On Sat, 25 Feb 2012 12:00:07 +0100, 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
On Sun, 26 Feb 2012 12:28:09 -0800
Kenneth Graunke 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
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
On Sat, 25 Feb 2012 12:00:07 +0100, Daniel Vetter wrote:
> - in my pwrite experience, writing through cpu maps beats writing through
> the gtt on llc machines. This has the added benefit that it reduces
> pressure on the mappable gtt. Have you tried that, too?
Speaking of which, those wonderf
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
Dear Eric,
Am Freitag, den 24.02.2012, 19:53 -0800 schrieb Eric Anholt:
[…]
> +/**
> + * Performs a mapping of the buffer object like the normal GTT
> + * mapping, but avoiding waiting for the GPU to be done reading from
s/avoiding/avoids/?
> + * or rendering to the buffer.
> + *
> + * This i
On Fri, 24 Feb 2012 19:53:22 -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).
Oh well, weakly coherent wins.
Reviewed-by: Chris Wils
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).
---
intel/intel_bufmgr.h |2 +
intel/intel_bufmgr_gem.c | 72 +