drm_dp_mst_allocate_vcpi
ret = drm_dp_mst_allocate_vcpi(mst_mgr, mst_port, pbn, slots);
EXPORT_SYMBOL(drm_dp_mst_allocate_vcpi);
ret = drm_dp_mst_allocate_vcpi(&intel_dp->mst_mgr,
bool drm_dp_mst_allocate_vcpi(struct drm_dp_mst_topology_mgr *mgr,
ret = drm_dp_mst_allocate_vcpi(&radeon_connector->mst_port->mst_mgr,