Hi AngeloGioacchino, kernel test robot noticed the following build errors: [auto build test ERROR on robh/for-next] [also build test ERROR on linus/master v6.10-rc3 next-20240611] [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/AngeloGioacchino-Del-Regno/dt-bindings-display-mediatek-Add-OF-graph-support-for-board-path/20240611-163327 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20240611082831.477566-4-angelogioacchino.delregno%40collabora.com patch subject: [PATCH v6 3/3] drm/mediatek: Implement OF graphs support for display paths config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20240612/202406120934.xJkzoJYC-lkp@xxxxxxxxx/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 4403cdbaf01379de96f8d0d6ea4f51a085e37766) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240612/202406120934.xJkzoJYC-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202406120934.xJkzoJYC-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from drivers/gpu/drm/mediatek/mtk_dpi.c:21: In file included from include/drm/drm_atomic_helper.h:31: In file included from include/drm/drm_crtc.h:32: In file included from include/drm/drm_modes.h:33: In file included from include/drm/drm_connector.h:32: In file included from include/drm/drm_util.h:36: In file included from include/linux/kgdb.h:19: In file included from include/linux/kprobes.h:28: In file included from include/linux/ftrace.h:13: In file included from include/linux/kallsyms.h:13: In file included from include/linux/mm.h:2253: include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 501 | item]; | ~~~~ include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 508 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 520 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 529 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/mediatek/mtk_dpi.c:711:17: error: use of undeclared identifier 'dsi'; did you mean 'dpi'? 711 | ret = PTR_ERR(dsi->next_bridge); | ^~~ | dpi drivers/gpu/drm/mediatek/mtk_dpi.c:706:18: note: 'dpi' declared here 706 | struct mtk_dpi *dpi = bridge_to_dpi(bridge); | ^ 5 warnings and 1 error generated. vim +711 drivers/gpu/drm/mediatek/mtk_dpi.c 702 703 static int mtk_dpi_bridge_attach(struct drm_bridge *bridge, 704 enum drm_bridge_attach_flags flags) 705 { 706 struct mtk_dpi *dpi = bridge_to_dpi(bridge); 707 int ret; 708 709 dpi->next_bridge = devm_drm_of_get_bridge(dpi->dev, dpi->dev->of_node, 1, -1); 710 if (IS_ERR(dpi->next_bridge)) { > 711 ret = PTR_ERR(dsi->next_bridge); 712 if (ret == -EPROBE_DEFER) 713 return ret; 714 715 /* Old devicetree has only one endpoint */ 716 dpi->next_bridge = devm_drm_of_get_bridge(dpi->dev, dpi->dev->of_node, 0, 0); 717 if (IS_ERR(dpi->next_bridge)) 718 return dev_err_probe(dpi->dev, PTR_ERR(dpi->next_bridge), 719 "Failed to get bridge\n"); 720 } 721 722 return drm_bridge_attach(bridge->encoder, dpi->next_bridge, 723 &dpi->bridge, flags); 724 } 725 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki