From: Johannes Berg <johannes@sipsolutions.net>
To: Felix Fietkau <nbd@openwrt.org>
Cc: linux-wireless@vger.kernel.org, linville@tuxdriver.com
Subject: Re: [PATCH] mac80211: add a function for setting the TIM bit for a specific station
Date: Mon, 18 Apr 2011 11:21:24 +0200 [thread overview]
Message-ID: <1303118484.3588.4.camel@jlt3.sipsolutions.net> (raw)
In-Reply-To: <4DAC0026.5020905@openwrt.org>
On Mon, 2011-04-18 at 11:11 +0200, Felix Fietkau wrote:
> > The only question I have is how will PS-Poll be handled while an
> > aggregation session is active?? Is it even allowed to poll a-MPDUs?
> Not sure - polling A-MPDUs may not be allowed, the standard only
> mentions polling MSDU and A-MSDU. We could add a driver callback later
> that mac80211 calls upon receiving a PS-Poll when WLAN_STA_PS_DRIVER_BUF
> is set, which will trigger the release of a single packet and indicate
> in the return status whether it was the last one (from the driver's
> point of view).
Yeah I just looked at it too -- seems not allowed, and I don't even see
a way to implement it. I suppose for any long-term sleep (rather than
for things like scanning) the aggregation sessions should just be torn
down.
johannes
prev parent reply other threads:[~2011-04-18 9:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-17 15:45 [PATCH] mac80211: add a function for setting the TIM bit for a specific station Felix Fietkau
2011-04-18 8:15 ` Johannes Berg
2011-04-18 9:11 ` Felix Fietkau
2011-04-18 9:21 ` Johannes Berg [this message]
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