ls -la /dev/dri
total 0
drwxr-xr-x  3 root root        100 Aug 25 04:32 .
drwxr-xr-x 20 root root       4780 Aug 25 04:50 ..
drwxr-xr-x  2 root root         80 Aug 25 04:32 by-path
crw-rw----  1 root video  226,   0 Aug 25 04:32 card0
crw-rw----  1 root render 226, 128 Aug 25 04:32 renderD128