Revert "IVGCVSW-7454 Enable dynamic bias in CpuAcc and GpuAcc in Conv2d DWConv and FC"

This reverts commit fecd9ed396705a17805ffc49839bd82ae24c892b.

Reason for revert: IVGCVSW-7727 Dynamic bias CTS failing

Change-Id: I53f67d60fca0e60a81298f90450ceef26b97c321
Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/backends/neon/workloads/NeonConvolution2dWorkload.cpp b/src/backends/neon/workloads/NeonConvolution2dWorkload.cpp
index 6d3025188b..3f69718e8f 100644
--- a/src/backends/neon/workloads/NeonConvolution2dWorkload.cpp
+++ b/src/backends/neon/workloads/NeonConvolution2dWorkload.cpp
@@ -43,6 +43,12 @@ arm_compute::Status NeonConvolution2dWorkloadValidate(const TensorInfo& input,
     if (descriptor.m_BiasEnabled)
     {
         ARMNN_ASSERT(biases.has_value());
+        // Same for bias as weights. We don't currently support non const.
+        if (!biases.value().IsConstant())
+        {
+            return arm_compute::Status{arm_compute::ErrorCode::RUNTIME_ERROR,
+                                       "ArmNN NeonConvolution2dWorkload does not support non constant bias."};
+        }
         aclBiasesInfo = BuildArmComputeTensorInfo(biases.value(), descriptor.m_DataLayout);
         aclBiasesInfo.set_are_values_constant(biases.value().IsConstant());
         optionalAclBiasesInfo = &aclBiasesInfo;
@@ -91,6 +97,8 @@ NeonConvolution2dWorkload::NeonConvolution2dWorkload(
         m_BiasTensor = std::make_unique<arm_compute::Tensor>();
         BuildArmComputeTensor(*m_BiasTensor, info.m_InputTensorInfos[2], m_Data.m_Parameters.m_DataLayout);
         m_BiasTensor->info()->set_are_values_constant(info.m_InputTensorInfos[2].IsConstant());
+        // We do not support dynamic bias
+        ARMNN_ASSERT(info.m_InputTensorInfos[2].IsConstant() == true);
     }
 
     arm_compute::PadStrideInfo padStrideInfo = BuildArmComputePadStrideInfo(m_Data.m_Parameters);