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docs: ethtool: document ETHTOOL_A_STATS_SRC and ETHTOOL_A_PAUSE_STATS_SRC

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Two new netlink attributes were added to PAUSE_GET and STATS_GET and
their replies. Document them.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vladimir Oltean 2023-01-19 14:26:57 +02:00 committed by David S. Miller
parent 04692c9020
commit c319df10a4
1 changed files with 18 additions and 0 deletions
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18
Documentation/networking/ethtool-netlink.rst
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@ -1092,8 +1092,18 @@ Request contents:
===================================== ====== ==========================
``ETHTOOL_A_PAUSE_HEADER`` nested request header
``ETHTOOL_A_PAUSE_STATS_SRC`` u32 source of statistics
===================================== ====== ==========================
``ETHTOOL_A_PAUSE_STATS_SRC`` is optional. It takes values from:
.. kernel-doc:: include/uapi/linux/ethtool.h
:identifiers: ethtool_mac_stats_src
If absent from the request, stats will be provided with
an ``ETHTOOL_A_PAUSE_STATS_SRC`` attribute in the response equal to
``ETHTOOL_MAC_STATS_SRC_AGGREGATE``.
Kernel response contents:
===================================== ====== ==========================
@ -1508,6 +1518,7 @@ Request contents:
======================================= ====== ==========================
``ETHTOOL_A_STATS_HEADER`` nested request header
``ETHTOOL_A_STATS_SRC`` u32 source of statistics
``ETHTOOL_A_STATS_GROUPS`` bitset requested groups of stats
======================================= ====== ==========================
@ -1516,6 +1527,8 @@ Kernel response contents:
+-----------------------------------+--------+--------------------------------+
| ``ETHTOOL_A_STATS_HEADER`` | nested | reply header |
+-----------------------------------+--------+--------------------------------+
| ``ETHTOOL_A_STATS_SRC`` | u32 | source of statistics |
+-----------------------------------+--------+--------------------------------+
| ``ETHTOOL_A_STATS_GRP`` | nested | one or more group of stats |
+-+---------------------------------+--------+--------------------------------+
| | ``ETHTOOL_A_STATS_GRP_ID`` | u32 | group ID - ``ETHTOOL_STATS_*`` |
@ -1577,6 +1590,11 @@ Low and high bounds are inclusive, for example:
etherStatsPkts512to1023Octets 512 1023
============================= ==== ====
``ETHTOOL_A_STATS_SRC`` is optional. Similar to ``PAUSE_GET``, it takes values
from ``enum ethtool_mac_stats_src``. If absent from the request, stats will be
provided with an ``ETHTOOL_A_STATS_SRC`` attribute in the response equal to
``ETHTOOL_MAC_STATS_SRC_AGGREGATE``.
PHC_VCLOCKS_GET
===============