From mboxrd@z Thu Jan  1 00:00:00 1970
From: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Subject: Re: [PATCH 7/7] drm/i915: Engine queues query
Date: Thu, 5 Apr 2018 14:05:52 +0100
Message-ID: <81b1509d-b5ff-d52b-bf2b-0c1e31b964c6@intel.com>
References: <20180405123923.22671-1-tvrtko.ursulin@linux.intel.com>
 <20180405123923.22671-8-tvrtko.ursulin@linux.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga07.intel.com (mga07.intel.com [134.134.136.100])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 016766E43F
 for <Intel-gfx@lists.freedesktop.org>; Thu,  5 Apr 2018 13:05:54 +0000 (UTC)
In-Reply-To: <20180405123923.22671-8-tvrtko.ursulin@linux.intel.com>
Content-Language: en-US
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: Tvrtko Ursulin <tursulin@ursulin.net>, Intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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