From: Alex Deucher <alexander.deuc...@amd.com> 1440x900 (native) monitor contains a bogus 1400x1050 at 75Hz mode in the standard timings and fails to flag the first detailed mode as preferred. As such, X picks 1400x1050 at 75Hz which fails to display.
Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=59211 Signed-off-by: Alex Deucher <alexander.deucher at amd.com> Cc: stable at 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
