Re: [PATCH 2/2] Add Intel LGM soc DMA support.

From: kernel test robot <lkp@intel.com>
To: Amireddy Mallikarjuna reddy <mallikarjunax.reddy@linux.intel.com>,
	dmaengine@vger.kernel.org, vkoul@kernel.org,
	devicetree@vger.kernel.org, robh+dt@kernel.org
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
	linux-kernel@vger.kernel.org, andriy.shevchenko@intel.com,
	chuanhua.lei@linux.intel.com, cheol.yong.kim@intel.com,
	qi-ming.wu@intel.com, malliamireddy009@gmail.com
Subject: Re: [PATCH 2/2] Add Intel LGM soc DMA support.
Date: Thu, 11 Jun 2020 07:35:24 +0800	[thread overview]
Message-ID: <202006110700.scbU42dN%lkp@intel.com> (raw)
In-Reply-To: <93e1f8627f31c8fa9a17b3fa0f26629c57a97ef9.1591790337.git.mallikarjunax.reddy@linux.intel.com>

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Hi Amireddy,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linus/master v5.7 next-20200610]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Amireddy-Mallikarjuna-reddy/Add-Intel-LGM-soc-DMA-support/20200610-202116
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project bc2b70982be8f5250cd0082a7190f8b417bd4dfe)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> drivers/dma/lgm/lgm-dma.c:729:5: warning: no previous prototype for function 'intel_dma_chan_desc_cfg' [-Wmissing-prototypes]
int intel_dma_chan_desc_cfg(struct dma_chan *chan, dma_addr_t desc_base,
^
drivers/dma/lgm/lgm-dma.c:729:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int intel_dma_chan_desc_cfg(struct dma_chan *chan, dma_addr_t desc_base,
^
static
1 warning generated.

vim +/intel_dma_chan_desc_cfg +729 drivers/dma/lgm/lgm-dma.c

   728	
 > 729	int intel_dma_chan_desc_cfg(struct dma_chan *chan, dma_addr_t desc_base,
   730				    int desc_num)
   731	{
   732		return ldma_chan_desc_cfg(to_ldma_chan(chan), desc_base, desc_num);
   733	}
   734	EXPORT_SYMBOL_GPL(intel_dma_chan_desc_cfg);
   735	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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