i915/gvt/scheduler.c

292 	struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
298 		spin_lock_irqsave(&scheduler->mmio_context_lock, flags);
300 		    scheduler->engine_owner[ring_id]) {
302 			intel_gvt_switch_mmio(scheduler->engine_owner[ring_id],
304 			scheduler->engine_owner[ring_id] = NULL;
306 		spin_unlock_irqrestore(&scheduler->mmio_context_lock, flags);
311 	workload = scheduler->current_workload[ring_id];
317 		spin_lock_irqsave(&scheduler->mmio_context_lock, flags);
318 		if (workload->vgpu != scheduler->engine_owner[ring_id]) {
320 			intel_gvt_switch_mmio(scheduler->engine_owner[ring_id],
322 			scheduler->engine_owner[ring_id] = workload->vgpu;
326 		spin_unlock_irqrestore(&scheduler->mmio_context_lock, flags);
378 	 * scheduler might get a wrong state of it during reset. Since the
850 	struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
859 	if (!scheduler->current_vgpu) {
864 	if (scheduler->need_reschedule) {
870 		      scheduler->current_vgpu->status) ||
871 	    list_empty(workload_q_head(scheduler->current_vgpu, engine)))
878 	if (scheduler->current_workload[engine->id]) {
879 		workload = scheduler->current_workload[engine->id];
891 	scheduler->current_workload[engine->id] =
892 		list_first_entry(workload_q_head(scheduler->current_vgpu,
896 	workload = scheduler->current_workload[engine->id];
1068 	struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
1070 		scheduler->current_workload[ring_id];
1114 	scheduler->current_workload[ring_id] = NULL;
1141 	wake_up(&scheduler->workload_complete_wq);
1143 	if (gvt->scheduler.need_reschedule)
1155 	struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
1166 		add_wait_queue(&scheduler->waitq[engine->id], &wait);
1174 		remove_wait_queue(&scheduler->waitq[engine->id], &wait);
1232 	struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
1237 		wait_event(scheduler->workload_complete_wq,
1244 	struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
1248 	gvt_dbg_core("clean workload scheduler\n");
1254 		kthread_stop(scheduler->thread[i]);
1260 	struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler;
1265 	gvt_dbg_core("init workload scheduler\n");
1267 	init_waitqueue_head(&scheduler->workload_complete_wq);
1270 		init_waitqueue_head(&scheduler->waitq[i]);
1272 		scheduler->thread[i] = kthread_run(workload_thread, engine,
1274 		if (IS_ERR(scheduler->thread[i])) {
1276 			ret = PTR_ERR(scheduler->thread[i]);
1785 	wake_up(&workload->vgpu->gvt->scheduler.waitq[workload->engine->id]);