Bug#870641: light-locker: screen stays black after closing and opening laptop lid
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On Tue, 2018-10-23 at 08:07 -0700, Jeremiah Mahler wrote:
> Re: Yves-Alexis,
>
> On Tue, Oct 23, 2018 at 11:01:21AM +0200, Yves-Alexis Perez wrote:
> [...]
> > On Mon, 2018-10-22 at 20:48 -0700, Jeremiah Mahler wrote:
> > > I am experiencing this problem and I found a workaround ...
> >
> > Did you try the other workarounds (vt-switch back and forth)? Was it not
> > working?
> >
>
> Alt-F1, Ctrl-Alt-Backspace, etc, don't get me to the terminal prompt.
> Maybe I'm using the wrong keys in Xfce?
Try Ctrl-Alt-F1 then Ctrl-Alt-F8.
>
> > > If I create an Xorg config file that says to use the Intel
> > > driver it works.
> >
> > Interesting. There might be a bad interaction with the driver where it
> > doesn't
> > switch the backlight on or something.
> > > Perusing the /var/log/Xorg.0.log finds that it was using the
> > > fbdev driver before.
> >
> > Are you sure? I think Intel cards should be using the “modesetting” driver
> > by
> > default.
> >
>
> Hmm, I found references to both fbdev and modesetting modules in the
> Xorg.0.log (see attached).
That's interesting indeed. Do you have multiple video adapters or just one?
Can you try to remove xserver-xorg-video-fbdev and see what happens?
Regards,
- --
Yves-Alexis
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