linux-kernel - drivers/soc/mediatek/mtk-svs.c:1287:34: warning: unused variable 'svs_of

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Date:   Wed, 10 Aug 2022 04:49:25 +0800
From:   kernel test robot <lkp@...el.com>
To:     Roger Lu <roger.lu@...iatek.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Kevin Hilman <khilman@...libre.com>
Subject: drivers/soc/mediatek/mtk-svs.c:1287:34: warning: unused variable
 'svs_of_match'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   15205c2829ca2cbb5ece5ceaafe1171a8470e62b
commit: 681a02e9500073cd8b9c25a04f06166254b5a879 soc: mediatek: SVS: introduce MTK SVS engine
date:   8 weeks ago
config: hexagon-randconfig-r006-20220810 (https://download.01.org/0day-ci/archive/20220810/202208100401.D7X9SFYs-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 5f1c7e2cc5a3c07cbc2412e851a7283c1841f520)
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=681a02e9500073cd8b9c25a04f06166254b5a879
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 681a02e9500073cd8b9c25a04f06166254b5a879
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/soc/mediatek/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

   drivers/soc/mediatek/mtk-svs.c:853:12: warning: unused function 'svs_suspend' [-Wunused-function]
   static int svs_suspend(struct device *dev)
              ^
   drivers/soc/mediatek/mtk-svs.c:880:12: warning: unused function 'svs_resume' [-Wunused-function]
   static int svs_resume(struct device *dev)
              ^
>> drivers/soc/mediatek/mtk-svs.c:1287:34: warning: unused variable 'svs_of_match' [-Wunused-const-variable]
   static const struct of_device_id svs_of_match[] = {
                                    ^
   3 warnings generated.


vim +/svs_of_match +1287 drivers/soc/mediatek/mtk-svs.c

  1286	
> 1287	static const struct of_device_id svs_of_match[] = {
  1288		{
  1289			.compatible = "mediatek,mt8183-svs",
  1290			.data = &svs_mt8183_platform_data,
  1291		}, {
  1292			/* Sentinel */
  1293		},
  1294	};
  1295	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp