From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roopa Prabhu Subject: [PATCH net-next 0/3] ethtool: support for forward error correction mode setting on a link Date: Sat, 24 Jun 2017 12:19:42 -0700 Message-ID: <1498331985-8525-1-git-send-email-roopa@cumulusnetworks.com> Cc: netdev@vger.kernel.org, vidya.chowdary@gmail.com, dustin@cumulusnetworks.com, olson@cumulusnetworks.com, leedom@chelsio.com, manojmalviya@chelsio.com, santosh@chelsio.com, yuval.mintz@qlogic.com, odedw@mellanox.com, ariela@mellanox.com, galp@mellanox.com, jeffrey.t.kirsher@intel.com To: davem@davemloft.net, linville@tuxdriver.com Return-path: Received: from mail-pg0-f54.google.com ([74.125.83.54]:33811 "EHLO mail-pg0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751482AbdFXTTy (ORCPT ); Sat, 24 Jun 2017 15:19:54 -0400 Received: by mail-pg0-f54.google.com with SMTP id e187so33406712pgc.1 for ; Sat, 24 Jun 2017 12:19:53 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: From: Roopa Prabhu Forward Error Correction (FEC) modes i.e Base-R and Reed-Solomon modes are introduced in 25G/40G/100G standards for providing good BER at high speeds. Various networking devices which support 25G/40G/100G provides ability to manage supported FEC modes and the lack of FEC encoding control and reporting today is a source for itneroperability issues for many vendors. FEC capability as well as specific FEC mode i.e. Base-R or RS modes can be requested or advertised through bits D44:47 of base link codeword. This patch set intends to provide option under ethtool to manage and report FEC encoding settings for networking devices as per IEEE 802.3 bj, bm and by specs. Casey Leedom (2): cxgb4: core hardware/firmware support for Forward Error Correction on a link cxgb4: ethtool forward error correction management support Vidya Sagar Ravipati (1): net: ethtool: add support for forward error correction modes drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 99 ++++++++++++++ drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 151 ++++++++++++++++----- include/linux/ethtool.h | 4 + include/uapi/linux/ethtool.h | 48 ++++++- net/core/ethtool.c | 34 +++++ 5 files changed, 300 insertions(+), 36 deletions(-) -- 2.1.4