1 /**
2  * Copyright © 2021 IBM Corporation
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 #include "power_control.hpp"
18 
19 #include "types.hpp"
20 
21 #include <fmt/format.h>
22 
23 #include <phosphor-logging/log.hpp>
24 #include <sdbusplus/bus.hpp>
25 #include <sdeventplus/event.hpp>
26 #include <sdeventplus/utility/timer.hpp>
27 
28 #include <chrono>
29 #include <exception>
30 
31 using namespace phosphor::logging;
32 
33 namespace phosphor::power::sequencer
34 {
35 
36 PowerControl::PowerControl(sdbusplus::bus::bus& bus,
37                            const sdeventplus::Event& event) :
38     PowerObject{bus, POWER_OBJ_PATH, true},
39     bus{bus}, timer{event, std::bind(&PowerControl::pollPgood, this),
40                     pollInterval}
41 {
42     // Obtain dbus service name
43     bus.request_name(POWER_IFACE);
44 }
45 
46 int PowerControl::getPgood() const
47 {
48     return pgood;
49 }
50 
51 int PowerControl::getPgoodTimeout() const
52 {
53     return timeout.count();
54 }
55 
56 int PowerControl::getState() const
57 {
58     return state;
59 }
60 
61 void PowerControl::pollPgood()
62 {}
63 
64 void PowerControl::setPgoodTimeout(int t)
65 {
66     if (timeout.count() != t)
67     {
68         timeout = std::chrono::seconds(t);
69         emitPropertyChangedSignal("pgood_timeout");
70     }
71 }
72 
73 void PowerControl::setState(int s)
74 {
75     if (state == s)
76     {
77         log<level::INFO>(
78             fmt::format("Power already at requested state: {}", state).c_str());
79         return;
80     }
81 
82     log<level::INFO>(fmt::format("setState: {}", s).c_str());
83     state = s;
84     emitPropertyChangedSignal("state");
85 }
86 
87 } // namespace phosphor::power::sequencer
88