92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
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/* Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
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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 and
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* only 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,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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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 <linux/module.h>
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#include <linux/of_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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/* A dummy driver useful only to advertise hardware parameters */
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static struct snd_soc_dai_driver msm_stub_dais[] = {
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{
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.name = "msm-stub-rx",
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.playback = { /* Support maximum range */
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.stream_name = "Playback",
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.channels_min = 1,
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.channels_max = 8,
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.rates = SNDRV_PCM_RATE_8000_48000,
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.formats = SNDRV_PCM_FMTBIT_S16_LE,
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},
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},
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{
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.name = "msm-stub-tx",
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.capture = { /* Support maximum range */
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.stream_name = "Record",
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.channels_min = 1,
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.channels_max = 8,
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.rates = SNDRV_PCM_RATE_8000_48000,
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.formats = SNDRV_PCM_FMTBIT_S16_LE,
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},
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},
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};
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static struct snd_soc_codec_driver soc_msm_stub = {};
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static int __devinit msm_stub_dev_probe(struct platform_device *pdev)
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{
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if (pdev->dev.of_node)
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dev_set_name(&pdev->dev, "%s.%d", "msm-stub-codec", 1);
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dev_dbg(&pdev->dev, "dev name %s\n", dev_name(&pdev->dev));
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return snd_soc_register_codec(&pdev->dev,
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&soc_msm_stub, msm_stub_dais, ARRAY_SIZE(msm_stub_dais));
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}
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static int __devexit msm_stub_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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static const struct of_device_id msm_stub_codec_dt_match[] = {
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{ .compatible = "qcom,msm-stub-codec", },
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{}
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};
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static struct platform_driver msm_stub_driver = {
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.driver = {
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.name = "msm-stub-codec",
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.owner = THIS_MODULE,
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.of_match_table = msm_stub_codec_dt_match,
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},
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.probe = msm_stub_dev_probe,
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.remove = __devexit_p(msm_stub_dev_remove),
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};
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static int __init msm_stub_init(void)
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{
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return platform_driver_register(&msm_stub_driver);
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}
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module_init(msm_stub_init);
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static void __exit msm_stub_exit(void)
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{
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platform_driver_unregister(&msm_stub_driver);
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}
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module_exit(msm_stub_exit);
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MODULE_DESCRIPTION("Generic MSM CODEC driver");
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MODULE_VERSION("1.0");
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MODULE_LICENSE("GPL v2");
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