Re: [PATCH v2 04/10] drm/nouveau/fb: add GK20A support

From: Terje BergstrÃm
Date: Fri May 02 2014 - 02:26:12 EST


On 01.05.2014 07:49, Alexandre Courbot wrote:
> Agreed. Besides I hope the day won't come where we have to go through
> 2 layers of memory translation for the GPU...

That's actually the method of operation that gives us the best
performance. GPU likes big pages, and without IOMMU translation you'd
have a hard time finding enough contiguous physical memory.

Terje
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