Hi Nelson, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on v5.12] [also build test ERROR on next-20210521] [cannot apply to linuxtv-media/master linux/master robh/for-next linus/master v5.13-rc2 v5.13-rc1] [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] url: https://github.com/0day-ci/linux/commits/Nelson-Costa/Add-Synopsys-Design... base: 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 config: nios2-randconfig-r005-20210522 (attached as .config) compiler: nios2-linux-gcc (GCC) 9.3.0 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/2e7f186187a4684f1eb4fa04bd253670e... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Nelson-Costa/Add-Synopsys-DesignWare-HDMI-RX-Controller-and-PHY-drivers/20210522-202538 git checkout 2e7f186187a4684f1eb4fa04bd253670e077e5fc # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): nios2-linux-ld: drivers/media/platform/dwc/dw-hdmi-rx.o: in function `dw_hdmi_get_raw_infoframe_avi': dw-hdmi-rx.c:(.text+0x162c): relocation truncated to fit: R_NIOS2_CALL26 against `hdmi_infoframe_unpack' nios2-linux-ld: drivers/media/platform/dwc/dw-hdmi-rx.o: in function `dw_hdmi_get_raw_infoframe_aud': dw-hdmi-rx.c:(.text+0x17b0): undefined reference to `hdmi_infoframe_unpack' dw-hdmi-rx.c:(.text+0x17b0): relocation truncated to fit: R_NIOS2_CALL26 against `hdmi_infoframe_unpack' nios2-linux-ld: drivers/media/platform/dwc/dw-hdmi-rx.o: in function `dw_hdmi_get_raw_infoframe_vs': dw-hdmi-rx.c:(.text+0x1950): undefined reference to `hdmi_infoframe_unpack' dw-hdmi-rx.c:(.text+0x1950): relocation truncated to fit: R_NIOS2_CALL26 against `hdmi_infoframe_unpack' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org