[libvirt] [PATCH v4 09/11] qemu: Validate PCI controller options (chassis and port)

[Andrea Bolognani]

https://bugzilla.redhat.com/show_bug.cgi?id=1483816

Signed-off-by: Andrea Bolognani <abologna at redhat.com>
---
 src/qemu/qemu_domain.c | 61 +++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 48 insertions(+), 13 deletions(-)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 6c4ccdb62b..8b046ef463 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -4320,12 +4320,6 @@ qemuDomainDeviceDefValidateControllerPCIOld(const virDomainControllerDef *contro
         break;
 
     case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT_PORT:
-        if (pciopts->chassis == -1 || pciopts->port == -1) {
-            virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
-                           _("autogenerated pcie-root-port options not set"));
-            return -1;
-        }
-
         if ((pciopts->modelName == VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_IOH3420) &&
             !virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_IOH3420)) {
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
@@ -4355,13 +4349,6 @@ qemuDomainDeviceDefValidateControllerPCIOld(const virDomainControllerDef *contro
         break;
 
     case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_DOWNSTREAM_PORT:
-        if (pciopts->chassis == -1 || pciopts->port == -1) {
-            virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
-                           _("autogenerated pcie-switch-downstream-port "
-                             "options not set"));
-            return -1;
-        }
-
         if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_XIO3130_DOWNSTREAM)) {
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
                            _("The pcie-switch-downstream-port "
@@ -4847,6 +4834,54 @@ qemuDomainDeviceDefValidateControllerPCI(const virDomainControllerDef *cont,
         return -1;
     }
 
+    /* chassis and port */
+    switch ((virDomainControllerModelPCI) cont->model) {
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT_PORT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_DOWNSTREAM_PORT:
+        if (pciopts->chassis == -1) {
+            virReportError(VIR_ERR_INTERNAL_ERROR,
+                           _("Option '%s' not set for '%s' controller"),
+                           "chassis", model);
+            return -1;
+        }
+        if (pciopts->port == -1) {
+            virReportError(VIR_ERR_INTERNAL_ERROR,
+                           _("Option '%s' not set for '%s' controller"),
+                           "port", model);
+            return -1;
+        }
+        break;
+
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_BRIDGE:
+    case VIR_DOMAIN_CONTROLLER_MODEL_DMI_TO_PCI_BRIDGE:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_SWITCH_UPSTREAM_PORT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_EXPANDER_BUS:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_EXPANDER_BUS:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT:
+        if (pciopts->chassis != -1) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("Option '%s' is not valid for '%s' controller"),
+                           "chassis", model);
+            return -1;
+        }
+        if (pciopts->port != -1) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("Option '%s' is not valid for '%s' controller"),
+                           "port", model);
+            return -1;
+        }
+        break;
+
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_DEFAULT:
+    case VIR_DOMAIN_CONTROLLER_MODEL_PCI_LAST:
+    default:
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       _("Invalid '%s' value '%d'"),
+                       "virDomainControllerModelPCI", cont->model);
+        return -1;
+    }
+
     return qemuDomainDeviceDefValidateControllerPCIOld(cont, def, qemuCaps);
 }
 
-- 
2.14.3