Hi David, kernel test robot noticed the following build warnings: [auto build test WARNING on 4f59630a5ed0a4e7d275bd7e5d253a8f5a425c5a] url: https://github.com/intel-lab-lkp/linux/commits/David-E-Box/platform-x86-intel-pmc-mtl-Put-GNA-IPU-VPU-devices-in-D3/20230408-102651 base: 4f59630a5ed0a4e7d275bd7e5d253a8f5a425c5a patch link: https://lore.kernel.org/r/20230408022629.727721-1-david.e.box%40linux.intel.com patch subject: [PATCH] platform/x86/intel/pmc/mtl: Put GNA/IPU/VPU devices in D3 config: x86_64-randconfig-s023-20230403 (https://download.01.org/0day-ci/archive/20230408/202304081931.gFShEdFu-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/04453d42ee1b0c97f9fa68644c6234f7b9e2d14a git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review David-E-Box/platform-x86-intel-pmc-mtl-Put-GNA-IPU-VPU-devices-in-D3/20230408-102651 git checkout 04453d42ee1b0c97f9fa68644c6234f7b9e2d14a # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/platform/x86/intel/pmc/ 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/202304081931.gFShEdFu-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/platform/x86/intel/pmc/mtl.c:52:6: sparse: sparse: symbol 'mtl_set_device_d3' was not declared. Should it be static? -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
