On Mon, Oct 9, 2017 at 1:05 AM, Simon Horman <simon.hor...@netronome.com> wrote: > On Fri, Oct 06, 2017 at 08:34:59AM -0700, Tom Herbert wrote: >> Simon, >> >> Maybe a bit off topic, but I had the impression netronome would >> support BPF so that filters could be programmed for arbitrary >> protocols and fields. Is that true? If so, what is the relationship >> between that functionality and these patches? > > Hi Tom, > > you are correct in thinking that Netronome is supporting BPF offload > in its nfp driver. That support continues to be enhanced and supported. > > This patch-set relates to a different set of functionality, offload of the > TC flower classifier. At this point there is no relationship between the > two sets of functionality and they cannot be used at the same time; > different firmware images are required and the driver initiates itself > according to the firmware loaded. > > In future it may be possible to use both BPF and TC flower offloads at the > same time but that is not the case at this time. > > Does that answer your question?
Yes... A couple of follow up questions. If someone uses tc-bpf would that be offloaded to nfp? Is there anything that TC flower offloads can do that the BPF solution can't do? Thanks, Tom
