[PATCH 6.6 047/638] drm/ttm/tests: depend on UML || COMPILE_TEST

Sasha Levin
2024-03-24T23:02:04Z

From: Christian König <christian.koenig@amd.com>

[ Upstream commit 9d3f8a723c7950e56e0b95ab84b572caee29e065 ]

At least the device test requires that no other driver using TTM is
loaded. So make those unit tests depend on UML || COMPILE_TEST to
prevent people from trying them on bare metal.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://lore.kernel.org/all/20240219230116.77b8ad68@yea/
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 3caa020391c75..ec4abf9ff47b5 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -198,7 +198,7 @@ config DRM_TTM
config DRM_TTM_KUNIT_TEST
tristate "KUnit tests for TTM" if !KUNIT_ALL_TESTS
default n
- depends on DRM && KUNIT && MMU
+ depends on DRM && KUNIT && MMU && (UML || COMPILE_TEST)
select DRM_TTM
select DRM_EXPORT_FOR_TESTS if m
select DRM_KUNIT_TEST_HELPERS
@@ -206,7 +206,8 @@ config DRM_TTM_KUNIT_TEST
help
Enables unit tests for TTM, a GPU memory manager subsystem used
to manage memory buffers. This option is mostly useful for kernel
- developers.
+ developers. It depends on (UML || COMPILE_TEST) since no other driver
+ which uses TTM can be loaded while running the tests.

If in doubt, say "N".

--
2.43.0