netdev - Re: [EXT] Re: [PATCH net-next 01/10] net: atlantic: media detect

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 for Android: free password hash cracker in your pocket

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

Message-ID: <b462ac8e-51f2-6770-7146-eb12253fa481@marvell.com>
Date:   Fri, 17 Jul 2020 10:34:25 +0300
From:   Igor Russkikh <irusskikh@...vell.com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     <netdev@...r.kernel.org>, "David S . Miller" <davem@...emloft.net>,
        "Mark Starovoytov" <mstarovoitov@...vell.com>,
        Jakub Kicinski <kuba@...nel.org>
Subject: Re: [EXT] Re: [PATCH net-next 01/10] net: atlantic: media detect


> 
> Hi Igor
> 
> Can you point to some section of the PHY datasheet? I could not find
> anything which fit the vague description you have of this feature in
> your patch. Maybe Heiner or I can implement and verify the PHY driver
> using this feature.

Will try to findout. Not found in customer datasheets yet.

> Since this feature can be implemented directly in the PHY driver, and
> indirectly via the MAC in firmware, it would be good to have a uniform
> interface to do this. So please do add a PHY tunable via MAC driver.

Yep, had the same thought. Will do.

> Does the MAC also have the ability to configure PHY downshift? You
> could implement that tunable as well.

Right, its also possible and this is what I'm thinking on as well.

This will require a minor change in ethtool infrastructure code to allow
MAC driver to handle phy tunable requests.

Regards,
  Igor