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[Exoon <exoon@xxxxxxxxx>]

I test it with an image loaded today and changing brightness works out
of the box.

saucy-desktop-i386.iso 1c125e4d1d29bfe4da0c8c54fb713b3e

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https://bugs.launchpad.net/bugs/1091456

Title:
  Backlightlevel not changeable with Kernel 3.2.0-34-generic

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  With Kernel 3.2.0-33-generic the backlight controll ist working
  (FN+UP/DOWN) but with Kernel 3.2.0-34-generic only the Icon is shown
  and the level is not changing.

  Xubuntu 12.04 i386 Samsunf nf210
  --- 
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  AplayDevices:
   **** List of PLAYBACK Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: ALC269VB Analog [ALC269VB Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  ApportVersion: 2.0.1-0ubuntu15
  Architecture: i386
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: ALC269VB Analog [ALC269VB Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  usrr       1734 F.... xfce4-volumed
                        usrr       1743 F.... pulseaudio
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xf0400000 irq 47'
     Mixer name	: 'Realtek ALC269VB'
     Components	: 'HDA:10ec0269,144dc08c,00100100'
     Controls      : 19
     Simple ctrls  : 11
  DistroRelease: Ubuntu 12.04
  HibernationDevice: RESUME=UUID=79ff2089-dee3-4ebc-ae1b-338f37e679ee
  InstallationMedia: Xubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
  MachineType: SAMSUNG ELECTRONICS CO., LTD. NF110/NF210/NF310
  MarkForUpload: True
  Package: linux (not installed)
  ProcEnviron:
   LANGUAGE=de_DE:en
   TERM=xterm
   PATH=(custom, user)
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-34-generic root=/dev/mapper/vgcrypt-root ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 3.2.0-34.53-generic 3.2.33
  RelatedPackageVersions:
   linux-restricted-modules-3.2.0-34-generic N/A
   linux-backports-modules-3.2.0-34-generic  N/A
   linux-firmware                            1.79.1
  Tags:  precise
  Uname: Linux 3.2.0-34-generic i686
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo www-data
  dmi.bios.date: 10/04/2010
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: 02MY.M019.20101004.JIP
  dmi.board.asset.tag: SAMSUNG
  dmi.board.name: NF110/NF210/NF310
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: Not Applicable
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvr02MY.M019.20101004.JIP:bd10/04/2010:svnSAMSUNGELECTRONICSCO.,LTD.:pnNF110/NF210/NF310:pvrNotApplicable:rvnSAMSUNGELECTRONICSCO.,LTD.:rnNF110/NF210/NF310:rvrNotApplicable:cvnSAMSUNGELECTRONICSCO.,LTD.:ct10:cvrN/A:
  dmi.product.name: NF110/NF210/NF310
  dmi.product.version: Not Applicable
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

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