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()
1439 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in direct_lpi_inv()  local
1441 		WARN_ON(!is_v4_1(its_dev->its));  in direct_lpi_inv()
1463 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in lpi_update_config()  local
1467 	    (is_v4_1(its_dev->its) || !irqd_is_forwarded_to_vcpu(d)))  in lpi_update_config()
1470 		its_send_inv(its_dev, its_get_event_id(d));  in lpi_update_config()
1472 		its_send_vinv(its_dev, its_get_event_id(d));  in lpi_update_config()
1477 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_set_doorbell()  local
1485 	if (is_v4_1(its_dev->its))  in its_vlpi_set_doorbell()
1488 	map = dev_event_to_vlpi_map(its_dev, event);  in its_vlpi_set_doorbell()
1505 	its_send_vmovi(its_dev, event);  in its_vlpi_set_doorbell()
1572 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_select_cpu()  local
1579 	node = its_dev->its->numa_node;  in its_select_cpu()
1608 			if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144))  in its_select_cpu()
1626 		if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144) &&  in its_select_cpu()
1642 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_set_affinity()  local
1651 	prev_cpu = its_dev->event_map.col_map[id];  in its_set_affinity()
1664 		target_col = &its_dev->its->collections[cpu];  in its_set_affinity()
1665 		its_send_movi(its_dev, target_col, id);  in its_set_affinity()
1666 		its_dev->event_map.col_map[id] = cpu;  in its_set_affinity()
1679 static u64 its_irq_get_msi_base(struct its_device *its_dev)  in its_irq_get_msi_base()  argument
1681 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base()
1688 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_compose_msi_msg()  local
1692 	its = its_dev->its;  in its_irq_compose_msi_msg()
1693 	addr = its->get_msi_base(its_dev);  in its_irq_compose_msi_msg()
1706 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_irqchip_state()  local
1714 			its_send_vint(its_dev, event);  in its_irq_set_irqchip_state()
1716 			its_send_vclear(its_dev, event);  in its_irq_set_irqchip_state()
1719 			its_send_int(its_dev, event);  in its_irq_set_irqchip_state()
1721 			its_send_clear(its_dev, event);  in its_irq_set_irqchip_state()
1807 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_map()  local
1814 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_map()
1816 	if (!its_dev->event_map.vm) {  in its_vlpi_map()
1819 		maps = kcalloc(its_dev->event_map.nr_lpis, sizeof(*maps),  in its_vlpi_map()
1826 		its_dev->event_map.vm = info->map->vm;  in its_vlpi_map()
1827 		its_dev->event_map.vlpi_maps = maps;  in its_vlpi_map()
1828 	} else if (its_dev->event_map.vm != info->map->vm) {  in its_vlpi_map()
1834 	its_dev->event_map.vlpi_maps[event] = *info->map;  in its_vlpi_map()
1838 		its_send_vmovi(its_dev, event);  in its_vlpi_map()
1841 		its_map_vm(its_dev->its, info->map->vm);  in its_vlpi_map()
1853 		its_send_discard(its_dev, event);  in its_vlpi_map()
1856 		its_send_vmapti(its_dev, event);  in its_vlpi_map()
1859 		its_dev->event_map.nr_vlpis++;  in its_vlpi_map()
1863 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_map()
1869 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_get()  local
1873 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_get()
1877 	if (!its_dev->event_map.vm || !map) {  in its_vlpi_get()
1886 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_get()
1892 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_unmap()  local
1896 	raw_spin_lock(&its_dev->event_map.vlpi_lock);  in its_vlpi_unmap()
1898 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d)) {  in its_vlpi_unmap()
1904 	its_send_discard(its_dev, event);  in its_vlpi_unmap()
1908 	its_send_mapti(its_dev, d->hwirq, event);  in its_vlpi_unmap()
1914 	its_unmap_vm(its_dev->its, its_dev->event_map.vm);  in its_vlpi_unmap()
1920 	if (!--its_dev->event_map.nr_vlpis) {  in its_vlpi_unmap()
1921 		its_dev->event_map.vm = NULL;  in its_vlpi_unmap()
1922 		kfree(its_dev->event_map.vlpi_maps);  in its_vlpi_unmap()
1926 	raw_spin_unlock(&its_dev->event_map.vlpi_lock);  in its_vlpi_unmap()
1932 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_prop_update()  local
1934 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d))  in its_vlpi_prop_update()
1948 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_vcpu_affinity()  local
1952 	if (!is_v4(its_dev->its))  in its_irq_set_vcpu_affinity()
3221 	struct its_device *its_dev = NULL, *tmp;  in its_find_device()  local
3228 			its_dev = tmp;  in its_find_device()
3235 	return its_dev;  in its_find_device()
3418 static void its_free_device(struct its_device *its_dev)  in its_free_device()  argument
3422 	raw_spin_lock_irqsave(&its_dev->its->lock, flags);  in its_free_device()
3423 	list_del(&its_dev->entry);  in its_free_device()
3424 	raw_spin_unlock_irqrestore(&its_dev->its->lock, flags);  in its_free_device()
3425 	kfree(its_dev->event_map.col_map);  in its_free_device()
3426 	kfree(its_dev->itt);  in its_free_device()
3427 	kfree(its_dev);  in its_free_device()
3450 	struct its_device *its_dev;  in its_msi_prepare()  local
3477 	its_dev = its_find_device(its, dev_id);  in its_msi_prepare()
3478 	if (its_dev) {  in its_msi_prepare()
3484 		its_dev->shared = true;  in its_msi_prepare()
3489 	its_dev = its_create_device(its, dev_id, nvec, true);  in its_msi_prepare()
3490 	if (!its_dev) {  in its_msi_prepare()
3496 		its_dev->shared = true;  in its_msi_prepare()
3501 	info->scratchpad[0].ptr = its_dev;  in its_msi_prepare()
3537 	struct its_device *its_dev = info->scratchpad[0].ptr;  in its_irq_domain_alloc()  local
3538 	struct its_node *its = its_dev->its;  in its_irq_domain_alloc()
3544 	err = its_alloc_device_irq(its_dev, nr_irqs, &hwirq);  in its_irq_domain_alloc()
3548 	err = iommu_dma_prepare_msi(info->desc, its->get_msi_base(its_dev));  in its_irq_domain_alloc()
3558 					      hwirq + i, &its_irq_chip, its_dev);  in its_irq_domain_alloc()
3563 			 (int)(hwirq + i - its_dev->event_map.lpi_base),  in its_irq_domain_alloc()
3573 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_activate()  local
3582 	its_dev->event_map.col_map[event] = cpu;  in its_irq_domain_activate()
3586 	its_send_mapti(its_dev, d->hwirq, event);  in its_irq_domain_activate()
3593 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_deactivate()  local
3596 	its_dec_lpi_count(d, its_dev->event_map.col_map[event]);  in its_irq_domain_deactivate()
3598 	its_send_discard(its_dev, event);  in its_irq_domain_deactivate()
3605 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_free()  local
3606 	struct its_node *its = its_dev->its;  in its_irq_domain_free()
3609 	bitmap_release_region(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3626 	if (!its_dev->shared &&  in its_irq_domain_free()
3627 	    bitmap_empty(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3628 			 its_dev->event_map.nr_lpis)) {  in its_irq_domain_free()
3629 		its_lpi_free(its_dev->event_map.lpi_map,  in its_irq_domain_free()
3630 			     its_dev->event_map.lpi_base,  in its_irq_domain_free()
3631 			     its_dev->event_map.nr_lpis);  in its_irq_domain_free()
3634 		its_send_mapd(its_dev, 0);  in its_irq_domain_free()
3635 		its_free_device(its_dev);  in its_irq_domain_free()
4645 static u64 its_irq_get_msi_base_pre_its(struct its_device *its_dev)  in its_irq_get_msi_base_pre_its()  argument
4647 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base_pre_its()
4656 	return its->pre_its_base + (its_dev->device_id << 2);  in its_irq_get_msi_base_pre_its()