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gecko-dev/widget/GfxInfoX11.cpp

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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 <string>
#include <cctype>
#include "nsCRTGlue.h"
#include "nsExceptionHandler.h"
#include "nsUnicharUtils.h"
#include "prenv.h"
#include "nsPrintfCString.h"
#include "nsWhitespaceTokenizer.h"
#include "mozilla/Telemetry.h"
#include "mozilla/gfx/Logging.h"
#include "GfxInfoX11.h"
#include <gdk/gdkx.h>
#ifdef MOZ_WAYLAND
# include "mozilla/widget/nsWaylandDisplay.h"
# include "mozilla/widget/DMABufLibWrapper.h"
#endif
#define EXIT_STATUS_BUFFER_TOO_SMALL 2
#ifdef DEBUG
bool fire_glxtest_process();
#endif
namespace mozilla::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;
mIsXWayland = false;
mHasMultipleGPUs = false;
mGlxTestError = 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);
CrashReporter::AnnotateCrashReport(
CrashReporter::Annotation::DesktopEnvironment, mDesktopEnvironment);
if (mHasMultipleGPUs) {
nsAutoCString note;
note.AppendLiteral("Has dual GPUs.");
if (!mSecondaryVendorId.IsEmpty()) {
note.AppendLiteral(" GPU #2: AdapterVendorID2: ");
note.Append(mSecondaryVendorId);
note.AppendLiteral(", AdapterDeviceID2: ");
note.Append(mSecondaryDeviceId);
}
CrashReporter::AppendAppNotesToCrashReport(note);
}
}
void GfxInfo::GetData() {
GfxInfoBase::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 = 2048 };
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 blocklist
// anyway.
if (bytesread < 0) {
bytesread = 0;
} else if (bytesread == buf_size - 1) {
gfxCriticalNote << "glxtest: read from pipe exceeded buffer size";
}
// 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 blocklist anyway.
waiting_for_glxtest_process_failed = (waitpid_errno != ECHILD);
}
}
}
int exit_code = EXIT_FAILURE;
bool exited_with_error_code = false;
if (!waiting_for_glxtest_process_failed && WIFEXITED(glxtest_status)) {
exit_code = WEXITSTATUS(glxtest_status);
exited_with_error_code = exit_code != 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;
bool errorLog = false;
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 screenInfo;
nsCString adapterRam;
AutoTArray<nsCString, 2> pciVendors;
AutoTArray<nsCString, 2> pciDevices;
nsCString* stringToFill = nullptr;
bool logString = false;
char* bufptr = buf;
while (true) {
char* line = NS_strtok("\n", &bufptr);
if (!line) break;
if (stringToFill) {
stringToFill->Assign(line);
stringToFill = nullptr;
} else if (logString) {
gfxCriticalNote << "glxtest: " << line;
logString = false;
} 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 = &adapterRam;
} else if (!strcmp(line, "DRI_DRIVER")) {
stringToFill = &driDriver;
} else if (!strcmp(line, "SCREEN_INFO")) {
stringToFill = &screenInfo;
} else if (!strcmp(line, "PCI_VENDOR_ID")) {
stringToFill = pciVendors.AppendElement();
} else if (!strcmp(line, "PCI_DEVICE_ID")) {
stringToFill = pciDevices.AppendElement();
} else if (!strcmp(line, "WARNING")) {
logString = true;
} else if (!strcmp(line, "ERROR")) {
logString = true;
errorLog = true;
}
}
MOZ_ASSERT(pciDevices.Length() == pciVendors.Length(),
"Missing PCI vendors/devices");
size_t pciLen = std::min(pciVendors.Length(), pciDevices.Length());
mHasMultipleGPUs = pciLen > 1;
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);
// 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!");
}
// 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(DriverVendor::MesaLLVMPipe),
mDriverVendor);
mIsAccelerated = false;
} else if (strcasestr(glRenderer.get(), "softpipe")) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDriverVendor(DriverVendor::MesaSoftPipe),
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(DriverVendor::MesaSWRast),
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(DriverVendor::MesaUnknown),
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(DeviceVendor::NVIDIA),
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(DeviceVendor::ATI),
mVendorId);
mDriverVendor.AssignLiteral("ati/unknown");
// TODO: Look into ways to find the device ID on FGLRX.
} else {
NS_WARNING("Failed to detect GL vendor!");
}
if (!screenInfo.IsEmpty()) {
PRInt32 start = 0;
PRInt32 loc = screenInfo.Find(";", PR_FALSE, start);
while (loc != kNotFound) {
int isDefault = 0;
nsCString line(screenInfo.get() + start, loc - start);
ScreenInfo info;
if (sscanf(line.get(), "%ux%u:%u", &info.mWidth, &info.mHeight,
&isDefault) == 3) {
info.mIsDefault = isDefault != 0;
mScreenInfo.AppendElement(info);
}
start = loc + 1;
loc = screenInfo.Find(";", PR_FALSE, start);
}
}
if (!adapterRam.IsEmpty()) {
mAdapterRAM = (uint32_t)atoi(adapterRam.get());
}
// If we have the DRI driver, we can derive the vendor ID from that if needed.
if (mVendorId.IsEmpty() && !driDriver.IsEmpty()) {
const char* nvidiaDrivers[] = {"nouveau", "tegra", nullptr};
for (size_t i = 0; nvidiaDrivers[i]; ++i) {
if (driDriver.Equals(nvidiaDrivers[i])) {
CopyUTF16toUTF8(GfxDriverInfo::GetDeviceVendor(DeviceVendor::NVIDIA),
mVendorId);
break;
}
}
if (mVendorId.IsEmpty()) {
const char* intelDrivers[] = {"iris", "i915", "i965",
"i810", "intel", nullptr};
for (size_t i = 0; intelDrivers[i]; ++i) {
if (driDriver.Equals(intelDrivers[i])) {
CopyUTF16toUTF8(GfxDriverInfo::GetDeviceVendor(DeviceVendor::Intel),
mVendorId);
break;
}
}
}
if (mVendorId.IsEmpty()) {
const char* amdDrivers[] = {"r600", "r200", "r100",
"radeon", "radeonsi", nullptr};
for (size_t i = 0; amdDrivers[i]; ++i) {
if (driDriver.Equals(amdDrivers[i])) {
CopyUTF16toUTF8(GfxDriverInfo::GetDeviceVendor(DeviceVendor::ATI),
mVendorId);
break;
}
}
}
if (mVendorId.IsEmpty()) {
if (driDriver.EqualsLiteral("freedreno")) {
CopyUTF16toUTF8(GfxDriverInfo::GetDeviceVendor(DeviceVendor::Qualcomm),
mVendorId);
}
}
}
// If we still don't have a vendor ID, we can try the PCI vendor list.
if (mVendorId.IsEmpty()) {
if (pciVendors.Length() == 1) {
mVendorId = pciVendors[0];
} else if (pciVendors.IsEmpty()) {
gfxCriticalNote << "No GPUs detected via PCI";
} else {
gfxCriticalNote
<< "More than 1 GPU detected via PCI, cannot deduce vendor";
}
}
// If we know the vendor ID, but didn't get a device ID, we can guess from the
// PCI device list.
if (mDeviceId.IsEmpty() && !mVendorId.IsEmpty()) {
for (size_t i = 0; i < pciLen; ++i) {
if (mVendorId.Equals(pciVendors[i])) {
if (mDeviceId.IsEmpty()) {
mDeviceId = pciDevices[i];
} else {
gfxCriticalNote << "More than 1 GPU from same vendor detected via "
"PCI, cannot deduce device";
mDeviceId.Truncate();
break;
}
}
}
}
// Assuming we know the vendor, we should check for a secondary card.
if (!mVendorId.IsEmpty()) {
if (pciLen > 2) {
gfxCriticalNote
<< "More than 2 GPUs detected via PCI, secondary GPU is arbitrary";
}
for (size_t i = 0; i < pciLen; ++i) {
if (!mVendorId.Equals(pciVendors[i]) ||
(!mDeviceId.IsEmpty() && !mDeviceId.Equals(pciDevices[i]))) {
mSecondaryVendorId = pciVendors[i];
mSecondaryDeviceId = pciDevices[i];
break;
}
}
}
// If we couldn't choose, log them.
if (mVendorId.IsEmpty()) {
for (size_t i = 0; i < pciLen; ++i) {
gfxCriticalNote << "PCI candidate " << pciVendors[i].get() << "/"
<< pciDevices[i].get();
}
}
// 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_display_get_default() &&
!GDK_IS_X11_DISPLAY(gdk_display_get_default());
if (mIsWayland) {
mIsWaylandDRM = GetDMABufDevice()->IsDMABufVAAPIEnabled() ||
GetDMABufDevice()->IsDMABufWebGLEnabled() ||
GetDMABufDevice()->IsDMABufTexturesEnabled();
}
#endif
// Make a best effort guess at whether or not we are using the XWayland compat
// layer. For all intents and purposes, we should otherwise believe we are
// using X11.
const char* windowEnv = getenv("XDG_SESSION_TYPE");
mIsXWayland = windowEnv && strcmp(windowEnv, "wayland") == 0;
// Make a best effort guess at the desktop environment in use. Sadly there
// does not appear to be a standard way to do this, so we check a few
// different environment variables and search for relevant keywords.
//
// Note that some users manually change these values. Some applications check
// the environment variable like we are here, and either not work or restrict
// functionality. There may be some heroics we could go through to determine
// the truth, but for the moment, this is the best we can do. This is
// something to keep in mind when updating the blocklist.
const char* desktopEnv = getenv("XDG_CURRENT_DESKTOP");
if (!desktopEnv) {
desktopEnv = getenv("DESKTOP_SESSION");
}
if (desktopEnv) {
std::string currentDesktop(desktopEnv);
for (auto& c : currentDesktop) {
c = std::tolower(c);
}
if (currentDesktop.find("budgie") != std::string::npos) {
// We need to check for Budgie first, because it might incorporate GNOME
// into the environment variable value.
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Budgie),
mDesktopEnvironment);
} else if (currentDesktop.find("gnome") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::GNOME),
mDesktopEnvironment);
} else if (currentDesktop.find("kde") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::KDE),
mDesktopEnvironment);
} else if (currentDesktop.find("xfce") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::XFCE),
mDesktopEnvironment);
} else if (currentDesktop.find("cinnamon") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Cinnamon),
mDesktopEnvironment);
} else if (currentDesktop.find("enlightenment") != std::string::npos) {
CopyUTF16toUTF8(GfxDriverInfo::GetDesktopEnvironment(
DesktopEnvironment::Enlightenment),
mDesktopEnvironment);
} else if (currentDesktop.find("lxde") != std::string::npos ||
currentDesktop.find("lubuntu") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::LXDE),
mDesktopEnvironment);
} else if (currentDesktop.find("openbox") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Openbox),
mDesktopEnvironment);
} else if (currentDesktop.find("i3") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::i3),
mDesktopEnvironment);
} else if (currentDesktop.find("mate") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Mate),
mDesktopEnvironment);
} else if (currentDesktop.find("unity") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Unity),
mDesktopEnvironment);
} else if (currentDesktop.find("pantheon") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Pantheon),
mDesktopEnvironment);
} else if (currentDesktop.find("lxqt") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::LXQT),
mDesktopEnvironment);
} else if (currentDesktop.find("deepin") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Deepin),
mDesktopEnvironment);
} else if (currentDesktop.find("dwm") != std::string::npos) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Dwm),
mDesktopEnvironment);
}
}
if (mDesktopEnvironment.IsEmpty()) {
if (getenv("GNOME_DESKTOP_SESSION_ID")) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::GNOME),
mDesktopEnvironment);
} else if (getenv("KDE_FULL_SESSION")) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::KDE),
mDesktopEnvironment);
} else if (getenv("MATE_DESKTOP_SESSION_ID")) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Mate),
mDesktopEnvironment);
} else if (getenv("LXQT_SESSION_CONFIG")) {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::LXQT),
mDesktopEnvironment);
} else {
CopyUTF16toUTF8(
GfxDriverInfo::GetDesktopEnvironment(DesktopEnvironment::Unknown),
mDesktopEnvironment);
}
}
if (error || errorLog) {
if (!mAdapterDescription.IsEmpty()) {
mAdapterDescription.AppendLiteral(" (See failure log)");
} else {
mAdapterDescription.AppendLiteral("See failure log");
}
mGlxTestError = true;
}
if (error) {
nsAutoCString msg("glxtest: process failed");
if (waiting_for_glxtest_process_failed) {
msg.AppendPrintf(" (waitpid failed with errno=%d for pid %d)",
waitpid_errno, glxtest_pid);
}
if (exited_with_error_code) {
if (exit_code == EXIT_STATUS_BUFFER_TOO_SMALL) {
msg.AppendLiteral(" (buffer too small)");
} else {
msg.AppendPrintf(" (exited with status %d)",
WEXITSTATUS(glxtest_status));
}
}
if (received_signal) {
msg.AppendPrintf(" (received signal %d)", WTERMSIG(glxtest_status));
}
gfxCriticalNote << msg.get();
}
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 blocklisting.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::All, 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_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::NonMesaAll,
DeviceFamily::NvidiaAll, 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, DeviceFamily::AtiAll,
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, DeviceFamily::IntelAll,
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_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::NvidiaAll, 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_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::NonMesaAll,
DeviceFamily::NvidiaAll, 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_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::AtiAll, 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_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::NonMesaAll,
DeviceFamily::AtiAll, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
V(0, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_NO_LINUX_ATI", "");
// Bug 1673939 - Garbled text on RS880 GPUs with Mesa drivers.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::AmdR600, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
V(0, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_BUG_1673939", "");
////////////////////////////////////
// FEATURE_WEBRENDER - ALLOWLIST
// Intel Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::SmallAndMedium,
BatteryStatus::All, DesktopEnvironment::GNOME, WindowProtocol::X11,
DriverVendor::MesaAll, DeviceFamily::IntelRolloutWebRender,
nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_ALLOW_ALWAYS,
DRIVER_GREATER_THAN_OR_EQUAL, V(18, 0, 0, 0),
"FEATURE_ROLLOUT_INTEL_GNOME_X11_MESA", "Mesa 18.0.0.0");
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::SmallAndMedium,
BatteryStatus::All, DesktopEnvironment::GNOME, WindowProtocol::Wayland,
DriverVendor::MesaAll, DeviceFamily::IntelRolloutWebRender,
nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_ALLOW_ALWAYS,
DRIVER_GREATER_THAN_OR_EQUAL, V(18, 0, 0, 0),
"FEATURE_ROLLOUT_INTEL_GNOME_WAYLAND_MESA", "Mesa 18.0.0.0");
// ATI Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::GNOME, WindowProtocol::X11, DriverVendor::MesaAll,
DeviceFamily::AtiRolloutWebRender, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_ALLOW_ALWAYS, DRIVER_GREATER_THAN_OR_EQUAL,
V(18, 0, 0, 0), "FEATURE_ROLLOUT_ATI_GNOME_X11_MESA", "Mesa 18.0.0.0");
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::GNOME, WindowProtocol::Wayland,
DriverVendor::MesaAll, DeviceFamily::AtiRolloutWebRender,
nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_ALLOW_ALWAYS,
DRIVER_GREATER_THAN_OR_EQUAL, V(18, 0, 0, 0),
"FEATURE_ROLLOUT_ATI_GNOME_WAYLAND_MESA", "Mesa 18.0.0.0");
#ifdef EARLY_BETA_OR_EARLIER
// Intel Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::IntelRolloutWebRender, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_ALLOW_ALWAYS, DRIVER_GREATER_THAN_OR_EQUAL,
V(18, 0, 0, 0), "FEATURE_ROLLOUT_EARLY_BETA_INTEL_MESA",
"Mesa 18.0.0.0");
// ATI Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::AtiRolloutWebRender, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_ALLOW_ALWAYS, DRIVER_GREATER_THAN_OR_EQUAL,
V(18, 0, 0, 0), "FEATURE_ROLLOUT_EARLY_BETA_ATI_MESA", "Mesa 18.0.0.0");
#endif
#ifdef NIGHTLY_BUILD
// Intel Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::IntelRolloutWebRender, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_ALLOW_QUALIFIED, DRIVER_GREATER_THAN_OR_EQUAL,
V(18, 0, 0, 0), "FEATURE_ROLLOUT_NIGHTLY_INTEL_MESA", "Mesa 18.0.0.0");
// Nvidia Mesa baseline, see bug 1563859.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::NvidiaRolloutWebRender, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_ALLOW_QUALIFIED, DRIVER_GREATER_THAN_OR_EQUAL,
V(18, 2, 0, 0), "FEATURE_ROLLOUT_NIGHTLY_NVIDIA_MESA", "Mesa 18.2.0.0");
// ATI Mesa baseline, chosen arbitrarily.
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaAll,
DeviceFamily::AtiRolloutWebRender, nsIGfxInfo::FEATURE_WEBRENDER,
nsIGfxInfo::FEATURE_ALLOW_QUALIFIED, DRIVER_GREATER_THAN_OR_EQUAL,
V(18, 0, 0, 0), "FEATURE_ROLLOUT_NIGHTLY_ATI_MESA", "Mesa 18.0.0.0");
#endif
////////////////////////////////////
// FEATURE_WEBRENDER_SOFTWARE - ALLOWLIST
#ifdef NIGHTLY_BUILD
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::SmallAndMedium,
BatteryStatus::All, DesktopEnvironment::All, WindowProtocol::All,
DriverVendor::NonMesaAll, DeviceFamily::All,
nsIGfxInfo::FEATURE_WEBRENDER_SOFTWARE,
nsIGfxInfo::FEATURE_ALLOW_ALWAYS, DRIVER_COMPARISON_IGNORED,
V(0, 0, 0, 0), "FEATURE_ROLLOUT_NIGHTLY_SOFTWARE_WR_NON_MESA_S_M_SCRN",
"");
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::SmallAndMedium,
BatteryStatus::All, DesktopEnvironment::All, WindowProtocol::All,
DriverVendor::HardwareMesaAll, DeviceFamily::All,
nsIGfxInfo::FEATURE_WEBRENDER_SOFTWARE,
nsIGfxInfo::FEATURE_ALLOW_ALWAYS, DRIVER_COMPARISON_IGNORED,
V(0, 0, 0, 0), "FEATURE_ROLLOUT_NIGHTLY_SOFTWARE_WR_HW_MESA_S_M_SCRN",
"");
#endif
////////////////////////////////////
APPEND_TO_DRIVER_BLOCKLIST_EXT(
OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
DesktopEnvironment::All, WindowProtocol::All, DriverVendor::MesaNouveau,
DeviceFamily::All, nsIGfxInfo::FEATURE_THREADSAFE_GL,
nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
V(0, 0, 0, 0), "FEATURE_FAILURE_THREADSAFE_GL", "");
}
return *sDriverInfo;
}
bool GfxInfo::DoesWindowProtocolMatch(const nsAString& aBlocklistWindowProtocol,
const nsAString& aWindowProtocol) {
if (mIsWayland &&
aBlocklistWindowProtocol.Equals(
GfxDriverInfo::GetWindowProtocol(WindowProtocol::WaylandAll),
nsCaseInsensitiveStringComparator)) {
return true;
}
if (!mIsWayland &&
aBlocklistWindowProtocol.Equals(
GfxDriverInfo::GetWindowProtocol(WindowProtocol::X11All),
nsCaseInsensitiveStringComparator)) {
return true;
}
return GfxInfoBase::DoesWindowProtocolMatch(aBlocklistWindowProtocol,
aWindowProtocol);
}
bool GfxInfo::DoesDriverVendorMatch(const nsAString& aBlocklistVendor,
const nsAString& aDriverVendor) {
if (mIsMesa) {
if (aBlocklistVendor.Equals(
GfxDriverInfo::GetDriverVendor(DriverVendor::MesaAll),
nsCaseInsensitiveStringComparator)) {
return true;
}
if (mIsAccelerated &&
aBlocklistVendor.Equals(
GfxDriverInfo::GetDriverVendor(DriverVendor::HardwareMesaAll),
nsCaseInsensitiveStringComparator)) {
return true;
}
if (!mIsAccelerated &&
aBlocklistVendor.Equals(
GfxDriverInfo::GetDriverVendor(DriverVendor::SoftwareMesaAll),
nsCaseInsensitiveStringComparator)) {
return true;
}
}
if (!mIsMesa && aBlocklistVendor.Equals(
GfxDriverInfo::GetDriverVendor(DriverVendor::NonMesaAll),
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 (mGlxTestError) {
// If glxtest failed, block all features by default.
*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;
}
// Blocklist 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::GetHasBattery(bool* aHasBattery) {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP
GfxInfo::GetEmbeddedInFirefoxReality(bool* aEmbeddedInFirefoxReality) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetCleartypeParameters(nsAString& aCleartypeParams) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetWindowProtocol(nsAString& aWindowProtocol) {
GetData();
if (mIsWayland) {
if (mIsWaylandDRM) {
aWindowProtocol =
GfxDriverInfo::GetWindowProtocol(WindowProtocol::WaylandDRM);
} else {
aWindowProtocol =
GfxDriverInfo::GetWindowProtocol(WindowProtocol::Wayland);
}
} else if (mIsXWayland) {
aWindowProtocol =
GfxDriverInfo::GetWindowProtocol(WindowProtocol::XWayland);
} else {
aWindowProtocol = GfxDriverInfo::GetWindowProtocol(WindowProtocol::X11);
}
Telemetry::ScalarSet(Telemetry::ScalarID::GFX_LINUX_WINDOW_PROTOCOL,
aWindowProtocol);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetDesktopEnvironment(nsAString& aDesktopEnvironment) {
GetData();
AppendASCIItoUTF16(mDesktopEnvironment, aDesktopEnvironment);
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(uint32_t* aAdapterRAM) {
GetData();
*aAdapterRAM = mAdapterRAM;
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterRAM2(uint32_t* 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) {
GetData();
CopyUTF8toUTF16(mSecondaryVendorId, aAdapterVendorID);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDeviceID(nsAString& aAdapterDeviceID) {
GetData();
CopyUTF8toUTF16(mDeviceId, aAdapterDeviceID);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterDeviceID2(nsAString& aAdapterDeviceID) {
GetData();
CopyUTF8toUTF16(mSecondaryDeviceId, aAdapterDeviceID);
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetAdapterSubsysID(nsAString& aAdapterSubsysID) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetAdapterSubsysID2(nsAString& aAdapterSubsysID) {
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
GfxInfo::GetDisplayInfo(nsTArray<nsString>& aDisplayInfo) {
GetData();
for (auto screenInfo : mScreenInfo) {
nsString infoString;
infoString.AppendPrintf("%dx%d %s", screenInfo.mWidth, screenInfo.mHeight,
screenInfo.mIsDefault ? "default" : "");
aDisplayInfo.AppendElement(infoString);
}
return aDisplayInfo.IsEmpty() ? NS_ERROR_FAILURE : NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetDisplayWidth(nsTArray<uint32_t>& aDisplayWidth) {
for (auto screenInfo : mScreenInfo) {
aDisplayWidth.AppendElement((uint32_t)screenInfo.mWidth);
}
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetDisplayHeight(nsTArray<uint32_t>& aDisplayHeight) {
for (auto screenInfo : mScreenInfo) {
aDisplayHeight.AppendElement((uint32_t)screenInfo.mHeight);
}
return NS_OK;
}
NS_IMETHODIMP
GfxInfo::GetIsGPU2Active(bool* aIsGPU2Active) {
// This is never the case, as the active GPU should be the primary GPU.
*aIsGPU2Active = false;
return NS_OK;
}
#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
} // namespace mozilla::widget
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