115 struct hfi_instance {  struct
153 	struct hfi_instance	*hfi_instance;  member
159 static struct hfi_instance *hfi_instances;
168 static void get_hfi_caps(struct hfi_instance *hfi_instance,  in get_hfi_caps()  argument
173 	raw_spin_lock_irq(&hfi_instance->table_lock);  in get_hfi_caps()
174 	for_each_cpu(cpu, hfi_instance->cpus) {  in get_hfi_caps()
179 		caps = hfi_instance->data + index * hfi_features.cpu_stride;  in get_hfi_caps()
191 	raw_spin_unlock_irq(&hfi_instance->table_lock);  in get_hfi_caps()
197 static void update_capabilities(struct hfi_instance *hfi_instance)  in update_capabilities()  argument
205 	cpu_count = cpumask_weight(hfi_instance->cpus);  in update_capabilities()
215 	get_hfi_caps(hfi_instance, cpu_caps);  in update_capabilities()
241 	struct hfi_instance *hfi_instance;  in hfi_update_work_fn()  local
243 	hfi_instance = container_of(to_delayed_work(work), struct hfi_instance,  in hfi_update_work_fn()
246 	update_capabilities(hfi_instance);  in hfi_update_work_fn()
251 	struct hfi_instance *hfi_instance;  in intel_hfi_process_event()  local
268 	hfi_instance = info->hfi_instance;  in intel_hfi_process_event()
269 	if (unlikely(!hfi_instance)) {  in intel_hfi_process_event()
280 	if (!raw_spin_trylock(&hfi_instance->event_lock))  in intel_hfi_process_event()
286 		raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
295 	new_timestamp = *(u64 *)hfi_instance->hw_table;  in intel_hfi_process_event()
296 	if (*hfi_instance->timestamp == new_timestamp) {  in intel_hfi_process_event()
298 		raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
302 	raw_spin_lock(&hfi_instance->table_lock);  in intel_hfi_process_event()
308 	memcpy(hfi_instance->local_table, hfi_instance->hw_table,  in intel_hfi_process_event()
317 	raw_spin_unlock(&hfi_instance->table_lock);  in intel_hfi_process_event()
318 	raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
320 	queue_delayed_work(hfi_updates_wq, &hfi_instance->update_work,  in intel_hfi_process_event()
340 static void init_hfi_instance(struct hfi_instance *hfi_instance)  in init_hfi_instance()  argument
343 	hfi_instance->hdr = hfi_instance->local_table +  in init_hfi_instance()
344 			    sizeof(*hfi_instance->timestamp);  in init_hfi_instance()
347 	hfi_instance->data = hfi_instance->hdr + hfi_features.hdr_size;  in init_hfi_instance()
365 	struct hfi_instance *hfi_instance;  in intel_hfi_online()  local
381 	hfi_instance = info->hfi_instance;  in intel_hfi_online()
382 	if (!hfi_instance) {  in intel_hfi_online()
386 		hfi_instance = &hfi_instances[die_id];  in intel_hfi_online()
387 		info->hfi_instance = hfi_instance;  in intel_hfi_online()
398 	if (hfi_instance->hdr) {  in intel_hfi_online()
399 		cpumask_set_cpu(cpu, hfi_instance->cpus);  in intel_hfi_online()
407 	hfi_instance->hw_table = alloc_pages_exact(hfi_features.nr_table_pages,  in intel_hfi_online()
409 	if (!hfi_instance->hw_table)  in intel_hfi_online()
412 	hw_table_pa = virt_to_phys(hfi_instance->hw_table);  in intel_hfi_online()
418 	hfi_instance->local_table = kzalloc(hfi_features.nr_table_pages << PAGE_SHIFT,  in intel_hfi_online()
420 	if (!hfi_instance->local_table)  in intel_hfi_online()
433 	init_hfi_instance(hfi_instance);  in intel_hfi_online()
435 	INIT_DELAYED_WORK(&hfi_instance->update_work, hfi_update_work_fn);  in intel_hfi_online()
436 	raw_spin_lock_init(&hfi_instance->table_lock);  in intel_hfi_online()
437 	raw_spin_lock_init(&hfi_instance->event_lock);  in intel_hfi_online()
439 	cpumask_set_cpu(cpu, hfi_instance->cpus);  in intel_hfi_online()
454 	free_pages_exact(hfi_instance->hw_table, hfi_features.nr_table_pages);  in intel_hfi_online()
471 	struct hfi_instance *hfi_instance;  in intel_hfi_offline()  local
478 	hfi_instance = info->hfi_instance;  in intel_hfi_offline()
479 	if (!hfi_instance)  in intel_hfi_offline()
482 	if (!hfi_instance->hdr)  in intel_hfi_offline()
486 	cpumask_clear_cpu(cpu, hfi_instance->cpus);  in intel_hfi_offline()
537 	struct hfi_instance *hfi_instance;  in intel_hfi_init()  local
557 		hfi_instance = &hfi_instances[i];  in intel_hfi_init()
558 		if (!zalloc_cpumask_var(&hfi_instance->cpus, GFP_KERNEL))  in intel_hfi_init()
570 		hfi_instance = &hfi_instances[j];  in intel_hfi_init()
571 		free_cpumask_var(hfi_instance->cpus);  in intel_hfi_init()