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authorHans de Goede <hdegoede@redhat.com>2020-03-31 15:36:23 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2020-04-01 12:18:31 +0300
commit1c8fbc1f9bfb804ef2f0d4ee9397ab800e33f23a (patch)
tree27531cf18a1152cd66efbfbc99c7a07ec7da748a /drivers/acpi
parent5fd769c2bf115c23670acbc54875717b177c7e0e (diff)
downloadlinux-1c8fbc1f9bfb804ef2f0d4ee9397ab800e33f23a.tar.xz
ACPI: video: Use native backlight on Acer Aspire 5783z
The Acer Aspire 5783z shipped with Windows 7 and as such does not trigger our "win8 ready" heuristic for prefering the native backlight interface. Still ACPI backlight control doesn't work on this model, where as the native (intel_video) backlight interface does work. Add a quirk to force using native backlight control on this model. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/video_detect.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 419f814d596a..b4994e50608d 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -352,6 +352,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "Precision 7510"),
},
},
+ {
+ .callback = video_detect_force_native,
+ .ident = "Acer Aspire 5738z",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"),
+ DMI_MATCH(DMI_BOARD_NAME, "JV50"),
+ },
+ },
/*
* Desktops which falsely report a backlight and which our heuristics