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[PATCH 2/4] mac80211: remove channel type argument from rate_update

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Johannes Berg wrote:
> From: Johannes Berg <johannes.berg@xxxxxxxxx>
> 
> The channel type argument to the rate_update()
> callback isn't really the correct way to give
> the rate control algorithm about the desired
> RX bandwidth of the peer.
> 
> Remove this argument, and instead update the
> STA capabilities with 20/40 appropriately. The
> SMPS update done by this callback works in the
> same way, so this makes the callback cleaner.

I think that the HT capabilities cannot be changed dynamically.
The HT operating parameters along with ChannelSwitch frames are used to
notify bandwidth changes. Or that is my understanding of 11.14.4.2.

Sujith
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