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authorChris Wilson <chris@chris-wilson.co.uk>2010-12-20 10:55:11 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2010-12-20 10:59:28 +0000
commit1ac2e04023f84dbf1f3db2ecad1cadd159aa614d (patch)
treecf231c428e26dc8afae832cdbaf0a27a505dca40
parent6f21405454487adf7623cf22f0fdd9f127099afd (diff)
Undo: Disable BLT for i830 and 845G
Reported-by: György Balló <ballogy@freestart.hu> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=32482 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
-rw-r--r--src/intel_driver.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/intel_driver.c b/src/intel_driver.c
index a3d924f2..962ee504 100644
--- a/src/intel_driver.c
+++ b/src/intel_driver.c
@@ -470,7 +470,7 @@ static void I830XvInit(ScrnInfoPtr scrn)
static Bool can_accelerate_blt(struct intel_screen_private *intel)
{
- if (IS_I830(intel) || IS_845G(intel)) {
+ if (0 && (IS_I830(intel) || IS_845G(intel))) {
/* These pair of i8xx chipsets have a crippling erratum
* that prevents the use of a PTE entry by the BLT
* engine immediately following updating that
@@ -479,6 +479,8 @@ static Bool can_accelerate_blt(struct intel_screen_private *intel)
* As the BLT is fundamental to our 2D acceleration,
* and the workaround is lost in the midst of time,
* fallback.
+ *
+ * XXX disabled for release as causes regressions in GL.
*/
return FALSE;
}