** Changed in: xserver-xorg-video-intel
Importance: Unknown => High
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https://bugs.launchpad.net/bugs/398026
Title:
[GM45] Default 60Hz display mode drives LV
** Changed in: xserver-xorg-video-intel
Importance: High => Unknown
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https://bugs.launchpad.net/bugs/398026
Title:
[GM45] Default 60Hz display mode drives LV
** Changed in: xserver-xorg-video-intel
Status: Confirmed => Fix Released
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-video-intel
Will you please try the debug patch on the latest xserver and do the test on
the 2.6.31-rc3 kernel?
After the system is booted, please attach the xorg.log.
Thanks.
** Attachment added: "add the detailed mode line debug info related with the
output"
http://launchpadlibrarian.net/30295029/mode_
Please attach the Xorg.log when kms is disabled by adding the boot option of
"i915.modeset=0".
thanks.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
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Ok, I used the kernel command line param and indeed the display names
are as you specified. When KMS is disabled, there is no
/sys/class/drm/card0-LVDS*/modes file.
Here's the output of xrandr:
$ xrandr --verbose
Screen 0: minimum 320 x 200, current 1024 x 768, maximum 4096 x 4096
VGA disconnected
With KMS disabled, the screen also no longer changes refresh rates when
docking and undocking.
I'll enable KMS and check if I can reproduce the refresh rate change
again.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug noti
Oded, I also get a complaint that i915.modeset=0 is an unknown boot
option when adding it to the kernel command line. It still disables KMS,
though.
The reason that you cannot remove i915 while the system is running is
that the module is responsible for _all_ modesetting on the system, not
only fo
Sorry about the late reply - I'm moving to a new apartment and haven't
got much time. It took me a while to figure out what is KMS, and then to
try to disable it. When I add i915.modeset=0 to the kernel command line,
it complains that its an unknown boot option and modinfo shows no such
parameter s
Will you please also attach the xorg.log with KMS disabled?
Thanks.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
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$ cat /sys/class/drm/card0-LVDS*/modes
1024x768
1024x768
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[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
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_
Will you please attach the output of cat /sys/class/drm/card0-LVDS*/modes ?
Thanks.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-video-in
With the patch applied to 2.6.31.2 , I could not reproduce the screen
corruption problem that is the original complaint of this ticket.
I could not reproduce it ever since I did an upgrade that installed
kernel 2.6.31.3, so on the face of it it looks like another update, and
not the kernel upgrade
Hi, Chris
How about your test result?
Thanks.
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[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
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___
Hi, Oded
Do you mean that corruption disappears after applying the patch on the
2.6.31-rc2? Right?
thanks.
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[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
which is
I applied the patch to the above mentioned kernel and run it. Curiously
it does not feature the screen corruption that was the issue of this
bug, but it does still changes to 85Hz when docked and back to 60Hz when
undocked:
Docked:
$ xrandr
Screen 0: minimum 320 x 200, current 1024 x 768, maximum
https://launchpad.net/ubuntu/+source/linux/2.6.31-2.17
The full list of published source packages is at
https://launchpad.net/ubuntu/+source/linux .
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you a
I can't find the source package for 2.6.31-2 - packages.ubuntu.com only
has 2.6.31-3 and 2.6.30 or older.
Can you please direct me to where I can find ubuntu sources for 2.6.31-2
that I can patch and install?
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/
I've added the patch to 2.6.31-3-generic and there is no change in
behavior (although I think its crashing a bit - but I can't reproduce
reliably).
I'll patch 2.6.31-2 and get back to you with more info (compiling takes
a long time ;-) ).
--
[GM45] Default 60Hz display mode drives LVDS incorrect
Hi, Geir
What you said is right. I hope that it is tested on the 2.6.31.2 instead of
2.6.31.3.
The remaining issue is why we can add the mode like 1440x900*60. It is very
interesting.
I check the code and find that it is not parsed from EDID. And it is not
defined in the default mode
On Wed, Jul 15, 2009 at 9:02 PM, yakuizhao wrote:
> Will you please try the debug patch in comment #12 on the 2.6.31.2 generic
> kernel and see whether the issue can be reproduced?
@Yakui: The remaining issue is that the frequency is higher than the
preferred mode, right? Do you want 2.6.31-2-
Hi, Oded/Chris
Will you please try the debug patch in comment #12 on the 2.6.31.2 generic
kernel and see whether the issue can be reproduced?
Thanks.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification becau
Sure, no probs - just let me know how can I help.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-video-intel.
Chris and Oded, it's good that the corruption is gone, but the frequency
should not change sporadically as at least Oded is reporting. Unless
told otherwise, the driver should choose the frequency of the preferred
EDID mode, and as far as I can see this is 50 Hz for Chris and 60 Hz for
Oded. It wou
I also am not seeing corruption issues with the kernel update (I checked
before and after and the kernel update indeed seems to be the reason).
The screen still changes refresh rate when going into and out of
docking, but now all modes look fine.
--
[GM45] Default 60Hz display mode drives LVDS i
This bug is definitely resolved by the 2.6.31-3-generic kernel, which is
based on 2.6.31-rc3. Booting back into the -2-generic kernel exhibits
the corruption, booting into 2.6.31-3-generic doesn't, even when running
the LVDS at 60Hz.
@yakuizhao: Do you still want output from that debug patch?
--
I have another issue.
>From the log it seems that there exists the EDID for LVDS device. And the
>1440x900*50 mode is the preferred mode. In such case how is the
>mode(1440x900*59.9) also added to the mode list?
Thanks.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.l
Will you please try the debug patch on the latest kernel(2.6.31-rc3) and see
whether the issue still exists?
In the debug patch it will write the DPLL MD reg only when the output type is
SDVO.
Thanks.
** Attachment added: "Only write the DPLL MD reg for SDVO"
http://launchpadlibrarian.net/290
The version of xserver-xorg-video-intel hasn't changed since you
reported the bug, but the new kernel is based on 2.6.31-rc3 instead of
-rc2 and therefore probably has various fixes.
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received th
>From the description it seems that the LVDS can work well if the refresh rate
>is 50Hz. But when the refresh rate is 60, it can't work well. Right?
How do you change the refresh rate? In the boot phase or by using xrandr?
>From the log it seems that the preferred mode is 1440x900*50 for the LVDS.
status fixreleased
I can no longer reproduce this; it seems fixed. I'm not sure whether it
was fixed by yesterday's xserver-xorg-video-intel 2:2.7.99.901
+git20090702.74227141-0ubuntu1 upload or the new kernel today, but I no
longer get scanout corruption when running at 60Hz, so it no longer
ma
Chris, does the monitor start up at 60 Hz right away? In the xrandr-
output the monitor attach in the first comment and in the upstream
report the monitor runs at 50 Hz. If you set the frequencey to 50 Hz,
does it set itself back to 60 Hz. Oded reports that undocking the
laptop, attaching an extren
** Changed in: xserver-xorg-video-intel
Status: Unknown => Confirmed
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-video-intel.
__
Hi Chris, I've forwarded this bug upstream to
https://bugs.freedesktop.org/show_bug.cgi?id=22761 and CC'd you to the
bug. Please follow up any info or testing requests they have there.
** Bug watch added: freedesktop.org Bugzilla #22761
https://bugs.freedesktop.org/show_bug.cgi?id=22761
** Al
** This bug is no longer a duplicate of bug 396171
after installing latest x-swat intel driver for Karmic, screen is sometimes
corrupted
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a memb
*** This bug is a duplicate of bug 396171 ***
https://bugs.launchpad.net/bugs/396171
** This bug has been marked a duplicate of bug 396171
after installing latest x-swat intel driver for Karmic, screen is sometimes
corrupted
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
htt
Logs when running with the correctly working 2:2.7.99.1
+git20090602.ec2fde7c-0ubuntu5 attached.
** Attachment added: "xrandr.log"
http://launchpadlibrarian.net/28933831/xrandr.log
** Attachment added: "Xorg.0.log"
http://launchpadlibrarian.net/28933832/Xorg.0.log
--
[GM45] Default 60Hz
>> You mention that this happens with the latest version of xserver-xorg-
>> video-intel (2:2.7.99.901+git20090702.74227141-0ubuntu1). Does that mean
>> that it doesn't happen with the previous version?
> Correct. This behaviour appeared with the latest intel update.
This is the most useful piece
> To make the analysis easier, could you remove the file
> .config/monitors.xml in your home directory? This is the file where
> custom mode setting for your user is stored. I don't see anything wrong
> with it, but it makes it easier to not have to take that file into
> account. Then I would like
Thank you for reporting this bug using the ubuntu-bug command. The
information included helps us analyze this bug report better.
To make the analysis easier, could you remove the file
.config/monitors.xml in your home directory? This is the file where
custom mode setting for your user is stored. I
** Attachment added: "Photograph of corrupted screen"
http://launchpadlibrarian.net/28897460/Image054.jpg
--
[GM45] Default 60Hz display mode drives LVDS incorrectly
https://bugs.launchpad.net/bugs/398026
You received this bug notification because you are a member of Ubuntu-X,
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** Attachment added: "BootDmesg.gz"
http://launchpadlibrarian.net/28897433/BootDmesg.gz
** Attachment added: "CurrentDmesg.txt"
http://launchpadlibrarian.net/28897434/CurrentDmesg.txt
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/28897435/Dependencies.txt
** Att
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