drm/i915: Add HP nx9020/SamsungSX20S to ACPI LID quirk list

The HP comaq nx9020/Samsung SX20S laptop always report that the LID status is
closed and we can't use it reliabily for LVDS detection. So add the two boxes
into the quirk list.

http://bugzilla.kernel.org/show_bug.cgi?id=14957
http://bugzilla.kernel.org/show_bug.cgi?id=14554

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>

drivers/gpu/drm/i915/intel_lvds.c

@@ -601,6 +601,20 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
 
 /* Some lid devices report incorrect lid status, assume they're connected */
 static const struct dmi_system_id bad_lid_status[] = {
+	{
+		.ident = "Compaq nx9020",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+			DMI_MATCH(DMI_BOARD_NAME, "3084"),
+		},
+	},
+	{
+		.ident = "Samsung SX20S",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Phoenix Technologies LTD"),
+			DMI_MATCH(DMI_BOARD_NAME, "SX20S"),
+		},
+	},
 	{
 		.ident = "Aspire One",
 		.matches = {