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| author | Dave Airlie <airlied@redhat.com> | 2022-07-01 09:52:36 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2022-07-01 09:52:37 +1000 |
| commit | f929217499cf54a30be995aae65e9951ba079c90 (patch) | |
| tree | e264644803a93971b0e0319cd4a22b8ce81bb968 /Documentation/gpu | |
| parent | 805ada63ba0567b15d10d40419bcc5e6f0b461e6 (diff) | |
| parent | 6fb5ee7cec06266a29f25ecc01a23b9d107f64e1 (diff) | |
Merge tag 'drm-misc-next-2022-06-30' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for v5.20:
UAPI Changes:
* fourcc: Update documentation
Cross-subsystem Changes:
* iosys-map: Rework iosys_map_{rd,wr} for improved performance
* vfio: Use aperture helpers
Core Changes:
* aperture: Export for use with other subsystems
* connector: Remove deprecated ida_simple_get()
* crtc: Add helper with general state checks, convert drivers
* format-helper: Add Kunit tests for RGB32 to RGB8
Driver Changes:
* ast: Fix black screen on resume
* bridge: tc358767: Simplify DSI lane handling
* mcde: Fix ref-count leak
* mxsfb/lcdif: Support i.MX8MP LCD controller
* stm/ltdc: Support dynamic Z order; Support mirroring; Fixes and cleanups
* vc4: Many small fixes throughout the driver
Signed-off-by: Dave Airlie <airlied@redhat.com>
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From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/Yr1On+eT1mCvIMzW@linux-uq9g
Diffstat (limited to 'Documentation/gpu')
| -rw-r--r-- | Documentation/gpu/drm-internals.rst | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/gpu/drm-internals.rst b/Documentation/gpu/drm-internals.rst index 38afed24a75c..5fd20a306718 100644 --- a/Documentation/gpu/drm-internals.rst +++ b/Documentation/gpu/drm-internals.rst @@ -207,6 +207,38 @@ Utilities :internal: +Unit testing +============ + +KUnit +----- + +KUnit (Kernel unit testing framework) provides a common framework for unit tests +within the Linux kernel. + +This section covers the specifics for the DRM subsystem. For general information +about KUnit, please refer to Documentation/dev-tools/kunit/start.rst. + +How to run the tests? +~~~~~~~~~~~~~~~~~~~~~ + +In order to facilitate running the test suite, a configuration file is present +in ``drivers/gpu/drm/tests/.kunitconfig``. It can be used by ``kunit.py`` as +follows: + +.. code-block:: bash + + $ ./tools/testing/kunit/kunit.py run --kunitconfig=drivers/gpu/drm/tests \ + --kconfig_add CONFIG_VIRTIO_UML=y \ + --kconfig_add CONFIG_UML_PCI_OVER_VIRTIO=y + +.. note:: + The configuration included in ``.kunitconfig`` should be as generic as + possible. + ``CONFIG_VIRTIO_UML`` and ``CONFIG_UML_PCI_OVER_VIRTIO`` are not + included in it because they are only required for User Mode Linux. + + Legacy Support Code =================== |