[Bug 75880] New: [i915 Bayley Bay] Graphics shake/jitter observed when seen on DP monitor
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Mar 7 03:23:00 PST 2014
https://bugs.freedesktop.org/show_bug.cgi?id=75880
Priority: medium
Bug ID: 75880
Assignee: chris at chris-wilson.co.uk
Summary: [i915 Bayley Bay] Graphics shake/jitter observed when
seen on DP monitor
QA Contact: intel-gfx-bugs at lists.freedesktop.org
Severity: normal
Classification: Unclassified
OS: Linux (All)
Reporter: achandran at mvista.com
Hardware: x86 (IA32)
Status: NEW
Version: git
Component: Driver/intel
Product: xorg
Created attachment 95297
--> https://bugs.freedesktop.org/attachment.cgi?id=95297&action=edit
Jitter on DP monitor
Hi,
I have connected a VGA and a DP monitor on Bayley Bay platform.
I am booting ubuntu 13.10 with the kernel
http://cgit.freedesktop.org/drm-intel/log/?h=drm-intel-fixes
##################################
arun at arun-valley-view:~$ uname -a
Linux arun-valley-view 3.14.0-rc5-g24bd9bf #1 SMP PREEMPT Fri Mar 7 14:42:49
IST 2014 i686 i686 i686 GNU/Linux
arun at arun-valley-view:~$ X -version
X.Org X Server 1.14.5
Release Date: 2013-12-12
X Protocol Version 11, Revision 0
Build Operating System: Linux 3.2.0-54-generic i686 Ubuntu
Current Operating System: Linux arun-valley-view 3.14.0-rc5-g24bd9bf #1 SMP
PREEMPT Fri Mar 7 14:42:49 IST 2014 i686
Kernel command line: BOOT_IMAGE=bzImage console=ttyS0,115200n8 rw
root=/dev/sda8 rootwait rootfstype=ext4 log_buf_len=32M
Build Date: 17 December 2013 10:03:52AM
xorg-server 2:1.14.5-1ubuntu2~saucy1 (For technical support please see
http://www.ubuntu.com/support)
Current version of pixman: 0.30.2
Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
##################################
If I write click in the desktop on the DP port monitor and go through the menu
items I am observing shakes or vibrations
This problem is not seen when I boot only VGA or DP. It comes only during dual
display configuration.
I am observing jitters right now if I move my mouse.
Regards,
Arun C
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