bd2d84c295
This prevents us from sending unexpected panel commands. Fixes: https://gitlab.com/LineageOS/issues/android/-/issues/4790 Change-Id: I97c5a008f242c861cafdec392b19ab9435a5239b
44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
/*
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* Copyright (C) 2022 The LineageOS Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <fcntl.h>
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#include <livedisplay/oplus/SunlightEnhancement.h>
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#include <oplus/oplus_display_panel.h>
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namespace vendor {
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namespace lineage {
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namespace livedisplay {
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namespace V2_1 {
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namespace implementation {
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SunlightEnhancement::SunlightEnhancement() : mOplusDisplayFd(open("/dev/oplus_display", O_RDWR)) {}
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Return<bool> SunlightEnhancement::isEnabled() {
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unsigned int value;
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return ioctl(mOplusDisplayFd, PANEL_IOCTL_GET_HBM, &value) == 0 && value > 0;
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}
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Return<bool> SunlightEnhancement::setEnabled(bool enabled) {
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unsigned int value = enabled;
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return isEnabled() == enabled || ioctl(mOplusDisplayFd, PANEL_IOCTL_SET_HBM, &value) == 0;
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}
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} // namespace implementation
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} // namespace V2_1
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} // namespace livedisplay
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} // namespace lineage
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} // namespace vendor
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