From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Subject: Re: [PATCH v3 6/7] drm/i915/guc: replace
 assign_doorbell() with select_doorbell_register()
Date: Tue, 14 Jun 2016 13:23:19 +0100
Message-ID: <575FF737.8000008@linux.intel.com>
References: <1465837054-16245-1-git-send-email-david.s.gordon@intel.com>
 <1465837054-16245-7-git-send-email-david.s.gordon@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 mga04.intel.com (mga04.intel.com [192.55.52.120])
 by gabe.freedesktop.org (Postfix) with ESMTP id E8064897C5
 for <intel-gfx@lists.freedesktop.org>; Tue, 14 Jun 2016 12:23:20 +0000 (UTC)
In-Reply-To: <1465837054-16245-7-git-send-email-david.s.gordon@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: Dave Gordon <david.s.gordon@intel.com>, intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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