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-rw-r--r--doc/guides/nics/mlx5.rst15
1 files changed, 7 insertions, 8 deletions
diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index 154db64..bdc2216 100644
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -262,8 +262,9 @@ Run-time configuration
Enhanced MPS supports hybrid mode - mixing inlined packets and pointers
in the same descriptor.
- This option cannot be used in conjunction with ``tso`` below. When ``tso``
- is set, ``txq_mpw_en`` is disabled.
+ This option cannot be used with certain offloads such as ``DEV_TX_OFFLOAD_TCP_TSO,
+ DEV_TX_OFFLOAD_VXLAN_TNL_TSO, DEV_TX_OFFLOAD_GRE_TNL_TSO, DEV_TX_OFFLOAD_VLAN_INSERT``.
+ When those offloads are requested the MPS send function will not be used.
It is currently only supported on the ConnectX-4 Lx and ConnectX-5
families of adapters. Enabled by default.
@@ -284,17 +285,15 @@ Run-time configuration
Effective only when Enhanced MPS is supported. The default value is 256.
-- ``tso`` parameter [int]
-
- A nonzero value enables hardware TSO.
- When hardware TSO is enabled, packets marked with TCP segmentation
- offload will be divided into segments by the hardware. Disabled by default.
-
- ``tx_vec_en`` parameter [int]
A nonzero value enables Tx vector on ConnectX-5 only NIC if the number of
global Tx queues on the port is lesser than MLX5_VPMD_MIN_TXQS.
+ This option cannot be used with certain offloads such as ``DEV_TX_OFFLOAD_TCP_TSO,
+ DEV_TX_OFFLOAD_VXLAN_TNL_TSO, DEV_TX_OFFLOAD_GRE_TNL_TSO, DEV_TX_OFFLOAD_VLAN_INSERT``.
+ When those offloads are requested the MPS send function will not be used.
+
Enabled by default on ConnectX-5.
- ``rx_vec_en`` parameter [int]