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[Bug 405387] Re: nouveau not supporting backlight

 

** Description changed:

  Binary package hint: xserver-xorg-video-nouveau
  
  I experience problems with backlight. 
  There is no backlight information in /sys/class backlight nor /proc/acpi/video
  xbacklight is also not working
  
  ProblemType: Bug
  Architecture: amd64
  Date: Mon Jul 27 19:05:17 2009
  DistroRelease: Ubuntu 9.10
  MachineType: Sony Corporation VGN-FZ21E
  NonfreeKernelModules: nvidia
  Package: xserver-xorg-video-nouveau 1:0.0.10~git+20090708+ef3a386-0ubuntu1
  ProcCmdLine: root=UUID=0918e4be-9bb8-4304-8f19-1fd016c6837b ro initcall_debug nomodeset
  ProcEnviron:
   LANGUAGE=
   LANG=fr_FR.UTF-8
   SHELL=/bin/bash
  ProcVersionSignature: Ubuntu 2.6.31-3.19-generic
  RelatedPackageVersions:
   xserver-xorg 1:7.4+3ubuntu5
   libgl1-mesa-glx 7.5-1ubuntu1
   libdrm2 2.4.11-1ubuntu1
   xserver-xorg-video-intel 2:2.8.0-0ubuntu1
   xserver-xorg-video-ati 1:6.12.99+git20090629.f39cafc5-0ubuntu1
  SourcePackage: xserver-xorg-video-nouveau
  Uname: Linux 2.6.31-3-generic x86_64
  dmi.bios.date: 07/04/2007
  dmi.bios.vendor: Phoenix Technologies LTD
  dmi.bios.version: R1120J7
  dmi.board.asset.tag: N/A
  dmi.board.name: VAIO
  dmi.board.vendor: Sony Corporation
  dmi.board.version: N/A
  dmi.chassis.asset.tag: N/A
  dmi.chassis.type: 10
  dmi.chassis.vendor: Sony Corporation
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrR1120J7:bd07/04/2007:svnSonyCorporation:pnVGN-FZ21E:pvrC3LPXCR7:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
  dmi.product.name: VGN-FZ21E
  dmi.product.version: C3LPXCR7
  dmi.sys.vendor: Sony Corporation
  fglrx: Not loaded
  system:
   distro:             Ubuntu
   architecture:       x86_64kernel:             2.6.31-3-generic
+ 
+ [lspci]
+ 01:00.0 VGA compatible controller [0300]: nVidia Corporation G86 [GeForce 8400M GT] [10de:0426] (rev a1)
+     	Subsystem: Sony Corporation Device [104d:9005]

-- 
nouveau not supporting backlight
https://bugs.launchpad.net/bugs/405387
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References