[PATCH] drm/xe/tests: Wait for clear fence operation to complete

[Nirmoy Das]

Ensure the clear operation completes before proceeding, as the clear
fence is not attached to the BO's dma-resv object.

Cc: Matthew Auld <matthew.auld at intel.com>
Cc: Thomas Hellström <thomas.hellstrom at linux.intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>
---
 drivers/gpu/drm/xe/tests/xe_bo.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/xe/tests/xe_bo.c b/drivers/gpu/drm/xe/tests/xe_bo.c
index 3e0ae40ebbd2..c9ec7a313c6b 100644
--- a/drivers/gpu/drm/xe/tests/xe_bo.c
+++ b/drivers/gpu/drm/xe/tests/xe_bo.c
@@ -49,6 +49,13 @@ static int ccs_test_migrate(struct xe_tile *tile, struct xe_bo *bo,
 			KUNIT_FAIL(test, "Failed to submit bo clear.\n");
 			return PTR_ERR(fence);
 		}
+
+		if (dma_fence_wait_timeout(fence, false, 5 * HZ) <= 0) {
+			dma_fence_put(fence);
+			KUNIT_FAIL(test, "Timeout while clearing bo.\n");
+			return  -ETIME;
+		}
+
 		dma_fence_put(fence);
 	}
 
-- 
2.46.0