linux-wireless.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
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 07/22] mac80211: s1g: choose scanning width based on frequency
Date: Fri, 18 Sep 2020 12:40:49 +0200	[thread overview]
Message-ID: <43afe1ee1067d77aa6be5765e02f3cf0549c7c8f.camel@sipsolutions.net> (raw)
In-Reply-To: <20200831205600.21058-8-thomas@adapt-ip.com>

On Mon, 2020-08-31 at 13:55 -0700, Thomas Pedersen wrote:
> An S1G BSS can beacon at either 1 or 2 MHz and the channel
> width is unique to a given frequency. Ignore scan channel
> width for now and use the allowed channel width.
> 
> Signed-off-by: Thomas Pedersen <thomas@adapt-ip.com>
> ---
>  net/mac80211/scan.c | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
> 
> diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
> index 5ac2785cdc7b..5002791fe165 100644
> --- a/net/mac80211/scan.c
> +++ b/net/mac80211/scan.c
> @@ -905,6 +905,17 @@ static void ieee80211_scan_state_set_channel(struct ieee80211_local *local,
>  	local->scan_chandef.center_freq1 = chan->center_freq;
>  	local->scan_chandef.freq1_offset = chan->freq_offset;
>  	local->scan_chandef.center_freq2 = 0;
> +
> +	/* For scanning on the S1G band, ignore scan_width (which is constant
> +	 * across all channels) for now since channel width is specific to each
> +	 * channel. Detect the required channel width here and likely revisit
> +	 * later. Maybe scan_width could be used to build the channel scan list?
> +	 */
> +	if (chan->band == NL80211_BAND_S1GHZ) {
> +		local->scan_chandef.width = ieee80211_s1g_channel_width(chan);
> +		goto  set_channel;
> +	}

nit: double space after 'goto'

but really I came to say that this probably changes then, if you don't
convince me about the stuff in the previous patch review? :)

So I'm leaving this patch also for now - have applied 1-5 so far.

johannes



  reply	other threads:[~2020-09-18 10:40 UTC|newest]

Thread overview: 53+ 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 [this message]
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
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
2020-09-08 18:00     ` Thomas Pedersen
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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=43afe1ee1067d77aa6be5765e02f3cf0549c7c8f.camel@sipsolutions.net \
    --to=johannes@sipsolutions.net \
    --cc=linux-wireless@vger.kernel.org \
    --cc=thomas@adapt-ip.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).