Running with all workarounds disabled, this change doesn't fix anything nor
seem to make any difference, but anyway:
Shouldn't the cache flush bits be in dword 0 for gen4 GEN4_PIPE_CONTROL? Maybe
gen5 also?
diff --git a/src/sna/gen4_render.c b/src/sna/gen4_render.c
index 1d164b6..894418b 100644
--- a/src/sna/gen4_render.c
+++ b/src/sna/gen4_render.c
@@ -575,8 +575,10 @@ inline static void
gen4_emit_pipe_flush(struct sna *sna)
{
#if 1
- OUT_BATCH(GEN4_PIPE_CONTROL | (4 - 2));
- OUT_BATCH(GEN4_PIPE_CONTROL_WC_FLUSH);
+ OUT_BATCH(GEN4_PIPE_CONTROL |
+ GEN4_PIPE_CONTROL_WC_FLUSH |
+ (4 - 2));
+ OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
#else
@@ -601,8 +603,10 @@ inline static void
gen4_emit_pipe_invalidate(struct sna *sna)
{
#if 0
- OUT_BATCH(GEN4_PIPE_CONTROL | (4 - 2));
- OUT_BATCH(GEN4_PIPE_CONTROL_WC_FLUSH | GEN4_PIPE_CONTROL_TC_FLUSH);
+ OUT_BATCH(GEN4_PIPE_CONTROL |
+ GEN4_PIPE_CONTROL_WC_FLUSH | GEN4_PIPE_CONTROL_TC_FLUSH |
+ (4 - 2));
+ OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
#else
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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu.
https://bugs.launchpad.net/bugs/1098334
Title:
[gen4 sna] Font corruption
Status in X.org xf86-video-intel:
In Progress
Status in “xserver-xorg-video-intel” package in Ubuntu:
Fix Released
Bug description:
After enabling the SNA acceleration method and rebooting, I noticed
that graphical glitches appeared in the letters on Chromium's tab bar
during the mouse hover animation. I've attached a screenshot
illustrating this, particularly with the letter "g" in the screenshot.
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: xorg 1:7.7+1ubuntu4
ProcVersionSignature: Ubuntu 3.7.0-7.15-generic 3.7.0
Uname: Linux 3.7.0-7-generic x86_64
ApportVersion: 2.8-0ubuntu1
Architecture: amd64
Date: Thu Jan 10 16:00:55 2013
InstallationDate: Installed on 2012-09-24 (107 days ago)
InstallationMedia: Kubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64
(20120822.2)
MarkForUpload: True
SourcePackage: xorg
UpgradeStatus: Upgraded to raring on 2012-09-25 (107 days ago)
To manage notifications about this bug go to:
https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/1098334/+subscriptions
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