The hfi1_rcvctrl() function receives an index which it then converts
to an rcd.  Since most functions have the rcd, use that instead.
Reviewed-by: NMike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: NSebastian Sanchez <sebastian.sanchez@intel.com>
Signed-off-by: NMichael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: NDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: NDoug Ledford <dledford@redhat.com>