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: [v4] drm/i915: Fix Limited Range Color Handling
Date: Thu, 22 Feb 2018 18:15:11 +0200
Message-ID: <20180222161511.GY5453@intel.com>
References: <20180130152314.GD5453@intel.com>
 <1517327489-26128-1-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 mga17.intel.com (mga17.intel.com [192.55.52.151])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 7FA266EE7D
 for <intel-gfx@lists.freedesktop.org>; Thu, 22 Feb 2018 16:15:17 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <1517327489-26128-1-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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