[dpdk-dev] [PATCH v6 00/10] example/l2fwd-event: introduce l2fwd-event example

Jerin Jacob jerinjacobk at gmail.com
Wed Oct 16 14:38:51 CEST 2019


On Mon, Oct 14, 2019 at 11:52 PM <pbhagavatula at marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavatula at marvell.com>
>
> This patchset adds a new application to demonstrate the usage of event
> mode. The poll mode is also available to help with the transition.
>
> The following new command line parameters are added:
>  --mode: Dictates the mode of operation either poll or event.
>  --eventq_sched: Dictates event scheduling mode ordered, atomic or
>                  parallel.
>
> Based on event device capability the configuration is done as follows:
>     - A single event device is enabled.
>     - The number of event ports is equal to the number of worker
>       cores enabled in the core mask. Additional event ports might
>       be configured based on Rx/Tx adapter capability.
>     - The number of event queues is equal to the number of ethernet
>       ports. If Tx adapter doesn't have internal port capability then
>       an additional single link event queue is used to enqueue events
>       to Tx adapter.
>     - Each event port is linked to all existing event queues.
>     - Dedicated Rx/Tx adapters for each Ethernet port.


+ Adding all eventdev PMD maintainers.

# Got the ACK from NXP after testing with their HW.
# I will merge this patch after the RC1. i.e End of next week if there
are no more review comments.
# Thanks Anoob and Lukas for the initial versions of this l2fwd-event support.

>
> v6 Changes:
> - Shorten the structure name `s/event_rsrc/evt_rsrc` `s/l2fwd_rsrc/rsrc`.
> - Use rte_panic instead of rte_exit.
> - Rebase on top of Tx adapter change http://patches.dpdk.org/patch/60971.
> - Update documentation and fix error, spellcheck.
> - Fix meson build.
> - Split functions into smaller functions for redability.
> - Add parallel mode support.
>
> v5 Changes:
> - Redo poll mode datapath by removing all the static globals.
> - Fix event queue configuration when required queues are not available.
> - Fix Rx/Tx adapter creation based on portmask.
> - Update release notes.
> - Unroll macro used to generate event mode functions.
>
> v4 Changes:
> - Fix missing eventdev args parsing.
>
> v3 Changes:
> - Remove unwanted change to example/l2fwd.
> - Fix checkpatch issue
>         http://mails.dpdk.org/archives/test-report/2019-September/098053.html
>
> v2 Changes:
> - Remove global variables.
> - Split patches to make reviews friendlier.
> - Split datapath based on eventdev capability.
>
> Pavan Nikhilesh (5):
>   examples/l2fwd-event: add default poll mode routines
>   examples/l2fwd-event: add infra for eventdev
>   examples/l2fwd-event: add service core setup
>   examples/l2fwd-event: add eventdev main loop
>   examples/l2fwd-event: add graceful teardown
>
> Sunil Kumar Kori (5):
>   examples/l2fwd-event: add infra to split eventdev framework
>   examples/l2fwd-event: add event device setup
>   examples/l2fwd-event: add eventdev queue and port setup
>   examples/l2fwd-event: add event Rx/Tx adapter setup
>   doc: add application usage guide for l2fwd-event
>
>  MAINTAINERS                                   |   6 +
>  doc/guides/rel_notes/release_19_11.rst        |   6 +
>  doc/guides/sample_app_ug/index.rst            |   1 +
>  doc/guides/sample_app_ug/intro.rst            |   5 +
>  doc/guides/sample_app_ug/l2_forward_event.rst | 711 ++++++++++++++++++
>  examples/Makefile                             |   1 +
>  examples/l2fwd-event/Makefile                 |  62 ++
>  examples/l2fwd-event/l2fwd_common.c           | 144 ++++
>  examples/l2fwd-event/l2fwd_common.h           | 133 ++++
>  examples/l2fwd-event/l2fwd_event.c            | 431 +++++++++++
>  examples/l2fwd-event/l2fwd_event.h            |  73 ++
>  examples/l2fwd-event/l2fwd_event_generic.c    | 315 ++++++++
>  .../l2fwd-event/l2fwd_event_internal_port.c   | 294 ++++++++
>  examples/l2fwd-event/l2fwd_poll.c             | 193 +++++
>  examples/l2fwd-event/l2fwd_poll.h             |  25 +
>  examples/l2fwd-event/main.c                   | 456 +++++++++++
>  examples/l2fwd-event/meson.build              |  18 +
>  examples/meson.build                          |   2 +-
>  18 files changed, 2875 insertions(+), 1 deletion(-)
>  create mode 100644 doc/guides/sample_app_ug/l2_forward_event.rst
>  create mode 100644 examples/l2fwd-event/Makefile
>  create mode 100644 examples/l2fwd-event/l2fwd_common.c
>  create mode 100644 examples/l2fwd-event/l2fwd_common.h
>  create mode 100644 examples/l2fwd-event/l2fwd_event.c
>  create mode 100644 examples/l2fwd-event/l2fwd_event.h
>  create mode 100644 examples/l2fwd-event/l2fwd_event_generic.c
>  create mode 100644 examples/l2fwd-event/l2fwd_event_internal_port.c
>  create mode 100644 examples/l2fwd-event/l2fwd_poll.c
>  create mode 100644 examples/l2fwd-event/l2fwd_poll.h
>  create mode 100644 examples/l2fwd-event/main.c
>  create mode 100644 examples/l2fwd-event/meson.build
>
> --
> 2.17.1
>


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