tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git pending-5.4 head: 6d55913ee19c4b089c002b0238d7d750e2b5f9a2 commit: 8f66cc172867213afb319fbcab79525b025d3806 [54/62] mmc: sdhci: iproc: Add custom set_power() callback for bcm2711 config: sh-allmodconfig (attached as .config) compiler: sh4-linux-gcc (GCC) 11.2.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/c... git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-linux-stable pending-5.4 git checkout 8f66cc172867213afb319fbcab79525b025d3806 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sh SHELL=/bin/bash drivers/mmc/host/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): 272 | .set_power = sdhci_set_power_and_bus_voltage, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/sdhci_set_power_and_bus_voltage +272 drivers/mmc/host/sdhci-iproc.c 263 264 static const struct sdhci_ops sdhci_iproc_bcm2711_ops = { 265 .read_l = sdhci_iproc_readl, 266 .read_w = sdhci_iproc_readw, 267 .read_b = sdhci_iproc_readb, 268 .write_l = sdhci_iproc_writel, 269 .write_w = sdhci_iproc_writew, 270 .write_b = sdhci_iproc_writeb, 271 .set_clock = sdhci_set_clock, 273 .get_max_clock = sdhci_iproc_get_max_clock, 274 .set_bus_width = sdhci_set_bus_width, 275 .reset = sdhci_reset, 276 .set_uhs_signaling = sdhci_set_uhs_signaling, 277 }; 278 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org