drivers/media/platform/renesas/rcar_jpu.c:77:9: warning: 'RST' macro redefined

From: kernel test robot
Date: Sat Apr 15 2023 - 10:44:26 EST


Hi Mauro,

First bad commit (maybe != root cause):

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7a934f4bd7d6f9da84c8812da3ba42ee10f5778e
commit: ee4a77a32b39064fdab0aa2b36bbd35ebf57e077 media: platform: place Renesas drivers on a separate dir
date: 1 year, 1 month ago
config: mips-buildonly-randconfig-r006-20230415 (https://download.01.org/0day-ci/archive/20230415/202304152222.ciOWuViG-lkp@xxxxxxxxx/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 9638da200e00bd069e6dd63604e14cbafede9324)
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-mipsel-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ee4a77a32b39064fdab0aa2b36bbd35ebf57e077
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout ee4a77a32b39064fdab0aa2b36bbd35ebf57e077
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/media/platform/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202304152222.ciOWuViG-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/media/platform/renesas/rcar_jpu.c:77:9: warning: 'RST' macro redefined [-Wmacro-redefined]
#define RST 0xd0
^
arch/mips/include/asm/mach-rc32434/rb.h:13:9: note: previous definition is here
#define RST (1 << 15)
^
1 warning generated.


vim +/RST +77 drivers/media/platform/renesas/rcar_jpu.c

2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 73
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 74 /* JPEG markers */
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 75 #define TEM 0x01
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 76 #define SOF0 0xc0
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 @77 #define RST 0xd0
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 78 #define SOI 0xd8
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 79 #define EOI 0xd9
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 80 #define DHP 0xde
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 81 #define DHT 0xc4
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 82 #define COM 0xfe
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 83 #define DQT 0xdb
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 84 #define DRI 0xdd
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 85 #define APP0 0xe0
2c42cdbaec56a9 drivers/media/platform/rcar_jpu.c Mikhail Ulyanov 2015-07-22 86

:::::: The code at line 77 was first introduced by commit
:::::: 2c42cdbaec56a9565a2717b450506150c9c55103 [media] V4L2: platform: Add Renesas R-Car JPEG codec driver

:::::: TO: Mikhail Ulyanov <mikhail.ulyanov@xxxxxxxxxxxxxxxxxx>
:::::: CC: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests