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From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Cc: dev@dpdk.org, gavin.hu@arm.com, nd@arm.com
Subject: Re: [dpdk-dev] [RFC] queue: introduce queue APIs and driver framework
Date: Wed, 27 Jun 2018 21:49:49 +0530	[thread overview]
Message-ID: <20180627161947.GA28037@jerin> (raw)
In-Reply-To: <1530115574-102162-1-git-send-email-honnappa.nagarahalli@arm.com>

-----Original Message-----
> Date: Wed, 27 Jun 2018 11:06:13 -0500
> From: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> To: dev@dpdk.org
> CC: honnappa.nagarahalli@arm.com, gavin.hu@arm.com, nd@arm.com
> Subject: [dpdk-dev] [RFC] queue: introduce queue APIs and driver framework
> X-Mailer: git-send-email 2.7.4
> 
> 
> DPDK offers pipeline model of packet processing. One of the key
> components of this model is the core to core packet exchange.
> rte_ring and rte_event_ring functions are 2 methods provided
> currently for core to core communication. However, these two
> do not separate the APIs from implementation. This does not
> allow using hardware queue implementations in pipeline model.
> This change adds queue APIs and driver framework so that
> HW queues can be used for core to core communication in
> pipeline model.
> When different implementations (ex: HW queues and rte_ring) are used

Just to understand, Do you have any HW in mind where it can do
generic multi producer/multi consumer queue operations for core to core
in HW as offload.



> for the same object in different platforms, it is important to
> make sure that the application is portable. Hence features of
> different implementations must be elevated to the API level, so that
> the application writers can make the right choice.
> Currently, basic APIs are created, will add more required APIs
> as this progresses.
> 
> Honnappa Nagarahalli (1):
>   queue: introduce queue APIs and driver framework
> 
>  lib/librte_queue/rte_queue.c        | 122 ++++++++++++++++++++++
>  lib/librte_queue/rte_queue.h        | 200 ++++++++++++++++++++++++++++++++++++
>  lib/librte_queue/rte_queue_driver.h | 157 ++++++++++++++++++++++++++++
>  3 files changed, 479 insertions(+)
>  create mode 100644 lib/librte_queue/rte_queue.c
>  create mode 100644 lib/librte_queue/rte_queue.h
>  create mode 100644 lib/librte_queue/rte_queue_driver.h
> 
> --
> 2.7.4
> 

  parent reply	other threads:[~2018-06-27 16:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-27 16:06 Honnappa Nagarahalli
2018-06-27 16:06 ` Honnappa Nagarahalli
2018-06-27 16:19 ` Jerin Jacob [this message]
2018-07-11  2:02   ` Honnappa Nagarahalli
2018-07-11  6:51     ` Jerin Jacob
2018-07-16  2:51       ` Honnappa Nagarahalli

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