21 Nov
2014
21 Nov
'14
2:02 p.m.
On Thu, 2014-11-20 at 16:26 -0800, Zach Reizner wrote:
This patch implements the virtual GEM driver with PRIME sharing which allows vgem to import a gem object from other drivers for the purpose of mmap-ing them to userspace.
The reason I initially wanted this was to get zero-copy llvmpipe, since (besides making GLX conformance impossible) the image transfer parts of drisw are easily the biggest part of the runtime overhead. Is there a userspace consumer of this anywhere?
- ajax