prm_cxl_dpa_spa
hpa_range.start = prm_cxl_dpa_spa(pci_dev, hpa_range.start);
hpa_range.end = prm_cxl_dpa_spa(pci_dev, hpa_range.end);
addr = prm_cxl_dpa_spa(pci_dev, base + gran);