Display Link e EVDI

Driver para multiplos monitores:

https://wiki.archlinux.org/index.php/DisplayLink#Workaround_2:_Temporarily_disable_PageFlip_for_modesetting

$ sudo pikaur -Sy linux-lts-headers
$ sudo pikaur -Syu displaylink evdi
$ sudo systemctl enable displaylink.service

---
sudo vim /usr/share/X11/xorg.conf.d/20-displaylink.conf

Section "Device"
  Identifier "DisplayLink"
  Driver "modesetting"
  Option "PageFlip" "false"
EndSection
---

sudo vim /usr/share/X11/xorg.conf.d/20-evdidevice.conf

Section "OutputClass"
    Identifier "DisplayLink"
    MatchDriver "evdi"
    Driver "modesetting"
    Option  "AccelMethod" "none"
EndSection
--

$ reboot