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| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2020-05-20 08:29:14 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-21 17:18:00 -0700 |
| commit | 8066021915924f58ed338bf38208215f5a7355f6 (patch) | |
| tree | 2433e62686485794774f5366c6f86b2efff9f4f2 /include/uapi/linux/ethtool_netlink.h | |
| parent | b0301a5a288d804374b194e755180967ff7a295b (diff) | |
| download | lwn-8066021915924f58ed338bf38208215f5a7355f6.tar.gz lwn-8066021915924f58ed338bf38208215f5a7355f6.zip | |
ethtool: provide UAPI for PHY Signal Quality Index (SQI)
Signal Quality Index is a mandatory value required by "OPEN Alliance
SIG" for the 100Base-T1 PHYs [1]. This indicator can be used for cable
integrity diagnostic and investigating other noise sources and
implement by at least two vendors: NXP[2] and TI[3].
[1] http://www.opensig.org/download/document/218/Advanced_PHY_features_for_automotive_Ethernet_V1.0.pdf
[2] https://www.nxp.com/docs/en/data-sheet/TJA1100.pdf
[3] https://www.ti.com/product/DP83TC811R-Q1
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/ethtool_netlink.h')
| -rw-r--r-- | include/uapi/linux/ethtool_netlink.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h index 2881af411f76..e6f109b76c9a 100644 --- a/include/uapi/linux/ethtool_netlink.h +++ b/include/uapi/linux/ethtool_netlink.h @@ -232,6 +232,8 @@ enum { ETHTOOL_A_LINKSTATE_UNSPEC, ETHTOOL_A_LINKSTATE_HEADER, /* nest - _A_HEADER_* */ ETHTOOL_A_LINKSTATE_LINK, /* u8 */ + ETHTOOL_A_LINKSTATE_SQI, /* u32 */ + ETHTOOL_A_LINKSTATE_SQI_MAX, /* u32 */ /* add new constants above here */ __ETHTOOL_A_LINKSTATE_CNT, |