Regarding the supertux2 problem, I think the permissions are ok (see below), as my user is in the group video and the system sets the ACL correctly. Note that the device is /dev/dri/card0 though (not video0).
uid=1000(antadm) gid=1000(antadm) groups=4(adm),20(dialout),24(cdrom),29(audio),30(dip),44(video),46(plugdev),104(fuse),106(lpadmin),112(netdev),115(pulse-access),116(pulse-rt),121(admin),122(sambashare),1000(antadm),1001(eeeuser)
antadm@kicker:~$ getfacl /dev/dri/card0 getfacl: Removing leading '/' from absolute path names # file: dev/dri/card0 # owner: root # group: video user::rw- user:antadm:rw- group::rw- mask::rw- other::---
Regarding the supertux2 problem, I think the permissions are ok (see below), as my user is in the group video and the system sets the ACL correctly. Note that the device is /dev/dri/card0 though (not video0).
uid=1000(antadm) gid=1000(antadm) groups= 4(adm), 20(dialout) ,24(cdrom) ,29(audio) ,30(dip) ,44(video) ,46(plugdev) ,104(fuse) ,106(lpadmin) ,112(netdev) ,115(pulse- access) ,116(pulse- rt),121( admin), 122(sambashare) ,1000(antadm) ,1001(eeeuser)
antadm@kicker:~$ getfacl /dev/dri/card0
getfacl: Removing leading '/' from absolute path names
# file: dev/dri/card0
# owner: root
# group: video
user::rw-
user:antadm:rw-
group::rw-
mask::rw-
other::---