From: Lucas Stach <l.stach@pengutronix.de>
To: Andrew Lunn <andrew@lunn.ch>, Michal Kubecek <mkubecek@suse.cz>
Cc: netdev@vger.kernel.org, linville@redhat.com
Subject: Re: [PATCH 2/2] ethtool: Add 100BaseT1 and 1000BaseT1 link modes
Date: Fri, 31 May 2019 14:21:45 +0200 [thread overview]
Message-ID: <1559305305.2557.3.camel@pengutronix.de> (raw)
In-Reply-To: <20190531115928.GA18608@lunn.ch>
Am Freitag, den 31.05.2019, 13:59 +0200 schrieb Andrew Lunn:
> > > @@ -634,10 +636,14 @@ static void dump_link_caps(const char *prefix, const char *an_prefix,
> > > > > > "100baseT/Half" },
> > > > > > { 1, ETHTOOL_LINK_MODE_100baseT_Full_BIT,
> > > > > > "100baseT/Full" },
> > > > > > + { 1, ETHTOOL_LINK_MODE_100baseT1_Full_BIT,
> > > > > > + "100baseT1/Full" },
> > > > > > { 0, ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
> > > > > > "1000baseT/Half" },
> > > > > > { 1, ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
> > > > > > "1000baseT/Full" },
> > > > > > + { 1, ETHTOOL_LINK_MODE_1000baseT1_Full_BIT,
> > > > > > + "1000baseT1/Full" },
> > > > > > { 0, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT,
> > > > > > "1000baseKX/Full" },
> > > { 0, ETHTOOL_LINK_MODE_2500baseX_Full_BIT,
> >
> > Does it mean that we could end up with lines like
> >
> > 100baseT/Half 100baseT/Full 100baseT1/Full
> > 1000baseT/Full 1000baseT1/Full
> >
> > if there is a NIC supporting both T and T1?
>
> Hi Michal
>
> In theory, it is possible for a PHY to support both plain T and
> T1.
That's not just theory. The Broadcom BCM54811 PHY supports both
100/1000baseT, as well as 100baseT1.
Regards,
Lucas
next prev parent reply other threads:[~2019-05-31 12:21 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-30 18:06 [PATCH 0/2] Add 100BaseT1 and 1000BaseT1 Andrew Lunn
2019-05-30 18:06 ` [PATCH 1/2] ethtool: sync ethtool-copy.h with linux-next from 30/05/2019 Andrew Lunn
2019-05-30 18:06 ` [PATCH 2/2] ethtool: Add 100BaseT1 and 1000BaseT1 link modes Andrew Lunn
2019-05-31 9:30 ` Michal Kubecek
2019-05-31 11:59 ` Andrew Lunn
2019-05-31 12:21 ` Lucas Stach [this message]
2019-05-31 12:30 ` Andrew Lunn
2019-05-31 13:04 ` Lucas Stach
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