From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B09473B5304; Thu, 27 Aug 2026 15:31:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787844703; cv=none; b=f1Oh81LTRYXV1VNTYxXCbb2ioyjtC7L6cTXL+nxjTwDkoRA3rhZG7c50wHOyLAfooXmepil8qSlBGdkJkDD12tPdL8sw8MUOZa4YHho1/TJ2VsDsgGvRNXwIQhYdKdaatxEQh+ph0a/lFcygCRbUm2qENwiCOTOYds5xKv0OacQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787844703; c=relaxed/simple; bh=IbZDvx1ZxaYcQqLta32Pj3RvUkwae4KK9cXQ7UUZTr8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=MNtJv9CUBLJaWt6R2h1VCTTa7sggO9OTOhBLQLt3cd7VG2r4sQE4UH4jVs2NFB/D/hThjpsw8f7dxJ94TqfQ8tiFKFhPsUQGdPBhH+OBkQHSY6DVO4LfTsIkf9i0BVwKGXcPTUNS88DL/+IqqYP79Ed2T5Rh7+e74ihPCLlgnTc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MBy/zndM; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MBy/zndM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 14ACF1F000E9; Thu, 27 Aug 2026 15:31:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787844702; bh=zOcoi4jHu+T1Dl4zlPXslQUWfUwJL1m96r6RTqcs/tk=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=MBy/zndMJBNpPo83fJILf0E8EfNgtywMzYfWf8R81GCh2kvJF0WodQyNledMebvI9 MK/CvmaEPKOWQV6ZDDil2JHOqVAktxcasL3B2HM0OdJxV40oya0cmBF+NF0+jIecqK obCw6akJZ0L2OiIwqEqRNSswy701ClV3Cd9iZRc4kV7L0/de0Bu3NaQ1ZFiVdqgod9 1xOu2ypytX+uwMelwLaierY3m8eSYtGRduffCMQFJRWqMVwyXQPW61lt2aOBN9jSjA uO1KJYgV2sC+nhUaa3zAHDM4OqbBl9hpQucSU8NpebmU5bJLqzCBJ/pzYQ+Dk6naHh Arl5QBFTNc54w== Message-ID: <3d662b34-61ed-4a30-a52c-f86bc70162ca@kernel.org> Date: Thu, 27 Aug 2026 17:31:30 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 1/3] dt-bindings: net: wireless: add flag marvell,invalid-reg-hint-in-rom To: George Valkov Cc: briannorris@chromium.org, johannes@sipsolutions.net, andrew@lunn.ch, krzk+dt@kernel.org, francesco@dolcini.it, johannes.berg@intel.com, kees@kernel.org, miriam.rachel.korenblit@intel.com, wenst@chromium.org, rafael.beims@toradex.com, avraham.stern@intel.com, error27@gmail.com, s.kerkmann@pengutronix.de, gregory.clement@bootlin.com, sebastian.hesselbarth@gmail.com, robh@kernel.org, conor+dt@kernel.org, Frank.Li@nxp.com, chunfan.chen@gmail.com, arend.vanspriel@broadcom.com, peddolla.reddy@oss.qualcomm.com, linux-arm-kernel@lists.infradead.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, stable@vger.kernel.org References: <20260821010728.45065-1-gvalkov@gmail.com> <20260827-helpful-icy-donkey-9bfdaf@quoll> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 27/08/2026 15:08, George Valkov wrote: > On Thu, 27 Aug 2026 at 13:34, Krzysztof Kozlowski wrote: >> >> On Fri, Aug 21, 2026 at 04:07:26AM +0300, Georgi Valkov wrote: >>> WRT3200ACM and WRT32x routers always report a fixed US regulatory domain >>> from the mwifiex ROM, which conflicts with the platform regulatory >>> configuration on units sold outside the US market. For example: >>> - phy0 mwlwifi 5 GHz, hard-coded region 98 EU mapped to FR >>> - phy1 mwlwifi 2.4 GHz, hard-coded region 98 EU mapped to FR >>> - phy2 mwifiex 2.4 and 5 GHz, hard-coded region US >>> >>> When the system boots, it detects a conflict between the user selected >>> region and the radios, e.g. BG FR US, and applies extreme restrictions, >>> preventing phy0 from starting on any DFS channel. phy2 works. >>> >>> Add a device-tree flag, which allows affected devices, where the radio >>> conflicts with the platform to ignore the incorrect regulatory hint in >>> the ROM of the radio, so the platform regulatory domain can be used. >>> This does not allow the user to change the regulatory configuration of >>> any radio. It only allows phy0 to start and operate according to its >>> certified configuration. >>> >>> [1] https://github.com/kaloz/mwlwifi/issues/173#issuecomment-307879699 >>> [2] https://github.com/openwrt/openwrt/issues/9956 >>> >>> Cc: stable@vger.kernel.org >> >> I don't think there is any bug to be fixed here. Support was incomplete, >> so you add a missing quirk, but there was no bug in the binding. >> Binding was correct. >> >> With stable dropped: >> >> Reviewed-by: Krzysztof Kozlowski > > I added Reviewed-by to the first patch and sent v7 with these changes: > 1. drop Cc: stable, the first patch only documents a binding > 2. restore colon after Tested-on as requested by openwrt-ai Hm? You cannot test a binding. Please ignore completely openwrt-ai, it's apparently hallucinating. Anyway, OpenWRT process does not matter to upstream kernel. Best regards, Krzysztof