Hi Daniel, kernel test robot noticed the following build warnings: [auto build test WARNING on media-tree/master] [also build test WARNING on linuxtv-media-stage/master linus/master v6.8-rc2 next-20240202] [cannot apply to sailus-media-tree/streams] [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/Daniel-Scally/media-uapi-Add-MEDIA_BUS_FMT_RGB202020_1X60-format-code/20240201-005029 base: git://linuxtv.org/media_tree.git master patch link: https://lore.kernel.org/r/20240131164709.810587-4-dan.scally%40ideasonboard.com patch subject: [PATCH 3/5] media: mali-c55: Add Mali-C55 ISP driver config: arc-randconfig-r132-20240202 (https://download.01.org/0day-ci/archive/20240203/202402030114.spgdRGpC-lkp@xxxxxxxxx/config) compiler: arceb-elf-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20240203/202402030114.spgdRGpC-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/202402030114.spgdRGpC-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/media/platform/arm/mali-c55/mali-c55-core.c:33:12: sparse: sparse: symbol 'mali_c55_interrupt_names' was not declared. Should it be static? >> drivers/media/platform/arm/mali-c55/mali-c55-core.c:602:29: sparse: sparse: Using plain integer as NULL pointer vim +/mali_c55_interrupt_names +33 drivers/media/platform/arm/mali-c55/mali-c55-core.c 32 > 33 const char * const mali_c55_interrupt_names[] = { 34 [MALI_C55_IRQ_ISP_START] = "ISP start", 35 [MALI_C55_IRQ_ISP_DONE] = "ISP done", 36 [MALI_C55_IRQ_MCM_ERROR] = "Multi-context management error", 37 [MALI_C55_IRQ_BROKEN_FRAME_ERROR] = "Broken frame error", 38 [MALI_C55_IRQ_MET_AF_DONE] = "AF metering done", 39 [MALI_C55_IRQ_MET_AEXP_DONE] = "AEXP metering done", 40 [MALI_C55_IRQ_MET_AWB_DONE] = "AWB metering done", 41 [MALI_C55_IRQ_AEXP_1024_DONE] = "AEXP 1024-bit histogram done", 42 [MALI_C55_IRQ_IRIDIX_MET_DONE] = "Iridix metering done", 43 [MALI_C55_IRQ_LUT_INIT_DONE] = "LUT memory init done", 44 [MALI_C55_IRQ_FR_Y_DONE] = "Full resolution Y plane DMA done", 45 [MALI_C55_IRQ_FR_UV_DONE] = "Full resolution U/V plane DMA done", 46 [MALI_C55_IRQ_DS_Y_DONE] = "Downscale Y plane DMA done", 47 [MALI_C55_IRQ_DS_UV_DONE] = "Downscale U/V plane DMA done", 48 [MALI_C55_IRQ_LINEARIZATION_DONE] = "Linearisation done", 49 [MALI_C55_IRQ_RAW_FRONTEND_DONE] = "Raw frontend processing done", 50 [MALI_C55_IRQ_NOISE_REDUCTION_DONE] = "Noise reduction done", 51 [MALI_C55_IRQ_IRIDIX_DONE] = "Iridix done", 52 [MALI_C55_IRQ_BAYER2RGB_DONE] = "Bayer to RGB conversion done", 53 [MALI_C55_IRQ_WATCHDOG_TIMER] = "Watchdog timer timed out", 54 [MALI_C55_IRQ_FRAME_COLLISION] = "Frame collision error", 55 [MALI_C55_IRQ_UNUSED] = "IRQ bit unused", 56 [MALI_C55_IRQ_DMA_ERROR] = "DMA error", 57 [MALI_C55_IRQ_INPUT_STOPPED] = "Input port safely stopped", 58 [MALI_C55_IRQ_MET_AWB_TARGET1_HIT] = "AWB metering target 1 address hit", 59 [MALI_C55_IRQ_MET_AWB_TARGET2_HIT] = "AWB metering target 2 address hit" 60 }; 61 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki