To: Piter PUNK <piterpunk@unitednerds.org>
Subject: Re: rt2500usb vs rt73usb
Date: Sun, 28 Dec 2008 10:34:07 +0100
Cc: linux-wireless@vger.kernel.org
References: <49571E29.8060204@unitednerds.org>
In-Reply-To: <49571E29.8060204@unitednerds.org>
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Message-Id: <200812281034.07373.IvDoorn@gmail.com> (sfid-20081228_103422_107974_4D7FBEDF)
From: Ivo van Doorn <ivdoorn@gmail.com>
Sender: linux-wireless-owner@vger.kernel.org

On Sunday 28 December 2008, Piter PUNK wrote:
> 
> Hi,
> 
> I have three rt2573 wireless devices:
> 
> . TP-Link WN321G
> . D-Link DWA-110
> . Built-in inside Intel ClassmatePC
> 
> The D-Link device loads only the rt73usb module and
> works really fine. The other two loads rt73usb AND
> rt2500usb. The correct module for all is rt73usb.
> 
> Loading rt2500usb AND rt73usb don't have any functional
> problem. All wireless devices works fine. But is very
> annoying the additional modules loaded.
> 
> Both modules are loaded because both handle 148f:2573
> devices. Of course my universe is very small, only two
> devices, but... devices 148f:2573 that works with
> rt2500usb exists? Those devices can work with rt73usb?

rt2500usb and rt73usb drivers are for different chipsets,
so when rt73usb works for a particular chip the rt2500usb
driver will not work for that same chip.

> If the those 148f:2573 USB devices doesn't exists or
> if they exists and works fine with rt73usb, can we
> remove 148f:2573 from rt2500usb?

No we can't, you can blame manufacturers for shipping
USB sticks with different chipsets but the exact same USB ID.

Ivo