Move driver version to backend and crete getDriverExtVersion method

src/plugins/intel_npu/src/al/include/npu.hpp

@@ -27,6 +27,10 @@ class IEngineBackend : public std::enable_shared_from_this<IEngineBackend> {
     virtual const std::shared_ptr<IDevice> getDevice(const ov::AnyMap& paramMap) const;
     /** @brief Provide a list of names of all devices, with which user can work directly */
     virtual const std::vector<std::string> getDeviceNames() const;
+    /** @brief Provide driver version */
+    virtual uint32_t getDriverVersion() const;
+    /** @brief Provide driver extension version */
+    virtual uint32_t getDriverExtVersion() const;
     /** @brief Get name of backend */
     virtual const std::string getName() const = 0;
     /** @brief Register backend-specific options */
@@ -60,7 +64,6 @@ class IDevice : public std::enable_shared_from_this<IDevice> {
     virtual uint32_t getMaxNumSlices() const;
     virtual uint64_t getAllocMemSize() const;
     virtual uint64_t getTotalMemSize() const;
-    virtual uint32_t getDriverVersion() const;
 
     virtual std::shared_ptr<SyncInferRequest> createInferRequest(
         const std::shared_ptr<const ICompiledModel>& compiledModel,

src/plugins/intel_npu/src/al/src/npu.cpp

@@ -21,6 +21,12 @@ const std::shared_ptr<IDevice> IEngineBackend::getDevice(const ov::AnyMap&) cons
 const std::vector<std::string> IEngineBackend::getDeviceNames() const {
     OPENVINO_THROW("Get all device names not implemented");
 }
+uint32_t IEngineBackend::getDriverVersion() const {
+    OPENVINO_THROW("Get NPU driver version is not supported with this backend");
+}
+uint32_t IEngineBackend::getDriverExtVersion() const {
+    OPENVINO_THROW("Get NPU driver extension version is not supported with this backend");
+}
 
 void IEngineBackend::registerOptions(OptionsDesc&) const {}
 
@@ -44,8 +50,4 @@ uint64_t IDevice::getTotalMemSize() const {
     OPENVINO_THROW("Get TotalMemSize is not supported");
 }
 
-uint32_t IDevice::getDriverVersion() const {
-    OPENVINO_THROW("Get NPU driver version is not supported with this backend");
-}
-
 }  // namespace intel_npu

src/plugins/intel_npu/src/backend/include/zero_backend.hpp

@@ -21,11 +21,15 @@ class ZeroEngineBackend final : public IEngineBackend {
         return "LEVEL0";
     }
     const std::vector<std::string> getDeviceNames() const override;
+    uint32_t getDriverVersion() const override;
+    uint32_t getDriverExtVersion() const override;
 
 private:
     std::shared_ptr<ZeroInitStructsHolder> _instance;
 
     std::map<std::string, std::shared_ptr<IDevice>> _devices{};
+
+    ze_driver_properties_t _driver_properties = {};
 };
 
 }  // namespace intel_npu

src/plugins/intel_npu/src/backend/include/zero_device.hpp

@@ -29,7 +29,6 @@ class ZeroDevice : public IDevice {
     uint32_t getMaxNumSlices() const override;
     uint64_t getAllocMemSize() const override;
     uint64_t getTotalMemSize() const override;
-    uint32_t getDriverVersion() const override;
 
     std::shared_ptr<SyncInferRequest> createInferRequest(const std::shared_ptr<const ICompiledModel>& compiledModel,
                                                          const std::shared_ptr<IExecutor>& executor,

src/plugins/intel_npu/src/backend/include/zero_init.hpp

@@ -42,6 +42,9 @@ class ZeroInitStructsHolder final {
     inline ze_graph_profiling_dditable_ext_t* getProfilingDdiTable() const {
         return _graph_profiling_ddi_table_ext;
     }
+    inline uint32_t getDriverExtVersion() const {
+        return driver_ext_version;
+    }
 
 private:
     static const ze_driver_uuid_t uuid;
@@ -52,6 +55,8 @@ class ZeroInitStructsHolder final {
     ze_context_handle_t context = nullptr;
     std::unique_ptr<ze_graph_dditable_ext_decorator> graph_dditable_ext_decorator;
     ze_graph_profiling_dditable_ext_t* _graph_profiling_ddi_table_ext = nullptr;
+
+    uint32_t driver_ext_version = 0;
 };
 
 }  // namespace intel_npu

src/plugins/intel_npu/src/backend/src/zero_backend.cpp

@@ -20,6 +20,14 @@ ZeroEngineBackend::ZeroEngineBackend(const Config& config) {
     _devices.emplace(std::make_pair(device->getName(), device));
 }
 
+uint32_t ZeroEngineBackend::getDriverVersion() const {
+    return _driver_properties.driverVersion;
+}
+
+uint32_t ZeroEngineBackend::getDriverExtVersion() const {
+    return _instance->getDriverExtVersion();
+}
+
 ZeroEngineBackend::~ZeroEngineBackend() = default;
 
 const std::shared_ptr<IDevice> ZeroEngineBackend::getDevice() const {

src/plugins/intel_npu/src/backend/src/zero_device.cpp

@@ -89,10 +89,6 @@ IDevice::Uuid ZeroDevice::getUuid() const {
     return uuid;
 }
 
-uint32_t ZeroDevice::getDriverVersion() const {
-    return driver_properties.driverVersion;
-}
-
 uint32_t ZeroDevice::getSubDevId() const {
     return device_properties.subdeviceId;
 }

src/plugins/intel_npu/src/backend/src/zero_init.cpp

@@ -105,25 +105,24 @@ ZeroInitStructsHolder::ZeroInitStructsHolder() : log("NPUZeroInitStructsHolder",
     }
 
     // Query our graph extension version
-    uint32_t driverExtVersion = 0;
-    std::string graphExtName;
-    std::tie(driverExtVersion, graphExtName) = queryDriverExtensionVersion(driver_handle);
+    std::string graph_ext_name;
+    std::tie(driver_ext_version, graph_ext_name) = queryDriverExtensionVersion(driver_handle);
 
     log.debug("Found Driver Version %d.%d, Driver Extension Version %d.%d (%s)",
               ZE_MAJOR_VERSION(ze_drv_api_version),
               ZE_MINOR_VERSION(ze_drv_api_version),
-              ZE_MAJOR_VERSION(driverExtVersion),
-              ZE_MINOR_VERSION(driverExtVersion),
-              graphExtName.c_str());
+              ZE_MAJOR_VERSION(driver_ext_version),
+              ZE_MINOR_VERSION(driver_ext_version),
+              graph_ext_name.c_str());
 
     // Load our graph extension
     ze_graph_dditable_ext_last_t* graph_ddi_table_ext = nullptr;
     zeroUtils::throwOnFail("zeDriverGetExtensionFunctionAddress",
                            zeDriverGetExtensionFunctionAddress(driver_handle,
-                                                               graphExtName.c_str(),
+                                                               graph_ext_name.c_str(),
                                                                reinterpret_cast<void**>(&graph_ddi_table_ext)));
     graph_dditable_ext_decorator =
-        std::make_unique<ze_graph_dditable_ext_decorator>(graph_ddi_table_ext, driverExtVersion);
+        std::make_unique<ze_graph_dditable_ext_decorator>(graph_ddi_table_ext, driver_ext_version);
 
     // Load our profiling extension
     zeroUtils::throwOnFail(

src/plugins/intel_npu/src/plugin/include/backends.hpp

@@ -29,6 +29,8 @@ class NPUBackends final {
     std::shared_ptr<IDevice> getDevice(const ov::AnyMap& paramMap) const;
     std::vector<std::string> getAvailableDevicesNames() const;
     std::string getBackendName() const;
+    uint32_t getDriverVersion() const;
+    uint32_t getDriverExtVersion() const;
     void registerOptions(OptionsDesc& options) const;
     std::string getCompilationPlatform(const std::string_view platform, const std::string& deviceId) const;
 

src/plugins/intel_npu/src/plugin/include/metrics.hpp

@@ -33,7 +33,8 @@ class Metrics final {
     std::string GetBackendName() const;
     uint64_t GetDeviceAllocMemSize(const std::string& specifiedDeviceName) const;
     uint64_t GetDeviceTotalMemSize(const std::string& specifiedDeviceName) const;
-    uint32_t GetDriverVersion(const std::string& specifiedDeviceName) const;
+    uint32_t GetDriverVersion() const;
+    uint32_t GetDriverExtVersion() const;
 
     std::vector<ov::PropertyName> GetCachingProperties() const;
     std::vector<ov::PropertyName> GetInternalSupportedProperties() const;

src/plugins/intel_npu/src/plugin/src/backends.cpp

@@ -139,6 +139,22 @@ std::string NPUBackends::getBackendName() const {
     return "";
 }
 
+uint32_t NPUBackends::getDriverVersion() const {
+    if (_backend != nullptr) {
+        return _backend->getDriverVersion();
+    }
+
+    return 0;
+}
+
+uint32_t NPUBackends::getDriverExtVersion() const {
+    if (_backend != nullptr) {
+        return _backend->getDriverExtVersion();
+    }
+
+    return 0;
+}
+
 std::shared_ptr<IDevice> NPUBackends::getDevice(const std::string& specificName) const {
     _logger.debug("Searching for device %s to use started...", specificName.c_str());
     // TODO iterate over all available backends

src/plugins/intel_npu/src/plugin/src/metrics.cpp

@@ -103,6 +103,22 @@ std::string Metrics::GetBackendName() const {
     return _backends->getBackendName();
 }
 
+uint32_t Metrics::GetDriverVersion() const {
+    if (_backends == nullptr) {
+        OPENVINO_THROW("No available backends");
+    }
+
+    return _backends->getDriverVersion();
+}
+
+uint32_t Metrics::GetDriverExtVersion() const {
+    if (_backends == nullptr) {
+        OPENVINO_THROW("No available backends");
+    }
+
+    return _backends->getDriverExtVersion();
+}
+
 uint64_t Metrics::GetDeviceAllocMemSize(const std::string& specifiedDeviceName) const {
     const auto devName = getDeviceName(specifiedDeviceName);
     auto device = _backends->getDevice(devName);
@@ -121,15 +137,6 @@ uint64_t Metrics::GetDeviceTotalMemSize(const std::string& specifiedDeviceName)
     OPENVINO_THROW("No device with name '", specifiedDeviceName, "' is available");
 }
 
-uint32_t Metrics::GetDriverVersion(const std::string& specifiedDeviceName) const {
-    const auto devName = getDeviceName(specifiedDeviceName);
-    auto device = _backends->getDevice(devName);
-    if (device) {
-        return device->getDriverVersion();
-    }
-    OPENVINO_THROW("No device with name '", specifiedDeviceName, "' is available");
-}
-
 std::string Metrics::getDeviceName(const std::string& specifiedDeviceName) const {
     std::vector<std::string> devNames;
     if (_backends == nullptr || (devNames = _backends->getAvailableDevicesNames()).empty()) {

src/plugins/intel_npu/src/plugin/src/plugin.cpp

@@ -329,7 +329,7 @@ Plugin::Plugin()
          {true,
           ov::PropertyMutability::RO,
           [&](const Config& config) {
-              return _metrics->GetDriverVersion(get_specified_device_name(config));
+              return _metrics->GetDriverVersion();
           }}},
         // NPU Private
         // =========