[alsa-devel] [PATCH] ASoC: fsi: reserve prefetch period on DMA transferring
broonie at kernel.org
Mon Aug 26 14:02:55 CEST 2013
On Sun, Aug 25, 2013 at 11:36:23PM -0700, Kuninori Morimoto wrote:
> Current FSI is supporting DMAEngine transfer,
> but, it needs to use work queue.
> Therefore, DMA transfer settings might be late if there is heavy task.
> This patch reserves next period beforehand on DMA transfer function.
> Android sound will be breaking up without this patch.
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