From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@linux.intel.com>
Subject: Re: [PATCH V3] drn/i915/edp: Only use alternate fixed
 mode when requested
Date: Wed, 02 May 2018 10:22:16 +0300
Message-ID: <87in86cyjb.fsf@intel.com>
References: <1523385216-31673-1-git-send-email-clinton.a.taylor@intel.com>
 <1525133500-30566-1-git-send-email-clinton.a.taylor@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>
Received: from mga09.intel.com (mga09.intel.com [134.134.136.24])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 9EA426E3B9
 for <Intel-gfx@lists.freedesktop.org>; Wed,  2 May 2018 07:22:19 +0000 (UTC)
In-Reply-To: <1525133500-30566-1-git-send-email-clinton.a.taylor@intel.com>
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: clinton.a.taylor@intel.com, Intel-gfx@lists.freedesktop.org
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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