[alsa-devel] Query on Audio DMA using DMAEngine
broonie at kernel.org
Wed Jul 3 11:43:07 CEST 2013
On Wed, Jul 03, 2013 at 11:09:22AM +0200, Lars-Peter Clausen wrote:
> On 07/02/2013 02:13 PM, Mark Brown wrote:
> > This sort of cyclic thing tends to be best, ideally you don't need
> > interrupts at all (other than a timer).
> Yes, this is usually how it is done. But I'm wondering maybe the EDMA
> controller only has a small total amount of slots available.
Well, you don't need particularly many slots so long as you can cope
with a large period size.
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