netdev - Re: [PATCH net-next] net: bcmgenet: improve bcmgenet_mii

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Date:	Mon, 06 Oct 2014 00:18:40 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	pgynther@...gle.com
Cc:	netdev@...r.kernel.org, f.fainelli@...il.com
Subject: Re: [PATCH net-next] net: bcmgenet: improve bcmgenet_mii_setup()

From: Petri Gynther <pgynther@...gle.com>
Date: Fri,  3 Oct 2014 12:25:01 -0700 (PDT)

> bcmgenet_mii_setup() is called from the PHY state machine every 1-2 seconds
> when the PHYs are in PHY_POLL mode.
> 
> Improve bcmgenet_mii_setup() so that it touches the MAC registers only when
> the link is up and there was a change to link, speed, duplex, or pause status.
> 
> Signed-off-by: Petri Gynther <pgynther@...gle.com>

Yeah that's ugly reprogramming so much stuff unnecessarily every
second or two, applied thanks.
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