From 2140e63cd87fa707acf514d594725097bed018fd Mon Sep 17 00:00:00 2001 From: Oleksij Rempel Date: Mon, 12 Aug 2024 09:30:44 +0200 Subject: [PATCH] ethtool: Add new result codes for TDR diagnostics Add new result codes to support TDR diagnostics in preparation for Open Alliance 1000BaseT1 TDR support: - ETHTOOL_A_CABLE_RESULT_CODE_NOISE: TDR not possible due to high noise level. - ETHTOOL_A_CABLE_RESULT_CODE_RESOLUTION_NOT_POSSIBLE: TDR resolution not possible / out of distance. Reviewed-by: Andrew Lunn Signed-off-by: Oleksij Rempel Link: https://patch.msgid.link/20240812073046.1728288-1-o.rempel@pengutronix.de Signed-off-by: Jakub Kicinski --- include/uapi/linux/ethtool_netlink.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h index 93c57525a975..9074fa309bd6 100644 --- a/include/uapi/linux/ethtool_netlink.h +++ b/include/uapi/linux/ethtool_netlink.h @@ -556,6 +556,10 @@ enum { * a regular 100 Ohm cable and a part with the abnormal impedance value */ ETHTOOL_A_CABLE_RESULT_CODE_IMPEDANCE_MISMATCH, + /* TDR not possible due to high noise level */ + ETHTOOL_A_CABLE_RESULT_CODE_NOISE, + /* TDR resolution not possible / out of distance */ + ETHTOOL_A_CABLE_RESULT_CODE_RESOLUTION_NOT_POSSIBLE, }; enum { -- 2.50.1