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Patrick Venturee6206562018-03-08 15:36:53 -08001/**
2 * Copyright 2017 Google Inc.
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
Patrick Venturee6206562018-03-08 15:36:53 -080017#include "util.hpp"
18
Patrick Ventureda4a5dd2018-08-31 09:42:48 -070019#include <string>
Patrick Venturee6206562018-03-08 15:36:53 -080020
21static constexpr auto external_sensor =
Patrick Ventureda4a5dd2018-08-31 09:42:48 -070022 "/xyz/openbmc_project/extsensors/"; // type/
Patrick Venturee6206562018-03-08 15:36:53 -080023static constexpr auto openbmc_sensor = "/xyz/openbmc_project/"; // type/
James Feist7136a5a2018-07-19 09:52:05 -070024static constexpr auto dbus_pwm = "/xyz/openbmc_project/control/fanpwm/";
Patrick Venturee6206562018-03-08 15:36:53 -080025static constexpr auto sysfs = "/sys/";
26
Patrick Venture7af157b2018-10-30 11:24:40 -070027IOInterfaceType getWriteInterfaceType(const std::string& path)
Patrick Venturee6206562018-03-08 15:36:53 -080028{
Patrick Venturee6206562018-03-08 15:36:53 -080029 if (path.empty() || "None" == path)
30 {
31 return IOInterfaceType::NONE;
32 }
33
34 if (path.find(sysfs) != std::string::npos)
35 {
36 // A sysfs read sensor.
37 return IOInterfaceType::SYSFS;
38 }
39
James Feist7136a5a2018-07-19 09:52:05 -070040 if (path.find(dbus_pwm) != std::string::npos)
41 {
42 return IOInterfaceType::DBUSACTIVE;
43 }
44
Patrick Venturee6206562018-03-08 15:36:53 -080045 return IOInterfaceType::UNKNOWN;
46}
47
Patrick Venture7af157b2018-10-30 11:24:40 -070048IOInterfaceType getReadInterfaceType(const std::string& path)
Patrick Venturee6206562018-03-08 15:36:53 -080049{
Patrick Venturee6206562018-03-08 15:36:53 -080050 if (path.empty() || "None" == path)
51 {
52 return IOInterfaceType::NONE;
53 }
54
55 if (path.find(external_sensor) != std::string::npos)
56 {
57 return IOInterfaceType::EXTERNAL;
58 }
59
60 if (path.find(openbmc_sensor) != std::string::npos)
61 {
62 return IOInterfaceType::DBUSPASSIVE;
63 }
64
65 if (path.find(sysfs) != std::string::npos)
66 {
67 return IOInterfaceType::SYSFS;
68 }
69
70 return IOInterfaceType::UNKNOWN;
71}