[dpdk-dev] [PATCH v6 00/11] example/l3fwd: introduce event device support
Jerin Jacob
jerinjacobk at gmail.com
Tue Jan 28 10:09:16 CET 2020
On Tue, Jan 28, 2020 at 11:05 AM <pbhagavatula at marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavatula at marvell.com>
>
> This patchset adds support for event mode in l3fwd.
> The poll mode is still the default mode of operation.
>
> The following new command line parameters are added:
> --mode: Dictates the mode of operation either poll or event. If unset then
> by default poll mode is used.
> --eventq_sched: Dictates event synchronization mode i.e. either ordered,
> atomic or parallel.
> --event-eth-rxqs: Number of ethernet RX queues per device.
>
> 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.
>
> v6 Changes:
> ----------
> - Fix typo in comments.
>
> v5 Changes:
> ----------
> - Update release notes and MAINTAINERS file.
> - Fix typo in doc.
>
> v4 Changes:
> ----------
> - Update documentation about --event-eth-rxqs. (Jerin)
> - Add validation for command line options that are specific to event/poll mode.
> - Fix event device service initialization.
>
> v3 Changes:
> ----------
> - Unify argument parsing.
> - Segregate poll mode and event mode initialization.
> - Simplify event resource creation and accesses.
> - Integrate http://patches.dpdk.org/project/dpdk/list/?series=8002 series.
> - Reduce code duplication in lpm.
>
> v2 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.
> - Add parallel mode support.
> - Fix missing eventdev args parsing.
>
>
> Pavan Nikhilesh (7):
> examples/l3fwd: add event device configuration
> examples/l3fwd: add event eth Rx/Tx adapter setup
> examples/l3fwd: add service core setup based on caps
> examples/l3fwd: add event lpm main loop
> examples/l3fwd: add event em main loop
> examples/l3fwd: add graceful teardown for eventdevice
> doc: update l3fwd user guide to support eventdev
>
> Sunil Kumar Kori (4):
> examples/l3fwd: add framework for event device
> examples/l3fwd: split pipelines based on capability
> examples/l3fwd: add ethdev setup based on eventdev
> examples/l3fwd: add event port and queue setup
Series-Acked-by: Jerin Jacob <jerinj at marvell.com>
Series applied to dpdk-next-eventdev/master. Thanks.
>
> MAINTAINERS | 1 +
> doc/guides/rel_notes/release_20_02.rst | 5 +
> doc/guides/sample_app_ug/l3_forward.rst | 79 ++++-
> examples/l3fwd/Makefile | 3 +-
> examples/l3fwd/l3fwd.h | 30 ++
> examples/l3fwd/l3fwd_em.c | 177 +++++++++++
> examples/l3fwd/l3fwd_em.h | 159 +++++++---
> examples/l3fwd/l3fwd_em_hlm.h | 131 ++++++++
> examples/l3fwd/l3fwd_em_sequential.h | 26 ++
> examples/l3fwd/l3fwd_event.c | 263 ++++++++++++++++
> examples/l3fwd/l3fwd_event.h | 86 ++++++
> examples/l3fwd/l3fwd_event_generic.c | 303 ++++++++++++++++++
> examples/l3fwd/l3fwd_event_internal_port.c | 279 +++++++++++++++++
> examples/l3fwd/l3fwd_lpm.c | 203 ++++++++++++
> examples/l3fwd/main.c | 341 +++++++++++++++++----
> examples/l3fwd/meson.build | 5 +-
> 16 files changed, 1976 insertions(+), 115 deletions(-)
> create mode 100644 examples/l3fwd/l3fwd_event.c
> create mode 100644 examples/l3fwd/l3fwd_event.h
> create mode 100644 examples/l3fwd/l3fwd_event_generic.c
> create mode 100644 examples/l3fwd/l3fwd_event_internal_port.c
>
> --
> 2.17.1
>
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