** Changed in: xserver-xorg-video-intel
Importance: Unknown => Medium
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Title:
[Intel GM45] Irregular sync flashes on 8
** Changed in: xserver-xorg-video-intel
Status: Confirmed => Fix Released
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Title:
[Intel GM45] Irregular sync flas
** Changed in: xserver-xorg-video-intel
Status: Fix Released => Confirmed
** Changed in: xserver-xorg-video-intel
Importance: Medium => Unknown
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https:/
Does anyone know when those comment numbers shifted? What once was
comment #88 (Andy Whitcroft's patch) is now #92, breaking referrals. I
filed bug 669722 about this.
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https://bugs.launchpad.net/bugs/538648
You receiv
Alexis,
On Mon, 2010-11-01 at 21:55 +, Alexis de Lattre wrote:
> @Russel,
>
> You will find an up-to-date summary of the situation at the very
> beginning of the bug report (your bug report ! :-), in the 3 first
> paragraphs of the bug description.
I think the problem is that when Julien loo
@Russel,
You will find an up-to-date summary of the situation at the very
beginning of the bug report (your bug report ! :-), in the 3 first
paragraphs of the bug description.
** Description changed:
[Status]
Fixed in maverick
Not fixed in lucid (bug still seen on 2010-09-22 with kernel 2.
Can someone summarize the actual real fix (not any workarounds) and/or
highlight the changeset to whichever Debian/Ubuntu package to
601...@bugs.debian.org so that Debian Squeeze can have the problem
resolved as well?
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk
I upgraded to Maverick 5 days ago, and I haven't seen any sync flash
since then. So I consider that the bug is fixed in Maverick. I have a
8086:2a42 video card on a Dell Latitude Z600.
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
https://bugs.launchpad.net/bugs
I didn't investigate the exact state of the packages, but I observed an
all-Intel Vaio running Maverick yesterday and it was showing the same
flicker I saw in Lucid.
--
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https://bugs.launchpad.net/bugs/538648
You receive
Any chance of getting this fix backported to Lucid? We have a fair
number of systems rolled out with this hardware, and trying to explain
the grub workaround to ordinary users is painful...
AfC
--
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https://bugs.launchpa
On Dell Latitude E4310 amd64 I have the same problem too
powersave=0 workaround does not work!
kernels 2.6.32.21 or 2.6.32 22 do not have the problem !
kernel 2.6.32.23, 2.6.32.24, 2.6.32.25 have the flicker problem !
so some update from 2.6.32 22 to 2.6.32.23 is probably buggy
--
[Intel GM45] Ir
Weird, I had removed the i915.powersave=0 and for a long time now (maybe a
month) I had almost no flickering (could count them on one hand).
However, today is hell. It is flickering every 3-4 minutes or so...
I've check back the history of recently installed software, and I only have
Chromium and
** Description changed:
[Status]
Fixed in maverick
Not fixed in lucid (bug still seen on 2010-09-22 with kernel 2.6.32-25)
- [Workaround 1]
- Install Andy Whitcroft's test kernel from
http://people.canonical.com/~apw/lp538648-lucid/ (see comment #88).
+ [Workaround]
+ As workaround add t
** Description changed:
+ [Status]
+ Fixed in maverick
+ Not fixed in lucid (bug still seen on 2010-09-22 with kernel 2.6.32-25)
+
[Workaround 1]
Install Andy Whitcroft's test kernel from
http://people.canonical.com/~apw/lp538648-lucid/ (see comment #88).
[Workaround 2]
As workaround
Upgraded to Maverick beta and haven't seen any flickers since then.
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You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-vid
Forget what I said in my previous comment ; I just saw my screen
flickering :-) But I should say that it's much less frequent than
before.
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https://bugs.launchpad.net/bugs/538648
You received this bug notification bec
Since the last kernel update (version 2.6.32-24.42), I haven't seen any
flickers. I DON'T use i915.powersave=0.
I have a Dell Latitude Z600 laptop.
PCI ID : 8086:2a42 (rev 07)
Subsystem: 1028:02c8
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
https://bugs.launc
I can confirm that this does NOT happen when you 2 displays working
simultaneously, e.g. external display attached to HDMI working as
primary display and laptop internal display working as secundary
(extended) display.
However as soon as you de-attach external display, internal laptop
display star
I have HP2230s and i915.powersave=0 does not work for me.
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which is the registrant for xf86-video-intel.
I experiense the same problem on my Asus X5dij laptop, which has also an
integreted Intel 4 Series Express Video Card(Intel GMA 4500M) and Intel GL40
Chipset.
My whole screen flickers. It is really unpleasent for my eyes. I can see the
horizontal refresh lines. So I've tried to create a xorg.con
I just switched to 32 bit ubuntu with pae kernel and the problem
persists. I still don't know if the problem is from ubuntu itself or
from this repository:
https://launchpad.net/~ubuntu-x-swat/+archive/x-updates
Can anyone confirm this problem happening without this repository?
Thanks.
--
[Inte
With the current updates, it seems to occur in pairs, twice in quick
succession now.
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@Max good question, interestet in this too, nobody is stating if or when
this will be included...
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which
This bug is absolutely annoying and implicitly also a security issue
since I'm using apw's kernel mentioned as a workaround, so I'm not able
to fetch security updates to the kernel. (workaround no. 2 is not an
option since battery life is important to me.)
Is there a good reason for not including
powersave=0 works for me too on my T500. Regarding the battery drain:
this is totally screwed up because of
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/524281 anyhow for
me. I get good battery with the modified kernel from there.
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs
i915.powersave=0 fixes it on my Lenovo Edge, batterie time seems to get
down a lot is this possible?
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wh
It may be worth noting that the effect is far easier to see in lower
surrounding light levels: in darker room light.
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I have this same problem on my Lenovo G450.
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You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-video-intel.
_
same here. neither of the workarounds work for me perfectly. kinda annoying
actually.
On Sat, Jul 3, 2010 at 3:05 PM, Martin Schraner
wrote:
> Neither installing Andy Whitcroft's test kernel nor the option
> i915.powersave=0 helped with me (Lenovo Think Pad T400s). To get rid of
> the annoying fl
Neither installing Andy Whitcroft's test kernel nor the option
i915.powersave=0 helped with me (Lenovo Think Pad T400s). To get rid of
the annoying flickering, I re-installed Karmic Koala. I hope the bug
will be solved at least for the next distribution.
--
[Intel GM45] Irregular sync flashes on
What about including the #88 patch in the official kernel of Lucid (or
in the proposed repository)? It should not affect the power consuming of
the card.
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https://bugs.launchpad.net/bugs/538648
You received this bug n
I have a 8086:2a42 video card and successfully used the i915.powersave=0
option to stop the sync flashes.
I installed Andy Whitcroft's kernel and removed the i915.powersave=0
option yesterday. Everything continue to work fine ; no sync flashes at
all.
@Peter : it seems that FBC means FrameBuffer
** Changed in: linux (Ubuntu)
Status: Confirmed => Triaged
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+1 for me as well... can we expect the fixes with Andy's test Kernel to
be included in upcoming updates?
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You received this bug notification because you are a member of Ubuntu-X,
Andy Whitcroft's test kernel works just fine on Lenovo T500 with Intel
Corporation Mobile 4 Series.
thx for that!!! cause with i915.powersave=0 sleep/suspend does not work.
--
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You
+1 confirmed.
I'm on a Lenovo G550 and adding the i915.powersave=0 appears to have
stopped the flickering.
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You received this bug notification because you are a member of Ubuntu
Loading the kernel with i915.powersave=0 stops the flickering in my case. Next
week I will try the new kernel in post #88.
I have an Intel 4500MHD.
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You received this bug notifi
+1 confirmed.
Asus UL80
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset
Integrated Graphics Controller (rev 07)
00:02.1 Display controller: Intel Corporation Mobile 4 Series Chipset
Integrated Graphics Controller (rev 07)
Installed http://kernel.ubuntu.com/~kernel-p
+1 confirmed here. Dell Inspiron 1545, 00:02.0 VGA compatible controller: Intel
Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07)
00:02.1 Display controller: Intel Corporation Mobile 4 Series Chipset
Integrated Graphics Controller (rev 07).
Occurs in 10.04. Did not occu
The kernels in #88 have worked perfectly for me, for about a week now.
Thanks!
$ lspci -s 00:02.0
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset
Integrated Graphics Controller (rev 07)
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
Seeing flicker on maverick with ubuntu's mainline 2.6.35rc1 kernel. No
flicker with stock maverick.
--
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https://bugs.launchpad.net/bugs/538648
You received this bug notification because you are a member of Ubuntu-X,
whic
Hi,
I tried installing Andy's kernels but the results are not very good.
While I get about 2-3 flickers/day normally, the rate gets higher when I
try to run a heavy application. If at the same time, I do the powersave
thing, the flickers seem to go away.
Can anybody tell me if I am going to run i
** Description changed:
- [Workaround]
+ [Workaround 1]
+ Install Andy Whitcroft's test kernel from
http://people.canonical.com/~apw/lp538648-lucid/ (see comment #88).
+
+ [Workaround 2]
As workaround add the option i915.powersave=0 to the kernel command line in
the grub config (for GRUB 2: e
Same problem in Acer Aspire 5738Z with Intel Graphics Media Accelerator.
Does this problem happen in 32 bit pae enabled ubuntu? the option
i915.powersave=0 is not an option for me due to battery life. Thanks.
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
https:/
I have the exact same symptoms as comment #72 on an HP dv4 laptop
>> Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller
>> (rev 07) >> on gnome. No problems using
>> karmic. Random flickering on the bottom quarter of screen started after
>> upgrade.
Two things I've obse
I get this on my Dell Inspiron 1750 with Intel Graphics card.
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Update
Getting a flicker again not bad, one or two a day, so it was hard to know if
this kernal thing
works or not, well I guess it doesn't for me.
tnx
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https://bugs.launchpad.net/bugs/538648
You received this bug no
Andy no flicker Dell Inspiron 1545 laptop
I added then deleted the i915.powersave=0
from line
GRUB_CMDLINE_LINUX "i915.powersave=0 "
and loaded the new 64bit patched kernal located in your link and
no flicker. (the i915.powersave=0 fix worked for me) It has only been a day
but i think its a winne
Strange thing is (and this is a home laptop, not part of my work
project) it runs fine after reboot, then after some time the flickering
starts to come back when the CPU gets loaded up. I was also mainly
addressing Robert Hooker's comment:
"JC: 915GM wasn't affected by this, and we disabled FBC on
Yep, pretty familiar with how to do that, currently driving a project at
my company where we are deploying 100's of ubuntu desktops...
But to answer your question Mario,
r...@nc6220:/# dmesg | grep 'Kernel command'
[0.00] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32-22-generic
ro
@Brian Threlkeld:
Are you sure that you are effectivelly using the suggested parameter? For
example you could forgot the 'update-grub' command.
Check the effective use with: dmesg | grep 'Kernel command'
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
https://bu
I would beg to differ here, I have a compaq NC6220 with the intel 915GM
and it flickers like crazy when under any CPU load. Tried the modeset
Fresh install here as well,
Tried the i915.powersave=0 thing, no joy
X.Org X Server 1.7.6
r...@nc6220:/etc# cat lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RE
JC: 915GM wasn't affected by this, and we disabled FBC on 915GM/945GM a
few months ago already.
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@ Andy Whitcroft
I hadn't the time to try that kernel of yours but latter maybe this
weekend I'll try then.
I have another *maybe interesting* fact to report: I installed KDE in
this Ubuntu 10.04 and since then I have no screen glitches/flickering!
Nothing at all. Even in Gnome. Maybe this proble
FBC patch works like a charm, thx to Andy Whitcroft for the compiled
kernel!
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Andy, I have been using the kernel in comment 88 for about 6 hours now
without flickering.
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@Andy
The kernel from comment #88 looks flicker free to me now for over 5 hours. I
have already been testing it as indicated in my comment #90.
details to make sure:
uptime; dmesg |grep "Command line"; dmesg |grep "Linux version"
16:01:03 up 5:20, 4 users, load average: 0.42, 0.97, 0.97
[
@JC -- could you test the kernels in comment #88 and see if those fix
the issue for you. Do ensure you do not have the frequency fixed when
testing. Please report back here.
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Y
@wolfgang -- indeed could you also test the kernels in comment #88 and
report back.
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@wolfgang -- not necessarily as the kernel has a lot of different
patches applied in maverick which are not in -rc7. Some of those affect
the specific option we are testing on here on some hardware.
--
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https://bugs.lau
Hello,
I also have this weird bug in my Sony Vaio VGN-FJ1S with an Intel 915
VGA. Strangely this only started yesterday I guess (!)
Well more important: I found a workaround for this: "Add to Panel..." >
"CPU Frequency Scaling Monitor" and then I set it to work at 1.33 GHz
(the max. for me it's 1
Robert, I do not quite follow your your comment #87 about flicker being
fixed in 2.6.34-rc7 and trying the different 2.6.34-rc's. From my
comment #79 the daily mainline kernel from May 12th compiled for lucid
tried with lucid flickers. And that daily kernel is newer then rc7. And
I just tried the r
Andy, no flicker seen in the first 35 minutes of using your FBC disabled kernel
on lucid.
dmesg |grep "Command line"
[0.00] Command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32-22-generic
root=/dev/sda7
dmesg |grep "Linux version"
[0.00] Linux version 2.6.32-22-generic (r...@chloe) (gcc
invalidating the xserver-xorg-video-intel target, it was just on here
for easier tracking.
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: Triaged => Invalid
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
https://bugs.launchpad.net/bugs/538648
Yo
I have built some test kernels with FBC disabled for the GM45 hardware
reported here. If those of you affected by this flickering issue could
test these kernels and report back here that would be great. Please
remember to test without the i915.powersave=0 override else the test is
meaningless. T
Ok since this is for sure a kernel problem I've opened a new task for
it. Thank you for the confirmation that the problem is fixed in
2.6.34-rc7. It would be especially helpful if anyone could narrow down
which 2.6.34-rc the problem was fixed by installing different mainline
kernels until you find
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu)
Milestone: None => lucid-updates
** Changed in: linux (Ubuntu)
Status: New => Confirmed
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
--
[Intel GM45] Irregula
Can't see any flickering on a current ubuntu 10.10 (maverick). Which surprises
me since I saw flickering with kernel 2.6.34-999 on lucid (see comment 79).
(All this with [8086:2a42].)
--
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https://bugs.launchpad.net/bugs
@Jeff250, @Robert Hooker: well that certainly explains the mystery
for me at least anyway. I never realized that i915.powersave=0 had been
default in -15 (and should have read the other 81 comments before
mine)
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quir
The -16 kernel backported the entire drm from 2.6.33 back to the 2.6.32
kernel, so your statement about it being less isn't true unfortunately
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You received this bug notification
According to comment 5, we already know why the -15 kernel had no
flicker issues: it had i915.powersave=0 by default.
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You received this bug notification because you are a member
I ran Lucid alpha/daily installs since about January IIRC, and am 99%
sure that the flicker problem first occurred with kernel image 2.6.32-16
(http://ubuntuforums.org/showpost.php?p=8942276&postcount=9). It's
possible that the problem has been fixed upstream in 2.6.34 (or .33
even), but if you're
Robert, I have been using the latest maverick kernel for about 24 hours
now:
$ uname -r
2.6.34-2-generic
I have an Inspiron 1545 and the Intel GM45:
$ lspci | grep -i graphics
00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset
Integrated Graphics Controller (rev 07)
00
I have a Dell Inspiron 1545 with the same video card (same lspci output)
as Alexis de Lattre (#74) and the workaround has kept me flicker-free
all morning.
Has everyone still posting that they have this problem tried the workaround?
(See the bug description.)
--
[Intel GM45] Irregular sync fla
** Summary changed:
- [Intel GM45] Irregular sync flashes (Lenovo T500, Dell Insp. 1545)
+ [Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
https://bugs.launchpad.net/bugs/538648
You re
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