diff options
Diffstat (limited to 'include/linux/perf/arm_pmu.h')
| -rw-r--r-- | include/linux/perf/arm_pmu.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h index 71f525a35ac2..0356cb6a215d 100644 --- a/include/linux/perf/arm_pmu.h +++ b/include/linux/perf/arm_pmu.h @@ -24,8 +24,11 @@ /* * ARM PMU hw_event flags */ -/* Event uses a 64bit counter */ -#define ARMPMU_EVT_64BIT 1 +#define ARMPMU_EVT_64BIT 0x00001 /* Event uses a 64bit counter */ +#define ARMPMU_EVT_47BIT 0x00002 /* Event uses a 47bit counter */ + +static_assert((PERF_EVENT_FLAG_ARCH & ARMPMU_EVT_64BIT) == ARMPMU_EVT_64BIT); +static_assert((PERF_EVENT_FLAG_ARCH & ARMPMU_EVT_47BIT) == ARMPMU_EVT_47BIT); #define HW_OP_UNSUPPORTED 0xFFFF #define C(_x) PERF_COUNT_HW_CACHE_##_x @@ -73,6 +76,7 @@ enum armpmu_attr_groups { ARMPMU_ATTR_GROUP_COMMON, ARMPMU_ATTR_GROUP_EVENTS, ARMPMU_ATTR_GROUP_FORMATS, + ARMPMU_ATTR_GROUP_CAPS, ARMPMU_NR_ATTR_GROUPS }; @@ -80,6 +84,7 @@ struct arm_pmu { struct pmu pmu; cpumask_t supported_cpus; char *name; + int pmuver; irqreturn_t (*handle_irq)(struct arm_pmu *pmu); void (*enable)(struct perf_event *event); void (*disable)(struct perf_event *event); @@ -108,6 +113,8 @@ struct arm_pmu { struct notifier_block cpu_pm_nb; /* the attr_groups array must be NULL-terminated */ const struct attribute_group *attr_groups[ARMPMU_NR_ATTR_GROUPS + 1]; + /* store the PMMIR_EL1 to expose slots */ + u64 reg_pmmir; /* Only to be used by ACPI probing code */ unsigned long acpi_cpuid; @@ -159,6 +166,12 @@ int arm_pmu_acpi_probe(armpmu_init_fn init_fn); static inline int arm_pmu_acpi_probe(armpmu_init_fn init_fn) { return 0; } #endif +#ifdef CONFIG_KVM +void kvm_host_pmu_init(struct arm_pmu *pmu); +#else +#define kvm_host_pmu_init(x) do { } while(0) +#endif + /* Internal functions only for core arm_pmu code */ struct arm_pmu *armpmu_alloc(void); struct arm_pmu *armpmu_alloc_atomic(void); |