static int __armv8_pmuv3_map_event(struct perf_event *event,
const unsigned (*extra_event_map)
[PERF_COUNT_HW_MAX],
const unsigned (*extra_cache_map)
[PERF_COUNT_HW_CACHE_MAX]
[PERF_COUNT_HW_CACHE_OP_MAX]
[PERF_COUNT_HW_CACHE_RESULT_MAX])
{
int hw_event_id;
struct arm_pmu *armpmu = to_arm_pmu(event->pmu);
hw_event_id = armpmu_map_event(event, &armv8_pmuv3_perf_map,
&armv8_pmuv3_perf_cache_map,
ARMV8_PMU_EVTYPE_EVENT);
if (armv8pmu_event_is_64bit(event))
event->hw.flags |= ARMPMU_EVT_64BIT;
/* Onl expose micro/arch events supported by this PMU */
if ((hw_event_id > 0) && (hw_event_id < ARMV8_PMUV3_MAX_COMMON_EVENTS)
&& test_bit(hw_event_id, armpmu->pmceid_bitmap)) {
return hw_event_id;
}
return armpmu_map_event(event, extra_event_map, extra_cache_map,
ARMV8_PMU_EVTYPE_EVENT);
}
static int armv8_pmuv3_map_event(struct perf_event *event)
{
int hw_event_id;
struct arm_pmu *armpmu = to_arm_pmu(event->pmu);
hw_event_id = armpmu_map_event(event, &armv8_pmuv3_perf_map,
&armv8_pmuv3_perf_cache_map,
ARMV8_PMU_EVTYPE_EVENT);
if (hw_event_id < 0)
return hw_event_id;
/* disable micro/arch events not supported by this PMU */
if ((hw_event_id < ARMV8_PMUV3_MAX_COMMON_EVENTS) &&
!test_bit(hw_event_id, armpmu->pmceid_bitmap)) {
return -EOPNOTSUPP;
}
return hw_event_id;
}
static int armv8_vulcan_map_event(struct perf_event *event)
{
return armpmu_map_event(event, &armv8_vulcan_perf_map,
&armv8_vulcan_perf_cache_map,
ARMV8_PMU_EVTYPE_EVENT);
}
static int krait_8960_map_event(struct perf_event *event)
{
return armpmu_map_event(event, &armv7_krait_perf_map,
&armv7_krait_perf_cache_map, 0xfffff);
}
