110 	u64			(*get_msi_base)(struct its_device *its_dev);
230 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_get_event_id()  local
231 	return d->hwirq - its_dev->event_map.lpi_base;  in its_get_event_id()
234 static struct its_collection *dev_event_to_col(struct its_device *its_dev,  in dev_event_to_col()  argument
237 	struct its_node *its = its_dev->its;  in dev_event_to_col()
239 	return its->collections + its_dev->event_map.col_map[event];  in dev_event_to_col()
242 static struct its_vlpi_map *dev_event_to_vlpi_map(struct its_device *its_dev,  in dev_event_to_vlpi_map()  argument
245 	if (WARN_ON_ONCE(event >= its_dev->event_map.nr_lpis))  in dev_event_to_vlpi_map()
248 	return &its_dev->event_map.vlpi_maps[event];  in dev_event_to_vlpi_map()
254 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in get_vlpi_map()  local
257 		return dev_event_to_vlpi_map(its_dev, event);  in get_vlpi_map()
283 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in irq_to_cpuid_lock()  local
284 		cpu = its_dev->event_map.col_map[its_get_event_id(d)];  in irq_to_cpuid_lock()
1443 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in direct_lpi_inv()  local
1445 		WARN_ON(!is_v4_1(its_dev->its));  in direct_lpi_inv()
1467 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in lpi_update_config()  local
1471 	    (is_v4_1(its_dev->its) || !irqd_is_forwarded_to_vcpu(d)))  in lpi_update_config()
1474 		its_send_inv(its_dev, its_get_event_id(d));  in lpi_update_config()
1476 		its_send_vinv(its_dev, its_get_event_id(d));  in lpi_update_config()
1481 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_set_doorbell()  local
1489 	if (is_v4_1(its_dev->its))  in its_vlpi_set_doorbell()
1492 	map = dev_event_to_vlpi_map(its_dev, event);  in its_vlpi_set_doorbell()
1509 	its_send_vmovi(its_dev, event);  in its_vlpi_set_doorbell()
1576 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_select_cpu()  local
1582 	node = its_dev->its->numa_node;  in its_select_cpu()
1614 			if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144))  in its_select_cpu()
1632 		if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144) &&  in its_select_cpu()
1648 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_set_affinity()  local
1657 	prev_cpu = its_dev->event_map.col_map[id];  in its_set_affinity()
1670 		target_col = &its_dev->its->collections[cpu];  in its_set_affinity()
1671 		its_send_movi(its_dev, target_col, id);  in its_set_affinity()
1672 		its_dev->event_map.col_map[id] = cpu;  in its_set_affinity()
1685 static u64 its_irq_get_msi_base(struct its_device *its_dev)  in its_irq_get_msi_base()  argument
1687 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base()
1694 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_compose_msi_msg()  local
1698 	its = its_dev->its;  in its_irq_compose_msi_msg()
1699 	addr = its->get_msi_base(its_dev);  in its_irq_compose_msi_msg()
1712 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_irqchip_state()  local
1720 			its_send_vint(its_dev, event);  in its_irq_set_irqchip_state()
1722 			its_send_vclear(its_dev, event);  in its_irq_set_irqchip_state()
1725 			its_send_int(its_dev, event);  in its_irq_set_irqchip_state()
1727 			its_send_clear(its_dev, event);  in its_irq_set_irqchip_state()
1813 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_map()  local
1820 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_map()
1822 	if (!its_dev->event_map.vm) {  in its_vlpi_map()
1825 		maps = kcalloc(its_dev->event_map.nr_lpis, sizeof(*maps),  in its_vlpi_map()
1832 		its_dev->event_map.vm = info->map->vm;  in its_vlpi_map()
1833 		its_dev->event_map.vlpi_maps = maps;  in its_vlpi_map()
1834 	} else if (its_dev->event_map.vm != info->map->vm) {  in its_vlpi_map()
1840 	its_dev->event_map.vlpi_maps[event] = *info->map;  in its_vlpi_map()
1844 		its_send_vmovi(its_dev, event);  in its_vlpi_map()
1847 		its_map_vm(its_dev->its, info->map->vm);  in its_vlpi_map()
1859 		its_send_discard(its_dev, event);  in its_vlpi_map()
1862 		its_send_vmapti(its_dev, event);  in its_vlpi_map()
1865 		its_dev->event_map.nr_vlpis++;  in its_vlpi_map()
1869 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_map()
1875 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_get()  local
1879 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_get()
1883 	if (!its_dev->event_map.vm || !map) {  in its_vlpi_get()
1892 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_get()
1898 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_unmap()  local
1902 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_unmap()
1904 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d)) {  in its_vlpi_unmap()
1910 	its_send_discard(its_dev, event);  in its_vlpi_unmap()
1914 	its_send_mapti(its_dev, d->hwirq, event);  in its_vlpi_unmap()
1920 	its_unmap_vm(its_dev->its, its_dev->event_map.vm);  in its_vlpi_unmap()
1926 	if (!--its_dev->event_map.nr_vlpis) {  in its_vlpi_unmap()
1927 		its_dev->event_map.vm = NULL;  in its_vlpi_unmap()
1928 		kfree(its_dev->event_map.vlpi_maps);  in its_vlpi_unmap()
1932 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_unmap()
1938 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_prop_update()  local
1940 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d))  in its_vlpi_prop_update()
1954 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_vcpu_affinity()  local
1958 	if (!is_v4(its_dev->its))  in its_irq_set_vcpu_affinity()
3236 	struct its_device *its_dev = NULL, *tmp;  in its_find_device()  local
3243 			its_dev = tmp;  in its_find_device()
3250 	return its_dev;  in its_find_device()
3433 static void its_free_device(struct its_device *its_dev)  in its_free_device()  argument
3437 	raw_spin_lock_irqsave(&its_dev->its->lock, flags);  in its_free_device()
3438 	list_del(&its_dev->entry);  in its_free_device()
3439 	raw_spin_unlock_irqrestore(&its_dev->its->lock, flags);  in its_free_device()
3440 	kfree(its_dev->event_map.col_map);  in its_free_device()
3441 	kfree(its_dev->itt);  in its_free_device()
3442 	kfree(its_dev);  in its_free_device()
3465 	struct its_device *its_dev;  in its_msi_prepare()  local
3492 	its_dev = its_find_device(its, dev_id);  in its_msi_prepare()
3493 	if (its_dev) {  in its_msi_prepare()
3499 		its_dev->shared = true;  in its_msi_prepare()
3504 	its_dev = its_create_device(its, dev_id, nvec, true);  in its_msi_prepare()
3505 	if (!its_dev) {  in its_msi_prepare()
3511 		its_dev->shared = true;  in its_msi_prepare()
3516 	info->scratchpad[0].ptr = its_dev;  in its_msi_prepare()
3552 	struct its_device *its_dev = info->scratchpad[0].ptr;  in its_irq_domain_alloc()  local
3553 	struct its_node *its = its_dev->its;  in its_irq_domain_alloc()
3559 	err = its_alloc_device_irq(its_dev, nr_irqs, &hwirq);  in its_irq_domain_alloc()
3563 	err = iommu_dma_prepare_msi(info->desc, its->get_msi_base(its_dev));  in its_irq_domain_alloc()
3573 					      hwirq + i, &its_irq_chip, its_dev);  in its_irq_domain_alloc()
3578 			 (int)(hwirq + i - its_dev->event_map.lpi_base),  in its_irq_domain_alloc()
3588 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_activate()  local
3597 	its_dev->event_map.col_map[event] = cpu;  in its_irq_domain_activate()
3601 	its_send_mapti(its_dev, d->hwirq, event);  in its_irq_domain_activate()
3608 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_deactivate()  local
3611 	its_dec_lpi_count(d, its_dev->event_map.col_map[event]);  in its_irq_domain_deactivate()
3613 	its_send_discard(its_dev, event);  in its_irq_domain_deactivate()
3620 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_free()  local
3621 	struct its_node *its = its_dev->its;  in its_irq_domain_free()
3624 	bitmap_release_region(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3641 	if (!its_dev->shared &&  in its_irq_domain_free()
3642 	    bitmap_empty(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3643 			 its_dev->event_map.nr_lpis)) {  in its_irq_domain_free()
3644 		its_lpi_free(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3645 			     its_dev->event_map.lpi_base,  in its_irq_domain_free()
3646 			     its_dev->event_map.nr_lpis);  in its_irq_domain_free()
3649 		its_send_mapd(its_dev, 0);  in its_irq_domain_free()
3650 		its_free_device(its_dev);  in its_irq_domain_free()
4660 static u64 its_irq_get_msi_base_pre_its(struct its_device *its_dev)  in its_irq_get_msi_base_pre_its()  argument
4662 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base_pre_its()
4671 	return its->pre_its_base + (its_dev->device_id << 2);  in its_irq_get_msi_base_pre_its()