dmaengine Archive on lore.kernel.org
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From: Vinod Koul <vkoul@kernel.org>
To: Baolin Wang <baolin.wang@linaro.org>
Cc: orsonzhai@gmail.com, zhang.lyra@gmail.com,
	dan.j.williams@intel.com, linux-kernel@vger.kernel.org,
	dmaengine@vger.kernel.org, eric.long@unisoc.com
Subject: Re: [PATCH] dmaengine: sprd: Fix the DMA link-list configuration
Date: Wed, 4 Sep 2019 11:25:55 +0530
Message-ID: <20190904055555.GD2672@vkoul-mobl> (raw)
In-Reply-To: <77868edb7aff9d5cb12ac3af8827ef2e244441a6.1567150471.git.baolin.wang@linaro.org>

On 30-08-19, 15:37, Baolin Wang wrote:
> For the Spreadtrum DMA link-list mode, when the DMA engine got a slave
> hardware request, which will trigger the DMA engine to load the DMA
> configuration from the link-list memory automatically. But before the
> slave hardware request, the slave will get an incorrect residue due
> to the first node used to trigger the link-list was configured as the
> last source address and destination address.
> 
> Thus we should make sure the first node was configured the start source
> address and destination address, which can fix this issue.

Applied, thanks

-- 
~Vinod

      reply index

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-30  7:37 Baolin Wang
2019-09-04  5:55 ` Vinod Koul [this message]

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