diff options
Diffstat (limited to 'tests/perf_pmu.c')
| -rw-r--r-- | tests/perf_pmu.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tests/perf_pmu.c b/tests/perf_pmu.c index 3f2fb911..a7501ca5 100644 --- a/tests/perf_pmu.c +++ b/tests/perf_pmu.c @@ -619,11 +619,15 @@ sema_wait(int gem_fd, const struct intel_execution_engine2 *e, fd = open_pmu(I915_PMU_ENGINE_SEMA(e->class, e->instance)); + val[0] = pmu_read_single(fd); + gem_execbuf(gem_fd, &eb); do { /* wait for the batch to start executing */ usleep(5e3); } while (!obj_ptr[1]); - usleep(5e3); /* wait for the register sampling */ + + igt_assert_f(igt_wait(pmu_read_single(fd) != val[0], 10, 1), + "sampling failed to start withing 10ms"); val[0] = pmu_read_single(fd); slept = measured_usleep(batch_duration_ns / 1000); |