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Re: Question about ath9k/mac80211 Driver

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Can anyone comment on whether "iw set bitrates" should be fully
functional using compat-wireless version 3.2.5-1 ?
   ( if not, what do I have to do to get this to work? )

-Patrick

On Tue, Aug 28, 2012 at 4:48 PM, Patrick Connolly
<patrickc@xxxxxxxxxxxxxxx> wrote:
> Okay so using a compat-wireless build of 3.2.5-1, I get the command to
> succeed (ie: no more error message) but when I look at the advertised
> rates using "iwlist scanning" it certainly looks like the command does
> not take effect.
>
> COMMAND USED:
> # iw dev wlan0 set bitrates legacy-2.4 1 2 5.5 11
>
> RESULT OF "iwlist scanning":
>                     Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
>                               9 Mb/s; 12 Mb/s; 18 Mb/s
>                     Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
>
>   These Bit Rates are the same as they were before the "iw   set
> bitrates" command.  I haven't actually captured the packets in
> wireshark yet; I assume the output of "iwlist" is reliable enough.
>
>   Can anyone comment on what is wrong?  Why don't the advertised rates change?
>
> -Patrick
>
>
> On Mon, Aug 27, 2012 at 7:54 AM, Larry Finger <Larry.Finger@xxxxxxxxxxxx> wrote:
>> On 08/27/2012 08:50 AM, Patrick Connolly wrote:
>>>
>>> So can anybody comment on whether kernel 2.6.32 is recent enough to
>>> support "iw" version 0.9.22 ?
>>
>>
>> It is not; however, you can build compat-wireless for that kernel and get
>> code that will.
>>
>> Larry
>>
>>
>
>
>
>>> On Fri, Aug 24, 2012 at 4:54 PM, Larry Finger <Larry.Finger@xxxxxxxxxxxx> wrote:
>>>> On 08/24/2012 06:38 PM, Patrick Connolly wrote:
>>>>>
>>>>> Okay so I built "iw" version 0.9.22 successfully (after much grief).
>>>>> The help page shows that "set bitrates" is now supported:
>>>>>
>>>>>          dev <devname> set bitrates [legacy-<2.4|5> <legacy rate in
>>>>> Mbps>*]
>>>>>
>>>>>
>>>>>   but when I try to use it I get:
>>>>>
>>>>>         # iw dev wlan0 set bitrates legacy-2.4 1 2 5.5 11
>>>>>         command failed: Operation not supported (-95)
>>>>>
>>>>> ...so what does this mean?  Is it "iw" or the driver that lacks the
>>>>> support?
>>>>
>>>>
>>>> I would think that your kernel is too old. What version are you running?
>>>>
>>>> Larry
>>>>
>>>>
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