aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/tools/testing/selftests/iommu/iommufd_utils.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--tools/testing/selftests/iommu/iommufd_utils.h86
1 files changed, 81 insertions, 5 deletions
diff --git a/tools/testing/selftests/iommu/iommufd_utils.h b/tools/testing/selftests/iommu/iommufd_utils.h
index c612fbf0195b..40f6f14ce136 100644
--- a/tools/testing/selftests/iommu/iommufd_utils.h
+++ b/tools/testing/selftests/iommu/iommufd_utils.h
@@ -155,7 +155,7 @@ static int _test_cmd_mock_domain_replace(int fd, __u32 stdev_id, __u32 pt_id,
EXPECT_ERRNO(_errno, _test_cmd_mock_domain_replace(self->fd, stdev_id, \
pt_id, NULL))
-static int _test_cmd_hwpt_alloc(int fd, __u32 device_id, __u32 pt_id,
+static int _test_cmd_hwpt_alloc(int fd, __u32 device_id, __u32 pt_id, __u32 ft_id,
__u32 flags, __u32 *hwpt_id, __u32 data_type,
void *data, size_t data_len)
{
@@ -167,6 +167,7 @@ static int _test_cmd_hwpt_alloc(int fd, __u32 device_id, __u32 pt_id,
.data_type = data_type,
.data_len = data_len,
.data_uptr = (uint64_t)data,
+ .fault_id = ft_id,
};
int ret;
@@ -179,24 +180,36 @@ static int _test_cmd_hwpt_alloc(int fd, __u32 device_id, __u32 pt_id,
}
#define test_cmd_hwpt_alloc(device_id, pt_id, flags, hwpt_id) \
- ASSERT_EQ(0, _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, flags, \
+ ASSERT_EQ(0, _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, 0, flags, \
hwpt_id, IOMMU_HWPT_DATA_NONE, NULL, \
0))
#define test_err_hwpt_alloc(_errno, device_id, pt_id, flags, hwpt_id) \
EXPECT_ERRNO(_errno, _test_cmd_hwpt_alloc( \
- self->fd, device_id, pt_id, flags, \
+ self->fd, device_id, pt_id, 0, flags, \
hwpt_id, IOMMU_HWPT_DATA_NONE, NULL, 0))
#define test_cmd_hwpt_alloc_nested(device_id, pt_id, flags, hwpt_id, \
data_type, data, data_len) \
- ASSERT_EQ(0, _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, flags, \
+ ASSERT_EQ(0, _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, 0, flags, \
hwpt_id, data_type, data, data_len))
#define test_err_hwpt_alloc_nested(_errno, device_id, pt_id, flags, hwpt_id, \
data_type, data, data_len) \
EXPECT_ERRNO(_errno, \
- _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, flags, \
+ _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, 0, flags, \
hwpt_id, data_type, data, data_len))
+#define test_cmd_hwpt_alloc_iopf(device_id, pt_id, fault_id, flags, hwpt_id, \
+ data_type, data, data_len) \
+ ASSERT_EQ(0, _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, fault_id, \
+ flags, hwpt_id, data_type, data, \
+ data_len))
+#define test_err_hwpt_alloc_iopf(_errno, device_id, pt_id, fault_id, flags, \
+ hwpt_id, data_type, data, data_len) \
+ EXPECT_ERRNO(_errno, \
+ _test_cmd_hwpt_alloc(self->fd, device_id, pt_id, fault_id, \
+ flags, hwpt_id, data_type, data, \
+ data_len))
+
#define test_cmd_hwpt_check_iotlb(hwpt_id, iotlb_id, expected) \
({ \
struct iommu_test_cmd test_cmd = { \
@@ -686,3 +699,66 @@ static int _test_cmd_get_hw_info(int fd, __u32 device_id, void *data,
#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))
+
+static int _test_ioctl_fault_alloc(int fd, __u32 *fault_id, __u32 *fault_fd)
+{
+ struct iommu_fault_alloc cmd = {
+ .size = sizeof(cmd),
+ };
+ int ret;
+
+ ret = ioctl(fd, IOMMU_FAULT_QUEUE_ALLOC, &cmd);
+ if (ret)
+ return ret;
+ *fault_id = cmd.out_fault_id;
+ *fault_fd = cmd.out_fault_fd;
+ return 0;
+}
+
+#define test_ioctl_fault_alloc(fault_id, fault_fd) \
+ ({ \
+ ASSERT_EQ(0, _test_ioctl_fault_alloc(self->fd, fault_id, \
+ fault_fd)); \
+ ASSERT_NE(0, *(fault_id)); \
+ ASSERT_NE(0, *(fault_fd)); \
+ })
+
+static int _test_cmd_trigger_iopf(int fd, __u32 device_id, __u32 fault_fd)
+{
+ struct iommu_test_cmd trigger_iopf_cmd = {
+ .size = sizeof(trigger_iopf_cmd),
+ .op = IOMMU_TEST_OP_TRIGGER_IOPF,
+ .trigger_iopf = {
+ .dev_id = device_id,
+ .pasid = 0x1,
+ .grpid = 0x2,
+ .perm = IOMMU_PGFAULT_PERM_READ | IOMMU_PGFAULT_PERM_WRITE,
+ .addr = 0xdeadbeaf,
+ },
+ };
+ struct iommu_hwpt_page_response response = {
+ .code = IOMMUFD_PAGE_RESP_SUCCESS,
+ };
+ struct iommu_hwpt_pgfault fault = {};
+ ssize_t bytes;
+ int ret;
+
+ ret = ioctl(fd, _IOMMU_TEST_CMD(IOMMU_TEST_OP_TRIGGER_IOPF), &trigger_iopf_cmd);
+ if (ret)
+ return ret;
+
+ bytes = read(fault_fd, &fault, sizeof(fault));
+ if (bytes <= 0)
+ return -EIO;
+
+ response.cookie = fault.cookie;
+
+ bytes = write(fault_fd, &response, sizeof(response));
+ if (bytes <= 0)
+ return -EIO;
+
+ return 0;
+}
+
+#define test_cmd_trigger_iopf(device_id, fault_fd) \
+ ASSERT_EQ(0, _test_cmd_trigger_iopf(self->fd, device_id, fault_fd))