1 files changed, 0 insertions, 24 deletions
diff --git a/src/caffe/layers/im2col_layer.cpp b/src/caffe/layers/im2col_layer.cpp
index a94209b3..e711713b 100644
--- a/src/caffe/layers/im2col_layer.cpp
+++ b/src/caffe/layers/im2col_layer.cpp
@@ -37,17 +37,6 @@ void Im2colLayer<Dtype>::Forward_cpu(const vector<Blob<Dtype>*>& bottom,
 }
 
 template <typename Dtype>
-void Im2colLayer<Dtype>::Forward_gpu(const vector<Blob<Dtype>*>& bottom,
-      vector<Blob<Dtype>*>* top) {
-  const Dtype* bottom_data = bottom[0]->gpu_data();
-  Dtype* top_data = (*top)[0]->mutable_gpu_data();
-  for (int n = 0; n < bottom[0]->num(); ++n) {
-    im2col_gpu(bottom_data + bottom[0]->offset(n), CHANNELS_, HEIGHT_,
-        WIDTH_, KSIZE_, PAD_, STRIDE_, top_data + (*top)[0]->offset(n));
-  }
-}
-
-template <typename Dtype>
 Dtype Im2colLayer<Dtype>::Backward_cpu(const vector<Blob<Dtype>*>& top,
       const bool propagate_down, vector<Blob<Dtype>*>* bottom) {
   const Dtype* top_diff = top[0]->cpu_diff();
@@ -59,19 +48,6 @@ Dtype Im2colLayer<Dtype>::Backward_cpu(const vector<Blob<Dtype>*>& top,
   return Dtype(0.);
 }
 
-
-template <typename Dtype>
-Dtype Im2colLayer<Dtype>::Backward_gpu(const vector<Blob<Dtype>*>& top,
-      const bool propagate_down, vector<Blob<Dtype>*>* bottom) {
-  const Dtype* top_diff = top[0]->gpu_diff();
-  Dtype* bottom_diff = (*bottom)[0]->mutable_gpu_diff();
-  for (int n = 0; n < top[0]->num(); ++n) {
-    col2im_gpu(top_diff + top[0]->offset(n), CHANNELS_, HEIGHT_,
-        WIDTH_, KSIZE_, PAD_, STRIDE_, bottom_diff + (*bottom)[0]->offset(n));
-  }
-  return Dtype(0.);
-}
-
 INSTANTIATE_CLASS(Im2colLayer);
 
 }  // namespace caffe