[PATCH net-next 0/2] net: lan966x: Improve TX/RX of frames from/to CPU

Horatiu Vultur posted 2 patches 2 years, 11 months ago
There is a newer version of this series
.../net/ethernet/microchip/lan966x/Kconfig    |  1 -
.../ethernet/microchip/lan966x/lan966x_fdma.c |  2 +-
.../ethernet/microchip/lan966x/lan966x_main.c | 77 +++++++++++++------
.../ethernet/microchip/lan966x/lan966x_main.h |  5 +-
.../ethernet/microchip/lan966x/lan966x_ptp.c  | 20 ++---
5 files changed, 66 insertions(+), 39 deletions(-)
[PATCH net-next 0/2] net: lan966x: Improve TX/RX of frames from/to CPU
Posted by Horatiu Vultur 2 years, 11 months ago
The first patch of this series improves the RX side. As it seems to be
an expensive operation to read the RX timestamp for every frame, then
read it only if it is required. This will give an improvement of ~70mbit
on the RX side.
The second patch stops using the packing library. This improves mostly
the TX side as this library is used to set diffent bits in the IFH. If
this library is replaced with a more simple/shorter implementation,
this gives an improvement of ~100mbit on TX side.
All the measurements were done using iperf3.

Horatiu Vultur (2):
  net: lan966x: Don't read RX timestamp if not needed
  net: lan966x: Stop using packing library

 .../net/ethernet/microchip/lan966x/Kconfig    |  1 -
 .../ethernet/microchip/lan966x/lan966x_fdma.c |  2 +-
 .../ethernet/microchip/lan966x/lan966x_main.c | 77 +++++++++++++------
 .../ethernet/microchip/lan966x/lan966x_main.h |  5 +-
 .../ethernet/microchip/lan966x/lan966x_ptp.c  | 20 ++---
 5 files changed, 66 insertions(+), 39 deletions(-)

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2.38.0