From 42e76d0b24b76fbcc6b08a4ea5003dbec368645c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <daenzer@vmware.com>
Date: Wed, 8 Jul 2009 08:51:10 +0200
Subject: Don't always flush CS when switching from 2D to 3D.

This works fine here and doubles x11perf -aa10text scores, but may cause
problems on other setups according to Dave. Let's see...
---
 src/radeon.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/radeon.h')

diff --git a/src/radeon.h b/src/radeon.h
index 5d5d5e1b..d4e89d47 100644
--- a/src/radeon.h
+++ b/src/radeon.h
@@ -1543,8 +1543,10 @@ do {									\
 	uint32_t flush = 0;						\
 	switch (info->accel_state->engineMode) {			\
 	case EXA_ENGINEMODE_UNKNOWN:					\
-	case EXA_ENGINEMODE_2D:						\
 	    flush = 1;                                                  \
+	    break;							\
+	case EXA_ENGINEMODE_2D:						\
+	    flush = !info->cs || info->cs->cdw > 15 * 1024;		\
 	case EXA_ENGINEMODE_3D:						\
 	    break;							\
 	}								\
-- 
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