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Viewing changes to alsa-kernel/soc/codecs/dmic.c

  • Committer: Bazaar Package Importer
  • Author(s): Luke Yelavich
  • Date: 2011-02-21 18:06:40 UTC
  • mfrom: (1.1.15 upstream)
  • Revision ID: james.westby@ubuntu.com-20110221180640-a8p2yxtvgf7xbxub
Tags: 1.0.24+dfsg-0ubuntu1
* New upstream release
* Refreshed patches:
  - distinguish_kernel_makefile_and_source_dirs.patch
  - debian_dfsg_configure.patch
* debian/control: Update Vcs-bzr field to point to new branch location

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alsa-kernel/soc/codecs/dmic.c
 
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/*
 
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 * dmic.c  --  SoC audio for Generic Digital MICs
 
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 *
 
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 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
 
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 *
 
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 * This program is free software; you can redistribute it and/or
 
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 * modify it under the terms of the GNU General Public License
 
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 * version 2 as published by the Free Software Foundation.
 
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 *
 
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 * This program is distributed in the hope that it will be useful, but
 
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 * WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 
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 * General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program; if not, write to the Free Software
 
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 
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 * 02110-1301 USA
 
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 *
 
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 */
 
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#include <linux/platform_device.h>
 
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#include <linux/slab.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 <sound/soc-dapm.h>
 
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static struct snd_soc_dai_driver dmic_dai = {
 
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        .name = "dmic-hifi",
 
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        .capture = {
 
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                .stream_name = "Capture",
 
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                .channels_min = 1,
 
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                .channels_max = 8,
 
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                .rates = SNDRV_PCM_RATE_CONTINUOUS,
 
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                .formats = SNDRV_PCM_FMTBIT_S32_LE
 
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                        | SNDRV_PCM_FMTBIT_S24_LE
 
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                        | SNDRV_PCM_FMTBIT_S16_LE,
 
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        },
 
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};
 
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static struct snd_soc_codec_driver soc_dmic = {};
 
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static int __devinit dmic_dev_probe(struct platform_device *pdev)
 
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{
 
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        return snd_soc_register_codec(&pdev->dev,
 
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                        &soc_dmic, &dmic_dai, 1);
 
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}
 
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static int __devexit dmic_dev_remove(struct platform_device *pdev)
 
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{
 
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        snd_soc_unregister_codec(&pdev->dev);
 
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        return 0;
 
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}
 
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MODULE_ALIAS("platform:dmic-codec");
 
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static struct platform_driver dmic_driver = {
 
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        .driver = {
 
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                .name = "dmic-codec",
 
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                .owner = THIS_MODULE,
 
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        },
 
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        .probe = dmic_dev_probe,
 
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        .remove = __devexit_p(dmic_dev_remove),
 
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};
 
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static int __init dmic_init(void)
 
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{
 
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        return platform_driver_register(&dmic_driver);
 
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}
 
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module_init(dmic_init);
 
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static void __exit dmic_exit(void)
 
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{
 
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        platform_driver_unregister(&dmic_driver);
 
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}
 
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module_exit(dmic_exit);
 
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MODULE_DESCRIPTION("Generic DMIC driver");
 
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MODULE_AUTHOR("Liam Girdwood <lrg@slimlogic.co.uk>");
 
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MODULE_LICENSE("GPL");