registry team mailing list archive

[Michael Doube <658198@xxxxxxxxxxxxxxxxxx>]

** Description changed:

  After an upgrade to Ubuntu 10.10 the previously natively-supported Fn
  key control of backlight brightness is gone.  I can control backlight
  with xbacklight, as before.
  
  Models of notebook affected include Sony Vaio SZ4 and SZ6.
  
  Git bisect locates the bug to commit bcbfc24ead6935714a001ab6f1f725763075f98c
  in Maverick's kernel branch
  http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-maverick.git;a=summary
+ 
+ This bug has been fixed in Linus' mainline, commit
+ de391d12500ede13faa7ecadbe900a8de1f76cfa
  
  ProblemType: Bug
  DistroRelease: Ubuntu 10.10
  Package: acpi-support 0.137
  ProcVersionSignature: Ubuntu 2.6.35-22.33-generic 2.6.35.4
  Uname: Linux 2.6.35-22-generic x86_64
  Architecture: amd64
  Date: Mon Oct 11 11:21:39 2010
  InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100412)
  ProcEnviron:
   LANG=en_GB.utf8
   SHELL=/bin/bash
  SourcePackage: acpi-support
  ---
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
  AplayDevices:
   **** List of PLAYBACK Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  mdoube     1739 F.... pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xfc500000 irq 48'
     Mixer name	: 'SigmaTel STAC9872AK'
     Components	: 'HDA:83847662,104d1e00,00100201 HDA:14f12c06,104d1700,00100000'
     Controls      : 11
     Simple ctrls  : 7
  DistroRelease: Ubuntu 10.10
  HibernationDevice: RESUME=UUID=a017c7e4-4a29-4ba1-bfea-52cd609781d8
  InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100412)
  MachineType: Sony Corporation VGN-SZ650N
  Package: linux (not installed)
  PccardctlIdent:
   Socket 0:
     no product info available
  PccardctlStatus:
   Socket 0:
     no card
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.35-22-generic root=UUID=31cf7381-5708-4104-8d9e-a2eaaec7cbe7 ro quiet splash
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_GB.utf8
   SHELL=/bin/bash
  ProcVersionSignature: Ubuntu 2.6.35-22.33-generic 2.6.35.4
  Regression: Yes
  RelatedPackageVersions: linux-firmware 1.38
  Reproducible: Yes
  RfKill:
   0: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
  Tags: maverick kernel-graphics regression-release needs-upstream-testing
  Uname: Linux 2.6.35-22-generic x86_64
  UserGroups:
  
  dmi.bios.date: 04/04/2008
  dmi.bios.vendor: Phoenix Technologies LTD
  dmi.bios.version: R0122S5
  dmi.board.asset.tag: N/A
  dmi.board.name: VAIO
  dmi.board.vendor: Sony Corporation
  dmi.board.version: N/A
  dmi.chassis.type: 10
  dmi.chassis.vendor: Sony Corporation
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrR0122S5:bd04/04/2008:svnSonyCorporation:pnVGN-SZ650N:pvrJ002UR2M:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
  dmi.product.name: VGN-SZ650N
  dmi.product.version: J002UR2M
  dmi.sys.vendor: Sony Corporation
  
  ---
  Architecture: amd64
  DistroRelease: Ubuntu 10.10
  InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100412)
  Package: linux (not installed)
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_GB.utf8
   SHELL=/bin/bash
  Tags: maverick
  Uname: Linux 2.6.36-rc7-linusgit-1.0+ x86_64
  UnreportableReason: The running kernel is not an Ubuntu kernel
  UserGroups:

-- 
Fn key control of backlight broken after upgrade to 10.10
https://bugs.launchpad.net/bugs/658198
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