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fune/widget/GfxInfoX11.cpp
Jan Andre Ikenmeyer c4f6b66520 Bug 1563859 - Enable WebRender on Linux with Nvidia hardware and Mesa drivers. r=jrmuizel 
Differential Revision: https://phabricator.services.mozilla.com/D37924

--HG--
extra : moz-landing-system : lando
2019-07-12 20:46:03 +00:00

632 lines
21 KiB
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=8 et :
*/
/* 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 <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <errno.h>
#include <sys/utsname.h>
#include "nsCRTGlue.h"
#include "nsExceptionHandler.h"
#include "nsICrashReporter.h"
#include "prenv.h"
#include "nsPrintfCString.h"
#include "nsWhitespaceTokenizer.h"
#include "GfxInfoX11.h"
#include <gdk/gdkx.h>
#ifdef MOZ_WAYLAND
# include "mozilla/widget/nsWaylandDisplay.h"
#endif
#ifdef DEBUG
bool fire_glxtest_process();
#endif
namespace mozilla {
namespace widget {
#ifdef DEBUG
NS_IMPL_ISUPPORTS_INHERITED(GfxInfo, GfxInfoBase, nsIGfxInfoDebug)
#endif
// these global variables will be set when firing the glxtest process
int glxtest_pipe = -1;
pid_t glxtest_pid = 0;
nsresult GfxInfo::Init() {
mGLMajorVersion = 0;
mGLMinorVersion = 0;
mHasTextureFromPixmap = false;
mIsMesa = false;
mIsAccelerated = true;
mIsWayland = false;
mIsWaylandDRM = false;
return GfxInfoBase::Init();
}
void GfxInfo::AddCrashReportAnnotations() {
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::AdapterVendorID,
mVendorId);
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::AdapterDeviceID,
mDeviceId);
CrashReporter::AnnotateCrashReport(
CrashReporter::Annotation::AdapterDriverVendor, mDriverVendor);
CrashReporter::AnnotateCrashReport(
CrashReporter::Annotation::AdapterDriverVersion, mDriverVersion);
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::IsWayland,
mIsWayland);
CrashReporter::AnnotateCrashReport(CrashReporter::Annotation::IsWaylandDRM,
mIsWaylandDRM);
}
void GfxInfo::GetData() {
// to understand this function, see bug 639842. We retrieve the OpenGL driver
// information in a separate process to protect against bad drivers.
// if glxtest_pipe == -1, that means that we already read the information
if (glxtest_pipe == -1) return;
enum { buf_size = 1024 };
char buf[buf_size];
ssize_t bytesread = read(glxtest_pipe, &buf,
buf_size - 1); // -1 because we'll append a zero
close(glxtest_pipe);
glxtest_pipe = -1;
// bytesread < 0 would mean that the above read() call failed.
// This should never happen. If it did, the outcome would be to blacklist
// anyway.
if (bytesread < 0) bytesread = 0;
// let buf be a zero-terminated string
buf[bytesread] = 0;
// Wait for the glxtest process to finish. This serves 2 purposes:
// * avoid having a zombie glxtest process laying around
// * get the glxtest process status info.
int glxtest_status = 0;
bool wait_for_glxtest_process = true;
bool waiting_for_glxtest_process_failed = false;
int waitpid_errno = 0;
while (wait_for_glxtest_process) {
wait_for_glxtest_process = false;
if (waitpid(glxtest_pid, &glxtest_status, 0) == -1) {
waitpid_errno = errno;
if (waitpid_errno == EINTR) {
wait_for_glxtest_process = true;
} else {
// Bug 718629
// ECHILD happens when the glxtest process got reaped got reaped after a
// PR_CreateProcess as per bug 227246. This shouldn't matter, as we
// still seem to get the data from the pipe, and if we didn't, the
// outcome would be to blacklist anyway.
waiting_for_glxtest_process_failed = (waitpid_errno != ECHILD);
}
}
}
bool exited_with_error_code = !waiting_for_glxtest_process_failed &&
WIFEXITED(glxtest_status) &&
WEXITSTATUS(glxtest_status) != EXIT_SUCCESS;
bool received_signal =
!waiting_for_glxtest_process_failed && WIFSIGNALED(glxtest_status);
bool error = waiting_for_glxtest_process_failed || exited_with_error_code ||
received_signal;
nsCString glVendor;
nsCString glRenderer;
nsCString glVersion;
nsCString textureFromPixmap;
// Available if GLX_MESA_query_renderer is supported.
nsCString mesaVendor;
nsCString mesaDevice;
nsCString mesaAccelerated;
// Available if using a DRI-based libGL stack.
nsCString driDriver;
nsCString* stringToFill = nullptr;
char* bufptr = buf;
if (!error) {
while (true) {
char* line = NS_strtok("\n", &bufptr);
if (!line) break;
if (stringToFill) {
stringToFill->Assign(line);
stringToFill = nullptr;
} else if (!strcmp(line, "VENDOR"))
stringToFill = &glVendor;
else if (!strcmp(line, "RENDERER"))
stringToFill = &glRenderer;
else if (!strcmp(line, "VERSION"))
stringToFill = &glVersion;
else if (!strcmp(line, "TFP"))
stringToFill = &textureFromPixmap;
else if (!strcmp(line, "MESA_VENDOR_ID"))
stringToFill = &mesaVendor;
else if (!strcmp(line, "MESA_DEVICE_ID"))
stringToFill = &mesaDevice;
else if (!strcmp(line, "MESA_ACCELERATED"))
stringToFill = &mesaAccelerated;
else if (!strcmp(line, "MESA_VRAM"))
stringToFill = &mAdapterRAM;
else if (!strcmp(line, "DRI_DRIVER"))
stringToFill = &driDriver;
}
}
if (!strcmp(textureFromPixmap.get(), "TRUE")) mHasTextureFromPixmap = true;
// only useful for Linux kernel version check for FGLRX driver.
// assumes X client == X server, which is sad.
struct utsname unameobj;
if (uname(&unameobj) >= 0) {
mOS.Assign(unameobj.sysname);
mOSRelease.Assign(unameobj.release);
}
const char* spoofedVendor = PR_GetEnv("MOZ_GFX_SPOOF_GL_VENDOR");
if (spoofedVendor) glVendor.Assign(spoofedVendor);
const char* spoofedRenderer = PR_GetEnv("MOZ_GFX_SPOOF_GL_RENDERER");
if (spoofedRenderer) glRenderer.Assign(spoofedRenderer);
const char* spoofedVersion = PR_GetEnv("MOZ_GFX_SPOOF_GL_VERSION");
if (spoofedVersion) glVersion.Assign(spoofedVersion);
const char* spoofedOS = PR_GetEnv("MOZ_GFX_SPOOF_OS");
if (spoofedOS) mOS.Assign(spoofedOS);
const char* spoofedOSRelease = PR_GetEnv("MOZ_GFX_SPOOF_OS_RELEASE");
if (spoofedOSRelease) mOSRelease.Assign(spoofedOSRelease);
if (error || glVendor.IsEmpty() || glRenderer.IsEmpty() ||
glVersion.IsEmpty() || mOS.IsEmpty() || mOSRelease.IsEmpty()) {
mAdapterDescription.AppendLiteral("GLXtest process failed");
if (waiting_for_glxtest_process_failed)
mAdapterDescription.AppendPrintf(
" (waitpid failed with errno=%d for pid %d)", waitpid_errno,
glxtest_pid);
if (exited_with_error_code)
mAdapterDescription.AppendPrintf(" (exited with status %d)",
WEXITSTATUS(glxtest_status));
if (received_signal)
mAdapterDescription.AppendPrintf(" (received signal %d)",
WTERMSIG(glxtest_status));
if (bytesread) {
mAdapterDescription.AppendLiteral(": ");
mAdapterDescription.Append(nsDependentCString(buf));
mAdapterDescription.Append('\n');
}
CrashReporter::AppendAppNotesToCrashReport(mAdapterDescription);
return;
}
// Scan the GL_VERSION string for the GL and driver versions.
nsCWhitespaceTokenizer tokenizer(glVersion);
while (tokenizer.hasMoreTokens()) {
nsCString token(tokenizer.nextToken());
unsigned int major = 0, minor = 0, revision = 0, patch = 0;
if (sscanf(token.get(), "%u.%u.%u.%u", &major, &minor, &revision, &patch) >=
2) {
// A survey of GL_VENDOR strings indicates that the first version is
// always the GL version, the second is usually the driver version.
if (mGLMajorVersion == 0) {
mGLMajorVersion = major;
mGLMinorVersion = minor;
} else if (mDriverVersion.IsEmpty()) { // Not already spoofed.
mDriverVersion =
nsPrintfCString("%u.%u.%u.%u", major, minor, revision, patch);
}
}
}
if (mGLMajorVersion == 0) {
NS_WARNING("Failed to parse GL version!");
return;
}
// Mesa always exposes itself in the GL_VERSION string, but not always the
// GL_VENDOR string.
mIsMesa = glVersion.Find("Mesa") != -1;
// We need to use custom driver vendor IDs for mesa so we can treat them
// differently than the proprietary drivers.
if (mIsMesa) {
mIsAccelerated = !mesaAccelerated.Equals("FALSE");
// Process software rasterizers before the DRI driver string; we may be
// forcing software rasterization on a DRI-accelerated X server by using
// LIBGL_ALWAYS_SOFTWARE or a similar restriction.
if (strcasestr(glRenderer.get(), "llvmpipe")) {
CopyUTF16toUTF8(GfxDriverInfo::GetDriverVendor(DriverMesaLLVMPipe),
mDriverVendor);
mIsAccelerated = false;
} else if (strcasestr(glRenderer.get(), "softpipe")) {
CopyUTF16toUTF8(GfxDriverInfo::GetDriverVendor(DriverMesaSoftPipe),
mDriverVendor);
mIsAccelerated = false;
} else if (strcasestr(glRenderer.get(), "software rasterizer") ||
!mIsAccelerated) {
// Fallback to reporting swrast if GLX_MESA_query_renderer tells us
// we're using an unaccelerated context.
CopyUTF16toUTF8(GfxDriverInfo::GetDriverVendor(DriverMesaSWRast),
mDriverVendor);
mIsAccelerated = false;
} else if (!driDriver.IsEmpty()) {
mDriverVendor = nsPrintfCString("mesa/%s", driDriver.get());
} else {
// Some other mesa configuration where we couldn't get enough info.
NS_WARNING("Failed to detect Mesa driver being used!");
CopyUTF16toUTF8(GfxDriverInfo::GetDriverVendor(DriverMesaUnknown),
mDriverVendor);
}
if (!mesaVendor.IsEmpty()) {
mVendorId = mesaVendor;
} else {
NS_WARNING(
"Failed to get Mesa vendor ID! GLX_MESA_query_renderer unsupported?");
}
if (!mesaDevice.IsEmpty()) {
mDeviceId = mesaDevice;
} else {
NS_WARNING(
"Failed to get Mesa device ID! GLX_MESA_query_renderer unsupported?");
}
} else if (glVendor.EqualsLiteral("NVIDIA Corporation")) {
CopyUTF16toUTF8(GfxDriverInfo::GetDeviceVendor(VendorNVIDIA), mVendorId);
mDriverVendor.AssignLiteral("nvidia/unknown");
// TODO: Use NV-CONTROL X11 extension to query Device ID and VRAM.
} else if (glVendor.EqualsLiteral("ATI Technologies Inc.")) {
CopyUTF16toUTF8(GfxDriverInfo::GetDeviceVendor(VendorATI), mVendorId);
mDriverVendor.AssignLiteral("ati/unknown");
// TODO: Look into ways to find the device ID on FGLRX.
} else {
NS_WARNING("Failed to detect GL vendor!");
}
// Fallback to GL_VENDOR and GL_RENDERER.
if (mVendorId.IsEmpty()) {
mVendorId.Assign(glVendor.get());
}
if (mDeviceId.IsEmpty()) {
mDeviceId.Assign(glRenderer.get());
}
mAdapterDescription.Assign(glRenderer);
#ifdef MOZ_WAYLAND
mIsWayland = !GDK_IS_X11_DISPLAY(gdk_display_get_default());
if (mIsWayland) {
mIsWaylandDRM = nsWaylandDisplay::IsDMABufEnabled();
}
#endif
AddCrashReportAnnotations();
}
const nsTArray<GfxDriverInfo>& GfxInfo::GetGfxDriverInfo() {
if (!sDriverInfo->Length()) {
// Mesa 10.0 provides the GLX_MESA_query_renderer extension, which allows us
// to query device IDs backing a GL context for blacklisting.
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorAll),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverMesaAll),
GfxDriverInfo::allDevices, GfxDriverInfo::allFeatures,
nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
V(10, 0, 0, 0), "FEATURE_FAILURE_OLD_MESA", "Mesa 10.0");
// NVIDIA baseline (ported from old blocklist)
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorNVIDIA),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverNonMesaAll),
GfxDriverInfo::allDevices, GfxDriverInfo::allFeatures,
nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
V(257, 21, 0, 0), "FEATURE_FAILURE_OLD_NVIDIA", "NVIDIA 257.21");
// fglrx baseline (chosen arbitrarily as 2013-07-22 release).
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorATI),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverVendorAll),
GfxDriverInfo::allDevices, GfxDriverInfo::allFeatures,
nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
V(13, 15, 100, 1), "FEATURE_FAILURE_OLD_FGLRX", "fglrx 13.15.100.1");
////////////////////////////////////
// FEATURE_WEBRENDER
// Intel Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorIntel),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverVendorAll),
GfxDriverInfo::allDevices, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
V(18, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_OLD_MESA", "Mesa 18.0.0.0");
// Nvidia Mesa baseline, see bug 1563859.
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorNVIDIA),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverMesaAll),
GfxDriverInfo::allDevices, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
V(18, 2, 0, 0), "FEATURE_FAILURE_WEBRENDER_OLD_MESA", "Mesa 18.2.0.0");
// Disable on all Nvidia devices not using Mesa for now.
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorNVIDIA),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverNonMesaAll),
GfxDriverInfo::allDevices, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
V(0, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_NO_LINUX_NVIDIA", "");
// ATI Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorATI),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverMesaAll),
GfxDriverInfo::allDevices, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
V(18, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_OLD_MESA", "Mesa 18.0.0.0");
// Disable on all ATI devices not using Mesa for now.
APPEND_TO_DRIVER_BLOCKLIST(
OperatingSystem::Linux,
(nsAString&)GfxDriverInfo::GetDeviceVendor(VendorATI),
(nsAString&)GfxDriverInfo::GetDriverVendor(DriverNonMesaAll),
GfxDriverInfo::allDevices, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
V(0, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_NO_LINUX_ATI", "");
}
return *sDriverInfo;
}
bool GfxInfo::DoesDriverVendorMatch(const nsAString& aBlocklistVendor,
const nsAString& aDriverVendor) {
if (mIsMesa &&
aBlocklistVendor.Equals(GfxDriverInfo::GetDriverVendor(DriverMesaAll),
nsCaseInsensitiveStringComparator())) {
return true;
}
if (!mIsMesa &&
aBlocklistVendor.Equals(GfxDriverInfo::GetDriverVendor(DriverNonMesaAll),
nsCaseInsensitiveStringComparator())) {
return true;
}
return GfxInfoBase::DoesDriverVendorMatch(aBlocklistVendor, aDriverVendor);
}
nsresult GfxInfo::GetFeatureStatusImpl(
int32_t aFeature, int32_t* aStatus, nsAString& aSuggestedDriverVersion,
const nsTArray<GfxDriverInfo>& aDriverInfo, nsACString& aFailureId,
OperatingSystem* aOS /* = nullptr */)
{
NS_ENSURE_ARG_POINTER(aStatus);
*aStatus = nsIGfxInfo::FEATURE_STATUS_UNKNOWN;
aSuggestedDriverVersion.SetIsVoid(true);
OperatingSystem os = OperatingSystem::Linux;
if (aOS) *aOS = os;
if (sShutdownOccurred) {
return NS_OK;
}
GetData();
if (mGLMajorVersion == 0) {
// If we failed to get a GL version, glxtest failed.
*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
aFailureId = "FEATURE_FAILURE_GLXTEST_FAILED";
return NS_OK;
}
if (mGLMajorVersion == 1) {
// We're on OpenGL 1. In most cases that indicates really old hardware.
// We better block them, rather than rely on them to fail gracefully,
// because they don't! see bug 696636
*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
aFailureId = "FEATURE_FAILURE_OPENGL_1";
return NS_OK;
}
// Blacklist software GL implementations from using layers acceleration.
// On the test infrastructure, we'll force-enable layers acceleration.
if (aFeature == nsIGfxInfo::FEATURE_OPENGL_LAYERS && !mIsAccelerated &&
!PR_GetEnv("MOZ_LAYERS_ALLOW_SOFTWARE_GL")) {
*aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
aFailureId = "FEATURE_FAILURE_SOFTWARE_GL";
return NS_OK;
}
return GfxInfoBase::GetFeatureStatusImpl(
aFeature, aStatus, aSuggestedDriverVersion, aDriverInfo, aFailureId, &os);
}
NS_IMETHODIMP
GfxInfo::GetD2DEnabled(bool* aEnabled) { return NS_ERROR_FAILURE; }
NS_IMETHODIMP
GfxInfo::GetDWriteEnabled(bool* aEnabled) { return NS_ERROR_FAILURE; }
NS_IMETHODIMP
GfxInfo::GetDWriteVersion(nsAString& aDwriteVersion) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetCleartypeParameters(nsAString& aCleartypeParams) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetWindowProtocol(nsAString& aWindowProtocol) {
if (mIsWayland) {
if (mIsWaylandDRM) {
aWindowProtocol.AssignLiteral("wayland (drm)");
} else {
aWindowProtocol.AssignLiteral("wayland");
}
return NS_OK;
}
aWindowProtocol.AssignLiteral("x11");
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDescription(nsAString& aAdapterDescription) {
GetData();
AppendASCIItoUTF16(mAdapterDescription, aAdapterDescription);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDescription2(nsAString& aAdapterDescription) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterRAM(nsAString& aAdapterRAM) {
GetData();
CopyUTF8toUTF16(mAdapterRAM, aAdapterRAM);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterRAM2(nsAString& aAdapterRAM) { return NS_ERROR_FAILURE; }
NS_IMETHODIMP
GfxInfo::GetAdapterDriver(nsAString& aAdapterDriver) {
aAdapterDriver.Truncate();
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDriver2(nsAString& aAdapterDriver) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDriverVendor(nsAString& aAdapterDriverVendor) {
GetData();
CopyASCIItoUTF16(mDriverVendor, aAdapterDriverVendor);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDriverVendor2(nsAString& aAdapterDriverVendor) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDriverVersion(nsAString& aAdapterDriverVersion) {
GetData();
CopyASCIItoUTF16(mDriverVersion, aAdapterDriverVersion);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDriverVersion2(nsAString& aAdapterDriverVersion) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDriverDate(nsAString& aAdapterDriverDate) {
aAdapterDriverDate.Truncate();
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDriverDate2(nsAString& aAdapterDriverDate) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterVendorID(nsAString& aAdapterVendorID) {
GetData();
CopyUTF8toUTF16(mVendorId, aAdapterVendorID);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterVendorID2(nsAString& aAdapterVendorID) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDeviceID(nsAString& aAdapterDeviceID) {
GetData();
CopyUTF8toUTF16(mDeviceId, aAdapterDeviceID);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDeviceID2(nsAString& aAdapterDeviceID) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterSubsysID(nsAString& aAdapterSubsysID) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterSubsysID2(nsAString& aAdapterSubsysID) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetIsGPU2Active(bool* aIsGPU2Active) { return NS_ERROR_FAILURE; }
#ifdef DEBUG
// Implement nsIGfxInfoDebug
// We don't support spoofing anything on Linux
NS_IMETHODIMP GfxInfo::SpoofVendorID(const nsAString& aVendorID) {
GetData();
CopyUTF16toUTF8(aVendorID, mVendorId);
mIsAccelerated = true;
return NS_OK;
}
NS_IMETHODIMP GfxInfo::SpoofDeviceID(const nsAString& aDeviceID) {
GetData();
CopyUTF16toUTF8(aDeviceID, mDeviceId);
return NS_OK;
}
NS_IMETHODIMP GfxInfo::SpoofDriverVersion(const nsAString& aDriverVersion) {
GetData();
CopyUTF16toUTF8(aDriverVersion, mDriverVersion);
return NS_OK;
}
NS_IMETHODIMP GfxInfo::SpoofOSVersion(uint32_t aVersion) {
// We don't support OS versioning on Linux. There's just "Linux".
return NS_OK;
}
NS_IMETHODIMP GfxInfo::FireTestProcess() {
// If the pid is zero, then we have never run the test process to query for
// driver information. This would normally be run on startup, but we need to
// manually invoke it for XPC shell tests.
if (glxtest_pid == 0) {
fire_glxtest_process();
}
return NS_OK;
}
#endif
} // end namespace widget
} // end namespace mozilla
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