From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Zanoni, Paulo R" <paulo.r.zanoni@intel.com>
Subject: Re: [PATCH] FOR_UPSTREAM [VPG]: drm/i915/skl+:
 Implement Transition WM
Date: Tue, 30 Aug 2016 19:32:34 +0000
Message-ID: <1472585549.2387.15.camel@intel.com>
References: <20160829123522.9532-1-mahesh1.kumar@intel.com>
 <20160829123522.9532-7-mahesh1.kumar@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 mga11.intel.com (mga11.intel.com [192.55.52.93])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 949B76E39A
 for <intel-gfx@lists.freedesktop.org>; Tue, 30 Aug 2016 19:32:35 +0000 (UTC)
In-Reply-To: <20160829123522.9532-7-mahesh1.kumar@intel.com>
Content-Language: en-US
Content-ID: <770AF2A0A5897844A099FDD49AFFA3CE@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: "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>, "Kumar, Mahesh1" <mahesh1.kumar@intel.com>
Cc: "Kumar@freedesktop.org" <Kumar@freedesktop.org>
List-Id: intel-gfx@lists.freedesktop.org
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