Some X550 devices can connect at 2.5Gbps during fail-over, but only
with certain link partners. Also setting the advertised speed will
not work so we do not report it as supported to avoid confusion.
Signed-off-by: NEmil Tantilov <emil.s.tantilov@intel.com>
Tested-by: NPhil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>