[PATCH net-next,V4, 0/3] add ethtool COALESCE_RX_CQE_FRAMES/NSECS and use it in MANA driver

[Haiyang Zhang <haiyangz@linux.microsoft.com>]

From: Haiyang Zhang <haiyangz@microsoft.com>

Add two parameters for drivers supporting Rx CQE Coalescing.

ETHTOOL_A_COALESCE_RX_CQE_FRAMES:
Maximum number of frames that can be coalesced into a CQE.

ETHTOOL_A_COALESCE_RX_CQE_NSECS:
Time out value in nanoseconds after the first packet arrival in a
coalesced CQE to be sent.

Also implement in MANA driver with the new parameter and
counters.


Haiyang Zhang (3):
  net: ethtool: add ethtool COALESCE_RX_CQE_FRAMES/NSECS
  net: mana: Add support for RX CQE Coalescing
  net: mana: Add ethtool counters for RX CQEs in coalesced type

 Documentation/netlink/specs/ethtool.yaml      |  8 ++
 Documentation/networking/ethtool-netlink.rst  | 10 ++
 drivers/net/ethernet/microsoft/mana/mana_en.c | 93 +++++++++++++------
 .../ethernet/microsoft/mana/mana_ethtool.c    | 75 ++++++++++++++-
 include/linux/ethtool.h                       |  6 +-
 include/net/mana/mana.h                       | 17 +++-
 .../uapi/linux/ethtool_netlink_generated.h    |  2 +
 net/ethtool/coalesce.c                        | 14 ++-
 8 files changed, 189 insertions(+), 36 deletions(-)

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2.34.1