xref: /openbmc/linux/arch/x86/xen/pmu.h (revision 239480ab)
1 #ifndef __XEN_PMU_H
2 #define __XEN_PMU_H
3 
4 #include <xen/interface/xenpmu.h>
5 
6 irqreturn_t xen_pmu_irq_handler(int irq, void *dev_id);
7 #ifdef CONFIG_XEN_HAVE_VPMU
8 void xen_pmu_init(int cpu);
9 void xen_pmu_finish(int cpu);
10 #else
11 static inline void xen_pmu_init(int cpu) {}
12 static inline void xen_pmu_finish(int cpu) {}
13 #endif
14 bool is_xen_pmu(int cpu);
15 bool pmu_msr_read(unsigned int msr, uint64_t *val, int *err);
16 bool pmu_msr_write(unsigned int msr, uint32_t low, uint32_t high, int *err);
17 int pmu_apic_update(uint32_t reg);
18 unsigned long long xen_read_pmc(int counter);
19 
20 #endif /* __XEN_PMU_H */
21