1 files changed, 23 insertions, 0 deletions

diff --git a/arch/mips/include/asm/idle.h b/arch/mips/include/asm/idle.h
new file mode 100644
index 000000000000..d192158886b1
--- /dev/null
+++ b/arch/mips/include/asm/idle.h
@@ -0,0 +1,23 @@
+#ifndef __ASM_IDLE_H
+#define __ASM_IDLE_H
+
+#include <linux/linkage.h>
+
+extern void (*cpu_wait)(void);
+extern void r4k_wait(void);
+extern asmlinkage void __r4k_wait(void);
+extern void r4k_wait_irqoff(void);
+extern void __pastwait(void);
+
+static inline int using_rollback_handler(void)
+{
+        return cpu_wait == r4k_wait;
+}
+
+static inline int address_is_in_r4k_wait_irqoff(unsigned long addr)
+{
+        return addr >= (unsigned long)r4k_wait_irqoff &&
+               addr < (unsigned long)__pastwait;
+}
+
+#endif /* __ASM_IDLE_H  */