Launchpad has imported 6 comments from the remote bug at https://bugs.freedesktop.org/show_bug.cgi?id=44955.
If you reply to an imported comment from within Launchpad, your comment will be sent to the remote bug automatically. Read more about Launchpad's inter-bugtracker facilities at https://help.launchpad.net/InterBugTracking. ------------------------------------------------------------------------ On 2012-01-19T20:22:12+00:00 Seth Forshee wrote: Created attachment 55810 dmesg output When the LVDS panel is turned on after being off the screen flickers as if the backlight is quickly alternating between low and high brightness values. The flickering gradually fades until it is no longer noticeable. The graphics card is: ATI Technologies Inc Whistler [AMD Radeon HD 6600M Series] [1002:6741] Other than LVDS this machine has a Thunderbolt/MiniDP connector. demsg output and vbios are attached. Reply at: https://bugs.launchpad.net/linux/+bug/925538/comments/0 ------------------------------------------------------------------------ On 2012-01-19T20:22:43+00:00 Seth Forshee wrote: Created attachment 55811 vbios Reply at: https://bugs.launchpad.net/linux/+bug/925538/comments/1 ------------------------------------------------------------------------ On 2012-01-19T21:02:49+00:00 agd5f wrote: Do these patches help? http://people.freedesktop.org/~agd5f/dce_fixes/ They are against drm-next or Linus' tree. Reply at: https://bugs.launchpad.net/linux/+bug/925538/comments/2 ------------------------------------------------------------------------ On 2012-01-20T02:11:28+00:00 Seth Forshee wrote: (In reply to comment #2) > Do these patches help? > http://people.freedesktop.org/~agd5f/dce_fixes/ > They are against drm-next or Linus' tree. Yes, those patches eliminate the flicker. Reply at: https://bugs.launchpad.net/linux/+bug/925538/comments/3 ------------------------------------------------------------------------ On 2012-02-01T21:14:20+00:00 W-florijn-k wrote: A patch referencing this bug report has been merged in Linux v3.3-rc2: commit 3a47824d85eeca122895646f027dc63480994199 Author: Alex Deucher <[email protected]> Date: Fri Jan 20 15:01:30 2012 -0500 drm/radeon/kms: rework modeset sequence for DCE41 and DCE5 Reply at: https://bugs.launchpad.net/linux/+bug/925538/comments/4 ------------------------------------------------------------------------ On 2012-02-01T21:35:53+00:00 Seth Forshee wrote: (In reply to comment #4) > A patch referencing this bug report has been merged in Linux v3.3-rc2: > > commit 3a47824d85eeca122895646f027dc63480994199 > Author: Alex Deucher <[email protected]> > Date: Fri Jan 20 15:01:30 2012 -0500 > > drm/radeon/kms: rework modeset sequence for DCE41 and DCE5 I can confirm that the problem no longer exists in v3.3-rc2. Closing. Reply at: https://bugs.launchpad.net/linux/+bug/925538/comments/5 ** Changed in: linux Status: Unknown => Fix Released ** Changed in: linux Importance: Unknown => Medium -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/925538 Title: [MacBook Pro 8,2] Severe screen flicker when display turned off an back on To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/925538/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
