[dpdk-dev] [PATCH 6/6] testpmd: update documentation

[Zhihong Wang]

This patch updates documentation for testpmd.


Signed-off-by: Zhihong Wang <zhihong.wang at intel.com>
---
 doc/guides/testpmd_app_ug/run_app.rst       |  1 +
 doc/guides/testpmd_app_ug/testpmd_funcs.rst | 10 +++++++---
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst
index f605564..edd3e42 100644
--- a/doc/guides/testpmd_app_ug/run_app.rst
+++ b/doc/guides/testpmd_app_ug/run_app.rst
@@ -328,6 +328,7 @@ The commandline options are:
     Set the forwarding mode where ``mode`` is one of the following::
 
        io (the default)
+       io_retry
        mac
        mac_retry
        mac_swap
diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
index aed5e47..7703c89 100644
--- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
+++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
@@ -98,9 +98,11 @@ Start packet forwarding with current configuration::
 start tx_first
 ~~~~~~~~~~~~~~
 
-Start packet forwarding with current configuration after sending one burst of packets::
+Start packet forwarding with current configuration after sending specified number of bursts of packets::
 
-   testpmd> start tx_first
+   testpmd> start tx_first (""|burst_num)
+
+The default burst number is 1 when ``burst_num`` not presented.
 
 stop
 ~~~~
@@ -249,7 +251,7 @@ set fwd
 
 Set the packet forwarding mode::
 
-   testpmd> set fwd (io|mac|mac_retry|macswap|flowgen| \
+   testpmd> set fwd (io|io_retry|mac|mac_retry|macswap|flowgen| \
                      rxonly|txonly|csum|icmpecho)
 
 The available information categories are:
@@ -258,6 +260,8 @@ The available information categories are:
   This is the fastest possible forwarding operation as it does not access packets data.
   This is the default mode.
 
+* ``io_retry``: Forwards packets "as-is" in I/O retry mode.
+
 * ``mac``: Changes the source and the destination Ethernet addresses of packets before forwarding them.
 
 * ``mac_retry``: Same as "mac" forwarding mode, but includes retries if the destination queue is full.
-- 
2.5.0