Re: [linux-sunxi] Re: [PATCH] dma: sun4i: expose block size and wait cycle configuration to DMA users

From: LABBE Corentin
Date: Wed Mar 09 2016 - 05:09:10 EST

> >
> > It doesn't really makes sense to us, but it does have a significant
> > impact on the throughput.
> I wouldn't say significant impact, but tweaking those parameters has
> some impact on the performances, and since it's not that complicated to
> implement, I thought it was worth a try, but maybe I'm wrong.


I am working on adding DMA on the crypto driver sun4i-ss and I confirm that tweaking those parameter can increase speed.


LABBE Corentin