1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "VrService"
18 
19 #include <log/log.h>
20 
21 #include <hardware/hardware.h>
22 #include <hardware/vr.h>
23 
24 #include "Vr.h"
25 
26 namespace android {
27 namespace hardware {
28 namespace vr {
29 namespace V1_0 {
30 namespace implementation {
31 
Vr(vr_module_t * device)32 Vr::Vr(vr_module_t *device) : mDevice(device) {}
33 
34 // Methods from ::android::hardware::vr::V1_0::IVr follow.
init()35 Return<void> Vr::init() {
36     mDevice->init(mDevice);
37     return Void();
38 }
39 
setVrMode(bool enabled)40 Return<void> Vr::setVrMode(bool enabled)  {
41     mDevice->set_vr_mode(mDevice, enabled);
42     return Void();
43 }
44 
HIDL_FETCH_IVr(const char *)45 IVr* HIDL_FETCH_IVr(const char * /*name*/) {
46     const hw_module_t *hw_module = NULL;
47 
48     int ret = hw_get_module(VR_HARDWARE_MODULE_ID, &hw_module);
49     if (ret == 0) {
50         return new Vr(reinterpret_cast<vr_module_t*>(
51                 const_cast<hw_module_t*>(hw_module)));
52     } else {
53         ALOGE("hw_get_module %s failed: %d", VR_HARDWARE_MODULE_ID, ret);
54         return nullptr;
55     }
56 }
57 
58 } // namespace implementation
59 }  // namespace V1_0
60 }  // namespace vr
61 }  // namespace hardware
62 }  // namespace android
63