netdev - Re: [PATCH] b44: power down PHY when interface down

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Message-ID: <20070630120541.GA21339@srcf.ucam.org>
Date:	Sat, 30 Jun 2007 13:05:42 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Török Edvin <edwintorok@...il.com>
Cc:	zambrano@...adcom.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, power@...host.org
Subject: Re: [PATCH] b44: power down PHY when interface down

On Sat, Jun 30, 2007 at 02:47:35PM +0300, Török Edvin wrote:
> When the interface is down (or driver removed), the BroadCom 44xx card 
> remains
> powered on, and both its MAC and PHY is using up power.
> This patch makes the driver issue a MAC_CTRL_PHY_PDOWN when the interface
> is halted, and does a partial chip reset turns off the activity LEDs too.

Do you still get link beat detection when the phy is powered down?

-- 
Matthew Garrett | mjg59@...f.ucam.org
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