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renderer: Explicit sync fixes (#7151)

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Enables explicit sync by default for most platforms

`misc:no_direct_scanout` -> `render:direct_scanout`
This commit is contained in:
Vaxry
2024-08-06 14:52:19 +01:00
committed by GitHub
parent 0e86808e59
commit 640d161851
24 changed files with 378 additions and 165 deletions
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64
src/helpers/Monitor.cpp
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@@ -1,6 +1,8 @@
#include "Monitor.hpp"
#include "MiscFunctions.hpp"
#include "math/Math.hpp"
#include "sync/SyncReleaser.hpp"
#include "ScopeGuard.hpp"
#include "../Compositor.hpp"
#include "../config/ConfigValue.hpp"
#include "../protocols/GammaControl.hpp"
@@ -8,6 +10,7 @@
#include "../protocols/LayerShell.hpp"
#include "../protocols/PresentationTime.hpp"
#include "../protocols/DRMLease.hpp"
#include "../protocols/DRMSyncobj.hpp"
#include "../protocols/core/Output.hpp"
#include "../managers/PointerManager.hpp"
#include "../protocols/core/Compositor.hpp"
@@ -77,6 +80,7 @@ void CMonitor::onConnect(bool noRule) {
tearingState.canTear = output->getBackend()->type() == Aquamarine::AQ_BACKEND_DRM;
if (m_bEnabled) {
output->state->resetExplicitFences();
output->state->setEnabled(true);
state.commit();
return;
@@ -101,6 +105,7 @@ void CMonitor::onConnect(bool noRule) {
// if it's disabled, disable and ignore
if (monitorRule.disabled) {
output->state->resetExplicitFences();
output->state->setEnabled(false);
if (!state.commit())
@@ -137,6 +142,7 @@ void CMonitor::onConnect(bool noRule) {
m_bEnabled = true;
output->state->resetExplicitFences();
output->state->setEnabled(true);
// set mode, also applies
@@ -300,6 +306,7 @@ void CMonitor::onDisconnect(bool destroy) {
activeWorkspace->m_bVisible = false;
activeWorkspace.reset();
output->state->resetExplicitFences();
output->state->setEnabled(false);
if (!state.commit())
@@ -808,28 +815,77 @@ bool CMonitor::attemptDirectScanout() {
if (!PSURFACE->current.buffer || !PSURFACE->current.texture || !PSURFACE->current.texture->m_pEglImage /* dmabuf */)
return false;
Debug::log(TRACE, "attemptDirectScanout: surface {:x} passed, will attempt", (uintptr_t)PSURFACE.get());
// FIXME: make sure the buffer actually follows the available scanout dmabuf formats
// and comes from the appropriate device. This may implode on multi-gpu!!
output->state->setBuffer(PSURFACE->current.buffer->buffer.lock());
output->state->setPresentationMode(tearingState.activelyTearing ? Aquamarine::eOutputPresentationMode::AQ_OUTPUT_PRESENTATION_IMMEDIATE :
Aquamarine::eOutputPresentationMode::AQ_OUTPUT_PRESENTATION_VSYNC);
if (!state.test())
if (!state.test()) {
Debug::log(TRACE, "attemptDirectScanout: failed basic test");
return false;
}
auto explicitOptions = g_pHyprRenderer->getExplicitSyncSettings();
// wait for the explicit fence if present, and if kms explicit is allowed
bool DOEXPLICIT = PSURFACE->syncobj && PSURFACE->syncobj->current.acquireTimeline && PSURFACE->syncobj->current.acquireTimeline->timeline && explicitOptions.explicitKMSEnabled;
int explicitWaitFD = -1;
if (DOEXPLICIT) {
explicitWaitFD = PSURFACE->syncobj->current.acquireTimeline->timeline->exportAsSyncFileFD(PSURFACE->syncobj->current.acquirePoint);
if (explicitWaitFD < 0)
Debug::log(TRACE, "attemptDirectScanout: failed to acquire an explicit wait fd");
}
DOEXPLICIT = DOEXPLICIT && explicitWaitFD >= 0;
auto cleanup = CScopeGuard([explicitWaitFD, this]() {
output->state->resetExplicitFences();
if (explicitWaitFD >= 0)
close(explicitWaitFD);
});
timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
Debug::log(TRACE, "presentFeedback for DS");
PSURFACE->presentFeedback(&now, this, true);
PSURFACE->presentFeedback(&now, this);
output->state->addDamage(CBox{{}, vecPixelSize});
output->state->resetExplicitFences();
if (state.commit()) {
if (DOEXPLICIT) {
Debug::log(TRACE, "attemptDirectScanout: setting IN_FENCE for aq to {}", explicitWaitFD);
output->state->setExplicitInFence(explicitWaitFD);
}
bool ok = output->commit();
if (!ok && DOEXPLICIT) {
Debug::log(TRACE, "attemptDirectScanout: EXPLICIT SYNC FAILED: commit() returned false. Resetting fences and retrying, might result in glitches.");
output->state->resetExplicitFences();
ok = output->commit();
}
if (ok) {
if (lastScanout.expired()) {
lastScanout = PCANDIDATE;
Debug::log(LOG, "Entered a direct scanout to {:x}: \"{}\"", (uintptr_t)PCANDIDATE.get(), PCANDIDATE->m_szTitle);
}
// delay explicit sync feedback until kms release of the buffer
if (DOEXPLICIT) {
Debug::log(TRACE, "attemptDirectScanout: Delaying explicit sync release feedback until kms release");
PSURFACE->current.buffer->releaser->drop();
PSURFACE->current.buffer->buffer->hlEvents.backendRelease2 = PSURFACE->current.buffer->buffer->events.backendRelease.registerListener([PSURFACE](std::any d) {
const bool DOEXPLICIT = PSURFACE->syncobj && PSURFACE->syncobj->current.releaseTimeline && PSURFACE->syncobj->current.releaseTimeline->timeline;
if (DOEXPLICIT)
PSURFACE->syncobj->current.releaseTimeline->timeline->signal(PSURFACE->syncobj->current.releasePoint);
});
}
} else {
Debug::log(TRACE, "attemptDirectScanout: failed to scanout surface");
lastScanout.reset();
return false;
}