You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
1.9 KiB
74 lines
1.9 KiB
/*
|
|
* Copyright (C) 2018 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.
|
|
*/
|
|
|
|
#define LOG_NIDEBUG 0
|
|
#define LOG_TAG "android.hardware.power@1.3-service.pixel-libperfmgr"
|
|
|
|
#include <dlfcn.h>
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <inttypes.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/types.h>
|
|
#include <unistd.h>
|
|
|
|
#include <cutils/sockets.h>
|
|
#include <log/log.h>
|
|
|
|
#include "display-helper.h"
|
|
|
|
#define DAEMON_SOCKET "pps"
|
|
|
|
static int daemon_socket = -1;
|
|
|
|
static int connectPPDaemon() {
|
|
// Setup socket connection, if not already done.
|
|
if (daemon_socket < 0)
|
|
daemon_socket =
|
|
socket_local_client(DAEMON_SOCKET, ANDROID_SOCKET_NAMESPACE_RESERVED, SOCK_STREAM);
|
|
|
|
if (daemon_socket < 0) {
|
|
ALOGE("Connecting to socket failed: %s", strerror(errno));
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int ppdComm(const char *cmd) {
|
|
int ret = -1;
|
|
|
|
ret = connectPPDaemon();
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = write(daemon_socket, cmd, strlen(cmd));
|
|
if (ret < 0) {
|
|
ALOGE("Failed to send data over socket, %s", strerror(errno));
|
|
return ret;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void set_display_lpm(int enable) {
|
|
ALOGI("set_display_lpm state: %d", enable);
|
|
if (enable) {
|
|
ppdComm("foss:on");
|
|
} else {
|
|
ppdComm("foss:off");
|
|
}
|
|
}
|
|
|