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drm/amd/display: Add HDR workaround for a specific eDP

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[WHY & HOW]
Some eDP panels suffer from flicking when HDR is enabled in KDE or
Gnome.

This add another quirk to worksaround to skip VSC that is incompatible
with an eDP panel.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/4452
Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Hung 2025-10-16 20:08:10 -06:00 committed by Alex Deucher
parent 48d6be05f5
commit 99441824be
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
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@ -83,6 +83,7 @@ static void apply_edid_quirks(struct drm_device *dev, struct edid *edid, struct
edid_caps->panel_patch.remove_sink_ext_caps = true;
break;
case drm_edid_encode_panel_id('S', 'D', 'C', 0x4154):
case drm_edid_encode_panel_id('S', 'D', 'C', 0x4171):
drm_dbg_driver(dev, "Disabling VSC on monitor with panel id %X\n", panel_id);
edid_caps->panel_patch.disable_colorimetry = true;
break;