pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
+ /* NFP can not handle DMA addresses requiring more than 40 bits */
+ if (rte_eal_check_dma_mask(40)) {
+ RTE_LOG(ERR, PMD, "device %s can not be used:",
+ pci_dev->device.name);
+ RTE_LOG(ERR, PMD, "\trestricted dma mask to 40 bits!\n");
+ return -ENODEV;
+ };
+
if ((pci_dev->id.device_id == PCI_DEVICE_ID_NFP4000_PF_NIC) ||
(pci_dev->id.device_id == PCI_DEVICE_ID_NFP6000_PF_NIC)) {
port = get_pf_port_number(eth_dev->data->name);