---
title: DepthwiseDfFusionPass
description: "该融合规则为DepthwiseConv2DbackpropInput卷积算子添加TransposeD算子，提高计算性能。"
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/maintenref/graphubfusionref/atlasrr_30_0023.html
sourcePath: /source/zh/canncommercial/900/maintenref/graphubfusionref/atlasrr_30_0023.html
indexId: c286258b8f543333d1d6ce9558cf2331cc7fd2c9af56456a1c1ae897debabe4c78
---
# DepthwiseDfFusionPass

#### 融合模式

该融合规则为DepthwiseConv2DbackpropInput卷积算子添加TransposeD算子，提高计算性能。

融合为


#### 使用约束

该融合只在filter为NCHW时生效。