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[common] kvmfr: report cadence hold and lead timing

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This commit is contained in:
Geoffrey McRae
2026-08-06 17:14:29 +10:00
parent 1b78384da3
commit 0b744d2286
7 changed files with 59 additions and 20 deletions
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17
idd/LGIdd/CSwapChainProcessor.cpp
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@@ -766,12 +766,21 @@ void CSwapChainProcessor::CompletionFunction(
// discarded.
sc->m_devContext->FinalizeFrameBuffer(fbRes->GetFrameIndex());
const uint64_t publishedAt = CFrameScheduler::Nanotime();
const uint64_t elapsed = publishedAt - postProcessStart;
const uint64_t measured = postProcessTime + copyTime;
const uint64_t readyTime = elapsed > measured ? elapsed - measured : 0;
const uint64_t prepareElapsed = prepareReady >= postProcessStart ?
prepareReady - postProcessStart : 0;
const uint64_t prepareMeasured = postProcessTime + prepareCopyTime;
const uint64_t prepareReadyTime = prepareElapsed > prepareMeasured ?
prepareElapsed - prepareMeasured : 0;
const uint64_t publishElapsed = publishedAt >= publishStart ?
publishedAt - publishStart : 0;
const uint64_t publishReadyTime = publishElapsed > publishCopyTime ?
publishElapsed - publishCopyTime : 0;
const uint64_t readyTime = prepareReadyTime + publishReadyTime;
const uint64_t holdTime = publishStart >= prepareReady ?
publishStart - prepareReady : 0;
sc->m_devContext->SetFrameTiming(fbRes->GetFrameIndex(),
fbRes->GetCaptureTime(), postProcessTime, copyTime, readyTime,
fbRes->GetCaptureTime(), postProcessTime, copyTime, readyTime, holdTime,
fbRes->GetSchedule(), publishedAt);
sc->m_devContext->TryRecordFrameTiming(
publishedAt - publishStart);