Public bug reported:
Unable to change screen backlight level. With this ->
git://github.com/xonatius/samsung-backlight.git unable to make
brighter(just darker and can't change it until reboot/resume)
Samsung 300V5Z-S01EE Backlight
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.2.0-21-generic 3.2.0-21.34
ProcVersionSignature: Ubuntu 3.2.0-21.34-generic 3.2.13
Uname: Linux 3.2.0-21-generic x86_64
NonfreeKernelModules: nvidia
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0-0ubuntu4
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: nedas 1516 F.... pulseaudio
Date: Wed Apr 4 14:55:53 2012
HibernationDevice: RESUME=UUID=bd74e065-5009-42e7-b53b-668df0b2b90b
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120404)
MachineType: SAMSUNG ELECTRONICS CO., LTD. 300V3Z/300V4Z/300V5Z/200A4Y/200A5Y
ProcEnviron:
TERM=xterm
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-21-generic
root=UUID=59772c8b-4134-4b2a-8c82-19f1fae7b446 ro quiet splash
acpi_backlight=vendor vt.handoff=7
SourcePackage: linux
StagingDrivers: mei
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/12/2011
dmi.bios.vendor: Phoenix Technologies Ltd.
dmi.bios.version: 02FU
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 300V3Z/300V4Z/300V5Z/200A4Y/200A5Y
dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.board.version: FAB1
dmi.chassis.asset.tag: Asset Tag
dmi.chassis.type: 9
dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.chassis.version: 0.1
dmi.modalias:
dmi:bvnPhoenixTechnologiesLtd.:bvr02FU:bd10/12/2011:svnSAMSUNGELECTRONICSCO.,LTD.:pn300V3Z/300V4Z/300V5Z/200A4Y/200A5Y:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rn300V3Z/300V4Z/300V5Z/200A4Y/200A5Y:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
dmi.product.name: 300V3Z/300V4Z/300V5Z/200A4Y/200A5Y
dmi.product.version: 0.1
dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug precise staging
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https://bugs.launchpad.net/bugs/973321
Title:
Samsung 300V5Z Backlight
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