Re: [PATCH] ACPI: s2idle: Handle shared _Ixx GPEs without an EC

[kernel test robot <lkp@intel.com>]

Hi Saranya,

kernel test robot noticed the following build errors:

[auto build test ERROR on rafael-pm/linux-next]
[also build test ERROR on rafael-pm/bleeding-edge amd-pstate/linux-next amd-pstate/bleeding-edge linus/master next-20261030]
[cannot apply to v7.3]
[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/Saranya-Gopal/ACPI-s2idle-Handle-shared-_Ixx-GPEs-without-an-EC/20261030-083515
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link:    https://lore.kernel.org/r/20261030030515.3127310-1-saranya.gopal%40intel.com
patch subject: [PATCH] ACPI: s2idle: Handle shared _Ixx GPEs without an EC
config: i386-randconfig-1000-20261031 (https://download.01.org/0day-ci/archive/20261031/202610311004.dFYbEqgo-lkp@intel.com/config)
compiler: gcc-13 (Debian 13.3.0-16) 13.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261031/202610311004.dFYbEqgo-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/202610311004.dFYbEqgo-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/acpi/processor_driver.c:25:
   drivers/acpi/internal.h: In function 'acpi_ec_dispatch_gpe':
>> drivers/acpi/internal.h:262:17: error: 'ENOTSUP' undeclared (first use in this function); did you mean 'ENOTSUPP'?
     262 |         return -ENOTSUP;
         |                 ^~~~~~~
         |                 ENOTSUPP
   drivers/acpi/internal.h:262:17: note: each undeclared identifier is reported only once for each function it appears in
--
   In file included from drivers/acpi/x86/utils.c:19:
   drivers/acpi/x86/../internal.h: In function 'acpi_ec_dispatch_gpe':
>> drivers/acpi/x86/../internal.h:262:17: error: 'ENOTSUP' undeclared (first use in this function); did you mean 'ENOTSUPP'?
     262 |         return -ENOTSUP;
         |                 ^~~~~~~
         |                 ENOTSUPP
   drivers/acpi/x86/../internal.h:262:17: note: each undeclared identifier is reported only once for each function it appears in


vim +262 drivers/acpi/internal.h

   258	
   259	static inline void acpi_ec_flush_work(void) {}
   260	static inline int acpi_ec_dispatch_gpe(void)
   261	{
 > 262		return -ENOTSUP;
   263	}
   264	

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