Re: [gentoo-user] Re: Console won't un-blank

[Frank Steinmetzger]

On Sun, Oct 20, 2013 at 08:02:50PM +0200, Frank Steinmetzger wrote:
> On Fri, Oct 18, 2013 at 10:40:32PM +0200, Holger Hoffstaette wrote:
> > On Thu, 17 Oct 2013 21:02:13 -0400, Michael J. Barillier wrote:
> >
> > > If I leave my laptop unattended (at a console, not X) and the screen
> > > blanks, pressing a key won't un-blank the terminal.  As a test, I ssh'ed
> > > into the laptop and ran:
> > >
> > >   # setterm -blank poke >/dev/tty$N
> >
> > Very likely kernel or DRM subsystem. I have an T60 Thinkpad with old ATI
> > graphics and since kernel ~3.7.1 (approx.) it won't unblank any more, just
> > as you described. I tested some time ago with an early 3.10.x and it still
> > did not work. Everything works correctly on a second machine without KMS
> > (plain VESA) and a third system with newer Radeon card, so I always
> > attributed it to the stone age hardware and bitrot. There were quite a lot
> > of changes to the Radeon and DRM machinery over the last few kernel
> > releases.
>
> I have here a Samsung P30 (first Centrino generation) with a Radeon 9200
> and radeon driver in KMS mode, Kernel 3.10.11. Unblanking works normal. […]

Ha! spoken too soon. I upgraded from 3.10.11 to 3.11.6 (including a
whole world update in the same go, unfortunately) and now I can't
unblank either. What brings the screen back, though, is switching to X
for a mo.
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