[kbuild-all] [jjs-linux-tpmdd:next 3/3] mips-linux-ld: drivers/char/tpm/tpm_tis_spi_cr50.o:(.rodata.tpm_spi_cr50_phy_ops+0x0): undefined reference to `tpm_tis_spi_write32'

tree: git://git.infradead.org/users/jjs/linux-tpmdd.git next head: fa05dc792ea02043f3c21467cb4485a38ac19bdf commit: fa05dc792ea02043f3c21467cb4485a38ac19bdf [3/3] tpm: tpm_tis: Make implementation of read16, read32 and write32 optional config: mips-allyesconfig (attached as .config) compiler: mips-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 git checkout fa05dc792ea02043f3c21467cb4485a38ac19bdf # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org