linux-kernel - Re: [PATCH v6 0/4] dmaengine: sf-pdma: Add platform dma driver

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Message-ID: <20191114071551.GQ952516@vkoul-mobl>
Date:   Thu, 14 Nov 2019 12:45:51 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Green Wan <green.wan@...ive.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Dan Williams <dan.j.williams@...el.com>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        "Paul E. McKenney" <paulmck@...ux.ibm.com>,
        Bin Meng <bmeng.cn@...il.com>,
        Yash Shah <yash.shah@...ive.com>,
        Sagar Kadam <sagar.kadam@...ive.com>,
        dmaengine@...r.kernel.org, devicetree@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 0/4] dmaengine: sf-pdma: Add platform dma driver

On 07-11-19, 16:49, Green Wan wrote:
> Add PDMA driver support for SiFive HiFive Unleashed RevA00 board. Mainly follows
> DMAengine controller doc[1] to implement and take other DMA drivers as reference.
> Such as
> 
>   - drivers/dma/fsl-edma.c
>   - drivers/dma/dw-edma/
>   - drivers/dma/pxa-dma.c
> 
> Using DMA test client[2] to test. Detailed datasheet is doc[3]. Driver supports:
> 
>  - 4 physical DMA channels, share same DONE and error interrupt handler. 
>  - Support MEM_TO_MEM
>  - Tested by DMA test client
>  - patches include DT Bindgins document and dts for fu450-c000 SoC. Separate dts
>    patch for easier review and apply to different branch or SoC platform.
>  - retry 1 time if DMA error occurs.

I have applied this expect dt change. I see some warns due to missing
kernel-doc style comments with W=1, please fix that and send update on
top of these

Thanks
-- 
~Vinod