diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_mst.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index f52cdd4ca877..2c5ac3dd647f 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -536,7 +536,15 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo intel_attach_force_audio_property(connector); intel_attach_broadcast_rgb_property(connector); - drm_connector_attach_max_bpc_property(connector, 6, 12); + + /* + * Reuse the prop from the SST connector because we're + * not allowed to create new props after device registration. + */ + connector->max_bpc_property = + intel_dp->attached_connector->base.max_bpc_property; + if (connector->max_bpc_property) + drm_connector_attach_max_bpc_property(connector, 6, 12); return connector; |