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Re: [PATCH v2 1/2] mac80211_hwsim: allow setting iftype support

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On Wed, 2018-10-17 at 22:58 +0200, Johannes Berg wrote:
> On Wed, 2018-10-17 at 14:00 -0700, James Prestwood wrote:
> > 
> > > That makes me wonder if you'd also want to support limiting the #
> > > of
> > > interfaces/channels to mimic another device?
> > 
> > Yeah it seems like it would be pretty easy to add that on top of
> > this
> > change, although I don't really see us actually using it.
> 
> Sure, fair enough.
> 
> > I can add it,
> > but my only concern is I would not test it up to the same level I
> > tested iftype/ciphers. 
> 
> If you don't really want to use it, then I don't think you need to
> add
> it. I was just wondering if it made a difference.
> 
> > Maybe this is also because I am not entirely
> > sure what num_different_channels is doing. Is this only relevant
> > when
> > multiple interfaces exist on a radio? Like setting how many
> > channels
> > can be use simultaneously?
> 
> Correct. "Simultaneously" is a bit of an overstatement, typically
> today
> it's implemented by TDM - if you have two interfaces with a
> connection
> to an AP each, but on different channels, each interface would just
> tell
> its AP that it's going to sleep, but instead hop to the other channel
> and tell that AP that it woke up... etc.

Ah ok, that makes sense. Ok, well I can fixup that typo, as well as
reordering the use_chanctx stuff I mentioned. Unless there was anything
else? If not I can submit v3.

> 
> johannes
> 



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