On Fri, Jul 17, 2020 at 07:59:50AM -0700, Govindarajulu Varadarajan wrote: > Signed-off-by: Govindarajulu Varadarajan <gvara...@cisco.com> > --- > v2: > Add description > > ethtool.8.in | 40 ++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 40 insertions(+) > > diff --git a/ethtool.8.in b/ethtool.8.in > index 689822e..9a3e9a7 100644 > --- a/ethtool.8.in > +++ b/ethtool.8.in > @@ -398,6 +398,18 @@ ethtool \- query or control network driver and hardware > settings > .RB [ fast-link-down ] > .RB [ energy-detect-power-down ] > .HP > +.B ethtool \-\-get\-tunable > +.I devname > +.RB [ rx-copybreak ] > +.RB [ tx-copybreak ] > +.RB [ pfc-prevention-tout ] > +.HP > +.B ethtool \-\-set\-tunable > +.I devname > +.BN rx\-copybreak > +.BN tx\-copybreak > +.BN pfc\-prevention\-tout > +.HP > .B ethtool \-\-reset > .I devname > .BN flags > @@ -1211,6 +1223,34 @@ Gets the PHY Fast Link Down status / period. > .B energy\-detect\-power\-down > Gets the current configured setting for Energy Detect Power Down (if > supported). > > +.RE > +.TP > +.B \-\-get\-tunable > +Get the tunable parameters. > +.RS 4 > +.TP > +.B rx\-copybreak > +Get the current rx copybreak value in bytes. > +.TP > +.B tx\-copybreak > +Get the current tx copybreak value in bytes. > +.TP > +.B pfc\-prevention\-tout > +Get the current pfc prevention timeout value in msecs.
Please document also the special values 0 (disabled) and 65535 (auto). Michal > +.RE > +.TP > +.B \-\-set\-tunable > +Set driver's tunable parameters. > +.RS 4 > +.TP > +.BI rx\-copybreak \ N > +Set the rx copybreak value in bytes. > +.TP > +.BI tx\-copybreak \ N > +Set the tx copybreak value in bytes. > +.TP > +.BI pfc\-prevention\-tout \ N > +Set pfc prevention timeout in msecs. > .RE > .TP > .B \-\-reset > -- > 2.27.0 >
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