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 50C6A3557FD; Tue, 27 Jan 2026 12:53:41 +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=1769518421; cv=none; b=E7fM6tC6n+oXsQlyyqgibcR/x5ewSTW0UGI3wdbW+3ft7sByeYmC7FfW8z3ALup81se9mGXvjtFxEqSLbFfdN+8FvKtEVS+XHqqwZSZ9cHhl4WKObYL0wQy8OPa/VFHdNSSc6YSmtgU73+HMnkodZ0Zz99SP482W0shc4KkDPWs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769518421; c=relaxed/simple; bh=P2fI4zhGmSG3w1JBfh1j1ADfoI8Gq0YRrnXr1JCDZWo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=h4X500B084fHGRoSZMrb4CCN0/XYGMCoyYB1wBGhL3cLwZdcJlO01cHokS2XRf2GDtnL9kbx8iZJ6xDVGG7EtcCGup6kXQ/j6YLyYwu/KbTXJv3FC/ylxHUvJETTe+1q5wu3DqElzB6mUm7yi9SxNGxOpctGbY1tpWjlWz9TCnM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ufhEVLBC; 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="ufhEVLBC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 02A68C116C6; Tue, 27 Jan 2026 12:53:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769518421; bh=P2fI4zhGmSG3w1JBfh1j1ADfoI8Gq0YRrnXr1JCDZWo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ufhEVLBCkT8kChpNyO2l75fdZicFtbglWgVIE2SbMLNQmpm0DK4SSJqXjXOkOxBZw 541fWTC8Ad8JspJhyRRY1d8j3DTV5wkznFaCmBvcqttOHl3eO47OLwZJQ0+3AnWLqc np0e+bOSnVOaozQxFtfuLzIek2b4BZWXFt6XwO/ndE+JDMbRrFwfdeuidP4rEJ65QR TWLcygY3sDeK94c5GiQ2W23dJhbSLHtv5jfGR1aTuQB4ARr0NjB8IZ28/d6+nDuYf4 8ipQtPoBLrMSSAmd2n2ZMiTYTMI+PDgJ9VDiuLSAnui3YTOfn44A2EwXPtNMTYLees hW2XdXpp47FMw== Date: Tue, 27 Jan 2026 12:53:35 +0000 From: Simon Horman To: Jijie Shao Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, andrew+netdev@lunn.ch, shenjian15@huawei.com, liuyonglong@huawei.com, chenhao418@huawei.com, lantao5@huawei.com, huangdonghua3@h-partners.com, yangshuaisong@h-partners.com, jonathan.cameron@huawei.com, salil.mehta@huawei.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next 0/2] extend bit width in the flow director of HNS3 driver Message-ID: References: <20260123094756.3718516-1-shaojijie@huawei.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, Jan 27, 2026 at 09:50:21AM +0800, Jijie Shao wrote: > > on 2026/1/26 22:03, Simon Horman wrote: > > On Fri, Jan 23, 2026 at 05:47:54PM +0800, Jijie Shao wrote: > > > The bit widths of HCLGE_FD_AD_QID and HCLGE_FD_AD_COUNTER_NUM are > > > increased to support higher specifications. > > > > > > Note: The hardware already supports the specifications. > > Hi Jijie, > > > > Are there any compatibility issues here? > > E.g. new driver with old hardware or firmware? > > Thank you, There are no compatibility issues. > > The chip and firmware are supported in V2. > However, the software does not support the extension due to > consistency with older versions(and the customer has not used the extended bits either). > > The queue_cnt and counter_cnt specifications of the software are directly > or indirectly queried from the firmware, and the extended bits are not > used in the V1 version. > Thanks, I think that addresses my concern. The code changes themselves look good to me. So, for the series: Reviewed-by: Simon Horman