Bug#652957: xserver-xorg-video-nouveau: bad dimensions for background image with nouveau driver

[mickael <xcsnake@free.fr>]

Le 23/12/2011 20:54, Sven Joachim a écrit :
> On 2011-12-23 19:34 +0100, mickael wrote:
>
> > Le 22/12/2011 16:06, Sven Joachim a écrit :
> > > On 2011-12-22 10:02 +0100, MG wrote:
> > >
> > > > With nouveau driver on a nvidia geforce4 mX4000, the backround image
> > > > of my desktop is not correctly scaled (screen capture joined).
> > > Please show the output of xrandr.
> > Screen 0: minimum 320 x 200, current 1440 x 900, maximum 4096 x 4096
> > VGA-1 connected 1440x900+0+0 (normal left inverted right x axis y
> > axis) 408mm x 255mm
> >     1440x900       59.9*+   75.0
> >     1280x1024      75.0     60.0
> >     1280x960       75.0
> >     1152x864       75.0     60.0
> >     1024x768       75.1     70.1     66.0     60.0
> >     832x624        74.6
> >     800x600        72.2     75.0     60.3     56.2
> >     640x480        72.8     75.0     66.7     60.0
> >     720x400        70.1
> > TV-1 connected 1024x768+0+0 (normal left inverted right x axis y axis)
> > 0mm x 0mm
> >     720x576        50.0 +
> >     1024x768       50.0*
> >     800x600        50.0
> >     720x480        50.0
> >     640x480        50.0
> >     400x300       100.0
> >     320x240       100.0
> >     320x200       100.0
> >
> > > Your logs show that a TV output is detected:
> > >
> > > > [    29.876] (II) NOUVEAU(0): Output VGA-1 connected
> > > > [    29.876] (II) NOUVEAU(0): Output TV-1 connected
> > > > [    29.876] (II) NOUVEAU(0): Using user preference for initial modes
> > > > [    29.876] (II) NOUVEAU(0): Output VGA-1 using initial mode 1440x900
> > > > [    29.876] (II) NOUVEAU(0): Output TV-1 using initial mode 1024x768
> > > > [...]
> > > > [    8.553872] [drm] nouveau 0000:01:00.0: Output VGA-1 is running on CRTC 0 using output A
> > > > [    8.580566] [drm] nouveau 0000:01:00.0: Setting dpms mode 0 on TV encoder (output 1)
> > > > [    8.580573] [drm] nouveau 0000:01:00.0: Output TV-1 is running on CRTC 1 using output B
> > > Do you actually have a TV output connected?
> > No.
> You can disable the non-existent TV output by booting with the
> "video=TV-1:d" kernel parameter.  For more information, consult the
> Gentoo Wiki at [1].
I've disabled it in xorg.conf and it seems there are no more problems.
> > Something I just discovered is that I have the problem with gnome and
> > xfce, but not with LXDE.
> And the above xrandr output is under which of these environments?
xrandr output was the same with both environments.
I have joined the new xrandr output with TV disconnected.
> Cheers,
>         Sven
>
>
> 1. http://en.gentoo-wiki.com/wiki/Nouveau#Phantom_and_unpopulated_output_connector_issues

Screen 0: minimum 320 x 200, current 1440 x 900, maximum 4096 x 4096
VGA-1 connected 1440x900+0+0 (normal left inverted right x axis y axis) 408mm x 255mm
   1440x900       59.9*+   75.0  
   1280x1024      75.0     60.0  
   1280x960       75.0  
   1152x864       75.0     60.0  
   1024x768       75.1     70.1     66.0     60.0  
   832x624        74.6  
   800x600        72.2     75.0     60.3     56.2  
   640x480        72.8     75.0     66.7     60.0  
   720x400        70.1