[PATCH] drm/vgem: drop DRIVER_PRIME (v2)
chris at chris-wilson.co.uk
Thu May 21 09:10:30 PDT 2015
On Thu, May 21, 2015 at 06:07:30PM +0200, Daniel Vetter wrote:
> On Thu, May 21, 2015 at 11:58:30AM -0400, Rob Clark wrote:
> > For actual sharing of buffers with other drivers (ie. actual hardware)
> > we'll need to pimp things out a bit better to deal w/ caching, multiple
> > memory domains, etc. See thread:
> > http://lists.freedesktop.org/archives/dri-devel/2015-May/083160.html
> > But for the llvmpipe use-case this isn't a problem. Nor do we really
> > need prime/dri3 (dri2 is sufficient). So until the other issues are
> > sorted lets remove DRIVER_PRIME.
> > v2: also drop the dead code
> > Signed-off-by: Rob Clark <robdclark at gmail.com>
> Yeah I'm ok with this too, but it pretty much means vgem is a thing for
> llvmpipe only. And then abusing dumb buffers is imo ok too, since I don't
> care too much what kind of horrors drivers pull of internally.
Ugh. But llvmpipe + dumb buffer is much inferior to SHM.
Chris Wilson, Intel Open Source Technology Centre
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