From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeff McGee <jeff.mcgee@intel.com>
Subject: Re: [PATCH 5/7] drm/i915/huc: Support HuC authentication
Date: Mon, 31 Oct 2016 13:26:50 -0700
Message-ID: <20161031202650.GP18646@jeffdesk>
References: <1477699546-6624-1-git-send-email-anusha.srivatsa@intel.com>
 <1477699546-6624-6-git-send-email-anusha.srivatsa@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 16E146E384
 for <intel-gfx@lists.freedesktop.org>; Mon, 31 Oct 2016 20:17:18 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <1477699546-6624-6-git-send-email-anusha.srivatsa@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: Anusha Srivatsa <anusha.srivatsa@intel.com>
Cc: intel-gfx@lists.freedesktop.org, Alex Dai <yu.dai@intel.com>, Peter Antoine <peter.antoine@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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