116 struct hfi_instance {  struct
154 	struct hfi_instance	*hfi_instance;  member
160 static struct hfi_instance *hfi_instances;
169 static void get_hfi_caps(struct hfi_instance *hfi_instance,  in get_hfi_caps()  argument
174 	raw_spin_lock_irq(&hfi_instance->table_lock);  in get_hfi_caps()
175 	for_each_cpu(cpu, hfi_instance->cpus) {  in get_hfi_caps()
180 		caps = hfi_instance->data + index * hfi_features.cpu_stride;  in get_hfi_caps()
192 	raw_spin_unlock_irq(&hfi_instance->table_lock);  in get_hfi_caps()
198 static void update_capabilities(struct hfi_instance *hfi_instance)  in update_capabilities()  argument
206 	cpu_count = cpumask_weight(hfi_instance->cpus);  in update_capabilities()
216 	get_hfi_caps(hfi_instance, cpu_caps);  in update_capabilities()
242 	struct hfi_instance *hfi_instance;  in hfi_update_work_fn()  local
244 	hfi_instance = container_of(to_delayed_work(work), struct hfi_instance,  in hfi_update_work_fn()
247 	update_capabilities(hfi_instance);  in hfi_update_work_fn()
252 	struct hfi_instance *hfi_instance;  in intel_hfi_process_event()  local
269 	hfi_instance = info->hfi_instance;  in intel_hfi_process_event()
270 	if (unlikely(!hfi_instance)) {  in intel_hfi_process_event()
281 	if (!raw_spin_trylock(&hfi_instance->event_lock))  in intel_hfi_process_event()
285 	new_timestamp = *(u64 *)hfi_instance->hw_table;  in intel_hfi_process_event()
286 	if (*hfi_instance->timestamp == new_timestamp) {  in intel_hfi_process_event()
287 		raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
291 	raw_spin_lock(&hfi_instance->table_lock);  in intel_hfi_process_event()
297 	memcpy(hfi_instance->local_table, hfi_instance->hw_table,  in intel_hfi_process_event()
300 	raw_spin_unlock(&hfi_instance->table_lock);  in intel_hfi_process_event()
301 	raw_spin_unlock(&hfi_instance->event_lock);  in intel_hfi_process_event()
311 	queue_delayed_work(hfi_updates_wq, &hfi_instance->update_work,  in intel_hfi_process_event()
331 static void init_hfi_instance(struct hfi_instance *hfi_instance)  in init_hfi_instance()  argument
334 	hfi_instance->hdr = hfi_instance->local_table +  in init_hfi_instance()
335 			    sizeof(*hfi_instance->timestamp);  in init_hfi_instance()
338 	hfi_instance->data = hfi_instance->hdr + hfi_features.hdr_size;  in init_hfi_instance()
356 	struct hfi_instance *hfi_instance;  in intel_hfi_online()  local
372 	hfi_instance = info->hfi_instance;  in intel_hfi_online()
373 	if (!hfi_instance) {  in intel_hfi_online()
377 		hfi_instance = &hfi_instances[die_id];  in intel_hfi_online()
378 		info->hfi_instance = hfi_instance;  in intel_hfi_online()
389 	if (hfi_instance->hdr) {  in intel_hfi_online()
390 		cpumask_set_cpu(cpu, hfi_instance->cpus);  in intel_hfi_online()
398 	hfi_instance->hw_table = alloc_pages_exact(hfi_features.nr_table_pages,  in intel_hfi_online()
400 	if (!hfi_instance->hw_table)  in intel_hfi_online()
403 	hw_table_pa = virt_to_phys(hfi_instance->hw_table);  in intel_hfi_online()
409 	hfi_instance->local_table = kzalloc(hfi_features.nr_table_pages << PAGE_SHIFT,  in intel_hfi_online()
411 	if (!hfi_instance->local_table)  in intel_hfi_online()
424 	init_hfi_instance(hfi_instance);  in intel_hfi_online()
426 	INIT_DELAYED_WORK(&hfi_instance->update_work, hfi_update_work_fn);  in intel_hfi_online()
427 	raw_spin_lock_init(&hfi_instance->table_lock);  in intel_hfi_online()
428 	raw_spin_lock_init(&hfi_instance->event_lock);  in intel_hfi_online()
430 	cpumask_set_cpu(cpu, hfi_instance->cpus);  in intel_hfi_online()
445 	free_pages_exact(hfi_instance->hw_table, hfi_features.nr_table_pages);  in intel_hfi_online()
462 	struct hfi_instance *hfi_instance;  in intel_hfi_offline()  local
469 	hfi_instance = info->hfi_instance;  in intel_hfi_offline()
470 	if (!hfi_instance)  in intel_hfi_offline()
473 	if (!hfi_instance->hdr)  in intel_hfi_offline()
477 	cpumask_clear_cpu(cpu, hfi_instance->cpus);  in intel_hfi_offline()
528 	struct hfi_instance *hfi_instance;  in intel_hfi_init()  local
548 		hfi_instance = &hfi_instances[i];  in intel_hfi_init()
549 		if (!zalloc_cpumask_var(&hfi_instance->cpus, GFP_KERNEL))  in intel_hfi_init()
561 		hfi_instance = &hfi_instances[j];  in intel_hfi_init()
562 		free_cpumask_var(hfi_instance->cpus);  in intel_hfi_init()