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From: Somnath Kotur <somnath.kotur@broadcom.com>
To: Jie Wang <jie1x.wang@intel.com>
Cc: dev <dev@dpdk.org>, Ferruh Yigit <ferruh.yigit@intel.com>,
	 Thomas Monjalon <thomas@monjalon.net>,
	Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
	 Xiaoyun Li <xiaoyun.li@intel.com>,
	Steve Yang <stevex.yang@intel.com>
Subject: Re: [dpdk-dev] [PATCH v11 1/2] ethdev: add an API to get device configuration
Date: Mon, 11 Oct 2021 15:38:08 +0530	[thread overview]
Message-ID: <CAOBf=msmCc91PTgUKMVb93VrWixtbOHUHrG2NDzh-pq3yG=t_Q@mail.gmail.com> (raw)
In-Reply-To: <20211011180111.99281-2-jie1x.wang@intel.com>

[-- Attachment #1: Type: text/plain, Size: 4061 bytes --]

On Mon, Oct 11, 2021 at 3:34 PM Jie Wang <jie1x.wang@intel.com> wrote:
>
> The driver may change offloads info into dev->data->dev_conf
> in dev_configure which may cause port->dev_conf and port->rx_conf
> contain outdated values.
>
> This patch adds a new API "rte_eth_dev_conf_get()" to help users
> get device configuration.
>
> Add information about the new API in release notes.
>
> Signed-off-by: Jie Wang <jie1x.wang@intel.com>
> ---
>  doc/guides/rel_notes/release_21_11.rst |  5 +++++
>  lib/ethdev/rte_ethdev.c                | 20 ++++++++++++++++++++
>  lib/ethdev/rte_ethdev.h                | 20 ++++++++++++++++++++
>  lib/ethdev/version.map                 |  3 +++
>  4 files changed, 48 insertions(+)
>
> diff --git a/doc/guides/rel_notes/release_21_11.rst b/doc/guides/rel_notes/release_21_11.rst
> index 93082723cf..789fc2d4ba 100644
> --- a/doc/guides/rel_notes/release_21_11.rst
> +++ b/doc/guides/rel_notes/release_21_11.rst
> @@ -67,6 +67,11 @@ New Features
>    Added macros ETH_RSS_IPV4_CHKSUM and ETH_RSS_L4_CHKSUM, now IPv4 and
>    TCP/UDP/SCTP header checksum field can be used as input set for RSS.
>
> +* **Added support for users get device configuration in ethdev.**
> +
> +  Added an ethdev API which can help users get device configuration.
> +  The declarations for the API's can be found in ``rte_ethdev.h``.
`declaration for the API ` right?
> +
>  * **Updated Broadcom bnxt PMD.**
>
>    * Added flow offload support for Thor.
> diff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c
> index 028907bc4b..be3ceb8131 100644
> --- a/lib/ethdev/rte_ethdev.c
> +++ b/lib/ethdev/rte_ethdev.c
> @@ -3437,6 +3437,26 @@ rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
>         return 0;
>  }
>
> +int
> +rte_eth_dev_conf_get(uint16_t port_id, struct rte_eth_conf *dev_conf)
> +{
> +       struct rte_eth_dev *dev;
> +
> +       RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> +       dev = &rte_eth_devices[port_id];
> +
> +       if (dev_conf == NULL) {
> +               RTE_ETHDEV_LOG(ERR,
> +                       "Cannot get ethdev port %u configuration to NULL\n",
> +                       port_id);
> +               return -EINVAL;
> +       }
> +
> +       memcpy(dev_conf, &dev->data->dev_conf, sizeof(struct rte_eth_conf));
> +
> +       return 0;
> +}
> +
>  int
>  rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
>                                  uint32_t *ptypes, int num)
> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
> index 6d80514ba7..f42f950fea 100644
> --- a/lib/ethdev/rte_ethdev.h
> +++ b/lib/ethdev/rte_ethdev.h
> @@ -3052,6 +3052,26 @@ int rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr);
>   */
>  int rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info);
>
> +/**
> + * @warning
> + * @b EXPERIMENTAL: this API may change without prior notice.
> + *
> + * Retrieve the configuration of an Ethernet device.
> + *
> + * @param port_id
> + *   The port identifier of the Ethernet device.
> + * @param dev_conf
> + *   A pointer to a structure of type *rte_eth_conf* to be filled with
> + *   the configuration of the Ethernet device.
> + *   And the memory of the structure should be allocated by the caller.
> + * @return
> + *   - (0) if successful.
> + *   - (-ENODEV) if *port_id* invalid.
> + *   - (-EINVAL) if bad parameter.
> + */
> +__rte_experimental
> +int rte_eth_dev_conf_get(uint16_t port_id, struct rte_eth_conf *dev_conf);
> +
>  /**
>   * Retrieve the firmware version of a device.
>   *
> diff --git a/lib/ethdev/version.map b/lib/ethdev/version.map
> index efd729c0f2..c516837723 100644
> --- a/lib/ethdev/version.map
> +++ b/lib/ethdev/version.map
> @@ -245,6 +245,9 @@ EXPERIMENTAL {
>         rte_mtr_meter_policy_delete;
>         rte_mtr_meter_policy_update;
>         rte_mtr_meter_policy_validate;
> +
> +       # added in 21.11
> +       rte_eth_dev_conf_get;
>  };
>
>  INTERNAL {
> --
Acked-by: Somnath kotur <somnath.kotur@broadcom.com>
> 2.25.1
>

  reply	other threads:[~2021-10-11 10:08 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-09 15:57 [dpdk-dev] [PATCH] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-07-09  9:27 ` Andrew Rybchenko
2021-07-12  3:12   ` Li, Xiaoyun
     [not found]     ` <DM8PR11MB5639B19DACFB1B4F4E70ACA4D1149@DM8PR11MB5639.namprd11.prod.outlook.com>
2021-07-13  3:30       ` Li, Xiaoyun
2021-07-16  9:09     ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit
2021-07-13 17:04 ` [dpdk-dev] [PATCH v2] " Jie Wang
2021-07-15  2:29   ` Li, Xiaoyun
2021-07-15  2:40     ` Li, Xiaoyun
2021-07-15 11:33   ` [dpdk-dev] [PATCH v3] " Jie Wang
2021-07-15 11:57     ` [dpdk-dev] [PATCH v4] " Jie Wang
2021-07-15  4:53       ` Li, Xiaoyun
2021-07-16  8:30         ` Li, Xiaoyun
2021-07-16  8:52           ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit
     [not found]             ` <DM8PR11MB5639C757A790F65CBFB647C2D1E19@DM8PR11MB5639.namprd11.prod.outlook.com>
2021-07-19 16:18               ` Ferruh Yigit
2021-07-22 11:03                 ` Andrew Rybchenko
2021-08-09  8:53                   ` Ferruh Yigit
2021-08-17 17:38       ` [dpdk-dev] [PATCH v5] " Jie Wang
2021-08-24 17:10         ` [dpdk-dev] [PATCH v6 0/2] testpmd shows incorrect rx_offload configuration Jie Wang
2021-08-24 17:10           ` [dpdk-dev] [PATCH v6 1/2] ethdev: add an API to get device configuration info Jie Wang
2021-08-24 17:10           ` [dpdk-dev] [PATCH v6 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-08-26  7:09           ` [dpdk-dev] [PATCH v7 0/2] testpmd shows incorrect rx_offload configuration Jie Wang
2021-08-26  7:09             ` [dpdk-dev] [PATCH v7 1/2] ethdev: add an API to get device configuration info Jie Wang
2021-08-26  7:09             ` [dpdk-dev] [PATCH v7 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-08-27  7:36               ` Li, Xiaoyun
2021-08-27  8:17             ` [dpdk-dev] [PATCH v8 0/2] testpmd shows incorrect rx_offload configuration Jie Wang
2021-08-27  8:17               ` [dpdk-dev] [PATCH v8 1/2] ethdev: add an API to get device configuration info Jie Wang
2021-09-08 16:46                 ` Ferruh Yigit
2021-08-27  8:17               ` [dpdk-dev] [PATCH v8 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-08-30  5:57                 ` Li, Xiaoyun
2021-09-08 16:50                 ` Ferruh Yigit
2021-09-09  3:31                   ` Li, Xiaoyun
2021-09-17 10:20                     ` Ferruh Yigit
2021-09-18  2:18                       ` Li, Xiaoyun
2021-09-20  9:45                         ` Ferruh Yigit
2021-09-20  9:48                 ` Ferruh Yigit
2021-09-22  2:52                   ` Wang, Jie1X
2021-09-26  9:20               ` [dpdk-dev] [PATCH v9 0/3] testpmd shows incorrect rx_offload configuration Jie Wang
2021-09-26  9:20                 ` [dpdk-dev] [PATCH v9 1/3] ethdev: add an API to get device configuration info Jie Wang
2021-09-27  6:19                   ` Thomas Monjalon
2021-09-27  7:21                     ` Wang, Jie1X
2021-09-27  7:56                       ` Thomas Monjalon
2021-10-04 11:20                         ` Ferruh Yigit
2021-10-04 11:25                           ` Thomas Monjalon
2021-10-04 11:22                   ` Ferruh Yigit
2021-10-04 11:26                     ` Thomas Monjalon
2021-10-04 11:35                       ` Ferruh Yigit
2021-09-26  9:20                 ` [dpdk-dev] [PATCH v9 2/3] doc: update release notes for new API Jie Wang
2021-10-04 11:22                   ` Ferruh Yigit
2021-10-04 11:26                     ` Thomas Monjalon
2021-09-26  9:20                 ` [dpdk-dev] [PATCH v9 3/3] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-10-08  3:41                 ` [dpdk-dev] [PATCH v10 0/2] testpmd shows incorrect rx_offload configuration Jie Wang
2021-10-08  3:41                   ` [dpdk-dev] [PATCH v10 1/2] ethdev: add an API to get device configuration info Jie Wang
2021-10-08 12:10                     ` Ferruh Yigit
2021-10-08  3:41                   ` [dpdk-dev] [PATCH v10 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-10-08 12:12                     ` Ferruh Yigit
2021-10-11 18:01                   ` [dpdk-dev] [PATCH v11 0/2] testpmd shows incorrect rx_offload configuration Jie Wang
2021-10-11 18:01                     ` [dpdk-dev] [PATCH v11 1/2] ethdev: add an API to get device configuration Jie Wang
2021-10-11 10:08                       ` Somnath Kotur [this message]
2021-10-11 12:21                       ` Andrew Rybchenko
2021-10-11 18:01                     ` [dpdk-dev] [PATCH v11 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-10-12  2:54                     ` [dpdk-dev] [PATCH v12 0/2] testpmd shows incorrect rx_offload configuration Jie Wang
2021-10-12  2:54                       ` [dpdk-dev] [PATCH v12 1/2] ethdev: add an API to get device configuration Jie Wang
2021-10-12  5:50                         ` Andrew Rybchenko
2021-10-12  2:54                       ` [dpdk-dev] [PATCH v12 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-10-12 14:37                         ` Ferruh Yigit
2021-10-13  2:42                           ` Wang, Jie1X
2021-10-13  8:50                             ` Ferruh Yigit
2021-10-13 10:14                               ` Ferruh Yigit
2021-10-12 14:35                       ` [dpdk-dev] [PATCH v12 0/2] testpmd shows incorrect rx_offload configuration Ferruh Yigit
2021-10-14 10:31                       ` [dpdk-dev] [PATCH v13 " Jie Wang
2021-10-14 10:31                         ` [dpdk-dev] [PATCH v13 1/2] ethdev: add an API to get device configuration Jie Wang
2021-10-14 10:31                         ` [dpdk-dev] [PATCH v13 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang
2021-10-14 12:56                         ` [dpdk-dev] [PATCH v13 0/2] testpmd shows incorrect rx_offload configuration Ferruh Yigit
2021-10-15 10:43                           ` Ferruh Yigit
2021-10-15 11:29                           ` Ferruh Yigit
2021-08-24 18:19         ` [dpdk-dev] [PATCH v6 " Jie Wang
2021-08-24 18:19           ` [dpdk-dev] [PATCH v6 1/2] ethdev: add an API to get device configuration info Jie Wang
2021-08-25 20:07             ` Ferruh Yigit
2021-08-26  6:00               ` Ajit Khaparde
2021-08-24 18:19           ` [dpdk-dev] [PATCH v6 2/2] app/testpmd: fix testpmd doesn't show RSS hash offload Jie Wang

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