From mboxrd@z Thu Jan  1 00:00:00 1970
From: Paul Kocialkowski <paul.kocialkowski@linux.intel.com>
Subject: [PATCH 1/2] drm/edid: Add helper to detect whether EDID
	changed
Date: Mon, 24 Jul 2017 17:54:46 +0300
Message-ID: <20170724145447.23449-1-paul.kocialkowski@linux.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org
Cc: David Airlie <airlied@linux.ie>, Daniel Vetter <daniel.vetter@intel.com>
List-Id: dri-devel@lists.freedesktop.org
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