i915/gt/intel_engine_heartbeat.c

25 	struct i915_request *rq;
30 	rq = engine->heartbeat.systole;
41 	if (rq && rq->sched.attr.priority >= I915_PRIORITY_BARRIER &&
70 	struct i915_request *rq;
73 	rq = __i915_request_create(ce, gfp);
76 	return rq;
79 static void idle_pulse(struct intel_engine_cs *engine, struct i915_request *rq)
82 	i915_request_add_active_barriers(rq);
84 		engine->heartbeat.systole = i915_request_get(rq);
87 static void heartbeat_commit(struct i915_request *rq,
90 	idle_pulse(rq->engine, rq);
92 	__i915_request_commit(rq);
93 	__i915_request_queue(rq, attr);
96 static void show_heartbeat(const struct i915_request *rq,
102 	if (!rq) {
110 				  rq->fence.context,
111 				  rq->fence.seqno,
112 				  rq->sched.attr.priority);
117 reset_engine(struct intel_engine_cs *engine, struct i915_request *rq)
120 		show_heartbeat(rq, engine);
142 	struct i915_request *rq;
148 	rq = engine->heartbeat.systole;
149 	if (rq && i915_request_completed(rq)) {
150 		i915_request_put(rq);
170 				rq->emitted_jiffies + msecs_to_jiffies(delay)))
173 		if (!i915_sw_fence_signaled(&rq->submit)) {
185 			   rq->sched.attr.priority < I915_PRIORITY_BARRIER) {
193 			if (rq->sched.attr.priority >= attr.priority)
195 			if (rq->sched.attr.priority >= attr.priority)
199 			engine->sched_engine->schedule(rq, &attr);
202 			reset_engine(engine, rq);
205 		rq->emitted_jiffies = jiffies;
223 	rq = heartbeat_create(ce, GFP_NOWAIT | __GFP_NOWARN);
224 	if (IS_ERR(rq))
227 	heartbeat_commit(rq, &attr);
279 	struct i915_request *rq;
285 	rq = heartbeat_create(ce, GFP_NOWAIT | __GFP_NOWARN);
286 	if (IS_ERR(rq))
287 		return PTR_ERR(rq);
289 	__set_bit(I915_FENCE_FLAG_SENTINEL, &rq->fence.flags);
291 	heartbeat_commit(rq, &attr);
292 	GEM_BUG_ON(rq->sched.attr.priority < I915_PRIORITY_BARRIER);
384 	struct i915_request *rq;
398 	rq = heartbeat_create(ce, GFP_KERNEL);
399 	if (IS_ERR(rq)) {
400 		err = PTR_ERR(rq);
404 	heartbeat_commit(rq, &attr);