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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/networking/devlink/mlx5.rst | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/networking/devlink/mlx5.rst')
-rw-r--r-- | Documentation/networking/devlink/mlx5.rst | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Documentation/networking/devlink/mlx5.rst b/Documentation/networking/devlink/mlx5.rst new file mode 100644 index 000000000..4e4b97f79 --- /dev/null +++ b/Documentation/networking/devlink/mlx5.rst @@ -0,0 +1,65 @@ +.. SPDX-License-Identifier: GPL-2.0 + +==================== +mlx5 devlink support +==================== + +This document describes the devlink features implemented by the ``mlx5`` +device driver. + +Parameters +========== + +.. list-table:: Generic parameters implemented + + * - Name + - Mode + * - ``enable_roce`` + - driverinit + +The ``mlx5`` driver also implements the following driver-specific +parameters. + +.. list-table:: Driver-specific parameters implemented + :widths: 5 5 5 85 + + * - Name + - Type + - Mode + - Description + * - ``flow_steering_mode`` + - string + - runtime + - Controls the flow steering mode of the driver + + * ``dmfs`` Device managed flow steering. In DMFS mode, the HW + steering entities are created and managed through firmware. + * ``smfs`` Software managed flow steering. In SMFS mode, the HW + steering entities are created and manage through the driver without + firmware intervention. + * - ``fdb_large_groups`` + - u32 + - driverinit + - Control the number of large groups (size > 1) in the FDB table. + + * The default value is 15, and the range is between 1 and 1024. + +The ``mlx5`` driver supports reloading via ``DEVLINK_CMD_RELOAD`` + +Info versions +============= + +The ``mlx5`` driver reports the following versions + +.. list-table:: devlink info versions implemented + :widths: 5 5 90 + + * - Name + - Type + - Description + * - ``fw.psid`` + - fixed + - Used to represent the board id of the device. + * - ``fw.version`` + - stored, running + - Three digit major.minor.subminor firmware version number. |