[Fix] Fix roi_align npu bug (#2862)

mmcv/ops/csrc/pytorch/npu/roi_align_npu.cpp

@@ -7,13 +7,14 @@ void roi_align_forward_npu(Tensor input, Tensor rois, Tensor output,
                            Tensor argmax_y, Tensor argmax_x, int aligned_height,
                            int aligned_width, float spatial_scale,
                            int sampling_ratio, int pool_mode, bool aligned) {
+  int64_t roi_end_mode = 2;
   if (!aligned) {
     LOG(WARNING) << "The [aligned] attr in roi_align op is false";
+    roi_end_mode = 0;
   }
   int64_t aligned_height_64 = aligned_height;
   int64_t aligned_width_64 = aligned_width;
   int64_t sampling_ratio_64 = sampling_ratio;
-  int64_t roi_end_mode = 0;
   OpCommand cmd;
   cmd.Name("ROIAlign")
       .Input(input)
@@ -35,7 +36,11 @@ void roi_align_backward_npu(Tensor grad_output, Tensor rois, Tensor argmax_y,
   int64_t aligned_height_64 = aligned_height;
   int64_t aligned_width_64 = aligned_width;
   int64_t sampling_ratio_64 = sampling_ratio;
-  int64_t roi_end_mode = 0;
+  int64_t roi_end_mode = 2;
+  if (!aligned) {
+    LOG(WARNING) << "The [aligned] attr in roi_align_grad op is false";
+    roi_end_mode = 0;
+  }
   c10::SmallVector<int64_t, SIZE> xdiff_shape =
       at_npu::native::array_to_small_vector(grad_input.sizes());
   OpCommand cmd;