[kbuild-all] drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:858:6: error: no previous prototype for 'amdgpu_ras_mca_query_error_status'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 89d714ab6043bca7356b5c823f5335f5dce1f930 commit: 1e3944578b749449bd7fa6bf0bae4c3d3f5f1733 Merge tag 'amd-drm-next-5.16-2021-09-27' of https://gitlab.freedesktop.org/agd5f/linux into drm-next date: 6 weeks ago config: x86_64-allyesconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 1e3944578b749449bd7fa6bf0bae4c3d3f5f1733 # save the attached .config to linux build tree make W=1 ARCH=x86_64 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 >>): In file included from drivers/gpu/drm/amd/amdgpu/../display/dmub/dmub_srv.h:67, from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_dmub_srv.h:30, from drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:64: drivers/gpu/drm/amd/amdgpu/../display/dmub/inc/dmub_cmd.h: In function 'dmub_rb_flush_pending': 2656 | uint64_t temp; | ^~~~ cc1: all warnings being treated as errors -- 858 | void amdgpu_ras_mca_query_error_status(struct amdgpu_device *adev, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/amdgpu_ras_mca_query_error_status +858 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c c030f2e4166c3f xinhui pan 2018-10-31 856 640ae42efb828b John Clements 2021-09-22 857 640ae42efb828b John Clements 2021-09-22 @858 void amdgpu_ras_mca_query_error_status(struct amdgpu_device *adev, 640ae42efb828b John Clements 2021-09-22 859 struct ras_common_if *ras_block, 640ae42efb828b John Clements 2021-09-22 860 struct ras_err_data *err_data) 640ae42efb828b John Clements 2021-09-22 861 { 640ae42efb828b John Clements 2021-09-22 862 switch (ras_block->sub_block_index) { 640ae42efb828b John Clements 2021-09-22 863 case AMDGPU_RAS_MCA_BLOCK__MP0: 640ae42efb828b John Clements 2021-09-22 864 if (adev->mca.mp0.ras_funcs && 640ae42efb828b John Clements 2021-09-22 865 adev->mca.mp0.ras_funcs->query_ras_error_count) 640ae42efb828b John Clements 2021-09-22 866 adev->mca.mp0.ras_funcs->query_ras_error_count(adev, &err_data); 640ae42efb828b John Clements 2021-09-22 867 break; 640ae42efb828b John Clements 2021-09-22 868 case AMDGPU_RAS_MCA_BLOCK__MP1: 640ae42efb828b John Clements 2021-09-22 869 if (adev->mca.mp1.ras_funcs && 640ae42efb828b John Clements 2021-09-22 870 adev->mca.mp1.ras_funcs->query_ras_error_count) 640ae42efb828b John Clements 2021-09-22 871 adev->mca.mp1.ras_funcs->query_ras_error_count(adev, &err_data); 640ae42efb828b John Clements 2021-09-22 872 break; 640ae42efb828b John Clements 2021-09-22 873 case AMDGPU_RAS_MCA_BLOCK__MPIO: 640ae42efb828b John Clements 2021-09-22 874 if (adev->mca.mpio.ras_funcs && 640ae42efb828b John Clements 2021-09-22 875 adev->mca.mpio.ras_funcs->query_ras_error_count) 640ae42efb828b John Clements 2021-09-22 876 adev->mca.mpio.ras_funcs->query_ras_error_count(adev, &err_data); 640ae42efb828b John Clements 2021-09-22 877 break; 640ae42efb828b John Clements 2021-09-22 878 default: 640ae42efb828b John Clements 2021-09-22 879 break; 640ae42efb828b John Clements 2021-09-22 880 } 640ae42efb828b John Clements 2021-09-22 881 } 640ae42efb828b John Clements 2021-09-22 882 :::::: The code at line 858 was first introduced by commit :::::: 640ae42efb828be69a9ee6ac88fb3d5a3e678ddf drm/amdgpu: Updated RAS infrastructure :::::: TO: John Clements <john.clements(a)amd.com&gt; :::::: CC: Alex Deucher <alexander.deucher(a)amd.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org