netdev - Re: [PATCH net-next v2 9/9] nfp: add control message passing capabilities to flower offloads

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Date:   Thu, 29 Jun 2017 17:30:14 +0200
From:   Simon Horman <simon.horman@...ronome.com>
To:     Or Gerlitz <gerlitz.or@...il.com>
Cc:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Linux Netdev List <netdev@...r.kernel.org>,
        oss-drivers@...ronome.com,
        Pieter Jansen van Vuuren 
        <pieter.jansenvanvuuren@...ronome.com>
Subject: Re: [PATCH net-next v2 9/9] nfp: add control message passing
 capabilities to flower offloads

On Thu, Jun 29, 2017 at 06:21:53PM +0300, Or Gerlitz wrote:
> On Wed, Jun 28, 2017 at 11:30 PM, Simon Horman
> <simon.horman@...ronome.com> wrote:
> > +++ b/drivers/net/ethernet/netronome/nfp/flower/cmsg.h
> > @@ -245,7 +245,11 @@ struct nfp_flower_cmsg_hdr {
> >
> >  /* Types defined for port related control messages  */
> >  enum nfp_flower_cmsg_type_port {
> > +       NFP_FLOWER_CMSG_TYPE_FLOW_ADD =         0,
> > +       NFP_FLOWER_CMSG_TYPE_FLOW_MOD =         1,
> 
> AFAIU flower offload will always use delete and add and not modify,
> if you think otherwise, would love to hear that. Didn't see you are using
> the MOD define in the code anywhere.

The firmware API has a mod operation but you are correct that
we are not implementing that operation in this patch-set.