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 "VrHALImpl"
18
19#include <cutils/log.h>
20#include <cutils/properties.h>
21
22#include <hardware/vr.h>
23#include <hardware/hardware.h>
24
25static void restart_thermal_engine() {
26    if (property_set("ctl.restart", "vendor.thermal-engine")) {
27        ALOGE("%s: couldn't set a system property, "
28              "ctl.restart.", __FUNCTION__);
29    }
30}
31
32static void vr_init(struct vr_module *module) {
33    // NOOP
34}
35
36static void vr_set_vr_mode(struct vr_module *module, bool enabled) {
37    if (enabled) {
38        if (property_set("sys.qcom.thermalcfg", "/vendor/etc/thermal-engine-vr.conf")) {
39            ALOGE("%s: couldn't set a system property, "
40                  "sys.qcom.thermalcfg.", __FUNCTION__);
41        }
42    } else {
43        if (property_set("sys.qcom.thermalcfg", "/vendor/etc/thermal-engine.conf")) {
44            ALOGE("%s: couldn't set a system property, "
45                  "sys.qcom.thermalcfg.", __FUNCTION__);
46        }
47    }
48    restart_thermal_engine();
49}
50
51static struct hw_module_methods_t vr_module_methods = {
52    .open = NULL, // There are no devices for this HAL interface.
53};
54
55
56vr_module_t HAL_MODULE_INFO_SYM = {
57    .common = {
58        .tag                = HARDWARE_MODULE_TAG,
59        .module_api_version = VR_MODULE_API_VERSION_1_0,
60        .hal_api_version    = HARDWARE_HAL_API_VERSION,
61        .id                 = VR_HARDWARE_MODULE_ID,
62        .name               = "Marlin / Sailfish VR HAL",
63        .author             = "The Android Open Source Project",
64        .methods            = &vr_module_methods,
65    },
66
67    .init = vr_init,
68    .set_vr_mode = vr_set_vr_mode,
69};
70