[PATCH 20/20] ASoC: fsl: add imx-sgtl5000 machine driver

[Mark Brown]

On Sat, Mar 03, 2012 at 11:20:01PM +0800, Shawn Guo wrote:

> +	ret = snd_soc_dai_set_fmt(rtd->codec_dai, SND_SOC_DAIFMT_I2S |
> +						  SND_SOC_DAIFMT_NB_NF |
> +						  SND_SOC_DAIFMT_CBM_CFM);

Initialise this from the card.  

Since none of the startup is dynamic it should all be done on DAI init
rather than rerun each time audio is started.

> +	/* Add soc-audio device */
> +	data->soc_audio_pdev = platform_device_alloc("soc-audio", -1);
> +	if (!data->soc_audio_pdev) {
> +		ret = -ENOMEM;
> +		goto err;
> +	}

No, use snd_soc_register_card().  soc-audio has been deprecated since
2.6.38.

> +static int __devexit imx_sgtl5000_remove(struct platform_device *pdev)
> +{
> +	struct imx_sgtl5000_data *data = dev_get_drvdata(&pdev->dev);
> +
> +	platform_device_unregister(data->pcm_audio_pdev);

This looks like there's a problem with the bindings, why are you
registering the DMA device from the card?
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