118 struct hfi_instance {  struct
156 	struct hfi_instance	*hfi_instance;  member
162 static struct hfi_instance *hfi_instances;
171 static void get_hfi_caps(struct hfi_instance *hfi_instance,  in get_hfi_caps()  argument
176 	raw_spin_lock_irq(&hfi_instance->table_lock);  in get_hfi_caps()
177 	for_each_cpu(cpu, hfi_instance->cpus) {  in get_hfi_caps()
182 		caps = hfi_instance->data + index * hfi_features.cpu_stride;  in get_hfi_caps()
194 	raw_spin_unlock_irq(&hfi_instance->table_lock);  in get_hfi_caps()
200 static void update_capabilities(struct hfi_instance *hfi_instance)  in update_capabilities()  argument
208 	cpu_count = cpumask_weight(hfi_instance->cpus);  in update_capabilities()
218 	get_hfi_caps(hfi_instance, cpu_caps);  in update_capabilities()
244 	struct hfi_instance *hfi_instance;  in hfi_update_work_fn()  local
246 	hfi_instance = container_of(to_delayed_work(work), struct hfi_instance,  in hfi_update_work_fn()
249 	update_capabilities(hfi_instance);  in hfi_update_work_fn()
254 	struct hfi_instance *hfi_instance;  in intel_hfi_process_event()  local
271 	hfi_instance = info->hfi_instance;  in intel_hfi_process_event()
272 	if (unlikely(!hfi_instance)) {  in intel_hfi_process_event()
283 	if (!raw_spin_trylock(&hfi_instance->event_lock))  in intel_hfi_process_event()
289 		raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
298 	new_timestamp = *(u64 *)hfi_instance->hw_table;  in intel_hfi_process_event()
299 	if (*hfi_instance->timestamp == new_timestamp) {  in intel_hfi_process_event()
301 		raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
305 	raw_spin_lock(&hfi_instance->table_lock);  in intel_hfi_process_event()
311 	memcpy(hfi_instance->local_table, hfi_instance->hw_table,  in intel_hfi_process_event()
320 	raw_spin_unlock(&hfi_instance->table_lock);  in intel_hfi_process_event()
321 	raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
323 	queue_delayed_work(hfi_updates_wq, &hfi_instance->update_work,  in intel_hfi_process_event()
343 static void init_hfi_instance(struct hfi_instance *hfi_instance)  in init_hfi_instance()  argument
346 	hfi_instance->hdr = hfi_instance->local_table +  in init_hfi_instance()
347 			    sizeof(*hfi_instance->timestamp);  in init_hfi_instance()
350 	hfi_instance->data = hfi_instance->hdr + hfi_features.hdr_size;  in init_hfi_instance()
363 static void hfi_set_hw_table(struct hfi_instance *hfi_instance)  in hfi_set_hw_table()  argument
368 	hw_table_pa = virt_to_phys(hfi_instance->hw_table);  in hfi_set_hw_table()
414 	struct hfi_instance *hfi_instance;  in intel_hfi_online()  local
428 	hfi_instance = info->hfi_instance;  in intel_hfi_online()
429 	if (!hfi_instance) {  in intel_hfi_online()
433 		hfi_instance = &hfi_instances[die_id];  in intel_hfi_online()
434 		info->hfi_instance = hfi_instance;  in intel_hfi_online()
445 	if (hfi_instance->hdr) {  in intel_hfi_online()
446 		cpumask_set_cpu(cpu, hfi_instance->cpus);  in intel_hfi_online()
458 	hfi_instance->hw_table = alloc_pages_exact(hfi_features.nr_table_pages,  in intel_hfi_online()
460 	if (!hfi_instance->hw_table)  in intel_hfi_online()
467 	hfi_instance->local_table = kzalloc(hfi_features.nr_table_pages << PAGE_SHIFT,  in intel_hfi_online()
469 	if (!hfi_instance->local_table)  in intel_hfi_online()
472 	init_hfi_instance(hfi_instance);  in intel_hfi_online()
474 	INIT_DELAYED_WORK(&hfi_instance->update_work, hfi_update_work_fn);  in intel_hfi_online()
475 	raw_spin_lock_init(&hfi_instance->table_lock);  in intel_hfi_online()
476 	raw_spin_lock_init(&hfi_instance->event_lock);  in intel_hfi_online()
478 	cpumask_set_cpu(cpu, hfi_instance->cpus);  in intel_hfi_online()
480 	hfi_set_hw_table(hfi_instance);  in intel_hfi_online()
488 	free_pages_exact(hfi_instance->hw_table, hfi_features.nr_table_pages);  in intel_hfi_online()
505 	struct hfi_instance *hfi_instance;  in intel_hfi_offline()  local
512 	hfi_instance = info->hfi_instance;  in intel_hfi_offline()
513 	if (!hfi_instance)  in intel_hfi_offline()
516 	if (!hfi_instance->hdr)  in intel_hfi_offline()
520 	cpumask_clear_cpu(cpu, hfi_instance->cpus);  in intel_hfi_offline()
522 	if (!cpumask_weight(hfi_instance->cpus))  in intel_hfi_offline()
577 	struct hfi_instance *hfi_instance = info->hfi_instance;  in hfi_do_enable()  local
580 	hfi_set_hw_table(hfi_instance);  in hfi_do_enable()
599 	struct hfi_instance *hfi_instance;  in intel_hfi_init()  local
619 		hfi_instance = &hfi_instances[i];  in intel_hfi_init()
620 		if (!zalloc_cpumask_var(&hfi_instance->cpus, GFP_KERNEL))  in intel_hfi_init()
634 		hfi_instance = &hfi_instances[j];  in intel_hfi_init()
635 		free_cpumask_var(hfi_instance->cpus);  in intel_hfi_init()