Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1.. SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2
3=================
4Devlink Selftests
5=================
6
7The ``devlink-selftests`` API allows executing selftests on the device.
8
9Tests Mask
10==========
11The ``devlink-selftests`` command should be run with a mask indicating
12the tests to be executed.
13
14Tests Description
15=================
16The following is a list of tests that drivers may execute.
17
18.. list-table:: List of tests
19 :widths: 5 90
20
21 * - Name
22 - Description
23 * - ``DEVLINK_SELFTEST_FLASH``
24 - Devices may have the firmware on non-volatile memory on the board, e.g.
25 flash. This particular test helps to run a flash selftest on the device.
26 Implementation of the test is left to the driver/firmware.
27
28example usage
29-------------
30
31.. code:: shell
32
33 # Query selftests supported on the devlink device
34 $ devlink dev selftests show DEV
35 # Query selftests supported on all devlink devices
36 $ devlink dev selftests show
37 # Executes selftests on the device
38 $ devlink dev selftests run DEV id flash