diff options
Diffstat (limited to 'test/dm/iommu.c')
-rw-r--r-- | test/dm/iommu.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/dm/iommu.c b/test/dm/iommu.c new file mode 100644 index 0000000..94174a7 --- /dev/null +++ b/test/dm/iommu.c @@ -0,0 +1,28 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2021 Mark Kettenis <kettenis@openbsd.org> + */ + +#include <common.h> +#include <dm.h> +#include <dm/test.h> +#include <dm/uclass-internal.h> +#include <iommu.h> +#include <test/test.h> +#include <test/ut.h> + +static int dm_test_iommu(struct unit_test_state *uts) +{ + struct udevice *dev; + + ut_assertok(uclass_find_device(UCLASS_IOMMU, 0, &dev)); + ut_assert(!(dev_get_flags(dev) & DM_FLAG_ACTIVATED)); + + /* Probing USB probes the IOMMU through the "iommus" property */ + ut_assertok(uclass_probe_all(UCLASS_USB)); + ut_assert(dev_get_flags(dev) & DM_FLAG_ACTIVATED); + + return 0; +} + +DM_TEST(dm_test_iommu, UT_TESTF_SCAN_FDT); |