diff options
| author | Joao Martins <joao.m.martins@oracle.com> | 2023-10-24 16:51:08 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2023-10-24 17:58:44 +0300 |
| commit | ae36fe70cea4d7c177452ab41e6734fa3cbd4ad8 (patch) | |
| tree | 631a5bc80986b4f5efbd6e2b79eeb21169de53d8 /tools/testing/selftests/iommu | |
| parent | a9af47e382a4d517685cb13c780272e7f300ebc5 (diff) | |
| download | linux-ae36fe70cea4d7c177452ab41e6734fa3cbd4ad8.tar.xz | |
iommufd/selftest: Test out_capabilities in IOMMU_GET_HW_INFO
Enumerate the capabilities from the mock device and test whether it
advertises as expected. Include it as part of the iommufd_dirty_tracking
fixture.
Link: https://lore.kernel.org/r/20231024135109.73787-18-joao.m.martins@oracle.com
Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'tools/testing/selftests/iommu')
| -rw-r--r-- | tools/testing/selftests/iommu/iommufd.c | 17 | ||||
| -rw-r--r-- | tools/testing/selftests/iommu/iommufd_fail_nth.c | 2 | ||||
| -rw-r--r-- | tools/testing/selftests/iommu/iommufd_utils.h | 24 |
3 files changed, 33 insertions, 10 deletions
diff --git a/tools/testing/selftests/iommu/iommufd.c b/tools/testing/selftests/iommu/iommufd.c index 891250acf47e..f4f8bd17ae67 100644 --- a/tools/testing/selftests/iommu/iommufd.c +++ b/tools/testing/selftests/iommu/iommufd.c @@ -1563,6 +1563,23 @@ TEST_F(iommufd_dirty_tracking, set_dirty_tracking) test_ioctl_destroy(hwpt_id); } +TEST_F(iommufd_dirty_tracking, device_dirty_capability) +{ + uint32_t caps = 0; + uint32_t stddev_id; + uint32_t hwpt_id; + + test_cmd_hwpt_alloc(self->idev_id, self->ioas_id, 0, &hwpt_id); + test_cmd_mock_domain(hwpt_id, &stddev_id, NULL, NULL); + test_cmd_get_hw_capabilities(self->idev_id, caps, + IOMMU_HW_CAP_DIRTY_TRACKING); + ASSERT_EQ(IOMMU_HW_CAP_DIRTY_TRACKING, + caps & IOMMU_HW_CAP_DIRTY_TRACKING); + + test_ioctl_destroy(stddev_id); + test_ioctl_destroy(hwpt_id); +} + TEST_F(iommufd_dirty_tracking, get_dirty_bitmap) { uint32_t stddev_id; diff --git a/tools/testing/selftests/iommu/iommufd_fail_nth.c b/tools/testing/selftests/iommu/iommufd_fail_nth.c index 31386be42439..ff735bdd833e 100644 --- a/tools/testing/selftests/iommu/iommufd_fail_nth.c +++ b/tools/testing/selftests/iommu/iommufd_fail_nth.c @@ -612,7 +612,7 @@ TEST_FAIL_NTH(basic_fail_nth, device) &idev_id)) return -1; - if (_test_cmd_get_hw_info(self->fd, idev_id, &info, sizeof(info))) + if (_test_cmd_get_hw_info(self->fd, idev_id, &info, sizeof(info), NULL)) return -1; if (_test_cmd_hwpt_alloc(self->fd, idev_id, ioas_id, 0, &hwpt_id)) diff --git a/tools/testing/selftests/iommu/iommufd_utils.h b/tools/testing/selftests/iommu/iommufd_utils.h index b129cf23b824..2410d06f5a34 100644 --- a/tools/testing/selftests/iommu/iommufd_utils.h +++ b/tools/testing/selftests/iommu/iommufd_utils.h @@ -535,8 +535,8 @@ static void teardown_iommufd(int fd, struct __test_metadata *_metadata) #endif /* @data can be NULL */ -static int _test_cmd_get_hw_info(int fd, __u32 device_id, - void *data, size_t data_len) +static int _test_cmd_get_hw_info(int fd, __u32 device_id, void *data, + size_t data_len, uint32_t *capabilities) { struct iommu_test_hw_info *info = (struct iommu_test_hw_info *)data; struct iommu_hw_info cmd = { @@ -544,6 +544,7 @@ static int _test_cmd_get_hw_info(int fd, __u32 device_id, .dev_id = device_id, .data_len = data_len, .data_uptr = (uint64_t)data, + .out_capabilities = 0, }; int ret; @@ -580,14 +581,19 @@ static int _test_cmd_get_hw_info(int fd, __u32 device_id, assert(!info->flags); } + if (capabilities) + *capabilities = cmd.out_capabilities; + return 0; } -#define test_cmd_get_hw_info(device_id, data, data_len) \ - ASSERT_EQ(0, _test_cmd_get_hw_info(self->fd, device_id, \ - data, data_len)) +#define test_cmd_get_hw_info(device_id, data, data_len) \ + ASSERT_EQ(0, _test_cmd_get_hw_info(self->fd, device_id, data, \ + data_len, NULL)) + +#define test_err_get_hw_info(_errno, device_id, data, data_len) \ + EXPECT_ERRNO(_errno, _test_cmd_get_hw_info(self->fd, device_id, data, \ + data_len, NULL)) -#define test_err_get_hw_info(_errno, device_id, data, data_len) \ - EXPECT_ERRNO(_errno, \ - _test_cmd_get_hw_info(self->fd, device_id, \ - data, data_len)) +#define test_cmd_get_hw_capabilities(device_id, caps, mask) \ + ASSERT_EQ(0, _test_cmd_get_hw_info(self->fd, device_id, NULL, 0, &caps)) |