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From: Chenyu Chen <chen-yu.chen@amd.com>
To: <amd-gfx@lists.freedesktop.org>, <dri-devel@lists.freedesktop.org>
Cc: Harry Wentland <harry.wentland@amd.com>,
	Leo Li <sunpeng.li@amd.com>, "Ray Wu" <Ray.Wu@amd.com>,
	Limonciello Mario <Mario.Limonciello@amd.com>,
	"Jani Nikula" <jani.nikula@intel.com>,
	Chenyu Chen <chen-yu.chen@amd.com>
Subject: [PATCH 0/2] drm: detect panel type from DisplayID 2.x
Date: Thu, 14 May 2026 14:54:19 +0800	[thread overview]
Message-ID: <20260514065606.1151834-1-chen-yu.chen@amd.com> (raw)

Parse the Display Device Technology field from the DisplayID v2.x
Display Parameters Data Block to identify LCD and OLED panels, and
wire it into amdgpu_dm as a fallback for panel type detection.

Chenyu Chen (2):
  drm/edid: parse panel type from DisplayID 2.x Display Parameters block
  drm/amd/display: use DisplayID panel type in dm_set_panel_type

 .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 12 ++--
 drivers/gpu/drm/drm_displayid_internal.h      | 25 ++++++++
 drivers/gpu/drm/drm_edid.c                    | 61 +++++++++++++++----
 include/drm/drm_connector.h                   |  6 ++
 include/uapi/drm/drm_mode.h                   |  1 +
 5 files changed, 89 insertions(+), 16 deletions(-)

-- 
2.43.0


             reply	other threads:[~2026-05-14  6:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-14  6:54 Chenyu Chen [this message]
2026-05-14  6:54 ` [PATCH 1/2] drm/edid: parse panel type from DisplayID 2.x Display Parameters block Chenyu Chen
2026-05-15  8:23   ` Jani Nikula
2026-05-14  6:54 ` [PATCH 2/2] drm/amd/display: use DisplayID panel type in dm_set_panel_type Chenyu Chen

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