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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "GPUChild.h"
#include "GPUProcessHost.h"
#include "GPUProcessManager.h"
#include "GfxInfoBase.h"
#include "VRProcessManager.h"
#include "gfxConfig.h"
#include "gfxPlatform.h"
#include "mozilla/Components.h"
#include "mozilla/FOGIPC.h"
#include "mozilla/StaticPrefs_dom.h"
#include "mozilla/Telemetry.h"
#include "mozilla/TelemetryIPC.h"
#include "mozilla/dom/CheckerboardReportService.h"
#include "mozilla/dom/ContentParent.h"
#include "mozilla/dom/MemoryReportRequest.h"
#include "mozilla/gfx/Logging.h"
#include "mozilla/gfx/gfxVars.h"
#if defined(XP_WIN)
# include "mozilla/gfx/DeviceManagerDx.h"
#endif
#include "mozilla/HangDetails.h"
#include "mozilla/RemoteDecoderManagerChild.h" // For RemoteDecodeIn
#include "mozilla/Unused.h"
#include "mozilla/ipc/Endpoint.h"
#include "mozilla/layers/APZInputBridgeChild.h"
#include "mozilla/layers/LayerTreeOwnerTracker.h"
#include "nsHashPropertyBag.h"
#include "nsIGfxInfo.h"
#include "nsIObserverService.h"
#include "nsIPropertyBag2.h"
#include "ProfilerParent.h"
namespace mozilla {
namespace gfx {
using namespace layers;
GPUChild::GPUChild(GPUProcessHost* aHost) : mHost(aHost), mGPUReady(false) {}
GPUChild::~GPUChild() = default;
void GPUChild::Init() {
nsTArray<GfxVarUpdate> updates = gfxVars::FetchNonDefaultVars();
DevicePrefs devicePrefs;
devicePrefs.hwCompositing() = gfxConfig::GetValue(Feature::HW_COMPOSITING);
devicePrefs.d3d11Compositing() =
gfxConfig::GetValue(Feature::D3D11_COMPOSITING);
devicePrefs.oglCompositing() =
gfxConfig::GetValue(Feature::OPENGL_COMPOSITING);
devicePrefs.useD2D1() = gfxConfig::GetValue(Feature::DIRECT2D);
devicePrefs.d3d11HwAngle() = gfxConfig::GetValue(Feature::D3D11_HW_ANGLE);
nsTArray<LayerTreeIdMapping> mappings;
LayerTreeOwnerTracker::Get()->Iterate(
[&](LayersId aLayersId, base::ProcessId aProcessId) {
mappings.AppendElement(LayerTreeIdMapping(aLayersId, aProcessId));
});
nsCOMPtr<nsIGfxInfo> gfxInfo = components::GfxInfo::Service();
nsTArray<GfxInfoFeatureStatus> features;
if (gfxInfo) {
auto* gfxInfoRaw = static_cast<widget::GfxInfoBase*>(gfxInfo.get());
features = gfxInfoRaw->GetAllFeatures();
}
SendInit(updates, devicePrefs, mappings, features,
GPUProcessManager::Get()->AllocateNamespace());
gfxVars::AddReceiver(this);
Unused << SendInitProfiler(ProfilerParent::CreateForProcess(OtherPid()));
}
void GPUChild::OnVarChanged(const GfxVarUpdate& aVar) { SendUpdateVar(aVar); }
bool GPUChild::EnsureGPUReady() {
// On our initial process launch, we want to block on the GetDeviceStatus
// message. Additionally, we may have updated our compositor configuration
// through the gfxVars after fallback, in which case we want to ensure the
// GPU process has handled any updates before creating compositor sessions.
if (mGPUReady && !mWaitForVarUpdate) {
return true;
}
GPUDeviceData data;
if (!SendGetDeviceStatus(&data)) {
return false;
}
// Only import and collect telemetry for the initial GPU process launch.
if (!mGPUReady) {
gfxPlatform::GetPlatform()->ImportGPUDeviceData(data);
Telemetry::AccumulateTimeDelta(Telemetry::GPU_PROCESS_LAUNCH_TIME_MS_2,
mHost->GetLaunchTime());
mGPUReady = true;
}
mWaitForVarUpdate = false;
return true;
}
void GPUChild::OnUnexpectedShutdown() { mUnexpectedShutdown = true; }
mozilla::ipc::IPCResult GPUChild::RecvInitComplete(const GPUDeviceData& aData) {
// We synchronously requested GPU parameters before this arrived.
if (mGPUReady) {
return IPC_OK();
}
gfxPlatform::GetPlatform()->ImportGPUDeviceData(aData);
Telemetry::AccumulateTimeDelta(Telemetry::GPU_PROCESS_LAUNCH_TIME_MS_2,
mHost->GetLaunchTime());
mGPUReady = true;
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvDeclareStable() {
mHost->mListener->OnProcessDeclaredStable();
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvReportCheckerboard(
const uint32_t& aSeverity, const nsCString& aLog) {
layers::CheckerboardEventStorage::Report(aSeverity, std::string(aLog.get()));
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvGraphicsError(const nsCString& aError) {
gfx::LogForwarder* lf = gfx::Factory::GetLogForwarder();
if (lf) {
std::stringstream message;
message << "GP+" << aError.get();
lf->UpdateStringsVector(message.str());
}
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvCreateVRProcess() {
// Make sure create VR process at the main process
MOZ_ASSERT(XRE_IsParentProcess());
if (StaticPrefs::dom_vr_process_enabled_AtStartup()) {
VRProcessManager::Initialize();
VRProcessManager* vr = VRProcessManager::Get();
MOZ_ASSERT(vr, "VRProcessManager must be initialized first.");
if (vr) {
vr->LaunchVRProcess();
}
}
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvShutdownVRProcess() {
// Make sure stopping VR process at the main process
MOZ_ASSERT(XRE_IsParentProcess());
if (StaticPrefs::dom_vr_process_enabled_AtStartup()) {
VRProcessManager::Shutdown();
}
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvNotifyUiObservers(
const nsCString& aTopic) {
nsCOMPtr<nsIObserverService> obsSvc = mozilla::services::GetObserverService();
MOZ_ASSERT(obsSvc);
if (obsSvc) {
obsSvc->NotifyObservers(nullptr, aTopic.get(), nullptr);
}
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvAccumulateChildHistograms(
nsTArray<HistogramAccumulation>&& aAccumulations) {
TelemetryIPC::AccumulateChildHistograms(Telemetry::ProcessID::Gpu,
aAccumulations);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvAccumulateChildKeyedHistograms(
nsTArray<KeyedHistogramAccumulation>&& aAccumulations) {
TelemetryIPC::AccumulateChildKeyedHistograms(Telemetry::ProcessID::Gpu,
aAccumulations);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvUpdateChildScalars(
nsTArray<ScalarAction>&& aScalarActions) {
TelemetryIPC::UpdateChildScalars(Telemetry::ProcessID::Gpu, aScalarActions);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvUpdateChildKeyedScalars(
nsTArray<KeyedScalarAction>&& aScalarActions) {
TelemetryIPC::UpdateChildKeyedScalars(Telemetry::ProcessID::Gpu,
aScalarActions);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvRecordChildEvents(
nsTArray<mozilla::Telemetry::ChildEventData>&& aEvents) {
TelemetryIPC::RecordChildEvents(Telemetry::ProcessID::Gpu, aEvents);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvRecordDiscardedData(
const mozilla::Telemetry::DiscardedData& aDiscardedData) {
TelemetryIPC::RecordDiscardedData(Telemetry::ProcessID::Gpu, aDiscardedData);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvNotifyDeviceReset(
const GPUDeviceData& aData) {
gfxPlatform::GetPlatform()->ImportGPUDeviceData(aData);
mHost->mListener->OnRemoteProcessDeviceReset(mHost);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvNotifyOverlayInfo(
const OverlayInfo aInfo) {
gfxPlatform::GetPlatform()->SetOverlayInfo(aInfo);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvNotifySwapChainInfo(
const SwapChainInfo aInfo) {
gfxPlatform::GetPlatform()->SetSwapChainInfo(aInfo);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvNotifyDisableRemoteCanvas() {
gfxPlatform::DisableRemoteCanvas();
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvFlushMemory(const nsString& aReason) {
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
if (os) {
os->NotifyObservers(nullptr, "memory-pressure", aReason.get());
}
return IPC_OK();
}
bool GPUChild::SendRequestMemoryReport(const uint32_t& aGeneration,
const bool& aAnonymize,
const bool& aMinimizeMemoryUsage,
const Maybe<FileDescriptor>& aDMDFile) {
mMemoryReportRequest = MakeUnique<MemoryReportRequestHost>(aGeneration);
PGPUChild::SendRequestMemoryReport(
aGeneration, aAnonymize, aMinimizeMemoryUsage, aDMDFile,
[&](const uint32_t& aGeneration2) {
if (GPUProcessManager* gpm = GPUProcessManager::Get()) {
if (GPUChild* child = gpm->GetGPUChild()) {
if (child->mMemoryReportRequest) {
child->mMemoryReportRequest->Finish(aGeneration2);
child->mMemoryReportRequest = nullptr;
}
}
}
},
[&](mozilla::ipc::ResponseRejectReason) {
if (GPUProcessManager* gpm = GPUProcessManager::Get()) {
if (GPUChild* child = gpm->GetGPUChild()) {
child->mMemoryReportRequest = nullptr;
}
}
});
return true;
}
mozilla::ipc::IPCResult GPUChild::RecvAddMemoryReport(
const MemoryReport& aReport) {
if (mMemoryReportRequest) {
mMemoryReportRequest->RecvReport(aReport);
}
return IPC_OK();
}
void GPUChild::ActorDestroy(ActorDestroyReason aWhy) {
if (aWhy == AbnormalShutdown || mUnexpectedShutdown) {
nsAutoString dumpId;
GenerateCrashReport(OtherPid(), &dumpId);
Telemetry::Accumulate(
Telemetry::SUBPROCESS_ABNORMAL_ABORT,
nsDependentCString(XRE_GeckoProcessTypeToString(GeckoProcessType_GPU)),
1);
// Notify the Telemetry environment so that we can refresh and do a
// subsession split. This also notifies the crash reporter on geckoview.
if (nsCOMPtr<nsIObserverService> obsvc = services::GetObserverService()) {
RefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
props->SetPropertyAsBool(u"abnormal"_ns, true);
props->SetPropertyAsAString(u"dumpID"_ns, dumpId);
obsvc->NotifyObservers((nsIPropertyBag2*)props,
"compositor:process-aborted", nullptr);
}
}
gfxVars::RemoveReceiver(this);
mHost->OnChannelClosed();
}
mozilla::ipc::IPCResult GPUChild::RecvUpdateFeature(
const Feature& aFeature, const FeatureFailure& aChange) {
gfxConfig::SetFailed(aFeature, aChange.status(), aChange.message().get(),
aChange.failureId());
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvUsedFallback(const Fallback& aFallback,
const nsCString& aMessage) {
gfxConfig::EnableFallback(aFallback, aMessage.get());
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvBHRThreadHang(
const HangDetails& aDetails) {
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
if (obs) {
// Copy the HangDetails recieved over the network into a nsIHangDetails, and
// then fire our own observer notification.
// XXX: We should be able to avoid this potentially expensive copy here by
// moving our deserialized argument.
nsCOMPtr<nsIHangDetails> hangDetails =
new nsHangDetails(HangDetails(aDetails), PersistedToDisk::No);
obs->NotifyObservers(hangDetails, "bhr-thread-hang", nullptr);
}
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvUpdateMediaCodecsSupported(
const media::MediaCodecsSupported& aSupported) {
dom::ContentParent::BroadcastMediaCodecsSupportedUpdate(
RemoteDecodeIn::GpuProcess, aSupported);
return IPC_OK();
}
mozilla::ipc::IPCResult GPUChild::RecvFOGData(ByteBuf&& aBuf) {
glean::FOGData(std::move(aBuf));
return IPC_OK();
}
class DeferredDeleteGPUChild : public Runnable {
public:
explicit DeferredDeleteGPUChild(RefPtr<GPUChild>&& aChild)
: Runnable("gfx::DeferredDeleteGPUChild"), mChild(std::move(aChild)) {}
NS_IMETHODIMP Run() override { return NS_OK; }
private:
RefPtr<GPUChild> mChild;
};
/* static */
void GPUChild::Destroy(RefPtr<GPUChild>&& aChild) {
NS_DispatchToMainThread(new DeferredDeleteGPUChild(std::move(aChild)));
}
} // namespace gfx
} // namespace mozilla