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: [v3] drm/i915: Fix Limited Range Color Handling
Date: Tue, 30 Jan 2018 17:23:14 +0200
Message-ID: <20180130152314.GD5453@intel.com>
References: <20180129183400.GT5453@intel.com>
 <1517325562-20523-1-git-send-email-uma.shankar@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 mga05.intel.com (mga05.intel.com [192.55.52.43])
 by gabe.freedesktop.org (Postfix) with ESMTPS id A78F66E98C
 for <intel-gfx@lists.freedesktop.org>; Tue, 30 Jan 2018 15:23:18 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <1517325562-20523-1-git-send-email-uma.shankar@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: Uma Shankar <uma.shankar@intel.com>
Cc: intel-gfx@lists.freedesktop.org, ville.syrjala@intel.com, Johnson Lin <johnson.lin@intel.com>, maarten.lankhorst@intel.com
List-Id: intel-gfx@lists.freedesktop.org
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