netdev - Re: [PATCH RFC net-next 1/5] net: dsa: mt7530: Convert to PHYLINK API

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 25 Jun 2019 14:27:55 -0500
From:   Daniel Santos <daniel.santos@...ox.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Russell King - ARM Linux admin <linux@...linux.org.uk>,
        René van Dorst <opensource@...rst.com>,
        sean.wang@...iatek.com, f.fainelli@...il.com, davem@...emloft.net,
        matthias.bgg@...il.com, vivien.didelot@...il.com,
        frank-w@...lic-files.de, netdev@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-mips@...r.kernel.org
Subject: Re: [PATCH RFC net-next 1/5] net: dsa: mt7530: Convert to PHYLINK API

On 6/25/19 2:02 PM, Andrew Lunn wrote:
>> But will there still be a mechanism to ignore link partner's advertising
>> and force these parameters?
> >From man 1 ethtool:
>
>        -a --show-pause
>               Queries the specified Ethernet device for pause parameter information.
>
>        -A --pause
>               Changes the pause parameters of the specified Ethernet device.
>
>            autoneg on|off
>                   Specifies whether pause autonegotiation should be enabled.
>
>            rx on|off
>                   Specifies whether RX pause should be enabled.
>
>            tx on|off
>                   Specifies whether TX pause should be enabled.
>
> You need to check the driver to see if it actually implements this
> ethtool call, but that is how it should be configured.
>
> 	Andrew
>
Thank you Andrew,

So in this context, my question is the difference between "enabling" and
"forcing".  Here's that register for the mt7620 (which has an mt7530 on
its die): https://imgur.com/a/pTk0668  I believe this is also what René
is seeking clarity on?

Thanks,
Daniel