[alsa-devel] [PATCH] dmaengine: imx-sdma: advertise all supported slave bus widths

[Mark Brown]

On Fri, Oct 13, 2017 at 12:43:46PM +0200, Lucas Stach wrote:

> The commit [1] which changed imx-pcm-dma to derive the pcm_config from the
> attached dmaengine introduced a regression on the supported sample formats,
> as imx-sdma doesn't properly advertise all the supported slave bus widths.

How did this work previously - shouldn't we have failed to use the
unadvertised bus widths?  I'd expect the framework to be providing error
checking for the clients here.
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