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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/sound/soc/txx9/txx9aclc-generic.c
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/*

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 * Generic TXx9 ACLC machine driver

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 *

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 * Copyright (C) 2009 Atsushi Nemoto

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 *

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 * Based on RBTX49xx patch from CELF patch archive.

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 * (C) Copyright TOSHIBA CORPORATION 2004-2006

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 *

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 * This program is free software; you can redistribute it and/or modify

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 * it under the terms of the GNU General Public License version 2 as

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 * published by the Free Software Foundation.

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 *

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 * This is a very generic AC97 sound machine driver for boards which

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 * have (AC97) audio at ACLC (e.g. RBTX49XX boards).

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 */

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#include <linux/module.h>

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#include <linux/platform_device.h>

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#include <sound/core.h>

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#include <sound/pcm.h>

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#include <sound/soc.h>

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#include "txx9aclc.h"

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static struct snd_soc_dai_link txx9aclc_generic_dai = {

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	.name = "AC97",

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	.stream_name = "AC97 HiFi",

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	.cpu_dai_name = "txx9aclc-ac97",

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	.codec_dai_name = "ac97-hifi",

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	.platform_name	= "txx9aclc-pcm-audio",

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	.codec_name	= "ac97-codec",

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};

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static struct snd_soc_card txx9aclc_generic_card = {

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	.name		= "Generic TXx9 ACLC Audio",

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	.dai_link	= &txx9aclc_generic_dai,

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	.num_links	= 1,

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};

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static struct platform_device *soc_pdev;

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static int __init txx9aclc_generic_probe(struct platform_device *pdev)

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{

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	int ret;

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	soc_pdev = platform_device_alloc("soc-audio", -1);

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	if (!soc_pdev)

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		return -ENOMEM;

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	platform_set_drvdata(soc_pdev, &txx9aclc_generic_card);

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	ret = platform_device_add(soc_pdev);

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	if (ret) {

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		platform_device_put(soc_pdev);

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		return ret;

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	}

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	return 0;

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}

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static int __exit txx9aclc_generic_remove(struct platform_device *pdev)

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{

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	platform_device_unregister(soc_pdev);

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	return 0;

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}

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static struct platform_driver txx9aclc_generic_driver = {

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	.remove = txx9aclc_generic_remove,

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	.driver = {

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		.name = "txx9aclc-generic",

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		.owner = THIS_MODULE,

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	},

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};

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static int __init txx9aclc_generic_init(void)

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{

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	return platform_driver_probe(&txx9aclc_generic_driver,

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				     txx9aclc_generic_probe);

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}

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static void __exit txx9aclc_generic_exit(void)

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{

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	platform_driver_unregister(&txx9aclc_generic_driver);

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}

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module_init(txx9aclc_generic_init);

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module_exit(txx9aclc_generic_exit);

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MODULE_AUTHOR("Atsushi Nemoto <[email protected]>");

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MODULE_DESCRIPTION("Generic TXx9 ACLC ALSA SoC audio driver");

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MODULE_LICENSE("GPL");

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MODULE_ALIAS("platform:txx9aclc-generic");

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