From mboxrd@z Thu Jan  1 00:00:00 1970
From: Lyude Paul <lyude@redhat.com>
Subject: [PATCH] drm/i915/dp: Send DPCD ON for MST before phy_up
Date: Wed,  4 Apr 2018 19:27:21 -0400
Message-ID: <20180404232721.28044-1-lyude@redhat.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
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: David Airlie <airlied@linux.ie>, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Rodrigo Vivi <rodrigo.vivi@intel.com>, Laura Abbott <labbott@redhat.com>, Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
List-Id: dri-devel@lists.freedesktop.org
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