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] drm/i915: Improve DP downstream HPD handling
Date: Fri, 27 Oct 2017 12:39:57 +0300
Message-ID: <20171027093957.GY10981@intel.com>
References: <20171026194123.21388-1-ville.syrjala@linux.intel.com>
 <1509066685.14402.34.camel@dk-H97M-D3H>
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 mga14.intel.com (mga14.intel.com [192.55.52.115])
 by gabe.freedesktop.org (Postfix) with ESMTPS id AF7356E8C2
 for <intel-gfx@lists.freedesktop.org>; Fri, 27 Oct 2017 09:40:01 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <1509066685.14402.34.camel@dk-H97M-D3H>
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: "Pandiyan, Dhinakaran" <dhinakaran.pandiyan@intel.com>
Cc: "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>, "dwmw2@infradead.org" <dwmw2@infradead.org>, "pablodebiase@nanalysis.com" <pablodebiase@nanalysis.com>
List-Id: intel-gfx@lists.freedesktop.org
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=