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[Bug 920281] Re: Screen brightness inverted when idle

 

Scott Severance, this bug report is being closed due to your last
comment
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/920281/comments/3
regarding this being fixed with an update. For future reference you can
manage the status of your own bugs by clicking on the current status in
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** Changed in: linux (Ubuntu)
       Status: Incomplete => Invalid

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Title:
  Screen brightness inverted when idle

Status in “linux” package in Ubuntu:
  Invalid

Bug description:
  When I'm running on battery, the following happens after about 20
  seconds or so of no user activity:

  - First, the screen gets *brighter*--nearly 100% brightness.

  - Second, the keyboard brightness keys are inverted: the brightness up
  key decreases brightness and vice versa. However, brightness only
  varies over a narrow range which is entirely brighter than the normal
  brightness for running on battery.

  - Moving the mouse or hitting a "normal" key restores brightness to
  the expected levels for battery mode and restores the brightness keys
  to normal operation. After about 20 seconds of no user input, the bug
  pops up again.

  - When I'm running on AC power, there's no change in screen brightness
  on inactivity. However, after inactivity, the brightness keys are
  still inverted. This mode is so subtle that for a long time I never
  noticed it and thought that this bug only occurred on battery.

  I'm running Oneiric with kernel 3.0.0-15-generic. I first noticed this
  bug upon upgrading to Oneiric, but another bug kept me running a Natty
  kernel (2.6.38-10) until recently. Natty kernels didn't exhibit this
  bug, so it's a regression. Unfortunately, I'm not running Precise, so
  I can't test it.

  ProblemType: Bug
  DistroRelease: Ubuntu 11.10
  Package: linux-image-3.0.0-15-generic 3.0.0-15.25
  ProcVersionSignature: Ubuntu 3.0.0-15.25-generic 3.0.13
  Uname: Linux 3.0.0-15-generic i686
  NonfreeKernelModules: wl
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  AplayDevices:
   **** List of PLAYBACK Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  ApportVersion: 1.23-0ubuntu4
  Architecture: i386
  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:  scott      1993 F.... pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xfe938000 irq 42'
     Mixer name	: 'IDT 92HD81B1X5'
     Components	: 'HDA:111d7605,103c308f,00100402'
     Controls      : 14
     Simple ctrls  : 9
  Date: Sun Jan 22 20:34:47 2012
  EcryptfsInUse: Yes
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
  MachineType: Hewlett-Packard HP Mini 110-1000
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-15-generic root=UUID=65340dbf-705f-409d-8bfa-54f408fe23c9 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.0.0-15-generic N/A
   linux-backports-modules-3.0.0-15-generic  N/A
   linux-firmware                            1.60
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 06/18/2009
  dmi.bios.vendor: Hewlett-Packard
  dmi.bios.version: 308F0 Ver. F.07
  dmi.board.name: 308F
  dmi.board.vendor: Hewlett-Packard
  dmi.board.version: KBC Version 02.0B
  dmi.chassis.asset.tag: CNU932B9KK
  dmi.chassis.type: 10
  dmi.chassis.vendor: Hewlett-Packard
  dmi.modalias: dmi:bvnHewlett-Packard:bvr308F0Ver.F.07:bd06/18/2009:svnHewlett-Packard:pnHPMini110-1000:pvr03A8100000000000100300000:rvnHewlett-Packard:rn308F:rvrKBCVersion02.0B:cvnHewlett-Packard:ct10:cvr:
  dmi.product.name: HP Mini 110-1000
  dmi.product.version: 03A8100000000000100300000
  dmi.sys.vendor: Hewlett-Packard

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