From patchwork Thu Mar 26 22:40:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Oltean X-Patchwork-Id: 221765 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CB7A7C43331 for ; Thu, 26 Mar 2020 22:41:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9B0062073E for ; Thu, 26 Mar 2020 22:41:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="I6fwouci" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727026AbgCZWlE (ORCPT ); Thu, 26 Mar 2020 18:41:04 -0400 Received: from mail-wm1-f67.google.com ([209.85.128.67]:38789 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726270AbgCZWlE (ORCPT ); Thu, 26 Mar 2020 18:41:04 -0400 Received: by mail-wm1-f67.google.com with SMTP id f6so3442819wmj.3 for ; Thu, 26 Mar 2020 15:41:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=7GjfuVWE6pe/5T94lJeKw2bc8fiAlXra4gpuV7vCwN4=; b=I6fwoucigIVt7np3JwCrGtxiCVOKdITB/+NyWWCxSR7AwRah8qkMGU+WhTx0Zh22cY wTYUF5JvFjMEIWlV/+X8ibOOLlX6iM/wwBcDBDPyuo5u6sRAOGkpWczn0U7woepxRXvF 7UNPLhlQ/zl8DDryA/rnynEasYi+rJZWvzaXD7fwWOuCGOVcspe2wPNYFIZhnDHnAGSW vbtr8OREDxlnePsaxakfJhMzVWZyRbJ4Qo8CV1daJs/p3YVTl+j1LM/oVeEKEMhonG/z fjLhq9d8uUg986HX/3YHa86LDaxkZqrIwIME1gT+5/lfZI6eiayV74iDZ8DBqYBcgJ+j fRqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=7GjfuVWE6pe/5T94lJeKw2bc8fiAlXra4gpuV7vCwN4=; b=ByK4dlery8n/jGbB4gIhao1UJxbeWwpJpjQYraF5bl//35ov7HNj5ieQJ1bYZyAXaw Cfo+9kSujo4KIln/y+UeB4/YVgbAehmepgrLY4FS96q9w9a6Zs4b90g9IGuar6c1nWp3 nGV4MbDX/XTOEHnsJB1lGznktV3ONzFLubeyiaEKpaiPnbxf9smkf57RQ4SSR4w/67nv 5Yc6DFiHzj9iIwlEAplX5GnorndT8KIGW+/EvEQC/isNxd6oWPD1RDcJIcRqxciXVvrV +jwLF+IsOYxPqNFyVRpYNa7unWnGJSrj9TRL6gsoFTvhn7M/2uvvcCG+qUAddIoWs8Q1 Qyqg== X-Gm-Message-State: ANhLgQ33rBH6GkEGG36nBf+Xaj81RbEFY1gHNCaXhIZoUMp/EoVnGsPj ZQZl8NCKtWI70wnESFCdmK4= X-Google-Smtp-Source: ADFU+vtZn210UeakTyn/Um66ovNOwlCalor8tCS95c+S/tZHIRxVXUjdbNuv0+/qmQ4bFrq3eXM3wA== X-Received: by 2002:a7b:cd89:: with SMTP id y9mr2310699wmj.142.1585262462090; Thu, 26 Mar 2020 15:41:02 -0700 (PDT) Received: from localhost.localdomain ([79.115.60.40]) by smtp.gmail.com with ESMTPSA id t81sm5522783wmb.15.2020.03.26.15.41.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Mar 2020 15:41:01 -0700 (PDT) From: Vladimir Oltean To: andrew@lunn.ch, f.fainelli@gmail.com, vivien.didelot@gmail.com, davem@davemloft.net, jakub.kicinski@netronome.com Cc: murali.policharla@broadcom.com, stephen@networkplumber.org, jiri@resnulli.us, idosch@idosch.org, kuba@kernel.org, nikolay@cumulusnetworks.com, netdev@vger.kernel.org Subject: [PATCH v3 net-next 0/8] Configure the MTU on DSA switches Date: Fri, 27 Mar 2020 00:40:32 +0200 Message-Id: <20200326224040.32014-1-olteanv@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Vladimir Oltean This series adds support for configuring the MTU on front-panel switch ports, while seamlessly adapting the CPU port and the DSA master to the largest value plus the tagger overhead. It also implements bridge MTU auto-normalization within the DSA core, as resulted after the feedback of the implementation of this feature inside the bridge driver in v2. Support was added for quite a number of switches, in the hope that this series would gain some traction: - sja1105 - felix - vsc73xx - b53 and rest of the platform V2 of this series was submitted here: https://patchwork.ozlabs.org/cover/1261471/ V1 of this series was submitted here: https://patchwork.ozlabs.org/cover/1199868/ Murali Krishna Policharla (3): net: phy: bcm7xx: add jumbo frame configuration to PHY bgmac: configure MTU and add support for frames beyond 8192 byte size net: dsa: b53: add MTU configuration support Vladimir Oltean (5): net: dsa: configure the MTU for switch ports net: dsa: implement auto-normalization of MTU for bridge hardware datapath net: dsa: sja1105: implement the port MTU callbacks net: dsa: vsc73xx: make the MTU configurable net: dsa: felix: support changing the MTU drivers/net/dsa/b53/b53_common.c | 27 ++- drivers/net/dsa/ocelot/felix.c | 19 +++ drivers/net/dsa/sja1105/sja1105.h | 1 + drivers/net/dsa/sja1105/sja1105_main.c | 50 +++++- drivers/net/dsa/vitesse-vsc73xx-core.c | 30 ++-- drivers/net/ethernet/broadcom/bgmac.c | 12 ++ drivers/net/ethernet/broadcom/bgmac.h | 5 +- drivers/net/ethernet/mscc/ocelot.c | 45 +++-- drivers/net/phy/bcm-phy-lib.c | 22 +++ drivers/net/phy/bcm-phy-lib.h | 1 + drivers/net/phy/bcm7xxx.c | 4 + include/linux/brcmphy.h | 2 + include/net/dsa.h | 16 ++ include/soc/mscc/ocelot.h | 7 + net/dsa/dsa2.c | 2 +- net/dsa/dsa_priv.h | 15 ++ net/dsa/master.c | 23 +-- net/dsa/port.c | 13 ++ net/dsa/slave.c | 219 ++++++++++++++++++++++++- net/dsa/switch.c | 37 +++++ 20 files changed, 502 insertions(+), 48 deletions(-)