** Changed in: linux (Ubuntu)
Status: Triaged => Fix Released
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brightness no more working on karmic (KMS)
https://bugs.launchpad.net/bugs/397617
You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-video-intel.
___
I have an aspire timeline with intel grafics running the latest daily build
karmic.
I am unable to control brightness except for the method explained in comment #2
(setpci -s 00:02.0 F4.B=66)
When running xrandr --prop it does not have support for backlight control:
# xrandr --prop
Screen 0: mini
Public bug reported:
Binary package hint: xserver-xorg-video-intel
xrandr is missing a backlight property:
$ xrandr --prop
Screen 0: minimum 320 x 200, current 1366 x 768, maximum 8192 x 8192
VGA1 disconnected (normal left inverted right x axis y axis)
LVDS1 connected 1366x768+0+0 (normal left in
** Attachment added: "BootDmesg.gz"
http://launchpadlibrarian.net/31664712/BootDmesg.gz
** Attachment added: "CurrentDmesg.txt"
http://launchpadlibrarian.net/31664713/CurrentDmesg.txt
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/31664714/Dependencies.txt
** Att
I'm not sure if I really use KMS but I added an option to the kernelboot in
order to disable it:
Sep 13 19:41:55 ubuntu kernel: [0.00] Command line:
BOOT_IMAGE=/boot/vmlinuz-2.6.31-10-generic
root=UUID=d9aeca27-f2de-4b4b-ac98-9ff714300820 ro quiet splash
libata.force=noncq nomodeset
St
Seems to me that this might be a mayor issue. I don't know how many people are
affected but many people are buying notebooks with these intel graphic chips.
Not being able to adjust brightness is a serious problem for usability.
I have the intel GMA4500MHD chip.
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xrandr backlight property con
People looking for a temporary workaround can try this:
Add GRUB_CMDLINE_LINUX="nomodeset acpi_backlight=vendor" in /etc/default/grub
and run update-grub.
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xrandr backlight property control missing (when using KMS?)
https://bugs.launchpad.net/bugs/428054
You received this bug notification beca
The backlight property only shows up when using nomodeset. I can us it
to control the backlight then but it's still missing even with the
latest updates and KMS enabled.
$ dpkg-query -s xserver-xorg-video-intel
Package: xserver-xorg-video-intel
Status: install ok installed
Priority: optional
Secti
The bug is not resolved. Please reopen.
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brightness no more working on karmic (KMS)
https://bugs.launchpad.net/bugs/397617
You received this bug notification because you are a member of Ubuntu-X,
which is the registrant for xf86-video-intel.
___
Mail
*** This bug is a duplicate of bug 397617 ***
https://bugs.launchpad.net/bugs/397617
Good news everyone. I just noticed Acer made available a bios-update
that fixes the issue of controlling the backlight when using KMS on the
timeline 5810T. Download bios version 2.30 and install using freedos
I just noticed Acer made available a bios-update on 2009/10/09 that
fixes the issue of controlling the backlight when using KMS on the
timeline 5810T. Download bios version 2.30 and install using freedos on
a usbstick.
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brightness no more working on karmic (KMS)
https://bugs.launchpad.net/bugs/
The backlightproperty has indeed come up after bios update on acer timeline
5800t. It was missing as reported in here:
bug 428054 (duplicates)
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brightness no more working on karmic (KMS)
https://bugs.launchpad.net/bugs/397617
You received this bug notification because you are a member of Ubunt
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