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[1/2] ACPI: video: Add backlight=native DMI quirk for HP Pavilion g6-1d80nr

Message ID 20230119163744.548749-2-hdegoede@redhat.com (mailing list archive)
State New, archived
Headers show
Series ACPI: video: More backlight quirks | expand

Commit Message

Hans de Goede Jan. 19, 2023, 4:37 p.m. UTC
The HP Pavilion g6-1d80nr predates Windows 8, so it defaults to using
acpi_video# for backlight control, but this is non functional on
this model.

Add a DMI quirk to use the native backlight interface which does
work properly.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/acpi/video_detect.c | 9 +++++++++
 1 file changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index fb526ba8825b..c660dd6f896e 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -618,6 +618,15 @@  static const struct dmi_system_id video_detect_dmi_table[] = {
 		DMI_MATCH(DMI_PRODUCT_NAME, "UX303UB"),
 		},
 	},
+	{
+	 .callback = video_detect_force_native,
+	 /* HP Pavilion g6-1d80nr / B4U19UA */
+	 .matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion g6 Notebook PC"),
+		DMI_MATCH(DMI_PRODUCT_SKU, "B4U19UA"),
+		},
+	},
 	{
 	 .callback = video_detect_force_native,
 	 /* Samsung N150P */