CT 4.2 kernel now supports 80Mhz IBSS

Jorge Baranda jorge.baranda at cttc.es
Sun Sep 27 23:24:48 PDT 2015


Hi Ben, Harms,

Thank you very much for the information.
I will try it. I hope I can set the link to 80MHz with the new kernel.

Thanks again,

Regards,

Jordi

El 25/09/2015 a las 18:01, Ben Greear escribió:
> On 09/25/2015 12:56 AM, Jorge Baranda wrote:
>> Hi Harms,
>>
>> Thank you very much for your aclaration. I was trying to follow your 
>> setup with the CT kernel 4.0, but with no success, so after the post 
>> of Ben, I imagine I
>> have to install CT 4.2 kernel.
>> By the way, I suppose that I have already this patch in my folder of 
>> the kernel 4.2 since I downloaded it from git (17/09/15) after you 
>> made your post. Just in
>> case, could you point me out to the patch you are refering to?
>> Other thing,  which CT firmware are you using (mine Release14)? 
>> Additionally, could you share your .config file for the CT 4.2 
>> kernel? I'm having some troubles
>> to make this kernel running and I am a little confused.
>
> Please grab the latest CT 4.2 kernel, I rebased the last 10 or so 
> patches a day or two ago:
>
> # This first command blows away the first 20 commits, so if you have
> # added your own patches, then you need to deal with that properly.
>
> git reset --hard HEAD~20
> git pull
>
> The configs I use are in ./configs/
>
> In particular, the patch I added to enable HT80 IBSS was this:
>
> http://dmz2.candelatech.com/?p=linux-4.2.dev.y/.git;a=commit;h=c620066342699f63dcdd00ce5f4d0feb4f02b1fc 
>
>
> Thanks,
> Ben
>
>>
>> Thanks again,
>>
>> Jordi
>>
>>
>> El 25/09/15 09:47, Harms, Hannes escribió:
>>> Hi,
>>>
>>> yes, I was able to get 80 MHz IBSS working with CT 4.2 , but
>>> I also  integrated the missing patch to my kernel  even before Ben 
>>> mentioned that the patch was missing.
>>> I also forgot that I made this change, sorry
>>>
>>> Regards Hannes
>>>
>>>
>>> Am 25.09.2015 um 08:48 schrieb Jorge Baranda:
>>>> Hi Ben,
>>>>
>>>> I imagine, I am one of the guys you are refering to.
>>>> Within the thread "WLE600VX from PCEngines", I was trying to make 
>>>> working a HT80 IBSS connection with wpa_supplicant, but this 
>>>> connection was only set to 20MHz.
>>>> I was trying this with the 4.0 kernel, the 10.1.467-ct-14 firmware 
>>>> and the last version (git) of wpa_supplicant (2.5). By the way, has 
>>>> anyone tried this?
>>>>
>>>> Then, due to this failure, I tried kernel 4.2 because Hannes Harm 
>>>> reported success to set HT80 IBSS. But I was not able to configure 
>>>> properly this kernel
>>>> (compile OK, but the computer does not boot then).
>>>>
>>>> @Ben, could you share a .config file for kernel 4.2? Do you think 
>>>> that Release14 CT firmware would be able to work? I will update the 
>>>> 4.2 kernel, compile it
>>>> and try to see
>>>> if I can set up the HT80 IBSS connection.
>>>>
>>>> Thanks,
>>>>
>>>> Jorge
>>>>
>>>>
>>>> El 24/09/15 01:56, Ben Greear escribió:
>>>>> I forget exactly all who was asking for this...but hopefully
>>>>> they are reading this list...
>>>>>
>>>>> I was missing a patch that allowed HT80 IBSS in my 4.2.
>>>>>
>>>>> The beta-15 CT firmware appears to do HT80 IBSS just fine
>>>>> with the 4.2 kernel now.
>>>>>
>>>>> I have not attempted to enable this feature on my 4.0 kernel yet.
>>>>>
>>>>> Please also note, I've been hacking on rate-ctrl logic in both 4.0
>>>>> and 4.2 kernels (and beta-15 firmware)..so if you try it and find
>>>>> something weird, especially in probe requests or association 
>>>>> requests,
>>>>> please do let me know.  Notes of success are welcome as well of 
>>>>> course!
>>>>>
>>>>> http://www.candelatech.com/ath10k.php
>>>>>
>>>>> http://dmz2.candelatech.com/git/gitweb.cgi
>>>>>
>>>>> Thanks,
>>>>> Ben
>>>>>
>>>>
>>>>
>>>
>>
>>
>
>


-- 
Jorge Baranda
Research Engineer, MSc
jorge.baranda at cttc.es

Centre Tecnològic de Telecomunicacions de Catalunya (CTTC)
Av. Carl Friedrich Gauss, 7
08860 Castelldefels, Barcelona (Spain)
Tel: +34 93 645 29 00  Ext: 2171
Fax. +34 93 645 29 01
www.cttc.es




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