As we know by inspection whether any engine is still busy as we retire
all the requests, we can pass that information back via return value
rather than check again afterwards.
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuopp...@intel.com>
---
drivers/gpu/drm/i915/i915_gem_request.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_request.c
b/drivers/gpu/drm/i915/i915_gem_request.c
index bf62427a35b7..d4315918b030 100644
--- a/drivers/gpu/drm/i915/i915_gem_request.c
+++ b/drivers/gpu/drm/i915/i915_gem_request.c
@@ -727,16 +727,18 @@ complete:
return ret;
}
-static void engine_retire_requests(struct intel_engine_cs *engine)
+static bool engine_retire_requests(struct intel_engine_cs *engine)
{
struct drm_i915_gem_request *request, *next;
list_for_each_entry_safe(request, next, &engine->request_list, link) {
if (!i915_gem_request_completed(request))
- break;
+ return false;
i915_gem_request_retire(request);
}
+
+ return true;
}
void i915_gem_retire_requests(struct drm_i915_private *dev_priv)
@@ -751,8 +753,7 @@ void i915_gem_retire_requests(struct drm_i915_private
*dev_priv)
GEM_BUG_ON(!dev_priv->gt.awake);
for_each_engine(engine, dev_priv) {
- engine_retire_requests(engine);
- if (!intel_engine_is_active(engine))
+ if (engine_retire_requests(engine))
dev_priv->gt.active_engines &=
~intel_engine_flag(engine);
}
--
2.8.1
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