[alsa-devel] [PATCH] ASoC: tegra: use dmaengine based dma driver

[Mark Brown]

On Mon, Jul 02, 2012 at 10:45:01AM -0600, Stephen Warren wrote:

> to work. No audio is heard, and aplay eventually exits with the
> following error message:

For values of eventually that will be about 10s by default.

> aplay: pcm_write:1603: write error: Input/output error

> I believe this means that the DMA simply isn't operating.

Yes, normally.
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