From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@intel.com>
Subject: Re: [PATCH v3 2/2] drm/i915/dp: BDW cdclk fix for DP
	audio
Date: Wed, 26 Oct 2016 22:08:44 +0300
Message-ID: <87y41blygz.fsf@intel.com>
References: <87d1iooknr.fsf@intel.com>
 <1477438863-20299-1-git-send-email-dhinakaran.pandiyan@intel.com>
 <874m3zmqx9.fsf@intel.com> <1477507068.3808.16.camel@dk-H97M-D3H>
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 mga14.intel.com (mga14.intel.com [192.55.52.115])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 0E7556E0EE
 for <intel-gfx@lists.freedesktop.org>; Wed, 26 Oct 2016 19:08:53 +0000 (UTC)
In-Reply-To: <1477507068.3808.16.camel@dk-H97M-D3H>
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: "Pandiyan, Dhinakaran" <dhinakaran.pandiyan@intel.com>
Cc: "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>, "stable@vger.kernel.org" <stable@vger.kernel.org>
List-Id: intel-gfx@lists.freedesktop.org
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