From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg Kroah-Hartman Subject: [ 192/262] drm: Add EDID_QUIRK_FORCE_REDUCED_BLANKING for ASUS VW222S Date: Fri, 28 Sep 2012 11:52:01 -0700 Message-ID: <20120928183020.741351559@linuxfoundation.org> References: <20120928182957.993484211@linuxfoundation.org> Return-path: In-Reply-To: <20120928182957.993484211@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg KH , alan@lxorguk.ukuu.org.uk, Paul Menzel , dri-devel@lists.freedesktop.org, Adam Jackson , Ian Pilcher , Dave Airlie List-Id: dri-devel@lists.freedesktop.org From: Greg KH 3.5-stable review patch. If anyone has any objections, please let me know. ------------------ From: Paul Menzel 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 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 Cc: Cc: Adam Jackson Cc: Ian Pilcher Signed-off-by: Dave Airlie Signed-off-by: Greg Kroah-Hartman --- 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 */