From: Jakub Kicinski <jakub.kicinski@netronome.com>
To: Florian Fainelli <f.fainelli@gmail.com>
Cc: Jiri Pirko <jiri@resnulli.us>,
netdev@vger.kernel.org, davem@davemloft.net, mlxsw@mellanox.com,
idosch@mellanox.com, andrew@lunn.ch, vivien.didelot@gmail.com,
michael.chan@broadcom.com
Subject: Re: [patch net-next 00/12] net: expose switch ID via devlink
Date: Fri, 29 Mar 2019 14:57:28 -0700 [thread overview]
Message-ID: <20190329145728.72e5a07b@cakuba.netronome.com> (raw)
In-Reply-To: <0d1e99ef-38d4-93bd-ad79-dd9002b3f468@gmail.com>
On Fri, 29 Mar 2019 14:29:11 -0700, Florian Fainelli wrote:
> > Out of curiosity, what are the shared features? It seems mlx5 drives
> > a lot of our API design, it'd be good if the community had a better
> > understanding of it.
> >
> > The situation with pipelined devices is somewhat murky. Didn't Or add
> > some from of PCIe-side looped queue to forward between PFs?
> >
> > Presumably DSA would lean the opposite way with multiple ASICs
> > reporting the same ID?
>
> If you have multiple switches inter connected between each other to use
> the "D" in DSA and form a fabric of switches, then you would expect each
> port to be physically tied to a particular switch device/instance,
> because, but how they will report the switch physical ID can be of the form:
>
> <fabric>.<switch>
>
> where fabric is dst->index and switch is ds->index (the switch within
> the fabric).
Oh, I assumed you'd want the to all have the same switchid, and then
the "D" in DSA logic makes sure the flooding etc. works across the
ASICs..
next prev parent reply other threads:[~2019-03-29 21:57 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-28 21:12 [patch net-next 00/12] net: expose switch ID via devlink Jiri Pirko
2019-03-28 21:12 ` [patch net-next 01/12] net: devlink: convert devlink_port_attrs bools to bits Jiri Pirko
2019-03-28 21:12 ` [patch net-next 02/12] net: devlink: extend port attrs for switch ID Jiri Pirko
2019-03-28 21:12 ` [patch net-next 03/12] net: devlink: introduce devlink_compat_switch_id_get() helper Jiri Pirko
2019-03-28 21:12 ` [patch net-next 04/12] mlxsw: Pass switch ID through devlink_port_attrs_set() Jiri Pirko
2019-03-28 21:12 ` [patch net-next 05/12] mlxsw: Remove ndo_get_port_parent_id implementation Jiri Pirko
2019-03-28 21:12 ` [patch net-next 06/12] bnxt: pass switch ID through devlink_port_attrs_set() Jiri Pirko
2019-03-28 21:12 ` [patch net-next 07/12] bnxt: remove ndo_get_port_parent_id implementation for physical ports Jiri Pirko
2019-03-28 21:12 ` [patch net-next 08/12] nfp: pass switch ID through devlink_port_attrs_set() Jiri Pirko
2019-03-28 21:12 ` [patch net-next 09/12] nfp: remove ndo_get_port_parent_id implementation Jiri Pirko
2019-03-28 21:12 ` [patch net-next 10/12] mlxsw: switch_ib: Pass valid HW id down to mlxsw_core_port_init() Jiri Pirko
2019-03-28 21:12 ` [patch net-next 11/12] dsa: pass switch ID through devlink_port_attrs_set() Jiri Pirko
2019-03-29 21:59 ` Florian Fainelli
2019-04-01 13:04 ` Jiri Pirko
2019-03-28 21:12 ` [patch net-next 12/12] net: devlink: add warning for ndo_get_port_parent_id set when not needed Jiri Pirko
2019-03-28 21:40 ` [patch net-next 00/12] net: expose switch ID via devlink Jakub Kicinski
2019-03-29 6:49 ` Jiri Pirko
2019-03-29 18:59 ` Jakub Kicinski
2019-03-29 21:21 ` Jiri Pirko
2019-03-29 22:34 ` Jakub Kicinski
2019-03-30 7:35 ` Jiri Pirko
2019-03-30 19:49 ` Jakub Kicinski
2019-03-31 8:50 ` Jiri Pirko
2019-03-31 20:57 ` Jakub Kicinski
2019-03-29 21:29 ` Florian Fainelli
2019-03-29 21:57 ` Jakub Kicinski [this message]
2019-03-29 22:04 ` Florian Fainelli
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