1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index 55215cce5005..36ca9721a0c2 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -52,6 +52,7 @@ struct cpuidle_state {
 #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_FLAG_IGNORE     (0x100) /* ignore during this idle period */
 
 #define CPUIDLE_DRIVER_FLAGS_MASK (0xFFFF0000)
 
@@ -84,6 +85,7 @@ struct cpuidle_state_kobj {
 struct cpuidle_device {
         unsigned int            registered:1;
         unsigned int            enabled:1;
+        unsigned int            power_specified:1;
         unsigned int            cpu;
 
         int                     last_residency;
@@ -97,6 +99,8 @@ struct cpuidle_device {
         struct completion       kobj_unregister;
         void                    *governor_data;
         struct cpuidle_state    *safe_state;
+
+        int (*prepare)          (struct cpuidle_device *dev);
 };
 
 DECLARE_PER_CPU(struct cpuidle_device *, cpuidle_devices);