Hi Ben, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 75caf310d16cc5e2f851c048cd597f5437013368 commit: 22dcda45a3d1dfe6eeb4ab0a3b9aaa2333cb649d drm/nouveau/acr: implement new subdev to replace "secure boot" date: 5 months ago config: arm64-sof-customedconfig-sst-defconfig (attached as .config) compiler: aarch64-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 git checkout 22dcda45a3d1dfe6eeb4ab0a3b9aaa2333cb649d # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <l...@intel.com> All warnings (new ones prefixed by >>, old ones prefixed by <<): >> drivers/gpu/drm/nouveau/nvkm/nvfw/acr.c:49:1: warning: no previous prototype >> for 'lsb_header_tail_dump' [-Wmissing-prototypes] 49 | lsb_header_tail_dump(struct nvkm_subdev *subdev, | ^~~~~~~~~~~~~~~~~~~~ vim +/lsb_header_tail_dump +49 drivers/gpu/drm/nouveau/nvkm/nvfw/acr.c 47 48 void > 49 lsb_header_tail_dump(struct nvkm_subdev *subdev, 50 struct lsb_header_tail *hdr) 51 { 52 nvkm_debug(subdev, "lsbHeader\n"); 53 nvkm_debug(subdev, "\tucodeOff : 0x%x\n", hdr->ucode_off); 54 nvkm_debug(subdev, "\tucodeSize : 0x%x\n", hdr->ucode_size); 55 nvkm_debug(subdev, "\tdataSize : 0x%x\n", hdr->data_size); 56 nvkm_debug(subdev, "\tblCodeSize : 0x%x\n", hdr->bl_code_size); 57 nvkm_debug(subdev, "\tblImemOff : 0x%x\n", hdr->bl_imem_off); 58 nvkm_debug(subdev, "\tblDataOff : 0x%x\n", hdr->bl_data_off); 59 nvkm_debug(subdev, "\tblDataSize : 0x%x\n", hdr->bl_data_size); 60 nvkm_debug(subdev, "\tappCodeOff : 0x%x\n", hdr->app_code_off); 61 nvkm_debug(subdev, "\tappCodeSize : 0x%x\n", hdr->app_code_size); 62 nvkm_debug(subdev, "\tappDataOff : 0x%x\n", hdr->app_data_off); 63 nvkm_debug(subdev, "\tappDataSize : 0x%x\n", hdr->app_data_size); 64 nvkm_debug(subdev, "\tflags : 0x%x\n", hdr->flags); 65 } 66 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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