From: Guangbin Huang Date: Mon, 16 Aug 2021 02:15:26 +0000 (+0800) Subject: docs: ethtool: Add two link extended substates of bad signal integrity X-Git-Tag: v5.15-rc1~157^2~191^2~3 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=958ab281eb3e0543a995457fd2d9cb4504cde4b8;p=thirdparty%2Flinux.git docs: ethtool: Add two link extended substates of bad signal integrity 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 Signed-off-by: Jakub Kicinski --- diff --git a/Documentation/networking/ethtool-netlink.rst b/Documentation/networking/ethtool-netlink.rst index c86628e6a2356..c690bb37430da 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: