On Wed, Mar 13, 2024 at 11:34:31PM +0100, Francesco Valla wrote:
> Document basic concepts, APIs and behaviour of the CAN ISO-TP (ISO
> 15765-2) stack.
>
> Signed-off-by: Francesco Valla <valla.francesco@xxxxxxxxx>
> ---
> Documentation/networking/index.rst | 1 +
> Documentation/networking/isotp.rst | 347 +++++++++++++++++++++++++++++
> 2 files changed, 348 insertions(+)
> create mode 100644 Documentation/networking/isotp.rst
>
> diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst
> index 473d72c36d61..ba22acfae389 100644
> --- a/Documentation/networking/index.rst
> +++ b/Documentation/networking/index.rst
> @@ -19,6 +19,7 @@ Contents:
> caif/index
> ethtool-netlink
> ieee802154
> + isotp
> j1939
> kapi
> msg_zerocopy
> diff --git a/Documentation/networking/isotp.rst b/Documentation/networking/isotp.rst
> new file mode 100644
> index 000000000000..d0c49fd1f5c9
> --- /dev/null
> +++ b/Documentation/networking/isotp.rst
> @@ -0,0 +1,347 @@
> +.. SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
> +
> +====================
> +ISO-TP (ISO 15765-2) Transport Protocol
> +====================
> +
> +Overview
> +=========================
> +
<snipped>...
> +Multi-frame transport support
> +--------------------------
> +
htmldocs build reports new warnings:
/home/bagas/repo/linux-kernel/Documentation/networking/isotp.rst:3: WARNING: Title overline too short.
====================
ISO-TP (ISO 15765-2) Transport Protocol
====================
/home/bagas/repo/linux-kernel/Documentation/networking/isotp.rst:275: WARNING: Title underline too short.
Multi-frame transport support
--------------------------
/home/bagas/repo/linux-kernel/Documentation/networking/isotp.rst:275: WARNING: Title underline too short.
Multi-frame transport support
--------------------------
I have applied the fixup:
---- >8 ----
diff --git a/Documentation/networking/isotp.rst b/Documentation/networking/isotp.rst
index d0c49fd1f5c976..a104322ddb6c5e 100644
--- a/Documentation/networking/isotp.rst
+++ b/Documentation/networking/isotp.rst
@@ -1,11 +1,11 @@
.. SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
-====================
+=======================================
ISO-TP (ISO 15765-2) Transport Protocol
-====================
+=======================================
Overview
-=========================
+========
ISO-TP, also known as ISO 15765-2 from the ISO standard it is defined in, is a
transport protocol specifically defined for diagnostic communication on CAN.
@@ -272,7 +272,7 @@ differ less than this value will be ignored:
ret = setsockopt(s, SOL_CAN_ISOTP, CAN_ISOTP_RX_STMIN, &stmin, sizeof(stmin));
Multi-frame transport support
---------------------------
+-----------------------------
The ISO-TP stack contained inside the Linux kernel supports the multi-frame
transport mechanism defined by the standard, with the following contraints:
Thanks.
--
An old man doll... just what I always wanted! - Clara
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