From: Ajit Khaparde <ajit.khaparde@broadcom.com>
To: "Min Hu (Connor)" <humin29@huawei.com>
Cc: "Morten Brørup" <mb@smartsharesystems.com>,
dpdk-dev <dev@dpdk.org>, "Ferruh Yigit" <ferruh.yigit@intel.com>,
"Thomas Monjalon" <thomas@monjalon.net>
Subject: Re: [RFC v2] ethdev: introduce ethdev dump API
Date: Tue, 18 Jan 2022 07:33:16 -0800 [thread overview]
Message-ID: <CACZ4nhsJvtZQ9GB6g88fpi+_84dKmT-H5k3RUUXwzW_dwg+zvA@mail.gmail.com> (raw)
In-Reply-To: <63d4f76f-56ca-6b19-1d60-38145be44369@huawei.com>
On Fri, Jan 14, 2022 at 4:25 PM Min Hu (Connor) <humin29@huawei.com> wrote:
>
> Hi, Ajit,
>
> 在 2022/1/15 1:56, Ajit Khaparde 写道:
> > On Wed, Jan 12, 2022 at 3:15 AM Min Hu (Connor) <humin29@huawei.com> wrote:
> >>
> >> Thanks Morten, fixed in v3.
> >>
> >> 在 2022/1/12 15:20, Morten Brørup 写道:
> >>>> From: Min Hu (Connor) [mailto:humin29@huawei.com]
> >>>> Sent: Wednesday, 12 January 2022 03.40
> >>>>
> >>>> Added the ethdev dump API which provides functions for query private
> >>>> info
> >>>> from device. There exists many private properties in different PMD
> >>>> drivers,
> >>>> such as adapter state, Rx/Tx func algorithm in hns3 PMD. The
> >>>> information of
> >>>> these properties is important for debug. As the information is private,
> >>>> the new API is introduced.
> > Do you have any changes to testpmd to use this API?
> >
> No changes to testpmd.
> BTW, I will add some options for proc-info to use this API,
> and this is my next-step plan.
Ok. proc-info is a good place for this.
>
> >>>>
> >>>> Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
> >>>> ---
> >>>> v2:
> >>>> * fix dump API name
> >>>> * adjust description in doc.
> >>>> ---
> >>>> doc/guides/rel_notes/release_22_03.rst | 7 +++++++
> >>>> lib/ethdev/ethdev_driver.h | 17 +++++++++++++++++
> >>>> lib/ethdev/rte_ethdev.c | 15 +++++++++++++++
> >>>> lib/ethdev/rte_ethdev.h | 16 ++++++++++++++++
> >>>> 4 files changed, 55 insertions(+)
> >>>>
> >>>> diff --git a/doc/guides/rel_notes/release_22_03.rst
> >>>> b/doc/guides/rel_notes/release_22_03.rst
> >>>> index 6d99d1eaa9..4f97df942d 100644
> >>>> --- a/doc/guides/rel_notes/release_22_03.rst
> >>>> +++ b/doc/guides/rel_notes/release_22_03.rst
> >>>> @@ -55,6 +55,13 @@ New Features
> >>>> Also, make sure to start the actual text at the margin.
> >>>> =======================================================
> >>>>
> >>>> +* **Added the private ethdev dump API, for query private info of
> >>>> ethdev.**
> >>>> +
> >>>> + Added the private ethdev dump API which provides functions for query
> >>>> + private info from device. There exists many private properties in
> >>>> + different PMD drivers. The information of these properties is
> >>>> important
> >>>> + for debug. As the information is private, the new API is introduced.
> >>>> +
> >>>>
> >>>> Removed Items
> >>>> -------------
> >>>> diff --git a/lib/ethdev/ethdev_driver.h b/lib/ethdev/ethdev_driver.h
> >>>> index d95605a355..e75ff3f15b 100644
> >>>> --- a/lib/ethdev/ethdev_driver.h
> >>>> +++ b/lib/ethdev/ethdev_driver.h
> >>>> @@ -990,6 +990,20 @@ typedef int (*eth_representor_info_get_t)(struct
> >>>> rte_eth_dev *dev,
> >>>> typedef int (*eth_rx_metadata_negotiate_t)(struct rte_eth_dev *dev,
> >>>> uint64_t *features);
> >>>>
> >>>> +/**
> >>>> + * @internal
> >>>> + * Get ethdev private info.
> >>>
> >>> Suggestion: Dump ethdev private info to a file.
> >>>
> >>>> + *
> >>>> + * @param file
> >>>> + * A pointer to a file for output.
> >>>> + * @param dev
> >>>> + * Port (ethdev) handle.
> >>>> + *
> >>>> + * @return
> >>>> + * Negative errno value on error, positive value on success.
> >>>> + */
> >>>> +typedef int (*eth_dev_priv_dump_t)(FILE *file, struct rte_eth_dev
> >>>> *dev);
> >>>> +
> >>>> /**
> >>>> * @internal A structure containing the functions exported by an
> >>>> Ethernet driver.
> >>>> */
> >>>> @@ -1186,6 +1200,9 @@ struct eth_dev_ops {
> >>>> * kinds of metadata to the PMD
> >>>> */
> >>>> eth_rx_metadata_negotiate_t rx_metadata_negotiate;
> >>>> +
> >>>> + /** Dump ethdev private info */
> >>>> + eth_dev_priv_dump_t eth_dev_priv_dump;
> >>>> };
> >>>>
> >>>> /**
> >>>> diff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c
> >>>> index a1d475a292..9fc6d91d76 100644
> >>>> --- a/lib/ethdev/rte_ethdev.c
> >>>> +++ b/lib/ethdev/rte_ethdev.c
> >>>> @@ -6472,6 +6472,21 @@ rte_eth_rx_metadata_negotiate(uint16_t port_id,
> >>>> uint64_t *features)
> >>>> (*dev->dev_ops->rx_metadata_negotiate)(dev,
> >>>> features));
> >>>> }
> >>>>
> >>>> +int
> >>>> +rte_eth_dev_priv_dump(FILE *file, uint16_t port_id)
> >>>> +{
> >>>> + struct rte_eth_dev *dev;
> >>>> + int ret;
> >>>> +
> >>>> + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
> >>>> + dev = &rte_eth_devices[port_id];
> >>>> +
> >>>> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->eth_dev_priv_dump, -
> >>>> ENOTSUP);
> >>>> + ret = (*dev->dev_ops->eth_dev_priv_dump)(file, dev);
> >>>> +
> >>>> + return ret;
> >>>> +}
> >>>> +
> >>>> RTE_LOG_REGISTER_DEFAULT(rte_eth_dev_logtype, INFO);
> >>>>
> >>>> RTE_INIT(ethdev_init_telemetry)
> >>>> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
> >>>> index fa299c8ad7..8e33e6927f 100644
> >>>> --- a/lib/ethdev/rte_ethdev.h
> >>>> +++ b/lib/ethdev/rte_ethdev.h
> >>>> @@ -5888,6 +5888,22 @@ rte_eth_tx_buffer(uint16_t port_id, uint16_t
> >>>> queue_id,
> >>>> return rte_eth_tx_buffer_flush(port_id, queue_id, buffer);
> >>>> }
> >>>>
> >>>> +/**
> >>>> + * @warning
> >>>> + * @b EXPERIMENTAL: this API may change, or be removed, without prior
> >>>> notice
> >>>> + *
> >>>> + * Get ethdev private info.
> >>>
> >>> Suggestion: Dump ethdev private info to a file.
> >>>
> >>>> + *
> >>>> + * @param file
> >>>> + * A pointer to a file for output.
> >>>> + * @param port_id
> >>>> + * The port identifier of the Ethernet device.
> >>>> + * @return
> >>>> + * Negative errno value on error, positive value on success.
> >>>> + */
> >>>> +__rte_experimental
> >>>> +int rte_eth_dev_priv_dump(FILE *file, uint16_t port_id);
> >>>> +
> >>>> #ifdef __cplusplus
> >>>> }
> >>>> #endif
> >>>> --
> >>>> 2.33.0
> >>>>
> >>>
> >>> You should probably also add rte_eth_dev_priv_dump to the EXPERIMENTAL section of the version.map file.
> >>>
> >>> Acked-by: Morten Brørup <mb@smartsharesystems.com>
> >>>
> >>> .
> >>>
> > .
> >
next prev parent reply other threads:[~2022-01-18 15:33 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-11 11:54 [RFC] " Min Hu (Connor)
2022-01-11 12:10 ` Morten Brørup
2022-01-12 2:40 ` Min Hu (Connor)
2022-01-11 12:48 ` Thomas Monjalon
2022-01-12 2:41 ` Min Hu (Connor)
2022-01-12 2:44 ` Min Hu (Connor)
2022-01-12 10:13 ` Thomas Monjalon
2022-01-12 10:56 ` Min Hu (Connor)
2022-01-12 2:40 ` [RFC v2] " Min Hu (Connor)
2022-01-12 7:20 ` Morten Brørup
2022-01-12 11:15 ` Min Hu (Connor)
2022-01-14 17:56 ` Ajit Khaparde
2022-01-15 0:24 ` Min Hu (Connor)
2022-01-18 15:33 ` Ajit Khaparde [this message]
2022-01-12 11:14 ` [RFC v3] " Min Hu (Connor)
2022-01-12 12:05 ` Ray Kinsella
2022-01-18 15:34 ` Ajit Khaparde
2022-01-25 12:56 ` Ferruh Yigit
2022-01-25 12:58 ` Ferruh Yigit
2022-01-25 13:45 ` Min Hu (Connor)
2022-02-03 13:21 ` Ferruh Yigit
2022-02-07 1:37 ` Min Hu (Connor)
2022-02-07 1:35 ` Min Hu (Connor)
2022-02-07 1:47 ` [PATCH] " Min Hu (Connor)
2022-02-07 11:46 ` Ferruh Yigit
2022-02-07 12:18 ` Morten Brørup
2022-02-07 12:35 ` Ferruh Yigit
2022-02-07 12:56 ` Morten Brørup
2022-02-07 15:35 ` Ferruh Yigit
2022-02-08 0:39 ` Min Hu (Connor)
2022-02-08 10:21 ` Ferruh Yigit
2022-02-08 11:14 ` Min Hu (Connor)
2022-02-08 12:59 ` Ferruh Yigit
2022-02-08 13:52 ` Thomas Monjalon
2022-02-09 1:07 ` Min Hu (Connor)
2022-02-09 1:06 ` Min Hu (Connor)
2022-02-08 2:46 ` Min Hu (Connor)
2022-02-08 2:45 ` [PATCH v2] ethdev: introduce " Min Hu (Connor)
2022-02-09 1:21 ` [PATCH v3] " Min Hu (Connor)
2022-02-10 12:32 ` Ferruh Yigit
2022-02-10 12:34 ` Ferruh Yigit
2022-02-11 4:53 ` Min Hu (Connor)
2022-02-10 12:37 ` Ferruh Yigit
2022-02-10 13:16 ` Min Hu (Connor)
2022-02-10 13:22 ` Ferruh Yigit
2022-02-10 15:50 ` Ferruh Yigit
2022-02-11 4:52 ` Min Hu (Connor)
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=CACZ4nhsJvtZQ9GB6g88fpi+_84dKmT-H5k3RUUXwzW_dwg+zvA@mail.gmail.com \
--to=ajit.khaparde@broadcom.com \
--cc=dev@dpdk.org \
--cc=ferruh.yigit@intel.com \
--cc=humin29@huawei.com \
--cc=mb@smartsharesystems.com \
--cc=thomas@monjalon.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).