From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: Andriy Berestovskyy <Andriy.Berestovskyy@caviumnetworks.com>,
Maciej Czekaj <maciej.czekaj@caviumnetworks.com>,
dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 1/2] net/thunderx: add empty link up/down callbacks
Date: Fri, 14 Apr 2017 18:07:56 +0530 [thread overview]
Message-ID: <20170414123754.GA16532@jerin> (raw)
In-Reply-To: <49a27795-e6b8-7510-beda-2eb4c533b874@intel.com>
-----Original Message-----
> Date: Thu, 13 Apr 2017 12:04:51 +0100
> From: Ferruh Yigit <ferruh.yigit@intel.com>
> To: Jerin Jacob <jerin.jacob@caviumnetworks.com>, Andriy Berestovskyy
> <Andriy.Berestovskyy@caviumnetworks.com>
> CC: Maciej Czekaj <maciej.czekaj@caviumnetworks.com>, dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH 1/2] net/thunderx: add empty link up/down
> callbacks
> User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101
> Thunderbird/52.0
>
> On 4/3/2017 4:13 PM, Jerin Jacob wrote:
> > On Fri, Mar 31, 2017 at 03:57:48PM +0200, Andriy Berestovskyy wrote:
> >> Some applications and DPDK examples expect link up/down
> >> functionality to be provided.
> >>
> >> Signed-off-by: Andriy Berestovskyy <Andriy.Berestovskyy@caviumnetworks.com>
> >> ---
> >> drivers/net/thunderx/nicvf_ethdev.c | 14 ++++++++++++++
> >> 1 file changed, 14 insertions(+)
> >>
> >> diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c
> >> index 1060319..984c218 100644
> >> --- a/drivers/net/thunderx/nicvf_ethdev.c
> >> +++ b/drivers/net/thunderx/nicvf_ethdev.c
> >> @@ -1924,11 +1924,25 @@ nicvf_dev_configure(struct rte_eth_dev *dev)
> >> return 0;
> >> }
> >>
> >> +static int
> >> +nicvf_dev_set_link_up(struct rte_eth_dev *dev __rte_unused)
> >> +{
> >> + return 0;
> >> +}
> >> +
> >> +static int
> >> +nicvf_dev_set_link_down(struct rte_eth_dev *dev __rte_unused)
> >> +{
> >> + return 0;
> >> +}
> >
> >
> > Since the VF drivers can't really initiate link_up and link_down and
> > other VF drivers like i40e VF is not setting this callback. I think, it is
> > OK keep it as -ENOSUP(which is default).
> >
> > Since Christain Acked on the fix on the usage of examples/ip_pipeline
> > application. Probably we are OK without this change.
>
> Any update planned to this patch? Should I update this as nack?
>
You can mark as "Not applicable" in patchwork.
Thanks
> >
> > http://dpdk.org/ml/archives/dev/2017-March/062704.html
> >
> > Any thought from ethdev maintainers?
> >
> >> +
> >> /* Initialize and register driver with DPDK Application */
> >> static const struct eth_dev_ops nicvf_eth_dev_ops = {
> >> .dev_configure = nicvf_dev_configure,
> >> .dev_start = nicvf_dev_start,
> >> .dev_stop = nicvf_dev_stop,
> >> + .dev_set_link_up = nicvf_dev_set_link_up,
> >> + .dev_set_link_down = nicvf_dev_set_link_down,
> >> .link_update = nicvf_dev_link_update,
> >> .dev_close = nicvf_dev_close,
> >> .stats_get = nicvf_dev_stats_get,
> >> --
> >> 2.7.4
> >>
>
prev parent reply other threads:[~2017-04-14 12:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-31 13:57 Andriy Berestovskyy
2017-03-31 13:57 ` [dpdk-dev] [PATCH 2/2] net/thunderx: wait to complete during link update Andriy Berestovskyy
2017-04-03 14:55 ` Jerin Jacob
2017-04-03 15:35 ` Ferruh Yigit
2017-04-03 15:13 ` [dpdk-dev] [PATCH 1/2] net/thunderx: add empty link up/down callbacks Jerin Jacob
2017-04-13 11:04 ` Ferruh Yigit
2017-04-14 12:37 ` Jerin Jacob [this message]
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