116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
/* Copyright (c) 2013, 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/init.h>
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#include <linux/module.h>
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#include <linux/device.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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static int msm_dai_stub_set_channel_map(struct snd_soc_dai *dai,
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unsigned int tx_num, unsigned int *tx_slot,
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unsigned int rx_num, unsigned int *rx_slot)
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{
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pr_debug("%s:\n", __func__);
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return 0;
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}
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static struct snd_soc_dai_ops msm_dai_stub_ops = {
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.set_channel_map = msm_dai_stub_set_channel_map,
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};
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static struct snd_soc_dai_driver msm_dai_stub_dai = {
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.playback = {
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.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |
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SNDRV_PCM_RATE_16000,
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.formats = SNDRV_PCM_FMTBIT_S16_LE,
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.channels_min = 1,
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.channels_max = 2,
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.rate_min = 8000,
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.rate_max = 48000,
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},
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.capture = {
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.rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_8000 |
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SNDRV_PCM_RATE_16000,
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.formats = SNDRV_PCM_FMTBIT_S16_LE,
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.channels_min = 1,
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.channels_max = 2,
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.rate_min = 8000,
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.rate_max = 48000,
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},
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.ops = &msm_dai_stub_ops,
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};
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static __devinit int msm_dai_stub_dev_probe(struct platform_device *pdev)
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{
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int rc = 0;
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dev_dbg(&pdev->dev, "dev name %s\n", dev_name(&pdev->dev));
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if (pdev->dev.of_node)
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dev_set_name(&pdev->dev, "%s", "msm-dai-stub");
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pr_debug("%s: dev name %s\n", __func__, dev_name(&pdev->dev));
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rc = snd_soc_register_dai(&pdev->dev, &msm_dai_stub_dai);
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return rc;
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}
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static __devexit int msm_dai_stub_dev_remove(struct platform_device *pdev)
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{
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pr_debug("%s:\n", __func__);
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snd_soc_unregister_dai(&pdev->dev);
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return 0;
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}
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static const struct of_device_id msm_dai_stub_dt_match[] = {
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{.compatible = "qcom,msm-dai-stub"},
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{}
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};
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MODULE_DEVICE_TABLE(of, msm_dai_stub_dt_match);
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static struct platform_driver msm_dai_stub_driver = {
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.probe = msm_dai_stub_dev_probe,
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.remove = msm_dai_stub_dev_remove,
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.driver = {
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.name = "msm-dai-stub",
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.owner = THIS_MODULE,
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.of_match_table = msm_dai_stub_dt_match,
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},
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};
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static int __init msm_dai_stub_init(void)
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{
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pr_debug("%s:\n", __func__);
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return platform_driver_register(&msm_dai_stub_driver);
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}
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module_init(msm_dai_stub_init);
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static void __exit msm_dai_stub_exit(void)
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{
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pr_debug("%s:\n", __func__);
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platform_driver_unregister(&msm_dai_stub_driver);
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}
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module_exit(msm_dai_stub_exit);
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/* Module information */
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MODULE_DESCRIPTION("MSM Stub DSP DAI driver");
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MODULE_LICENSE("GPL v2");
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