PCI_DVSEC_CXL_CAP
d + PCI_DVSEC_CXL_CAP, &cap);
rc = pci_read_config_word(pdev, d + PCI_DVSEC_CXL_CAP, &cap);
if (pci_read_config_word(pdev, offset + PCI_DVSEC_CXL_CAP, &cap))