From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from vps0.lunn.ch (vps0.lunn.ch [156.67.10.101]) (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 94815386C17; Wed, 2 Sep 2026 20:54:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=156.67.10.101 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788382485; cv=none; b=c1THis9RlQQWXE4KIhWoSygOUHWGlVh2pQTg//zFJumVoDzvhLdzd3uGP5mSUMtG9Ir3PlQahxEhKEKwKL3nIpqrdg4wJpebJdIcJw4PjGtE23stuO/REK3xDZHwXUEjQ+PjoZqOORz+VJjg6oCgeozk6xTkYzxZkxJvTp9x+4E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788382485; c=relaxed/simple; bh=BBYpN9J8W6yMgmb9DUh64waoSEjtgPtdd7EuP0cLv4E=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VN/OqSYGOxI0LuT28wxCZgLKBuwIXAZ5e4F6DggSsOCAWPLMFPSOYYYECOTaeC1xNMNepKWwQAbNpDZUf3O7PTkEzqz5tg6vaSm0+SBrrPDs2pIn13d5hV1tMcYLUtNuNYm4hcNxFlLR98m2tdcWxWkxpSkAN8k7yxd7hsmgifM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch; spf=pass smtp.mailfrom=lunn.ch; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b=uY3xRL5z; arc=none smtp.client-ip=156.67.10.101 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lunn.ch Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="uY3xRL5z" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=MOjaESz0mnYJMMUOZh2/l3oVnKV6abTNHSbJN9ywKG4=; b=uY3xRL5z6bVIh1kgJIyATeG+Um jTXfRejnPdZhHc0YFJmXqqwDLhFTS5Pf5/DH1B8ClqVLOUOXMMQfpFnMiM6zUAsYGysCrMF9l6/Pt p+pjl4HNNSfiJFHSBzmflcUaQXuvoMlRiASob+Eq5CP1RhnxZ6SNWvcM7c4z+q/iUzJE=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1x1ryb-002aX6-AM; Wed, 02 Sep 2026 22:54:33 +0200 Date: Wed, 2 Sep 2026 22:54:33 +0200 From: Andrew Lunn To: Birger Koblitz Cc: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Russell King , Heiner Kallweit , linux-usb@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Jianhui Xu Subject: Re: [PATCH net-next v9 06/15] ax88179_178a: Add HW support for AX179A-based chips Message-ID: References: <20260902-ax88179a-v9-0-8e6d7710a2ae@birger-koblitz.de> <20260902-ax88179a-v9-6-8e6d7710a2ae@birger-koblitz.de> 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: <20260902-ax88179a-v9-6-8e6d7710a2ae@birger-koblitz.de> On Wed, Sep 02, 2026 at 06:57:20PM +0200, Birger Koblitz wrote: > This adds bindings and HW support for AX179A-based USB-Ethernet > controllers. The AX179A-family of chips consists of the > AX88279 (2.5GBit PHY) > AX88179A/B (1GBit PHY, B variant has wider temperature range) > AX772D/E (100Mbit PHY) > > The controllers all have the same vendor and device ID > (0x0b95, 0x1790) and are distinguished by their BCD device versions, > which are > 2.00 AX88179A/B > 3.00 AX88772D/E > 4.00 AX88279 > > For all chips, the driver calls the same ax88179a_bind() function > and the chips are then distinguished by the chip version and > BCD device ID. The AX179A-based chips all provide both a CDC-NCM > compatible USB interface, and a proprietary vendor interface. By default, > the proprietary vendor interface is not active and Linux will load the > CDC-NCM driver to support the devices. If the ax88179_178a module is > configured by the OS to have precedence over CDC-NCM, then this driver > will switch the device to use the vendor interface, and the device will > be controlled by the ax88179_178a driver when the device is probed again > after an automatic reset by the device. > > Signed-off-by: Birger Koblitz Reviewed-by: Andrew Lunn Andrew