3  * VPA DTL PMU support
41 	struct powerpc_vpadtl	*vpa;  member
91 static void powerpc_vpadtl_dump(struct powerpc_vpadtl *vpa __maybe_unused,  in powerpc_vpadtl_dump()
99 			". ... VPA DTL PMU data: size %zu bytes, entries is %zu\n",  in powerpc_vpadtl_dump()
163 static void powerpc_vpadtl_dump_event(struct powerpc_vpadtl *vpa, unsigned char *buf,  in powerpc_vpadtl_dump_event()  argument
167 	powerpc_vpadtl_dump(vpa, buf, len);  in powerpc_vpadtl_dump_event()
180 		struct powerpc_vpadtl *vpa, u64 save, int cpu)  in powerpc_vpadtl_sample()  argument
188 	sample.id = vpa->sample_id;  in powerpc_vpadtl_sample()
200 	if (perf_session__deliver_synth_event(vpa->session, &event, &sample)) {  in powerpc_vpadtl_sample()
211 	struct auxtrace_queues *queues = &vpaq->vpa->queues;  in powerpc_vpadtl_get_buffer()
226 		int fd = perf_data__fd(vpaq->vpa->session->data);  in powerpc_vpadtl_get_buffer()
247  * The first entry in the queue for VPA DTL PMU has the boot timebase,
314 	struct powerpc_vpadtl *vpa = vpaq->vpa;  in powerpc_vpadtl_run_decoder()  local
327 		 * Error is detected when decoding VPA PMU trace. Continue to  in powerpc_vpadtl_run_decoder()
353 		ret = powerpc_vpadtl_sample(record, vpa, vpaq_timestamp, vpaq->cpu);  in powerpc_vpadtl_run_decoder()
369 static int powerpc_vpadtl_process_queues(struct powerpc_vpadtl *vpa, u64 timestamp)  in powerpc_vpadtl_process_queues()  argument
379 		if (!vpa->heap.heap_cnt)  in powerpc_vpadtl_process_queues()
382 		if (vpa->heap.heap_array[0].ordinal >= timestamp)  in powerpc_vpadtl_process_queues()
385 		queue_nr = vpa->heap.heap_array[0].queue_nr;  in powerpc_vpadtl_process_queues()
386 		queue = &vpa->queues.queue_array[queue_nr];  in powerpc_vpadtl_process_queues()
389 		auxtrace_heap__pop(&vpa->heap);  in powerpc_vpadtl_process_queues()
391 		if (vpa->heap.heap_cnt) {  in powerpc_vpadtl_process_queues()
392 			ts = vpa->heap.heap_array[0].ordinal + 1;  in powerpc_vpadtl_process_queues()
401 			auxtrace_heap__add(&vpa->heap, queue_nr, ts);  in powerpc_vpadtl_process_queues()
406 			ret = auxtrace_heap__add(&vpa->heap, queue_nr, ts);  in powerpc_vpadtl_process_queues()
416 static struct powerpc_vpadtl_queue *powerpc_vpadtl__alloc_queue(struct powerpc_vpadtl *vpa,  in powerpc_vpadtl__alloc_queue()  argument
425 	vpaq->vpa = vpa;  in powerpc_vpadtl__alloc_queue()
446 static int powerpc_vpadtl__setup_queue(struct powerpc_vpadtl *vpa,  in powerpc_vpadtl__setup_queue()  argument
455 	vpaq = powerpc_vpadtl__alloc_queue(vpa, queue_nr);  in powerpc_vpadtl__setup_queue()
476 		ret = auxtrace_heap__add(&vpa->heap, queue_nr, vpaq->timestamp);  in powerpc_vpadtl__setup_queue()
485 static int powerpc_vpadtl__setup_queues(struct powerpc_vpadtl *vpa)  in powerpc_vpadtl__setup_queues()  argument
490 	for (i = 0; i < vpa->queues.nr_queues; i++) {  in powerpc_vpadtl__setup_queues()
491 		ret = powerpc_vpadtl__setup_queue(vpa, &vpa->queues.queue_array[i], i);  in powerpc_vpadtl__setup_queues()
499 static int powerpc_vpadtl__update_queues(struct powerpc_vpadtl *vpa)  in powerpc_vpadtl__update_queues()  argument
501 	if (vpa->queues.new_data) {  in powerpc_vpadtl__update_queues()
502 		vpa->queues.new_data = false;  in powerpc_vpadtl__update_queues()
503 		return powerpc_vpadtl__setup_queues(vpa);  in powerpc_vpadtl__update_queues()
514 	struct powerpc_vpadtl *vpa = session_to_vpa(session);  in powerpc_vpadtl_process_event()  local
521 		pr_err("VPA requires ordered events\n");  in powerpc_vpadtl_process_event()
526 		err = powerpc_vpadtl__update_queues(vpa);  in powerpc_vpadtl_process_event()
530 		err = powerpc_vpadtl_process_queues(vpa, sample->time);  in powerpc_vpadtl_process_event()
543 	struct powerpc_vpadtl *vpa = session_to_vpa(session);  in powerpc_vpadtl_process_auxtrace_event()  local
560 	err = auxtrace_queues__add_event(&vpa->queues, session, event,  in powerpc_vpadtl_process_auxtrace_event()
568 		powerpc_vpadtl_dump_event(vpa, buffer->data, buffer->size);  in powerpc_vpadtl_process_auxtrace_event()
583 	struct powerpc_vpadtl *vpa = session_to_vpa(session);  in powerpc_vpadtl_free_events()  local
584 	struct auxtrace_queues *queues = &vpa->queues;  in powerpc_vpadtl_free_events()
594 	struct powerpc_vpadtl *vpa = session_to_vpa(session);  in powerpc_vpadtl_free()  local
596 	auxtrace_heap__free(&vpa->heap);  in powerpc_vpadtl_free()
599 	free(vpa);  in powerpc_vpadtl_free()
630 powerpc_vpadtl_synth_events(struct powerpc_vpadtl *vpa, struct perf_session *session)  in powerpc_vpadtl_synth_events()  argument
647 		pr_debug("No selected events with VPA trace data\n");  in powerpc_vpadtl_synth_events()
667 	vpa->sample_id = id;  in powerpc_vpadtl_synth_events()
668 	set_event_name(evlist, id, "vpa-dtl");  in powerpc_vpadtl_synth_events()
685 	struct powerpc_vpadtl *vpa;  in powerpc_vpadtl_process_auxtrace_info()  local
692 	vpa = zalloc(sizeof(struct powerpc_vpadtl));  in powerpc_vpadtl_process_auxtrace_info()
693 	if (!vpa)  in powerpc_vpadtl_process_auxtrace_info()
696 	err = auxtrace_queues__init(&vpa->queues);  in powerpc_vpadtl_process_auxtrace_info()
700 	vpa->session = session;  in powerpc_vpadtl_process_auxtrace_info()
701 	vpa->machine = &session->machines.host; /* No kvm support */  in powerpc_vpadtl_process_auxtrace_info()
702 	vpa->auxtrace_type = auxtrace_info->type;  in powerpc_vpadtl_process_auxtrace_info()
703 	vpa->pmu_type = auxtrace_info->priv[POWERPC_VPADTL_TYPE];  in powerpc_vpadtl_process_auxtrace_info()
705 	vpa->auxtrace.process_event = powerpc_vpadtl_process_event;  in powerpc_vpadtl_process_auxtrace_info()
706 	vpa->auxtrace.process_auxtrace_event = powerpc_vpadtl_process_auxtrace_event;  in powerpc_vpadtl_process_auxtrace_info()
707 	vpa->auxtrace.flush_events = powerpc_vpadtl_flush;  in powerpc_vpadtl_process_auxtrace_info()
708 	vpa->auxtrace.free_events = powerpc_vpadtl_free_events;  in powerpc_vpadtl_process_auxtrace_info()
709 	vpa->auxtrace.free = powerpc_vpadtl_free;  in powerpc_vpadtl_process_auxtrace_info()
710 	session->auxtrace = &vpa->auxtrace;  in powerpc_vpadtl_process_auxtrace_info()
717 	err = powerpc_vpadtl_synth_events(vpa, session);  in powerpc_vpadtl_process_auxtrace_info()
721 	err = auxtrace_queues__process_index(&vpa->queues, session);  in powerpc_vpadtl_process_auxtrace_info()
728 	auxtrace_queues__free(&vpa->queues);  in powerpc_vpadtl_process_auxtrace_info()
732 	free(vpa);  in powerpc_vpadtl_process_auxtrace_info()