ALLOW_LEGACY
return mode == ALLOW_LEGACY;
if (nvec > 1 && !pci_msi_domain_supports(dev, MSI_FLAG_MULTI_PCI_MSI, ALLOW_LEGACY))
if (!pci_msi_domain_supports(dev, 0, ALLOW_LEGACY))
if (!pci_msi_domain_supports(dev, MSI_FLAG_PCI_MSIX, ALLOW_LEGACY))