This function is the digital output subdevice 'insn_config' operation.
It does not follow the comedi API and the digital output channels on
this board are not configurable. Just remove this broken function.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>