From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tarun Vyas <tarun.vyas@intel.com>
Subject: [PATCH] drm/i915: Wait for PSR exit before checking for
 vblank evasion for an atomic update
Date: Sun, 29 Apr 2018 21:00:18 -0700
Message-ID: <20180430040018.79272-1-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 mga07.intel.com (mga07.intel.com [134.134.136.100])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 44F126E00F
 for <intel-gfx@lists.freedesktop.org>; Mon, 30 Apr 2018 04:00:27 +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: rodrigo.vivi@intel.com, dhinakaran.pandiyan@intel.com
List-Id: intel-gfx@lists.freedesktop.org
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==