The patchset introduced the cpfl (Control Plane Function Library) PMD
for Intel® IPU E2100’s Configure Physical Function (Device ID: 0x1453)

The cpfl PMD inherits all the features from idpf PMD which will follow
an ongoing standard data plan function spec
https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=idpf
Besides, it will also support more device specific hardware offloading
features from DPDK’s control path (e.g.: hairpin, rte_flow …). which is
different from idpf PMD, and that's why we need a new cpfl PMD.

This patchset mainly focuses on idpf PMD’s equivalent features.
To avoid duplicated code, the patchset depends on below patchsets which
move the common part from net/idpf into common/idpf as a shared library.

v2 changes:
 - rebase to the new baseline.
 - Fix rss lut config issue.
v3 changes:
 - rebase to the new baseline.
v4 changes:
 - Resend v3. No code changed.
v5 changes:
 - rebase to the new baseline.
 - optimize some code
 - give "not supported" tips when user want to config rss hash type
 - if stats reset fails at initialization time, don't rollback, just
   print ERROR info
v6 changes:
 - for small fixed size structure, change rte_memcpy to memcpy()
 - fix compilation for AVX512DQ
 - update cpfl maintainers
v7 changes:
 - add dependency in cover-letter
v8 changes:
 - improve documentation and commit msg
 - optimize function cpfl_dev_link_update()
 - refine devargs check

This patchset is based on the idpf PMD code for refining Rx/Tx queue
model info:
http://patches.dpdk.org/project/dpdk/patch/20230301192659.601892-1-mingxia.liu@intel.com/

Mingxia Liu (21):
  net/cpfl: support device initialization
  net/cpfl: add Tx queue setup
  net/cpfl: add Rx queue setup
  net/cpfl: support device start and stop
  net/cpfl: support queue start
  net/cpfl: support queue stop
  net/cpfl: support queue release
  net/cpfl: support MTU configuration
  net/cpfl: support basic Rx data path
  net/cpfl: support basic Tx data path
  net/cpfl: support write back based on ITR expire
  net/cpfl: support RSS
  net/cpfl: support Rx offloading
  net/cpfl: support Tx offloading
  net/cpfl: add AVX512 data path for single queue model
  net/cpfl: support timestamp offload
  net/cpfl: add AVX512 data path for split queue model
  net/cpfl: add HW statistics
  net/cpfl: add RSS set/get ops
  net/cpfl: support scalar scatter Rx datapath for single queue model
  net/cpfl: add xstats ops

 MAINTAINERS                             |    8 +
 doc/guides/nics/cpfl.rst                |  107 ++
 doc/guides/nics/features/cpfl.ini       |   16 +
 doc/guides/nics/index.rst               |    1 +
 doc/guides/rel_notes/release_23_03.rst  |    6 +
 drivers/net/cpfl/cpfl_ethdev.c          | 1466 +++++++++++++++++++++++
 drivers/net/cpfl/cpfl_ethdev.h          |   94 ++
 drivers/net/cpfl/cpfl_logs.h            |   29 +
 drivers/net/cpfl/cpfl_rxtx.c            |  951 +++++++++++++++
 drivers/net/cpfl/cpfl_rxtx.h            |   44 +
 drivers/net/cpfl/cpfl_rxtx_vec_common.h |  116 ++
 drivers/net/cpfl/meson.build            |   40 +
 drivers/net/meson.build                 |    1 +
 13 files changed, 2879 insertions(+)
 create mode 100644 doc/guides/nics/cpfl.rst
 create mode 100644 doc/guides/nics/features/cpfl.ini
 create mode 100644 drivers/net/cpfl/cpfl_ethdev.c
 create mode 100644 drivers/net/cpfl/cpfl_ethdev.h
 create mode 100644 drivers/net/cpfl/cpfl_logs.h
 create mode 100644 drivers/net/cpfl/cpfl_rxtx.c
 create mode 100644 drivers/net/cpfl/cpfl_rxtx.h
 create mode 100644 drivers/net/cpfl/cpfl_rxtx_vec_common.h
 create mode 100644 drivers/net/cpfl/meson.build

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