[Intel-gfx] [PATCH] intel: Add support for (possibly) unsynchronized maps.

[Ben Widawsky]

On Sun, 26 Feb 2012 12:28:09 -0800
Kenneth Graunke <kenneth at whitecape.org> wrote:

> On 02/25/2012 03:00 AM, Daniel Vetter wrote:
> > On Fri, Feb 24, 2012 at 07:53:22PM -0800, Eric Anholt wrote:
> >> This improves the performance of Mesa's GL_MAP_UNSYNCHRONIZED_BIT path
> >> in GL_ARB_map_buffer_range.  Improves Unigine Tropics performance at
> >> 1024x768 by 2.06236% +/- 0.50272% (n=11).
> >> ---
> >
> > A few questions:
> > - iirc Ben's non-blocking stuff also worked for non-llc machines - I guess
> >    you haven't looked into this because we don't have a non-llc platform
> >    that runs ungine?
> 
> Tropics works on Ironlake, too, it's just slow.  Haven't tried earlier.

iirc, Eric even started to review those patches.