Merge back earlier 'acpi-video' material.
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index adbfe39..cd43892 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -474,14 +474,6 @@
 	},
 	{
 	 .callback = video_set_use_native_backlight,
-	 .ident = "ThinkPad T530",
-	 .matches = {
-		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
-		DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T530"),
-		},
-	},
-	{
-	.callback = video_set_use_native_backlight,
 	.ident = "ThinkPad X1 Carbon",
 	.matches = {
 		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
@@ -509,7 +501,7 @@
 	 .ident = "Dell Inspiron 7520",
 	 .matches = {
 		DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
-		DMI_MATCH(DMI_PRODUCT_VERSION, "Inspiron 7520"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7520"),
 		},
 	},
 	{