Re: Bug#594561: firmware-ralink: fails to detect APs at frequency 2.472GHz

[Uwe Kleine-König <u.kleine-koenig@pengutronix.de>]

Hello,

On Fri, Aug 27, 2010 at 09:29:22AM +0200, Wenceslao wrote:
> Package: firmware-ralink
> Version: 0.26
> Severity: important
> 
> I recently bought a Wifi stick (SMCWUSBS-N3) which uses the chip Ralink RT3070,
> because they say it works in Linux. I tried to install the driver (through
> firmware-ralink package and through compiling the driver ralink offers in their
> website) and finally it is detected (thanks to posts in internet ... those
> drivers are not working out of the box).
> 
> The problem is that I cannot see my AP (which is in 2.472GHz; channel 13). I
> can see the AP (and connect to it) at the same position in another computer
> (internal wifi) and, in the same computer and stick with Windows 7 (now
> completely removed ;-) ).
> 
> After some days of work, I obtain the following information: the stick is only
> capable (under my conf. in Debian) to see 11 channels in the 2.4GHz range (NOT
> including 2.472GHz). Also the APs detected (neighbours) are with signals much
> weaker than in the same computer and stick and position in Windows 7.
> 
> Another thing that could help the diagnosis is that iw is not detecting any
> interface or device.
> 
> Current conf. of computer:
> 
> Debian Squeeze
> Linux Kernel 2.6.32-5
> Network-Manager
> I blacklist in modprobe.d through specific files: rt2800(usb,lib), rt2x00, etc
> ....
> ....
> 
> Sorry for not providing all the information, but I am in another computer so I
> cannot access now the logs. If you think something specific is needed I can put
> in pendrive and submit here.
> 
> I checked the internet and although this has been seen some times the solutions
> they give are not working
 
This might be related to

	http://thread.gmane.org/gmane.linux.debian.devel.kernel/54624/

?  Any news there?

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |