From mboxrd@z Thu Jan  1 00:00:00 1970
From: yu.dai@intel.com
Subject: [PATCH 03/15] drm/i915/guc: Add host2guc notification
	for suspend and resume
Date: Tue, 15 Sep 2015 16:30:29 -0700
Message-ID: <1442359829-31403-1-git-send-email-yu.dai@intel.com>
References: <1441929372-26140-4-git-send-email-yu.dai@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 ESMTP id D150B6E211
 for <intel-gfx@lists.freedesktop.org>; Tue, 15 Sep 2015 16:32:01 -0700 (PDT)
In-Reply-To: <1441929372-26140-4-git-send-email-yu.dai@intel.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://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: <http://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
List-Id: intel-gfx@lists.freedesktop.org
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