[RFC PATCH 1/1] drm/format-helper: Add KUnit tests for drm_fb_xrgb8888_to_rgb332()

Javier Martinez Canillas javierm at redhat.com
Thu Jun 2 17:29:44 UTC 2022

On 6/2/22 19:12, David Gow wrote:
> On Mon, May 30, 2022 at 9:29 AM José Expósito <jose.exposito89 at gmail.com> wrote:


>> A .kuniconfig example is present in the cover letter. (...)
> FYI: it's also possible to run these tests under UML with the extra options:

Oh, very interesting. I didn't notice before that his example had --arch=x86_64

> I suspect it's probably better not to add those to your .kunitconfig,
> as they're UML-specific and will therefore break other architectures,
> but it does mean the tests can be run with, for example:
> ./tools/testing/kunit/kunit.py run --kunitconfig
> drivers/gpu/drm/.kunitconfig --kconfig_add CONFIG_VIRTIO_UML=y
> --kconfig_add CONFIG_UML_PCI_OVER_VIRTIO=y
> Or, without the .kunitconfig:
> ./tools/testing/kunit/kunit.py run --kconfig_add CONFIG_DRM=y
> --kconfig_add CONFIG_DRM_FORMAR_HELPER_TEST=y --kconfig_add
> 'drm-*'

I wonder if would make sense to have for example an arch/um/.kunitconfig
with those symbols and maybe others and then the tests could also be run
with something like:

./tools/testing/kunit/kunit.py run --kunitconfig=drivers/gpu/drm/.kunitconfig \

Best regards,

Javier Martinez Canillas
Linux Engineering
Red Hat

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