Bug 12088

Summary: After wakeup the display stays off
Product: Drivers Reporter: LÉVAI Dániel (leva)
Component: Video(Other)Assignee: drivers_video-other
Status: CLOSED OBSOLETE    
Severity: normal CC: alan, leva, rjw
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.27.7 Tree: Mainline
Regression: No
Bug Depends on:    
Bug Blocks: 56331    
Attachments: kernel log
lspci output

Description LÉVAI Dániel 2008-11-22 23:16:18 UTC
Latest working kernel version: none
Earliest failing kernel version: 2.6.27.7
Distribution: latest stable release tarball from kernel.org
Hardware Environment: acer TravelMate 7520g, ATI Radeon HD 2400 XT (discrete)
Software Environment: Debian sid/unstable
Problem Description:
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
going on.

Steps to reproduce:
# echo mem > /sys/power/state
[... press the power button to wake up]
Comment 1 LÉVAI Dániel 2008-11-22 23:44:54 UTC
Created attachment 18976 [details]
kernel log

The whole system startup is there, but I've marked the starting of suspend mode with:
<------ The suspend starts here ------>
Comment 2 LÉVAI Dániel 2008-11-22 23:45:21 UTC
Created attachment 18977 [details]
lspci output

some additional info
Comment 3 Zhang Rui 2008-11-23 18:51:35 UTC
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?
Comment 4 LÉVAI Dániel 2009-02-01 01:36:31 UTC
What is tha status with this? Can I help testing something?