Hi André, kernel test robot noticed the following build warnings:
[auto build test WARNING on drm-misc/drm-misc-next] [also build test WARNING on drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm/drm-next linus/master v6.6-rc6 next-20231017] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Andr-Almeida/drm-allow-DRM_MODE_PAGE_FLIP_ASYNC-for-atomic-commits/20231017-173047 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/20231017092837.32428-5-andrealmeid%40igalia.com patch subject: [PATCH v7 4/6] drm: Refuse to async flip with atomic prop changes config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20231017/202310172311.kgvigcqy-...@intel.com/config) compiler: m68k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231017/202310172311.kgvigcqy-...@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202310172311.kgvigcqy-...@intel.com/ All warnings (new ones prefixed by >>): drivers/gpu/drm/drm_atomic_uapi.c: In function 'drm_atomic_set_property': >> drivers/gpu/drm/drm_atomic_uapi.c:1062:41: warning: unused variable 'config' >> [-Wunused-variable] 1062 | struct drm_mode_config *config = &crtc->dev->mode_config; | ^~~~~~ vim +/config +1062 drivers/gpu/drm/drm_atomic_uapi.c 1021 1022 int drm_atomic_set_property(struct drm_atomic_state *state, 1023 struct drm_file *file_priv, 1024 struct drm_mode_object *obj, 1025 struct drm_property *prop, 1026 uint64_t prop_value, 1027 bool async_flip) 1028 { 1029 struct drm_mode_object *ref; 1030 uint64_t old_val; 1031 int ret; 1032 1033 if (!drm_property_change_valid_get(prop, prop_value, &ref)) 1034 return -EINVAL; 1035 1036 switch (obj->type) { 1037 case DRM_MODE_OBJECT_CONNECTOR: { 1038 struct drm_connector *connector = obj_to_connector(obj); 1039 struct drm_connector_state *connector_state; 1040 1041 connector_state = drm_atomic_get_connector_state(state, connector); 1042 if (IS_ERR(connector_state)) { 1043 ret = PTR_ERR(connector_state); 1044 break; 1045 } 1046 1047 if (async_flip) { 1048 ret = drm_atomic_connector_get_property(connector, connector_state, 1049 prop, &old_val); 1050 ret = drm_atomic_check_prop_changes(ret, old_val, prop_value, prop); 1051 break; 1052 } 1053 1054 ret = drm_atomic_connector_set_property(connector, 1055 connector_state, file_priv, 1056 prop, prop_value); 1057 break; 1058 } 1059 case DRM_MODE_OBJECT_CRTC: { 1060 struct drm_crtc *crtc = obj_to_crtc(obj); 1061 struct drm_crtc_state *crtc_state; > 1062 struct drm_mode_config *config = > &crtc->dev->mode_config; 1063 1064 crtc_state = drm_atomic_get_crtc_state(state, crtc); 1065 if (IS_ERR(crtc_state)) { 1066 ret = PTR_ERR(crtc_state); 1067 break; 1068 } 1069 1070 if (async_flip) { 1071 ret = drm_atomic_crtc_get_property(crtc, crtc_state, 1072 prop, &old_val); 1073 ret = drm_atomic_check_prop_changes(ret, old_val, prop_value, prop); 1074 break; 1075 } 1076 1077 ret = drm_atomic_crtc_set_property(crtc, 1078 crtc_state, prop, prop_value); 1079 break; 1080 } 1081 case DRM_MODE_OBJECT_PLANE: { 1082 struct drm_plane *plane = obj_to_plane(obj); 1083 struct drm_plane_state *plane_state; 1084 struct drm_mode_config *config = &plane->dev->mode_config; 1085 1086 plane_state = drm_atomic_get_plane_state(state, plane); 1087 if (IS_ERR(plane_state)) { 1088 ret = PTR_ERR(plane_state); 1089 break; 1090 } 1091 1092 if (async_flip && prop != config->prop_fb_id) { 1093 ret = drm_atomic_plane_get_property(plane, plane_state, 1094 prop, &old_val); 1095 ret = drm_atomic_check_prop_changes(ret, old_val, prop_value, prop); 1096 break; 1097 } 1098 1099 ret = drm_atomic_plane_set_property(plane, 1100 plane_state, file_priv, 1101 prop, prop_value); 1102 break; 1103 } 1104 default: 1105 drm_dbg_atomic(prop->dev, "[OBJECT:%d] has no properties\n", obj->id); 1106 ret = -EINVAL; 1107 break; 1108 } 1109 1110 drm_property_change_valid_put(prop, ref); 1111 return ret; 1112 } 1113 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
