From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ville Syrjala <ville.syrjala@linux.intel.com>
Subject: [PATCH 2/4] drm/i915: Remove the pointless 1:1 matrix
 copy
Date: Thu, 22 Feb 2018 23:42:30 +0200
Message-ID: <20180222214232.6064-2-ville.syrjala@linux.intel.com>
References: <20180222214232.6064-1-ville.syrjala@linux.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 mga02.intel.com (mga02.intel.com [134.134.136.20])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 194706EC56
 for <intel-gfx@lists.freedesktop.org>; Thu, 22 Feb 2018 21:42:40 +0000 (UTC)
In-Reply-To: <20180222214232.6064-1-ville.syrjala@linux.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: intel-gfx@lists.freedesktop.org
Cc: Johnson Lin <johnson.lin@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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