[PATCH 2/6] conf: Introduce acpi-generic-initiator device

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Introduce apci-generic-initiator device to the domain XML.

Example definition:

  <acpi-generic-initiator>
    <alias name="gi1" />
    <pci-dev>dev0</pci-dev>
    <numa-node>1</numa-node>
  </acpi-generic-initiator>

This enables partitioning of PCI resources into multiple isolated
instances, each requiring a dedicated NUMA node definition, that can be
represented by the acpi-generic-initiator object.

Signed-off-by: Andrea Righi <arighi@xxxxxxxxxx>
---
 src/ch/ch_domain.c             |   1 +
 src/conf/domain_conf.c         | 128 +++++++++++++++++++++++++++++++++
 src/conf/domain_conf.h         |   1 +
 src/conf/domain_postparse.c    |   1 +
 src/conf/domain_validate.c     |  40 +++++++++++
 src/libxl/libxl_driver.c       |   6 ++
 src/lxc/lxc_driver.c           |   6 ++
 src/qemu/qemu_command.c        |   1 +
 src/qemu/qemu_domain.c         |   2 +
 src/qemu/qemu_domain_address.c |   4 ++
 src/qemu/qemu_driver.c         |   3 +
 src/qemu/qemu_hotplug.c        |   5 ++
 src/qemu/qemu_postparse.c      |   1 +
 src/qemu/qemu_validate.c       |   1 +
 src/test/test_driver.c         |   4 ++
 15 files changed, 204 insertions(+)

diff --git a/src/ch/ch_domain.c b/src/ch/ch_domain.c
index 4f5966adce..224a97bd79 100644
--- a/src/ch/ch_domain.c
+++ b/src/ch/ch_domain.c
@@ -159,6 +159,7 @@ chValidateDomainDeviceDef(const virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_CONTROLLER:
     case VIR_DOMAIN_DEVICE_CHR:
     case VIR_DOMAIN_DEVICE_HOSTDEV:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         break;
 
     case VIR_DOMAIN_DEVICE_LEASE:
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 3d5836ee0e..576f617153 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -342,6 +342,7 @@ VIR_ENUM_IMPL(virDomainDevice,
               "audio",
               "crypto",
               "pstore",
+              "acpiinitiator",
 );
 
 VIR_ENUM_IMPL(virDomainDiskDevice,
@@ -3704,6 +3705,9 @@ void virDomainDeviceDefFree(virDomainDeviceDef *def)
     case VIR_DOMAIN_DEVICE_PSTORE:
         virDomainPstoreDefFree(def->data.pstore);
         break;
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
+        virDomainAcpiInitiatorDefFree(def->data.acpiinitiator);
+        break;
     case VIR_DOMAIN_DEVICE_LAST:
     case VIR_DOMAIN_DEVICE_NONE:
         break;
@@ -4630,6 +4634,8 @@ virDomainDeviceGetInfo(const virDomainDeviceDef *device)
         return &device->data.crypto->info;
     case VIR_DOMAIN_DEVICE_PSTORE:
         return &device->data.pstore->info;
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
+        return device->data.acpiinitiator->info;
 
     /* The following devices do not contain virDomainDeviceInfo */
     case VIR_DOMAIN_DEVICE_LEASE:
@@ -4738,6 +4744,9 @@ virDomainDeviceSetData(virDomainDeviceDef *device,
     case VIR_DOMAIN_DEVICE_PSTORE:
         device->data.pstore = devicedata;
         break;
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
+        device->data.acpiinitiator = devicedata;
+        break;
     case VIR_DOMAIN_DEVICE_NONE:
     case VIR_DOMAIN_DEVICE_LAST:
         break;
@@ -4963,6 +4972,13 @@ virDomainDeviceInfoIterateFlags(virDomainDef *def,
             return rc;
     }
 
+    device.type = VIR_DOMAIN_DEVICE_ACPI_INITIATOR;
+    for (i = 0; i < def->nacpiinitiator; i++) {
+        device.data.acpiinitiator = def->acpiinitiator[i];
+        if ((rc = cb(def, &device, def->acpiinitiator[i]->info, opaque)) != 0)
+            return rc;
+    }
+
     /* If the flag below is set, make sure @cb can handle @info being NULL */
     if (iteratorFlags & DOMAIN_DEVICE_ITERATE_MISSING_INFO) {
         device.type = VIR_DOMAIN_DEVICE_GRAPHICS;
@@ -5023,6 +5039,7 @@ virDomainDeviceInfoIterateFlags(virDomainDef *def,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         break;
     }
 #endif
@@ -13402,6 +13419,60 @@ virDomainHostdevDefParseXML(virDomainXMLOption *xmlopt,
 }
 
 
+static virDomainAcpiInitiatorDef *
+virDomainAcpiInitiatorDefParseXML(virDomainXMLOption *xmlopt,
+                            xmlNodePtr node,
+                            xmlXPathContextPtr ctxt,
+                            unsigned int flags)
+{
+    virDomainAcpiInitiatorDef *def;
+    xmlNodePtr cur;
+
+    VIR_XPATH_NODE_AUTORESTORE(ctxt)
+
+    ctxt->node = node;
+
+    if (!(def = virDomainAcpiInitiatorDefNew()))
+        goto error;
+
+    for (cur = node->children; cur; cur = cur->next) {
+        if (cur->type != XML_ELEMENT_NODE)
+            continue;
+
+        if (xmlStrEqual(cur->name, BAD_CAST "alias")) {
+            def->name = virXMLPropString(cur, "name");
+            if (!def->name)
+                goto error;
+        } else if (xmlStrEqual(cur->name, BAD_CAST "pci-dev")) {
+            def->pciDev = virXMLNodeContentString(cur);
+            if (!def->pciDev)
+                goto error;
+        } else if (xmlStrEqual(cur->name, BAD_CAST "numa-node")) {
+            xmlChar *content = xmlNodeGetContent(cur);
+
+            if (!content)
+                goto error;
+            if (virStrToLong_i((const char *)content, NULL, 10, &def->numaNode) < 0) {
+                xmlFree(content);
+                goto error;
+            }
+            xmlFree(content);
+        }
+    }
+
+    if (def->info->type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
+        if (virDomainDeviceInfoParseXML(xmlopt, node, ctxt, def->info,
+                                        flags) < 0)
+            goto error;
+    }
+    return def;
+
+ error:
+    virDomainAcpiInitiatorDefFree(def);
+    return NULL;
+}
+
+
 static virDomainRedirdevDef *
 virDomainRedirdevDefParseXML(virDomainXMLOption *xmlopt,
                              xmlNodePtr node,
@@ -14403,6 +14474,12 @@ virDomainDeviceDefParse(const char *xmlStr,
             return NULL;
         }
         break;
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
+        if (!(dev->data.acpiinitiator = virDomainAcpiInitiatorDefParseXML(xmlopt, node,
+                                                            ctxt, flags))) {
+            return NULL;
+        }
+        break;
     case VIR_DOMAIN_DEVICE_NONE:
     case VIR_DOMAIN_DEVICE_LAST:
         break;
@@ -19822,6 +19899,23 @@ virDomainDefParseXML(xmlXPathContextPtr ctxt,
     }
     VIR_FREE(nodes);
 
+    /* analysis of the acpi generic initiator */
+    if ((n = virXPathNodeSet("./devices/acpi-generic-initiator", ctxt, &nodes)) < 0)
+        return NULL;
+
+    def->acpiinitiator = g_new0(virDomainAcpiInitiatorDef *, n);
+
+    for (i = 0; i < n; i++) {
+        virDomainAcpiInitiatorDef *acpiinitiator;
+
+        acpiinitiator = virDomainAcpiInitiatorDefParseXML(xmlopt, nodes[i], ctxt, flags);
+        if (!acpiinitiator)
+            return NULL;
+
+        def->acpiinitiator[def->nacpiinitiator++] = acpiinitiator;
+    }
+    VIR_FREE(nodes);
+
     /* analysis of the user namespace mapping */
     if ((n = virXPathNodeSet("./idmap/uid", ctxt, &nodes)) < 0)
         return NULL;
@@ -20749,6 +20843,17 @@ virDomainHostdevDefCheckABIStability(virDomainHostdevDef *src,
 }
 
 
+static bool
+virDomainAcpiInitiatorDefCheckABIStability(virDomainAcpiInitiatorDef *src,
+                                     virDomainAcpiInitiatorDef *dst)
+{
+    if (!virDomainDeviceInfoCheckABIStability(src->info, dst->info))
+        return false;
+
+    return true;
+}
+
+
 static bool
 virDomainSmartcardDefCheckABIStability(virDomainSmartcardDef *src,
                                        virDomainSmartcardDef *dst)
@@ -22097,6 +22202,11 @@ virDomainDefCheckABIStabilityFlags(virDomainDef *src,
             goto error;
     }
 
+    for (i = 0; i < src->nacpiinitiator; i++) {
+        if (!virDomainAcpiInitiatorDefCheckABIStability(src->acpiinitiator[i], dst->acpiinitiator[i]))
+            goto error;
+    }
+
     if ((!src->redirfilter && dst->redirfilter) ||
         (src->redirfilter && !dst->redirfilter)) {
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
@@ -22267,6 +22377,7 @@ virDomainDefCheckABIStabilityFlags(virDomainDef *src,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         break;
     }
 #endif
@@ -28313,6 +28424,19 @@ virDomainPstoreDefFormat(virBuffer *buf,
     return 0;
 }
 
+static void
+virDomainAcpiInitiatorDefFormat(virBuffer *buf,
+                         virDomainAcpiInitiatorDef *acpiinitiator)
+{
+    g_auto(virBuffer) attrBuf = VIR_BUFFER_INITIALIZER;
+    g_auto(virBuffer) childBuf = VIR_BUFFER_INIT_CHILD(buf);
+
+    virBufferAsprintf(&childBuf, "<alias name=\"%s\" />\n", acpiinitiator->name);
+    virBufferAsprintf(&childBuf, "<pci-dev>%s</pci-dev>\n", acpiinitiator->pciDev);
+    virBufferAsprintf(&childBuf, "<numa-node>%d</numa-node>\n", acpiinitiator->numaNode);
+
+    virXMLFormatElement(buf, "acpi-generic-initiator", &attrBuf, &childBuf);
+}
 
 int
 virDomainDefFormatInternal(virDomainDef *def,
@@ -28788,6 +28912,9 @@ virDomainDefFormatInternalSetRootName(virDomainDef *def,
     if (def->pstore)
         virDomainPstoreDefFormat(buf, def->pstore, flags);
 
+    for (n = 0; n < def->nacpiinitiator; n++)
+        virDomainAcpiInitiatorDefFormat(buf, def->acpiinitiator[n]);
+
     virBufferAdjustIndent(buf, -2);
     virBufferAddLit(buf, "</devices>\n");
 
@@ -28948,6 +29075,7 @@ virDomainDeviceIsUSB(virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     break;
     }
 
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index 74840cdb39..6917ba35ba 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -88,6 +88,7 @@ typedef enum {
     VIR_DOMAIN_DEVICE_AUDIO,
     VIR_DOMAIN_DEVICE_CRYPTO,
     VIR_DOMAIN_DEVICE_PSTORE,
+    VIR_DOMAIN_DEVICE_ACPI_INITIATOR,
 
     VIR_DOMAIN_DEVICE_LAST
 } virDomainDeviceType;
diff --git a/src/conf/domain_postparse.c b/src/conf/domain_postparse.c
index bf33f29638..acdfbdc679 100644
--- a/src/conf/domain_postparse.c
+++ b/src/conf/domain_postparse.c
@@ -757,6 +757,7 @@ virDomainDeviceDefPostParseCommon(virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_IOMMU:
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_PSTORE:
         ret = 0;
         break;
diff --git a/src/conf/domain_validate.c b/src/conf/domain_validate.c
index 563558d920..69f92d15eb 100644
--- a/src/conf/domain_validate.c
+++ b/src/conf/domain_validate.c
@@ -2281,6 +2281,43 @@ virDomainHostdevDefValidate(const virDomainHostdevDef *hostdev)
 }
 
 
+static int
+virDomainAcpiInitiatorDefValidate(const virDomainDef *def,
+                                  const virDomainAcpiInitiatorDef *acpiinitiator)
+{
+    const size_t nodeCount = virDomainNumaGetNodeCount(def->numa);
+    size_t i;
+
+    if (!nodeCount) {
+        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+               _("No NUMA node defined"));
+        return -1;
+    }
+
+    for (i = 0; i < nodeCount; i++)
+        if (acpiinitiator->numaNode == i)
+            break;
+    if (i == nodeCount) {
+        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+               _("acpi-generic-initiator must have a valid NUMA node"));
+        return -1;
+    }
+
+    if (acpiinitiator->name[0] == '\0') {
+        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+               _("acpi-generic-initiator must have a name"));
+        return -1;
+    }
+
+    if (acpiinitiator->pciDev[0] == '\0') {
+        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+               _("acpi-generic-initiator must have a PCI device assigned"));
+        return -1;
+    }
+
+    return 0;
+}
+
 /**
  * virDomainMemoryGetMappedSize:
  * @mem: memory device definition
@@ -3199,6 +3236,9 @@ virDomainDeviceDefValidateInternal(const virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_PSTORE:
         return virDomainPstoreDefValidate(dev->data.pstore);
 
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
+        return virDomainAcpiInitiatorDefValidate(def, dev->data.acpiinitiator);
+
     case VIR_DOMAIN_DEVICE_LEASE:
     case VIR_DOMAIN_DEVICE_WATCHDOG:
     case VIR_DOMAIN_DEVICE_HUB:
diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
index edf7b37581..1c9e57305d 100644
--- a/src/libxl/libxl_driver.c
+++ b/src/libxl/libxl_driver.c
@@ -3495,6 +3495,7 @@ libxlDomainAttachDeviceLive(libxlDriverPrivate *driver,
         case VIR_DOMAIN_DEVICE_AUDIO:
         case VIR_DOMAIN_DEVICE_CRYPTO:
         case VIR_DOMAIN_DEVICE_PSTORE:
+        case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                            _("device type '%1$s' cannot be attached"),
                            virDomainDeviceTypeToString(dev->type));
@@ -3603,6 +3604,7 @@ libxlDomainAttachDeviceConfig(virDomainDef *vmdef, virDomainDeviceDef *dev)
         case VIR_DOMAIN_DEVICE_AUDIO:
         case VIR_DOMAIN_DEVICE_CRYPTO:
         case VIR_DOMAIN_DEVICE_PSTORE:
+        case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
                            _("persistent attach of device is not supported"));
             return -1;
@@ -3972,6 +3974,7 @@ libxlDomainDetachDeviceLive(libxlDriverPrivate *driver,
         case VIR_DOMAIN_DEVICE_AUDIO:
         case VIR_DOMAIN_DEVICE_CRYPTO:
         case VIR_DOMAIN_DEVICE_PSTORE:
+        case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                            _("device type '%1$s' cannot be detached"),
                            virDomainDeviceTypeToString(dev->type));
@@ -4063,6 +4066,7 @@ libxlDomainDetachDeviceConfig(virDomainDef *vmdef, virDomainDeviceDef *dev)
         case VIR_DOMAIN_DEVICE_AUDIO:
         case VIR_DOMAIN_DEVICE_CRYPTO:
         case VIR_DOMAIN_DEVICE_PSTORE:
+        case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
                            _("persistent detach of device is not supported"));
             return -1;
@@ -4126,6 +4130,7 @@ libxlDomainUpdateDeviceLive(virDomainObj *vm, virDomainDeviceDef *dev)
         case VIR_DOMAIN_DEVICE_AUDIO:
         case VIR_DOMAIN_DEVICE_CRYPTO:
         case VIR_DOMAIN_DEVICE_PSTORE:
+        case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                            _("device type '%1$s' cannot be updated"),
                            virDomainDeviceTypeToString(dev->type));
@@ -4189,6 +4194,7 @@ libxlDomainUpdateDeviceConfig(virDomainDef *vmdef, virDomainDeviceDef *dev)
         case VIR_DOMAIN_DEVICE_AUDIO:
         case VIR_DOMAIN_DEVICE_CRYPTO:
         case VIR_DOMAIN_DEVICE_PSTORE:
+        case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
                            _("persistent update of device is not supported"));
             return -1;
diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
index 22266c1ab6..4caf75af2f 100644
--- a/src/lxc/lxc_driver.c
+++ b/src/lxc/lxc_driver.c
@@ -3024,6 +3024,7 @@ lxcDomainAttachDeviceConfig(virDomainDef *vmdef,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
          virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
                         _("persistent attach of device is not supported"));
          break;
@@ -3090,6 +3091,7 @@ lxcDomainUpdateDeviceConfig(virDomainDef *vmdef,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
                        _("persistent update of device is not supported"));
         break;
@@ -3172,6 +3174,7 @@ lxcDomainDetachDeviceConfig(virDomainDef *vmdef,
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
                        _("persistent detach of device is not supported"));
         break;
@@ -3274,6 +3277,7 @@ lxcDomainAttachDeviceMknodHelper(pid_t pid G_GNUC_UNUSED,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         virReportError(VIR_ERR_INTERNAL_ERROR,
                        _("Unexpected device type %1$d"),
                        data->def->type);
@@ -3950,6 +3954,7 @@ lxcDomainAttachDeviceLive(virLXCDriver *driver,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                        _("device type '%1$s' cannot be attached"),
                        virDomainDeviceTypeToString(dev->type));
@@ -4368,6 +4373,7 @@ lxcDomainDetachDeviceLive(virLXCDriver *driver,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                        _("device type '%1$s' cannot be detached"),
                        virDomainDeviceTypeToString(dev->type));
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 54130ac4f0..acae9240f7 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -991,6 +991,7 @@ qemuBuildVirtioDevGetConfigDev(const virDomainDeviceDef *device,
         case VIR_DOMAIN_DEVICE_IOMMU:
         case VIR_DOMAIN_DEVICE_AUDIO:
         case VIR_DOMAIN_DEVICE_PSTORE:
+        case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         case VIR_DOMAIN_DEVICE_LAST:
         default:
             break;
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index df1ed0223d..008748227d 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -8721,6 +8721,7 @@ qemuDomainPrepareChardevSourceOne(virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         break;
     }
 
@@ -10655,6 +10656,7 @@ qemuDomainDeviceBackendChardevForeachOne(virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         /* no chardev backend */
         break;
     }
diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c
index 970ae3949d..aac0ca7ece 100644
--- a/src/qemu/qemu_domain_address.c
+++ b/src/qemu/qemu_domain_address.c
@@ -471,6 +471,7 @@ qemuDomainDeviceSupportZPCI(virDomainDeviceDef *device)
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         break;
 
     case VIR_DOMAIN_DEVICE_NONE:
@@ -819,6 +820,9 @@ qemuDomainDeviceCalculatePCIConnectFlags(virDomainDeviceDef *dev,
         return pciFlags;
     }
 
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
+        return pciFlags;
+
     case VIR_DOMAIN_DEVICE_MEMBALLOON:
         switch (dev->data.memballoon->model) {
         case VIR_DOMAIN_MEMBALLOON_MODEL_VIRTIO_TRANSITIONAL:
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 1d0da1028f..1ab0e6c0c5 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -6877,6 +6877,7 @@ qemuDomainAttachDeviceConfig(virDomainDef *vmdef,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
          virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                         _("persistent attach of device '%1$s' is not supported"),
@@ -7096,6 +7097,7 @@ qemuDomainDetachDeviceConfig(virDomainDef *vmdef,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("persistent detach of device '%1$s' is not supported"),
@@ -7222,6 +7224,7 @@ qemuDomainUpdateDeviceConfig(virDomainDef *vmdef,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("persistent update of device '%1$s' is not supported"),
diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index 28ca321c5c..d043623767 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -3534,6 +3534,7 @@ qemuDomainAttachDeviceLive(virDomainObj *vm,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("live attach of device '%1$s' is not supported"),
@@ -5453,6 +5454,7 @@ qemuDomainRemoveAuditDevice(virDomainObj *vm,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         /* libvirt doesn't yet support detaching these devices */
         break;
@@ -5558,6 +5560,7 @@ qemuDomainRemoveDevice(virQEMUDriver *driver,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("don't know how to remove a %1$s device"),
@@ -6453,6 +6456,7 @@ qemuDomainDetachDeviceLive(virDomainObj *vm,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("live detach of device '%1$s' is not supported"),
@@ -7445,6 +7449,7 @@ qemuDomainUpdateDeviceLive(virDomainObj *vm,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                        _("live update of device '%1$s' is not supported"),
diff --git a/src/qemu/qemu_postparse.c b/src/qemu/qemu_postparse.c
index 49009ae2e4..3ec1514943 100644
--- a/src/qemu/qemu_postparse.c
+++ b/src/qemu/qemu_postparse.c
@@ -906,6 +906,7 @@ qemuDomainDeviceDefPostParse(virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_RNG:
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
         ret = 0;
         break;
 
diff --git a/src/qemu/qemu_validate.c b/src/qemu/qemu_validate.c
index 3e3e368da3..d92770dc68 100644
--- a/src/qemu/qemu_validate.c
+++ b/src/qemu/qemu_validate.c
@@ -5527,6 +5527,7 @@ qemuValidateDomainDeviceDef(const virDomainDeviceDef *dev,
     case VIR_DOMAIN_DEVICE_PSTORE:
         return qemuValidateDomainDeviceDefPstore(dev->data.pstore, def, qemuCaps);
 
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LEASE:
     case VIR_DOMAIN_DEVICE_PANIC:
     case VIR_DOMAIN_DEVICE_NONE:
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index 6f18b2b2c8..5c706a1035 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -10459,6 +10459,7 @@ testDomainAttachDeviceLive(virDomainObj *vm,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("live attach of device '%1$s' is not supported"),
@@ -10602,6 +10603,7 @@ testDomainUpdateDevice(virDomainDef *vmdef,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("persistent update of device '%1$s' is not supported"),
@@ -10973,6 +10975,7 @@ testDomainRemoveDevice(testDriver *driver,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("live detach of device '%1$s' is not supported"),
@@ -11044,6 +11047,7 @@ testDomainDetachDeviceLive(testDriver *driver,
     case VIR_DOMAIN_DEVICE_AUDIO:
     case VIR_DOMAIN_DEVICE_CRYPTO:
     case VIR_DOMAIN_DEVICE_PSTORE:
+    case VIR_DOMAIN_DEVICE_ACPI_INITIATOR:
     case VIR_DOMAIN_DEVICE_LAST:
         virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
                        _("live detach of device '%1$s' is not supported"),
-- 
2.48.1




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