From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@linux.intel.com>
Subject: Re: [PATCH] drm/i915/psr: vbt change for psr
Date: Mon, 09 Apr 2018 16:57:04 +0300
Message-ID: <87h8okjxe7.fsf@intel.com>
References: <1523035731-20566-1-git-send-email-vathsala.nagaraju@intel.com>
 <20180406174123.GB8964@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 mga09.intel.com (mga09.intel.com [134.134.136.24])
 by gabe.freedesktop.org (Postfix) with ESMTPS id B47C66E01A
 for <intel-gfx@lists.freedesktop.org>; Mon,  9 Apr 2018 13:56:18 +0000 (UTC)
In-Reply-To: <20180406174123.GB8964@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: Rodrigo Vivi <rodrigo.vivi@intel.com>, vathsala nagaraju <vathsala.nagaraju@intel.com>
Cc: Puthikorn Voravootivat <puthik@chromium.org>, intel-gfx@lists.freedesktop.org, Maulik V Vaghela <maulik.v.vaghela@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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