Issues with USB-C external monitors

Poul-Henning Kamp phk at phk.freebsd.dk
Thu Dec 3 09:46:24 UTC 2020


--------
Ali Abdallah writes:
> Sorry for the noise, you can the patches at the following link:
>
> https://github.com/Alix82/FreeBSD-xorg-drm-hotplug

Thanks a lot Ali!

With these patches my T480+TB3 dock works, with the following footnotes:

I have disabled "TB3 Bios assist" in the BIOS and use a USB-C cable
instead of the TB-3 cable, to keep TB3 out of this.

At some point, probably years ago, I ran "make config" in
x11-servers/xorg-server, and the state-file left in /var/db/ports
kept UDEV disabled, despite the patch to Makefile in the bundle above.

You can either remove the state-file or run "make config" again and
select UDEV.

Poul-Henning


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


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