linux-kernel - [PATCH v2] drm/amd/display: Enable colorspace property for MST connectors

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Date: Wed, 8 May 2024 16:45:35 -0500
From: Mario Limonciello <mario.limonciello@....com>
To: <dri-devel@...ts.freedesktop.org>, Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>,
	Daniel Vetter <daniel@...ll.ch>
CC: <linux-kernel@...r.kernel.org>, <amd-gfx@...ts.freedesktop.org>,
	"Aurabindo Pillai" <aurabindo.pillai@....com>, Daniel Wheeler
	<daniel.wheeler@....com>, Fangzhi Zuo <jerry.zuo@....com>, Mario Limonciello
	<mario.limonciello@....com>, Ville Syrjälä
	<ville.syrjala@...ux.intel.com>, Tyler Schneider <tyler.schneider@....com>
Subject: [PATCH v2] drm/amd/display: Enable colorspace property for MST connectors

MST colorspace property support was disabled due to a series of warnings
that came up when the device was plugged in since the properties weren't
made at device creation. Create the properties in advance instead.

Suggested-by: Ville Syrjälä <ville.syrjala@...ux.intel.com>
Fixes: 69a959610229 ("drm/amd/display: Temporary Disable MST DP Colorspace Property").
Reported-and-tested-by: Tyler Schneider <tyler.schneider@....com>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3353
Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index 941e96f100f4..12b036d511d0 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -613,6 +613,9 @@ dm_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
 		&connector->base,
 		dev->mode_config.tile_property,
 		0);
+	connector->colorspace_property = master->base.colorspace_property;
+	if (connector->colorspace_property)
+		drm_connector_attach_colorspace_property(connector);
 
 	drm_connector_set_path_property(connector, pathprop);
 
-- 
2.43.0