1 files changed, 13 insertions, 0 deletions

diff --git a/arch/powerpc/include/asm/rtas.h b/arch/powerpc/include/asm/rtas.h
index 20de73c36682..3d35f8ae377e 100644
--- a/arch/powerpc/include/asm/rtas.h
+++ b/arch/powerpc/include/asm/rtas.h
@@ -63,6 +63,14 @@ struct rtas_t {
         struct device_node *dev;        /* virtual address pointer */
 };
 
+struct rtas_suspend_me_data {
+        atomic_t working; /* number of cpus accessing this struct */
+        atomic_t done;
+        int token; /* ibm,suspend-me */
+        atomic_t error;
+        struct completion *complete; /* wait on this until working == 0 */
+};
+
 /* RTAS event classes */
 #define RTAS_INTERNAL_ERROR             0x80000000 /* set bit 0 */
 #define RTAS_EPOW_WARNING               0x40000000 /* set bit 1 */
@@ -137,6 +145,9 @@ struct rtas_t {
 #define RTAS_TYPE_PMGM_CONFIG_CHANGE    0x70
 #define RTAS_TYPE_PMGM_SERVICE_PROC     0x71
 
+/* RTAS check-exception vector offset */
+#define RTAS_VECTOR_EXTERNAL_INTERRUPT  0x500
+
 struct rtas_error_log {
         unsigned long version:8;                /* Architectural version */
         unsigned long severity:3;               /* Severity level of error */
@@ -174,6 +185,8 @@ extern int rtas_set_indicator(int indicator, int index, int new_value);
 extern int rtas_set_indicator_fast(int indicator, int index, int new_value);
 extern void rtas_progress(char *s, unsigned short hex);
 extern void rtas_initialize(void);
+extern int rtas_suspend_cpu(struct rtas_suspend_me_data *data);
+extern int rtas_suspend_last_cpu(struct rtas_suspend_me_data *data);
 
 struct rtc_time;
 extern unsigned long rtas_get_boot_time(void);