From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Thu, 17 Mar 2011 21:42:28 +0000 (+0000)
Subject: mfd: Avoid copying data in WM8994 I2C write
X-Git-Tag: v2.6.39-rc1~96^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=334e9ab8f9bb90ddf1eff0b07609961a628064b6;p=pandora-kernel.git

mfd: Avoid copying data in WM8994 I2C write

As well as providing a trivial performance optimisation this also avoids
allocating a copy of the message on the stack which is beneficial when
doing large transfers.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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