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#ifndef __ASM_X86_CPUIDLE_H__
#define __ASM_X86_CPUIDLE_H__
#include <xen/cpuidle.h>
#include <xen/notifier.h>
#include <xen/sched.h>
#include <xen/sched-if.h>
extern struct acpi_processor_power *processor_powers[];
extern void (*pm_idle_save)(void);
bool_t lapic_timer_init(void);
extern void (*lapic_timer_off)(void);
extern void (*lapic_timer_on)(void);
extern uint64_t (*cpuidle_get_tick)(void);
int mwait_idle_init(struct notifier_block *);
int cpuidle_init_cpu(unsigned int cpu);
void default_dead_idle(void);
void acpi_dead_idle(void);
void trace_exit_reason(u32 *irq_traced);
void update_idle_stats(struct acpi_processor_power *,
struct acpi_processor_cx *, uint64_t, uint64_t);
/*
* vcpu is urgent if vcpu is polling event channel
*
* if urgent vcpu exists, CPU should not enter deep C state
*/
static inline int sched_has_urgent_vcpu(void)
{
return atomic_read(&this_cpu(schedule_data).urgent_count);
}
#endif /* __X86_ASM_CPUIDLE_H__ */
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