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 02/10] drm/i915: Extract
 intel_ddi_get_buf_trans_hdmi()
Date: Wed, 18 Oct 2017 20:09:24 +0300
Message-ID: <20171018170924.GN10981@intel.com>
References: <20171016145705.11780-1-ville.syrjala@linux.intel.com>
 <20171016145705.11780-3-ville.syrjala@linux.intel.com>
 <CAA1Hj7TLZV_xv_n_QOr3jMBsRyC+EPdagM-cgA2pSb+GcMEKjQ@mail.gmail.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 mga03.intel.com (mga03.intel.com [134.134.136.65])
 by gabe.freedesktop.org (Postfix) with ESMTPS id AC8DE6E901
 for <intel-gfx@lists.freedesktop.org>; Wed, 18 Oct 2017 17:09:40 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <CAA1Hj7TLZV_xv_n_QOr3jMBsRyC+EPdagM-cgA2pSb+GcMEKjQ@mail.gmail.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: "Ausmus, James" <james.ausmus@intel.com>
Cc: Intel GFX <intel-gfx@lists.freedesktop.org>
List-Id: intel-gfx@lists.freedesktop.org
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