From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?q?Jos=C3=A9=20Roberto=20de=20Souza?= <jose.souza@intel.com>
Subject: [PATCH 1/1] drm/i915/skl+: Add and enable DP AUX CH
 mutex
Date: Fri, 23 Feb 2018 17:51:40 -0800
Message-ID: <20180224015140.13803-2-jose.souza@intel.com>
References: <20180224015140.13803-1-jose.souza@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 mga12.intel.com (mga12.intel.com [192.55.52.136])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 0727D6F39A
 for <intel-gfx@lists.freedesktop.org>; Sat, 24 Feb 2018 01:53:21 +0000 (UTC)
In-Reply-To: <20180224015140.13803-1-jose.souza@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
Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>, Rodrigo Vivi <rodrigo.vivi@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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