- Update to 2.6.25-rc3.

[linux-flexiantxendom0-3.2.10.git] / include / linux / cpuidle.h

diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index c4e0016..6b72a45 100644 (file)
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -19,6 +19,7 @@
 
 #define CPUIDLE_STATE_MAX      8
 #define CPUIDLE_NAME_LEN       16
+#define CPUIDLE_DESC_LEN       32
 
 struct cpuidle_device;
 
@@ -29,6 +30,7 @@ struct cpuidle_device;
 
 struct cpuidle_state {
        char            name[CPUIDLE_NAME_LEN];
+       char            desc[CPUIDLE_DESC_LEN];
        void            *driver_data;
 
        unsigned int    flags;
@@ -46,9 +48,10 @@ struct cpuidle_state {
 /* Idle State Flags */
 #define CPUIDLE_FLAG_TIME_VALID        (0x01) /* is residency time measurable? */
 #define CPUIDLE_FLAG_CHECK_BM  (0x02) /* BM activity will exit state */
-#define CPUIDLE_FLAG_SHALLOW   (0x10) /* low latency, minimal savings */
-#define CPUIDLE_FLAG_BALANCED  (0x20) /* medium latency, moderate savings */
-#define CPUIDLE_FLAG_DEEP      (0x40) /* high latency, large savings */
+#define CPUIDLE_FLAG_POLL      (0x10) /* no latency, no savings */
+#define CPUIDLE_FLAG_SHALLOW   (0x20) /* low latency, minimal savings */
+#define CPUIDLE_FLAG_BALANCED  (0x40) /* medium latency, moderate savings */
+#define CPUIDLE_FLAG_DEEP      (0x80) /* high latency, large savings */
 
 #define CPUIDLE_DRIVER_FLAGS_MASK (0xFFFF0000)
 
@@ -79,7 +82,7 @@ struct cpuidle_state_kobj {
 };
 
 struct cpuidle_device {
-       int                     enabled:1;
+       unsigned int            enabled:1;
        unsigned int            cpu;
 
        int                     last_residency;
@@ -178,4 +181,10 @@ static inline void cpuidle_unregister_governor(struct cpuidle_governor *gov) { }
 
 #endif
 
+#ifdef CONFIG_ARCH_HAS_CPU_RELAX
+#define CPUIDLE_DRIVER_STATE_START     1
+#else
+#define CPUIDLE_DRIVER_STATE_START     0
+#endif
+
 #endif /* _LINUX_CPUIDLE_H */