[PATCH 10/27] wifi: mac80211: isolate driver from inactive links

Johannes Berg johannes at sipsolutions.net
Thu Sep 8 08:36:53 PDT 2022


On Thu, 2022-09-08 at 23:23 +0800, Wen Gong wrote:
> 
> Now I found it only active the primay link(the link for 
> authentication/assoc request) in my station MLO test,

Yes, that's intentional. It gives the driver choice about which links to
activate; first of all because we don't have interface/link combinations
stuff yet (waiting for your side on that), and secondly because we might
very well (want to) negotiate more links than we can concurrently have
active, e.g. a NIC that can have two active might still want to
negotiate four and switch dynamically.

> change_vif_links of struct ieee80211_ops *ops of driver will only be 
> called one time for the primary link.

Correct.

> it means only one link for MLO.

Right.

> I plan to revert this patch in my local test now.
> 
> Will you implement muti-links later?

Yes. I have patches pending to add API that the driver can call to pick
the active links (as a bitmap).

I'll send it out when I can, likely tomorrow.

johannes
> 



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