drivers/regulator/max77857-regulator.c:428:28: sparse: sparse: symbol 'max77857_id' was not declared. Should it be static?

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   052d534373b7ed33712a63d5e17b2b6cdbce84fd
commit: af71cccadecedad3484c2208e2c4fc8eff927d4a regulator: max77857: Add ADI MAX77857/59/MAX77831 Regulator Support
date:   6 months ago
config: x86_64-randconfig-123-20240106 (https://download.01.org/0day-ci/archive/20240117/202401170155.jdqDmOVC-lkp@xxxxxxxxx/config)
compiler: ClangBuiltLinux clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240117/202401170155.jdqDmOVC-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/202401170155.jdqDmOVC-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
   drivers/regulator/max77857-regulator.c:70:22: sparse: sparse: symbol 'max77857_regmap_config' was not declared. Should it be static?
   drivers/regulator/max77857-regulator.c:209:5: sparse: sparse: symbol 'max77859_get_voltage_sel' was not declared. Should it be static?
   drivers/regulator/max77857-regulator.c:221:5: sparse: sparse: symbol 'max77859_set_current_limit' was not declared. Should it be static?
   drivers/regulator/max77857-regulator.c:235:5: sparse: sparse: symbol 'max77859_get_current_limit' was not declared. Should it be static?
>> drivers/regulator/max77857-regulator.c:428:28: sparse: sparse: symbol 'max77857_id' was not declared. Should it be static?
   drivers/regulator/max77857-regulator.c:446:19: sparse: sparse: symbol 'max77857_driver' was not declared. Should it be static?

vim +/max77857_id +428 drivers/regulator/max77857-regulator.c

   427	
 > 428	const struct i2c_device_id max77857_id[] = {
   429		{ "max77831", ID_MAX77831 },
   430		{ "max77857", ID_MAX77857 },
   431		{ "max77859", ID_MAX77859 },
   432		{ "max77859a", ID_MAX77859A },
   433		{ }
   434	};
   435	MODULE_DEVICE_TABLE(i2c, max77857_id);
   436	

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