netdev - Re: spidernet: add improved phy support in sungem

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Date:	Sat, 27 Jan 2007 07:20:47 +1100
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Jens Osterkamp <jens@...ibm.com>
Cc:	Ishizaki Kou <kou.ishizaki@...hiba.co.jp>, linuxppc-dev@...abs.org,
	netdev@...r.kernel.org, cbe-oss-dev@...abs.org,
	Linas Vepstas <linas@...tin.ibm.com>, jgarzik@...ox.com,
	James K Lewis <jim@...ewis.com>
Subject: Re: spidernet: add improved phy support in sungem_phy.c

On Fri, 2007-01-26 at 14:07 +0100, Jens Osterkamp wrote:
> This patch adds improved version of enable_fiber for both the 5421 and
> the 5461 phy. It is now possible to specify with these wether you want
> autonegotiation or not. This is needed for bladecenter switches where
> some expect autonegotiation and some dont seem to like this at all.
> Depending on this flag it sets phy->autoneg accordingly for the fiber mode.
> 
> More importantly it implements proper read_link and poll_link functions
> for both phys which can handle both copper and fiber mode by determining
> the medium first and then branching to the required functions. For fiber
> they all work fine, for copper they are not tested but return the result
> of the genmii_* function anyway which is supposed to work.
> 
> A "medium" variable in the phy struct is introduced to save the medium
> with which the phy is currently used.
> 
> The patch moves the genmii_* functions around to avoid foreward declarations.
> 
> Signed-off-by: Jens Osterkamp <jens@...ibm.com>
> Signed-off-by: Arnd Bergmann <arnd.bergmann@...ibm.com>

Patch is whitespace damaged...

Ben.


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