Files
SDK_RK3288/system/displayd/NetlinkHandler.cpp
2016-05-23 20:37:01 +08:00

135 lines
3.8 KiB
C++
Executable File

/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#define LOG_TAG "DisplayD"
#include <cutils/log.h>
#include <sysutils/NetlinkEvent.h>
#include "Config.h"
#include "NetlinkHandler.h"
#include "NetlinkManager.h"
#include "ResponseCode.h"
#include "Hdcp.h"
#include "Cecmanager.h"
NetlinkHandler::NetlinkHandler(NetlinkManager *nm, int listenerSocket,
int format) :
NetlinkListener(listenerSocket, format) {
mNm = nm;
}
NetlinkHandler::~NetlinkHandler() {
}
int NetlinkHandler::start() {
return this->startListener();
}
int NetlinkHandler::stop() {
return this->stopListener();
}
void NetlinkHandler::onEvent(NetlinkEvent *evt) {
const char *subsys = evt->getSubsystem();
if (!subsys) {
ALOGW("No subsystem found in netlink event");
return;
}
// ALOGD("subsys %s", subsys);
if (!strcmp(subsys, "display")) {
int action = evt->getAction();
if (action == evt->NlActionAdd) {
const char *iface = evt->findParam("INTERFACE");
const char *screen = evt->findParam("SCREEN");
if(iface && screen)
ALOGW("iface id %s screen is %s", iface, screen);
notifyInterfaceAdded(iface, screen);
} else if (action == evt->NlActionRemove) {
const char *iface = evt->findParam("INTERFACE");
const char *screen = evt->findParam("SCREEN");
if(iface && screen)
ALOGW("iface id %s screen is %s", iface, screen);
notifyInterfaceRemoved(iface, screen);
} else if (action == evt->NlActionChange) {
// evt->dump();
const char *type = "TRIGGER";//evt->findParam("TRIGGER");
notifyInterfaceChanged(type, true);
}
} else if (!strcmp(subsys, "hdmi_hdcp2")) {
evt->dump();
int action = evt->getAction();
if (action == evt->NlActionChange) {
const char *start = evt->findParam("START");
if (start)
rk_hdmi_hdcp2_start();
}
}
}
void NetlinkHandler::notifyInterfaceAdded(const char *name, const char *screen) {
char msg[255];
int display = 0;
if(screen && !strcmp(screen, "1"))
display = 1;
mNm->mDisplayManager->setHDMIEnable(display);
snprintf(msg, sizeof(msg), "Iface added %s", name);
ALOGW("Send msg %s", msg);
// mNm->getBroadcaster()->sendBroadcast(ResponseCode::InterfaceChange,
// msg, false);
#if defined(RK3228) && defined(ANDROID_4_4)
if (access(HDMI_DEV_PATH, R_OK | W_OK) == 0) {
HdmicecManage *mHdmicecManage = HdmicecManage::GetInstance();
mHdmicecManage->cecenumeration();
}
#endif
}
void NetlinkHandler::notifyInterfaceRemoved(const char *name, const char *screen) {
char msg[255];
int display = 0;
if(screen && !strcmp(screen, "1"))
display = 1;
mNm->mDisplayManager->setHDMIDisable(display);
snprintf(msg, sizeof(msg), "Iface removed %s", name);
ALOGW("Send msg %s", msg);
// mNm->getBroadcaster()->sendBroadcast(ResponseCode::InterfaceChange,
// msg, false);
}
void NetlinkHandler::notifyInterfaceChanged(const char *name, bool isUp) {
char msg[255];
snprintf(msg, sizeof(msg), "Iface changed triggered by %s", name);
if(1/*!strcmp(name, "KEY")*/) {
// mNm->mDisplayManager->selectNextIface();
ALOGD("notifyInterfaceChanged ******************************");
mNm->getBroadcaster()->sendBroadcast(ResponseCode::InterfaceChange,
msg, false);
}
else if(!strcmp(name, "WAKEUP")) {
#if DISPLAY_UNTIL_WAKEUP
mNm->mDisplayManager->init();
#endif
}
}