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Commit 4da3fe78 authored by Shawn Guo's avatar Shawn Guo Committed by Mark Brown
Browse files

ASoC: mxs: mxs-pcm does not need to be a plaform_driver 



Same as the commit 518de86b (ASoC: tegra: register 'platform' from DAIs,
get rid of pdev), it makes mxs-pcm not a platform_driver but helper to
register "platform", so that the platform_device for mxs-pcm can be
saved completely.

Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 065899c9

sound/soc/mxs/mxs-pcm.c

+6 −18
Original line number Diff line number Diff line
@@ -220,28 +220,16 @@ static struct snd_soc_platform_driver mxs_soc_platform = { 
	.pcm_free	= mxs_pcm_free,

};



static int __devinit mxs_soc_platform_probe(struct platform_device *pdev)

int __devinit mxs_pcm_platform_register(struct device *dev)

{

	return snd_soc_register_platform(&pdev->dev, &mxs_soc_platform);

	return snd_soc_register_platform(dev, &mxs_soc_platform);

}

EXPORT_SYMBOL_GPL(mxs_pcm_platform_register);



static int __devexit mxs_soc_platform_remove(struct platform_device *pdev)

void __devexit mxs_pcm_platform_unregister(struct device *dev)

{

	snd_soc_unregister_platform(&pdev->dev);



	return 0;

	snd_soc_unregister_platform(dev);

}



static struct platform_driver mxs_pcm_driver = {

	.driver = {

		.name = "mxs-pcm-audio",

		.owner = THIS_MODULE,

	},

	.probe = mxs_soc_platform_probe,

	.remove = __devexit_p(mxs_soc_platform_remove),

};



module_platform_driver(mxs_pcm_driver);

EXPORT_SYMBOL_GPL(mxs_pcm_platform_unregister);



MODULE_LICENSE("GPL");
 
MODULE_ALIAS("platform:mxs-pcm-audio");

sound/soc/mxs/mxs-pcm.h

+3 −0
Original line number Diff line number Diff line
@@ -24,4 +24,7 @@ struct mxs_pcm_dma_params { 
	int chan_num;

};



int mxs_pcm_platform_register(struct device *dev);

void mxs_pcm_platform_unregister(struct device *dev);



#endif

sound/soc/mxs/mxs-saif.c

+4 −14
Original line number Diff line number Diff line
@@ -708,24 +708,14 @@ static int __devinit mxs_saif_probe(struct platform_device *pdev) 
		goto failed_get_resource;

	}



	saif->soc_platform_pdev = platform_device_alloc(

					"mxs-pcm-audio", pdev->id);

	if (!saif->soc_platform_pdev) {

		ret = -ENOMEM;

		goto failed_pdev_alloc;

	}



	platform_set_drvdata(saif->soc_platform_pdev, saif);

	ret = platform_device_add(saif->soc_platform_pdev);

	ret = mxs_pcm_platform_register(&pdev->dev);

	if (ret) {

		dev_err(&pdev->dev, "failed to add soc platform device\n");

		goto failed_pdev_add;

		dev_err(&pdev->dev, "register PCM failed: %d\n", ret);

		goto failed_pdev_alloc;

	}



	return 0;



failed_pdev_add:

	platform_device_put(saif->soc_platform_pdev);

failed_pdev_alloc:

	snd_soc_unregister_dai(&pdev->dev);

failed_get_resource:
@@ -738,7 +728,7 @@ static int __devexit mxs_saif_remove(struct platform_device *pdev) 
{

	struct mxs_saif *saif = platform_get_drvdata(pdev);



	platform_device_unregister(saif->soc_platform_pdev);

	mxs_pcm_platform_unregister(&pdev->dev);

	snd_soc_unregister_dai(&pdev->dev);

	clk_put(saif->clk);

sound/soc/mxs/mxs-saif.h

+0 −1
Original line number Diff line number Diff line
@@ -123,7 +123,6 @@ struct mxs_saif { 
	unsigned int cur_rate;

	unsigned int ongoing;



	struct platform_device *soc_platform_pdev;

	u32 fifo_underrun;

	u32 fifo_overrun;

};

sound/soc/mxs/mxs-sgtl5000.c

+2 −2
Original line number Diff line number Diff line
@@ -90,7 +90,7 @@ static struct snd_soc_dai_link mxs_sgtl5000_dai[] = { 
		.codec_dai_name	= "sgtl5000",

		.codec_name	= "sgtl5000.0-000a",

		.cpu_dai_name	= "mxs-saif.0",

		.platform_name	= "mxs-pcm-audio.0",

		.platform_name	= "mxs-saif.0",

		.ops		= &mxs_sgtl5000_hifi_ops,

	}, {

		.name		= "HiFi Rx",
@@ -98,7 +98,7 @@ static struct snd_soc_dai_link mxs_sgtl5000_dai[] = { 
		.codec_dai_name	= "sgtl5000",

		.codec_name	= "sgtl5000.0-000a",

		.cpu_dai_name	= "mxs-saif.1",

		.platform_name	= "mxs-pcm-audio.1",

		.platform_name	= "mxs-saif.1",

		.ops		= &mxs_sgtl5000_hifi_ops,

	},

};