70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
/*
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* Copyright (C) 2020 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 <aidl/android/hardware/power/BnPower.h>
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#include <android-base/file.h>
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#include <android-base/logging.h>
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#include <sys/ioctl.h>
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// defines from drivers/input/touchscreen/xiaomi/xiaomi_touch.h
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#define SET_CUR_VALUE 0
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#define Touch_Doubletap_Mode 14
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#define TOUCH_DEV_PATH "/dev/xiaomi-touch"
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#define TOUCH_MAGIC 0x5400
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#define TOUCH_IOC_SETMODE TOUCH_MAGIC + SET_CUR_VALUE
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namespace aidl {
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namespace google {
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namespace hardware {
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namespace power {
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namespace impl {
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namespace pixel {
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using ::aidl::android::hardware::power::Mode;
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bool isDeviceSpecificModeSupported(Mode type, bool* _aidl_return) {
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switch (type) {
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case Mode::DOUBLE_TAP_TO_WAKE:
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*_aidl_return = true;
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return true;
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default:
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return false;
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}
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}
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bool setDeviceSpecificMode(Mode type, bool enabled) {
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switch (type) {
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case Mode::DOUBLE_TAP_TO_WAKE: {
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int fd = open(TOUCH_DEV_PATH, O_RDWR);
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int arg[2] = {Touch_Doubletap_Mode, enabled ? 1 : 0};
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ioctl(fd, TOUCH_IOC_SETMODE, &arg);
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close(fd);
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return true;
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}
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default:
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return false;
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}
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}
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} // namespace pixel
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} // namespace impl
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} // namespace power
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} // namespace hardware
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} // namespace google
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} // namespace aidl
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