After the fence is signaled, the status feed reports whether or not the
request completed successfully. We set this to -EIO if a hang was
detected.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
tests/gem_exec_fence.c | 41 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
diff --git a/tests/gem_exec_fence.c b/tests/gem_exec_fence.c
index ea007468..4fe1bcee 100644
--- a/tests/gem_exec_fence.c
+++ b/tests/gem_exec_fence.c
@@ -91,6 +91,46 @@ static void store(int fd, unsigned ring, int fence, uint32_t target, unsigned of
gem_close(fd, obj[BATCH].handle);
}
+struct local_sync_fence_info {
+ char obj_name[32];
+ char driver_name[32];
+
+ __s32 status;
+ __u32 flags;
+
+ __u64 timestamp_ns;
+};
+
+struct local_sync_file_info {
+ char name[32];
+
+ __s32 status;
+ __u32 flags;
+ __u32 num_fences;
+ __u32 pad;
+
+ __u64 sync_fence_info;
+};
+
+#define UABI_SYNC_IOC_MAGIC '>'
+#define LOCAL_SYNC_IOC_FILE_INFO _IOWR(UABI_SYNC_IOC_MAGIC, 4, struct local_sync_file_info)
+
+#define FENCE_OK 1
+
+static int fence_status(int fence)
+{
+ struct local_sync_fence_info fence_info;
+ struct local_sync_file_info info = {
+ .num_fences = 1,
+ .sync_fence_info = to_user_pointer(&fence_info),
+ };
+
+ (void)ioctl(fence, LOCAL_SYNC_IOC_FILE_INFO, &info);
+ igt_assert(info.num_fences == 1);
+
+ return fence_info.status;
+}
+
static int __gem_execbuf_wr(int fd, struct drm_i915_gem_execbuffer2 *execbuf)
{
int err = 0;
@@ -194,6 +234,7 @@ static void test_fence_busy(int fd, unsigned ring, unsigned flags)
}
igt_assert(!gem_bo_busy(fd, obj.handle));
+ igt_assert_eq(fence_status(fence), flags & HANG ? -EIO : FENCE_OK);
close(fence);
gem_close(fd, obj.handle);
--
2.11.0
_______________________________________________
Intel-gfx mailing list
Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
