netdev - RE: [PATCH 1/1 net-next] net: fec: enable pause frame to improve rx prefomance for 1G network

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Message-ID: <AE90C24D6B3A694183C094C60CF0A2F6026B7104@saturn3.aculab.com>
Date:	Tue, 8 Jan 2013 13:32:11 -0000
From:	"David Laight" <David.Laight@...LAB.COM>
To:	"Ben Hutchings" <bhutchings@...arflare.com>,
	"Frank Li" <Frank.Li@...escale.com>
Cc:	<lznuaa@...il.com>, <shawn.guo@...aro.org>, <B38611@...escale.com>,
	<davem@...emloft.net>, <linux-arm-kernel@...ts.infradead.org>,
	<netdev@...r.kernel.org>, <s.hauer@...gutronix.de>
Subject: RE: [PATCH 1/1 net-next] net: fec: enable pause frame to improve rx prefomance for 1G network

> If the medium supports autoneog, use mii_advertise_flowctrl() in
> set_pauseparam to update pause frame advertising and then restart
> autoneg.

Isn't autoneg continuous?
In which case you just need to monitor the response register.
Monitoring MII registers is usually a complete PITA though
(due to the requirements for delays during the bit-bashing).

	David