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gecko-dev/widget/GfxInfoBase.cpp

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/* vim: se cin sw=2 ts=2 et : */
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/ArrayUtils.h"
#include "GfxInfoBase.h"
#include <mutex> // std::call_once
#include "GfxDriverInfo.h"
#include "js/Array.h" // JS::GetArrayLength, JS::NewArrayObject
#include "js/PropertyAndElement.h" // JS_SetElement, JS_SetProperty
#include "nsCOMPtr.h"
#include "nsCOMArray.h"
#include "nsString.h"
#include "nsUnicharUtils.h"
#include "nsVersionComparator.h"
#include "mozilla/Services.h"
#include "mozilla/Observer.h"
#include "nsIObserver.h"
#include "nsIObserverService.h"
#include "nsTArray.h"
#include "nsXULAppAPI.h"
#include "nsIXULAppInfo.h"
#include "mozilla/ClearOnShutdown.h"
#include "mozilla/Preferences.h"
#include "mozilla/StaticPrefs_gfx.h"
#include "mozilla/gfx/2D.h"
#include "mozilla/gfx/GPUProcessManager.h"
#include "mozilla/gfx/Logging.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/widget/ScreenManager.h"
#include "mozilla/widget/Screen.h"
#include "gfxPlatform.h"
#include "gfxConfig.h"
#include "DriverCrashGuard.h"
using namespace mozilla::widget;
using namespace mozilla;
using mozilla::MutexAutoLock;
nsTArray<GfxDriverInfo>* GfxInfoBase::sDriverInfo;
StaticAutoPtr<nsTArray<gfx::GfxInfoFeatureStatus>> GfxInfoBase::sFeatureStatus;
bool GfxInfoBase::sDriverInfoObserverInitialized;
bool GfxInfoBase::sShutdownOccurred;
// Call this when setting sFeatureStatus to a non-null pointer to
// ensure destruction even if the GfxInfo component is never instantiated.
static void InitFeatureStatus(nsTArray<gfx::GfxInfoFeatureStatus>* aPtr) {
static std::once_flag sOnce;
std::call_once(sOnce, [] { ClearOnShutdown(&GfxInfoBase::sFeatureStatus); });
GfxInfoBase::sFeatureStatus = aPtr;
}
// Observes for shutdown so that the child GfxDriverInfo list is freed.
class ShutdownObserver : public nsIObserver {
virtual ~ShutdownObserver() = default;
public:
ShutdownObserver() = default;
NS_DECL_ISUPPORTS
NS_IMETHOD Observe(nsISupports* subject, const char* aTopic,
const char16_t* aData) override {
MOZ_ASSERT(strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID) == 0);
delete GfxInfoBase::sDriverInfo;
GfxInfoBase::sDriverInfo = nullptr;
for (auto& deviceFamily : GfxDriverInfo::sDeviceFamilies) {
delete deviceFamily;
deviceFamily = nullptr;
}
for (auto& windowProtocol : GfxDriverInfo::sWindowProtocol) {
delete windowProtocol;
windowProtocol = nullptr;
}
for (auto& deviceVendor : GfxDriverInfo::sDeviceVendors) {
delete deviceVendor;
deviceVendor = nullptr;
}
for (auto& driverVendor : GfxDriverInfo::sDriverVendors) {
delete driverVendor;
driverVendor = nullptr;
}
GfxInfoBase::sShutdownOccurred = true;
return NS_OK;
}
};
NS_IMPL_ISUPPORTS(ShutdownObserver, nsIObserver)
static void InitGfxDriverInfoShutdownObserver() {
if (GfxInfoBase::sDriverInfoObserverInitialized) return;
GfxInfoBase::sDriverInfoObserverInitialized = true;
nsCOMPtr<nsIObserverService> observerService = services::GetObserverService();
if (!observerService) {
NS_WARNING("Could not get observer service!");
return;
}
ShutdownObserver* obs = new ShutdownObserver();
observerService->AddObserver(obs, NS_XPCOM_SHUTDOWN_OBSERVER_ID, false);
}
using namespace mozilla::widget;
using namespace mozilla::gfx;
using namespace mozilla;
NS_IMPL_ISUPPORTS(GfxInfoBase, nsIGfxInfo, nsIObserver,
nsISupportsWeakReference)
#define BLOCKLIST_PREF_BRANCH "gfx.blacklist."
#define SUGGESTED_VERSION_PREF BLOCKLIST_PREF_BRANCH "suggested-driver-version"
static const char* GetPrefNameForFeature(int32_t aFeature) {
const char* name = nullptr;
switch (aFeature) {
case nsIGfxInfo::FEATURE_DIRECT2D:
name = BLOCKLIST_PREF_BRANCH "direct2d";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_9_LAYERS:
name = BLOCKLIST_PREF_BRANCH "layers.direct3d9";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_10_LAYERS:
name = BLOCKLIST_PREF_BRANCH "layers.direct3d10";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_10_1_LAYERS:
name = BLOCKLIST_PREF_BRANCH "layers.direct3d10-1";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_11_LAYERS:
name = BLOCKLIST_PREF_BRANCH "layers.direct3d11";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_11_ANGLE:
name = BLOCKLIST_PREF_BRANCH "direct3d11angle";
break;
case nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING:
name = BLOCKLIST_PREF_BRANCH "hardwarevideodecoding";
break;
case nsIGfxInfo::FEATURE_OPENGL_LAYERS:
name = BLOCKLIST_PREF_BRANCH "layers.opengl";
break;
case nsIGfxInfo::FEATURE_WEBGL_OPENGL:
name = BLOCKLIST_PREF_BRANCH "webgl.opengl";
break;
case nsIGfxInfo::FEATURE_WEBGL_ANGLE:
name = BLOCKLIST_PREF_BRANCH "webgl.angle";
break;
case nsIGfxInfo::UNUSED_FEATURE_WEBGL_MSAA:
name = BLOCKLIST_PREF_BRANCH "webgl.msaa";
break;
case nsIGfxInfo::FEATURE_STAGEFRIGHT:
name = BLOCKLIST_PREF_BRANCH "stagefright";
break;
case nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_H264:
name = BLOCKLIST_PREF_BRANCH "webrtc.hw.acceleration.h264";
break;
case nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_ENCODE:
name = BLOCKLIST_PREF_BRANCH "webrtc.hw.acceleration.encode";
break;
case nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_DECODE:
name = BLOCKLIST_PREF_BRANCH "webrtc.hw.acceleration.decode";
break;
case nsIGfxInfo::FEATURE_CANVAS2D_ACCELERATION:
name = BLOCKLIST_PREF_BRANCH "canvas2d.acceleration";
break;
case nsIGfxInfo::FEATURE_DX_INTEROP2:
name = BLOCKLIST_PREF_BRANCH "dx.interop2";
break;
case nsIGfxInfo::FEATURE_GPU_PROCESS:
name = BLOCKLIST_PREF_BRANCH "gpu.process";
break;
case nsIGfxInfo::FEATURE_WEBGL2:
name = BLOCKLIST_PREF_BRANCH "webgl2";
break;
case nsIGfxInfo::FEATURE_D3D11_KEYED_MUTEX:
name = BLOCKLIST_PREF_BRANCH "d3d11.keyed.mutex";
break;
case nsIGfxInfo::FEATURE_WEBRENDER:
name = BLOCKLIST_PREF_BRANCH "webrender";
break;
case nsIGfxInfo::FEATURE_WEBRENDER_COMPOSITOR:
name = BLOCKLIST_PREF_BRANCH "webrender.compositor";
break;
case nsIGfxInfo::FEATURE_DX_NV12:
name = BLOCKLIST_PREF_BRANCH "dx.nv12";
break;
case nsIGfxInfo::FEATURE_DX_P010:
name = BLOCKLIST_PREF_BRANCH "dx.p010";
break;
case nsIGfxInfo::FEATURE_DX_P016:
name = BLOCKLIST_PREF_BRANCH "dx.p016";
break;
case nsIGfxInfo::FEATURE_VP8_HW_DECODE:
name = BLOCKLIST_PREF_BRANCH "vp8.hw-decode";
break;
case nsIGfxInfo::FEATURE_VP9_HW_DECODE:
name = BLOCKLIST_PREF_BRANCH "vp9.hw-decode";
break;
case nsIGfxInfo::FEATURE_GL_SWIZZLE:
name = BLOCKLIST_PREF_BRANCH "gl.swizzle";
break;
case nsIGfxInfo::FEATURE_WEBRENDER_SCISSORED_CACHE_CLEARS:
name = BLOCKLIST_PREF_BRANCH "webrender.scissored_cache_clears";
break;
case nsIGfxInfo::FEATURE_ALLOW_WEBGL_OUT_OF_PROCESS:
name = BLOCKLIST_PREF_BRANCH "webgl.allow-oop";
break;
case nsIGfxInfo::FEATURE_THREADSAFE_GL:
name = BLOCKLIST_PREF_BRANCH "gl.threadsafe";
break;
case nsIGfxInfo::FEATURE_WEBRENDER_OPTIMIZED_SHADERS:
name = BLOCKLIST_PREF_BRANCH "webrender.optimized-shaders";
break;
case nsIGfxInfo::FEATURE_X11_EGL:
name = BLOCKLIST_PREF_BRANCH "x11.egl";
break;
case nsIGfxInfo::FEATURE_DMABUF:
name = BLOCKLIST_PREF_BRANCH "dmabuf";
break;
case nsIGfxInfo::FEATURE_WEBGPU:
name = BLOCKLIST_PREF_BRANCH "webgpu";
break;
case nsIGfxInfo::FEATURE_VIDEO_OVERLAY:
name = BLOCKLIST_PREF_BRANCH "video-overlay";
break;
case nsIGfxInfo::FEATURE_HW_DECODED_VIDEO_ZERO_COPY:
name = BLOCKLIST_PREF_BRANCH "hw-video-zero-copy";
break;
case nsIGfxInfo::FEATURE_WEBRENDER_SHADER_CACHE:
name = BLOCKLIST_PREF_BRANCH "webrender.program-binary-disk";
break;
case nsIGfxInfo::FEATURE_WEBRENDER_PARTIAL_PRESENT:
name = BLOCKLIST_PREF_BRANCH "webrender.partial-present";
break;
case nsIGfxInfo::FEATURE_DMABUF_SURFACE_EXPORT:
name = BLOCKLIST_PREF_BRANCH "dmabuf.surface-export";
break;
case nsIGfxInfo::FEATURE_REUSE_DECODER_DEVICE:
name = BLOCKLIST_PREF_BRANCH "reuse-decoder-device";
break;
case nsIGfxInfo::FEATURE_BACKDROP_FILTER:
name = BLOCKLIST_PREF_BRANCH "backdrop.filter";
break;
case nsIGfxInfo::FEATURE_ACCELERATED_CANVAS2D:
name = BLOCKLIST_PREF_BRANCH "accelerated-canvas2d";
break;
default:
MOZ_ASSERT_UNREACHABLE("Unexpected nsIGfxInfo feature?!");
break;
}
return name;
}
// Returns the value of the pref for the relevant feature in aValue.
// If the pref doesn't exist, aValue is not touched, and returns false.
static bool GetPrefValueForFeature(int32_t aFeature, int32_t& aValue,
nsACString& aFailureId) {
const char* prefname = GetPrefNameForFeature(aFeature);
if (!prefname) return false;
aValue = nsIGfxInfo::FEATURE_STATUS_UNKNOWN;
if (!NS_SUCCEEDED(Preferences::GetInt(prefname, &aValue))) {
return false;
}
if (aValue == nsIGfxInfo::FEATURE_DENIED) {
// We should never see the DENIED status with the downloadable blocklist.
return false;
}
nsCString failureprefname(prefname);
failureprefname += ".failureid";
nsAutoCString failureValue;
nsresult rv = Preferences::GetCString(failureprefname.get(), failureValue);
if (NS_SUCCEEDED(rv)) {
aFailureId = failureValue.get();
} else {
aFailureId = "FEATURE_FAILURE_BLOCKLIST_PREF";
}
return true;
}
static void SetPrefValueForFeature(int32_t aFeature, int32_t aValue,
const nsACString& aFailureId) {
const char* prefname = GetPrefNameForFeature(aFeature);
if (!prefname) return;
if (XRE_IsParentProcess()) {
GfxInfoBase::sFeatureStatus = nullptr;
}
Preferences::SetInt(prefname, aValue);
if (!aFailureId.IsEmpty()) {
nsAutoCString failureprefname(prefname);
failureprefname += ".failureid";
Preferences::SetCString(failureprefname.get(), aFailureId);
}
}
static void RemovePrefForFeature(int32_t aFeature) {
const char* prefname = GetPrefNameForFeature(aFeature);
if (!prefname) return;
if (XRE_IsParentProcess()) {
GfxInfoBase::sFeatureStatus = nullptr;
}
Preferences::ClearUser(prefname);
}
static bool GetPrefValueForDriverVersion(nsCString& aVersion) {
return NS_SUCCEEDED(
Preferences::GetCString(SUGGESTED_VERSION_PREF, aVersion));
}
static void SetPrefValueForDriverVersion(const nsAString& aVersion) {
Preferences::SetString(SUGGESTED_VERSION_PREF, aVersion);
}
static void RemovePrefForDriverVersion() {
Preferences::ClearUser(SUGGESTED_VERSION_PREF);
}
static OperatingSystem BlocklistOSToOperatingSystem(const nsAString& os) {
if (os.EqualsLiteral("WINNT 6.1")) {
return OperatingSystem::Windows7;
}
if (os.EqualsLiteral("WINNT 6.2")) {
return OperatingSystem::Windows8;
}
if (os.EqualsLiteral("WINNT 6.3")) {
return OperatingSystem::Windows8_1;
}
if (os.EqualsLiteral("WINNT 10.0")) {
return OperatingSystem::Windows10;
}
if (os.EqualsLiteral("Linux")) {
return OperatingSystem::Linux;
}
if (os.EqualsLiteral("Darwin 9")) {
return OperatingSystem::OSX10_5;
}
if (os.EqualsLiteral("Darwin 10")) {
return OperatingSystem::OSX10_6;
}
if (os.EqualsLiteral("Darwin 11")) {
return OperatingSystem::OSX10_7;
}
if (os.EqualsLiteral("Darwin 12")) {
return OperatingSystem::OSX10_8;
}
if (os.EqualsLiteral("Darwin 13")) {
return OperatingSystem::OSX10_9;
}
if (os.EqualsLiteral("Darwin 14")) {
return OperatingSystem::OSX10_10;
}
if (os.EqualsLiteral("Darwin 15")) {
return OperatingSystem::OSX10_11;
}
if (os.EqualsLiteral("Darwin 16")) {
return OperatingSystem::OSX10_12;
}
if (os.EqualsLiteral("Darwin 17")) {
return OperatingSystem::OSX10_13;
}
if (os.EqualsLiteral("Darwin 18")) {
return OperatingSystem::OSX10_14;
}
if (os.EqualsLiteral("Darwin 19")) {
return OperatingSystem::OSX10_15;
}
if (os.EqualsLiteral("Darwin 20")) {
return OperatingSystem::OSX11_0;
}
if (os.EqualsLiteral("Android")) {
return OperatingSystem::Android;
// For historical reasons, "All" in blocklist means "All Windows"
}
if (os.EqualsLiteral("All")) {
return OperatingSystem::Windows;
}
if (os.EqualsLiteral("Darwin")) {
return OperatingSystem::OSX;
}
return OperatingSystem::Unknown;
}
static GfxDeviceFamily* BlocklistDevicesToDeviceFamily(
nsTArray<nsCString>& devices) {
if (devices.Length() == 0) return nullptr;
// For each device, get its device ID, and return a freshly-allocated
// GfxDeviceFamily with the contents of that array.
GfxDeviceFamily* deviceIds = new GfxDeviceFamily;
for (uint32_t i = 0; i < devices.Length(); ++i) {
// We make sure we don't add any "empty" device entries to the array, so
// we don't need to check if devices[i] is empty.
deviceIds->Append(NS_ConvertUTF8toUTF16(devices[i]));
}
return deviceIds;
}
static int32_t BlocklistFeatureToGfxFeature(const nsAString& aFeature) {
MOZ_ASSERT(!aFeature.IsEmpty());
if (aFeature.EqualsLiteral("DIRECT2D")) {
return nsIGfxInfo::FEATURE_DIRECT2D;
}
if (aFeature.EqualsLiteral("DIRECT3D_9_LAYERS")) {
return nsIGfxInfo::FEATURE_DIRECT3D_9_LAYERS;
}
if (aFeature.EqualsLiteral("DIRECT3D_10_LAYERS")) {
return nsIGfxInfo::FEATURE_DIRECT3D_10_LAYERS;
}
if (aFeature.EqualsLiteral("DIRECT3D_10_1_LAYERS")) {
return nsIGfxInfo::FEATURE_DIRECT3D_10_1_LAYERS;
}
if (aFeature.EqualsLiteral("DIRECT3D_11_LAYERS")) {
return nsIGfxInfo::FEATURE_DIRECT3D_11_LAYERS;
}
if (aFeature.EqualsLiteral("DIRECT3D_11_ANGLE")) {
return nsIGfxInfo::FEATURE_DIRECT3D_11_ANGLE;
}
if (aFeature.EqualsLiteral("HARDWARE_VIDEO_DECODING")) {
return nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING;
}
if (aFeature.EqualsLiteral("OPENGL_LAYERS")) {
return nsIGfxInfo::FEATURE_OPENGL_LAYERS;
}
if (aFeature.EqualsLiteral("WEBGL_OPENGL")) {
return nsIGfxInfo::FEATURE_WEBGL_OPENGL;
}
if (aFeature.EqualsLiteral("WEBGL_ANGLE")) {
return nsIGfxInfo::FEATURE_WEBGL_ANGLE;
}
if (aFeature.EqualsLiteral("WEBGL_MSAA")) {
return nsIGfxInfo::UNUSED_FEATURE_WEBGL_MSAA;
}
if (aFeature.EqualsLiteral("STAGEFRIGHT")) {
return nsIGfxInfo::FEATURE_STAGEFRIGHT;
}
if (aFeature.EqualsLiteral("WEBRTC_HW_ACCELERATION_ENCODE")) {
return nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_ENCODE;
}
if (aFeature.EqualsLiteral("WEBRTC_HW_ACCELERATION_DECODE")) {
return nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_DECODE;
}
if (aFeature.EqualsLiteral("WEBRTC_HW_ACCELERATION_H264")) {
return nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_H264;
}
if (aFeature.EqualsLiteral("CANVAS2D_ACCELERATION")) {
return nsIGfxInfo::FEATURE_CANVAS2D_ACCELERATION;
}
if (aFeature.EqualsLiteral("DX_INTEROP2")) {
return nsIGfxInfo::FEATURE_DX_INTEROP2;
}
if (aFeature.EqualsLiteral("GPU_PROCESS")) {
return nsIGfxInfo::FEATURE_GPU_PROCESS;
}
if (aFeature.EqualsLiteral("WEBGL2")) {
return nsIGfxInfo::FEATURE_WEBGL2;
}
if (aFeature.EqualsLiteral("D3D11_KEYED_MUTEX")) {
return nsIGfxInfo::FEATURE_D3D11_KEYED_MUTEX;
}
if (aFeature.EqualsLiteral("WEBRENDER")) {
return nsIGfxInfo::FEATURE_WEBRENDER;
}
if (aFeature.EqualsLiteral("WEBRENDER_COMPOSITOR")) {
return nsIGfxInfo::FEATURE_WEBRENDER_COMPOSITOR;
}
if (aFeature.EqualsLiteral("DX_NV12")) {
return nsIGfxInfo::FEATURE_DX_NV12;
}
if (aFeature.EqualsLiteral("VP8_HW_DECODE")) {
return nsIGfxInfo::FEATURE_VP8_HW_DECODE;
}
if (aFeature.EqualsLiteral("VP9_HW_DECODE")) {
return nsIGfxInfo::FEATURE_VP9_HW_DECODE;
}
if (aFeature.EqualsLiteral("GL_SWIZZLE")) {
return nsIGfxInfo::FEATURE_GL_SWIZZLE;
}
if (aFeature.EqualsLiteral("WEBRENDER_SCISSORED_CACHE_CLEARS")) {
return nsIGfxInfo::FEATURE_WEBRENDER_SCISSORED_CACHE_CLEARS;
}
if (aFeature.EqualsLiteral("ALLOW_WEBGL_OUT_OF_PROCESS")) {
return nsIGfxInfo::FEATURE_ALLOW_WEBGL_OUT_OF_PROCESS;
}
if (aFeature.EqualsLiteral("THREADSAFE_GL")) {
return nsIGfxInfo::FEATURE_THREADSAFE_GL;
}
if (aFeature.EqualsLiteral("X11_EGL")) {
return nsIGfxInfo::FEATURE_X11_EGL;
}
if (aFeature.EqualsLiteral("DMABUF")) {
return nsIGfxInfo::FEATURE_DMABUF;
}
if (aFeature.EqualsLiteral("WEBGPU")) {
return nsIGfxInfo::FEATURE_WEBGPU;
}
if (aFeature.EqualsLiteral("VIDEO_OVERLAY")) {
return nsIGfxInfo::FEATURE_VIDEO_OVERLAY;
}
if (aFeature.EqualsLiteral("HW_DECODED_VIDEO_ZERO_COPY")) {
return nsIGfxInfo::FEATURE_HW_DECODED_VIDEO_ZERO_COPY;
}
if (aFeature.EqualsLiteral("REUSE_DECODER_DEVICE")) {
return nsIGfxInfo::FEATURE_REUSE_DECODER_DEVICE;
}
if (aFeature.EqualsLiteral("WEBRENDER_PARTIAL_PRESENT")) {
return nsIGfxInfo::FEATURE_WEBRENDER_PARTIAL_PRESENT;
}
if (aFeature.EqualsLiteral("BACKDROP_FILTER")) {
return nsIGfxInfo::FEATURE_BACKDROP_FILTER;
}
if (aFeature.EqualsLiteral("ACCELERATED_CANVAS2D")) {
return nsIGfxInfo::FEATURE_ACCELERATED_CANVAS2D;
}
// If we don't recognize the feature, it may be new, and something
// this version doesn't understand. So, nothing to do. This is
// different from feature not being specified at all, in which case
// this method should not get called and we should continue with the
// "all features" blocklisting.
return -1;
}
static int32_t BlocklistFeatureStatusToGfxFeatureStatus(
const nsAString& aStatus) {
if (aStatus.EqualsLiteral("STATUS_OK")) {
return nsIGfxInfo::FEATURE_STATUS_OK;
}
if (aStatus.EqualsLiteral("BLOCKED_DRIVER_VERSION")) {
return nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
}
if (aStatus.EqualsLiteral("BLOCKED_DEVICE")) {
return nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
}
if (aStatus.EqualsLiteral("DISCOURAGED")) {
return nsIGfxInfo::FEATURE_DISCOURAGED;
}
if (aStatus.EqualsLiteral("BLOCKED_OS_VERSION")) {
return nsIGfxInfo::FEATURE_BLOCKED_OS_VERSION;
}
if (aStatus.EqualsLiteral("DENIED")) {
return nsIGfxInfo::FEATURE_DENIED;
}
if (aStatus.EqualsLiteral("ALLOW_QUALIFIED")) {
return nsIGfxInfo::FEATURE_ALLOW_QUALIFIED;
}
if (aStatus.EqualsLiteral("ALLOW_ALWAYS")) {
return nsIGfxInfo::FEATURE_ALLOW_ALWAYS;
}
// Do not allow it to set STATUS_UNKNOWN. Also, we are not
// expecting the "mismatch" status showing up here.
return nsIGfxInfo::FEATURE_STATUS_OK;
}
static VersionComparisonOp BlocklistComparatorToComparisonOp(
const nsAString& op) {
if (op.EqualsLiteral("LESS_THAN")) {
return DRIVER_LESS_THAN;
}
if (op.EqualsLiteral("BUILD_ID_LESS_THAN")) {
return DRIVER_BUILD_ID_LESS_THAN;
}
if (op.EqualsLiteral("LESS_THAN_OR_EQUAL")) {
return DRIVER_LESS_THAN_OR_EQUAL;
}
if (op.EqualsLiteral("BUILD_ID_LESS_THAN_OR_EQUAL")) {
return DRIVER_BUILD_ID_LESS_THAN_OR_EQUAL;
}
if (op.EqualsLiteral("GREATER_THAN")) {
return DRIVER_GREATER_THAN;
}
if (op.EqualsLiteral("GREATER_THAN_OR_EQUAL")) {
return DRIVER_GREATER_THAN_OR_EQUAL;
}
if (op.EqualsLiteral("EQUAL")) {
return DRIVER_EQUAL;
}
if (op.EqualsLiteral("NOT_EQUAL")) {
return DRIVER_NOT_EQUAL;
}
if (op.EqualsLiteral("BETWEEN_EXCLUSIVE")) {
return DRIVER_BETWEEN_EXCLUSIVE;
}
if (op.EqualsLiteral("BETWEEN_INCLUSIVE")) {
return DRIVER_BETWEEN_INCLUSIVE;
}
if (op.EqualsLiteral("BETWEEN_INCLUSIVE_START")) {
return DRIVER_BETWEEN_INCLUSIVE_START;
}
return DRIVER_COMPARISON_IGNORED;
}
/*
Deserialize Blocklist entries from string.
e.g:
os:WINNT 6.0\tvendor:0x8086\tdevices:0x2582,0x2782\tfeature:DIRECT3D_10_LAYERS\tfeatureStatus:BLOCKED_DRIVER_VERSION\tdriverVersion:8.52.322.2202\tdriverVersionComparator:LESS_THAN_OR_EQUAL
*/
static bool BlocklistEntryToDriverInfo(const nsACString& aBlocklistEntry,
GfxDriverInfo& aDriverInfo) {
// If we get an application version to be zero, something is not working
// and we are not going to bother checking the blocklist versions.
// See TestGfxWidgets.cpp for how version comparison works.
// <versionRange minVersion="42.0a1" maxVersion="45.0"></versionRange>
static mozilla::Version zeroV("0");
static mozilla::Version appV(GfxInfoBase::GetApplicationVersion().get());
if (appV <= zeroV) {
gfxCriticalErrorOnce(gfxCriticalError::DefaultOptions(false))
<< "Invalid application version "
<< GfxInfoBase::GetApplicationVersion().get();
}
aDriverInfo.mRuleId = "FEATURE_FAILURE_DL_BLOCKLIST_NO_ID"_ns;
for (const auto& keyValue : aBlocklistEntry.Split('\t')) {
nsTArray<nsCString> splitted;
ParseString(keyValue, ':', splitted);
if (splitted.Length() != 2) {
// If we don't recognize the input data, we do not want to proceed.
gfxCriticalErrorOnce(CriticalLog::DefaultOptions(false))
<< "Unrecognized data " << nsCString(keyValue).get();
return false;
}
const nsCString& key = splitted[0];
const nsCString& value = splitted[1];
NS_ConvertUTF8toUTF16 dataValue(value);
if (value.Length() == 0) {
// Safety check for empty values.
gfxCriticalErrorOnce(CriticalLog::DefaultOptions(false))
<< "Empty value for " << key.get();
return false;
}
if (key.EqualsLiteral("blockID")) {
nsCString blockIdStr = "FEATURE_FAILURE_DL_BLOCKLIST_"_ns + value;
aDriverInfo.mRuleId = blockIdStr.get();
} else if (key.EqualsLiteral("os")) {
aDriverInfo.mOperatingSystem = BlocklistOSToOperatingSystem(dataValue);
} else if (key.EqualsLiteral("osversion")) {
aDriverInfo.mOperatingSystemVersion = strtoul(value.get(), nullptr, 10);
} else if (key.EqualsLiteral("windowProtocol")) {
aDriverInfo.mWindowProtocol = dataValue;
} else if (key.EqualsLiteral("vendor")) {
aDriverInfo.mAdapterVendor = dataValue;
} else if (key.EqualsLiteral("driverVendor")) {
aDriverInfo.mDriverVendor = dataValue;
} else if (key.EqualsLiteral("feature")) {
aDriverInfo.mFeature = BlocklistFeatureToGfxFeature(dataValue);
if (aDriverInfo.mFeature < 0) {
// If we don't recognize the feature, we do not want to proceed.
gfxWarning() << "Unrecognized feature " << value.get();
return false;
}
} else if (key.EqualsLiteral("featureStatus")) {
aDriverInfo.mFeatureStatus =
BlocklistFeatureStatusToGfxFeatureStatus(dataValue);
} else if (key.EqualsLiteral("driverVersion")) {
uint64_t version;
if (ParseDriverVersion(dataValue, &version))
aDriverInfo.mDriverVersion = version;
} else if (key.EqualsLiteral("driverVersionMax")) {
uint64_t version;
if (ParseDriverVersion(dataValue, &version))
aDriverInfo.mDriverVersionMax = version;
} else if (key.EqualsLiteral("driverVersionComparator")) {
aDriverInfo.mComparisonOp = BlocklistComparatorToComparisonOp(dataValue);
} else if (key.EqualsLiteral("model")) {
aDriverInfo.mModel = dataValue;
} else if (key.EqualsLiteral("product")) {
aDriverInfo.mProduct = dataValue;
} else if (key.EqualsLiteral("manufacturer")) {
aDriverInfo.mManufacturer = dataValue;
} else if (key.EqualsLiteral("hardware")) {
aDriverInfo.mHardware = dataValue;
} else if (key.EqualsLiteral("versionRange")) {
nsTArray<nsCString> versionRange;
ParseString(value, ',', versionRange);
if (versionRange.Length() != 2) {
gfxCriticalErrorOnce(CriticalLog::DefaultOptions(false))
<< "Unrecognized versionRange " << value.get();
return false;
}
const nsCString& minValue = versionRange[0];
const nsCString& maxValue = versionRange[1];
mozilla::Version minV(minValue.get());
mozilla::Version maxV(maxValue.get());
if (minV > zeroV && !(appV >= minV)) {
// The version of the application is less than the minimal version
// this blocklist entry applies to, so we can just ignore it by
// returning false and letting the caller deal with it.
return false;
}
if (maxV > zeroV && !(appV <= maxV)) {
// The version of the application is more than the maximal version
// this blocklist entry applies to, so we can just ignore it by
// returning false and letting the caller deal with it.
return false;
}
} else if (key.EqualsLiteral("devices")) {
nsTArray<nsCString> devices;
ParseString(value, ',', devices);
GfxDeviceFamily* deviceIds = BlocklistDevicesToDeviceFamily(devices);
if (deviceIds) {
// Get GfxDriverInfo to adopt the devices array we created.
aDriverInfo.mDeleteDevices = true;
aDriverInfo.mDevices = deviceIds;
}
}
// We explicitly ignore unknown elements.
}
return true;
}
NS_IMETHODIMP
GfxInfoBase::Observe(nsISupports* aSubject, const char* aTopic,
const char16_t* aData) {
if (strcmp(aTopic, "blocklist-data-gfxItems") == 0) {
nsTArray<GfxDriverInfo> driverInfo;
NS_ConvertUTF16toUTF8 utf8Data(aData);
for (const auto& blocklistEntry : utf8Data.Split('\n')) {
GfxDriverInfo di;
if (BlocklistEntryToDriverInfo(blocklistEntry, di)) {
// XXX Changing this to driverInfo.AppendElement(di) causes leaks.
// Probably some non-standard semantics of the copy/move operations?
*driverInfo.AppendElement() = di;
// Prevent di falling out of scope from destroying the devices.
di.mDeleteDevices = false;
} else {
driverInfo.AppendElement();
}
}
EvaluateDownloadedBlocklist(driverInfo);
}
return NS_OK;
}
GfxInfoBase::GfxInfoBase() : mScreenPixels(INT64_MAX), mMutex("GfxInfoBase") {}
GfxInfoBase::~GfxInfoBase() = default;
nsresult GfxInfoBase::Init() {
InitGfxDriverInfoShutdownObserver();
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
if (os) {
os->AddObserver(this, "blocklist-data-gfxItems", true);
}
return NS_OK;
}
void GfxInfoBase::GetData() {
if (mScreenPixels != INT64_MAX) {
// Already initialized.
return;
}
ScreenManager::GetSingleton().GetTotalScreenPixels(&mScreenPixels);
}
NS_IMETHODIMP
GfxInfoBase::GetFeatureStatus(int32_t aFeature, nsACString& aFailureId,
int32_t* aStatus) {
// Ignore the gfx.blocklist.all pref on release and beta.
#if defined(RELEASE_OR_BETA)
int32_t blocklistAll = 0;
#else
int32_t blocklistAll = StaticPrefs::gfx_blocklist_all_AtStartup();
#endif
if (blocklistAll > 0) {
gfxCriticalErrorOnce(gfxCriticalError::DefaultOptions(false))
<< "Forcing blocklisting all features";
*aStatus = FEATURE_BLOCKED_DEVICE;
aFailureId = "FEATURE_FAILURE_BLOCK_ALL";
return NS_OK;
}
if (blocklistAll < 0) {
gfxCriticalErrorOnce(gfxCriticalError::DefaultOptions(false))
<< "Ignoring any feature blocklisting.";
*aStatus = FEATURE_STATUS_OK;
return NS_OK;
}
// This is how we evaluate the downloadable blocklist. If there is no pref,
// then we will fallback to checking the static blocklist.
if (GetPrefValueForFeature(aFeature, *aStatus, aFailureId)) {
return NS_OK;
}
if (XRE_IsContentProcess() || XRE_IsGPUProcess()) {
// Use the cached data received from the parent process.
MOZ_ASSERT(sFeatureStatus);
bool success = false;
for (const auto& fs : *sFeatureStatus) {
if (fs.feature() == aFeature) {
aFailureId = fs.failureId();
*aStatus = fs.status();
success = true;
break;
}
}
return success ? NS_OK : NS_ERROR_FAILURE;
}
nsString version;
nsTArray<GfxDriverInfo> driverInfo;
nsresult rv =
GetFeatureStatusImpl(aFeature, aStatus, version, driverInfo, aFailureId);
return rv;
}
nsTArray<gfx::GfxInfoFeatureStatus> GfxInfoBase::GetAllFeatures() {
MOZ_RELEASE_ASSERT(XRE_IsParentProcess());
if (!sFeatureStatus) {
InitFeatureStatus(new nsTArray<gfx::GfxInfoFeatureStatus>());
for (int32_t i = 1; i <= nsIGfxInfo::FEATURE_MAX_VALUE; ++i) {
int32_t status = 0;
nsAutoCString failureId;
GetFeatureStatus(i, failureId, &status);
gfx::GfxInfoFeatureStatus gfxFeatureStatus;
gfxFeatureStatus.feature() = i;
gfxFeatureStatus.status() = status;
gfxFeatureStatus.failureId() = failureId;
sFeatureStatus->AppendElement(gfxFeatureStatus);
}
}
nsTArray<gfx::GfxInfoFeatureStatus> features;
for (const auto& status : *sFeatureStatus) {
gfx::GfxInfoFeatureStatus copy = status;
features.AppendElement(copy);
}
return features;
}
inline bool MatchingAllowStatus(int32_t aStatus) {
switch (aStatus) {
case nsIGfxInfo::FEATURE_ALLOW_ALWAYS:
case nsIGfxInfo::FEATURE_ALLOW_QUALIFIED:
return true;
default:
return false;
}
}
// Matching OS go somewhat beyond the simple equality check because of the
// "All Windows" and "All OS X" variations.
//
// aBlockedOS is describing the system(s) we are trying to block.
// aSystemOS is describing the system we are running on.
//
// aSystemOS should not be "Windows" or "OSX" - it should be set to
// a particular version instead.
// However, it is valid for aBlockedOS to be one of those generic values,
// as we could be blocking all of the versions.
inline bool MatchingOperatingSystems(OperatingSystem aBlockedOS,
OperatingSystem aSystemOS,
uint32_t aSystemOSBuild) {
MOZ_ASSERT(aSystemOS != OperatingSystem::Windows &&
aSystemOS != OperatingSystem::OSX);
// If the block entry OS is unknown, it doesn't match
if (aBlockedOS == OperatingSystem::Unknown) {
return false;
}
#if defined(XP_WIN)
if (aBlockedOS == OperatingSystem::Windows) {
// We do want even "unknown" aSystemOS to fall under "all windows"
return true;
}
constexpr uint32_t kMinWin10BuildNumber = 18362;
if (aBlockedOS == OperatingSystem::RecentWindows10 &&
aSystemOS == OperatingSystem::Windows10) {
// For allowlist purposes, we sometimes want to restrict to only recent
// versions of Windows 10. This is a bit of a kludge but easier than adding
// complicated blocklist infrastructure for build ID comparisons like driver
// versions.
return aSystemOSBuild >= kMinWin10BuildNumber;
}
if (aBlockedOS == OperatingSystem::NotRecentWindows10) {
if (aSystemOS == OperatingSystem::Windows10) {
return aSystemOSBuild < kMinWin10BuildNumber;
} else {
return true;
}
}
#endif
#if defined(XP_MACOSX)
if (aBlockedOS == OperatingSystem::OSX) {
// We do want even "unknown" aSystemOS to fall under "all OS X"
return true;
}
#endif
return aSystemOS == aBlockedOS;
}
inline bool MatchingBattery(BatteryStatus aBatteryStatus, bool aHasBattery) {
switch (aBatteryStatus) {
case BatteryStatus::All:
return true;
case BatteryStatus::None:
return !aHasBattery;
case BatteryStatus::Present:
return aHasBattery;
}
MOZ_ASSERT_UNREACHABLE("bad battery status");
return false;
}
inline bool MatchingScreenSize(ScreenSizeStatus aScreenStatus,
int64_t aScreenPixels) {
constexpr int64_t kMaxSmallPixels = 2304000; // 1920x1200
constexpr int64_t kMaxMediumPixels = 4953600; // 3440x1440
switch (aScreenStatus) {
case ScreenSizeStatus::All:
return true;
case ScreenSizeStatus::Small:
return aScreenPixels <= kMaxSmallPixels;
case ScreenSizeStatus::SmallAndMedium:
return aScreenPixels <= kMaxMediumPixels;
case ScreenSizeStatus::Medium:
return aScreenPixels > kMaxSmallPixels &&
aScreenPixels <= kMaxMediumPixels;
case ScreenSizeStatus::MediumAndLarge:
return aScreenPixels > kMaxSmallPixels;
case ScreenSizeStatus::Large:
return aScreenPixels > kMaxMediumPixels;
}
MOZ_ASSERT_UNREACHABLE("bad screen status");
return false;
}
int32_t GfxInfoBase::FindBlocklistedDeviceInList(
const nsTArray<GfxDriverInfo>& info, nsAString& aSuggestedVersion,
int32_t aFeature, nsACString& aFailureId, OperatingSystem os,
bool aForAllowing) {
int32_t status = nsIGfxInfo::FEATURE_STATUS_UNKNOWN;
// Some properties are not available on all platforms.
nsAutoString windowProtocol;
nsresult rv = GetWindowProtocol(windowProtocol);
if (NS_FAILED(rv) && rv != NS_ERROR_NOT_IMPLEMENTED) {
return 0;
}
bool hasBattery = false;
rv = GetHasBattery(&hasBattery);
if (NS_FAILED(rv) && rv != NS_ERROR_NOT_IMPLEMENTED) {
return 0;
}
uint32_t osBuild = OperatingSystemBuild();
// Get the adapters once then reuse below
nsAutoString adapterVendorID[2];
nsAutoString adapterDeviceID[2];
nsAutoString adapterDriverVendor[2];
nsAutoString adapterDriverVersionString[2];
bool adapterInfoFailed[2];
adapterInfoFailed[0] =
(NS_FAILED(GetAdapterVendorID(adapterVendorID[0])) ||
NS_FAILED(GetAdapterDeviceID(adapterDeviceID[0])) ||
NS_FAILED(GetAdapterDriverVendor(adapterDriverVendor[0])) ||
NS_FAILED(GetAdapterDriverVersion(adapterDriverVersionString[0])));
adapterInfoFailed[1] =
(NS_FAILED(GetAdapterVendorID2(adapterVendorID[1])) ||
NS_FAILED(GetAdapterDeviceID2(adapterDeviceID[1])) ||
NS_FAILED(GetAdapterDriverVendor2(adapterDriverVendor[1])) ||
NS_FAILED(GetAdapterDriverVersion2(adapterDriverVersionString[1])));
// No point in going on if we don't have adapter info
if (adapterInfoFailed[0] && adapterInfoFailed[1]) {
return 0;
}
#if defined(XP_WIN) || defined(ANDROID) || defined(MOZ_WIDGET_GTK)
uint64_t driverVersion[2] = {0, 0};
if (!adapterInfoFailed[0]) {
ParseDriverVersion(adapterDriverVersionString[0], &driverVersion[0]);
}
if (!adapterInfoFailed[1]) {
ParseDriverVersion(adapterDriverVersionString[1], &driverVersion[1]);
}
#endif
uint32_t i = 0;
for (; i < info.Length(); i++) {
// If the status is FEATURE_ALLOW_*, then it is for the allowlist, not
// blocklisting. Only consider entries for our search mode.
if (MatchingAllowStatus(info[i].mFeatureStatus) != aForAllowing) {
continue;
}
// If we don't have the info for this GPU, no need to check further.
// It is unclear that we would ever have a mixture of 1st and 2nd
// GPU, but leaving the code in for that possibility for now.
// (Actually, currently mGpu2 will never be true, so this can
// be optimized out.)
uint32_t infoIndex = info[i].mGpu2 ? 1 : 0;
if (adapterInfoFailed[infoIndex]) {
continue;
}
// Do the operating system check first, no point in getting the driver
// info if we won't need to use it.
if (!MatchingOperatingSystems(info[i].mOperatingSystem, os, osBuild)) {
continue;
}
if (info[i].mOperatingSystemVersion &&
info[i].mOperatingSystemVersion != OperatingSystemVersion()) {
continue;
}
if (!MatchingBattery(info[i].mBattery, hasBattery)) {
continue;
}
if (!MatchingScreenSize(info[i].mScreen, mScreenPixels)) {
continue;
}
if (!DoesWindowProtocolMatch(info[i].mWindowProtocol, windowProtocol)) {
continue;
}
if (!DoesVendorMatch(info[i].mAdapterVendor, adapterVendorID[infoIndex])) {
continue;
}
if (!DoesDriverVendorMatch(info[i].mDriverVendor,
adapterDriverVendor[infoIndex])) {
continue;
}
if (info[i].mDevices && !info[i].mDevices->IsEmpty()) {
nsresult rv = info[i].mDevices->Contains(adapterDeviceID[infoIndex]);
if (rv == NS_ERROR_NOT_AVAILABLE) {
// Not found
continue;
}
if (rv != NS_OK) {
// Failed to search, allowlist should not match, blocklist should match
// for safety reasons
if (aForAllowing) {
continue;
}
break;
}
}
bool match = false;
if (!info[i].mHardware.IsEmpty() && !info[i].mHardware.Equals(Hardware())) {
continue;
}
if (!info[i].mModel.IsEmpty() && !info[i].mModel.Equals(Model())) {
continue;
}
if (!info[i].mProduct.IsEmpty() && !info[i].mProduct.Equals(Product())) {
continue;
}
if (!info[i].mManufacturer.IsEmpty() &&
!info[i].mManufacturer.Equals(Manufacturer())) {
continue;
}
#if defined(XP_WIN) || defined(ANDROID) || defined(MOZ_WIDGET_GTK)
switch (info[i].mComparisonOp) {
case DRIVER_LESS_THAN:
match = driverVersion[infoIndex] < info[i].mDriverVersion;
break;
case DRIVER_BUILD_ID_LESS_THAN:
match = (driverVersion[infoIndex] & 0xFFFF) < info[i].mDriverVersion;
break;
case DRIVER_LESS_THAN_OR_EQUAL:
match = driverVersion[infoIndex] <= info[i].mDriverVersion;
break;
case DRIVER_BUILD_ID_LESS_THAN_OR_EQUAL:
match = (driverVersion[infoIndex] & 0xFFFF) <= info[i].mDriverVersion;
break;
case DRIVER_GREATER_THAN:
match = driverVersion[infoIndex] > info[i].mDriverVersion;
break;
case DRIVER_GREATER_THAN_OR_EQUAL:
match = driverVersion[infoIndex] >= info[i].mDriverVersion;
break;
case DRIVER_EQUAL:
match = driverVersion[infoIndex] == info[i].mDriverVersion;
break;
case DRIVER_NOT_EQUAL:
match = driverVersion[infoIndex] != info[i].mDriverVersion;
break;
case DRIVER_BETWEEN_EXCLUSIVE:
match = driverVersion[infoIndex] > info[i].mDriverVersion &&
driverVersion[infoIndex] < info[i].mDriverVersionMax;
break;
case DRIVER_BETWEEN_INCLUSIVE:
match = driverVersion[infoIndex] >= info[i].mDriverVersion &&
driverVersion[infoIndex] <= info[i].mDriverVersionMax;
break;
case DRIVER_BETWEEN_INCLUSIVE_START:
match = driverVersion[infoIndex] >= info[i].mDriverVersion &&
driverVersion[infoIndex] < info[i].mDriverVersionMax;
break;
case DRIVER_COMPARISON_IGNORED:
// We don't have a comparison op, so we match everything.
match = true;
break;
default:
NS_WARNING("Bogus op in GfxDriverInfo");
break;
}
#else
// We don't care what driver version it was. We only check OS version and if
// the device matches.
match = true;
#endif
if (match || info[i].mDriverVersion == GfxDriverInfo::allDriverVersions) {
if (info[i].mFeature == GfxDriverInfo::allFeatures ||
info[i].mFeature == aFeature) {
status = info[i].mFeatureStatus;
if (!info[i].mRuleId.IsEmpty()) {
aFailureId = info[i].mRuleId.get();
} else {
aFailureId = "FEATURE_FAILURE_DL_BLOCKLIST_NO_ID";
}
break;
}
}
}
#if defined(XP_WIN)
// As a very special case, we block D2D on machines with an NVidia 310M GPU
// as either the primary or secondary adapter. D2D is also blocked when the
// NV 310M is the primary adapter (using the standard blocklisting mechanism).
// If the primary GPU already matched something in the blocklist then we
// ignore this special rule. See bug 1008759.
if (status == nsIGfxInfo::FEATURE_STATUS_UNKNOWN &&
(aFeature == nsIGfxInfo::FEATURE_DIRECT2D)) {
if (!adapterInfoFailed[1]) {
nsAString& nvVendorID =
(nsAString&)GfxDriverInfo::GetDeviceVendor(DeviceVendor::NVIDIA);
const nsString nv310mDeviceId = u"0x0A70"_ns;
if (nvVendorID.Equals(adapterVendorID[1],
nsCaseInsensitiveStringComparator) &&
nv310mDeviceId.Equals(adapterDeviceID[1],
nsCaseInsensitiveStringComparator)) {
status = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
aFailureId = "FEATURE_FAILURE_D2D_NV310M_BLOCK";
}
}
}
// Depends on Windows driver versioning. We don't pass a GfxDriverInfo object
// back to the Windows handler, so we must handle this here.
if (status == FEATURE_BLOCKED_DRIVER_VERSION) {
if (info[i].mSuggestedVersion) {
aSuggestedVersion.AppendPrintf("%s", info[i].mSuggestedVersion);
} else if (info[i].mComparisonOp == DRIVER_LESS_THAN &&
info[i].mDriverVersion != GfxDriverInfo::allDriverVersions) {
aSuggestedVersion.AppendPrintf(
"%lld.%lld.%lld.%lld",
(info[i].mDriverVersion & 0xffff000000000000) >> 48,
(info[i].mDriverVersion & 0x0000ffff00000000) >> 32,
(info[i].mDriverVersion & 0x00000000ffff0000) >> 16,
(info[i].mDriverVersion & 0x000000000000ffff));
}
}
#endif
return status;
}
void GfxInfoBase::SetFeatureStatus(nsTArray<gfx::GfxInfoFeatureStatus>&& aFS) {
MOZ_ASSERT(!sFeatureStatus);
InitFeatureStatus(new nsTArray<gfx::GfxInfoFeatureStatus>(std::move(aFS)));
}
bool GfxInfoBase::DoesWindowProtocolMatch(
const nsAString& aBlocklistWindowProtocol,
const nsAString& aWindowProtocol) {
return aBlocklistWindowProtocol.Equals(aWindowProtocol,
nsCaseInsensitiveStringComparator) ||
aBlocklistWindowProtocol.Equals(
GfxDriverInfo::GetWindowProtocol(WindowProtocol::All),
nsCaseInsensitiveStringComparator);
}
bool GfxInfoBase::DoesVendorMatch(const nsAString& aBlocklistVendor,
const nsAString& aAdapterVendor) {
return aBlocklistVendor.Equals(aAdapterVendor,
nsCaseInsensitiveStringComparator) ||
aBlocklistVendor.Equals(
GfxDriverInfo::GetDeviceVendor(DeviceVendor::All),
nsCaseInsensitiveStringComparator);
}
bool GfxInfoBase::DoesDriverVendorMatch(const nsAString& aBlocklistVendor,
const nsAString& aDriverVendor) {
return aBlocklistVendor.Equals(aDriverVendor,
nsCaseInsensitiveStringComparator) ||
aBlocklistVendor.Equals(
GfxDriverInfo::GetDriverVendor(DriverVendor::All),
nsCaseInsensitiveStringComparator);
}
bool GfxInfoBase::IsFeatureAllowlisted(int32_t aFeature) const {
return aFeature == nsIGfxInfo::FEATURE_VIDEO_OVERLAY ||
aFeature == nsIGfxInfo::FEATURE_HW_DECODED_VIDEO_ZERO_COPY;
}
nsresult GfxInfoBase::GetFeatureStatusImpl(
int32_t aFeature, int32_t* aStatus, nsAString& aSuggestedVersion,
const nsTArray<GfxDriverInfo>& aDriverInfo, nsACString& aFailureId,
OperatingSystem* aOS /* = nullptr */) {
if (aFeature <= 0) {
gfxWarning() << "Invalid feature <= 0";
return NS_OK;
}
if (*aStatus != nsIGfxInfo::FEATURE_STATUS_UNKNOWN) {
// Terminate now with the status determined by the derived type (OS-specific
// code).
return NS_OK;
}
if (sShutdownOccurred) {
// This is futile; we've already commenced shutdown and our blocklists have
// been deleted. We may want to look into resurrecting the blocklist instead
// but for now, just don't even go there.
return NS_OK;
}
// Ensure any additional initialization required is complete.
GetData();
// If an operating system was provided by the derived GetFeatureStatusImpl,
// grab it here. Otherwise, the OS is unknown.
OperatingSystem os = (aOS ? *aOS : OperatingSystem::Unknown);
nsAutoString adapterVendorID;
nsAutoString adapterDeviceID;
nsAutoString adapterDriverVersionString;
if (NS_FAILED(GetAdapterVendorID(adapterVendorID)) ||
NS_FAILED(GetAdapterDeviceID(adapterDeviceID)) ||
NS_FAILED(GetAdapterDriverVersion(adapterDriverVersionString))) {
aFailureId = "FEATURE_FAILURE_CANT_RESOLVE_ADAPTER";
*aStatus = FEATURE_BLOCKED_DEVICE;
return NS_OK;
}
// We only check either the given blocklist, or the static list, as given.
int32_t status;
if (aDriverInfo.Length()) {
status =
FindBlocklistedDeviceInList(aDriverInfo, aSuggestedVersion, aFeature,
aFailureId, os, /* aForAllowing */ false);
} else {
if (!sDriverInfo) {
sDriverInfo = new nsTArray<GfxDriverInfo>();
}
status = FindBlocklistedDeviceInList(GetGfxDriverInfo(), aSuggestedVersion,
aFeature, aFailureId, os,
/* aForAllowing */ false);
}
if (status == nsIGfxInfo::FEATURE_STATUS_UNKNOWN) {
if (IsFeatureAllowlisted(aFeature)) {
// This feature is actually using the allowlist; that means after we pass
// the blocklist to prevent us explicitly from getting the feature, we now
// need to check the allowlist to ensure we are allowed to get it in the
// first place.
if (aDriverInfo.Length()) {
status = FindBlocklistedDeviceInList(aDriverInfo, aSuggestedVersion,
aFeature, aFailureId, os,
/* aForAllowing */ true);
} else {
status = FindBlocklistedDeviceInList(
GetGfxDriverInfo(), aSuggestedVersion, aFeature, aFailureId, os,
/* aForAllowing */ true);
}
if (status == nsIGfxInfo::FEATURE_STATUS_UNKNOWN) {
status = nsIGfxInfo::FEATURE_DENIED;
}
} else {
// It's now done being processed. It's safe to set the status to
// STATUS_OK.
status = nsIGfxInfo::FEATURE_STATUS_OK;
}
}
*aStatus = status;
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetFeatureSuggestedDriverVersion(int32_t aFeature,
nsAString& aVersion) {
nsCString version;
if (GetPrefValueForDriverVersion(version)) {
aVersion = NS_ConvertASCIItoUTF16(version);
return NS_OK;
}
int32_t status;
nsCString discardFailureId;
nsTArray<GfxDriverInfo> driverInfo;
return GetFeatureStatusImpl(aFeature, &status, aVersion, driverInfo,
discardFailureId);
}
void GfxInfoBase::EvaluateDownloadedBlocklist(
nsTArray<GfxDriverInfo>& aDriverInfo) {
// If the list is empty, then we don't actually want to call
// GetFeatureStatusImpl since we will use the static list instead. In that
// case, all we want to do is make sure the pref is removed.
if (aDriverInfo.IsEmpty()) {
gfxCriticalNoteOnce << "Evaluate empty downloaded blocklist";
return;
}
OperatingSystem os = GetOperatingSystem();
// For every feature we know about, we evaluate whether this blocklist has a
// non-STATUS_OK status. If it does, we set the pref we evaluate in
// GetFeatureStatus above, so we don't need to hold on to this blocklist
// anywhere permanent.
for (int feature = 1; feature <= nsIGfxInfo::FEATURE_MAX_VALUE; ++feature) {
int32_t status = nsIGfxInfo::FEATURE_STATUS_UNKNOWN;
nsCString failureId;
nsAutoString suggestedVersion;
// Note that we are careful to call the base class method since we only want
// to evaluate the downloadable blocklist for these prefs.
MOZ_ALWAYS_TRUE(NS_SUCCEEDED(GfxInfoBase::GetFeatureStatusImpl(
feature, &status, suggestedVersion, aDriverInfo, failureId, &os)));
switch (status) {
default:
MOZ_FALLTHROUGH_ASSERT("Unhandled feature status!");
case nsIGfxInfo::FEATURE_STATUS_UNKNOWN:
// This may be returned during shutdown or for invalid features.
case nsIGfxInfo::FEATURE_ALLOW_ALWAYS:
case nsIGfxInfo::FEATURE_ALLOW_QUALIFIED:
case nsIGfxInfo::FEATURE_DENIED:
// We cannot use the downloadable blocklist to control the allowlist.
// If a feature is allowlisted, then we should also ignore DENIED
// statuses from GetFeatureStatusImpl because we don't check the
// static list when and this is an expected value. If we wish to
// override the allowlist, it is as simple as creating a normal
// blocklist rule with a BLOCKED* status code.
case nsIGfxInfo::FEATURE_STATUS_OK:
RemovePrefForFeature(feature);
break;
case nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION:
if (!suggestedVersion.IsEmpty()) {
SetPrefValueForDriverVersion(suggestedVersion);
} else {
RemovePrefForDriverVersion();
}
[[fallthrough]];
case nsIGfxInfo::FEATURE_BLOCKED_MISMATCHED_VERSION:
case nsIGfxInfo::FEATURE_BLOCKED_DEVICE:
case nsIGfxInfo::FEATURE_DISCOURAGED:
case nsIGfxInfo::FEATURE_BLOCKED_OS_VERSION:
case nsIGfxInfo::FEATURE_BLOCKED_PLATFORM_TEST:
SetPrefValueForFeature(feature, status, failureId);
break;
}
}
}
NS_IMETHODIMP_(void)
GfxInfoBase::LogFailure(const nsACString& failure) {
// gfxCriticalError has a mutex lock of its own, so we may not actually
// need this lock. ::GetFailures() accesses the data but the LogForwarder
// will not return the copy of the logs unless it can get the same lock
// that gfxCriticalError uses. Still, that is so much of an implementation
// detail that it's nicer to just add an extra lock here and in
// ::GetFailures()
MutexAutoLock lock(mMutex);
// By default, gfxCriticalError asserts; make it not assert in this case.
gfxCriticalError(CriticalLog::DefaultOptions(false))
<< "(LF) " << failure.BeginReading();
}
NS_IMETHODIMP GfxInfoBase::GetFailures(nsTArray<int32_t>& indices,
nsTArray<nsCString>& failures) {
MutexAutoLock lock(mMutex);
LogForwarder* logForwarder = Factory::GetLogForwarder();
if (!logForwarder) {
return NS_ERROR_UNEXPECTED;
}
// There are two string copies in this method, starting with this one. We are
// assuming this is not a big deal, as the size of the array should be small
// and the strings in it should be small as well (the error messages in the
// code.) The second copy happens with the AppendElement() calls.
// Technically, we don't need the mutex lock after the StringVectorCopy()
// call.
LoggingRecord loggedStrings = logForwarder->LoggingRecordCopy();
LoggingRecord::const_iterator it;
for (it = loggedStrings.begin(); it != loggedStrings.end(); ++it) {
failures.AppendElement(
nsDependentCSubstring(Get<1>(*it).c_str(), Get<1>(*it).size()));
indices.AppendElement(Get<0>(*it));
}
return NS_OK;
}
nsTArray<GfxInfoCollectorBase*>* sCollectors;
static void InitCollectors() {
if (!sCollectors) sCollectors = new nsTArray<GfxInfoCollectorBase*>;
}
nsresult GfxInfoBase::GetInfo(JSContext* aCx,
JS::MutableHandle<JS::Value> aResult) {
InitCollectors();
InfoObject obj(aCx);
for (uint32_t i = 0; i < sCollectors->Length(); i++) {
(*sCollectors)[i]->GetInfo(obj);
}
// Some example property definitions
// obj.DefineProperty("wordCacheSize", gfxTextRunWordCache::Count());
// obj.DefineProperty("renderer", mRendererIDsString);
// obj.DefineProperty("five", 5);
if (!obj.mOk) {
return NS_ERROR_FAILURE;
}
aResult.setObject(*obj.mObj);
return NS_OK;
}
nsAutoCString gBaseAppVersion;
const nsCString& GfxInfoBase::GetApplicationVersion() {
static bool versionInitialized = false;
if (!versionInitialized) {
// If we fail to get the version, we will not try again.
versionInitialized = true;
// Get the version from xpcom/system/nsIXULAppInfo.idl
nsCOMPtr<nsIXULAppInfo> app = do_GetService("@mozilla.org/xre/app-info;1");
if (app) {
app->GetVersion(gBaseAppVersion);
}
}
return gBaseAppVersion;
}
void GfxInfoBase::AddCollector(GfxInfoCollectorBase* collector) {
InitCollectors();
sCollectors->AppendElement(collector);
}
void GfxInfoBase::RemoveCollector(GfxInfoCollectorBase* collector) {
InitCollectors();
for (uint32_t i = 0; i < sCollectors->Length(); i++) {
if ((*sCollectors)[i] == collector) {
sCollectors->RemoveElementAt(i);
break;
}
}
if (sCollectors->IsEmpty()) {
delete sCollectors;
sCollectors = nullptr;
}
}
static void AppendMonitor(JSContext* aCx, widget::Screen& aScreen,
JS::Handle<JSObject*> aOutArray, int32_t aIndex) {
JS::Rooted<JSObject*> obj(aCx, JS_NewPlainObject(aCx));
auto screenSize = aScreen.GetRect().Size();
JS::Rooted<JS::Value> screenWidth(aCx, JS::Int32Value(screenSize.width));
JS_SetProperty(aCx, obj, "screenWidth", screenWidth);
JS::Rooted<JS::Value> screenHeight(aCx, JS::Int32Value(screenSize.height));
JS_SetProperty(aCx, obj, "screenHeight", screenHeight);
// XXX Just preserving behavior since this is exposed to telemetry, but we
// could consider including this everywhere.
#ifdef XP_MACOSX
JS::Rooted<JS::Value> scale(
aCx, JS::NumberValue(aScreen.GetContentsScaleFactor()));
JS_SetProperty(aCx, obj, "scale", scale);
#endif
#ifdef XP_WIN
JS::Rooted<JS::Value> refreshRate(aCx,
JS::Int32Value(aScreen.GetRefreshRate()));
JS_SetProperty(aCx, obj, "refreshRate", refreshRate);
JS::Rooted<JS::Value> pseudoDisplay(
aCx, JS::BooleanValue(aScreen.GetIsPseudoDisplay()));
JS_SetProperty(aCx, obj, "pseudoDisplay", pseudoDisplay);
#endif
JS::Rooted<JS::Value> element(aCx, JS::ObjectValue(*obj));
JS_SetElement(aCx, aOutArray, aIndex, element);
}
nsresult GfxInfoBase::FindMonitors(JSContext* aCx,
JS::Handle<JSObject*> aOutArray) {
int32_t index = 0;
auto& sm = ScreenManager::GetSingleton();
for (auto& screen : sm.CurrentScreenList()) {
AppendMonitor(aCx, *screen, aOutArray, index++);
}
if (index == 0) {
// Ensure we return at least one monitor, this is needed for xpcshell.
RefPtr<Screen> screen = sm.GetPrimaryScreen();
AppendMonitor(aCx, *screen, aOutArray, index++);
}
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetMonitors(JSContext* aCx, JS::MutableHandle<JS::Value> aResult) {
JS::Rooted<JSObject*> array(aCx, JS::NewArrayObject(aCx, 0));
nsresult rv = FindMonitors(aCx, array);
if (NS_FAILED(rv)) {
return rv;
}
aResult.setObject(*array);
return NS_OK;
}
static inline bool SetJSPropertyString(JSContext* aCx,
JS::Handle<JSObject*> aObj,
const char* aProp, const char* aString) {
JS::Rooted<JSString*> str(aCx, JS_NewStringCopyZ(aCx, aString));
if (!str) {
return false;
}
JS::Rooted<JS::Value> val(aCx, JS::StringValue(str));
return JS_SetProperty(aCx, aObj, aProp, val);
}
template <typename T>
static inline bool AppendJSElement(JSContext* aCx, JS::Handle<JSObject*> aObj,
const T& aValue) {
uint32_t index;
if (!JS::GetArrayLength(aCx, aObj, &index)) {
return false;
}
return JS_SetElement(aCx, aObj, index, aValue);
}
nsresult GfxInfoBase::GetFeatures(JSContext* aCx,
JS::MutableHandle<JS::Value> aOut) {
JS::Rooted<JSObject*> obj(aCx, JS_NewPlainObject(aCx));
if (!obj) {
return NS_ERROR_OUT_OF_MEMORY;
}
aOut.setObject(*obj);
layers::LayersBackend backend =
gfxPlatform::Initialized()
? gfxPlatform::GetPlatform()->GetCompositorBackend()
: layers::LayersBackend::LAYERS_NONE;
const char* backendName = layers::GetLayersBackendName(backend);
SetJSPropertyString(aCx, obj, "compositor", backendName);
// If graphics isn't initialized yet, just stop now.
if (!gfxPlatform::Initialized()) {
return NS_OK;
}
DescribeFeatures(aCx, obj);
return NS_OK;
}
nsresult GfxInfoBase::GetFeatureLog(JSContext* aCx,
JS::MutableHandle<JS::Value> aOut) {
JS::Rooted<JSObject*> containerObj(aCx, JS_NewPlainObject(aCx));
if (!containerObj) {
return NS_ERROR_OUT_OF_MEMORY;
}
aOut.setObject(*containerObj);
JS::Rooted<JSObject*> featureArray(aCx, JS::NewArrayObject(aCx, 0));
if (!featureArray) {
return NS_ERROR_OUT_OF_MEMORY;
}
// Collect features.
gfxConfig::ForEachFeature([&](const char* aName, const char* aDescription,
FeatureState& aFeature) -> void {
JS::Rooted<JSObject*> obj(aCx, JS_NewPlainObject(aCx));
if (!obj) {
return;
}
if (!SetJSPropertyString(aCx, obj, "name", aName) ||
!SetJSPropertyString(aCx, obj, "description", aDescription) ||
!SetJSPropertyString(aCx, obj, "status",
FeatureStatusToString(aFeature.GetValue()))) {
return;
}
JS::Rooted<JS::Value> log(aCx);
if (!BuildFeatureStateLog(aCx, aFeature, &log)) {
return;
}
if (!JS_SetProperty(aCx, obj, "log", log)) {
return;
}
if (!AppendJSElement(aCx, featureArray, obj)) {
return;
}
});
JS::Rooted<JSObject*> fallbackArray(aCx, JS::NewArrayObject(aCx, 0));
if (!fallbackArray) {
return NS_ERROR_OUT_OF_MEMORY;
}
// Collect fallbacks.
gfxConfig::ForEachFallback(
[&](const char* aName, const char* aMessage) -> void {
JS::Rooted<JSObject*> obj(aCx, JS_NewPlainObject(aCx));
if (!obj) {
return;
}
if (!SetJSPropertyString(aCx, obj, "name", aName) ||
!SetJSPropertyString(aCx, obj, "message", aMessage)) {
return;
}
if (!AppendJSElement(aCx, fallbackArray, obj)) {
return;
}
});
JS::Rooted<JS::Value> val(aCx);
val = JS::ObjectValue(*featureArray);
JS_SetProperty(aCx, containerObj, "features", val);
val = JS::ObjectValue(*fallbackArray);
JS_SetProperty(aCx, containerObj, "fallbacks", val);
return NS_OK;
}
bool GfxInfoBase::BuildFeatureStateLog(JSContext* aCx,
const FeatureState& aFeature,
JS::MutableHandle<JS::Value> aOut) {
JS::Rooted<JSObject*> log(aCx, JS::NewArrayObject(aCx, 0));
if (!log) {
return false;
}
aOut.setObject(*log);
aFeature.ForEachStatusChange([&](const char* aType, FeatureStatus aStatus,
const char* aMessage,
const nsCString& aFailureId) -> void {
JS::Rooted<JSObject*> obj(aCx, JS_NewPlainObject(aCx));
if (!obj) {
return;
}
if (!SetJSPropertyString(aCx, obj, "type", aType) ||
!SetJSPropertyString(aCx, obj, "status",
FeatureStatusToString(aStatus)) ||
(!aFailureId.IsEmpty() &&
!SetJSPropertyString(aCx, obj, "failureId", aFailureId.get())) ||
(aMessage && !SetJSPropertyString(aCx, obj, "message", aMessage))) {
return;
}
if (!AppendJSElement(aCx, log, obj)) {
return;
}
});
return true;
}
void GfxInfoBase::DescribeFeatures(JSContext* aCx, JS::Handle<JSObject*> aObj) {
JS::Rooted<JSObject*> obj(aCx);
gfx::FeatureState& hwCompositing =
gfxConfig::GetFeature(gfx::Feature::HW_COMPOSITING);
InitFeatureObject(aCx, aObj, "hwCompositing", hwCompositing, &obj);
gfx::FeatureState& gpuProcess =
gfxConfig::GetFeature(gfx::Feature::GPU_PROCESS);
InitFeatureObject(aCx, aObj, "gpuProcess", gpuProcess, &obj);
gfx::FeatureState& webrender = gfxConfig::GetFeature(gfx::Feature::WEBRENDER);
InitFeatureObject(aCx, aObj, "webrender", webrender, &obj);
gfx::FeatureState& wrCompositor =
gfxConfig::GetFeature(gfx::Feature::WEBRENDER_COMPOSITOR);
InitFeatureObject(aCx, aObj, "wrCompositor", wrCompositor, &obj);
gfx::FeatureState& openglCompositing =
gfxConfig::GetFeature(gfx::Feature::OPENGL_COMPOSITING);
InitFeatureObject(aCx, aObj, "openglCompositing", openglCompositing, &obj);
gfx::FeatureState& omtp = gfxConfig::GetFeature(gfx::Feature::OMTP);
InitFeatureObject(aCx, aObj, "omtp", omtp, &obj);
}
bool GfxInfoBase::InitFeatureObject(JSContext* aCx,
JS::Handle<JSObject*> aContainer,
const char* aName,
mozilla::gfx::FeatureState& aFeatureState,
JS::MutableHandle<JSObject*> aOutObj) {
JS::Rooted<JSObject*> obj(aCx, JS_NewPlainObject(aCx));
if (!obj) {
return false;
}
nsCString status = aFeatureState.GetStatusAndFailureIdString();
JS::Rooted<JSString*> str(aCx, JS_NewStringCopyZ(aCx, status.get()));
JS::Rooted<JS::Value> val(aCx, JS::StringValue(str));
JS_SetProperty(aCx, obj, "status", val);
// Add the feature object to the container.
{
JS::Rooted<JS::Value> val(aCx, JS::ObjectValue(*obj));
JS_SetProperty(aCx, aContainer, aName, val);
}
aOutObj.set(obj);
return true;
}
nsresult GfxInfoBase::GetActiveCrashGuards(JSContext* aCx,
JS::MutableHandle<JS::Value> aOut) {
JS::Rooted<JSObject*> array(aCx, JS::NewArrayObject(aCx, 0));
if (!array) {
return NS_ERROR_OUT_OF_MEMORY;
}
aOut.setObject(*array);
DriverCrashGuard::ForEachActiveCrashGuard(
[&](const char* aName, const char* aPrefName) -> void {
JS::Rooted<JSObject*> obj(aCx, JS_NewPlainObject(aCx));
if (!obj) {
return;
}
if (!SetJSPropertyString(aCx, obj, "type", aName)) {
return;
}
if (!SetJSPropertyString(aCx, obj, "prefName", aPrefName)) {
return;
}
if (!AppendJSElement(aCx, array, obj)) {
return;
}
});
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetTargetFrameRate(uint32_t* aTargetFrameRate) {
*aTargetFrameRate = gfxPlatform::TargetFrameRate();
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetCodecSupportInfo(nsACString& aCodecSupportInfo) {
aCodecSupportInfo.Assign(gfx::gfxVars::CodecSupportInfo());
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetIsHeadless(bool* aIsHeadless) {
*aIsHeadless = gfxPlatform::IsHeadless();
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetContentBackend(nsAString& aContentBackend) {
BackendType backend = gfxPlatform::GetPlatform()->GetDefaultContentBackend();
nsString outStr;
switch (backend) {
case BackendType::DIRECT2D1_1: {
outStr.AppendPrintf("Direct2D 1.1");
break;
}
case BackendType::SKIA: {
outStr.AppendPrintf("Skia");
break;
}
case BackendType::CAIRO: {
outStr.AppendPrintf("Cairo");
break;
}
default:
return NS_ERROR_FAILURE;
}
aContentBackend.Assign(outStr);
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetAzureCanvasBackend(nsAString& aBackend) {
CopyASCIItoUTF16(mozilla::MakeStringSpan(
gfxPlatform::GetPlatform()->GetAzureCanvasBackend()),
aBackend);
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetAzureContentBackend(nsAString& aBackend) {
CopyASCIItoUTF16(mozilla::MakeStringSpan(
gfxPlatform::GetPlatform()->GetAzureContentBackend()),
aBackend);
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetUsingGPUProcess(bool* aOutValue) {
GPUProcessManager* gpu = GPUProcessManager::Get();
if (!gpu) {
// Not supported in content processes.
return NS_ERROR_FAILURE;
}
*aOutValue = !!gpu->GetGPUChild();
return NS_OK;
}
NS_IMETHODIMP_(int32_t)
GfxInfoBase::GetMaxRefreshRate(bool* aMixed) {
if (aMixed) {
*aMixed = false;
}
int32_t maxRefreshRate = 0;
for (auto& screen : ScreenManager::GetSingleton().CurrentScreenList()) {
int32_t refreshRate = screen->GetRefreshRate();
if (aMixed && maxRefreshRate > 0 && maxRefreshRate != refreshRate) {
*aMixed = true;
}
maxRefreshRate = std::max(maxRefreshRate, refreshRate);
}
return maxRefreshRate > 0 ? maxRefreshRate : -1;
}
NS_IMETHODIMP
GfxInfoBase::ControlGPUProcessForXPCShell(bool aEnable, bool* _retval) {
gfxPlatform::GetPlatform();
GPUProcessManager* gpm = GPUProcessManager::Get();
if (aEnable) {
if (!gfxConfig::IsEnabled(gfx::Feature::GPU_PROCESS)) {
gfxConfig::UserForceEnable(gfx::Feature::GPU_PROCESS, "xpcshell-test");
}
gpm->EnsureGPUReady();
} else {
gfxConfig::UserDisable(gfx::Feature::GPU_PROCESS, "xpcshell-test");
gpm->KillProcess();
}
*_retval = true;
return NS_OK;
}
NS_IMETHODIMP GfxInfoBase::KillGPUProcessForTests() {
GPUProcessManager* gpm = GPUProcessManager::Get();
if (!gpm) {
// gfxPlatform has not been initialized.
return NS_ERROR_NOT_INITIALIZED;
}
gpm->KillProcess();
return NS_OK;
}
NS_IMETHODIMP GfxInfoBase::CrashGPUProcessForTests() {
GPUProcessManager* gpm = GPUProcessManager::Get();
if (!gpm) {
// gfxPlatform has not been initialized.
return NS_ERROR_NOT_INITIALIZED;
}
gpm->CrashProcess();
return NS_OK;
}
GfxInfoCollectorBase::GfxInfoCollectorBase() {
GfxInfoBase::AddCollector(this);
}
GfxInfoCollectorBase::~GfxInfoCollectorBase() {
GfxInfoBase::RemoveCollector(this);
}
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