From 32b941b79394435c1b6d688abfe762c5b3c82afa Mon Sep 17 00:00:00 2001
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Fri, 28 Mar 2014 13:36:32 +1100
Subject: [PATCH] tty/hvc_opal: Kick the HVC thread on OPAL console events

The firmware can notify us when new input data is available, so
let's make sure we wakeup the HVC thread in that case.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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