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authorAlex Hung <alex.hung@amd.com>2025-10-16 20:08:10 -0600
committerAlex Deucher <alexander.deucher@amd.com>2025-10-28 09:58:28 -0400
commit99441824bec63549a076cd86631d138ec9a0c71c (patch)
tree72f74db2bf1f744301b88551e549723ae83b3902 /drivers/gpu/drm/amd/display
parent48d6be05f540233a72c954777ede1c60b9094386 (diff)
drm/amd/display: Add HDR workaround for a specific eDP
[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>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
index fe100e4c9801..cc21337a182f 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
@@ -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;