Signed-off-by: Olga Shern <olgas at mellanox.com> --- doc/guides/nics/mlx5.rst | 7 ++++++- doc/guides/rel_notes/release_16_07.rst | 14 ++++++++++++++ 2 files changed, 20 insertions(+), 1 deletions(-)
diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst index 063c4a5..5c10cd3 100644 --- a/doc/guides/nics/mlx5.rst +++ b/doc/guides/nics/mlx5.rst @@ -154,6 +154,11 @@ Run-time configuration allows to save PCI bandwidth and improve performance at the cost of a slightly higher CPU usage. Enabled by default. + Supported on: + + - x86_64 with ConnectX4 and ConnectX4 LX + - Power8 with ConnectX4 LX + - ``txq_inline`` parameter [int] Amount of data to be inlined during TX operations. Improves latency. @@ -234,7 +239,7 @@ DPDK and must be installed separately: Currently supported by DPDK: -- Mellanox OFED **3.3-1.0.0.0**. +- Mellanox OFED **3.3-1.0.0.0** and **3.3-2.0.0.0**. - Minimum firmware version: diff --git a/doc/guides/rel_notes/release_16_07.rst b/doc/guides/rel_notes/release_16_07.rst index d00a6ed..4b43f8d 100644 --- a/doc/guides/rel_notes/release_16_07.rst +++ b/doc/guides/rel_notes/release_16_07.rst @@ -191,6 +191,20 @@ New Features Live migration of a VM with Virtio and VF PMD's using the bonding PMD. +* **Updated the mlx5 driver.** + + The mlx5 driver was updated with changes including the following: + + * Data path was refactored to bypass Verbs to improve RX and TX performance. + * Removed compilation parameters for inline send, ``MLX5_MAX_INLINE``, and + added command line parameter instead, ``txq_inline``. + * Improved TX scatter gather support: + Removed compilation parameter ``MLX5_PMD_SGE_WR_N``. + Scatter-gather elements is set to the maximum value the NIC supports. + Removed linearization logic, this decreases the memory consumption of the PMD. + * Improved jumbo frames support, by dynamically setting RX scatter gather elements + according to the MTU and mbuf size, + no need for compilation parameter ``MLX5_PMD_SGE_WR_N`` Resolved Issues --------------- -- 1.7.8.2
