On Mon, Mar 19, 2018 at 4:53 PM, Alex Deucher <alexdeucher at gmail.com> wrote: > On Mon, Mar 19, 2018 at 4:26 PM, Marek Olšák <maraeo at gmail.com> wrote: > > When Mesa wants a buffer in VRAM, it always sets VRAM. It relies on BO > move > > throttling to prevent unnecessary BO moves. > > > > My questions are: > > - what should Mesa do differently for tiny VRAM? > > - what is a tiny VRAM? > > - if VRAM is tiny, which allocations should we put there? > > Right now, all mesa would have to do is query the kernel to see if the > device supports s/g display. If it does, it can do whatever makes > sense in the long term once we've had more time to benchmark, etc., > but to start off with, I'd say just make it GTT or VRAM|GTT. > Otherwise we have the kernel second guessing mesa and I'd like to > avoid that. I want the kernel to respect that userspace asks for as > much as possible. > Sounds good. Marek -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.freedesktop.org/archives/amd-gfx/attachments/20180319/c8d2fc76/attachment.html>
