PCI_VNDR_HEADER
pci_read_config_dword(pdev, vsec + PCI_VNDR_HEADER, &val);
header = dw_pcie_readl_dbi(pci, vsec + PCI_VNDR_HEADER);
header = dw_pcie_readl_dbi(pci, vsec + PCI_VNDR_HEADER);
ret = pci_read_config_dword(dev, vsec + PCI_VNDR_HEADER, &header);
pci_read_config_dword(pdev, vsec + PCI_VNDR_HEADER,
pci_read_config_dword(pdev, pos + PCI_VNDR_HEADER, &hdr);
ret = pci_read_config_dword(pdev, epos + PCI_VNDR_HEADER,