From mboxrd@z Thu Jan  1 00:00:00 1970
From: Todd Previte <tprevite@gmail.com>
Subject: Re: [PATCH 02/17] drm/i915: Update
 intel_dp_check_link_status() for Displayport compliance testing
Date: Wed, 18 Feb 2015 09:36:59 -0700
Message-ID: <54E4BFAB.1070408@gmail.com>
References: <1418255597-4716-1-git-send-email-tprevite@gmail.com>	<1418255597-4716-3-git-send-email-tprevite@gmail.com>
 <CA+gsUGR-mcZH=nfi_YkNg4mULUEaZ6Bo73hKciEBNThXCVFoTQ@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mail-pd0-f173.google.com (mail-pd0-f173.google.com
 [209.85.192.173])
 by gabe.freedesktop.org (Postfix) with ESMTP id 6F8BB6E53F
 for <intel-gfx@lists.freedesktop.org>; Wed, 18 Feb 2015 08:37:00 -0800 (PST)
Received: by pdno5 with SMTP id o5so2222683pdn.8
 for <intel-gfx@lists.freedesktop.org>; Wed, 18 Feb 2015 08:37:00 -0800 (PST)
In-Reply-To: <CA+gsUGR-mcZH=nfi_YkNg4mULUEaZ6Bo73hKciEBNThXCVFoTQ@mail.gmail.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://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: <http://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: Paulo Zanoni <przanoni@gmail.com>
Cc: Intel Graphics Development <intel-gfx@lists.freedesktop.org>
List-Id: intel-gfx@lists.freedesktop.org
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