Subject: Re: [PATCH] mac80211: add station aid into ieee80211_tx_control
From: Johannes Berg <johannes@sipsolutions.net>
To: Tomas Winkler <tomasw@gmail.com>
Cc: Chr <chunkeey@web.de>, linux-wireless@vger.kernel.org,
	John Linville <linville@tuxdriver.com>
In-Reply-To: <1ba2fa240804030341v7d1c20ecva35cc169095deb3d@mail.gmail.com> (sfid-20080403_114138_233095_B6BCE670)
References: <200804012145.18294.chunkeey@web.de>
	 <1207128858.10910.19.camel@johannes.berg>
	 <1ba2fa240804021305o502d7e22o5ffebd0f466e4188@mail.gmail.com>
	 <1207218083.3636.12.camel@johannes.berg>
	 <1ba2fa240804030341v7d1c20ecva35cc169095deb3d@mail.gmail.com>
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Date: Thu, 03 Apr 2008 12:48:01 +0200
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> I see, AP mode is different story and in second thought it think we
> can use this to speed up TX path
> also for iwliwfi, we waste significant time on searching for STA based
> on MAC address.
> So it's ACK from me. Thanks for opening my eyes :)
>=20
> Another question is if there will be more info needed for station in the =
driver.
> Currently in iwlwifi we have STA representation, this is HW
> requirement but some data are kept twice in iwlwifi and mac.
> The question is whether STA mac80211 representation cannot be more
> accessible to the driver?  Not sure how this can be done
> without over complicated station book keeping.

Yeah, that's a bit tough, I'm not sure how to do it.

Maybe we could have a struct ieee80211_sta_info (defined in mac80211.h)
embedded into struct sta_info and pass that along everywhere sort of
like we do with struct key/key_conf?

johannes

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