From mboxrd@z Thu Jan  1 00:00:00 1970
From: Lucas De Marchi <lucas.demarchi@intel.com>
Subject: [PATCH v7 4/4] drm/i915: cache number of MOCS entries
Date: Fri, 14 Dec 2018 10:20:21 -0800
Message-ID: <20181214182021.10483-5-lucas.demarchi@intel.com>
References: <20181214182021.10483-1-lucas.demarchi@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 mga17.intel.com (mga17.intel.com [192.55.52.151])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 7A68C6F636
 for <intel-gfx@lists.freedesktop.org>; Fri, 14 Dec 2018 18:22:57 +0000 (UTC)
In-Reply-To: <20181214182021.10483-1-lucas.demarchi@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: Anuj Phogat <anuj.phogat@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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