68             mPeriod(0),  in DispSyncThread()
88         if (mPeriod != 0 && mPeriod != period && mReferenceTime != 0) {  in updateModel()
93             const nsecs_t numOldPeriods = baseTime / mPeriod;  in updateModel()
94             mReferenceTime = mReferenceTime + (numOldPeriods)*mPeriod;  in updateModel()
96         mPeriod = period;  in updateModel()
98             ATRACE_INT64("DispSync:Period", mPeriod);  in updateModel()
99             ATRACE_INT64("DispSync:Phase", mPhase + mPeriod / 2);  in updateModel()
104               mName, ns2us(mPeriod), ns2us(mPhase), ns2us(mReferenceTime));  in updateModel()
147                 if (mPeriod == 0) {  in threadLoop()
225         if (mPeriod != 0) {  in addEventListener()
227             const nsecs_t numPeriodsSinceReference = baseTime / mPeriod;  in addEventListener()
228             const nsecs_t predictedReference = mReferenceTime + numPeriodsSinceReference * mPeriod;  in addEventListener()
234                 listener.mLastEventTime = predictedLastEventTime - mPeriod;  in addEventListener()
287                 if (diff > mPeriod / 2) {  in changePhaseOffset()
288                     diff -= mPeriod;  in changePhaseOffset()
289                 } else if (diff < -mPeriod / 2) {  in changePhaseOffset()
290                     diff += mPeriod;  in changePhaseOffset()
335         return duration < (3 * mPeriod) / 5;  in isCloseToPeriod()
343         nsecs_t onePeriodAgo = now - mPeriod;  in gatherCallbackInvocationsLocked()
404             baseTime = -mPeriod;  in computeListenerNextEventTimeLocked()
407         nsecs_t numPeriods = baseTime / mPeriod;  in computeListenerNextEventTimeLocked()
409         nsecs_t t = (numPeriods + 1) * mPeriod + phase;  in computeListenerNextEventTimeLocked()
417             t += mPeriod;  in computeListenerNextEventTimeLocked()
439     nsecs_t mPeriod;  member in android::impl::DispSyncThread
565               mName, ns2us(mPeriod), ns2us(timestamp));  in addResyncSample()
572         if (std::abs(observedVsync - mPendingPeriod) < std::abs(observedVsync - mPeriod)) {  in addResyncSample()
576             mPeriod = mPendingPeriod;  in addResyncSample()
586     mThread->updateModel(mPeriod, mPhase, mReferenceTime);  in addResyncSample()
655     return mPeriod;  in getPeriod()
676         mPeriod = durationSum / (mNumResyncSamples - 3);  in updateModelLocked()
678         ALOGV("[%s] mPeriod = %" PRId64, mName, ns2us(mPeriod));  in updateModelLocked()
682         double scale = 2.0 * M_PI / double(mPeriod);  in updateModelLocked()
687             double samplePhase = double(sample % mPeriod) * scale;  in updateModelLocked()
699         if (mPhase < -(mPeriod / 2)) {  in updateModelLocked()
700             mPhase += mPeriod;  in updateModelLocked()
705         mPeriod += mPeriod * mRefreshSkipCount;  in updateModelLocked()
707         mThread->updateModel(mPeriod, mPhase, mReferenceTime);  in updateModelLocked()
719     nsecs_t period = mPeriod / (1 + mRefreshSkipCount);  in updateErrorLocked()
776     if (mPeriod == 0) {  in computeNextRefresh()
779     return (((now - phase) / mPeriod) + periodOffset + 1) * mPeriod + phase;  in computeNextRefresh()
793     StringAppendF(&result, "mPeriod: %" PRId64 " ns (%.3f fps; skipCount=%d)\n", mPeriod,  in dump()
794                   1000000000.0 / mPeriod, mRefreshSkipCount);  in dump()
833                           (presentTime - previous) / (double)mPeriod,  in dump()