From: Bryan Wu <bryan.wu@analog.com>
Date: Wed, 6 Feb 2008 09:38:19 +0000 (-0800)
Subject: spi_bfin: wait for tx to complete on full duplex paths
X-Git-Tag: v2.6.25-rc1~648
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4fd432d9c7ac9a14e750d2ab0c91bc151e9af32e;p=pandora-kernel.git

spi_bfin: wait for tx to complete on full duplex paths

Full duplex SPI operation should not read a dummy byte at the first transfer.
Bug and fix by Jean-Christian de Rivaz <jc@eclis.ch>:

http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3678

Signed-off-by: Jean-Christian de Rivaz <jc@eclis.ch>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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