From b6951b8a63e8764558c066369a6317bfe15dca55 Mon Sep 17 00:00:00 2001
From: Bin Gao <bin.gao@intel.com>
Date: Wed, 9 Oct 2013 10:39:17 +0800
Subject: [PATCH] serial: mrst_max3110: Fix race condition between spi
 transfers

There is a race between termios configuration and xmit that can cause the
intel_mid_ssp_spi driver to stall.

Serializing spi transactions fixes the problem.

Signed-off-by: Bin Gao <bin.gao@intel.com>
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Reading git-format-patch failed