External DVI vs. External VGA

Eric Anholt eric at anholt.net
Sun Mar 25 23:55:29 PDT 2007

On Sun, 2007-03-25 at 20:16 -0700, Keith Packard wrote:
> On Mon, 2007-03-26 at 12:47 +1200, Andrew McMillan wrote:
> > Hi,
> > 
> > I am using version of 1.9.92 -video-intel (patched to handle the
> > 1440x1050 resolution) and have my external LCD panel working when I
> > connect it to the VGA connector in my laptop, or the VGA connector in my
> > docking station.  These seem to be equivalent.
> > 
> > However I can't seem to get it to work using the DVI connector in my
> > docking station.
> I've wondered whether that would work; I have a similar laptop, but
> haven't got the docking station.
> > xrandr does not list the DVI at all.  Here's the output:
> That's not encouraging; that means the X server didn't detect an SDVO
> chip. Could you post the Xorg.0.log file so we can see what the driver
> did?

Previous Intel laptops we've seen which are compatible with docks that
happen to have DVI ports have not mentioned support for docked DVI (only
VGA) in their documentation.

Eric Anholt                             anholt at FreeBSD.org
eric at anholt.net                         eric.anholt at intel.com

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