linux-kernel - drivers/media/platform/mtk-jpeg/mtk_jpeg_dec

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Message-ID: <202104121727.w8tfPU3R-lkp@intel.com>
Date:   Mon, 12 Apr 2021 17:53:35 +0800
From:   kernel test robot <lkp@...el.com>
To:     Xia Jiang <xia.jiang@...iatek.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, Tomasz Figa <tfiga@...omium.org>,
        Hans Verkuil <hverkuil@...all.nl>
Subject: drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c:15: warning:
 "RST" redefined

Hi Xia,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   d434405aaab7d0ebc516b68a8fc4100922d7f5ef
commit: 030a7b5c168d996e590cdd09fffd8ebaa8a5d571 media: platform: Rename jpeg dec file name
date:   8 months ago
config: mips-randconfig-s032-20210412 (attached as .config)
compiler: mipsel-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-280-g2cd6d34e-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=030a7b5c168d996e590cdd09fffd8ebaa8a5d571
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 030a7b5c168d996e590cdd09fffd8ebaa8a5d571
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=mips 

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/mtk-jpeg/mtk_jpeg_dec_parse.c:15: warning: "RST" redefined
      15 | #define RST 0xd0
         | 
   In file included from arch/mips/include/asm/mach-rc32434/irq.h:8,
                    from arch/mips/include/asm/irq.h:18,
                    from include/linux/irq.h:23,
                    from include/asm-generic/hardirq.h:13,
                    from arch/mips/include/asm/hardirq.h:16,
                    from include/linux/hardirq.h:10,
                    from include/linux/interrupt.h:11,
                    from drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h:11,
                    from drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h:13,
                    from drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h:11,
                    from drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c:11:
   arch/mips/include/asm/mach-rc32434/rb.h:15: note: this is the location of the previous definition
      15 | #define RST  (1 << 15)
         | 

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for PHY_SAMSUNG_UFS
   Depends on OF && (ARCH_EXYNOS || COMPILE_TEST
   Selected by
   - SCSI_UFS_EXYNOS && SCSI_LOWLEVEL && SCSI && SCSI_UFSHCD_PLATFORM && (ARCH_EXYNOS || COMPILE_TEST


vim +/RST +15 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c

b2f0d2724ba477 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c Rick Chang 2016-12-14  12  
b2f0d2724ba477 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c Rick Chang 2016-12-14  13  #define TEM	0x01
b2f0d2724ba477 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c Rick Chang 2016-12-14  14  #define SOF0	0xc0
b2f0d2724ba477 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c Rick Chang 2016-12-14 @15  #define RST	0xd0
b2f0d2724ba477 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c Rick Chang 2016-12-14  16  #define SOI	0xd8
b2f0d2724ba477 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c Rick Chang 2016-12-14  17  #define EOI	0xd9
b2f0d2724ba477 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c Rick Chang 2016-12-14  18  

:::::: The code at line 15 was first introduced by commit
:::::: b2f0d2724ba477d326e9d654d4db1c93e98f8b93 [media] vcodec: mediatek: Add Mediatek JPEG Decoder Driver

:::::: TO: Rick Chang <rick.chang@...iatek.com>
:::::: CC: Mauro Carvalho Chehab <mchehab@...pensource.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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