From 4ed4791afb34c61650b17407846174a72e4034f4 Mon Sep 17 00:00:00 2001 From: Jason Gunthorpe Date: Wed, 1 Mar 2023 15:30:29 -0400 Subject: [PATCH] iommufd/selftest: Add a selftest for iommufd_device_attach() with a hwpt argument This can now be covered since we have a full struct device. Link: https://lore.kernel.org/r/12-v3-ae9c2975a131+2e1e8-iommufd_hwpt_jgg@nvidia.com Reviewed-by: Kevin Tian Signed-off-by: Jason Gunthorpe --- tools/testing/selftests/iommu/iommufd.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/iommu/iommufd.c b/tools/testing/selftests/iommu/iommufd.c index fe20342..da0443b 100644 --- a/tools/testing/selftests/iommu/iommufd.c +++ b/tools/testing/selftests/iommu/iommufd.c @@ -187,6 +187,7 @@ FIXTURE(iommufd_ioas) int fd; uint32_t ioas_id; uint32_t stdev_id; + uint32_t hwpt_id; uint64_t base_iova; }; @@ -212,7 +213,8 @@ FIXTURE_SETUP(iommufd_ioas) } for (i = 0; i != variant->mock_domains; i++) { - test_cmd_mock_domain(self->ioas_id, &self->stdev_id, NULL); + test_cmd_mock_domain(self->ioas_id, &self->stdev_id, + &self->hwpt_id); self->base_iova = MOCK_APERTURE_START; } } @@ -259,6 +261,16 @@ TEST_F(iommufd_ioas, ioas_destroy) } } +TEST_F(iommufd_ioas, hwpt_attach) +{ + /* Create a device attached directly to a hwpt */ + if (self->stdev_id) { + test_cmd_mock_domain(self->hwpt_id, NULL, NULL); + } else { + test_err_mock_domain(ENOENT, self->hwpt_id, NULL, NULL); + } +} + TEST_F(iommufd_ioas, ioas_area_destroy) { /* Adding an area does not change ability to destroy */ -- 2.7.4