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[Bug 1488871] Re: I can't change brightness with amd radeon HD 7400G

 

giupardeb, thank you for reporting this and helping make Ubuntu better.
Could you please run the following command from a terminal as it will
automatically gather and attach updated debug information to this
report:

apport-collect -p xorg 1488871

Please ensure you have xdiagnose installed, and that you click the Yes
button for attaching additional debugging information.

** Changed in: xorg (Ubuntu)
   Importance: Undecided => Low

** Changed in: xorg (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1488871

Title:
  I can't change brightness with amd radeon HD 7400G

Status in xorg package in Ubuntu:
  Incomplete

Bug description:
  Hi everyone, I have a lenovo ideapad s405 with amd radeon HD 7400G on
  xubuntu 15.04 with kernel 4.1.6-040106-generic. When I try to change
  the brightness, anything happens. This problem happened with kernel
  3.19.0-26 too.  These are details of my video graphics:

  Card: Advanced Micro Devices [AMD/ATI] Trinity [Radeon HD 7400G]

  Display Server: X.Org 1.17.1 drivers: ati,radeon (unloaded:
  fbdev,vesa)

  Resolution: 1366x768@60.0hz

  GLX Renderer: Gallium 0.4 on AMD ARUBA GLX Version: 3.0 Mesa 10.5.2

  ProblemType: Bug
  DistroRelease: Ubuntu 15.04
  Package: xorg 1:7.7+7ubuntu4
  Uname: Linux 4.1.6-040106-generic x86_64
  ApportVersion: 2.17.2-0ubuntu1.3
  Architecture: amd64
  CurrentDesktop: XFCE
  Date: Wed Aug 26 11:04:26 2015
  InstallationDate: Installed on 2015-05-15 (103 days ago)
  InstallationMedia:
   
  SourcePackage: xorg
  Symptom: display
  UpgradeStatus: No upgrade log present (probably fresh install)

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References