Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754385AbdDLOp1 (ORCPT ); Wed, 12 Apr 2017 10:45:27 -0400 Received: from vps0.lunn.ch ([178.209.37.122]:56577 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752384AbdDLOp0 (ORCPT ); Wed, 12 Apr 2017 10:45:26 -0400 Date: Wed, 12 Apr 2017 16:45:21 +0200 From: Andrew Lunn To: Juergen Borleis Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, f.fainelli@gmail.com, kernel@pengutronix.de, vivien.didelot@savoirfairelinux.com, davem@davemloft.net Subject: Re: [PATCH v3 1/4] net: dsa: add support for the SMSC-LAN9303 tagging format Message-ID: <20170412144521.GB7023@lunn.ch> References: <20170412140218.1076-1-jbe@pengutronix.de> <20170412140218.1076-2-jbe@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170412140218.1076-2-jbe@pengutronix.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 537 Lines: 13 On Wed, Apr 12, 2017 at 04:02:15PM +0200, Juergen Borleis wrote: > To define the outgoing port and to discover the incoming port a regular > VLAN tag is used by the LAN9303. But its VID meaning is 'special'. > > This tag handler/filter depends on some hardware features which must be > enabled in the device to provide and make use of this special VLAN tag > to control the destination and the source of an ethernet packet. > > Signed-off-by: Juergen Borleis Reviewed-by: Andrew Lunn Andrew