Hi Nicolas, I love your patch! Perhaps something to improve: [auto build test WARNING on robh/for-next] [also build test WARNING on linus/master v5.8 next-20200814] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Nicolas-Pitre/MIPI-I3c-HCI-Host-Controller-Interface-driver/20200814-115156 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: mips-allyesconfig (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/i3c/master/mipi-i3c-hci/core.c:107: warning: "PIO_OFFSET" redefined 107 | #define PIO_OFFSET GENMASK(15, 0) /* PIO Offset */ | In file included from include/linux/io.h:13, from arch/mips/include/asm/mips-cps.h:10, from arch/mips/include/asm/smp-ops.h:16, from arch/mips/include/asm/smp.h:21, from include/linux/smp.h:82, from include/linux/lockdep.h:14, from include/linux/rcupdate.h:29, from include/linux/rculist.h:11, from include/linux/pid.h:5, from include/linux/sched.h:14, from include/linux/ratelimit.h:6, from include/linux/dev_printk.h:16, from include/linux/device.h:15, from drivers/i3c/master/mipi-i3c-hci/core.c:11: arch/mips/include/asm/io.h:76: note: this is the location of the previous definition 76 | #define PIO_OFFSET mips_io_port_base | vim +/PIO_OFFSET +107 drivers/i3c/master/mipi-i3c-hci/core.c 105 106 #define PIO_SECTION_OFFSET 0x3c > 107 #define PIO_OFFSET GENMASK(15, 0) /* PIO Offset */ 108 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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