[WHY] If no repeaters are found, we do not need or want to attempt to link-train repeaters, as this could cause bugs. Signed-off-by: Wesley Chalmers <Wesley.Chalmers@amd.com> Acked-by: Bindu Ramamurthy <bindur12@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>