[PATCH v8 01/28] net/rnp: add skeleton

[Wenbo Cao <caowenbo@mucse.com>]

Add basic PMD library and doc build infrastructure
Update maintainers file to claim responsibility.

Signed-off-by: Wenbo Cao <caowenbo@mucse.com>
Reviewed-by: Thomas Monjalon <thomas@monjalon.net>
---
 MAINTAINERS                      |  6 +++
 doc/guides/nics/features/rnp.ini |  8 ++++
 doc/guides/nics/index.rst        |  1 +
 doc/guides/nics/rnp.rst          | 82 ++++++++++++++++++++++++++++++++
 drivers/net/meson.build          |  1 +
 drivers/net/rnp/meson.build      | 11 +++++
 drivers/net/rnp/rnp_ethdev.c     |  3 ++
 7 files changed, 112 insertions(+)
 create mode 100644 doc/guides/nics/features/rnp.ini
 create mode 100644 doc/guides/nics/rnp.rst
 create mode 100644 drivers/net/rnp/meson.build
 create mode 100644 drivers/net/rnp/rnp_ethdev.c

diff --git a/MAINTAINERS b/MAINTAINERS
index 0f940ad713..f9e0a312db 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1011,6 +1011,12 @@ F: drivers/net/r8169/
 F: doc/guides/nics/r8169.rst
 F: doc/guides/nics/features/r8169.ini
 
+Mucse rnp
+M: Wenbo Cao <caowenbo@mucse.com>
+F: drivers/net/rnp
+F: doc/guides/nics/rnp.rst
+F: doc/guides/nics/features/rnp.ini
+
 Solarflare sfc_efx
 M: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
 F: drivers/common/sfc_efx/
diff --git a/doc/guides/nics/features/rnp.ini b/doc/guides/nics/features/rnp.ini
new file mode 100644
index 0000000000..2ad04ee330
--- /dev/null
+++ b/doc/guides/nics/features/rnp.ini
@@ -0,0 +1,8 @@
+;
+; Supported features of the 'rnp' network poll mode driver.
+;
+; Refer to default.ini for the full list of available PMD features.
+;
+[Features]
+Linux                = Y
+x86-64               = Y
diff --git a/doc/guides/nics/index.rst b/doc/guides/nics/index.rst
index 50688d9f64..6ce7ef24df 100644
--- a/doc/guides/nics/index.rst
+++ b/doc/guides/nics/index.rst
@@ -61,6 +61,7 @@ Network Interface Controller Drivers
     pfe
     qede
     r8169
+    rnp
     sfc_efx
     softnic
     tap
diff --git a/doc/guides/nics/rnp.rst b/doc/guides/nics/rnp.rst
new file mode 100644
index 0000000000..618baa836a
--- /dev/null
+++ b/doc/guides/nics/rnp.rst
@@ -0,0 +1,82 @@
+..  SPDX-License-Identifier: BSD-3-Clause
+    Copyright(c) 2023 Mucse IC Design Ltd.
+
+RNP Poll Mode driver
+====================
+
+The RNP ETHDEV PMD (**librte_net_rnp**) provides poll mode ethdev
+driver support for the inbuilt network device found in the **Mucse RNP**
+
+Prerequisites
+-------------
+More information can be found at `Mucse, Official Website
+<https://mucse.com/productDetail>`_.
+For English version you can download the below pdf.
+`<https://muchuang-bucket.oss-cn-beijing.aliyuncs.com/aea70403c0de4fa58cd507632009103dMUCSE%20Product%20Manual%202023.pdf>`
+
+Supported Chipsets and NICs
+---------------------------
+
+- MUCSE Ethernet Controller N10 Series for 10GbE or 40GbE (Dual-port)
+
+Chip Basic Overview
+-------------------
+N10 isn't normal with traditional PCIe network card, The chip only have two pcie physical function.
+The Chip max can support eight ports.
+
+.. code-block:: console
+
+  +------------------------------------------------+
+  |                      OS                        |
+  |                   PCIE (PF0)                   |
+  |    |            |            |            |    |
+  +----|------------|------------|------------|----+
+       |            |            |            |
+     +-|------------|------------|------------|-+
+     |                Extend Mac                |
+     |          VLAN/Unicast/multicast          |
+     |             Promisc Mode  Ctrl           |
+     |                                          |
+     +-|------------|------------|------------|-+
+       |            |            |            |
+   +---|---+    +---|---+    +---|---+    +---|---+
+   |       |    |       |    |       |    |       |
+   | MAC 0 |    | MAC 1 |    | MAC 2 |    | MAC 3 |
+   |       |    |       |    |       |    |       |
+   +---|---+    +---|---+    +---|---+    +---|---+
+       |            |            |            |
+   +---|---+    +---|---+    +---|---+    +---|---+
+   |       |    |       |    |       |    |       |
+   | PORT 0|    | PORT 1|    | PORT 2|    | PORT 3|
+   |       |    |       |    |       |    |       |
+   +-------+    +-------+    +-------+    +-------+
+
+  +------------------------------------------------+
+  |                       OS                       |
+  |                   PCIE (PF1)                   |
+  |    |            |            |            |    |
+  +----|------------|------------|------------|----+
+       |            |            |            |
+     +-|------------|------------|------------|-+
+     |                Extend Mac                |
+     |           VLAN/Unicast/multicast         |
+     |             Promisc Mode  Ctrl           |
+     |                                          |
+     +-|------------|------------|------------|-+
+       |            |            |            |
+   +---|---+    +---|---+    +---|---+    +---|---+
+   |       |    |       |    |       |    |       |
+   | MAC 4 |    | MAC 5 |    | MAC 6 |    | MAC 7 |
+   |       |    |       |    |       |    |       |
+   +---|---+    +---|---+    +---|---+    +---|---+
+       |            |            |            |
+   +---|---+    +---|---+    +---|---+    +---|---+
+   |       |    |       |    |       |    |       |
+   | PORT 4|    | PORT 5|    | PORT 6|    | PORT 7|
+   |       |    |       |    |       |    |       |
+   +-------+    +-------+    +-------+    +-------+
+
+Limitations or Known issues
+---------------------------
+
+BSD are not supported yet.
diff --git a/drivers/net/meson.build b/drivers/net/meson.build
index dafd637ba4..2e2327c760 100644
--- a/drivers/net/meson.build
+++ b/drivers/net/meson.build
@@ -54,6 +54,7 @@ drivers = [
         'qede',
         'r8169',
         'ring',
+        'rnp',
         'sfc',
         'softnic',
         'tap',
diff --git a/drivers/net/rnp/meson.build b/drivers/net/rnp/meson.build
new file mode 100644
index 0000000000..494f10efd0
--- /dev/null
+++ b/drivers/net/rnp/meson.build
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(C) 2023 Mucse IC Design Ltd.
+#
+if not is_linux
+    build = false
+    reason = 'only supported on Linux'
+endif
+
+sources = files(
+                'rnp_ethdev.c',
+)
diff --git a/drivers/net/rnp/rnp_ethdev.c b/drivers/net/rnp/rnp_ethdev.c
new file mode 100644
index 0000000000..9ce3c0b497
--- /dev/null
+++ b/drivers/net/rnp/rnp_ethdev.c
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2023 Mucse IC Design Ltd.
+ */
-- 
2.34.1