https://bugzilla.kernel.org/show_bug.cgi?id=46241
Summary: Resume to black screen on AMD A8-3500m/Radeon 6620G Product: Drivers Version: 2.5 Kernel Version: Linux version 3.6.0-030600rc1-generic (apw@gomeisa) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #201208022056 SMP Fri Aug 3 00:57:36 UTC 2012 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Video(DRI - non Intel) AssignedTo: drivers_video-dri@kernel-bugs.osdl.org ReportedBy: geoffrey.teale@canonical.com Regression: No
Created an attachment (id=77931) --> (https://bugzilla.kernel.org/attachment.cgi?id=77931) /proc/cpu_info
I can suspend and resume however when I resume the screen stays black. It looks like the backlight isn't coming on, but it's notable that I don't see anything on my external screen either. I can see consoles on my external monitor (over HDMI) if I switch using Ctrl-Alt-FnKey combos.