From 2ee37750014220c5cc5f560e967432edb870c890 Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 5 Nov 2014 10:31:29 -0700
Subject: [PATCH] staging: comedi: drivers: introduce comedi_nscans_left()

Introduce a helper function to determine the number of scans left in
the async command.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Reading git-format-patch failed