2 files changed, 16 insertions, 5 deletions
diff --git a/src/backends/backendsCommon/MakeWorkloadHelper.hpp b/src/backends/backendsCommon/MakeWorkloadHelper.hpp
index 75db73c32f..f876c6b781 100644
--- a/src/backends/backendsCommon/MakeWorkloadHelper.hpp
+++ b/src/backends/backendsCommon/MakeWorkloadHelper.hpp
@@ -41,7 +41,7 @@ struct MakeWorkloadForType<NullWorkload>
 // Makes a workload for one the specified types based on the data type requirements of the tensorinfo.
 // Specify type void as the WorkloadType for unsupported DataType/WorkloadType combos.
 template <typename Float16Workload, typename Float32Workload, typename Uint8Workload, typename Int32Workload,
-          typename BooleanWorkload, typename QueueDescriptorType, typename... Args>
+          typename BooleanWorkload, typename Int8Workload, typename QueueDescriptorType, typename... Args>
 std::unique_ptr<IWorkload> MakeWorkloadHelper(const QueueDescriptorType& descriptor,
                                               const WorkloadInfo& info,
                                               Args&&... args)
@@ -58,6 +58,8 @@ std::unique_ptr<IWorkload> MakeWorkloadHelper(const QueueDescriptorType& descrip
             return MakeWorkloadForType<Float32Workload>::Func(descriptor, info, std::forward<Args>(args)...);
         case DataType::QAsymmU8:
             return MakeWorkloadForType<Uint8Workload>::Func(descriptor, info, std::forward<Args>(args)...);
+        case DataType::QSymmS8:
+            return MakeWorkloadForType<Int8Workload>::Func(descriptor, info, std::forward<Args>(args)...);
         case DataType::Signed32:
             return MakeWorkloadForType<Int32Workload>::Func(descriptor, info, std::forward<Args>(args)...);
         case DataType::Boolean:
@@ -72,14 +74,14 @@ std::unique_ptr<IWorkload> MakeWorkloadHelper(const QueueDescriptorType& descrip
 
 // Makes a workload for one the specified types based on the data type requirements of the tensorinfo.
 // Calling this method is the equivalent of calling the five typed MakeWorkload method with <FloatWorkload,
-// FloatWorkload, Uint8Workload, NullWorkload, NullWorkload>.
+// FloatWorkload, Uint8Workload, NullWorkload, NullWorkload, NullWorkload>.
 // Specify type void as the WorkloadType for unsupported DataType/WorkloadType combos.
 template <typename FloatWorkload, typename Uint8Workload, typename QueueDescriptorType, typename... Args>
 std::unique_ptr<IWorkload> MakeWorkloadHelper(const QueueDescriptorType& descriptor,
                                               const WorkloadInfo& info,
                                               Args&&... args)
 {
-    return MakeWorkloadHelper<FloatWorkload, FloatWorkload, Uint8Workload, NullWorkload, NullWorkload>(
+    return MakeWorkloadHelper<FloatWorkload, FloatWorkload, Uint8Workload, NullWorkload, NullWorkload, NullWorkload>(
         descriptor,
         info,
         std::forward<Args>(args)...);
diff --git a/src/backends/backendsCommon/WorkloadData.cpp b/src/backends/backendsCommon/WorkloadData.cpp
index 075884b2da..5057c8c4df 100644
--- a/src/backends/backendsCommon/WorkloadData.cpp
+++ b/src/backends/backendsCommon/WorkloadData.cpp
@@ -32,6 +32,8 @@ DataType GetBiasDataType(DataType inputDataType)
             return DataType::Float32;
         case DataType::QAsymmU8:
             return DataType::Signed32;
+        case DataType::QSymmS8:
+            return DataType::Signed32;
         case DataType::QSymmS16:
             return DataType::Signed32;
         default:
@@ -418,8 +420,8 @@ void ValidatePerAxisQuantization(const TensorInfo& inputInfo,
         const DataType inputDataType  = inputInfo.GetDataType();
         const DataType outputDataType = outputInfo.GetDataType();
 
-        const bool canHavePerAxisQuantization =
-            inputDataType == DataType::QAsymmU8 && inputDataType == outputDataType;
+        const bool canHavePerAxisQuantization = (inputDataType == DataType::QSymmS8 ||
+            inputDataType == DataType::QAsymmU8) && inputDataType == outputDataType;
 
         if (!canHavePerAxisQuantization)
         {
@@ -1038,6 +1040,7 @@ void AdditionQueueDescriptor::Validate(const WorkloadInfo& workloadInfo) const
         DataType::Float32,
         DataType::QAsymmU8,
         DataType::QSymmS16,
+        DataType::QSymmS8,
         DataType::Float16
     };
 
@@ -1071,6 +1074,7 @@ void MultiplicationQueueDescriptor::Validate(const WorkloadInfo& workloadInfo) c
     {
         DataType::Float32,
         DataType::QAsymmU8,
+        DataType::QSymmS8,
         DataType::QSymmS16,
         DataType::Float16
     };
@@ -1178,6 +1182,7 @@ void Convolution2dQueueDescriptor::Validate(const WorkloadInfo& workloadInfo) co
         DataType::Float32,
         DataType::QAsymmU8,
         DataType::QSymmS16,
+        DataType::QSymmS8,
         DataType::Float16
     };
 
@@ -1377,6 +1382,7 @@ void ResizeQueueDescriptor::Validate(const WorkloadInfo& workloadInfo) const
         DataType::Float16,
         DataType::Float32,
         DataType::QAsymmU8,
+        DataType::QSymmS8,
         DataType::QSymmS16
     };
 
@@ -1529,6 +1535,7 @@ void ConstantQueueDescriptor::Validate(const WorkloadInfo& workloadInfo) const
         DataType::Float16,
         DataType::Signed32,
         DataType::QAsymmU8,
+        DataType::QSymmS8,
         DataType::QSymmS16
     };
 
@@ -1554,6 +1561,7 @@ void ReshapeQueueDescriptor::Validate(const WorkloadInfo& workloadInfo) const
         DataType::Float16,
         DataType::Signed32,
         DataType::QAsymmU8,
+        DataType::QSymmS8,
         DataType::QSymmS16
     };
 
@@ -2098,6 +2106,7 @@ void MaximumQueueDescriptor::Validate(const WorkloadInfo& workloadInfo) const
         DataType::Float32,
         DataType::Signed32,
         DataType::QAsymmU8,
+        DataType::QSymmS8,
         DataType::QSymmS16
     };