From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiri Pirko Subject: Re: [patch net-next v2 00/10] introduce rocker switch driver with hardware accelerated datapath api - phase 1: bridge fdb offload Date: Wed, 12 Nov 2014 14:44:29 +0100 Message-ID: <20141112134429.GI1882@nanopsycho.orion> References: <1415530280-9190-1-git-send-email-jiri@resnulli.us> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: davem@davemloft.net, nhorman@tuxdriver.com, andy@greyhouse.net, tgraf@suug.ch, dborkman@redhat.com, ogerlitz@mellanox.com, jesse@nicira.com, pshelar@nicira.com, azhou@nicira.com, ben@decadent.org.uk, stephen@networkplumber.org, jeffrey.t.kirsher@intel.com, vyasevic@redhat.com, xiyou.wangcong@gmail.com, john.r.fastabend@intel.com, edumazet@google.com, jhs@mojatatu.com, sfeldma@gmail.com, f.fainelli@gmail.com, roopa@cumulusnetworks.com, linville@tuxdriver.com, jasowang@redhat.com, ebiederm@xmission.com, nicolas.dichtel@6wind.com, ryazanov.s.a@gmail.com, buytenh@wantstofly.org, aviadr@mellanox.com, nbd@openwrt.org, alexei.starovoitov@gmail.com, Neil.Jerram@metaswitch.com, ronye@mellanox.com, simon.horman@netronome.com, alexander.h.duyck@redhat.com, john.ronciak@intel.com, mleitner@redhat.com, shrijeet@gmail.com, gospo@cumulusnetworks.com, bcrl@kvack.org To: netdev@vger.kernel.org Return-path: Received: from mail-wi0-f169.google.com ([209.85.212.169]:56130 "EHLO mail-wi0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753199AbaKLNob (ORCPT ); Wed, 12 Nov 2014 08:44:31 -0500 Received: by mail-wi0-f169.google.com with SMTP id n3so4948987wiv.4 for ; Wed, 12 Nov 2014 05:44:30 -0800 (PST) Content-Disposition: inline In-Reply-To: <1415530280-9190-1-git-send-email-jiri@resnulli.us> Sender: netdev-owner@vger.kernel.org List-ID: Going to post v3 with the suggested changes included next Tue/Wed. Thank you all for review! Sun, Nov 09, 2014 at 11:51:10AM CET, jiri@resnulli.us wrote: >Hi all. > >This patchset is just the first phase of switch and switch-ish device >support api in kernel. Note that the api will extend (our complete work >can be pulled from https://github.com/jpirko/net-next-rocker). > >So what this patchset includes: >- introduce switchdev api for implementing switch drivers (so far > only linux bridge fdb offload is covered) >- introduce rocker switch driver which implements switchdev api > >As to the discussion if there is need to have specific class of device >representing the switch itself, so far we found no need to introduce that. >But we are generally ok with the idea and when the time comes and it will >be needed, it can be easily introduced without any disturbance. > >This patchset introduces switch id export through rtnetlink and sysfs, >which is similar to what we have for port id in SR-IOV. I will send iproute2 >patchset for showing the switch id for port netdevs once this is applied. > >For detailed description, please see individual patches. > >v1->v2: >- addressed all DaveM's comments > >Jiri Pirko (5): > net: rename netdev_phys_port_id to more generic name > net: introduce generic switch devices support > rtnl: expose physical switch id for particular device > net-sysfs: expose physical switch id for particular device > rocker: introduce rocker switch driver > >Scott Feldman (5): > bridge: introduce fdb offloading via switchdev > bridge: call netdev_sw_port_stp_update when bridge port STP status > changes > bridge: add API to notify bridge driver of learned FBD on offloaded > device > rocker: implement rocker ofdpa flow table manipulation > rocker: implement L2 bridge offloading > > Documentation/networking/switchdev.txt | 59 + > MAINTAINERS | 14 + > drivers/net/ethernet/Kconfig | 1 + > drivers/net/ethernet/Makefile | 1 + > drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 2 +- > drivers/net/ethernet/intel/i40e/i40e_main.c | 2 +- > drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 2 +- > drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 2 +- > drivers/net/ethernet/rocker/Kconfig | 27 + > drivers/net/ethernet/rocker/Makefile | 5 + > drivers/net/ethernet/rocker/rocker.c | 4182 ++++++++++++++++++++++ > drivers/net/ethernet/rocker/rocker.h | 427 +++ > include/linux/if_bridge.h | 18 + > include/linux/netdevice.h | 48 +- > include/net/switchdev.h | 53 + > include/uapi/linux/if_link.h | 1 + > net/Kconfig | 1 + > net/Makefile | 3 + > net/bridge/br_fdb.c | 94 +- > net/bridge/br_netlink.c | 2 + > net/bridge/br_stp.c | 4 + > net/bridge/br_stp_if.c | 3 + > net/bridge/br_stp_timer.c | 2 + > net/core/dev.c | 2 +- > net/core/net-sysfs.c | 26 +- > net/core/rtnetlink.c | 30 +- > net/switchdev/Kconfig | 13 + > net/switchdev/Makefile | 5 + > net/switchdev/switchdev.c | 93 + > 29 files changed, 5104 insertions(+), 18 deletions(-) > create mode 100644 Documentation/networking/switchdev.txt > create mode 100644 drivers/net/ethernet/rocker/Kconfig > create mode 100644 drivers/net/ethernet/rocker/Makefile > create mode 100644 drivers/net/ethernet/rocker/rocker.c > create mode 100644 drivers/net/ethernet/rocker/rocker.h > create mode 100644 include/net/switchdev.h > create mode 100644 net/switchdev/Kconfig > create mode 100644 net/switchdev/Makefile > create mode 100644 net/switchdev/switchdev.c > >-- >1.9.3 >