From mboxrd@z Thu Jan  1 00:00:00 1970
From: libin.yang@intel.com
Subject: [PATCH 1/2] drm/i915/audio: extend get_saved_enc() to
	support more scenarios
Date: Tue, 15 Nov 2016 15:04:42 +0800
Message-ID: <1479193483-136968-1-git-send-email-libin.yang@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 mga04.intel.com (mga04.intel.com [192.55.52.120])
 by gabe.freedesktop.org (Postfix) with ESMTPS id A23E46E19E
 for <intel-gfx@lists.freedesktop.org>; Tue, 15 Nov 2016 07:10:56 +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, jani.nikula@linux.intel.com, ville.syrjala@linux.intel.com, daniel.vetter@intel.com, dhinakaran.pandiyan@intel.com, jeeja.kp@intel.com, tiwai@suse.de
Cc: Libin Yang <libin.yang@linux.intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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