From mboxrd@z Thu Jan  1 00:00:00 1970
From: Manasi Navare <manasi.d.navare@intel.com>
Subject: Re: [PATCH 11/14] drm/i915: Fallback to lower link rate
 and lane count during link training
Date: Tue, 6 Sep 2016 10:34:03 -0700
Message-ID: <20160906173403.GA3622@intel.com>
References: <1472767699-31211-1-git-send-email-manasi.d.navare@intel.com>
 <1472767699-31211-12-git-send-email-manasi.d.navare@intel.com>
 <20160902120322.uc3mtchxvpoj6eco@boom>
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 mga07.intel.com (mga07.intel.com [134.134.136.100])
 by gabe.freedesktop.org (Postfix) with ESMTPS id A907A6E6FE
 for <intel-gfx@lists.freedesktop.org>; Tue,  6 Sep 2016 17:34:04 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <20160902120322.uc3mtchxvpoj6eco@boom>
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: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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