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-rw-r--r--Documentation/networking/ethtool-netlink.rst23
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/networking/ethtool-netlink.rst b/Documentation/networking/ethtool-netlink.rst
index 644b3b764044..b8d00676ed82 100644
--- a/Documentation/networking/ethtool-netlink.rst
+++ b/Documentation/networking/ethtool-netlink.rst
@@ -226,6 +226,7 @@ Userspace to kernel:
``ETHTOOL_MSG_MM_GET`` get MAC merge layer state
``ETHTOOL_MSG_MM_SET`` set MAC merge layer parameters
``ETHTOOL_MSG_TS_GET`` get current timestamping
+ ``ETHTOOL_MSG_TS_LIST_GET`` list available timestampings
===================================== =================================
Kernel to userspace:
@@ -270,6 +271,7 @@ Kernel to userspace:
``ETHTOOL_MSG_RSS_GET_REPLY`` RSS settings
``ETHTOOL_MSG_MM_GET_REPLY`` MAC merge layer status
``ETHTOOL_MSG_TS_GET_REPLY`` current timestamping
+ ``ETHTOOL_MSG_TS_LIST_GET_REPLY`` available timestampings
======================================== =================================
``GET`` requests are sent by userspace applications to retrieve device
@@ -2016,6 +2018,26 @@ Kernel response contents:
This command get the current timestamp layer.
+TS_LIST_GET
+===========
+
+Get the list of available timestampings.
+
+Request contents:
+
+ ================================= ====== ====================
+ ``ETHTOOL_A_TS_HEADER`` nested request header
+ ================================= ====== ====================
+
+Kernel response contents:
+
+ =========================== ====== ==============================
+ ``ETHTOOL_A_TS_HEADER`` nested reply header
+ ``ETHTOOL_A_TS_LIST_LAYER`` binary available timestampings
+ =========================== ====== ==============================
+
+This command lists all the possible timestamp layer available.
+
Request translation
===================
@@ -2123,4 +2145,5 @@ are netlink only.
n/a ``ETHTOOL_MSG_MM_GET``
n/a ``ETHTOOL_MSG_MM_SET``
n/a ``ETHTOOL_MSG_TS_GET``
+ n/a ``ETHTOOL_MSG_TS_LIST_GET``
=================================== =====================================