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

[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