From a4f5612353e9fd724db7ad301da533285b4cad99 Mon Sep 17 00:00:00 2001
From: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Date: Mon, 24 Sep 2018 13:32:20 +0530
Subject: [PATCH] doc: update eventdev app guide for Tx adapter

Update eventdev application guide to reflect Tx adapter related changes.

Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
---
 .../eventdev_pipeline_atq_test_generic.svg    | 848 +++++++++++-------
 ...ntdev_pipeline_atq_test_internal_port.svg} |  26 +-
 .../eventdev_pipeline_queue_test_generic.svg  | 570 +++++++-----
 ...dev_pipeline_queue_test_internal_port.svg} |  22 +-
 doc/guides/tools/testeventdev.rst             |  44 +-
 5 files changed, 932 insertions(+), 578 deletions(-)
 rename doc/guides/tools/img/{eventdev_pipeline_atq_test_lockfree.svg => eventdev_pipeline_atq_test_internal_port.svg} (99%)
 rename doc/guides/tools/img/{eventdev_pipeline_queue_test_lockfree.svg => eventdev_pipeline_queue_test_internal_port.svg} (99%)

diff --git a/doc/guides/tools/img/eventdev_pipeline_atq_test_generic.svg b/doc/guides/tools/img/eventdev_pipeline_atq_test_generic.svg
index e333679894..707b9b56b3 100644
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+         id="tspan1265-4">(Internal port)</tspan></text>
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diff --git a/doc/guides/tools/testeventdev.rst b/doc/guides/tools/testeventdev.rst
index 46effd8714..cddba3be08 100644
--- a/doc/guides/tools/testeventdev.rst
+++ b/doc/guides/tools/testeventdev.rst
@@ -70,6 +70,8 @@ The following are the application command-line options:
          order_atq
          perf_queue
          perf_atq
+         pipeline_atq
+         pipeline_queue
 
 * ``--socket_id <n>``
 
@@ -521,8 +523,9 @@ This is a pipeline test case that aims at testing the following:
    +===+==============+================+=========================================+
    | 1 | nb_queues    | (nb_producers  | Queues will be configured based on the  |
    |   |              | * nb_stages) + | user requested sched type list(--stlist)|
-   |   |              | x              | Here value of x is 1 in generic pipeline|
-   |   |              |                | and nb_producers in lockfree pipeline   |
+   |   |              | nb_producers   | At the last stage of the schedule list  |
+   |   |              |                | the event is enqueued onto per port     |
+   |   |              |                | unique queue which is then Transmitted. |
    +---+--------------+----------------+-----------------------------------------+
    | 2 | nb_producers | >= 1           | Producers will be configured based on   |
    |   |              |                | the number of detected ethernet devices.|
@@ -533,17 +536,19 @@ This is a pipeline test case that aims at testing the following:
    |   |              |                | argument                                |
    +---+--------------+----------------+-----------------------------------------+
    | 4 | nb_ports     | nb_workers +   | Workers use port 0 to port n.           |
-   |   |              | nb_producers   | Producers use port n+1 to port n+m,     |
-   |   |              |                | depending on the Rx adapter capability. |
+   |   |              | (nb_produces * | Producers use port n+1 to port n+m,     |
+   |   |              | 2)             | depending on the Rx adapter capability. |
+   |   |              |                | Consumers use port n+m+1 to port n+o    |
+   |   |              |                | depending on the Tx adapter capability. |
    +---+--------------+----------------+-----------------------------------------+
 
 .. _figure_eventdev_pipeline_queue_test_generic:
 
 .. figure:: img/eventdev_pipeline_queue_test_generic.*
 
-.. _figure_eventdev_pipeline_queue_test_lockfree:
+.. _figure_eventdev_pipeline_queue_test_internal_port:
 
-.. figure:: img/eventdev_pipeline_queue_test_lockfree.*
+.. figure:: img/eventdev_pipeline_queue_test_internal_port.*
 
    pipeline queue test operation.
 
@@ -568,10 +573,11 @@ the last stage in the pipeline if the event type is ``atomic`` it is enqueued
 onto ethdev Tx queue else to maintain ordering the event type is set to
 ``atomic`` and enqueued onto the last stage queue.
 
-If the ethernet has ``DEV_TX_OFFLOAD_MT_LOCKFREE`` capability then the worker
-cores transmit the packets directly. Else the worker cores enqueue the packet
-onto the ``SINGLE_LINK_QUEUE`` that is managed by a Tx service. The Tx service
-dequeues the packet and transmits it.
+If the ethdev and eventdev pair have ``RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT``
+capability then the worker cores enqueue the packets to the eventdev directly
+using ``rte_event_eth_tx_adapter_enqueue`` else the worker cores enqueue the
+packet onto the ``SINGLE_LINK_QUEUE`` that is managed by the Tx adapter.
+The Tx adapter dequeues the packet and transmits it.
 
 On packet Tx, application increments the number events processed and print
 periodically in one second to get the number of events processed in one
@@ -628,8 +634,9 @@ This is a pipeline test case that aims at testing the following with
    +===+==============+================+=========================================+
    | 1 | nb_queues    | nb_producers + | Queues will be configured based on the  |
    |   |              | x              | user requested sched type list(--stlist)|
-   |   |              |                | where x = 1 in generic pipeline and 0   |
-   |   |              |                | in lockfree pipeline                    |
+   |   |              |                | where x = nb_producers in generic       |
+   |   |              |                | pipeline and 0 if all the ethdev        |
+   |   |              |                | being used have Internal port capability|
    +---+--------------+----------------+-----------------------------------------+
    | 2 | nb_producers | >= 1           | Producers will be configured based on   |
    |   |              |                | the number of detected ethernet devices.|
@@ -640,17 +647,22 @@ This is a pipeline test case that aims at testing the following with
    |   |              |                | argument                                |
    +---+--------------+----------------+-----------------------------------------+
    | 4 | nb_ports     | nb_workers +   | Workers use port 0 to port n.           |
-   |   |              | nb_producers   | Producers use port n+1 to port n+m,     |
-   |   |              |                | depending on the Rx adapter capability. |
+   |   |              | nb_producers + | Producers use port n+1 to port n+m,     |
+   |   |              | x              | depending on the Rx adapter capability. |
+   |   |              |                | x = nb_producers in generic pipeline and|
+   |   |              |                | 0 if all the ethdev being used have     |
+   |   |              |                | Internal port capability.               |
+   |   |              |                | Consumers may use port n+m+1 to port n+o|
+   |   |              |                | depending on the Tx adapter capability. |
    +---+--------------+----------------+-----------------------------------------+
 
 .. _figure_eventdev_pipeline_atq_test_generic:
 
 .. figure:: img/eventdev_pipeline_atq_test_generic.*
 
-.. _figure_eventdev_pipeline_atq_test_lockfree:
+.. _figure_eventdev_pipeline_atq_test_internal_port:
 
-.. figure:: img/eventdev_pipeline_atq_test_lockfree.*
+.. figure:: img/eventdev_pipeline_atq_test_internal_port.*
 
    pipeline atq test operation.
 
-- 
2.20.1