samsung-laptop: Samsung R410P backlight driver

Here's a trivial patch which adds support to the backlight device found
in Samsung R410 Plus laptops.

Signed-off-by: Alberto Mardegan <mardy@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
[mmarek: cherry-picked from staging commit d542f180]
Signed-off-by: Michal Marek <mmarek@suse.cz>
Signed-off-by: Matthew Garrett <mjg@redhat.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index 11a3fe29cf0e..39f30ff090ab 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -571,6 +571,16 @@ static struct dmi_system_id __initdata samsung_dmi_table[] = {
                 .callback = dmi_check_cb,
         },
         {
+                .ident = "R410 Plus",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR,
+                                        "SAMSUNG ELECTRONICS CO., LTD."),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "R410P"),
+                        DMI_MATCH(DMI_BOARD_NAME, "R460"),
+                },
+                .callback = dmi_check_cb,
+        },
+        {
                 .ident = "R518",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR,