From: Matthias Brugger <matthias.bgg@gmail.com>
Date: Wed, 13 Oct 2010 15:51:02 +0000 (+0200)
Subject: spi/atmel: let transfers through if not changing bits_per_word
X-Git-Tag: v2.6.37-rc1~187^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b9d228f9e896df1af787b2f3467889ab0832370a;p=pandora-kernel.git

spi/atmel: let transfers through if not changing bits_per_word

bits_per_word option in spi_transfer are allowed if it does not change
the csr register.

This is necessary for the driver in
drivers/staging/iio/adis16260_core.c, as it uses this option.

Signed-off-by: Matthias Brugger <mensch0815@gmail.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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