From 98d6f479580013b42d179c30ff39107b6728ed82 Mon Sep 17 00:00:00 2001
From: Martin Sperl <kernel@martin.sperl.org>
Date: Thu, 23 Apr 2015 07:56:01 +0000
Subject: [PATCH] spi: spidev: use spi_sync instead of spi_async

This has the benefit that the "optimization" of the framework in regards
to spi_sync will also benefit spidev users directly and allow running
spi transfers without a necessary context-switch to message-pump.

Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
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