Screen blanks on lid close, never comes back

Tue Jan 18 03:02:00 UTC 2011

On Mon, Jan 17, 2011 at 5:02 PM, Colin Law <clanlaw at googlemail.com> wrote:
>
> On 17 January 2011 21:32, Nicolas Calderon
> <nicolas.calderon.asselin at gmail.com> wrote:
>
> Please don't top post, it makes it difficult to folllow the thread,
> insert your reply at appropriate points in previous message.  Thanks.
>
> > The issue is not with suspending but with screen blanking.
> > Power Manager (AC and Battery) do not offer the option to do nothing on lid
> > close ("When lid is closed"), but I tried it by setting it in gconf.
> > As far as suspend goes, I was simply saying that I observe the same issue if
> > I close and reopen the lid quickly. If I let the laptop suspend and resume,
> > the screen comes back correctly. But I don't want my laptop to suspend when
> > the lid is closed.
>
> In that case I am confused.  Is the screen blanking by itself or is it
> the screensaver or what?  Please try and explain simply (so I can
> understand) what you do and what happens.
>
> I think there might be heating issues if you were allowed to do
> nothing on lid closure.
>
> Colin
>
> > --
> > Nicolas Calderon
> >
> >
> >
> > On Mon, Jan 17, 2011 at 3:24 AM, Colin Law <clanlaw at googlemail.com> wrote:
> >>
> >> On 17 January 2011 00:10, Nicolas Calderon
> >> <nicolas.calderon.asselin at gmail.com> wrote:
> >> > I have installed Ubuntu 10.10 on my ThinkPad R51 laptop, but have been
> >> > having issues where the screen goes blank when I close the lid but never
> >> > comes back. The computer is not crashed though, as I can still ssh in.
> >> > I tried 3 settings in power management: do nothing, blank screen and
> >> > suspend.
> >>
> >> Where in Power Management are you setting this?  The options I have on
> >> the Mains and Battery tabs for "When laptop lid is closed" are
> >> Suspend, Hibernate and Shutdown.
> >>
> >> Assuming that you want it to suspend, if you select Suspend from the
> >> shutdown menu directly, without closing the lid, does that work ok?
> >> If not then the issue is to do with suspend rather than the lid
> >> operation.
> >>
> >> Colin
> >>
> >> > To set power manager to do nothing, I had to set through gconf, so I'm
> >> > not
> >> > sure that option is valid.
> >> > Blank screen is a given option in power manager, and results in the
> >> > described issue time after time.
> >> > Suspend can also lead to the issue if the lid is reopened too quickly
> >> > (the
> >> > laptop doesn't have the time to go to sleep).
> >> >
> >> > I am left with the impression that this is a software issue (debian did
> >> > not
> >> > do that and I had it just before installing Ubuntu, but debian could not
> >> > suspend) that leaves the video card state broken. I tried following
> >> > instruction on to force pipe a quirck
> >> > (https://wiki.ubuntu.com/X/Troubleshooting/BlankScreen#Problem: Lockup
> >> > When
> >> > Closing Lid with Intel Graphics) because I have an intel graphics card,
> >> > but
> >> > xorg tells me this option is not used (WW in xorg.conf). I attached the
> >> > output to a few files or command outputs:
> >> > lspci -vvnn | grep "VGA Compat":
> >> > 00:02.0 VGA compatible controller [0300]: Intel Corporation 82852/855GM
> >> > Integrated Graphics Device [8086:3582] (rev 02) (prog-if 00 [VGA
> >> > controller])
> >> >         Subsystem: IBM Device [1014:0557]
> >> >         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> >> > ParErr-
> >> > Stepping- SERR- FastB2B- DisINTx-
> >> >         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
> >> > <TAbort- <MAbort- >SERR- <PERR- INTx+
> >> >         Latency: 0
> >> >         Interrupt: pin A routed to IRQ 11
> >> >         Region 0: Memory at e0000000 (32-bit, prefetchable) [size=128M]
> >> >         Region 1: Memory at d0000000 (32-bit, non-prefetchable)
> >> > [size=512K]
> >> >         Region 2: I/O ports at 1800 [size=8]
> >> >         Expansion ROM at <unassigned> [disabled]
> >> >         Capabilities: [d0] Power Management version 1
> >> >                 Flags: PMEClk- DSI+ D1+ D2- AuxCurrent=0mA
> >> > PME(D0-,D1-,D2-,D3hot-,D3cold-)
> >> >                 Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
> >> >         Kernel driver in use: i915
> >> >         Kernel modules: i915
> >> > /var/log/Xorg.0.log.old
> >> > http://pastebin.com/55uX0D1r
> >> > Notable errors:
> >> > [    24.110] (EE) VESA: Kernel modesetting driver in use, refusing to
> >> > load
> >> > [    24.110] (WW) Falling back to old probe method for vesa
> >> > and a few hundreds of:
> >> > [    24.456] (EE) FBDEV(0): FBIOPUTCMAP: Invalid argument
> >> >
> >> > intel_reg_dumper (good and bad state)
> >> > attached, and here is the diff:
> >> > 110c110
> >> > <             VGACNTRL: 0x22040000 (enabled)
> >> > ---
> >> >>             VGACNTRL: 0x80000000 (disabled)
> >> > It might be worth noting that whenever I close the lid and reopen it (or
> >> > just press the lid button), the screen comes visible for a fraction of
> >> > second, but long enough for me to see that whatever needs to be shown
> >> > gets
> >> > updated (If I kill my gnome session through ssh, I can see gdm logging
> >> > in
> >> > that fraction of seconds). Also, it's not just an issue with the
> >> > backlight
> >> > as it does come back on on lid open, and stays on.
> >> > Someone on #ubuntu (Freenode) suggested it might have to do with ACPI. I
> >> > tried moving /etc/acpi/lid.sh to /etc/acpi/lid.sh.bak, but it didn't
> >> > seem to
> >> > make a diffrence. I don't know enough about ACPI to rule it out though.
> >> > Thanks in advance,
> >> > --
> >> > Nicolas Calderon
> >> >
> >> >
> >> >
> >> > --
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> >> > ubuntu-users at lists.ubuntu.com
> >> > Modify settings or unsubscribe at:
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> >> >
> >> >
> >>
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> >
>
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With the option "Blank screen" for the "When laptop lid is closed"
setting in "Power Management Preferences": I close the lid, I reopen
it, the screen stays blank, and the only way I can get it to work
again is by restarting the laptop.