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Message-ID: <4FCB929B.7000802@01019freenet.de> (sfid-20120603_183945_508115_56AE1DB7)
Date: Sun, 03 Jun 2012 18:36:43 +0200
From: Andreas Hartmann <andihartmann@01019freenet.de>
MIME-Version: 1.0
To: Vilius Palme <palme3000@gmail.com>
CC: linux-wireless@vger.kernel.org, users@rt2x00.serialmonkey.com,
	helmut.schaa@googlemail.com, IvDoorn@gmail.com, gwingerde@gmail.com
Subject: Re: RT2800USB driver problem. txpower stuck at 0
References: <CAOUATobNS0XNp6e+-W6VrShXpm2JVVeGUBSKxe9v05M3e00S4g@mail.gmail.com>
In-Reply-To: <CAOUATobNS0XNp6e+-W6VrShXpm2JVVeGUBSKxe9v05M3e00S4g@mail.gmail.com>
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Hi Vilius,

Vilius Palme wrote:
> Hello.
> 
> I'm having some sort of a problem with RT3070 usb dongle. It works
> perfectly fine under 3.3.5 and 3.3.7 kernels, but somewhy refuses to
> set txpower under 3.4.0. kernel .config is the same across all three.
> 
> Here's some output:
> 
> [root@R1 iw]# ifconfig wlan0 up
> [root@R1 iw]# iwconfig wlan0
> wlan0     IEEE 802.11bgn  ESSID:off/any
>          Mode:Managed  Access Point: Not-Associated   Tx-Power=0 dBm
>          Retry  long limit:7   RTS thr:off   Fragment thr:off
>          Encryption key:off
>          Power Management:off
> 
> [root@R1 iw]# iwconfig wlan0 txpower 20
> Error for wireless request "Set Tx Power" (8B26) :
>    SET failed on device wlan0 ; Invalid argument.
> [root@R1 iw]# iwconfig wlan0 txpower 1
> Error for wireless request "Set Tx Power" (8B26) :
>    SET failed on device wlan0 ; Invalid argument.
> [root@R1 iw]# iwconfig wlan0 txpower 0
> [root@R1 iw]#

Please take a look at this thread:
http://thread.gmane.org/gmane.comp.embedded.openwrt.devel/14224/focus=91183

Does this answer your question?


Kind regards,
Andreas