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>

diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index f4b4aa2..5041590 100644 (file)
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -602,6 +602,20 @@ 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 = {
                        DMI_MATCH(DMI_SYS_VENDOR, "Acer"),