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ACPI: video: use native backlight for GA401/GA502/GA503

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[ Upstream commit 2dfbacc65d1d2eae587ccb6b93f6280542641858 ]

Force backlight control in these models to use the native interface
at /sys/class/backlight/amdgpu_bl0.

Signed-off-by: Luke D. Jones <luke@ljones.dev>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Luke D Jones 2021-04-19 19:39:17 +12:00 committed by Greg Kroah-Hartman
parent 83653ace03
commit 51b7499cec
1 changed files with 24 additions and 0 deletions
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24
drivers/acpi/video_detect.c
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@ -385,6 +385,30 @@ 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