Re: mt76x[02]u 802.11w support

[Stanislaw Gruszka <sgruszka-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

On Tue, Dec 18, 2018 at 01:38:54PM -0500, Sid Hayn wrote:
> > > Regarding this case, there is no single commit that add 802.11w support
> > > we could request to add to -stable. It was added together with other
> > > features in:
> > >
> > > commit 0ae976a11b4fb5704b597e103b5189237641c1a1
> > > Author: Lorenzo Bianconi <lorenzo.bianconi-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> > > Date:   Thu Sep 6 11:18:41 2018 +0200
> > >
> > >     mt76x0: init hw capabilities
> > >
> > > which depend on switching mt76x0u to mt76-usb layer.
> > >
> > > So I'm not sure how this request should be satisfied.
> >
> > Can you check if adding
> >
> > ieee80211_hw_set(rt2x00dev->hw, MFP_CAPABLE);
> In this case I inferred from cotext that it should be
> ieee80211_hw_set(hw, MFP_CAPABLE); hopefully that is correct.

Yeah it is. I copied the line from wrong driver :-) 

> > is sufficient to add support for 802.11w ?
> As a matter of fact it was sufficient.  I can now connect to my AP
> with 802.11w required and prior to this one line change I could not.
> Thanks for taking the time to suggest this, it seems to work well
> enough to connect.  I don't much have a means to test to see if deauth
> frames are properly handled, do you have any test cases you want to
> suggest or are you comfortable enough that it should work properly?

If you using wpa_supplicant, 'wpa_cli disconnect' should
trigger deauth exchange.

Are there errors in dmesg ? If there are many errors, I think
we will need to change EINVAL to EOPNOTSUPP as well.

Thanks
Stanislaw