115 	u64			(*get_msi_base)(struct its_device *its_dev);
326 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_get_event_id()  local
327 	return d->hwirq - its_dev->event_map.lpi_base;  in its_get_event_id()
330 static struct its_collection *dev_event_to_col(struct its_device *its_dev,  in dev_event_to_col()  argument
333 	struct its_node *its = its_dev->its;  in dev_event_to_col()
335 	return its->collections + its_dev->event_map.col_map[event];  in dev_event_to_col()
338 static struct its_vlpi_map *dev_event_to_vlpi_map(struct its_device *its_dev,  in dev_event_to_vlpi_map()  argument
341 	if (WARN_ON_ONCE(event >= its_dev->event_map.nr_lpis))  in dev_event_to_vlpi_map()
344 	return &its_dev->event_map.vlpi_maps[event];  in dev_event_to_vlpi_map()
350 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in get_vlpi_map()  local
353 		return dev_event_to_vlpi_map(its_dev, event);  in get_vlpi_map()
389 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in irq_to_cpuid_lock()  local
390 		cpu = its_dev->event_map.col_map[its_get_event_id(d)];  in irq_to_cpuid_lock()
1573 		struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in direct_lpi_inv()  local
1575 		WARN_ON(!is_v4_1(its_dev->its));  in direct_lpi_inv()
1589 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in lpi_update_config()  local
1593 	    (is_v4_1(its_dev->its) || !irqd_is_forwarded_to_vcpu(d)))  in lpi_update_config()
1596 		its_send_inv(its_dev, its_get_event_id(d));  in lpi_update_config()
1598 		its_send_vinv(its_dev, its_get_event_id(d));  in lpi_update_config()
1603 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_set_doorbell()  local
1611 	if (is_v4_1(its_dev->its))  in its_vlpi_set_doorbell()
1614 	map = dev_event_to_vlpi_map(its_dev, event);  in its_vlpi_set_doorbell()
1631 	its_send_vmovi(its_dev, event);  in its_vlpi_set_doorbell()
1698 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_select_cpu()  local
1704 	node = its_dev->its->numa_node;  in its_select_cpu()
1736 			if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144))  in its_select_cpu()
1754 		if ((its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144) &&  in its_select_cpu()
1770 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_set_affinity()  local
1779 	prev_cpu = its_dev->event_map.col_map[id];  in its_set_affinity()
1792 		target_col = &its_dev->its->collections[cpu];  in its_set_affinity()
1793 		its_send_movi(its_dev, target_col, id);  in its_set_affinity()
1794 		its_dev->event_map.col_map[id] = cpu;  in its_set_affinity()
1807 static u64 its_irq_get_msi_base(struct its_device *its_dev)  in its_irq_get_msi_base()  argument
1809 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base()
1816 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_compose_msi_msg()  local
1820 			 its_dev->its->get_msi_base(its_dev));  in its_irq_compose_msi_msg()
1827 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_irqchip_state()  local
1835 			its_send_vint(its_dev, event);  in its_irq_set_irqchip_state()
1837 			its_send_vclear(its_dev, event);  in its_irq_set_irqchip_state()
1840 			its_send_int(its_dev, event);  in its_irq_set_irqchip_state()
1842 			its_send_clear(its_dev, event);  in its_irq_set_irqchip_state()
1920 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_map()  local
1926 	if (!its_dev->event_map.vm) {  in its_vlpi_map()
1929 		maps = kcalloc(its_dev->event_map.nr_lpis, sizeof(*maps),  in its_vlpi_map()
1934 		its_dev->event_map.vm = info->map->vm;  in its_vlpi_map()
1935 		its_dev->event_map.vlpi_maps = maps;  in its_vlpi_map()
1936 	} else if (its_dev->event_map.vm != info->map->vm) {  in its_vlpi_map()
1941 	its_dev->event_map.vlpi_maps[event] = *info->map;  in its_vlpi_map()
1945 		its_send_vmovi(its_dev, event);  in its_vlpi_map()
1948 		its_map_vm(its_dev->its, info->map->vm);  in its_vlpi_map()
1960 		its_send_discard(its_dev, event);  in its_vlpi_map()
1963 		its_send_vmapti(its_dev, event);  in its_vlpi_map()
1966 		its_dev->event_map.nr_vlpis++;  in its_vlpi_map()
1974 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_get()  local
1979 	if (!its_dev->event_map.vm || !map)  in its_vlpi_get()
1990 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_unmap()  local
1993 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d))  in its_vlpi_unmap()
1997 	its_send_discard(its_dev, event);  in its_vlpi_unmap()
2001 	its_send_mapti(its_dev, d->hwirq, event);  in its_vlpi_unmap()
2007 	its_unmap_vm(its_dev->its, its_dev->event_map.vm);  in its_vlpi_unmap()
2013 	if (!--its_dev->event_map.nr_vlpis) {  in its_vlpi_unmap()
2014 		its_dev->event_map.vm = NULL;  in its_vlpi_unmap()
2015 		kfree(its_dev->event_map.vlpi_maps);  in its_vlpi_unmap()
2023 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_vlpi_prop_update()  local
2025 	if (!its_dev->event_map.vm || !irqd_is_forwarded_to_vcpu(d))  in its_vlpi_prop_update()
2039 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_set_vcpu_affinity()  local
2043 	if (!is_v4(its_dev->its))  in its_irq_set_vcpu_affinity()
2046 	guard(raw_spinlock)(&its_dev->event_map.vlpi_lock);  in its_irq_set_vcpu_affinity()
3340 	struct its_device *its_dev = NULL, *tmp;  in its_find_device()  local
3347 			its_dev = tmp;  in its_find_device()
3354 	return its_dev;  in its_find_device()
3541 static void its_free_device(struct its_device *its_dev)  in its_free_device()  argument
3545 	raw_spin_lock_irqsave(&its_dev->its->lock, flags);  in its_free_device()
3546 	list_del(&its_dev->entry);  in its_free_device()
3547 	raw_spin_unlock_irqrestore(&its_dev->its->lock, flags);  in its_free_device()
3548 	kfree(its_dev->event_map.col_map);  in its_free_device()
3549 	itt_free_pool(its_dev->itt, its_dev->itt_sz);  in its_free_device()
3550 	kfree(its_dev);  in its_free_device()
3573 	struct its_device *its_dev;  in its_msi_prepare()  local
3600 	its_dev = its_find_device(its, dev_id);  in its_msi_prepare()
3601 	if (its_dev) {  in its_msi_prepare()
3607 		its_dev->shared = true;  in its_msi_prepare()
3612 	its_dev = its_create_device(its, dev_id, nvec, true);  in its_msi_prepare()
3613 	if (!its_dev) {  in its_msi_prepare()
3619 		its_dev->shared = true;  in its_msi_prepare()
3624 	info->scratchpad[0].ptr = its_dev;  in its_msi_prepare()
3630 	struct its_device *its_dev = info->scratchpad[0].ptr;  in its_msi_teardown()  local
3632 	guard(mutex)(&its_dev->its->dev_alloc_lock);  in its_msi_teardown()
3635 	if (its_dev->shared)  in its_msi_teardown()
3639 	if (WARN_ON_ONCE(!bitmap_empty(its_dev->event_map.lpi_map,  in its_msi_teardown()
3640 				       its_dev->event_map.nr_lpis)))  in its_msi_teardown()
3643 	its_lpi_free(its_dev->event_map.lpi_map,  in its_msi_teardown()
3644 		     its_dev->event_map.lpi_base,  in its_msi_teardown()
3645 		     its_dev->event_map.nr_lpis);  in its_msi_teardown()
3648 	its_send_mapd(its_dev, 0);  in its_msi_teardown()
3649 	its_free_device(its_dev);  in its_msi_teardown()
3685 	struct its_device *its_dev = info->scratchpad[0].ptr;  in its_irq_domain_alloc()  local
3686 	struct its_node *its = its_dev->its;  in its_irq_domain_alloc()
3692 	err = its_alloc_device_irq(its_dev, nr_irqs, &hwirq);  in its_irq_domain_alloc()
3696 	err = iommu_dma_prepare_msi(info->desc, its->get_msi_base(its_dev));  in its_irq_domain_alloc()
3706 					      hwirq + i, &its_irq_chip, its_dev);  in its_irq_domain_alloc()
3712 			 (int)(hwirq + i - its_dev->event_map.lpi_base),  in its_irq_domain_alloc()
3722 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_activate()  local
3731 	its_dev->event_map.col_map[event] = cpu;  in its_irq_domain_activate()
3735 	its_send_mapti(its_dev, d->hwirq, event);  in its_irq_domain_activate()
3742 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_deactivate()  local
3745 	its_dec_lpi_count(d, its_dev->event_map.col_map[event]);  in its_irq_domain_deactivate()
3747 	its_send_discard(its_dev, event);  in its_irq_domain_deactivate()
3754 	struct its_device *its_dev = irq_data_get_irq_chip_data(d);  in its_irq_domain_free()  local
3757 	bitmap_release_region(its_dev->event_map.lpi_map,  in its_irq_domain_free()
4811 static u64 its_irq_get_msi_base_pre_its(struct its_device *its_dev)  in its_irq_get_msi_base_pre_its()  argument
4813 	struct its_node *its = its_dev->its;  in its_irq_get_msi_base_pre_its()
4822 	return its->pre_its_base + (its_dev->device_id << 2);  in its_irq_get_msi_base_pre_its()