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hardware_oplus-CherishOS/hidl/livedisplay/AntiFlicker.cpp
LuK1337 7b65e6e8d9 livedisplay: Migrate to ioctl()
Change-Id: I2039c94eb3239f2d88ab67076b52f58493d9b43e
2022-07-11 11:52:45 -07:00

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1.3 KiB
C++

/*
* Copyright (C) 2022 The LineageOS 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 <fcntl.h>
#include <livedisplay/oplus/AntiFlicker.h>
#include <oplus/oplus_display_panel.h>
namespace vendor {
namespace lineage {
namespace livedisplay {
namespace V2_1 {
namespace implementation {
AntiFlicker::AntiFlicker() : mOplusDisplayFd(open("/dev/oplus_display", O_RDWR)) {}
Return<bool> AntiFlicker::isEnabled() {
unsigned int value;
return ioctl(mOplusDisplayFd, PANEL_IOCTL_GET_DIMLAYER_BL_EN, &value) == 0 && value > 0;
}
Return<bool> AntiFlicker::setEnabled(bool enabled) {
unsigned int value = enabled;
return ioctl(mOplusDisplayFd, PANEL_IOCTL_SET_DIMLAYER_BL_EN, &value) == 0;
}
} // namespace implementation
} // namespace V2_1
} // namespace livedisplay
} // namespace lineage
} // namespace vendor