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Date: Thu, 21 Dec 2006 02:18:32 +0000
From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Michael Wu <flamingice@sourmilk.net>
Cc: Stephen Hemminger <shemminger@osdl.org>,
       Arjan van de Ven <arjan@infradead.org>, linux-kernel@vger.kernel.org,
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References: <20061220042648.GA19814@srcf.ucam.org> <20061220144906.7863bcd3@dxpl.pdx.osdl.net> <20061221011209.GA32625@srcf.ucam.org> <200612202105.31093.flamingice@sourmilk.net>
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Subject: Re: Network drivers that don't suspend on interface down
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On Wed, Dec 20, 2006 at 09:05:27PM -0500, Michael Wu wrote:

> Softmac isn't the only wireless code that likes to be configured after going 
> up first. Configuring after the card goes up has generally been more 
> reliable, though that should not be necessary and is a bug IMHO. 

Ok, that's nice to know. 

> In order to scan, we need to have the radio on and we need to be able to send 
> and receive. What are you gonna turn off?

The obvious route would be to power the card down, but come back up 
every two minutes to perform a scan, or if userspace explicitly requests 
one. Would this cause problems in some cases?

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