linux-kernel - [hverkuil-media-tree:tmp 407/423] drivers/media/platform/mediatek/mdp/mtk_mdp_core.c:31:34: warning: unused variable 'mtk_mdp_comp_dt

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Message-ID: <202203231910.QNuo5wZb-lkp@intel.com>
Date:   Wed, 23 Mar 2022 19:36:40 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org
Subject: [hverkuil-media-tree:tmp 407/423]
 drivers/media/platform/mediatek/mdp/mtk_mdp_core.c:31:34: warning: unused
 variable 'mtk_mdp_comp_dt_ids'

tree:   git://linuxtv.org/hverkuil/media_tree.git tmp
head:   f89d74081c909f1c547a611141a23d7670e44bed
commit: 2023a99811110aebba9eee4aa09ef7bd21a8a249 [407/423] media: platform: rename mediatek/mtk-jpeg/ to mediatek/jpeg/
config: hexagon-buildonly-randconfig-r005-20220323 (https://download.01.org/0day-ci/archive/20220323/202203231910.QNuo5wZb-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 902f4708fe1d03b0de7e5315ef875006a6adc319)
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
        git remote add hverkuil-media-tree git://linuxtv.org/hverkuil/media_tree.git
        git fetch --no-tags hverkuil-media-tree tmp
        git checkout 2023a99811110aebba9eee4aa09ef7bd21a8a249
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/media/platform/mediatek/mdp/

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

c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  30  
c8eb2d7e8202fd9 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[] = {
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  32  	{
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  33  		.compatible = "mediatek,mt8173-mdp-rdma",
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  34  		.data = (void *)MTK_MDP_RDMA
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  35  	}, {
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  36  		.compatible = "mediatek,mt8173-mdp-rsz",
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  37  		.data = (void *)MTK_MDP_RSZ
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  38  	}, {
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  39  		.compatible = "mediatek,mt8173-mdp-wdma",
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  40  		.data = (void *)MTK_MDP_WDMA
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  41  	}, {
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  42  		.compatible = "mediatek,mt8173-mdp-wrot",
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  43  		.data = (void *)MTK_MDP_WROT
55d80506c5f7c3a drivers/media/platform/mtk-mdp/mtk_mdp_core.c Vincent Stehlé 2016-10-27  44  	},
55d80506c5f7c3a drivers/media/platform/mtk-mdp/mtk_mdp_core.c Vincent Stehlé 2016-10-27  45  	{ },
c8eb2d7e8202fd9 drivers/media/platform/mtk-mdp/mtk_mdp_core.c Minghsiu Tsai  2016-09-08  46  };
c8eb2d7e8202fd9 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@...iatek.com>
:::::: CC: Mauro Carvalho Chehab <mchehab@...pensource.com>

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