tree: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git bleeding-edge head: 2c6f7196fd5d56b357e1f68d7be5866963aeea6f commit: b748ba3ac26ac7c6f5ff7dc55d27583ce6ab4506 [42/43] ACPI: Add missing prototype for non CONFIG_SUSPEND/CONFIG_X86 case config: x86_64-buildonly-randconfig-002-20250221 (https://download.01.org/0day-ci/archive/20250221/202502211223.IKdRg7rk-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/20250221/202502211223.IKdRg7rk-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/202502211223.IKdRg7rk-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): In file included from drivers/platform/x86/intel/int1092/intel_sar.c:6: >> include/linux/acpi.h:1133:49: warning: declaration of 'struct acpi_s2idle_dev_ops' will not be visible outside of this function [-Wvisibility] 1133 | static inline int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg) | ^ include/linux/acpi.h:1137:52: warning: declaration of 'struct acpi_s2idle_dev_ops' will not be visible outside of this function [-Wvisibility] 1137 | static inline void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg) | ^ 2 warnings generated. vim +1133 include/linux/acpi.h 1105 1106 #ifdef CONFIG_ACPI 1107 void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, 1108 u32 pm1a_ctrl, u32 pm1b_ctrl)); 1109 1110 acpi_status acpi_os_prepare_sleep(u8 sleep_state, 1111 u32 pm1a_control, u32 pm1b_control); 1112 1113 void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, 1114 u32 val_a, u32 val_b)); 1115 1116 acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, 1117 u32 val_a, u32 val_b); 1118 #if defined(CONFIG_SUSPEND) && defined(CONFIG_X86) 1119 struct acpi_s2idle_dev_ops { 1120 struct list_head list_node; 1121 void (*prepare)(void); 1122 void (*check)(void); 1123 void (*restore)(void); 1124 }; 1125 int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg); 1126 void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg); 1127 int acpi_get_lps0_constraint(struct acpi_device *adev); 1128 #else /* CONFIG_SUSPEND && CONFIG_X86 */ 1129 static inline int acpi_get_lps0_constraint(struct device *dev) 1130 { 1131 return ACPI_STATE_UNKNOWN; 1132 } > 1133 static inline int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg) 1134 { 1135 return -ENODEV; 1136 } 1137 static inline void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg) 1138 { 1139 } 1140 #endif /* CONFIG_SUSPEND && CONFIG_X86 */ 1141 void arch_reserve_mem_area(acpi_physical_address addr, size_t size); 1142 #else 1143 #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) 1144 #endif 1145 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
