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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>, <dev@dpdk.org>,
	"Thomas Monjalon" <thomas@monjalon.net>,
	Kuba Kozak <kubax.kozak@intel.com>
Cc: David Marchand <david.marchand@redhat.com>,
	Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>, <stable@dpdk.org>,
	Andy Moreton <amoreton@xilinx.com>
Subject: Re: [dpdk-stable] [PATCH v3 04/11] ethdev: fix docs of drivers callbacks getting xstats by IDs
Date: Fri, 23 Jul 2021 15:46:03 +0100
Message-ID: <838842ef-72c2-fa75-ef52-4730e3959dc8@intel.com> (raw)
In-Reply-To: <20210723131515.2317168-5-andrew.rybchenko@oktetlabs.ru>

On 7/23/2021 2:15 PM, Andrew Rybchenko wrote:
> From: Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>
> 
> Update xstats by IDs callbacks documentation in accordance with
> ethdev usage of these callbacks. Document valid combinations of
> input arguments to make driver implementation simpler.
> 
> Fixes: 79c913a42f0 ("ethdev: retrieve xstats by ID")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>
> Signed-off-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
> Reviewed-by: Andy Moreton <amoreton@xilinx.com>
> ---
>  lib/ethdev/ethdev_driver.h | 43 ++++++++++++++++++++++++++++++++++++--
>  1 file changed, 41 insertions(+), 2 deletions(-)
> 

Some discussion on the v1 is still valid here, so I am not putting same comments
here until v1 ones clarified.

> diff --git a/lib/ethdev/ethdev_driver.h b/lib/ethdev/ethdev_driver.h
> index 40e474aa7e..fd5b7ca550 100644
> --- a/lib/ethdev/ethdev_driver.h
> +++ b/lib/ethdev/ethdev_driver.h
> @@ -187,11 +187,28 @@ typedef int (*eth_xstats_get_t)(struct rte_eth_dev *dev,
>  	struct rte_eth_xstat *stats, unsigned int n);
>  /**< @internal Get extended stats of an Ethernet device. */
>  
> +/**
> + * @internal
> + * Get extended stats of an Ethernet device.
> + *
> + * @param dev
> + *   ethdev handle of port.
> + * @param ids
> + *   IDs array to retrieve specific statistics. Must not be NULL.
> + * @param values
> + *   A pointer to a table to be filled with device statistics values.
> + *   Must not be NULL.
> + * @param n
> + *   Element count in @p ids and @p values
> + *
> + * @return
> + *   - A number of filled in stats.
> + *   - A negative value on error.
> + */
>  typedef int (*eth_xstats_get_by_id_t)(struct rte_eth_dev *dev,
>  				      const uint64_t *ids,
>  				      uint64_t *values,
>  				      unsigned int n);
> -/**< @internal Get extended stats of an Ethernet device. */
>  
>  /**
>   * @internal
> @@ -218,10 +235,32 @@ typedef int (*eth_xstats_get_names_t)(struct rte_eth_dev *dev,
>  	struct rte_eth_xstat_name *xstats_names, unsigned int size);
>  /**< @internal Get names of extended stats of an Ethernet device. */
>  
> +/**
> + * @internal
> + * Get names of extended stats of an Ethernet device.
> + * For name count, set @p xstats_names and @p ids to NULL.
> + *
> + * @param dev
> + *   ethdev handle of port.
> + * @param xstats_names
> + *   An rte_eth_xstat_name array of at least *size* elements to
> + *   be filled. Can be NULL together with @p ids to retrieve number of
> + *   available statistics.
> + * @param ids
> + *   IDs array to retrieve specific statistics. Can be NULL together
> + *   with @p xstats_names to retrieve number of available statistics.
> + * @param size
> + *   Size of ids and xstats_names arrays.
> + *   Element count in @p ids and @p xstats_names
> + *
> + * @return
> + *   - A number of filled in stats if both xstats_names and ids are not NULL.
> + *   - A number of available stats if both xstats_names and ids are NULL.
> + *   - A negative value on error.
> + */
>  typedef int (*eth_xstats_get_names_by_id_t)(struct rte_eth_dev *dev,
>  	struct rte_eth_xstat_name *xstats_names, const uint64_t *ids,
>  	unsigned int size);
> -/**< @internal Get names of extended stats of an Ethernet device. */
>  
>  typedef int (*eth_queue_stats_mapping_set_t)(struct rte_eth_dev *dev,
>  					     uint16_t queue_id,
> 


  reply	other threads:[~2021-07-23 14:46 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20210604144225.287678-1-andrew.rybchenko@oktetlabs.ru>
2021-06-04 14:42 ` [dpdk-stable] [PATCH 01/11] net/sfc: fix get xstats by ID callback to use MAC stats lock Andrew Rybchenko
2021-06-04 14:42 ` [dpdk-stable] [PATCH 02/11] net/sfc: fix reading adapter state without locking Andrew Rybchenko
2021-06-04 14:42 ` [dpdk-stable] [PATCH 03/11] ethdev: fix docs of functions getting xstats by IDs Andrew Rybchenko
2021-07-20 16:25   ` Ferruh Yigit
2021-07-22  9:12     ` Andrew Rybchenko
2021-07-23 14:19       ` Ferruh Yigit
2021-07-24 12:06         ` Andrew Rybchenko
2021-06-04 14:42 ` [dpdk-stable] [PATCH 04/11] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-07-20 16:51   ` Ferruh Yigit
2021-07-22  9:33     ` Andrew Rybchenko
2021-07-23 14:31       ` Ferruh Yigit
2021-07-23 18:47         ` Andrew Rybchenko
2021-06-04 14:42 ` [dpdk-stable] [PATCH 05/11] net/sfc: fix xstats by ID callbacks according to ethdev Andrew Rybchenko
2021-06-04 14:42 ` [dpdk-stable] [PATCH 06/11] net/sfc: fix accessing xstats by an unsorted list of IDs Andrew Rybchenko
2021-06-04 14:42 ` [dpdk-stable] [PATCH 07/11] net/sfc: fix MAC stats update to work for stopped device Andrew Rybchenko
     [not found] ` <20210722095433.1898589-1-andrew.rybchenko@oktetlabs.ru>
2021-07-22  9:54   ` [dpdk-stable] [PATCH v2 01/11] net/sfc: fix get xstats by ID callback to use MAC stats lock Andrew Rybchenko
2021-07-22  9:54   ` [dpdk-stable] [PATCH v2 02/11] net/sfc: fix reading adapter state without locking Andrew Rybchenko
2021-07-22  9:54   ` [dpdk-stable] [PATCH v2 03/11] ethdev: fix docs of functions getting xstats by IDs Andrew Rybchenko
2021-07-22  9:54   ` [dpdk-stable] [PATCH v2 04/11] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-07-22  9:54   ` [dpdk-stable] [PATCH v2 05/11] net/sfc: fix xstats by ID callbacks according to ethdev Andrew Rybchenko
2021-07-22  9:54   ` [dpdk-stable] [PATCH v2 06/11] net/sfc: fix accessing xstats by an unsorted list of IDs Andrew Rybchenko
2021-07-22  9:54   ` [dpdk-stable] [PATCH v2 07/11] net/sfc: fix MAC stats update to work for stopped device Andrew Rybchenko
     [not found] ` <20210723131515.2317168-1-andrew.rybchenko@oktetlabs.ru>
2021-07-23 13:15   ` [dpdk-stable] [PATCH v3 01/11] net/sfc: fix get xstats by ID callback to use MAC stats lock Andrew Rybchenko
2021-07-23 13:15   ` [dpdk-stable] [PATCH v3 02/11] net/sfc: fix reading adapter state without locking Andrew Rybchenko
2021-07-23 13:15   ` [dpdk-stable] [PATCH v3 03/11] ethdev: fix docs of functions getting xstats by IDs Andrew Rybchenko
2021-07-23 14:42     ` Ferruh Yigit
2021-07-24 12:07       ` Andrew Rybchenko
2021-07-23 13:15   ` [dpdk-stable] [PATCH v3 04/11] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-07-23 14:46     ` Ferruh Yigit [this message]
2021-07-23 13:15   ` [dpdk-stable] [PATCH v3 05/11] net/sfc: fix xstats by ID callbacks according to ethdev Andrew Rybchenko
2021-07-23 13:15   ` [dpdk-stable] [PATCH v3 06/11] net/sfc: fix accessing xstats by an unsorted list of IDs Andrew Rybchenko
2021-07-23 13:15   ` [dpdk-stable] [PATCH v3 07/11] net/sfc: fix MAC stats update to work for stopped device Andrew Rybchenko
2021-07-24 12:33 ` [dpdk-stable] [PATCH v4 1/2] ethdev: fix docs of functions getting xstats by IDs Andrew Rybchenko
2021-07-24 12:33   ` [dpdk-stable] [PATCH v4 2/2] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-07-26 10:13     ` [dpdk-stable] [dpdk-dev] " Olivier Matz
2021-09-28 12:04       ` Andrew Rybchenko
2021-07-26 10:13   ` [dpdk-stable] [dpdk-dev] [PATCH v4 1/2] ethdev: fix docs of functions " Olivier Matz
2021-09-28 12:01     ` Andrew Rybchenko
2021-09-28 12:05 ` [dpdk-stable] [PATCH v5 " Andrew Rybchenko
2021-09-28 12:05   ` [dpdk-stable] [PATCH v5 2/2] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-09-28 16:50     ` Ferruh Yigit
2021-09-28 16:53       ` Andrew Rybchenko
2021-09-29  8:44         ` Ferruh Yigit
2021-09-29 11:54           ` Andrew Rybchenko
2021-09-30 12:08             ` Ferruh Yigit
2021-09-30 14:01               ` Andrew Rybchenko
2021-09-30 15:30                 ` Ferruh Yigit
2021-09-30 16:01                   ` Andrew Rybchenko
2021-09-28 16:46   ` [dpdk-stable] [PATCH v5 1/2] ethdev: fix docs of functions " Ferruh Yigit
2021-09-30 14:04 ` [dpdk-stable] [PATCH v6 1/4] " Andrew Rybchenko
2021-09-30 14:04   ` [dpdk-stable] [PATCH v6 2/4] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
     [not found] ` <20210930160156.961041-1-andrew.rybchenko@oktetlabs.ru>
2021-09-30 16:01   ` [dpdk-stable] [PATCH v7 1/5] ethdev: fix docs of functions " Andrew Rybchenko
2021-09-30 16:01   ` [dpdk-stable] [PATCH v7 2/4] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-09-30 16:01   ` [dpdk-stable] [PATCH v7 3/5] " Andrew Rybchenko
2021-09-30 16:05 ` [dpdk-stable] [PATCH v8 1/5] ethdev: fix docs of functions " Andrew Rybchenko
2021-09-30 16:05   ` [dpdk-stable] [PATCH v8 3/5] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-09-30 16:33     ` Ferruh Yigit
2021-10-01  9:07       ` Andrew Rybchenko
2021-10-01  9:07 ` [dpdk-stable] [PATCH v9 1/5] ethdev: fix docs of functions " Andrew Rybchenko
2021-10-01  9:07   ` [dpdk-stable] [PATCH v9 3/5] ethdev: fix docs of drivers callbacks " Andrew Rybchenko
2021-10-01  9:42     ` Ferruh Yigit
2021-10-01 10:22       ` Andrew Rybchenko
2021-10-06 10:37         ` Ferruh Yigit
2021-10-06 11:08   ` [dpdk-stable] [PATCH v9 1/5] ethdev: fix docs of functions " Ferruh Yigit

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