netdev - Re: [PATCH] net: phy: Add support for SMSC/Microchip LAN9303 3-port switch

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Message-Id: <20140311.163924.934541574802061078.davem@davemloft.net>
Date:	Tue, 11 Mar 2014 16:39:24 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	yegorslists@...glemail.com
Cc:	sr@...x.de, netdev@...r.kernel.org, r.meier@...mens.com,
	lukas.stockmann@...mens.com, f.fainelli@...il.com
Subject: Re: [PATCH] net: phy: Add support for SMSC/Microchip LAN9303
 3-port switch

From: Yegor Yefremov <yegorslists@...glemail.com>
Date: Tue, 11 Mar 2014 21:11:16 +0100

> On Fri, Feb 28, 2014 at 7:00 PM, David Miller <davem@...emloft.net> wrote:
>> From: Stefan Roese <sr@...x.de>
>> Date: Fri, 28 Feb 2014 10:32:20 +0100
>>
>>> On 27.02.2014 23:02, David Miller wrote:
>>>> From: Stefan Roese <sr@...x.de>
>>>> Date: Thu, 27 Feb 2014 10:07:52 +0100
>>>>
>>>> Better is to come up with a real, types, interface for programming
>>>> such devices and providing an implementation of that.
>>>
>>> Right. Such a thing would be better. But as Florian already pointed
>>> out, nothing like this is available in kernel.org right now. Thats the
>>> reason why I chose to implement this "simple" driver, btw as done in
>>> drivers/net/phy/spi_ks8995.c.
>>
>> When a suitable user facing interface is lacking, you create one
>> and submit it for review here.  You don't just submit adhoc driver
>> local stuff.
> 
> David, what about enabling ethtool to read/write from/to the PHY
> registers (via passing PHY ID and register number)? I'm trying to get
> ICplus IP175D running and it has lots of registers, that I would like
> to look at dynamically.

For debugging, register dumps are already supported by ethtool.
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