From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 EA8C1221F39; Sun, 15 Feb 2026 08:55:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771145739; cv=none; b=Up06noNCe3aqhscb+77TqER6rGJSmqTYf1XSfnuxXsxg6TlGYTBotI5PoqKvb/FmWSxjXmLga8BEGQVPKfLCu1K0hrFbaTjb2RTe2W2XFwbc7Y2xnYgrSFHW7RStHh2YJHP7kiJPX/FfTYTHosT1PBTn0Pi2CkrgOgh2WCeYTC4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771145739; c=relaxed/simple; bh=QQO+j1E3+GhhZtDPLBDgQ5bYSmkIcaM5bXYvmccLwoQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=LFMK3GpnCxprQQGREeFljVeEqHrhnkOVXZmkE84NtPhwNdefv+Biqdd3kgLjvebh0cUKyURK8XYX0CVIoLtoqX14dIv8GcFskQ6c5pZfoPLYeNFvFgz1vjnTubIcGM4mpMsWCeVrHFW54ftcJ8g/e27/SaGIImG30UzOA2cecTQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rFaimtH3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="rFaimtH3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DCDEFC4CEF7; Sun, 15 Feb 2026 08:55:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771145738; bh=QQO+j1E3+GhhZtDPLBDgQ5bYSmkIcaM5bXYvmccLwoQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=rFaimtH3Cfmt/BAbUhUfor6Gx2OrxNhFJVhDdIeaTmQRvvrRcFGoVrXg905ac9Xa5 xhrX41RsINilsHboyqdhIyYrseTQWpsS2hAiHlpX9VI0NQvPfiye7hgeaQs7qrhxey 8FfLsrOZfkAYb7ILi+6BDOy1Srg2Dst00B9m5ut1wOJ6gf4klmIitre6YEI85jPm9D TBgzpi9qA6+Dxz1YAckUX/c3BeXrQ4cmml6U/a50gOdrIP5rWsmz6ElfcUxwggJ5VU AIJ7Y7fno5wc7qLOL+7iJCKj4Ex3LzVOyOb4T7671hbrGibNV76yInw7ze6fsOBArU hxmcebxZ22fFg== Message-ID: Date: Sun, 15 Feb 2026 09:55:35 +0100 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 2/2] dt-bindings: net: wireless: mt76: clarify backoff limit usage To: Ryder Lee Cc: "robh@kernel.org" , "nbd@nbd.name" , "linux-mediatek@lists.infradead.org" , "devicetree@vger.kernel.org" , =?UTF-8?B?QWxsZW4gWWUgKOiRieiKt+WLsyk=?= , "linux-wireless@vger.kernel.org" References: <8fa8ec500b3d4de7b1966c6887f1dfbe5c46a54c.1770856296.git.ryder.lee@mediatek.com> <20260212-benevolent-peacock-of-rain-afbb6b@quoll> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit On 12/02/2026 18:31, Ryder Lee wrote: >>>   >>>    reg: >>>      minItems: 1 >>> @@ -252,6 +257,14 @@ properties: >>>                        followed by 10 power limit values. The order >>> of the >>>                        channel resource unit settings is RU26, >>> RU52, RU106, >>>                        RU242/SU20, RU484/SU40, RU996/SU80 and >>> RU2x996/SU160. >>> +                      - For mt7981/mt7986/mt7915/mt7916 >>> +                        - Beamforming entries for BW20~BW160 and >>> OFDM do not >>> +                          include 1T1ss. >>> +                        - When 1T1ss is not used, it should be >>> filled with 0. >> >> Shouldn't be skipped in such case? Why filling with 0 matters? >> > This logic was already present in driver. The driver determines whether > to skip 1T1ss based on its value (0), so my update is focused on > improving the documentation to guide users on the correct DTS format. > > For example, in the paths-ru-bf entries: > <1 20 22 38 36 24 30 23 21 28 29>, > <1 20 39 31 25 26 25 28 30 39 39>, > <1 37 34 26 26 25 21 34 23 34 24>, > <1 0 20 23 31 23 30 39 28 29 36>, > <1 0 27 34 33 34 29 38 33 33 22>, > <1 0 30 23 39 28 21 25 29 28 21>, > <1 0 34 20 38 32 35 33 37 26 36>; > (The order of all fields is required by the firmware.) > > The value for 1T1ss is set to 0 when it is not used, and the driver > will skip it during parsing. So, users should always fill the DTS with > all 10 values, using 0 for unused entries. > > This ensures that the parsing logic remains simple and uniform, > avoiding potential errors or misalignment. > OK Best regards, Krzysztof