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1.. SPDX-License-Identifier: GPL-2.0
2
3====================
4mlx5 devlink support
5====================
6
7This document describes the devlink features implemented by the ``mlx5``
8device driver.
9
10Parameters
11==========
12
13.. list-table:: Generic parameters implemented
14
15 * - Name
16 - Mode
17 * - ``enable_roce``
18 - driverinit
19
20The ``mlx5`` driver also implements the following driver-specific
21parameters.
22
23.. list-table:: Driver-specific parameters implemented
24 :widths: 5 5 5 85
25
26 * - Name
27 - Type
28 - Mode
29 - Description
30 * - ``flow_steering_mode``
31 - string
32 - runtime
33 - Controls the flow steering mode of the driver
34
35 * ``dmfs`` Device managed flow steering. In DMFS mode, the HW
36 steering entities are created and managed through firmware.
37 * ``smfs`` Software managed flow steering. In SMFS mode, the HW
38 steering entities are created and manage through the driver without
39 firmware intervention.
40
41The ``mlx5`` driver supports reloading via ``DEVLINK_CMD_RELOAD``
42
43Info versions
44=============
45
46The ``mlx5`` driver reports the following versions
47
48.. list-table:: devlink info versions implemented
49 :widths: 5 5 90
50
51 * - Name
52 - Type
53 - Description
54 * - ``fw.psid``
55 - fixed
56 - Used to represent the board id of the device.
57 * - ``fw.version``
58 - stored, running
59 - Three digit major.minor.subminor firmware version number.