Re: [PATCH] pinctrl: amd: Add an LPS0 check() callback

[kernel test robot <lkp@xxxxxxxxx>]

Hi Mario,

kernel test robot noticed the following build errors:

[auto build test ERROR on linusw-pinctrl/devel]
[also build test ERROR on linusw-pinctrl/for-next linus/master v6.14-rc3 next-20250219]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Mario-Limonciello/pinctrl-amd-Add-an-LPS0-check-callback/20250218-104906
base:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel
patch link:    https://lore.kernel.org/r/20250218024702.2139216-1-superm1%40kernel.org
patch subject: [PATCH] pinctrl: amd: Add an LPS0 check() callback
config: x86_64-buildonly-randconfig-004-20250219 (https://download.01.org/0day-ci/archive/20250220/202502200938.Vy5sx0uN-lkp@xxxxxxxxx/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250220/202502200938.Vy5sx0uN-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/202502200938.Vy5sx0uN-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> drivers/pinctrl/pinctrl-amd.c:933:35: error: variable has incomplete type 'struct acpi_s2idle_dev_ops'
     933 | static struct acpi_s2idle_dev_ops pinctrl_amd_s2idle_dev_ops = {
         |                                   ^
   drivers/pinctrl/pinctrl-amd.c:933:15: note: forward declaration of 'struct acpi_s2idle_dev_ops'
     933 | static struct acpi_s2idle_dev_ops pinctrl_amd_s2idle_dev_ops = {
         |               ^
>> drivers/pinctrl/pinctrl-amd.c:1211:8: error: call to undeclared function 'acpi_register_lps0_dev'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
    1211 |         ret = acpi_register_lps0_dev(&pinctrl_amd_s2idle_dev_ops);
         |               ^
>> drivers/pinctrl/pinctrl-amd.c:1232:2: error: call to undeclared function 'acpi_unregister_lps0_dev'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
    1232 |         acpi_unregister_lps0_dev(&pinctrl_amd_s2idle_dev_ops);
         |         ^
   3 errors generated.


vim +933 drivers/pinctrl/pinctrl-amd.c

   932	
 > 933	static struct acpi_s2idle_dev_ops pinctrl_amd_s2idle_dev_ops = {
   934		.check = amd_gpio_check_pending,
   935	};
   936	

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