From: Colin Cross <ccross@android.com>
Date: Mon, 6 Jun 2011 20:38:18 +0000 (-0700)
Subject: GPIO: OMAP: add locking around calls to _set_gpio_triggering
X-Git-Tag: v3.0-rc3~34^2^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=85ec7b970553369e0c956fab1d7a6022f2a99369;p=pandora-kernel.git

GPIO: OMAP: add locking around calls to _set_gpio_triggering

_set_gpio_triggering uses read-modify-write on bank registers,
lock bank->lock around all calls to it to prevent register
corruption if two cpus access gpios in the same bank at the
same time.

Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
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