From: zaverel <zaverel@free.fr>
To: dri-devel@lists.freedesktop.org
Subject: [Bug 38364 ] - Ignoring invalid EDID block 1 do entire edid is invalid and not just block 1
Date: Tue, 28 Jun 2011 15:33:57 +0200 [thread overview]
Message-ID: <4E09D845.2060301@free.fr> (raw)
Hello
I just change from nvidia (nouveau) to ati (radeon)
for some reasons of noise .
And it's the same probleme with wrong edid block 1.
My tweak of drm_edid.c work again whatever it's nouveau or radeon
but again , i don't know if it's safe.
--- drm_edid.c 2011-06-10 22:37:36.605848000 +0200
+++ linux/drivers/gpu/drm/drm_edid.c 2011-06-13 13:04:43.136786102 +0200
@@ -292,7 +292,7 @@
block + (valid_extensions + 1) * EDID_LENGTH,
j, EDID_LENGTH))
goto out;
- if (drm_edid_block_valid(block + (valid_extensions + 1) *
EDID_LENGTH)) {
+ if (drm_edid_block_valid(block + (valid_extensions + 0) *
EDID_LENGTH)) {
valid_extensions++;
break;
}
log with my tweak (linux-gentoo-2.6.39-r2)
...
coretemp coretemp.2: TjMax is 97 C.
coretemp coretemp.3: TjMax is 97 C.
w83627ehf: Found W83667HG chip at 0x290
[drm:drm_edid_block_valid] *ERROR* Raw EDID:
<3>00 00 00 ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
radeon 0000:02:00.0: VGA-1: EDID invalid.
[drm:drm_edid_block_valid] *ERROR* Raw EDID:
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 7f ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
<3>ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
radeon 0000:02:00.0: VGA-1: EDID invalid.
[drm] force priority to high
[drm] force priority to high
[drm] force priority to high
EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro,commit=0
[drm:drm_edid_block_valid] *ERROR* Raw EDID:
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
radeon 0000:02:00.0: VGA-1: EDID invalid.
[drm:drm_edid_block_valid] *ERROR* Raw EDID:
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
<3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
radeon 0000:02:00.0: VGA-1: EDID invalid.
next reply other threads:[~2011-06-28 13:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-28 13:33 zaverel [this message]
-- strict thread matches above, loose matches on Subject: below --
2011-06-16 10:50 [Bug 38364 ] - Ignoring invalid EDID block 1 do entire edid is invalid and not just block 1 zaverel
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