Lenovo W540 blank screen on suspend/resume after update

[Chagin Dmitry]

On Fri, Nov 14, 2014 at 03:40:21PM -0800, Adrian Chadd wrote:
> Hi,
> 
> Thanks. Please do. start by reverting the patches from me and jkim;
> see if it changes the behaviour.
> 
> Thanks,
> 
> 
> -adrian
> 
> 
> On 14 November 2014 12:33, Eric McCorkle <eric at metricspace.net> wrote:
> > Sorry, don't remember the working version.
> >
> > I have acpi_video compiled in to my kernel. I've tried it with both vt and
> > sc and gotten the same result.
> >
> > Might try to do more diagnostics this weekend.
> >
> > On November 14, 2014 11:18:57 AM EST, Chagin Dmitry <dchagin at freebsd.org>
> > wrote:
> >>
> >> On Thu, Nov 13, 2014 at 02:13:35PM -0800, Adrian Chadd wrote:
> >>>
> >>>  Hi,
> >>>
> >>>  Does it stay blank if you have acpi_video (+ vt) loaded?
> >>>
> >>>  What was the revision of 11 you were previously running?
> >>>
> >>>
> >>>
> >>>  -adrian
> >>>
> >>>
> >>>  On 13 November 2014 14:10, Eric McCorkle <eric at metricspace.net> wrote:
> >>>>
> >>>>  Hello,
> >>>>
> >>>>  I updated my kernel and userland with a fresh update from 11 yesterday,
> >>>> and
> >>>>  I'm now seeing a blank screen after suspend/resume, where it was
> >>>> working
> >>>>  fine previously.
> >>>>
> >>>>  I had been trying out the new vt console, so I switched back to sc, but
> >>>> the
> >>>>  blank screen is still there.
> >>>>
> >>>>  Sorry, I don't have any information beyond this (quite busy
> >>>> these days).
> >>>>
> >>>>  Eric
> >>
> >>
> >>
> >> Lenovo t540, same here. r274463 + sc. resume worked two weeks ago.
> >>
> >


reverting both r274386 & r274397 and resume back to normal.


tt 
Have fun!
chd
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