From 94fda6ebc9bd2f7622a3d7fe62e193c73fe13a68 Mon Sep 17 00:00:00 2001
From: Manu Seth <sethman@amazon.com>
Date: Mon, 8 Jul 2019 16:19:22 -0700
Subject: [PATCH] Accelerator APIs header file

---
 include/mxnet/mxnet_acc.h | 119 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 include/mxnet/mxnet_acc.h

diff --git a/include/mxnet/mxnet_acc.h b/include/mxnet/mxnet_acc.h
new file mode 100644
index 000000000000..0e59043d0449
--- /dev/null
+++ b/include/mxnet/mxnet_acc.h
@@ -0,0 +1,119 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/*!
+ * Copyright (c) 2015 by Contributors
+ * \file mxnet_acc.h
+ * \brief Accelerator APIs to interact with accelerator libraries
+ */
+#ifndef MXNET_MXNET_ACC_H_
+#define MXNET_MXNET_ACC_H_
+
+#include <cstdlib>
+#include "../dlpack/dlpack.h"
+
+extern "C" {
+    /*
+    Function: getAccName
+    Parameters:
+    - char* : short accelerator name given by acc library
+    Returns:
+    */
+    void getAccName(char*);
+
+    /*
+    Function: getNumAcc
+    Parameters:
+    Returns: Number of accelerators in the system
+    */
+    int getNumAcc();
+
+    /*
+    Function: initialize
+    Parameters:
+    - int : MXNet version passed to the acc library
+    Returns: Success/Failure code
+             Failure code if library cannot be used with given MXNet version
+    */
+    int initialize(int);
+
+    /*
+    Function: supportedOps
+    Parameters:
+    - const char* : Graph json
+    - const char*[] : Data names
+    - const DLTensor* : Corresponding data
+    - const int : Number of data elements
+    - int* : Node/Operator IDs supported by acclerator
+    Returns:
+    */
+    void supportedOps(const char*, const char*[], const DLTensor*,
+                      const int, int*);
+
+    /*
+    Function: loadModel
+    Parameters:
+    - const char* : Model ID assigned to subgraph
+    - const char* : Graph json
+    - const char*[] : Data names
+    - const DLTensor* : Corresponding data
+    - const int : Number of data elements
+    - const int : Accelerator ID in the system
+    Returns: Success/Failure code
+    */
+    int loadModel(const char*, const char*, const char*[],
+                  const DLTensor*, const int, const int);
+
+    /*
+    Function: unloadModel
+    Parameters:
+    - const char* : Model ID assigned to subgraph
+    Returns:
+    */
+    void unloadModel(const char*);
+
+    /*
+    Function: infer
+    Parameters:
+    - const char* : Model ID assigned to subgraph
+    - const char*[] : Input data names
+    - const char*[] : Output data names
+    - const DLTensor* : Corresponding Input data
+    - DLTensor* : Output data given by accelerator
+    - const int : Number of input data elements
+    - const int : Number of output data elements
+    Returns: Success/Failure code
+    */
+    int infer(const char*, const char*[], const char*[],
+              const DLTensor*, DLTensor*, const int, const int);
+
+    /*
+    Function: configure
+    Parameters:
+    - const char*[] : Input keys
+    - const char*[] : Input values
+    - const int : Number of input pairs
+    - char*[] : Output keys
+    - char*[] : Output values
+    - int* : Number of output pairs
+    */
+    int configure(const char*[], const char*[], const int,
+                  char*[], char*[], int*);
+}
+#endif  // MXNET_MXNET_ACC_H_