[alsa-devel] Query on Audio DMA using DMAEngine

Mark Brown 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.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://mailman.alsa-project.org/pipermail/alsa-devel/attachments/20130703/98cbf429/attachment.sig>

More information about the Alsa-devel mailing list