From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= <ville.syrjala@linux.intel.com>
Subject: Re: [PATCH 5/5] drm/i915: Enable HPD interrupts with
 master ctl interrupt
Date: Wed, 23 Nov 2016 19:10:44 +0200
Message-ID: <20161123171044.GK31595@intel.com>
References: <1479917907-2468-1-git-send-email-animesh.manna@intel.com>
 <1479917907-2468-6-git-send-email-animesh.manna@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 mga06.intel.com (mga06.intel.com [134.134.136.31])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 9206B6E09E
 for <intel-gfx@lists.freedesktop.org>; Wed, 23 Nov 2016 17:10:47 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <1479917907-2468-6-git-send-email-animesh.manna@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: Animesh Manna <animesh.manna@intel.com>
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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=