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RE: [PATCH v2] Add new mac80211 driver mwlwifi.

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> Dan Williams wrote:
> 
> On Wed, 2015-06-17 at 08:34 +0000, David Lin wrote:
> > > Johannes Berg wrote:
> > >
> > > On Wed, 2015-06-17 at 08:07 +0000, David Lin wrote:
> > >
> > > > > Also, you probably really should have two header files - one for
> > > > > the firmware structs and one for the driver structs - especially
> > > > > since you seem to be confusing the two!
> > > > >
> > > > As mentioned before, this is current interface with F/W, and this
> > > > F/W is used by other marvell's drivers, I can't change it.
> > >
> > > You're misunderstanding. I'm not asking you to change the interface.
> > > I'm just asking you to make sure you know which part is firmware
> > > interface and which isn't. Clearly, pointers *cannot* be firmware
> > > interface - if there's something "cookie-like" that you use as
> > > pointers you at least need to make sure you know how long this field is (32
> or 64 bits)...
> > >
> > Yes, we know this kind of issue. We will enhance it in the future.
> > >
> > > > All structures defined in this file are related to F/W commands,
> > > > it should be better let them be defined in this file.
> > >
> > > Given your own confusion on what's firmware API and what isn't, I'm
> > > not so sure about that ...
> > >
> > I am sure all structures defined in this file is related to firmware command.
> 
> They may well be related, but that doesn't necessarily mean that the driver
> side cannot be clearer about what fields of a struct are actually read by the
> firmware, and what fields are private to the host implementation as a data
> stash (eg, 'priv'-type stuff).  Redoing the structs like Johannes suggested
> originally would make that crystal-clear...
> 
> Dan

Yes, we plan to modify the code as Johannes suggested and come out PATCH v3 for review. Thanks.

David

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