Re: [PATCH 4/4] mux: lan966: Add support for flexcom mux controller

From: kernel test robot
Date: Thu May 05 2022 - 16:27:36 EST


Hi Kavyasree,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on lee-mfd/for-mfd-next]
[also build test ERROR on robh/for-next]
[cannot apply to soc/for-next linus/master v5.18-rc5 next-20220505]
[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/intel-lab-lkp/linux/commits/Kavyasree-Kotagiri/Add-support-for-lan966-flexcom-multiplexer/20220503-190011
base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
config: i386-randconfig-a002 (https://download.01.org/0day-ci/archive/20220506/202205060409.Vpkpcw6T-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 5e004fb787698440a387750db7f8028e7cb14cfc)
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/intel-lab-lkp/linux/commit/f8c4bcef1d51c8668507ca53f7cad11e6ace1b2b
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Kavyasree-Kotagiri/Add-support-for-lan966-flexcom-multiplexer/20220503-190011
git checkout f8c4bcef1d51c8668507ca53f7cad11e6ace1b2b
# 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=i386 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: devm_mux_control_get
>>> referenced by atmel-flexcom.c
>>> mfd/atmel-flexcom.o:(atmel_flexcom_probe) in archive drivers/built-in.a
--
>> ld.lld: error: undefined symbol: mux_control_select_delay
>>> referenced by atmel-flexcom.c
>>> mfd/atmel-flexcom.o:(atmel_flexcom_probe) in archive drivers/built-in.a
--
>> ld.lld: error: undefined symbol: mux_control_deselect
>>> referenced by atmel-flexcom.c
>>> mfd/atmel-flexcom.o:(atmel_flexcom_probe) in archive drivers/built-in.a

--
0-DAY CI Kernel Test Service
https://01.org/lkp