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** Changed in: linux (Ubuntu)
** Tags removed: xorg-needs-kernel-fix
** Tags added: kernel-handoff-graphics
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https://bugs.launchpad.net/bugs/388216
Title:
Unable to adjust brightness (KMS bug)
To manage notificati
If you have a Macbook please see bug #511965.
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Changed in: linux (Ubuntu)
Assignee: Leann Ogasawara (leannogasawara) => (unassigned)
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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This still affects me as well
macbook 2,1
0:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS,
943/940GML Express Integrated Graphics Controller (rev 03)
xserver-xorg-video-intel 2:2.9.0-1ubuntu1
linux-image-generic 2.6.31-13.43
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Unable to adjust brightness (KMS bug)
https://
This still affects me with xserver-xorg-video-intel 2:2.9.0-1ubuntu1 and
linux-image-generic 2.6.32.13.24
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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Has there been anybody to look at this? It is currently still regression
from Jaunty.
I can provide any further information needed.
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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I'm running Karmic actually installed. I'm up to date and still can not
adjust brightness.
(also, pommed is not a good workaround as it also acts on volume presses
with alsa, messing up pulseaudio's behavior.)
$ uname -a
Linux MacBook 2.6.31-9-generic #29-Ubuntu SMP Sun Aug 30 17:39:26 UTC 2009
by "different memory range" I meant different register. desrt's utility
doesn't seem to work for my machine (macbook3,1), I must be remembering
my previous macbook laptop.
Of note, for me the 'pommed' and 'gpomme' utility pair work fine for a
temporary workaround.
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Unable to adjust brightness
* I tried acpi_backlight=vendor. Neither option works or seems to
provide any backlight interface. I tried to get as much information as I
could, but I'm not familiar with trying to debug acpi or driver issues.
This is still using the 20090811 live cd (if the kernel update actually
is in the live d
Hi Chris,
I forgot you were using the daily images to test. So from a LiveCD to
modify the kernel command line I think you Press F6? Then you should be
able to add "acpi_backlight=vendor" (without quotes).
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
You rece
I think this seems related to bug 397617 in Launchpad and subsequently
the upstream bug at https://bugs.freedesktop.org/show_bug.cgi?id=20963 .
Chris, can you comment if any of the workarounds noted work for you:
1) https://bugs.edge.launchpad.net/xserver-xorg-video-
intel/+bug/397617/comments/2
** Changed in: linux (Ubuntu)
Status: Incomplete => Triaged
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Unable to adjust brightness (KMS bug)
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maybe i wasn't clear, i think you misunderstand me
in fact i use some patches to make brightness work on MY notebook,
because with official kernel brightness is not working, even if i
disable KMS
actually i don't use KMS
i applied the patches to change my brightness level without KMS
the patche
Alain, what patches were required to enable brightness changes for you?
I'm testing Karmic from the daily live CD builds, so I can't install a
new kernel.
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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i could do a test, but it will not be with official ubuntu kernel
i compile a kernel from the official one, and add some patches because
brightness did not work on my computer even without KMS.
Now it does ^^
but to save time i disabled some stuff like isdn, wimax, ipv6 ...
but i didn't touch the
Sorry for the delay. I can not test 2.6.31-5 as today's daily image
(2009-08-11) still contains 2.6.31-4.
$ uname -a
Linux ubuntu 2.6.31-4-generic #23-Ubuntu SMP Mon Jul 27 18:39:59 UTC 2009
x86_64 GNU/Linux
** Attachment added: "acpidump.log"
http://launchpadlibrarian.net/30198100/acpidump.
** Attachment added: "IwConfig.txt"
http://launchpadlibrarian.net/30144912/IwConfig.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/30144911/Dependencies.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "Card0.Codecs.codec.1.txt"
http://launchpadlibrarian.net/30144908/Card0.Codecs.codec.1.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "CurrentDmesg.txt"
http://launchpadlibrarian.net/30144910/CurrentDmesg.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "Card0.Codecs.codec.0.txt"
http://launchpadlibrarian.net/30144907/Card0.Codecs.codec.0.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "Card0.Amixer.values.txt"
http://launchpadlibrarian.net/30144906/Card0.Amixer.values.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "BootDmesg.txt"
http://launchpadlibrarian.net/30144904/BootDmesg.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "Card0.Amixer.info.txt"
http://launchpadlibrarian.net/30144905/Card0.Amixer.info.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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** Attachment added: "AlsaDevices.txt"
http://launchpadlibrarian.net/30144896/AlsaDevices.txt
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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Hi Chris,
Can you capture and post an acpidump:
sudo acpidump -o > acpidump.log
Might also just trying the 2.6.31-5 kernel since it was uploaded just
the other day and is newer than that the kernel used for Alpha 3.
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/38821
Still exists in Karmic Alpha 3.
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
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Hi Chris,
Just want to try and keep this up to date. Can you test and confirm
this remains with the latest Karmic 9.10 Alpha release? It contains a
newer 2.6.31 based kernel. ISO images are available at
http://cdimage.ubuntu.com/releases/karmic/ . You should be able to test
via a LiveCD. Plea
i have the same bug on ubuntu karmic on my nc10
i found only one solution to change brightness with KMS,
first : find the device address (here 00:02.0)
lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation Mobile 945GME Express
Integrated Graphics Controller (rev 03)
second :
se
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
** Changed in: linux (Ubuntu)
Status: Incomplete => Triaged
** Tags removed: needs-upstream-testing
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
You received this bug notification because
The above is from 'apport-collect -p linux-image-`uname -r` 388216'
using a the most recent mainline kernel (uname -r is
2.6.30-020630-generic). It threw an error as it is not an "official"
kernel, but continued on to collect other system information.
Collecting apport information for source packa
Hi Chris,
Can you also run the following command from a Terminal
(Applications->Accessories->Terminal) which will automatically gather
and attach additional kernel debug information.
apport-collect -p linux-image-`uname -r` 388216
Additionally it would be great if you could test the latest mainl
** Summary changed:
- Unable to adjust brightness with KMS
+ Unable to adjust brightness (KMS bug)
** Package changed: xserver-xorg-video-intel (Ubuntu) => linux (Ubuntu)
** Tags added: xorg-needs-kernel-fix
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Unable to adjust brightness (KMS bug)
https://bugs.launchpad.net/bugs/388216
You re
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