[linux-next:master 6957/7105] powerpc-linux-ld: smsm.c:undefined reference to `mbox_client_txdone'

[linux-next:master 6957/7105] powerpc-linux-ld: smsm.c:undefined reference to `mbox_client_txdone'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   2102cb0d050d34d50b9642a3a50861787527e922
commit: 066afad1eab08031372a7f693b8735ff56be0650 [6957/7105] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux.git
config: powerpc-randconfig-003-20240315 (https://download.01.org/0day-ci/archive/20240620/202406201931.iv5f7AuE-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240620/202406201931.iv5f7AuE-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406201931.iv5f7AuE-lkp@intel.com/

All errors (new ones prefixed by >>):

   powerpc-linux-ld: drivers/soc/qcom/smsm.o: in function `qcom_smsm_remove':
   smsm.c:(.text+0x12c): undefined reference to `mbox_free_channel'
   powerpc-linux-ld: drivers/soc/qcom/smsm.o: in function `smsm_update_bits':
   smsm.c:(.text+0x218): undefined reference to `mbox_send_message'
>> powerpc-linux-ld: smsm.c:(.text+0x224): undefined reference to `mbox_client_txdone'
   powerpc-linux-ld: drivers/soc/qcom/smsm.o: in function `qcom_smsm_probe':
   smsm.c:(.text+0x5f4): undefined reference to `mbox_request_channel'
>> powerpc-linux-ld: smsm.c:(.text+0x748): undefined reference to `mbox_free_channel'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for HOTPLUG_CPU
   Depends on [n]: SMP [=y] && (PPC_PSERIES [=n] || PPC_PMAC [=n] || PPC_POWERNV [=n] || FSL_SOC_BOOKE [=n])
   Selected by [y]:
   - PM_SLEEP_SMP [=y] && SMP [=y] && (ARCH_SUSPEND_POSSIBLE [=n] || ARCH_HIBERNATION_POSSIBLE [=y]) && PM_SLEEP [=y]

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