#HOW-TO setup National Instruments DAQmx drivers.

cd (NIDAQ802 directory)
LANG=C ./INSTALL
#Patch KAL2.1 to be compiled with the latest kernel. See https://decibel.ni.com/content/thread/9252

#(Optionally) configure your RTSI cable like the following.
#see http://zone.ni.com/devzone/cda/tut/p/id/4620
nidaqmxconfig --export daq.config
cat << EOF >> daq.config
[DAQmxRTSICable RTSICable0]
RTSI.ConnDevs=Dev1,Dev2
EOF
nidaqmxconfig --import daq.config


##patch for KAL2.1 from https://decibel.ni.com/content/thread/9252
@@ -241,6 +241,9 @@
static int nNIKAL100_open(nLinux_inode *the_inode, nLinux_fileHandle *filePtr);
static int nNIKAL100_release(nLinux_inode *the_inode, nLinux_fileHandle *filePtr);
static int nNIKAL100_ioctl(nLinux_inode *the_inode, nLinux_fileHandle *filePtr, unsigned int command, unsigned long param);
+#ifdef HAVE_UNLOCKED_IOCTL
+static long nNIKAL100_unlockedIoctl(nLinux_fileHandle *filePtr, unsigned int command, unsigned long param);
+#endif
#ifdef HAVE_COMPAT_IOCTL
static long nNIKAL100_compatIoctl(nLinux_fileHandle *filePtr, unsigned int command, unsigned long param);
#endif
@@ -512,7 +515,11 @@
{
    .open = nNIKAL100_open,
    .release = nNIKAL100_release,
+#ifdef HAVE_UNLOCKED_IOCTL
+   .unlocked_ioctl = nNIKAL100_unlockedIoctl,
+#else
    .ioctl = nNIKAL100_ioctl,
+#endif
#ifdef HAVE_COMPAT_IOCTL
    .compat_ioctl = nNIKAL100_compatIoctl,
#endif
@@ -1798,6 +1805,13 @@
 
    return status;
}
+#ifdef HAVE_UNLOCKED_IOCTL
+static long nNIKAL100_unlockedIoctl(nLinux_fileHandle *filePtr, unsigned int command,
+   unsigned long param)
+{
+   return (long)nNIKAL100_ioctl(NULL, filePtr, command, param);
+}
+#endif
#ifdef HAVE_COMPAT_IOCTL
static long nNIKAL100_compatIoctl(nLinux_fileHandle *filePtr, unsigned int command,
    unsigned long param)