NI general purpose counter support

modulename: ni_tiocmd.ko

and/or

ni_tio.ko

configname: CONFIG_COMEDI_NI_TIO

Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>Comedi National Instruments card support
└─>NI general purpose counter support
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
Enable support for National Instruments general purpose counters.
This module is not used directly by end-users. Rather, it
is used by other drivers (for example ni_660x and ni_pcimio)
to provide support for NI's general purpose counters.

To compile this driver as a modules, choose M here: two modules will
be build: ni_tio and ni_tiocmd.

source code: