arch/x86/xen/pmu.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __XEN_PMU_H
   3 #define __XEN_PMU_H
   4
   5 #include <xen/interface/xenpmu.h>
   6
   7 irqreturn_t xen_pmu_irq_handler(int irq, void *dev_id);
   8 #ifdef CONFIG_XEN_HAVE_VPMU
   9 void xen_pmu_init(int cpu);
  10 void xen_pmu_finish(int cpu);
  11 #else
  12 static inline void xen_pmu_init(int cpu) {}
  13 static inline void xen_pmu_finish(int cpu) {}
  14 #endif
  15 bool is_xen_pmu(int cpu);
  16 bool pmu_msr_read(unsigned int msr, uint64_t *val, int *err);
  17 bool pmu_msr_write(unsigned int msr, uint32_t low, uint32_t high, int *err);
  18 int pmu_apic_update(uint32_t reg);
  19 unsigned long long xen_read_pmc(int counter);
  20
  21 #endif /* __XEN_PMU_H */