From a75bd65b2189d711938d0fa7d9a79df47ddd66fa Mon Sep 17 00:00:00 2001
From: Barry Song <barry.song@analog.com>
Date: Fri, 22 Jan 2010 10:07:30 +0000
Subject: [PATCH] spi/bfin_spi: use dma_disable_irq_nosync() in irq handler

Using disable_irq() on the IRQ whose handler we are currently executing in
can easily lead to a hang.  So use the nosync variant here.

Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
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