[linux-next:master 9000/12471] microblaze-linux-ld: drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.o:undefined reference to `mt76_connac_mcu_reg_rr'

[linux-next:master 9000/12471] microblaze-linux-ld: drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.o:undefined reference to `mt76_connac_mcu_reg_rr'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   503f375baa99edff894eb1a534d2ac0b4f799573
commit: 48fab5bbef4092d925ab3214773ad12e68807223 [9000/12471] mt76: mt7921: introduce mt7921s support
config: microblaze-randconfig-r006-20211028 (attached as .config)
compiler: microblaze-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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=48fab5bbef4092d925ab3214773ad12e68807223
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 48fab5bbef4092d925ab3214773ad12e68807223
        # 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=microblaze SHELL=/bin/bash

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

Note: the linux-next/master HEAD 503f375baa99edff894eb1a534d2ac0b4f799573 builds fine.
      It may have been fixed somewhere.

All errors (new ones prefixed by >>):

>> microblaze-linux-ld: drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.o:(.rodata+0xc4): undefined reference to `mt76_connac_mcu_reg_rr'
>> microblaze-linux-ld: drivers/net/wireless/mediatek/mt76/mt7921/sdio_mcu.o:(.rodata+0xc8): undefined reference to `mt76_connac_mcu_reg_wr'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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