[Intel-gfx] [PATCH] drm/i915/gt: Defer engine registration until fully initialised

[Chris Wilson]

Only add the engine to the available set of uabi engines once it has
been fully initialised and we know we want it in the public set.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Cc: Michał Wajdeczko <michal.wajdeczko at intel.com>
Cc: Andi Shyti <andi.shyti at intel.com>
---
 drivers/gpu/drm/i915/gt/intel_engine_cs.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index f8113bc756c6..bf20305a1083 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -344,7 +344,6 @@ static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id)
 	gt->engine_class[info->class][info->instance] = engine;
 	gt->engine[id] = engine;
 
-	intel_engine_add_user(engine);
 	gt->i915->engine[id] = engine;
 
 	return 0;
@@ -481,6 +480,8 @@ int intel_engines_init(struct intel_gt *gt)
 		err = init(engine);
 		if (err)
 			goto cleanup;
+
+		intel_engine_add_user(engine);
 	}
 
 	return 0;
-- 
2.24.0.rc1