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From: denis <den.demchenko@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: Denis Demchenko <den.demchenko@gmail.com>
Subject: [PATCH] drm/edid: Add quirk for YUK monitor 0xaa01
Date: Wed,  1 Apr 2026 06:42:38 +0200	[thread overview]
Message-ID: <20260401044238.15201-1-den.demchenko@gmail.com> (raw)

From: Denis Demchenko <den.demchenko@gmail.com>

This monitor results in a black screen with amdgpu unless
EDID_QUIRK_FORCE_8BPC is applied.

Add a quirk to force 8bpc which fixes the issue.

Signed-off-by: Denis Demchenko <den.demchenko@gmail.com>
---
 drivers/gpu/drm/drm_edid.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index ff432ac6b..b533eb74e 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -253,6 +253,9 @@ static const struct edid_quirk {
 	/* LQ116M1JW10 displays noise when 8 bpc, but display fine as 6 bpc */
 	EDID_QUIRK('S', 'H', 'P', 0x154c, BIT(EDID_QUIRK_FORCE_6BPC)),
 
+	/* YUK */
+	EDID_QUIRK('Y', 'U', 'K', 0xaa01, EDID_QUIRK_FORCE_8BPC),
+
 	/*
 	 * @drm_edid_internal_quirk entries end here, following with the
 	 * @drm_edid_quirk entries.
-- 
2.43.0


             reply	other threads:[~2026-04-03  8:59 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-01  4:42 denis [this message]
2026-04-07  7:51 ` [PATCH] drm/edid: Add quirk for YUK monitor 0xaa01 Jani Nikula
2026-04-08 13:06   ` Denis Demchenko
2026-04-08 13:22     ` Jani Nikula

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