[Mesa-dev] [PATCH 3/3 v2] r600g: get rid of dummy pixel shader

[Markus Trippelsdorf]

On 2017.04.10 at 22:48 +0200, Marek Olšák wrote:
> Pushed the series, thanks!
> 
> Marek
> 
> On Mon, Apr 10, 2017 at 10:04 PM, Constantine Kharlamov
> <Hi-Angel at yandex.ru> wrote:
> > The idea is taken from radeonsi. The code mostly was already checking for null
> > pixel shader, so little checks had to be added.
> >
> > Interestingly, acc. to testing with GTAⅣ, though binding of null shader happens
> > a lot at the start (then just stops), but draw_vbo() never actually sees null
> > ps.
> >
> > v2: added a check I missed because of a macros using a prefix to choose
> > a shader.

This commit causes ring 0 stalls on r600:
https://bugs.freedesktop.org/show_bug.cgi?id=100663

-- 
Markus