drivers/perf/qcom_l2_pmu.c

109 struct l2cache_pmu {
138 	struct l2cache_pmu *l2cache_pmu;
150 #define to_l2cache_pmu(p) (container_of(p, struct l2cache_pmu, pmu))
164 	struct l2cache_pmu *l2cache_pmu, int cpu)
166 	return *per_cpu_ptr(l2cache_pmu->pmu_cluster, cpu);
344 	int num_ctrs = cluster->l2cache_pmu->num_counters - 1;
388 	int num_counters = cluster->l2cache_pmu->num_counters;
443 	struct l2cache_pmu *l2cache_pmu;
448 	l2cache_pmu = to_l2cache_pmu(event->pmu);
451 		dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
457 		dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
465 		dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
474 		dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
482 			dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
488 	cluster = get_cluster_pmu(l2cache_pmu, event->cpu);
491 		dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
499 		dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
509 		dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
521 			dev_dbg_ratelimited(&l2cache_pmu->pdev->dev,
639 	struct l2cache_pmu *l2cache_pmu = to_l2cache_pmu(dev_get_drvdata(dev));
641 	return cpumap_print_to_pagebuf(true, buf, &l2cache_pmu->cpumask);
735 	struct l2cache_pmu *l2cache_pmu, int cpu)
752 	list_for_each_entry(cluster, &l2cache_pmu->clusters, next) {
756 		dev_info(&l2cache_pmu->pdev->dev,
760 		*per_cpu_ptr(l2cache_pmu->pmu_cluster, cpu) = cluster;
770 	struct l2cache_pmu *l2cache_pmu;
772 	l2cache_pmu = hlist_entry_safe(node, struct l2cache_pmu, node);
773 	cluster = get_cluster_pmu(l2cache_pmu, cpu);
776 		cluster = l2_cache_associate_cpu_with_cluster(l2cache_pmu, cpu);
793 	cpumask_set_cpu(cpu, &l2cache_pmu->cpumask);
804 	struct l2cache_pmu *l2cache_pmu;
808 	l2cache_pmu = hlist_entry_safe(node, struct l2cache_pmu, node);
809 	cluster = get_cluster_pmu(l2cache_pmu, cpu);
818 	cpumask_clear_cpu(cpu, &l2cache_pmu->cpumask);
829 	perf_pmu_migrate_context(&l2cache_pmu->pmu, cpu, target);
831 	cpumask_set_cpu(target, &l2cache_pmu->cpumask);
841 	struct l2cache_pmu *l2cache_pmu = data;
865 	cluster->l2cache_pmu = l2cache_pmu;
883 	list_add(&cluster->next, &l2cache_pmu->clusters);
884 	l2cache_pmu->num_pmus++;
892 	struct l2cache_pmu *l2cache_pmu;
894 	l2cache_pmu =
895 		devm_kzalloc(&pdev->dev, sizeof(*l2cache_pmu), GFP_KERNEL);
896 	if (!l2cache_pmu)
899 	INIT_LIST_HEAD(&l2cache_pmu->clusters);
901 	platform_set_drvdata(pdev, l2cache_pmu);
902 	l2cache_pmu->pmu = (struct pmu) {
919 	l2cache_pmu->num_counters = get_num_counters();
920 	l2cache_pmu->pdev = pdev;
921 	l2cache_pmu->pmu_cluster = devm_alloc_percpu(&pdev->dev,
923 	if (!l2cache_pmu->pmu_cluster)
926 	l2_cycle_ctr_idx = l2cache_pmu->num_counters - 1;
927 	l2_counter_present_mask = GENMASK(l2cache_pmu->num_counters - 2, 0) |
930 	cpumask_clear(&l2cache_pmu->cpumask);
933 	err = device_for_each_child(&pdev->dev, l2cache_pmu,
938 	if (l2cache_pmu->num_pmus == 0) {
944 				       &l2cache_pmu->node);
950 	err = perf_pmu_register(&l2cache_pmu->pmu, l2cache_pmu->pmu.name, -1);
957 		 l2cache_pmu->num_pmus);
963 				    &l2cache_pmu->node);
969 	struct l2cache_pmu *l2cache_pmu =
972 	perf_pmu_unregister(&l2cache_pmu->pmu);
974 				    &l2cache_pmu->node);