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From: Bing Zhao <bingz@nvidia.com>
To: NBU-Contact-Thomas Monjalon <thomas@monjalon.net>
Cc: Ori Kam <orika@nvidia.com>,
	"ferruh.yigit@intel.com" <ferruh.yigit@intel.com>,
	"arybchenko@solarflare.com" <arybchenko@solarflare.com>,
	"mdr@ashroe.eu" <mdr@ashroe.eu>,
	"nhorman@tuxdriver.com" <nhorman@tuxdriver.com>,
	"bernard.iremonger@intel.com" <bernard.iremonger@intel.com>,
	"beilei.xing@intel.com" <beilei.xing@intel.com>,
	"wenzhuo.lu@intel.com" <wenzhuo.lu@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v4 3/5] ethdev: add API to get hairpin peer ports list
Date: Thu, 15 Oct 2020 04:03:57 +0000
Message-ID: <CY4PR1201MB0072368936DC5F0A6A38B646D0020@CY4PR1201MB0072.namprd12.prod.outlook.com> (raw)
In-Reply-To: <3677075.ahOdM4pD4X@thomas>

Hi Thomas,

> -----Original Message-----
> From: Thomas Monjalon <thomas@monjalon.net>
> Sent: Wednesday, October 14, 2020 11:02 PM
> To: Bing Zhao <bingz@nvidia.com>
> Cc: Ori Kam <orika@nvidia.com>; ferruh.yigit@intel.com;
> arybchenko@solarflare.com; mdr@ashroe.eu; nhorman@tuxdriver.com;
> bernard.iremonger@intel.com; beilei.xing@intel.com;
> wenzhuo.lu@intel.com; dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v4 3/5] ethdev: add API to get
> hairpin peer ports list
> 
> External email: Use caution opening links or attachments
> 
> 
> 13/10/2020 18:19, Bing Zhao:
> > --- a/lib/librte_ethdev/rte_ethdev.c
> > +++ b/lib/librte_ethdev/rte_ethdev.c
> > @@ -2208,6 +2208,30 @@ struct rte_eth_dev *
> >       return ret;
> >  }
> >
> > +int
> > +rte_eth_hairpin_get_peer_ports(uint16_t cur_port, uint16_t
> *peer_ports,
> > +                            size_t len, uint32_t direction) {
> > +     struct rte_eth_dev *dev;
> > +     int ret;
> > +
> > +     if (!peer_ports || !len)
> > +             return -EINVAL;
> > +
> > +     RTE_ETH_VALID_PORTID_OR_ERR_RET(cur_port, -EINVAL);
> 
> should be -ENODEV

Fixed

> 
> > +     dev = &rte_eth_devices[cur_port];
> > +     RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops-
> >hairpin_get_peer_ports,
> > +                             -ENOTSUP);
> > +
> > +     ret = (*dev->dev_ops->hairpin_get_peer_ports)(dev,
> peer_ports,
> > +                                                   len,
> direction);
> > +     if (ret < 0)
> > +             RTE_ETHDEV_LOG(ERR, "Failed to get %d hairpin
> peer %s ports",
> > +                            cur_port, direction ? "RX" : "TX");
> 
> Missing \n

Thanks, done.

> 
> > +
> > +     return ret;
> > +}
> > --- a/lib/librte_ethdev/rte_ethdev.h
> > +++ b/lib/librte_ethdev/rte_ethdev.h
> >   * @warning
> >   * @b EXPERIMENTAL: this API may change, or be removed, without
> prior notice
> >   *
> > + * Get all the hairpin peer RX / TX ports of the current port.
> > + * The caller should ensure that the array is large enough to
> save
> > + the ports
> > + * list.
> > + *
> > + * @param cur_port
> > + *   The current port identifier of the Ethernet device.
> 
> Why current? In general we use "port_id".

Changed to port_id

> 
> > + * @param peer_ports
> > + *   Pointer to the array to store the peer ports list.
> > + * @param len
> > + *   Length of the array to store the port identifiers.
> > + * @param direction
> > + *   Current port to peer port direction
> > + *   positive - current used as TX to get all peer RX ports.
> > + *   zero - current used as RX to get all peer TX ports.
> > + *
> > + * @return
> > + *   - (0 or positive) actual peer ports number.
> > + *   - (-EINVAL) if bad parameter.
> > + *   - (-ENOTSUP) if hardware doesn't support.
> > + *   - Others detailed errors from PMD drivers.
> 
> Please add ENODEV

Done.

> 
> > + */
> > +__rte_experimental
> > +int rte_eth_hairpin_get_peer_ports(uint16_t cur_port, uint16_t
> *peer_ports,
> > +                                size_t len, uint32_t direction);
> 
> 

Thanks a lot~

  reply	other threads:[~2020-10-15  4:04 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-11  4:51 [dpdk-dev] [RFC] introduce support for hairpin between two ports Bing Zhao
2020-09-13 15:48 ` [dpdk-dev] [RFC PATCH v2 0/4] " Bing Zhao
2020-09-13 15:48   ` [dpdk-dev] [RFC PATCH v2 1/4] ethdev: add support for flow item transmit queue Bing Zhao
2020-09-13 15:48   ` [dpdk-dev] [RFC PATCH v2 2/4] testpmd: add item transmit queue in flow CLI Bing Zhao
2020-09-13 15:48   ` [dpdk-dev] [RFC PATCH v2 3/4] ethdev: add hairpin bind APIs Bing Zhao
2020-09-13 15:49   ` [dpdk-dev] [RFC PATCH v2 4/4] ethdev: add new attributes to hairpin queues config Bing Zhao
2020-10-01  0:25   ` [dpdk-dev] [PATCH 0/4] introduce support for hairpin between two ports Bing Zhao
2020-10-01  0:25     ` [dpdk-dev] [PATCH 1/4] ethdev: add hairpin bind and unbind APIs Bing Zhao
2020-10-04  9:20       ` Ori Kam
2020-10-07 11:21         ` Bing Zhao
2020-10-07 11:42           ` Ori Kam
2020-10-01  0:26     ` [dpdk-dev] [PATCH 2/4] ethdev: add new attributes to hairpin config Bing Zhao
2020-10-04  9:22       ` Ori Kam
2020-10-07 11:32         ` Bing Zhao
2020-10-01  0:26     ` [dpdk-dev] [PATCH 3/4] ethdev: add APIs for hairpin queue operation Bing Zhao
2020-10-04  9:34       ` Ori Kam
2020-10-07 11:34         ` Bing Zhao
2020-10-01  0:26     ` [dpdk-dev] [PATCH 4/4] app/testpmd: change hairpin queues setup Bing Zhao
2020-10-04  9:39       ` Ori Kam
2020-10-07 11:36         ` Bing Zhao
2020-10-04  9:45     ` [dpdk-dev] [PATCH 0/4] introduce support for hairpin between two ports Ori Kam
2020-10-08  8:51     ` [dpdk-dev] [PATCH v2 0/6] " Bing Zhao
2020-10-08  8:51       ` [dpdk-dev] [PATCH v2 1/6] ethdev: add hairpin bind and unbind APIs Bing Zhao
2020-10-08  9:07         ` Ori Kam
2020-10-08  8:51       ` [dpdk-dev] [PATCH v2 2/6] ethdev: add new attributes to hairpin config Bing Zhao
2020-10-08  9:23         ` Ori Kam
2020-10-08  8:51       ` [dpdk-dev] [PATCH v2 3/6] ethdev: add API to get hairpin peer ports list Bing Zhao
2020-10-08  9:40         ` Ori Kam
2020-10-08  8:51       ` [dpdk-dev] [PATCH v2 4/6] ethdev: add APIs for hairpin queue operation Bing Zhao
2020-10-08  9:44         ` Ori Kam
2020-10-08  8:51       ` [dpdk-dev] [PATCH v2 5/6] app/testpmd: change hairpin queues setup Bing Zhao
2020-10-08  9:45         ` Ori Kam
2020-10-08  8:51       ` [dpdk-dev] [PATCH v2 6/6] doc: update for two ports hairpin mode Bing Zhao
2020-10-08  9:47         ` Ori Kam
2020-10-08 12:05       ` [dpdk-dev] [PATCH v3 0/6] introduce support for hairpin between two ports Bing Zhao
2020-10-08 12:05         ` [dpdk-dev] [PATCH v3 1/6] ethdev: add hairpin bind and unbind APIs Bing Zhao
2020-10-14 14:35           ` Thomas Monjalon
2020-10-15  2:56             ` Bing Zhao
2020-10-15  7:31               ` Thomas Monjalon
2020-10-08 12:05         ` [dpdk-dev] [PATCH v3 2/6] ethdev: add new attributes to hairpin config Bing Zhao
2020-10-12 21:37           ` Thomas Monjalon
2020-10-13 12:29             ` Bing Zhao
2020-10-13 12:41               ` Thomas Monjalon
2020-10-13 13:21                 ` Bing Zhao
2020-10-08 12:05         ` [dpdk-dev] [PATCH v3 3/6] ethdev: add API to get hairpin peer ports list Bing Zhao
2020-10-08 12:31           ` Ori Kam
2020-10-08 12:05         ` [dpdk-dev] [PATCH v3 4/6] ethdev: add APIs for hairpin queue operation Bing Zhao
2020-10-08 12:05         ` [dpdk-dev] [PATCH v3 5/6] app/testpmd: change hairpin queues setup Bing Zhao
2020-10-08 12:05         ` [dpdk-dev] [PATCH v3 6/6] doc: update for two ports hairpin mode Bing Zhao
2020-10-12 21:30           ` Thomas Monjalon
2020-10-13  1:13             ` Bing Zhao
2020-10-13  6:37               ` Thomas Monjalon
2020-10-13  6:40                 ` Bing Zhao
2020-10-13 16:19         ` [dpdk-dev] [PATCH v4 0/5] introduce support for hairpin between two ports Bing Zhao
2020-10-13 16:19           ` [dpdk-dev] [PATCH v4 1/5] ethdev: add hairpin bind and unbind APIs Bing Zhao
2020-10-14 14:43             ` Thomas Monjalon
2020-10-15  2:59               ` Bing Zhao
2020-10-13 16:19           ` [dpdk-dev] [PATCH v4 2/5] ethdev: add new attributes to hairpin config Bing Zhao
2020-10-13 16:19           ` [dpdk-dev] [PATCH v4 3/5] ethdev: add API to get hairpin peer ports list Bing Zhao
2020-10-14 15:02             ` Thomas Monjalon
2020-10-15  4:03               ` Bing Zhao [this message]
2020-10-13 16:19           ` [dpdk-dev] [PATCH v4 4/5] ethdev: add APIs for hairpin queue operation Bing Zhao
2020-10-13 16:19           ` [dpdk-dev] [PATCH v4 5/5] app/testpmd: change hairpin queues setup Bing Zhao
2020-10-15  5:35     ` [dpdk-dev] [PATCH v5 0/5] introduce support for hairpin between two ports Bing Zhao
2020-10-15  5:35       ` [dpdk-dev] [PATCH v5 1/5] ethdev: add hairpin bind and unbind APIs Bing Zhao
2020-10-15 10:34         ` Thomas Monjalon
2020-10-15 11:39           ` Bing Zhao
2020-10-15  5:35       ` [dpdk-dev] [PATCH v5 2/5] ethdev: add new attributes to hairpin config Bing Zhao
2020-10-15 10:46         ` Thomas Monjalon
2020-10-15 13:45           ` Bing Zhao
2020-10-15  5:35       ` [dpdk-dev] [PATCH v5 3/5] ethdev: add API to get hairpin peer ports list Bing Zhao
2020-10-15  5:35       ` [dpdk-dev] [PATCH v5 4/5] ethdev: add APIs for hairpin queue operation Bing Zhao
2020-10-15  5:35       ` [dpdk-dev] [PATCH v5 5/5] app/testpmd: change hairpin queues setup Bing Zhao
2020-10-15 13:08     ` [dpdk-dev] [PATCH v6 0/5] introduce support for hairpin between two ports Bing Zhao
2020-10-15 13:08       ` [dpdk-dev] [PATCH v6 1/5] ethdev: add hairpin bind and unbind APIs Bing Zhao
2020-10-15 13:08       ` [dpdk-dev] [PATCH v6 2/5] ethdev: add new attributes to hairpin config Bing Zhao
2020-10-15 13:08       ` [dpdk-dev] [PATCH v6 3/5] ethdev: add API to get hairpin peer ports list Bing Zhao
2020-10-15 13:08       ` [dpdk-dev] [PATCH v6 4/5] ethdev: add APIs for hairpin queue operation Bing Zhao
2020-10-15 13:08       ` [dpdk-dev] [PATCH v6 5/5] app/testpmd: change hairpin queues setup Bing Zhao
2020-10-15 23:03       ` [dpdk-dev] [PATCH v6 0/5] introduce support for hairpin between two ports Ferruh Yigit
2020-10-16  1:34         ` Bing Zhao

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