Ja dessa kort fungerar bra under linux.
Kör dem med 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1 (2015-05-24) x86_64 GNU/Linux

http://www.linuxtv.org/wiki/index.php/TBS6280
https://github.com/ljalves/linux_med...i/Installating