linux-kernel - Re: [PATCH 2/2] dmaengine: sprd: Add Spreadtrum DMA configuration

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Date:   Mon, 7 May 2018 15:58:48 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     kbuild test robot <lkp@...el.com>
Cc:     kbuild-all@...org, Dan Williams <dan.j.williams@...el.com>,
        Vinod Koul <vinod.koul@...el.com>,
        Eric Long <eric.long@...eadtrum.com>,
        Mark Brown <broonie@...nel.org>, dmaengine@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] dmaengine: sprd: Add Spreadtrum DMA configuration

On 5 May 2018 at 13:54, kbuild test robot <lkp@...el.com> wrote:
> Hi Eric,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on slave-dma/next]
> [also build test WARNING on next-20180504]
> [cannot apply to linus/master v4.17-rc3]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> url:    https://github.com/0day-ci/linux/commits/Baolin-Wang/dmaengine-sprd-Optimize-the-sprd_dma_prep_dma_memcpy/20180505-071137
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/slave-dma.git next
> reproduce:
>         # apt-get install sparse
>         make ARCH=x86_64 allmodconfig
>         make C=1 CF=-D__CHECK_ENDIAN__
>
>
> sparse warnings: (new ones prefixed by >>)
>
>>> drivers/dma/sprd-dma.c:780:57: sparse: mixing different enum types
>    drivers/dma/sprd-dma.c:780:57:     int enum dma_slave_buswidth  versus
>    drivers/dma/sprd-dma.c:780:57:     int enum sprd_dma_datawidth
>    drivers/dma/sprd-dma.c:787:57: sparse: mixing different enum types
>    drivers/dma/sprd-dma.c:787:57:     int enum dma_slave_buswidth  versus
>    drivers/dma/sprd-dma.c:787:57:     int enum sprd_dma_datawidth
>
> vim +780 drivers/dma/sprd-dma.c

Sorry, It's one mistake. Eric will fix it in next version.

-- 
Baolin.wang
Best Regards