Bug 445760 - gnome-power-manager messes up panel backlight brightness again and again regardless of its settings
Summary: gnome-power-manager messes up panel backlight brightness again and again rega...
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Fedora
Classification: Fedora
Component: gnome-power-manager
Version: 9
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: David Zeuthen
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2008-05-08 21:42 UTC by Hans Ulrich Niedermann
Modified: 2013-03-06 03:55 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2009-04-15 16:12:37 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Hans Ulrich Niedermann 2008-05-08 21:42:10 UTC
Description of problem:

  After a period of inactivity on the keyboard around 1..2 minutes (unrelated to
the Gnome screensaver timeouts of about 10 minutes), gnome-power-manager insists
on setting the laptop TFT panel backlight to a preset brightness value.

  Hardware: Lenovo ThinkPad T60 with ATI X1400 on AC power.

  The leven gnome-power-manager dims the backlight down to is the one 
  set in the "On AC Power" tab in the "Power Management Preferences".
  Unchecking the "Dim display when idle" has no noticeable effect.

Version-Release number of selected component (if applicable):

  gnome-power-manager-2.22.1-1.fc9.i386
  xorg-x11-drv-ati-6.8.0-12.fc9.i386

How reproducible:

  100%

Steps to Reproduce:
1. Boot system
2. Log in, start Gnome
3. Adjust TFT display brightness to fit ambient lighting
4. Read web page for a minute or two
  
Actual results:

5. Watch gnome-power-manager dim the backlight
6. Curse and re-adjust backlight brightness with keys

Expected results:

5. Read for another few minutes

Additional info:

Comment 1 Bug Zapper 2008-05-14 10:51:59 UTC
Changing version to '9' as part of upcoming Fedora 9 GA.
More information and reason for this action is here:
http://fedoraproject.org/wiki/BugZappers/HouseKeeping

Comment 2 Hans Ulrich Niedermann 2009-02-18 09:54:22 UTC
This appears fixed on F-10.


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