From: kernel test robot <lkp@intel.com>
To: Sudeep Holla <sudeep.holla@kernel.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [sudeep-holla:b4/acpi_scmi_pcc 19/23] include/acpi/acpi_bus.h:29:28: warning: declaration of 'union acpi_object' will not be visible outside of this function
Date: Thu, 02 Jul 2026 22:18:12 +0800 [thread overview]
Message-ID: <202607022235.pnx44b9j-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux.git b4/acpi_scmi_pcc
head: c1daed90f65670f1d0231c3ab8a569b682181b2b
commit: 7a2657c9e1f143ed73c88d292c22c5225720d100 [19/23] firmware: arm_scmi: Fall back to ACPI HID when "compatible" is absent
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20260702/202607022235.pnx44b9j-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 0a2fb2a2269da0e2a3e230beb6cad39ca314db33)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260702/202607022235.pnx44b9j-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/202607022235.pnx44b9j-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/firmware/arm_scmi/driver.c:19:
include/acpi/acpi_bus.h:24:2: error: unknown type name 'acpi_handle'
24 | acpi_handle *handles;
| ^
include/acpi/acpi_bus.h:28:1: error: unknown type name 'acpi_status'
28 | acpi_status
| ^
>> include/acpi/acpi_bus.h:29:28: warning: declaration of 'union acpi_object' will not be visible outside of this function [-Wvisibility]
29 | acpi_extract_package(union acpi_object *package,
| ^
>> include/acpi/acpi_bus.h:30:15: warning: declaration of 'struct acpi_buffer' will not be visible outside of this function [-Wvisibility]
30 | struct acpi_buffer *format, struct acpi_buffer *buffer);
| ^
include/acpi/acpi_bus.h:31:1: error: unknown type name 'acpi_status'
31 | acpi_status
| ^
include/acpi/acpi_bus.h:32:23: error: unknown type name 'acpi_handle'
32 | acpi_evaluate_integer(acpi_handle handle,
| ^
include/acpi/acpi_bus.h:33:9: error: unknown type name 'acpi_string'
33 | acpi_string pathname,
| ^
>> include/acpi/acpi_bus.h:34:16: warning: declaration of 'struct acpi_object_list' will not be visible outside of this function [-Wvisibility]
34 | struct acpi_object_list *arguments, unsigned long long *data);
| ^
include/acpi/acpi_bus.h:35:30: error: unknown type name 'acpi_handle'
35 | bool acpi_evaluate_reference(acpi_handle handle, acpi_string pathname,
| ^
include/acpi/acpi_bus.h:35:50: error: unknown type name 'acpi_string'
35 | bool acpi_evaluate_reference(acpi_handle handle, acpi_string pathname,
| ^
include/acpi/acpi_bus.h:36:16: warning: declaration of 'struct acpi_object_list' will not be visible outside of this function [-Wvisibility]
36 | struct acpi_object_list *arguments,
| ^
include/acpi/acpi_bus.h:43:22: error: unknown type name 'acpi_handle'
43 | bool acpi_device_dep(acpi_handle target, acpi_handle match);
| ^
include/acpi/acpi_bus.h:43:42: error: unknown type name 'acpi_handle'
43 | bool acpi_device_dep(acpi_handle target, acpi_handle match);
| ^
include/acpi/acpi_bus.h:44:1: error: unknown type name 'acpi_status'
44 | acpi_status
| ^
include/acpi/acpi_bus.h:45:19: error: unknown type name 'acpi_handle'
45 | acpi_evaluate_ost(acpi_handle handle, u32 source_event, u32 status_code,
| ^
include/acpi/acpi_bus.h:46:12: warning: declaration of 'struct acpi_buffer' will not be visible outside of this function [-Wvisibility]
46 | struct acpi_buffer *status_buf);
| ^
include/acpi/acpi_bus.h:48:22: error: unknown type name 'acpi_handle'
48 | bool acpi_has_method(acpi_handle handle, char *name);
| ^
include/acpi/acpi_bus.h:49:1: error: unknown type name 'acpi_status'
49 | acpi_status acpi_execute_simple_method(acpi_handle handle, char *method,
| ^
include/acpi/acpi_bus.h:49:40: error: unknown type name 'acpi_handle'
49 | acpi_status acpi_execute_simple_method(acpi_handle handle, char *method,
| ^
include/acpi/acpi_bus.h:51:1: error: unknown type name 'acpi_status'
51 | acpi_status acpi_evaluate_ej0(acpi_handle handle);
| ^
include/acpi/acpi_bus.h:51:31: error: unknown type name 'acpi_handle'
51 | acpi_status acpi_evaluate_ej0(acpi_handle handle);
| ^
include/acpi/acpi_bus.h:52:1: error: unknown type name 'acpi_status'
52 | acpi_status acpi_evaluate_lck(acpi_handle handle, int lock);
| ^
include/acpi/acpi_bus.h:52:31: error: unknown type name 'acpi_handle'
52 | acpi_status acpi_evaluate_lck(acpi_handle handle, int lock);
| ^
include/acpi/acpi_bus.h:53:1: error: unknown type name 'acpi_status'
53 | acpi_status acpi_evaluate_reg(acpi_handle handle, u8 space_id, u32 function);
| ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
5 warnings and 20 errors generated.
vim +29 include/acpi/acpi_bus.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 26
^1da177e4c3f41 Linus Torvalds 2005-04-16 27 /* acpi_utils.h */
^1da177e4c3f41 Linus Torvalds 2005-04-16 28 acpi_status
4be44fcd3bf648 Len Brown 2005-08-05 @29 acpi_extract_package(union acpi_object *package,
4be44fcd3bf648 Len Brown 2005-08-05 @30 struct acpi_buffer *format, struct acpi_buffer *buffer);
^1da177e4c3f41 Linus Torvalds 2005-04-16 31 acpi_status
4be44fcd3bf648 Len Brown 2005-08-05 32 acpi_evaluate_integer(acpi_handle handle,
^1da177e4c3f41 Linus Torvalds 2005-04-16 33 acpi_string pathname,
27663c5855b10a Matthew Wilcox 2008-10-10 @34 struct acpi_object_list *arguments, unsigned long long *data);
6909e0f322b052 Rafael J. Wysocki 2023-12-08 35 bool acpi_evaluate_reference(acpi_handle handle, acpi_string pathname,
^1da177e4c3f41 Linus Torvalds 2005-04-16 36 struct acpi_object_list *arguments,
^1da177e4c3f41 Linus Torvalds 2005-04-16 37 struct acpi_handle_list *list);
2e57d10a659156 Rafael J. Wysocki 2023-09-27 38 bool acpi_handle_list_equal(struct acpi_handle_list *list1,
2e57d10a659156 Rafael J. Wysocki 2023-09-27 39 struct acpi_handle_list *list2);
2e57d10a659156 Rafael J. Wysocki 2023-09-27 40 void acpi_handle_list_replace(struct acpi_handle_list *dst,
2e57d10a659156 Rafael J. Wysocki 2023-09-27 41 struct acpi_handle_list *src);
2e57d10a659156 Rafael J. Wysocki 2023-09-27 42 void acpi_handle_list_free(struct acpi_handle_list *list);
d70d141bb15f32 Rafael J. Wysocki 2023-12-14 43 bool acpi_device_dep(acpi_handle target, acpi_handle match);
275c58d77062bb Toshi Kani 2012-05-23 44 acpi_status
05730c1952787f Jiang Liu 2014-02-19 45 acpi_evaluate_ost(acpi_handle handle, u32 source_event, u32 status_code,
05730c1952787f Jiang Liu 2014-02-19 46 struct acpi_buffer *status_buf);
^1da177e4c3f41 Linus Torvalds 2005-04-16 47
:::::: The code at line 29 was first introduced by commit
:::::: 4be44fcd3bf648b782f4460fd06dfae6c42ded4b [ACPI] Lindent all ACPI files
:::::: TO: Len Brown <len.brown@intel.com>
:::::: CC: Len Brown <len.brown@intel.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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