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: Does display engine read contents from LLC of
 scanout buffer?
Date: Wed, 7 Dec 2016 16:09:59 +0200
Message-ID: <20161207140959.GJ31595@intel.com>
References: <5A0E318D73C83C40A09BDBBE131796D738CB97E5@shsmsx102.ccr.corp.intel.com>
 <20161124190714.GU31595@intel.com>
 <5A0E318D73C83C40A09BDBBE131796D738CBA5A3@shsmsx102.ccr.corp.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 318636E5B3
 for <intel-gfx@lists.freedesktop.org>; Wed,  7 Dec 2016 14:10:34 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <5A0E318D73C83C40A09BDBBE131796D738CBA5A3@shsmsx102.ccr.corp.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: "Weng, Chuanbo" <chuanbo.weng@intel.com>
Cc: "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>
List-Id: intel-gfx@lists.freedesktop.org
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