[kbuild-all] [radeon-alex:amd-staging-drm-next 593/598] drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:5374:5: warning: no previous prototype for function 'amdgpu_dm_crtc_atomic_set_property'

tree: git://people.freedesktop.org/~agd5f/linux.git amd-staging-drm-next head: 11e500d2892a2b18e438c12e1e992b241aaf1c8b commit: 110d586ba77ed573eb7464ca69b6490ec0b70c5f [593/598] drm/amd/display: Expose new CRC window property config: arm64-randconfig-r034-20201115 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project ace9653c11c6308401dcda2e8b26bf97e6e66e30) 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 # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu git remote add radeon-alex git://people.freedesktop.org/~agd5f/linux.git git fetch --no-tags radeon-alex amd-staging-drm-next git checkout 110d586ba77ed573eb7464ca69b6490ec0b70c5f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): int amdgpu_dm_crtc_atomic_set_property(struct drm_crtc *crtc, ^ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:5374:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int amdgpu_dm_crtc_atomic_set_property(struct drm_crtc *crtc, ^ static int amdgpu_dm_crtc_atomic_get_property(struct drm_crtc *crtc, ^ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:5398:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int amdgpu_dm_crtc_atomic_get_property(struct drm_crtc *crtc, ^ static 2 warnings generated. vim +/amdgpu_dm_crtc_atomic_set_property +5374 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c 5372 5373 #ifdef CONFIG_DEBUG_FS 5375 struct drm_crtc_state *crtc_state, 5376 struct drm_property *property, 5377 uint64_t val) 5378 { 5379 struct drm_device *dev = crtc->dev; 5380 struct amdgpu_device *adev = drm_to_adev(dev); 5381 struct dm_crtc_state *dm_new_state = 5382 to_dm_crtc_state(crtc_state); 5383 5384 if (property == adev->dm.crc_win_x_start_property) 5385 dm_new_state->crc_window.x_start = val; 5386 else if (property == adev->dm.crc_win_y_start_property) 5387 dm_new_state->crc_window.y_start = val; 5388 else if (property == adev->dm.crc_win_x_end_property) 5389 dm_new_state->crc_window.x_end = val; 5390 else if (property == adev->dm.crc_win_y_end_property) 5391 dm_new_state->crc_window.y_end = val; 5392 else 5393 return -EINVAL; 5394 5395 return 0; 5396 } 5397 5399 const struct drm_crtc_state *state, 5400 struct drm_property *property, 5401 uint64_t *val) 5402 { 5403 struct drm_device *dev = crtc->dev; 5404 struct amdgpu_device *adev = drm_to_adev(dev); 5405 struct dm_crtc_state *dm_state = 5406 to_dm_crtc_state(state); 5407 5408 if (property == adev->dm.crc_win_x_start_property) 5409 *val = dm_state->crc_window.x_start; 5410 else if (property == adev->dm.crc_win_y_start_property) 5411 *val = dm_state->crc_window.y_start; 5412 else if (property == adev->dm.crc_win_x_end_property) 5413 *val = dm_state->crc_window.x_end; 5414 else if (property == adev->dm.crc_win_y_end_property) 5415 *val = dm_state->crc_window.y_end; 5416 else 5417 return -EINVAL; 5418 5419 return 0; 5420 } 5421 #endif 5422 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org