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[V2,net-next,1/4] docs: ethtool: Add two link extended substates of bad signal integrity

Message ID 1628770118-18714-2-git-send-email-huangguangbin2@huawei.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series net: hns3: add support ethtool extended link state | expand

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Commit Message

Guangbin Huang Aug. 12, 2021, 12:08 p.m. UTC
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 <huangguangbin2@huawei.com>
---
 Documentation/networking/ethtool-netlink.rst | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

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: