tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 40d43a7507e1547dd45cb02af2e40d897c591870 commit: b1a63a0b48add192908b578a3c5a566586d49e4e [14970/15097] drm/amd/display: consider DSC pass-through during mode validation config: csky-randconfig-c042-20220810 (https://download.01.org/0day-ci/archive/20220811/202208111954.EVlrz4h1-lkp@xxxxxxxxx/config) compiler: csky-linux-gcc (GCC) 12.1.0 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/next/linux-next.git/commit/?id=b1a63a0b48add192908b578a3c5a566586d49e4e git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout b1a63a0b48add192908b578a3c5a566586d49e4e # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=csky SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> Note: the linux-next/master HEAD 40d43a7507e1547dd45cb02af2e40d897c591870 builds fine. It may have been fixed somewhere. All errors (new ones prefixed by >>): `.exit.text' referenced in section `.data' of sound/soc/codecs/tlv320adc3xxx.o: defined in discarded section `.exit.text' of sound/soc/codecs/tlv320adc3xxx.o csky-linux-ld: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.o: in function `dm_dp_mst_is_port_support_mode': amdgpu_dm_mst_types.c:(.text+0x8ae): undefined reference to `dc_dsc_get_policy_for_timing' >> csky-linux-ld: amdgpu_dm_mst_types.c:(.text+0x8e2): undefined reference to `dc_dsc_compute_bandwidth_range' >> csky-linux-ld: amdgpu_dm_mst_types.c:(.text+0x9cc): undefined reference to `dc_dsc_get_policy_for_timing' csky-linux-ld: amdgpu_dm_mst_types.c:(.text+0x9d0): undefined reference to `dc_dsc_compute_bandwidth_range' -- 0-DAY CI Kernel Test Service https://01.org/lkp