riscv: kernel: Add support for hibernate/suspend to disk

[platform/kernel/linux-starfive.git] / arch / riscv / include / asm / suspend.h

diff --git a/arch/riscv/include/asm/suspend.h b/arch/riscv/include/asm/suspend.h
index 8be391c..9a5880c 100644 (file)
--- a/arch/riscv/include/asm/suspend.h
+++ b/arch/riscv/include/asm/suspend.h
@@ -33,4 +33,13 @@ int cpu_suspend(unsigned long arg,
 /* Low-level CPU resume entry function */
 int __cpu_resume_enter(unsigned long hartid, unsigned long context);
 
+/* Low-level API to support hibernation */
+int swsusp_arch_suspend(void);
+int swsusp_arch_resume(void);
+int arch_hibernation_header_save(void *addr, unsigned int max_size);
+int arch_hibernation_header_restore(void *addr);
+
+/* Used to resume on the CPU we hibernated on */
+int hibernate_resume_nonboot_cpu_disable(void);
+
 #endif