onkar@iBook:~$ readlink /sys/dev/char/$((0x$(stat -c '%t' /dev/dri/card0))):$(stat -c '%T' /dev/dri/card0)/device/driver
stat: cannot stat `/dev/dri/card0': No such file or directory
stat: cannot stat `/dev/dri/card0': No such file or directory
onkar@iBook:~$ ls -l /sys/dev/char/$((0x$(stat -c '%t' /dev/dri/card0))):$(stat -c '%T' /dev/dri/card0)/device/driver/
stat: cannot stat `/dev/dri/card0': No such file or directory
stat: cannot stat `/dev/dri/card0': No such file or directory
ls: cannot access /sys/dev/char/0:/device/driver/: No such file or directory
Both commands fail.
onkar@iBook:~$ readlink /sys/dev/ char/$( (0x$(stat -c '%t' /dev/dri/ card0)) ):$(stat -c '%T' /dev/dri/ card0)/ device/ driver char/$( (0x$(stat -c '%t' /dev/dri/ card0)) ):$(stat -c '%T' /dev/dri/ card0)/ device/ driver/ char/0: /device/ driver/ : No such file or directory
stat: cannot stat `/dev/dri/card0': No such file or directory
stat: cannot stat `/dev/dri/card0': No such file or directory
onkar@iBook:~$ ls -l /sys/dev/
stat: cannot stat `/dev/dri/card0': No such file or directory
stat: cannot stat `/dev/dri/card0': No such file or directory
ls: cannot access /sys/dev/