Messages in this thread | | | Date | Wed, 17 Nov 2021 07:41:59 +0800 | From | kernel test robot <> | Subject | panel-edp.c:undefined reference to `drm_panel_dp_aux_backlight' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 8ab774587903771821b59471cc723bba6d893942 commit: 9d6366e743f37d36ef69347924ead7bcc596076e drm: fb_helper: improve CONFIG_FB dependency date: 11 days ago config: arm-qcom_defconfig (attached as .config) compiler: arm-linux-gnueabi-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9d6366e743f37d36ef69347924ead7bcc596076e git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 9d6366e743f37d36ef69347924ead7bcc596076e # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arm-linux-gnueabi-ld: drivers/gpu/drm/panel/panel-edp.o: in function `panel_edp_probe': >> panel-edp.c:(.text+0xf38): undefined reference to `drm_panel_dp_aux_backlight'
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