Hi Andy, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v6.14-rc4] [cannot apply to rockchip/for-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/Andy-Yan/dt-bindings-display-rockchip-Add-schema-for-RK3588-DPTX-Controller/20250223-193323 base: linus/master patch link: https://lore.kernel.org/r/20250223113036.74252-4-andyshrk%40163.com patch subject: [PATCH 3/6] drm/rockchip: Add RK3588 DPTX output support config: sparc-allmodconfig (https://download.01.org/0day-ci/archive/20250224/202502242201.3fE7QpMy-lkp@xxxxxxxxx/config) compiler: sparc64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250224/202502242201.3fE7QpMy-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/202502242201.3fE7QpMy-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "dw_dp_bind" [drivers/gpu/drm/rockchip/rockchipdrm.ko] undefined! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki