Can't change screen brightness on Toshiba P855-30D
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Medium
|
Unassigned |
Bug Description
The brightness is locked to the brightest setting (eye-melting-
I upgraded to the latest BIOS to this date : 6.70
Below are my different attempts at setting the brightness using the command line (GUI don't work either).
GRUB_CMDLINE_
/sys/class/
/sys/class/
changing /sys/class/
GRUB_CMDLINE_
/sys/class/
GRUB_CMDLINE_
/sys/class/
/sys/class/
changing /sys/class/
GRUB_CMDLINE_
/sys/class/
/sys/class/
changing /sys/class/
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: linux-image-
ProcVersionSign
Uname: Linux 3.8.0-23-generic x86_64
ApportVersion: 2.9.2-0ubuntu8.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
/dev/snd/
Date: Mon Jul 8 19:12:15 2013
HibernationDevice: RESUME=
InstallationDate: Installed on 2013-05-18 (51 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
MachineType: TOSHIBA SATELLITE P855
MarkForUpload: True
ProcFB: 0 nouveaufb
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.106
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/20/2013
dmi.bios.vendor: TOSHIBA
dmi.bios.version: 6.70
dmi.board.
dmi.board.name: QFKAA
dmi.board.vendor: TOSHIBA
dmi.board.version: 1.00
dmi.chassis.
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.
dmi.modalias: dmi:bvnTOSHIBA:
dmi.product.name: SATELLITE P855
dmi.product.
dmi.sys.vendor: TOSHIBA
tags: | added: kernel-bug-exists-upstream |
Changed in linux (Ubuntu): | |
status: | Incomplete → Confirmed |
This change was made by a bot.