From a51817d7933a0df9d04ec74a555161f67c43e6d7 Mon Sep 17 00:00:00 2001
From: csy0225 <78470701+csy0225@users.noreply.github.com>
Date: Wed, 18 May 2022 19:29:23 +0800
Subject: [PATCH] fix tensorrt dla int8 problem (#42826)

---
 paddle/fluid/inference/tensorrt/engine.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/paddle/fluid/inference/tensorrt/engine.cc b/paddle/fluid/inference/tensorrt/engine.cc
index 33386c746ae..00a6b2ffbf9 100644
--- a/paddle/fluid/inference/tensorrt/engine.cc
+++ b/paddle/fluid/inference/tensorrt/engine.cc
@@ -90,7 +90,9 @@ void TensorRTEngine::FreezeNetwork() {
 
   bool enable_int8 = (precision_ == AnalysisConfig::Precision::kInt8);
   if (enable_int8) {
-    infer_builder_config_->setFlag(nvinfer1::BuilderFlag::kFP16);
+    if (!use_dla_) {
+      infer_builder_config_->setFlag(nvinfer1::BuilderFlag::kFP16);
+    }
     infer_builder_config_->setFlag(nvinfer1::BuilderFlag::kINT8);
 
     if (calibrator_) {
-- 
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