[wens:mtk-test 19/39] ld.lld: error: undefined symbol: mtk_clk_unregister_pllfhs

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/wens/linux.git mtk-test
head:   14d84237ad57de7b0f267d290ae87e40842965b4
commit: ddcaa79669690cef7a4265a4d6844c2461aa8cd4 [19/39] clk: mediatek: mt8173: Add support for frequency hopping through FHCTL
config: hexagon-randconfig-r002-20230204 (https://download.01.org/0day-ci/archive/20230204/202302042333.DtuL4mur-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 4196ca3278f78c6e19246e54ab0ecb364e37d66a)
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/wens/linux.git/commit/?id=ddcaa79669690cef7a4265a4d6844c2461aa8cd4
        git remote add wens https://git.kernel.org/pub/scm/linux/kernel/git/wens/linux.git
        git fetch --no-tags wens mtk-test
        git checkout ddcaa79669690cef7a4265a4d6844c2461aa8cd4
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: mtk_clk_unregister_pllfhs
   >>> referenced by clk-mt8173-apmixedsys.c:198 (drivers/clk/mediatek/clk-mt8173-apmixedsys.c:198)
   >>>               drivers/clk/mediatek/clk-mt8173-apmixedsys.o:(clk_mt8173_apmixed_remove) in archive vmlinux.a
   >>> referenced by clk-mt8173-apmixedsys.c:198 (drivers/clk/mediatek/clk-mt8173-apmixedsys.c:198)
   >>>               drivers/clk/mediatek/clk-mt8173-apmixedsys.o:(clk_mt8173_apmixed_remove) in archive vmlinux.a

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for DEVFREQ_GOV_SIMPLE_ONDEMAND
   Depends on [n]: PM_DEVFREQ [=n]
   Selected by [m]:
   - DRM_MSM [=m] && HAS_IOMEM [=y] && DRM [=m] && (ARCH_QCOM || SOC_IMX5 || COMPILE_TEST [=y]) && COMMON_CLK [=y] && IOMMU_SUPPORT [=y] && (QCOM_OCMEM [=n] || QCOM_OCMEM [=n]=n) && (QCOM_LLCC [=n] || QCOM_LLCC [=n]=n) && (QCOM_COMMAND_DB [=n] || QCOM_COMMAND_DB [=n]=n)

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests