Distribution: Suse 9.0
Hardware Environment: Dell Inspiron 8500
Software Environment: Kernel 2.6.0test11 + acpi patch
echo -n mem > /sys/power/state
brings the notebook down as expected. After pressing the power button, it
resumes but the screen is blank. Keyboard works but there's nothing visible on
the screen. There's no X running, only text mode.
Steps to reproduce:
Created attachment 1683 [details]
output of acpidmp
Created attachment 1684 [details]
output of dmesg -s40000
Created attachment 1685 [details]
output of dmidecode
Created attachment 1686 [details]
output of /proc/interrupts, lspci and lsmod
It sounds like video driver issue. Maybe you need to contract video driver writer.
Possibly related to
Is the problem still there with latest 2.6 kernel?
If yes, can you make sure whether the problem is only with restore of the
video (try connecting through network or serial after resume).
If it is only the video problem,
- Please try the options in Documentation/power/video.txt
- Try the workaround in bug #3670
*** This bug has been marked as a duplicate of 3670 ***