[igt-dev] [PATCH i-g-t 2/3] xe/xe_mmap: Negative test to extensions

[priyanka.dandamudi@intel.com]

From: Priyanka Dandamudi <priyanka.dandamudi@intel.com>

Add negative test to check bad extensions.

v2: Add default alignment for the object size.(Zbigniew)

Cc: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>
Cc: Kamil Konieczny <kamil.konieczny@linux.intel.com>
Cc: Janga Rahul Kumar <janga.rahul.kumar@intel.com>
Signed-off-by: Priyanka Dandamudi <priyanka.dandamudi@intel.com>
---
 tests/xe/xe_mmap.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/tests/xe/xe_mmap.c b/tests/xe/xe_mmap.c
index 3e3f165b..a5da6fa9 100644
--- a/tests/xe/xe_mmap.c
+++ b/tests/xe/xe_mmap.c
@@ -74,6 +74,26 @@ static void test_bad_flags(int fd)
 	gem_close(fd, mmo.handle);
 }
 
+/**
+ * SUBTEST: bad-extensions
+ * Description: Test mmap offset with bad extensions.
+ *
+ */
+static void test_bad_extensions(int fd)
+{
+	uint64_t size = xe_get_default_alignment(fd);
+	struct xe_user_extension ext;
+	struct drm_xe_gem_mmap_offset mmo = {
+		.handle = xe_bo_create(fd, 0, 0, size),
+	};
+
+	mmo.extensions = to_user_pointer(&ext);
+	ext.name = -1;
+
+	do_ioctl_err(fd, DRM_IOCTL_XE_GEM_MMAP_OFFSET, &mmo, EINVAL);
+	gem_close(fd, mmo.handle);
+}
+
 igt_main
 {
 	int fd;
@@ -95,6 +115,9 @@ igt_main
 	igt_subtest("bad-flags")
 		test_bad_flags(fd);
 
+	igt_subtest("bad-extensions")
+		test_bad_extensions(fd);
+
 	igt_fixture {
 		xe_device_put(fd);
 		close(fd);
-- 
2.25.1