Commit 7d0b9349 authored Dec 22, 2014 by Aaron Lu Committed by Rafael J. Wysocki Dec 22, 2014

ACPI / video: Add some Samsung models to disable_native_backlight list

Several Samsung laptop models (SAMSUNG 870Z5E/880Z5E/680Z5E and
SAMSUNG 370R4E/370R4V/370R5E/3570RE/370R5V) do not have a working
native backlight control interface so restore their acpi_videoX
interface.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=84221
Link: https://bugzilla.kernel.org/show_bug.cgi?id=84651


For SAMSUNG 870Z5E/880Z5E/680Z5E:
Reported-and-tested-by: Brent Saner <brent.saner@gmail.com>
Reported-by: Vitaliy Filippov <vitalif@yourcmc.ru>
Reported-by: Laszlo KREKACS <laszlo.krekacs.list@gmail.com>
For SAMSUNG 370R4E/370R4V/370R5E/3570RE/370R5V:
Reported-by: Vladimir Perepechin <vovochka13@gmail.com>
Cc: 3.17+ <stable@vger.kernel.org> # 3.17+
Signed-off-by: Aaron Lu <aaron.lu@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

parent 97bf6af1

drivers/acpi/video.c

+17 −0

Original line number	Diff line number	Diff line
		@@ -505,6 +505,23 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
		DMI_MATCH(DMI_PRODUCT_NAME, "HP ENVY 15 Notebook PC"),
		},
		},

		{
		.callback = video_disable_native_backlight,
		.ident = "SAMSUNG 870Z5E/880Z5E/680Z5E",
		.matches = {
		DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
		DMI_MATCH(DMI_PRODUCT_NAME, "870Z5E/880Z5E/680Z5E"),
		},
		},
		{
		.callback = video_disable_native_backlight,
		.ident = "SAMSUNG 370R4E/370R4V/370R5E/3570RE/370R5V",
		.matches = {
		DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
		DMI_MATCH(DMI_PRODUCT_NAME, "370R4E/370R4V/370R5E/3570RE/370R5V"),
		},
		},
		{}
		};

Admin message