Hi "Ronald, Thank you for the patch! Yet something to improve: [auto build test ERROR on hid/for-next] [also build test ERROR on iio/togreg jikos-trivial/for-next v5.11 next-20210226] [cannot apply to jikos-hid/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] url: https://github.com/0day-ci/linux/commits/Ronald-Tschal-r/Touch-Bar-and-ALS-support-for-MacBook-Pro-s/20210228-093451 base: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next config: x86_64-randconfig-r015-20210228 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project e0b1df924ae06d6d88582334087d2eacc6702e8f) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/cfbb470c2977fd10aef2791b57bdfa2d95f627e0 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Ronald-Tschal-r/Touch-Bar-and-ALS-support-for-MacBook-Pro-s/20210228-093451 git checkout cfbb470c2977fd10aef2791b57bdfa2d95f627e0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: usb_get_intf >>> referenced by apple-touchbar.c:1088 (drivers/hid/apple-touchbar.c:1088) >>> hid/apple-touchbar.o:(appletb_probe) in archive drivers/built-in.a -- >> ld.lld: error: undefined symbol: usb_put_intf >>> referenced by apple-touchbar.c:1101 (drivers/hid/apple-touchbar.c:1101) >>> hid/apple-touchbar.o:(appletb_probe) in archive drivers/built-in.a >>> referenced by apple-touchbar.c:1101 (drivers/hid/apple-touchbar.c:1101) >>> hid/apple-touchbar.o:(appletb_remove) in archive drivers/built-in.a -- >> ld.lld: error: undefined symbol: usb_control_msg >>> referenced by apple-touchbar.c:212 (drivers/hid/apple-touchbar.c:212) >>> hid/apple-touchbar.o:(appletb_send_usb_ctrl) in archive drivers/built-in.a >>> referenced by apple-touchbar.c:212 (drivers/hid/apple-touchbar.c:212) >>> hid/apple-touchbar.o:(appletb_send_usb_ctrl) in archive drivers/built-in.a >>> referenced by apple-touchbar.c:212 (drivers/hid/apple-touchbar.c:212) >>> hid/apple-touchbar.o:(appletb_send_usb_ctrl) in archive drivers/built-in.a >>> referenced 2 more times --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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