Kernel Bug Tracker – Bug 12088
After wakeup the display stays off
Last modified: 2013-04-09 06:23:26 UTC
Latest working kernel version: none
Earliest failing kernel version: 18.104.22.168
Distribution: latest stable release tarball from kernel.org
Hardware Environment: acer TravelMate 7520g, ATI Radeon HD 2400 XT (discrete)
Software Environment: Debian sid/unstable
Resuming from S3 works fine, except the display won't turn on.
I can fiddle with keyboard, so I can shutdown safely, but can't see what is
Steps to reproduce:
# echo mem > /sys/power/state
[... press the power button to wake up]
Created attachment 18976 [details]
The whole system startup is there, but I've marked the starting of suspend mode with:
<------ The suspend starts here ------>
Created attachment 18977 [details]
some additional info
the S3 video issue.
while it has been fixed in the intel graphics, I think it can also be fixed in the ATI drm driver, right?
What is tha status with this? Can I help testing something?