From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= <ville.syrjala@linux.intel.com>
Subject: Re: [PATCH 2/3] drm/i915: Determine DSI panel
 orientation from VBT
Date: Mon, 22 Oct 2018 16:25:49 +0300
Message-ID: <20181022132549.GJ9144@intel.com>
References: <20181019195948.26811-1-ville.syrjala@linux.intel.com>
 <20181019195948.26811-2-ville.syrjala@linux.intel.com>
 <87tvledt9s.fsf@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 mga17.intel.com (mga17.intel.com [192.55.52.151])
 by gabe.freedesktop.org (Postfix) with ESMTPS id C456289B66
 for <intel-gfx@lists.freedesktop.org>; Mon, 22 Oct 2018 13:25:53 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <87tvledt9s.fsf@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: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Hans de Goede <hdegoede@redhat.com>, intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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