blob: 377db74915bd49d9b0124a7bff827ce74f5ff2c1
1 | /* |
2 | // Copyright (c) 2014 Intel 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 | // This file is modified by Amlogic, Inc. 2017.01.17. |
17 | */ |
18 | |
19 | #include <HwcTrace.h> |
20 | #include <Hwcomposer.h> |
21 | #include <PrimaryDevice.h> |
22 | #include <Utils.h> |
23 | #include <SysTokenizer.h> |
24 | |
25 | namespace android { |
26 | namespace amlogic { |
27 | |
28 | PrimaryDevice::PrimaryDevice(Hwcomposer& hwc, IComposeDeviceFactory * controlFactory) |
29 | : PhysicalDevice(DEVICE_PRIMARY, hwc, controlFactory), |
30 | pConfigPath(DISPLAY_CFG_FILE), |
31 | mDisplayType(DISPLAY_TYPE_MBOX) |
32 | { |
33 | DTRACE("display mode config path: %s", pConfigPath); |
34 | |
35 | CTRACE(); |
36 | } |
37 | |
38 | PrimaryDevice::~PrimaryDevice() |
39 | { |
40 | CTRACE(); |
41 | } |
42 | |
43 | bool PrimaryDevice::initialize() |
44 | { |
45 | parseConfigFile(); |
46 | updateDisplayInfo(mDefaultMode); |
47 | |
48 | if (!PhysicalDevice::initialize()) { |
49 | DEINIT_AND_RETURN_FALSE("failed to initialize physical device"); |
50 | } |
51 | |
52 | UeventObserver *observer = Hwcomposer::getInstance().getUeventObserver(); |
53 | if (observer) { |
54 | observer->registerListener( |
55 | Utils::getHotplugUeventEnvelope(), |
56 | hotplugEventListener, |
57 | this); |
58 | observer->registerListener( |
59 | Utils::getModeChangeUeventEnvelope(), |
60 | modeChangeEventListener, |
61 | this); |
62 | } else { |
63 | ETRACE("Uevent observer is NULL"); |
64 | } |
65 | |
66 | return true; |
67 | } |
68 | |
69 | void PrimaryDevice::deinitialize() |
70 | { |
71 | PhysicalDevice::deinitialize(); |
72 | } |
73 | |
74 | void PrimaryDevice::hotplugEventListener(void *data, bool status) |
75 | { |
76 | PrimaryDevice *pThis = (PrimaryDevice*)data; |
77 | if (pThis) { |
78 | pThis->hotplugListener(status); |
79 | } |
80 | } |
81 | |
82 | void PrimaryDevice::modeChangeEventListener(void *data, bool status) |
83 | { |
84 | PrimaryDevice *pThis = (PrimaryDevice*)data; |
85 | DTRACE("mode change event: %d", status); |
86 | if (status && pThis) { |
87 | pThis->changeModeDetectThread(); |
88 | } |
89 | } |
90 | |
91 | void PrimaryDevice::hotplugListener(bool connected) |
92 | { |
93 | CTRACE(); |
94 | ETRACE("hotpug event: %d", connected); |
95 | |
96 | updateHotplugState(connected); |
97 | |
98 | // update display configs |
99 | onHotplug(getDisplayId(), connected); |
100 | } |
101 | |
102 | int PrimaryDevice::parseConfigFile() |
103 | { |
104 | const char* WHITESPACE = " \t\r"; |
105 | |
106 | SysTokenizer* tokenizer; |
107 | int status = SysTokenizer::open(pConfigPath, &tokenizer); |
108 | if (status) { |
109 | ETRACE("Error %d opening display config file %s.", status, pConfigPath); |
110 | } else { |
111 | while (!tokenizer->isEof()) { |
112 | ITRACE("Parsing %s: %s", tokenizer->getLocation(), tokenizer->peekRemainderOfLine()); |
113 | |
114 | tokenizer->skipDelimiters(WHITESPACE); |
115 | if (!tokenizer->isEol() && tokenizer->peekChar() != '#') { |
116 | |
117 | char *token = tokenizer->nextToken(WHITESPACE); |
118 | if (!strcmp(token, DEVICE_STR_MBOX)) { |
119 | mDisplayType = DISPLAY_TYPE_MBOX; |
120 | } else if (!strcmp(token, DEVICE_STR_TV)) { |
121 | mDisplayType = DISPLAY_TYPE_TV; |
122 | } else { |
123 | DTRACE("%s: Expected keyword, got '%s'.", tokenizer->getLocation(), token); |
124 | break; |
125 | } |
126 | tokenizer->skipDelimiters(WHITESPACE); |
127 | tokenizer->nextToken(WHITESPACE); |
128 | tokenizer->skipDelimiters(WHITESPACE); |
129 | strcpy(mDefaultMode, tokenizer->nextToken(WHITESPACE)); |
130 | } |
131 | |
132 | tokenizer->nextLine(); |
133 | } |
134 | delete tokenizer; |
135 | } |
136 | return status; |
137 | } |
138 | |
139 | void PrimaryDevice::changeModeDetectThread() |
140 | { |
141 | pthread_t id; |
142 | int ret = pthread_create(&id, NULL, changeModeDetect, this); |
143 | if (ret != 0) |
144 | ETRACE("Create changeModeDetect error!\n"); |
145 | } |
146 | |
147 | void* PrimaryDevice::changeModeDetect(void* data) |
148 | { |
149 | PrimaryDevice *pThis = (PrimaryDevice*)data; |
150 | bool modeChanged = false; |
151 | char lastMode[32]; |
152 | Utils::getSysfsStr(SYSFS_DISPLAY_MODE, lastMode); |
153 | do { |
154 | modeChanged = Utils::checkSysfsStatus(SYSFS_DISPLAY_MODE, lastMode, 32); |
155 | usleep(1000 * 1000); |
156 | } while (!modeChanged); |
157 | pThis->setOsdMouse(); |
158 | return NULL; |
159 | } |
160 | |
161 | } // namespace amlogic |
162 | } // namespace android |
163 |