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charset=us-ascii Content-Disposition: inline In-Reply-To: <20250314-sebastianfricke-vcodec_manual_request_completion_with_state_machine-v1-4-5e277a3d695b@collabora.com> Hi Sebastian, kernel test robot noticed the following build warnings: [auto build test WARNING on f2151613e040973c868d28c8b00885dfab69eb75] url: https://github.com/intel-lab-lkp/linux/commits/Sebastian-Fricke/media-mc-add-manual-request-completion/20250314-213005 base: f2151613e040973c868d28c8b00885dfab69eb75 patch link: https://lore.kernel.org/r/20250314-sebastianfricke-vcodec_manual_request_completion_with_state_machine-v1-4-5e277a3d695b%40collabora.com patch subject: [PATCH 4/5] media: vcodec: Implement manual request completion config: arm-randconfig-001-20250315 (https://download.01.org/0day-ci/archive/20250315/202503151824.EfaOfTwf-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250315/202503151824.EfaOfTwf-lkp@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 | Closes: https://lore.kernel.org/oe-kbuild-all/202503151824.EfaOfTwf-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c:29:13: warning: no previous prototype for 'state_to_str' [-Wmissing-prototypes] 29 | const char *state_to_str(enum mtk_request_state state) | ^~~~~~~~~~~~ vim +/state_to_str +29 drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c 28 > 29 const char *state_to_str(enum mtk_request_state state) 30 { 31 switch (state) { 32 case MTK_REQUEST_RECEIVED: 33 return "RECEIVED"; 34 case MTK_REQUEST_LAT_DONE: 35 return "LAT_DONE"; 36 case MTK_REQUEST_CORE_DONE: 37 return "CORE_DONE"; 38 default: 39 return "UNKNOWN"; 40 } 41 } 42 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki