From: Andrew Lunn <andrew@lunn.ch>
To: "D H, Siddaraju" <siddaraju.dh@intel.com>
Cc: Michal Kubecek <mkubecek@suse.cz>,
Maxime Chevallier <maxime.chevallier@bootlin.com>,
netdev@vger.kernel.org, Shubham Das <Shubham.Das@intel.com>,
Balaji Chintalapalle <balaji.chintalapalle@intel.com>,
Vijay Srinivasan <vijay.srinivasan@intel.com>,
Magnus Lindberg <magnus.k.lindberg@ericsson.com>,
Niklas Damberg <niklas.damberg@ericsson.com>,
Jonas Wirandi <jonas.wirandi@ericsson.com>,
Siddaraju DH <siddarajudh@gmail.com>
Subject: Re: [PATCH ethtool] man: ethtool: link 10000baseCR to SFF-8431, Appendix-E SFP+ DA
Date: Thu, 2 Jul 2026 19:12:05 +0200 [thread overview]
Message-ID: <e603f91b-8f98-4101-a091-0e6007dfdec1@lunn.ch> (raw)
In-Reply-To: <20260702145002.1024439-1-siddaraju.dh@intel.com>
On Thu, Jul 02, 2026 at 08:20:02PM +0530, D H, Siddaraju wrote:
> From: Siddaraju DH <siddaraju.dh@intel.com>
>
> Annotate the 10000baseCR entry in the advertise mask table so users
> understand what physical media this mode it actually represents.
>
> 10000baseCR does not correspond to any IEEE 802.3 *base-CR PMD.
> It has no autonegotiation, no link training, and no mandatory FEC.
> The industry standard for this media type is SFF-8431 Appendix-E
> Direct Attach cable, also known as 10G_SFI_DA.
>
> This change follows the conversation from netdev mail thread with
> subject: "the confusing 10000base_CR. Shouldn't it be 10000_SFI_DA?"
>
> Signed-off-by: Siddaraju DH <siddaraju.dh@intel.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
prev parent reply other threads:[~2026-07-02 17:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-02 14:50 [PATCH ethtool] man: ethtool: link 10000baseCR to SFF-8431, Appendix-E SFP+ DA D H, Siddaraju
2026-07-02 17:12 ` Andrew Lunn [this message]
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