Re: [PATCH v13 2/4] dmaengine: tegra: Add tegra gpcdma driver

From: kernel test robot <lkp@intel.com>
To: Akhil R <akhilrajeev@nvidia.com>,
	dan.j.williams@intel.com, devicetree@vger.kernel.org,
	dmaengine@vger.kernel.org, jonathanh@nvidia.com,
	kyarlagadda@nvidia.com, ldewangan@nvidia.com,
	linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org,
	p.zabel@pengutronix.de, rgumasta@nvidia.com
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org
Subject: Re: [PATCH v13 2/4] dmaengine: tegra: Add tegra gpcdma driver
Date: Wed, 24 Nov 2021 07:00:38 +0800	[thread overview]
Message-ID: <202111240616.WWuSKq38-lkp@intel.com> (raw)
In-Reply-To: <1637573292-13214-3-git-send-email-akhilrajeev@nvidia.com>

Hi Akhil,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on vkoul-dmaengine/next arm64/for-next/core v5.16-rc2 next-20211123]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Akhil-R/Add-NVIDIA-Tegra-GPC-DMA-driver/20211122-173019
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: riscv-randconfig-c006-20211123 (https://download.01.org/0day-ci/archive/20211124/202111240616.WWuSKq38-lkp@intel.com/config.gz)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c133fb321f7ca6083ce15b6aa5bf89de6600e649)
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 riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/0day-ci/linux/commit/7707da9f914433ccc5718dd3431153d3b5bf485d
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Akhil-R/Add-NVIDIA-Tegra-GPC-DMA-driver/20211122-173019
        git checkout 7707da9f914433ccc5718dd3431153d3b5bf485d
        # save the config file to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=riscv 

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 >>):

>> drivers/dma/tegra186-gpc-dma.c:1264:21: warning: attribute declaration must precede definition [-Wignored-attributes]
   static const struct __maybe_unused dev_pm_ops tegra_dma_dev_pm_ops = {
                       ^
   include/linux/compiler_attributes.h:286:56: note: expanded from macro '__maybe_unused'
   #define __maybe_unused                  __attribute__((__unused__))
                                                          ^
   include/linux/pm.h:277:8: note: previous definition is here
   struct dev_pm_ops {
          ^
   1 warning generated.

vim +1264 drivers/dma/tegra186-gpc-dma.c

  1263	
> 1264	static const struct __maybe_unused dev_pm_ops tegra_dma_dev_pm_ops = {
  1265		SET_LATE_SYSTEM_SLEEP_PM_OPS(tegra_dma_pm_suspend, tegra_dma_pm_resume)
  1266	};
  1267	

---
0-DAY CI Kernel Test Service, Intel Corporation
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