From mboxrd@z Thu Jan  1 00:00:00 1970
From: Matt Roper <matthew.d.roper@intel.com>
Subject: Re: [PATCH] drm/i915/bxt: Save/restore HOTPLUG_CTL
 during suspend/resume.
Date: Wed, 3 Feb 2016 17:51:40 -0800
Message-ID: <20160204015140.GS20935@intel.com>
References: <1454546947-7123-1-git-send-email-matthew.d.roper@intel.com>
 <56B2AD9C.8060802@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 8B7506E7C7
 for <intel-gfx@lists.freedesktop.org>; Wed,  3 Feb 2016 18:59:18 -0800 (PST)
Content-Disposition: inline
In-Reply-To: <56B2AD9C.8060802@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: "Thulasimani, Sivakumar" <sivakumar.thulasimani@intel.com>
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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