Hi Liankun, kernel test robot noticed the following build errors: [auto build test ERROR on pza/reset/next] [also build test ERROR on linus/master v6.11 next-20240923] [cannot apply to pza/imx-drm/next] [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/Liankun-Yang/drm-mediatek-dp-Add-sdp-path-reset/20240923-213747 base: https://git.pengutronix.de/git/pza/linux reset/next patch link: https://lore.kernel.org/r/20240923133610.23728-1-liankun.yang%40mediatek.com patch subject: [PATCH v1 1/1] drm/mediatek: dp: Add sdp path reset config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20240924/202409240818.3cqdkw5o-lkp@xxxxxxxxx/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 8663a75fa2f31299ab8d1d90288d9df92aadee88) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240924/202409240818.3cqdkw5o-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/202409240818.3cqdkw5o-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from drivers/gpu/drm/mediatek/mtk_dp.c:9: In file included from include/drm/display/drm_dp_helper.h:27: In file included from include/linux/i2c.h:13: In file included from include/linux/acpi.h:39: In file included from include/acpi/acpi_io.h:7: In file included from arch/arm64/include/asm/acpi.h:14: In file included from include/linux/memblock.h:12: In file included from include/linux/mm.h:2228: include/linux/vmstat.h:503:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 503 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 504 | item]; | ~~~~ include/linux/vmstat.h:510:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 510 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 511 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:517:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 517 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:523:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 523 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 524 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/mediatek/mtk_dp.c:1058:5: error: use of undeclared identifier 'SDP_RESET_SW_DP_ENC0_P0' 1058 | SDP_RESET_SW_DP_ENC0_P0, | ^ drivers/gpu/drm/mediatek/mtk_dp.c:1059:5: error: use of undeclared identifier 'SDP_RESET_SW_DP_ENC0_P0' 1059 | SDP_RESET_SW_DP_ENC0_P0); | ^ drivers/gpu/drm/mediatek/mtk_dp.c:1064:8: error: use of undeclared identifier 'SDP_RESET_SW_DP_ENC0_P0' 1064 | 0, SDP_RESET_SW_DP_ENC0_P0); | ^ 4 warnings and 3 errors generated. vim +/SDP_RESET_SW_DP_ENC0_P0 +1058 drivers/gpu/drm/mediatek/mtk_dp.c 1054 1055 static void mtk_dp_sdp_path_reset(struct mtk_dp *mtk_dp) 1056 { 1057 mtk_dp_update_bits(mtk_dp, MTK_DP_ENC0_P0_3004, > 1058 SDP_RESET_SW_DP_ENC0_P0, 1059 SDP_RESET_SW_DP_ENC0_P0); 1060 1061 /* Wait for sdp path reset to complete */ 1062 usleep_range(1000, 5000); 1063 mtk_dp_update_bits(mtk_dp, MTK_DP_ENC0_P0_3004, 1064 0, SDP_RESET_SW_DP_ENC0_P0); 1065 } 1066 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki