Re: Issue with Displayport connection

[Thomas Klausner <tk%giga.or.at@localhost>]

On Fri, Dec 13, 2019 at 08:24:48PM +0900, Ryosuke Moro wrote:
> > When I connect the same monitor via Displayport, I get no picture.
> 
> > # xrandr -q
> > Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 8192 x 8192
> > DVI-I-1 disconnected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 0mm x 0mm
> > DP-1 disconnected (normal left inverted right x axis y axis)
> > DP-2 connected (normal left inverted right x axis y axis)
> 
> i have been using the monitor connect with DisplayPort for a long time.
> There is no xorg.conf,  i do not run xrandr.
> 
> Did you try DP-1 ?

Yes, same behaviour, I get a long list of modes but no picture and xrandr says

# xrandr -s 1920x1080
Size 1920x1080 not found in available modes

even though it's listed in the output.
 Thomas