[alsa-devel] [RFC 3/7] ASoC: mxs-pcm: Request DMA channel early
broonie at opensource.wolfsonmicro.com
Wed Feb 22 14:22:51 CET 2012
On Wed, Feb 22, 2012 at 10:49:07AM +0100, Lars-Peter Clausen wrote:
> Request the DMA channel in the PCM open callback instead of the hwparams
> callback, this allows us to let open fail if no dma channel is available. This
> also fixes a bug where the channel will be requested multiple times if hwparams
> is called multiple times.
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