[ 09/11] i915: Quirk no_lvds on Gigabyte GA-D525TUD ITX motherboard

From: Greg Kroah-Hartman
Date: Thu Dec 06 2012 - 19:58:56 EST

3.0-stable review patch. If anyone has any objections, please let me know.


From: Calvin Walton <calvin.walton@xxxxxxxxxx>

commit a51d4ed01e5bb39d2cf36a12f9976ab08872c192 upstream.

This board is incorrectly detected as having an LVDS connector,
resulting in the VGA output (the only available output on the board)
showing the console only in the top-left 1024x768 pixels, and an extra
LVDS connector appearing in X.

It's a desktop Mini-ITX board using an Atom D525 CPU with an NM10

I've had this board for about a year, but this is the first time I
noticed the issue because I've been running it headless for most of its

Signed-off-by: Calvin Walton <calvin.walton@xxxxxxxxxx>
Signed-off-by: Peter Huewe <peterhuewe@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

drivers/gpu/drm/i915/intel_lvds.c | 8 ++++++++
1 file changed, 8 insertions(+)

--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -759,6 +759,14 @@ static const struct dmi_system_id intel_
+ {
+ .callback = intel_no_lvds_dmi_callback,
+ .ident = "Gigabyte GA-D525TUD",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."),
+ },
+ },

{ } /* terminating entry */

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