From 53870cf03faefa1f0d77fbc366db87d5beda203c Mon Sep 17 00:00:00 2001 From: Aaron Ma Date: Mon, 16 Dec 2019 17:55:12 +0800 Subject: ACPI: video: Use native backlight on Lenovo E41-25/45 ACPI backlight control doesn't work on 2 Lenovo E41 laptops. So force to use native backlight control on them. Signed-off-by: Aaron Ma Signed-off-by: Rafael J. Wysocki --- drivers/acpi/video_detect.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers/acpi/video_detect.c') diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 31014c7d3793..13ce1bb9facf 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -302,6 +302,22 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "102434U"), }, }, + { + .callback = video_detect_force_native, + .ident = "Lenovo E41-25", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "81FS"), + }, + }, + { + .callback = video_detect_force_native, + .ident = "Lenovo E41-45", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82BK"), + }, + }, { /* https://bugzilla.redhat.com/show_bug.cgi?id=1217249 */ .callback = video_detect_force_native, -- cgit v1.2.3-70-g09d2