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 CF5973F9287; Thu, 27 Aug 2026 10:34:46 +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=1787826887; cv=none; b=akiGS419VQWmsmkpU9MkRzvGMGmS+kWHEI80PGYfZcWxbrA70sALJ0ya0y9IFMG1thQ8LO28LNLpTFlErnPzOQ88MsiMY4TNOP5sJTbl8gvZyHcLE56RhE3Z3eG9uZoli98zBUtbD85EJoMi3vmwGpA2d/8yzY+Mz8md96cBE5M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787826887; c=relaxed/simple; bh=KK5NJ1PV1hiyZgOypx7mFBurh8nt0ZkZ5eiZ5+3GAi8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=c3N0XsvHcBHP2hWfEdA53UFS8x4DXvQylyOpMlWO2nUo+zrV+PxjlfQlXdcCqzpA2OFr617JE4ymo4RPiBGQqgMSjlX7Ws5XiJmqOGcpw2QYa15TZjtTkZrKxEQWKT3FzvFiHjgPC2gh/KNRWoRCblQR9Khq9uOrk+vH4g4ZwCc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hsI2aRry; 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="hsI2aRry" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C23FA1F00A3A; Thu, 27 Aug 2026 10:34:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787826886; bh=T/AnzTG4qR4BsGrKzsY7N+S07WkDz2GkP8AvfN3T5m0=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=hsI2aRryVKLYJWanLZ3CmqO1rcYnhJ4swYDHu1LdSSLpizFKjgh8fO2D49Xnjl+6n YFiSHwKM1LNr+lq9htUVLUfz7oKHYq0qdqrDwwB6cFqtvG99UpKbScoKe4PUK1Svcc sTPiVd9LtCPXsPXBlb7rfY/wQTEpg+AUXrD21fL1dUGqkuFnbel2Ts/IPVC5FXPxCl M4eUFTPqTbe/26V/8DsVkUYxwjlFrxDajeCshDYs8snBmLKrlLLUoLs+48PVQC0g7V fzwsOSZ9YxO+rsUVGdvqOS+11zeDz895S3xHP2ThP4EMajpwYwdcipPCj7YArgd8/e CupksjgIoPB8Q== Date: Thu, 27 Aug 2026 12:34:43 +0200 From: Krzysztof Kozlowski To: Georgi 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 Subject: Re: [PATCH v6 1/3] dt-bindings: net: wireless: add flag marvell,invalid-reg-hint-in-rom Message-ID: <20260827-helpful-icy-donkey-9bfdaf@quoll> References: <20260821010728.45065-1-gvalkov@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260821010728.45065-1-gvalkov@gmail.com> 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 Best regards, Krzysztof