From 3400eb4a89c3051ef750bb627e48e57f0ccff0dd Mon Sep 17 00:00:00 2001
From: "Arun Kumar K.R" <akkr@codeaurora.org>
Date: Wed, 16 Mar 2011 13:23:20 -0700
Subject: [PATCH] gralloc: Avoid multiple signals from videoOverlayStarted

Signal hdmi_ui_loop from fb_videoOverlayStarted only if there is a
state change

CRs-fixed: 279095
Change-Id: I43bc87b4d78fae139bcfc0318ad8b271a6a325c7