[dpdk-dev] [PATCH v7 17/17] doc: update mlx5 support for conntrack

[Bing Zhao <bingz@nvidia.com>]

In the release notes and mlx5 NIC document, the support and
limitation of connection tracking are added.

Signed-off-by: Bing Zhao <bingz@nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
---
 doc/guides/nics/features/default.ini   |  1 +
 doc/guides/nics/features/mlx5.ini      |  1 +
 doc/guides/nics/mlx5.rst               | 14 ++++++++++++++
 doc/guides/rel_notes/release_21_05.rst |  2 ++
 4 files changed, 18 insertions(+)

diff --git a/doc/guides/nics/features/default.ini b/doc/guides/nics/features/default.ini
index 8046bd121e..0deb4ef547 100644
--- a/doc/guides/nics/features/default.ini
+++ b/doc/guides/nics/features/default.ini
@@ -66,6 +66,7 @@ Module EEPROM dump   =
 Registers dump       =
 LED                  =
 Multiprocess aware   =
+Connection tracking  =
 FreeBSD              =
 Linux                =
 Windows              =
diff --git a/doc/guides/nics/features/mlx5.ini b/doc/guides/nics/features/mlx5.ini
index ddd131da16..45dbe75d07 100644
--- a/doc/guides/nics/features/mlx5.ini
+++ b/doc/guides/nics/features/mlx5.ini
@@ -45,6 +45,7 @@ Stats per queue      = Y
 FW version           = Y
 Module EEPROM dump   = Y
 Multiprocess aware   = Y
+Connection tracking  = Y
 Linux                = Y
 Windows              = P
 ARMv8                = Y
diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index e7aeb779fd..5aa1100a83 100644
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -108,6 +108,7 @@ Features
   flow group.
 - Flow metering, including meter policy API.
 - Flow integrity offload API.
+- Connection tracking.
 
 Limitations
 -----------
@@ -433,6 +434,14 @@ Limitations
       or
       flow create 0 ingress pattern integrity level is 0 value mask l4_ok value spec 0 / eth / ipv4 proto is udp / end …
 
+- Connection tracking:
+
+  - connection tracking (conntrack) couldn't co-exist with ASO meter, ASO age action in a single flow rule.
+  - Flow rules insertion rate and memory consumption.
+  - software limitation:
+     - ports: a maximal number of 256.
+     - conntrack: a maximal number of 4M.
+
 Statistics
 ----------
 
@@ -1695,6 +1704,11 @@ Supported hardware offloads
    |                       | | rdma-core 35  | | rdma-core 35  |
    |                       | | ConnectX-5    | | ConnectX-5    |
    +-----------------------+-----------------+-----------------+
+   | Connection tracking   | |               | | DPDK 21.05    |
+   |                       | |     N/A       | | OFED 5.3      |
+   |                       | |               | | rdma-core 35  |
+   |                       | |               | | ConnectX-6 Dx |
+   +-----------------------+-----------------+-----------------+
 
 .. table:: Minimal SW/HW versions for shared action offload
    :name: sact
diff --git a/doc/guides/rel_notes/release_21_05.rst b/doc/guides/rel_notes/release_21_05.rst
index 4938c931ff..1b4b13f76c 100644
--- a/doc/guides/rel_notes/release_21_05.rst
+++ b/doc/guides/rel_notes/release_21_05.rst
@@ -167,6 +167,8 @@ New Features
   * Added support for ASO (Advanced Steering Operation) meter.
   * Added support for ASO metering by PPS (packet per second).
   * Added support for the monitor policy of Power Management API.
+  * Added support for connection tracking action and item as well as context create,
+    destroy, update and query.
 
 * **Updated NXP DPAA driver.**
 
-- 
2.26.2