Issues with USB-C external monitors

[Ali Abdallah]

On 01.12.2020 20:33, Poul-Henning Kamp wrote:
> --------
> 
> When I last tried this on my T480/T3-Dock/xorg, the screen comes back, but
> xrandr shows it with ever increasing names "DP-3", "DP-4" etc.
> 
> For now I've given up and use the T480's HDMI output instead.

I've noticed that as well, the sys.class.drm.card0-DP-3 disappears and
sys.class.drm.card0-DP-4 is created instead.

I need to drive two external monitors, that's why I need the external dock.