staging: comedi, remove interrupt.h

Remove interrupt wraparound. Use defines from linux/interrupt.h
instead.

Change also parameter types of functions taking ISR to irq_handler_t.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Cc: David Schleef <ds@schleef.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>