From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tarun Vyas <tarun.vyas@intel.com>
Subject: [PATCH] drm/i915/psr: Check for partial PSR dpcd reads
Date: Tue, 29 May 2018 13:28:05 -0700
Message-ID: <20180529202805.64167-1-tarun.vyas@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 mga02.intel.com (mga02.intel.com [134.134.136.20])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 171E36E3F3
 for <intel-gfx@lists.freedesktop.org>; Tue, 29 May 2018 20:28:10 +0000 (UTC)
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@intel.com
List-Id: intel-gfx@lists.freedesktop.org
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