This is an important optimization for avoiding read-after-write (RAW)
stalls in the HiZ buffer. Certain workloads would run very slowly with
HiZ enabled, but run much faster with the "hiz=false" driconf option.
With this patch, they run at full speed even with HiZ.
Improves performance in OglVSIn
On Sat, Jan 10, 2015 at 06:44:49PM -0800, Kenneth Graunke wrote:
> This is an important optimization for avoiding read-after-write (RAW)
> stalls in the HiZ buffer. Certain workloads would run very slowly with
> HiZ enabled, but run much faster with the "hiz=false" driconf option.
> With this patc
On Monday, January 12, 2015 02:32:20 PM Ville Syrjälä wrote:
> On Sat, Jan 10, 2015 at 06:44:49PM -0800, Kenneth Graunke wrote:
> > This is an important optimization for avoiding read-after-write (RAW)
> > stalls in the HiZ buffer. Certain workloads would run very slowly with
> > HiZ enabled, but