From 3ca8f031f59f6ef5355bce263d6cd7dcd0ab7768 Mon Sep 17 00:00:00 2001
From: dflhw <595869386@qq.com>
Date: Thu, 12 Jan 2023 19:29:36 +0800
Subject: [PATCH] Modify DeformableRoiPoolGrad's parameter location

---
 mmcv/ops/csrc/pytorch/npu/deform_roi_pool.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mmcv/ops/csrc/pytorch/npu/deform_roi_pool.cpp b/mmcv/ops/csrc/pytorch/npu/deform_roi_pool.cpp
index 0e9f2ee7ac..074e52d4f4 100644
--- a/mmcv/ops/csrc/pytorch/npu/deform_roi_pool.cpp
+++ b/mmcv/ops/csrc/pytorch/npu/deform_roi_pool.cpp
@@ -45,11 +45,11 @@ void deform_roi_pool_backward_npu(Tensor grad_output, Tensor input, Tensor rois,
   int64_t sampling_ratio_ = (int64_t)sampling_ratio;
   OpCommand cmd;
   cmd.Name("DeformableRoiPoolGrad")
-      .Input(grad_input)
+      .Input(grad_output)
       .Input(input)
       .Input(rois)
       .Input(offset)
-      .Output(grad_output)
+      .Output(grad_input)
       .Output(grad_offset)
       .Attr("output_size", output_size)
       .Attr("spatial_scale", spatial_scale)