/*
 * 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.
 */

/*!
 * \file sdaccel_device_api.cc
 */
#include <tvm/runtime/registry.h>
#include <dmlc/thread_local.h>
#include "sdaccel_common.h"

namespace air {
namespace runtime {
namespace cl {

OpenCLThreadEntry* SDAccelWorkspace::GetThreadEntry() {
  return SDAccelThreadEntry::ThreadLocal();
}

const std::shared_ptr<OpenCLWorkspace>& SDAccelWorkspace::Global() {
  static std::shared_ptr<OpenCLWorkspace> inst = std::make_shared<SDAccelWorkspace>();
  return inst;
}

void SDAccelWorkspace::Init() {
  OpenCLWorkspace::Init("sdaccel", "accelerator", "Xilinx");
}

bool SDAccelWorkspace::IsOpenCLDevice(TVMContext ctx) {
  return ctx.device_type == static_cast<DLDeviceType>(kDLSDAccel);
}

typedef dmlc::ThreadLocalStore<SDAccelThreadEntry> SDAccelThreadStore;

SDAccelThreadEntry* SDAccelThreadEntry::ThreadLocal() {
  return SDAccelThreadStore::Get();
}

TVM_REGISTER_GLOBAL("device_api.sdaccel")
.set_body([](TVMArgs args, TVMRetValue* rv) {
    DeviceAPI* ptr = SDAccelWorkspace::Global().get();
    *rv = static_cast<void*>(ptr);
  });

}  // namespace cl
}  // namespace runtime
}  // namespace air
