Patch "drm: Add EDID_QUIRK_FORCE_REDUCED_BLANKING for ASUS VW222S" has been added to the 3.5-stable tree

gregkh at linuxfoundation.org gregkh at linuxfoundation.org
Wed Sep 26 16:33:23 PDT 2012


This is a note to let you know that I've just added the patch titled

    drm: Add EDID_QUIRK_FORCE_REDUCED_BLANKING for ASUS VW222S

to the 3.5-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-add-edid_quirk_force_reduced_blanking-for-asus-vw222s.patch
and it can be found in the queue-3.5 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable at vger.kernel.org> know about it.


>From 6f33814bd4d9cfe76033a31b1c0c76c960cd8e4b Mon Sep 17 00:00:00 2001
From: Paul Menzel <paulepanter at users.sourceforge.net>
Date: Wed, 8 Aug 2012 23:12:19 +0200
Subject: drm: Add EDID_QUIRK_FORCE_REDUCED_BLANKING for ASUS VW222S

From: Paul Menzel <paulepanter at users.sourceforge.net>

commit 6f33814bd4d9cfe76033a31b1c0c76c960cd8e4b upstream.

Connecting an ASUS VW222S [1] over VGA a garbled screen is shown with
vertical stripes in the top half.

In commit bc42aabc [2]

        commit bc42aabc6a01b92b0f961d65671564e0e1cd7592
        Author: Adam Jackson <ajax at redhat.com>
        Date:   Wed May 23 16:26:54 2012 -0400

            drm/edid/quirks: ViewSonic VA2026w

Adam Jackson added the quirk `EDID_QUIRK_FORCE_REDUCED_BLANKING` which
is also needed for this ASUS monitor.

All log files and output from `xrandr` is included in the referenced
Bugzilla report #17629.

Please note that this monitor only has a VGA (D-Sub) connector [1].

[1] http://www.asus.com/Display/LCD_Monitors/VW222S/
[2] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commit;h=bc42aabc6a01b92b0f961d65671564e0e1cd7592

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=17629
Signed-off-by: Paul Menzel <paulepanter at users.sourceforge.net>
Cc: <dri-devel at lists.freedesktop.org>
Cc: Adam Jackson <ajax at redhat.com>
Cc: Ian Pilcher <arequipeno at gmail.com>
Signed-off-by: Dave Airlie <airlied at redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

---
 drivers/gpu/drm/drm_edid.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -87,6 +87,9 @@ static struct edid_quirk {
 	int product_id;
 	u32 quirks;
 } edid_quirk_list[] = {
+	/* ASUS VW222S */
+	{ "ACI", 0x22a2, EDID_QUIRK_FORCE_REDUCED_BLANKING },
+
 	/* Acer AL1706 */
 	{ "ACR", 44358, EDID_QUIRK_PREFER_LARGE_60 },
 	/* Acer F51 */


Patches currently in stable-queue which might be from paulepanter at users.sourceforge.net are

queue-3.5/drm-add-edid_quirk_force_reduced_blanking-for-asus-vw222s.patch


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