Bug#531868: xserver-xorg-video-radeon: Secondary display not recognized as connected with All in Wonder 9600

Brice Goglin Brice.Goglin at ens-lyon.org
Thu Jun 4 09:00:46 PDT 2009


Ian Lewis wrote:
> Package: xserver-xorg-video-radeon
> Version: 1:6.12.2-2
> Severity: normal
>
> I have two monitors connected to my All in Wonder Radeon 9600 but only
> one is recognized as being connected. One monitor displays properly but
> the other has just a blank screen. Switching to console works as
> expected (CTRL+ALT+F1) and the output is mirrored on both monitors but
> switching back to X11 (CTRL+ALT+F7) restores the previous state and the
> one monitor goes blank again.
>
> VGA-0 disconnected (normal left inverted right x axis y axis)
> 	Identifier: 0x4d
> 	Timestamp:  24326
> 	Subpixel:   no subpixels
> 	Clones:     VGA-1
> 	CRTCs:      0 1
> 	Transform:  1.000000 0.000000 0.000000
> 	            0.000000 1.000000 0.000000
> 	            0.000000 0.000000 1.000000
> 	           filter: 
> 	load_detection: 0 (0x00000000)	range:  (0,1)
>   

I wonder if load_detection is supposed to be 0 here. Does it help if you do:
  xrandr --output VGA-0 --set load_detection 1
and then run xrandr again ?

Brice






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