> > +For information describing the SFP cage in DT, please see the binding > > +documentation in the kernel source tree > > +``Documentation/devicetree/bindings/net/sff,sfp.txt`` > oh, so SFP means "Small Form-factor Pluggable". > > I see that this source file: > ./drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c:1902: > > seems to imply that SFP means "single function per port (SFP) mode": Hi Randy rfc5513 might be relevant. Andrew