[PATCH 8/8] tl

Chris Wilson chris at chris-wilson.co.uk
Wed Dec 16 14:39:18 UTC 2020


---
 drivers/gpu/drm/i915/gt/selftest_timeline.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/selftest_timeline.c b/drivers/gpu/drm/i915/gt/selftest_timeline.c
index aafefdfe912a..444d9ba38f37 100644
--- a/drivers/gpu/drm/i915/gt/selftest_timeline.c
+++ b/drivers/gpu/drm/i915/gt/selftest_timeline.c
@@ -1437,6 +1437,11 @@ static int live_hwsp_relative(void *arg)
 			intel_timeline_put(ce->timeline);
 			ce->timeline = tl;
 
+			intel_timeline_pin(tl, NULL);
+			tl->seqno = 0xdeadbeef;
+			WRITE_ONCE(*(u32 *)tl->hwsp_seqno, tl->seqno);
+			intel_timeline_unpin(tl);
+
 			rq = intel_context_create_request(ce);
 			intel_context_put(ce);
 			if (IS_ERR(rq))
-- 
2.20.1



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