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/*
* Copyright (C) 2016 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 "chre/platform/system_timer.h"
#include "chre/platform/log.h"
namespace chre {
SystemTimer::SystemTimer() {}
SystemTimer::~SystemTimer() {
if (mInitialized) {
slpiTimerUndef(&mTimerHandle);
}
}
bool SystemTimer::init() {
if (mInitialized) {
LOGW("Tried re-initializing timer");
} else {
#ifdef CHRE_SLPI_UIMG_ENABLED
SlpiTimerErrorType status = utimer_def_osal(
&mTimerHandle, UTIMER_FUNC1_CB_TYPE,
reinterpret_cast<utimer_osal_notify_obj_ptr>(systemTimerNotifyCallback),
reinterpret_cast<utimer_osal_notify_data>(this));
#else
SlpiTimerErrorType status = timer_def_osal(
&mTimerHandle, &timer_non_defer_group, TIMER_FUNC1_CB_TYPE,
reinterpret_cast<time_osal_notify_obj_ptr>(systemTimerNotifyCallback),
reinterpret_cast<time_osal_notify_data>(this));
#endif // CHRE_SLPI_UIMG_ENABLED
if (status != SLPI_TIMER_SUCCESS) {
LOGE("Error initializing timer %d", status);
} else {
mInitialized = true;
}
}
return mInitialized;
}
bool SystemTimer::set(SystemTimerCallback *callback, void *data,
Nanoseconds delay) {
bool wasSet = false;
if (mInitialized) {
mCallback = callback;
mData = data;
SlpiTimerErrorType status =
slpiTimerSet64(&mTimerHandle, Microseconds(delay).getMicroseconds(), 0,
SlpiTimerMicroUnit);
if (status != SLPI_TIMER_SUCCESS) {
LOGE("Error setting timer %d", status);
} else {
wasSet = true;
}
}
return wasSet;
}
bool SystemTimer::cancel() {
bool wasCancelled = false;
if (mInitialized) {
SlpiTimerTickType ticksRemaining =
slpiTimerClr64(&mTimerHandle, SlpiTimerTickUnit);
wasCancelled = (ticksRemaining > 0);
}
return wasCancelled;
}
bool SystemTimer::isActive() {
SlpiTimerTickType ticksRemaining =
slpiTimerGet64(&mTimerHandle, SlpiTimerTickUnit);
return (mInitialized && ticksRemaining > 0);
}
void SystemTimerBase::systemTimerNotifyCallback(
SlpiTimerCallbackDataType data) {
SystemTimer *systemTimer = reinterpret_cast<SystemTimer *>(data);
systemTimer->mCallback(systemTimer->mData);
}
} // namespace chre