summaryrefslogtreecommitdiffstats
path: root/widget/gtk/GfxInfo.cpp
blob: 4dadbc81b5f7599cf5d1f191cfaaa744b9b41038 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
/* -*- 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 "GfxInfo.h"

#include <cctype>
#include <errno.h>
#include <unistd.h>
#include <string>
#include <poll.h>
#include <sys/types.h>
#include <sys/utsname.h>
#include <sys/wait.h>
#include <glib.h>
#include <fcntl.h>

#include "mozilla/gfx/Logging.h"
#include "mozilla/SSE.h"
#include "mozilla/Telemetry.h"
#include "mozilla/XREAppData.h"
#include "mozilla/ScopeExit.h"
#include "mozilla/GUniquePtr.h"
#include "mozilla/StaticPrefs_media.h"
#include "nsCRTGlue.h"
#include "nsExceptionHandler.h"
#include "nsPrintfCString.h"
#include "nsString.h"
#include "nsStringFwd.h"
#include "nsUnicharUtils.h"
#include "nsWhitespaceTokenizer.h"
#include "prenv.h"
#include "WidgetUtilsGtk.h"
#include "MediaCodecsSupport.h"
#include "nsAppRunner.h"

// How long we wait for data from glxtest/vaapi test process in milliseconds.
#define GFX_TEST_TIMEOUT 4000
#define VAAPI_TEST_TIMEOUT 2000
#define V4L2_TEST_TIMEOUT 2000

#define GLX_PROBE_BINARY u"glxtest"_ns
#define VAAPI_PROBE_BINARY u"vaapitest"_ns
#define V4L2_PROBE_BINARY u"v4l2test"_ns

namespace mozilla::widget {

#ifdef DEBUG
NS_IMPL_ISUPPORTS_INHERITED(GfxInfo, GfxInfoBase, nsIGfxInfoDebug)
#endif

int GfxInfo::sGLXTestPipe = -1;
pid_t GfxInfo::sGLXTestPID = 0;

// bits to use decoding codec information returned from glxtest
constexpr int CODEC_HW_H264 = 1 << 4;
constexpr int CODEC_HW_VP8 = 1 << 5;
constexpr int CODEC_HW_VP9 = 1 << 6;
constexpr int CODEC_HW_AV1 = 1 << 7;

nsresult GfxInfo::Init() {
  mGLMajorVersion = 0;
  mGLMinorVersion = 0;
  mHasTextureFromPixmap = false;
  mIsMesa = false;
  mIsAccelerated = true;
  mIsWayland = 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::DesktopEnvironment,
      GetDesktopEnvironmentIdentifier());

  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);
  }
}

static bool MakeFdNonBlocking(int fd) {
  return fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0) | O_NONBLOCK) != -1;
}

static bool ManageChildProcess(const char* aProcessName, int* aPID, int* aPipe,
                               int aTimeout, char** aData) {
  // Don't try anything if we failed before
  if (*aPID < 0) {
    return false;
  }

  GIOChannel* channel = nullptr;
  *aData = nullptr;

  auto free = mozilla::MakeScopeExit([&] {
    if (channel) {
      g_io_channel_unref(channel);
    }
    if (*aPipe >= 0) {
      close(*aPipe);
      *aPipe = -1;
    }
  });

  const TimeStamp deadline =
      TimeStamp::Now() + TimeDuration::FromMilliseconds(aTimeout);

  struct pollfd pfd {};
  pfd.fd = *aPipe;
  pfd.events = POLLIN;

  while (poll(&pfd, 1, aTimeout) != 1) {
    if (errno != EAGAIN && errno != EINTR) {
      gfxCriticalNote << "ManageChildProcess(" << aProcessName
                      << "): poll failed: " << strerror(errno) << "\n";
      return false;
    }
    if (TimeStamp::Now() > deadline) {
      gfxCriticalNote << "ManageChildProcess(" << aProcessName
                      << "): process hangs\n";
      return false;
    }
  }

  channel = g_io_channel_unix_new(*aPipe);
  MakeFdNonBlocking(*aPipe);

  GUniquePtr<GError> error;
  gsize length = 0;
  int ret;
  do {
    error = nullptr;
    ret = g_io_channel_read_to_end(channel, aData, &length,
                                   getter_Transfers(error));
  } while (ret == G_IO_STATUS_AGAIN && TimeStamp::Now() < deadline);
  if (error || ret != G_IO_STATUS_NORMAL) {
    gfxCriticalNote << "ManageChildProcess(" << aProcessName
                    << "): failed to read data from child process: ";
    if (error) {
      gfxCriticalNote << error->message;
    } else {
      gfxCriticalNote << "timeout";
    }
    return false;
  }

  int status = 0;
  int pid = *aPID;
  *aPID = -1;

  while (true) {
    int ret = waitpid(pid, &status, WNOHANG);
    if (ret > 0) {
      break;
    }
    if (ret < 0) {
      if (errno == ECHILD) {
        // 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.
        return true;
      }
      if (errno != EAGAIN && errno != EINTR) {
        gfxCriticalNote << "ManageChildProcess(" << aProcessName
                        << "): waitpid failed: " << strerror(errno) << "\n";
        return false;
      }
    }
    if (TimeStamp::Now() > deadline) {
      gfxCriticalNote << "ManageChildProcess(" << aProcessName
                      << "): process hangs\n";
      return false;
    }
    // Wait 50ms to another waitpid() check.
    usleep(50000);
  }

  return WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS;
}

// to understand this function, see bug 639842. We retrieve the OpenGL driver
// information in a separate process to protect against bad drivers.
void GfxInfo::GetData() {
  if (mInitialized) {
    return;
  }
  mInitialized = true;

  // In some cases (xpcshell test, Profile manager etc.)
  // FireGLXTestProcess() is not fired in advance
  // so we call it here.
  GfxInfo::FireGLXTestProcess();

  GfxInfoBase::GetData();

  char* glxData = nullptr;
  auto free = mozilla::MakeScopeExit([&] { g_free((void*)glxData); });

  bool error = !ManageChildProcess("glxtest", &sGLXTestPID, &sGLXTestPipe,
                                   GFX_TEST_TIMEOUT, &glxData);
  if (error) {
    gfxCriticalNote << "glxtest: ManageChildProcess failed\n";
  }

  nsCString glVendor;
  nsCString glRenderer;
  nsCString glVersion;
  nsCString textureFromPixmap;
  nsCString testType;

  // 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 adapterRam;

  nsCString drmRenderDevice;

  nsCString ddxDriver;

  AutoTArray<nsCString, 2> pciVendors;
  AutoTArray<nsCString, 2> pciDevices;

  nsCString* stringToFill = nullptr;
  bool logString = false;
  bool errorLog = false;

  char* bufptr = glxData;

  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, "DDX_DRIVER")) {
      stringToFill = &ddxDriver;
    } else if (!strcmp(line, "DRI_DRIVER")) {
      stringToFill = &driDriver;
    } else if (!strcmp(line, "PCI_VENDOR_ID")) {
      stringToFill = pciVendors.AppendElement();
    } else if (!strcmp(line, "PCI_DEVICE_ID")) {
      stringToFill = pciDevices.AppendElement();
    } else if (!strcmp(line, "DRM_RENDERDEVICE")) {
      stringToFill = &drmRenderDevice;
    } else if (!strcmp(line, "TEST_TYPE")) {
      stringToFill = &testType;
    } 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!");
  }

  mDrmRenderDevice = std::move(drmRenderDevice);
  mTestType = std::move(testType);

  // 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")) {
      CopyUTF16toUTF8(GfxDriverInfo::GetDriverVendor(DriverVendor::MesaSWRast),
                      mDriverVendor);
      mIsAccelerated = false;
    } else if (strcasestr(driDriver.get(), "vmwgfx")) {
      CopyUTF16toUTF8(GfxDriverInfo::GetDriverVendor(DriverVendor::MesaVM),
                      mDriverVendor);
      mIsAccelerated = false;
    } else if (!mIsAccelerated) {
      CopyUTF16toUTF8(
          GfxDriverInfo::GetDriverVendor(DriverVendor::MesaSWUnknown),
          mDriverVendor);
    } 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;
    }

    if (!mesaDevice.IsEmpty()) {
      mDeviceId = mesaDevice;
    }

    if (!mIsAccelerated && mVendorId.IsEmpty()) {
      mVendorId.Assign(glVendor.get());
    }

    if (!mIsAccelerated && mDeviceId.IsEmpty()) {
      mDeviceId.Assign(glRenderer.get());
    }
  } 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 (!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", "crocus", "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.IsEmpty()) {
      gfxCriticalNote << "No GPUs detected via PCI\n";
    } else {
      for (size_t i = 0; i < pciVendors.Length(); ++i) {
        if (mVendorId.IsEmpty()) {
          mVendorId = pciVendors[i];
        } else if (mVendorId != pciVendors[i]) {
          gfxCriticalNote << "More than 1 GPU vendor detected via PCI, cannot "
                             "deduce vendor\n";
          mVendorId.Truncate();
          break;
        }
      }
    }
  }

  // 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 if (mDeviceId != pciDevices[i]) {
          gfxCriticalNote << "More than 1 GPU from same vendor detected via "
                             "PCI, cannot deduce device\n";
          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\n";
    }
    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() << "\n";
    }
  }

  // Fallback to GL_VENDOR and GL_RENDERER.
  if (mVendorId.IsEmpty()) {
    mVendorId.Assign(glVendor.get());
  }
  if (mDeviceId.IsEmpty()) {
    mDeviceId.Assign(glRenderer.get());
  }

  mAdapterDescription.Assign(glRenderer);

  // 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.
  mIsWayland = GdkIsWaylandDisplay();
  mIsXWayland = IsXWaylandProtocol();

  if (!ddxDriver.IsEmpty()) {
    PRInt32 start = 0;
    PRInt32 loc = ddxDriver.Find(";", start);
    while (loc != kNotFound) {
      nsCString line(ddxDriver.get() + start, loc - start);
      mDdxDrivers.AppendElement(std::move(line));

      start = loc + 1;
      loc = ddxDriver.Find(";", start);
    }
  }

  if (error || errorLog || mTestType.IsEmpty()) {
    if (!mAdapterDescription.IsEmpty()) {
      mAdapterDescription.AppendLiteral(" (See failure log)");
    } else {
      mAdapterDescription.AppendLiteral("See failure log");
    }

    mGlxTestError = true;
  }

  AddCrashReportAnnotations();
}

int GfxInfo::FireTestProcess(const nsAString& aBinaryFile, int* aOutPipe,
                             const char** aStringArgs) {
  nsCOMPtr<nsIFile> appFile;
  nsresult rv = XRE_GetBinaryPath(getter_AddRefs(appFile));
  if (NS_FAILED(rv)) {
    gfxCriticalNote << "Couldn't find application file.\n";
    return false;
  }
  nsCOMPtr<nsIFile> exePath;
  rv = appFile->GetParent(getter_AddRefs(exePath));
  if (NS_FAILED(rv)) {
    gfxCriticalNote << "Couldn't get application directory.\n";
    return false;
  }
  exePath->Append(aBinaryFile);

#define MAX_ARGS 8
  char* argv[MAX_ARGS + 2];

  argv[0] = strdup(exePath->NativePath().get());
  for (int i = 0; i < MAX_ARGS; i++) {
    if (aStringArgs[i]) {
      argv[i + 1] = strdup(aStringArgs[i]);
    } else {
      argv[i + 1] = nullptr;
      break;
    }
  }

  // Use G_SPAWN_LEAVE_DESCRIPTORS_OPEN | G_SPAWN_DO_NOT_REAP_CHILD flags
  // to g_spawn_async_with_pipes() run posix_spawn() directly.
  int pid;
  GUniquePtr<GError> err;
  g_spawn_async_with_pipes(
      nullptr, argv, nullptr,
      GSpawnFlags(G_SPAWN_LEAVE_DESCRIPTORS_OPEN | G_SPAWN_DO_NOT_REAP_CHILD),
      nullptr, nullptr, &pid, nullptr, aOutPipe, nullptr,
      getter_Transfers(err));
  if (err) {
    gfxCriticalNote << "FireTestProcess failed: " << err->message << "\n";
    pid = 0;
  }
  for (auto& arg : argv) {
    if (!arg) {
      break;
    }
    free(arg);
  }
  return pid;
}

bool GfxInfo::FireGLXTestProcess() {
  if (sGLXTestPID != 0) {
    return true;
  }

  int pfd[2];
  if (pipe(pfd) == -1) {
    gfxCriticalNote << "FireGLXTestProcess failed to create pipe\n";
    return false;
  }
  sGLXTestPipe = pfd[0];

  auto pipeID = std::to_string(pfd[1]);
  const char* args[] = {"-f", pipeID.c_str(),
                        IsWaylandEnabled() ? "-w" : nullptr, nullptr};
  sGLXTestPID = FireTestProcess(GLX_PROBE_BINARY, nullptr, args);
  // Set pid to -1 to avoid further test launch.
  if (!sGLXTestPID) {
    sGLXTestPID = -1;
  }
  close(pfd[1]);
  return true;
}

void GfxInfo::GetDataVAAPI() {
  if (mIsVAAPISupported.isSome()) {
    return;
  }
  mIsVAAPISupported = Some(false);

#ifdef MOZ_ENABLE_VAAPI
  char* vaapiData = nullptr;
  auto free = mozilla::MakeScopeExit([&] { g_free((void*)vaapiData); });

  int vaapiPipe = -1;
  int vaapiPID = 0;
  const char* args[] = {"-d", mDrmRenderDevice.get(), nullptr};
  vaapiPID = FireTestProcess(VAAPI_PROBE_BINARY, &vaapiPipe, args);
  if (!vaapiPID) {
    return;
  }

  if (!ManageChildProcess("vaapitest", &vaapiPID, &vaapiPipe,
                          VAAPI_TEST_TIMEOUT, &vaapiData)) {
    gfxCriticalNote << "vaapitest: ManageChildProcess failed\n";
    return;
  }

  char* bufptr = vaapiData;
  char* line;
  while ((line = NS_strtok("\n", &bufptr))) {
    if (!strcmp(line, "VAAPI_SUPPORTED")) {
      line = NS_strtok("\n", &bufptr);
      if (!line) {
        gfxCriticalNote << "vaapitest: Failed to get VAAPI support\n";
        return;
      }
      mIsVAAPISupported = Some(!strcmp(line, "TRUE"));
    } else if (!strcmp(line, "VAAPI_HWCODECS")) {
      line = NS_strtok("\n", &bufptr);
      if (!line) {
        gfxCriticalNote << "vaapitest: Failed to get VAAPI codecs\n";
        return;
      }

      std::istringstream(line) >> mVAAPISupportedCodecs;
      if (mVAAPISupportedCodecs & CODEC_HW_H264) {
        media::MCSInfo::AddSupport(
            media::MediaCodecsSupport::H264HardwareDecode);
      }
      if (mVAAPISupportedCodecs & CODEC_HW_VP8) {
        media::MCSInfo::AddSupport(
            media::MediaCodecsSupport::VP8HardwareDecode);
      }
      if (mVAAPISupportedCodecs & CODEC_HW_VP9) {
        media::MCSInfo::AddSupport(
            media::MediaCodecsSupport::VP9HardwareDecode);
      }
      if (mVAAPISupportedCodecs & CODEC_HW_AV1) {
        media::MCSInfo::AddSupport(
            media::MediaCodecsSupport::AV1HardwareDecode);
      }
    } else if (!strcmp(line, "WARNING") || !strcmp(line, "ERROR")) {
      gfxCriticalNote << "vaapitest: " << line;
      line = NS_strtok("\n", &bufptr);
      if (line) {
        gfxCriticalNote << "vaapitest: " << line << "\n";
      }
      return;
    }
  }
#endif
}

// Probe all V4L2 devices and check their capabilities
void GfxInfo::GetDataV4L2() {
  if (mIsV4L2Supported.isSome()) {
    // We have already probed v4l2 support, no need to do it again.
    return;
  }
  mIsV4L2Supported = Some(false);

#ifdef MOZ_ENABLE_V4L2
  DIR* dir = opendir("/dev");
  if (!dir) {
    gfxCriticalNote << "Could not list /dev\n";
    return;
  }
  struct dirent* dir_entry;
  while ((dir_entry = readdir(dir))) {
    if (!strncmp(dir_entry->d_name, "video", 5)) {
      nsCString path = "/dev/"_ns;
      path += nsDependentCString(dir_entry->d_name);
      V4L2ProbeDevice(path);
    }
  }
  closedir(dir);
#endif  // MOZ_ENABLE_V4L2
}

// Check the capabilities of a single V4L2 device.  If the device doesn't work
// or doesn't support any codecs we recognise, then we just ignore it.  If it
// does support recognised codecs then add these codecs to the supported list
// and mark V4L2 as supported: We only need a single working device to enable
// V4L2, when we come to decode FFmpeg will probe all the devices and choose
// the appropriate one.
void GfxInfo::V4L2ProbeDevice(nsCString& dev) {
  char* v4l2Data = nullptr;
  auto free = mozilla::MakeScopeExit([&] { g_free((void*)v4l2Data); });

  int v4l2Pipe = -1;
  int v4l2PID = 0;
  const char* args[] = {"-d", dev.get(), nullptr};
  v4l2PID = FireTestProcess(V4L2_PROBE_BINARY, &v4l2Pipe, args);
  if (!v4l2PID) {
    gfxCriticalNote << "Failed to start v4l2test process\n";
    return;
  }

  if (!ManageChildProcess("v4l2test", &v4l2PID, &v4l2Pipe, V4L2_TEST_TIMEOUT,
                          &v4l2Data)) {
    gfxCriticalNote << "v4l2test: ManageChildProcess failed\n";
    return;
  }

  char* bufptr = v4l2Data;
  char* line;
  nsTArray<nsCString> capFormats;
  nsTArray<nsCString> outFormats;
  bool supported = false;
  // Use gfxWarning rather than gfxCriticalNote from here on because the
  // errors/warnings output by v4l2test are generally just caused by devices
  // which aren't M2M decoders. Set gfx.logging.level=5 to see these messages.

  while ((line = NS_strtok("\n", &bufptr))) {
    if (!strcmp(line, "V4L2_SUPPORTED")) {
      line = NS_strtok("\n", &bufptr);
      if (!line) {
        gfxWarning() << "v4l2test: Failed to get V4L2 support\n";
        return;
      }
      supported = !strcmp(line, "TRUE");
    } else if (!strcmp(line, "V4L2_CAPTURE_FMTS")) {
      line = NS_strtok("\n", &bufptr);
      if (!line) {
        gfxWarning() << "v4l2test: Failed to get V4L2 CAPTURE formats\n";
        return;
      }
      char* capture_fmt;
      while ((capture_fmt = NS_strtok(" ", &line))) {
        capFormats.AppendElement(capture_fmt);
      }
    } else if (!strcmp(line, "V4L2_OUTPUT_FMTS")) {
      line = NS_strtok("\n", &bufptr);
      if (!line) {
        gfxWarning() << "v4l2test: Failed to get V4L2 OUTPUT formats\n";
        return;
      }
      char* output_fmt;
      while ((output_fmt = NS_strtok(" ", &line))) {
        outFormats.AppendElement(output_fmt);
      }
    } else if (!strcmp(line, "WARNING") || !strcmp(line, "ERROR")) {
      line = NS_strtok("\n", &bufptr);
      if (line) {
        gfxWarning() << "v4l2test: " << line << "\n";
      }
      return;
    }
  }

  // If overall SUPPORTED flag is not TRUE then stop now
  if (!supported) {
    return;
  }

  // Currently the V4L2 decode platform only supports YUV420 and NV12
  if (!capFormats.Contains("YV12") && !capFormats.Contains("NV12")) {
    return;
  }

  // Supported codecs
  if (outFormats.Contains("H264")) {
    mIsV4L2Supported = Some(true);
    media::MCSInfo::AddSupport(media::MediaCodecsSupport::H264HardwareDecode);
    mV4L2SupportedCodecs |= CODEC_HW_H264;
  }
}

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,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::All,
        GfxDriverInfo::optionalFeatures,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(10, 0, 0, 0), "FEATURE_FAILURE_OLD_MESA", "Mesa 10.0");

    // NVIDIA Mesa baseline (see bug 1714391).
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaNouveau, DeviceFamily::All,
        GfxDriverInfo::optionalFeatures,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(11, 0, 0, 0), "FEATURE_FAILURE_OLD_NV_MESA", "Mesa 11.0");

    // NVIDIA baseline (ported from old blocklist)
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        GfxDriverInfo::optionalFeatures,
        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::optionalFeatures,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(13, 15, 100, 1), "FEATURE_FAILURE_OLD_FGLRX", "fglrx 13.15.100.1");

    ////////////////////////////////////
    // FEATURE_WEBRENDER

    // All Mesa software drivers, they should get Software WebRender instead.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::SoftwareMesaAll, DeviceFamily::All,
        nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0), "FEATURE_FAILURE_SOFTWARE_GL",
        "");

    // Older generation Intel devices do not perform well with WebRender.
    APPEND_TO_DRIVER_BLOCKLIST(
        OperatingSystem::Linux, DeviceFamily::IntelWebRenderBlocked,
        nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0), "INTEL_DEVICE_GEN5_OR_OLDER",
        "");

    // Nvidia Mesa baseline, see bug 1563859.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::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 older Nvidia drivers due to stability issues.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_LESS_THAN, V(470, 82, 0, 0),
        "FEATURE_FAILURE_WEBRENDER_OLD_NVIDIA", "470.82.0");

    // Older generation NVIDIA devices do not perform well with WebRender.
    APPEND_TO_DRIVER_BLOCKLIST(
        OperatingSystem::Linux, DeviceFamily::NvidiaWebRenderBlocked,
        nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0),
        "NVIDIA_EARLY_TESLA_AND_C67_C68", "");

    // Mesa baseline, chosen arbitrarily. Linux users are generally good about
    // updating their Mesa libraries so we don't want to arbitarily support
    // WebRender on old drivers with outstanding bugs to work around.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::All,
        nsIGfxInfo::FEATURE_WEBRENDER,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(17, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_OLD_MESA", "Mesa 17.0.0.0");

    // Mesa baseline for non-Intel/NVIDIA/ATI devices. These other devices will
    // often have less mature drivers so let's block older Mesa versions.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaNonIntelNvidiaAtiAll,
        DeviceFamily::All, nsIGfxInfo::FEATURE_WEBRENDER,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(22, 2, 0, 0), "FEATURE_FAILURE_WEBRENDER_OLD_MESA_OTHER",
        "Mesa 22.2.0.0");

    // Bug 1690568 / Bug 1393793 - Require Mesa 17.3.0+ for devices using the
    // AMD r600 driver to avoid shader compilation issues.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaR600, DeviceFamily::All,
        nsIGfxInfo::FEATURE_WEBRENDER,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(17, 3, 0, 0), "FEATURE_FAILURE_WEBRENDER_OLD_MESA_R600",
        "Mesa 17.3.0.0");

    // Disable on all ATI devices not using Mesa for now.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::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", "");

    // Disable R600 GPUs with Mesa drivers.
    // Bug 1673939 - Garbled text on RS880 GPUs with Mesa drivers.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::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",
        "https://gitlab.freedesktop.org/mesa/mesa/-/issues/3720");

    // Bug 1635186 - Poor performance with video playing in a background window
    // on XWayland. Keep in sync with FEATURE_X11_EGL below to only enable them
    // together by default. Only Mesa and Nvidia binary drivers are expected
    // on Wayland rigth now.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::XWayland, DriverVendor::MesaAll, DeviceFamily::All,
        nsIGfxInfo::FEATURE_WEBRENDER,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(21, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_BUG_1635186",
        "Mesa 21.0.0.0");

    // Bug 1815481 - Disable mesa drivers in virtual machines.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaVM, DeviceFamily::All,
        nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0),
        "FEATURE_FAILURE_WEBRENDER_MESA_VM", "");
    // Disable hardware mesa drivers in virtual machines due to instability.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaVM, DeviceFamily::All,
        nsIGfxInfo::FEATURE_WEBGL_USE_HARDWARE,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_FAILURE_WEBGL_MESA_VM", "");

    ////////////////////////////////////
    // FEATURE_WEBRENDER_COMPOSITOR
    APPEND_TO_DRIVER_BLOCKLIST(
        OperatingSystem::Linux, DeviceFamily::All,
        nsIGfxInfo::FEATURE_WEBRENDER_COMPOSITOR,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_FAILURE_WEBRENDER_COMPOSITOR_DISABLED", "");

    ////////////////////////////////////
    // FEATURE_X11_EGL
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::All,
        nsIGfxInfo::FEATURE_X11_EGL, nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION,
        DRIVER_LESS_THAN, V(17, 0, 0, 0), "FEATURE_X11_EGL_OLD_MESA",
        "Mesa 17.0.0.0");

    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_X11_EGL, nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION,
        DRIVER_LESS_THAN, V(18, 2, 0, 0), "FEATURE_X11_EGL_OLD_MESA_NOUVEAU",
        "Mesa 18.2.0.0");

    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_X11_EGL, nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION,
        DRIVER_LESS_THAN, V(470, 82, 0, 0),
        "FEATURE_ROLLOUT_X11_EGL_NVIDIA_BINARY", "470.82.0");

    // Disable on all AMD devices not using Mesa.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::AtiAll,
        nsIGfxInfo::FEATURE_X11_EGL, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0),
        "FEATURE_FAILURE_X11_EGL_NO_LINUX_ATI", "");

    ////////////////////////////////////
    // FEATURE_DMABUF
#ifdef EARLY_BETA_OR_EARLIER
    // Disabled due to high volume crash tracked in bug 1788573, fixed in the
    // 545 driver.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_DMABUF, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_LESS_THAN, V(545, 23, 6, 0), "FEATURE_FAILURE_BUG_1788573", "");
#else
    // Disabled due to high volume crash tracked in bug 1788573.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_DMABUF, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0), "FEATURE_FAILURE_BUG_1788573",
        "");
#endif

    ////////////////////////////////////
    // FEATURE_DMABUF_SURFACE_EXPORT
    // Disabled due to:
    // https://gitlab.freedesktop.org/mesa/mesa/-/issues/6666
    // https://gitlab.freedesktop.org/mesa/mesa/-/issues/6796
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::AtiAll,
        nsIGfxInfo::FEATURE_DMABUF_SURFACE_EXPORT,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_FAILURE_BROKEN_DRIVER", "");

    // Disabled due to:
    // https://gitlab.freedesktop.org/mesa/mesa/-/issues/6688
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::IntelAll,
        nsIGfxInfo::FEATURE_DMABUF_SURFACE_EXPORT,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_FAILURE_BROKEN_DRIVER", "");

    // Disabled due to:
    // https://gitlab.freedesktop.org/mesa/mesa/-/issues/6988
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::QualcommAll,
        nsIGfxInfo::FEATURE_DMABUF_SURFACE_EXPORT,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_FAILURE_BROKEN_DRIVER", "");

    ////////////////////////////////////
    // FEATURE_HARDWARE_VIDEO_DECODING
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::All,
        nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
        nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION, DRIVER_LESS_THAN,
        V(21, 0, 0, 0), "FEATURE_HARDWARE_VIDEO_DECODING_MESA",
        "Mesa 21.0.0.0");

    // Disable on all NVIDIA hardware
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::All, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_HARDWARE_VIDEO_DECODING_NO_LINUX_NVIDIA", "");

    // Disable on all AMD devices not using Mesa.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::AtiAll,
        nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_HARDWARE_VIDEO_DECODING_NO_LINUX_AMD", "");

    // Disable on r600 driver due to decoding artifacts (Bug 1824307)
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaR600, DeviceFamily::All,
        nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_HARDWARE_VIDEO_DECODING_NO_R600", "");

    // Disable on AMD devices using broken Mesa (Bug 1832080).
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::AtiAll,
        nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_LESS_THAN, V(23, 1, 1, 0),
        "FEATURE_HARDWARE_VIDEO_DECODING_AMD_DISABLE", "Mesa 23.1.1.0");

    // Disable on Release/late Beta on AMD
#if !defined(EARLY_BETA_OR_EARLIER)
    APPEND_TO_DRIVER_BLOCKLIST(OperatingSystem::Linux, DeviceFamily::AtiAll,
                               nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
                               nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
                               DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0),
                               "FEATURE_HARDWARE_VIDEO_DECODING_DISABLE", "");
#endif
    ////////////////////////////////////
    // FEATURE_HW_DECODED_VIDEO_ZERO_COPY - ALLOWLIST
    APPEND_TO_DRIVER_BLOCKLIST2(OperatingSystem::Linux, DeviceFamily::All,
                                nsIGfxInfo::FEATURE_HW_DECODED_VIDEO_ZERO_COPY,
                                nsIGfxInfo::FEATURE_ALLOW_ALWAYS,
                                DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0),
                                "FEATURE_ROLLOUT_ALL");

    // Disable on AMD devices using broken Mesa (Bug 1837138).
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::MesaAll, DeviceFamily::AtiAll,
        nsIGfxInfo::FEATURE_HW_DECODED_VIDEO_ZERO_COPY,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_LESS_THAN, V(23, 1, 1, 0),
        "FEATURE_HARDWARE_VIDEO_ZERO_COPY_LINUX_AMD_DISABLE", "Mesa 23.1.1.0");

    ////////////////////////////////////
    // FEATURE_WEBRENDER_PARTIAL_PRESENT
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::X11, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_WEBRENDER_PARTIAL_PRESENT,
        nsIGfxInfo::FEATURE_BLOCKED_DEVICE, DRIVER_COMPARISON_IGNORED,
        V(0, 0, 0, 0), "FEATURE_ROLLOUT_WR_PARTIAL_PRESENT_NVIDIA_BINARY", "");

    ////////////////////////////////////

    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::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_NOUVEAU", "");

#ifdef EARLY_BETA_OR_EARLIER
    // Disabled due to high volume crash tracked in bug 1788573, fixed in the
    // 545 driver.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_THREADSAFE_GL, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_LESS_THAN, V(545, 23, 6, 0), "FEATURE_FAILURE_BUG_1788573", "");
#else
    // Disabled due to high volume crash tracked in bug 1788573.
    APPEND_TO_DRIVER_BLOCKLIST_EXT(
        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
        WindowProtocol::All, DriverVendor::NonMesaAll, DeviceFamily::NvidiaAll,
        nsIGfxInfo::FEATURE_THREADSAFE_GL, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0), "FEATURE_FAILURE_BUG_1788573",
        "");
#endif

    // AMD R600 family does not perform well with WebRender.
    APPEND_TO_DRIVER_BLOCKLIST(
        OperatingSystem::Linux, DeviceFamily::AmdR600,
        nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
        DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0), "AMD_R600_FAMILY", "");
  }
  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 (aBlocklistVendor.Equals(GfxDriverInfo::GetDriverVendor(
                                    DriverVendor::MesaNonIntelNvidiaAtiAll),
                                nsCaseInsensitiveStringComparator)) {
      return !mVendorId.Equals("0x8086") && !mVendorId.Equals("0x10de") &&
             !mVendorId.Equals("0x1002");
    }
  }
  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 most features by default.
    if (OnlyAllowFeatureOnKnownConfig(aFeature)) {
      *aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
      aFailureId = "FEATURE_FAILURE_GLXTEST_FAILED";
    } else {
      *aStatus = nsIGfxInfo::FEATURE_STATUS_OK;
    }
    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
    if (OnlyAllowFeatureOnKnownConfig(aFeature)) {
      *aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
      aFailureId = "FEATURE_FAILURE_OPENGL_1";
    } else {
      *aStatus = nsIGfxInfo::FEATURE_STATUS_OK;
    }
    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;
  }

  if (aFeature == nsIGfxInfo::FEATURE_WEBRENDER) {
    // Don't try Webrender on devices where we are guaranteed to fail.
    if (mGLMajorVersion < 3) {
      *aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
      aFailureId = "FEATURE_FAILURE_OPENGL_LESS_THAN_3";
      return NS_OK;
    }

    // Bug 1710400: Disable Webrender on the deprecated Intel DDX driver
    for (const nsCString& driver : mDdxDrivers) {
      if (strcasestr(driver.get(), "Intel")) {
        *aStatus = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
        aFailureId = "FEATURE_FAILURE_DDX_INTEL";
        return NS_OK;
      }
    }
  }

  const struct {
    int32_t mFeature;
    int32_t mCodec;
  } kFeatureToCodecs[] = {{nsIGfxInfo::FEATURE_H264_HW_DECODE, CODEC_HW_H264},
                          {nsIGfxInfo::FEATURE_VP8_HW_DECODE, CODEC_HW_VP8},
                          {nsIGfxInfo::FEATURE_VP9_HW_DECODE, CODEC_HW_VP9},
                          {nsIGfxInfo::FEATURE_AV1_HW_DECODE, CODEC_HW_AV1}};

  for (const auto& pair : kFeatureToCodecs) {
    if (aFeature != pair.mFeature) {
      continue;
    }
    if ((mVAAPISupportedCodecs & pair.mCodec) ||
        (mV4L2SupportedCodecs & pair.mCodec)) {
      *aStatus = nsIGfxInfo::FEATURE_STATUS_OK;
    } else {
      *aStatus = nsIGfxInfo::FEATURE_BLOCKED_PLATFORM_TEST;
      aFailureId = "FEATURE_FAILURE_VIDEO_DECODING_MISSING";
    }
    return NS_OK;
  }

  auto ret = GfxInfoBase::GetFeatureStatusImpl(
      aFeature, aStatus, aSuggestedDriverVersion, aDriverInfo, aFailureId, &os);

  // Probe VA-API/V4L2 on supported devices only
  if (aFeature == nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING) {
    if (!StaticPrefs::media_hardware_video_decoding_enabled_AtStartup()) {
      return ret;
    }
    bool probeHWDecode =
        mIsAccelerated &&
        (*aStatus == nsIGfxInfo::FEATURE_STATUS_OK ||
         StaticPrefs::media_hardware_video_decoding_force_enabled_AtStartup() ||
         StaticPrefs::media_ffmpeg_vaapi_enabled_AtStartup());
    if (probeHWDecode) {
      GetDataVAAPI();
      GetDataV4L2();
    } else {
      mIsVAAPISupported = Some(false);
      mIsV4L2Supported = Some(false);
    }
    if (!mIsVAAPISupported.value() && !mIsV4L2Supported.value()) {
      *aStatus = nsIGfxInfo::FEATURE_BLOCKED_PLATFORM_TEST;
      aFailureId = "FEATURE_FAILURE_VIDEO_DECODING_TEST_FAILED";
    }
  }

  return ret;
}

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) {
    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::GetTestType(nsAString& aTestType) {
  GetData();
  AppendASCIItoUTF16(mTestType, aTestType);
  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::GetIsGPU2Active(bool* aIsGPU2Active) {
  // This is never the case, as the active GPU should be the primary GPU.
  *aIsGPU2Active = false;
  return NS_OK;
}

NS_IMETHODIMP
GfxInfo::GetDrmRenderDevice(nsACString& aDrmRenderDevice) {
  GetData();
  aDrmRenderDevice.Assign(mDrmRenderDevice);
  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;
}

#endif

}  // namespace mozilla::widget