From: Dave Airlie <airlied@gmail.com>
Date: Thu, 6 Dec 2012 22:31:57 +0000 (+1000)
Subject: llvmpipe: fix regression in gears speed.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5b2a3443facc561f928fe054abd3542cdda51be9;p=mesa.git

llvmpipe: fix regression in gears speed.

This fixes the gears regression since transform feedback.

Reported-by: Brian Paul <brianp@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c
index 26fa46de803..0f497afac53 100644
--- a/src/gallium/drivers/llvmpipe/lp_setup.c
+++ b/src/gallium/drivers/llvmpipe/lp_setup.c
@@ -627,8 +627,10 @@ void
 lp_setup_set_rasterizer_discard( struct lp_setup_context *setup,
                                  boolean rasterizer_discard )
 {
-   setup->rasterizer_discard = rasterizer_discard;
-   set_scene_state( setup, SETUP_FLUSHED, __FUNCTION__ );
+   if (setup->rasterizer_discard != rasterizer_discard) {
+      setup->rasterizer_discard = rasterizer_discard;
+      set_scene_state( setup, SETUP_FLUSHED, __FUNCTION__ );
+   }
 }
 
 void