[ 3.5.y.z extended stable ] Patch "i915: Quirk no_lvds on Gigabyte GA-D525TUD ITX" has been added to staging queue

Herton Ronaldo Krzesinski herton.krzesinski at canonical.com
Thu Dec 13 04:46:18 UTC 2012

This is a note to let you know that I have just added a patch titled

    i915: Quirk no_lvds on Gigabyte GA-D525TUD ITX

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:


If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see



>From d301555431403014cfa90048487162e8578f7422 Mon Sep 17 00:00:00 2001
From: Calvin Walton <calvin.walton at kepstin.ca>
Date: Fri, 24 Aug 2012 07:56:31 -0400
Subject: [PATCH 11/20] i915: Quirk no_lvds on Gigabyte GA-D525TUD ITX

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 at kepstin.ca>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski at canonical.com>
 drivers/gpu/drm/i915/intel_lvds.c |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 9393860..7af9258 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -785,6 +785,14 @@ static const struct dmi_system_id intel_no_lvds[] = {
+	{
+		.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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