I915_SAMPLE_WAIT
__engine_event(I915_SAMPLE_WAIT, "wait"),
BIT(I915_SAMPLE_WAIT) | \
add_sample(&pmu->sample[I915_SAMPLE_WAIT], period_ns);
add_sample(&pmu->sample[I915_SAMPLE_WAIT], period_ns);
case I915_SAMPLE_WAIT:
__I915_PMU_ENGINE(class, instance, I915_SAMPLE_WAIT)