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

commit 40f33a92100f4d9b6e85ad642100cfe42d7ff57d upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 0e0e4b47a7d0e91e9007356935d1b48790516487..7b1908bacf84efe70531abf68e5a534e4c36db22 100644 (file)
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/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 = {