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