static void set_timeslice(struct intel_engine_cs *engine)
{
+ unsigned long duration;
+
if (!intel_engine_has_timeslices(engine))
return;
- set_timer_ms(&engine->execlists.timer, active_timeslice(engine));
+ duration = active_timeslice(engine);
+ ENGINE_TRACE(engine, "bump timeslicing, interval:%lu", duration);
+
+ set_timer_ms(&engine->execlists.timer, duration);
}
static void start_timeslice(struct intel_engine_cs *engine)
{
struct intel_engine_execlists *execlists = &engine->execlists;
- int prio = queue_prio(execlists);
+ const int prio = queue_prio(execlists);
+ unsigned long duration;
+
+ if (!intel_engine_has_timeslices(engine))
+ return;
WRITE_ONCE(execlists->switch_priority_hint, prio);
if (prio == INT_MIN)
if (timer_pending(&execlists->timer))
return;
- set_timer_ms(&execlists->timer, timeslice(engine));
+ duration = timeslice(engine);
+ ENGINE_TRACE(engine,
+ "start timeslicing, prio:%d, interval:%lu",
+ prio, duration);
+
+ set_timer_ms(&execlists->timer, duration);
}
static void record_preemption(struct intel_engine_execlists *execlists)
if (!inflight)
goto unlock;
+ ENGINE_TRACE(engine,
+ "bumping queue-priority-hint:%d for rq:%llx:%lld, inflight:%llx:%lld prio %d\n",
+ prio,
+ rq->fence.context, rq->fence.seqno,
+ inflight->fence.context, inflight->fence.seqno,
+ inflight->sched.attr.priority);
engine->execlists.queue_priority_hint = prio;
/*