From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@linux.intel.com>
Subject: Re: [PATCH 15/44] drm/i915: Make panel/backlight safe
	to setup/cleanup multiple times
Date: Thu, 16 Jun 2016 09:34:05 +0300
Message-ID: <871t3xy74y.fsf@intel.com>
References: <1465993109-19523-1-git-send-email-chris@chris-wilson.co.uk>
 <1465993109-19523-16-git-send-email-chris@chris-wilson.co.uk>
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 mga03.intel.com (mga03.intel.com [134.134.136.65])
 by gabe.freedesktop.org (Postfix) with ESMTP id 84A266E23E
 for <intel-gfx@lists.freedesktop.org>; Thu, 16 Jun 2016 06:34:19 +0000 (UTC)
In-Reply-To: <1465993109-19523-16-git-send-email-chris@chris-wilson.co.uk>
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: Chris Wilson <chris@chris-wilson.co.uk>, intel-gfx@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
List-Id: intel-gfx@lists.freedesktop.org
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