106 	u64			(*get_msi_base)(struct its_device *its_dev);
226 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_get_event_id()  local
227 	return d->hwirq - its_dev->event_map.lpi_base;  in its_get_event_id()
230 static struct its_collection *dev_event_to_col(struct its_device *its_dev,  in dev_event_to_col()  argument
233 	struct its_node *its = its_dev->its;  in dev_event_to_col()
235 	return its->collections + its_dev->event_map.col_map[event];  in dev_event_to_col()
238 static struct its_vlpi_map *dev_event_to_vlpi_map(struct its_device *its_dev,  in dev_event_to_vlpi_map()  argument
241 	if (WARN_ON_ONCE(event >= its_dev->event_map.nr_lpis))  in dev_event_to_vlpi_map()
244 	return &its_dev->event_map.vlpi_maps[event];  in dev_event_to_vlpi_map()
250 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in get_vlpi_map()  local
253 		return dev_event_to_vlpi_map(its_dev, event);  in get_vlpi_map()
279 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in irq_to_cpuid_lock()  local
280 		cpu = its_dev->event_map.col_map[its_get_event_id(d)];  in irq_to_cpuid_lock()
1434 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in direct_lpi_inv()  local
1436 		WARN_ON(!is_v4_1(its_dev->its));  in direct_lpi_inv()
1458 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in lpi_update_config()  local
1462 	    (is_v4_1(its_dev->its) || !irqd_is_forwarded_to_vcpu(d)))  in lpi_update_config()
1465 		its_send_inv(its_dev, its_get_event_id(d));  in lpi_update_config()
1467 		its_send_vinv(its_dev, its_get_event_id(d));  in lpi_update_config()
1472 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_set_doorbell()  local
1480 	if (is_v4_1(its_dev->its))  in its_vlpi_set_doorbell()
1483 	map = dev_event_to_vlpi_map(its_dev, event);  in its_vlpi_set_doorbell()
1500 	its_send_vmovi(its_dev, event);  in its_vlpi_set_doorbell()
1567 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_select_cpu()  local
1574 	node = its_dev->its->numa_node;  in its_select_cpu()
1603 			if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144))  in its_select_cpu()
1621 		if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144) &&  in its_select_cpu()
1637 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_set_affinity()  local
1646 	prev_cpu = its_dev->event_map.col_map[id];  in its_set_affinity()
1659 		target_col = &its_dev->its->collections[cpu];  in its_set_affinity()
1660 		its_send_movi(its_dev, target_col, id);  in its_set_affinity()
1661 		its_dev->event_map.col_map[id] = cpu;  in its_set_affinity()
1674 static u64 its_irq_get_msi_base(struct its_device *its_dev)  in its_irq_get_msi_base()  argument
1676 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base()
1683 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_compose_msi_msg()  local
1687 	its = its_dev->its;  in its_irq_compose_msi_msg()
1688 	addr = its->get_msi_base(its_dev);  in its_irq_compose_msi_msg()
1701 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_irqchip_state()  local
1709 			its_send_vint(its_dev, event);  in its_irq_set_irqchip_state()
1711 			its_send_vclear(its_dev, event);  in its_irq_set_irqchip_state()
1714 			its_send_int(its_dev, event);  in its_irq_set_irqchip_state()
1716 			its_send_clear(its_dev, event);  in its_irq_set_irqchip_state()
1802 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_map()  local
1809 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_map()
1811 	if (!its_dev->event_map.vm) {  in its_vlpi_map()
1814 		maps = kcalloc(its_dev->event_map.nr_lpis, sizeof(*maps),  in its_vlpi_map()
1821 		its_dev->event_map.vm = info->map->vm;  in its_vlpi_map()
1822 		its_dev->event_map.vlpi_maps = maps;  in its_vlpi_map()
1823 	} else if (its_dev->event_map.vm != info->map->vm) {  in its_vlpi_map()
1829 	its_dev->event_map.vlpi_maps[event] = *info->map;  in its_vlpi_map()
1833 		its_send_vmovi(its_dev, event);  in its_vlpi_map()
1836 		its_map_vm(its_dev->its, info->map->vm);  in its_vlpi_map()
1848 		its_send_discard(its_dev, event);  in its_vlpi_map()
1851 		its_send_vmapti(its_dev, event);  in its_vlpi_map()
1854 		its_dev->event_map.nr_vlpis++;  in its_vlpi_map()
1858 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_map()
1864 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_get()  local
1868 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_get()
1872 	if (!its_dev->event_map.vm || !map) {  in its_vlpi_get()
1881 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_get()
1887 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_unmap()  local
1891 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_unmap()
1893 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d)) {  in its_vlpi_unmap()
1899 	its_send_discard(its_dev, event);  in its_vlpi_unmap()
1903 	its_send_mapti(its_dev, d->hwirq, event);  in its_vlpi_unmap()
1909 	its_unmap_vm(its_dev->its, its_dev->event_map.vm);  in its_vlpi_unmap()
1915 	if (!--its_dev->event_map.nr_vlpis) {  in its_vlpi_unmap()
1916 		its_dev->event_map.vm = NULL;  in its_vlpi_unmap()
1917 		kfree(its_dev->event_map.vlpi_maps);  in its_vlpi_unmap()
1921 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_unmap()
1927 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_prop_update()  local
1929 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d))  in its_vlpi_prop_update()
1943 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_vcpu_affinity()  local
1947 	if (!is_v4(its_dev->its))  in its_irq_set_vcpu_affinity()
3216 	struct its_device *its_dev = NULL, *tmp;  in its_find_device()  local
3223 			its_dev = tmp;  in its_find_device()
3230 	return its_dev;  in its_find_device()
3413 static void its_free_device(struct its_device *its_dev)  in its_free_device()  argument
3417 	raw_spin_lock_irqsave(&its_dev->its->lock, flags);  in its_free_device()
3418 	list_del(&its_dev->entry);  in its_free_device()
3419 	raw_spin_unlock_irqrestore(&its_dev->its->lock, flags);  in its_free_device()
3420 	kfree(its_dev->event_map.col_map);  in its_free_device()
3421 	kfree(its_dev->itt);  in its_free_device()
3422 	kfree(its_dev);  in its_free_device()
3445 	struct its_device *its_dev;  in its_msi_prepare()  local
3472 	its_dev = its_find_device(its, dev_id);  in its_msi_prepare()
3473 	if (its_dev) {  in its_msi_prepare()
3479 		its_dev->shared = true;  in its_msi_prepare()
3484 	its_dev = its_create_device(its, dev_id, nvec, true);  in its_msi_prepare()
3485 	if (!its_dev) {  in its_msi_prepare()
3493 	info->scratchpad[0].ptr = its_dev;  in its_msi_prepare()
3529 	struct its_device *its_dev = info->scratchpad[0].ptr;  in its_irq_domain_alloc()  local
3530 	struct its_node *its = its_dev->its;  in its_irq_domain_alloc()
3536 	err = its_alloc_device_irq(its_dev, nr_irqs, &hwirq);  in its_irq_domain_alloc()
3540 	err = iommu_dma_prepare_msi(info->desc, its->get_msi_base(its_dev));  in its_irq_domain_alloc()
3550 					      hwirq + i, &its_irq_chip, its_dev);  in its_irq_domain_alloc()
3555 			 (int)(hwirq + i - its_dev->event_map.lpi_base),  in its_irq_domain_alloc()
3565 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_activate()  local
3574 	its_dev->event_map.col_map[event] = cpu;  in its_irq_domain_activate()
3578 	its_send_mapti(its_dev, d->hwirq, event);  in its_irq_domain_activate()
3585 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_deactivate()  local
3588 	its_dec_lpi_count(d, its_dev->event_map.col_map[event]);  in its_irq_domain_deactivate()
3590 	its_send_discard(its_dev, event);  in its_irq_domain_deactivate()
3597 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_free()  local
3598 	struct its_node *its = its_dev->its;  in its_irq_domain_free()
3601 	bitmap_release_region(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3618 	if (!its_dev->shared &&  in its_irq_domain_free()
3619 	    bitmap_empty(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3620 			 its_dev->event_map.nr_lpis)) {  in its_irq_domain_free()
3621 		its_lpi_free(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3622 			     its_dev->event_map.lpi_base,  in its_irq_domain_free()
3623 			     its_dev->event_map.nr_lpis);  in its_irq_domain_free()
3626 		its_send_mapd(its_dev, 0);  in its_irq_domain_free()
3627 		its_free_device(its_dev);  in its_irq_domain_free()
4624 static u64 its_irq_get_msi_base_pre_its(struct its_device *its_dev)  in its_irq_get_msi_base_pre_its()  argument
4626 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base_pre_its()
4635 	return its->pre_its_base + (its_dev->device_id << 2);  in its_irq_get_msi_base_pre_its()