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From: Igor Russkikh <irusskikh@marvell.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: <netdev@vger.kernel.org>,
	"David S . Miller" <davem@davemloft.net>,
	"Mark Starovoytov" <mstarovoitov@marvell.com>,
	Jakub Kicinski <kuba@kernel.org>
Subject: Re: [EXT] Re: [PATCH net-next 01/10] net: atlantic: media detect
Date: Fri, 17 Jul 2020 10:34:25 +0300	[thread overview]
Message-ID: <b462ac8e-51f2-6770-7146-eb12253fa481@marvell.com> (raw)
In-Reply-To: <20200715154657.GT1078057@lunn.ch>


> 
> 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

  reply	other threads:[~2020-07-17  7:34 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-13 11:42 [PATCH net-next 00/10] net: atlantic: various features Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 01/10] net: atlantic: media detect Igor Russkikh
2020-07-13 14:25   ` Andrew Lunn
2020-07-15  7:41     ` [EXT] " Igor Russkikh
2020-07-15 15:46       ` Andrew Lunn
2020-07-17  7:34         ` Igor Russkikh [this message]
2020-07-13 11:42 ` [PATCH net-next 02/10] net: atlantic: move FRAC_PER_NS to aq_hw.h Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 03/10] net: atlantic: additional per-queue stats Igor Russkikh
2020-07-13 22:03   ` Jakub Kicinski
2020-07-15  7:58     ` [EXT] " Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 04/10] net: atlantic: PTP statistics Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 05/10] net: atlantic: enable ipv6 support for TCP LSO and UDP GSO Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 06/10] net: atlantic: add support for 64-bit reads/writes Igor Russkikh
2020-07-13 22:07   ` Jakub Kicinski
2020-07-13 11:42 ` [PATCH net-next 07/10] net: atlantic: use U32_MAX in aq_hw_utils.c Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 08/10] net: atlantic: use intermediate variable to improve readability a bit Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 09/10] net: atlantic: A0 ntuple filters Igor Russkikh
2020-07-13 11:42 ` [PATCH net-next 10/10] net: atlantic: add hwmon getter for MAC temperature Igor Russkikh

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