ACPI / video: Add use_native_backlight quirk for HP ProBook 4540s

As reported here:
https://bugzilla.redhat.com/show_bug.cgi?id=1025690
This is yet another model which needs this quirk.

Link: https://bugzilla.redhat.com/show_bug.cgi?id=1025690
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 29649c1..350d52a 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -581,6 +581,14 @@
 	},
 	{
 	.callback = video_set_use_native_backlight,
+	.ident = "HP ProBook 4540s",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_VERSION, "HP ProBook 4540s"),
+		},
+	},
+	{
+	.callback = video_set_use_native_backlight,
 	.ident = "HP ProBook 2013 models",
 	.matches = {
 		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),