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From: Kalle Valo <kalle.valo@nokia.com>
To: ext Johannes Berg <johannes@sipsolutions.net>
Cc: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	Jouni Malinen <j@w1.fi>,
	"Luis R. Rodriguez" <lrodriguez@atheros.com>
Subject: Re: [RFC PATCH v2 3/4] mac80211: disable power save when scanning
Date: Sat, 14 Mar 2009 19:37:45 +0200	[thread overview]
Message-ID: <49BBEB69.6090301@nokia.com> (raw)
In-Reply-To: <1237051502.5235.102.camel@johannes.local>

ext Johannes Berg wrote:
> On Sat, 2009-03-14 at 19:14 +0200, Kalle Valo wrote:
> 
>> +	if (!ps || (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK))
>> +		/*
>> +		 * with IEEE80211_HW_PS_NULLFUNC_STACK and power save
>> +		 * enabled the firmware sent a null frame when power save
>> +		 * was disabled, so we need to send a new null frame
>> +		 */
>> +		ieee80211_send_nullfunc(local, sdata, 1);
>> +}
> 
> Now I'm confused a little. I thought with PS_NULLFUNC_STACK the firmware
> _didn't_ send such frames.

That's a bug, good catch! It should be:

!(local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK)

I'll fix that in v3.

Kalle

  reply	other threads:[~2009-03-14 17:38 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-14 17:14 [RFC PATCH v2 0/4] mac80211: beacon filtering Kalle Valo
2009-03-14 17:14 ` [RFC PATCH v2 1/4] mac80211: decrease execution of the associated timer Kalle Valo
2009-03-14 17:18   ` Johannes Berg
2009-03-14 18:46     ` Kalle Valo
2009-03-14 19:33       ` Luis R. Rodriguez
2009-03-20  9:22       ` Kalle Valo
2009-03-20  9:42         ` Johannes Berg
2009-03-20 10:37           ` Kalle Valo
2009-03-20 10:41             ` Johannes Berg
2009-03-14 17:14 ` [RFC PATCH v2 2/4] mac80211: track beacons separately from the rx path activity Kalle Valo
2009-03-14 17:21   ` Johannes Berg
2009-03-14 19:45   ` Luis R. Rodriguez
2009-03-14 19:55     ` Johannes Berg
2009-03-14 20:19       ` Luis R. Rodriguez
2009-03-15  6:52     ` Kalle Valo
2009-03-14 17:14 ` [RFC PATCH v2 3/4] mac80211: disable power save when scanning Kalle Valo
2009-03-14 17:25   ` Johannes Berg
2009-03-14 17:37     ` Kalle Valo [this message]
2009-03-14 17:14 ` [RFC PATCH v2 4/4] mac80211: add beacon filtering support Kalle Valo
2009-03-14 17:28   ` Johannes Berg
2009-03-14 17:55     ` Kalle Valo
2009-03-14 20:18   ` Luis R. Rodriguez
2009-03-15  7:22     ` Kalle Valo
2009-03-15 17:59       ` Johannes Berg
2009-03-15 19:27         ` Luis R. Rodriguez
2009-03-15 20:10           ` Kalle Valo
2009-03-16  8:50       ` Jouni Malinen
2009-03-16 12:25         ` Kalle Valo

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