From mboxrd@z Thu Jan  1 00:00:00 1970
From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: Re: [PATCH] drm/i915/psr: Split sink status into a
 separate debugfs node
Date: Thu, 5 Jul 2018 14:04:18 -0700
Message-ID: <20180705210415.GL734@intel.com>
References: <20180705003121.2478-1-dhinakaran.pandiyan@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 mga17.intel.com (mga17.intel.com [192.55.52.151])
 by gabe.freedesktop.org (Postfix) with ESMTPS id DD46A6EF1C
 for <intel-gfx@lists.freedesktop.org>; Thu,  5 Jul 2018 21:04:19 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <20180705003121.2478-1-dhinakaran.pandiyan@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: Dhinakaran Pandiyan <dhinakaran.pandiyan@gmail.com>
Cc: intel-gfx@lists.freedesktop.org, Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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