Mesa (master): swr/rast: increase number of possible draws in flight

[Tim Rowley]

Module: Mesa
Branch: master
Commit: 80bd5cd9d0254855edb79e499386e92de3c15941
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=80bd5cd9d0254855edb79e499386e92de3c15941

Author: Tim Rowley <timothy.o.rowley at intel.com>
Date:   Wed Jun 21 14:57:10 2017 -0500

swr/rast: increase number of possible draws in flight

Increases performance of some large workloads on KNL by ~30%.

Reviewed-by: Bruce Cherniak <bruce.cherniak at intel.com>

---

 src/gallium/drivers/swr/rasterizer/codegen/knob_defs.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/swr/rasterizer/codegen/knob_defs.py b/src/gallium/drivers/swr/rasterizer/codegen/knob_defs.py
index c8eb2a3848..09e3124602 100644
--- a/src/gallium/drivers/swr/rasterizer/codegen/knob_defs.py
+++ b/src/gallium/drivers/swr/rasterizer/codegen/knob_defs.py
@@ -130,7 +130,7 @@ KNOBS = [
 
     ['MAX_DRAWS_IN_FLIGHT', {
         'type'      : 'uint32_t',
-        'default'   : '128',
+        'default'   : '256',
         'desc'      : ['Maximum number of draws outstanding before API thread blocks.',
                        'This value MUST be evenly divisible into 2^32'],
         'category'  : 'perf',