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Diffstat (limited to 'include/linux/cpuidle.h')
-rw-r--r--include/linux/cpuidle.h21
1 files changed, 19 insertions, 2 deletions
diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index 50fcbb0ac4e7..25e0df6155a4 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -84,6 +84,7 @@ struct cpuidle_device {
};
DECLARE_PER_CPU(struct cpuidle_device *, cpuidle_devices);
+DECLARE_PER_CPU(struct cpuidle_device, cpuidle_dev);
/**
* cpuidle_get_last_residency - retrieves the last state's residency time
@@ -119,7 +120,13 @@ struct cpuidle_driver {
#ifdef CONFIG_CPU_IDLE
extern void disable_cpuidle(void);
-extern int cpuidle_idle_call(void);
+
+extern int cpuidle_select(struct cpuidle_driver *drv,
+ struct cpuidle_device *dev);
+extern int cpuidle_enter(struct cpuidle_driver *drv,
+ struct cpuidle_device *dev, int index);
+extern void cpuidle_reflect(struct cpuidle_device *dev, int index);
+
extern int cpuidle_register_driver(struct cpuidle_driver *drv);
extern struct cpuidle_driver *cpuidle_get_driver(void);
extern struct cpuidle_driver *cpuidle_driver_ref(void);
@@ -137,11 +144,18 @@ extern void cpuidle_resume(void);
extern int cpuidle_enable_device(struct cpuidle_device *dev);
extern void cpuidle_disable_device(struct cpuidle_device *dev);
extern int cpuidle_play_dead(void);
+extern void cpuidle_use_deepest_state(bool enable);
extern struct cpuidle_driver *cpuidle_get_cpu_driver(struct cpuidle_device *dev);
#else
static inline void disable_cpuidle(void) { }
-static inline int cpuidle_idle_call(void) { return -ENODEV; }
+static inline int cpuidle_select(struct cpuidle_driver *drv,
+ struct cpuidle_device *dev)
+{return -ENODEV; }
+static inline int cpuidle_enter(struct cpuidle_driver *drv,
+ struct cpuidle_device *dev, int index)
+{return -ENODEV; }
+static inline void cpuidle_reflect(struct cpuidle_device *dev, int index) { }
static inline int cpuidle_register_driver(struct cpuidle_driver *drv)
{return -ENODEV; }
static inline struct cpuidle_driver *cpuidle_get_driver(void) {return NULL; }
@@ -163,6 +177,9 @@ static inline int cpuidle_enable_device(struct cpuidle_device *dev)
{return -ENODEV; }
static inline void cpuidle_disable_device(struct cpuidle_device *dev) { }
static inline int cpuidle_play_dead(void) {return -ENODEV; }
+static inline void cpuidle_use_deepest_state(bool enable) {}
+static inline struct cpuidle_driver *cpuidle_get_cpu_driver(
+ struct cpuidle_device *dev) {return NULL; }
#endif
#ifdef CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED