iommu/vt-d: use dmar_insert_dev_info() from dma_add_dev_info()

			       struct pci_dev *pdev,

			       int translation)

{

	struct dmar_domain *ndomain;

	struct device_domain_info *info;

	unsigned long flags;

	int ret;

	info = alloc_devinfo_mem();

	if (!info)

		return -ENOMEM;

	info->segment = pci_domain_nr(pdev->bus);

	info->bus = pdev->bus->number;

	info->devfn = pdev->devfn;

	info->dev = &pdev->dev;

	info->domain = domain;

	spin_lock_irqsave(&device_domain_lock, flags);

	list_add(&info->link, &domain->devices);

	list_add(&info->global, &device_domain_list);

	pdev->dev.archdata.iommu = info;

	spin_unlock_irqrestore(&device_domain_lock, flags);

	ndomain = dmar_insert_dev_info(pci_domain_nr(pdev->bus),

				       pdev->bus->number, pdev->devfn,

				       &pdev->dev, domain);

	if (ndomain != domain)

		return -EBUSY;

	ret = domain_context_mapping(domain, pdev, translation);

	if (ret) {

		spin_lock_irqsave(&device_domain_lock, flags);

		info = pdev->dev.archdata.iommu;

		unlink_domain_info(info);

		spin_unlock_irqrestore(&device_domain_lock, flags);

		free_devinfo_mem(info);