From mboxrd@z Thu Jan  1 00:00:00 1970
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: base64
Subject: dmaengine: add a new helper dmam_async_device_register
From: Vinod Koul <vkoul@kernel.org>
Message-Id: <20180725123826.GT3661@vkoul-mobl>
Date: Wed, 25 Jul 2018 18:08:26 +0530
To: Huang Shijie <sjhuang@iluvatar.ai>
Cc: corbet@lwn.net, dan.j.williams@intel.com, robh@kernel.org, linux-doc@vger.kernel.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org
List-ID: <dmaengine.vger.kernel.org>
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