Hi "Martin, Thank you for the patch! Yet something to improve: [auto build test ERROR on hwmon/hwmon-next] [also build test ERROR on spi/for-next lee-mfd/for-mfd-next linus/master v5.13-rc7 next-20210621] [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/Martin-Hundeb-ll/fpga-mfd-hwmon-Initial-support-for-Silicom-N5010-PAC/20210621-150923 base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next config: mips-randconfig-r005-20210621 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project e1adf90826a57b674eee79b071fb46c1f5683cd0) 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-mips-linux-gnu # https://github.com/0day-ci/linux/commit/3cd517ceee3e0bb24e44dd409f3ba2652c2ed297 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Martin-Hundeb-ll/fpga-mfd-hwmon-Initial-support-for-Silicom-N5010-PAC/20210621-150923 git checkout 3cd517ceee3e0bb24e44dd409f3ba2652c2ed297 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from drivers/fpga/dfl.c:13: >> include/linux/dfl.h:117:10: error: implicit declaration of function 'readq' [-Werror,-Wimplicit-function-declaration] u64 v = readq(base + DFH); ^ include/linux/dfl.h:126:10: error: implicit declaration of function 'readq' [-Werror,-Wimplicit-function-declaration] u64 v = readq(base + DFH); ^ include/linux/dfl.h:135:37: error: implicit declaration of function 'readq' [-Werror,-Wimplicit-function-declaration] return (u8)FIELD_GET(DFH_REVISION, readq(base + DFH)); ^ include/linux/dfl.h:135:37: error: implicit declaration of function 'readq' [-Werror,-Wimplicit-function-declaration] 4 errors generated. vim +/readq +117 include/linux/dfl.h 113 114 /* Function to read from DFH and check if the Feature type is FME */ 115 static inline bool dfl_feature_is_fme(void __iomem *base) 116 { > 117 u64 v = readq(base + DFH); 118 119 return (FIELD_GET(DFH_TYPE, v) == DFH_TYPE_FIU) && 120 (FIELD_GET(DFH_ID, v) == DFH_ID_FIU_FME); 121 } 122 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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