Re: [PATCH 2/2] regulator: max20339: add Maxim MAX20339 regulator driver

[kernel test robot]

Hi André,

kernel test robot noticed the following build errors:

[auto build test ERROR on 7083504315d64199a329de322fce989e1e10f4f7]

url:    https://github.com/intel-lab-lkp/linux/commits/Andr-Draszik/dt-bindings-regulator-add-max20339-binding/20240917-005024
base:   7083504315d64199a329de322fce989e1e10f4f7
patch link:    https://lore.kernel.org/r/20240916-max20339-v1-2-b04ce8e8c471%40linaro.org
patch subject: [PATCH 2/2] regulator: max20339: add Maxim MAX20339 regulator driver
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20240921/202409210200.Nl6uKIgj-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240921/202409210200.Nl6uKIgj-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409210200.Nl6uKIgj-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   ld: drivers/regulator/max20339-regulator.o: in function `max20339_lsw_set_ovp':
>> max20339-regulator.c:(.text+0x406): undefined reference to `__ffsdi2'
   ld: drivers/regulator/max20339-regulator.o: in function `max20339_lsw_set_ocp':
   max20339-regulator.c:(.text+0x1041): undefined reference to `__ffsdi2'
   ld: drivers/regulator/max20339-regulator.o: in function `max20339_lsw_set_ocp.cold':
>> max20339-regulator.c:(.text.unlikely+0x5e): undefined reference to `__ffsdi2'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for GET_FREE_REGION
   Depends on [n]: SPARSEMEM [=n]
   Selected by [y]:
   - RESOURCE_KUNIT_TEST [=y] && RUNTIME_TESTING_MENU [=y] && KUNIT [=y]
   WARNING: unmet direct dependencies detected for OMAP2PLUS_MBOX
   Depends on [n]: MAILBOX [=y] && (ARCH_OMAP2PLUS || ARCH_K3)
   Selected by [y]:
   - TI_K3_M4_REMOTEPROC [=y] && REMOTEPROC [=y] && (ARCH_K3 || COMPILE_TEST [=y])

-- 
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https://github.com/intel/lkp-tests/wiki