Find Your Device Driver Fileset In 3 Steps

In case you want to the device drive fileset name of your tape drive rmt#:

1) bash-3.2# odmget CuDv | grep -p rmt
CuDv:
        name = "rmt0"
        status = 1
        chgstatus = 2
        ddins = "tape"        location = "10-60-00-5,0"
        parent = "scsi0"
        connwhere = "5,0"
        PdDvLn = "tape/scsi/scsd"
Make a note of the ddins="tape"

2) bash-3.2# find / -name "tape" -ls
30861   60 -r-xr-xr-x  1 root      system       58964 Aug  5  2005 /usr/lib/drivers/tape122898    4 drwxr-xr-x  2 root      system         512 Jan 10  2006 /usr/lpp/bosinst/tape

3) bash-3.2# lslpp -w /usr/lib/drivers/tape
  File                                        Fileset               Type
  ----------------------------------------------------------------------------
  /usr/lib/drivers/tape          devices.scsi.tape.rte        File

So the device driver of the tape drive belongs to the fileset "devices.scsi.tape.rte"