AMD64_RAW_EVENT_MASK
return (e->hw.config & AMD64_RAW_EVENT_MASK) == AMD_FAM19H_BRS_EVENT;
EVENT_CONSTRAINT(0, 0x1, AMD64_RAW_EVENT_MASK);
__EVENT_CONSTRAINT(0, 0x1, AMD64_RAW_EVENT_MASK, 1, 0, PERF_X86_EVENT_PAIR);
event->hw.config |= event->attr.config & AMD64_RAW_EVENT_MASK;
pmu->raw_event_mask = AMD64_RAW_EVENT_MASK;