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From: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>
To: "Gujjar, Abhinandan S" <abhinandan.gujjar@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"Doherty, Declan" <declan.doherty@intel.com>,
	"akhil.goyal@nxp.com" <akhil.goyal@nxp.com>,
	"Honnappa.Nagarahalli@arm.com" <Honnappa.Nagarahalli@arm.com>
Cc: "Vangati, Narender" <narender.vangati@intel.com>,
	"jerinj@marvell.com" <jerinj@marvell.com>
Subject: Re: [dpdk-dev] [v4 3/3] doc: add enqueue callback APIs
Date: Tue, 27 Oct 2020 12:51:37 +0000	[thread overview]
Message-ID: <BYAPR11MB33012818E71424C4CF29F99F9A160@BYAPR11MB3301.namprd11.prod.outlook.com> (raw)
In-Reply-To: <1603619090-118652-4-git-send-email-abhinandan.gujjar@intel.com>



> 
> Add enqueue callback support for cryptodev library
> 
> Signed-off-by: Abhinandan Gujjar <abhinandan.gujjar@intel.com>
> ---
>  doc/guides/prog_guide/cryptodev_lib.rst | 22 ++++++++++++++++++++++
>  doc/guides/rel_notes/release_20_11.rst  |  5 +++++
>  2 files changed, 27 insertions(+)
> 
> diff --git a/doc/guides/prog_guide/cryptodev_lib.rst b/doc/guides/prog_guide/cryptodev_lib.rst
> index 72129e4..bb3de61 100644
> --- a/doc/guides/prog_guide/cryptodev_lib.rst
> +++ b/doc/guides/prog_guide/cryptodev_lib.rst
> @@ -366,6 +366,28 @@ can never be larger than ``nb_ops``.
>     uint16_t rte_cryptodev_dequeue_burst(uint8_t dev_id, uint16_t qp_id,
>                                          struct rte_crypto_op **ops, uint16_t nb_ops)
> 
> +User callback APIs
> +~~~~~~~~~~~~~~~~~~
> +The add API configures a callback function to be called for each burst of crypto
> +ops received on a given crypto device queue pair. The return value is a pointer
> +that can be used later to remove the callback using rte_cryptodev_remove_enq_callback().
> +Multiple callback functions can be added for a given queue pair.
> +
> +.. code-block:: c
> +
> +   struct rte_cryptodev_cb *
> +	rte_cryptodev_add_enq_callback(uint8_t dev_id,
> +				       uint16_t qp_id,
> +				       rte_cryptodev_callback_fn cb_fn,
> +				       void *cb_arg);
> +
> +The remove API removes a callback function added by rte_cryptodev_add_enq_callback().
> +
> +.. code-block:: c
> +
> +	int rte_cryptodev_remove_enq_callback(uint8_t dev_id,
> +					      uint16_t qp_id,
> +				              struct rte_cryptodev_cb *cb);


Please add explicit statement that all installed callbacks wouldn't suruvive dev_configure().
So it is user responsibility to: remove them before dev_configure() and (re)install after.
With that in place:
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>

> 
>  Operation Representation
>  ~~~~~~~~~~~~~~~~~~~~~~~~
> diff --git a/doc/guides/rel_notes/release_20_11.rst b/doc/guides/rel_notes/release_20_11.rst
> index 48717ee..7e2fd30 100644
> --- a/doc/guides/rel_notes/release_20_11.rst
> +++ b/doc/guides/rel_notes/release_20_11.rst
> @@ -285,6 +285,11 @@ New Features
>    * Added scatter gather support.
>    * Added NIST GCMVS complaint GMAC test method support.
> 
> +* **Added enqueue callback APIs for cryptodev library.**
> +
> +  Cryptodev is added with enqueue callback APIs to enable applications
> +  to add/remove user callbacks which gets called for every enqueue
> +  operations.
> 
>  Removed Items
>  -------------
> --
> 1.9.1


  parent reply	other threads:[~2020-10-27 12:52 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-25  9:44 [dpdk-dev] [v4 0/3] support enqueue callbacks on cryptodev Abhinandan Gujjar
2020-10-25  9:44 ` [dpdk-dev] [v4 1/3] cryptodev: support enqueue callback functions Abhinandan Gujjar
2020-10-27 12:47   ` Ananyev, Konstantin
2020-10-27 17:16     ` Gujjar, Abhinandan S
2020-10-27 17:20       ` Ananyev, Konstantin
2020-10-27 17:22         ` Gujjar, Abhinandan S
2020-10-27 18:19   ` Akhil Goyal
2020-10-27 19:16     ` Gujjar, Abhinandan S
2020-10-27 19:26       ` Akhil Goyal
2020-10-27 19:41         ` Gujjar, Abhinandan S
2020-10-27 18:28   ` Akhil Goyal
2020-10-28  8:20     ` Gujjar, Abhinandan S
2020-10-28 12:55       ` Ananyev, Konstantin
2020-10-28 14:28         ` Akhil Goyal
2020-10-28 14:52           ` Ananyev, Konstantin
2020-10-28 15:11           ` [dpdk-dev] [dpdk-techboard] " Bruce Richardson
2020-10-28 15:22             ` Honnappa Nagarahalli
2020-10-29 13:52               ` Gujjar, Abhinandan S
2020-10-29 14:00                 ` Akhil Goyal
2020-10-30  4:24                   ` Gujjar, Abhinandan S
2020-10-30 17:18                     ` Gujjar, Abhinandan S
2020-10-29 14:26               ` Kinsella, Ray
2020-10-25  9:44 ` [dpdk-dev] [v4 2/3] test: add testcase for crypto enqueue callback Abhinandan Gujjar
2020-10-25  9:44 ` [dpdk-dev] [v4 3/3] doc: add enqueue callback APIs Abhinandan Gujjar
2020-10-26 19:08   ` Akhil Goyal
2020-10-27  3:52     ` Gujjar, Abhinandan S
2020-10-27 12:51   ` Ananyev, Konstantin [this message]
2020-10-27 17:17     ` Gujjar, Abhinandan S

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