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Message-Id: <20210419073917.157722-1-luke@ljones.dev>
Date: Mon, 19 Apr 2021 19:39:17 +1200
From: "Luke D. Jones" <luke@...nes.dev>
To: rjw@...ysocki.net
Cc: lenb@...nel.org, linux-acpi@...r.kernel.org,
linux-kernel@...r.kernel.org, Luke D Jones <luke@...nes.dev>
Subject: [PATCH 1/3] ACPI: video: use native backlight for GA401/GA502/GA503
From: Luke D Jones <luke@...nes.dev>
Force backlight control in these models to use the native interface
at /sys/class/backlight/amdgpu_bl0.
Signed-off-by: Luke D. Jones <luke@...nes.dev>
---
drivers/acpi/video_detect.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 811d298637cb..bae08bd98817 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -384,6 +384,30 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_BOARD_NAME, "BA51_MV"),
},
},
+ {
+ .callback = video_detect_force_native,
+ .ident = "ASUSTeK COMPUTER INC. GA401",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GA401"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "ASUSTeK COMPUTER INC. GA502",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GA502"),
+ },
+ },
+ {
+ .callback = video_detect_force_native,
+ .ident = "ASUSTeK COMPUTER INC. GA503",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GA503"),
+ },
+ },
/*
* Desktops which falsely report a backlight and which our heuristics
--
2.31.1
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