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From bd9c6b3a4d726a3f83ac6d8cf7211eddbc28f25a Mon Sep 17 00:00:00 2001
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From: Adam Jackson <ajax@redhat.com>
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Date: Tue, 14 Oct 2008 14:04:01 -0400
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Subject: [PATCH] EDID: Catch even more cases of encoding aspect as size.
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Very cute, Samsung, not only do you claim to be 16cm by 9cm in the
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global size record, you also claim to be 160mm by 90mm in the detailed
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timings. Grrr.
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---
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hw/xfree86/ddc/interpret_edid.c | 10 +++++++---
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1 files changed, 7 insertions(+), 3 deletions(-)
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diff --git a/hw/xfree86/ddc/interpret_edid.c b/hw/xfree86/ddc/interpret_edid.c
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index 3596e87..fbb17b1 100644
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--- a/hw/xfree86/ddc/interpret_edid.c
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+++ b/hw/xfree86/ddc/interpret_edid.c
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@@ -115,12 +115,16 @@ handle_edid_quirks(xf86MonPtr m)
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}
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}
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- if (real_hsize && real_vsize) {
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+ if (!real_hsize || !real_vsize) {
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+ m->features.hsize = m->features.vsize = 0;
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+ } else if ((m->features.hsize * 10 == real_hsize) &&
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+ (m->features.vsize * 10 == real_vsize)) {
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+ /* exact match is just unlikely, should do a better check though */
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+ m->features.hsize = m->features.vsize = 0;
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+ } else {
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/* convert mm to cm */
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m->features.hsize = (real_hsize + 5) / 10;
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m->features.vsize = (real_vsize + 5) / 10;
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- } else {
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- m->features.hsize = m->features.vsize = 0;
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}
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xf86Msg(X_INFO, "Quirked EDID physical size to %dx%d cm\n",
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--
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1.6.0.1
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