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Open Source and information security mailing list archives
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Date: Thu, 3 Dec 2020 15:16:18 +0100 From: Andrew Lunn <andrew@...n.ch> To: Alexandru Ardelean <alexandru.ardelean@...log.com> Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, hkallweit1@...il.com, linux@...linux.org.uk, davem@...emloft.net, kuba@...nel.org, catherine.redmond@...log.com, brian.murray@...log.com, danail.baylov@...log.com, maurice.obrien@...log.com Subject: Re: [PATCH] net: phy: adin: add signal mean square error registers to phy-stats On Thu, Dec 03, 2020 at 10:07:19AM +0200, Alexandru Ardelean wrote: > When the link is up on the ADIN1300/ADIN1200, the signal quality on each > pair is indicated in the mean square error register for each pair (MSE_A, > MSE_B, MSE_C, and MSE_D registers, Address 0x8402 to Address 0x8405, > Bits[7:0]). > > These values can be useful for some industrial applications. > > This change implements support for these registers using the PHY > statistics mechanism. There was a discussion about values like these before. If i remember correctly, it was for a BroadReach PHY. I thought we decided to add them to the link state information? Ah, found it. commit 68ff5e14759e7ac1aac7bc75ac5b935e390fa2b3 Author: Oleksij Rempel <linux@...pel-privat.de> Date: Wed May 20 08:29:15 2020 +0200 net: phy: tja11xx: add SQI support and ommit 8066021915924f58ed338bf38208215f5a7355f6 Author: Oleksij Rempel <linux@...pel-privat.de> Date: Wed May 20 08:29:14 2020 +0200 ethtool: provide UAPI for PHY Signal Quality Index (SQI) Can you convert your MSE into SQI? Andrew
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