gfx/ipc/GPUChild.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6 #ifndef _include_mozilla_gfx_ipc_GPUChild_h_
   7 #define _include_mozilla_gfx_ipc_GPUChild_h_
   8
   9 #include "mozilla/RefPtr.h"
  10 #include "mozilla/UniquePtr.h"
  11 #include "mozilla/ipc/CrashReporterHelper.h"
  12 #include "mozilla/gfx/PGPUChild.h"
  13 #include "mozilla/gfx/gfxVarReceiver.h"
  14
  15 namespace mozilla {
  16
  17 namespace dom {
  18 class MemoryReportRequestHost;
  19 }  // namespace dom
  20 namespace gfx {
  21
  22 class GPUProcessHost;
  23
  24 class GPUChild final : public ipc::CrashReporterHelper<GeckoProcessType_GPU>,
  25                        public PGPUChild,
  26                        public gfxVarReceiver {
  27   typedef mozilla::dom::MemoryReportRequestHost MemoryReportRequestHost;
  28
  29  public:
  30   explicit GPUChild(GPUProcessHost* aHost);
  31   virtual ~GPUChild();
  32
  33   void Init();
  34
  35   bool EnsureGPUReady();
  36   base::ProcessHandle GetChildProcessHandle();
  37
  38   // gfxVarReceiver overrides.
  39   void OnVarChanged(const GfxVarUpdate& aVar) override;
  40
  41   // PGPUChild overrides.
  42   mozilla::ipc::IPCResult RecvInitComplete(const GPUDeviceData& aData);
  43   mozilla::ipc::IPCResult RecvReportCheckerboard(const uint32_t& aSeverity,
  44                                                  const nsCString& aLog);
  45   mozilla::ipc::IPCResult RecvCreateVRProcess();
  46   mozilla::ipc::IPCResult RecvShutdownVRProcess();
  47
  48   mozilla::ipc::IPCResult RecvAccumulateChildHistograms(
  49       nsTArray<HistogramAccumulation>&& aAccumulations);
  50   mozilla::ipc::IPCResult RecvAccumulateChildKeyedHistograms(
  51       nsTArray<KeyedHistogramAccumulation>&& aAccumulations);
  52   mozilla::ipc::IPCResult RecvUpdateChildScalars(
  53       nsTArray<ScalarAction>&& aScalarActions);
  54   mozilla::ipc::IPCResult RecvUpdateChildKeyedScalars(
  55       nsTArray<KeyedScalarAction>&& aScalarActions);
  56   mozilla::ipc::IPCResult RecvRecordChildEvents(
  57       nsTArray<ChildEventData>&& events);
  58   mozilla::ipc::IPCResult RecvRecordDiscardedData(
  59       const DiscardedData& aDiscardedData);
  60
  61   void ActorDestroy(ActorDestroyReason aWhy) override;
  62   mozilla::ipc::IPCResult RecvGraphicsError(const nsCString& aError);
  63   mozilla::ipc::IPCResult RecvNotifyUiObservers(const nsCString& aTopic);
  64   mozilla::ipc::IPCResult RecvNotifyDeviceReset(const GPUDeviceData& aData);
  65   mozilla::ipc::IPCResult RecvFlushMemory(const nsString& aReason);
  66   mozilla::ipc::IPCResult RecvAddMemoryReport(const MemoryReport& aReport);
  67   mozilla::ipc::IPCResult RecvUpdateFeature(const Feature& aFeature,
  68                                             const FeatureFailure& aChange);
  69   mozilla::ipc::IPCResult RecvUsedFallback(const Fallback& aFallback,
  70                                            const nsCString& aMessage);
  71   mozilla::ipc::IPCResult RecvBHRThreadHang(const HangDetails& aDetails);
  72   mozilla::ipc::IPCResult RecvUpdateMediaCodecsSupported(
  73       const PDMFactory::MediaCodecsSupported& aSupported);
  74
  75   bool SendRequestMemoryReport(const uint32_t& aGeneration,
  76                                const bool& aAnonymize,
  77                                const bool& aMinimizeMemoryUsage,
  78                                const Maybe<ipc::FileDescriptor>& aDMDFile);
  79
  80   static void Destroy(UniquePtr<GPUChild>&& aChild);
  81
  82  private:
  83   GPUProcessHost* mHost;
  84   UniquePtr<MemoryReportRequestHost> mMemoryReportRequest;
  85   bool mGPUReady;
  86 };
  87
  88 }  // namespace gfx
  89 }  // namespace mozilla
  90
  91 #endif  // _include_mozilla_gfx_ipc_GPUChild_h_