* CPUFREQ NOTIFIER INTERFACE *
*********************************************************************/
+#ifdef CONFIG_CPU_FREQ
int cpufreq_register_notifier(struct notifier_block *nb, unsigned int list);
+#else
+static inline int cpufreq_register_notifier(struct notifier_block *nb,
+ unsigned int list)
+{
+ return 0;
+}
+#endif
int cpufreq_unregister_notifier(struct notifier_block *nb, unsigned int list);
#define CPUFREQ_TRANSITION_NOTIFIER (0)
unsigned int policy; /* see above */
struct cpufreq_governor *governor; /* see below */
- struct mutex lock; /* CPU ->setpolicy or ->target may
- only be called once a time */
-
struct work_struct update; /* if update_policy() needs to be
* called, but you're in IRQ context */
unsigned int relation);
+extern int __cpufreq_driver_getavg(struct cpufreq_policy *policy);
+
int cpufreq_register_governor(struct cpufreq_governor *governor);
void cpufreq_unregister_governor(struct cpufreq_governor *governor);
+int lock_policy_rwsem_read(int cpu);
+int lock_policy_rwsem_write(int cpu);
+void unlock_policy_rwsem_read(int cpu);
+void unlock_policy_rwsem_write(int cpu);
+
/*********************************************************************
* CPUFREQ DRIVER INTERFACE *
unsigned int (*get) (unsigned int cpu);
/* optional */
+ unsigned int (*getavg) (unsigned int cpu);
int (*exit) (struct cpufreq_policy *policy);
int (*suspend) (struct cpufreq_policy *policy, pm_message_t pmsg);
int (*resume) (struct cpufreq_policy *policy);
/*********************************************************************
* CPUFREQ 2.6. INTERFACE *
*********************************************************************/
-int cpufreq_set_policy(struct cpufreq_policy *policy);
int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
int cpufreq_update_policy(unsigned int cpu);
-/* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */
-unsigned int cpufreq_get(unsigned int cpu);
-/* query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it */
+/*
+ * query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it
+ */
#ifdef CONFIG_CPU_FREQ
unsigned int cpufreq_quick_get(unsigned int cpu);
+unsigned int cpufreq_get(unsigned int cpu);
#else
static inline unsigned int cpufreq_quick_get(unsigned int cpu)
{
return 0;
}
+static inline unsigned int cpufreq_get(unsigned int cpu)
+{
+ return 0;
+}
#endif