Since igt_spin_batch_new() will do a stalling GEM check, it is not
advisable to use it within loops. Perform the igt_require_gem() upfront
and then use __igt_spin_batch_new() inside the test loop.
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
tests/kms_flip.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/tests/kms_flip.c b/tests/kms_flip.c
index 39ee68d23..2899f20e6 100644
--- a/tests/kms_flip.c
+++ b/tests/kms_flip.c
@@ -692,15 +692,15 @@ static unsigned int run_test_step(struct test_output *o)
o->current_fb_id = !o->current_fb_id;
if (o->flags & TEST_WITH_DUMMY_BCS) {
- spin_bcs = igt_spin_batch_new(drm_fd, 0, I915_EXEC_BLT,
-
o->fb_info[o->current_fb_id].gem_handle);
+ spin_bcs = __igt_spin_batch_new(drm_fd, 0, I915_EXEC_BLT,
+
o->fb_info[o->current_fb_id].gem_handle);
igt_spin_batch_set_timeout(spin_bcs,
NSEC_PER_SEC);
}
if (o->flags & TEST_WITH_DUMMY_RCS) {
- spin_rcs = igt_spin_batch_new(drm_fd, 0, I915_EXEC_RENDER,
-
o->fb_info[o->current_fb_id].gem_handle);
+ spin_rcs = __igt_spin_batch_new(drm_fd, 0, I915_EXEC_RENDER,
+
o->fb_info[o->current_fb_id].gem_handle);
igt_spin_batch_set_timeout(spin_rcs,
NSEC_PER_SEC);
}
@@ -1099,6 +1099,9 @@ static unsigned event_loop(struct test_output *o,
unsigned duration_ms)
igt_hang_t hang;
int count = 0;
+ if (o->flags & (TEST_WITH_DUMMY_BCS | TEST_WITH_DUMMY_RCS))
+ igt_require_gem(drm_fd);
+
memset(&hang, 0, sizeof(hang));
if (o->flags & TEST_HANG_ONCE)
hang = hang_gpu(drm_fd);
--
2.15.1
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