From: Karolina Stolarek Date: Wed, 12 Jun 2024 12:02:57 +0000 (+0200) Subject: drm/ttm/tests: Set DMA mask in KUnit device X-Git-Tag: v6.11-rc1~141^2~15^2~54 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=dc50165601f5c24b3121defca60d267a980e8dbb;p=thirdparty%2Fkernel%2Flinux.git drm/ttm/tests: Set DMA mask in KUnit device In commit d393acce7b3f ("drm/tests: Switch to kunit devices"), DRM test helpers migrated away from using a dummy platform driver in favour of KUnit device. This means that DMA masks for the device are not set but are required by ttm_pool_alloc tests. Set the DMA mask for coherent mappings to unblock testing. Signed-off-by: Karolina Stolarek Reviewed-by: Nirmoy Das Signed-off-by: Arunpravin Paneer Selvam Link: https://patchwork.freedesktop.org/patch/msgid/dbd83b01bc835d922c070ad1c5bd9023e631e6c4.1718192625.git.karolina.stolarek@intel.com --- diff --git a/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c b/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c index 5be317a0af56b..c9ee7fe7c36df 100644 --- a/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c +++ b/drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.c @@ -103,6 +103,9 @@ struct ttm_test_devices *ttm_test_devices_basic(struct kunit *test) devs->dev = drm_kunit_helper_alloc_device(test); KUNIT_ASSERT_NOT_ERR_OR_NULL(test, devs->dev); + /* Set mask for alloc_coherent mappings to enable ttm_pool_alloc testing */ + devs->dev->coherent_dma_mask = -1; + devs->drm = __drm_kunit_helper_alloc_drm_device(test, devs->dev, sizeof(*devs->drm), 0, DRIVER_GEM);