From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mario Kleiner <mario.kleiner.de@gmail.com>
Subject: Re: [PATCH] drm: Make the decision to keep vblank irq
	enabled earlier
Date: Fri, 24 Mar 2017 04:16:28 +0100
Message-ID: <4098543f-16e1-ca44-cdf2-157bdb66b188@gmail.com>
References: <20170322200200.GM31595@intel.com>
 <20170323075106.7494-1-chris@chris-wilson.co.uk>
 <20170323132642.GS31595@intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
In-Reply-To: <20170323132642.GS31595@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: =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= <ville.syrjala@linux.intel.com>, Chris Wilson <chris@chris-wilson.co.uk>
Cc: =?UTF-8?Q?Michel_D=c3=a4nzer?= <michel@daenzer.net>, dri-devel@lists.freedesktop.org, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Dave Airlie <airlied@redhat.com>, intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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