Create Root CSR only for Devices with Generic SubDevices

Signed-off-by: Bartosz Dunajski <bartosz.dunajski@intel.com>

shared/source/device/device.cpp

@@ -118,6 +118,7 @@ bool Device::createGenericSubDevices() {
         subdevices[i] = subDevice;
     }
 
+    hasGenericSubDevices = true;
     return true;
 }
 

shared/source/device/device.h

@@ -155,6 +155,7 @@ class Device : public ReferenceTrackedObject<Device> {
     ExecutionEnvironment *executionEnvironment = nullptr;
     uint32_t defaultEngineIndex = 0;
     uint32_t numSubDevices = 0;
+    bool hasGenericSubDevices = false;
 
     std::atomic<uint32_t> selectorCopyEngine{0};
 

shared/source/device/root_device.cpp

@@ -44,12 +44,13 @@ void RootDevice::createBindlessHeapsHelper() {
 }
 
 bool RootDevice::createEngines() {
-    if (getNumSubDevices() < 2) {
-        return Device::createEngines();
-    } else {
+    if (hasGenericSubDevices) {
         this->engineGroups.resize(static_cast<uint32_t>(EngineGroupType::MaxEngineGroups));
         initializeRootCommandStreamReceiver();
+    } else {
+        return Device::createEngines();
     }
+
     return true;
 }