Hi Srinivas, I love your patch! Yet something to improve: [auto build test ERROR on asoc/for-next] [also build test ERROR on robh/for-next sound/for-next linus/master v5.14 next-20210903] [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/Srinivas-Kandagatla/ASoC-qcom-Add-AudioReach-support/20210903-192325 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next config: nds32-randconfig-c004-20210904 (attached as .config) compiler: nds32le-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/5fc535c10b3786dd20814508ea97a08eb6d90578 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Srinivas-Kandagatla/ASoC-qcom-Add-AudioReach-support/20210903-192325 git checkout 5fc535c10b3786dd20814508ea97a08eb6d90578 # 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=nds32 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): nds32le-linux-ld: drivers/soc/qcom/apr.o: in function `apr_remove': apr.c:(.text+0x290): undefined reference to `pdr_handle_release' >> nds32le-linux-ld: apr.c:(.text+0x294): undefined reference to `pdr_handle_release' nds32le-linux-ld: drivers/soc/qcom/apr.o: in function `apr_probe': apr.c:(.text+0xab8): undefined reference to `pdr_handle_alloc' >> nds32le-linux-ld: apr.c:(.text+0xabc): undefined reference to `pdr_handle_alloc' >> nds32le-linux-ld: apr.c:(.text+0xbf8): undefined reference to `pdr_add_lookup' nds32le-linux-ld: apr.c:(.text+0xbfc): undefined reference to `pdr_add_lookup' nds32le-linux-ld: apr.c:(.text+0xc4c): undefined reference to `pdr_handle_release' nds32le-linux-ld: apr.c:(.text+0xc50): undefined reference to `pdr_handle_release' Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for QCOM_APR Depends on (ARCH_QCOM || COMPILE_TEST && RPMSG && NET Selected by - QCOM_GPR --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org