From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wilson <chris@chris-wilson.co.uk>
Subject: [PATCH 1/2] drm/dp: Read the tx msg state once after
	checking for an event
Date: Sat, 13 May 2017 11:52:00 +0100
Message-ID: <20170513105201.17658-1-chris@chris-wilson.co.uk>
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
Cc: intel-gfx@lists.freedesktop.org
List-Id: dri-devel@lists.freedesktop.org
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