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From: Johannes Berg <johannes@sipsolutions.net>
To: Thomas Pedersen <thomas@adapt-ip.com>
Cc: linux-wireless <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH v2 11/22] cfg80211: parse S1G Operation element for BSS channel
Date: Mon, 21 Sep 2020 08:54:05 +0200	[thread overview]
Message-ID: <215a340b904177c779b7cdd2ecd291d7a0170265.camel@sipsolutions.net> (raw)
In-Reply-To: <ef2b1e8b8b2755793a8db2b00e4130a7@adapt-ip.com>

On Sun, 2020-09-20 at 22:12 -0700, Thomas Pedersen wrote:
> On 2020-09-18 03:45, Johannes Berg wrote:
> > On Mon, 2020-08-31 at 13:55 -0700, Thomas Pedersen wrote:
> > > Extract the BSS primary channel from the S1G Operation
> > > element.
> > 
> > Out of curiosity, do you even need to?
> > 
> > I mean ... you know what channel you received it on, surely?
> 
> Consider the case where the BSS is operating @ 2Mhz, but primary is one 
> of
> the 1Mhz channels. The hardware (or driver) may not be able to tell you
> exactly which primary channel (upper or lower) the packet came in on.

Ah, OK, makes sense. Somehow based on a comment somewhere else I thought
you were saying that the channels are basically all unique in their
(center frequency, bandwidth) tuple, and was assuming you'd actually
have to scan them that way.

johannes


  reply	other threads:[~2020-09-21  6:54 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-31 20:55 [PATCH v2 00/22] add support for S1G association Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 01/22] ieee80211: redefine S1G bits with GENMASK Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 02/22] nl80211: advertise supported channel width in S1G Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 03/22] cfg80211: regulatory: handle S1G channels Thomas Pedersen
2020-09-05 18:38   ` Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 04/22] nl80211: correctly validate S1G beacon head Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 05/22] nl80211: support setting S1G channels Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 06/22] {cfg,mac}80211: get correct default channel width for S1G Thomas Pedersen
2020-09-18 10:38   ` Johannes Berg
2020-09-21  4:59     ` Thomas Pedersen
2020-09-21  7:01       ` Johannes Berg
2020-09-21 16:26         ` Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 07/22] mac80211: s1g: choose scanning width based on frequency Thomas Pedersen
2020-09-18 10:40   ` Johannes Berg
2020-09-21  5:06     ` Thomas Pedersen
2020-09-21  6:58       ` Johannes Berg
2020-08-31 20:55 ` [PATCH v2 08/22] nl80211: support S1G capabilities Thomas Pedersen
2020-09-18 10:41   ` Johannes Berg
2020-09-18 10:47   ` Johannes Berg
2020-09-21  4:34     ` Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 09/22] mac80211: support S1G STA capabilities Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 10/22] cfg80211: convert S1G beacon to scan results Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 11/22] cfg80211: parse S1G Operation element for BSS channel Thomas Pedersen
2020-09-18 10:45   ` Johannes Berg
2020-09-21  5:12     ` Thomas Pedersen
2020-09-21  6:54       ` Johannes Berg [this message]
2020-08-31 20:55 ` [PATCH v2 12/22] mac80211: convert S1G beacon to scan results Thomas Pedersen
2020-09-18 10:48   ` Johannes Berg
2020-09-21  5:45     ` Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 13/22] cfg80211: handle Association Response from S1G STA Thomas Pedersen
2020-09-18 10:50   ` Johannes Berg
2020-09-21  5:52     ` Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 14/22] mac80211: encode listen interval for S1G Thomas Pedersen
2020-09-18 10:51   ` Johannes Berg
2020-09-21  5:56     ` Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 15/22] mac80211: don't calculate duration " Thomas Pedersen
2020-09-18 10:52   ` Johannes Berg
2020-09-18 10:55     ` Johannes Berg
2020-09-21  6:03     ` Thomas Pedersen
2020-09-21  6:51       ` Johannes Berg
2020-08-31 20:55 ` [PATCH v2 16/22] mac80211: handle S1G low rates Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 17/22] mac80211: avoid rate init for S1G band Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 18/22] mac80211: receive and process S1G beacons Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 19/22] mac80211: support S1G association Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 20/22] nl80211: include frequency offset in survey info Thomas Pedersen
2020-08-31 20:55 ` [PATCH v2 21/22] mac80211_hwsim: indicate support for S1G Thomas Pedersen
2020-09-06  8:49   ` [mac80211_hwsim] 8cafe19852: hwsim.fst_ap_config_default.fail kernel test robot
2020-09-06  8:49     ` kernel test robot
2020-09-08 18:00     ` Thomas Pedersen
2020-09-08 18:41       ` Johannes Berg
2020-09-08 18:41         ` Johannes Berg
2020-09-08 18:53         ` Thomas Pedersen
2020-08-31 20:56 ` [PATCH v2 22/22] mac80211_hwsim: fix TSF timestamp write to S1G beacon Thomas Pedersen
2020-09-06 16:04 ` [PATCH v2 00/22] add support for S1G association Johannes Berg
2020-09-08 18:30   ` Thomas Pedersen

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