From: Stephen Hemminger <stephen@networkplumber.org>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: "Adrien Mazarguil" <adrien.mazarguil@6wind.com>,
dev@dpdk.org, "Yuanhan Liu" <yliu@fridaylinux.org>,
"Gaëtan Rivet" <gaetan.rivet@6wind.com>,
"Ciara Loftus" <ciara.loftus@intel.com>,
"Kevin Traynor" <ktraynor@redhat.com>,
hemant.agrawal@nxp.com
Subject: Re: [dpdk-dev] [PATCH] [RFC] ether: standardize getting the port by name
Date: Mon, 18 Dec 2017 14:30:45 -0800 [thread overview]
Message-ID: <20171218143045.6a366c14@xeon-e3> (raw)
In-Reply-To: <1900781.GHbs7vIcDE@xps>
On Mon, 18 Dec 2017 23:25:37 +0100
Thomas Monjalon <thomas@monjalon.net> wrote:
> 05/12/2017 14:20, Thomas Monjalon:
> > 05/12/2017 12:04, Adrien Mazarguil:
> > > Just for information, this "port=x" argument in mlx4 is consistent with the
> > > value found in /sys/class/net/ethX/dev_port under Linux. If we choose to use
> > > a port index (instead of a MAC or something else), it would make sense to
> > > standardize it on the same order as given by the host OS for consistency
> > > across all PMDs.
> >
> > Good idea, thanks.
>
> dev_port is implemented in Linux for few devices:
>
> % git grep -l '\<dev_port\>' drivers/net/ethernet
> drivers/net/ethernet/broadcom/bnxt/bnxt.c
> drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
> drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
> drivers/net/ethernet/intel/i40e/i40e_fcoe.c
> drivers/net/ethernet/mellanox/mlx4/en_netdev.c
>
port is used to distinguish multiple physical ports on a single card.
It is not global like the DPDK port.
next prev parent reply other threads:[~2017-12-18 22:30 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-30 7:35 Yuanhan Liu
2017-11-30 17:15 ` Stephen Hemminger
2017-11-30 17:35 ` Thomas Monjalon
2017-11-30 21:21 ` Stephen Hemminger
2017-11-30 21:44 ` Thomas Monjalon
2017-12-01 9:47 ` Gaëtan Rivet
2017-12-04 13:55 ` Yuanhan Liu
2017-12-05 11:04 ` Adrien Mazarguil
2017-12-05 13:20 ` Thomas Monjalon
2017-12-05 13:58 ` Yuanhan Liu
2017-12-05 15:28 ` Thomas Monjalon
2017-12-05 17:22 ` Adrien Mazarguil
2017-12-06 15:49 ` Yuanhan Liu
2017-12-18 22:25 ` Thomas Monjalon
2017-12-18 22:30 ` Stephen Hemminger [this message]
2017-12-18 22:41 ` Thomas Monjalon
2017-12-18 23:05 ` Thomas Monjalon
2017-12-20 22:02 ` [dpdk-dev] standardize device identification Thomas Monjalon
2017-12-22 7:01 ` Shreyansh Jain
2017-12-22 9:00 ` Thomas Monjalon
2018-01-05 7:52 ` Finn Christensen
2018-01-05 8:39 ` Thomas Monjalon
2018-01-05 11:09 ` Finn Christensen
2018-01-05 12:01 ` Thomas Monjalon
2018-01-05 14:14 ` Finn Christensen
2018-01-05 15:34 ` Thomas Monjalon
2018-01-05 20:32 ` Finn Christensen
2018-01-16 20:20 ` [dpdk-dev] [PATCH] [RFC] ether: standardize getting the port by name Ferruh Yigit
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