staging: comedi: multiq3: use comedi_subdevice 'readback'
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Mon, 25 Aug 2014 23:04:00 +0000 (16:04 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 30 Aug 2014 20:22:30 +0000 (13:22 -0700)
commita416133abb117fc9cc50ff53762d72296140be39
treefa97b1f7e45f334cef137258f5e36a62e9e73d84
parentec00fdc8922d1967e8e700e6f7b118e04b760c7a
staging: comedi: multiq3: 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/multiq3.c