diff --git a/src/conf/domain_capabilities.c b/src/conf/domain_capabilities.c
index 94c651befbe213b6a1673c878fe5af80e397f4c9..e17696fbc657477a906a77b0b556da1318d9ed1d 100644
--- a/src/conf/domain_capabilities.c
+++ b/src/conf/domain_capabilities.c
@@ -20,6 +20,7 @@
 
 #include <config.h>
 
+#include "device_conf.h"
 #include "domain_capabilities.h"
 #include "domain_conf.h"
 #include "viralloc.h"
@@ -660,3 +661,42 @@ virDomainCapsFormat(virDomainCapsPtr const caps)
     virBufferCheckError(&buf);
     return virBufferContentAndReset(&buf);
 }
+
+
+int
+virDomainCapsDeviceDefValidate(virDomainCapsPtr const caps ATTRIBUTE_UNUSED,
+                               const virDomainDeviceDef *dev,
+                               const virDomainDef *def ATTRIBUTE_UNUSED)
+{
+    switch ((virDomainDeviceType) dev->type) {
+    case VIR_DOMAIN_DEVICE_DISK:
+    case VIR_DOMAIN_DEVICE_REDIRDEV:
+    case VIR_DOMAIN_DEVICE_NET:
+    case VIR_DOMAIN_DEVICE_CONTROLLER:
+    case VIR_DOMAIN_DEVICE_CHR:
+    case VIR_DOMAIN_DEVICE_SMARTCARD:
+    case VIR_DOMAIN_DEVICE_RNG:
+    case VIR_DOMAIN_DEVICE_HOSTDEV:
+    case VIR_DOMAIN_DEVICE_VIDEO:
+    case VIR_DOMAIN_DEVICE_MEMORY:
+    case VIR_DOMAIN_DEVICE_VSOCK:
+    case VIR_DOMAIN_DEVICE_INPUT:
+    case VIR_DOMAIN_DEVICE_SHMEM:
+    case VIR_DOMAIN_DEVICE_LEASE:
+    case VIR_DOMAIN_DEVICE_FS:
+    case VIR_DOMAIN_DEVICE_SOUND:
+    case VIR_DOMAIN_DEVICE_WATCHDOG:
+    case VIR_DOMAIN_DEVICE_GRAPHICS:
+    case VIR_DOMAIN_DEVICE_HUB:
+    case VIR_DOMAIN_DEVICE_MEMBALLOON:
+    case VIR_DOMAIN_DEVICE_NVRAM:
+    case VIR_DOMAIN_DEVICE_TPM:
+    case VIR_DOMAIN_DEVICE_PANIC:
+    case VIR_DOMAIN_DEVICE_IOMMU:
+    case VIR_DOMAIN_DEVICE_NONE:
+    case VIR_DOMAIN_DEVICE_LAST:
+        break;
+    }
+
+    return 0;
+}
diff --git a/src/conf/domain_capabilities.h b/src/conf/domain_capabilities.h
index e0302a0649f1f9ea1b601638eb9b5f8527212388..4ff394608ee0d8febfd84505eb88deb27dc4b7ee 100644
--- a/src/conf/domain_capabilities.h
+++ b/src/conf/domain_capabilities.h
@@ -225,6 +225,10 @@ void virDomainCapsEnumClear(virDomainCapsEnumPtr capsEnum);
 
 char * virDomainCapsFormat(virDomainCapsPtr const caps);
 
+int virDomainCapsDeviceDefValidate(virDomainCapsPtr const caps,
+                                   const virDomainDeviceDef *dev,
+                                   const virDomainDef *def);
+
 void
 virSEVCapabilitiesFree(virSEVCapability *capabilities);
 
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 42779ddc8ce4e600e566947bac6f2e48d93d2e7d..156add9f359086aec566f9ced5e23c268ae9b6ed 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -197,6 +197,7 @@ virDomainCapsCPUModelsGet;
 virDomainCapsCPUModelsNew;
 virDomainCapsCPUUsableTypeFromString;
 virDomainCapsCPUUsableTypeToString;
+virDomainCapsDeviceDefValidate;
 virDomainCapsEnumClear;
 virDomainCapsEnumSet;
 virDomainCapsFormat;