Bug#564174: xserver-xorg-video-intel: xrandr shows outputs that do not exist on Lenovo X200 (GM45)
On Mon, May 31, 2010 at 12:09:39AM +0200, Moritz Muehlenhoff wrote:
> On Fri, Jan 08, 2010 at 07:22:39AM -0800, Josh Triplett wrote:
> > On Fri, Jan 08, 2010 at 09:21:37AM +0100, Brice Goglin wrote:
> > > Josh Triplett wrote:
> > > > Package: xserver-xorg-video-intel
> > > > Version: 2:2.9.1-2
> > > > Severity: normal
> > > >
> > > > On my laptop, a Lenovo X200 with GM45 chipset, xrandr shows many outputs
> > > > that do not exist; more if using KMS.
> > > >
> > > > Output from xrandr without KMS:
> > > >
> > > > Screen 0: minimum 320 x 200, current 1280 x 800, maximum 4096 x 4096
> > > > VGA disconnected (normal left inverted right x axis y axis)
> > > > LVDS connected 1280x800+0+0 (normal left inverted right x axis y axis) 261mm x 163mm
> > > > 1280x800 60.0*+ 50.0
> > > > 1024x768 85.0 75.0 70.1 60.0
> > > > 832x624 74.6
> > > > 800x600 85.1 72.2 75.0 60.3 56.2
> > > > 640x480 85.0 72.8 75.0 59.9
> > > > 720x400 85.0
> > > > 640x400 85.1
> > > > 640x350 85.1
> > > > HDMI-1 disconnected (normal left inverted right x axis y axis)
> > > > HDMI-2 disconnected (normal left inverted right x axis y axis)
> > > >
> > > > Note that this laptop does not have HDMI outputs, either on the laptop or on
> > > > its associated docking station.
> > > >
> > > > Output from xrandr with KMS:
> > > >
> > > > Screen 0: minimum 320 x 200, current 1280 x 800, maximum 8192 x 8192
> > > > VGA1 disconnected (normal left inverted right x axis y axis)
> > > > LVDS1 connected 1280x800+0+0 (normal left inverted right x axis y axis) 261mm x 163mm
> > > > 1280x800 60.0*+ 50.0
> > > > 1024x768 85.0 75.0 70.1 60.0
> > > > 832x624 74.6
> > > > 800x600 85.1 72.2 75.0 60.3 56.2
> > > > 640x480 85.0 72.8 75.0 59.9
> > > > 720x400 85.0
> > > > 640x400 85.1
> > > > 640x350 85.1
> > > > HDMI1 disconnected (normal left inverted right x axis y axis)
> > > > DP1 disconnected (normal left inverted right x axis y axis)
> > > > HDMI2 disconnected (normal left inverted right x axis y axis)
> > > > DP2 disconnected (normal left inverted right x axis y axis)
> > > > DP3 disconnected (normal left inverted right x axis y axis)
> > > >
> > > > In addition to the non-existent HDMI outputs, this shows two non-existent
> > > > DisplayPort outputs. This laptop has only one such output, on its docking
> > > > station, which I do not have.
> > >
> > > Sometimes the outputs exist internally but they have no external plug. I
> > > don't know if the driver could find that out. At least it's not saying
> > > that they are connected :)
> >
> > The Intel driver has various quirks for particular systems on which
> > certain outputs exist internally but not externally, specifically to
> > address this type of problem. I just filed this bug in the hopes of
> > having another quirk added.
>
> Does this still occur with the current kernel and the current Intel
> Xorg driver from unstable?
Yes:
x~$ xrandr
Screen 0: minimum 320 x 200, current 1280 x 800, maximum 8192 x 8192
VGA1 disconnected (normal left inverted right x axis y axis)
LVDS1 connected 1280x800+0+0 (normal left inverted right x axis y axis) 261mm x 163mm
1280x800 60.0*+ 50.0
1024x768 85.0 75.0 70.1 60.0
832x624 74.6
800x600 85.1 72.2 75.0 60.3 56.2
640x480 85.0 72.8 75.0 59.9
720x400 85.0
640x400 85.1
640x350 85.1
HDMI1 disconnected (normal left inverted right x axis y axis)
DP1 disconnected (normal left inverted right x axis y axis)
HDMI2 disconnected (normal left inverted right x axis y axis)
DP2 disconnected (normal left inverted right x axis y axis)
DP3 disconnected (normal left inverted right x axis y axis)
~$ uname -a
Linux feather 2.6.34-1-amd64 #1 SMP Wed May 19 19:06:22 UTC 2010 x86_64 GNU/Linux
~$ dpkg -l xserver-xorg-video-intel linux-image-2.6.34-1-amd64
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Description
+++-=======================================================-============================-============================================
ii linux-image-2.6.34-1-amd64 2.6.34-1~experimental.1 Linux 2.6.34 for 64-bit PCs
ii xserver-xorg-video-intel 2:2.9.1-4 X.Org X server -- Intel i8xx, i9xx display d
- Josh Triplett
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