drm/amdgpu: ignore scheduler fences from the same entity
We are going to submit them before the job anyway.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index 7fa1d7a..8dd7316 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -222,6 +222,12 @@
while ((entity->dependency = sched->ops->dependency(sched_job))) {
+ if (entity->dependency->context == entity->fence_context) {
+ /* We can ignore fences from ourself */
+ fence_put(entity->dependency);
+ continue;
+ }
+
if (fence_add_callback(entity->dependency, &entity->cb,
amd_sched_entity_wakeup))
fence_put(entity->dependency);