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2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376 
 kernel/drivers/acpi/video_detect.c
....@@ -35,9 +35,6 @@
3535 #include <linux/workqueue.h>
3636 #include <acpi/video.h>
3737 
38
-ACPI_MODULE_NAME("video");
39
-#define _COMPONENT		ACPI_VIDEO_COMPONENT
40
-
4138 void acpi_video_unregister_backlight(void);
4239 
4340 static bool backlight_notifier_registered;
....@@ -112,7 +109,7 @@
112109 static const struct dmi_system_id video_detect_dmi_table[] = {
113110 	/* On Samsung X360, the BIOS will set a flag (VDRV) if generic
114111 	 * ACPI backlight device is used. This flag will definitively break
115
-	 * the backlight interface (even the vendor interface) untill next
112
+	 * the backlight interface (even the vendor interface) until next
116113 	 * reboot. It's why we should prevent video.ko from being used here
117114 	 * and we can't rely on a later call to acpi_video_unregister().
118115 	 */
....@@ -139,6 +136,22 @@
139136 	.matches = {
140137 		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
141138 		DMI_MATCH(DMI_PRODUCT_NAME, "UL30A"),
139
+		},
140
+	},
141
+	{
142
+	.callback = video_detect_force_vendor,
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+	.ident = "GIGABYTE GB-BXBT-2807",
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+	.matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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+		DMI_MATCH(DMI_PRODUCT_NAME, "GB-BXBT-2807"),
147
+		},
148
+	},
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+	{
150
+	.callback = video_detect_force_vendor,
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+	.ident = "Sony VPCEH3U1E",
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+	.matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
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+		DMI_MATCH(DMI_PRODUCT_NAME, "VPCEH3U1E"),
142155 		},
143156 	},
144157 
....@@ -173,14 +186,14 @@
173186 		DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X201s"),
174187 		},
175188 	},
176
-        {
177
-         .callback = video_detect_force_video,
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-         .ident = "ThinkPad X201T",
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-         .matches = {
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-                DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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-                DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X201T"),
182
-                },
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-        },
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+	{
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+	 .callback = video_detect_force_video,
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+	 .ident = "ThinkPad X201T",
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+	 .matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
194
+		DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X201T"),
195
+		},
196
+	},
184197 
185198 	/* The native backlight controls do not work on some older machines */
186199 	{
....@@ -304,6 +317,22 @@
304317 		},
305318 	},
306319 	{
320
+	 .callback = video_detect_force_native,
321
+	 .ident = "Lenovo E41-25",
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+	 .matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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+		DMI_MATCH(DMI_PRODUCT_NAME, "81FS"),
325
+		},
326
+	},
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+	{
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+	 .callback = video_detect_force_native,
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+	 .ident = "Lenovo E41-45",
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+	 .matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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+		DMI_MATCH(DMI_PRODUCT_NAME, "82BK"),
333
+		},
334
+	},
335
+	{
307336 	 /* https://bugzilla.redhat.com/show_bug.cgi?id=1217249 */
308337 	 .callback = video_detect_force_native,
309338 	 .ident = "Apple MacBook Pro 12,1",
....@@ -356,7 +385,185 @@
356385 		DMI_MATCH(DMI_BOARD_NAME, "BA51_MV"),
357386 		},
358387 	},
359
-
388
+	{
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+	.callback = video_detect_force_native,
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+	.ident = "ASUSTeK COMPUTER INC. GA401",
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+	.matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
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+		DMI_MATCH(DMI_PRODUCT_NAME, "GA401"),
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+		},
395
+	},
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+	{
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+	.callback = video_detect_force_native,
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+	.ident = "ASUSTeK COMPUTER INC. GA502",
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+	.matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
401
+		DMI_MATCH(DMI_PRODUCT_NAME, "GA502"),
402
+		},
403
+	},
404
+	{
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+	.callback = video_detect_force_native,
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+	.ident = "ASUSTeK COMPUTER INC. GA503",
407
+	.matches = {
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+		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
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+		DMI_MATCH(DMI_PRODUCT_NAME, "GA503"),
410
+		},
411
+	},
412
+	/*
413
+	 * Clevo NL5xRU and NL5xNU/TUXEDO Aura 15 Gen1 and Gen2 have both a
414
+	 * working native and video interface. However the default detection
415
+	 * mechanism first registers the video interface before unregistering
416
+	 * it again and switching to the native interface during boot. This
417
+	 * results in a dangling SBIOS request for backlight change for some
418
+	 * reason, causing the backlight to switch to ~2% once per boot on the
419
+	 * first power cord connect or disconnect event. Setting the native
420
+	 * interface explicitly circumvents this buggy behaviour, by avoiding
421
+	 * the unregistering process.
422
+	 */
423
+	{
424
+	.callback = video_detect_force_native,
425
+	.ident = "Clevo NL5xRU",
426
+	.matches = {
427
+		DMI_MATCH(DMI_BOARD_NAME, "NL5xRU"),
428
+		},
429
+	},
430
+	{
431
+	.callback = video_detect_force_native,
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+	.ident = "Clevo NL5xRU",
433
+	.matches = {
434
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
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+		DMI_MATCH(DMI_BOARD_NAME, "AURA1501"),
436
+		},
437
+	},
438
+	{
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+	.callback = video_detect_force_native,
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+	.ident = "Clevo NL5xRU",
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+	.matches = {
442
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
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+		DMI_MATCH(DMI_BOARD_NAME, "EDUBOOK1502"),
444
+		},
445
+	},
446
+	{
447
+	.callback = video_detect_force_native,
448
+	.ident = "Clevo NL5xNU",
449
+	.matches = {
450
+		DMI_MATCH(DMI_BOARD_NAME, "NL5xNU"),
451
+		},
452
+	},
453
+	/*
454
+	 * The TongFang PF5PU1G, PF4NU1F, PF5NU1G, and PF5LUXG/TUXEDO BA15 Gen10,
455
+	 * Pulse 14/15 Gen1, and Pulse 15 Gen2 have the same problem as the Clevo
456
+	 * NL5xRU and NL5xNU/TUXEDO Aura 15 Gen1 and Gen2. See the description
457
+	 * above.
458
+	 */
459
+	{
460
+	.callback = video_detect_force_native,
461
+	.ident = "TongFang PF5PU1G",
462
+	.matches = {
463
+		DMI_MATCH(DMI_BOARD_NAME, "PF5PU1G"),
464
+		},
465
+	},
466
+	{
467
+	.callback = video_detect_force_native,
468
+	.ident = "TongFang PF4NU1F",
469
+	.matches = {
470
+		DMI_MATCH(DMI_BOARD_NAME, "PF4NU1F"),
471
+		},
472
+	},
473
+	{
474
+	.callback = video_detect_force_native,
475
+	.ident = "TongFang PF4NU1F",
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+	.matches = {
477
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
478
+		DMI_MATCH(DMI_BOARD_NAME, "PULSE1401"),
479
+		},
480
+	},
481
+	{
482
+	.callback = video_detect_force_native,
483
+	.ident = "TongFang PF5NU1G",
484
+	.matches = {
485
+		DMI_MATCH(DMI_BOARD_NAME, "PF5NU1G"),
486
+		},
487
+	},
488
+	{
489
+	.callback = video_detect_force_native,
490
+	.ident = "TongFang PF5NU1G",
491
+	.matches = {
492
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
493
+		DMI_MATCH(DMI_BOARD_NAME, "PULSE1501"),
494
+		},
495
+	},
496
+	{
497
+	.callback = video_detect_force_native,
498
+	.ident = "TongFang PF5LUXG",
499
+	.matches = {
500
+		DMI_MATCH(DMI_BOARD_NAME, "PF5LUXG"),
501
+		},
502
+	},
503
+	/*
504
+	 * More Tongfang devices with the same issue as the Clevo NL5xRU and
505
+	 * NL5xNU/TUXEDO Aura 15 Gen1 and Gen2. See the description above.
506
+	 */
507
+	{
508
+	.callback = video_detect_force_native,
509
+	.ident = "TongFang GKxNRxx",
510
+	.matches = {
511
+		DMI_MATCH(DMI_BOARD_NAME, "GKxNRxx"),
512
+		},
513
+	},
514
+	{
515
+	.callback = video_detect_force_native,
516
+	.ident = "TongFang GKxNRxx",
517
+	.matches = {
518
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
519
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1501A1650TI"),
520
+		},
521
+	},
522
+	{
523
+	.callback = video_detect_force_native,
524
+	.ident = "TongFang GKxNRxx",
525
+	.matches = {
526
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
527
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1501A2060"),
528
+		},
529
+	},
530
+	{
531
+	.callback = video_detect_force_native,
532
+	.ident = "TongFang GKxNRxx",
533
+	.matches = {
534
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
535
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1701A1650TI"),
536
+		},
537
+	},
538
+	{
539
+	.callback = video_detect_force_native,
540
+	.ident = "TongFang GKxNRxx",
541
+	.matches = {
542
+		DMI_MATCH(DMI_SYS_VENDOR, "TUXEDO"),
543
+		DMI_MATCH(DMI_BOARD_NAME, "POLARIS1701A2060"),
544
+		},
545
+	},
546
+	{
547
+	.callback = video_detect_force_native,
548
+	.ident = "TongFang GMxNGxx",
549
+	.matches = {
550
+		DMI_MATCH(DMI_BOARD_NAME, "GMxNGxx"),
551
+		},
552
+	},
553
+	{
554
+	.callback = video_detect_force_native,
555
+	.ident = "TongFang GMxZGxx",
556
+	.matches = {
557
+		DMI_MATCH(DMI_BOARD_NAME, "GMxZGxx"),
558
+		},
559
+	},
560
+	{
561
+	.callback = video_detect_force_native,
562
+	.ident = "TongFang GMxRGxx",
563
+	.matches = {
564
+		DMI_MATCH(DMI_BOARD_NAME, "GMxRGxx"),
565
+		},
566
+	},
360567 	/*
361568 	 * Desktops which falsely report a backlight and which our heuristics
362569 	 * for this do not catch.