Hi Laurent, I love your patch! Yet something to improve: [auto build test ERROR on 71e6d0608e4d1b79069990c7dacb3600ced28a3b] url: https://github.com/0day-ci/linux/commits/Laurent-Pinchart/media-rkisp1-Misc-bug-fixes-and-cleanups/20220320-003349 base: 71e6d0608e4d1b79069990c7dacb3600ced28a3b config: m68k-randconfig-r015-20220320 (https://download.01.org/0day-ci/archive/20220321/202203212003.ngntIuxj-lkp@xxxxxxxxx/config) compiler: m68k-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/11c5c07e897814001cfa8356922aeea602844787 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Laurent-Pinchart/media-rkisp1-Misc-bug-fixes-and-cleanups/20220320-003349 git checkout 11c5c07e897814001cfa8356922aeea602844787 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/media/platform/rockchip/rkisp1/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c:16:6: error: redefinition of 'rkisp1_debug_init' 16 | void rkisp1_debug_init(struct rkisp1_device *rkisp1) | ^~~~~~~~~~~~~~~~~ In file included from drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c:14: drivers/media/platform/rockchip/rkisp1/rkisp1-common.h:525:20: note: previous definition of 'rkisp1_debug_init' with type 'void(struct rkisp1_device *)' 525 | static inline void rkisp1_debug_init(struct rkisp1_device *rkisp1) | ^~~~~~~~~~~~~~~~~ >> drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c:47:6: error: redefinition of 'rkisp1_debug_cleanup' 47 | void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1) | ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c:14: drivers/media/platform/rockchip/rkisp1/rkisp1-common.h:528:20: note: previous definition of 'rkisp1_debug_cleanup' with type 'void(struct rkisp1_device *)' 528 | static inline void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1) | ^~~~~~~~~~~~~~~~~~~~ vim +/rkisp1_debug_init +16 drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c 2521809005c614 Laurent Pinchart 2022-03-19 15 2521809005c614 Laurent Pinchart 2022-03-19 @16 void rkisp1_debug_init(struct rkisp1_device *rkisp1) 2521809005c614 Laurent Pinchart 2022-03-19 17 { 2521809005c614 Laurent Pinchart 2022-03-19 18 struct rkisp1_debug *debug = &rkisp1->debug; 2521809005c614 Laurent Pinchart 2022-03-19 19 2521809005c614 Laurent Pinchart 2022-03-19 20 debug->debugfs_dir = debugfs_create_dir(dev_name(rkisp1->dev), NULL); 2521809005c614 Laurent Pinchart 2022-03-19 21 2521809005c614 Laurent Pinchart 2022-03-19 22 debugfs_create_ulong("data_loss", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 23 &debug->data_loss); 2521809005c614 Laurent Pinchart 2022-03-19 24 debugfs_create_ulong("outform_size_err", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 25 &debug->outform_size_error); 2521809005c614 Laurent Pinchart 2022-03-19 26 debugfs_create_ulong("img_stabilization_size_error", 0444, 2521809005c614 Laurent Pinchart 2022-03-19 27 debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 28 &debug->img_stabilization_size_error); 2521809005c614 Laurent Pinchart 2022-03-19 29 debugfs_create_ulong("inform_size_error", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 30 &debug->inform_size_error); 2521809005c614 Laurent Pinchart 2022-03-19 31 debugfs_create_ulong("irq_delay", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 32 &debug->irq_delay); 2521809005c614 Laurent Pinchart 2022-03-19 33 debugfs_create_ulong("mipi_error", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 34 &debug->mipi_error); 2521809005c614 Laurent Pinchart 2022-03-19 35 debugfs_create_ulong("stats_error", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 36 &debug->stats_error); 2521809005c614 Laurent Pinchart 2022-03-19 37 debugfs_create_ulong("mp_stop_timeout", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 38 &debug->stop_timeout[RKISP1_MAINPATH]); 2521809005c614 Laurent Pinchart 2022-03-19 39 debugfs_create_ulong("sp_stop_timeout", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 40 &debug->stop_timeout[RKISP1_SELFPATH]); 2521809005c614 Laurent Pinchart 2022-03-19 41 debugfs_create_ulong("mp_frame_drop", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 42 &debug->frame_drop[RKISP1_MAINPATH]); 2521809005c614 Laurent Pinchart 2022-03-19 43 debugfs_create_ulong("sp_frame_drop", 0444, debug->debugfs_dir, 2521809005c614 Laurent Pinchart 2022-03-19 44 &debug->frame_drop[RKISP1_SELFPATH]); 2521809005c614 Laurent Pinchart 2022-03-19 45 } 2521809005c614 Laurent Pinchart 2022-03-19 46 2521809005c614 Laurent Pinchart 2022-03-19 @47 void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1) -- 0-DAY CI Kernel Test Service https://01.org/lkp