staging: comedi: ii_pci20kc: use comedi_subdevice 'readback'
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Mon, 25 Aug 2014 23:04:31 +0000 (16:04 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 30 Aug 2014 20:22:32 +0000 (13:22 -0700)
commit1fd142ce3d23ea5168b2c0eebca5c9fbdce632ef
tree3916900e94478ea6bae53955af6009f75b52319b
parentc3c17d2eadce4e497a88783a625e07acb31f1dfb
staging: comedi: ii_pci20kc: use comedi_subdevice 'readback'

Use the new comedi_subdevice 'readback' member and the core provided
(*insn_read) for the readback of the analog output subdevice channels.

Remove the unused private data and its allocation.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/ii_pci20kc.c