netdev - Re: [net PATCH 1/1] net: phy: fix phy link up when limiting speed via device tree

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Message-Id: <20150628.165936.1506411757336657884.davem@davemloft.net>
Date:	Sun, 28 Jun 2015 16:59:36 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mugunthanvnm@...com
Cc:	netdev@...r.kernel.org, f.fainelli@...il.com
Subject: Re: [net PATCH 1/1] net: phy: fix phy link up when limiting speed
 via device tree

From: Mugunthan V N <mugunthanvnm@...com>
Date: Thu, 25 Jun 2015 22:21:02 +0530

> When limiting phy link speed using "max-speed" to 100mbps or less on a
> giga bit phy, phy never completes auto negotiation and phy state
> machine is held in PHY_AN. Fixing this issue by comparing the giga
> bit advertise though phydev->supported doesn't have it but phy has
> BMSR_ESTATEN set. So that auto negotiation is restarted as old and
> new advertise are different and link comes up fine.
> 
> Signed-off-by: Mugunthan V N <mugunthanvnm@...com>

Applied and queued up for -stable, thanks.
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