Re: [PATCH v6 09/10] snd: dmaengine-pcm: add snd_dmaengine_pcm_get_caps interface

[Vinod Koul <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

On Thu, Oct 15, 2015 at 09:36:38AM +0800, Shawn Lin wrote:
> +int snd_dmaengine_pcm_get_caps(struct device *dev, struct dma_slave_caps *caps)
> +{
> +	struct snd_soc_platform *platform;
> +	struct dmaengine_pcm *pcm;
> +	int ret = -ENODEV;
> +
> +	platform = snd_soc_lookup_platform(dev);
> +	if (!platform)
> +		return ret;
> +
> +	pcm = soc_platform_to_pcm(platform);
> +
> +	if (pcm->chan)
> +		ret = dma_get_slave_caps(pcm->chan[0], caps);
> +
> +	return ret;
> +}
> +EXPORT_SYMBOL_GPL(snd_dmaengine_pcm_get_caps);

I don't see the need of this wrapper if you are not going to use this inside
common code.. Why not read this in driver, anyway you setting taht up in
next patch

-- 
~Vinod
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