1 files changed, 18 insertions, 0 deletions

diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 9dd5b75961f8..7798d2a9f793 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -29,6 +29,9 @@
 #define DOMAIN_COORD_TYPE_SW_ANY        0xfd
 #define DOMAIN_COORD_TYPE_HW_ALL        0xfe
 
+#define ACPI_CSTATE_SYSTEMIO    (0)
+#define ACPI_CSTATE_FFH         (1)
+
 /* Power Management */
 
 struct acpi_processor_cx;
@@ -58,6 +61,8 @@ struct acpi_processor_cx {
         u8 valid;
         u8 type;
         u32 address;
+        u8 space_id;
+        u8 index;
         u32 latency;
         u32 latency_ticks;
         u32 power;
@@ -206,6 +211,9 @@ void arch_acpi_processor_init_pdc(struct acpi_processor *pr);
 #ifdef ARCH_HAS_POWER_INIT
 void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags,
                                         unsigned int cpu);
+int acpi_processor_ffh_cstate_probe(unsigned int cpu,
+                struct acpi_processor_cx *cx, struct acpi_power_register *reg);
+void acpi_processor_ffh_cstate_enter(struct acpi_processor_cx *cstate);
 #else
 static inline void acpi_processor_power_init_bm_check(struct
                                                       acpi_processor_flags
@@ -214,6 +222,16 @@ static inline void acpi_processor_power_init_bm_check(struct
         flags->bm_check = 1;
         return;
 }
+static inline int acpi_processor_ffh_cstate_probe(unsigned int cpu,
+                struct acpi_processor_cx *cx, struct acpi_power_register *reg)
+{
+        return -1;
+}
+static inline void acpi_processor_ffh_cstate_enter(
+                struct acpi_processor_cx *cstate)
+{
+        return;
+}
 #endif
 
 /* in processor_perflib.c */