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 640843E556D; Mon, 17 Aug 2026 11:07:00 +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=1786964821; cv=none; b=F3J7n5Y/tISw91rtmQ5qEPNeoEtbv+xq84No6A62ona82vU+z+n9IApHoun4M14KT72e/617d4v8AD5BibO9Z6q+Q6UEZLc8KWbxuinxlaICt9fp4aLQ5mDKwimqI/Uf6AOfMqt5be+lYT6hSCkyTAmTLQK4gm0egoU/a2WZxFA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786964821; c=relaxed/simple; bh=fO+N+Fkifn0mW/pTvU8tTWvaTIxvL3jVYOD0t4VT6hg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=LVfzzN+eITmc03jYT9uU5MkoFSfoDmfpJIwDFK7M3BpUbWqWfSaeqQfcRFHvNnenTZfzmy8mrwWal2BFlw3ziOcvUPiIu9w9AA4iyyHhTyRA/b7DM/WGnvzVBD61kb0eTZHipiwG2scV9XYDoXrj9yxA3Y/9Y1I407q4KhKiy5E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UlMlXTuT; 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="UlMlXTuT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6EBC71F000E9; Mon, 17 Aug 2026 11:06:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786964820; bh=n81T4W7eTaTT4B+ApvT6XYE8dIt+elKVf9cHQUeK6Jk=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=UlMlXTuT1i9qWoH/ZmuDsBmC+/dqUxfA97bCzcw3GHd1RCpWl0gZRVFK7nEyHwsQO DUU3XCIyclryx69iu7+ilTc7VoXO64Hz71ST68T0hilcwuAkAqraMhEK4OqgfdfSif Yx3Qy3yml/J+XBZiY7X+l5yozg72fRqCgXrZ7hsjDSSAZqyn66rEvdyQv6iDM3bmrx 8f14MDqP3/UyLqdeO7oe7xtmCVxH5NVts14jUmOIwA12FCGuGd/PGYzu7BmbC9oRgi A0zkF8mChjYvKyNKT97lFjegHnkXcv6QvEfYWXaU23ps+GotmubtsOovv6ts4MZ7u/ d3XdkZMaYKIhg== Message-ID: <9b3b6f29-35a8-4b79-a002-bd0aac5dbee4@kernel.org> Date: Mon, 17 Aug 2026 13:06:48 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/3] dt-bindings: net: wireless: add flag marvell,ignore-regulatory-hint To: George Valkov Cc: briannorris@chromium.org, johannes@sipsolutions.net, andrew@lunn.ch, 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, krzk+dt@kernel.org, conor+dt@kernel.org, Frank.Li@nxp.com, chunfan.chen@gmail.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: <20260814125025.90522-1-gvalkov@gmail.com> <20260817-hairy-serval-of-refinement-49039a@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 17/08/2026 12:43, George Valkov wrote: > On Mon, 17 Aug 2026 at 11:54, Krzysztof Kozlowski wrote: >> >> On Fri, Aug 14, 2026 at 03:50:23PM +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 >> >> v1 as reply to v3 in big thread. How tools can parse that? > > Hello Krzysztof, > I apologise, I forgot to add the v4 tag to the subject. > I have documented the changes between each revision. > I saw my mistake after sending the mail. But I wasn't sure > what to do? I will make sure to add v5 to my next revision. > >> Does b4 diff work? >> >> b4 diff '20260814125025.90522-1-gvalkov@gmail.com' > > What is b4? Tool used by maintainers and contributors to handle/send patches. See korg docs (or just google "What is b4 Linux kernel"). > > >>> 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 use of 5 GHz and DFS channels. This also affects phy0. >>> >>> Add a device-tree flag, which allows affected platforms to ignore >>> an incorrect regulatory hint from ROM, so userspace can set the >>> correct platform regulatory domain. >>> >>> [1] https://github.com/kaloz/mwlwifi/issues/173#issuecomment-307879699 >>> [2] https://github.com/openwrt/openwrt/issues/9956 >>> >>> Tested-on: WRT3200ACM, OpenWrt >> >> Not a valid tag, drop. > > I believe the tag is helpful because it describes that my changes > have been tested on a certain device and platform. It's a common > practice in OpenWrt contributions. My last two accepted patches > have this tag. Should I still remove it? Drop the tag everywhere and instead on the patches which were possible to be tested mention how did you test it. > > >> And you cannot even do that, otherwise explain me >> how did your device execute THIS (exactly THIS) code? > > I am not used to your terminology and this gets me completely confused. > You have not quoted any particular code change, so I'm not sure what > you are referring to. Here is a summary of the patch series: Tested means executing or parsing or using the code on the device under test. How can you execute/parse/use this code on the device? > > Patch 1 documents a new flag: marvell,ignore-regulatory-hint. > Patch 2 adds a device-tree node with the radio and the flag. > Patch 3 skips the regulatory_hint() call when the flag is set. I can read your patchsets and above does not proof how can you test binding. > >>> Cc: stable@vger.kernel.org >> >> Drop, what is the bug being fixed here? > Best regards, Krzysztof