[dpdk-dev] [PATCH v6 0/5] new mlx4 datapath bypassing ibverbs

Adrien Mazarguil adrien.mazarguil at 6wind.com
Thu Oct 12 14:29:55 CEST 2017

Hopefully the last iteration for this series.

v6 (Adrien):
- Updated features documentation (mlx4.ini) in the relevant patches.
- Rebased on the latest changes brought by RSS support v2 series.

v5 (Ophir & Adrien):
- Merged Rx scatter/Tx gather code back into individual Rx/Tx commits
  for consistency due to a couple of issues with gather-less Tx.
- Rebased on top of the latest mlx4 control path changes (RSS support).

v4 (Ophir):
- Split "net/mlx4: restore Rx scatter support" commit from "net/mlx4:
  restore full Rx support bypassing Verbs" commit

v3 (Adrien):
- Drop a few unrelated or unnecessary changes such as the removal of
- Move device checksum support detection code to its previous location.
- Fix include guard in mlx4_prm.h.
- Reorder #includes alphabetically.
- Replace MLX4_TRANSPOSE() macro with documented inline function.
- Remove extra spaces and blank lines.
- Use uint8_t * instead of char * for buffers.
- Replace mlx4_get_cqe() macro with a documented inline function.
- Replace several unsigned int with uint32_t.
- Add consistency to field names (sge_n => sges_n).
- Make mbuf size checks in RX queue setup function similar to mlx5.
- Update various comments.
- Fix indentation.
- Replace run-time endian conversion with static ones where possible.
- Reorder fields in struct rxq and struct txq for consistency, remove
  one level of unnecessary inner structures.
- Fix memory leak on Tx bounce buffer.
- Update commit logs.
- Fix remaining checkpatch warnings.

v2 (Matan):
Rearange patches.
Fix compilation issues.

Moti Haimovsky (5):
  net/mlx4: add Tx bypassing Verbs
  net/mlx4: add Rx bypassing Verbs
  net/mlx4: restore Tx checksum offloads
  net/mlx4: restore Rx offloads
  net/mlx4: add loopback Tx from VF

 doc/guides/nics/features/mlx4.ini |   6 +
 drivers/net/mlx4/mlx4.c           |  11 +
 drivers/net/mlx4/mlx4.h           |   2 +
 drivers/net/mlx4/mlx4_ethdev.c    |  10 +
 drivers/net/mlx4/mlx4_prm.h       | 151 +++++++
 drivers/net/mlx4/mlx4_rxq.c       | 156 +++++--
 drivers/net/mlx4/mlx4_rxtx.c      | 768 ++++++++++++++++++++++++---------
 drivers/net/mlx4/mlx4_rxtx.h      |  54 +--
 drivers/net/mlx4/mlx4_txq.c       |  63 +++
 9 files changed, 948 insertions(+), 273 deletions(-)
 create mode 100644 drivers/net/mlx4/mlx4_prm.h


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