Attachment 73095 Details for Bug 59211 – possible fix

[patch] possible fix

0001-drm-edid-add-quirk-for-Acer-19-display-AL1917WA.patch (text/plain), 1.14 KB, created by Alex Deucher on 2013-01-15 14:41:39 UTC

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Creator: Alex Deucher

Created: 2013-01-15 14:41:39 UTC

Size: 1.14 KB

patch

obsolete

>From ef56a5af3f39690960db224e3b2318ba7bad14ef Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexander.deucher@amd.com>
>Date: Tue, 15 Jan 2013 09:36:21 -0500
>Subject: [PATCH] drm/edid: add quirk for Acer 19" display AL1917WA
>
>1440x900 (native) monitor contains a bogus 1400x1050@75Hz
>mode in the standard timings and fails to flag the first
>detailed mode as preferred.  As such, X picks 1400x1050@75Hz
>which fails to display.
>
>Fixes:
>https://bugs.freedesktop.org/show_bug.cgi?id=59211
>
>Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>Cc: stable@vger.kernel.org
>---
> drivers/gpu/drm/drm_edid.c |    2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
>diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
>index 5a3770f..aad38b6 100644
>--- a/drivers/gpu/drm/drm_edid.c
>+++ b/drivers/gpu/drm/drm_edid.c
>@@ -96,6 +96,8 @@ static struct edid_quirk {
> 	{ "API", 0x7602, EDID_QUIRK_PREFER_LARGE_60 },
> 	/* Unknown Acer */
> 	{ "ACR", 2423, EDID_QUIRK_FIRST_DETAILED_PREFERRED },
>+	/* Acer AL1917WA */
>+	{ "ACR", 0xad87, EDID_QUIRK_FIRST_DETAILED_PREFERRED },
> 
> 	/* Belinea 10 15 55 */
> 	{ "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 },
>-- 
>1.7.7.5
>

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Attachments on bug 59211: 72799 | 72809 | 72919 | 72921 | 72922 | 73095

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