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From: kernel test robot <lkp@intel.com>
To: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org,
	linux-kernel@vger.kernel.org, linux-media@vger.kernel.org
Subject: drivers/media/platform/mediatek/mdp/mtk_mdp_core.c:31:34: warning: unused variable 'mtk_mdp_comp_dt_ids'
Date: Sat, 18 Jun 2022 03:39:05 +0800	[thread overview]
Message-ID: <202206180318.LDlpyiIW-lkp@intel.com> (raw)

Hi Mauro,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   274295c6e53f8b8b8dfa8b24a3fcb8a9d670c22c
commit: 2023a99811110aebba9eee4aa09ef7bd21a8a249 media: platform: rename mediatek/mtk-jpeg/ to mediatek/jpeg/
date:   3 months ago
config: mips-randconfig-c004-20220617 (https://download.01.org/0day-ci/archive/20220618/202206180318.LDlpyiIW-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d764aa7fc6b9cc3fbe960019018f5f9e941eb0a6)
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 mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2023a99811110aebba9eee4aa09ef7bd21a8a249
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 2023a99811110aebba9eee4aa09ef7bd21a8a249
        # 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=mips SHELL=/bin/bash drivers/media/platform/mediatek/mdp/

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

All warnings (new ones prefixed by >>):

>> drivers/media/platform/mediatek/mdp/mtk_mdp_core.c:31:34: warning: unused variable 'mtk_mdp_comp_dt_ids' [-Wunused-const-variable]
   static const struct of_device_id mtk_mdp_comp_dt_ids[] = {
                                    ^
   1 warning generated.


vim +/mtk_mdp_comp_dt_ids +31 drivers/media/platform/mediatek/mdp/mtk_mdp_core.c

c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  30  
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08 @31  static const struct of_device_id mtk_mdp_comp_dt_ids[] = {
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  32  	{
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  33  		.compatible = "mediatek,mt8173-mdp-rdma",
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  34  		.data = (void *)MTK_MDP_RDMA
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  35  	}, {
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  36  		.compatible = "mediatek,mt8173-mdp-rsz",
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  37  		.data = (void *)MTK_MDP_RSZ
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  38  	}, {
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  39  		.compatible = "mediatek,mt8173-mdp-wdma",
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  40  		.data = (void *)MTK_MDP_WDMA
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  41  	}, {
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  42  		.compatible = "mediatek,mt8173-mdp-wrot",
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  43  		.data = (void *)MTK_MDP_WROT
55d80506c5f7c3 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Vincent Stehlé 2016-10-27  44  	},
55d80506c5f7c3 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Vincent Stehlé 2016-10-27  45  	{ },
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  46  };
c8eb2d7e8202fd drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  47  

:::::: The code at line 31 was first introduced by commit
:::::: c8eb2d7e8202fd9cb912f5d33cc34ede66dcb24a [media] media: Add Mediatek MDP Driver

:::::: TO: Minghsiu Tsai <minghsiu.tsai@mediatek.com>
:::::: CC: Mauro Carvalho Chehab <mchehab@s-opensource.com>

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

             reply	other threads:[~2022-06-17 19:40 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-17 19:39 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2023-04-22 19:13 drivers/media/platform/mediatek/mdp/mtk_mdp_core.c:31:34: warning: unused variable 'mtk_mdp_comp_dt_ids' kernel test robot
2023-02-12 12:52 kernel test robot
2023-01-16 23:02 kernel test robot
2023-01-07  5:02 kernel test robot
2022-12-04  8:09 kernel test robot
2022-08-23 22:00 kernel test robot
2022-05-22 20:17 kernel test robot
2022-04-24 18:03 kernel test robot

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