From: Chris Wilson <[email protected]>

After the memory-region test completes, it flushes the test by calling
set-to-cpu-domain. Use the igt_flush_test as it includes a timeout,
recovery and reports and error for miscreant tests.

Signed-off-by: Chris Wilson <[email protected]>
Reviewed-by: Matthew Auld <[email protected]>
Signed-off-by: Tvrtko Ursulin <[email protected]>
---
 drivers/gpu/drm/i915/selftests/intel_memory_region.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/selftests/intel_memory_region.c 
b/drivers/gpu/drm/i915/selftests/intel_memory_region.c
index f85fd8cbfbf5..7a3f71e83140 100644
--- a/drivers/gpu/drm/i915/selftests/intel_memory_region.c
+++ b/drivers/gpu/drm/i915/selftests/intel_memory_region.c
@@ -826,11 +826,10 @@ static int igt_lmem_write_cpu(void *arg)
        if (err)
                goto out_unpin;
 
-       i915_gem_object_lock(obj, NULL);
-       err = i915_gem_object_set_to_wc_domain(obj, true);
-       i915_gem_object_unlock(obj);
-       if (err)
+       if (igt_flush_test(engine->i915)) {
+               err = -EIO;
                goto out_unpin;
+       }
 
        count = ARRAY_SIZE(bytes);
        order = i915_random_order(count * count, &prng);
-- 
2.30.2

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