From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@linux.intel.com>
Subject: Re: [PATCH 3/5] Add support for forcing 6 bpc on DP
	pipes.
Date: Wed, 23 Nov 2016 15:15:16 +0200
Message-ID: <87d1hmwd5n.fsf@intel.com>
References: <1479850766-32748-1-git-send-email-manasi.d.navare@intel.com>
 <1479850766-32748-4-git-send-email-manasi.d.navare@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>
In-Reply-To: <1479850766-32748-4-git-send-email-manasi.d.navare@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: Manasi Navare <manasi.d.navare@intel.com>, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@intel.com>
List-Id: dri-devel@lists.freedesktop.org
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