Hi Hans, I love your patch! Perhaps something to improve: [auto build test WARNING on drm-intel/for-linux-next] [also build test WARNING on drm-tip/drm-tip linus/master v5.12-rc8 next-20210421] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Hans-de-Goede/drm-Add-privacy-sc... base: git://anongit.freedesktop.org/drm-intel for-linux-next config: sparc64-randconfig-p002-20210421 (attached as .config) compiler: sparc64-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 # https://github.com/0day-ci/linux/commit/62771e46e3031f0e2cea9529f292b6415... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Hans-de-Goede/drm-Add-privacy-screen-class-and-connector-properties/20210422-045141 git checkout 62771e46e3031f0e2cea9529f292b6415810cf9c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=sparc64 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 >>): drivers/gpu/drm/drm_connector.c: In function 'drm_connector_privacy_screen_notifier': 2380 | connector->state->privacy_screen_sw_state = sw_state; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~ drivers/gpu/drm/drm_connector.c:2375:33: note: 'sw_state' was declared here 2375 | enum drm_privacy_screen_status sw_state, hw_state; | ^~~~~~~~ 2381 | drm_object_property_set_value(&connector->base, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2382 | connector->privacy_screen_hw_state_property, hw_state); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_connector.c:2375:43: note: 'hw_state' was declared here 2375 | enum drm_privacy_screen_status sw_state, hw_state; | ^~~~~~~~ drivers/gpu/drm/drm_connector.c: In function 'drm_connector_attach_privacy_screen_provider': 2380 | connector->state->privacy_screen_sw_state = sw_state; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~ drivers/gpu/drm/drm_connector.c:2375:33: note: 'sw_state' was declared here 2375 | enum drm_privacy_screen_status sw_state, hw_state; | ^~~~~~~~ 2381 | drm_object_property_set_value(&connector->base, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2382 | connector->privacy_screen_hw_state_property, hw_state); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_connector.c:2375:43: note: 'hw_state' was declared here 2375 | enum drm_privacy_screen_status sw_state, hw_state; | ^~~~~~~~ vim +/sw_state +2380 drivers/gpu/drm/drm_connector.c 2371 2372 static void drm_connector_update_privacy_screen_properties( 2373 struct drm_connector *connector) 2374 { 2375 enum drm_privacy_screen_status sw_state, hw_state; 2376 2377 drm_privacy_screen_get_state(connector->privacy_screen, 2378 &sw_state, &hw_state); 2379 2382 connector->privacy_screen_hw_state_property, hw_state); 2383 } 2384 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org