acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
u32 val_a, u32 val_b);
-
+#ifdef CONFIG_X86
+struct acpi_s2idle_dev_ops {
+ struct list_head list_node;
+ void (*prepare)(void);
+ void (*restore)(void);
+};
+int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg);
+void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg);
+#endif /* CONFIG_X86 */
#ifndef CONFIG_IA64
void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
#else