diff options
Diffstat (limited to 'arch/x86/xen/pmu.h')
| -rw-r--r-- | arch/x86/xen/pmu.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/x86/xen/pmu.h b/arch/x86/xen/pmu.h new file mode 100644 index 000000000..65c58894f --- /dev/null +++ b/arch/x86/xen/pmu.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __XEN_PMU_H +#define __XEN_PMU_H + +#include <xen/interface/xenpmu.h> + +extern bool is_xen_pmu; + +irqreturn_t xen_pmu_irq_handler(int irq, void *dev_id); +#ifdef CONFIG_XEN_HAVE_VPMU +void xen_pmu_init(int cpu); +void xen_pmu_finish(int cpu); +#else +static inline void xen_pmu_init(int cpu) {} +static inline void xen_pmu_finish(int cpu) {} +#endif +bool pmu_msr_read(unsigned int msr, uint64_t *val, int *err); +bool pmu_msr_write(unsigned int msr, uint32_t low, uint32_t high, int *err); +int pmu_apic_update(uint32_t reg); +unsigned long long xen_read_pmc(int counter); + +#endif /* __XEN_PMU_H */ |