blob: eca89578ea5333345ac8f064e07d0ab4ce0baab8
| 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 | |
| 24 | namespace android { |
| 25 | namespace amlogic { |
| 26 | |
| 27 | PrimaryDevice::PrimaryDevice(Hwcomposer& hwc, DeviceControlFactory* controlFactory) |
| 28 | : PhysicalDevice(DEVICE_PRIMARY, hwc, controlFactory) |
| 29 | { |
| 30 | CTRACE(); |
| 31 | } |
| 32 | |
| 33 | PrimaryDevice::~PrimaryDevice() |
| 34 | { |
| 35 | CTRACE(); |
| 36 | } |
| 37 | |
| 38 | bool PrimaryDevice::initialize() |
| 39 | { |
| 40 | if (!PhysicalDevice::initialize()) { |
| 41 | DEINIT_AND_RETURN_FALSE("failed to initialize physical device"); |
| 42 | } |
| 43 | |
| 44 | UeventObserver *observer = Hwcomposer::getInstance().getUeventObserver(); |
| 45 | if (observer) { |
| 46 | observer->registerListener( |
| 47 | Utils::getHotplugUeventEnvelope(), |
| 48 | hotplugEventListener, |
| 49 | this); |
| 50 | } else { |
| 51 | ETRACE("Uevent observer is NULL"); |
| 52 | } |
| 53 | |
| 54 | return true; |
| 55 | } |
| 56 | |
| 57 | void PrimaryDevice::deinitialize() |
| 58 | { |
| 59 | PhysicalDevice::deinitialize(); |
| 60 | } |
| 61 | |
| 62 | void PrimaryDevice::hotplugEventListener(void *data, bool status) |
| 63 | { |
| 64 | PrimaryDevice *pThis = (PrimaryDevice*)data; |
| 65 | if (pThis) { |
| 66 | pThis->hotplugListener(status); |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | void PrimaryDevice::hotplugListener(bool connected) |
| 71 | { |
| 72 | CTRACE(); |
| 73 | |
| 74 | ETRACE("hotpug event: %d", connected); |
| 75 | |
| 76 | updateHotplugState(connected); |
| 77 | // update display configs |
| 78 | if (connected) { |
| 79 | if (!updateDisplayConfigs()) { |
| 80 | ETRACE("failed to update display config"); |
| 81 | return; |
| 82 | } |
| 83 | |
| 84 | if (getDisplayId() == HWC_DISPLAY_EXTERNAL) { |
| 85 | getDevice().hotplug(getDisplayId(), connected); |
| 86 | } |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | } // namespace amlogic |
| 91 | } // namespace android |
| 92 |