[alsa-devel] [PATCH 2/3] ASoC: fsl: imx-wm8962: Grant hw_params/free() permission to control FLL

[Mark Brown]

On Fri, Dec 06, 2013 at 05:47:43PM +0800, Nicolin Chen wrote:

> +static int imx_wm8962_enable_fll(struct snd_soc_dai *codec_dai, u32 sample_rate,
> +				snd_pcm_format_t sample_format)
> +{
> +	struct imx_priv *priv = &card_priv;
> +	struct device *dev = &priv->pdev->dev;
> +	struct imx_wm8962_data *data = platform_get_drvdata(priv->pdev);
> +	u32 freq, ret;
> +
> +	if (data->fll_lock)
> +		return 0;

Don't we need an actual lock to protect this?
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