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: Wed, 24 Aug 2022 06:00:54 +0800 [thread overview]
Message-ID: <202208240558.1wT7kygx-lkp@intel.com> (raw)
Hi Mauro,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: df0219d11b6f04251d38e345db4f9780cb32e2e2
commit: 2023a99811110aebba9eee4aa09ef7bd21a8a249 media: platform: rename mediatek/mtk-jpeg/ to mediatek/jpeg/
date: 5 months ago
config: hexagon-buildonly-randconfig-r005-20220823 (https://download.01.org/0day-ci/archive/20220824/202208240558.1wT7kygx-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project b04d01c009d7f66bcca9138d2ce40999eedf104d)
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=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=hexagon 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
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@mediatek.com>
:::::: CC: Mauro Carvalho Chehab <mchehab@s-opensource.com>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next reply other threads:[~2022-08-23 22:01 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-23 22:00 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
2022-06-17 19:39 kernel test robot
2022-05-22 20:17 kernel test robot
2022-04-24 18:03 kernel test robot
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