On 31/03/2019 22:09, Chris Wilson wrote:
Before trying to measure the busyness reporting for the idle state, make
sure the gpu is actually idle and not still running any backgound system
task.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
tests/perf_pmu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tests/perf_pmu.c b/tests/perf_pmu.c
index 1a08f564b..ef61c4d40 100644
--- a/tests/perf_pmu.c
+++ b/tests/perf_pmu.c
@@ -264,6 +264,7 @@ single(int gem_fd, const struct intel_execution_engine2 *e, unsigned int flags)
uint64_t val;
int fd;
+ gem_quiescent_gpu(gem_fd);
fd = open_pmu(I915_PMU_ENGINE_BUSY(e->class, e->instance));
if (flags & TEST_BUSY)
It's okay but where did it fail? Because subtest has quiescent at the
end, and IGT has it at start.
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Regards,
Tvrtko
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