Finally got around to reproducing this issue with -rc8. Unfortunately it
hasn't been fixed upstream - the same behavior happens. Same log line:
[drm:intel_display_resume [i915]] *ERROR* Restoring old state failed
with -22
I'm about 90% sure this is a regression between kernel 4.2 on wily and
kern
No problem, I'll install 4.10.0-rc8 today and try to reproduce. Nice
one, having these kernel builds all available - that helps!
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https://bugs.launchpad.net/bugs/1661475
Tit
I've just done some additional testing which might give a hint to what's
happening.
I had suspended my machine while connected to a docking station with two
external displays in addition to the onboard one.
Over SSH I ran this script which I normally use to tell Xorg that I've undocked
and to tu
Public bug reported:
Symptom is that the LCD on the laptop (Dell Latitude E7450) stays off
after boot. The laptop is running fine and can be reached via SSH, and
rebooted. I can also kill the Xorg server at which point my display
manager starts a new session and restores the driver.
I believe t
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