From 42b241c04e9b0cb655124fd61f729756afd21cc5 Mon Sep 17 00:00:00 2001
From: Ian Abbott <abbotti@mev.co.uk>
Date: Mon, 28 Jul 2014 13:09:31 +0100
Subject: [PATCH] staging: comedi: amplc_pc236: add callback to enable/disable
 interrupt

Add an optional callback function pointer to the board data to be called
when interrupts are logically enabled or disabled to update the hardware
registers.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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