diff options
Diffstat (limited to 'include/linux/perf')
| -rw-r--r-- | include/linux/perf/arm_pmu.h | 10 | ||||
| -rw-r--r-- | include/linux/perf/arm_pmuv3.h | 9 |
2 files changed, 13 insertions, 6 deletions
diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h index b3b34f6670cf..4b5b83677e3f 100644 --- a/include/linux/perf/arm_pmu.h +++ b/include/linux/perf/arm_pmu.h @@ -17,10 +17,14 @@ #ifdef CONFIG_ARM_PMU /* - * The ARMv7 CPU PMU supports up to 32 event counters. + * The Armv7 and Armv8.8 or less CPU PMU supports up to 32 event counters. + * The Armv8.9/9.4 CPU PMU supports up to 33 event counters. */ +#ifdef CONFIG_ARM #define ARMPMU_MAX_HWEVENTS 32 - +#else +#define ARMPMU_MAX_HWEVENTS 33 +#endif /* * ARM PMU hw_event flags */ @@ -96,7 +100,7 @@ struct arm_pmu { void (*stop)(struct arm_pmu *); void (*reset)(void *); int (*map_event)(struct perf_event *event); - int num_events; + DECLARE_BITMAP(cntr_mask, ARMPMU_MAX_HWEVENTS); bool secure_access; /* 32-bit ARM only */ #define ARMV8_PMUV3_MAX_COMMON_EVENTS 0x40 DECLARE_BITMAP(pmceid_bitmap, ARMV8_PMUV3_MAX_COMMON_EVENTS); diff --git a/include/linux/perf/arm_pmuv3.h b/include/linux/perf/arm_pmuv3.h index 7867db04ec98..3372c1b56486 100644 --- a/include/linux/perf/arm_pmuv3.h +++ b/include/linux/perf/arm_pmuv3.h @@ -6,8 +6,9 @@ #ifndef __PERF_ARM_PMUV3_H #define __PERF_ARM_PMUV3_H -#define ARMV8_PMU_MAX_COUNTERS 32 -#define ARMV8_PMU_COUNTER_MASK (ARMV8_PMU_MAX_COUNTERS - 1) +#define ARMV8_PMU_MAX_GENERAL_COUNTERS 31 +#define ARMV8_PMU_CYCLE_IDX 31 +#define ARMV8_PMU_INSTR_IDX 32 /* Not accessible from AArch32 */ /* * Common architectural and microarchitectural event numbers. @@ -227,8 +228,10 @@ */ #define ARMV8_PMU_OVSR_P GENMASK(30, 0) #define ARMV8_PMU_OVSR_C BIT(31) +#define ARMV8_PMU_OVSR_F BIT_ULL(32) /* arm64 only */ /* Mask for writable bits is both P and C fields */ -#define ARMV8_PMU_OVERFLOWED_MASK (ARMV8_PMU_OVSR_P | ARMV8_PMU_OVSR_C) +#define ARMV8_PMU_OVERFLOWED_MASK (ARMV8_PMU_OVSR_P | ARMV8_PMU_OVSR_C | \ + ARMV8_PMU_OVSR_F) /* * PMXEVTYPER: Event selection reg |