netdev - Re: [PATCH 2/2] net: ethernet: nb8800: Fix RGMII TX clock delay setup

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Message-ID: <yw1xmv7zqo3e.fsf@mansr.com>
Date:   Thu, 20 Jul 2017 13:39:33 +0100
From:   Måns Rullgård <mans@...sr.com>
To:     Mason <slash.tmp@...e.fr>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Marc Gonzalez <marc_gonzalez@...madesigns.com>,
        Andrew Lunn <andrew@...n.ch>,
        Martin Blumenstingl <martin.blumenstingl@...il.com>,
        Grygorii Strashko <grygorii.strashko@...com>,
        Fabio Estevam <fabio.estevam@....com>,
        Zefir Kurtisi <zefir.kurtisi@...atec.com>,
        Timur Tabi <timur@...eaurora.org>,
        Daniel Mack <zonque@...il.com>,
        netdev <netdev@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "David S. Miller" <davem@...emloft.net>,
        Thibaud Cornic <thibaud_cornic@...madesigns.com>
Subject: Re: [PATCH 2/2] net: ethernet: nb8800: Fix RGMII TX clock delay setup

Mason <slash.tmp@...e.fr> writes:

> I will look for an inter-packet gap knob and FCS error counter.

There is an FCS error counter.  Use "ethtool -S" and look for
rx_bad_fcs_frames.  Reading the stats counters automatically resets
them to zero.

-- 
Måns Rullgård