From: Arthur Kiyanovski <akiy...@amazon.com>
This patchset introduces the following:
1. A new placement policy of Tx headers and descriptors, which takes
advantage of an option to place headers + descriptors in device memory
space. This is sometimes referred to as LLQ - low latency queue.
The patch set defines the admin capability, maps the device memory as
write-combined, and adds a mode in transmit datapath to do header +
descriptor placement on the device.
2. Support for RX checksum offloading
3. Miscelaneous small improvements and code cleanups
Arthur Kiyanovski (12):
net: ena: minor performance improvement
net: ena: complete host info to match latest ENA spec
net: ena: introduce Low Latency Queues data structures according to
ENA spec
net: ena: add functions for handling Low Latency Queues in ena_com
net: ena: add functions for handling Low Latency Queues in ena_netdev
net: ena: use CSUM_CHECKED device indication to report skb's checksum
status
net: ena: explicit casting and initialization, and clearer error
handling
net: ena: limit refill Rx threshold to 256 to avoid latency issues
net: ena: change rx copybreak default to reduce kernel memory pressure
net: ena: remove redundant parameter in ena_com_admin_init()
net: ena: update driver version to 2.0.1
net: ena: fix indentations in ena_defs for better readability
drivers/net/ethernet/amazon/ena/ena_admin_defs.h | 425 ++++++++++++---------
drivers/net/ethernet/amazon/ena/ena_com.c | 302 +++++++++++++--
drivers/net/ethernet/amazon/ena/ena_com.h | 71 +++-
drivers/net/ethernet/amazon/ena/ena_common_defs.h | 4 +-
drivers/net/ethernet/amazon/ena/ena_eth_com.c | 277 +++++++++-----
drivers/net/ethernet/amazon/ena/ena_eth_com.h | 72 +++-
drivers/net/ethernet/amazon/ena/ena_eth_io_defs.h | 229 ++++++-----
drivers/net/ethernet/amazon/ena/ena_ethtool.c | 2 +
drivers/net/ethernet/amazon/ena/ena_netdev.c | 446 ++++++++++++++--------
drivers/net/ethernet/amazon/ena/ena_netdev.h | 42 +-
drivers/net/ethernet/amazon/ena/ena_regs_defs.h | 206 +++++-----
11 files changed, 1334 insertions(+), 742 deletions(-)
--
2.7.4
