From: Smelov Andrey <xor29a@bk.ru>
Date: Tue, 20 Sep 2011 16:16:10 +0000 (-0700)
Subject: Platform: samsung_laptop: samsung backlight for R528/R728
X-Git-Tag: firefly_0821_release~7541^2~2491
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=472806574215cfc649b3619b2047785fe2897b58;p=firefly-linux-kernel-4.4.55.git

Platform: samsung_laptop: samsung backlight for R528/R728

commit 093ed561648d43263c009ea88abab21a31cd4f1d upstream.

patch works for me, but I need to add "acpi_backlight=vendor" to kernel
params

Signed-off-by: Smelov Andrey <xor29a@bk.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
---

diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index 618cd4ec162f..ffa7008d0c98 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -694,6 +694,15 @@ static struct dmi_system_id __initdata samsung_dmi_table[] = {
 		},
 		.callback = dmi_check_cb,
 	},
+	{
+		.ident = "R528/R728",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "R528/R728"),
+			DMI_MATCH(DMI_BOARD_NAME, "R528/R728"),
+		},
+		.callback = dmi_check_cb,
+	},
 	{ },
 };
 MODULE_DEVICE_TABLE(dmi, samsung_dmi_table);