[ Fixed CC list by dropping '--cc=' from start of addresses. ] On Thu, May 09, 2024 at 11:50:41PM -0700, Anil Samal wrote: > To debug link issues in the field, it is paramount to > dump fec corrected/uncorrected block counts from firmware. > Firmware requires PCS quad number and PCS port number to > read FEC statistics. Current driver implementation does > not maintain above physical properties of a port. > > Add new driver API to derive physical properties of an input port. > These properties include PCS quad number, PCS port number, serdes > lane count, primary serdes lane number. > > Extend ethtool option '--show-fec' to support fec statistics. > The IEEE standard mandates two sets of counters: > - 30.5.1.1.17 aFECCorrectedBlocks > - 30.5.1.1.18 aFECUncorrectableBlocks > > Standard defines above statistics per lane but current > implementation supports total FEC statistics per port > i.e. sum of all lane per port. Find sample output below > > # ethtool -I --show-fec ens21f0np0 > FEC parameters for ens21f0np0: > Supported/Configured FEC encodings: Auto RS BaseR > Active FEC encoding: RS > Statistics: > corrected_blocks: 0 > uncorrectable_blocks: 0 > > Reviewed-by: Anthony L Nguyen <anthony.l.ngu...@intel.com> > Reviewed-by: Jesse Brandeburg <jesse.brandeb...@intel.com> > Signed-off-by: Anil Samal <anil.sa...@intel.com>
Reviewed-by: Simon Horman <ho...@kernel.org>
