dev;
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struct snd_soc_card *card;
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int ret;
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card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
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if (!card)
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return -ENOMEM;
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ret = avs_create_dai_links(dev, &card->dai_link, &card->num_links);
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if (ret)
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return ret;
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card->driver_name = "avs_probe_mb";
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card->long_name = card->name = "AVS PROBE";
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card->dev = dev;
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card->owner = THIS_MODULE;
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card->fully_routed = true;
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return devm_snd_soc_register_deferrable_card(dev, card);
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}
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static const struct platform_device_id avs_probe_mb_driver_ids[] = {
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{
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.name = "avs_probe_mb",
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},
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{},
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};
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MODULE_DEVICE_TABLE(platform, avs_probe_mb_driver_ids);
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static struct platform_driver avs_probe_mb_driver = {
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.probe = avs_probe_mb_probe,
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.driver = {
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.name = "avs_probe_mb",
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.pm = &snd_soc_pm_ops,
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},
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.id_table = avs_probe_mb_driver_ids,
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};
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module_platform_driver(avs_probe_mb_driver);
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MODULE_DESCRIPTION("Intel probe machine driver");
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MODULE_LICENSE("GPL");
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