From: Kalle Valo <kalle.valo@iki.fi>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-wireless@vger.kernel.org
Subject: Re: [RFC 2/3 v2] mac80211: disable powersave if pm_qos asks for low latency
Date: Thu, 16 Apr 2009 13:58:01 +0300 [thread overview]
Message-ID: <87myag987a.fsf@litku.valot.fi> (raw)
In-Reply-To: <1239824330.29769.5.camel@johannes.local> (Johannes Berg's message of "Wed\, 15 Apr 2009 21\:38\:50 +0200")
Johannes Berg <johannes@sipsolutions.net> writes:
> When an application asks for a latency lower than the beacon interval
> there's nothing we can do -- we need to stay awake and not have the
> AP buffer frames for us. Add code to automatically calculate this
> constraint in mac80211 so drivers need not concern themselves with it.
I like this!
This is a good start, from this can start improving this. We need to
take into account for example DTIM count, U-APSD and what not. But
that's all for the future.
--
Kalle Valo
next prev parent reply other threads:[~2009-04-16 10:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-15 17:10 [RFC 0/3] mac80211 powersave improvements Johannes Berg
2009-04-15 17:10 ` [RFC 1/3] mac80211: improve powersave implementation Johannes Berg
2009-04-15 19:38 ` [RFC 1/3 v2] " Johannes Berg
2009-04-16 10:55 ` Kalle Valo
2009-04-15 17:10 ` [RFC 2/3] mac80211: disable powersave if pm_qos asks for low latency Johannes Berg
2009-04-15 19:38 ` [RFC 2/3 v2] " Johannes Berg
2009-04-16 10:58 ` Kalle Valo [this message]
2009-04-15 17:10 ` [RFC 3/3] mac80211: enable PS by default Johannes Berg
2009-04-16 10:39 ` [RFC 3/3 v2] " Johannes Berg
2009-04-16 11:01 ` [RFC 0/3] mac80211 powersave improvements Kalle Valo
2009-04-16 11:06 ` Johannes Berg
2009-04-16 11:11 ` Kalle Valo
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