Re: xrandr and dvi output

[Gerfried Fuchs <rhonda@deb.at>]

* Wolfgang Pfeiffer <roto@gmx.net> [2008-09-05 16:15:40 CEST]:
> On Mon, Aug 25 2008, at 18:44 +0200, Gerfried Fuchs wrote:
> >  With the DVI screen I now have the problem that xrandr is able to
> > detect it, but not really enable it. Well, it /claims/ that it enables
> > it, growing the screen layout to the appropriate size, but it doesn't
> > display anything. It only works after a fresh reboot when the external
> > monitor was plugged. After a suspend of the system and awaking it again
> > the external monitor isn't possible to get any output anymore.
> 
> http://lists.x.org/archives/xorg-driver-ati/2008-April/005021.html
> 
> Quoting Alex Deucher:
> ----------------------------------------------
> "Many powerbooks use an external tmds chip to provide duallink on the
> dvi port.  Not all of these tmds chips are currently supported as I'm
> not sure which ones are used in which powerbooks.  It will work if you
> boot up the laptop with the DVI port connected since OF will init the
> tmds chip."
> ----------------------------------------------

 Sounds pretty much like my problem indeed, even though I don't know
anything about tmds chips or what OF stands for.

> I'd recommend to pull and compile the latest sources for the
> ati/radeon drivers, just in case something has changed since Alex
> Deucher wrote that. Tho' I'm not sure whether these sources will be
> much fresher than what is in the experimental Debian branch.

 Tried the packages from experimental, didn't change this. Unfortunately
it did change a different thing: the xfree86-driver-synaptics support
for second or third button (with respect to pasting) with two or three
fingers doesn't work anymore. :-/

 So long,
Rhonda