tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 5fa35f247b563a7893f3f68f19d00ace2ccf3dff commit: c44a22b3128d143a66421004b728eed688c21ee6 [7659/8311] drm/amd/display: Add connector to the state if DSC debugfs is set config: arc-randconfig-r024-20200916 (attached as .config) compiler: arceb-elf-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 c44a22b3128d143a66421004b728eed688c21ee6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc 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 >>): In file included from drivers/gpu/drm/amd/amdgpu/../display/dmub/dmub_srv.h:67, from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:33: drivers/gpu/drm/amd/amdgpu/../display/dmub/inc/dmub_cmd.h: In function 'dmub_rb_flush_pending': drivers/gpu/drm/amd/amdgpu/../display/dmub/inc/dmub_cmd.h:796:12: warning: variable 'temp' set but not used [-Wunused-but-set-variable] 796 | uint64_t temp; | ^~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'amdgpu_check_debugfs_connector_property_change': 892 | struct dc_stream_state *stream; | ^~~~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'create_stream_for_sink': drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:4639:11: warning: variable 'link_bandwidth_kbps' set but not used [-Wunused-but-set-variable] 4639 | uint32_t link_bandwidth_kbps; | ^~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'amdgpu_dm_commit_cursors': drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:7051:44: warning: variable 'new_plane_state' set but not used [-Wunused-but-set-variable] 7051 | struct drm_plane_state *old_plane_state, *new_plane_state; | ^~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:39: At top level: drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:197:19: warning: 'no_system_mem_limit' defined but not used [-Wunused-const-variable=] 197 | static const bool no_system_mem_limit; | ^~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:196:19: warning: 'debug_evictions' defined but not used [-Wunused-const-variable=] 196 | static const bool debug_evictions; /* = false */ | ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../amdgpu/amdgpu.h:195:18: warning: 'sched_policy' defined but not used [-Wunused-const-variable=] 195 | static const int sched_policy = KFD_SCHED_POLICY_HWS; | ^~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:86, from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:31: drivers/gpu/drm/amd/amdgpu/../display/dc/inc/hw/dpp.h:50:42: warning: 'dpp_input_csc_matrix' defined but not used [-Wunused-const-variable=] 50 | static const struct dpp_input_csc_matrix dpp_input_csc_matrix[] = { | ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32, from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:31: drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:124:22: warning: 'DP_DVI_CONVERTER_ID_4' defined but not used [-Wunused-const-variable=] 124 | static const uint8_t DP_DVI_CONVERTER_ID_4[] = "m2DVIa"; | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:122:22: warning: 'DP_VGA_LVDS_CONVERTER_ID_3' defined but not used [-Wunused-const-variable=] 122 | static const uint8_t DP_VGA_LVDS_CONVERTER_ID_3[] = "dnomlA"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:120:22: warning: 'DP_VGA_LVDS_CONVERTER_ID_2' defined but not used [-Wunused-const-variable=] 120 | static const uint8_t DP_VGA_LVDS_CONVERTER_ID_2[] = "sivarT"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_types.h:33, from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:30, from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:29: drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:76:32: warning: 'dc_fixpt_ln2_div_2' defined but not used [-Wunused-const-variable=] 76 | static const struct fixed31_32 dc_fixpt_ln2_div_2 = { 1488522236LL }; | ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:75:32: warning: 'dc_fixpt_ln2' defined but not used [-Wunused-const-variable=] 75 | static const struct fixed31_32 dc_fixpt_ln2 = { 2977044471LL }; | ^~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:74:32: warning: 'dc_fixpt_e' defined but not used [-Wunused-const-variable=] 74 | static const struct fixed31_32 dc_fixpt_e = { 11674931555LL }; | ^~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:73:32: warning: 'dc_fixpt_two_pi' defined but not used [-Wunused-const-variable=] 73 | static const struct fixed31_32 dc_fixpt_two_pi = { 26986075409LL }; | ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:72:32: warning: 'dc_fixpt_pi' defined but not used [-Wunused-const-variable=] 72 | static const struct fixed31_32 dc_fixpt_pi = { 13493037705LL }; | ^~~~~~~~~~~ # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... 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 c44a22b3128d143a66421004b728eed688c21ee6 vim +/stream +892 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c 882 883 static void amdgpu_check_debugfs_connector_property_change(struct amdgpu_device *adev, 884 struct drm_atomic_state *state) 885 { 886 struct drm_connector *connector; 887 struct drm_crtc *crtc; 888 struct amdgpu_dm_connector *amdgpu_dm_connector; 889 struct drm_connector_state *conn_state; 890 struct dm_crtc_state *acrtc_state; 891 struct drm_crtc_state *crtc_state; 893 struct drm_device *dev = adev_to_drm(adev); 894 895 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 896 897 amdgpu_dm_connector = to_amdgpu_dm_connector(connector); 898 conn_state = connector->state; 899 900 if (!(conn_state && conn_state->crtc)) 901 continue; 902 903 crtc = conn_state->crtc; 904 acrtc_state = to_dm_crtc_state(crtc->state); 905 906 if (!(acrtc_state && acrtc_state->stream)) 907 continue; 908 909 stream = acrtc_state->stream; 910 911 if (amdgpu_dm_connector->dsc_settings.dsc_force_enable || 912 amdgpu_dm_connector->dsc_settings.dsc_num_slices_v || 913 amdgpu_dm_connector->dsc_settings.dsc_num_slices_h || 914 amdgpu_dm_connector->dsc_settings.dsc_bits_per_pixel) { 915 conn_state = drm_atomic_get_connector_state(state, connector); 916 crtc_state = drm_atomic_get_crtc_state(state, crtc); 917 crtc_state->mode_changed = true; 918 } 919 } 920 } 921 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org