From: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Date: Mon, 10 Dec 2012 10:50:05 +0000 (+0100)
Subject: ipack/devices/ipoctal: protect the channel data processing with a spinlock
X-Git-Tag: v3.9-rc1~124^2~117
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7e664fd688a4a882ce571575ad721203f0cd584;p=pandora-kernel.git

ipack/devices/ipoctal: protect the channel data processing with a spinlock

We protect important data such as TX buffer pointer, nb_bytes counter and status
registers of the device, from accessing several times at the same time.

Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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