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Re: [PATCH v7] Add new mac80211 driver mwlwifi.

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On Thu, 2015-11-26 at 08:27 +0000, David Lin wrote:

> > Since you do this in .probe, you should consider loading the
> > firmware asynchronously.
> > 
> 
> I hope I can postpone this modification later.

I don't feel strongly about this one - otoh it's not really
complicated.

> > > +#ifdef CONFIG_SUPPORT_MFG
> > 
> > This Kconfig variable doesn't exist.
> > 
> 
> The compile variable is used privately by Marvell and our customers
> in production line.

Yeah, still. Make it a proper Kconfig variable, defaulting to off and
hidden under something, or remove it. It's extremely misleading to have
something called CONFIG_* when it's not a Kconfig variable.

> Mac80211 does not support mesh AMSDU now, we implement this function
> in mwlwifi driver for the time being. Except for mesh AMSDU, we still
> leverage mac80211 to handle data AMSDU.

You're allowed to modify mac80211.

> > What's going on here? Why are you modifying the action frames on
> > the fly??!
> > 
> 
> Due to mwlwifi supports Tx/Rx AMSDU, these frames are modified to
> inform client that we support AMSDU.
> 

Ditto - you're allowed to modify mac80211. We actually have a patch
like this already:
https://git.kernel.org/cgit/linux/kernel/git/jberg/mac80211-
next.git/commit/?id=99e7ca44bb910f0cbfda5d9008e8517df0ebc939

johannes
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