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From: Kalle Valo <kvalo@kernel.org>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Arend van Spriel <arend.vanspriel@broadcom.com>,
	Stefan Wahren <stefan.wahren@i2se.com>,
	Arend van Spriel <aspriel@gmail.com>,
	Franky Lin <franky.lin@broadcom.com>,
	Hante Meuleman <hante.meuleman@broadcom.com>,
	linux-wireless@vger.kernel.org,
	brcm80211-dev-list.pdl@broadcom.com,
	SHA-cyfmac-dev-list@infineon.com
Subject: Re: brcmfmac: Unexpected cfg80211_set_channel: set chanspec ... fail, reason -52
Date: Fri, 13 Jan 2023 15:35:51 +0200	[thread overview]
Message-ID: <878ri6d0aw.fsf@kernel.org> (raw)
In-Reply-To: <ee24c4eda8d389ac7197b6296944e168ccc6b602.camel@sipsolutions.net> (Johannes Berg's message of "Tue, 03 Jan 2023 08:07:41 +0100")

Johannes Berg <johannes@sipsolutions.net> writes:

>> > [  104.897615] brcmfmac: cfg80211_set_channel: set chanspec 0x100e fail, 
>> > reason -52
>
> [...]
>
>> 
>> > All of these 10 errors are repeated every 60 sec.
>> 
>> Catching up after the holidays ;-) Above chanspec values are invalid. 
>> 0x100e = channel 14/bw 20MHz. The 'iw list' output shows all these 
>> channels are disabled. So who/what is trying to set these channels. 
>> Scanning sets the channel in firmware. Is this initiated from hostapd? 
>
> Yeah, what userspace is running here? Looks like cfg80211_set_channel()
> is only used for survey?
>
> Couple of observations on the side:
>  * might be nice to have some "brcm" indication in that name :P

Indeed, having a function cfg80211_set_channel() in brcmfmac/cfg80211.c
is VERY misleading. I first though that is a cfg80211 function and
didn't understand Johannes' comment until I started grepping :) Can
someone fix that, please?

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

  parent reply	other threads:[~2023-01-13 13:42 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-30 17:39 brcmfmac: Unexpected cfg80211_set_channel: set chanspec ... fail, reason -52 Stefan Wahren
2023-01-02 19:23 ` Arend van Spriel
2023-01-03  7:07   ` Johannes Berg
2023-01-03  9:57     ` Arend van Spriel
2023-01-03 11:46     ` Stefan Wahren
2023-01-13 13:35     ` Kalle Valo [this message]
2023-01-13 15:14       ` Arend Van Spriel
2023-01-13 15:54         ` Kalle Valo

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