Could you also provide the output from 'cat /proc/sys/dev/cdrom/info' and maybe try to insert an audio cd after activating the debug mode of the cdrom driver (echo 1 >/proc/sys/dev/cdrom/debug). Maybe this yields more information.
Could you also provide the output from 'cat /proc/sys/ dev/cdrom/ info' and maybe try to insert an audio cd after activating the debug mode of the cdrom driver (echo 1 >/proc/ sys/dev/ cdrom/debug) . Maybe this yields more information.