@@ -369,14 +369,6 @@ static int cxl_probe_regs(struct cxl_register_map *map)
case CXL_REGLOC_RBI_COMPONENT:
comp_map = &map->component_map;
cxl_probe_component_regs(dev, base, comp_map);
- if (!comp_map->hdm_decoder.valid) {
- dev_err(dev, "HDM decoder registers not found\n");
- return -ENXIO;
- }
-
- if (!comp_map->ras.valid)
- dev_dbg(dev, "RAS registers not found\n");
-
dev_dbg(dev, "Set up component registers\n");
break;
case CXL_REGLOC_RBI_MEMDEV:
@@ -630,6 +630,8 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
rc = cxl_pci_setup_regs(pdev, CXL_REGLOC_RBI_COMPONENT, &map);
if (rc)
dev_warn(&pdev->dev, "No component registers (%d)\n", rc);
+ else if (!map.component_map.ras.valid)
+ dev_dbg(&pdev->dev, "RAS registers not found\n");
cxlds->component_reg_phys = map.resource;
@@ -102,8 +102,11 @@ static int cxl_endpoint_port_probe(struct cxl_port *port)
return rc;
cxlhdm = devm_cxl_setup_hdm(port, &info);
- if (IS_ERR(cxlhdm))
+ if (IS_ERR(cxlhdm)) {
+ if (PTR_ERR(cxlhdm) == -ENODEV)
+ dev_err(&port->dev, "HDM decoder registers not found\n");
return PTR_ERR(cxlhdm);
+ }
/* Cache the data early to ensure is_visible() works */
read_cdat_data(port);