Add documentation for two bad signal integrity substates:
ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST
ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS.
Signed-off-by: Guangbin Huang <[email protected]>
---
Documentation/networking/ethtool-netlink.rst | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/Documentation/networking/ethtool-netlink.rst b/Documentation/networking/ethtool-netlink.rst
index c86628e6a235..c690bb37430d 100644
--- a/Documentation/networking/ethtool-netlink.rst
+++ b/Documentation/networking/ethtool-netlink.rst
@@ -595,6 +595,14 @@ Link extended substates:
that is not formally
supported, which led to
signal integrity issues
+
+ ``ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST`` The external clock signal for
+ SerDes is too weak or
+ unavailable.
+
+ ``ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS`` The received signal for
+ SerDes is too weak because
+ analog loss of signal.
================================================================= =============================
Cable issue substates:
--
2.8.1