Re: [9front] Free Carrots #6: Tools For Fighting WiFi Inequality

[Stanley Lieber <sl@stanleylieber.com>]

On July 22, 2023 5:49:45 PM EDT, kemal <kemalinanc8@gmail.com> wrote:
>2023-07-23 0:30 GMT+03:00, kemal <kemalinanc8@gmail.com>:
>> 2023-07-22 22:53 GMT+03:00, kemal <kemalinanc8@gmail.com>:
>>>> > i'm 99% sure it's coincidence, the pcie version or connector shape
>>>> > shouldn't matter.
>>> it both does and doesn't
>>> intel changed the firmware significantly in the 7000 series, which
>>> coincides with intel's mpcie->m2 switch in wifi cards
>>> there are both 6000 series m2 cards as you mentioned and 7000 series
>>> mpcie cards (7260-7265 have mpcie versions to my knowledge)
>>> so this problem is about 7000+ series of cards
>>> (3000 series are 1x1 versions of 7000)
>>>
>>> because of this a different code path exists for initialization,
>>> there's probably
>>> some bug in it. i checked the latest patch i prepared a long time ago
>>> for 7260 support and i realized there was a change i made that i forgot
>>> about (maybe i didn't send that patch at all, i don't remember...)
>>> the calibration commands in the main firmware initialization doesn't
>>> include
>>> type+length in the command itself and simply sends the calibration block
>>> it may have caused the firmware to ignore calibration commands, which
>>> would result in botched calibration+slow speeds.
>>> (although if this was the case i'd expect the firmware returning a error
>>> to the driver, so i'm not sure on this)
>>> i prepared a patch to include this change
>>>
>>> i also cleaned up fw capability checking and added pci ids for 3165-3168
>>> as those should work out of the box with the current code
>>>
>>> i can't test this patch, so i will attach it for those who want to test
>>>
>>> it can get pushed if it works
>>>
>>
>> my mail didn't end up in /n/lists/9front, so the mail server may have
>> ate my mail. i'm going to reply to my original message and upload
>> my patch to okturing instead of attaching it, hoping that it will get
>> sent
>> http://okturing.com/src/16441/body
>>
>
>i don't see it again, sorry for bothering if the previous 2 mails
>actually turn out to be sent, i'm going to try again
>

i received both mails.

sl